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/* * Copyright (C) 2013 Mobilinkd LLC//from w w w . j a v a 2s. c o m * * 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. */ package com.mobilinkd.tncconfig; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.UUID; // import android.bluetooth.BluetoothAdapter; import android.bluetooth.BluetoothDevice; import android.bluetooth.BluetoothSocket; import android.content.Context; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.util.Log; /** * This class sets up and manages the Bluetooth connection with the TNC. * It has a thread for connecting with the device and a thread for * performing data transmissions when connected. The structure of this * code is based on BluetoothChat from the Android SDK examples. */ public class BluetoothTncService { // Debugging private static final String TAG = "BluetoothTncService"; private static final boolean D = true; // UUID for this serial port protocol private static final UUID SPP_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB"); // Member fields private Handler mHandler; private ConnectThread mConnectThread; private ConnectedThread mConnectedThread; private int mState; private String mDeviceName = null; // Constants that indicate the current connection state public static final int STATE_NONE = 0; // we're doing nothing public static final int STATE_CONNECTING = 1; // now initiating an outgoing connection public static final int STATE_CONNECTED = 2; // now connected to a remote device public static final int STATE_CONFIG = 4; // running config public static final int STATE_DOWNLOAD = 8; // running firmware download public static final int STATE_UPLOAD = 16; // running firmware upload public static final int SEND_SPACE = 1; public static final int SEND_MARK = 2; public static final int SEND_BOTH = 3; private static final byte[] TNC_SET_TX_DELAY = new byte[] { (byte)0xc0, 0x01, 0, (byte)0xC0 }; private static final byte[] TNC_SET_PERSISTENCE = new byte[] { (byte)0xc0, 0x02, 0, (byte)0xC0 }; private static final byte[] TNC_SET_SLOT_TIME = new byte[] { (byte)0xc0, 0x03, 0, (byte)0xC0 }; private static final byte[] TNC_SET_TX_TAIL = new byte[] { (byte)0xc0, 0x04, 0, (byte)0xC0 }; private static final byte[] TNC_SET_DUPLEX = new byte[] { (byte)0xc0, 0x05, 0, (byte)0xC0 }; private static final byte[] TNC_SET_BT_CONN_TRACK = new byte[] { (byte)0xc0, 0x06, 0x45, 0, (byte)0xC0 }; private static final byte[] TNC_SET_VERBOSITY = new byte[] { (byte)0xc0, 0x06, 0x10, 0, (byte)0xC0 }; private static final byte[] TNC_SET_INPUT_ATTEN = new byte[] { (byte)0xc0, 0x06, 0x02, 0, (byte)0xC0 }; private static final byte[] TNC_STREAM_VOLUME = new byte[] { (byte)0xc0, 0x06, 0x05, (byte)0xC0 }; private static final byte[] TNC_PTT_MARK = new byte[] { (byte)0xc0, 0x06, 0x07, (byte)0xC0 }; private static final byte[] TNC_PTT_SPACE = new byte[] { (byte)0xc0, 0x06, 0x08, (byte)0xC0 }; private static final byte[] TNC_PTT_BOTH = new byte[] { (byte)0xc0, 0x06, 0x09, (byte)0xC0 }; private static final byte[] TNC_PTT_OFF = new byte[] { (byte)0xc0, 0x06, 0x0A, (byte)0xC0 }; private static final byte[] TNC_SET_OUTPUT_VOLUME = new byte[] { (byte)0xc0, 0x06, 0x01, 0, (byte)0xC0 }; private static final byte[] TNC_GET_OUTPUT_VOLUME = new byte[] { (byte)0xc0, 0x06, 0x0C, (byte)0xC0 }; private static final byte[] TNC_SET_SQUELCH_LEVEL = new byte[] { (byte)0xc0, 0x06, 0x03, 0, (byte)0xC0 }; private static final byte[] TNC_GET_ALL_VALUES = new byte[] { (byte)0xc0, 0x06, 0x7F, (byte)0xC0 }; private static final byte[] TNC_SET_USB_POWER_ON = new byte[] { (byte)0xc0, 0x06, 0x49, 0, (byte)0xC0 }; private static final byte[] TNC_SET_USB_POWER_OFF = new byte[] { (byte)0xc0, 0x06, 0x4b, 0, (byte)0xC0 }; private static final byte[] TNC_SET_PTT_CHANNEL = new byte[] { (byte)0xc0, 0x06, 0x4f, 0, (byte)0xC0 }; @SuppressWarnings("unused") private static final byte[] TNC_GET_PTT_CHANNEL = new byte[] { (byte)0xc0, 0x06, 0x50, (byte)0xC0 }; private static final byte[] TNC_SAVE_EEPROM = new byte[] { (byte)0xc0, 0x06, 0x2a, (byte)0xC0 }; /** * Constructor. Prepares a new Bluetooth session. * @param context The UI Activity Context * @param handler A Handler to send messages back to the UI Activity */ public BluetoothTncService(Context context, Handler handler) { // mAdapter = BluetoothAdapter.getDefaultAdapter(); mState = STATE_NONE; mHandler = handler; } public void resetHandler() { mHandler = null; } public boolean setHandler(Handler handler) { if (mHandler != null) { return false; } mHandler = handler; return true; } /** * Set the current state of the chat connection * @param state An integer defining the current connection state */ private synchronized void setState(int state) { if (D) Log.d(TAG, "setState() " + mState + " -> " + state); mState = state; // Give the new state to the Handler so the UI Activity can update mHandler.obtainMessage(TncConfig.MESSAGE_STATE_CHANGE, state, -1).sendToTarget(); } /** * Return the current connection state. */ public synchronized int getState() { return mState; } /** * Start the TNC service. Called by the Activity onResume() */ public synchronized void start() { if (D) Log.d(TAG, "start"); // Cancel any thread attempting to make a connection if (mConnectThread != null) {mConnectThread.cancel(); mConnectThread = null;} // Cancel any thread currently running a connection if (mConnectedThread != null) {mConnectedThread.cancel(); mConnectedThread = null;} setState(STATE_NONE); } /** * Start the ConnectThread to initiate a connection to a remote device. * @param device The BluetoothDevice to connect */ public synchronized void connect(BluetoothDevice device) { if (D) Log.d(TAG, "connect to: " + device); // Cancel any thread attempting to make a connection if (mState == STATE_CONNECTING) { if (mConnectThread != null) {mConnectThread.cancel(); mConnectThread = null;} } // Cancel any thread currently running a connection if (mConnectedThread != null) {mConnectedThread.cancel(); mConnectedThread = null;} // Start the thread to connect with the given device mConnectThread = new ConnectThread(device); mConnectThread.start(); setState(STATE_CONNECTING); } /** * Start the ConnectedThread to begin managing a Bluetooth connection * @param socket The BluetoothSocket on which the connection was made * @param device The BluetoothDevice that has been connected */ public synchronized void connected(BluetoothSocket socket, BluetoothDevice device) { if (D) Log.d(TAG, "connected"); // Cancel the thread that completed the connection if (mConnectThread != null) {mConnectThread.cancel(); mConnectThread = null;} // Cancel any thread currently running a connection if (mConnectedThread != null) {mConnectedThread.cancel(); mConnectedThread = null;} // Start the thread to manage the connection and perform transmissions mConnectedThread = new ConnectedThread(socket); mConnectedThread.start(); mDeviceName = device.getName(); // Send the name of the connected device back to the UI Activity Message msg = mHandler.obtainMessage(TncConfig.MESSAGE_DEVICE_NAME); Bundle bundle = new Bundle(); bundle.putString(TncConfig.DEVICE_NAME, mDeviceName); msg.setData(bundle); mHandler.sendMessage(msg); setState(STATE_CONNECTED); listen(); } /** * Stop all threads */ public synchronized void stop() { if (D) Log.d(TAG, "stop"); if (mState == STATE_CONNECTED) { mConnectedThread.write(TNC_PTT_OFF); } if (mConnectThread != null) {mConnectThread.cancel(); mConnectThread = null;} if (mConnectedThread != null) {mConnectedThread.cancel(); mConnectedThread = null;} setState(STATE_NONE); } public void getAllValues() { if (D) Log.d(TAG, "getAllValues()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } r.write(TNC_GET_ALL_VALUES); } public boolean isConnected() { return mState == STATE_CONNECTED; } public String getDeviceName() { return mDeviceName; } public void getOutputVolume() { if (D) Log.d(TAG, "getOutputVolume()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } r.write(TNC_GET_OUTPUT_VOLUME); } public void ptt(int mode) { if (D) Log.d(TAG, "ptt() " + mode); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } switch(mode) { case SEND_MARK: r.write(TNC_PTT_MARK); break; case SEND_SPACE: r.write(TNC_PTT_SPACE); break; case SEND_BOTH: r.write(TNC_PTT_BOTH); break; default: r.write(TNC_PTT_OFF); break; } } public void setDcd(boolean on) { if (D) Log.d(TAG, "setDcd()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_SQUELCH_LEVEL; if (!on) { c[3] = 2; } else { c[3] = 0; } r.write(c); } public void setTxDelay(int value) { if (D) Log.d(TAG, "setTxDelay()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_TX_DELAY; c[2] = (byte) value; r.write(c); } public void setPersistence(int value) { if (D) Log.d(TAG, "setPersistence()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_PERSISTENCE; c[2] = (byte) value; r.write(c); } public void setSlotTime(int value) { if (D) Log.d(TAG, "setSlotTime()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_SLOT_TIME; c[2] = (byte) value; r.write(c); } public void setTxTail(int value) { if (D) Log.d(TAG, "setTxTail()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_TX_TAIL; c[2] = (byte) value; r.write(c); } public void setDuplex(boolean on) { if (D) Log.d(TAG, "setDuplex()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_DUPLEX; if (on) { c[2] = 1; } else { c[2] = 0; } r.write(c); } public void setConnTrack(boolean on) { if (D) Log.d(TAG, "setConnTrack()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_BT_CONN_TRACK; if (on) { c[3] = 1; } else { c[3] = 0; } r.write(c); } public void setVerbosity(boolean on) { if (D) Log.d(TAG, "setVerbosity(" + on + ")"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_VERBOSITY; if (on) { c[3] = 1; } else { c[3] = 0; } r.write(c); } public void setUsbPowerOn(boolean value) { if (D) Log.d(TAG, "setUsbPowerOn(" + value + ")"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_USB_POWER_ON; c[3] = (byte) (value ? 1 : 0); r.write(c); } public void setUsbPowerOff(boolean value) { if (D) Log.d(TAG, "setUsbPowerOff(" + value + ")"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_USB_POWER_OFF; c[3] = (byte) (value ? 1 : 0); r.write(c); } public void setPttChannel(int channel) { if (D) Log.d(TAG, "setPttChannel(" + channel + ")"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_PTT_CHANNEL; c[3] = (byte) channel; r.write(c); } public void saveEeprom() { if (D) Log.d(TAG, "saveEeprom"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } r.write(TNC_SAVE_EEPROM); } public void setInputAtten(boolean on) { if (D) Log.d(TAG, "setInputAtten()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_INPUT_ATTEN; if (on) { c[3] = 2; } else { c[3] = 0; } r.write(c); } public void listen() { if (D) Log.d(TAG, "listen()"); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } r.write(TNC_PTT_OFF); r.write(TNC_STREAM_VOLUME); } public void volume(int v) { if (D) Log.d(TAG, "volume() = " + v); // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } byte c[] = TNC_SET_OUTPUT_VOLUME; c[3] = (byte) v; r.write(c); } /** * Write to the ConnectedThread in an unsynchronized manner * @param out The bytes to write * @see ConnectedThread#write(byte[]) */ public void write(byte[] out) { // Create temporary object ConnectedThread r; // Synchronize a copy of the ConnectedThread synchronized (this) { if (mState != STATE_CONNECTED) return; r = mConnectedThread; } // Perform the write unsynchronized r.write(out); } /** * Indicate that the connection attempt failed and notify the UI Activity. */ private void connectionFailed() { setState(STATE_NONE); // Send a failure message back to the Activity Message msg = mHandler.obtainMessage(TncConfig.MESSAGE_TOAST); Bundle bundle = new Bundle(); bundle.putString(TncConfig.TOAST, "Unable to connect device"); msg.setData(bundle); mHandler.sendMessage(msg); } /** * Indicate that the connection was lost and notify the UI Activity. */ private void connectionLost() { setState(STATE_NONE); // Send a failure message back to the Activity Message msg = mHandler.obtainMessage(TncConfig.MESSAGE_TOAST); Bundle bundle = new Bundle(); bundle.putString(TncConfig.TOAST, "Device connection was lost"); msg.setData(bundle); mHandler.sendMessage(msg); } /** * This thread runs while attempting to make an outgoing connection * with a device. It runs straight through; the connection either * succeeds or fails. */ private class ConnectThread extends Thread { private final BluetoothSocket mmSocket; private final BluetoothDevice mmDevice; public ConnectThread(BluetoothDevice device) { mmDevice = device; BluetoothSocket tmp = null; // Get a BluetoothSocket for a connection with the // given BluetoothDevice try { tmp = device.createRfcommSocketToServiceRecord(SPP_UUID); } catch (IOException e) { Log.e(TAG, "create() failed", e); } mmSocket = tmp; } public void run() { Log.i(TAG, "BEGIN mConnectThread"); setName("ConnectThread"); // Make a connection to the BluetoothSocket try { // This is a blocking call and will only return on a // successful connection or an exception mmSocket.connect(); } catch (IOException e) { connectionFailed(); // Close the socket try { mmSocket.close(); } catch (IOException e2) { Log.e(TAG, "unable to close() socket during connection failure", e2); } // Start the service over to restart listening mode BluetoothTncService.this.start(); return; } // Reset the ConnectThread because we're done synchronized (BluetoothTncService.this) { mConnectThread = null; } // Start the connected thread connected(mmSocket, mmDevice); } public void cancel() { try { mmSocket.close(); } catch (IOException e) { Log.e(TAG, "close() of connect socket failed", e); } } } /** * This thread runs during a connection with a remote device. * It handles all incoming and outgoing transmissions. */ private class ConnectedThread extends Thread { private final BluetoothSocket mmSocket; private final InputStream mmInStream; private final OutputStream mmOutStream; private class HdlcDecoder { static final int BUFFER_SIZE = 330; static final byte FEND = (byte) 192; static final byte FESC = (byte) 219; static final byte TFEND = (byte) 220; static final byte TFESC = (byte) 221; static final int STATE_WAIT_FEND = 0; static final int STATE_WAIT_HW = 1; static final int STATE_WAIT_ESC = 2; static final int STATE_WAIT_DATA = 3; public static final int TNC_INPUT_VOLUME = 4; public static final int TNC_OUTPUT_VOLUME = 12; public static final int TNC_GET_TXDELAY = 33; public static final int TNC_GET_PERSIST = 34; public static final int TNC_GET_SLOTTIME = 35; public static final int TNC_GET_TXTAIL = 36; public static final int TNC_GET_DUPLEX = 37; public static final int TNC_GET_SQUELCH_LEVEL = 14; public static final int TNC_GET_HW_VERSION = 41; public static final int TNC_GET_FW_VERSION = 40; public static final int TNC_GET_VERBOSITY = 17; public static final int TNC_GET_BATTERY_LEVEL = 6; public static final int TNC_GET_INPUT_ATTEN = 13; public static final int TNC_GET_BT_CONN_TRACK = 70; public static final int TNC_GET_USB_POWER_ON = 74; public static final int TNC_GET_USB_POWER_OFF = 76; public static final int TNC_GET_PTT_CHANNEL = 80; public static final int TNC_GET_CAPABILITIES = 126; boolean mAvailable = false; byte[] mBuffer = new byte[BUFFER_SIZE]; int mPos = 0; int mState = STATE_WAIT_FEND; public HdlcDecoder() { } public boolean available() {return mAvailable;} public void process(byte c) { switch (mState) { case STATE_WAIT_FEND: if (c == FEND) { mPos = 0; mAvailable = false; mState = STATE_WAIT_HW; } break; case STATE_WAIT_HW: if (c == FEND) break; if (c == (byte) 0x06) { mState = STATE_WAIT_DATA; } else { Log.e(TAG, "Invalid packet type received " + (int)c); mState = STATE_WAIT_FEND; } break; case STATE_WAIT_ESC: switch (c) { case TFESC: mBuffer[mPos++] = FESC; break; case TFEND: mBuffer[mPos++] = FEND; break; default: mBuffer[mPos++] = c; break; } mState = STATE_WAIT_DATA; break; case STATE_WAIT_DATA: switch (c) { case FESC: mState = STATE_WAIT_ESC; break; case FEND: if (mPos > 1) mAvailable = true; mState = STATE_WAIT_FEND; default: mBuffer[mPos++] = c; break; } } } int getType() {return (int) mBuffer[0] & 0xff;} int getValue() {return (int) mBuffer[1] & 0xff;} int size() {return mPos - 1;} byte[] data() { byte[] result = new byte[mPos - 2]; System.arraycopy(mBuffer, 1, result, 0, mPos - 2); return result; } } private final HdlcDecoder mHdlc; public ConnectedThread(BluetoothSocket socket) { Log.d(TAG, "create ConnectedThread"); mmSocket = socket; InputStream tmpIn = null; OutputStream tmpOut = null; mHdlc = new HdlcDecoder(); // Get the BluetoothSocket input and output streams try { tmpIn = socket.getInputStream(); tmpOut = socket.getOutputStream(); } catch (IOException e) { Log.e(TAG, "temp sockets not created", e); } mmInStream = tmpIn; mmOutStream = tmpOut; } public void run() { Log.i(TAG, "BEGIN mConnectedThread"); // Keep listening to the InputStream while connected while (true) { try { // Read from the InputStream byte c = (byte) mmInStream.read(); mHdlc.process(c); if (mHandler == null) { continue; } if (mHdlc.available()) { switch (mHdlc.getType()) { case HdlcDecoder.TNC_INPUT_VOLUME: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_INPUT_VOLUME, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_OUTPUT_VOLUME: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_OUTPUT_VOLUME, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_TXDELAY: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_TX_DELAY, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_PERSIST: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_PERSISTENCE, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_SLOTTIME: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_SLOT_TIME, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_TXTAIL: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_TX_TAIL, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_DUPLEX: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_DUPLEX, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_SQUELCH_LEVEL: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_SQUELCH_LEVEL, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_HW_VERSION: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_HW_VERSION, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_FW_VERSION: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_FW_VERSION, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_BATTERY_LEVEL: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_BATTERY_LEVEL, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_BT_CONN_TRACK: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_BT_CONN_TRACK, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_VERBOSITY: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_VERBOSITY, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_INPUT_ATTEN: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_INPUT_ATTEN, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_USB_POWER_ON: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_USB_POWER_ON, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_USB_POWER_OFF: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_USB_POWER_OFF, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_PTT_CHANNEL: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_PTT_STYLE, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; case HdlcDecoder.TNC_GET_CAPABILITIES: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_CAPABILITIES, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; default: // Send the obtained bytes to the UI Activity mHandler.obtainMessage( TncConfig.MESSAGE_OTHER, (int) mHdlc.getValue(), mHdlc.size(), mHdlc.data()).sendToTarget(); break; } } } catch (IOException e) { Log.i(TAG, "disconnected"); connectionLost(); return; } } } /** * Write to the connected OutStream. * @param buffer The bytes to write */ public void write(byte[] buffer) { try { mmOutStream.write(buffer); } catch (IOException e) { Log.e(TAG, "Exception during write", e); } } public void cancel() { try { mmSocket.close(); } catch (IOException e) { Log.e(TAG, "close() of connect socket failed", e); } } } }