Mercurial > 510ConnectbotMonitor
annotate src/com/five_ten_sg/connectbot/monitor/MonitorService.java @ 18:a94ca5a89fe8 stable-1.0.3
add cursor request command to the TE
| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Thu, 03 Jul 2014 08:38:27 -0700 |
| parents | a481d8fb5571 |
| children | 943df7400741 |
| rev | line source |
|---|---|
| 0 | 1 package com.five_ten_sg.connectbot.monitor; |
| 2 | |
| 3 import java.io.IOException; | |
| 4 import java.io.InputStream; | |
| 5 import java.io.OutputStream; | |
| 6 import java.net.ServerSocket; | |
| 7 import java.net.Socket; | |
| 5 | 8 import java.util.HashMap; |
| 0 | 9 import java.util.concurrent.ArrayBlockingQueue; |
| 10 import java.util.concurrent.BlockingQueue; | |
| 11 import java.util.concurrent.ConcurrentHashMap; | |
| 12 import java.util.Locale; | |
| 13 | |
| 14 import android.app.Activity; | |
| 15 import android.app.Service; | |
| 16 import android.content.Context; | |
| 17 import android.content.Intent; | |
| 18 import android.content.ServiceConnection; | |
| 19 import android.net.wifi.WifiManager.WifiLock; | |
| 20 import android.net.wifi.WifiManager; | |
| 21 import android.os.Binder; | |
| 22 import android.os.Bundle; | |
| 23 import android.os.Handler; | |
| 24 import android.os.IBinder; | |
| 25 import android.os.Message; | |
| 26 import android.os.PowerManager; | |
| 27 import android.speech.tts.TextToSpeech; | |
| 28 import android.speech.tts.TextToSpeech.OnInitListener; | |
| 29 import android.util.Log; | |
| 30 import android.widget.TextView; | |
| 31 | |
| 32 public class MonitorService extends Service implements OnInitListener { | |
| 33 public final static String TAG = "ConnectBot.MonitorService"; | |
| 34 | |
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35 public static final char MONITOR_CMD_INIT = 0; |
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36 public static final char MONITOR_CMD_ACTIVATE = 1; |
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37 public static final char MONITOR_CMD_KEYSTATE = 2; |
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38 public static final char MONITOR_CMD_CURSORMOVE = 3; |
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39 public static final char MONITOR_CMD_SCREENCHANGE = 4; |
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40 public static final char MONITOR_CMD_FIELDVALUE = 5; |
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41 public static final char MONITOR_CMD_SETFIELD = 5; |
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42 public static final char MONITOR_CMD_GETFIELD = 6; |
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43 public static final char MONITOR_CMD_SCREENWATCH = 7; |
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44 public static final char MONITOR_CMD_DEPRESS = 8; |
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45 public static final char MONITOR_CMD_SHOWURL = 9; |
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46 public static final char MONITOR_CMD_SWITCHSESSION = 10; |
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47 public static final char MONITOR_CMD_CURSORREQUEST = 11; |
| 0 | 48 |
| 49 public static final int MONITORPORT = 6000; | |
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50 public static ConcurrentHashMap<Integer,CommunicationThread> clients = new ConcurrentHashMap<Integer,CommunicationThread>(); |
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51 public static int currentConnection = -1; |
| 0 | 52 |
| 53 private boolean speech = false; | |
| 54 private TextToSpeech talker = null; | |
| 5 | 55 private BlockingQueue<String> talkerQueue = null; |
| 0 | 56 public Handler handler = null; |
| 57 private ServerSocket serverSocket; | |
| 58 private Thread serverThread = null; | |
| 59 private WifiManager.WifiLock wifiLock; | |
| 60 private PowerManager.WakeLock wakeLock; | |
| 61 final private IBinder binder = new MonitorBinder(); | |
| 62 | |
| 63 | |
| 64 public class MonitorBinder extends Binder { | |
| 65 public MonitorService getService() { | |
| 66 return MonitorService.this; | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 @Override | |
| 71 public void onInit(int status) { | |
| 72 if (status == TextToSpeech.SUCCESS) { | |
| 73 talker.setLanguage(Locale.US); | |
| 74 speech = true; | |
| 75 } | |
| 76 } | |
| 77 | |
| 78 @Override | |
| 79 public void onCreate() { | |
| 80 WifiManager wMgr = (WifiManager) getSystemService(Context.WIFI_SERVICE); | |
| 81 wifiLock = wMgr.createWifiLock(WifiManager.WIFI_MODE_FULL, "MyWifiLock"); | |
| 82 wifiLock.acquire(); | |
| 83 | |
| 84 PowerManager pMgr = (PowerManager) getSystemService(Context.POWER_SERVICE); | |
| 85 wakeLock = pMgr.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "MyWakeLock"); | |
| 86 wakeLock.acquire(); | |
| 87 | |
| 88 talker = new TextToSpeech(this, this); | |
| 89 this.serverThread = new Thread(new ServerThread()); | |
| 90 this.serverThread.start(); | |
| 91 } | |
| 92 | |
| 93 @Override | |
| 94 public IBinder onBind(Intent intent) { | |
| 95 startService(new Intent(this, MonitorService.class)); | |
| 96 return binder; | |
| 97 } | |
| 98 | |
| 99 public void printer(String msg) { | |
| 100 if (handler != null) handler.sendMessage(handler.obtainMessage(MonitorActivity.MESSAGE_CODE_PRINT, msg)); | |
| 101 } | |
| 102 | |
| 103 @Override | |
| 104 public int onStartCommand(Intent intent, int flags, int startId) { | |
| 105 Log.i(TAG, "service onStartCommand()"); | |
| 106 return START_STICKY; | |
| 107 } | |
| 108 | |
| 109 @Override | |
| 110 public void onDestroy() { | |
| 111 try { | |
| 112 Log.i(TAG, "service onDestroy()"); | |
| 113 talker.stop(); | |
| 114 talker.shutdown(); | |
| 115 wifiLock.release(); | |
| 116 wakeLock.release(); | |
| 117 serverSocket.close(); | |
| 118 } catch (IOException e) { | |
| 119 Log.e(TAG, "exception in onDestroy()", e); | |
| 120 } | |
| 121 super.onDestroy(); | |
| 122 } | |
| 123 | |
| 124 class ServerThread extends Thread { | |
| 125 public void run() { | |
| 126 Socket socket = null; | |
| 127 int connection = 0; | |
| 128 try { | |
| 129 serverSocket = new ServerSocket(MONITORPORT); | |
| 130 } catch (IOException e) { | |
| 131 Log.e(TAG, "exception in ServerThread.run(), cannot create listening socket", e); | |
| 132 return; | |
| 133 } | |
| 134 while (true) { | |
| 135 try{ | |
| 136 socket = serverSocket.accept(); | |
| 137 connection = connection + 1; | |
| 138 CommunicationThread commThread = new CommunicationThread(connection, socket); | |
| 139 clients.put(connection, commThread); | |
| 140 commThread.start(); | |
| 141 } catch (IOException e) { | |
| 142 Log.e(TAG, "exception in ServerThread.run(), listening socket closed", e); | |
| 143 break; | |
| 144 } | |
| 145 } | |
| 146 } | |
| 147 } | |
| 148 | |
| 149 class triple { | |
| 150 private int l, c; | |
| 151 private char[] b; | |
| 152 public triple(int l, int c, char[] b) { | |
| 153 this.l = l; | |
| 154 this.c = c; | |
| 155 this.b = b; | |
| 156 } | |
| 157 } | |
| 158 | |
| 159 class CommunicationThread extends Thread { | |
| 160 public int connection; | |
| 161 private Socket client_socket; | |
| 162 private InputStream client_in; | |
| 163 private OutputStream client_out; | |
| 164 private boolean is_closing = false; | |
| 165 private BlockingQueue<triple> queue = new ArrayBlockingQueue<triple>(1); | |
| 166 | |
| 167 public CommunicationThread(int handle, Socket socket) { | |
| 168 connection = handle; | |
| 169 client_socket = socket; | |
| 170 try { | |
| 171 client_in = client_socket.getInputStream(); | |
| 172 client_out = client_socket.getOutputStream(); | |
| 173 } catch (IOException e) { | |
| 174 Log.e(TAG, "exception in CommunicationThread() constructor, cannot get socket streams", e); | |
| 175 } | |
| 176 } | |
| 177 | |
| 4 | 178 public void speak(byte [] msg, boolean flush, boolean synchronous) { |
| 179 if (speech) { | |
| 180 String smsg = bytesToString(msg); | |
| 181 if (synchronous) { | |
| 182 HashMap<String, String> myHashParms = new HashMap(); | |
| 183 myHashParms.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID, String.format("connection %d", connection)); | |
| 184 talker.speak(smsg, (flush) ? TextToSpeech.QUEUE_FLUSH : TextToSpeech.QUEUE_ADD, myHashParms); | |
| 185 try { | |
| 186 String x = talkerQueue.take(); // wait for completion | |
| 187 } catch (InterruptedException e) { | |
| 188 Log.e(TAG, "exception in cm.speak()", e); | |
| 189 } | |
| 190 } | |
| 191 else { | |
| 192 talker.speak(smsg, (flush) ? TextToSpeech.QUEUE_FLUSH : TextToSpeech.QUEUE_ADD, null); | |
| 193 } | |
| 194 } | |
| 195 } | |
| 196 | |
| 197 public String bytesToString(byte[] b) { | |
| 198 char[] c = new char[b.length]; | |
| 199 int bp = 0; | |
| 200 for(int i = 0; i < c.length; i++) { | |
| 201 byte b1 = 0; | |
| 202 byte b2 = b[bp++]; | |
| 203 c[i] = (char) (((b1 & 0x00FF) << 8) + (b2 & 0x00FF)); | |
| 204 } | |
| 205 return new String(c); | |
| 206 } | |
| 207 | |
| 0 | 208 public char[] bytesToChars(byte[] b, int len) { |
| 209 char[] c = new char[len >> 1]; | |
| 210 int bp = 0; | |
| 211 for(int i = 0; i < c.length; i++) { | |
| 212 byte b1 = b[bp++]; | |
| 213 byte b2 = b[bp++]; | |
| 214 c[i] = (char) (((b1 & 0x00FF) << 8) + (b2 & 0x00FF)); | |
| 215 } | |
| 216 return c; | |
| 217 } | |
| 218 | |
| 219 public byte[] charsToBytes(char[] c) { | |
| 220 byte[] b = new byte[c.length << 1]; | |
| 221 int bp = 0; | |
| 222 for (int i=0; i<c.length; i++) { | |
| 223 b[bp++] = (byte) ((c[i] & 0xff00) >> 8); | |
| 224 b[bp++] = (byte) (c[i] & 0x00ff); | |
| 225 } | |
| 226 return b; | |
| 227 } | |
| 228 | |
| 229 public synchronized void clientWrite(char cmd, char[] c) { | |
| 230 try { | |
| 231 if (client_out != null) { | |
| 232 c[0] = (char)(c.length - 1); // number of chars following | |
| 233 c[1] = cmd; | |
| 234 Log.i(TAG, String.format("sending %d command", (int)cmd)); | |
| 235 client_out.write(charsToBytes(c)); | |
| 236 } | |
| 237 } | |
| 238 catch (IOException e) { | |
| 239 Log.e(TAG, "exception in monitorWrite()", e); | |
| 240 try { | |
| 241 client_out.close(); | |
| 242 } | |
| 243 catch (IOException ee) { | |
| 244 Log.e(TAG, "exception in monitorWrite() closing socket", ee); | |
| 245 } | |
| 246 client_out = null; | |
| 247 } | |
| 248 }; | |
| 249 | |
| 250 private char[] forceRead(int len) throws IOException { | |
| 251 int len2 = len*2; | |
| 252 int off = 0; | |
| 253 byte[] b = new byte[len2]; | |
| 254 while (off < len2) { | |
| 255 int l = client_in.read(b, off, len2-off); | |
| 256 if (l < 0) { | |
| 257 is_closing = true; | |
| 258 throw new IOException("eof"); | |
| 259 } | |
| 260 off += l; | |
| 261 } | |
| 262 return bytesToChars(b, len2); | |
| 263 } | |
| 264 | |
| 265 public void run() { | |
| 266 Log.i(TAG, String.format("CommunicationThread.run() client %d connected", connection)); | |
| 267 while (true) { | |
| 268 try { | |
| 269 char[] len = forceRead(1); | |
| 270 char[] packet = forceRead(len[0]); | |
| 271 char[] buf; | |
| 272 char cmd = packet[0]; | |
| 273 int plen = packet.length; | |
| 274 //Log.i(TAG, String.format("received %d command length %d", (int)cmd, plen)); | |
| 275 switch (cmd) { | |
| 276 case MONITOR_CMD_INIT: | |
| 277 buf = new char[plen-1]; | |
| 278 System.arraycopy(packet, 1, buf, 0, plen-1); | |
| 279 abandonGetField(connection); | |
| 280 teInit(connection, buf); | |
| 281 break; | |
| 282 case MONITOR_CMD_ACTIVATE: | |
| 283 abandonGetField(connection); | |
| 284 buf = new char[plen-3]; | |
| 285 System.arraycopy(packet, 3, buf, 0, plen-3); | |
| 286 teActivate(connection, packet[1], packet[2], buf); | |
| 287 break; | |
| 2 | 288 case MONITOR_CMD_KEYSTATE: |
| 289 teKeyState(connection, (packet[1] == 1)); | |
| 0 | 290 break; |
| 291 case MONITOR_CMD_CURSORMOVE: | |
| 292 teCursorMove(connection, packet[1], packet[2]); | |
| 293 break; | |
| 294 case MONITOR_CMD_SCREENCHANGE: | |
| 295 buf = new char[plen-3]; | |
| 296 System.arraycopy(packet, 3, buf, 0, plen-3); | |
| 297 teScreenChange(connection, packet[1], packet[2], buf); | |
| 298 break; | |
| 299 case MONITOR_CMD_FIELDVALUE: | |
| 300 buf = new char[plen-3]; | |
| 301 System.arraycopy(packet, 3, buf, 0, plen-3); | |
| 302 Log.i(TAG, String.format("teFieldValue %d line %d column %d b.len %d", connection, packet[1], packet[2], buf.length)); | |
| 303 queue.put(new triple(packet[1], packet[2], buf)); | |
| 304 break; | |
| 305 default: | |
| 306 break; | |
| 307 } | |
| 308 } catch (IOException e) { | |
| 309 if (!is_closing) Log.e(TAG, "exception in CommunicationThread.run()", e); | |
| 310 break; | |
| 311 } catch (InterruptedException e) { | |
| 312 Log.e(TAG, "exception in CommunicationThread.run()", e); | |
| 313 break; | |
| 314 } | |
| 315 } | |
| 316 Log.i(TAG, String.format("shutting down connection %d", connection)); | |
| 317 try { | |
| 318 if (client_in != null) client_in.close(); | |
| 319 if (client_out != null) client_out.close(); | |
| 320 if (client_socket != null) client_socket.close(); | |
| 321 } catch (IOException e) { | |
| 322 Log.e(TAG, "exception in CommunicationThread.run() closing sockets", e); | |
| 323 } | |
| 324 client_in = null; | |
| 325 client_out = null; | |
| 326 client_socket = null; | |
| 327 } | |
| 328 } | |
| 329 | |
| 330 private void abandonGetField(int except) { | |
| 331 for (CommunicationThread cm : clients.values()) { | |
| 332 if (cm.connection != except) { | |
| 333 cm.queue.offer(new triple(0, 0, new char[0])); | |
| 334 } | |
| 335 } | |
| 336 } | |
| 337 | |
| 338 | |
| 339 //////////////////////////////////////// | |
| 340 //// these functions run on the reader thread here and call your monitoring code | |
| 341 | |
| 342 public void teInit(int connection, char[] buf) { | |
| 343 String fn = new String(buf); | |
| 344 Log.i(TAG, String.format("teInit %d file %s", connection, fn)); | |
| 2 | 345 //printer(String.format("init %d %s", connection, fn)); |
| 0 | 346 } |
| 347 | |
| 348 public void teActivate(int connection, int lines, int columns, char[] buf) { | |
| 349 Log.i(TAG, String.format("teActivate %d", connection)); | |
| 2 | 350 //printer(String.format("activate %d lines %d columns %d b.len %d", connection, lines, columns, buf.length)); |
| 0 | 351 } |
| 352 | |
| 2 | 353 public void teKeyState(int connection, boolean down) { |
| 354 String d = (down) ? "yes" : "no"; | |
| 355 Log.i(TAG, String.format("teKeyState %d isdown %s", connection, d)); | |
| 356 //printer(String.format("keystate %d isdown %s", connection, d)); | |
| 0 | 357 } |
| 358 | |
| 359 public void teCursorMove(int connection, int l, int c) { | |
| 360 //Log.i(TAG, String.format("teCursorMove %d line %d column %d", connection, l, c)); | |
| 361 } | |
| 362 | |
| 363 public void teScreenChange(int connection, int lines, int columns, char[] buf) { | |
| 364 Log.i(TAG, String.format("teScreenChange %d lines %d columns %d b.len %d", connection, lines, columns, buf.length)); | |
| 365 } | |
| 366 | |
| 367 | |
| 368 //////////////////////////////////////// | |
| 369 //// these functions are called from your monitoring code thread | |
| 370 | |
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371 public static void teSetField(int connection, int l, int c, char[] buf) { |
| 0 | 372 int len = buf.length; |
| 373 Log.i(TAG, String.format("teSetField %d request line %d column %d len %d", connection, l, c, len)); | |
| 374 CommunicationThread cm = clients.get(connection); | |
| 375 if (cm != null) { | |
| 376 char[] arg2 = new char[4 + len]; | |
| 377 arg2[2] = (char) (l & 0x0000ffff); | |
| 378 arg2[3] = (char) (c & 0x0000ffff); | |
| 379 int base = 4; | |
| 380 System.arraycopy(buf, 0, arg2, base, len); | |
| 381 cm.clientWrite(MONITOR_CMD_SETFIELD, arg2); | |
| 382 } | |
| 383 } | |
| 384 | |
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385 public static char[] teGetField(int connection, int l, int c, int len) { |
| 0 | 386 Log.i(TAG, String.format("teGetField %d request line %d column %d len %d", connection, l, c, len)); |
| 387 CommunicationThread cm = clients.get(connection); | |
| 388 if (cm != null) { | |
| 389 char[] arg = new char[5]; | |
| 390 arg[2] = (char) (l & 0x0000ffff); | |
| 391 arg[3] = (char) (c & 0x0000ffff); | |
| 392 arg[4] = (char) (len & 0x0000ffff); | |
| 393 cm.queue.clear(); // we never have more than one outstanding getfield request on the connection | |
| 394 cm.clientWrite(MONITOR_CMD_GETFIELD, arg); | |
| 395 try { | |
| 396 triple t = cm.queue.take(); // wait for response | |
| 397 Log.i(TAG, String.format("teGetField %d response line %d column %d len %d", connection, t.l, t.c, t.b.length)); | |
| 398 return t.b; | |
| 399 } catch (InterruptedException e) { | |
| 400 Log.e(TAG, "exception in teGetField(), return empty string", e); | |
| 401 } | |
| 402 } | |
| 403 return new char[0]; | |
| 404 } | |
| 405 | |
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parents:
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406 public static void teScreenWatch(int connection, int l, int c, int len) { |
| 0 | 407 Log.i(TAG, String.format("teScreenWatch %d request line %d column %d len %d", connection, l, c, len)); |
| 408 CommunicationThread cm = clients.get(connection); | |
| 409 if (cm != null) { | |
| 410 char[] arg = new char[5]; | |
| 411 arg[2] = (char) (l & 0x0000ffff); | |
| 412 arg[3] = (char) (c & 0x0000ffff); | |
| 413 arg[4] = (char) (len & 0x0000ffff); | |
| 414 cm.clientWrite(MONITOR_CMD_GETFIELD, arg); | |
| 415 } | |
| 416 } | |
| 417 | |
| 7 | 418 public static void teSpeak(int connection, byte [] msg, boolean flush, boolean synchronous) { |
| 4 | 419 CommunicationThread cm = clients.get(connection); |
| 420 if (cm != null) cm.speak(msg, flush, synchronous); | |
| 0 | 421 } |
| 2 | 422 |
| 423 public static void teDepress(int connection, int vk_key) { | |
| 424 // http://msdn.microsoft.com/en-us/library/windows/desktop/dd375731 | |
| 425 Log.i(TAG, String.format("teDepress %d, %d", connection, vk_key)); | |
| 426 CommunicationThread cm = clients.get(connection); | |
| 427 if (cm != null) { | |
| 428 char[] arg = new char[3]; | |
| 429 arg[2] = (char) (vk_key & 0x0000ffff); | |
| 430 cm.clientWrite(MONITOR_CMD_DEPRESS, arg); | |
| 431 } | |
| 432 } | |
| 13 | 433 |
| 434 public static void teShowUrl(int connection, char [] url) { | |
| 435 int len = url.length; | |
| 436 CommunicationThread cm = clients.get(connection); | |
| 437 if (cm != null) { | |
| 438 char[] arg2 = new char[2 + len]; | |
| 439 int base = 2; | |
| 440 System.arraycopy(url, 0, arg2, base, len); | |
| 441 cm.clientWrite(MONITOR_CMD_SHOWURL, arg2); | |
| 442 } | |
| 443 } | |
| 444 | |
|
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parents:
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diff
changeset
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445 public static void teSwitchSession(int connection) { |
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a481d8fb5571
add switch session command to the TE
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
|
446 CommunicationThread cm = clients.get(connection); |
|
a481d8fb5571
add switch session command to the TE
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
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447 if (cm != null) { |
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a481d8fb5571
add switch session command to the TE
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
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448 char [] arg2 = new char[2]; |
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a481d8fb5571
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Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
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449 cm.clientWrite(MONITOR_CMD_SWITCHSESSION, arg2); |
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parents:
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450 } |
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451 } |
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452 |
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18
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453 public static void teCursorRequest(int connection) { |
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454 CommunicationThread cm = clients.get(connection); |
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455 if (cm != null) { |
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456 char [] arg2 = new char[2]; |
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457 cm.clientWrite(MONITOR_CMD_CURSORREQUEST, arg2); |
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458 } |
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459 } |
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460 |
| 0 | 461 } |