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bluepy-helper.c
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/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2011 Nokia Corporation
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <stdio.h>
#include <assert.h>
#include <glib.h>
#include "lib/bluetooth.h"
#include "lib/sdp.h"
#include "lib/uuid.h"
#include "lib/mgmt.h"
#include "src/shared/mgmt.h"
#include <btio/btio.h>
#include "att.h"
#include "gattrib.h"
#include "gatt.h"
#include "gatttool.h"
#define IO_CAPABILITY_NOINPUTNOOUTPUT 0x03
#ifdef BLUEPY_DEBUG
#define DBG(fmt, ...) do {printf("# %s() :" fmt "\n", __FUNCTION__, ##__VA_ARGS__); fflush(stdout); \
} while(0)
#else
#ifdef BLUEPY_DEBUG_FILE_LOG
static FILE * fp = NULL;
static void try_open(void) {
if (!fp) {
fp = fopen ("bluepy-helper.log", "w");
}
}
#define DBG(fmt, ...) do {try_open();if (fp) {fprintf(fp, "%s() :" fmt "\n", __FUNCTION__, ##__VA_ARGS__); fflush(fp);} \
} while(0)
#else
#define DBG(fmt, ...)
#endif
#endif
static GIOChannel *iochannel = NULL;
static GAttrib *attrib = NULL;
static GMainLoop *event_loop;
static gchar *opt_src = NULL;
static gchar *opt_dst = NULL;
static gchar *opt_dst_type = NULL;
static gchar *opt_sec_level = NULL;
static const int opt_psm = 0;
static int opt_mtu = 0;
static int start;
static int end;
static uint16_t mgmt_ind = MGMT_INDEX_NONE;
static struct mgmt *mgmt_master = NULL;
static int hci_dd = -1;
static GIOChannel *hci_io = NULL;
struct characteristic_data {
uint16_t orig_start;
uint16_t start;
uint16_t end;
bt_uuid_t uuid;
};
static void cmd_help(int argcp, char **argvp);
static enum state {
STATE_DISCONNECTED=0,
STATE_CONNECTING=1,
STATE_CONNECTED=2,
STATE_SCANNING=3,
} conn_state;
static const char
*tag_RESPONSE = "rsp",
*tag_ERRCODE = "code",
*tag_ERRSTAT = "estat",
*tag_ERRMSG = "emsg",
*tag_HANDLE = "hnd",
*tag_UUID = "uuid",
*tag_DATA = "d",
*tag_CONNSTATE = "state",
*tag_SEC_LEVEL = "sec",
*tag_MTU = "mtu",
*tag_DEVICE = "dst",
*tag_RANGE_START = "hstart",
*tag_RANGE_END = "hend",
*tag_PROPERTIES= "props",
*tag_VALUE_HANDLE = "vhnd",
*tag_ADDR = "addr",
*tag_TYPE = "type",
*tag_RSSI = "rssi",
*tag_FLAG = "flag";
static const char
*rsp_ERROR = "err",
*rsp_STATUS = "stat",
*rsp_NOTIFY = "ntfy",
*rsp_IND = "ind",
*rsp_DISCOVERY = "find",
*rsp_DESCRIPTORS = "desc",
*rsp_READ = "rd",
*rsp_WRITE = "wr",
*rsp_MGMT = "mgmt",
*rsp_SCAN = "scan";
static const char
*err_CONN_FAIL = "connfail",
*err_COMM_ERR = "comerr",
*err_PROTO_ERR = "protoerr",
*err_NOT_FOUND = "notfound",
*err_BAD_CMD = "badcmd",
*err_BAD_PARAM = "badparam",
*err_BAD_STATE = "badstate",
*err_BUSY = "busy",
*err_NO_MGMT = "nomgmt",
*err_SUCCESS = "success";
static const char
*st_DISCONNECTED = "disc",
*st_CONNECTING = "tryconn",
*st_CONNECTED = "conn",
*st_SCANNING = "scan";
// delimits fields in response message
#define RESP_DELIM "\x1e"
static void resp_begin(const char *rsptype)
{
printf("%s=$%s", tag_RESPONSE, rsptype);
}
static void send_sym(const char *tag, const char *val)
{
printf(RESP_DELIM "%s=$%s", tag, val);
}
static void send_uint(const char *tag, unsigned int val)
{
printf(RESP_DELIM "%s=h%X", tag, val);
}
static void send_str(const char *tag, const char *val)
{
printf(RESP_DELIM "%s='%s", tag, val);
}
static void send_data(const unsigned char *val, size_t len)
{
printf(RESP_DELIM "%s=b", tag_DATA);
while ( len-- > 0 )
printf("%02X", *val++);
}
static void send_addr(const struct mgmt_addr_info *addr)
{
const uint8_t *val = addr->bdaddr.b;
printf(RESP_DELIM "%s=b", tag_ADDR);
int len = 6;
/* Human-readable byte order is reverse of bdaddr.b */
while ( len-- > 0 )
printf("%02X", val[len]);
send_uint(tag_TYPE, addr->type);
}
static void resp_end()
{
printf("\n");
fflush(stdout);
}
static void resp_error(const char *errcode)
{
resp_begin(rsp_ERROR);
send_sym(tag_ERRCODE, errcode);
resp_end();
}
static void resp_errstat(const char *errcode, uint8_t status)
{
resp_begin(rsp_ERROR);
send_sym(tag_ERRCODE, errcode);
send_uint(tag_ERRSTAT, status);
send_str(tag_ERRMSG, att_ecode2str(status));
resp_end();
}
static void resp_mgmt(const char *errcode)
{
resp_begin(rsp_MGMT);
send_sym(tag_ERRCODE, errcode);
resp_end();
}
static void resp_mgmtstat(const char *errcode, uint8_t status)
{
resp_begin(rsp_MGMT);
send_sym(tag_ERRCODE, errcode);
send_uint(tag_ERRSTAT, status);
send_str(tag_ERRMSG, mgmt_errstr(status));
resp_end();
}
static void cmd_status(int argcp, char **argvp)
{
resp_begin(rsp_STATUS);
switch(conn_state)
{
case STATE_CONNECTING:
send_sym(tag_CONNSTATE, st_CONNECTING);
send_str(tag_DEVICE, opt_dst);
break;
case STATE_CONNECTED:
send_sym(tag_CONNSTATE, st_CONNECTED);
send_str(tag_DEVICE, opt_dst);
break;
case STATE_SCANNING:
send_sym(tag_CONNSTATE, st_SCANNING);
send_str(tag_DEVICE, opt_dst);
break;
default:
send_sym(tag_CONNSTATE, st_DISCONNECTED);
break;
}
send_uint(tag_MTU, opt_mtu);
send_str(tag_SEC_LEVEL, opt_sec_level);
resp_end();
}
static void set_state(enum state st)
{
conn_state = st;
cmd_status(0, NULL);
}
static void events_handler(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t evt;
uint16_t handle, olen;
size_t plen;
evt = pdu[0];
if ( evt != ATT_OP_HANDLE_NOTIFY && evt != ATT_OP_HANDLE_IND )
{
printf("#Invalid opcode %02X in event handler??\n", evt);
return;
}
assert( len >= 3 );
handle = bt_get_le16(&pdu[1]);
resp_begin( evt==ATT_OP_HANDLE_NOTIFY ? rsp_NOTIFY : rsp_IND );
send_uint( tag_HANDLE, handle );
send_data( pdu+3, len-3 );
resp_end();
if (evt == ATT_OP_HANDLE_NOTIFY)
return;
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_confirmation(opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_find_info_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t starting_handle, olen;
size_t plen;
assert( len == 5 );
opcode = pdu[0];
starting_handle = bt_get_le16(&pdu[1]);
/* ending_handle = bt_get_le16(&pdu[3]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, starting_handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_find_by_type_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t starting_handle, olen;
size_t plen;
assert( len >= 7 );
opcode = pdu[0];
starting_handle = bt_get_le16(&pdu[1]);
/* ending_handle = bt_get_le16(&pdu[3]); */
/* att_type = bt_get_le16(&pdu[5]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, starting_handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_read_by_type_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t starting_handle, olen;
size_t plen;
assert( len == 7 || len == 21 );
opcode = pdu[0];
starting_handle = bt_get_le16(&pdu[1]);
/* ending_handle = bt_get_le16(&pdu[3]); */
if (len == 7) {
/* att_type = bt_get_le16(&pdu[5]); */
}
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, starting_handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_read_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t handle, olen;
size_t plen;
assert( len == 3 );
opcode = pdu[0];
handle = bt_get_le16(&pdu[1]);
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_read_blob_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t handle, olen;
size_t plen;
assert( len == 5 );
opcode = pdu[0];
handle = bt_get_le16(&pdu[1]);
/* offset = bt_get_le16(&pdu[3]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_read_multi_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t handle1, olen;
size_t plen;
assert( len >= 5 );
opcode = pdu[0];
handle1 = bt_get_le16(&pdu[1]);
/* handle2 = bt_get_le16(&pdu[3]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, handle1, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_read_by_group_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t starting_handle, olen;
size_t plen;
assert( len >= 7 );
opcode = pdu[0];
starting_handle = bt_get_le16(&pdu[1]);
/* ending_handle = bt_get_le16(&pdu[3]); */
/* att_group_type = bt_get_le16(&pdu[5]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, starting_handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_write_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t handle, olen;
size_t plen;
assert( len >= 3 );
opcode = pdu[0];
handle = bt_get_le16(&pdu[1]);
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_write_cmd(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
assert( len >= 3 );
/* opcode = pdu[0]; */
/* handle = bt_get_le16(&pdu[1]); */
}
static void gatts_signed_write_cmd(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
assert( len >= 15 );
/* opcode = pdu[0]; */
/* handle = bt_get_le16(&pdu[1]); */
}
static void gatts_prep_write_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode, handle;
uint16_t olen;
size_t plen;
assert( len >= 5 );
opcode = pdu[0];
handle = bt_get_le16(&pdu[1]);
/* offset = bt_get_le16(&pdu[3]); */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, handle, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void gatts_exec_write_req(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint8_t *opdu;
uint8_t opcode;
uint16_t olen;
size_t plen;
assert( len == 5 );
opcode = pdu[0];
/* flags = pdu[1]; */
opdu = g_attrib_get_buffer(attrib, &plen);
olen = enc_error_resp(opcode, 0, ATT_ECODE_REQ_NOT_SUPP, opdu, plen);
if (olen > 0)
g_attrib_send(attrib, 0, opdu, olen, NULL, NULL, NULL);
}
static void connect_cb(GIOChannel *io, GError *err, gpointer user_data)
{
uint16_t mtu;
uint16_t cid;
GError *gerr = NULL;
DBG("io = %p, err = %p", io, err);
if (err) {
DBG("err = %s", err->message);
set_state(STATE_DISCONNECTED);
resp_error(err_CONN_FAIL);
printf("# Connect error: %s\n", err->message);
return;
}
bt_io_get(io, &gerr, BT_IO_OPT_IMTU, &mtu,
BT_IO_OPT_CID, &cid, BT_IO_OPT_INVALID);
if (gerr) {
printf("# Can't detect MTU, using default");
g_error_free(gerr);
mtu = ATT_DEFAULT_LE_MTU;
}
else if (cid == ATT_CID)
mtu = ATT_DEFAULT_LE_MTU;
attrib = g_attrib_new(iochannel, mtu, false);
g_attrib_register(attrib, ATT_OP_HANDLE_NOTIFY, GATTRIB_ALL_HANDLES,
events_handler, attrib, NULL);
g_attrib_register(attrib, ATT_OP_HANDLE_IND, GATTRIB_ALL_HANDLES,
events_handler, attrib, NULL);
g_attrib_register(attrib, ATT_OP_FIND_INFO_REQ, GATTRIB_ALL_HANDLES,
gatts_find_info_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_FIND_BY_TYPE_REQ, GATTRIB_ALL_HANDLES,
gatts_find_by_type_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_READ_BY_TYPE_REQ, GATTRIB_ALL_HANDLES,
gatts_read_by_type_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_READ_REQ, GATTRIB_ALL_HANDLES,
gatts_read_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_READ_BLOB_REQ, GATTRIB_ALL_HANDLES,
gatts_read_blob_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_READ_MULTI_REQ, GATTRIB_ALL_HANDLES,
gatts_read_multi_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_READ_BY_GROUP_REQ, GATTRIB_ALL_HANDLES,
gatts_read_by_group_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_WRITE_REQ, GATTRIB_ALL_HANDLES,
gatts_write_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_WRITE_CMD, GATTRIB_ALL_HANDLES,
gatts_write_cmd, attrib, NULL);
g_attrib_register(attrib, ATT_OP_SIGNED_WRITE_CMD, GATTRIB_ALL_HANDLES,
gatts_signed_write_cmd, attrib, NULL);
g_attrib_register(attrib, ATT_OP_PREP_WRITE_REQ, GATTRIB_ALL_HANDLES,
gatts_prep_write_req, attrib, NULL);
g_attrib_register(attrib, ATT_OP_EXEC_WRITE_REQ, GATTRIB_ALL_HANDLES,
gatts_exec_write_req, attrib, NULL);
set_state(STATE_CONNECTED);
}
static void disconnect_io()
{
if (conn_state == STATE_DISCONNECTED)
return;
g_attrib_unref(attrib);
attrib = NULL;
opt_mtu = 0;
g_io_channel_shutdown(iochannel, FALSE, NULL);
g_io_channel_unref(iochannel);
iochannel = NULL;
set_state(STATE_DISCONNECTED);
}
static void primary_all_cb(uint8_t status, GSList *services, void *user_data)
{
GSList *l;
if (status) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
resp_begin(rsp_DISCOVERY);
for (l = services; l; l = l->next) {
struct gatt_primary *prim = l->data;
send_uint(tag_RANGE_START, prim->range.start);
send_uint(tag_RANGE_END, prim->range.end);
send_str(tag_UUID, prim->uuid);
}
resp_end();
}
static void primary_by_uuid_cb(uint8_t status, GSList *ranges, void *user_data)
{
GSList *l;
if (status) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
resp_begin(rsp_DISCOVERY);
for (l = ranges; l; l = l->next) {
struct att_range *range = l->data;
send_uint(tag_RANGE_START, range->start);
send_uint(tag_RANGE_END, range->end);
}
resp_end();
}
static void included_cb(uint8_t status, GSList *includes, void *user_data)
{
GSList *l;
if (status) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
resp_begin(rsp_DISCOVERY);
for (l = includes; l; l = l->next) {
struct gatt_included *incl = l->data;
send_uint(tag_HANDLE, incl->handle);
send_uint(tag_RANGE_START, incl->range.start);
send_uint(tag_RANGE_END, incl->range.end);
send_str(tag_UUID, incl->uuid);
}
resp_end();
}
static void char_cb(uint8_t status, GSList *characteristics, void *user_data)
{
GSList *l;
if (status) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
resp_begin(rsp_DISCOVERY);
for (l = characteristics; l; l = l->next) {
struct gatt_char *chars = l->data;
send_uint(tag_HANDLE, chars->handle);
send_uint(tag_PROPERTIES, chars->properties);
send_uint(tag_VALUE_HANDLE, chars->value_handle);
send_str(tag_UUID, chars->uuid);
}
resp_end();
}
static void char_desc_cb(uint8_t status, GSList *descriptors, void *user_data)
{
GSList *l;
if (status != 0) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
resp_begin(rsp_DESCRIPTORS);
for (l = descriptors; l != NULL; l = l->next) {
struct gatt_desc *desc = (struct gatt_desc *)l->data;
send_uint(tag_HANDLE, desc->handle);
send_str (tag_UUID, desc->uuid);
}
resp_end();
}
static void char_read_cb(guint8 status, const guint8 *pdu, guint16 plen,
gpointer user_data)
{
uint8_t value[plen];
ssize_t vlen;
if (status != 0) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
return;
}
vlen = dec_read_resp(pdu, plen, value, sizeof(value));
if (vlen < 0) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR,status);
return;
}
resp_begin(rsp_READ);
send_data(value, vlen);
resp_end();
}
static void char_read_by_uuid_cb(guint8 status, const guint8 *pdu,
guint16 plen, gpointer user_data)
{
struct characteristic_data *char_data = user_data;
struct att_data_list *list;
int i;
if (status == ATT_ECODE_ATTR_NOT_FOUND &&
char_data->start != char_data->orig_start)
{
printf("# TODO case in char_read_by_uuid_cb\n");
goto done;
}
if (status != 0) {
DBG("status returned error : %s (0x%02x)",
att_ecode2str(status), status);
resp_errstat(err_COMM_ERR, status);
goto done;
}
list = dec_read_by_type_resp(pdu, plen);
resp_begin(rsp_READ);
if (list == NULL)
goto nolist;
for (i = 0; i < list->num; i++) {
uint8_t *value = list->data[i];
char_data->start = bt_get_le16(value) + 1;
send_uint(tag_HANDLE, bt_get_le16(value));
send_data(value+2, list->len-2); // All the same length??
}
att_data_list_free(list);
nolist:
resp_end();
done:
g_free(char_data);
}
static void cmd_exit(int argcp, char **argvp)
{
g_main_loop_quit(event_loop);
}
static gboolean channel_watcher(GIOChannel *chan, GIOCondition cond,
gpointer user_data)
{
DBG("chan = %p", chan);
// in case of quick disconnection/reconnection, do not mix them
if (chan == iochannel)
disconnect_io();
return FALSE;
}
static void cmd_connect(int argcp, char **argvp)
{
GError *gerr = NULL;
if (conn_state != STATE_DISCONNECTED)
return;
if (argcp > 1) {
g_free(opt_dst);
opt_dst = g_strdup(argvp[1]);
g_free(opt_dst_type);
if (argcp > 2)
opt_dst_type = g_strdup(argvp[2]);
else
opt_dst_type = g_strdup("public");
g_free(opt_src);
if (argcp > 3) {
opt_src = g_strdup(argvp[3]);
} else {
opt_src = NULL;
}
}
if (opt_dst == NULL) {
resp_error(err_BAD_PARAM);
return;
}
set_state(STATE_CONNECTING);
iochannel = gatt_connect(opt_src, opt_dst, opt_dst_type, opt_sec_level,
opt_psm, opt_mtu, connect_cb, &gerr);
DBG("gatt_connect returned %p", iochannel);
if (iochannel == NULL)
{
set_state(STATE_DISCONNECTED);
g_error_free(gerr);
}
else
g_io_add_watch(iochannel, G_IO_HUP, channel_watcher, NULL);
}
static void cmd_disconnect(int argcp, char **argvp)
{
DBG("");
disconnect_io();
}
static void cmd_primary(int argcp, char **argvp)
{
bt_uuid_t uuid;
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp == 1) {
gatt_discover_primary(attrib, NULL, primary_all_cb, NULL);
return;
}
if (bt_string_to_uuid(&uuid, argvp[1]) < 0) {
resp_error(err_BAD_PARAM);
return;
}
gatt_discover_primary(attrib, &uuid, primary_by_uuid_cb, NULL);
}
static int strtohandle(const char *src)
{
char *e;
int dst;
errno = 0;
dst = strtoll(src, &e, 16);
if (errno != 0 || *e != '\0')
return -EINVAL;
return dst;
}
static void cmd_included(int argcp, char **argvp)
{
int start = 0x0001;
int end = 0xffff;
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp > 1) {
start = strtohandle(argvp[1]);
if (start < 0) {
resp_error(err_BAD_PARAM);
return;
}
end = start;
}
if (argcp > 2) {
end = strtohandle(argvp[2]);
if (end < 0) {
resp_error(err_BAD_PARAM);
return;
}
}
gatt_find_included(attrib, start, end, included_cb, NULL);
}
static void cmd_char(int argcp, char **argvp)
{
int start = 0x0001;
int end = 0xffff;
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp > 1) {
start = strtohandle(argvp[1]);
if (start < 0) {
resp_error(err_BAD_PARAM);
return;
}
}
if (argcp > 2) {
end = strtohandle(argvp[2]);
if (end < 0) {
resp_error(err_BAD_PARAM);
return;
}
}
if (argcp > 3) {
bt_uuid_t uuid;
if (bt_string_to_uuid(&uuid, argvp[3]) < 0) {
resp_error(err_BAD_PARAM);
return;
}
gatt_discover_char(attrib, start, end, &uuid, char_cb, NULL);
return;
}
gatt_discover_char(attrib, start, end, NULL, char_cb, NULL);
}
static void cmd_char_desc(int argcp, char **argvp)
{
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp > 1) {
start = strtohandle(argvp[1]);
if (start < 0) {
resp_error(err_BAD_PARAM);
return;
}
} else
start = 0x0001;
if (argcp > 2) {
end = strtohandle(argvp[2]);
if (end < 0) {
resp_error(err_BAD_PARAM);
return;
}
} else
end = 0xffff;
gatt_discover_desc(attrib, start, end, NULL, char_desc_cb, NULL);
}
static void cmd_read_hnd(int argcp, char **argvp)
{
int handle;
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp < 2) {
resp_error(err_BAD_PARAM);
return;
}
handle = strtohandle(argvp[1]);
if (handle < 0) {
resp_error(err_BAD_PARAM);
return;
}
gatt_read_char(attrib, handle, char_read_cb, attrib);
}
static void cmd_read_uuid(int argcp, char **argvp)
{
struct characteristic_data *char_data;
int start = 0x0001;
int end = 0xffff;
bt_uuid_t uuid;
if (conn_state != STATE_CONNECTED) {
resp_error(err_BAD_STATE);
return;
}
if (argcp < 2 ||
bt_string_to_uuid(&uuid, argvp[1]) < 0) {
resp_error(err_BAD_PARAM);
return;
}
if (argcp > 2) {
start = strtohandle(argvp[2]);
if (start < 0) {
resp_error(err_BAD_PARAM);
return;
}
}