From 239b1a028d891501916ef86019ff2021cf4d1a89 Mon Sep 17 00:00:00 2001
From: John Peterson <jpeterson57@gmail.com>
Date: Mon, 1 May 2023 13:11:46 +0000
Subject: [PATCH] New sim api

---
 .../com/termux/api/TermuxApiReceiver.java     |   6 +
 .../main/java/com/termux/api/apis/SimAPI.java | 122 ++++++++++++++++++
 2 files changed, 128 insertions(+)
 create mode 100644 app/src/main/java/com/termux/api/apis/SimAPI.java

diff --git a/app/src/main/java/com/termux/api/TermuxApiReceiver.java b/app/src/main/java/com/termux/api/TermuxApiReceiver.java
index 6efaafe1..57f29615 100644
--- a/app/src/main/java/com/termux/api/TermuxApiReceiver.java
+++ b/app/src/main/java/com/termux/api/TermuxApiReceiver.java
@@ -32,6 +32,7 @@
 import com.termux.api.apis.SAFAPI;
 import com.termux.api.apis.SensorAPI;
 import com.termux.api.apis.ShareAPI;
+import com.termux.api.apis.SimAPI;
 import com.termux.api.apis.SmsInboxAPI;
 import com.termux.api.apis.SmsSendAPI;
 import com.termux.api.apis.SpeechToTextAPI;
@@ -199,6 +200,11 @@ private void doWork(Context context, Intent intent) {
             case "Share":
                 ShareAPI.onReceive(this, context, intent);
                 break;
+            case "Sim":
+                if (TermuxApiPermissionActivity.checkAndRequestPermissions(context, intent, Manifest.permission.READ_PHONE_STATE)) {
+                      SimAPI.onReceive(this, context, intent);
+                }
+                break;
             case "SmsInbox":
                 if (TermuxApiPermissionActivity.checkAndRequestPermissions(context, intent, Manifest.permission.READ_SMS, Manifest.permission.READ_CONTACTS)) {
                     SmsInboxAPI.onReceive(this, context, intent);
diff --git a/app/src/main/java/com/termux/api/apis/SimAPI.java b/app/src/main/java/com/termux/api/apis/SimAPI.java
new file mode 100644
index 00000000..22d91246
--- /dev/null
+++ b/app/src/main/java/com/termux/api/apis/SimAPI.java
@@ -0,0 +1,122 @@
+package com.termux.api.apis;
+
+import android.content.Context;
+import android.os.Build;
+import android.os.Bundle;
+import android.content.Context;
+import android.content.Intent;
+import android.telephony.SubscriptionManager;
+import android.telephony.SubscriptionInfo;
+import android.content.pm.PackageManager;
+import android.se.omapi.SEService;
+import android.se.omapi.SEService.OnConnectedListener;
+import android.se.omapi.Reader;
+import android.util.JsonWriter;
+
+import androidx.annotation.RequiresPermission;
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.termux.api.TermuxApiReceiver;
+import com.termux.api.util.ResultReturner;
+import com.termux.shared.logger.Logger;
+
+import java.util.concurrent.Executor;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+public class SimAPI {
+
+	private static final String LOG_TAG = "SimAPI";
+	static Context context;
+	static JsonWriter out;
+	static SEService service;
+	static TermuxApiReceiver receiver;
+	static Intent intent;
+	static StringWriter sw;
+
+	public static void onReceive(TermuxApiReceiver _receiver, final Context _context, Intent _intent) {
+		Logger.logDebug(LOG_TAG, "onReceive");
+		context = _context;
+		receiver = _receiver;
+		intent = _intent;
+		sw = new StringWriter();
+		out = new JsonWriter(sw);
+
+		out.setIndent("  ");
+
+		try {
+			out.beginArray();
+			readSubscription();
+			readPm();
+			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P)
+				readOmapi();
+
+			Logger.logInfo(LOG_TAG, sw.toString());
+		} catch (Exception e) {
+			Logger.logError(LOG_TAG, e.getMessage());
+		}
+	}
+
+	static void write() {
+		ResultReturner.returnData(context.getApplicationContext(), intent, new ResultReturner.WithInput() {
+			@Override public void writeResult(PrintWriter _out) throws Exception {
+				try {
+					_out.print(sw);
+				} catch (Exception e) {
+					Logger.logError(LOG_TAG, e.getMessage());
+				}
+			}
+		});
+	}
+
+	static void readPm() throws Exception {
+		out.beginObject();
+		final PackageManager pm = context.getPackageManager();
+		if(pm != null)
+			out.name("omapi").value (pm.hasSystemFeature(PackageManager.FEATURE_SE_OMAPI_UICC));
+		out.endObject();
+	}
+
+	static void readOmapi() throws Exception {
+		Executor exec = new Executor() {
+			public void execute(Runnable r) {
+				r.run();
+			}
+		};
+
+		OnConnectedListener listener = new OnConnectedListener() {
+			@Override public void onConnected() {
+				Logger.logInfo(LOG_TAG, "connected");
+				try {
+					out.beginObject();
+					Reader[] readers = service.getReaders();
+					for (Reader reader : readers) {
+						out.name ("name").value(reader.getName());
+						out.name("status").value(reader.isSecureElementPresent());
+					}
+					if (readers.length == 0) {
+						out.name("omapi").value("No reader available");
+					}
+					out.endObject();
+					out.endArray();
+					write();
+				} catch (Exception e) {
+					Logger.logError(LOG_TAG, e.getMessage());
+				}
+			}
+		};
+
+		service = new SEService(context.getApplicationContext(), exec, listener);
+	}
+
+	static void readSubscription() throws Exception {
+		out.beginObject();
+		SubscriptionManager sm = context.getSystemService(SubscriptionManager.class);
+		for(SubscriptionInfo si: sm.getActiveSubscriptionInfoList()) {
+			out.name("slot").value(si.getSimSlotIndex());
+			out.name("id").value(si.getSubscriptionId());
+			out.name("name").value(si.getCarrierName().toString());
+		}
+		out.endObject();
+	}
+}