.

app/src/main/AndroidManifest.xml

@@ -11,6 +11,7 @@
         android:required="true" />
 
     <uses-permission android:name="android.permission.MODIFY_PHONE_STATE" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE" />
     <uses-permission android:name="android.permission.WRITE_EMBEDDED_SUBSCRIPTIONS" />
     <uses-permission android:name="android.permission.SECURE_ELEMENT_PRIVILEGED_OPERATION" />
@@ -26,6 +27,11 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.UICCEditor"
         tools:targetApi="31">
+        <receiver
+            android:name=".MyReceiver"
+            android:enabled="true"
+            android:exported="true"></receiver>
+
         <activity
             android:name=".MainActivity"
             android:exported="true">

app/src/main/java/com/example/uicceditor/ApduChannel.kt

@@ -126,4 +126,5 @@ class ApduChannel(private val telephonyManager: TelephonyManager, aid: String) {
             throw Exception("Failed to write record")
         }
     }
+
 }

app/src/main/java/com/example/uicceditor/EncodeException.java

@@ -0,0 +1,52 @@
+package com.example.uicceditor;
+
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * 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.
+ */
+
+
+/**
+ * {@hide}
+ */
+public class EncodeException extends Exception {
+
+    private int mError = ERROR_UNENCODABLE;
+
+    public static final int ERROR_UNENCODABLE = 0;
+    public static final int ERROR_EXCEED_SIZE = 1;
+
+    public EncodeException() {
+        super();
+    }
+
+
+    public EncodeException(String s) {
+        super(s);
+    }
+
+    public EncodeException(String s, int error) {
+        super(s);
+        mError = error;
+    }
+
+
+    public EncodeException(char c) {
+        super("Unencodable char: '" + c + "'");
+    }
+
+    public int getError() {
+        return mError;
+    }
+}

app/src/main/java/com/example/uicceditor/GsmAlphabet.java

@@ -0,0 +1,609 @@
+package com.example.uicceditor;
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * 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.
+ */
+
+import android.content.res.Resources;
+import android.os.Build;
+import android.util.Log;
+import android.text.TextUtils;
+import android.util.SparseIntArray;
+
+import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * This class implements the character set mapping between
+ * the GSM SMS 7-bit alphabet specified in TS 23.038 6.2.1
+ * and UTF-16
+ * <p>
+ * {@hide}
+ */
+public class GsmAlphabet {
+    private static final String TAG = "GSM";
+
+    private GsmAlphabet() {
+    }
+
+    /**
+     * This escapes extended characters, and when present indicates that the
+     * following character should be looked up in the "extended" table.
+     * <p>
+     * gsmToChar(GSM_EXTENDED_ESCAPE) returns 0xffff
+     */
+    public static final byte GSM_EXTENDED_ESCAPE = 0x1B;
+
+
+    /**
+     * Converts a String into a byte array containing
+     * the 7-bit packed GSM Alphabet representation of the string.
+     * <p>
+     * Unencodable chars are encoded as spaces
+     * <p>
+     * Byte 0 in the returned byte array is the count of septets used
+     * The returned byte array is the minimum size required to store
+     * the packed septets. The returned array cannot contain more than 255
+     * septets.
+     *
+     * @param data the data string to encode
+     * @return the encoded string
+     * @throws EncodeException if String is too large to encode
+     */
+
+    public static byte[] stringToGsm7BitPacked(String data)
+            throws EncodeException {
+        return stringToGsm7BitPacked(data, 0, true, 0, 0);
+    }
+
+
+    /**
+     * Converts a String into a byte array containing
+     * the 7-bit packed GSM Alphabet representation of the string.
+     * <p>
+     * Byte 0 in the returned byte array is the count of septets used
+     * The returned byte array is the minimum size required to store
+     * the packed septets. The returned array cannot contain more than 255
+     * septets.
+     *
+     * @param data                 the text to convert to septets
+     * @param startingSeptetOffset the number of padding septets to put before
+     *                             the character data at the beginning of the array
+     * @param throwException       If true, throws EncodeException on invalid char.
+     *                             If false, replaces unencodable char with GSM alphabet space char.
+     * @param languageTable        the 7 bit language table, or 0 for the default GSM alphabet
+     * @param languageShiftTable   the 7 bit single shift language table, or 0 for the default
+     *                             GSM extension table
+     * @return the encoded message
+     * @throws EncodeException if String is too large to encode or any characters are unencodable
+     */
+
+    public static byte[] stringToGsm7BitPacked(String data, int startingSeptetOffset,
+                                               boolean throwException, int languageTable, int languageShiftTable)
+            throws EncodeException {
+        int dataLen = data.length();
+        int septetCount = countGsmSeptetsUsingTables(data, !throwException,
+                languageTable, languageShiftTable);
+        if (septetCount == -1) {
+            throw new EncodeException("countGsmSeptetsUsingTables(): unencodable char");
+        }
+        septetCount += startingSeptetOffset;
+        if (septetCount > 255) {
+            throw new EncodeException(
+                    "Payload cannot exceed 255 septets", EncodeException.ERROR_EXCEED_SIZE);
+        }
+        int byteCount = ((septetCount * 7) + 7) / 8;
+        byte[] ret = new byte[byteCount + 1];  // Include space for one byte length prefix.
+        SparseIntArray charToLanguageTable = sCharsToGsmTables[languageTable];
+        SparseIntArray charToShiftTable = sCharsToShiftTables[languageShiftTable];
+        for (int i = 0, septets = startingSeptetOffset, bitOffset = startingSeptetOffset * 7;
+             i < dataLen && septets < septetCount;
+             i++, bitOffset += 7) {
+            char c = data.charAt(i);
+            int v = charToLanguageTable.get(c, -1);
+            if (v == -1) {
+                v = charToShiftTable.get(c, -1);  // Lookup the extended char.
+                if (v == -1) {
+                    if (throwException) {
+                        throw new EncodeException("stringToGsm7BitPacked(): unencodable char");
+                    } else {
+                        v = charToLanguageTable.get(' ', ' ');   // should return ASCII space
+                    }
+                } else {
+                    packSmsChar(ret, bitOffset, GSM_EXTENDED_ESCAPE);
+                    bitOffset += 7;
+                    septets++;
+                }
+            }
+            packSmsChar(ret, bitOffset, v);
+            septets++;
+        }
+        ret[0] = (byte) (septetCount);  // Validated by check above.
+        return ret;
+    }
+
+    /**
+     * Pack a 7-bit char into its appropriate place in a byte array
+     *
+     * @param packedChars the destination byte array
+     * @param bitOffset   the bit offset that the septet should be packed at
+     *                    (septet index * 7)
+     * @param value       the 7-bit character to store
+     */
+
+    private static void packSmsChar(byte[] packedChars, int bitOffset, int value) {
+        int byteOffset = bitOffset / 8;
+        int shift = bitOffset % 8;
+
+        packedChars[++byteOffset] |= value << shift;
+
+        if (shift > 1) {
+            packedChars[++byteOffset] = (byte) (value >> (8 - shift));
+        }
+    }
+
+
+    /**
+     * Returns the count of 7-bit GSM alphabet characters needed
+     * to represent this string, using the specified 7-bit language table
+     * and extension table (0 for GSM default tables).
+     *
+     * @param s                  the Unicode string that will be encoded
+     * @param use7bitOnly        allow using space in place of unencodable character if true,
+     *                           otherwise, return -1 if any characters are unencodable
+     * @param languageTable      the 7 bit language table, or 0 for the default GSM alphabet
+     * @param languageShiftTable the 7 bit single shift language table, or 0 for the default
+     *                           GSM extension table
+     * @return the septet count for s using the specified language tables, or -1 if any
+     * characters are unencodable and use7bitOnly is false
+     */
+    public static int countGsmSeptetsUsingTables(CharSequence s, boolean use7bitOnly,
+                                                 int languageTable, int languageShiftTable) {
+        int count = 0;
+        int sz = s.length();
+        SparseIntArray charToLanguageTable = sCharsToGsmTables[languageTable];
+        SparseIntArray charToShiftTable = sCharsToShiftTables[languageShiftTable];
+        for (int i = 0; i < sz; i++) {
+            char c = s.charAt(i);
+            if (c == GSM_EXTENDED_ESCAPE) {
+                Log.w(TAG, "countGsmSeptets() string contains Escape character, skipping.");
+                continue;
+            }
+            if (charToLanguageTable.get(c, -1) != -1) {
+                count++;
+            } else if (charToShiftTable.get(c, -1) != -1) {
+                count += 2; // escape + shift table index
+            } else if (use7bitOnly) {
+                count++;    // encode as space
+            } else {
+                return -1;  // caller must check for this case
+            }
+        }
+        return count;
+    }
+
+
+    /**
+     * Enable country-specific language tables from MCC-specific overlays.
+     *
+     * @context the context to use to get the TelephonyManager
+     */
+    private static void enableCountrySpecificEncodings() {
+        Resources r = Resources.getSystem();
+        // See comments in frameworks/base/core/res/res/values/config.xml for allowed values
+//        sEnabledSingleShiftTables = r.getIntArray(R.array.config_sms_enabled_single_shift_tables);
+//        sEnabledLockingShiftTables = r.getIntArray(R.array.config_sms_enabled_locking_shift_tables);
+//
+//        if (sEnabledSingleShiftTables.length > 0) {
+//            sHighestEnabledSingleShiftCode =
+//                    sEnabledSingleShiftTables[sEnabledSingleShiftTables.length - 1];
+//        } else {
+//        sHighestEnabledSingleShiftCode = 0;
+//        }
+    }
+
+    /**
+     * Reverse mapping from Unicode characters to indexes into language tables.
+     */
+
+    private static final SparseIntArray[] sCharsToGsmTables;
+
+    /**
+     * Reverse mapping from Unicode characters to indexes into language shift tables.
+     */
+
+    private static final SparseIntArray[] sCharsToShiftTables;
+
+
+    /**
+     * GSM default 7 bit alphabet plus national language locking shift character tables.
+     * Comment lines above strings indicate the lower four bits of the table position.
+     */
+
+    private static final String[] sLanguageTables = {
+            /* 3GPP TS 23.038 V9.1.1 section 6.2.1 - GSM 7 bit Default Alphabet
+             01.....23.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.E.....F.....0.....1 */
+            "@\u00a3$\u00a5\u00e8\u00e9\u00f9\u00ec\u00f2\u00c7\n\u00d8\u00f8\r\u00c5\u00e5\u0394_"
+                    // 2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....
+                    + "\u03a6\u0393\u039b\u03a9\u03a0\u03a8\u03a3\u0398\u039e\uffff\u00c6\u00e6\u00df"
+                    // F.....012.34.....56789ABCDEF0123456789ABCDEF0.....123456789ABCDEF0123456789A
+                    + "\u00c9 !\"#\u00a4%&'()*+,-./0123456789:;<=>?\u00a1ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                    // B.....C.....D.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....
+                    + "\u00c4\u00d6\u00d1\u00dc\u00a7\u00bfabcdefghijklmnopqrstuvwxyz\u00e4\u00f6\u00f1"
+                    // E.....F.....
+                    + "\u00fc\u00e0",
+
+            /* A.3.1 Turkish National Language Locking Shift Table
+             01.....23.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.E.....F.....0.....1 */
+            "@\u00a3$\u00a5\u20ac\u00e9\u00f9\u0131\u00f2\u00c7\n\u011e\u011f\r\u00c5\u00e5\u0394_"
+                    // 2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....
+                    + "\u03a6\u0393\u039b\u03a9\u03a0\u03a8\u03a3\u0398\u039e\uffff\u015e\u015f\u00df"
+                    // F.....012.34.....56789ABCDEF0123456789ABCDEF0.....123456789ABCDEF0123456789A
+                    + "\u00c9 !\"#\u00a4%&'()*+,-./0123456789:;<=>?\u0130ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                    // B.....C.....D.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....
+                    + "\u00c4\u00d6\u00d1\u00dc\u00a7\u00e7abcdefghijklmnopqrstuvwxyz\u00e4\u00f6\u00f1"
+                    // E.....F.....
+                    + "\u00fc\u00e0",
+
+            /* A.3.2 Void (no locking shift table for Spanish) */
+            "",
+
+            /* A.3.3 Portuguese National Language Locking Shift Table
+             01.....23.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.E.....F.....0.....1 */
+            "@\u00a3$\u00a5\u00ea\u00e9\u00fa\u00ed\u00f3\u00e7\n\u00d4\u00f4\r\u00c1\u00e1\u0394_"
+                    // 2.....3.....4.....5.....67.8.....9.....AB.....C.....D.....E.....F.....012.34.....
+                    + "\u00aa\u00c7\u00c0\u221e^\\\u20ac\u00d3|\uffff\u00c2\u00e2\u00ca\u00c9 !\"#\u00ba"
+                    // 56789ABCDEF0123456789ABCDEF0.....123456789ABCDEF0123456789AB.....C.....D.....E.....
+                    + "%&'()*+,-./0123456789:;<=>?\u00cdABCDEFGHIJKLMNOPQRSTUVWXYZ\u00c3\u00d5\u00da\u00dc"
+                    // F.....0123456789ABCDEF0123456789AB.....C.....DE.....F.....
+                    + "\u00a7~abcdefghijklmnopqrstuvwxyz\u00e3\u00f5`\u00fc\u00e0",
+
+            /* A.3.4 Bengali National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....CD.EF.....0..... */
+            "\u0981\u0982\u0983\u0985\u0986\u0987\u0988\u0989\u098a\u098b\n\u098c \r \u098f\u0990"
+                    // 123.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....F.....
+                    + "  \u0993\u0994\u0995\u0996\u0997\u0998\u0999\u099a\uffff\u099b\u099c\u099d\u099e"
+                    // 012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789ABC
+                    + " !\u099f\u09a0\u09a1\u09a2\u09a3\u09a4)(\u09a5\u09a6,\u09a7.\u09a80123456789:; "
+                    // D.....E.....F0.....1.....2.....3.....4.....56.....789A.....B.....C.....D.....
+                    + "\u09aa\u09ab?\u09ac\u09ad\u09ae\u09af\u09b0 \u09b2   \u09b6\u09b7\u09b8\u09b9"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....789.....A.....BCD.....E.....
+                    + "\u09bc\u09bd\u09be\u09bf\u09c0\u09c1\u09c2\u09c3\u09c4  \u09c7\u09c8  \u09cb\u09cc"
+                    // F.....0.....123456789ABCDEF0123456789AB.....C.....D.....E.....F.....
+                    + "\u09cd\u09ceabcdefghijklmnopqrstuvwxyz\u09d7\u09dc\u09dd\u09f0\u09f1",
+
+            /* A.3.5 Gujarati National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.EF.....0.....*/
+            "\u0a81\u0a82\u0a83\u0a85\u0a86\u0a87\u0a88\u0a89\u0a8a\u0a8b\n\u0a8c\u0a8d\r \u0a8f\u0a90"
+                    // 1.....23.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....
+                    + "\u0a91 \u0a93\u0a94\u0a95\u0a96\u0a97\u0a98\u0a99\u0a9a\uffff\u0a9b\u0a9c\u0a9d"
+                    // F.....012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789AB
+                    + "\u0a9e !\u0a9f\u0aa0\u0aa1\u0aa2\u0aa3\u0aa4)(\u0aa5\u0aa6,\u0aa7.\u0aa80123456789:;"
+                    // CD.....E.....F0.....1.....2.....3.....4.....56.....7.....89.....A.....B.....C.....
+                    + " \u0aaa\u0aab?\u0aac\u0aad\u0aae\u0aaf\u0ab0 \u0ab2\u0ab3 \u0ab5\u0ab6\u0ab7\u0ab8"
+                    // D.....E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89.....A.....
+                    + "\u0ab9\u0abc\u0abd\u0abe\u0abf\u0ac0\u0ac1\u0ac2\u0ac3\u0ac4\u0ac5 \u0ac7\u0ac8"
+                    // B.....CD.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....E.....
+                    + "\u0ac9 \u0acb\u0acc\u0acd\u0ad0abcdefghijklmnopqrstuvwxyz\u0ae0\u0ae1\u0ae2\u0ae3"
+                    // F.....
+                    + "\u0af1",
+
+            /* A.3.6 Hindi National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.E.....F.....*/
+            "\u0901\u0902\u0903\u0905\u0906\u0907\u0908\u0909\u090a\u090b\n\u090c\u090d\r\u090e\u090f"
+                    // 0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....
+                    + "\u0910\u0911\u0912\u0913\u0914\u0915\u0916\u0917\u0918\u0919\u091a\uffff\u091b\u091c"
+                    // E.....F.....012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....012345
+                    + "\u091d\u091e !\u091f\u0920\u0921\u0922\u0923\u0924)(\u0925\u0926,\u0927.\u0928012345"
+                    // 6789ABC.....D.....E.....F0.....1.....2.....3.....4.....5.....6.....7.....8.....
+                    + "6789:;\u0929\u092a\u092b?\u092c\u092d\u092e\u092f\u0930\u0931\u0932\u0933\u0934"
+                    // 9.....A.....B.....C.....D.....E.....F.....0.....1.....2.....3.....4.....5.....6.....
+                    + "\u0935\u0936\u0937\u0938\u0939\u093c\u093d\u093e\u093f\u0940\u0941\u0942\u0943\u0944"
+                    // 7.....8.....9.....A.....B.....C.....D.....E.....F.....0.....123456789ABCDEF012345678
+                    + "\u0945\u0946\u0947\u0948\u0949\u094a\u094b\u094c\u094d\u0950abcdefghijklmnopqrstuvwx"
+                    // 9AB.....C.....D.....E.....F.....
+                    + "yz\u0972\u097b\u097c\u097e\u097f",
+
+            /* A.3.7 Kannada National Language Locking Shift Table
+               NOTE: TS 23.038 V9.1.1 shows code 0x24 as \u0caa, corrected to \u0ca1 (typo)
+             01.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....CD.E.....F.....0.....1 */
+            " \u0c82\u0c83\u0c85\u0c86\u0c87\u0c88\u0c89\u0c8a\u0c8b\n\u0c8c \r\u0c8e\u0c8f\u0c90 "
+                    // 2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....F.....
+                    + "\u0c92\u0c93\u0c94\u0c95\u0c96\u0c97\u0c98\u0c99\u0c9a\uffff\u0c9b\u0c9c\u0c9d\u0c9e"
+                    // 012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789ABC
+                    + " !\u0c9f\u0ca0\u0ca1\u0ca2\u0ca3\u0ca4)(\u0ca5\u0ca6,\u0ca7.\u0ca80123456789:; "
+                    // D.....E.....F0.....1.....2.....3.....4.....5.....6.....7.....89.....A.....B.....
+                    + "\u0caa\u0cab?\u0cac\u0cad\u0cae\u0caf\u0cb0\u0cb1\u0cb2\u0cb3 \u0cb5\u0cb6\u0cb7"
+                    // C.....D.....E.....F.....0.....1.....2.....3.....4.....5.....6.....78.....9.....
+                    + "\u0cb8\u0cb9\u0cbc\u0cbd\u0cbe\u0cbf\u0cc0\u0cc1\u0cc2\u0cc3\u0cc4 \u0cc6\u0cc7"
+                    // A.....BC.....D.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....
+                    + "\u0cc8 \u0cca\u0ccb\u0ccc\u0ccd\u0cd5abcdefghijklmnopqrstuvwxyz\u0cd6\u0ce0\u0ce1"
+                    // E.....F.....
+                    + "\u0ce2\u0ce3",
+
+            /* A.3.8 Malayalam National Language Locking Shift Table
+             01.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....CD.E.....F.....0.....1 */
+            " \u0d02\u0d03\u0d05\u0d06\u0d07\u0d08\u0d09\u0d0a\u0d0b\n\u0d0c \r\u0d0e\u0d0f\u0d10 "
+                    // 2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....F.....
+                    + "\u0d12\u0d13\u0d14\u0d15\u0d16\u0d17\u0d18\u0d19\u0d1a\uffff\u0d1b\u0d1c\u0d1d\u0d1e"
+                    // 012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789ABC
+                    + " !\u0d1f\u0d20\u0d21\u0d22\u0d23\u0d24)(\u0d25\u0d26,\u0d27.\u0d280123456789:; "
+                    // D.....E.....F0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.....
+                    + "\u0d2a\u0d2b?\u0d2c\u0d2d\u0d2e\u0d2f\u0d30\u0d31\u0d32\u0d33\u0d34\u0d35\u0d36"
+                    // B.....C.....D.....EF.....0.....1.....2.....3.....4.....5.....6.....78.....9.....
+                    + "\u0d37\u0d38\u0d39 \u0d3d\u0d3e\u0d3f\u0d40\u0d41\u0d42\u0d43\u0d44 \u0d46\u0d47"
+                    // A.....BC.....D.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....
+                    + "\u0d48 \u0d4a\u0d4b\u0d4c\u0d4d\u0d57abcdefghijklmnopqrstuvwxyz\u0d60\u0d61\u0d62"
+                    // E.....F.....
+                    + "\u0d63\u0d79",
+
+            /* A.3.9 Oriya National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....CD.EF.....0.....12 */
+            "\u0b01\u0b02\u0b03\u0b05\u0b06\u0b07\u0b08\u0b09\u0b0a\u0b0b\n\u0b0c \r \u0b0f\u0b10  "
+                    // 3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....F.....01
+                    + "\u0b13\u0b14\u0b15\u0b16\u0b17\u0b18\u0b19\u0b1a\uffff\u0b1b\u0b1c\u0b1d\u0b1e !"
+                    // 2.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789ABCD.....
+                    + "\u0b1f\u0b20\u0b21\u0b22\u0b23\u0b24)(\u0b25\u0b26,\u0b27.\u0b280123456789:; \u0b2a"
+                    // E.....F0.....1.....2.....3.....4.....56.....7.....89.....A.....B.....C.....D.....
+                    + "\u0b2b?\u0b2c\u0b2d\u0b2e\u0b2f\u0b30 \u0b32\u0b33 \u0b35\u0b36\u0b37\u0b38\u0b39"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....789.....A.....BCD.....E.....
+                    + "\u0b3c\u0b3d\u0b3e\u0b3f\u0b40\u0b41\u0b42\u0b43\u0b44  \u0b47\u0b48  \u0b4b\u0b4c"
+                    // F.....0.....123456789ABCDEF0123456789AB.....C.....D.....E.....F.....
+                    + "\u0b4d\u0b56abcdefghijklmnopqrstuvwxyz\u0b57\u0b60\u0b61\u0b62\u0b63",
+
+            /* A.3.10 Punjabi National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9A.BCD.EF.....0.....123.....4.....*/
+            "\u0a01\u0a02\u0a03\u0a05\u0a06\u0a07\u0a08\u0a09\u0a0a \n  \r \u0a0f\u0a10  \u0a13\u0a14"
+                    // 5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....F.....012.....3.....
+                    + "\u0a15\u0a16\u0a17\u0a18\u0a19\u0a1a\uffff\u0a1b\u0a1c\u0a1d\u0a1e !\u0a1f\u0a20"
+                    // 4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789ABCD.....E.....F0.....
+                    + "\u0a21\u0a22\u0a23\u0a24)(\u0a25\u0a26,\u0a27.\u0a280123456789:; \u0a2a\u0a2b?\u0a2c"
+                    // 1.....2.....3.....4.....56.....7.....89.....A.....BC.....D.....E.....F0.....1.....
+                    + "\u0a2d\u0a2e\u0a2f\u0a30 \u0a32\u0a33 \u0a35\u0a36 \u0a38\u0a39\u0a3c \u0a3e\u0a3f"
+                    // 2.....3.....4.....56789.....A.....BCD.....E.....F.....0.....123456789ABCDEF012345678
+                    + "\u0a40\u0a41\u0a42    \u0a47\u0a48  \u0a4b\u0a4c\u0a4d\u0a51abcdefghijklmnopqrstuvwx"
+                    // 9AB.....C.....D.....E.....F.....
+                    + "yz\u0a70\u0a71\u0a72\u0a73\u0a74",
+
+            /* A.3.11 Tamil National Language Locking Shift Table
+             01.....2.....3.....4.....5.....6.....7.....8.....9A.BCD.E.....F.....0.....12.....3..... */
+            " \u0b82\u0b83\u0b85\u0b86\u0b87\u0b88\u0b89\u0b8a \n  \r\u0b8e\u0b8f\u0b90 \u0b92\u0b93"
+                    // 4.....5.....6789.....A.....B.....CD.....EF.....012.....3456.....7.....89ABCDEF.....
+                    + "\u0b94\u0b95   \u0b99\u0b9a\uffff \u0b9c \u0b9e !\u0b9f   \u0ba3\u0ba4)(  , .\u0ba8"
+                    // 0123456789ABC.....D.....EF012.....3.....4.....5.....6.....7.....8.....9.....A.....
+                    + "0123456789:;\u0ba9\u0baa ?  \u0bae\u0baf\u0bb0\u0bb1\u0bb2\u0bb3\u0bb4\u0bb5\u0bb6"
+                    // B.....C.....D.....EF0.....1.....2.....3.....4.....5678.....9.....A.....BC.....D.....
+                    + "\u0bb7\u0bb8\u0bb9  \u0bbe\u0bbf\u0bc0\u0bc1\u0bc2   \u0bc6\u0bc7\u0bc8 \u0bca\u0bcb"
+                    // E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....E.....F.....
+                    + "\u0bcc\u0bcd\u0bd0abcdefghijklmnopqrstuvwxyz\u0bd7\u0bf0\u0bf1\u0bf2\u0bf9",
+
+            /* A.3.12 Telugu National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....CD.E.....F.....0.....*/
+            "\u0c01\u0c02\u0c03\u0c05\u0c06\u0c07\u0c08\u0c09\u0c0a\u0c0b\n\u0c0c \r\u0c0e\u0c0f\u0c10"
+                    // 12.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....E.....
+                    + " \u0c12\u0c13\u0c14\u0c15\u0c16\u0c17\u0c18\u0c19\u0c1a\uffff\u0c1b\u0c1c\u0c1d"
+                    // F.....012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....0123456789AB
+                    + "\u0c1e !\u0c1f\u0c20\u0c21\u0c22\u0c23\u0c24)(\u0c25\u0c26,\u0c27.\u0c280123456789:;"
+                    // CD.....E.....F0.....1.....2.....3.....4.....5.....6.....7.....89.....A.....B.....
+                    + " \u0c2a\u0c2b?\u0c2c\u0c2d\u0c2e\u0c2f\u0c30\u0c31\u0c32\u0c33 \u0c35\u0c36\u0c37"
+                    // C.....D.....EF.....0.....1.....2.....3.....4.....5.....6.....78.....9.....A.....B
+                    + "\u0c38\u0c39 \u0c3d\u0c3e\u0c3f\u0c40\u0c41\u0c42\u0c43\u0c44 \u0c46\u0c47\u0c48 "
+                    // C.....D.....E.....F.....0.....123456789ABCDEF0123456789AB.....C.....D.....E.....
+                    + "\u0c4a\u0c4b\u0c4c\u0c4d\u0c55abcdefghijklmnopqrstuvwxyz\u0c56\u0c60\u0c61\u0c62"
+                    // F.....
+                    + "\u0c63",
+
+            /* A.3.13 Urdu National Language Locking Shift Table
+             0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.B.....C.....D.E.....F.....*/
+            "\u0627\u0622\u0628\u067b\u0680\u067e\u06a6\u062a\u06c2\u067f\n\u0679\u067d\r\u067a\u067c"
+                    // 0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.....B.....C.....D.....
+                    + "\u062b\u062c\u0681\u0684\u0683\u0685\u0686\u0687\u062d\u062e\u062f\uffff\u068c\u0688"
+                    // E.....F.....012.....3.....4.....5.....6.....7.....89A.....B.....CD.....EF.....012345
+                    + "\u0689\u068a !\u068f\u068d\u0630\u0631\u0691\u0693)(\u0699\u0632,\u0696.\u0698012345"
+                    // 6789ABC.....D.....E.....F0.....1.....2.....3.....4.....5.....6.....7.....8.....
+                    + "6789:;\u069a\u0633\u0634?\u0635\u0636\u0637\u0638\u0639\u0641\u0642\u06a9\u06aa"
+                    // 9.....A.....B.....C.....D.....E.....F.....0.....1.....2.....3.....4.....5.....6.....
+                    + "\u06ab\u06af\u06b3\u06b1\u0644\u0645\u0646\u06ba\u06bb\u06bc\u0648\u06c4\u06d5\u06c1"
+                    // 7.....8.....9.....A.....B.....C.....D.....E.....F.....0.....123456789ABCDEF012345678
+                    + "\u06be\u0621\u06cc\u06d0\u06d2\u064d\u0650\u064f\u0657\u0654abcdefghijklmnopqrstuvwx"
+                    // 9AB.....C.....D.....E.....F.....
+                    + "yz\u0655\u0651\u0653\u0656\u0670"
+    };
+
+    /**
+     * GSM default extension table plus national language single shift character tables.
+     */
+
+    private static final String[] sLanguageShiftTables = new String[]{
+            /* 6.2.1.1 GSM 7 bit Default Alphabet Extension Table
+             0123456789A.....BCDEF0123456789ABCDEF0123456789ABCDEF.0123456789ABCDEF0123456789ABCDEF */
+            "          \u000c         ^                   {}     \\            [~] |               "
+                    // 0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "                     \u20ac                          ",
+
+            /* A.2.1 Turkish National Language Single Shift Table
+             0123456789A.....BCDEF0123456789ABCDEF0123456789ABCDEF.0123456789ABCDEF01234567.....8 */
+            "          \u000c         ^                   {}     \\            [~] |      \u011e "
+                    // 9.....ABCDEF0123.....456789ABCDEF0123.....45.....67.....89.....ABCDEF0123.....
+                    + "\u0130         \u015e               \u00e7 \u20ac \u011f \u0131         \u015f"
+                    // 456789ABCDEF
+                    + "            ",
+
+            /* A.2.2 Spanish National Language Single Shift Table
+             0123456789.....A.....BCDEF0123456789ABCDEF0123456789ABCDEF.0123456789ABCDEF01.....23 */
+            "         \u00e7\u000c         ^                   {}     \\            [~] |\u00c1  "
+                    // 456789.....ABCDEF.....012345.....6789ABCDEF01.....2345.....6789.....ABCDEF.....012
+                    + "     \u00cd     \u00d3     \u00da           \u00e1   \u20ac   \u00ed     \u00f3   "
+                    // 345.....6789ABCDEF
+                    + "  \u00fa          ",
+
+            /* A.2.3 Portuguese National Language Single Shift Table
+             012345.....6789.....A.....B.....C.....DE.....F.....012.....3.....45.....6.....7.....8....*/
+            "     \u00ea   \u00e7\u000c\u00d4\u00f4 \u00c1\u00e1  \u03a6\u0393^\u03a9\u03a0\u03a8\u03a3"
+                    // 9.....ABCDEF.....0123456789ABCDEF.0123456789ABCDEF01.....23456789.....ABCDE
+                    + "\u0398     \u00ca        {}     \\            [~] |\u00c0       \u00cd     "
+                    // F.....012345.....6789AB.....C.....DEF01.....2345.....6789.....ABCDEF.....01234
+                    + "\u00d3     \u00da     \u00c3\u00d5    \u00c2   \u20ac   \u00ed     \u00f3     "
+                    // 5.....6789AB.....C.....DEF.....
+                    + "\u00fa     \u00e3\u00f5  \u00e2",
+
+            /* A.2.4 Bengali National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u09e6\u09e7 \u09e8\u09e9"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u09ea\u09eb\u09ec\u09ed\u09ee\u09ef\u09df\u09e0\u09e1\u09e2{}\u09e3\u09f2\u09f3"
+                    // D.....E.....F.0.....1.....2.....3.....4.....56789ABCDEF0123456789ABCDEF
+                    + "\u09f4\u09f5\\\u09f6\u09f7\u09f8\u09f9\u09fa       [~] |ABCDEFGHIJKLMNO"
+                    // 0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "PQRSTUVWXYZ          \u20ac                          ",
+
+            /* A.2.5 Gujarati National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0ae6\u0ae7"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6789ABCDEF.0123456789ABCDEF
+                    + "\u0ae8\u0ae9\u0aea\u0aeb\u0aec\u0aed\u0aee\u0aef  {}     \\            [~] "
+                    // 0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "|ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac                          ",
+
+            /* A.2.6 Hindi National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0966\u0967"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u0968\u0969\u096a\u096b\u096c\u096d\u096e\u096f\u0951\u0952{}\u0953\u0954\u0958"
+                    // D.....E.....F.0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.....
+                    + "\u0959\u095a\\\u095b\u095c\u095d\u095e\u095f\u0960\u0961\u0962\u0963\u0970\u0971"
+                    // BCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + " [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac                          ",
+
+            /* A.2.7 Kannada National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0ce6\u0ce7"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....BCDEF.01234567
+                    + "\u0ce8\u0ce9\u0cea\u0ceb\u0cec\u0ced\u0cee\u0cef\u0cde\u0cf1{}\u0cf2    \\        "
+                    // 89ABCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "    [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac                          ",
+
+            /* A.2.8 Malayalam National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0d66\u0d67"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u0d68\u0d69\u0d6a\u0d6b\u0d6c\u0d6d\u0d6e\u0d6f\u0d70\u0d71{}\u0d72\u0d73\u0d74"
+                    // D.....E.....F.0.....1.....2.....3.....4.....56789ABCDEF0123456789ABCDEF0123456789A
+                    + "\u0d75\u0d7a\\\u0d7b\u0d7c\u0d7d\u0d7e\u0d7f       [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                    // BCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "          \u20ac                          ",
+
+            /* A.2.9 Oriya National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0b66\u0b67"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....DE
+                    + "\u0b68\u0b69\u0b6a\u0b6b\u0b6c\u0b6d\u0b6e\u0b6f\u0b5c\u0b5d{}\u0b5f\u0b70\u0b71  "
+                    // F.0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF0123456789A
+                    + "\\            [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac                     "
+                    // BCDEF
+                    + "     ",
+
+            /* A.2.10 Punjabi National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0a66\u0a67"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u0a68\u0a69\u0a6a\u0a6b\u0a6c\u0a6d\u0a6e\u0a6f\u0a59\u0a5a{}\u0a5b\u0a5c\u0a5e"
+                    // D.....EF.0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF01
+                    + "\u0a75 \\            [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac            "
+                    // 23456789ABCDEF
+                    + "              ",
+
+            /* A.2.11 Tamil National Language Single Shift Table
+               NOTE: TS 23.038 V9.1.1 shows code 0x24 as \u0bef, corrected to \u0bee (typo)
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0964\u0965 \u0be6\u0be7"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u0be8\u0be9\u0bea\u0beb\u0bec\u0bed\u0bee\u0bef\u0bf3\u0bf4{}\u0bf5\u0bf6\u0bf7"
+                    // D.....E.....F.0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABC
+                    + "\u0bf8\u0bfa\\            [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac       "
+                    // DEF0123456789ABCDEF
+                    + "                   ",
+
+            /* A.2.12 Telugu National Language Single Shift Table
+               NOTE: TS 23.038 V9.1.1 shows code 0x22-0x23 as \u06cc\u06cd, corrected to \u0c6c\u0c6d
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789ABC.....D.....E.....F..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*   \u0c66\u0c67\u0c68\u0c69"
+                    // 0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....D.....E.....F.
+                    + "\u0c6a\u0c6b\u0c6c\u0c6d\u0c6e\u0c6f\u0c58\u0c59{}\u0c78\u0c79\u0c7a\u0c7b\u0c7c\\"
+                    // 0.....1.....2.....3456789ABCDEF0123456789ABCDEF0123456789ABCDEF012345.....6789ABCD
+                    + "\u0c7d\u0c7e\u0c7f         [~] |ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac        "
+                    // EF0123456789ABCDEF
+                    + "                  ",
+
+            /* A.2.13 Urdu National Language Single Shift Table
+             01.....23.....4.....5.6.....789A.....BCDEF0123.....45.....6789.....A.....BC.....D..... */
+            "@\u00a3$\u00a5\u00bf\"\u00a4%&'\u000c*+ -/<=>\u00a1^\u00a1_#*\u0600\u0601 \u06f0\u06f1"
+                    // E.....F.....0.....1.....2.....3.....4.....5.....6.....7.....89A.....B.....C.....
+                    + "\u06f2\u06f3\u06f4\u06f5\u06f6\u06f7\u06f8\u06f9\u060c\u060d{}\u060e\u060f\u0610"
+                    // D.....E.....F.0.....1.....2.....3.....4.....5.....6.....7.....8.....9.....A.....
+                    + "\u0611\u0612\\\u0613\u0614\u061b\u061f\u0640\u0652\u0658\u066b\u066c\u0672\u0673"
+                    // B.....CDEF.....0123456789ABCDEF0123456789ABCDEF012345.....6789ABCDEF0123456789ABCDEF
+                    + "\u06cd[~]\u06d4|ABCDEFGHIJKLMNOPQRSTUVWXYZ          \u20ac                          "
+    };
+
+    static {
+        enableCountrySpecificEncodings();
+        int numTables = sLanguageTables.length;
+        int numShiftTables = sLanguageShiftTables.length;
+        if (numTables != numShiftTables) {
+            Log.e(TAG, "Error: language tables array length " + numTables +
+                    " != shift tables array length " + numShiftTables);
+        }
+
+        sCharsToGsmTables = new SparseIntArray[numTables];
+        for (int i = 0; i < numTables; i++) {
+            String table = sLanguageTables[i];
+
+            int tableLen = table.length();
+            if (tableLen != 0 && tableLen != 128) {
+                Log.e(TAG, "Error: language tables index " + i +
+                        " length " + tableLen + " (expected 128 or 0)");
+            }
+
+            SparseIntArray charToGsmTable = new SparseIntArray(tableLen);
+            sCharsToGsmTables[i] = charToGsmTable;
+            for (int j = 0; j < tableLen; j++) {
+                char c = table.charAt(j);
+                charToGsmTable.put(c, j);
+            }
+        }
+
+        sCharsToShiftTables = new SparseIntArray[numShiftTables];
+        for (int i = 0; i < numShiftTables; i++) {
+            String shiftTable = sLanguageShiftTables[i];
+
+            int shiftTableLen = shiftTable.length();
+            if (shiftTableLen != 0 && shiftTableLen != 128) {
+                Log.e(TAG, "Error: language shift tables index " + i +
+                        " length " + shiftTableLen + " (expected 128 or 0)");
+            }
+
+            SparseIntArray charToShiftTable = new SparseIntArray(shiftTableLen);
+            sCharsToShiftTables[i] = charToShiftTable;
+            for (int j = 0; j < shiftTableLen; j++) {
+                char c = shiftTable.charAt(j);
+                if (c != ' ') {
+                    charToShiftTable.put(c, j);
+                }
+            }
+        }
+    }
+}

app/src/main/java/com/example/uicceditor/MainActivity.kt

@@ -1,13 +1,26 @@
 package com.example.uicceditor
 
+import android.app.PendingIntent
+import android.content.Intent
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
+import android.telephony.AccessNetworkConstants
+import android.telephony.CarrierConfigManager
+import android.telephony.CellInfo
+import android.telephony.NetworkScanRequest
+import android.telephony.RadioAccessSpecifier
+import android.telephony.SmsManager
+import android.telephony.SmsMessage
 import android.telephony.TelephonyManager
+import android.telephony.TelephonyManager.INCLUDE_LOCATION_DATA_NONE
+import android.telephony.TelephonyScanManager.NetworkScanCallback
 import android.util.Log
 import android.widget.Toast
 import androidx.activity.enableEdgeToEdge
 import androidx.appcompat.app.AppCompatActivity
+import androidx.arch.core.executor.TaskExecutor
+import androidx.core.os.ExecutorCompat
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import com.example.uicceditor.databinding.ActivityMainBinding
@@ -125,7 +138,7 @@ class MainActivity : AppCompatActivity() {
             apduChannel.close()
         }
 
-        binding.btnReadPlmnwact.setOnClickListener{
+        binding.btnReadPlmnwact.setOnClickListener {
             val apduChannel = ApduChannel(telephonyManager, AID)
             apduChannel.select(SIMView.FID_MF)
             apduChannel.select(SIMView.FID_DF_GSM)
@@ -134,7 +147,7 @@ class MainActivity : AppCompatActivity() {
             apduChannel.close()
         }
 
-        binding.btnReadOplmnwact.setOnClickListener{
+        binding.btnReadOplmnwact.setOnClickListener {
             val apduChannel = ApduChannel(telephonyManager, AID)
             apduChannel.select(SIMView.FID_MF)
             apduChannel.select(SIMView.FID_DF_GSM)
@@ -143,7 +156,7 @@ class MainActivity : AppCompatActivity() {
             apduChannel.close()
         }
 
-        binding.btnReadHplmnwact.setOnClickListener{
+        binding.btnReadHplmnwact.setOnClickListener {
             val apduChannel = ApduChannel(telephonyManager, AID)
             apduChannel.select(SIMView.FID_MF)
             apduChannel.select(SIMView.FID_DF_GSM)
@@ -157,6 +170,23 @@ class MainActivity : AppCompatActivity() {
             apduChannel.reset()
             apduChannel.close()
         }
+
+        binding.btnSms.setOnClickListener {
+
+            val smsManager = getSystemService("sms") as SmsManager
+            val pendingIntent = PendingIntent.getBroadcast(
+                this,
+                1,
+                Intent("${packageName}.MyReceiver"),
+                PendingIntent.FLAG_IMMUTABLE
+            )
+            smsManager.injectSmsPdu(
+                SmsUtils.createFakeSms("123", "hello"),
+                SmsMessage.FORMAT_3GPP,
+                pendingIntent
+            )
+
+        }
     }
 
     fun getRandomString(length: Int): String {

app/src/main/java/com/example/uicceditor/MyReceiver.kt

@@ -0,0 +1,13 @@
+package com.example.uicceditor
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.util.Log
+
+class MyReceiver : BroadcastReceiver() {
+
+    override fun onReceive(context: Context, intent: Intent) {
+        Log.i("MyReceiver", "onReceive: ${intent.action}")
+    }
+}

app/src/main/java/com/example/uicceditor/SmsUtils.java

@@ -0,0 +1,127 @@
+package com.example.uicceditor;
+
+import android.content.Intent;
+import android.telephony.PhoneNumberUtils;
+import android.telephony.SmsManager;
+import android.util.Log;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.lang.reflect.Method;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+
+public class SmsUtils {
+    // 获取对应的Intent数据
+    public static Intent getSmsIntent(String number, String body) {
+        SmsManager smsManager = SmsManager.getDefault();
+        // 防止短信过长
+        ArrayList<String> messages = smsManager.divideMessage(body);
+        int size = messages.size();
+        Object[] objArray = new Object[size];
+        for (int i = 0; i < size; ++i) {
+            byte[] pduu = createFakeSms(number, messages.get(i));
+            objArray[i] = pduu;
+        }
+        Intent intent = new Intent();
+        intent.setAction("android.provider.Telephony.SMS_DELIVER");
+        intent.putExtra("pdus", objArray);
+        intent.putExtra("format", "3gpp");
+        intent.putExtra("subscription", 12);
+        return intent;
+    }
+
+    // 创建pdu
+    public static byte[] createFakeSms(String sender, String body) {
+        byte[] pdu = null;
+        byte[] scBytes = PhoneNumberUtils.networkPortionToCalledPartyBCD("0000000000");
+        byte[] senderBytes = PhoneNumberUtils.networkPortionToCalledPartyBCD(sender);
+        int lsmcs = scBytes.length;
+        // 时间处理，包括年月日时分秒以及时区和夏令时
+        byte[] dateBytes = new byte[7];
+        Calendar calendar = new GregorianCalendar();
+        dateBytes[0] = reverseByte((byte) (calendar.get(Calendar.YEAR)));
+        dateBytes[1] = reverseByte((byte) (calendar.get(Calendar.MONTH) + 1));
+        dateBytes[2] = reverseByte((byte) (calendar.get(Calendar.DAY_OF_MONTH)));
+        dateBytes[3] = reverseByte((byte) (calendar.get(Calendar.HOUR_OF_DAY)));
+        dateBytes[4] = reverseByte((byte) (calendar.get(Calendar.MINUTE)));
+        dateBytes[5] = reverseByte((byte) (calendar.get(Calendar.SECOND)));
+        dateBytes[6] = reverseByte((byte) ((calendar.get(Calendar.ZONE_OFFSET)
+                + calendar.get(Calendar.DST_OFFSET)) / (60 * 1000 * 15)));
+        try {
+            ByteArrayOutputStream bo = new ByteArrayOutputStream();
+            bo.write(lsmcs);// 短信服务中心长度
+            bo.write(scBytes);// 短信服务中心号码
+            bo.write(0x04);
+            bo.write((byte) sender.length());// 发送方号码长度
+            bo.write(senderBytes);// 发送方号码
+            bo.write(0x00);// 协议标示，00为普通GSM，点对点方式
+            try {
+                String className = "com.android.internal.telephony.GsmAlphabet";
+                Class<?> clazz = Class.forName(className);
+                Method method = clazz.getMethod("stringToGsm7BitPacked", new Class[]{String.class});
+                method.setAccessible(true);
+                byte[] bodybytes = (byte[]) method.invoke(null, body);
+
+                byte[] bodybytes1 = GsmAlphabet.stringToGsm7BitPacked(body);
+
+                // compare the two byte arrays
+                if (bodybytes1.length != bodybytes.length) {
+                    System.out.println("The two byte arrays are not the same length.");
+                } else {
+                    boolean same = true;
+                    for (int i = 0; i < bodybytes1.length; i++) {
+                        if (bodybytes1[i] != bodybytes[i]) {
+                            same = false;
+                            break;
+                        }
+                    }
+                    Log.d("stringToGsm7BitPacked", "createFakeSms: " + same);
+                }
+
+                bo.write(0x00); // encoding: 0 for default 7bit
+                bo.write(dateBytes);
+                bo.write(bodybytes);
+            } catch (Exception e) {
+                // 下面是UCS-2编码的处理，中文短信就需要用此种方式
+                byte[] bodyBytes = encodeUCS2(body, null);
+                bo.write(0x08); // encoding: 8 for UCS-2
+                bo.write(dateBytes);
+                bo.write(bodyBytes);// 其中encodeUCS2是从系统中复制过来的，并不是我写的
+                // 源码具体位置在
+                // frameworks/base/telephony/java/com/android/internal/telephony/gsm/SmsMessage.java
+            }
+
+            pdu = bo.toByteArray();
+        } catch (IOException e) {
+        }
+        return pdu;
+    }
+
+    private static byte reverseByte(byte b) {
+        return (byte) ((b & 0xF0) >> 4 | (b & 0x0F) << 4);
+    }
+
+    private static byte[] encodeUCS2(String message, byte[] header) throws UnsupportedEncodingException {
+        byte[] userData, textPart;
+        textPart = message.getBytes(StandardCharsets.UTF_16BE);
+
+        if (header != null) {
+            // Need 1 byte for UDHL
+            userData = new byte[header.length + textPart.length + 1];
+
+            userData[0] = (byte) header.length;
+            System.arraycopy(header, 0, userData, 1, header.length);
+            System.arraycopy(textPart, 0, userData, header.length + 1, textPart.length);
+        } else {
+            userData = textPart;
+        }
+        byte[] ret = new byte[userData.length + 1];
+        ret[0] = (byte) (userData.length & 0xff);
+        System.arraycopy(userData, 0, ret, 1, userData.length);
+        return ret;
+    }
+}

app/src/main/res/layout/activity_main.xml

@@ -338,11 +338,19 @@
             <Button
                 android:id="@+id/btn_reset"
                 android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
+                android:layout_height="38dp"
                 android:layout_gravity="center"
                 android:layout_marginTop="16dp"
                 android:text="RESET" />
 
+            <Button
+                android:id="@+id/btn_sms"
+                android:layout_width="wrap_content"
+                android:layout_height="38dp"
+                android:layout_gravity="center"
+                android:layout_marginTop="16dp"
+                android:text="SMS" />
+
         </LinearLayout>
     </ScrollView>
 </androidx.constraintlayout.widget.ConstraintLayout>