From 0fcedb1e8cb8f5d63f8bbd183f4e87a6b5b8a243 Mon Sep 17 00:00:00 2001 From: Craig Edwards Date: Wed, 13 Dec 2023 17:56:19 +0000 Subject: [PATCH] initial bot parts, user registration --- .gitignore | 3 + CMakeLists.txt | 60 + CONTRIBUTING.md | 1 + cmake/FindDPP.cmake | 7 + cmake/FindMySQL.cmake | 48 + include/ssod/botlist.h | 107 + include/ssod/botlists/discordbotlist.h | 36 + include/ssod/botlists/infinitybots.h | 36 + include/ssod/botlists/topgg.h | 36 + include/ssod/command.h | 97 + include/ssod/commands/info.h | 28 + include/ssod/commands/start.h | 28 + include/ssod/config.h | 41 + include/ssod/database.h | 179 + include/ssod/game_date.h | 6 + include/ssod/game_dice.h | 7 + include/ssod/game_enums.h | 32 + include/ssod/game_player.h | 102 + include/ssod/game_util.h | 4 + include/ssod/listeners.h | 68 + include/ssod/logger.h | 41 + include/ssod/sentry.h | 184 + include/ssod/ssod.h | 98 + old/cgi-bin/gameobjects.h | 1661 +----- old/cgi-bin/gameutility.h | 387 -- old/cgi-bin/globals.h | 97 - sentry-symbols.sh | 5 + src/3rdparty/LICENSE.txt | 21 + src/3rdparty/httplib.cpp | 7076 ++++++++++++++++++++++++ src/3rdparty/httplib.h | 2187 ++++++++ src/botlist.cpp | 61 + src/command.cpp | 44 + src/commands/info.cpp | 93 + src/commands/start.cpp | 100 + src/config.cpp | 41 + src/database.cpp | 467 ++ src/game_date.cpp | 44 + src/game_dice.cpp | 14 + src/game_enums.cpp | 32 + src/game_player.cpp | 714 +++ src/game_util.cpp | 34 + src/listeners.cpp | 227 + src/logger.cpp | 81 + src/main.cpp | 59 + src/sentry.cpp | 260 + src/sha256.cpp | 46 + src/wildcard.cpp | 82 + 47 files changed, 12974 insertions(+), 2108 deletions(-) create mode 100644 .gitignore create mode 100644 CMakeLists.txt create mode 100644 CONTRIBUTING.md create mode 100644 cmake/FindDPP.cmake create mode 100644 cmake/FindMySQL.cmake create mode 100644 include/ssod/botlist.h create mode 100644 include/ssod/botlists/discordbotlist.h create mode 100644 include/ssod/botlists/infinitybots.h create mode 100644 include/ssod/botlists/topgg.h create mode 100644 include/ssod/command.h create mode 100644 include/ssod/commands/info.h create mode 100644 include/ssod/commands/start.h create mode 100644 include/ssod/config.h create mode 100644 include/ssod/database.h create mode 100644 include/ssod/game_date.h create mode 100644 include/ssod/game_dice.h create mode 100644 include/ssod/game_enums.h create mode 100644 include/ssod/game_player.h create mode 100644 include/ssod/game_util.h create mode 100644 include/ssod/listeners.h create mode 100644 include/ssod/logger.h create mode 100644 include/ssod/sentry.h create mode 100644 include/ssod/ssod.h create mode 100755 sentry-symbols.sh create mode 100644 src/3rdparty/LICENSE.txt create mode 100644 src/3rdparty/httplib.cpp create mode 100644 src/3rdparty/httplib.h create mode 100644 src/botlist.cpp create mode 100644 src/command.cpp create mode 100644 src/commands/info.cpp create mode 100644 src/commands/start.cpp create mode 100644 src/config.cpp create mode 100644 src/database.cpp create mode 100644 src/game_date.cpp create mode 100644 src/game_dice.cpp create mode 100644 src/game_enums.cpp create mode 100644 src/game_player.cpp create mode 100644 src/game_util.cpp create mode 100644 src/listeners.cpp create mode 100644 src/logger.cpp create mode 100644 src/main.cpp create mode 100644 src/sentry.cpp create mode 100644 src/sha256.cpp create mode 100644 src/wildcard.cpp diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..5ee67f5 --- /dev/null +++ b/.gitignore @@ -0,0 +1,3 @@ +build +config.json +.vscode diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..44e1833 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,60 @@ +cmake_minimum_required (VERSION 3.16) + +set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/") +find_package(MySQL) + +set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake) +set(BOT_NAME "ssod") + +project(${BOT_NAME}) +aux_source_directory("src" coresrc) +aux_source_directory("src/commands" coresrc) +aux_source_directory("src/3rdparty" coresrc) +add_executable(${BOT_NAME} ${coresrc}) + +target_precompile_headers(${BOT_NAME} INTERFACE "src/3rdparty/httplib.h") + +string(ASCII 27 Esc) + +set(CMAKE_POSITION_INDEPENDENT_CODE ON) + +set_target_properties(${BOT_NAME} PROPERTIES + CXX_STANDARD 20 + CXX_STANDARD_REQUIRED ON +) + +set(THREADS_PREFER_PTHREAD_FLAG TRUE) +find_package(Threads REQUIRED) +find_package(DPP REQUIRED) + +if(APPLE) + set(OPENSSL_ROOT_DIR /usr/local/opt/openssl) + find_package(OpenSSL REQUIRED) +else() + find_package(OpenSSL REQUIRED) +endif() + +set(CMAKE_CXX_FLAGS "-g -O2 -Wall -Wno-unused-private-field -Wno-psabi -Wempty-body -Wignored-qualifiers -Wimplicit-fallthrough -Wmissing-field-initializers -Wsign-compare -Wtype-limits -Wuninitialized -Wshift-negative-value") +target_compile_definitions(${BOT_NAME} PUBLIC DPP_CORO=ON CPPHTTPLIB_OPENSSL_SUPPORT) + +target_include_directories(${BOT_NAME} PUBLIC + ${CMAKE_CURRENT_SOURCE_DIR}/include + ${DPP_INCLUDE_DIR} +) + +target_link_libraries(${BOT_NAME} + fmt + spdlog + mysqlclient + crypto + ssl + sentry + CxxUrl + ${CMAKE_THREAD_LIBS_INIT} + ${DPP_LIBRARIES} +) + +#add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD +# WORKING_DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY} +# COMMAND "../sentry-symbols.sh" +#) diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md new file mode 100644 index 0000000..1f9973e --- /dev/null +++ b/CONTRIBUTING.md @@ -0,0 +1 @@ +Please see the contributing guidelines for [D++](https://github.com/brainboxdotcc/DPP) for details of how to contribute. diff --git a/cmake/FindDPP.cmake b/cmake/FindDPP.cmake new file mode 100644 index 0000000..ffa8ea0 --- /dev/null +++ b/cmake/FindDPP.cmake @@ -0,0 +1,7 @@ +find_path(DPP_INCLUDE_DIR NAMES dpp/dpp.h HINTS ${DPP_ROOT_DIR}) + +find_library(DPP_LIBRARIES NAMES dpp "libdpp.a" HINTS ${DPP_ROOT_DIR}) + +include(FindPackageHandleStandardArgs) + +find_package_handle_standard_args(DPP DEFAULT_MSG DPP_LIBRARIES DPP_INCLUDE_DIR) diff --git a/cmake/FindMySQL.cmake b/cmake/FindMySQL.cmake new file mode 100644 index 0000000..1b5de7e --- /dev/null +++ b/cmake/FindMySQL.cmake @@ -0,0 +1,48 @@ +# - Find mysqlclient +# Find the native MySQL includes and library +# +# MYSQL_INCLUDE_DIR - where to find mysql.h, etc. +# MYSQL_LIBRARIES - List of libraries when using MySQL. +# MYSQL_FOUND - True if MySQL found. + +IF (MYSQL_INCLUDE_DIR) + # Already in cache, be silent + SET(MYSQL_FIND_QUIETLY TRUE) +ENDIF (MYSQL_INCLUDE_DIR) + +FIND_PATH(MYSQL_INCLUDE_DIR mysql.h + /usr/local/include/mysql + /usr/include/mysql +) + +SET(MYSQL_NAMES mysqlclient mysqlclient_r) +FIND_LIBRARY(MYSQL_LIBRARY + NAMES ${MYSQL_NAMES} + PATHS /usr/lib /usr/local/lib + PATH_SUFFIXES mysql +) + +IF (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY) + SET(MYSQL_FOUND TRUE) + SET( MYSQL_LIBRARIES ${MYSQL_LIBRARY} ) +ELSE (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY) + SET(MYSQL_FOUND FALSE) + SET( MYSQL_LIBRARIES ) +ENDIF (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY) + +IF (MYSQL_FOUND) + IF (NOT MYSQL_FIND_QUIETLY) + MESSAGE(STATUS "Found MySQL: ${MYSQL_LIBRARY}") + ENDIF (NOT MYSQL_FIND_QUIETLY) +ELSE (MYSQL_FOUND) + IF (MYSQL_FIND_REQUIRED) + MESSAGE(STATUS "Looked for MySQL libraries named ${MYSQL_NAMES}.") + MESSAGE(FATAL_ERROR "Could NOT find MySQL library") + ENDIF (MYSQL_FIND_REQUIRED) +ENDIF (MYSQL_FOUND) + +MARK_AS_ADVANCED( + MYSQL_LIBRARY + MYSQL_INCLUDE_DIR + ) + diff --git a/include/ssod/botlist.h b/include/ssod/botlist.h new file mode 100644 index 0000000..1e5f9f7 --- /dev/null +++ b/include/ssod/botlist.h @@ -0,0 +1,107 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +/** + * @brief Represents a bot list site. + * @note As this is all static constant data, these structs are never instantiated. + * They are simply called statically. + */ +struct botlist { + /** + * @brief The name of the bot list site. Used as the key under the "botlists" + * key in the configuration file. + */ + static constexpr std::string_view name{}; + + /** + * @brief URL format to use, {} will be replaced with the bot's application ID. + */ + static constexpr std::string_view url{}; + + /** + * @brief Field name to use in JSON POST data to hold the count of servers. + * If set to an empty string, no server count will be sent. + */ + static constexpr std::string_view server_count_field{}; + + /** + * @brief Field name to use in JSON POST data to hold the count of shards. + * If set to an empty string, no shard count will be sent. + * + */ + static constexpr std::string_view shard_count_field{}; + + /** + * @brief Handle posting an update to the bot list site + * @note There is no implementation of this base struct function. + * This is to prevent accidental instantiation of the base struct. + * + * @param bot reference to D++ cluster + */ + static void post(dpp::cluster& bot); + +protected: + /** + * @brief Perform the POST to the bot list website asynchronously. + * Will complete in the background, this is fire-and-forget. + * On error, an error will be logged to the logger. Should be called + * by a botlist::post() implementation. + * + * @param bot cluster reference + * @param key configuration key name + * @param url bot list url formatter + * @param count_field count field in postdata + * @param shards_field shards field in postdata + */ + static void run(dpp::cluster& bot, const std::string_view key, const std::string_view url, const std::string_view count_field, const std::string_view shards_field); +}; + +/** + * @brief Represents the botlist::post() function + */ +using botlist_router = auto (*)(dpp::cluster&) -> void; + +/** + * @brief Represents a list of registered botlists stored in an unordered_map + */ +using registered_botlist_list = std::unordered_map; + +registered_botlist_list& get_botlist_map(); + +/** + * @brief Register a botlist + * + * @tparam T botlist handler struct to register + */ +template void register_botlist() +{ + auto& botlist_map = get_botlist_map(); + botlist_map[T::name] = T::post; +} + +/** + * @brief Request that all botlists are updated + * + * @param bot cluster reference + */ +void post_botlists(dpp::cluster &bot); diff --git a/include/ssod/botlists/discordbotlist.h b/include/ssod/botlists/discordbotlist.h new file mode 100644 index 0000000..c2f62d0 --- /dev/null +++ b/include/ssod/botlists/discordbotlist.h @@ -0,0 +1,36 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +/** + * @brief discordbotlist.com + */ +struct discordbotlist : public botlist { + static constexpr std::string_view name{"discordbotlist.com"}; + static constexpr std::string_view url{"https://discordbotlist.com/api/v1/bots/{}/stats"}; + static constexpr std::string_view server_count_field{"guilds"}; + static constexpr std::string_view shard_count_field{""}; + + static void post(dpp::cluster& bot) { + botlist::run(bot, discordbotlist::name, discordbotlist::url, discordbotlist::server_count_field, discordbotlist::shard_count_field); + } +}; diff --git a/include/ssod/botlists/infinitybots.h b/include/ssod/botlists/infinitybots.h new file mode 100644 index 0000000..f4fee43 --- /dev/null +++ b/include/ssod/botlists/infinitybots.h @@ -0,0 +1,36 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +/** + * @brief infinity bot list + */ +struct infinitybots : public botlist { + static constexpr std::string_view name{"infinitybots.gg"}; + static constexpr std::string_view url{"https://spider.infinitybots.gg/bots/stats"}; + static constexpr std::string_view server_count_field{"servers"}; + static constexpr std::string_view shard_count_field{"shards"}; + + static void post(dpp::cluster& bot) { + botlist::run(bot, infinitybots::name, infinitybots::url, infinitybots::server_count_field, infinitybots::shard_count_field); + } +}; diff --git a/include/ssod/botlists/topgg.h b/include/ssod/botlists/topgg.h new file mode 100644 index 0000000..801191d --- /dev/null +++ b/include/ssod/botlists/topgg.h @@ -0,0 +1,36 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +/** + * @brief top.gg botlist (formerly DBL) + */ +struct topgg : public botlist { + static constexpr std::string_view name{"top.gg"}; + static constexpr std::string_view url{"https://top.gg/api/bots/{}/stats"}; + static constexpr std::string_view server_count_field{"server_count"}; + static constexpr std::string_view shard_count_field{"shard_count"}; + + static void post(dpp::cluster& bot) { + botlist::run(bot, topgg::name, topgg::url, topgg::server_count_field, topgg::shard_count_field); + } +}; diff --git a/include/ssod/command.h b/include/ssod/command.h new file mode 100644 index 0000000..a05878f --- /dev/null +++ b/include/ssod/command.h @@ -0,0 +1,97 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +/** + * @brief All commands derive from this struct. Note that these structs are never + * instantiated, all data witin them is static and constant. Register your commands + * by calling the register_command function to get a dpp::slashcommand you can then + * pass to global_bulk_command_create: + * + * bot.global_bulk_command_create({ + * register_command(bot), + * }); + */ +struct command { + /** + * @brief Change the name to that of your command; this is used + * to route your command in the on_slashcommand event. + */ + static constexpr std::string_view name{}; + + /** + * @brief Register your command. + * This function should set up any event handlers your command needs to + * function, and return the dpp::slashcommand we should register. + * + * @param bot Reference to the cluster registering the command + * @return dpp::slashcommand slash command to register + */ + static dpp::slashcommand register_command(dpp::cluster& bot); + + /** + * @brief Handle slash command + * This is called when a user issues your command. + * + * @param event The slash command event data + */ + static void route(const dpp::slashcommand_t &event); +}; + +/** + * @brief A function pointer to the static route() function of a command + */ +using command_router = auto (*)(const dpp::slashcommand_t&) -> void; + +/** + * @brief Represents a list of registered commands stored in an unordered_map + */ +using registered_command_list = std::unordered_map; + +/** + * @brief Get the current map of registered commands + * + * @return registered_command_list& the list + */ +registered_command_list& get_command_map(); + +/** + * @brief Register a command and return its slashcommand object. + * + * @tparam T command handler struct to register + * @param bot Reference to cluster registering the command + * @return dpp::slashcommand slashcommand object to register + */ +template dpp::slashcommand register_command(dpp::cluster& bot) +{ + auto& command_map = get_command_map(); + command_map[T::name] = T::route; + return T::register_command(bot); +} + +/** + * @brief Called by the on_slashcommand event to route a command by name + * to its handler. + * + * @param event Slash command interaction event + */ +void route_command(const dpp::slashcommand_t &event); diff --git a/include/ssod/commands/info.h b/include/ssod/commands/info.h new file mode 100644 index 0000000..989b1ca --- /dev/null +++ b/include/ssod/commands/info.h @@ -0,0 +1,28 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +struct info_command : public command { + static constexpr std::string_view name{"info"}; + static dpp::slashcommand register_command(dpp::cluster& bot); + static void route(const dpp::slashcommand_t &event); +}; \ No newline at end of file diff --git a/include/ssod/commands/start.h b/include/ssod/commands/start.h new file mode 100644 index 0000000..2ab3352 --- /dev/null +++ b/include/ssod/commands/start.h @@ -0,0 +1,28 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +struct start_command : public command { + static constexpr std::string_view name{"start"}; + static dpp::slashcommand register_command(dpp::cluster& bot); + static void route(const dpp::slashcommand_t &event); +}; \ No newline at end of file diff --git a/include/ssod/config.h b/include/ssod/config.h new file mode 100644 index 0000000..dc0e6f3 --- /dev/null +++ b/include/ssod/config.h @@ -0,0 +1,41 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include + +namespace config { + + /** + * @brief Initialise config file + * + * @param config_file Config file to read + */ + void init(const std::string& config_file); + + /** + * @brief Get all config values from a specific key + * + * @param key The key, if empty/omitted the root node is returned + * @return json& configuration or empty container if not found + */ + json& get(const std::string& key = ""); + +}; \ No newline at end of file diff --git a/include/ssod/database.h b/include/ssod/database.h new file mode 100644 index 0000000..a22bd39 --- /dev/null +++ b/include/ssod/database.h @@ -0,0 +1,179 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include +#include +#include +#include + +/** + * @brief Database abstraction layer + * Abstracts mysql C connector, supporting prepared statements and caching. + */ +namespace db { + + /** + * @brief Definition of a row in a result set + */ + using row = std::map; + + /** + * @brief Definition of a result set, a vector of maps + */ + using resultset = std::vector; + + /** + * @brief Possible parameter types for SQL parameters + */ + using parameter_type = std::variant; + + /** + * @brief A list of database query parameters. + * These will be translated into prepared statement arguments. + */ + using paramlist = std::vector; + + /** + * @brief Initialise database connection + * + * @param bot creating D++ cluster + */ + void init (dpp::cluster& bot); + + /** + * @brief Connect to database and set options + * + * @param host Database hostname + * @param user Database username + * @param pass Database password + * @param db Database schema name + * @param port Databae port number + * @return True if the database connection succeeded + */ + bool connect(const std::string &host, const std::string &user, const std::string &pass, const std::string &db, int port = 3306); + + /** + * @brief Disconnect from database and free query cache + * + * @return true on successful disconnection + */ + bool close(); + + /** + * @brief Run a mysql query, with automatic escaping of parameters to prevent SQL injection. + * + * @param format Format string, where each parameter should be indicated by a ? symbol + * @param parameters Parameters to prepare into the query in place of the ?'s + * + * The parameters given should be a vector of strings. You can instantiate this using "{}". + * The queries are cached as prepared statements and therefore do not need quote symbols + * to be placed around parameters in the query. These will be automatically added if required. + * + * For example: + * + * ```cpp + * db::query("UPDATE foo SET bar = ? WHERE id = ?", { "baz", 3 }); + * ``` + * + * Returns a resultset of the results as rows. Avoid returning massive resultsets if you can. + */ + resultset query(const std::string &format, const paramlist ¶meters = {}); + + /** + * @brief Run a mysql query, with automatic escaping of parameters to prevent SQL injection. + * + * @param format Format string, where each parameter should be indicated by a ? symbol + * @param parameters Parameters to prepare into the query in place of the ?'s + * @param lifetime How long to cache this query's resultset in memory for + * + * @note If the query is already cached in memory, the cached resultset will be returned instead + * of querying the database. + * + * The parameters given should be a vector of strings. You can instantiate this using "{}". + * The queries are cached as prepared statements and therefore do not need quote symbols + * to be placed around parameters in the query. These will be automatically added if required. + * + * For example: + * + * ```cpp + * db::query("UPDATE foo SET bar = ? WHERE id = ?", { "baz", 3 }); + * ``` + * + * Returns a resultset of the results as rows. Avoid returning massive resultsets if you can. + */ + resultset query(const std::string &format, const paramlist ¶meters, double lifetime); + + /** + * @brief Returns number of affected rows from an UPDATE, INSERT, DELETE + * + * @note This value is by any db::query() call. Take a copy! + * @return size_t Number of affected rows + */ + size_t affected_rows(); + + /** + * @brief Returns the last error string. + * + * @note This value is by any db::query() call. Take a copy! + * @return const std::string& Error mesage + */ + const std::string& error(); + + /** + * @brief Returns the size of the query cache + * + * Prepared statement handles are stored in a std::map along with their metadata, so that + * they don't have to be re-prepared if they are executed repeatedly. This is a diagnostic + * and informational function which returns the size of that map. + * + * @return size_t Cache size + */ + size_t cache_size(); + + /** + * @brief Returns total number of queries executed since connection was established + * + * @return size_t Query counter + */ + size_t query_count(); + + /** + * @brief Start a transaction + * + * @return true if transaction was started + */ + bool transaction(); + + /** + * @brief Commit a previously started transaction + * + * @return true if transaction was committed + */ + bool commit(); + + /** + * @brief Roll back a previously started transaction + * + * @return true if transaction was rolled back + */ + bool rollback(); + +}; diff --git a/include/ssod/game_date.h b/include/ssod/game_date.h new file mode 100644 index 0000000..cd3604f --- /dev/null +++ b/include/ssod/game_date.h @@ -0,0 +1,6 @@ +#pragma once +#include + +std::string game_date(); + + diff --git a/include/ssod/game_dice.h b/include/ssod/game_dice.h new file mode 100644 index 0000000..84a9489 --- /dev/null +++ b/include/ssod/game_dice.h @@ -0,0 +1,7 @@ +#pragma once + +int dice(); + +int d12(); + +int twodice(); diff --git a/include/ssod/game_enums.h b/include/ssod/game_enums.h new file mode 100644 index 0000000..e84b94b --- /dev/null +++ b/include/ssod/game_enums.h @@ -0,0 +1,32 @@ +#pragma once + +/** + * @brief An enumeration used to hold a player's race inside a Player class. + */ +enum player_race { + race_error = 0, + race_human, + race_elf, + race_orc, + race_dwarf, + race_lesser_orc, + race_barbarian, + race_goblin, + race_dark_elf +}; + +/** + * @brief An enumeration used to hold a player's profession inside a Player class. + */ +enum player_profession { + prof_error = 0, + prof_warrior, + prof_wizard, + prof_thief, + prof_woodsman, + prof_assassin, + prof_mercenary +}; + +const char* profession(player_profession p); +const char* race(player_race r); diff --git a/include/ssod/game_player.h b/include/ssod/game_player.h new file mode 100644 index 0000000..75a34b9 --- /dev/null +++ b/include/ssod/game_player.h @@ -0,0 +1,102 @@ +#pragma once +#include +#include +#include +#include + +struct item { + std::string name{}; + std::string flags{}; +}; + +struct rated_item { + std::string name{}; + long rating{1}; +}; + +enum game_state { + state_roll_stats, + state_pick_magic, + state_name_player, + state_play, +}; + +struct player { + game_state state; + dpp::interaction_create_t event; + player_race race; + player_profession profession; + player_profession X; + long stamina; + long skill; + long luck; + long sneak; + long speed; + long silver; + long gold; + long rations; + long experience; + long notoriety; + long days; + long scrolls; + std::string paragraph; + rated_item armour; + rated_item weapon; + std::vector possessions; + std::vector notes; + std::vector spells; + std::vector herbs; + std::string gotfrom; + time_t last_use; + time_t last_strike; + time_t pinned; + time_t muted; + long mana; + time_t mana_tick; + + ~player(); + player(bool reroll = false); + player(dpp::snowflake user_id, bool get_backup = false); + bool save(dpp::snowflake user_id, bool put_backup = false); + void strike(); + void reset_to_spawn_point(); + std::string get_flags(); + bool sneak_test(long monster_sneak); + void add_stamina(long modifier); + void add_experience(long modifier); + bool is_dead(); + bool time_up(); + void add_skill(long modifier); + + bool test_luck(); + bool test_stamina(); + bool test_skill(); + bool test_speed(); + bool test_experience(); + + void add_luck(long modifier); + void add_sneak(long modifier); + void add_speed(long modifier); + void add_gold(long modifier); + void add_silver(long modifier); + bool eat_ration(); + void add_rations(long modifier); + bool remove_day(); + + bool has_herb(const std::string herb_name); + bool has_component_herb(const std::string& spell); + + dpp::message get_registration_message(class dpp::cluster& cluster, const dpp::interaction_create_t &event); + dpp::message get_magic_selection_message(dpp::cluster& cluster, const dpp::interaction_create_t &event); +}; + +using player_list = std::unordered_map; + +bool player_is_registering(dpp::snowflake user_id); +player get_registering_player(const dpp::interaction_create_t& event); +void update_registering_player(const dpp::interaction_create_t& event, player p); +bool player_is_live(dpp::snowflake user_id); +player get_live_player(dpp::snowflake user_id); + +long bonuses_numeric(int type, player_race R, player_profession P); +std::string bonuses(int type, player_race R, player_profession P); diff --git a/include/ssod/game_util.h b/include/ssod/game_util.h new file mode 100644 index 0000000..59f210a --- /dev/null +++ b/include/ssod/game_util.h @@ -0,0 +1,4 @@ +#pragma once +#include + +std::string describe_item(const std::string& modifier_flags, const std::string& name); \ No newline at end of file diff --git a/include/ssod/listeners.h b/include/ssod/listeners.h new file mode 100644 index 0000000..8e3f283 --- /dev/null +++ b/include/ssod/listeners.h @@ -0,0 +1,68 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include + +/** + * @brief Event listeners for DPP events + */ +namespace listeners { + /** + * @brief handle shard ready + * + * @param event ready_t + */ + void on_ready(const dpp::ready_t &event); + + /** + * @brief handle slash command + * + * @param event slashcommand_t + */ + void on_slashcommand(const dpp::slashcommand_t& event); + + /** + * @brief handle guild join + * + * @param event guild_create_t + */ + void on_guild_create(const dpp::guild_create_t &event); + + /** + * @brief handle guild join + * + * @param event guild_create_t + */ + void on_guild_delete(const dpp::guild_delete_t &event); + + /** + * @brief handle message creation + * + * @param event message_create_t + */ + void on_message_create(const dpp::message_create_t& event); + + /** + * @brief Handle button click (false positive, good match) + * + * @param event button_click_t + */ + void on_button_click(const dpp::button_click_t &event); +}; diff --git a/include/ssod/logger.h b/include/ssod/logger.h new file mode 100644 index 0000000..0f681d3 --- /dev/null +++ b/include/ssod/logger.h @@ -0,0 +1,41 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include + +namespace logger { + + /** + * @brief Initialise spdlog logger + * + * @param log_file log file to log to as well as stdout. + * stderr is closed to silence spurious output from libleptonica. + * The logs will be rotated automatically. + */ + void init(const std::string& log_file); + + /** + * @brief Point dpp::cluster::on_log at this function + * + * @param event dpp::log_t event + */ + void log(const dpp::log_t & event); + +}; \ No newline at end of file diff --git a/include/ssod/sentry.h b/include/ssod/sentry.h new file mode 100644 index 0000000..f971df4 --- /dev/null +++ b/include/ssod/sentry.h @@ -0,0 +1,184 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include + +namespace sentry { + + enum sentry_status { + STATUS_OK, + STATUS_CANCELLED, + STATUS_UNKNOWN, + STATUS_INVALID_ARGUMENT, + STATUS_DEADLINE_EXCEEDED, + STATUS_NOT_FOUND, + STATUS_ALREADY_EXISTS, + STATUS_PERMISSION_DENIED, + STATUS_RESOURCE_EXHAUSTED, + STATUS_FAILED_PRECONDITION, + STATUS_ABORTED, + STATUS_OUT_OF_RANGE, + STATUS_UNIMPLEMENTED, + STATUS_INTERNAL_ERROR, + STATUS_UNAVAILABLE, + STATUS_DATA_LOSS, + STATUS_UNAUTHENTICATED, + }; + + /** + * @brief Initialise sentry.io + * Expects there to be a sentry.io project of type 'native' + * + * @param creator Creating dpp cluster + * @return true on success + * + * @note Reads configuration file to find the DSN and the + * environment name to use. + */ + bool init(dpp::cluster& creator); + + /** + * @brief Closes the sentry.io connection + * Flushes any events that need to be sent. + * + * @note We don't generally reach this function because it is + * under a `bot.start(dpp::st_wait)`. Sentry Native flushes + * its queue of events every few minutes automatically. + */ + void close(); + + /** + * @brief Register a new type of transaction. A transaction can optionally contain + * spans, and spans record types of activity with timeframes against them. + * + * @param transaction_name Transaction name + * @param transaction_operation Transaction operation type + * @return void* Opaque pointer to sentry type + * + * @warning These are not reusable and when assigned to a transaction, the transaction + * takes ownership and frees the transaction type. This is not clear in the docs at the + * time of writing this code! + */ + void* register_transaction_type(const std::string& transaction_name, const std::string& transaction_operation); + + /** + * @brief Start a new transaction + * + * @param tx_ctx Transaction context from register_transaction_type() + * @return void* Pointer to transaction type + * + * @warning Frees the transaction type passed in. Transaction types are NON REUSABLE and can + * be associated with only one transaction! + */ + void* start_transaction(void* tx_ctx); + + /** + * @brief End the transaction. + * + * @param opaque_transaction Transaction from start_transaction + * + * @warning Does NOT free attached spans! You must also call end_span before end_transaction + * if you created a span with the span() function! + */ + void end_transaction(void* opaque_transaction); + + /** + * @brief Create a new span within the transaction + * + * @param tx Transaction from start_transaction() + * @param query Query to log against the span, e.g. an SQL query + * @return void* Opaque pointer to sentry span + */ + void* span(void* tx, const std::string& query); + + /** + * @brief Set the span status + * + * @param tx span opaque pointer + * @param s span status + */ + void set_span_status(void* tx, sentry_status s); + + /** + * @brief Log a handled exception + * + * @param exception_type exception type name + * @param what what() line from exception + */ + void log_catch(const std::string& exception_type, const std::string& what); + + /** + * @brief Log a non-exception error message + * + * @param logger logger + * @param message error message + */ + void log_error(const std::string& logger, const std::string& message); + + /** + * @brief Log a non-exception warning message + * + * @param logger logger + * @param message warning message + */ + void log_warning(const std::string& logger, const std::string& message); + + /** + * @brief Log a non-exception critical message + * + * @param logger logger + * @param message critical message + */ + void log_critical(const std::string& logger, const std::string& message); + + /** + * @brief End a span. Must be called before end_transaction(). + * + * @param span Span to end + */ + void end_span(void* span); + + /** + * @brief Returns the version string for the sentry native API. + * + * @return std::string semver version number + */ + std::string version(); + + /** + * @brief Current size of log queue + * + * @return size_t log queue length + */ + size_t queue_length(); + + /** + * @brief Set the D++ user associated with events/transactions + * + * @param user D++ user + */ + void set_user(const dpp::user& user, uint64_t guild_id); + + /** + * @brief Unset D++ user associated with events/transactions + */ + void unset_user(); + +}; diff --git a/include/ssod/ssod.h b/include/ssod/ssod.h new file mode 100644 index 0000000..6b1a858 --- /dev/null +++ b/include/ssod/ssod.h @@ -0,0 +1,98 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#pragma once +#include +#include +#include + +namespace fs = std::filesystem; + +#define BEHOLDER_VERSION "beholder@1.0.0" + +constexpr size_t max_size = 8 * 1024 * 1024; +constexpr int max_concurrency = 12; + +namespace colours { + constexpr uint32_t bad = 0xff7a7a; + constexpr uint32_t good = 0x7aff7a; +}; + +#define INCREMENT_STATISTIC(STAT_NAME, GUILD_ID) \ + db::query("INSERT INTO guild_statistics (guild_id, stat_date, " STAT_NAME ") VALUES(?,NOW(),1) ON DUPLICATE KEY UPDATE " STAT_NAME " = " STAT_NAME " + 1", { GUILD_ID }); + +#define INCREMENT_STATISTIC2(STAT_NAME1, STAT_NAME2, GUILD_ID) \ + db::query("INSERT INTO guild_statistics (guild_id, stat_date, " STAT_NAME1 ", " STAT_NAME2 ") VALUES(?,NOW(),1,1) ON DUPLICATE KEY UPDATE " STAT_NAME1 " = " STAT_NAME1 " + 1, " STAT_NAME2 " = " STAT_NAME2 " + 1", { GUILD_ID }); + +extern std::atomic concurrent_images; + +using json = dpp::json; + +bool match(const char* str, const char* mask); + +/** + * trim from end of string (right) + */ +inline std::string rtrim(std::string s) +{ + s.erase(s.find_last_not_of(" \t\n\r\f\v") + 1); + return s; +} + +/** + * trim from beginning of string (left) + */ +inline std::string ltrim(std::string s) +{ + s.erase(0, s.find_first_not_of(" \t\n\r\f\v")); + return s; +} + +/** + * trim from both ends of string (right then left) + */ +inline std::string trim(std::string s) +{ + return ltrim(rtrim(s)); +} + +/** + * @brief Processes an attachment into text, then checks to see if it matches a certain pattern. If it matches then it called delete_message_and_warn. + * @param attach The attachment to process into text. + * @param bot Bot reference. + * @param ev message_create_t reference. + */ +void download_image(const dpp::attachment attach, dpp::cluster& bot, const dpp::message_create_t ev); + +/** + * @brief Delete a message and send a warning. + * @param bot Bot reference. + * @param ev message_create_t reference. + * @param attach The attachment that was flagged as bad. + * @param text What the attachment was flagged for. + * @param premium prefer premium message + * @param trigger premium trigger threshold + */ +void delete_message_and_warn(const std::string& hash, const std::string& image, dpp::cluster& bot, const dpp::message_create_t ev, const dpp::attachment attach, const std::string text, bool premium, double trigger = 0.0, double threshold = 0.0); + +std::string replace_string(std::string subject, const std::string& search, const std::string& replace); + +std::string sha256(const std::string &buffer); + +void on_thread_exit(std::function func); \ No newline at end of file diff --git a/old/cgi-bin/gameobjects.h b/old/cgi-bin/gameobjects.h index bf1fd9b..4a9a13b 100644 --- a/old/cgi-bin/gameobjects.h +++ b/old/cgi-bin/gameobjects.h @@ -1,224 +1,6 @@ // Project: SSOD // Content: Game-level object definitions - -#ifndef __GAMEOBJECTS_H_DEFINED__ -#define __GAMEOBJECTS_H_DEFINED__ - -#include -#include -#include -#include -#include -#include - -#include "mysql.h" -#include "mysql_config.h" - -////////////////////////////////////////////////////////////////////////////////////////////////// -// Helper Function: Dice -// Returns a random number between 1 and 6. -////////////////////////////////////////////////////////////////////////////////////////////////// - - -int Dice() -{ - return (rand() % 6)+1; -} - -int D12() -{ - return (rand() % 12)+1; -} - -int twoD6() -{ - return Dice()+Dice(); -} - - - -void ImageLink(char* ImageName, char* Hint, char* InternalAddress) -{ - cout << ""; - cout << "\"""; - cout << ""; -} - -void ExternalImageLink(char* ImageName, char* Hint, char* Address) -{ - cout << ""; - cout << "\"""; - cout << ""; -} - -void Image(char* ImageName, char* Hint) -{ - cout << "\"""; -} - -void HyperLink(char* LinkText, char* InternalAddress) -{ - cout << ""; - cout << LinkText; - cout << ""; -} - -void HyperLinkExt(char* LinkText, char* InternalAddress) -{ - cout << ""; - cout << LinkText; - cout << ""; -} - - - -void HyperLinkNew(char* LinkText, char* InternalAddress) -{ - cout << ""; - cout << LinkText; - cout << ""; -} - -char rv[1024]; - -char* Describe(char* f, char* n) -{ - MYSQL_RES* a_res; - MYSQL_ROW a_row; - - int res; - char query[1024]; - - sprintf(query,"SELECT idesc FROM game_item_descs WHERE name like \"%s\"",n); - res = mysql_query(&my_connection,query); - if (!res) - { - a_res = mysql_use_result(&my_connection); - while (a_row = mysql_fetch_row(a_res)) - { - strcpy(rv,a_row[0]); - mysql_free_result(a_res); - return rv; - } - mysql_free_result(a_res); - } - - if (!strncmp(f,"ST+",3)) - { - char *moot = f+3; - sprintf(rv,"Adds %s stamina when used.",moot); - return rv; - } - if (!strncmp(f,"SK+",3)) - { - char *moot = f+3; - sprintf(rv,"Adds %s skill when used.",moot); - return rv; - } - if (!strncmp(f,"LK+",3)) - { - char *moot = f+3;sprintf(rv,"Adds %s luck when used.",moot);return rv; - } - if (!strncmp(f,"SN+",3)) - { - char *moot = f+3;sprintf(rv,"Adds %s sneak when used.",moot);return rv; - } - if (!strncmp(f,"W+",2)) - { - char *moot = f+2;sprintf(rv,"This is an item that adds %s to your weapon score",moot);return rv; - } - if (!strncmp(f,"A+",2)) - { - char *moot = f+2;sprintf(rv,"This is an item that adds %s to your armour score",moot);return rv; - } - if (!strncmp(f,"W",1)) - { - char *moot = f+1;sprintf(rv,"This is a weapon with a rating of %s",moot);return rv; - } - if (!strncmp(f,"A",1)) - { - char *moot = f+1;sprintf(rv,"This is armour with a rating of %s",moot);return rv; - } - - return n; -} - -char foo[1024]; - -char* AddEscapes(char* text) -{ - int j = 0; - for (unsigned int a=0; a <= strlen(text); a++) - { - if (text[a] == ' ') - { - foo[j++] = '+'; - } - else - { - foo[j++] = text[a]; - } - } - return foo; -} -////////////////////////////////////////////////////////////////////////////////////////////////// -// Helper Function: InitGameEngine -// Does misc. startup stuff such as seeding the random number generator and setting globals -////////////////////////////////////////////////////////////////////////////////////////////////// - - -void InitGameEngine() -{ - srand((unsigned)time(NULL)); - strcpy(me,getenv("SCRIPT_NAME")); - ParseQuery(); - if (!mysql_init_conn(my_connection)) - { - cout << "Content-Type: text/html\n\n"; - cout << "Error: Could not connect to database! - mysql_init_conn() failed."; - cout << mysql_error(&my_connection) << ""; - exit(0); - } -} - -void InitUtilEngine() -{ - srand((unsigned)time(NULL)); - if (!mysql_init_conn(my_connection)) - { - cout << "Error: Could not connect to database! - mysql_init_conn() failed.\n"; - exit(0); - } -} - - -////////////////////////////////////////////////////////////////////////////////////////////////// -// GameObject -// All game classes inherit the GameObject class. All it does is manage a unique ID for each -// game item, examples being adventurers, monsters, possessions, etc. -////////////////////////////////////////////////////////////////////////////////////////////////// - - - -class GameObject -{ - -protected: - - long ID; - -public: - - GameObject() { ID = 0; } - ~GameObject() { /* stub */ } - - long GetID() { return ID; } - - void SetID(long _ID) { ID = _ID; } - -}; - class Stats : public GameObject { protected: @@ -285,1415 +67,46 @@ class Stats : public GameObject } }; - ////////////////////////////////////////////////////////////////////////////////////////////////// -// RatedItem -// A game object with a name and a rating, e.g. armour or a weapon. -////////////////////////////////////////////////////////////////////////////////////////////////// - - -class RatedItem : public GameObject -{ -public: - char Name[256]; - long Rating; - - RatedItem() { Rating = 0; Name[0]='\0'; } - - void SetName(char* _Name) { strcpy(Name, _Name); } - void SetRating(long _Rating) { Rating = _Rating; } - void GetName(char* _Name) { strcpy(_Name, Name); } - long GetRating() { return Rating; } -}; - - -char* Lower(char* A) -{ - for (unsigned int q=0; q <= strlen(A); q++) - { - A[q] = tolower(A[q]); - } - return A; -} - -void SafeWrite(ofstream &file, char* Line) // safe file write hat won't write an invalid string (null or starting with space) +void GetPerms(int &nomagic, int &nocombat, int ¬heft, int &nochat, Player &P) { - if (Line) - { - // fixed ** Wont write a null string to the file - if ((Line[0] != ' ') && (Line[0] != 0)) - { + int res; + MYSQL_RES* a_res; + MYSQL_ROW a_row; + char LastLink[1024]; + P.GetParagraph(LastLink); + sprintf(query,"SELECT magic_disabled,combat_disabled,theft_disabled,chat_disabled FROM game_locations WHERE id=%s",LastLink); - // remove trailing spaces from the line -- these are dangerous - int t; - t = strlen(Line)-1; - while ((t != 0) && (Line[t] == ' ')) - { - Line[t] = 0; - t--; - } + { + res = mysql_query(&my_connection,query); + if (!res) + { + a_res = mysql_use_result(&my_connection); + if (a_res) + { + a_row = mysql_fetch_row(a_res); + if (a_row) + { + unsigned int field_count; + field_count = 0; - file << Line << endl; - } - else - { - file << "[none]" << endl; - } - } - else - { - file << "[none]" << endl; - } - + if(mysql_field_count(&my_connection) == 0) + { + cout << "ERROR: SELECT returned no data!"; + return; + } + nomagic = atoi(a_row[0]); + nocombat = atoi(a_row[1]); + notheft = atoi(a_row[2]); + nochat = atoi(a_row[3]); + } + } + mysql_free_result(a_res); + } + else + { + cout << "SELECT error: " << mysql_error(&my_connection); + } + } } - - -////////////////////////////////////////////////////////////////////////////////////////////////// - - - -class ItemRecord : public GameObject -{ -public: - char Name[90]; - char FlagInfo[30]; - - ItemRecord() - { - } - ~ItemRecord() - { - } - -}; - -class ItemList : public GameObject -{ -public: - - ItemRecord List[32]; - - ~ItemList() - { - // Stub - } - - // Constructor - - ItemList() - { - - for (int i = 0; i <= 30; i++) // Constructor clears the object ready for use - { - strcpy(List[i].Name,"[none]"); - strcpy(List[i].FlagInfo,"[none]"); - } - } - - /////////////////////////////////////////////// - - void Clear() - { - - for (int i = 0; i <= 30; i++) - { - strcpy(List[i].Name,"[none]"); - strcpy(List[i].FlagInfo,"[none]"); - } - } - - // ItemList::Add - // Adds an item and its flags to the posession list - // returns false if the list was full. - - bool Add(char* Item, char* Flags) - { - if (!strcmp(Item,"")) - { - return false; - } - if (!strcmp(Flags,"")) - { - return false; - } - for (int i = 0; i <= 30; i++) - { - if (!strcmp(List[i].Name,"[none]")) - { - strcpy(List[i].Name, Item); - strcpy(List[i].FlagInfo, Flags); - SortList(); - return true; - } - } - - return false; - } - - // ItemList::Count - // Returns the number of items in the list (0-30) - - int Count() - { - int total = 0; - for (int i = 0; i <= 30; i++) - { - if (strcmp(List[i].Name,"[none]")) - { - total++; - } - } - - return total; - } - - bool RandomItem(ItemRecord &IR) - { - for (int i = 30; i >= 0; i--) - { - if (strcmp(List[i].Name,"[none]")) - { - strcpy(IR.Name,List[i].Name); - strcpy(IR.FlagInfo,List[i].FlagInfo); - strcpy(List[i].FlagInfo,"[none]"); - strcpy(List[i].Name,"[none]"); - return true; - } - } - return false; - } - - - // ItemList::Delete - // Removes an item from the list. - // Returns false if the item wasn't in the list to begin with. - - bool Delete(char* Item) - { - for (int i = 0; i <= 30; i++) - { - if (strcmp(List[i].Name,Item) == 0) - { - strcpy(List[i].Name,"[none]"); - strcpy(List[i].FlagInfo,"[none]"); - SortList(); - return true; - } - } - - return false; - } - - // ItemList::Get - // Returns true if an item exists in the list, and sets - // "Flags" to the flags of the object the caller asks for. - - bool Get(char* Item, char* Flags) - { - for (int i = 0; i <= 30; i++) - { - if (strcasecmp(List[i].Name,Item) == 0) - { - strcpy(Flags,List[i].FlagInfo); - return true; - } - } - - return false; - } - - bool GetItem(int index,char* Item, char* Flags) - { - strcpy(Flags,List[index].FlagInfo); - strcpy(Item,List[index].Name); - return true; - } - - bool Dump() - { - for (int i = 0; i <= 30; i++) - { - if (strcmp(List[i].Name,"[none]")) - { - cout << "" << List[i].Name << "" << " (Flags: " << List[i].FlagInfo << ")" << CR; - } - } - - return true; - } - - - bool Display(char* Para, char* guid, long S, char* CurrentWpn, char* CurrentArm) - { - SortList(); - char uri[1024]; - int e = 0, a = 0; - if (S < 1) - { - return false; - } - cout << ""; - for (int i = 0; i <= 30; i++) - { - cout << ""; - } - } - cout << "
"; - if (!strcmp(List[i].Name,"")) - { - strcpy(List[i].Name,"[none]"); - strcpy(List[i].FlagInfo,"[none]"); - } - if (!strcmp(List[i].FlagInfo,"")) - { - strcpy(List[i].Name,"[none]"); - strcpy(List[i].FlagInfo,"[none]"); - } - if (strcmp(List[i].Name,"[none]")) - { - cout << List[i].Name; - cout << ""; - if (1) - { - if (((List[i].FlagInfo[0] == 'W') || (List[i].FlagInfo[0] == 'A')) && ((List[i].FlagInfo[1] != ' ') && (List[i].FlagInfo[1] != '+'))) - { - // weapons and armour, but NOT weapon MODIFIERS and armour MODIFIERS have - // "equip icons". - char x[1024]; - strcpy(x,List[i].Name); - sprintf(uri,"action=equip&guid=%s&item=%s&p=%s",guid,AddEscapes(List[i].Name),Para); - ImageLink("equip.gif",Describe(List[i].FlagInfo,x),uri); - } - else - { - char x[1024]; - strcpy(x,List[i].Name); - sprintf(uri,"action=use&guid=%s&item=%s&p=%s",guid,AddEscapes(List[i].Name),Para); - ImageLink("use.gif",Describe(List[i].FlagInfo,x),uri); - } - cout << ""; - - // however, all items can be DROPPED. - sprintf(uri,"action=dump&guid=%s&item=%s&p=%s",guid,AddEscapes(List[i].Name),Para); - ImageLink("drop.gif","Drop item",uri); - cout << ""; - } - - if (!strcmp(List[i].Name,CurrentArm)) - { - if (!e) - { - cout << "Item is equipped"; - e++; - } - } - if (!strcmp(List[i].Name,CurrentWpn)) - { - if (!a) - { - cout << "Item is equipped"; - a++; - } - } - cout << "
"; - return true; - } - - - void SortList() // Case insensitive bubble sort - { - bool sorted = false; - - while (!sorted) - { - - sorted = true; - - for (int n=0; n <= (this->Count()-2); n++) - { - char A[1024], B[1024]; - strcpy(A,List[n].Name); - strcpy(B,List[n+1].Name); - if (strcmp(Lower(A),Lower(B)) > 0) - { - ItemRecord temp = List[n]; - List[n] = List[n+1]; - List[n+1] = temp; - sorted = false; - } - } - } - } - - - - -}; - - -////////////////////////////////////////////////////////////////////////////////////////////////// - -void Readline(ifstream &in, char* buffer) -{ - if (!in.eof()) - { - in >> buffer; - if (!strcmp(buffer,"")) - { - strcpy(buffer,"[none]"); - return; - } - char foo[1024]; - while (in.peek() != '\n') - { - in >> foo; - strcat(buffer," "); - strcat(buffer,foo); - } - } - else - { - strcpy(buffer,""); - } -} - - - - -class Player : public GameObject -{ - -protected: - - // In-game information about the character... - - PlayerRace Race; - PlayerProfession Profession; - PlayerProfession X; - long Stamina; - long Skill; - long Luck; - long Sneak; - long Speed; - long Silver; - long Gold; - long Rations; - long Experience; - long Notoriety; - long Days; - long Scrolls; - char Paragraph[1024]; - RatedItem Armour; - RatedItem Weapon; - - // Real-world information about the user playing the game - - -public: - - // These need to be public so the engine can get at their methods - ItemList Possessions; - ItemList Notes; - ItemList Spells; - ItemList Herbs; - char Username[50]; - char Password[50]; - char GotFrom[32768]; - time_t LastUse; - char LastIP[128]; - time_t LastStrike; - time_t Pinned; - time_t Muted; - char Email[256]; - int Validated; - long Mana; - time_t ManaTick; - char ImagePack[256]; - -////////////////////////////////////////////////////////////////////////////////////////////// - - ~Player() - { - // Stub - } - - Player() - { - // The constructor for Player creates an adventurer ready for the game - - // only spells and herbs need to be selected by the player. - strcpy(Email,"none@null"); - Pinned = 0; - Muted = 0; - - Skill = Dice() + 5; - Stamina = Dice() + 5; - Speed = Dice() + 5; - - Weapon.SetName("Hunting Dagger"); - Weapon.SetRating(1); - - Armour.SetName("Leather Coat"); - Armour.SetRating(1); - - Experience = 0; - - Sneak = Dice(); - - int D = Dice(); - while (D == 6) - { - D = Dice(); - } - - switch (D) - { - - case 1: - Race = Human; - break; - - case 2: - Race = Dwarf; - break; - - case 3: - Race = Orc; - break; - - case 4: - Race = LesserOrc; - break; - - case 5: - Race = Elf; - break; - - } - - Rations = Dice() + 4; - - Luck = Dice() + Dice() + 4; - - Gold = 10; - Silver = 0; - Days = 14; - Scrolls = 0; - Notoriety = 10; - - Possessions.Add("Hunting Dagger","W1"); - Possessions.Add("Leather Coat","A1"); - - strcpy(Password,"**NONE**"); - strcpy(Username,"**NONE**"); - - // Because ppl complained the game was too hard (lamers) - Possessions.Add("Stamina Potion","ST+4"); - Possessions.Add("Skill Potion","SK+4"); - - switch (Race) - { - case Human: - strcpy(Paragraph,"1306"); - break; - case Orc: - strcpy(Paragraph,"1306"); - break; - case LesserOrc: - strcpy(Paragraph,"1325"); - break; - case Elf: - strcpy(Paragraph,"1325"); - break; - case Dwarf: - strcpy(Paragraph,"1332"); - break; - } - - strcpy(GotFrom,"__ITEMS_FROM__"); - - } - - bool GetFromDB(bool getbackup, char* FN) - { - for (int t = 0; t < strlen(FN); t++) - { - if (strchr("\"\'<>&%+=,[]{}\\|@:;#~_!$^*()",FN[t])) - { - cout << "Content-Type: text/plain\r\n\r\nInvalid player GUID! Possible exploit attempt logged." << flush; - exit(0); - } - } - - int res; - MYSQL_RES *a_res; - MYSQL_ROW a_row; - char query[1024]; - - Possessions.Clear(); - Herbs.Clear(); - Spells.Clear(); - - if (getbackup) - { - sprintf(query,"SELECT race,profession,x,stamina,skill,luck,sneak,speed,silver,gold,rations,experience,notoriety,days,scrolls,paragraph,armour,weapon,notes,username,password,gotfrom,armour_rating,weapon_rating,lastuse,lastip,laststrike,pinned,muted,email,validated,mana,manatick,imagepack FROM game_default_users WHERE guid='%s'",FN); - } - else - { - sprintf(query,"SELECT race,profession,x,stamina,skill,luck,sneak,speed,silver,gold,rations,experience,notoriety,days,scrolls,paragraph,armour,weapon,notes,username,password,gotfrom,armour_rating,weapon_rating,lastuse,lastip,laststrike,pinned,muted,email,validated,mana,manatick,imagepack FROM game_users WHERE guid='%s'",FN); - } - - { - res = mysql_query(&my_connection,query); - if (!res) - { - a_res = mysql_use_result(&my_connection); - if (a_res) - { - a_row = mysql_fetch_row(a_res); - if (a_row) - { - switch (atoi(a_row[0])) - { - case 1: - this->Race = Human; - break; - - case 2: - this->Race = Elf; - break; - - case 3: - this->Race = Orc; - break; - - case 4: - this->Race = Dwarf; - break; - - case 5: - this->Race = LesserOrc; - break; - - case 6: - this->Race = Barbarian; - break; - - case 7: - this->Race = Goblin; - break; - - case 8: - this->Race = DarkElf; - break; - - } - - switch (atoi(a_row[1])) - { - case 1: - this->Profession = Warrior; - break; - - case 2: - this->Profession = Wizard; - break; - - case 3: - this->Profession = Thief; - break; - - case 4: - this->Profession = Woodsman; - break; - - case 5: - this->Profession = Assassin; - break; - - case 6: - this->Profession = Mercenary; - break; - } - - X = Profession; - Stamina = atoi(a_row[3]); - Skill = atoi(a_row[4]); - Luck = atoi(a_row[5]); - Sneak = atoi(a_row[6]); - Speed = atoi(a_row[7]); - Silver = atoi(a_row[8]); - Gold = atoi(a_row[9]); - Rations = atoi(a_row[10]); - Experience = atoi(a_row[11]); - Notoriety = atoi(a_row[12]); - Days = atoi(a_row[13]); - Scrolls = atoi(a_row[14]); - strcpy(Paragraph,a_row[15]); - strcpy(Armour.Name,a_row[16]); - strcpy(Weapon.Name,a_row[17]); - // todo: NOTES - strcpy(Username,a_row[19]); - strcpy(Password,a_row[20]); - strcpy(GotFrom,a_row[21]); - Armour.Rating = atoi(a_row[22]); - Weapon.Rating = atoi(a_row[23]); - LastUse = atoi(a_row[24]); - if (a_row[25]) - { - if (strcmp(a_row[25],"")) - { - strcpy(LastIP,a_row[25]); - } - } - LastStrike = atoi(a_row[26]); - Pinned = atoi(a_row[27]); - Muted = atoi(a_row[28]); - strcpy(Email,a_row[29]); - Validated = atoi(a_row[30]); - Mana = atoi(a_row[31]); - ManaTick = atoi(a_row[32]); - strcpy(ImagePack,a_row[33]); - } - } - mysql_free_result(a_res); - } - else - { - cout << "SELECT error: " << mysql_error(&my_connection); - cout << CR << "Your character does not exist! Maybe it was deleted?"; - } - - // clear the list so no junk creeps in! - Possessions.Clear(); - Herbs.Clear(); - Spells.Clear(); - - sprintf(query,"SELECT item_desc,item_flags FROM game_owned_items WHERE owner_guid='%s'",FN); - res = mysql_query(&my_connection,query); - if (!res) - { - a_res = mysql_use_result(&my_connection); - if (a_res) - { - while (a_row = mysql_fetch_row(a_res)) - { - if (!strcmp(a_row[1],"SPELL")) - { - // insert a spell - if (strcmp(a_row[0],"")) - { - Spells.Add(a_row[0],a_row[1]); - } - } - else if (!strcmp(a_row[1],"HERB")) - { - if (strcmp(a_row[0],"")) - { - // insert a herb - Herbs.Add(a_row[0],a_row[1]); - } - } - else - { - if (strcmp(a_row[0],"")) - { - // insert possession - Possessions.Add(a_row[0],a_row[1]); - } - } - } - } - } - else - { - cout << "SELECT error: " << mysql_error(&my_connection); - cout << CR << "Your character's backpack does not exist! Do we have an SQL thief in our midst?"; - } - - } - return true; - - - - } - - bool Get(bool getbackup,char* FN) // Gets a player from current file position - { - // Depreciated call, calls GetFromDB - return this->GetFromDB(getbackup,FN); - } - - bool PutToDB(bool putbackup, char* FN) - { - for (int t = 0; t < strlen(FN); t++) - { - if (strchr("\"\'<>&%+=,[]{}\\|@:;#~_!$^*()",FN[t])) - { - cout << "Content-Type: text/plain\r\n\r\nInvalid player GUID! Possible exploit attempt logged." << flush; - exit(0); - } - } - - MYSQL_ROW a_row; - int res; - MYSQL_RES *a_res; - char sql[65536]; - char foom[1024]; - - { - int i; - - // clear out old item list - sprintf(sql,"DELETE FROM game_owned_items WHERE owner_guid='%s'",FN); - res = mysql_query(&my_connection,sql); - - for (i = 0; i <= 29; i++) - { - if (!strcmp(Possessions.List[i].Name,"")) - { - strcpy(Possessions.List[i].Name,"[none]"); - strcpy(Possessions.List[i].FlagInfo,"[none]"); - } - if (!strcmp(Possessions.List[i].FlagInfo,"")) - { - strcpy(Possessions.List[i].Name,"[none]"); - strcpy(Possessions.List[i].FlagInfo,"[none]"); - } - - if (strcmp(Possessions.List[i].Name,"[none]")) - { - sprintf(sql,"INSERT INTO game_owned_items VALUES(\"%s\",\"%s\",\"%s\")",FN,Possessions.List[i].Name,Possessions.List[i].FlagInfo); - res = mysql_query(&my_connection,sql); - } - if (strcmp(Herbs.List[i].Name,"[none]")) - { - sprintf(sql,"INSERT INTO game_owned_items VALUES(\"%s\",\"%s\",\"%s\")",FN,Herbs.List[i].Name,Herbs.List[i].FlagInfo); - res = mysql_query(&my_connection,sql); - } - if (strcmp(Spells.List[i].Name,"[none]")) - { - sprintf(sql,"INSERT INTO game_owned_items VALUES(\"%s\",\"%s\",\"%s\")",FN,Spells.List[i].Name,Spells.List[i].FlagInfo); - res = mysql_query(&my_connection,sql); - } - } - - // delete old - this is slower but ensures update of items that dont exist yet - if (putbackup) - { - sprintf(sql,"DELETE FROM game_default_users WHERE guid='%s'",FN); - } - else - { - sprintf(sql,"DELETE FROM game_users WHERE guid='%s'",FN); - } - - LastUse = time(NULL); - res = mysql_query(&my_connection,sql); - - - char WD[1024],AD[1024]; - long WR,AR; - - GetWeapon(WD,WR); - GetArmour(AD,AR); - - if (getenv("REMOTE_ADDR")) - { - strcpy(LastIP,getenv("REMOTE_ADDR")); - } - - // AV RA PR BL ST SK LU SN SPD SLV GLD RAT EXP NOT DAY SCR PAR 0 0 0 USR PWD FLG - if (putbackup) - { - sprintf(sql,"INSERT INTO game_default_users VALUES(\"%s\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\")", - FN,GetRace(),GetProfession(), - "0",GetStamina(),GetSkill(),GetLuck(),GetSneak(),GetSpeed(),GetSilver(), - GetGold(),GetRations(),GetExperience(),GetNotoriety(),GetDays(),GetScrolls(), - Paragraph,AD,WD,"0", - GetUsername(), - GetPassword(), - GetFlags(), - AR,WR,LastUse,LastIP,LastStrike,Pinned,Muted,Email,Validated,Mana,ManaTick,ImagePack); - } - else - { - sprintf(sql,"INSERT INTO game_users VALUES(\"%s\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%d\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\",\"%d\",\"%d\",\"%d\",\"%s\")", - FN,GetRace(),GetProfession(), - "0",GetStamina(),GetSkill(),GetLuck(),GetSneak(),GetSpeed(),GetSilver(), - GetGold(),GetRations(),GetExperience(),GetNotoriety(),GetDays(),GetScrolls(), - Paragraph,AD,WD,"0", - GetUsername(), - GetPassword(), - GetFlags(), - AR,WR,LastUse,LastIP,LastStrike,Pinned,Muted,Email,Validated,Mana,ManaTick,ImagePack); - } - res = mysql_query(&my_connection,sql); - } - return true; - - } - - - - bool GetWithDebug(char* FN) // Gets a player from current file position - { - return true; - } - - - void Put(bool putbackup, char* FN) // puts a player to the current file position - { - // Depreciated call, calls PutToDB - PutToDB(putbackup, FN); - } - - void SetCredentials(char* username, char* password) - { - strcpy(Username,username); - strcpy(Password,password); - switch (Race) - { - case Human: - strcpy(Paragraph,"1306"); - break; - case Orc: - strcpy(Paragraph,"1306"); - break; - case LesserOrc: - strcpy(Paragraph,"1325"); - break; - case Elf: - strcpy(Paragraph,"1325"); - break; - case Dwarf: - strcpy(Paragraph,"1332"); - break; - } - } - - void Strike() - { - // store this time as the time a hit was last made in combat :) - LastStrike = time(NULL); - } - - void SetParagraph(char* p) - { - strcpy(Paragraph,p); - } - - void GetParagraph(char* p) - { - strcpy(p,Paragraph); - } - - void ResetToSpawnPoint() - { - switch (Race) - { - case Human: - strcpy(Paragraph,"1306"); - break; - case Orc: - strcpy(Paragraph,"1306"); - break; - case LesserOrc: - strcpy(Paragraph,"1325"); - break; - case Elf: - strcpy(Paragraph,"1325"); - break; - case Dwarf: - strcpy(Paragraph,"1332"); - break; - } - - } - - - char* GetUsername() - { - return Username; - } - - char* GetPassword() - { - return Password; - } - - char* GetFlags() - { - return GotFrom; - } - - - bool SneakTest(long MonsterSneak) - { - if ((Sneak+Dice()) > (MonsterSneak+Dice())) - { - return true; - } - return false; - } - - - bool Auth(char* username, char* password) - { - MYSQL_ROW a_row; - int res; - MYSQL_RES *a_res; - char sql[65536]; - bool found = false; - - if (strcmp(username,Username)) - { - return false; - } - - int i; - sprintf(sql,"SELECT username FROM game_users WHERE username='%s' AND password='%s'",username,password); - res = mysql_query(&my_connection,sql); - if (!res) - { - a_res = mysql_use_result(&my_connection); - if (a_res) - { - a_row = mysql_fetch_row(a_res); - if (a_row) - { - found = true; - } - } - mysql_free_result(a_res); - - } - return found; - - } - - PlayerRace GetRace() - { - return this->Race; - } - - PlayerProfession GetProfession() - { - return this->Profession; - } - - void SetProfession(PlayerProfession P) - { - this->Profession=P; - } - - void SetRace(PlayerRace R) - { - this->Race=R; - } - - // Stamina - - void SetStamina(long S) - { - Stamina = S; - } - - long GetStamina() - { - return Stamina; - } - - void AddStamina(long S) // Pass -ve numbers to subtract (!) - { - if (Stamina < 1) - return; - // cant add stamina to a dead person (stops resurrect bugs) - Stamina+=S; - } - - void AddExperience(long E) // Pass -ve numbers to subtract (!) - { - Experience+=E; - } - - /////////// HELPER FUNCTIONS /////////// - - bool IsDead() - { - return (Stamina <= 0); - } - - bool TimeUp() - { - return (Days <= 0); - } - - /////////////////////////////////////// - - void SetSkill(long S) - { - Skill = S; - } - - long GetSkill() - { - return Skill; - } - - void AddSkill(long S) // Pass -ve numbers to subtract (!) - { - Skill+=S; - } - - // Luck - - void SetLuck(long L) - { - Luck = L; - } - - long GetLuck() - { - return Luck; - } - - bool TestLuck() - { - long Roll = Dice() + Dice(); - bool Result = false; - if (Roll <= Luck) - { - Result = true; - } - if ((Luck--) < 0) - { - Luck = 0; - } - return Result; - } - - bool TestStamina() - { - long Roll = Dice() + Dice(); - bool Result = false; - if (Roll <= Stamina) - { - Result = true; - } - return Result; - } - - bool TestSkill() - { - long Roll = Dice() + Dice(); - bool Result = false; - if (Roll <= Skill) - { - Result = true; - } - return Result; - } - - bool TestSpeed() - { - long Roll = Dice() + Dice(); - bool Result = false; - if (Roll <= Speed) - { - Result = true; - } - return Result; - } - - bool TestExperience() - { - long Roll = Dice() + Dice(); - bool Result = false; - if (Roll <= Experience) - { - Result = true; - } - return Result; - } - - void AddLuck(long S) // Pass -ve numbers to subtract (!) - { - Luck+=S; - } - - - //sneak - - void SetSneak(long Sn) - { - Sneak = Sn; - } - - long GetSneak() - { - return Sneak; - } - - void AddSneak(long S) // Pass -ve numbers to subtract (!) - { - Sneak+=S; - } - - //speed - - void SetSpeed(long Sp) - { - Speed = Sp; - } - - long GetSpeed() - { - return Speed; - } - - void AddSpeed(long S) // Pass -ve numbers to subtract (!) - { - Speed+=S; - } - - //Silver; - - void SetSilver(long Si) - { - Silver = Si; - if (Silver < 0) - Silver = 0; - } - - long GetSilver() - { - return Silver; - } - - //Gold - - void SetGold(long Go) - { - Gold = Go; - if (Gold < 0) - Gold = 0; - } - - long GetGold() - { - return Gold; - } - - void AddGold(long Go) // Pass -ve numbers to subtract gold (!) - { - Gold+=Go; - if (Gold < 0) - Gold = 0; - } - - void AddSilver(long Si) // Pass -ve numbers to subtract silver (!) - { - Silver+=Si; - if (Silver < 0) - Silver = 0; - } - - //Rations; - - void SetRations(long Ra) - { - Rations = Ra; - } - - long GetRations() - { - return Rations; - } - - // Remove a ration point, or subtract 2 stamina if none left - - // returns false if out of rations (so warnings can be displayed) - - bool EatRation() - { - if (Rations-- < 1) - { - Stamina -= 2; - Rations = 0; - return false; - } - return true; - } - - void AddRations(long Ra) // Pass -ve numbers to subtract rations (!) - { - Rations += Ra; - } - - //Experience; - - void SetExperience(long Ex) - { - Experience = Ex; - } - - long GetExperience() - { - return Experience; - } - - //Notoriety; - - void SetNotoriety(long No) - { - Notoriety = No; - } - - long GetNotoriety() - { - return Notoriety; - } - - //RatedItem Weapon; - - void SetWeapon(char* Name, long Rating) - { - Weapon.SetName(Name); - Weapon.SetRating(Rating); - } - - void GetWeapon(char* Name, long &Rating) - { - Weapon.GetName(Name); - Rating = Weapon.GetRating(); - } - - - //RatedItem Armour; - - void SetArmour(char* Name, long Rating) - { - Armour.SetName(Name); - Armour.SetRating(Rating); - } - - void GetArmour(char* Name, long &Rating) - { - Armour.GetName(Name); - Rating = Armour.GetRating(); - } - - - //Days; - - void SetDays(long Da) - { - Days = Da; - } - - long GetDays() - { - return Days; - } - - // Remove a day and return false if the time is now up - - bool RemoveDay() - { - if (Days-- < 1) - { - Days = 0; - return false; - } - return true; - } - - //Scrolls; - - void SetScrolls(long Sc) - { - Scrolls = Sc; - } - - long GetScrolls() - { - return Scrolls; - } - - void AddScroll() - { - Scrolls++; - } - - -}; - -////////////////////////////////////////////////////////////////////////////////////////////////// - - -class EngineObject -{ - -protected: - - long ID; - -public: - - EngineObject() { ID = 0; } - ~EngineObject() { /* stub */ } - - long GetID() { return ID; } - - void SetID(long _ID) { ID = _ID; } - -}; - - -void GetPerms(int &nomagic, int &nocombat, int ¬heft, int &nochat, Player &P) -{ - int res; - MYSQL_RES* a_res; - MYSQL_ROW a_row; - char LastLink[1024]; - P.GetParagraph(LastLink); - sprintf(query,"SELECT magic_disabled,combat_disabled,theft_disabled,chat_disabled FROM game_locations WHERE id=%s",LastLink); - - { - res = mysql_query(&my_connection,query); - if (!res) - { - a_res = mysql_use_result(&my_connection); - if (a_res) - { - a_row = mysql_fetch_row(a_res); - if (a_row) - { - unsigned int field_count; - field_count = 0; - - if(mysql_field_count(&my_connection) == 0) - { - cout << "ERROR: SELECT returned no data!"; - return; - } - nomagic = atoi(a_row[0]); - nocombat = atoi(a_row[1]); - notheft = atoi(a_row[2]); - nochat = atoi(a_row[3]); - } - } - mysql_free_result(a_res); - } - else - { - cout << "SELECT error: " << mysql_error(&my_connection); - } - } -} - - -////////////////////////////////////////////////////////////////////////////////////////////////// - - -#endif // __GAMEOBJECTS_H_DEFINED__ diff --git a/old/cgi-bin/gameutility.h b/old/cgi-bin/gameutility.h index 39242d2..fa75bf6 100644 --- a/old/cgi-bin/gameutility.h +++ b/old/cgi-bin/gameutility.h @@ -14,294 +14,6 @@ const long Levels[20] = {0,10,20,40,80,160,250,500,550,1000,1500,2000,2500,3000,3500,4000,5000,8000,10000,20000}; -const char* Day[] = { "Lunae", - "Martis", - "Jovis", - "Veneris", - "Saturni"}; - -const char* Month[] = { "Ivonium", - "Hornath", - "Illium", - "Vernum", - "Ulium", - "Nixium"}; - -const char* Fraction[] = { "Dead hours", - "Morning", - "Afternoon", - "Evening"}; - -const int YearModifier = 1542; - -static char yf[1024]; - -char* UtopianDate() -{ - time_t a = time(NULL); - tm* realtime = localtime(&a); - int yday = realtime->tm_yday+1; - int UtopiaMonth = (yday / 60); - int UtopiaIndx = (yday % 31)+1; - int UtopiaDay = yday % 5; - int UtopiaYear = (realtime->tm_year / 2) + YearModifier; - int Frac = (((realtime->tm_hour)+1) / 6); - if (Frac > 3) Frac = 3; - if (Frac < 0) Frac = 0; - if (UtopiaDay > 4) UtopiaDay = 4; - if (UtopiaDay < 0) UtopiaDay = 0; - if (UtopiaMonth > 5) UtopiaMonth = 5; - if (UtopiaMonth < 0) UtopiaMonth = 0; - snprintf(yf,1024,"%s, %s, %d %s in the year %d
%d days remaining this round.",Fraction[Frac],Day[UtopiaDay],UtopiaIndx,Month[UtopiaMonth],UtopiaYear,50); - return yf; -} - -char* Race(PlayerRace R) -{ - switch (R) - { - case Human: - return "Human"; - break; - case Dwarf: - return "Dwarf"; - break; - case Orc: - return "Orc"; - break; - case LesserOrc: - return "Lesser Orc"; - break; - case Elf: - return "Elf"; - break; - case Barbarian: - return "Barbarian"; - break; - case Goblin: - return "Goblin"; - break; - case DarkElf: - return "Dark Elf"; - break; - } - - return "Error!"; - -} - -////////////////////////////////////////////////////////////////////////////////////////////////// - -char* Profession(PlayerProfession P) -{ - switch (P) - { - case Warrior: - return "Warrior"; - break; - case Wizard: - return "Wizard"; - break; - case Thief: - return "Thief"; - break; - case Woodsman: - return "Woodsman"; - break; - case Assassin: - return "Assassin"; - break; - case Mercenary: - return "Mercenary"; - break; - } - - return "Error!"; - -} - -char* _Profession(PlayerProfession P) -{ - return Profession(P); -} - -char* _Race(PlayerRace R) -{ - return Race(R); -} - - -////////////////////////////////////////////////////////////////////////////////////////////////// - -char Bonus[256]; - -char* Bonuses(int type,PlayerRace R,PlayerProfession P) -{ - long mod_stm = 0, mod_skl = 0, mod_luk = 0, mod_snk = 0, mod_spd = 0, bonus = 0; - - switch (type) - { - case 1: - if (R==Human) mod_stm+=1; - if (R==Elf) mod_stm+=-1; - if (R==Orc) mod_stm+=4; - if (R==LesserOrc) mod_stm+=-1; - if (R==Goblin) mod_stm+=-1; - if (R==Dwarf) mod_stm+=1; - if (R==Barbarian) mod_stm+=3; - if (R==DarkElf) mod_stm+=-1; - - if (P==Warrior) mod_stm+=3; - if (P==Mercenary) mod_stm+=2; - bonus = mod_stm; - break; - case 2: - if (R==Human) mod_skl+=1; - if (R==Elf) mod_skl+=2; - if (R==Orc) mod_skl+=-1; - if (R==LesserOrc) mod_skl+=-2; - if (R==Goblin) mod_skl+=-1; - if (R==Dwarf) mod_skl+=1; - if (R==Barbarian) mod_skl+=-1; - if (R==DarkElf) mod_skl+=+2; - - if (P==Wizard) mod_skl+=3; - if (P==Assassin) mod_skl+=2; - if (P==Mercenary) mod_skl+=1; - bonus = mod_skl; - break; - case 3: - if (R==Human) mod_luk+=0; - if (R==Elf) mod_luk+=-2; - if (R==Orc) mod_luk+=-1; - if (R==LesserOrc) mod_luk+=2; - if (R==Goblin) mod_luk+=1; - if (R==Dwarf) mod_luk+=0; - if (R==Barbarian) mod_luk+=0; - if (R==DarkElf) mod_luk+=-4; - - if (P==Woodsman) mod_luk+=2; - bonus = mod_luk; - break; - case 4: - if (R==Human) mod_snk+=-1; - if (R==Elf) mod_snk+=0; - if (R==Orc) mod_snk+=-1; - if (R==LesserOrc) mod_snk+=2; - if (R==Goblin) mod_snk+=1; - if (R==Dwarf) mod_snk+=0; - if (R==Barbarian) mod_snk+=-1; - if (R==DarkElf) mod_snk+=2; - - if (P==Thief) mod_snk+=3; - if (P==Assassin) mod_snk+=1; - bonus = mod_snk; - break; - case 5: - if (R==Human) mod_spd+=-1; - if (R==Elf) mod_spd+=1; - if (R==Orc) mod_spd+=-1; - if (R==LesserOrc) mod_spd+=0; - if (R==Goblin) mod_spd+=0; - if (R==Dwarf) mod_spd+=-2; - if (R==Barbarian) mod_spd+=-1; - if (R==DarkElf) mod_spd+=1; - - if (P==Woodsman) mod_spd+=1; - bonus = mod_spd; - break; - } - - if (bonus>0) sprintf(Bonus," (+%d)",bonus); - if (bonus==0) strcpy(Bonus," "); - if (bonus<0) sprintf(Bonus," (%d)",bonus); - - return Bonus; - -} - -long Bonuses_Numeric(int type,PlayerRace R,PlayerProfession P) -{ - long mod_stm = 0, mod_skl = 0, mod_luk = 0, mod_snk = 0, mod_spd = 0, bonus = 0; - - switch (type) - { - case 1: - if (R==Human) mod_stm+=1; - if (R==Elf) mod_stm+=-1; - if (R==Orc) mod_stm+=4; - if (R==LesserOrc) mod_stm+=-1; - if (R==Goblin) mod_stm+=-1; - if (R==Dwarf) mod_stm+=1; - if (R==Barbarian) mod_stm+=3; - if (R==DarkElf) mod_stm+=-1; - - if (P==Warrior) mod_stm+=3; - if (P==Mercenary) mod_stm+=2; - bonus = mod_stm; - break; - case 2: - if (R==Human) mod_skl+=1; - if (R==Elf) mod_skl+=2; - if (R==Orc) mod_skl+=-1; - if (R==LesserOrc) mod_skl+=-2; - if (R==Goblin) mod_skl+=-1; - if (R==Dwarf) mod_skl+=1; - if (R==Barbarian) mod_skl+=-1; - if (R==DarkElf) mod_skl+=+2; - - if (P==Wizard) mod_skl+=3; - if (P==Assassin) mod_skl+=2; - if (P==Mercenary) mod_skl+=1; - bonus = mod_skl; - break; - case 3: - if (R==Human) mod_luk+=0; - if (R==Elf) mod_luk+=-2; - if (R==Orc) mod_luk+=-1; - if (R==LesserOrc) mod_luk+=2; - if (R==Goblin) mod_luk+=1; - if (R==Dwarf) mod_luk+=0; - if (R==Barbarian) mod_luk+=0; - if (R==DarkElf) mod_luk+=-4; - - if (P==Woodsman) mod_luk+=2; - bonus = mod_luk; - break; - case 4: - if (R==Human) mod_snk+=-1; - if (R==Elf) mod_snk+=0; - if (R==Orc) mod_snk+=-1; - if (R==LesserOrc) mod_snk+=2; - if (R==Goblin) mod_snk+=1; - if (R==Dwarf) mod_snk+=0; - if (R==Barbarian) mod_snk+=-1; - if (R==DarkElf) mod_snk+=2; - - if (P==Thief) mod_snk+=3; - if (P==Assassin) mod_snk+=1; - bonus = mod_snk; - break; - case 5: - if (R==Human) mod_spd+=-1; - if (R==Elf) mod_spd+=1; - if (R==Orc) mod_spd+=-1; - if (R==LesserOrc) mod_spd+=0; - if (R==Goblin) mod_spd+=0; - if (R==Dwarf) mod_spd+=-2; - if (R==Barbarian) mod_spd+=-1; - if (R==DarkElf) mod_spd+=1; - - if (P==Woodsman) mod_spd+=1; - bonus = mod_spd; - break; - } - - return bonus; - -} - - // Returns true if its "legal" to go from "current" to "next"... char VPList[1024]; @@ -484,43 +196,6 @@ Player GetByGuid(char* GUID) return ThePlayer; } -////////////////////////////////////////////////////////////////////////////////////////////////// - -void log(const char *fmt,...) -{ - char msg_buff[1024]; - - va_list argptr; - - va_start(argptr,fmt); - vsprintf(msg_buff,fmt,argptr); - va_end(argptr); - - char* address; - char addr[256]; - address = getenv("REMOTE_ADDR"); - if (!address) - { - strcpy(addr,""); // safety check in case REMOTE_ADDR isn't defined... - } - else - { - strcpy(addr,address); - } - time_t now = time(NULL); - char time_now[256]; - strcpy(time_now,ctime(&now)); - time_now[strlen(time_now)-1]='\0'; - int res; - - { - char query[1024]; - sprintf(query,"INSERT INTO game_logs VALUES('%s','%s','%s')",time_now,addr,msg_buff); - res = mysql_query(&my_connection,query); - } - - return; -} ////////////////////////////////////////////////////////////////////////////////////////////////// @@ -674,30 +349,6 @@ void LpToGuid(char* Fn, char* Login, char* Pass) // Convert a login name and pas return; } -void Extract_Without_Quotes(char* p_text,char* value) // extracts from any NAME=Value pair -{ - char ItemName[1024]; - ItemName[0] = '\0'; - bool copying = false; - int z = 0; - for (unsigned int w=0; w<=strlen(p_text); w++) - { - if ((p_text[w] == '=') || (p_text[w] == ' ') || (p_text[w] == '>')) - { - copying = !copying; - continue; - } - if (copying) - { - ItemName[z++] = p_text[w]; - } - } - ItemName[z]='\0'; - strcpy(value,ItemName); - return; - -} - bool IsCombatSpell(char* Name) { if ((!strcmp(Name,"fire")) || (!strcmp(Name,"water")) || (!strcmp(Name,"strength")) || @@ -732,44 +383,6 @@ long GetSpellRating(char* Name) return 0; } - -void ExtractValue(char* p_text,char* value) // extracts a value from any NAME="Value" pair -{ - if (!strstr(p_text,"\"")) - { - // name/value pair without speech marks around the value - Extract_Without_Quotes(p_text,value); - return; - } - char ItemName[1024]; - ItemName[0] = '\0'; - bool copying = false; - int z = 0; - for (unsigned int w=0; w<=strlen(p_text); w++) - { - if (p_text[w] == '\"') - { - copying = !copying; - continue; - } - if (copying) - { - ItemName[z++] = p_text[w]; - } - } - ItemName[z]='\0'; - strcpy(value,ItemName); - return; -} - -void ExtractValueNumber(char* p_text, long &numeric) -{ - char strvalue[1024]; - ExtractValue(p_text, strvalue); - numeric = atoi(strvalue); - return; -} - char* Maxed(long A,long B) { if (A == B) diff --git a/old/cgi-bin/globals.h b/old/cgi-bin/globals.h index ffa6d92..ede308c 100644 --- a/old/cgi-bin/globals.h +++ b/old/cgi-bin/globals.h @@ -1,100 +1,3 @@ -// Project: SSOD -// Content: Global variables/structures - -#include "mysql.h" -#include "mysql_config.h" - -static char *_itoa(unsigned long i, char *a, unsigned long r) -{ - if (i/r > 0) a = _itoa(i/r,a,r); - *a = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"[i%r]; - return a+1; -} - -char *itoa(long i, char *a, long r) -{ - r = ((r < 2) || (r > 36)) ? 10 : r; - - if (i < 0) - { - *a = '-'; - *_itoa(-i,a+1,r) = 0; - } - else - { - *_itoa(i,a,r) = 0; - } - - return a; -} - - -#define MAX_BYTES 32768 #define CR "
" - -char query[4096]; -char me[1024]; - -MYSQL my_connection; - -char **formData = NULL,**formName = NULL; -int numItems = 0; - -char inbuff[MAX_BYTES]; -char stdin_buffer[65535]; - -void log(const char *fmt,...); - -////////////////////////////////////////////////////////////////////////////////////////////////// -// enum: PlayerRace -// An enumeration used to hold a player's race inside a Player class. -////////////////////////////////////////////////////////////////////////////////////////////////// - - -enum PlayerRace -{ - RErr = 0, - Human, - Elf, - Orc, - Dwarf, - LesserOrc, - Barbarian, - Goblin, - DarkElf - -} PRace; - - -////////////////////////////////////////////////////////////////////////////////////////////////// -// enum: PlayerProfession -// An enumeration used to hold a player's profession inside a Player class. -////////////////////////////////////////////////////////////////////////////////////////////////// - - -enum PlayerProfession -{ - PErr = 0, - Warrior, - Wizard, - Thief, - Woodsman, - Assassin, - Mercenary - -} PProfession; - - -char* _Profession(PlayerProfession P); -char* _Race(PlayerRace R); - -bool mysql_init_conn(MYSQL &my_connection) -{ - int res; - mysql_init(&my_connection); - return mysql_real_connect(&my_connection, MYSQL_HOST, MYSQL_USER, MYSQL_PASS, MYSQL_DB, 0, NULL, 0); -} - - diff --git a/sentry-symbols.sh b/sentry-symbols.sh new file mode 100755 index 0000000..9352c1a --- /dev/null +++ b/sentry-symbols.sh @@ -0,0 +1,5 @@ +#!/bin/sh +objcopy --only-keep-debug --compress-debug-sections=zlib ./beholder ./beholder.debug +objcopy --only-keep-debug --compress-debug-sections=zlib ./tessd ./tessd.debug +sentry-cli debug-files upload -p beholder-bot --log-level=info ./*.debug + diff --git a/src/3rdparty/LICENSE.txt b/src/3rdparty/LICENSE.txt new file mode 100644 index 0000000..8ac669e --- /dev/null +++ b/src/3rdparty/LICENSE.txt @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2021 Viktor Chlumsky + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/src/3rdparty/httplib.cpp b/src/3rdparty/httplib.cpp new file mode 100644 index 0000000..b69dcae --- /dev/null +++ b/src/3rdparty/httplib.cpp @@ -0,0 +1,7076 @@ +#include "httplib.h" +namespace httplib { + +/* + * Implementation that will be part of the .cc file if split into .h + .cc. + */ + +namespace detail { + +bool is_hex(char c, int &v) { + if (0x20 <= c && isdigit(c)) { + v = c - '0'; + return true; + } else if ('A' <= c && c <= 'F') { + v = c - 'A' + 10; + return true; + } else if ('a' <= c && c <= 'f') { + v = c - 'a' + 10; + return true; + } + return false; +} + +bool from_hex_to_i(const std::string &s, size_t i, size_t cnt, + int &val) { + if (i >= s.size()) { return false; } + + val = 0; + for (; cnt; i++, cnt--) { + if (!s[i]) { return false; } + auto v = 0; + if (is_hex(s[i], v)) { + val = val * 16 + v; + } else { + return false; + } + } + return true; +} + +std::string from_i_to_hex(size_t n) { + static const auto charset = "0123456789abcdef"; + std::string ret; + do { + ret = charset[n & 15] + ret; + n >>= 4; + } while (n > 0); + return ret; +} + +size_t to_utf8(int code, char *buff) { + if (code < 0x0080) { + buff[0] = (code & 0x7F); + return 1; + } else if (code < 0x0800) { + buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); + buff[1] = static_cast(0x80 | (code & 0x3F)); + return 2; + } else if (code < 0xD800) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } else if (code < 0xE000) { // D800 - DFFF is invalid... + return 0; + } else if (code < 0x10000) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } else if (code < 0x110000) { + buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); + buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); + buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[3] = static_cast(0x80 | (code & 0x3F)); + return 4; + } + + // NOTREACHED + return 0; +} + +// NOTE: This code came up with the following stackoverflow post: +// https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c +std::string base64_encode(const std::string &in) { + static const auto lookup = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + + std::string out; + out.reserve(in.size()); + + auto val = 0; + auto valb = -6; + + for (auto c : in) { + val = (val << 8) + static_cast(c); + valb += 8; + while (valb >= 0) { + out.push_back(lookup[(val >> valb) & 0x3F]); + valb -= 6; + } + } + + if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } + + while (out.size() % 4) { + out.push_back('='); + } + + return out; +} + +bool is_file(const std::string &path) { +#ifdef _WIN32 + return _access_s(path.c_str(), 0) == 0; +#else + struct stat st; + return stat(path.c_str(), &st) >= 0 && S_ISREG(st.st_mode); +#endif +} + +bool is_dir(const std::string &path) { + struct stat st; + return stat(path.c_str(), &st) >= 0 && S_ISDIR(st.st_mode); +} + +bool is_valid_path(const std::string &path) { + size_t level = 0; + size_t i = 0; + + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } + + while (i < path.size()) { + // Read component + auto beg = i; + while (i < path.size() && path[i] != '/') { + i++; + } + + auto len = i - beg; + assert(len > 0); + + if (!path.compare(beg, len, ".")) { + ; + } else if (!path.compare(beg, len, "..")) { + if (level == 0) { return false; } + level--; + } else { + level++; + } + + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } + } + + return true; +} + +std::string encode_query_param(const std::string &value) { + std::ostringstream escaped; + escaped.fill('0'); + escaped << std::hex; + + for (auto c : value) { + if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || + c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || + c == ')') { + escaped << c; + } else { + escaped << std::uppercase; + escaped << '%' << std::setw(2) + << static_cast(static_cast(c)); + escaped << std::nouppercase; + } + } + + return escaped.str(); +} + +std::string encode_url(const std::string &s) { + std::string result; + result.reserve(s.size()); + + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case ' ': result += "%20"; break; + case '+': result += "%2B"; break; + case '\r': result += "%0D"; break; + case '\n': result += "%0A"; break; + case '\'': result += "%27"; break; + case ',': result += "%2C"; break; + // case ':': result += "%3A"; break; // ok? probably... + case ';': result += "%3B"; break; + default: + auto c = static_cast(s[i]); + if (c >= 0x80) { + result += '%'; + char hex[4]; + auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); + assert(len == 2); + result.append(hex, static_cast(len)); + } else { + result += s[i]; + } + break; + } + } + + return result; +} + +std::string decode_url(const std::string &s, + bool convert_plus_to_space) { + std::string result; + + for (size_t i = 0; i < s.size(); i++) { + if (s[i] == '%' && i + 1 < s.size()) { + if (s[i + 1] == 'u') { + auto val = 0; + if (from_hex_to_i(s, i + 2, 4, val)) { + // 4 digits Unicode codes + char buff[4]; + size_t len = to_utf8(val, buff); + if (len > 0) { result.append(buff, len); } + i += 5; // 'u0000' + } else { + result += s[i]; + } + } else { + auto val = 0; + if (from_hex_to_i(s, i + 1, 2, val)) { + // 2 digits hex codes + result += static_cast(val); + i += 2; // '00' + } else { + result += s[i]; + } + } + } else if (convert_plus_to_space && s[i] == '+') { + result += ' '; + } else { + result += s[i]; + } + } + + return result; +} + +void read_file(const std::string &path, std::string &out) { + std::ifstream fs(path, std::ios_base::binary); + fs.seekg(0, std::ios_base::end); + auto size = fs.tellg(); + fs.seekg(0); + out.resize(static_cast(size)); + fs.read(&out[0], static_cast(size)); +} + +std::string file_extension(const std::string &path) { + std::smatch m; + static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); + if (std::regex_search(path, m, re)) { return m[1].str(); } + return std::string(); +} + +bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } + +std::pair trim(const char *b, const char *e, size_t left, + size_t right) { + while (b + left < e && is_space_or_tab(b[left])) { + left++; + } + while (right > 0 && is_space_or_tab(b[right - 1])) { + right--; + } + return std::make_pair(left, right); +} + +std::string trim_copy(const std::string &s) { + auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); + return s.substr(r.first, r.second - r.first); +} + +std::string trim_double_quotes_copy(const std::string &s) { + if (s.length() >= 2 && s.front() == '"' && s.back() == '"') { + return s.substr(1, s.size() - 2); + } + return s; +} + +void split(const char *b, const char *e, char d, + std::function fn) { + size_t i = 0; + size_t beg = 0; + + while (e ? (b + i < e) : (b[i] != '\0')) { + if (b[i] == d) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + beg = i + 1; + } + i++; + } + + if (i) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + } +} + +stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, + size_t fixed_buffer_size) + : strm_(strm), fixed_buffer_(fixed_buffer), + fixed_buffer_size_(fixed_buffer_size) {} + +const char *stream_line_reader::ptr() const { + if (glowable_buffer_.empty()) { + return fixed_buffer_; + } else { + return glowable_buffer_.data(); + } +} + +size_t stream_line_reader::size() const { + if (glowable_buffer_.empty()) { + return fixed_buffer_used_size_; + } else { + return glowable_buffer_.size(); + } +} + +bool stream_line_reader::end_with_crlf() const { + auto end = ptr() + size(); + return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; +} + +bool stream_line_reader::getline() { + fixed_buffer_used_size_ = 0; + glowable_buffer_.clear(); + + for (size_t i = 0;; i++) { + char byte; + auto n = strm_.read(&byte, 1); + + if (n < 0) { + return false; + } else if (n == 0) { + if (i == 0) { + return false; + } else { + break; + } + } + + append(byte); + + if (byte == '\n') { break; } + } + + return true; +} + +void stream_line_reader::append(char c) { + if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { + fixed_buffer_[fixed_buffer_used_size_++] = c; + fixed_buffer_[fixed_buffer_used_size_] = '\0'; + } else { + if (glowable_buffer_.empty()) { + assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); + glowable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); + } + glowable_buffer_ += c; + } +} + +mmap::mmap(const char *path) +#if defined(_WIN32) + : hFile_(NULL), hMapping_(NULL) +#else + : fd_(-1) +#endif + , + size_(0), addr_(nullptr) { + if (!open(path)) { std::runtime_error(""); } +} + +mmap::~mmap() { close(); } + +bool mmap::open(const char *path) { + close(); + +#if defined(_WIN32) + hFile_ = ::CreateFileA(path, GENERIC_READ, FILE_SHARE_READ, NULL, + OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); + + if (hFile_ == INVALID_HANDLE_VALUE) { return false; } + + size_ = ::GetFileSize(hFile_, NULL); + + hMapping_ = ::CreateFileMapping(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); + + if (hMapping_ == NULL) { + close(); + return false; + } + + addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); +#else + fd_ = ::open(path, O_RDONLY); + if (fd_ == -1) { return false; } + + struct stat sb; + if (fstat(fd_, &sb) == -1) { + close(); + return false; + } + size_ = static_cast(sb.st_size); + + addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); +#endif + + if (addr_ == nullptr) { + close(); + return false; + } + + return true; +} + +bool mmap::is_open() const { return addr_ != nullptr; } + +size_t mmap::size() const { return size_; } + +const char *mmap::data() const { return (const char *)addr_; } + +void mmap::close() { +#if defined(_WIN32) + if (addr_) { + ::UnmapViewOfFile(addr_); + addr_ = nullptr; + } + + if (hMapping_) { + ::CloseHandle(hMapping_); + hMapping_ = NULL; + } + + if (hFile_ != INVALID_HANDLE_VALUE) { + ::CloseHandle(hFile_); + hFile_ = INVALID_HANDLE_VALUE; + } +#else + if (addr_ != nullptr) { + munmap(addr_, size_); + addr_ = nullptr; + } + + if (fd_ != -1) { + ::close(fd_); + fd_ = -1; + } +#endif + size_ = 0; +} +int close_socket(socket_t sock) { +#ifdef _WIN32 + return closesocket(sock); +#else + return close(sock); +#endif +} + +template ssize_t handle_EINTR(T fn) { + ssize_t res = 0; + while (true) { + res = fn(); + if (res < 0 && errno == EINTR) { continue; } + break; + } + return res; +} + +ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags) { + return handle_EINTR([&]() { + return recv(sock, +#ifdef _WIN32 + static_cast(ptr), static_cast(size), +#else + ptr, size, +#endif + flags); + }); +} + +ssize_t send_socket(socket_t sock, const void *ptr, size_t size, + int flags) { + return handle_EINTR([&]() { + return send(sock, +#ifdef _WIN32 + static_cast(ptr), static_cast(size), +#else + ptr, size, +#endif + flags); + }); +} + +ssize_t select_read(socket_t sock, time_t sec, time_t usec) { +#ifdef CPPHTTPLIB_USE_POLL + struct pollfd pfd_read; + pfd_read.fd = sock; + pfd_read.events = POLLIN; + + auto timeout = static_cast(sec * 1000 + usec / 1000); + + return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); +#else +#ifndef _WIN32 + if (sock >= FD_SETSIZE) { return 1; } +#endif + + fd_set fds; + FD_ZERO(&fds); + FD_SET(sock, &fds); + + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); + + return handle_EINTR([&]() { + return select(static_cast(sock + 1), &fds, nullptr, nullptr, &tv); + }); +#endif +} + +ssize_t select_write(socket_t sock, time_t sec, time_t usec) { +#ifdef CPPHTTPLIB_USE_POLL + struct pollfd pfd_read; + pfd_read.fd = sock; + pfd_read.events = POLLOUT; + + auto timeout = static_cast(sec * 1000 + usec / 1000); + + return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); +#else +#ifndef _WIN32 + if (sock >= FD_SETSIZE) { return 1; } +#endif + + fd_set fds; + FD_ZERO(&fds); + FD_SET(sock, &fds); + + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); + + return handle_EINTR([&]() { + return select(static_cast(sock + 1), nullptr, &fds, nullptr, &tv); + }); +#endif +} + +Error wait_until_socket_is_ready(socket_t sock, time_t sec, + time_t usec) { +#ifdef CPPHTTPLIB_USE_POLL + struct pollfd pfd_read; + pfd_read.fd = sock; + pfd_read.events = POLLIN | POLLOUT; + + auto timeout = static_cast(sec * 1000 + usec / 1000); + + auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + + if (poll_res == 0) { return Error::ConnectionTimeout; } + + if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } + + return Error::Connection; +#else +#ifndef _WIN32 + if (sock >= FD_SETSIZE) { return Error::Connection; } +#endif + + fd_set fdsr; + FD_ZERO(&fdsr); + FD_SET(sock, &fdsr); + + auto fdsw = fdsr; + auto fdse = fdsr; + + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); + + auto ret = handle_EINTR([&]() { + return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); + }); + + if (ret == 0) { return Error::ConnectionTimeout; } + + if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } + return Error::Connection; +#endif +} + +bool is_socket_alive(socket_t sock) { + const auto val = detail::select_read(sock, 0, 0); + if (val == 0) { + return true; + } else if (val < 0 && errno == EBADF) { + return false; + } + char buf[1]; + return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; +} + +class SocketStream : public Stream { +public: + SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec); + ~SocketStream() override; + + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + +private: + socket_t sock_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; + + std::vector read_buff_; + size_t read_buff_off_ = 0; + size_t read_buff_content_size_ = 0; + + static const size_t read_buff_size_ = 1024 * 4; +}; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +class SSLSocketStream : public Stream { +public: + SSLSocketStream(socket_t sock, SSL *ssl, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec); + ~SSLSocketStream() override; + + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + +private: + socket_t sock_; + SSL *ssl_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; +}; +#endif + +bool keep_alive(socket_t sock, time_t keep_alive_timeout_sec) { + using namespace std::chrono; + auto start = steady_clock::now(); + while (true) { + auto val = select_read(sock, 0, 10000); + if (val < 0) { + return false; + } else if (val == 0) { + auto current = steady_clock::now(); + auto duration = duration_cast(current - start); + auto timeout = keep_alive_timeout_sec * 1000; + if (duration.count() > timeout) { return false; } + std::this_thread::sleep_for(std::chrono::milliseconds(1)); + } else { + return true; + } + } +} + +template +bool +process_server_socket_core(const std::atomic &svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, T callback) { + assert(keep_alive_max_count > 0); + auto ret = false; + auto count = keep_alive_max_count; + while (svr_sock != INVALID_SOCKET && count > 0 && + keep_alive(sock, keep_alive_timeout_sec)) { + auto close_connection = count == 1; + auto connection_closed = false; + ret = callback(close_connection, connection_closed); + if (!ret || connection_closed) { break; } + count--; + } + return ret; +} + +template +bool +process_server_socket(const std::atomic &svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool &connection_closed) { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); +} + +bool process_client_socket(socket_t sock, time_t read_timeout_sec, + time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec, + std::function callback) { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm); +} + +int shutdown_socket(socket_t sock) { +#ifdef _WIN32 + return shutdown(sock, SD_BOTH); +#else + return shutdown(sock, SHUT_RDWR); +#endif +} + +template +socket_t create_socket(const std::string &host, const std::string &ip, int port, + int address_family, int socket_flags, bool tcp_nodelay, + SocketOptions socket_options, + BindOrConnect bind_or_connect) { + // Get address info + const char *node = nullptr; + struct addrinfo hints; + struct addrinfo *result; + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; + + if (!ip.empty()) { + node = ip.c_str(); + // Ask getaddrinfo to convert IP in c-string to address + hints.ai_family = AF_UNSPEC; + hints.ai_flags = AI_NUMERICHOST; + } else { + if (!host.empty()) { node = host.c_str(); } + hints.ai_family = address_family; + hints.ai_flags = socket_flags; + } + +#ifndef _WIN32 + if (hints.ai_family == AF_UNIX) { + const auto addrlen = host.length(); + if (addrlen > sizeof(sockaddr_un::sun_path)) return INVALID_SOCKET; + + auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); + if (sock != INVALID_SOCKET) { + sockaddr_un addr{}; + addr.sun_family = AF_UNIX; + std::copy(host.begin(), host.end(), addr.sun_path); + + hints.ai_addr = reinterpret_cast(&addr); + hints.ai_addrlen = static_cast( + sizeof(addr) - sizeof(addr.sun_path) + addrlen); + + fcntl(sock, F_SETFD, FD_CLOEXEC); + if (socket_options) { socket_options(sock); } + + if (!bind_or_connect(sock, hints)) { + close_socket(sock); + sock = INVALID_SOCKET; + } + } + return sock; + } +#endif + + auto service = std::to_string(port); + + if (getaddrinfo(node, service.c_str(), &hints, &result)) { +#if defined __linux__ && !defined __ANDROID__ + res_init(); +#endif + return INVALID_SOCKET; + } + + for (auto rp = result; rp; rp = rp->ai_next) { + // Create a socket +#ifdef _WIN32 + auto sock = + WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, + WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); + /** + * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 + * and above the socket creation fails on older Windows Systems. + * + * Let's try to create a socket the old way in this case. + * + * Reference: + * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa + * + * WSA_FLAG_NO_HANDLE_INHERIT: + * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with + * SP1, and later + * + */ + if (sock == INVALID_SOCKET) { + sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + } +#else + auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); +#endif + if (sock == INVALID_SOCKET) { continue; } + +#ifndef _WIN32 + if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { + close_socket(sock); + continue; + } +#endif + + if (tcp_nodelay) { + auto yes = 1; +#ifdef _WIN32 + setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, + reinterpret_cast(&yes), sizeof(yes)); +#else + setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, + reinterpret_cast(&yes), sizeof(yes)); +#endif + } + + if (socket_options) { socket_options(sock); } + + if (rp->ai_family == AF_INET6) { + auto no = 0; +#ifdef _WIN32 + setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, + reinterpret_cast(&no), sizeof(no)); +#else + setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, + reinterpret_cast(&no), sizeof(no)); +#endif + } + + // bind or connect + if (bind_or_connect(sock, *rp)) { + freeaddrinfo(result); + return sock; + } + + close_socket(sock); + } + + freeaddrinfo(result); + return INVALID_SOCKET; +} + +void set_nonblocking(socket_t sock, bool nonblocking) { +#ifdef _WIN32 + auto flags = nonblocking ? 1UL : 0UL; + ioctlsocket(sock, FIONBIO, &flags); +#else + auto flags = fcntl(sock, F_GETFL, 0); + fcntl(sock, F_SETFL, + nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); +#endif +} + +bool is_connection_error() { +#ifdef _WIN32 + return WSAGetLastError() != WSAEWOULDBLOCK; +#else + return errno != EINPROGRESS; +#endif +} + +bool bind_ip_address(socket_t sock, const std::string &host) { + struct addrinfo hints; + struct addrinfo *result; + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; + + if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } + + auto ret = false; + for (auto rp = result; rp; rp = rp->ai_next) { + const auto &ai = *rp; + if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + ret = true; + break; + } + } + + freeaddrinfo(result); + return ret; +} + +#if !defined _WIN32 && !defined ANDROID && !defined _AIX && !defined __MVS__ +#define USE_IF2IP +#endif + +#ifdef USE_IF2IP +std::string if2ip(int address_family, const std::string &ifn) { + struct ifaddrs *ifap; + getifaddrs(&ifap); + std::string addr_candidate; + for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { + if (ifa->ifa_addr && ifn == ifa->ifa_name && + (AF_UNSPEC == address_family || + ifa->ifa_addr->sa_family == address_family)) { + if (ifa->ifa_addr->sa_family == AF_INET) { + auto sa = reinterpret_cast(ifa->ifa_addr); + char buf[INET_ADDRSTRLEN]; + if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { + freeifaddrs(ifap); + return std::string(buf, INET_ADDRSTRLEN); + } + } else if (ifa->ifa_addr->sa_family == AF_INET6) { + auto sa = reinterpret_cast(ifa->ifa_addr); + if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { + char buf[INET6_ADDRSTRLEN] = {}; + if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { + // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL + auto s6_addr_head = sa->sin6_addr.s6_addr[0]; + if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { + addr_candidate = std::string(buf, INET6_ADDRSTRLEN); + } else { + freeifaddrs(ifap); + return std::string(buf, INET6_ADDRSTRLEN); + } + } + } + } + } + } + freeifaddrs(ifap); + return addr_candidate; +} +#endif + +socket_t create_client_socket( + const std::string &host, const std::string &ip, int port, + int address_family, bool tcp_nodelay, SocketOptions socket_options, + time_t connection_timeout_sec, time_t connection_timeout_usec, + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, const std::string &intf, Error &error) { + auto sock = create_socket( + host, ip, port, address_family, 0, tcp_nodelay, std::move(socket_options), + [&](socket_t sock2, struct addrinfo &ai) -> bool { + if (!intf.empty()) { +#ifdef USE_IF2IP + auto ip_from_if = if2ip(address_family, intf); + if (ip_from_if.empty()) { ip_from_if = intf; } + if (!bind_ip_address(sock2, ip_from_if.c_str())) { + error = Error::BindIPAddress; + return false; + } +#endif + } + + set_nonblocking(sock2, true); + + auto ret = + ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); + + if (ret < 0) { + if (is_connection_error()) { + error = Error::Connection; + return false; + } + error = wait_until_socket_is_ready(sock2, connection_timeout_sec, + connection_timeout_usec); + if (error != Error::Success) { return false; } + } + + set_nonblocking(sock2, false); + + { +#ifdef _WIN32 + auto timeout = static_cast(read_timeout_sec * 1000 + + read_timeout_usec / 1000); + setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, + reinterpret_cast(&timeout), sizeof(timeout)); +#else + timeval tv; + tv.tv_sec = static_cast(read_timeout_sec); + tv.tv_usec = static_cast(read_timeout_usec); + setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, + reinterpret_cast(&tv), sizeof(tv)); +#endif + } + { + +#ifdef _WIN32 + auto timeout = static_cast(write_timeout_sec * 1000 + + write_timeout_usec / 1000); + setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, + reinterpret_cast(&timeout), sizeof(timeout)); +#else + timeval tv; + tv.tv_sec = static_cast(write_timeout_sec); + tv.tv_usec = static_cast(write_timeout_usec); + setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, + reinterpret_cast(&tv), sizeof(tv)); +#endif + } + + error = Error::Success; + return true; + }); + + if (sock != INVALID_SOCKET) { + error = Error::Success; + } else { + if (error == Error::Success) { error = Error::Connection; } + } + + return sock; +} + +bool get_ip_and_port(const struct sockaddr_storage &addr, + socklen_t addr_len, std::string &ip, int &port) { + if (addr.ss_family == AF_INET) { + port = ntohs(reinterpret_cast(&addr)->sin_port); + } else if (addr.ss_family == AF_INET6) { + port = + ntohs(reinterpret_cast(&addr)->sin6_port); + } else { + return false; + } + + std::array ipstr{}; + if (getnameinfo(reinterpret_cast(&addr), addr_len, + ipstr.data(), static_cast(ipstr.size()), nullptr, + 0, NI_NUMERICHOST)) { + return false; + } + + ip = ipstr.data(); + return true; +} + +void get_local_ip_and_port(socket_t sock, std::string &ip, int &port) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (!getsockname(sock, reinterpret_cast(&addr), + &addr_len)) { + get_ip_and_port(addr, addr_len, ip, port); + } +} + +void get_remote_ip_and_port(socket_t sock, std::string &ip, int &port) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + + if (!getpeername(sock, reinterpret_cast(&addr), + &addr_len)) { +#ifndef _WIN32 + if (addr.ss_family == AF_UNIX) { +#if defined(__linux__) + struct ucred ucred; + socklen_t len = sizeof(ucred); + if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { + port = ucred.pid; + } +#elif defined(SOL_LOCAL) && defined(SO_PEERPID) // __APPLE__ + pid_t pid; + socklen_t len = sizeof(pid); + if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { + port = pid; + } +#endif + return; + } +#endif + get_ip_and_port(addr, addr_len, ip, port); + } +} + +constexpr unsigned int str2tag_core(const char *s, size_t l, + unsigned int h) { + return (l == 0) + ? h + : str2tag_core( + s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(*s)); +} + +unsigned int str2tag(const std::string &s) { + return str2tag_core(s.data(), s.size(), 0); +} + +namespace udl { + +constexpr unsigned int operator"" _t(const char *s, size_t l) { + return str2tag_core(s, l, 0); +} + +} // namespace udl + +std::string +find_content_type(const std::string &path, + const std::map &user_data, + const std::string &default_content_type) { + auto ext = file_extension(path); + + auto it = user_data.find(ext); + if (it != user_data.end()) { return it->second; } + + using udl::operator""_t; + + switch (str2tag(ext)) { + default: return default_content_type; + + case "css"_t: return "text/css"; + case "csv"_t: return "text/csv"; + case "htm"_t: + case "html"_t: return "text/html"; + case "js"_t: + case "mjs"_t: return "text/javascript"; + case "txt"_t: return "text/plain"; + case "vtt"_t: return "text/vtt"; + + case "apng"_t: return "image/apng"; + case "avif"_t: return "image/avif"; + case "bmp"_t: return "image/bmp"; + case "gif"_t: return "image/gif"; + case "png"_t: return "image/png"; + case "svg"_t: return "image/svg+xml"; + case "webp"_t: return "image/webp"; + case "ico"_t: return "image/x-icon"; + case "tif"_t: return "image/tiff"; + case "tiff"_t: return "image/tiff"; + case "jpg"_t: + case "jpeg"_t: return "image/jpeg"; + + case "mp4"_t: return "video/mp4"; + case "mpeg"_t: return "video/mpeg"; + case "webm"_t: return "video/webm"; + + case "mp3"_t: return "audio/mp3"; + case "mpga"_t: return "audio/mpeg"; + case "weba"_t: return "audio/webm"; + case "wav"_t: return "audio/wave"; + + case "otf"_t: return "font/otf"; + case "ttf"_t: return "font/ttf"; + case "woff"_t: return "font/woff"; + case "woff2"_t: return "font/woff2"; + + case "7z"_t: return "application/x-7z-compressed"; + case "atom"_t: return "application/atom+xml"; + case "pdf"_t: return "application/pdf"; + case "json"_t: return "application/json"; + case "rss"_t: return "application/rss+xml"; + case "tar"_t: return "application/x-tar"; + case "xht"_t: + case "xhtml"_t: return "application/xhtml+xml"; + case "xslt"_t: return "application/xslt+xml"; + case "xml"_t: return "application/xml"; + case "gz"_t: return "application/gzip"; + case "zip"_t: return "application/zip"; + case "wasm"_t: return "application/wasm"; + } +} + +bool can_compress_content_type(const std::string &content_type) { + using udl::operator""_t; + + auto tag = str2tag(content_type); + + switch (tag) { + case "image/svg+xml"_t: + case "application/javascript"_t: + case "application/json"_t: + case "application/xml"_t: + case "application/protobuf"_t: + case "application/xhtml+xml"_t: return true; + + default: + return !content_type.rfind("text/", 0) && tag != "text/event-stream"_t; + } +} + +EncodingType encoding_type(const Request &req, const Response &res) { + auto ret = + detail::can_compress_content_type(res.get_header_value("Content-Type")); + if (!ret) { return EncodingType::None; } + + const auto &s = req.get_header_value("Accept-Encoding"); + (void)(s); + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + // TODO: 'Accept-Encoding' has br, not br;q=0 + ret = s.find("br") != std::string::npos; + if (ret) { return EncodingType::Brotli; } +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 + ret = s.find("gzip") != std::string::npos; + if (ret) { return EncodingType::Gzip; } +#endif + + return EncodingType::None; +} + +bool nocompressor::compress(const char *data, size_t data_length, + bool /*last*/, Callback callback) { + if (!data_length) { return true; } + return callback(data, data_length); +} + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT +gzip_compressor::gzip_compressor() { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; + + is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, + Z_DEFAULT_STRATEGY) == Z_OK; +} + +gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } + +bool gzip_compressor::compress(const char *data, size_t data_length, + bool last, Callback callback) { + assert(is_valid_); + + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); + + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); + + data_length -= strm_.avail_in; + data += strm_.avail_in; + + auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; + auto ret = Z_OK; + + std::array buff{}; + do { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); + + ret = deflate(&strm_, flush); + if (ret == Z_STREAM_ERROR) { return false; } + + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } while (strm_.avail_out == 0); + + assert((flush == Z_FINISH && ret == Z_STREAM_END) || + (flush == Z_NO_FLUSH && ret == Z_OK)); + assert(strm_.avail_in == 0); + } while (data_length > 0); + + return true; +} + +gzip_decompressor::gzip_decompressor() { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; + + // 15 is the value of wbits, which should be at the maximum possible value + // to ensure that any gzip stream can be decoded. The offset of 32 specifies + // that the stream type should be automatically detected either gzip or + // deflate. + is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; +} + +gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } + +bool gzip_decompressor::is_valid() const { return is_valid_; } + +bool gzip_decompressor::decompress(const char *data, size_t data_length, + Callback callback) { + assert(is_valid_); + + auto ret = Z_OK; + + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); + + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); + + data_length -= strm_.avail_in; + data += strm_.avail_in; + + std::array buff{}; + while (strm_.avail_in > 0 && ret == Z_OK) { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); + + ret = inflate(&strm_, Z_NO_FLUSH); + + assert(ret != Z_STREAM_ERROR); + switch (ret) { + case Z_NEED_DICT: + case Z_DATA_ERROR: + case Z_MEM_ERROR: inflateEnd(&strm_); return false; + } + + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } + + if (ret != Z_OK && ret != Z_STREAM_END) return false; + + } while (data_length > 0); + + return true; +} +#endif + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT +brotli_compressor::brotli_compressor() { + state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); +} + +brotli_compressor::~brotli_compressor() { + BrotliEncoderDestroyInstance(state_); +} + +bool brotli_compressor::compress(const char *data, size_t data_length, + bool last, Callback callback) { + std::array buff{}; + + auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; + auto available_in = data_length; + auto next_in = reinterpret_cast(data); + + for (;;) { + if (last) { + if (BrotliEncoderIsFinished(state_)) { break; } + } else { + if (!available_in) { break; } + } + + auto available_out = buff.size(); + auto next_out = buff.data(); + + if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, + &available_out, &next_out, nullptr)) { + return false; + } + + auto output_bytes = buff.size() - available_out; + if (output_bytes) { + callback(reinterpret_cast(buff.data()), output_bytes); + } + } + + return true; +} + +brotli_decompressor::brotli_decompressor() { + decoder_s = BrotliDecoderCreateInstance(0, 0, 0); + decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT + : BROTLI_DECODER_RESULT_ERROR; +} + +brotli_decompressor::~brotli_decompressor() { + if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } +} + +bool brotli_decompressor::is_valid() const { return decoder_s; } + +bool brotli_decompressor::decompress(const char *data, + size_t data_length, + Callback callback) { + if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_ERROR) { + return 0; + } + + auto next_in = reinterpret_cast(data); + size_t avail_in = data_length; + size_t total_out; + + decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; + + std::array buff{}; + while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { + char *next_out = buff.data(); + size_t avail_out = buff.size(); + + decoder_r = BrotliDecoderDecompressStream( + decoder_s, &avail_in, &next_in, &avail_out, + reinterpret_cast(&next_out), &total_out); + + if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } + + if (!callback(buff.data(), buff.size() - avail_out)) { return false; } + } + + return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; +} +#endif + +bool has_header(const Headers &headers, const std::string &key) { + return headers.find(key) != headers.end(); +} + +const char *get_header_value(const Headers &headers, + const std::string &key, size_t id, + const char *def) { + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second.c_str(); } + return def; +} + +bool compare_case_ignore(const std::string &a, const std::string &b) { + if (a.size() != b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (::tolower(a[i]) != ::tolower(b[i])) { return false; } + } + return true; +} + +template +bool parse_header(const char *beg, const char *end, T fn) { + // Skip trailing spaces and tabs. + while (beg < end && is_space_or_tab(end[-1])) { + end--; + } + + auto p = beg; + while (p < end && *p != ':') { + p++; + } + + if (p == end) { return false; } + + auto key_end = p; + + if (*p++ != ':') { return false; } + + while (p < end && is_space_or_tab(*p)) { + p++; + } + + if (p < end) { + auto key = std::string(beg, key_end); + auto val = compare_case_ignore(key, "Location") + ? std::string(p, end) + : decode_url(std::string(p, end), false); + fn(std::move(key), std::move(val)); + return true; + } + + return false; +} + +bool read_headers(Stream &strm, Headers &headers) { + const auto bufsiz = 2048; + char buf[bufsiz]; + stream_line_reader line_reader(strm, buf, bufsiz); + + for (;;) { + if (!line_reader.getline()) { return false; } + + // Check if the line ends with CRLF. + auto line_terminator_len = 2; + if (line_reader.end_with_crlf()) { + // Blank line indicates end of headers. + if (line_reader.size() == 2) { break; } +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + } else { + // Blank line indicates end of headers. + if (line_reader.size() == 1) { break; } + line_terminator_len = 1; + } +#else + } else { + continue; // Skip invalid line. + } +#endif + + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + + // Exclude line terminator + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + + parse_header(line_reader.ptr(), end, + [&](std::string &&key, std::string &&val) { + headers.emplace(std::move(key), std::move(val)); + }); + } + + return true; +} + +bool read_content_with_length(Stream &strm, uint64_t len, + Progress progress, + ContentReceiverWithProgress out) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return false; } + + if (!out(buf, static_cast(n), r, len)) { return false; } + r += static_cast(n); + + if (progress) { + if (!progress(r, len)) { return false; } + } + } + + return true; +} + +void skip_content_with_length(Stream &strm, uint64_t len) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return; } + r += static_cast(n); + } +} + +bool read_content_without_length(Stream &strm, + ContentReceiverWithProgress out) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + for (;;) { + auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); + if (n < 0) { + return false; + } else if (n == 0) { + return true; + } + + if (!out(buf, static_cast(n), r, 0)) { return false; } + r += static_cast(n); + } + + return true; +} + +template +bool read_content_chunked(Stream &strm, T &x, + ContentReceiverWithProgress out) { + const auto bufsiz = 16; + char buf[bufsiz]; + + stream_line_reader line_reader(strm, buf, bufsiz); + + if (!line_reader.getline()) { return false; } + + unsigned long chunk_len; + while (true) { + char *end_ptr; + + chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); + + if (end_ptr == line_reader.ptr()) { return false; } + if (chunk_len == ULONG_MAX) { return false; } + + if (chunk_len == 0) { break; } + + if (!read_content_with_length(strm, chunk_len, nullptr, out)) { + return false; + } + + if (!line_reader.getline()) { return false; } + + if (strcmp(line_reader.ptr(), "\r\n")) { return false; } + + if (!line_reader.getline()) { return false; } + } + + assert(chunk_len == 0); + + // Trailer + if (!line_reader.getline()) { return false; } + + while (strcmp(line_reader.ptr(), "\r\n")) { + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + + // Exclude line terminator + constexpr auto line_terminator_len = 2; + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + + parse_header(line_reader.ptr(), end, + [&](std::string &&key, std::string &&val) { + x.headers.emplace(std::move(key), std::move(val)); + }); + + if (!line_reader.getline()) { return false; } + } + + return true; +} + +bool is_chunked_transfer_encoding(const Headers &headers) { + return !strcasecmp(get_header_value(headers, "Transfer-Encoding", 0, ""), + "chunked"); +} + +template +bool prepare_content_receiver(T &x, int &status, + ContentReceiverWithProgress receiver, + bool decompress, U callback) { + if (decompress) { + std::string encoding = x.get_header_value("Content-Encoding"); + std::unique_ptr decompressor; + + if (encoding == "gzip" || encoding == "deflate") { +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + decompressor = detail::make_unique(); +#else + status = 415; + return false; +#endif + } else if (encoding.find("br") != std::string::npos) { +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + decompressor = detail::make_unique(); +#else + status = 415; + return false; +#endif + } + + if (decompressor) { + if (decompressor->is_valid()) { + ContentReceiverWithProgress out = [&](const char *buf, size_t n, + uint64_t off, uint64_t len) { + return decompressor->decompress(buf, n, + [&](const char *buf2, size_t n2) { + return receiver(buf2, n2, off, len); + }); + }; + return callback(std::move(out)); + } else { + status = 500; + return false; + } + } + } + + ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, + uint64_t len) { + return receiver(buf, n, off, len); + }; + return callback(std::move(out)); +} + +template +bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, + Progress progress, ContentReceiverWithProgress receiver, + bool decompress) { + return prepare_content_receiver( + x, status, std::move(receiver), decompress, + [&](const ContentReceiverWithProgress &out) { + auto ret = true; + auto exceed_payload_max_length = false; + + if (is_chunked_transfer_encoding(x.headers)) { + ret = read_content_chunked(strm, x, out); + } else if (!has_header(x.headers, "Content-Length")) { + ret = read_content_without_length(strm, out); + } else { + auto len = get_header_value_u64(x.headers, "Content-Length", 0, 0); + if (len > payload_max_length) { + exceed_payload_max_length = true; + skip_content_with_length(strm, len); + ret = false; + } else if (len > 0) { + ret = read_content_with_length(strm, len, std::move(progress), out); + } + } + + if (!ret) { status = exceed_payload_max_length ? 413 : 400; } + return ret; + }); +} // namespace detail + +ssize_t write_headers(Stream &strm, const Headers &headers) { + ssize_t write_len = 0; + for (const auto &x : headers) { + auto len = + strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str()); + if (len < 0) { return len; } + write_len += len; + } + auto len = strm.write("\r\n"); + if (len < 0) { return len; } + write_len += len; + return write_len; +} + +bool write_data(Stream &strm, const char *d, size_t l) { + size_t offset = 0; + while (offset < l) { + auto length = strm.write(d + offset, l - offset); + if (length < 0) { return false; } + offset += static_cast(length); + } + return true; +} + +template +bool write_content(Stream &strm, const ContentProvider &content_provider, + size_t offset, size_t length, T is_shutting_down, + Error &error) { + size_t end_offset = offset + length; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + if (strm.is_writable() && write_data(strm, d, l)) { + offset += l; + } else { + ok = false; + } + } + return ok; + }; + + while (offset < end_offset && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } else if (!content_provider(offset, end_offset - offset, data_sink)) { + error = Error::Canceled; + return false; + } else if (!ok) { + error = Error::Write; + return false; + } + } + + error = Error::Success; + return true; +} + +template +bool write_content(Stream &strm, const ContentProvider &content_provider, + size_t offset, size_t length, + const T &is_shutting_down) { + auto error = Error::Success; + return write_content(strm, content_provider, offset, length, is_shutting_down, + error); +} + +template +bool +write_content_without_length(Stream &strm, + const ContentProvider &content_provider, + const T &is_shutting_down) { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + offset += l; + if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } + } + return ok; + }; + + data_sink.done = [&](void) { data_available = false; }; + + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + return false; + } else if (!content_provider(offset, 0, data_sink)) { + return false; + } else if (!ok) { + return false; + } + } + return true; +} + +template +bool +write_content_chunked(Stream &strm, const ContentProvider &content_provider, + const T &is_shutting_down, U &compressor, Error &error) { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + data_available = l > 0; + offset += l; + + std::string payload; + if (compressor.compress(d, l, false, + [&](const char *data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = + from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + } + } + } else { + ok = false; + } + } + return ok; + }; + + auto done_with_trailer = [&](const Headers *trailer) { + if (!ok) { return; } + + data_available = false; + + std::string payload; + if (!compressor.compress(nullptr, 0, true, + [&](const char *data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + ok = false; + return; + } + + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + return; + } + } + + static const std::string done_marker("0\r\n"); + if (!write_data(strm, done_marker.data(), done_marker.size())) { + ok = false; + } + + // Trailer + if (trailer) { + for (const auto &kv : *trailer) { + std::string field_line = kv.first + ": " + kv.second + "\r\n"; + if (!write_data(strm, field_line.data(), field_line.size())) { + ok = false; + } + } + } + + static const std::string crlf("\r\n"); + if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } + }; + + data_sink.done = [&](void) { done_with_trailer(nullptr); }; + + data_sink.done_with_trailer = [&](const Headers &trailer) { + done_with_trailer(&trailer); + }; + + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } else if (!content_provider(offset, 0, data_sink)) { + error = Error::Canceled; + return false; + } else if (!ok) { + error = Error::Write; + return false; + } + } + + error = Error::Success; + return true; +} + +template +bool write_content_chunked(Stream &strm, + const ContentProvider &content_provider, + const T &is_shutting_down, U &compressor) { + auto error = Error::Success; + return write_content_chunked(strm, content_provider, is_shutting_down, + compressor, error); +} + +template +bool redirect(T &cli, Request &req, Response &res, + const std::string &path, const std::string &location, + Error &error) { + Request new_req = req; + new_req.path = path; + new_req.redirect_count_ -= 1; + + if (res.status == 303 && (req.method != "GET" && req.method != "HEAD")) { + new_req.method = "GET"; + new_req.body.clear(); + new_req.headers.clear(); + } + + Response new_res; + + auto ret = cli.send(new_req, new_res, error); + if (ret) { + req = new_req; + res = new_res; + + if (res.location.empty()) res.location = location; + } + return ret; +} + +std::string params_to_query_str(const Params ¶ms) { + std::string query; + + for (auto it = params.begin(); it != params.end(); ++it) { + if (it != params.begin()) { query += "&"; } + query += it->first; + query += "="; + query += encode_query_param(it->second); + } + return query; +} + +void parse_query_text(const std::string &s, Params ¶ms) { + std::set cache; + split(s.data(), s.data() + s.size(), '&', [&](const char *b, const char *e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(kv); + + std::string key; + std::string val; + split(b, e, '=', [&](const char *b2, const char *e2) { + if (key.empty()) { + key.assign(b2, e2); + } else { + val.assign(b2, e2); + } + }); + + if (!key.empty()) { + params.emplace(decode_url(key, true), decode_url(val, true)); + } + }); +} + +bool parse_multipart_boundary(const std::string &content_type, + std::string &boundary) { + auto boundary_keyword = "boundary="; + auto pos = content_type.find(boundary_keyword); + if (pos == std::string::npos) { return false; } + auto end = content_type.find(';', pos); + auto beg = pos + strlen(boundary_keyword); + boundary = trim_double_quotes_copy(content_type.substr(beg, end - beg)); + return !boundary.empty(); +} + +void parse_disposition_params(const std::string &s, Params ¶ms) { + std::set cache; + split(s.data(), s.data() + s.size(), ';', [&](const char *b, const char *e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(kv); + + std::string key; + std::string val; + split(b, e, '=', [&](const char *b2, const char *e2) { + if (key.empty()) { + key.assign(b2, e2); + } else { + val.assign(b2, e2); + } + }); + + if (!key.empty()) { + params.emplace(trim_double_quotes_copy((key)), + trim_double_quotes_copy((val))); + } + }); +} + +#ifdef CPPHTTPLIB_NO_EXCEPTIONS +bool parse_range_header(const std::string &s, Ranges &ranges) { +#else +bool parse_range_header(const std::string &s, Ranges &ranges) try { +#endif + static auto re_first_range = std::regex(R"(bytes=(\d*-\d*(?:,\s*\d*-\d*)*))"); + std::smatch m; + if (std::regex_match(s, m, re_first_range)) { + auto pos = static_cast(m.position(1)); + auto len = static_cast(m.length(1)); + auto all_valid_ranges = true; + split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { + if (!all_valid_ranges) return; + static auto re_another_range = std::regex(R"(\s*(\d*)-(\d*))"); + std::cmatch cm; + if (std::regex_match(b, e, cm, re_another_range)) { + ssize_t first = -1; + if (!cm.str(1).empty()) { + first = static_cast(std::stoll(cm.str(1))); + } + + ssize_t last = -1; + if (!cm.str(2).empty()) { + last = static_cast(std::stoll(cm.str(2))); + } + + if (first != -1 && last != -1 && first > last) { + all_valid_ranges = false; + return; + } + ranges.emplace_back(std::make_pair(first, last)); + } + }); + return all_valid_ranges; + } + return false; +#ifdef CPPHTTPLIB_NO_EXCEPTIONS +} +#else +} catch (...) { return false; } +#endif + +class MultipartFormDataParser { +public: + MultipartFormDataParser() = default; + + void set_boundary(std::string &&boundary) { + boundary_ = boundary; + dash_boundary_crlf_ = dash_ + boundary_ + crlf_; + crlf_dash_boundary_ = crlf_ + dash_ + boundary_; + } + + bool is_valid() const { return is_valid_; } + + bool parse(const char *buf, size_t n, const ContentReceiver &content_callback, + const MultipartContentHeader &header_callback) { + + buf_append(buf, n); + + while (buf_size() > 0) { + switch (state_) { + case 0: { // Initial boundary + buf_erase(buf_find(dash_boundary_crlf_)); + if (dash_boundary_crlf_.size() > buf_size()) { return true; } + if (!buf_start_with(dash_boundary_crlf_)) { return false; } + buf_erase(dash_boundary_crlf_.size()); + state_ = 1; + break; + } + case 1: { // New entry + clear_file_info(); + state_ = 2; + break; + } + case 2: { // Headers + auto pos = buf_find(crlf_); + if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + while (pos < buf_size()) { + // Empty line + if (pos == 0) { + if (!header_callback(file_)) { + is_valid_ = false; + return false; + } + buf_erase(crlf_.size()); + state_ = 3; + break; + } + + static const std::string header_name = "content-type:"; + const auto header = buf_head(pos); + if (start_with_case_ignore(header, header_name)) { + file_.content_type = trim_copy(header.substr(header_name.size())); + } else { + static const std::regex re_content_disposition( + R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", + std::regex_constants::icase); + + std::smatch m; + if (std::regex_match(header, m, re_content_disposition)) { + Params params; + parse_disposition_params(m[1], params); + + auto it = params.find("name"); + if (it != params.end()) { + file_.name = it->second; + } else { + is_valid_ = false; + return false; + } + + it = params.find("filename"); + if (it != params.end()) { file_.filename = it->second; } + + it = params.find("filename*"); + if (it != params.end()) { + // Only allow UTF-8 enconnding... + static const std::regex re_rfc5987_encoding( + R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); + + std::smatch m2; + if (std::regex_match(it->second, m2, re_rfc5987_encoding)) { + file_.filename = decode_url(m2[1], false); // override... + } else { + is_valid_ = false; + return false; + } + } + } else { + is_valid_ = false; + return false; + } + } + buf_erase(pos + crlf_.size()); + pos = buf_find(crlf_); + } + if (state_ != 3) { return true; } + break; + } + case 3: { // Body + if (crlf_dash_boundary_.size() > buf_size()) { return true; } + auto pos = buf_find(crlf_dash_boundary_); + if (pos < buf_size()) { + if (!content_callback(buf_data(), pos)) { + is_valid_ = false; + return false; + } + buf_erase(pos + crlf_dash_boundary_.size()); + state_ = 4; + } else { + auto len = buf_size() - crlf_dash_boundary_.size(); + if (len > 0) { + if (!content_callback(buf_data(), len)) { + is_valid_ = false; + return false; + } + buf_erase(len); + } + return true; + } + break; + } + case 4: { // Boundary + if (crlf_.size() > buf_size()) { return true; } + if (buf_start_with(crlf_)) { + buf_erase(crlf_.size()); + state_ = 1; + } else { + if (dash_.size() > buf_size()) { return true; } + if (buf_start_with(dash_)) { + buf_erase(dash_.size()); + is_valid_ = true; + buf_erase(buf_size()); // Remove epilogue + } else { + return true; + } + } + break; + } + } + } + + return true; + } + +private: + void clear_file_info() { + file_.name.clear(); + file_.filename.clear(); + file_.content_type.clear(); + } + + bool start_with_case_ignore(const std::string &a, + const std::string &b) const { + if (a.size() < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (::tolower(a[i]) != ::tolower(b[i])) { return false; } + } + return true; + } + + const std::string dash_ = "--"; + const std::string crlf_ = "\r\n"; + std::string boundary_; + std::string dash_boundary_crlf_; + std::string crlf_dash_boundary_; + + size_t state_ = 0; + bool is_valid_ = false; + MultipartFormData file_; + + // Buffer + bool start_with(const std::string &a, size_t spos, size_t epos, + const std::string &b) const { + if (epos - spos < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (a[i + spos] != b[i]) { return false; } + } + return true; + } + + size_t buf_size() const { return buf_epos_ - buf_spos_; } + + const char *buf_data() const { return &buf_[buf_spos_]; } + + std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } + + bool buf_start_with(const std::string &s) const { + return start_with(buf_, buf_spos_, buf_epos_, s); + } + + size_t buf_find(const std::string &s) const { + auto c = s.front(); + + size_t off = buf_spos_; + while (off < buf_epos_) { + auto pos = off; + while (true) { + if (pos == buf_epos_) { return buf_size(); } + if (buf_[pos] == c) { break; } + pos++; + } + + auto remaining_size = buf_epos_ - pos; + if (s.size() > remaining_size) { return buf_size(); } + + if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } + + off = pos + 1; + } + + return buf_size(); + } + + void buf_append(const char *data, size_t n) { + auto remaining_size = buf_size(); + if (remaining_size > 0 && buf_spos_ > 0) { + for (size_t i = 0; i < remaining_size; i++) { + buf_[i] = buf_[buf_spos_ + i]; + } + } + buf_spos_ = 0; + buf_epos_ = remaining_size; + + if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } + + for (size_t i = 0; i < n; i++) { + buf_[buf_epos_ + i] = data[i]; + } + buf_epos_ += n; + } + + void buf_erase(size_t size) { buf_spos_ += size; } + + std::string buf_; + size_t buf_spos_ = 0; + size_t buf_epos_ = 0; +}; + +std::string to_lower(const char *beg, const char *end) { + std::string out; + auto it = beg; + while (it != end) { + out += static_cast(::tolower(*it)); + it++; + } + return out; +} + +std::string make_multipart_data_boundary() { + static const char data[] = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; + + // std::random_device might actually be deterministic on some + // platforms, but due to lack of support in the c++ standard library, + // doing better requires either some ugly hacks or breaking portability. + std::random_device seed_gen; + + // Request 128 bits of entropy for initialization + std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), seed_gen()}; + std::mt19937 engine(seed_sequence); + + std::string result = "--cpp-httplib-multipart-data-"; + + for (auto i = 0; i < 16; i++) { + result += data[engine() % (sizeof(data) - 1)]; + } + + return result; +} + +bool is_multipart_boundary_chars_valid(const std::string &boundary) { + auto valid = true; + for (size_t i = 0; i < boundary.size(); i++) { + auto c = boundary[i]; + if (!std::isalnum(c) && c != '-' && c != '_') { + valid = false; + break; + } + } + return valid; +} + +template +std::string +serialize_multipart_formdata_item_begin(const T &item, + const std::string &boundary) { + std::string body = "--" + boundary + "\r\n"; + body += "Content-Disposition: form-data; name=\"" + item.name + "\""; + if (!item.filename.empty()) { + body += "; filename=\"" + item.filename + "\""; + } + body += "\r\n"; + if (!item.content_type.empty()) { + body += "Content-Type: " + item.content_type + "\r\n"; + } + body += "\r\n"; + + return body; +} + +std::string serialize_multipart_formdata_item_end() { return "\r\n"; } + +std::string +serialize_multipart_formdata_finish(const std::string &boundary) { + return "--" + boundary + "--\r\n"; +} + +std::string +serialize_multipart_formdata_get_content_type(const std::string &boundary) { + return "multipart/form-data; boundary=" + boundary; +} + +std::string +serialize_multipart_formdata(const MultipartFormDataItems &items, + const std::string &boundary, bool finish = true) { + std::string body; + + for (const auto &item : items) { + body += serialize_multipart_formdata_item_begin(item, boundary); + body += item.content + serialize_multipart_formdata_item_end(); + } + + if (finish) body += serialize_multipart_formdata_finish(boundary); + + return body; +} + +std::pair +get_range_offset_and_length(const Request &req, size_t content_length, + size_t index) { + auto r = req.ranges[index]; + + if (r.first == -1 && r.second == -1) { + return std::make_pair(0, content_length); + } + + auto slen = static_cast(content_length); + + if (r.first == -1) { + r.first = (std::max)(static_cast(0), slen - r.second); + r.second = slen - 1; + } + + if (r.second == -1) { r.second = slen - 1; } + return std::make_pair(r.first, static_cast(r.second - r.first) + 1); +} + +std::string +make_content_range_header_field(const std::pair &range, + size_t content_length) { + std::string field = "bytes "; + if (range.first != -1) { field += std::to_string(range.first); } + field += "-"; + if (range.second != -1) { field += std::to_string(range.second); } + field += "/"; + field += std::to_string(content_length); + return field; +} + +template +bool process_multipart_ranges_data(const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type, + SToken stoken, CToken ctoken, + Content content) { + for (size_t i = 0; i < req.ranges.size(); i++) { + ctoken("--"); + stoken(boundary); + ctoken("\r\n"); + if (!content_type.empty()) { + ctoken("Content-Type: "); + stoken(content_type); + ctoken("\r\n"); + } + + ctoken("Content-Range: "); + const auto &range = req.ranges[i]; + stoken(make_content_range_header_field(range, res.content_length_)); + ctoken("\r\n"); + ctoken("\r\n"); + + auto offsets = get_range_offset_and_length(req, res.content_length_, i); + auto offset = offsets.first; + auto length = offsets.second; + if (!content(offset, length)) { return false; } + ctoken("\r\n"); + } + + ctoken("--"); + stoken(boundary); + ctoken("--"); + + return true; +} + +bool make_multipart_ranges_data(const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type, + std::string &data) { + return process_multipart_ranges_data( + req, res, boundary, content_type, + [&](const std::string &token) { data += token; }, + [&](const std::string &token) { data += token; }, + [&](size_t offset, size_t length) { + if (offset < res.body.size()) { + data += res.body.substr(offset, length); + return true; + } + return false; + }); +} + +size_t +get_multipart_ranges_data_length(const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type) { + size_t data_length = 0; + + process_multipart_ranges_data( + req, res, boundary, content_type, + [&](const std::string &token) { data_length += token.size(); }, + [&](const std::string &token) { data_length += token.size(); }, + [&](size_t /*offset*/, size_t length) { + data_length += length; + return true; + }); + + return data_length; +} + +template +bool write_multipart_ranges_data(Stream &strm, const Request &req, + Response &res, + const std::string &boundary, + const std::string &content_type, + const T &is_shutting_down) { + return process_multipart_ranges_data( + req, res, boundary, content_type, + [&](const std::string &token) { strm.write(token); }, + [&](const std::string &token) { strm.write(token); }, + [&](size_t offset, size_t length) { + return write_content(strm, res.content_provider_, offset, length, + is_shutting_down); + }); +} + +std::pair +get_range_offset_and_length(const Request &req, const Response &res, + size_t index) { + auto r = req.ranges[index]; + + if (r.second == -1) { + r.second = static_cast(res.content_length_) - 1; + } + + return std::make_pair(r.first, r.second - r.first + 1); +} + +bool expect_content(const Request &req) { + if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || + req.method == "PRI" || req.method == "DELETE") { + return true; + } + // TODO: check if Content-Length is set + return false; +} + +bool has_crlf(const std::string &s) { + auto p = s.c_str(); + while (*p) { + if (*p == '\r' || *p == '\n') { return true; } + p++; + } + return false; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +std::string message_digest(const std::string &s, const EVP_MD *algo) { + auto context = std::unique_ptr( + EVP_MD_CTX_new(), EVP_MD_CTX_free); + + unsigned int hash_length = 0; + unsigned char hash[EVP_MAX_MD_SIZE]; + + EVP_DigestInit_ex(context.get(), algo, nullptr); + EVP_DigestUpdate(context.get(), s.c_str(), s.size()); + EVP_DigestFinal_ex(context.get(), hash, &hash_length); + + std::stringstream ss; + for (auto i = 0u; i < hash_length; ++i) { + ss << std::hex << std::setw(2) << std::setfill('0') + << static_cast(hash[i]); + } + + return ss.str(); +} + +std::string MD5(const std::string &s) { + return message_digest(s, EVP_md5()); +} + +std::string SHA_256(const std::string &s) { + return message_digest(s, EVP_sha256()); +} + +std::string SHA_512(const std::string &s) { + return message_digest(s, EVP_sha512()); +} +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +#ifdef _WIN32 +// NOTE: This code came up with the following stackoverflow post: +// https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store +bool load_system_certs_on_windows(X509_STORE *store) { + auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); + if (!hStore) { return false; } + + auto result = false; + PCCERT_CONTEXT pContext = NULL; + while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != + nullptr) { + auto encoded_cert = + static_cast(pContext->pbCertEncoded); + + auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } + + CertFreeCertificateContext(pContext); + CertCloseStore(hStore, 0); + + return result; +} +#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) +#if TARGET_OS_OSX +template +using CFObjectPtr = + std::unique_ptr::type, void (*)(CFTypeRef)>; + +void cf_object_ptr_deleter(CFTypeRef obj) { + if (obj) { CFRelease(obj); } +} + +bool retrieve_certs_from_keychain(CFObjectPtr &certs) { + CFStringRef keys[] = {kSecClass, kSecMatchLimit, kSecReturnRef}; + CFTypeRef values[] = {kSecClassCertificate, kSecMatchLimitAll, + kCFBooleanTrue}; + + CFObjectPtr query( + CFDictionaryCreate(nullptr, reinterpret_cast(keys), values, + sizeof(keys) / sizeof(keys[0]), + &kCFTypeDictionaryKeyCallBacks, + &kCFTypeDictionaryValueCallBacks), + cf_object_ptr_deleter); + + if (!query) { return false; } + + CFTypeRef security_items = nullptr; + if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || + CFArrayGetTypeID() != CFGetTypeID(security_items)) { + return false; + } + + certs.reset(reinterpret_cast(security_items)); + return true; +} + +bool retrieve_root_certs_from_keychain(CFObjectPtr &certs) { + CFArrayRef root_security_items = nullptr; + if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { + return false; + } + + certs.reset(root_security_items); + return true; +} + +bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE *store) { + auto result = false; + for (auto i = 0; i < CFArrayGetCount(certs); ++i) { + const auto cert = reinterpret_cast( + CFArrayGetValueAtIndex(certs, i)); + + if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { continue; } + + CFDataRef cert_data = nullptr; + if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != + errSecSuccess) { + continue; + } + + CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); + + auto encoded_cert = static_cast( + CFDataGetBytePtr(cert_data_ptr.get())); + + auto x509 = + d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); + + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } + + return result; +} + +bool load_system_certs_on_macos(X509_STORE *store) { + auto result = false; + CFObjectPtr certs(nullptr, cf_object_ptr_deleter); + if (retrieve_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store); + } + + if (retrieve_root_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store) || result; + } + + return result; +} +#endif // TARGET_OS_OSX +#endif // _WIN32 +#endif // CPPHTTPLIB_OPENSSL_SUPPORT + +#ifdef _WIN32 +class WSInit { +public: + WSInit() { + WSADATA wsaData; + if (WSAStartup(0x0002, &wsaData) == 0) is_valid_ = true; + } + + ~WSInit() { + if (is_valid_) WSACleanup(); + } + + bool is_valid_ = false; +}; + +static WSInit wsinit_; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +std::pair make_digest_authentication_header( + const Request &req, const std::map &auth, + size_t cnonce_count, const std::string &cnonce, const std::string &username, + const std::string &password, bool is_proxy = false) { + std::string nc; + { + std::stringstream ss; + ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; + nc = ss.str(); + } + + std::string qop; + if (auth.find("qop") != auth.end()) { + qop = auth.at("qop"); + if (qop.find("auth-int") != std::string::npos) { + qop = "auth-int"; + } else if (qop.find("auth") != std::string::npos) { + qop = "auth"; + } else { + qop.clear(); + } + } + + std::string algo = "MD5"; + if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } + + std::string response; + { + auto H = algo == "SHA-256" ? detail::SHA_256 + : algo == "SHA-512" ? detail::SHA_512 + : detail::MD5; + + auto A1 = username + ":" + auth.at("realm") + ":" + password; + + auto A2 = req.method + ":" + req.path; + if (qop == "auth-int") { A2 += ":" + H(req.body); } + + if (qop.empty()) { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); + } else { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + + ":" + qop + ":" + H(A2)); + } + } + + auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; + + auto field = "Digest username=\"" + username + "\", realm=\"" + + auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + + "\", uri=\"" + req.path + "\", algorithm=" + algo + + (qop.empty() ? ", response=\"" + : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + + cnonce + "\", response=\"") + + response + "\"" + + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); + + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, field); +} +#endif + +bool parse_www_authenticate(const Response &res, + std::map &auth, + bool is_proxy) { + auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; + if (res.has_header(auth_key)) { + static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); + auto s = res.get_header_value(auth_key); + auto pos = s.find(' '); + if (pos != std::string::npos) { + auto type = s.substr(0, pos); + if (type == "Basic") { + return false; + } else if (type == "Digest") { + s = s.substr(pos + 1); + auto beg = std::sregex_iterator(s.begin(), s.end(), re); + for (auto i = beg; i != std::sregex_iterator(); ++i) { + const auto &m = *i; + auto key = s.substr(static_cast(m.position(1)), + static_cast(m.length(1))); + auto val = m.length(2) > 0 + ? s.substr(static_cast(m.position(2)), + static_cast(m.length(2))) + : s.substr(static_cast(m.position(3)), + static_cast(m.length(3))); + auth[key] = val; + } + return true; + } + } + } + return false; +} + +// https://stackoverflow.com/questions/440133/how-do-i-create-a-random-alpha-numeric-string-in-c/440240#answer-440240 +std::string random_string(size_t length) { + auto randchar = []() -> char { + const char charset[] = "0123456789" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz"; + const size_t max_index = (sizeof(charset) - 1); + return charset[static_cast(std::rand()) % max_index]; + }; + std::string str(length, 0); + std::generate_n(str.begin(), length, randchar); + return str; +} + +class ContentProviderAdapter { +public: + explicit ContentProviderAdapter( + ContentProviderWithoutLength &&content_provider) + : content_provider_(content_provider) {} + + bool operator()(size_t offset, size_t, DataSink &sink) { + return content_provider_(offset, sink); + } + +private: + ContentProviderWithoutLength content_provider_; +}; + +} // namespace detail + +std::string hosted_at(const std::string &hostname) { + std::vector addrs; + hosted_at(hostname, addrs); + if (addrs.empty()) { return std::string(); } + return addrs[0]; +} + +void hosted_at(const std::string &hostname, + std::vector &addrs) { + struct addrinfo hints; + struct addrinfo *result; + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; + + if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { +#if defined __linux__ && !defined __ANDROID__ + res_init(); +#endif + return; + } + + for (auto rp = result; rp; rp = rp->ai_next) { + const auto &addr = + *reinterpret_cast(rp->ai_addr); + std::string ip; + auto dummy = -1; + if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, + dummy)) { + addrs.push_back(ip); + } + } + + freeaddrinfo(result); +} + +std::string append_query_params(const std::string &path, + const Params ¶ms) { + std::string path_with_query = path; + const static std::regex re("[^?]+\\?.*"); + auto delm = std::regex_match(path, re) ? '&' : '?'; + path_with_query += delm + detail::params_to_query_str(params); + return path_with_query; +} + +// Header utilities +std::pair make_range_header(Ranges ranges) { + std::string field = "bytes="; + auto i = 0; + for (auto r : ranges) { + if (i != 0) { field += ", "; } + if (r.first != -1) { field += std::to_string(r.first); } + field += '-'; + if (r.second != -1) { field += std::to_string(r.second); } + i++; + } + return std::make_pair("Range", std::move(field)); +} + +std::pair +make_basic_authentication_header(const std::string &username, + const std::string &password, bool is_proxy) { + auto field = "Basic " + detail::base64_encode(username + ":" + password); + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); +} + +std::pair +make_bearer_token_authentication_header(const std::string &token, + bool is_proxy = false) { + auto field = "Bearer " + token; + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); +} + +// Request implementation +bool Request::has_header(const std::string &key) const { + return detail::has_header(headers, key); +} + +std::string Request::get_header_value(const std::string &key, + size_t id) const { + return detail::get_header_value(headers, key, id, ""); +} + +size_t Request::get_header_value_count(const std::string &key) const { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +void Request::set_header(const std::string &key, + const std::string &val) { + if (!detail::has_crlf(key) && !detail::has_crlf(val)) { + headers.emplace(key, val); + } +} + +bool Request::has_param(const std::string &key) const { + return params.find(key) != params.end(); +} + +std::string Request::get_param_value(const std::string &key, + size_t id) const { + auto rng = params.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second; } + return std::string(); +} + +size_t Request::get_param_value_count(const std::string &key) const { + auto r = params.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +bool Request::is_multipart_form_data() const { + const auto &content_type = get_header_value("Content-Type"); + return !content_type.rfind("multipart/form-data", 0); +} + +bool Request::has_file(const std::string &key) const { + return files.find(key) != files.end(); +} + +MultipartFormData Request::get_file_value(const std::string &key) const { + auto it = files.find(key); + if (it != files.end()) { return it->second; } + return MultipartFormData(); +} + +std::vector +Request::get_file_values(const std::string &key) const { + std::vector values; + auto rng = files.equal_range(key); + for (auto it = rng.first; it != rng.second; it++) { + values.push_back(it->second); + } + return values; +} + +// Response implementation +bool Response::has_header(const std::string &key) const { + return headers.find(key) != headers.end(); +} + +std::string Response::get_header_value(const std::string &key, + size_t id) const { + return detail::get_header_value(headers, key, id, ""); +} + +size_t Response::get_header_value_count(const std::string &key) const { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +void Response::set_header(const std::string &key, + const std::string &val) { + if (!detail::has_crlf(key) && !detail::has_crlf(val)) { + headers.emplace(key, val); + } +} + +void Response::set_redirect(const std::string &url, int stat) { + if (!detail::has_crlf(url)) { + set_header("Location", url); + if (300 <= stat && stat < 400) { + this->status = stat; + } else { + this->status = 302; + } + } +} + +void Response::set_content(const char *s, size_t n, + const std::string &content_type) { + body.assign(s, n); + + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); +} + +void Response::set_content(const std::string &s, + const std::string &content_type) { + set_content(s.data(), s.size(), content_type); +} + +void Response::set_content_provider( + size_t in_length, const std::string &content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = in_length; + if (in_length > 0) { content_provider_ = std::move(provider); } + content_provider_resource_releaser_ = resource_releaser; + is_chunked_content_provider_ = false; +} + +void Response::set_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = resource_releaser; + is_chunked_content_provider_ = false; +} + +void Response::set_chunked_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = resource_releaser; + is_chunked_content_provider_ = true; +} + +// Result implementation +bool Result::has_request_header(const std::string &key) const { + return request_headers_.find(key) != request_headers_.end(); +} + +std::string Result::get_request_header_value(const std::string &key, + size_t id) const { + return detail::get_header_value(request_headers_, key, id, ""); +} + +size_t +Result::get_request_header_value_count(const std::string &key) const { + auto r = request_headers_.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +// Stream implementation +ssize_t Stream::write(const char *ptr) { + return write(ptr, strlen(ptr)); +} + +ssize_t Stream::write(const std::string &s) { + return write(s.data(), s.size()); +} + +namespace detail { + +// Socket stream implementation +SocketStream::SocketStream(socket_t sock, time_t read_timeout_sec, + time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec) + : sock_(sock), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec), read_buff_(read_buff_size_, 0) {} + +SocketStream::~SocketStream() {} + +bool SocketStream::is_readable() const { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; +} + +bool SocketStream::is_writable() const { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_); +} + +ssize_t SocketStream::read(char *ptr, size_t size) { +#ifdef _WIN32 + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); +#else + size = (std::min)(size, + static_cast((std::numeric_limits::max)())); +#endif + + if (read_buff_off_ < read_buff_content_size_) { + auto remaining_size = read_buff_content_size_ - read_buff_off_; + if (size <= remaining_size) { + memcpy(ptr, read_buff_.data() + read_buff_off_, size); + read_buff_off_ += size; + return static_cast(size); + } else { + memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); + read_buff_off_ += remaining_size; + return static_cast(remaining_size); + } + } + + if (!is_readable()) { return -1; } + + read_buff_off_ = 0; + read_buff_content_size_ = 0; + + if (size < read_buff_size_) { + auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, + CPPHTTPLIB_RECV_FLAGS); + if (n <= 0) { + return n; + } else if (n <= static_cast(size)) { + memcpy(ptr, read_buff_.data(), static_cast(n)); + return n; + } else { + memcpy(ptr, read_buff_.data(), size); + read_buff_off_ = size; + read_buff_content_size_ = static_cast(n); + return static_cast(size); + } + } else { + return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); + } +} + +ssize_t SocketStream::write(const char *ptr, size_t size) { + if (!is_writable()) { return -1; } + +#if defined(_WIN32) && !defined(_WIN64) + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); +#endif + + return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); +} + +void SocketStream::get_remote_ip_and_port(std::string &ip, + int &port) const { + return detail::get_remote_ip_and_port(sock_, ip, port); +} + +void SocketStream::get_local_ip_and_port(std::string &ip, + int &port) const { + return detail::get_local_ip_and_port(sock_, ip, port); +} + +socket_t SocketStream::socket() const { return sock_; } + +// Buffer stream implementation +bool BufferStream::is_readable() const { return true; } + +bool BufferStream::is_writable() const { return true; } + +ssize_t BufferStream::read(char *ptr, size_t size) { +#if defined(_MSC_VER) && _MSC_VER < 1910 + auto len_read = buffer._Copy_s(ptr, size, size, position); +#else + auto len_read = buffer.copy(ptr, size, position); +#endif + position += static_cast(len_read); + return static_cast(len_read); +} + +ssize_t BufferStream::write(const char *ptr, size_t size) { + buffer.append(ptr, size); + return static_cast(size); +} + +void BufferStream::get_remote_ip_and_port(std::string & /*ip*/, + int & /*port*/) const {} + +void BufferStream::get_local_ip_and_port(std::string & /*ip*/, + int & /*port*/) const {} + +socket_t BufferStream::socket() const { return 0; } + +const std::string &BufferStream::get_buffer() const { return buffer; } + +PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { + // One past the last ending position of a path param substring + std::size_t last_param_end = 0; + +#ifndef CPPHTTPLIB_NO_EXCEPTIONS + // Needed to ensure that parameter names are unique during matcher + // construction + // If exceptions are disabled, only last duplicate path + // parameter will be set + std::unordered_set param_name_set; +#endif + + while (true) { + const auto marker_pos = pattern.find(marker, last_param_end); + if (marker_pos == std::string::npos) { break; } + + static_fragments_.push_back( + pattern.substr(last_param_end, marker_pos - last_param_end)); + + const auto param_name_start = marker_pos + 1; + + auto sep_pos = pattern.find(separator, param_name_start); + if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } + + auto param_name = + pattern.substr(param_name_start, sep_pos - param_name_start); + +#ifndef CPPHTTPLIB_NO_EXCEPTIONS + if (param_name_set.find(param_name) != param_name_set.cend()) { + std::string msg = "Encountered path parameter '" + param_name + + "' multiple times in route pattern '" + pattern + "'."; + throw std::invalid_argument(msg); + } +#endif + + param_names_.push_back(std::move(param_name)); + + last_param_end = sep_pos + 1; + } + + if (last_param_end < pattern.length()) { + static_fragments_.push_back(pattern.substr(last_param_end)); + } +} + +bool PathParamsMatcher::match(Request &request) const { + request.matches = std::smatch(); + request.path_params.clear(); + request.path_params.reserve(param_names_.size()); + + // One past the position at which the path matched the pattern last time + std::size_t starting_pos = 0; + for (size_t i = 0; i < static_fragments_.size(); ++i) { + const auto &fragment = static_fragments_[i]; + + if (starting_pos + fragment.length() > request.path.length()) { + return false; + } + + // Avoid unnecessary allocation by using strncmp instead of substr + + // comparison + if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), + fragment.length()) != 0) { + return false; + } + + starting_pos += fragment.length(); + + // Should only happen when we have a static fragment after a param + // Example: '/users/:id/subscriptions' + // The 'subscriptions' fragment here does not have a corresponding param + if (i >= param_names_.size()) { continue; } + + auto sep_pos = request.path.find(separator, starting_pos); + if (sep_pos == std::string::npos) { sep_pos = request.path.length(); } + + const auto ¶m_name = param_names_[i]; + + request.path_params.emplace( + param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); + + // Mark everythin up to '/' as matched + starting_pos = sep_pos + 1; + } + // Returns false if the path is longer than the pattern + return starting_pos >= request.path.length(); +} + +bool RegexMatcher::match(Request &request) const { + request.path_params.clear(); + return std::regex_match(request.path, request.matches, regex_); +} + +} // namespace detail + +// HTTP server implementation +Server::Server() + : new_task_queue( + [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) { +#ifndef _WIN32 + signal(SIGPIPE, SIG_IGN); +#endif +} + +Server::~Server() {} + +std::unique_ptr +Server::make_matcher(const std::string &pattern) { + if (pattern.find("/:") != std::string::npos) { + return detail::make_unique(pattern); + } else { + return detail::make_unique(pattern); + } +} + +Server &Server::Get(const std::string &pattern, Handler handler) { + get_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Post(const std::string &pattern, Handler handler) { + post_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Post(const std::string &pattern, + HandlerWithContentReader handler) { + post_handlers_for_content_reader_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Put(const std::string &pattern, Handler handler) { + put_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Put(const std::string &pattern, + HandlerWithContentReader handler) { + put_handlers_for_content_reader_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Patch(const std::string &pattern, Handler handler) { + patch_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Patch(const std::string &pattern, + HandlerWithContentReader handler) { + patch_handlers_for_content_reader_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Delete(const std::string &pattern, Handler handler) { + delete_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Delete(const std::string &pattern, + HandlerWithContentReader handler) { + delete_handlers_for_content_reader_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +Server &Server::Options(const std::string &pattern, Handler handler) { + options_handlers_.push_back( + std::make_pair(make_matcher(pattern), std::move(handler))); + return *this; +} + +bool Server::set_base_dir(const std::string &dir, + const std::string &mount_point) { + return set_mount_point(mount_point, dir); +} + +bool Server::set_mount_point(const std::string &mount_point, + const std::string &dir, Headers headers) { + if (detail::is_dir(dir)) { + std::string mnt = !mount_point.empty() ? mount_point : "/"; + if (!mnt.empty() && mnt[0] == '/') { + base_dirs_.push_back({mnt, dir, std::move(headers)}); + return true; + } + } + return false; +} + +bool Server::remove_mount_point(const std::string &mount_point) { + for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { + if (it->mount_point == mount_point) { + base_dirs_.erase(it); + return true; + } + } + return false; +} + +Server & +Server::set_file_extension_and_mimetype_mapping(const std::string &ext, + const std::string &mime) { + file_extension_and_mimetype_map_[ext] = mime; + return *this; +} + +Server &Server::set_default_file_mimetype(const std::string &mime) { + default_file_mimetype_ = mime; + return *this; +} + +Server &Server::set_file_request_handler(Handler handler) { + file_request_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_error_handler(HandlerWithResponse handler) { + error_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_error_handler(Handler handler) { + error_handler_ = [handler](const Request &req, Response &res) { + handler(req, res); + return HandlerResponse::Handled; + }; + return *this; +} + +Server &Server::set_exception_handler(ExceptionHandler handler) { + exception_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_pre_routing_handler(HandlerWithResponse handler) { + pre_routing_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_post_routing_handler(Handler handler) { + post_routing_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_logger(Logger logger) { + logger_ = std::move(logger); + return *this; +} + +Server & +Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) { + expect_100_continue_handler_ = std::move(handler); + return *this; +} + +Server &Server::set_address_family(int family) { + address_family_ = family; + return *this; +} + +Server &Server::set_tcp_nodelay(bool on) { + tcp_nodelay_ = on; + return *this; +} + +Server &Server::set_socket_options(SocketOptions socket_options) { + socket_options_ = std::move(socket_options); + return *this; +} + +Server &Server::set_default_headers(Headers headers) { + default_headers_ = std::move(headers); + return *this; +} + +Server &Server::set_header_writer( + std::function const &writer) { + header_writer_ = writer; + return *this; +} + +Server &Server::set_keep_alive_max_count(size_t count) { + keep_alive_max_count_ = count; + return *this; +} + +Server &Server::set_keep_alive_timeout(time_t sec) { + keep_alive_timeout_sec_ = sec; + return *this; +} + +Server &Server::set_read_timeout(time_t sec, time_t usec) { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; + return *this; +} + +Server &Server::set_write_timeout(time_t sec, time_t usec) { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; + return *this; +} + +Server &Server::set_idle_interval(time_t sec, time_t usec) { + idle_interval_sec_ = sec; + idle_interval_usec_ = usec; + return *this; +} + +Server &Server::set_payload_max_length(size_t length) { + payload_max_length_ = length; + return *this; +} + +bool Server::bind_to_port(const std::string &host, int port, + int socket_flags) { + if (bind_internal(host, port, socket_flags) < 0) return false; + return true; +} +int Server::bind_to_any_port(const std::string &host, int socket_flags) { + return bind_internal(host, 0, socket_flags); +} + +bool Server::listen_after_bind() { + auto se = detail::scope_exit([&]() { done_ = true; }); + return listen_internal(); +} + +bool Server::listen(const std::string &host, int port, + int socket_flags) { + auto se = detail::scope_exit([&]() { done_ = true; }); + return bind_to_port(host, port, socket_flags) && listen_internal(); +} + +bool Server::is_running() const { return is_running_; } + +void Server::wait_until_ready() const { + while (!is_running() && !done_) { + std::this_thread::sleep_for(std::chrono::milliseconds{1}); + } +} + +void Server::stop() { + if (is_running_) { + assert(svr_sock_ != INVALID_SOCKET); + std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); + detail::shutdown_socket(sock); + detail::close_socket(sock); + } +} + +bool Server::parse_request_line(const char *s, Request &req) { + auto len = strlen(s); + if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } + len -= 2; + + { + size_t count = 0; + + detail::split(s, s + len, ' ', [&](const char *b, const char *e) { + switch (count) { + case 0: req.method = std::string(b, e); break; + case 1: req.target = std::string(b, e); break; + case 2: req.version = std::string(b, e); break; + default: break; + } + count++; + }); + + if (count != 3) { return false; } + } + + static const std::set methods{ + "GET", "HEAD", "POST", "PUT", "DELETE", + "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; + + if (methods.find(req.method) == methods.end()) { return false; } + + if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } + + { + // Skip URL fragment + for (size_t i = 0; i < req.target.size(); i++) { + if (req.target[i] == '#') { + req.target.erase(i); + break; + } + } + + size_t count = 0; + + detail::split(req.target.data(), req.target.data() + req.target.size(), '?', + [&](const char *b, const char *e) { + switch (count) { + case 0: + req.path = detail::decode_url(std::string(b, e), false); + break; + case 1: { + if (e - b > 0) { + detail::parse_query_text(std::string(b, e), req.params); + } + break; + } + default: break; + } + count++; + }); + + if (count > 2) { return false; } + } + + return true; +} + +bool Server::write_response(Stream &strm, bool close_connection, + const Request &req, Response &res) { + return write_response_core(strm, close_connection, req, res, false); +} + +bool Server::write_response_with_content(Stream &strm, + bool close_connection, + const Request &req, + Response &res) { + return write_response_core(strm, close_connection, req, res, true); +} + +bool Server::write_response_core(Stream &strm, bool close_connection, + const Request &req, Response &res, + bool need_apply_ranges) { + assert(res.status != -1); + + if (400 <= res.status && error_handler_ && + error_handler_(req, res) == HandlerResponse::Handled) { + need_apply_ranges = true; + } + + std::string content_type; + std::string boundary; + if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } + + // Prepare additional headers + if (close_connection || req.get_header_value("Connection") == "close") { + res.set_header("Connection", "close"); + } else { + std::stringstream ss; + ss << "timeout=" << keep_alive_timeout_sec_ + << ", max=" << keep_alive_max_count_; + res.set_header("Keep-Alive", ss.str()); + } + + if (!res.has_header("Content-Type") && + (!res.body.empty() || res.content_length_ > 0 || res.content_provider_)) { + res.set_header("Content-Type", "text/plain"); + } + + if (!res.has_header("Content-Length") && res.body.empty() && + !res.content_length_ && !res.content_provider_) { + res.set_header("Content-Length", "0"); + } + + if (!res.has_header("Accept-Ranges") && req.method == "HEAD") { + res.set_header("Accept-Ranges", "bytes"); + } + + if (post_routing_handler_) { post_routing_handler_(req, res); } + + // Response line and headers + { + detail::BufferStream bstrm; + + if (!bstrm.write_format("HTTP/1.1 %d %s\r\n", res.status, + status_message(res.status))) { + return false; + } + + if (!header_writer_(bstrm, res.headers)) { return false; } + + // Flush buffer + auto &data = bstrm.get_buffer(); + detail::write_data(strm, data.data(), data.size()); + } + + // Body + auto ret = true; + if (req.method != "HEAD") { + if (!res.body.empty()) { + if (!detail::write_data(strm, res.body.data(), res.body.size())) { + ret = false; + } + } else if (res.content_provider_) { + if (write_content_with_provider(strm, req, res, boundary, content_type)) { + res.content_provider_success_ = true; + } else { + res.content_provider_success_ = false; + ret = false; + } + } + } + + // Log + if (logger_) { logger_(req, res); } + + return ret; +} + +bool +Server::write_content_with_provider(Stream &strm, const Request &req, + Response &res, const std::string &boundary, + const std::string &content_type) { + auto is_shutting_down = [this]() { + return this->svr_sock_ == INVALID_SOCKET; + }; + + if (res.content_length_ > 0) { + if (req.ranges.empty()) { + return detail::write_content(strm, res.content_provider_, 0, + res.content_length_, is_shutting_down); + } else if (req.ranges.size() == 1) { + auto offsets = + detail::get_range_offset_and_length(req, res.content_length_, 0); + auto offset = offsets.first; + auto length = offsets.second; + return detail::write_content(strm, res.content_provider_, offset, length, + is_shutting_down); + } else { + return detail::write_multipart_ranges_data( + strm, req, res, boundary, content_type, is_shutting_down); + } + } else { + if (res.is_chunked_content_provider_) { + auto type = detail::encoding_type(req, res); + + std::unique_ptr compressor; + if (type == detail::EncodingType::Gzip) { +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + compressor = detail::make_unique(); +#endif + } else if (type == detail::EncodingType::Brotli) { +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + compressor = detail::make_unique(); +#endif + } else { + compressor = detail::make_unique(); + } + assert(compressor != nullptr); + + return detail::write_content_chunked(strm, res.content_provider_, + is_shutting_down, *compressor); + } else { + return detail::write_content_without_length(strm, res.content_provider_, + is_shutting_down); + } + } +} + +bool Server::read_content(Stream &strm, Request &req, Response &res) { + MultipartFormDataMap::iterator cur; + auto file_count = 0; + if (read_content_core( + strm, req, res, + // Regular + [&](const char *buf, size_t n) { + if (req.body.size() + n > req.body.max_size()) { return false; } + req.body.append(buf, n); + return true; + }, + // Multipart + [&](const MultipartFormData &file) { + if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { + return false; + } + cur = req.files.emplace(file.name, file); + return true; + }, + [&](const char *buf, size_t n) { + auto &content = cur->second.content; + if (content.size() + n > content.max_size()) { return false; } + content.append(buf, n); + return true; + })) { + const auto &content_type = req.get_header_value("Content-Type"); + if (!content_type.find("application/x-www-form-urlencoded")) { + if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { + res.status = 413; // NOTE: should be 414? + return false; + } + detail::parse_query_text(req.body, req.params); + } + return true; + } + return false; +} + +bool Server::read_content_with_content_receiver( + Stream &strm, Request &req, Response &res, ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) { + return read_content_core(strm, req, res, std::move(receiver), + std::move(multipart_header), + std::move(multipart_receiver)); +} + +bool Server::read_content_core(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) { + detail::MultipartFormDataParser multipart_form_data_parser; + ContentReceiverWithProgress out; + + if (req.is_multipart_form_data()) { + const auto &content_type = req.get_header_value("Content-Type"); + std::string boundary; + if (!detail::parse_multipart_boundary(content_type, boundary)) { + res.status = 400; + return false; + } + + multipart_form_data_parser.set_boundary(std::move(boundary)); + out = [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { + /* For debug + size_t pos = 0; + while (pos < n) { + auto read_size = (std::min)(1, n - pos); + auto ret = multipart_form_data_parser.parse( + buf + pos, read_size, multipart_receiver, multipart_header); + if (!ret) { return false; } + pos += read_size; + } + return true; + */ + return multipart_form_data_parser.parse(buf, n, multipart_receiver, + multipart_header); + }; + } else { + out = [receiver](const char *buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { return receiver(buf, n); }; + } + + if (req.method == "DELETE" && !req.has_header("Content-Length")) { + return true; + } + + if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, + out, true)) { + return false; + } + + if (req.is_multipart_form_data()) { + if (!multipart_form_data_parser.is_valid()) { + res.status = 400; + return false; + } + } + + return true; +} + +bool Server::handle_file_request(const Request &req, Response &res, + bool head) { + for (const auto &entry : base_dirs_) { + // Prefix match + if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { + std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); + if (detail::is_valid_path(sub_path)) { + auto path = entry.base_dir + sub_path; + if (path.back() == '/') { path += "index.html"; } + + if (detail::is_file(path)) { + for (const auto &kv : entry.headers) { + res.set_header(kv.first, kv.second); + } + + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { return false; } + + res.set_content_provider( + mm->size(), + detail::find_content_type(path, file_extension_and_mimetype_map_, + default_file_mimetype_), + [mm](size_t offset, size_t length, DataSink &sink) -> bool { + sink.write(mm->data() + offset, length); + return true; + }); + + if (!head && file_request_handler_) { + file_request_handler_(req, res); + } + + return true; + } + } + } + } + return false; +} + +socket_t +Server::create_server_socket(const std::string &host, int port, + int socket_flags, + SocketOptions socket_options) const { + return detail::create_socket( + host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, + std::move(socket_options), + [](socket_t sock, struct addrinfo &ai) -> bool { + if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + return false; + } + if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } + return true; + }); +} + +int Server::bind_internal(const std::string &host, int port, + int socket_flags) { + if (!is_valid()) { return -1; } + + svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); + if (svr_sock_ == INVALID_SOCKET) { return -1; } + + if (port == 0) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (getsockname(svr_sock_, reinterpret_cast(&addr), + &addr_len) == -1) { + return -1; + } + if (addr.ss_family == AF_INET) { + return ntohs(reinterpret_cast(&addr)->sin_port); + } else if (addr.ss_family == AF_INET6) { + return ntohs(reinterpret_cast(&addr)->sin6_port); + } else { + return -1; + } + } else { + return port; + } +} + +bool Server::listen_internal() { + auto ret = true; + is_running_ = true; + auto se = detail::scope_exit([&]() { is_running_ = false; }); + + { + std::unique_ptr task_queue(new_task_queue()); + + while (svr_sock_ != INVALID_SOCKET) { +#ifndef _WIN32 + if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { +#endif + auto val = detail::select_read(svr_sock_, idle_interval_sec_, + idle_interval_usec_); + if (val == 0) { // Timeout + task_queue->on_idle(); + continue; + } +#ifndef _WIN32 + } +#endif + socket_t sock = accept(svr_sock_, nullptr, nullptr); + + if (sock == INVALID_SOCKET) { + if (errno == EMFILE) { + // The per-process limit of open file descriptors has been reached. + // Try to accept new connections after a short sleep. + std::this_thread::sleep_for(std::chrono::milliseconds(1)); + continue; + } else if (errno == EINTR || errno == EAGAIN) { + continue; + } + if (svr_sock_ != INVALID_SOCKET) { + detail::close_socket(svr_sock_); + ret = false; + } else { + ; // The server socket was closed by user. + } + break; + } + + { +#ifdef _WIN32 + auto timeout = static_cast(read_timeout_sec_ * 1000 + + read_timeout_usec_ / 1000); + setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, + reinterpret_cast(&timeout), sizeof(timeout)); +#else + timeval tv; + tv.tv_sec = static_cast(read_timeout_sec_); + tv.tv_usec = static_cast(read_timeout_usec_); + setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, + reinterpret_cast(&tv), sizeof(tv)); +#endif + } + { + +#ifdef _WIN32 + auto timeout = static_cast(write_timeout_sec_ * 1000 + + write_timeout_usec_ / 1000); + setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, + reinterpret_cast(&timeout), sizeof(timeout)); +#else + timeval tv; + tv.tv_sec = static_cast(write_timeout_sec_); + tv.tv_usec = static_cast(write_timeout_usec_); + setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, + reinterpret_cast(&tv), sizeof(tv)); +#endif + } + + task_queue->enqueue([this, sock]() { process_and_close_socket(sock); }); + } + + task_queue->shutdown(); + } + + return ret; +} + +bool Server::routing(Request &req, Response &res, Stream &strm) { + if (pre_routing_handler_ && + pre_routing_handler_(req, res) == HandlerResponse::Handled) { + return true; + } + + // File handler + auto is_head_request = req.method == "HEAD"; + if ((req.method == "GET" || is_head_request) && + handle_file_request(req, res, is_head_request)) { + return true; + } + + if (detail::expect_content(req)) { + // Content reader handler + { + ContentReader reader( + [&](ContentReceiver receiver) { + return read_content_with_content_receiver( + strm, req, res, std::move(receiver), nullptr, nullptr); + }, + [&](MultipartContentHeader header, ContentReceiver receiver) { + return read_content_with_content_receiver(strm, req, res, nullptr, + std::move(header), + std::move(receiver)); + }); + + if (req.method == "POST") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + post_handlers_for_content_reader_)) { + return true; + } + } else if (req.method == "PUT") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + put_handlers_for_content_reader_)) { + return true; + } + } else if (req.method == "PATCH") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + patch_handlers_for_content_reader_)) { + return true; + } + } else if (req.method == "DELETE") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + delete_handlers_for_content_reader_)) { + return true; + } + } + } + + // Read content into `req.body` + if (!read_content(strm, req, res)) { return false; } + } + + // Regular handler + if (req.method == "GET" || req.method == "HEAD") { + return dispatch_request(req, res, get_handlers_); + } else if (req.method == "POST") { + return dispatch_request(req, res, post_handlers_); + } else if (req.method == "PUT") { + return dispatch_request(req, res, put_handlers_); + } else if (req.method == "DELETE") { + return dispatch_request(req, res, delete_handlers_); + } else if (req.method == "OPTIONS") { + return dispatch_request(req, res, options_handlers_); + } else if (req.method == "PATCH") { + return dispatch_request(req, res, patch_handlers_); + } + + res.status = 400; + return false; +} + +bool Server::dispatch_request(Request &req, Response &res, + const Handlers &handlers) { + for (const auto &x : handlers) { + const auto &matcher = x.first; + const auto &handler = x.second; + + if (matcher->match(req)) { + handler(req, res); + return true; + } + } + return false; +} + +void Server::apply_ranges(const Request &req, Response &res, + std::string &content_type, + std::string &boundary) { + if (req.ranges.size() > 1) { + boundary = detail::make_multipart_data_boundary(); + + auto it = res.headers.find("Content-Type"); + if (it != res.headers.end()) { + content_type = it->second; + res.headers.erase(it); + } + + res.set_header("Content-Type", + "multipart/byteranges; boundary=" + boundary); + } + + auto type = detail::encoding_type(req, res); + + if (res.body.empty()) { + if (res.content_length_ > 0) { + size_t length = 0; + if (req.ranges.empty()) { + length = res.content_length_; + } else if (req.ranges.size() == 1) { + auto offsets = + detail::get_range_offset_and_length(req, res.content_length_, 0); + length = offsets.second; + + auto content_range = detail::make_content_range_header_field( + req.ranges[0], res.content_length_); + res.set_header("Content-Range", content_range); + } else { + length = detail::get_multipart_ranges_data_length(req, res, boundary, + content_type); + } + res.set_header("Content-Length", std::to_string(length)); + } else { + if (res.content_provider_) { + if (res.is_chunked_content_provider_) { + res.set_header("Transfer-Encoding", "chunked"); + if (type == detail::EncodingType::Gzip) { + res.set_header("Content-Encoding", "gzip"); + } else if (type == detail::EncodingType::Brotli) { + res.set_header("Content-Encoding", "br"); + } + } + } + } + } else { + if (req.ranges.empty()) { + ; + } else if (req.ranges.size() == 1) { + auto content_range = detail::make_content_range_header_field( + req.ranges[0], res.body.size()); + res.set_header("Content-Range", content_range); + + auto offsets = + detail::get_range_offset_and_length(req, res.body.size(), 0); + auto offset = offsets.first; + auto length = offsets.second; + + if (offset < res.body.size()) { + res.body = res.body.substr(offset, length); + } else { + res.body.clear(); + res.status = 416; + } + } else { + std::string data; + if (detail::make_multipart_ranges_data(req, res, boundary, content_type, + data)) { + res.body.swap(data); + } else { + res.body.clear(); + res.status = 416; + } + } + + if (type != detail::EncodingType::None) { + std::unique_ptr compressor; + std::string content_encoding; + + if (type == detail::EncodingType::Gzip) { +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + compressor = detail::make_unique(); + content_encoding = "gzip"; +#endif + } else if (type == detail::EncodingType::Brotli) { +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + compressor = detail::make_unique(); + content_encoding = "br"; +#endif + } + + if (compressor) { + std::string compressed; + if (compressor->compress(res.body.data(), res.body.size(), true, + [&](const char *data, size_t data_len) { + compressed.append(data, data_len); + return true; + })) { + res.body.swap(compressed); + res.set_header("Content-Encoding", content_encoding); + } + } + } + + auto length = std::to_string(res.body.size()); + res.set_header("Content-Length", length); + } +} + +bool Server::dispatch_request_for_content_reader( + Request &req, Response &res, ContentReader content_reader, + const HandlersForContentReader &handlers) { + for (const auto &x : handlers) { + const auto &matcher = x.first; + const auto &handler = x.second; + + if (matcher->match(req)) { + handler(req, res, content_reader); + return true; + } + } + return false; +} + +bool +Server::process_request(Stream &strm, bool close_connection, + bool &connection_closed, + const std::function &setup_request) { + std::array buf{}; + + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + + // Connection has been closed on client + if (!line_reader.getline()) { return false; } + + Request req; + + Response res; + res.version = "HTTP/1.1"; + res.headers = default_headers_; + +#ifdef _WIN32 + // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). +#else +#ifndef CPPHTTPLIB_USE_POLL + // Socket file descriptor exceeded FD_SETSIZE... + if (strm.socket() >= FD_SETSIZE) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = 500; + return write_response(strm, close_connection, req, res); + } +#endif +#endif + + // Check if the request URI doesn't exceed the limit + if (line_reader.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = 414; + return write_response(strm, close_connection, req, res); + } + + // Request line and headers + if (!parse_request_line(line_reader.ptr(), req) || + !detail::read_headers(strm, req.headers)) { + res.status = 400; + return write_response(strm, close_connection, req, res); + } + + if (req.get_header_value("Connection") == "close") { + connection_closed = true; + } + + if (req.version == "HTTP/1.0" && + req.get_header_value("Connection") != "Keep-Alive") { + connection_closed = true; + } + + strm.get_remote_ip_and_port(req.remote_addr, req.remote_port); + req.set_header("REMOTE_ADDR", req.remote_addr); + req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); + + strm.get_local_ip_and_port(req.local_addr, req.local_port); + req.set_header("LOCAL_ADDR", req.local_addr); + req.set_header("LOCAL_PORT", std::to_string(req.local_port)); + + if (req.has_header("Range")) { + const auto &range_header_value = req.get_header_value("Range"); + if (!detail::parse_range_header(range_header_value, req.ranges)) { + res.status = 416; + return write_response(strm, close_connection, req, res); + } + } + + if (setup_request) { setup_request(req); } + + if (req.get_header_value("Expect") == "100-continue") { + auto status = 100; + if (expect_100_continue_handler_) { + status = expect_100_continue_handler_(req, res); + } + switch (status) { + case 100: + case 417: + strm.write_format("HTTP/1.1 %d %s\r\n\r\n", status, + status_message(status)); + break; + default: return write_response(strm, close_connection, req, res); + } + } + + // Rounting + auto routed = false; +#ifdef CPPHTTPLIB_NO_EXCEPTIONS + routed = routing(req, res, strm); +#else + try { + routed = routing(req, res, strm); + } catch (std::exception &e) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } else { + res.status = 500; + std::string val; + auto s = e.what(); + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case '\r': val += "\\r"; break; + case '\n': val += "\\n"; break; + default: val += s[i]; break; + } + } + res.set_header("EXCEPTION_WHAT", val); + } + } catch (...) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } else { + res.status = 500; + res.set_header("EXCEPTION_WHAT", "UNKNOWN"); + } + } +#endif + + if (routed) { + if (res.status == -1) { res.status = req.ranges.empty() ? 200 : 206; } + return write_response_with_content(strm, close_connection, req, res); + } else { + if (res.status == -1) { res.status = 404; } + return write_response(strm, close_connection, req, res); + } +} + +bool Server::is_valid() const { return true; } + +bool Server::process_and_close_socket(socket_t sock) { + auto ret = detail::process_server_socket( + svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [this](Stream &strm, bool close_connection, bool &connection_closed) { + return process_request(strm, close_connection, connection_closed, + nullptr); + }); + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; +} + +// HTTP client implementation +ClientImpl::ClientImpl(const std::string &host) + : ClientImpl(host, 80, std::string(), std::string()) {} + +ClientImpl::ClientImpl(const std::string &host, int port) + : ClientImpl(host, port, std::string(), std::string()) {} + +ClientImpl::ClientImpl(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path) + : host_(host), port_(port), + host_and_port_(adjust_host_string(host) + ":" + std::to_string(port)), + client_cert_path_(client_cert_path), client_key_path_(client_key_path) {} + +ClientImpl::~ClientImpl() { + std::lock_guard guard(socket_mutex_); + shutdown_socket(socket_); + close_socket(socket_); +} + +bool ClientImpl::is_valid() const { return true; } + +void ClientImpl::copy_settings(const ClientImpl &rhs) { + client_cert_path_ = rhs.client_cert_path_; + client_key_path_ = rhs.client_key_path_; + connection_timeout_sec_ = rhs.connection_timeout_sec_; + read_timeout_sec_ = rhs.read_timeout_sec_; + read_timeout_usec_ = rhs.read_timeout_usec_; + write_timeout_sec_ = rhs.write_timeout_sec_; + write_timeout_usec_ = rhs.write_timeout_usec_; + basic_auth_username_ = rhs.basic_auth_username_; + basic_auth_password_ = rhs.basic_auth_password_; + bearer_token_auth_token_ = rhs.bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + digest_auth_username_ = rhs.digest_auth_username_; + digest_auth_password_ = rhs.digest_auth_password_; +#endif + keep_alive_ = rhs.keep_alive_; + follow_location_ = rhs.follow_location_; + url_encode_ = rhs.url_encode_; + address_family_ = rhs.address_family_; + tcp_nodelay_ = rhs.tcp_nodelay_; + socket_options_ = rhs.socket_options_; + compress_ = rhs.compress_; + decompress_ = rhs.decompress_; + interface_ = rhs.interface_; + proxy_host_ = rhs.proxy_host_; + proxy_port_ = rhs.proxy_port_; + proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; + proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; + proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; + proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; +#endif +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + ca_cert_file_path_ = rhs.ca_cert_file_path_; + ca_cert_dir_path_ = rhs.ca_cert_dir_path_; + ca_cert_store_ = rhs.ca_cert_store_; +#endif +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + server_certificate_verification_ = rhs.server_certificate_verification_; +#endif + logger_ = rhs.logger_; +} + +socket_t ClientImpl::create_client_socket(Error &error) const { + if (!proxy_host_.empty() && proxy_port_ != -1) { + return detail::create_client_socket( + proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, + socket_options_, connection_timeout_sec_, connection_timeout_usec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, interface_, error); + } + + // Check is custom IP specified for host_ + std::string ip; + auto it = addr_map_.find(host_); + if (it != addr_map_.end()) ip = it->second; + + return detail::create_client_socket( + host_, ip, port_, address_family_, tcp_nodelay_, socket_options_, + connection_timeout_sec_, connection_timeout_usec_, read_timeout_sec_, + read_timeout_usec_, write_timeout_sec_, write_timeout_usec_, interface_, + error); +} + +bool ClientImpl::create_and_connect_socket(Socket &socket, + Error &error) { + auto sock = create_client_socket(error); + if (sock == INVALID_SOCKET) { return false; } + socket.sock = sock; + return true; +} + +void ClientImpl::shutdown_ssl(Socket & /*socket*/, + bool /*shutdown_gracefully*/) { + // If there are any requests in flight from threads other than us, then it's + // a thread-unsafe race because individual ssl* objects are not thread-safe. + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); +} + +void ClientImpl::shutdown_socket(Socket &socket) { + if (socket.sock == INVALID_SOCKET) { return; } + detail::shutdown_socket(socket.sock); +} + +void ClientImpl::close_socket(Socket &socket) { + // If there are requests in flight in another thread, usually closing + // the socket will be fine and they will simply receive an error when + // using the closed socket, but it is still a bug since rarely the OS + // may reassign the socket id to be used for a new socket, and then + // suddenly they will be operating on a live socket that is different + // than the one they intended! + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); + + // It is also a bug if this happens while SSL is still active +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + assert(socket.ssl == nullptr); +#endif + if (socket.sock == INVALID_SOCKET) { return; } + detail::close_socket(socket.sock); + socket.sock = INVALID_SOCKET; +} + +bool ClientImpl::read_response_line(Stream &strm, const Request &req, + Response &res) { + std::array buf{}; + + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + + if (!line_reader.getline()) { return false; } + +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); +#else + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); +#endif + + std::cmatch m; + if (!std::regex_match(line_reader.ptr(), m, re)) { + return req.method == "CONNECT"; + } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); + + // Ignore '100 Continue' + while (res.status == 100) { + if (!line_reader.getline()) { return false; } // CRLF + if (!line_reader.getline()) { return false; } // next response line + + if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); + } + + return true; +} + +bool ClientImpl::send(Request &req, Response &res, Error &error) { + std::lock_guard request_mutex_guard(request_mutex_); + auto ret = send_(req, res, error); + if (error == Error::SSLPeerCouldBeClosed_) { + assert(!ret); + ret = send_(req, res, error); + } + return ret; +} + +bool ClientImpl::send_(Request &req, Response &res, Error &error) { + { + std::lock_guard guard(socket_mutex_); + + // Set this to false immediately - if it ever gets set to true by the end of + // the request, we know another thread instructed us to close the socket. + socket_should_be_closed_when_request_is_done_ = false; + + auto is_alive = false; + if (socket_.is_open()) { + is_alive = detail::is_socket_alive(socket_.sock); + if (!is_alive) { + // Attempt to avoid sigpipe by shutting down nongracefully if it seems + // like the other side has already closed the connection Also, there + // cannot be any requests in flight from other threads since we locked + // request_mutex_, so safe to close everything immediately + const bool shutdown_gracefully = false; + shutdown_ssl(socket_, shutdown_gracefully); + shutdown_socket(socket_); + close_socket(socket_); + } + } + + if (!is_alive) { + if (!create_and_connect_socket(socket_, error)) { return false; } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + // TODO: refactoring + if (is_ssl()) { + auto &scli = static_cast(*this); + if (!proxy_host_.empty() && proxy_port_ != -1) { + auto success = false; + if (!scli.connect_with_proxy(socket_, res, success, error)) { + return success; + } + } + + if (!scli.initialize_ssl(socket_, error)) { return false; } + } +#endif + } + + // Mark the current socket as being in use so that it cannot be closed by + // anyone else while this request is ongoing, even though we will be + // releasing the mutex. + if (socket_requests_in_flight_ > 1) { + assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); + } + socket_requests_in_flight_ += 1; + socket_requests_are_from_thread_ = std::this_thread::get_id(); + } + + for (const auto &header : default_headers_) { + if (req.headers.find(header.first) == req.headers.end()) { + req.headers.insert(header); + } + } + + auto ret = false; + auto close_connection = !keep_alive_; + + auto se = detail::scope_exit([&]() { + // Briefly lock mutex in order to mark that a request is no longer ongoing + std::lock_guard guard(socket_mutex_); + socket_requests_in_flight_ -= 1; + if (socket_requests_in_flight_ <= 0) { + assert(socket_requests_in_flight_ == 0); + socket_requests_are_from_thread_ = std::thread::id(); + } + + if (socket_should_be_closed_when_request_is_done_ || close_connection || + !ret) { + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + }); + + ret = process_socket(socket_, [&](Stream &strm) { + return handle_request(strm, req, res, close_connection, error); + }); + + if (!ret) { + if (error == Error::Success) { error = Error::Unknown; } + } + + return ret; +} + +Result ClientImpl::send(const Request &req) { + auto req2 = req; + return send_(std::move(req2)); +} + +Result ClientImpl::send_(Request &&req) { + auto res = detail::make_unique(); + auto error = Error::Success; + auto ret = send(req, *res, error); + return Result{ret ? std::move(res) : nullptr, error, std::move(req.headers)}; +} + +bool ClientImpl::handle_request(Stream &strm, Request &req, + Response &res, bool close_connection, + Error &error) { + if (req.path.empty()) { + error = Error::Connection; + return false; + } + + auto req_save = req; + + bool ret; + + if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { + auto req2 = req; + req2.path = "http://" + host_and_port_ + req.path; + ret = process_request(strm, req2, res, close_connection, error); + req = req2; + req.path = req_save.path; + } else { + ret = process_request(strm, req, res, close_connection, error); + } + + if (!ret) { return false; } + + if (res.get_header_value("Connection") == "close" || + (res.version == "HTTP/1.0" && res.reason != "Connection established")) { + // TODO this requires a not-entirely-obvious chain of calls to be correct + // for this to be safe. + + // This is safe to call because handle_request is only called by send_ + // which locks the request mutex during the process. It would be a bug + // to call it from a different thread since it's a thread-safety issue + // to do these things to the socket if another thread is using the socket. + std::lock_guard guard(socket_mutex_); + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + + if (300 < res.status && res.status < 400 && follow_location_) { + req = req_save; + ret = redirect(req, res, error); + } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if ((res.status == 401 || res.status == 407) && + req.authorization_count_ < 5) { + auto is_proxy = res.status == 407; + const auto &username = + is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; + const auto &password = + is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; + + if (!username.empty() && !password.empty()) { + std::map auth; + if (detail::parse_www_authenticate(res, auth, is_proxy)) { + Request new_req = req; + new_req.authorization_count_ += 1; + new_req.headers.erase(is_proxy ? "Proxy-Authorization" + : "Authorization"); + new_req.headers.insert(detail::make_digest_authentication_header( + req, auth, new_req.authorization_count_, detail::random_string(10), + username, password, is_proxy)); + + Response new_res; + + ret = send(new_req, new_res, error); + if (ret) { res = new_res; } + } + } + } +#endif + + return ret; +} + +bool ClientImpl::redirect(Request &req, Response &res, Error &error) { + if (req.redirect_count_ == 0) { + error = Error::ExceedRedirectCount; + return false; + } + + auto location = res.get_header_value("location"); + if (location.empty()) { return false; } + + const static std::regex re( + R"((?:(https?):)?(?://(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); + + std::smatch m; + if (!std::regex_match(location, m, re)) { return false; } + + auto scheme = is_ssl() ? "https" : "http"; + + auto next_scheme = m[1].str(); + auto next_host = m[2].str(); + if (next_host.empty()) { next_host = m[3].str(); } + auto port_str = m[4].str(); + auto next_path = m[5].str(); + auto next_query = m[6].str(); + + auto next_port = port_; + if (!port_str.empty()) { + next_port = std::stoi(port_str); + } else if (!next_scheme.empty()) { + next_port = next_scheme == "https" ? 443 : 80; + } + + if (next_scheme.empty()) { next_scheme = scheme; } + if (next_host.empty()) { next_host = host_; } + if (next_path.empty()) { next_path = "/"; } + + auto path = detail::decode_url(next_path, true) + next_query; + + if (next_scheme == scheme && next_host == host_ && next_port == port_) { + return detail::redirect(*this, req, res, path, location, error); + } else { + if (next_scheme == "https") { +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + SSLClient cli(next_host, next_port); + cli.copy_settings(*this); + if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } + return detail::redirect(cli, req, res, path, location, error); +#else + return false; +#endif + } else { + ClientImpl cli(next_host, next_port); + cli.copy_settings(*this); + return detail::redirect(cli, req, res, path, location, error); + } + } +} + +bool ClientImpl::write_content_with_provider(Stream &strm, + const Request &req, + Error &error) { + auto is_shutting_down = []() { return false; }; + + if (req.is_chunked_content_provider_) { + // TODO: Brotli support + std::unique_ptr compressor; +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { + compressor = detail::make_unique(); + } else +#endif + { + compressor = detail::make_unique(); + } + + return detail::write_content_chunked(strm, req.content_provider_, + is_shutting_down, *compressor, error); + } else { + return detail::write_content(strm, req.content_provider_, 0, + req.content_length_, is_shutting_down, error); + } +} + +bool ClientImpl::write_request(Stream &strm, Request &req, + bool close_connection, Error &error) { + // Prepare additional headers + if (close_connection) { + if (!req.has_header("Connection")) { + req.set_header("Connection", "close"); + } + } + + if (!req.has_header("Host")) { + if (is_ssl()) { + if (port_ == 443) { + req.set_header("Host", host_); + } else { + req.set_header("Host", host_and_port_); + } + } else { + if (port_ == 80) { + req.set_header("Host", host_); + } else { + req.set_header("Host", host_and_port_); + } + } + } + + if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } + +#ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT + if (!req.has_header("User-Agent")) { + auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; + req.set_header("User-Agent", agent); + } +#endif + + if (req.body.empty()) { + if (req.content_provider_) { + if (!req.is_chunked_content_provider_) { + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.content_length_); + req.set_header("Content-Length", length); + } + } + } else { + if (req.method == "POST" || req.method == "PUT" || + req.method == "PATCH") { + req.set_header("Content-Length", "0"); + } + } + } else { + if (!req.has_header("Content-Type")) { + req.set_header("Content-Type", "text/plain"); + } + + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.body.size()); + req.set_header("Content-Length", length); + } + } + + if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_basic_authentication_header( + basic_auth_username_, basic_auth_password_, false)); + } + } + + if (!proxy_basic_auth_username_.empty() && + !proxy_basic_auth_password_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_basic_authentication_header( + proxy_basic_auth_username_, proxy_basic_auth_password_, true)); + } + } + + if (!bearer_token_auth_token_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + bearer_token_auth_token_, false)); + } + } + + if (!proxy_bearer_token_auth_token_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + proxy_bearer_token_auth_token_, true)); + } + } + + // Request line and headers + { + detail::BufferStream bstrm; + + const auto &path = url_encode_ ? detail::encode_url(req.path) : req.path; + bstrm.write_format("%s %s HTTP/1.1\r\n", req.method.c_str(), path.c_str()); + + header_writer_(bstrm, req.headers); + + // Flush buffer + auto &data = bstrm.get_buffer(); + if (!detail::write_data(strm, data.data(), data.size())) { + error = Error::Write; + return false; + } + } + + // Body + if (req.body.empty()) { + return write_content_with_provider(strm, req, error); + } + + if (!detail::write_data(strm, req.body.data(), req.body.size())) { + error = Error::Write; + return false; + } + + return true; +} + +std::unique_ptr ClientImpl::send_with_content_provider( + Request &req, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Error &error) { + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { req.set_header("Content-Encoding", "gzip"); } +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_ && !content_provider_without_length) { + // TODO: Brotli support + detail::gzip_compressor compressor; + + if (content_provider) { + auto ok = true; + size_t offset = 0; + DataSink data_sink; + + data_sink.write = [&](const char *data, size_t data_len) -> bool { + if (ok) { + auto last = offset + data_len == content_length; + + auto ret = compressor.compress( + data, data_len, last, + [&](const char *compressed_data, size_t compressed_data_len) { + req.body.append(compressed_data, compressed_data_len); + return true; + }); + + if (ret) { + offset += data_len; + } else { + ok = false; + } + } + return ok; + }; + + while (ok && offset < content_length) { + if (!content_provider(offset, content_length - offset, data_sink)) { + error = Error::Canceled; + return nullptr; + } + } + } else { + if (!compressor.compress(body, content_length, true, + [&](const char *data, size_t data_len) { + req.body.append(data, data_len); + return true; + })) { + error = Error::Compression; + return nullptr; + } + } + } else +#endif + { + if (content_provider) { + req.content_length_ = content_length; + req.content_provider_ = std::move(content_provider); + req.is_chunked_content_provider_ = false; + } else if (content_provider_without_length) { + req.content_length_ = 0; + req.content_provider_ = detail::ContentProviderAdapter( + std::move(content_provider_without_length)); + req.is_chunked_content_provider_ = true; + req.set_header("Transfer-Encoding", "chunked"); + } else { + req.body.assign(body, content_length); + } + } + + auto res = detail::make_unique(); + return send(req, *res, error) ? std::move(res) : nullptr; +} + +Result ClientImpl::send_with_content_provider( + const std::string &method, const std::string &path, const Headers &headers, + const char *body, size_t content_length, ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type) { + Request req; + req.method = method; + req.headers = headers; + req.path = path; + + auto error = Error::Success; + + auto res = send_with_content_provider( + req, body, content_length, std::move(content_provider), + std::move(content_provider_without_length), content_type, error); + + return Result{std::move(res), error, std::move(req.headers)}; +} + +std::string +ClientImpl::adjust_host_string(const std::string &host) const { + if (host.find(':') != std::string::npos) { return "[" + host + "]"; } + return host; +} + +bool ClientImpl::process_request(Stream &strm, Request &req, + Response &res, bool close_connection, + Error &error) { + // Send request + if (!write_request(strm, req, close_connection, error)) { return false; } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (is_ssl()) { + auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; + if (!is_proxy_enabled) { + char buf[1]; + if (SSL_peek(socket_.ssl, buf, 1) == 0 && + SSL_get_error(socket_.ssl, 0) == SSL_ERROR_ZERO_RETURN) { + error = Error::SSLPeerCouldBeClosed_; + return false; + } + } + } +#endif + + // Receive response and headers + if (!read_response_line(strm, req, res) || + !detail::read_headers(strm, res.headers)) { + error = Error::Read; + return false; + } + + // Body + if ((res.status != 204) && req.method != "HEAD" && req.method != "CONNECT") { + auto redirect = 300 < res.status && res.status < 400 && follow_location_; + + if (req.response_handler && !redirect) { + if (!req.response_handler(res)) { + error = Error::Canceled; + return false; + } + } + + auto out = + req.content_receiver + ? static_cast( + [&](const char *buf, size_t n, uint64_t off, uint64_t len) { + if (redirect) { return true; } + auto ret = req.content_receiver(buf, n, off, len); + if (!ret) { error = Error::Canceled; } + return ret; + }) + : static_cast( + [&](const char *buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { + if (res.body.size() + n > res.body.max_size()) { + return false; + } + res.body.append(buf, n); + return true; + }); + + auto progress = [&](uint64_t current, uint64_t total) { + if (!req.progress || redirect) { return true; } + auto ret = req.progress(current, total); + if (!ret) { error = Error::Canceled; } + return ret; + }; + + int dummy_status; + if (!detail::read_content(strm, res, (std::numeric_limits::max)(), + dummy_status, std::move(progress), std::move(out), + decompress_)) { + if (error != Error::Canceled) { error = Error::Read; } + return false; + } + } + + // Log + if (logger_) { logger_(req, res); } + + return true; +} + +ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( + const std::string &boundary, const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + size_t cur_item = 0, cur_start = 0; + // cur_item and cur_start are copied to within the std::function and maintain + // state between successive calls + return [&, cur_item, cur_start](size_t offset, + DataSink &sink) mutable -> bool { + if (!offset && items.size()) { + sink.os << detail::serialize_multipart_formdata(items, boundary, false); + return true; + } else if (cur_item < provider_items.size()) { + if (!cur_start) { + const auto &begin = detail::serialize_multipart_formdata_item_begin( + provider_items[cur_item], boundary); + offset += begin.size(); + cur_start = offset; + sink.os << begin; + } + + DataSink cur_sink; + auto has_data = true; + cur_sink.write = sink.write; + cur_sink.done = [&]() { has_data = false; }; + + if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) + return false; + + if (!has_data) { + sink.os << detail::serialize_multipart_formdata_item_end(); + cur_item++; + cur_start = 0; + } + return true; + } else { + sink.os << detail::serialize_multipart_formdata_finish(boundary); + sink.done(); + return true; + } + }; +} + +bool +ClientImpl::process_socket(const Socket &socket, + std::function callback) { + return detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, std::move(callback)); +} + +bool ClientImpl::is_ssl() const { return false; } + +Result ClientImpl::Get(const std::string &path) { + return Get(path, Headers(), Progress()); +} + +Result ClientImpl::Get(const std::string &path, Progress progress) { + return Get(path, Headers(), std::move(progress)); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers) { + return Get(path, headers, Progress()); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers, + Progress progress) { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.progress = std::move(progress); + + return send_(std::move(req)); +} + +Result ClientImpl::Get(const std::string &path, + ContentReceiver content_receiver) { + return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); +} + +Result ClientImpl::Get(const std::string &path, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, Headers(), nullptr, std::move(content_receiver), + std::move(progress)); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver) { + return Get(path, headers, nullptr, std::move(content_receiver), nullptr); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, headers, nullptr, std::move(content_receiver), + std::move(progress)); +} + +Result ClientImpl::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), nullptr); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), nullptr); +} + +Result ClientImpl::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} + +Result ClientImpl::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.response_handler = std::move(response_handler); + req.content_receiver = + [content_receiver](const char *data, size_t data_length, + uint64_t /*offset*/, uint64_t /*total_length*/) { + return content_receiver(data, data_length); + }; + req.progress = std::move(progress); + + return send_(std::move(req)); +} + +Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress) { + if (params.empty()) { return Get(path, headers); } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, progress); +} + +Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, params, headers, nullptr, content_receiver, progress); +} + +Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + if (params.empty()) { + return Get(path, headers, response_handler, content_receiver, progress); + } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, response_handler, + content_receiver, progress); +} + +Result ClientImpl::Head(const std::string &path) { + return Head(path, Headers()); +} + +Result ClientImpl::Head(const std::string &path, + const Headers &headers) { + Request req; + req.method = "HEAD"; + req.headers = headers; + req.path = path; + + return send_(std::move(req)); +} + +Result ClientImpl::Post(const std::string &path) { + return Post(path, std::string(), std::string()); +} + +Result ClientImpl::Post(const std::string &path, + const Headers &headers) { + return Post(path, headers, nullptr, 0, std::string()); +} + +Result ClientImpl::Post(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Post(path, Headers(), body, content_length, content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type); +} + +Result ClientImpl::Post(const std::string &path, const std::string &body, + const std::string &content_type) { + return Post(path, Headers(), body, content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, + content_type); +} + +Result ClientImpl::Post(const std::string &path, const Params ¶ms) { + return Post(path, Headers(), params); +} + +Result ClientImpl::Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Post(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +Result ClientImpl::Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Post(path, Headers(), std::move(content_provider), content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + const Params ¶ms) { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded"); +} + +Result ClientImpl::Post(const std::string &path, + const MultipartFormDataItems &items) { + return Post(path, Headers(), items); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); +} + +Result ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; + } + + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); +} + +Result +ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "POST", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type); +} + +Result ClientImpl::Put(const std::string &path) { + return Put(path, std::string(), std::string()); +} + +Result ClientImpl::Put(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Put(path, Headers(), body, content_length, content_type); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type); +} + +Result ClientImpl::Put(const std::string &path, const std::string &body, + const std::string &content_type) { + return Put(path, Headers(), body, content_type); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, + content_type); +} + +Result ClientImpl::Put(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Put(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +Result ClientImpl::Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Put(path, Headers(), std::move(content_provider), content_type); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type); +} + +Result ClientImpl::Put(const std::string &path, const Params ¶ms) { + return Put(path, Headers(), params); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + const Params ¶ms) { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded"); +} + +Result ClientImpl::Put(const std::string &path, + const MultipartFormDataItems &items) { + return Put(path, Headers(), items); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); +} + +Result ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; + } + + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); +} + +Result +ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "PUT", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type); +} +Result ClientImpl::Patch(const std::string &path) { + return Patch(path, std::string(), std::string()); +} + +Result ClientImpl::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Patch(path, Headers(), body, content_length, content_type); +} + +Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, body, + content_length, nullptr, nullptr, + content_type); +} + +Result ClientImpl::Patch(const std::string &path, + const std::string &body, + const std::string &content_type) { + return Patch(path, Headers(), body, content_type); +} + +Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, body.data(), + body.size(), nullptr, nullptr, + content_type); +} + +Result ClientImpl::Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Patch(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +Result ClientImpl::Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Patch(path, Headers(), std::move(content_provider), content_type); +} + +Result ClientImpl::Patch(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type); +} + +Result ClientImpl::Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type); +} + +Result ClientImpl::Delete(const std::string &path) { + return Delete(path, Headers(), std::string(), std::string()); +} + +Result ClientImpl::Delete(const std::string &path, + const Headers &headers) { + return Delete(path, headers, std::string(), std::string()); +} + +Result ClientImpl::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Delete(path, Headers(), body, content_length, content_type); +} + +Result ClientImpl::Delete(const std::string &path, + const Headers &headers, const char *body, + size_t content_length, + const std::string &content_type) { + Request req; + req.method = "DELETE"; + req.headers = headers; + req.path = path; + + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } + req.body.assign(body, content_length); + + return send_(std::move(req)); +} + +Result ClientImpl::Delete(const std::string &path, + const std::string &body, + const std::string &content_type) { + return Delete(path, Headers(), body.data(), body.size(), content_type); +} + +Result ClientImpl::Delete(const std::string &path, + const Headers &headers, + const std::string &body, + const std::string &content_type) { + return Delete(path, headers, body.data(), body.size(), content_type); +} + +Result ClientImpl::Options(const std::string &path) { + return Options(path, Headers()); +} + +Result ClientImpl::Options(const std::string &path, + const Headers &headers) { + Request req; + req.method = "OPTIONS"; + req.headers = headers; + req.path = path; + + return send_(std::move(req)); +} + +void ClientImpl::stop() { + std::lock_guard guard(socket_mutex_); + + // If there is anything ongoing right now, the ONLY thread-safe thing we can + // do is to shutdown_socket, so that threads using this socket suddenly + // discover they can't read/write any more and error out. Everything else + // (closing the socket, shutting ssl down) is unsafe because these actions are + // not thread-safe. + if (socket_requests_in_flight_ > 0) { + shutdown_socket(socket_); + + // Aside from that, we set a flag for the socket to be closed when we're + // done. + socket_should_be_closed_when_request_is_done_ = true; + return; + } + + // Otherwise, still holding the mutex, we can shut everything down ourselves + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); +} + +std::string ClientImpl::host() const { return host_; } + +int ClientImpl::port() const { return port_; } + +size_t ClientImpl::is_socket_open() const { + std::lock_guard guard(socket_mutex_); + return socket_.is_open(); +} + +socket_t ClientImpl::socket() const { return socket_.sock; } + +void ClientImpl::set_connection_timeout(time_t sec, time_t usec) { + connection_timeout_sec_ = sec; + connection_timeout_usec_ = usec; +} + +void ClientImpl::set_read_timeout(time_t sec, time_t usec) { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; +} + +void ClientImpl::set_write_timeout(time_t sec, time_t usec) { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; +} + +void ClientImpl::set_basic_auth(const std::string &username, + const std::string &password) { + basic_auth_username_ = username; + basic_auth_password_ = password; +} + +void ClientImpl::set_bearer_token_auth(const std::string &token) { + bearer_token_auth_token_ = token; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void ClientImpl::set_digest_auth(const std::string &username, + const std::string &password) { + digest_auth_username_ = username; + digest_auth_password_ = password; +} +#endif + +void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } + +void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } + +void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } + +void +ClientImpl::set_hostname_addr_map(std::map addr_map) { + addr_map_ = std::move(addr_map); +} + +void ClientImpl::set_default_headers(Headers headers) { + default_headers_ = std::move(headers); +} + +void ClientImpl::set_header_writer( + std::function const &writer) { + header_writer_ = writer; +} + +void ClientImpl::set_address_family(int family) { + address_family_ = family; +} + +void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } + +void ClientImpl::set_socket_options(SocketOptions socket_options) { + socket_options_ = std::move(socket_options); +} + +void ClientImpl::set_compress(bool on) { compress_ = on; } + +void ClientImpl::set_decompress(bool on) { decompress_ = on; } + +void ClientImpl::set_interface(const std::string &intf) { + interface_ = intf; +} + +void ClientImpl::set_proxy(const std::string &host, int port) { + proxy_host_ = host; + proxy_port_ = port; +} + +void ClientImpl::set_proxy_basic_auth(const std::string &username, + const std::string &password) { + proxy_basic_auth_username_ = username; + proxy_basic_auth_password_ = password; +} + +void ClientImpl::set_proxy_bearer_token_auth(const std::string &token) { + proxy_bearer_token_auth_token_ = token; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void ClientImpl::set_proxy_digest_auth(const std::string &username, + const std::string &password) { + proxy_digest_auth_username_ = username; + proxy_digest_auth_password_ = password; +} + +void ClientImpl::set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path) { + ca_cert_file_path_ = ca_cert_file_path; + ca_cert_dir_path_ = ca_cert_dir_path; +} + +void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (ca_cert_store && ca_cert_store != ca_cert_store_) { + ca_cert_store_ = ca_cert_store; + } +} + +X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, + std::size_t size) { + auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); + if (!mem) return nullptr; + + auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); + if (!inf) { + BIO_free_all(mem); + return nullptr; + } + + auto cts = X509_STORE_new(); + if (cts) { + for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { + auto itmp = sk_X509_INFO_value(inf, i); + if (!itmp) { continue; } + + if (itmp->x509) { X509_STORE_add_cert(cts, itmp->x509); } + if (itmp->crl) { X509_STORE_add_crl(cts, itmp->crl); } + } + } + + sk_X509_INFO_pop_free(inf, X509_INFO_free); + BIO_free_all(mem); + return cts; +} + +void ClientImpl::enable_server_certificate_verification(bool enabled) { + server_certificate_verification_ = enabled; +} +#endif + +void ClientImpl::set_logger(Logger logger) { + logger_ = std::move(logger); +} + +/* + * SSL Implementation + */ +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +namespace detail { + +template +SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, + U SSL_connect_or_accept, V setup) { + SSL *ssl = nullptr; + { + std::lock_guard guard(ctx_mutex); + ssl = SSL_new(ctx); + } + + if (ssl) { + set_nonblocking(sock, true); + auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); + BIO_set_nbio(bio, 1); + SSL_set_bio(ssl, bio, bio); + + if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { + SSL_shutdown(ssl); + { + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); + } + set_nonblocking(sock, false); + return nullptr; + } + BIO_set_nbio(bio, 0); + set_nonblocking(sock, false); + } + + return ssl; +} + +void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, + bool shutdown_gracefully) { + // sometimes we may want to skip this to try to avoid SIGPIPE if we know + // the remote has closed the network connection + // Note that it is not always possible to avoid SIGPIPE, this is merely a + // best-efforts. + if (shutdown_gracefully) { SSL_shutdown(ssl); } + + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); +} + +template +bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL *ssl, + U ssl_connect_or_accept, + time_t timeout_sec, + time_t timeout_usec) { + auto res = 0; + while ((res = ssl_connect_or_accept(ssl)) != 1) { + auto err = SSL_get_error(ssl, res); + switch (err) { + case SSL_ERROR_WANT_READ: + if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + case SSL_ERROR_WANT_WRITE: + if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + default: break; + } + return false; + } + return true; +} + +template +bool process_server_socket_ssl( + const std::atomic &svr_sock, SSL *ssl, socket_t sock, + size_t keep_alive_max_count, time_t keep_alive_timeout_sec, + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool &connection_closed) { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); +} + +template +bool +process_client_socket_ssl(SSL *ssl, socket_t sock, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm); +} + +class SSLInit { +public: + SSLInit() { + OPENSSL_init_ssl( + OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); + } +}; + +// SSL socket stream implementation +SSLSocketStream::SSLSocketStream(socket_t sock, SSL *ssl, + time_t read_timeout_sec, + time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec) + : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec) { + SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); +} + +SSLSocketStream::~SSLSocketStream() {} + +bool SSLSocketStream::is_readable() const { + return detail::select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; +} + +bool SSLSocketStream::is_writable() const { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_); +} + +ssize_t SSLSocketStream::read(char *ptr, size_t size) { + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } else if (is_readable()) { + auto ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; +#ifdef _WIN32 + while (--n >= 0 && (err == SSL_ERROR_WANT_READ || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { +#else + while (--n >= 0 && err == SSL_ERROR_WANT_READ) { +#endif + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } else if (is_readable()) { + std::this_thread::sleep_for(std::chrono::milliseconds(1)); + ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } else { + return -1; + } + } + } + return ret; + } + return -1; +} + +ssize_t SSLSocketStream::write(const char *ptr, size_t size) { + if (is_writable()) { + auto handle_size = static_cast( + std::min(size, (std::numeric_limits::max)())); + + auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; +#ifdef _WIN32 + while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { +#else + while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { +#endif + if (is_writable()) { + std::this_thread::sleep_for(std::chrono::milliseconds(1)); + ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } else { + return -1; + } + } + } + return ret; + } + return -1; +} + +void SSLSocketStream::get_remote_ip_and_port(std::string &ip, + int &port) const { + detail::get_remote_ip_and_port(sock_, ip, port); +} + +void SSLSocketStream::get_local_ip_and_port(std::string &ip, + int &port) const { + detail::get_local_ip_and_port(sock_, ip, port); +} + +socket_t SSLSocketStream::socket() const { return sock_; } + +static SSLInit sslinit_; + +} // namespace detail + +// SSL HTTP server implementation +SSLServer::SSLServer(const char *cert_path, const char *private_key_path, + const char *client_ca_cert_file_path, + const char *client_ca_cert_dir_path, + const char *private_key_password) { + ctx_ = SSL_CTX_new(TLS_server_method()); + + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); + + // add default password callback before opening encrypted private key + if (private_key_password != nullptr && (private_key_password[0] != '\0')) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, + reinterpret_cast(const_cast(private_key_password))); + } + + if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != + 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { + SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, + client_ca_cert_dir_path); + + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); + } + } +} + +SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store) { + ctx_ = SSL_CTX_new(TLS_server_method()); + + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); + + if (SSL_CTX_use_certificate(ctx_, cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } else if (client_ca_cert_store) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); + } + } +} + +SSLServer::SSLServer( + const std::function &setup_ssl_ctx_callback) { + ctx_ = SSL_CTX_new(TLS_method()); + if (ctx_) { + if (!setup_ssl_ctx_callback(*ctx_)) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } +} + +SSLServer::~SSLServer() { + if (ctx_) { SSL_CTX_free(ctx_); } +} + +bool SSLServer::is_valid() const { return ctx_; } + +SSL_CTX *SSLServer::ssl_context() const { return ctx_; } + +bool SSLServer::process_and_close_socket(socket_t sock) { + auto ssl = detail::ssl_new( + sock, ctx_, ctx_mutex_, + [&](SSL *ssl2) { + return detail::ssl_connect_or_accept_nonblocking( + sock, ssl2, SSL_accept, read_timeout_sec_, read_timeout_usec_); + }, + [](SSL * /*ssl2*/) { return true; }); + + auto ret = false; + if (ssl) { + ret = detail::process_server_socket_ssl( + svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [this, ssl](Stream &strm, bool close_connection, + bool &connection_closed) { + return process_request(strm, close_connection, connection_closed, + [&](Request &req) { req.ssl = ssl; }); + }); + + // Shutdown gracefully if the result seemed successful, non-gracefully if + // the connection appeared to be closed. + const bool shutdown_gracefully = ret; + detail::ssl_delete(ctx_mutex_, ssl, shutdown_gracefully); + } + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; +} + +// SSL HTTP client implementation +SSLClient::SSLClient(const std::string &host) + : SSLClient(host, 443, std::string(), std::string()) {} + +SSLClient::SSLClient(const std::string &host, int port) + : SSLClient(host, port, std::string(), std::string()) {} + +SSLClient::SSLClient(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path) + : ClientImpl(host, port, client_cert_path, client_key_path) { + ctx_ = SSL_CTX_new(TLS_client_method()); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char *b, const char *e) { + host_components_.emplace_back(std::string(b, e)); + }); + + if (!client_cert_path.empty() && !client_key_path.empty()) { + if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), + SSL_FILETYPE_PEM) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), + SSL_FILETYPE_PEM) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } +} + +SSLClient::SSLClient(const std::string &host, int port, + X509 *client_cert, EVP_PKEY *client_key) + : ClientImpl(host, port) { + ctx_ = SSL_CTX_new(TLS_client_method()); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char *b, const char *e) { + host_components_.emplace_back(std::string(b, e)); + }); + + if (client_cert != nullptr && client_key != nullptr) { + if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } +} + +SSLClient::~SSLClient() { + if (ctx_) { SSL_CTX_free(ctx_); } + // Make sure to shut down SSL since shutdown_ssl will resolve to the + // base function rather than the derived function once we get to the + // base class destructor, and won't free the SSL (causing a leak). + shutdown_ssl_impl(socket_, true); +} + +bool SSLClient::is_valid() const { return ctx_; } + +void SSLClient::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (ca_cert_store) { + if (ctx_) { + if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { + // Free memory allocated for old cert and use new store `ca_cert_store` + SSL_CTX_set_cert_store(ctx_, ca_cert_store); + } + } else { + X509_STORE_free(ca_cert_store); + } + } +} + +void SSLClient::load_ca_cert_store(const char *ca_cert, + std::size_t size) { + set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); +} + +long SSLClient::get_openssl_verify_result() const { + return verify_result_; +} + +SSL_CTX *SSLClient::ssl_context() const { return ctx_; } + +bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { + return is_valid() && ClientImpl::create_and_connect_socket(socket, error); +} + +// Assumes that socket_mutex_ is locked and that there are no requests in flight +bool SSLClient::connect_with_proxy(Socket &socket, Response &res, + bool &success, Error &error) { + success = true; + Response proxy_res; + if (!detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { + Request req2; + req2.method = "CONNECT"; + req2.path = host_and_port_; + return process_request(strm, req2, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are no + // requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; + } + + if (proxy_res.status == 407) { + if (!proxy_digest_auth_username_.empty() && + !proxy_digest_auth_password_.empty()) { + std::map auth; + if (detail::parse_www_authenticate(proxy_res, auth, true)) { + proxy_res = Response(); + if (!detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { + Request req3; + req3.method = "CONNECT"; + req3.path = host_and_port_; + req3.headers.insert(detail::make_digest_authentication_header( + req3, auth, 1, detail::random_string(10), + proxy_digest_auth_username_, proxy_digest_auth_password_, + true)); + return process_request(strm, req3, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; + } + } + } + } + + // If status code is not 200, proxy request is failed. + // Set error to ProxyConnection and return proxy response + // as the response of the request + if (proxy_res.status != 200) { + error = Error::ProxyConnection; + res = std::move(proxy_res); + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + return false; + } + + return true; +} + +bool SSLClient::load_certs() { + auto ret = true; + + std::call_once(initialize_cert_, [&]() { + std::lock_guard guard(ctx_mutex_); + if (!ca_cert_file_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), + nullptr)) { + ret = false; + } + } else if (!ca_cert_dir_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, nullptr, + ca_cert_dir_path_.c_str())) { + ret = false; + } + } else { + auto loaded = false; +#ifdef _WIN32 + loaded = + detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); +#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) +#if TARGET_OS_OSX + loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); +#endif // TARGET_OS_OSX +#endif // _WIN32 + if (!loaded) { SSL_CTX_set_default_verify_paths(ctx_); } + } + }); + + return ret; +} + +bool SSLClient::initialize_ssl(Socket &socket, Error &error) { + auto ssl = detail::ssl_new( + socket.sock, ctx_, ctx_mutex_, + [&](SSL *ssl2) { + if (server_certificate_verification_) { + if (!load_certs()) { + error = Error::SSLLoadingCerts; + return false; + } + SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); + } + + if (!detail::ssl_connect_or_accept_nonblocking( + socket.sock, ssl2, SSL_connect, connection_timeout_sec_, + connection_timeout_usec_)) { + error = Error::SSLConnection; + return false; + } + + if (server_certificate_verification_) { + verify_result_ = SSL_get_verify_result(ssl2); + + if (verify_result_ != X509_V_OK) { + error = Error::SSLServerVerification; + return false; + } + + auto server_cert = SSL_get1_peer_certificate(ssl2); + + if (server_cert == nullptr) { + error = Error::SSLServerVerification; + return false; + } + + if (!verify_host(server_cert)) { + X509_free(server_cert); + error = Error::SSLServerVerification; + return false; + } + X509_free(server_cert); + } + + return true; + }, + [&](SSL *ssl2) { + // NOTE: With -Wold-style-cast, this can produce a warning, since + // SSL_set_tlsext_host_name is a macro (in OpenSSL), which contains + // an old style cast. Short of doing compiler specific pragma's + // here, we can't get rid of this warning. :'( + SSL_set_tlsext_host_name(ssl2, host_.c_str()); + return true; + }); + + if (ssl) { + socket.ssl = ssl; + return true; + } + + shutdown_socket(socket); + close_socket(socket); + return false; +} + +void SSLClient::shutdown_ssl(Socket &socket, bool shutdown_gracefully) { + shutdown_ssl_impl(socket, shutdown_gracefully); +} + +void SSLClient::shutdown_ssl_impl(Socket &socket, + bool shutdown_gracefully) { + if (socket.sock == INVALID_SOCKET) { + assert(socket.ssl == nullptr); + return; + } + if (socket.ssl) { + detail::ssl_delete(ctx_mutex_, socket.ssl, shutdown_gracefully); + socket.ssl = nullptr; + } + assert(socket.ssl == nullptr); +} + +bool +SSLClient::process_socket(const Socket &socket, + std::function callback) { + assert(socket.ssl); + return detail::process_client_socket_ssl( + socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, std::move(callback)); +} + +bool SSLClient::is_ssl() const { return true; } + +bool SSLClient::verify_host(X509 *server_cert) const { + /* Quote from RFC2818 section 3.1 "Server Identity" + + If a subjectAltName extension of type dNSName is present, that MUST + be used as the identity. Otherwise, the (most specific) Common Name + field in the Subject field of the certificate MUST be used. Although + the use of the Common Name is existing practice, it is deprecated and + Certification Authorities are encouraged to use the dNSName instead. + + Matching is performed using the matching rules specified by + [RFC2459]. If more than one identity of a given type is present in + the certificate (e.g., more than one dNSName name, a match in any one + of the set is considered acceptable.) Names may contain the wildcard + character * which is considered to match any single domain name + component or component fragment. E.g., *.a.com matches foo.a.com but + not bar.foo.a.com. f*.com matches foo.com but not bar.com. + + In some cases, the URI is specified as an IP address rather than a + hostname. In this case, the iPAddress subjectAltName must be present + in the certificate and must exactly match the IP in the URI. + + */ + return verify_host_with_subject_alt_name(server_cert) || + verify_host_with_common_name(server_cert); +} + +bool +SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { + auto ret = false; + + auto type = GEN_DNS; + + struct in6_addr addr6; + struct in_addr addr; + size_t addr_len = 0; + +#ifndef __MINGW32__ + if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { + type = GEN_IPADD; + addr_len = sizeof(struct in6_addr); + } else if (inet_pton(AF_INET, host_.c_str(), &addr)) { + type = GEN_IPADD; + addr_len = sizeof(struct in_addr); + } +#endif + + auto alt_names = static_cast( + X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); + + if (alt_names) { + auto dsn_matched = false; + auto ip_matched = false; + + auto count = sk_GENERAL_NAME_num(alt_names); + + for (decltype(count) i = 0; i < count && !dsn_matched; i++) { + auto val = sk_GENERAL_NAME_value(alt_names, i); + if (val->type == type) { + auto name = + reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); + auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); + + switch (type) { + case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; + + case GEN_IPADD: + if (!memcmp(&addr6, name, addr_len) || + !memcmp(&addr, name, addr_len)) { + ip_matched = true; + } + break; + } + } + } + + if (dsn_matched || ip_matched) { ret = true; } + } + + GENERAL_NAMES_free(const_cast( + reinterpret_cast(alt_names))); + return ret; +} + +bool SSLClient::verify_host_with_common_name(X509 *server_cert) const { + const auto subject_name = X509_get_subject_name(server_cert); + + if (subject_name != nullptr) { + char name[BUFSIZ]; + auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, + name, sizeof(name)); + + if (name_len != -1) { + return check_host_name(name, static_cast(name_len)); + } + } + + return false; +} + +bool SSLClient::check_host_name(const char *pattern, + size_t pattern_len) const { + if (host_.size() == pattern_len && host_ == pattern) { return true; } + + // Wildcard match + // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 + std::vector pattern_components; + detail::split(&pattern[0], &pattern[pattern_len], '.', + [&](const char *b, const char *e) { + pattern_components.emplace_back(std::string(b, e)); + }); + + if (host_components_.size() != pattern_components.size()) { return false; } + + auto itr = pattern_components.begin(); + for (const auto &h : host_components_) { + auto &p = *itr; + if (p != h && p != "*") { + auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && + !p.compare(0, p.size() - 1, h)); + if (!partial_match) { return false; } + } + ++itr; + } + + return true; +} +#endif + +// Universal client implementation +Client::Client(const std::string &scheme_host_port) + : Client(scheme_host_port, std::string(), std::string()) {} + +Client::Client(const std::string &scheme_host_port, + const std::string &client_cert_path, + const std::string &client_key_path) { + const static std::regex re( + R"((?:([a-z]+):\/\/)?(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + + std::smatch m; + if (std::regex_match(scheme_host_port, m, re)) { + auto scheme = m[1].str(); + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (!scheme.empty() && (scheme != "http" && scheme != "https")) { +#else + if (!scheme.empty() && scheme != "http") { +#endif +#ifndef CPPHTTPLIB_NO_EXCEPTIONS + std::string msg = "'" + scheme + "' scheme is not supported."; + throw std::invalid_argument(msg); +#endif + return; + } + + auto is_ssl = scheme == "https"; + + auto host = m[2].str(); + if (host.empty()) { host = m[3].str(); } + + auto port_str = m[4].str(); + auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); + + if (is_ssl) { +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); + is_ssl_ = is_ssl; +#endif + } else { + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); + } + } else { + cli_ = detail::make_unique(scheme_host_port, 80, + client_cert_path, client_key_path); + } +} + +Client::Client(const std::string &host, int port) + : cli_(detail::make_unique(host, port)) {} + +Client::Client(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path) + : cli_(detail::make_unique(host, port, client_cert_path, + client_key_path)) {} + +Client::~Client() {} + +bool Client::is_valid() const { + return cli_ != nullptr && cli_->is_valid(); +} + +Result Client::Get(const std::string &path) { return cli_->Get(path); } +Result Client::Get(const std::string &path, const Headers &headers) { + return cli_->Get(path, headers); +} +Result Client::Get(const std::string &path, Progress progress) { + return cli_->Get(path, std::move(progress)); +} +Result Client::Get(const std::string &path, const Headers &headers, + Progress progress) { + return cli_->Get(path, headers, std::move(progress)); +} +Result Client::Get(const std::string &path, + ContentReceiver content_receiver) { + return cli_->Get(path, std::move(content_receiver)); +} +Result Client::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver) { + return cli_->Get(path, headers, std::move(content_receiver)); +} +Result Client::Get(const std::string &path, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, std::move(content_receiver), std::move(progress)); +} +Result Client::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, headers, std::move(content_receiver), + std::move(progress)); +} +Result Client::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver)); +} +Result Client::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver)); +} +Result Client::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} +Result Client::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} +Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress) { + return cli_->Get(path, params, headers, progress); +} +Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, params, headers, content_receiver, progress); +} +Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, params, headers, response_handler, content_receiver, + progress); +} + +Result Client::Head(const std::string &path) { return cli_->Head(path); } +Result Client::Head(const std::string &path, const Headers &headers) { + return cli_->Head(path, headers); +} + +Result Client::Post(const std::string &path) { return cli_->Post(path); } +Result Client::Post(const std::string &path, const Headers &headers) { + return cli_->Post(path, headers); +} +Result Client::Post(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Post(path, body, content_length, content_type); +} +Result Client::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Post(path, headers, body, content_length, content_type); +} +Result Client::Post(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Post(path, body, content_type); +} +Result Client::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Post(path, headers, body, content_type); +} +Result Client::Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Post(path, content_length, std::move(content_provider), + content_type); +} +Result Client::Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Post(path, std::move(content_provider), content_type); +} +Result Client::Post(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Post(path, headers, content_length, std::move(content_provider), + content_type); +} +Result Client::Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Post(path, headers, std::move(content_provider), content_type); +} +Result Client::Post(const std::string &path, const Params ¶ms) { + return cli_->Post(path, params); +} +Result Client::Post(const std::string &path, const Headers &headers, + const Params ¶ms) { + return cli_->Post(path, headers, params); +} +Result Client::Post(const std::string &path, + const MultipartFormDataItems &items) { + return cli_->Post(path, items); +} +Result Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + return cli_->Post(path, headers, items); +} +Result Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + return cli_->Post(path, headers, items, boundary); +} +Result +Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + return cli_->Post(path, headers, items, provider_items); +} +Result Client::Put(const std::string &path) { return cli_->Put(path); } +Result Client::Put(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Put(path, body, content_length, content_type); +} +Result Client::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Put(path, headers, body, content_length, content_type); +} +Result Client::Put(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Put(path, body, content_type); +} +Result Client::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Put(path, headers, body, content_type); +} +Result Client::Put(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Put(path, content_length, std::move(content_provider), + content_type); +} +Result Client::Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Put(path, std::move(content_provider), content_type); +} +Result Client::Put(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Put(path, headers, content_length, std::move(content_provider), + content_type); +} +Result Client::Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Put(path, headers, std::move(content_provider), content_type); +} +Result Client::Put(const std::string &path, const Params ¶ms) { + return cli_->Put(path, params); +} +Result Client::Put(const std::string &path, const Headers &headers, + const Params ¶ms) { + return cli_->Put(path, headers, params); +} +Result Client::Put(const std::string &path, + const MultipartFormDataItems &items) { + return cli_->Put(path, items); +} +Result Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + return cli_->Put(path, headers, items); +} +Result Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + return cli_->Put(path, headers, items, boundary); +} +Result +Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + return cli_->Put(path, headers, items, provider_items); +} +Result Client::Patch(const std::string &path) { + return cli_->Patch(path); +} +Result Client::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Patch(path, body, content_length, content_type); +} +Result Client::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Patch(path, headers, body, content_length, content_type); +} +Result Client::Patch(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Patch(path, body, content_type); +} +Result Client::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Patch(path, headers, body, content_type); +} +Result Client::Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Patch(path, content_length, std::move(content_provider), + content_type); +} +Result Client::Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Patch(path, std::move(content_provider), content_type); +} +Result Client::Patch(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Patch(path, headers, content_length, std::move(content_provider), + content_type); +} +Result Client::Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Patch(path, headers, std::move(content_provider), content_type); +} +Result Client::Delete(const std::string &path) { + return cli_->Delete(path); +} +Result Client::Delete(const std::string &path, const Headers &headers) { + return cli_->Delete(path, headers); +} +Result Client::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Delete(path, body, content_length, content_type); +} +Result Client::Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Delete(path, headers, body, content_length, content_type); +} +Result Client::Delete(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Delete(path, body, content_type); +} +Result Client::Delete(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Delete(path, headers, body, content_type); +} +Result Client::Options(const std::string &path) { + return cli_->Options(path); +} +Result Client::Options(const std::string &path, const Headers &headers) { + return cli_->Options(path, headers); +} + +bool Client::send(Request &req, Response &res, Error &error) { + return cli_->send(req, res, error); +} + +Result Client::send(const Request &req) { return cli_->send(req); } + +void Client::stop() { cli_->stop(); } + +std::string Client::host() const { return cli_->host(); } + +int Client::port() const { return cli_->port(); } + +size_t Client::is_socket_open() const { return cli_->is_socket_open(); } + +socket_t Client::socket() const { return cli_->socket(); } + +void +Client::set_hostname_addr_map(std::map addr_map) { + cli_->set_hostname_addr_map(std::move(addr_map)); +} + +void Client::set_default_headers(Headers headers) { + cli_->set_default_headers(std::move(headers)); +} + +void Client::set_header_writer( + std::function const &writer) { + cli_->set_header_writer(writer); +} + +void Client::set_address_family(int family) { + cli_->set_address_family(family); +} + +void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } + +void Client::set_socket_options(SocketOptions socket_options) { + cli_->set_socket_options(std::move(socket_options)); +} + +void Client::set_connection_timeout(time_t sec, time_t usec) { + cli_->set_connection_timeout(sec, usec); +} + +void Client::set_read_timeout(time_t sec, time_t usec) { + cli_->set_read_timeout(sec, usec); +} + +void Client::set_write_timeout(time_t sec, time_t usec) { + cli_->set_write_timeout(sec, usec); +} + +void Client::set_basic_auth(const std::string &username, + const std::string &password) { + cli_->set_basic_auth(username, password); +} +void Client::set_bearer_token_auth(const std::string &token) { + cli_->set_bearer_token_auth(token); +} +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void Client::set_digest_auth(const std::string &username, + const std::string &password) { + cli_->set_digest_auth(username, password); +} +#endif + +void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } +void Client::set_follow_location(bool on) { + cli_->set_follow_location(on); +} + +void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } + +void Client::set_compress(bool on) { cli_->set_compress(on); } + +void Client::set_decompress(bool on) { cli_->set_decompress(on); } + +void Client::set_interface(const std::string &intf) { + cli_->set_interface(intf); +} + +void Client::set_proxy(const std::string &host, int port) { + cli_->set_proxy(host, port); +} +void Client::set_proxy_basic_auth(const std::string &username, + const std::string &password) { + cli_->set_proxy_basic_auth(username, password); +} +void Client::set_proxy_bearer_token_auth(const std::string &token) { + cli_->set_proxy_bearer_token_auth(token); +} +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void Client::set_proxy_digest_auth(const std::string &username, + const std::string &password) { + cli_->set_proxy_digest_auth(username, password); +} +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void Client::enable_server_certificate_verification(bool enabled) { + cli_->enable_server_certificate_verification(enabled); +} +#endif + +void Client::set_logger(Logger logger) { + cli_->set_logger(std::move(logger)); +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +void Client::set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path) { + cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); +} + +void Client::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (is_ssl_) { + static_cast(*cli_).set_ca_cert_store(ca_cert_store); + } else { + cli_->set_ca_cert_store(ca_cert_store); + } +} + +void Client::load_ca_cert_store(const char *ca_cert, std::size_t size) { + set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); +} + +long Client::get_openssl_verify_result() const { + if (is_ssl_) { + return static_cast(*cli_).get_openssl_verify_result(); + } + return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? +} + +SSL_CTX *Client::ssl_context() const { + if (is_ssl_) { return static_cast(*cli_).ssl_context(); } + return nullptr; +} +#endif + +} // namespace httplib diff --git a/src/3rdparty/httplib.h b/src/3rdparty/httplib.h new file mode 100644 index 0000000..abf91f5 --- /dev/null +++ b/src/3rdparty/httplib.h @@ -0,0 +1,2187 @@ +// +// httplib.h +// +// Copyright (c) 2023 Yuji Hirose. All rights reserved. +// MIT License +// + +#ifndef CPPHTTPLIB_HTTPLIB_H +#define CPPHTTPLIB_HTTPLIB_H + +#define CPPHTTPLIB_VERSION "0.14.1" + +/* + * Configuration + */ + +#ifndef CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND +#define CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_KEEPALIVE_MAX_COUNT +#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 5 +#endif + +#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND +#define CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND 300 +#endif + +#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND +#define CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_READ_TIMEOUT_SECOND +#define CPPHTTPLIB_READ_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_READ_TIMEOUT_USECOND +#define CPPHTTPLIB_READ_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_WRITE_TIMEOUT_SECOND +#define CPPHTTPLIB_WRITE_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_WRITE_TIMEOUT_USECOND +#define CPPHTTPLIB_WRITE_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_IDLE_INTERVAL_SECOND +#define CPPHTTPLIB_IDLE_INTERVAL_SECOND 0 +#endif + +#ifndef CPPHTTPLIB_IDLE_INTERVAL_USECOND +#ifdef _WIN32 +#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 10000 +#else +#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 0 +#endif +#endif + +#ifndef CPPHTTPLIB_REQUEST_URI_MAX_LENGTH +#define CPPHTTPLIB_REQUEST_URI_MAX_LENGTH 8192 +#endif + +#ifndef CPPHTTPLIB_HEADER_MAX_LENGTH +#define CPPHTTPLIB_HEADER_MAX_LENGTH 8192 +#endif + +#ifndef CPPHTTPLIB_REDIRECT_MAX_COUNT +#define CPPHTTPLIB_REDIRECT_MAX_COUNT 20 +#endif + +#ifndef CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT +#define CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT 1024 +#endif + +#ifndef CPPHTTPLIB_PAYLOAD_MAX_LENGTH +#define CPPHTTPLIB_PAYLOAD_MAX_LENGTH ((std::numeric_limits::max)()) +#endif + +#ifndef CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH +#define CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH 8192 +#endif + +#ifndef CPPHTTPLIB_TCP_NODELAY +#define CPPHTTPLIB_TCP_NODELAY false +#endif + +#ifndef CPPHTTPLIB_RECV_BUFSIZ +#define CPPHTTPLIB_RECV_BUFSIZ size_t(4096u) +#endif + +#ifndef CPPHTTPLIB_COMPRESSION_BUFSIZ +#define CPPHTTPLIB_COMPRESSION_BUFSIZ size_t(16384u) +#endif + +#ifndef CPPHTTPLIB_THREAD_POOL_COUNT +#define CPPHTTPLIB_THREAD_POOL_COUNT \ + ((std::max)(8u, std::thread::hardware_concurrency() > 0 \ + ? std::thread::hardware_concurrency() - 1 \ + : 0)) +#endif + +#ifndef CPPHTTPLIB_RECV_FLAGS +#define CPPHTTPLIB_RECV_FLAGS 0 +#endif + +#ifndef CPPHTTPLIB_SEND_FLAGS +#define CPPHTTPLIB_SEND_FLAGS 0 +#endif + +#ifndef CPPHTTPLIB_LISTEN_BACKLOG +#define CPPHTTPLIB_LISTEN_BACKLOG 5 +#endif + +/* + * Headers + */ + +#ifdef _WIN32 +#ifndef _CRT_SECURE_NO_WARNINGS +#define _CRT_SECURE_NO_WARNINGS +#endif //_CRT_SECURE_NO_WARNINGS + +#ifndef _CRT_NONSTDC_NO_DEPRECATE +#define _CRT_NONSTDC_NO_DEPRECATE +#endif //_CRT_NONSTDC_NO_DEPRECATE + +#if defined(_MSC_VER) +#if _MSC_VER < 1900 +#error Sorry, Visual Studio versions prior to 2015 are not supported +#endif + +#pragma comment(lib, "ws2_32.lib") + +#ifdef _WIN64 +using ssize_t = __int64; +#else +using ssize_t = long; +#endif +#endif // _MSC_VER + +#ifndef S_ISREG +#define S_ISREG(m) (((m)&S_IFREG) == S_IFREG) +#endif // S_ISREG + +#ifndef S_ISDIR +#define S_ISDIR(m) (((m)&S_IFDIR) == S_IFDIR) +#endif // S_ISDIR + +#ifndef NOMINMAX +#define NOMINMAX +#endif // NOMINMAX + +#include +#include +#include + +#ifndef WSA_FLAG_NO_HANDLE_INHERIT +#define WSA_FLAG_NO_HANDLE_INHERIT 0x80 +#endif + +#ifndef strcasecmp +#define strcasecmp _stricmp +#endif // strcasecmp + +using socket_t = SOCKET; +#ifdef CPPHTTPLIB_USE_POLL +#define poll(fds, nfds, timeout) WSAPoll(fds, nfds, timeout) +#endif + +#else // not _WIN32 + +#include +#if !defined(_AIX) && !defined(__MVS__) +#include +#endif +#ifdef __MVS__ +#include +#ifndef NI_MAXHOST +#define NI_MAXHOST 1025 +#endif +#endif +#include +#include +#include +#ifdef __linux__ +#include +#endif +#include +#ifdef CPPHTTPLIB_USE_POLL +#include +#endif +#include +#include +#include +#include +#include +#include +#include + +using socket_t = int; +#ifndef INVALID_SOCKET +#define INVALID_SOCKET (-1) +#endif +#endif //_WIN32 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +#ifdef _WIN32 +#include + +// these are defined in wincrypt.h and it breaks compilation if BoringSSL is +// used +#undef X509_NAME +#undef X509_CERT_PAIR +#undef X509_EXTENSIONS +#undef PKCS7_SIGNER_INFO + +#ifdef _MSC_VER +#pragma comment(lib, "crypt32.lib") +#pragma comment(lib, "cryptui.lib") +#endif +#elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) +#include +#if TARGET_OS_OSX +#include +#include +#endif // TARGET_OS_OSX +#endif // _WIN32 + +#include +#include +#include +#include + +#if defined(_WIN32) && defined(OPENSSL_USE_APPLINK) +#include +#endif + +#include +#include + +#if OPENSSL_VERSION_NUMBER < 0x1010100fL +#error Sorry, OpenSSL versions prior to 1.1.1 are not supported +#elif OPENSSL_VERSION_NUMBER < 0x30000000L +#define SSL_get1_peer_certificate SSL_get_peer_certificate +#endif + +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT +#include +#endif + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT +#include +#include +#endif + +/* + * Declaration + */ +namespace httplib { + +namespace detail { + +/* + * Backport std::make_unique from C++14. + * + * NOTE: This code came up with the following stackoverflow post: + * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique + * + */ + +template +typename std::enable_if::value, std::unique_ptr>::type +make_unique(Args &&...args) { + return std::unique_ptr(new T(std::forward(args)...)); +} + +template +typename std::enable_if::value, std::unique_ptr>::type +make_unique(std::size_t n) { + typedef typename std::remove_extent::type RT; + return std::unique_ptr(new RT[n]); +} + +struct ci { + bool operator()(const std::string &s1, const std::string &s2) const { + return std::lexicographical_compare(s1.begin(), s1.end(), s2.begin(), + s2.end(), + [](unsigned char c1, unsigned char c2) { + return ::tolower(c1) < ::tolower(c2); + }); + } +}; + +// This is based on +// "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". + +struct scope_exit { + explicit scope_exit(std::function &&f) + : exit_function(std::move(f)), execute_on_destruction{true} {} + + scope_exit(scope_exit &&rhs) + : exit_function(std::move(rhs.exit_function)), + execute_on_destruction{rhs.execute_on_destruction} { + rhs.release(); + } + + ~scope_exit() { + if (execute_on_destruction) { this->exit_function(); } + } + + void release() { this->execute_on_destruction = false; } + +private: + scope_exit(const scope_exit &) = delete; + void operator=(const scope_exit &) = delete; + scope_exit &operator=(scope_exit &&) = delete; + + std::function exit_function; + bool execute_on_destruction; +}; + +} // namespace detail + +using Headers = std::multimap; + +using Params = std::multimap; +using Match = std::smatch; + +using Progress = std::function; + +struct Response; +using ResponseHandler = std::function; + +struct MultipartFormData { + std::string name; + std::string content; + std::string filename; + std::string content_type; +}; +using MultipartFormDataItems = std::vector; +using MultipartFormDataMap = std::multimap; + +class DataSink { +public: + DataSink() : os(&sb_), sb_(*this) {} + + DataSink(const DataSink &) = delete; + DataSink &operator=(const DataSink &) = delete; + DataSink(DataSink &&) = delete; + DataSink &operator=(DataSink &&) = delete; + + std::function write; + std::function done; + std::function done_with_trailer; + std::ostream os; + +private: + class data_sink_streambuf : public std::streambuf { + public: + explicit data_sink_streambuf(DataSink &sink) : sink_(sink) {} + + protected: + std::streamsize xsputn(const char *s, std::streamsize n) { + sink_.write(s, static_cast(n)); + return n; + } + + private: + DataSink &sink_; + }; + + data_sink_streambuf sb_; +}; + +using ContentProvider = + std::function; + +using ContentProviderWithoutLength = + std::function; + +using ContentProviderResourceReleaser = std::function; + +struct MultipartFormDataProvider { + std::string name; + ContentProviderWithoutLength provider; + std::string filename; + std::string content_type; +}; +using MultipartFormDataProviderItems = std::vector; + +using ContentReceiverWithProgress = + std::function; + +using ContentReceiver = + std::function; + +using MultipartContentHeader = + std::function; + +class ContentReader { +public: + using Reader = std::function; + using MultipartReader = std::function; + + ContentReader(Reader reader, MultipartReader multipart_reader) + : reader_(std::move(reader)), + multipart_reader_(std::move(multipart_reader)) {} + + bool operator()(MultipartContentHeader header, + ContentReceiver receiver) const { + return multipart_reader_(std::move(header), std::move(receiver)); + } + + bool operator()(ContentReceiver receiver) const { + return reader_(std::move(receiver)); + } + + Reader reader_; + MultipartReader multipart_reader_; +}; + +using Range = std::pair; +using Ranges = std::vector; + +struct Request { + std::string method; + std::string path; + Headers headers; + std::string body; + + std::string remote_addr; + int remote_port = -1; + std::string local_addr; + int local_port = -1; + + // for server + std::string version; + std::string target; + Params params; + MultipartFormDataMap files; + Ranges ranges; + Match matches; + std::unordered_map path_params; + + // for client + ResponseHandler response_handler; + ContentReceiverWithProgress content_receiver; + Progress progress; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + const SSL *ssl = nullptr; +#endif + + bool has_header(const std::string &key) const; + std::string get_header_value(const std::string &key, size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, size_t id = 0) const; + size_t get_header_value_count(const std::string &key) const; + void set_header(const std::string &key, const std::string &val); + + bool has_param(const std::string &key) const; + std::string get_param_value(const std::string &key, size_t id = 0) const; + size_t get_param_value_count(const std::string &key) const; + + bool is_multipart_form_data() const; + + bool has_file(const std::string &key) const; + MultipartFormData get_file_value(const std::string &key) const; + std::vector get_file_values(const std::string &key) const; + + // private members... + size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; + size_t content_length_ = 0; + ContentProvider content_provider_; + bool is_chunked_content_provider_ = false; + size_t authorization_count_ = 0; +}; + +struct Response { + std::string version; + int status = -1; + std::string reason; + Headers headers; + std::string body; + std::string location; // Redirect location + + bool has_header(const std::string &key) const; + std::string get_header_value(const std::string &key, size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, size_t id = 0) const; + size_t get_header_value_count(const std::string &key) const; + void set_header(const std::string &key, const std::string &val); + + void set_redirect(const std::string &url, int status = 302); + void set_content(const char *s, size_t n, const std::string &content_type); + void set_content(const std::string &s, const std::string &content_type); + + void set_content_provider( + size_t length, const std::string &content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_chunked_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + Response() = default; + Response(const Response &) = default; + Response &operator=(const Response &) = default; + Response(Response &&) = default; + Response &operator=(Response &&) = default; + ~Response() { + if (content_provider_resource_releaser_) { + content_provider_resource_releaser_(content_provider_success_); + } + } + + // private members... + size_t content_length_ = 0; + ContentProvider content_provider_; + ContentProviderResourceReleaser content_provider_resource_releaser_; + bool is_chunked_content_provider_ = false; + bool content_provider_success_ = false; +}; + +class Stream { +public: + virtual ~Stream() = default; + + virtual bool is_readable() const = 0; + virtual bool is_writable() const = 0; + + virtual ssize_t read(char *ptr, size_t size) = 0; + virtual ssize_t write(const char *ptr, size_t size) = 0; + virtual void get_remote_ip_and_port(std::string &ip, int &port) const = 0; + virtual void get_local_ip_and_port(std::string &ip, int &port) const = 0; + virtual socket_t socket() const = 0; + + template + ssize_t write_format(const char *fmt, const Args &...args); + ssize_t write(const char *ptr); + ssize_t write(const std::string &s); +}; + +class TaskQueue { +public: + TaskQueue() = default; + virtual ~TaskQueue() = default; + + virtual void enqueue(std::function fn) = 0; + virtual void shutdown() = 0; + + virtual void on_idle() {} +}; + +class ThreadPool : public TaskQueue { +public: + explicit ThreadPool(size_t n) : shutdown_(false) { + while (n) { + threads_.emplace_back(worker(*this)); + n--; + } + } + + ThreadPool(const ThreadPool &) = delete; + ~ThreadPool() override = default; + + void enqueue(std::function fn) override { + { + std::unique_lock lock(mutex_); + jobs_.push_back(std::move(fn)); + } + + cond_.notify_one(); + } + + void shutdown() override { + // Stop all worker threads... + { + std::unique_lock lock(mutex_); + shutdown_ = true; + } + + cond_.notify_all(); + + // Join... + for (auto &t : threads_) { + t.join(); + } + } + +private: + struct worker { + explicit worker(ThreadPool &pool) : pool_(pool) {} + + void operator()() { + for (;;) { + std::function fn; + { + std::unique_lock lock(pool_.mutex_); + + pool_.cond_.wait( + lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); + + if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } + + fn = std::move(pool_.jobs_.front()); + pool_.jobs_.pop_front(); + } + + assert(true == static_cast(fn)); + fn(); + } + } + + ThreadPool &pool_; + }; + friend struct worker; + + std::vector threads_; + std::list> jobs_; + + bool shutdown_; + + std::condition_variable cond_; + std::mutex mutex_; +}; + +using Logger = std::function; + +using SocketOptions = std::function; + +void default_socket_options(socket_t sock); + +const char *status_message(int status); + +namespace detail { + +class MatcherBase { +public: + virtual ~MatcherBase() = default; + + // Match request path and populate its matches and + virtual bool match(Request &request) const = 0; +}; + +/** + * Captures parameters in request path and stores them in Request::path_params + * + * Capture name is a substring of a pattern from : to /. + * The rest of the pattern is matched agains the request path directly + * Parameters are captured starting from the next character after + * the end of the last matched static pattern fragment until the next /. + * + * Example pattern: + * "/path/fragments/:capture/more/fragments/:second_capture" + * Static fragments: + * "/path/fragments/", "more/fragments/" + * + * Given the following request path: + * "/path/fragments/:1/more/fragments/:2" + * the resulting capture will be + * {{"capture", "1"}, {"second_capture", "2"}} + */ +class PathParamsMatcher : public MatcherBase { +public: + PathParamsMatcher(const std::string &pattern); + + bool match(Request &request) const override; + +private: + static constexpr char marker = ':'; + // Treat segment separators as the end of path parameter capture + // Does not need to handle query parameters as they are parsed before path + // matching + static constexpr char separator = '/'; + + // Contains static path fragments to match against, excluding the '/' after + // path params + // Fragments are separated by path params + std::vector static_fragments_; + // Stores the names of the path parameters to be used as keys in the + // Request::path_params map + std::vector param_names_; +}; + +/** + * Performs std::regex_match on request path + * and stores the result in Request::matches + * + * Note that regex match is performed directly on the whole request. + * This means that wildcard patterns may match multiple path segments with /: + * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". + */ +class RegexMatcher : public MatcherBase { +public: + RegexMatcher(const std::string &pattern) : regex_(pattern) {} + + bool match(Request &request) const override; + +private: + std::regex regex_; +}; + +ssize_t write_headers(Stream &strm, const Headers &headers); + +} // namespace detail + +class Server { +public: + using Handler = std::function; + + using ExceptionHandler = + std::function; + + enum class HandlerResponse { + Handled, + Unhandled, + }; + using HandlerWithResponse = + std::function; + + using HandlerWithContentReader = std::function; + + using Expect100ContinueHandler = + std::function; + + Server(); + + virtual ~Server(); + + virtual bool is_valid() const; + + Server &Get(const std::string &pattern, Handler handler); + Server &Post(const std::string &pattern, Handler handler); + Server &Post(const std::string &pattern, HandlerWithContentReader handler); + Server &Put(const std::string &pattern, Handler handler); + Server &Put(const std::string &pattern, HandlerWithContentReader handler); + Server &Patch(const std::string &pattern, Handler handler); + Server &Patch(const std::string &pattern, HandlerWithContentReader handler); + Server &Delete(const std::string &pattern, Handler handler); + Server &Delete(const std::string &pattern, HandlerWithContentReader handler); + Server &Options(const std::string &pattern, Handler handler); + + bool set_base_dir(const std::string &dir, + const std::string &mount_point = std::string()); + bool set_mount_point(const std::string &mount_point, const std::string &dir, + Headers headers = Headers()); + bool remove_mount_point(const std::string &mount_point); + Server &set_file_extension_and_mimetype_mapping(const std::string &ext, + const std::string &mime); + Server &set_default_file_mimetype(const std::string &mime); + Server &set_file_request_handler(Handler handler); + + Server &set_error_handler(HandlerWithResponse handler); + Server &set_error_handler(Handler handler); + Server &set_exception_handler(ExceptionHandler handler); + Server &set_pre_routing_handler(HandlerWithResponse handler); + Server &set_post_routing_handler(Handler handler); + + Server &set_expect_100_continue_handler(Expect100ContinueHandler handler); + Server &set_logger(Logger logger); + + Server &set_address_family(int family); + Server &set_tcp_nodelay(bool on); + Server &set_socket_options(SocketOptions socket_options); + + Server &set_default_headers(Headers headers); + Server & + set_header_writer(std::function const &writer); + + Server &set_keep_alive_max_count(size_t count); + Server &set_keep_alive_timeout(time_t sec); + + Server &set_read_timeout(time_t sec, time_t usec = 0); + template + Server &set_read_timeout(const std::chrono::duration &duration); + + Server &set_write_timeout(time_t sec, time_t usec = 0); + template + Server &set_write_timeout(const std::chrono::duration &duration); + + Server &set_idle_interval(time_t sec, time_t usec = 0); + template + Server &set_idle_interval(const std::chrono::duration &duration); + + Server &set_payload_max_length(size_t length); + + bool bind_to_port(const std::string &host, int port, int socket_flags = 0); + int bind_to_any_port(const std::string &host, int socket_flags = 0); + bool listen_after_bind(); + + bool listen(const std::string &host, int port, int socket_flags = 0); + + bool is_running() const; + void wait_until_ready() const; + void stop(); + + std::function new_task_queue; + +protected: + bool process_request(Stream &strm, bool close_connection, + bool &connection_closed, + const std::function &setup_request); + + std::atomic svr_sock_{INVALID_SOCKET}; + size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; + time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; + time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; + time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; + size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; + +private: + using Handlers = + std::vector, Handler>>; + using HandlersForContentReader = + std::vector, + HandlerWithContentReader>>; + + static std::unique_ptr + make_matcher(const std::string &pattern); + + socket_t create_server_socket(const std::string &host, int port, + int socket_flags, + SocketOptions socket_options) const; + int bind_internal(const std::string &host, int port, int socket_flags); + bool listen_internal(); + + bool routing(Request &req, Response &res, Stream &strm); + bool handle_file_request(const Request &req, Response &res, + bool head = false); + bool dispatch_request(Request &req, Response &res, const Handlers &handlers); + bool + dispatch_request_for_content_reader(Request &req, Response &res, + ContentReader content_reader, + const HandlersForContentReader &handlers); + + bool parse_request_line(const char *s, Request &req); + void apply_ranges(const Request &req, Response &res, + std::string &content_type, std::string &boundary); + bool write_response(Stream &strm, bool close_connection, const Request &req, + Response &res); + bool write_response_with_content(Stream &strm, bool close_connection, + const Request &req, Response &res); + bool write_response_core(Stream &strm, bool close_connection, + const Request &req, Response &res, + bool need_apply_ranges); + bool write_content_with_provider(Stream &strm, const Request &req, + Response &res, const std::string &boundary, + const std::string &content_type); + bool read_content(Stream &strm, Request &req, Response &res); + bool + read_content_with_content_receiver(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver); + bool read_content_core(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver); + + virtual bool process_and_close_socket(socket_t sock); + + std::atomic is_running_{false}; + std::atomic done_{false}; + + struct MountPointEntry { + std::string mount_point; + std::string base_dir; + Headers headers; + }; + std::vector base_dirs_; + std::map file_extension_and_mimetype_map_; + std::string default_file_mimetype_ = "application/octet-stream"; + Handler file_request_handler_; + + Handlers get_handlers_; + Handlers post_handlers_; + HandlersForContentReader post_handlers_for_content_reader_; + Handlers put_handlers_; + HandlersForContentReader put_handlers_for_content_reader_; + Handlers patch_handlers_; + HandlersForContentReader patch_handlers_for_content_reader_; + Handlers delete_handlers_; + HandlersForContentReader delete_handlers_for_content_reader_; + Handlers options_handlers_; + + HandlerWithResponse error_handler_; + ExceptionHandler exception_handler_; + HandlerWithResponse pre_routing_handler_; + Handler post_routing_handler_; + Expect100ContinueHandler expect_100_continue_handler_; + + Logger logger_; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + SocketOptions socket_options_ = default_socket_options; + + Headers default_headers_; + std::function header_writer_ = + detail::write_headers; +}; + +enum class Error { + Success = 0, + Unknown, + Connection, + BindIPAddress, + Read, + Write, + ExceedRedirectCount, + Canceled, + SSLConnection, + SSLLoadingCerts, + SSLServerVerification, + UnsupportedMultipartBoundaryChars, + Compression, + ConnectionTimeout, + ProxyConnection, + + // For internal use only + SSLPeerCouldBeClosed_, +}; + +std::string to_string(const Error error); + +std::ostream &operator<<(std::ostream &os, const Error &obj); + +class Result { +public: + Result() = default; + Result(std::unique_ptr &&res, Error err, + Headers &&request_headers = Headers{}) + : res_(std::move(res)), err_(err), + request_headers_(std::move(request_headers)) {} + // Response + operator bool() const { return res_ != nullptr; } + bool operator==(std::nullptr_t) const { return res_ == nullptr; } + bool operator!=(std::nullptr_t) const { return res_ != nullptr; } + const Response &value() const { return *res_; } + Response &value() { return *res_; } + const Response &operator*() const { return *res_; } + Response &operator*() { return *res_; } + const Response *operator->() const { return res_.get(); } + Response *operator->() { return res_.get(); } + + // Error + Error error() const { return err_; } + + // Request Headers + bool has_request_header(const std::string &key) const; + std::string get_request_header_value(const std::string &key, + size_t id = 0) const; + uint64_t get_request_header_value_u64(const std::string &key, + size_t id = 0) const; + size_t get_request_header_value_count(const std::string &key) const; + +private: + std::unique_ptr res_; + Error err_ = Error::Unknown; + Headers request_headers_; +}; + +class ClientImpl { +public: + explicit ClientImpl(const std::string &host); + + explicit ClientImpl(const std::string &host, int port); + + explicit ClientImpl(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path); + + virtual ~ClientImpl(); + + virtual bool is_valid() const; + + Result Get(const std::string &path); + Result Get(const std::string &path, const Headers &headers); + Result Get(const std::string &path, Progress progress); + Result Get(const std::string &path, const Headers &headers, + Progress progress); + Result Get(const std::string &path, ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver); + Result Get(const std::string &path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string &path); + Result Head(const std::string &path, const Headers &headers); + + Result Post(const std::string &path); + Result Post(const std::string &path, const Headers &headers); + Result Post(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Post(const std::string &path, const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Put(const std::string &path); + Result Put(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Put(const std::string &path, size_t content_length, + ContentProvider content_provider, const std::string &content_type); + Result Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Put(const std::string &path, const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Patch(const std::string &path); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + + Result Delete(const std::string &path); + Result Delete(const std::string &path, const Headers &headers); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + + Result Options(const std::string &path); + Result Options(const std::string &path, const Headers &headers); + + bool send(Request &req, Response &res, Error &error); + Result send(const Request &req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const &writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration &duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration &duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration &duration); + + void set_basic_auth(const std::string &username, const std::string &password); + void set_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string &username, + const std::string &password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string &intf); + + void set_proxy(const std::string &host, int port); + void set_proxy_basic_auth(const std::string &username, + const std::string &password); + void set_proxy_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string &username, + const std::string &password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path = std::string()); + void set_ca_cert_store(X509_STORE *ca_cert_store); + X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); +#endif + + void set_logger(Logger logger); + +protected: + struct Socket { + socket_t sock = INVALID_SOCKET; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + SSL *ssl = nullptr; +#endif + + bool is_open() const { return sock != INVALID_SOCKET; } + }; + + virtual bool create_and_connect_socket(Socket &socket, Error &error); + + // All of: + // shutdown_ssl + // shutdown_socket + // close_socket + // should ONLY be called when socket_mutex_ is locked. + // Also, shutdown_ssl and close_socket should also NOT be called concurrently + // with a DIFFERENT thread sending requests using that socket. + virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); + void shutdown_socket(Socket &socket); + void close_socket(Socket &socket); + + bool process_request(Stream &strm, Request &req, Response &res, + bool close_connection, Error &error); + + bool write_content_with_provider(Stream &strm, const Request &req, + Error &error); + + void copy_settings(const ClientImpl &rhs); + + // Socket endpoint information + const std::string host_; + const int port_; + const std::string host_and_port_; + + // Current open socket + Socket socket_; + mutable std::mutex socket_mutex_; + std::recursive_mutex request_mutex_; + + // These are all protected under socket_mutex + size_t socket_requests_in_flight_ = 0; + std::thread::id socket_requests_are_from_thread_ = std::thread::id(); + bool socket_should_be_closed_when_request_is_done_ = false; + + // Hostname-IP map + std::map addr_map_; + + // Default headers + Headers default_headers_; + + // Header writer + std::function header_writer_ = + detail::write_headers; + + // Settings + std::string client_cert_path_; + std::string client_key_path_; + + time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; + time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; + + std::string basic_auth_username_; + std::string basic_auth_password_; + std::string bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string digest_auth_username_; + std::string digest_auth_password_; +#endif + + bool keep_alive_ = false; + bool follow_location_ = false; + + bool url_encode_ = true; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + SocketOptions socket_options_ = nullptr; + + bool compress_ = false; + bool decompress_ = true; + + std::string interface_; + + std::string proxy_host_; + int proxy_port_ = -1; + + std::string proxy_basic_auth_username_; + std::string proxy_basic_auth_password_; + std::string proxy_bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string proxy_digest_auth_username_; + std::string proxy_digest_auth_password_; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string ca_cert_file_path_; + std::string ca_cert_dir_path_; + + X509_STORE *ca_cert_store_ = nullptr; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool server_certificate_verification_ = true; +#endif + + Logger logger_; + +private: + bool send_(Request &req, Response &res, Error &error); + Result send_(Request &&req); + + socket_t create_client_socket(Error &error) const; + bool read_response_line(Stream &strm, const Request &req, Response &res); + bool write_request(Stream &strm, Request &req, bool close_connection, + Error &error); + bool redirect(Request &req, Response &res, Error &error); + bool handle_request(Stream &strm, Request &req, Response &res, + bool close_connection, Error &error); + std::unique_ptr send_with_content_provider( + Request &req, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Error &error); + Result send_with_content_provider( + const std::string &method, const std::string &path, + const Headers &headers, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type); + ContentProviderWithoutLength get_multipart_content_provider( + const std::string &boundary, const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + std::string adjust_host_string(const std::string &host) const; + + virtual bool process_socket(const Socket &socket, + std::function callback); + virtual bool is_ssl() const; +}; + +class Client { +public: + // Universal interface + explicit Client(const std::string &scheme_host_port); + + explicit Client(const std::string &scheme_host_port, + const std::string &client_cert_path, + const std::string &client_key_path); + + // HTTP only interface + explicit Client(const std::string &host, int port); + + explicit Client(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path); + + Client(Client &&) = default; + + ~Client(); + + bool is_valid() const; + + Result Get(const std::string &path); + Result Get(const std::string &path, const Headers &headers); + Result Get(const std::string &path, Progress progress); + Result Get(const std::string &path, const Headers &headers, + Progress progress); + Result Get(const std::string &path, ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver); + Result Get(const std::string &path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string &path); + Result Head(const std::string &path, const Headers &headers); + + Result Post(const std::string &path); + Result Post(const std::string &path, const Headers &headers); + Result Post(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Post(const std::string &path, const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Put(const std::string &path); + Result Put(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Put(const std::string &path, size_t content_length, + ContentProvider content_provider, const std::string &content_type); + Result Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Put(const std::string &path, const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Patch(const std::string &path); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + + Result Delete(const std::string &path); + Result Delete(const std::string &path, const Headers &headers); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + + Result Options(const std::string &path); + Result Options(const std::string &path, const Headers &headers); + + bool send(Request &req, Response &res, Error &error); + Result send(const Request &req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const &writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration &duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration &duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration &duration); + + void set_basic_auth(const std::string &username, const std::string &password); + void set_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string &username, + const std::string &password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string &intf); + + void set_proxy(const std::string &host, int port); + void set_proxy_basic_auth(const std::string &username, + const std::string &password); + void set_proxy_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string &username, + const std::string &password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); +#endif + + void set_logger(Logger logger); + + // SSL +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path = std::string()); + + void set_ca_cert_store(X509_STORE *ca_cert_store); + void load_ca_cert_store(const char *ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX *ssl_context() const; +#endif + +private: + std::unique_ptr cli_; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool is_ssl_ = false; +#endif +}; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +class SSLServer : public Server { +public: + SSLServer(const char *cert_path, const char *private_key_path, + const char *client_ca_cert_file_path = nullptr, + const char *client_ca_cert_dir_path = nullptr, + const char *private_key_password = nullptr); + + SSLServer(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store = nullptr); + + SSLServer( + const std::function &setup_ssl_ctx_callback); + + ~SSLServer() override; + + bool is_valid() const override; + + SSL_CTX *ssl_context() const; + +private: + bool process_and_close_socket(socket_t sock) override; + + SSL_CTX *ctx_; + std::mutex ctx_mutex_; +}; + +class SSLClient : public ClientImpl { +public: + explicit SSLClient(const std::string &host); + + explicit SSLClient(const std::string &host, int port); + + explicit SSLClient(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path); + + explicit SSLClient(const std::string &host, int port, X509 *client_cert, + EVP_PKEY *client_key); + + ~SSLClient() override; + + bool is_valid() const override; + + void set_ca_cert_store(X509_STORE *ca_cert_store); + void load_ca_cert_store(const char *ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX *ssl_context() const; + +private: + bool create_and_connect_socket(Socket &socket, Error &error) override; + void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; + void shutdown_ssl_impl(Socket &socket, bool shutdown_socket); + + bool process_socket(const Socket &socket, + std::function callback) override; + bool is_ssl() const override; + + bool connect_with_proxy(Socket &sock, Response &res, bool &success, + Error &error); + bool initialize_ssl(Socket &socket, Error &error); + + bool load_certs(); + + bool verify_host(X509 *server_cert) const; + bool verify_host_with_subject_alt_name(X509 *server_cert) const; + bool verify_host_with_common_name(X509 *server_cert) const; + bool check_host_name(const char *pattern, size_t pattern_len) const; + + SSL_CTX *ctx_; + std::mutex ctx_mutex_; + std::once_flag initialize_cert_; + + std::vector host_components_; + + long verify_result_ = 0; + + friend class ClientImpl; +}; +#endif + +/* + * Implementation of template methods. + */ + +namespace detail { + +template +inline void duration_to_sec_and_usec(const T &duration, U callback) { + auto sec = std::chrono::duration_cast(duration).count(); + auto usec = std::chrono::duration_cast( + duration - std::chrono::seconds(sec)) + .count(); + callback(static_cast(sec), static_cast(usec)); +} + +inline uint64_t get_header_value_u64(const Headers &headers, + const std::string &key, size_t id, + uint64_t def) { + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { + return std::strtoull(it->second.data(), nullptr, 10); + } + return def; +} + +} // namespace detail + +inline uint64_t Request::get_header_value_u64(const std::string &key, + size_t id) const { + return detail::get_header_value_u64(headers, key, id, 0); +} + +inline uint64_t Response::get_header_value_u64(const std::string &key, + size_t id) const { + return detail::get_header_value_u64(headers, key, id, 0); +} + +template +inline ssize_t Stream::write_format(const char *fmt, const Args &...args) { + const auto bufsiz = 2048; + std::array buf{}; + + auto sn = snprintf(buf.data(), buf.size() - 1, fmt, args...); + if (sn <= 0) { return sn; } + + auto n = static_cast(sn); + + if (n >= buf.size() - 1) { + std::vector glowable_buf(buf.size()); + + while (n >= glowable_buf.size() - 1) { + glowable_buf.resize(glowable_buf.size() * 2); + n = static_cast( + snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...)); + } + return write(&glowable_buf[0], n); + } else { + return write(buf.data(), n); + } +} + +inline void default_socket_options(socket_t sock) { + int yes = 1; +#ifdef _WIN32 + setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, + reinterpret_cast(&yes), sizeof(yes)); + setsockopt(sock, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, + reinterpret_cast(&yes), sizeof(yes)); +#else +#ifdef SO_REUSEPORT + setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, + reinterpret_cast(&yes), sizeof(yes)); +#else + setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, + reinterpret_cast(&yes), sizeof(yes)); +#endif +#endif +} + +inline const char *status_message(int status) { + switch (status) { + case 100: return "Continue"; + case 101: return "Switching Protocol"; + case 102: return "Processing"; + case 103: return "Early Hints"; + case 200: return "OK"; + case 201: return "Created"; + case 202: return "Accepted"; + case 203: return "Non-Authoritative Information"; + case 204: return "No Content"; + case 205: return "Reset Content"; + case 206: return "Partial Content"; + case 207: return "Multi-Status"; + case 208: return "Already Reported"; + case 226: return "IM Used"; + case 300: return "Multiple Choice"; + case 301: return "Moved Permanently"; + case 302: return "Found"; + case 303: return "See Other"; + case 304: return "Not Modified"; + case 305: return "Use Proxy"; + case 306: return "unused"; + case 307: return "Temporary Redirect"; + case 308: return "Permanent Redirect"; + case 400: return "Bad Request"; + case 401: return "Unauthorized"; + case 402: return "Payment Required"; + case 403: return "Forbidden"; + case 404: return "Not Found"; + case 405: return "Method Not Allowed"; + case 406: return "Not Acceptable"; + case 407: return "Proxy Authentication Required"; + case 408: return "Request Timeout"; + case 409: return "Conflict"; + case 410: return "Gone"; + case 411: return "Length Required"; + case 412: return "Precondition Failed"; + case 413: return "Payload Too Large"; + case 414: return "URI Too Long"; + case 415: return "Unsupported Media Type"; + case 416: return "Range Not Satisfiable"; + case 417: return "Expectation Failed"; + case 418: return "I'm a teapot"; + case 421: return "Misdirected Request"; + case 422: return "Unprocessable Entity"; + case 423: return "Locked"; + case 424: return "Failed Dependency"; + case 425: return "Too Early"; + case 426: return "Upgrade Required"; + case 428: return "Precondition Required"; + case 429: return "Too Many Requests"; + case 431: return "Request Header Fields Too Large"; + case 451: return "Unavailable For Legal Reasons"; + case 501: return "Not Implemented"; + case 502: return "Bad Gateway"; + case 503: return "Service Unavailable"; + case 504: return "Gateway Timeout"; + case 505: return "HTTP Version Not Supported"; + case 506: return "Variant Also Negotiates"; + case 507: return "Insufficient Storage"; + case 508: return "Loop Detected"; + case 510: return "Not Extended"; + case 511: return "Network Authentication Required"; + + default: + case 500: return "Internal Server Error"; + } +} + +template +inline Server & +Server::set_read_timeout(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); + return *this; +} + +template +inline Server & +Server::set_write_timeout(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); + return *this; +} + +template +inline Server & +Server::set_idle_interval(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); + return *this; +} + +inline std::string to_string(const Error error) { + switch (error) { + case Error::Success: return "Success (no error)"; + case Error::Connection: return "Could not establish connection"; + case Error::BindIPAddress: return "Failed to bind IP address"; + case Error::Read: return "Failed to read connection"; + case Error::Write: return "Failed to write connection"; + case Error::ExceedRedirectCount: return "Maximum redirect count exceeded"; + case Error::Canceled: return "Connection handling canceled"; + case Error::SSLConnection: return "SSL connection failed"; + case Error::SSLLoadingCerts: return "SSL certificate loading failed"; + case Error::SSLServerVerification: return "SSL server verification failed"; + case Error::UnsupportedMultipartBoundaryChars: + return "Unsupported HTTP multipart boundary characters"; + case Error::Compression: return "Compression failed"; + case Error::ConnectionTimeout: return "Connection timed out"; + case Error::ProxyConnection: return "Proxy connection failed"; + case Error::Unknown: return "Unknown"; + default: break; + } + + return "Invalid"; +} + +inline std::ostream &operator<<(std::ostream &os, const Error &obj) { + os << to_string(obj); + os << " (" << static_cast::type>(obj) << ')'; + return os; +} + +inline uint64_t Result::get_request_header_value_u64(const std::string &key, + size_t id) const { + return detail::get_header_value_u64(request_headers_, key, id, 0); +} + +template +inline void ClientImpl::set_connection_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { + set_connection_timeout(sec, usec); + }); +} + +template +inline void ClientImpl::set_read_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); +} + +template +inline void ClientImpl::set_write_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); +} + +template +inline void Client::set_connection_timeout( + const std::chrono::duration &duration) { + cli_->set_connection_timeout(duration); +} + +template +inline void +Client::set_read_timeout(const std::chrono::duration &duration) { + cli_->set_read_timeout(duration); +} + +template +inline void +Client::set_write_timeout(const std::chrono::duration &duration) { + cli_->set_write_timeout(duration); +} + +/* + * Forward declarations and types that will be part of the .h file if split into + * .h + .cc. + */ + +std::string hosted_at(const std::string &hostname); + +void hosted_at(const std::string &hostname, std::vector &addrs); + +std::string append_query_params(const std::string &path, const Params ¶ms); + +std::pair make_range_header(Ranges ranges); + +std::pair +make_basic_authentication_header(const std::string &username, + const std::string &password, + bool is_proxy = false); + +namespace detail { + +std::string encode_query_param(const std::string &value); + +std::string decode_url(const std::string &s, bool convert_plus_to_space); + +void read_file(const std::string &path, std::string &out); + +std::string trim_copy(const std::string &s); + +void split(const char *b, const char *e, char d, + std::function fn); + +bool process_client_socket(socket_t sock, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, + std::function callback); + +socket_t create_client_socket( + const std::string &host, const std::string &ip, int port, + int address_family, bool tcp_nodelay, SocketOptions socket_options, + time_t connection_timeout_sec, time_t connection_timeout_usec, + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, const std::string &intf, Error &error); + +const char *get_header_value(const Headers &headers, const std::string &key, + size_t id = 0, const char *def = nullptr); + +std::string params_to_query_str(const Params ¶ms); + +void parse_query_text(const std::string &s, Params ¶ms); + +bool parse_multipart_boundary(const std::string &content_type, + std::string &boundary); + +bool parse_range_header(const std::string &s, Ranges &ranges); + +int close_socket(socket_t sock); + +ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); + +ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); + +enum class EncodingType { None = 0, Gzip, Brotli }; + +EncodingType encoding_type(const Request &req, const Response &res); + +class BufferStream : public Stream { +public: + BufferStream() = default; + ~BufferStream() override = default; + + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + + const std::string &get_buffer() const; + +private: + std::string buffer; + size_t position = 0; +}; + +class compressor { +public: + virtual ~compressor() = default; + + typedef std::function Callback; + virtual bool compress(const char *data, size_t data_length, bool last, + Callback callback) = 0; +}; + +class decompressor { +public: + virtual ~decompressor() = default; + + virtual bool is_valid() const = 0; + + typedef std::function Callback; + virtual bool decompress(const char *data, size_t data_length, + Callback callback) = 0; +}; + +class nocompressor : public compressor { +public: + virtual ~nocompressor() = default; + + bool compress(const char *data, size_t data_length, bool /*last*/, + Callback callback) override; +}; + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT +class gzip_compressor : public compressor { +public: + gzip_compressor(); + ~gzip_compressor(); + + bool compress(const char *data, size_t data_length, bool last, + Callback callback) override; + +private: + bool is_valid_ = false; + z_stream strm_; +}; + +class gzip_decompressor : public decompressor { +public: + gzip_decompressor(); + ~gzip_decompressor(); + + bool is_valid() const override; + + bool decompress(const char *data, size_t data_length, + Callback callback) override; + +private: + bool is_valid_ = false; + z_stream strm_; +}; +#endif + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT +class brotli_compressor : public compressor { +public: + brotli_compressor(); + ~brotli_compressor(); + + bool compress(const char *data, size_t data_length, bool last, + Callback callback) override; + +private: + BrotliEncoderState *state_ = nullptr; +}; + +class brotli_decompressor : public decompressor { +public: + brotli_decompressor(); + ~brotli_decompressor(); + + bool is_valid() const override; + + bool decompress(const char *data, size_t data_length, + Callback callback) override; + +private: + BrotliDecoderResult decoder_r; + BrotliDecoderState *decoder_s = nullptr; +}; +#endif + +// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` +// to store data. The call can set memory on stack for performance. +class stream_line_reader { +public: + stream_line_reader(Stream &strm, char *fixed_buffer, + size_t fixed_buffer_size); + const char *ptr() const; + size_t size() const; + bool end_with_crlf() const; + bool getline(); + +private: + void append(char c); + + Stream &strm_; + char *fixed_buffer_; + const size_t fixed_buffer_size_; + size_t fixed_buffer_used_size_ = 0; + std::string glowable_buffer_; +}; + +class mmap { +public: + mmap(const char *path); + ~mmap(); + + bool open(const char *path); + void close(); + + bool is_open() const; + size_t size() const; + const char *data() const; + +private: +#if defined(_WIN32) + HANDLE hFile_; + HANDLE hMapping_; +#else + int fd_; +#endif + size_t size_; + void *addr_; +}; + +} // namespace detail + + +} // namespace httplib + +#if defined(_WIN32) && defined(CPPHTTPLIB_USE_POLL) +#undef poll +#endif + +#endif // CPPHTTPLIB_HTTPLIB_H diff --git a/src/botlist.cpp b/src/botlist.cpp new file mode 100644 index 0000000..dbdc3c2 --- /dev/null +++ b/src/botlist.cpp @@ -0,0 +1,61 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include + +/** + * @brief Internal list of botlist site configs + */ +static registered_botlist_list registered_botlists; + +registered_botlist_list& get_botlist_map() { + return registered_botlists; +} + +void post_botlists(dpp::cluster &bot) { + for (const auto & botlist : registered_botlists) { + auto ptr = botlist.second; + (*ptr)(bot); + } +} + +void botlist::run(dpp::cluster& bot, const std::string_view key, const std::string_view url, const std::string_view count_field, const std::string_view shards_field) { + const json& list_config = config::get("botlists"); + auto rs = db::query("SELECT COUNT(id) AS count FROM guild_cache"); + if (list_config.contains(key.data())) { + const json& topgg_config = list_config.at(key.data()); + std::string token = topgg_config.at("token"); + json j; + if (!shards_field.empty()) { + j[shards_field.data()] = bot.numshards; + } + if (!count_field.empty() && !rs.empty()) { + j[count_field.data()] = atoi(rs[0].at("count").c_str()); + } + std::string post_url = replace_string(url.data(), "{}", bot.me.id.str()); + bot.request(post_url, dpp::m_post, [&bot, key](const auto & cc){ + if (cc.status >= 400) { + bot.log(dpp::ll_warning, std::string(key) + " returned: " + cc.body); + } + }, j.dump(), "application/json", {{"Authorization", token}}); + } +} \ No newline at end of file diff --git a/src/command.cpp b/src/command.cpp new file mode 100644 index 0000000..d368116 --- /dev/null +++ b/src/command.cpp @@ -0,0 +1,44 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include + +/** + * @brief Internal command map + */ +static registered_command_list registered_commands; + +registered_command_list& get_command_map() +{ + return registered_commands; +} + +void route_command(const dpp::slashcommand_t &event) +{ + auto ref = registered_commands.find(event.command.get_command_name()); + if (ref != registered_commands.end()) { + auto ptr = ref->second; + std::thread([ptr, event]() { + (*ptr)(event); + }).detach(); + } else { + event.from->creator->log(dpp::ll_error, "Unable to route command: " + event.command.get_command_name()); + } +} diff --git a/src/commands/info.cpp b/src/commands/info.cpp new file mode 100644 index 0000000..dc8b362 --- /dev/null +++ b/src/commands/info.cpp @@ -0,0 +1,93 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include + +dpp::slashcommand info_command::register_command(dpp::cluster& bot) +{ + return dpp::slashcommand("info", "Show bot information", bot.me.id); +} + +int64_t proc_self_value(const std::string& find_token) { + int64_t ret = 0; + std::ifstream self_status("/proc/self/status"); + while (self_status) { + std::string token; + self_status >> token; + if (token == find_token) { + self_status >> ret; + break; + } + } + self_status.close(); + return ret; +} + +int64_t rss() { + return proc_self_value("VmRSS:") * 1024; +} + +bool is_gdb() { + return proc_self_value("TracerPid:") != 0; +} + +void info_command::route(const dpp::slashcommand_t &event) +{ + dpp::cluster* bot = event.from->creator; + bot->current_application_get([bot, event](const dpp::confirmation_callback_t& v) { + dpp::application app; + uint64_t guild_count = 0; + if (!v.is_error()) { + app = std::get(v.value); + guild_count = app.approximate_guild_count; + } + dpp::embed embed = dpp::embed() + .set_url("https://ssod.org/") + .set_title("The Seven Spells Of Destruction") + .set_footer(dpp::embed_footer{ + .text = "Requested by " + event.command.usr.format_username(), + .icon_url = bot->me.get_avatar_url(), + .proxy_url = "", + }) + .set_colour(0x7aff7a) + .set_description("") + .add_field("Bot Uptime", bot->uptime().to_string(), true) + .add_field("Memory Usage", std::to_string(rss() / 1024 / 1024) + "M", true) + .add_field("Total Servers", std::to_string(guild_count), true) + .add_field("Sentry Version", sentry::version(), true) + .add_field("Log Queue Length", std::to_string(sentry::queue_length()), true) + .add_field("Debugging", is_gdb() ? ":white_check_mark: Yes" : "<:wc_rs:1174363531794202624> No", true) + .add_field("Guild Members Intent", ":white_check_mark: Yes", true) + .add_field("Message Content Intent", "<:wc_rs:1174363531794202624> No", true) + .add_field("Shard", std::to_string(event.from->shard_id) + "/" + std::to_string(bot->get_shards().size()), true) + .add_field("SQL cache size", std::to_string(db::cache_size()), true) + .add_field("SQL query count", std::to_string(db::query_count()), true) + .add_field("Game Time", game_date(), false) + ; + + embed.add_field("Library Version", "<:DPP1:847152435399360583><:DPP2:847152435343523881> [" + std::string(DPP_VERSION_TEXT) + "](https://dpp.dev/)", false); + + event.reply(dpp::message().add_embed(embed)); + }); +} diff --git a/src/commands/start.cpp b/src/commands/start.cpp new file mode 100644 index 0000000..18cb002 --- /dev/null +++ b/src/commands/start.cpp @@ -0,0 +1,100 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include +#include + +dpp::slashcommand start_command::register_command(dpp::cluster& bot) +{ + bot.on_button_click([](const dpp::button_click_t &event) { + if (player_is_live(event.command.usr.id)) { + return; + } + event.reply(); + player p_old = get_registering_player(event); + dpp::cluster& bot = *(event.from->creator); + if (event.custom_id == "player_reroll" && p_old.state == state_roll_stats) { + player p_new(true); + p_new.event = p_old.event; + update_registering_player(event, p_new); + p_new.event.edit_original_response(p_new.get_registration_message(bot, event)); + } + if (event.custom_id == "player_herb_spell_selection" && p_old.state == state_roll_stats) { + p_old.state = state_pick_magic; + update_registering_player(event, p_old); + p_old.event.edit_original_response(p_old.get_magic_selection_message(bot, event)); + } + + }); + bot.on_select_click([&bot](const dpp::select_click_t &event) { + if (player_is_live(event.command.usr.id)) { + return; + } + event.reply(); + player p_old = get_registering_player(event); + dpp::cluster& bot = *(event.from->creator); + if (event.custom_id == "select_player_race" && p_old.state == state_roll_stats) { + p_old.race = (player_race)atoi(event.values[0].c_str()); + update_registering_player(event, p_old); + p_old.event.edit_original_response(p_old.get_registration_message(bot, event)); + } + if (event.custom_id == "select_player_profession" && p_old.state == state_roll_stats) { + p_old.profession = (player_profession)atoi(event.values[0].c_str()); + update_registering_player(event, p_old); + p_old.event.edit_original_response(p_old.get_registration_message(bot, event)); + } + if (event.custom_id == "select_player_herbs" && p_old.state == state_pick_magic) { + p_old.herbs.clear(); + for (const auto & h : event.values) { + p_old.herbs.push_back(item{ .name = h, .flags = "HERB"}); + } + update_registering_player(event, p_old); + p_old.event.edit_original_response(p_old.get_magic_selection_message(bot, event)); + } + if (event.custom_id == "select_player_spells" && p_old.state == state_pick_magic) { + p_old.spells.clear(); + for (const auto & s : event.values) { + p_old.spells.push_back(item{ .name = s, .flags = "SPELL"}); + } + update_registering_player(event, p_old); + p_old.event.edit_original_response(p_old.get_magic_selection_message(bot, event)); + } + }); + return dpp::slashcommand("start", "Start a new character or resume game", bot.me.id); +} + +void start_command::route(const dpp::slashcommand_t &event) +{ + dpp::cluster* bot = event.from->creator; + + if (player_is_live(event.command.usr.id)) { + event.reply("Player live - Not implemented"); + return; + } + + player p = get_registering_player(event); + //p.save(event.command.usr.id, true); + + event.reply(p.get_registration_message(*bot, event)); +} diff --git a/src/config.cpp b/src/config.cpp new file mode 100644 index 0000000..25a86e3 --- /dev/null +++ b/src/config.cpp @@ -0,0 +1,41 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include + +namespace config { + + static json configdocument; + + void init(const std::string& config_file) { + /* Set up the bot cluster and read the configuration json */ + std::ifstream configfile(config_file); + configfile >> configdocument; + } + + json& get(const std::string& key) { + if (key.empty()) { + return configdocument; + } + return configdocument.at(key); + } +}; \ No newline at end of file diff --git a/src/database.cpp b/src/database.cpp new file mode 100644 index 0000000..e351822 --- /dev/null +++ b/src/database.cpp @@ -0,0 +1,467 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef MARIADB_VERSION_ID + #define CONNECT_STRING "SET @@SESSION.max_statement_time=3000" +#else + #define CONNECT_STRING "SET @@SESSION.max_execution_time=3000" +#endif + +namespace db { + + /** + * @brief Represents a cached prepared statement. + * We need to store the MYSQL_STMT*, the bound variable pointers, + * and the lengths, plus buffers for char* bound variables. + */ + struct cached_query { + /** + * @brief If true, this query expects results, e.g. SELECT, EXPLAIN + */ + bool expects_results{false}; + + /** + * @brief The mysql statement handle + */ + MYSQL_STMT* st{nullptr}; + + /** + * @brief C pointers to bound variables + */ + MYSQL_BIND* bindings{nullptr}; + + /** + * @brief C pointers to bound variable lengths + */ + unsigned long* lengths{nullptr}; + + /** + * @brief Used to represent a set of C string buffers + */ + std::vector bufs; + }; + + /** + * @brief MySQL database connection + */ + MYSQL connection; + + /** + * @brief Database mutex + * one connection may only be accessed by one thread at a time! + */ + std::mutex db_mutex; + + /** + * @brief Last error string from MySQL + */ + std::string last_error; + + /** + * @brief Total number of queries since connection + */ + size_t query_total{0}; + + /** + * @brief Number of affected rows from last INSERT, UPDATE or DELETE + */ + size_t rows_affected{0}; + + /** + * @brief Creating D++ cluster, used for logging + */ + dpp::cluster* creator{nullptr}; + + /** + * @brief Query cache, a map of cached_query + */ + std::map cached_queries; + + /** + * @brief Cached query result parameters + */ + struct cached_query_results { + const std::string format; + const paramlist parameters; + }; + + /** + * @brief Cached query result records with expiry + */ + struct cached_query_result_set { + const resultset results; + const double expiry; + }; + + template inline constexpr bool always_false_v = false; + + struct cached_query_hash { + std::size_t operator()(const cached_query_results& k) const { + size_t x = std::hash()(k.format); + for (const auto& param : k.parameters) { + std::visit([&x](auto &&p) { + using T = std::decay_t; + // float, std::string, uint64_t, int64_t, bool, int32_t, uint32_t, double + if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else if constexpr (std::is_same_v) { + x ^= std::hash()(p); + } else { + static_assert(always_false_v, "non-exhaustive visitor!"); + } + }, param); + } + return x; + } + }; + + struct cached_query_equal { + bool operator()(const cached_query_results& lhs, const cached_query_results& rhs) const { + if (lhs.format != rhs.format || lhs.parameters.size() != rhs.parameters.size()) { + return false; + } + return lhs.parameters == rhs.parameters; + } + }; + + /** + * @brief A map of cached, executed queries with results and expiries + */ + std::unordered_map cached_query_res; + + size_t cache_size() { + std::lock_guard db_lock(db_mutex); + return cached_queries.size(); + } + + size_t query_count() { + std::lock_guard db_lock(db_mutex); + return query_total; + } + + bool connect(const std::string &host, const std::string &user, const std::string &pass, const std::string &db, int port) { + std::lock_guard db_lock(db_mutex); + if (mysql_init(&connection) != nullptr) { + mysql_options(&connection, MYSQL_INIT_COMMAND, CONNECT_STRING); + return mysql_real_connect(&connection, host.c_str(), user.c_str(), pass.c_str(), db.c_str(), port, NULL, CLIENT_MULTI_RESULTS | CLIENT_MULTI_STATEMENTS | CLIENT_REMEMBER_OPTIONS); + } else { + last_error = "mysql_init() failed"; + return false; + } + } + + void init (dpp::cluster& bot) { + creator = ⊥ + const json& dbconf = config::get("database"); + if (!db::connect(dbconf["host"], dbconf["username"], dbconf["password"], dbconf["database"], dbconf["port"])) { + creator->log(dpp::ll_critical, fmt::format("Database connection error connecting to {}: {}", dbconf["database"], mysql_error(&connection))); + exit(2); + } + creator->log(dpp::ll_info, fmt::format("Connected to database: {}", dbconf["database"])); + } + + /** + * @brief Certain types of query are not supported in the binary protocol + * used for prepared statements. As such they must be executed 'raw', and + * unprepared. This is not exposed to the interface as we don't want users + * directly calling raw_query() and summoning Little Bobby Tables. Only + * queries which return no result set are supported. + * + * @return true query executed + */ + bool raw_query(const std::string& query) { + return mysql_real_query(&connection, query.c_str(), query.length()) == 0; + } + + bool transaction() { + return raw_query("START TRANSACTION"); + } + + bool commit() { + return raw_query("COMMIT"); + } + + bool rollback() { + return raw_query("ROLLBACK"); + } + + bool close() { + std::lock_guard db_lock(db_mutex); + mysql_close(&connection); + for (const auto& cc : cached_queries) { + mysql_stmt_close(cc.second.st); + delete[] cc.second.bindings; + delete[] cc.second.lengths; + } + cached_queries = {}; + mysql_library_end(); + return true; + } + + const std::string& error() { + std::lock_guard db_lock(db_mutex); + return last_error; + } + + void log_error(const std::string& format, const std::string& error) { + if (!format.empty()) { + last_error = fmt::format("{} (query: {})", error, format); + if (error == "Lost connection to MySQL server during query") { + db::close(); + db::init(*creator); + } + } else { + last_error = error; + } + creator->log(dpp::ll_error, last_error); + //sentry::log_error("db", last_error); + } + + size_t affected_rows() { + std::lock_guard db_lock(db_mutex); + return rows_affected; + } + + resultset query(const std::string &format, const paramlist ¶meters, double lifetime) { + double now = dpp::utility::time_f(); + cached_query_results r{ .format = format, .parameters = parameters }; + auto f = cached_query_res.find(r); + if (f != cached_query_res.end()) { + if (now < f->second.expiry) { + return f->second.results; + } + cached_query_res.erase(f); + } + cached_query_result_set rs{ .results = query(format, parameters), .expiry = now + lifetime }; + cached_query_res.emplace(r, rs); + return rs.results; + } + + resultset query(const std::string &format, const paramlist ¶meters) { + + /** + * One DB handle can't query the database from multiple threads at the same time. + * To prevent corruption of results, put a lock guard on queries. + */ + std::lock_guard db_lock(db_mutex); + resultset rv; + + /** + * Clear error status + */ + last_error.clear(); + /** + * Clear number of affected rows + */ + rows_affected = 0; + + ++query_total; + + /** + * Check for a cached query in the query cache, if one is found, we can use it, + * and we don't need to call mysql_stmt_init() and mysql_stmt_prepare(). + */ + cached_query cc; + auto f = cached_queries.find(format); + if (f != cached_queries.end()) { + /* Query already exists in prepared statement cache */ + cc = f->second; + } else { + + /* Query doesn't exist yet, initialise a prepared statement and allocate char buffers */ + cc.st = mysql_stmt_init(&connection); + if (mysql_stmt_prepare(cc.st, format.c_str(), format.length())) { + log_error(format, mysql_stmt_error(cc.st)); + mysql_stmt_close(cc.st); + return rv; + } + + /* Check the parameter count provided matches that which MySQL expects */ + size_t expected_param_count = mysql_stmt_param_count(cc.st); + if (parameters.size() != expected_param_count) { + log_error(format, "Incorrect number of parameters: " + format + " (" + std::to_string(parameters.size()) + " vs " + std::to_string(expected_param_count) + ")"); + mysql_stmt_close(cc.st); + return rv; + } + + /* Allocate memory for awful C stuff 🐉 */ + cc.bindings = nullptr; + cc.lengths = nullptr; + if (expected_param_count) { + cc.bindings = new MYSQL_BIND[expected_param_count]; + cc.lengths = new unsigned long[expected_param_count]; + memset(cc.lengths, 0, sizeof(unsigned long) * expected_param_count); + } + + /* Determine if this query expects results by the first keyword */ + std::vector q = (dpp::utility::tokenize(dpp::trim(dpp::lowercase(format)), " ")); + cc.expects_results = (q.size() > 0 && (q[0] == "select" || q[0] == "show" || q[0] == "describe" || q[0] == "explain")); + + /* Store to cache */ + cached_queries.emplace(format, cc); + creator->log(dpp::ll_debug, "SQL: New cached prepared statement: " + format); + } + + if (parameters.size()) { + + /* Parameters are expected for this query, bind them to the prepared statement */ + memset(cc.bindings, 0, sizeof(*cc.bindings)); + cc.bufs.clear(); + cc.bufs.reserve(parameters.size()); + int v = 0; + for (const auto& param : parameters) { + std::visit([&cc, &v](auto &&p) { + using T = std::decay_t; + if constexpr (std::is_same_v) { + cc.bufs.emplace_back(p); + } else { + cc.bufs.emplace_back(std::to_string(p)); + } + cc.lengths[v] = cc.bufs[v].length(); + cc.bindings[v].buffer_type = MYSQL_TYPE_VAR_STRING; + cc.bindings[v].buffer = const_cast(cc.bufs[v].c_str()); + cc.bindings[v].buffer_length = cc.bufs[v].length() + 1; + cc.bindings[v].is_null = nullptr; + cc.bindings[v].length = &cc.lengths[v]; + v++; + }, param); + } + + /* Bind parameters to statement */ + if (mysql_stmt_bind_param(cc.st, (MYSQL_BIND*)cc.bindings)) { + log_error(format, mysql_stmt_error(cc.st)); + return rv; + } + } + + /* Start sentry transaction */ + int result{0}; + + if (!cc.expects_results) { + /** + * Query which does not expect results, e.g. UPDATE, INSERT + */ + result = mysql_stmt_execute(cc.st); + if (result) { + log_error(format, mysql_stmt_error(cc.st)); + } else { + rows_affected = mysql_stmt_affected_rows(cc.st); + } + } else { + /** + * Query which expects results, e.g. SELECT + */ + unsigned long field_count{0}; + MYSQL_RES *a_res = mysql_stmt_result_metadata(cc.st); + if (a_res) { + field_count = mysql_stmt_field_count(cc.st); + MYSQL_FIELD *fields = mysql_fetch_fields(a_res); + MYSQL_BIND bindings[field_count]; + char* string_buffers[field_count]; + unsigned long lengths[field_count]; + bool is_null[field_count]; + std::memset(bindings, 0, sizeof(bindings)); + std::memset(is_null, 0, sizeof(is_null)); + std::memset(lengths, 0, sizeof(lengths)); + for (unsigned long i = 0; i < field_count; ++i) { + string_buffers[i] = new char[fields[i].length]; + memset(string_buffers[i], 0, fields[i].length); + bindings[i].buffer_type = MYSQL_TYPE_VAR_STRING; + bindings[i].buffer = string_buffers[i]; + bindings[i].buffer_length = fields[i].length; + bindings[i].is_null = &is_null[i]; + bindings[i].length = &lengths[i]; + } + + result = mysql_stmt_bind_result(cc.st, (MYSQL_BIND*)&bindings); + if (result) { + log_error(format, mysql_stmt_error(cc.st)); + for (unsigned long i = 0; i < field_count; ++i) { + delete[] string_buffers[i]; + } + mysql_free_result(a_res); + return rv; + } + + result = mysql_stmt_execute(cc.st); + if (result == 0) { + + /* Build resultset */ + while (true) { + result = mysql_stmt_fetch(cc.st); + if (result == MYSQL_NO_DATA) { + /* End of resultset */ + break; + } else if (result != 0) { + /* Error retrieving resultset, e.g. disconnected */ + log_error(format, mysql_stmt_error(cc.st)); + break; + } + + /* Build row*/ + if (mysql_num_fields(a_res)) { + long s_field_count = 0; + db::row thisrow; + while (s_field_count < mysql_num_fields(a_res)) { + std::string a = (fields[s_field_count].name ? fields[s_field_count].name : ""); + std::string b = is_null[s_field_count] ? "" : std::string(string_buffers[s_field_count], lengths[s_field_count]); + thisrow[a] = b; + s_field_count++; + } + rv.emplace_back(thisrow); + } + } + } + mysql_free_result(a_res); + for (unsigned long i = 0; i < field_count; ++i) { + delete[] string_buffers[i]; + } + } else { + log_error(format, mysql_stmt_error(cc.st)); + } + } + + return rv; + } +}; diff --git a/src/game_date.cpp b/src/game_date.cpp new file mode 100644 index 0000000..205a132 --- /dev/null +++ b/src/game_date.cpp @@ -0,0 +1,44 @@ +#include +#include +#include + +const std::array day{ + "Lunae", + "Martis", + "Jovis", + "Veneris", + "Saturni" +}; + +const std::array month{ + "Ivonium", + "Hornath", + "Illium", + "Vernum", + "Ulium", + "Nixium" +}; + +const std::array fraction{ + "Dead hours", + "Morning", + "Afternoon", + "Evening" +}; + +const int year_modifier = 1542; + +std::string game_date() { + time_t a = time(NULL); + tm* realtime = localtime(&a); + int yday = realtime->tm_yday + 1; + int game_month = (yday / 60); + int game_index = (yday % 31)+1; + int game_day = yday % 5; + int game_year = (realtime->tm_year / 2) + year_modifier; + int frac = (((realtime->tm_hour)+1) / 6); + frac = std::min(3, std::max(0, frac)); + game_day = std::min(4, std::max(0, game_day)); + game_month = std::min(5, std::max(0, game_month)); + return fmt::format("{}, {}, {} {} in the year {}\n{} days remaining this round.", fraction[frac], day[game_day], game_index, month[game_month], game_year, 50); +} \ No newline at end of file diff --git a/src/game_dice.cpp b/src/game_dice.cpp new file mode 100644 index 0000000..f5af064 --- /dev/null +++ b/src/game_dice.cpp @@ -0,0 +1,14 @@ +#include +#include + +int dice() { + return (rand() % 6) + 1; +} + +int d12() { + return (rand() % 12) + 1; +} + +int twodice() { + return dice() + dice(); +} diff --git a/src/game_enums.cpp b/src/game_enums.cpp new file mode 100644 index 0000000..43ba4c4 --- /dev/null +++ b/src/game_enums.cpp @@ -0,0 +1,32 @@ +#include + +const char* player_race_s[] = { + "Error", + "Human", + "Elf", + "Orc", + "Dwarf", + "Lesser Orc", + "Barbarian", + "Goblin", + "Dark Elf" +}; + +const char* player_profession_s[] = { + "Error", + "Warrior", + "Wizard", + "Thief", + "Woodsman", + "Assassin", + "Mercenary" +}; + + +const char* profession(player_profession p) { + return player_profession_s[p]; +} + +const char* race(player_race r) { + return player_race_s[r]; +} diff --git a/src/game_player.cpp b/src/game_player.cpp new file mode 100644 index 0000000..2bf28a9 --- /dev/null +++ b/src/game_player.cpp @@ -0,0 +1,714 @@ +#include +#include +#include +#include +#include + +player_list registering_players; +player_list live_players; + +bool player_is_registering(dpp::snowflake user_id) { + return registering_players.find(user_id) != registering_players.end(); +} + +bool player_is_live(dpp::snowflake user_id) { + return live_players.find(user_id) != live_players.end(); +} + +player get_registering_player(const dpp::interaction_create_t& event) { + auto f = registering_players.find(event.command.usr.id); + if (f != registering_players.end()) { + return f->second; + } + player p(true); + p.event = event; + registering_players[event.command.usr.id] = p; + return registering_players[event.command.usr.id]; +} + +void update_registering_player(const dpp::interaction_create_t& event, player p) { + registering_players[event.command.usr.id] = p; +} + +player get_live_player(dpp::snowflake user_id) { + auto f = live_players.find(user_id); + if (f != live_players.end()) { + return f->second; + } + live_players.emplace(user_id, player(true)); + return live_players[user_id]; +} + +player::~player() { +} + +dpp::message player::get_registration_message(dpp::cluster& cluster, const dpp::interaction_create_t &event) { + dpp::embed embed = dpp::embed() + .set_url("https://ssod.org/") + .set_title("The Seven Spells Of Destruction") + .set_footer(dpp::embed_footer{ + .text = "New player creation for " + event.command.usr.format_username(), + .icon_url = cluster.me.get_avatar_url(), + .proxy_url = "", + }) + .set_colour(0xd5b994) + .set_description(fmt::format("Welcome to the world of **Utopia**, {}!\n\nYour character is shown below. If you are not happy with your base stats, click **Re-Roll** for new ones. Once you commit to this character, you cannot change these base stats without **restarting**.", event.command.usr.get_mention())) + .add_field("Stamina", std::to_string(stamina) + bonuses(1, race, profession), true) + .add_field("Skill", std::to_string(skill) + bonuses(2, race, profession), true) + .add_field("Luck", std::to_string(luck) + bonuses(3, race, profession), true) + .add_field("Sneak", std::to_string(sneak) + bonuses(4, race, profession), true) + .add_field("Speed", std::to_string(speed) + bonuses(5, race, profession), true) + .add_field("Gold", std::to_string(gold), true) + .add_field("Silver", std::to_string(silver), true) + .add_field("Rations", std::to_string(rations), true) + .add_field("Notoriety", std::to_string(notoriety), true) + .add_field("Armour", fmt::format("{} (Rating {})", armour.name, armour.rating), true) + .add_field("Weapon", fmt::format("{} (Rating {})", weapon.name, weapon.rating), true) + ; + + cluster.log(dpp::ll_debug, "Display: " + std::to_string(race) + " prof: " + std::to_string(profession)); + + dpp::component race_select_menu, profession_select_menu; + race_select_menu.set_type(dpp::cot_selectmenu) + .set_min_values(1) + .set_max_values(1) + .set_required(true) + .set_placeholder("Select Your Race") + .set_id("select_player_race") + .add_select_option(dpp::select_option("Human", "1", "The jack-of-all-trades").set_default(race == race_human)) + .add_select_option(dpp::select_option("Elf", "2", "Experts in the arcane and the forests").set_default(race == race_elf)) + .add_select_option(dpp::select_option("Orc", "3", "Battle hardened and never backs down from a fight").set_default(race == race_orc)) + .add_select_option(dpp::select_option("Dwarf", "4", "Small and hardy with a love of treasure").set_default(race == race_dwarf)) + .add_select_option(dpp::select_option("Lesser Orc", "5", "A rebel from the servant-race of the Orcs").set_default(race == race_lesser_orc)) + .add_select_option(dpp::select_option("Barbarian", "6", "A tough human of the northern wastes").set_default(race == race_barbarian)) + .add_select_option(dpp::select_option("Goblin", "7", "A dumber, but craftier creature of Orc blood").set_default(race == race_goblin)) + .add_select_option(dpp::select_option("Dark Elf", "8", "Experts in dark magic and subterfuge").set_default(race == race_dark_elf)); + profession_select_menu.set_type(dpp::cot_selectmenu) + .set_min_values(1) + .set_max_values(1) + .set_placeholder("Select Your Profession") + .set_required(true) + .set_id("select_player_profession") + .add_select_option(dpp::select_option("Warrior", "1", "Experts with bladed and blunt weapons").set_default(profession == prof_warrior)) + .add_select_option(dpp::select_option("Wizard", "2", "Skilled in use of magic and potions").set_default(profession == prof_wizard)) + .add_select_option(dpp::select_option("Thief", "3", "Sleight of hand is their game").set_default(profession == prof_thief)) + .add_select_option(dpp::select_option("Woodsman", "4", "Experts in bows, and navigating forests").set_default(profession == prof_woodsman)) + .add_select_option(dpp::select_option("Assassin", "5", "A stealthy and efficient professional killer for hire").set_default(profession == prof_assassin)) + .add_select_option(dpp::select_option("Mercenary", "6", "A sword for hire, who gets the job done... for a price.").set_default(profession == prof_mercenary)); + + return dpp::message() + .add_embed(embed) + .add_component(dpp::component() + .add_component(race_select_menu) + ) + .add_component(dpp::component() + .add_component(profession_select_menu) + ) + .add_component( + dpp::component() + .add_component(dpp::component() + .set_type(dpp::cot_button) + .set_id("player_reroll") + .set_label("Re-Roll") + .set_style(dpp::cos_danger) + ) + .add_component(dpp::component() + .set_type(dpp::cot_button) + .set_id("player_herb_spell_selection") + .set_label("Continue") + .set_style(dpp::cos_success) + ) + .add_component(dpp::component() + .set_type(dpp::cot_button) + .set_id("player_nav_help") + .set_label("Get Help") + .set_url("https://discord.gg/brainbox") + .set_style(dpp::cos_link) + ) + ).set_flags(dpp::m_ephemeral); +} + +bool player::has_herb(const std::string herb_name) { + for (const item& herb : herbs) { + if (herb.name == herb_name) { + return true; + } + } + return false; +} + +bool player::has_component_herb(const std::string& spell) { + if (spell == "fire" && has_herb("fireseeds")) { + return true; + } + if (spell == "water" && has_herb("hartleaf")) { + return true; + } + if (spell == "light" && has_herb("fireseeds")) { + return true; + } + if (spell == "fly" && has_herb("elfbane")) { + return true; + } + if (spell == "strength") { + return true; + } + if (spell == "x-ray") { + return true; + } + if (spell == "bolt" && has_herb("spikegrass")) { + return true; + } + if (spell == "fasthands" && has_herb("orcweed")) { + return true; + } + if (spell == "thunderbolt" && has_herb("wizardsivy")) { + return true; + } + if (spell == "steal" && has_herb("wizardsivy")) { + return true; + } + if (spell == "shield" && has_herb("fireseeds")) { + return true; + } + if (spell == "jump" && has_herb("hartleaf")) { + return true; + } + if (spell == "open") { + return true; + } + if (spell == "spot") { + return true; + } + if (spell == "sneak" && has_herb("stickwart")) { + return true; + } + if (spell == "esp" && has_herb("stickwart")) { + return true; + } + if (spell == "run" && has_herb("elfbane")) { + return true; + } + if (spell == "invisible") { + return true; + } + if (spell == "shrink" && has_herb("woodweed")) { + return true; + } + if (spell == "grow" && has_herb("woodweed")) { + return true; + } + if (spell == "air" && has_herb("monkgrass")) { + return true; + } + if (spell == "animalcommunication" && has_herb("monkgrass")) { + return true; + } + if (spell == "weaponskill" && has_herb("hartleaf")) { + return true; + } + if (spell == "healing" && has_herb("wizardsivy")) { + return true; + } + if (spell == "woodsmanship" && has_herb("wizardsivy")) { + return true; + } + if (spell == "nightvision") { + return true; + } + if (spell == "heateyes" && has_herb("fireseeds")) { + return true; + } + if (spell == "decipher" && has_herb("blidvines")) { + return true; + } + if (spell == "detect" && has_herb("blidvines")) { + return true; + } + if (spell == "tracking" && has_herb("blidvines")) { + return true; + } + if (spell == "espsurge" && has_herb("hallucinogen")) { + return true; + } + if (spell == "afterimage" && has_herb("hallucinogen")) { + return true; + } + if (spell == "psychism" && has_herb("hallucinogen")) { + return true; + } + if (spell == "spiritwalk" && has_herb("hallucinogen")) { + return true; + } + if (spell == "growweapon" && has_herb("woodweed")) { + return true; + } + return false; +} + + +dpp::message player::get_magic_selection_message(dpp::cluster& cluster, const dpp::interaction_create_t &event) { + size_t max_spells = (profession == prof_wizard ? 5 : 2); + dpp::embed embed = dpp::embed() + .set_url("https://ssod.org/") + .set_title("The Seven Spells Of Destruction") + .set_footer(dpp::embed_footer{ + .text = "New player creation for " + event.command.usr.format_username(), + .icon_url = cluster.me.get_avatar_url(), + .proxy_url = "", + }) + .set_colour(0xd5b994) + .set_description(fmt::format("Now, select your herbs and magic. Certain spells require herbs in your inventory to function.\n\n\ + Read the descriptions of the herbs to determine which types of spells they might provide access to.\n\n\ + **You have selected __{}__ of up to __{}__ herbs, and __{}__ of up to __{}__ spells.**\n\n\ + Once you are happy with your choices, click **Continue** to name your character.", herbs.size(), 3, spells.size(), max_spells)); + + dpp::component herb_select_menu, spell_select_menu; + herb_select_menu.set_type(dpp::cot_selectmenu) + .set_min_values(0) + .set_max_values(3) + .set_placeholder("Select Herbs") + .set_id("select_player_herbs") + .add_select_option(dpp::select_option("Hartleaf", "hartleaf", "A herb associated with movement and water").set_default(has_herb("hartleaf"))) + .add_select_option(dpp::select_option("Elfbane", "elfbane", "Commonly found around fast moving birds").set_default(has_herb("elfbane"))) + .add_select_option(dpp::select_option("Monkgrass", "monkgrass", "Opens the mind to other languages").set_default(has_herb("monkgrass"))) + .add_select_option(dpp::select_option("Fireseeds", "fireseeds", "Used for spells involving heat and fire").set_default(has_herb("fireseeds"))) + .add_select_option(dpp::select_option("Woodweed", "woodweed", "Has properties that allow rapid change in size").set_default(has_herb("woodweed"))) + .add_select_option(dpp::select_option("Blidvines", "blidvines", "Used to reveal what is hidden").set_default(has_herb("blidvines"))) + .add_select_option(dpp::select_option("Stickwart", "stickwart", "Said to allow the user to read minds").set_default(has_herb("stickwart"))) + .add_select_option(dpp::select_option("Spikegrass", "spikegrass", "A very sharp bladed plant").set_default(has_herb("spikegrass"))) + .add_select_option(dpp::select_option("Hallucinogen", "hallucinogen", "Alters perception for the user and those nearby").set_default(has_herb("hallucinogen"))) + .add_select_option(dpp::select_option("Wizards Ivy", "wizardsivy", "A truly powerful but mysterious plant").set_default(has_herb("wizardsivy"))) + .add_select_option(dpp::select_option("Orcweed", "orcweed", "Literally a weed, abundant around Orc camps").set_default(has_herb("orcweed"))); + spell_select_menu.set_type(dpp::cot_selectmenu) + .set_min_values(0) + .set_placeholder("Select Spells") + .set_id("select_player_spells"); + /* Fill spell select menu only with spells applicable to the chosen herbs up to a max of 25 choices */ + const std::vector all_spells{ + dpp::select_option("Fire", "fire", "Summons fire"), + dpp::select_option("Water", "water", "Summons Water"), + dpp::select_option("Light", "light", "Summons light around the caster"), + dpp::select_option("Fly", "fly", "Allows the caster to fly for a short amount of time"), + dpp::select_option("Strength", "strength", "Gives the caster increased strength"), + dpp::select_option("X-Ray", "x-ray", "Allows the caster to see through many objects"), + dpp::select_option("Bolt", "bolt", "Fires a sharp and hard projectile from the hand of the caster"), + dpp::select_option("Fast Hands", "fasthands", "Allows for faster movement"), + dpp::select_option("Thunderbolt", "thunderbolt", "Summons lightning from the heavens!"), + dpp::select_option("Steal", "steal", "Makes it easier for the caster to steal things"), + dpp::select_option("Shield", "shield", "Protects the caster from physical attacks"), + dpp::select_option("Jump", "jump", "Allows the caster to jump superhuman heights"), + dpp::select_option("Open", "open", "Opens locks that would otherwise remain stubbornly closed"), + dpp::select_option("Spot", "spot", "Identifies things that are hidden"), + dpp::select_option("Sneak", "sneak", "Makes the caster stealthy and hard to detect"), + dpp::select_option("E.S.P.", "esp", "Allows the caster to read minds"), + dpp::select_option("Run", "run", "Makes the caster supenaturally fast-footed"), + dpp::select_option("Invisible", "invisible", "Hides the caster from most creatures"), + dpp::select_option("Shrink", "shrink", "Makes the caster very small, hard to hit and quite vulnerable"), + dpp::select_option("Grow", "grow", "Makes the caster temporarily very large"), + dpp::select_option("Air", "air", "Projects a bubble of breathable air around the caster"), + dpp::select_option("Animal Communication", "animalcommunication", "Talk to animals. Does what it says on the tin."), + dpp::select_option("Weapon Skill", "weaponskill", "A temporary boost in weapons proficiency"), + dpp::select_option("Healing", "healing", "Heals the sick and knits closed wounds"), + dpp::select_option("Woodsmanship", "woodsmanship", "Gives an advantage in forests and jungles"), + dpp::select_option("Night Vision", "nightvision", "Allows the caster to see in the dark"), + dpp::select_option("Heat Eyes", "heateyes", "Project blazing heat from the caster's eyeballs"), + dpp::select_option("Decipher", "decipher", "Read what others cannot"), + dpp::select_option("Detect", "detect", "Find many things that are hiding from you"), + dpp::select_option("Tracking", "tracking", "Follow those who do not want to be followed"), + dpp::select_option("E.S.P. Surge", "espsurge", "A psychic blast that can destroy minds and sanity"), + dpp::select_option("After Image", "afterimage", "Project ghost-like copies of yourself behind you as you move"), + dpp::select_option("Psychism", "psychism", "Allows a glimpse into the realm beyond"), + dpp::select_option("Spirit Walk", "spiritwalk", "Leave your body to see places physically far away"), + dpp::select_option("Grow Weapon", "growweapon", "Make your weapons bigger. Good luck using them!"), + }; + + size_t spell_count = 0; + for (const auto& spell : all_spells) { + if (has_component_herb(spell.value)) { + spell_select_menu.add_select_option(spell); + spell_count++; + } + } + if (!spell_count) { + spell_select_menu.add_select_option(dpp::select_option("Select at least one herb", "0", "You must select some herbs. The herbs facilitate spell casting.")); + spell_select_menu.set_max_values(0); + } else { + if (spell_count < max_spells) { + spell_select_menu.set_max_values(spell_count); + } else { + spell_select_menu.set_max_values(max_spells); + } + } + + return dpp::message() + .add_embed(embed) + .add_component(dpp::component() + .add_component(herb_select_menu) + ) + .add_component(dpp::component() + .add_component(spell_select_menu) + ) + .add_component( + dpp::component() + .add_component(dpp::component() + .set_type(dpp::cot_button) + .set_id("player_name") + .set_label("Continue") + .set_style(dpp::cos_success) + ) + .add_component(dpp::component() + .set_type(dpp::cot_button) + .set_id("player_nav_help") + .set_label("Get Help") + .set_url("https://discord.gg/brainbox") + .set_style(dpp::cos_link) + ) + ).set_flags(dpp::m_ephemeral); +} + +player::player(bool reroll) : + state(state_roll_stats), + race(player_race::race_error), profession(player_profession::prof_error), + X(player_profession::prof_error), stamina(0), skill(0), luck(0), sneak(0), + speed(0), silver(0), gold(0), rations(0), experience(0), notoriety(0), + days(0), scrolls(0), last_use(0), last_strike(0), pinned(0), muted(0), + mana(0), mana_tick(0) { + if (reroll) { + skill = dice() + 5; + stamina = dice() + 5; + speed = dice() + 5; + sneak = dice(); + rations = dice() + 4; + luck = dice() + dice() + 4; + gold = 10; + days = 14; + notoriety = 10; + int d; + while ((d = dice()) == 6); + race = (player_race)d; + profession = (player_profession)dice(); + + weapon = { .name = "Hunting Dagger", .rating = 1 }; + armour = { .name = "Leather Coat", .rating = 1 }; + possessions.emplace_back(item{ .name = "Hunting Dagger", .flags = "W1" }); + possessions.emplace_back(item{ .name = "Leather Coat", .flags = "A1" }); + possessions.emplace_back(item{ .name = "Stamina Potion", .flags = "ST+4" }); + possessions.emplace_back(item{ .name = "Skill Potion", .flags = "SK+4" }); + reset_to_spawn_point(); + gotfrom = "__ITEMS_FROM__"; + + if (profession == prof_warrior) { + add_stamina(5); + } + if (race == race_barbarian || race == race_orc) { + add_stamina(3); + } + } +} + +player::player(dpp::snowflake user_id, bool get_backup) : player() { + db::resultset a_row = db::query(fmt::format("SELECT * FROM {} WHERE user_id = ?", get_backup ? "game_default_users" : "game_users"), {user_id}); + if (a_row.size()) + { + race = (player_race)atoi(a_row[0].at("race").c_str()); + profession = (player_profession)atoi(a_row[0].at("profession").c_str()); + X = profession; + stamina = atol(a_row[0].at("stamina").c_str()); + skill = atol(a_row[0].at("skill").c_str()); + luck = atol(a_row[0].at("luck").c_str()); + sneak = atol(a_row[0].at("sneak").c_str()); + speed = atol(a_row[0].at("speed").c_str()); + silver = atol(a_row[0].at("silver").c_str()); + gold = atol(a_row[0].at("gold").c_str()); + rations = atol(a_row[0].at("rations").c_str()); + experience = atol(a_row[0].at("experience").c_str()); + notoriety = atol(a_row[0].at("notoriety").c_str()); + days = atol(a_row[0].at("days").c_str()); + scrolls = atol(a_row[0].at("scrolls").c_str()); + paragraph = a_row[0].at("paragraph"); + armour.name = a_row[0].at("armour"); + weapon.name = a_row[0].at("weapon"); + armour.rating = atol(a_row[0].at("armour_rating").c_str()); + weapon.rating = atol(a_row[0].at("weapon_rating").c_str()); + // TODO: NOTES + last_use = atoll(a_row[0].at("lastuse").c_str()); + last_strike = atoll(a_row[0].at("laststrike").c_str()); + pinned = atoll(a_row[0].at("pinned").c_str()); + muted = atoll(a_row[0].at("muted").c_str()); + mana = atol(a_row[0].at("mana").c_str()); + mana_tick = atoll(a_row[0].at("manatick").c_str()); + } + + auto res = db::query("SELECT item_desc, item_flags FROM game_owned_items WHERE user_id = ?", {user_id}); + for (const auto& a_row : res) + { + const std::string& item_desc = a_row.at("item_desc"); + const std::string& item_flags = a_row.at("item_flags"); + if (item_flags == "SPELL" && !item_desc.empty()) { + spells.emplace_back(item{ .name = item_desc, .flags = item_flags }); + } else if (item_flags == "HERB" && !item_desc.empty()) { + herbs.emplace_back(item{ .name = item_desc, .flags = item_flags }); + } else if (!item_desc.empty()) { + possessions.emplace_back(item{ .name = item_desc, .flags = item_flags }); + } + } +} + +bool player::save(dpp::snowflake user_id, bool put_backup) +{ + db::transaction(); + + db::query("DELETE FROM game_owned_items WHERE user_id = ?", {user_id}); + + for (const item& posession : possessions) { + if (posession.name != "[none]") { + db::query("INSERT INTO game_owned_items (user_id, item_desc, item_flags) VALUES(?,?,?)", {user_id, posession.name, posession.flags}); + } + } + for (const item& herb : herbs) { + if (herb.name != "[none]") { + db::query("INSERT INTO game_owned_items (user_id, item_desc, item_flags) VALUES(?,?,?)", {user_id, herb.name, herb.flags}); + } + } + for (const item& spell : spells) { + if (spell.name != "[none]") { + db::query("INSERT INTO game_owned_items (user_id, item_desc, item_flags) VALUES(?,?,?)", {user_id, spell.name, spell.flags}); + } + } + db::query(fmt::format("DELETE FROM {} WHERE user_id = ?", put_backup ? "game_default_users" : "game_users"), {user_id}); + + last_use = time(nullptr); + + db::query(fmt::format("INSERT INTO {} (user_id, race, profession, stamina, skill, luck, sneak, speed, silver, gold, rations, experience, notoriety, days, scrolls, paragraph, \ + armour, weapon, gotfrom, armour_rating, weapon_rating, lastuse, laststrike, pinned, muted, mana, manatick) \ + VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", put_backup ? "game_default_users" : "game_users"), + {user_id, race, profession, stamina, skill, luck, sneak, speed, silver, gold, rations, experience, notoriety, days, scrolls, paragraph, + armour.name, weapon.name, gotfrom, armour.rating, weapon.rating, last_use, last_strike, pinned, muted, mana, mana_tick} + ); + + db::commit(); + + if (put_backup) { + save(user_id, false); + } + + return true; +} + +void player::strike() { + // store this time as the time a hit was last made in combat + last_strike = time(nullptr); +} + +void player::reset_to_spawn_point() { + switch (race) { + case race_human: + paragraph = "1306"; + break; + case race_orc: + paragraph = "1306"; + break; + case race_lesser_orc: + paragraph = "1325"; + break; + case race_elf: + paragraph = "1325"; + break; + default: + case race_dwarf: + paragraph = "1332"; + break; + } +} + +std::string player::get_flags() { + return gotfrom; +} + +bool player::sneak_test(long monster_sneak) { + return ((sneak + dice()) > (monster_sneak + dice())); +} + +void player::add_stamina(long modifier) { + if (stamina < 1) { + // cant add stamina to a dead person (stops resurrect bugs) + return; + } + stamina = std::max((long)0, stamina + modifier); +} + +void player::add_experience(long modifier) { + experience = std::max((long)0, experience + modifier); +} + +bool player::is_dead() { + return (stamina <= 0); +} + +bool player::time_up() { + return (days <= 0); +} + +void player::add_skill(long modifier) { + skill = std::max((long)0, skill + modifier); +} + +bool player::test_luck() +{ + bool result = (dice() + dice() <= luck); + luck = std::max((long)0, luck - 1); + return result; +} + +bool player::test_stamina() { + return(dice() + dice() <= stamina); +} + +bool player::test_skill() { + return(dice() + dice() <= skill); +} + +bool player::test_speed() { + return(dice() + dice() <= speed); +} + +bool player::test_experience() { + return(dice() + dice() * 4 <= experience); +} + +void player::add_luck(long modifier) { + luck = std::max((long)0, luck + modifier); +} + +void player::add_sneak(long modifier) { + sneak = std::max((long)0, sneak + modifier); +} + +void player::add_speed(long modifier) { + speed = std::max((long)0, speed + modifier); +} + +void player::add_gold(long modifier) { + gold = std::max((long)0, gold + modifier); +} + +void player::add_silver(long modifier) { + silver = std::max((long)0, silver + modifier); +} + +// Remove a ration point, or subtract 2 stamina if none left - +// returns false if out of rations (so warnings can be displayed) +bool player::eat_ration() { + if (rations-- < 1) { + add_stamina(-2); + rations = 0; + return false; + } + return true; +} + +void player::add_rations(long modifier) { + rations = std::max((long)0, rations + modifier); +} + +// Remove a day and return false if the time is now up + +bool player::remove_day() { + if (days-- < 1) { + days = 0; + return false; + } + return true; +} + +long bonuses_numeric(int type, player_race R, player_profession P) { + long mod_stm = 0, mod_skl = 0, mod_luk = 0, mod_snk = 0, mod_spd = 0, bonus = 0; + + switch (type) + { + case 1: + if (R==race_human) mod_stm+=1; + if (R==race_elf) mod_stm+=-1; + if (R==race_orc) mod_stm+=4; + if (R==race_lesser_orc) mod_stm+=-1; + if (R==race_goblin) mod_stm+=-1; + if (R==race_dwarf) mod_stm+=1; + if (R==race_barbarian) mod_stm+=3; + if (R==race_dark_elf) mod_stm+=-1; + + if (P==prof_warrior) mod_stm+=3; + if (P==prof_mercenary) mod_stm+=2; + bonus = mod_stm; + break; + case 2: + if (R==race_human) mod_skl+=1; + if (R==race_elf) mod_skl+=2; + if (R==race_orc) mod_skl+=-1; + if (R==race_lesser_orc) mod_skl+=-2; + if (R==race_goblin) mod_skl+=-1; + if (R==race_dwarf) mod_skl+=1; + if (R==race_barbarian) mod_skl+=-1; + if (R==race_dark_elf) mod_skl+=+2; + + if (P==prof_wizard) mod_skl+=3; + if (P==prof_assassin) mod_skl+=2; + if (P==prof_mercenary) mod_skl+=1; + bonus = mod_skl; + break; + case 3: + if (R==race_human) mod_luk+=0; + if (R==race_elf) mod_luk+=-2; + if (R==race_orc) mod_luk+=-1; + if (R==race_lesser_orc) mod_luk+=2; + if (R==race_goblin) mod_luk+=1; + if (R==race_dwarf) mod_luk+=0; + if (R==race_barbarian) mod_luk+=0; + if (R==race_dark_elf) mod_luk+=-4; + + if (P==prof_woodsman) mod_luk+=2; + bonus = mod_luk; + break; + case 4: + if (R==race_human) mod_snk+=-1; + if (R==race_elf) mod_snk+=0; + if (R==race_orc) mod_snk+=-1; + if (R==race_lesser_orc) mod_snk+=2; + if (R==race_goblin) mod_snk+=1; + if (R==race_dwarf) mod_snk+=0; + if (R==race_barbarian) mod_snk+=-1; + if (R==race_dark_elf) mod_snk+=2; + + if (P==prof_thief) mod_snk+=3; + if (P==prof_assassin) mod_snk+=1; + bonus = mod_snk; + break; + case 5: + if (R==race_human) mod_spd+=-1; + if (R==race_elf) mod_spd+=1; + if (R==race_orc) mod_spd+=-1; + if (R==race_lesser_orc) mod_spd+=0; + if (R==race_goblin) mod_spd+=0; + if (R==race_dwarf) mod_spd+=-2; + if (R==race_barbarian) mod_spd+=-1; + if (R==race_dark_elf) mod_spd+=1; + + if (P==prof_woodsman) mod_spd+=1; + bonus = mod_spd; + break; + } + + return bonus; + +} + +std::string bonuses(int type, player_race R, player_profession P) { + long bonus = bonuses_numeric(type, R, P); + if (bonus > 0) { + return fmt::format(" (+{})", bonus); + } else if (bonus == 0) { + return " "; + } else { + return fmt::format(" ({})", bonus); + } +} diff --git a/src/game_util.cpp b/src/game_util.cpp new file mode 100644 index 0000000..c7e5e74 --- /dev/null +++ b/src/game_util.cpp @@ -0,0 +1,34 @@ +#include +#include +#include + +std::string describe_item(const std::string& modifier_flags, const std::string& name) +{ + auto res = db::query("SELECT idesc FROM game_item_descs WHERE name = ?", {name}); + std::string rv{res.size() ? res[0].at("idesc") : ""}; + if (!rv.empty()) { + return rv; + } + + if (modifier_flags.empty()) { + return name; + } + if (modifier_flags.substr(0, 3) == "ST+") { + return fmt::format("Adds {} stamina when used.", modifier_flags.substr(3)); + } else if (modifier_flags.substr(0, 3) == "SK+") { + return fmt::format("Adds {} skill when used.", modifier_flags.substr(3)); + } else if (modifier_flags.substr(0, 3) == "LK+") { + return fmt::format("Adds {} luck when used.", modifier_flags.substr(3)); + } else if (modifier_flags.substr(0, 3) == "SN+") { + return fmt::format("Adds {} sneak when used.", modifier_flags.substr(3)); + } else if (modifier_flags.substr(0, 2) == "W+") { + return fmt::format("This item adds {} to your weapon score.", modifier_flags.substr(2)); + } else if (modifier_flags.substr(0, 2) == "A+") { + return fmt::format("This item adds {} to your armour score.", modifier_flags.substr(2)); + } else if (modifier_flags[0] == 'W') { + return fmt::format("This is a weapon with a rating of {}.",modifier_flags.substr(1)); + } else if (modifier_flags[0] == 'A') { + return fmt::format("This is armour with a rating of {}.",modifier_flags.substr(1)); + } + return name; +} diff --git a/src/listeners.cpp b/src/listeners.cpp new file mode 100644 index 0000000..2f1634b --- /dev/null +++ b/src/listeners.cpp @@ -0,0 +1,227 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include +#include +#include +#include + +namespace listeners { + + /** + * @brief Welcome a new guild to the bot with some advice on getting started + * + * @param bot + * @param guild_id + * @param channel_id + */ + void send_welcome(dpp::cluster& bot, dpp::snowflake guild_id, dpp::snowflake channel_id) { + bot.message_create( + dpp::message(channel_id, "") + .add_embed( + dpp::embed() + .set_description("Detailed welcome message will go here in due course") + .set_title("Welcome, Adventurers!") + .set_color(colours::good) + .set_url("https://ssod.org/") + .set_thumbnail(bot.me.get_avatar_url()) + .set_footer("The Seven Spells Of Destruction", bot.me.get_avatar_url()) + ) + ); + /* Probably successfully welcomed */ + db::query("UPDATE guild_cache SET welcome_sent = 1 WHERE id = ?", {guild_id}); + } + + /** + * @brief Check every 30 seconds for new guilds and welcome them + * + * @param bot cluster ref + */ + void welcome_new_guilds(dpp::cluster& bot) { + auto result = db::query("SELECT id FROM guild_cache WHERE welcome_sent = 0"); + for (const auto& row : result) { + /* Determine the correct channel to send to */ + dpp::snowflake guild_id = row.at("id"); + bot.log(dpp::ll_info, "New guild: " + guild_id.str()); + bot.guild_get(guild_id, [&bot, guild_id](const auto& cc) { + if (cc.is_error()) { + /* Couldn't fetch the guild - kicked within 30 secs of inviting, bummer. */ + db::query("UPDATE guild_cache SET welcome_sent = 1 WHERE id = ?", {guild_id}); + return; + } + dpp::guild guild = std::get(cc.value); + /* First try to send the message to system channel or safety alerts channel if defined */ + if (!guild.system_channel_id.empty()) { + send_welcome(bot, guild.id, guild.system_channel_id); + return; + } + if (!guild.safety_alerts_channel_id.empty()) { + send_welcome(bot, guild.id, guild.safety_alerts_channel_id); + return; + } + /* As a last resort if they dont have one of those channels set up, find a named + * text channel that looks like its the main general/chat channel + */ + bot.channels_get(guild_id, [&bot, guild_id, guild](const auto& cc) { + if (cc.is_error()) { + /* Couldn't fetch the channels - kicked within 30 secs of inviting, bummer. */ + db::query("UPDATE guild_cache SET welcome_sent = 1 WHERE id = ?", {guild_id}); + return; + } + dpp::channel_map channels = std::get(cc.value); + dpp::snowflake selected_channel_id, first_text_channel_id; + for (const auto& c : channels) { + const dpp::channel& channel = c.second; + std::string lowername = dpp::lowercase(channel.name); + if ((lowername == "general" || lowername == "chat" || lowername == "moderators") && channel.is_text_channel()) { + selected_channel_id = channel.id; + break; + } else if (channel.is_text_channel()) { + first_text_channel_id = channel.id; + } + } + if (selected_channel_id.empty() && !first_text_channel_id.empty()) { + selected_channel_id = first_text_channel_id; + } + if (!selected_channel_id.empty()) { + send_welcome(bot, guild_id, selected_channel_id); + } else { + /* What sort of server has NO text channels and invites a game bot??? */ + db::query("UPDATE guild_cache SET welcome_sent = 1 WHERE id = ?", {guild_id}); + } + }); + }); + } + } + + void on_ready(const dpp::ready_t &event) { + dpp::cluster& bot = *event.from->creator; + if (dpp::run_once()) { + bot.global_bulk_command_create({ + register_command(bot), + register_command(bot), + }); + + auto set_presence = [&bot]() { + bot.current_application_get([&bot](const dpp::confirmation_callback_t& v) { + if (!v.is_error()) { + dpp::application app = std::get(v.value); + bot.set_presence(dpp::presence(dpp::ps_online, dpp::at_game, fmt::format("on {} servers", app.approximate_guild_count))); + } + }); + }; + + bot.start_timer([&bot, set_presence](dpp::timer t) { + set_presence(); + }, 240); + bot.start_timer([&bot](dpp::timer t) { + post_botlists(bot); + }, 60 * 15); + bot.start_timer([&bot](dpp::timer t) { + welcome_new_guilds(bot); + }, 30); + + set_presence(); + welcome_new_guilds(bot); + + register_botlist(); + register_botlist(); + register_botlist(); + + post_botlists(bot); + } + } + + void on_guild_create(const dpp::guild_create_t &event) { + if (event.created->is_unavailable()) { + return; + } + db::query("INSERT INTO guild_cache (id, owner_id, name, user_count) VALUES(?,?,?,?) ON DUPLICATE KEY UPDATE owner_id = ?, name = ?, user_count = ?", { event.created->id, event.created->owner_id, event.created->name, event.created->member_count, event.created->owner_id, event.created->name, event.created->member_count }); + } + + void on_guild_delete(const dpp::guild_delete_t &event) { + db::query("DELETE FROM guild_cache WHERE id = ?", { event.deleted.id }); + event.from->creator->log(dpp::ll_info, "Removed from guild: " + event.deleted.id.str()); + } + + void on_button_click(const dpp::button_click_t &event) { + } + + void on_slashcommand(const dpp::slashcommand_t &event) { + event.from->creator->log( + dpp::ll_info, + fmt::format( + "COMMAND: {} by {} ({} Guild: {})", + event.command.get_command_name(), + event.command.usr.format_username(), + event.command.usr.id, + event.command.guild_id + ) + ); + route_command(event); + } + + void reply_to_ping(const dpp::message_create_t &ev) { + std::vector replies{ + "Hail, @user!", + "Yes, @user?", + "@user, You probably want the /start command", + }; + std::vector::iterator rand_iter = replies.begin(); + std::advance(rand_iter, std::rand() % replies.size()); + std::string response = replace_string(*rand_iter, "@user", ev.msg.author.get_mention()); + ev.from->creator->message_create( + dpp::message(ev.msg.channel_id, response) + .set_allowed_mentions(true, false, false, true, {}, {}) + .set_reference(ev.msg.id, ev.msg.guild_id, ev.msg.channel_id, false) + ); + } + + void on_message_create(const dpp::message_create_t &event) { + auto guild_member = event.msg.member; + + /* If the author is a bot or webhook, stop the event (no checking). */ + if (event.msg.author.is_bot() || event.msg.author.id.empty()) { + return; + } + + /* Check if we are mentioned in the message, if so send a sarcastic reply */ + for (const auto& ping : event.msg.mentions) { + if (ping.first.id == event.from->creator->me.id) { + reply_to_ping(event); + /* Don't return, just break, because people might still try + * to put dodgy images in the message too + */ + break; + } + } + + } +} diff --git a/src/logger.cpp b/src/logger.cpp new file mode 100644 index 0000000..ee89329 --- /dev/null +++ b/src/logger.cpp @@ -0,0 +1,81 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include +#include + +namespace logger { + + using spdlog_level = spdlog::level::level_enum; + + constexpr int max_log_size = 1024 * 1024 * 5; + + static std::shared_ptr async_logger; + + void init(const std::string& log_file) { + /* This shuts up libleptonica, who tf logs errors to stderr in a lib?! */ + int fd = ::open("/dev/null", O_WRONLY); + ::dup2(fd, 2); + ::close(fd); + + /* Set up spdlog logger */ + spdlog::init_thread_pool(8192, 2); + std::vector sinks = { + std::make_shared(), + std::make_shared(log_file, max_log_size, 10) + }; + + async_logger = std::make_shared("file_and_console", sinks.begin(), sinks.end(), spdlog::thread_pool(), spdlog::async_overflow_policy::block); + async_logger->set_pattern("%^%Y-%m-%d %H:%M:%S.%e [%L] [th#%t]%$ : %v"); + async_logger->set_level(spdlog_level::debug); + + spdlog::register_logger(async_logger); + } + + void log(const dpp::log_t & event) { + if (event.message == "You have attached an event to cluster::on_message_create() but have not specified the privileged intent dpp::i_message_content. Message content, embeds, attachments, and components on received guild messages will be empty.") { + return; + } + switch (event.severity) { + case dpp::ll_trace: + async_logger->trace("{}", event.message); + break; + case dpp::ll_debug: + async_logger->debug("{}", event.message); + break; + case dpp::ll_info: + async_logger->info("{}", event.message); + break; + case dpp::ll_warning: + async_logger->warn("{}", event.message); + break; + case dpp::ll_error: + async_logger->error("{}", event.message); + break; + case dpp::ll_critical: + async_logger->critical("{}", event.message); + break; + } + } +} \ No newline at end of file diff --git a/src/main.cpp b/src/main.cpp new file mode 100644 index 0000000..0e19470 --- /dev/null +++ b/src/main.cpp @@ -0,0 +1,59 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include +#include +#include + +int main(int argc, char const *argv[]) +{ + std::srand(time(NULL)); + config::init("../config.json"); + logger::init(config::get("log")); + + dpp::cluster bot( + config::get("token"), + dpp::i_guild_messages | dpp::i_guild_members | dpp::i_guilds, + 1, 0, 1, true, dpp::cache_policy::cpol_none + ); + +// sentry::init(bot); + + bot.on_log(&logger::log); + bot.on_guild_create(&listeners::on_guild_create); + bot.on_guild_delete(&listeners::on_guild_delete); + bot.on_slashcommand(&listeners::on_slashcommand); + bot.on_message_create(&listeners::on_message_create); + bot.on_button_click(&listeners::on_button_click); + bot.on_ready(&listeners::on_ready); + + db::init(bot); + + /* Start bot */ + bot.set_websocket_protocol(dpp::ws_etf); + bot.start(dpp::st_wait); + +// sentry::close(); +} + diff --git a/src/sentry.cpp b/src/sentry.cpp new file mode 100644 index 0000000..2aec023 --- /dev/null +++ b/src/sentry.cpp @@ -0,0 +1,260 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "3rdparty/httplib.h" + +namespace sentry { + + sentry_transport_t *transport = nullptr; + void *transport_state = nullptr; + dpp::cluster* bot = nullptr; + std::deque send_queue; + std::mutex send_mutex; + std::mutex sentry_mutex; + std::thread* work_thread = nullptr; + std::atomic terminating = false; + + void do_sentry_send(); + + /** + * @brief Send one envelope to sentry endpoint. + * These are batched up and sent in a separate thread. + * @param packet Envelope JSON to send to sentry + */ + void add_send_queue(const std::string& packet) { + std::lock_guard lock(send_mutex); + send_queue.push_back(packet); + } + + /** + * @brief Fetch all pending envelopes for sending, + * emptying the queue. + * @return A queue of pending envelopes + * @note The queue is emptied + */ + std::deque drain_send_queue() { + std::lock_guard lock(send_mutex); + std::deque copy = send_queue; + send_queue.clear(); + return copy; + } + + size_t queue_length() { + std::lock_guard lock(send_mutex); + return send_queue.size(); + } + + /** + * @brief Loop until terminated, calling the + * send function every minute. Bails early if terminated. + */ + void sentry_send_thread() { + dpp::utility::set_thread_name("sentry_sender"); + while (!terminating) { + /* Sleep 1 minute or until terminated */ + for (int i = 0; i < 600; ++i) { + std::this_thread::sleep_for(std::chrono::milliseconds(100)); + if (terminating) { + break; + } + } + if (!terminating) { + do_sentry_send(); + } + } + } + + /** + * @brief Attempt to send whatever is in the queue + * to sentry as a serial set of HTTPS POST requests + */ + void do_sentry_send() { + std::deque queue = drain_send_queue(); + for(const std::string& send_envelope : queue) { + if (send_envelope.empty()) { + continue; + } + Url dsn(config::get("sentry_dsn")); + httplib::Client cli(dsn.scheme() + "://" + dsn.host()); + cli.enable_server_certificate_verification(false); + cli.set_interface(config::get("safe_interface")); + auto res = cli.Post("/api" + dsn.path() + "/envelope/?sentry_key=" + dsn.user_info() + "&sentry_version=7&sentry_client=sentry.native/7.77.0", send_envelope, "application/json"); + if (res) { + /* Handle rate limits if headers provided */ + if (!res->get_header_value("X-Sentry-Rate-Limit-Remaining").empty() && !res->get_header_value("X-Sentry-Rate-Limit-Reset").empty()) { + int remaining = atoi(res->get_header_value("X-Sentry-Rate-Limit-Remaining").c_str()); + time_t next = atoll(res->get_header_value("X-Sentry-Rate-Limit-Reset").c_str()) - time(nullptr); + if (remaining == 0) { + bot->log(dpp::ll_debug, "Sentry rate limit reached, delivery thread sleeping " + std::to_string(next) + " seconds..."); + std::this_thread::sleep_for(std::chrono::seconds(next)); + } + } + if (res->status >= 400) { + bot->log(dpp::ll_debug, "Sentry post error: '" + res->body + "' status: " + std::to_string(res->status) + " event envelope: " + send_envelope); + } + } else { + auto err = res.error(); + bot->log(dpp::ll_debug, "Sentry post error: " + httplib::to_string(err)); + } + } + } + + /** + * @brief Custom sentry transport, queues for delivery by cpphttplib + * on a separate thread. + */ + void custom_transport(sentry_envelope_t *envelope, void *state) { + size_t size_out{0}; + char* env_str = sentry_envelope_serialize(envelope, &size_out); + add_send_queue(env_str); + sentry_free(env_str); + sentry_envelope_free(envelope); + } + + bool init(dpp::cluster& creator) { + bot = &creator; + + std::string dsn = config::get("sentry_dsn"); + std::string env = config::get("environment"); + double sample_rate = config::get("sentry_sample_rate").get(); + sentry_options_t *options = sentry_options_new(); + sentry_options_set_dsn(options, dsn.c_str()); + sentry_options_set_database_path(options, ".sentry-native"); + sentry_options_set_release(options, BEHOLDER_VERSION); + sentry_options_set_debug(options, 0); + sentry_options_set_environment(options, env.c_str()); + sentry_options_set_traces_sample_rate(options, sample_rate); + transport = sentry_transport_new(custom_transport); + sentry_transport_set_state(transport, transport_state); + sentry_options_set_transport(options, transport); + + sentry_init(options); + + sentry_set_tag("cluster", "0"); + + work_thread = new std::thread(sentry_send_thread); + + return true; + } + + void* register_transaction_type(const std::string& transaction_name, const std::string& transaction_operation) { + std::lock_guard lock(sentry_mutex); + return sentry_transaction_context_new( + transaction_name.c_str(), + transaction_operation.c_str() + ); + } + + void* span(void* tx, const std::string& query) { + std::lock_guard lock(sentry_mutex); + return sentry_transaction_start_child((sentry_transaction_t*)tx, "db.sql.query", query.c_str()); + } + + void set_span_status(void* tx, sentry_status s) { + std::lock_guard lock(sentry_mutex); + sentry_span_t* span = (sentry_span_t*)tx; + sentry_span_status_t status = (sentry_span_status_t)s; + sentry_span_set_status(span, status); + } + + void log_catch(const std::string& exception_type, const std::string& what) { + std::lock_guard lock(sentry_mutex); + sentry_value_t exc = sentry_value_new_exception(exception_type.c_str(), what.c_str()); + sentry_value_set_stacktrace(exc, NULL, 0); + sentry_value_t event = sentry_value_new_event(); + sentry_event_add_exception(event, exc); + sentry_capture_event(event); + } + + void set_user(const dpp::user& user, uint64_t guild_id) { + std::lock_guard lock(sentry_mutex); + sentry_value_t u = sentry_value_new_object(); + sentry_value_set_by_key(u, "id", sentry_value_new_string(user.id.str().c_str())); + sentry_value_set_by_key(u, "username", sentry_value_new_string(user.format_username().c_str())); + sentry_value_set_by_key(u, "guild_id", sentry_value_new_string(std::to_string(guild_id).c_str())); + sentry_set_user(u); + } + + void unset_user() { + std::lock_guard lock(sentry_mutex); + sentry_remove_user(); + } + + void log_message_event(const std::string& logger, const std::string& message, sentry_level_t level) { + std::lock_guard lock(sentry_mutex); + sentry_value_t event = sentry_value_new_message_event(level, logger.c_str(), message.c_str()); + sentry_event_value_add_stacktrace(event, NULL, 0); + sentry_capture_event(event); + } + + void log_error(const std::string& logger, const std::string& message) { + log_message_event(logger.c_str(), message.c_str(), SENTRY_LEVEL_ERROR); + } + + void log_warning(const std::string& logger, const std::string& message) { + log_message_event(logger.c_str(), message.c_str(), SENTRY_LEVEL_WARNING); + } + + void log_critical(const std::string& logger, const std::string& message) { + log_message_event(logger.c_str(), message.c_str(), SENTRY_LEVEL_FATAL); + } + + void end_span(void* span) { + std::lock_guard lock(sentry_mutex); + sentry_span_finish((sentry_span_t*)span); + } + + std::string version() { + return sentry_sdk_version(); + } + + void* start_transaction(void* tx_ctx) { + if (!tx_ctx) { + return nullptr; + } + std::lock_guard lock(sentry_mutex); + sentry_transaction_t* tx = sentry_transaction_start((sentry_transaction_context_t *)tx_ctx, sentry_value_new_null()); + return tx; + } + + void end_transaction(void* opaque_transaction) { + if (opaque_transaction) { + std::lock_guard lock(sentry_mutex); + sentry_transaction_finish((sentry_transaction_t*)opaque_transaction); + } + } + + void close() { + terminating = true; + work_thread->join(); + do_sentry_send(); + sentry_close(); + delete work_thread; + } +}; diff --git a/src/sha256.cpp b/src/sha256.cpp new file mode 100644 index 0000000..fb1bc89 --- /dev/null +++ b/src/sha256.cpp @@ -0,0 +1,46 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include +#include +#include + +using evp_ctx = std::unique_ptr; + +std::string sha256(const std::string &buffer) { + std::vector hash; + evp_ctx evpCtx(EVP_MD_CTX_new(), EVP_MD_CTX_free); + EVP_DigestInit_ex(evpCtx.get(), EVP_sha256(), nullptr); + EVP_DigestUpdate(evpCtx.get(), buffer.data(), buffer.length()); + hash.resize(32); + std::fill(hash.begin(), hash.end(), 0); + unsigned int len{0}; + EVP_DigestFinal_ex(evpCtx.get(), hash.data(), &len); + + std::stringstream out; + for (size_t i = 0; i < hash.size(); i++) { + out << std::setfill('0') << std::setw(2) << std::hex << int(hash[i]); + } + + return out.str(); +} + diff --git a/src/wildcard.cpp b/src/wildcard.cpp new file mode 100644 index 0000000..3c4b545 --- /dev/null +++ b/src/wildcard.cpp @@ -0,0 +1,82 @@ +/************************************************************************************ + * + * The Seven Spells Of Destruction + * + * Copyright 1993,2001,2023 Craig Edwards + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ************************************************************************************/ +#include +#include +#include +#include + +bool match(const char* str, const char* mask) +{ + char* cp = NULL; + char* mp = NULL; + char* string = (char*)str; + char* wild = (char*)mask; + + while ((*string) && (*wild != '*')) { + if ((tolower(*wild) != tolower(*string)) && (*wild != '?')) { + return 0; + } + wild++; + string++; + } + + while (*string) { + if (*wild == '*') { + if (!*++wild) { + return 1; + } + mp = wild; + cp = string+1; + } + else { + if ((tolower(*wild) == tolower(*string)) || (*wild == '?')) { + wild++; + string++; + } else { + wild = mp; + string = cp++; + } + } + } + + while (*wild == '*') { + wild++; + } + + return !*wild; +} + +std::string replace_string(std::string subject, const std::string& search, const std::string& replace) +{ + size_t pos = 0; + + std::string subject_lc = dpp::lowercase(subject); + std::string search_lc = dpp::lowercase(search); + std::string replace_lc = dpp::lowercase(replace); + + while ((pos = subject_lc.find(search_lc, pos)) != std::string::npos) { + + subject.replace(pos, search.length(), replace); + subject_lc.replace(pos, search_lc.length(), replace_lc); + + pos += replace.length(); + } + return subject; +}