Bluetooth connection working (Linux).

Change-Id: Iac77c3ce0ab0ea7bda3105c58859888e55e64d2d

android/sdremote/src/org/libreoffice/impressremote/communication/BluetoothClient.java

@@ -8,6 +8,8 @@
  */
 package org.libreoffice.impressremote.communication;
 
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
 import java.net.Socket;
 import java.util.UUID;
 
@@ -15,6 +17,8 @@ import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothSocket;
 import android.content.Context;
+import android.content.Intent;
+import android.support.v4.content.LocalBroadcastManager;
 
 /**
  * Standard Network client. Connects to a server using Sockets.
@@ -31,27 +35,43 @@ public class BluetoothClient extends Client {
         super(aContext);
         try {
             BluetoothAdapter aAdapter = BluetoothAdapter.getDefaultAdapter();
+            System.out.println("Attemtping to connect to:" + bluetoothAddress);
             BluetoothDevice aDevice = aAdapter
                             .getRemoteDevice(bluetoothAddress);
+            aAdapter.cancelDiscovery();
             BluetoothSocket aSocket = aDevice
                             .createRfcommSocketToServiceRecord(UUID
-                                            .fromString("00001101-0000-1000-8000-00805f9b34fb"));
+                                            .fromString("00001101-0000-1000-8000-00805F9B34FB"));
             aSocket.connect();
+            //            mSocket = aSocket;
+            System.out.println("Connected");
 
-        } catch (Exception e) {
+            mInputStream = aSocket.getInputStream();
-            e.printStackTrace();
+            mReader = new BufferedReader(new InputStreamReader(mInputStream,
-        }
+                            CHARSET));
-        //            BluetoothSocket aSocket = new BluetoothClient(bluetoothAddress, aContext)
+            mOutputStream = aSocket.getOutputStream();
-        //                                    .createRfcommSocketToServiceRecord(UUID
+
-        //                                                    .fromString("00001101-0000-1000-8000-00805F9B34F
+            //            mOutputStream.write(20);
+            //            mOutputStream.write(20);
+            //            mOutputStream.write(20);
+            //            mOutputStream.flush();
+            //            System.out.println("reading");
+            //            while (true) {
+            //                System.out.println(mInputStream.read());
             //            }
-        //        try {
+            String aTemp = mReader.readLine();
-        //            mSocket = new Socket(ipAddress, PORT);
+            System.out.println("SF:waited");
-        //            mInputStream = mSocket.getInputStream();
+            if (!aTemp.equals("LO_SERVER_SERVER_PAIRED")) {
-        //            mReader = new BufferedReader(new InputStreamReader(mInputStream,
+                return;
-        //                            CHARSET));
+            }
-        //            mOutputStream = mSocket.getOutputStream();
+            while (mReader.readLine().length() != 0) {
-        //            // Pairing.
+                // Get rid of extra lines
+            }
+            Intent aIntent = new Intent(
+                            CommunicationService.MSG_PAIRING_SUCCESSFUL);
+            LocalBroadcastManager.getInstance(mContext).sendBroadcast(aIntent);
+            startListening();
+            // Pairing.
             //            Random aRandom = new Random();
             //            String aPin = "" + (aRandom.nextInt(9000) + 1000);
             //            while (aPin.length() < 4) {
@@ -74,10 +94,7 @@ public class BluetoothClient extends Client {
             //            if (!aTemp.equals("LO_SERVER_SERVER_PAIRED")) {
             //                return;
             //            } else {
-        //                aIntent = new Intent(
+            //
-        //                                CommunicationService.MSG_PAIRING_SUCCESSFUL);
-        //                LocalBroadcastManager.getInstance(mContext).sendBroadcast(
-        //                                aIntent);
             //            }
             //            while (mReader.readLine().length() != 0) {
             //                // Get rid of extra lines
@@ -85,13 +102,10 @@ public class BluetoothClient extends Client {
             //            }
             //            System.out.println("SD: empty");
             //            startListening();
-        //        } catch (UnknownHostException e) {
+
-        //            // TODO Tell the user we have a problem
+        } catch (Exception e) {
-        //            e.printStackTrace();
+            e.printStackTrace();
-        //        } catch (IOException e) {
+        }
-        //            // TODO As above
-        //            e.printStackTrace();
-        //        }
 
     }
 

android/sdremote/src/org/libreoffice/impressremote/communication/BluetoothFinder.java

@@ -11,6 +11,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.support.v4.content.LocalBroadcastManager;
 
 public class BluetoothFinder {
 
@@ -32,9 +33,8 @@ public class BluetoothFinder {
             return; // No bluetooth adapter found (emulator, special devices)
         }
         System.out.println("BT:Discovery starting");
-        IntentFilter aFilter = new IntentFilter(
+        IntentFilter aFilter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
-                        BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
+        aFilter.addAction(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
-        aFilter.addAction(BluetoothDevice.ACTION_FOUND);
         mContext.registerReceiver(mReceiver, aFilter);
 
         mAdapter.enable();
@@ -64,7 +64,7 @@ public class BluetoothFinder {
         @Override
         public void onReceive(Context context, Intent aIntent) {
             // TODO Auto-generated method stub
-            System.out.println("Received intent");
+            System.out.print("Received intent<<<");
             System.out.println(aIntent.getAction());
             if (aIntent.getAction().equals(BluetoothDevice.ACTION_FOUND)) {
                 BluetoothDevice aDevice = (BluetoothDevice) aIntent.getExtras()
@@ -77,7 +77,8 @@ public class BluetoothFinder {
                 System.out.println("Now we have: " + mServerList.size());
                 Intent aNIntent = new Intent(
                                 CommunicationService.MSG_SERVERLIST_CHANGED);
-                mContext.sendBroadcast(aNIntent);
+                LocalBroadcastManager.getInstance(mContext).sendBroadcast(
+                                aNIntent);
                 //                System.out.println("Found " + aDevice.getName());
                 //                try {
                 //                    // "f36d0a20-e876-11e1-aff1-0800200c9a66"

android/sdremote/src/org/libreoffice/impressremote/communication/Receiver.java

@@ -35,6 +35,8 @@ public class Receiver {
     }
 
     public void parseCommand(ArrayList<String> aCommand) {
+        if (aCommand.size() == 0)
+            return; // E.g. if empty line received for whatever reason.
         String aInstruction = aCommand.get(0);
         if (aInstruction.equals("slideshow_started")) {
             int aSlideShowlength = Integer.parseInt(aCommand.get(1));

android/sdremote/src/org/libreoffice/impressremote/communication/ServerFinder.java

@@ -13,6 +13,7 @@ import org.libreoffice.impressremote.communication.Server.Protocol;
 
 import android.content.Context;
 import android.content.Intent;
+import android.support.v4.content.LocalBroadcastManager;
 
 public class ServerFinder {
 
@@ -169,7 +170,7 @@ public class ServerFinder {
      */
     private void notifyActivity() {
         Intent aIntent = new Intent(CommunicationService.MSG_SERVERLIST_CHANGED);
-        mContext.sendBroadcast(aIntent);
+        LocalBroadcastManager.getInstance(mContext).sendBroadcast(aIntent);
     }
 
     public Collection<Server> getServerList() {

sd/source/ui/remotecontrol/BluetoothServer.cxx

@@ -22,29 +22,60 @@
 #include "bluetooth/rfcomm.h"
 #endif
 
+
+#include "Communicator.hxx"
+
 using namespace sd;
 
-BluetoothServer::BluetoothServer():
+BluetoothServer::BluetoothServer( std::vector<Communicator*>* pCommunicators ):
-    Thread( "BluetoothServer" )
+    Thread( "BluetoothServer" ),
+    mpCommunicators( pCommunicators )
 {
-
 }
 
 BluetoothServer::~BluetoothServer()
 {
 }
 
+struct oslSocketImpl {
+    int                 m_Socket;
+    int                 m_nLastError;
+    void*    m_CloseCallback;
+    void*               m_CallbackArg;
+    oslInterlockedCount m_nRefCount;
+#if defined(LINUX)
+    sal_Bool            m_bIsAccepting;
+    sal_Bool            m_bIsInShutdown;
+#endif
+};
+
+
 void BluetoothServer::execute()
 {
 #ifdef LINUX
-//     g_type_init();
+    g_type_init();
-//     GError* aError = NULL;
+    GError* aError = NULL;
-//     GDBusConnection* aConnection = g_bus_get_sync( G_BUS_TYPE_SYSTEM, NULL, &aError );
+    GDBusConnection* aConnection = g_bus_get_sync( G_BUS_TYPE_SYSTEM, NULL, &aError );
-//     if ( aError )
+    if ( aError )
-//     {
+    {
-//         fprintf( stderr, aError->message );
+        fprintf( stderr, aError->message );
-//         g_error_free( aError );
+        g_error_free( aError );
-//     }
+    }
+
+    GVariant *aAdapter = g_dbus_connection_call_sync( aConnection,
+                                "org.bluez", "/", "org.bluez.Manager",
+                                "DefaultAdapter", NULL,
+                                G_VARIANT_TYPE_TUPLE,
+                                G_DBUS_CALL_FLAGS_NONE, -1, NULL, &aError);
+    GVariant *aAdapterName = g_variant_get_child_value( aAdapter, 0 );
+    if ( aError )
+    {
+        fprintf( stderr, aError->message );
+        g_error_free( aError );
+    }
+    fprintf( stderr, (const char*) g_variant_get_string( aAdapterName, NULL ) );
+
+
 //     GDBusObjectManager* aManager = g_dbus_object_manager_client_new_sync( aConnection,
 //                     G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE, "org.bluez.Manager", "/org/bluez",
 //                     NULL, NULL, NULL, NULL, &aError );
@@ -53,14 +84,21 @@ void BluetoothServer::execute()
 //         fprintf( stderr, aError->message );
 //         g_error_free( aError );
 //     }
-//
+
-//     GVariant *aRet = g_dbus_connection_call_sync( aConnection,
+    GVariant *aRecordHandle = g_dbus_connection_call_sync( aConnection,
-//                                 "org.bluez", "/", "org.bluez.Database",
+                                "org.bluez", g_variant_get_string( aAdapterName, NULL ), "org.bluez.Service",
-//                                 "AddServiceRecordFromXml",
+                                "AddRecord",
-//                                  g_variant_new ("s",
+                                 g_variant_new("(s)",
-//                                             ""),,
+                                            "<?xml version='1.0' encoding= 'UTF-8' ?><record><attribute id='0x0001'><sequence><uuid value='0x1101' /></sequence></attribute><attribute id='0x0004'><sequence><sequence><uuid value='0x0100' /></sequence><sequence><uuid value='0x0003' /><uint8 value='0x05' /></sequence></sequence></attribute><attribute id='0x0005'><sequence><uuid value='0x1002' /></sequence></attribute><attribute id='0x0006'><sequence><uint16 value='0x656e' /><uint16 value='0x006a' /><uint16 value='0x0100' /></sequence></attribute><attribute id='0x0009'><sequence><sequence><uuid value='0x1101' /><uint16 value='0x0100' /></sequence></sequence></attribute><attribute id='0x0100'><text value='Serial Port' /></attribute><attribute id='0x0101'><text value='COM Port' /></attribute></record>"),
-//                                 G_VARIANT_TYPE_UINT32,
+                                G_VARIANT_TYPE_TUPLE,
-//                                 G_DBUS_CALL_FLAGS_NONE, -1, NULL, &aError);
+                                G_DBUS_CALL_FLAGS_NONE, -1, NULL, &aError);
+    if ( aError )
+    {
+        fprintf( stderr, aError->message );
+        g_error_free( aError );
+    }
+    (void) aRecordHandle;
+    // Remove handle again at some point
 //     g_variant_unref( aRet );
 //     fprintf( stderr, "Manager gotten\n" );
 //
@@ -125,8 +163,8 @@ void BluetoothServer::execute()
 
     sockaddr_rc aAddr;
     aAddr.rc_family = AF_BLUETOOTH;
-//      aAddr.rc_bdaddr = *BDADDR_ANY;
+    aAddr.rc_bdaddr = {{0, 0, 0, 0, 0, 0}}; // BDADDR_ANY is broken
-    aAddr.rc_channel = 1;
+    aAddr.rc_channel = 5;
 
     if ( bind( aSocket, (sockaddr*) &aAddr, sizeof(aAddr)) < 0 ) {
         close( aSocket );
@@ -141,12 +179,18 @@ void BluetoothServer::execute()
 
     sockaddr_rc aRemoteAddr;
     socklen_t  aRemoteAddrLen = sizeof(aRemoteAddr);
-    if ( accept(aSocket, (sockaddr*) &aRemoteAddr, &aRemoteAddrLen) < 0 )
+    int bSocket;
+    if ( (bSocket = accept(aSocket, (sockaddr*) &aRemoteAddr, &aRemoteAddrLen)) < 0 )
     {
         close( aSocket );
         return;
     } else {
         fprintf( stderr, "Accepted Bluetooth\n" );
+
+        Communicator* pCommunicator = new Communicator( new BufferedStreamSocket( bSocket) );
+        mpCommunicators->push_back( pCommunicator );
+        pCommunicator->launch();
+
     }
 
 #endif
@@ -163,12 +207,12 @@ void BluetoothServer::execute()
 
 BluetoothServer *sd::BluetoothServer::spServer = NULL;
 
-void BluetoothServer::setup()
+void BluetoothServer::setup( std::vector<Communicator*>* pCommunicators )
 {
     if (spServer)
         return;
 
-    spServer = new BluetoothServer();
+    spServer = new BluetoothServer( pCommunicators );
     spServer->launch();
 }
 

sd/source/ui/remotecontrol/BluetoothServer.hxx

@@ -10,16 +10,19 @@
 #define _SD_IMPRESSREMOTE_BLUETOOTHSERVER_HXX
 
 #include <salhelper/thread.hxx>
+#include <vector>
 
 namespace sd
 {
+    class Communicator;
+
     class BluetoothServer:
         public salhelper::Thread
     {
     public:
-        static void setup();
+        static void setup( std::vector<Communicator*>* pCommunicators );
     private:
-        BluetoothServer();
+        BluetoothServer( std::vector<Communicator*>* pCommunicators );
         ~BluetoothServer();
         static BluetoothServer *spServer;
 
@@ -27,6 +30,7 @@ namespace sd
     public:
     private:
         void execute();
+        std::vector<Communicator*>* mpCommunicators;
     };
 }
 

sd/source/ui/remotecontrol/BufferedStreamSocket.cxx

@@ -11,6 +11,12 @@
 
 #include <algorithm>
 
+#ifdef WIN32
+  #include <winsock2.h>
+#else
+ #include <sys/socket.h>
+ #include <unistd.h>
+#endif
 using namespace sd;
 using namespace std;
 using namespace osl;
@@ -19,10 +25,36 @@ BufferedStreamSocket::BufferedStreamSocket( const osl::StreamSocket &aSocket ):
     StreamSocket( aSocket ),
     aRet( 0 ),
     aRead( 0 ),
-    aBuffer()
+    aBuffer(),
+    mSocket( 0 ),
+    usingCSocket( false)
 {
 }
 
+BufferedStreamSocket::BufferedStreamSocket( int aSocket ):
+    StreamSocket(),
+    aRet( 0 ),
+    aRead( 0 ),
+    aBuffer(),
+    mSocket( aSocket ),
+    usingCSocket( true )
+{
+}
+
+void BufferedStreamSocket::getPeerAddr(osl::SocketAddr& rAddr)
+{
+    assert ( !usingCSocket );
+    StreamSocket::getPeerAddr( rAddr );
+}
+
+sal_Int32 BufferedStreamSocket::write( const void* pBuffer, sal_uInt32 n )
+{
+    if ( !usingCSocket )
+        return StreamSocket::write( pBuffer, n );
+    else
+        return ::write( mSocket, pBuffer, (size_t) n );
+}
+
 sal_Int32 BufferedStreamSocket::readLine( OString& aLine )
 {
     while ( true )
@@ -39,12 +71,15 @@ sal_Int32 BufferedStreamSocket::readLine( OString& aLine )
             aBuffer.erase( aBuffer.begin(), aIt + 1 ); // Also delete the empty line
             aRead -= (aLocation + 1);
 
-            return aLine.getLength();
+            return aLine.getLength() + 1;
         }
 
         // Then try and receive if nothing present
         aBuffer.resize( aRead + 100 );
-        aRet = recv( &aBuffer[aRead], 100 );
+        if ( !usingCSocket)
+            aRet = StreamSocket::recv( &aBuffer[aRead], 100 );
+        else
+            aRet = ::read( mSocket, &aBuffer[aRead], 100 );
 
         if ( aRet == 0 )
         {

sd/source/ui/remotecontrol/BufferedStreamSocket.hxx

@@ -20,14 +20,27 @@ namespace sd
 {
 
     /**
-     * A wrapper for an osl StreamSocket to allow reading lines.
+     * [A wrapper for an osl StreamSocket to allow reading lines.]
+     *
+     * Currently wraps either an osl StreamSocket or a standard c socket,
+     * allowing reading and writing for our purposes. Should eventually be
+     * returned to being a StreamSocket wrapper if/when Bluetooth is
+     * integrated into osl Sockets.
      */
     class BufferedStreamSocket :
-        public ::osl::StreamSocket,
+        private ::osl::StreamSocket,
         private ::boost::noncopyable
     {
         public:
+            /**
+             * Create a BufferedStreamSocket on top of an
+             * osl::StreamSocket.
+             */
             BufferedStreamSocket( const osl::StreamSocket &aSocket );
+            /**
+             * Create a BufferedStreamSocket on top of a standard c socket.
+             */
+            BufferedStreamSocket( int aSocket );
             BufferedStreamSocket( const BufferedStreamSocket &aSocket );
             /**
              * Blocks until a line is read.
@@ -35,9 +48,15 @@ namespace sd
              * if there was a problem in communications.
              */
             sal_Int32 readLine(OString& aLine);
+
+            sal_Int32 write( const void* pBuffer, sal_uInt32 n );
+
+            void getPeerAddr(osl::SocketAddr&);
         private:
             sal_Int32 aRet, aRead;
             std::vector<char> aBuffer;
+            int mSocket;
+            bool usingCSocket;
     };
 }
 

sd/source/ui/remotecontrol/Communicator.cxx

@@ -37,7 +37,7 @@ Communicator::~Communicator()
 // Run as a thread
 void Communicator::execute()
 {
-    pTransmitter = new Transmitter( *mpSocket );
+    pTransmitter = new Transmitter( mpSocket );
     pTransmitter->launch();
 
     pTransmitter->addMessage( "LO_SERVER_SERVER_PAIRED\n\n",
@@ -61,34 +61,25 @@ void Communicator::execute()
     {
     }
 
-    sal_uInt64 aRet, aRead;
+    sal_uInt64 aRet;
-    vector<char> aBuffer;
     vector<OString> aCommand;
-    aRead = 0;
     while ( true )
     {
-        aBuffer.resize( aRead + 100 );
+        OString aLine;
-        aRet = mpSocket->recv( &aBuffer[aRead], 100 );
+        aRet = mpSocket->readLine( aLine );
         if ( aRet == 0 )
         {
             break; // I.e. transmission finished.
         }
-        aRead += aRet;
+        if ( aLine.getLength() )
-        vector<char>::iterator aIt;
-        while ( (aIt = find( aBuffer.begin(), aBuffer.end(), '\n' ))
-            != aBuffer.end() )
         {
-            sal_uInt64 aLocation = aIt - aBuffer.begin();
+            aCommand.push_back( aLine );
-
+        }
-            aCommand.push_back( OString( &(*aBuffer.begin()), aLocation ) );
+        else
-            if ( aIt == aBuffer.begin() )
         {
             aReceiver.parseCommand( aCommand );
             aCommand.clear();
         }
-            aBuffer.erase( aBuffer.begin(), aIt + 1 ); // Also delete the empty line
-            aRead -= (aLocation + 1);
-        }
     }
     // TODO: deal with transmision errors gracefully.
     disposeListener();

sd/source/ui/remotecontrol/Receiver.cxx

@@ -55,8 +55,6 @@ void Receiver::parseCommand( std::vector<OString> aCommand )
     }
     catch (uno::RuntimeException &)
     {
-        fprintf( stderr, "Error in retrieving Controller\n" );
-        //return;
     }
 
     if ( aCommand[0].equals( "transition_next" ) )

sd/source/ui/remotecontrol/Server.cxx

@@ -83,7 +83,6 @@ void RemoteServer::execute()
 
             if ( ! pSocket->readLine( aLine ) ) delete pSocket;
             OString aPin( aLine );
-            fprintf( stderr, "Pin:%s\n", aPin.getStr() );
 
             SocketAddr aClientAddr;
             pSocket->getPeerAddr( aClientAddr );
@@ -117,6 +116,8 @@ void RemoteServer::setup()
 
     spServer = new RemoteServer();
     spServer->launch();
+
+    sd::BluetoothServer::setup( &(spServer->mCommunicators) );
 }
 
 
@@ -211,7 +212,6 @@ void SdDLL::RegisterRemotes()
 
     sd::RemoteServer::setup();
     sd::DiscoveryService::setup();
-    sd::BluetoothServer::setup();
 
 }
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sd/source/ui/remotecontrol/Transmitter.cxx

@@ -13,9 +13,9 @@ using namespace std;
 using namespace osl; // Sockets etc.
 using namespace sd;
 
-Transmitter::Transmitter( StreamSocket &aSocket )
+Transmitter::Transmitter( BufferedStreamSocket* aSocket )
   : Thread( "TransmitterThread" ),
-    mStreamSocket( aSocket ),
+    pStreamSocket( aSocket ),
     mQueuesNotEmpty(),
     mFinishRequested(),
     mQueueMutex(),
@@ -38,13 +38,13 @@ void Transmitter::execute()
         {
             OString aMessage( mHighPriority.front() );
             mHighPriority.pop();
-            mStreamSocket.write( aMessage.getStr(), aMessage.getLength() );
+            pStreamSocket->write( aMessage.getStr(), aMessage.getLength() );
         }
         else if ( !mLowPriority.empty() )
         {
             OString aMessage( mLowPriority.front() );
             mLowPriority.pop();
-            mStreamSocket.write( aMessage.getStr(), aMessage.getLength() );
+            pStreamSocket->write( aMessage.getStr(), aMessage.getLength() );
         }
 
         if ( mLowPriority.empty() && mHighPriority.empty() )

sd/source/ui/remotecontrol/Transmitter.hxx

@@ -11,7 +11,7 @@
 
 #include <osl/conditn.hxx>
 #include <osl/mutex.hxx>
-#include <osl/socket.hxx>
+#include "BufferedStreamSocket.hxx"
 #include <salhelper/thread.hxx>
 #include <rtl/string.hxx>
 
@@ -25,7 +25,7 @@ class Transmitter
 {
 public:
     enum Priority { PRIORITY_LOW = 1, PRIORITY_HIGH };
-    Transmitter( osl::StreamSocket &aSocket );
+    Transmitter( ::sd::BufferedStreamSocket* aSocket );
     ~Transmitter();
     void addMessage( const rtl::OString& aMessage, const Priority aPriority );
     void notifyFinished();
@@ -33,7 +33,7 @@ public:
 private:
     void execute();
 
-    ::osl::StreamSocket mStreamSocket;
+    ::sd::BufferedStreamSocket* pStreamSocket;
 
     ::osl::Condition mQueuesNotEmpty;
     ::osl::Condition mFinishRequested;