diff -r 453dfc402455 -r 0aa8cc770c8a localconnectivityservice/dun/plugins/src/ir/DunIrPlugin.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/localconnectivityservice/dun/plugins/src/ir/DunIrPlugin.cpp	Tue Aug 31 16:03:15 2010 +0300
@@ -0,0 +1,340 @@
+/*
+* Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  DUN Infrared plugin
+*
+*/
+
+
+#include "DunIrPlugin.h"
+#include "DunUtils.h"
+#include "DunDebug.h"
+
+_LIT( KIrdaCsy,       "IRCOMM"    );
+_LIT( KIrdaCsy0,      "IRCOMM::0" );
+_LIT( KIrChannelName, "DUNIR::0"  );
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CDunIrPlugin::CDunIrPlugin
+// ---------------------------------------------------------------------------
+//
+CDunIrPlugin::CDunIrPlugin() :
+    iServer( NULL ),
+    iTransporter( NULL )
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+CDunIrPlugin::~CDunIrPlugin()
+    {
+    FTRACE(FPrint( _L( "CDunIrPlugin::~CDunIrPlugin()" ) ));
+    Uninitialize();
+    FTRACE(FPrint( _L( "CDunIrPlugin::~CDunIrPlugin() complete" ) ));
+    }
+
+// ---------------------------------------------------------------------------
+// Gets state of this plugin
+// ---------------------------------------------------------------------------
+//
+TDunPluginState CDunIrPlugin::PluginState()
+    {
+    return iServer->GetPluginStateByUid( KDunIrPluginUid );
+    }
+
+// ---------------------------------------------------------------------------
+// Constructs a listener object for this plugin
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::ConstructListener()
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::ConstructListenerL()")));
+    if ( PluginState() != EDunStateLoaded )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::ConstructListenerL() (not ready) complete")));
+        return KErrNotReady;
+        }
+    ReportStateChangeUp( EDunStateTryListen );
+    TInt retTemp = InitPort();
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::ConstructListenerL() (ERROR) complete")));
+        return retTemp;
+        }
+    ReportStateChangeUp( EDunStateListening );
+    ReportStateChangeUp( EDunStateTryChannel );
+    TRAPD( retTrap, AllocateChannelL() );
+    if ( retTrap != KErrNone )
+        {
+        iTransporter->FreeChannel( &iIrPort );
+        FTRACE(FPrint(_L("CDunIrPlugin::ConstructListenerL() (trapped!) complete")));
+        return retTrap;
+        }
+    ReportStateChangeUp( EDunStateChanneled );
+    FTRACE(FPrint(_L("CDunIrPlugin::ConstructListenerL() complete")));
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets new state
+// New state must be one more than the old state
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::ReportStateChangeUp( TDunPluginState aPluginState )
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeUp()")));
+    TInt retTemp = iServer->NotifyPluginStateChangeUp( aPluginState,
+                                                       KDunIrPluginUid );
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeUp() (ERROR) complete")));
+        return retTemp;
+        }
+    FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeUp() complete")));
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets new state
+// New state must be one less than the old state
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::ReportStateChangeDown( TDunPluginState aPluginState )
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeDown()")));
+    TInt retTemp = iServer->NotifyPluginStateChangeDown( aPluginState,
+                                                         KDunIrPluginUid );
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeDown() (ERROR) complete")));
+        return retTemp;
+        }
+    FTRACE(FPrint(_L("CDunIrPlugin::ReportStateChangeDown() complete")));
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// Initializes one infrared port with role DCE
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::InitPort()
+    {
+    FTRACE(FPrint( _L( "CDunIrPlugin::InitPort()" ) ));
+    TInt retTemp;
+    retTemp = CDunUtils::ConnectCommsServer( iCommServer );
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint( _L( "CDunIrPlugin::InitPort() (ERROR) complete" ) ));
+        return retTemp;
+        }
+    retTemp = iCommServer.LoadCommModule( KIrdaCsy );
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::InitPort() (load module) failed!") ));
+        return retTemp;
+        }
+    if ( iIrPort.SubSessionHandle() )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::InitPort (already exists!) complete") ));
+        return KErrAlreadyExists;
+        }
+    retTemp = iIrPort.Open( iCommServer,
+                            KIrdaCsy0,
+                            ECommExclusive,
+                            ECommRoleDCE );
+    if ( retTemp != KErrNone )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::InitPort() (open) failed!") ));
+        return retTemp;
+        }
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// Allocates a channel
+// ---------------------------------------------------------------------------
+//
+void CDunIrPlugin::AllocateChannelL()
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::AllocateChannelL()")));
+    HBufC8* channelName = HBufC8::NewMaxLC( KIrChannelName().Length() );
+    TPtr8 channelNamePtr = channelName->Des();
+    channelNamePtr.Copy( KIrChannelName );
+    iTransporter->AllocateChannelL( &iIrPort,
+                                    KDunIrPluginUid,
+                                    channelNamePtr,
+                                    ETrue );
+    iTransporter->AddConnMonCallbackL( &iIrPort,
+                                       this,
+                                       EDunReaderUpstream,
+                                       EFalse );
+    iTransporter->AddConnMonCallbackL( &iIrPort,
+                                       this,
+                                       EDunWriterUpstream,
+                                       EFalse );
+    iTransporter->AddConnMonCallbackL( &iIrPort,
+                                       this,
+                                       EDunReaderDownstream,
+                                       EFalse );
+    iTransporter->AddConnMonCallbackL( &iIrPort,
+                                       this,
+                                       EDunWriterDownstream,
+                                       EFalse );
+    iTransporter->IssueTransferRequestsL( &iIrPort );
+    CleanupStack::PopAndDestroy( channelName );
+    FTRACE(FPrint(_L("CDunIrPlugin::AllocateChannelL() complete")));
+    }
+
+// ---------------------------------------------------------------------------
+// Uninitializes this plugin
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::Uninitialize()
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::Uninitialize()" )));
+    ReportStateChangeDown( EDunStateTryUninitialize );
+    if ( iIrPort.SubSessionHandle() )
+        {
+        iTransporter->FreeChannel( &iIrPort );
+        iIrPort.SetSignals( 0, KSignalDCEOutputs );
+        iIrPort.Close();
+        }
+    if ( iCommServer.Handle() )
+        {
+        iCommServer.UnloadCommModule( KIrdaCsy );
+        iCommServer.Close();
+        }
+    ReportStateChangeUp( EDunStateUninitialized );
+    ReportStateChangeUp( EDunStateTryLoad );
+    ReportStateChangeUp( EDunStateLoaded );
+    FTRACE(FPrint(_L("CDunIrPlugin::Uninitialize() complete" )));
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// From class MDunLocalMediaPlugin.
+// CDunIrPlugin::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CDunIrPlugin::ConstructL( MDunServerCallback* aServer,
+                               CDunTransporter* aTransporter )
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::ConstructL()")));
+    if ( !aServer || !aTransporter )
+        {
+        FTRACE(FPrint(_L("CDunIrPlugin::ConstructL() not initialized!")));
+        User::Leave( KErrGeneral );
+        }
+    iServer = aServer;
+    iTransporter = aTransporter;
+    FTRACE(FPrint(_L("CDunIrPlugin::ConstructL() complete")));
+    }
+
+// ---------------------------------------------------------------------------
+// From class MDunLocalMediaPlugin.
+// Gets called when server changes a plugin's state
+// ---------------------------------------------------------------------------
+//
+TInt CDunIrPlugin::NotifyServerStateChange( TDunPluginState aPluginState )
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange()")));
+    TInt retTemp;
+    switch ( aPluginState )
+        {
+        case EDunStateTryListen:
+            if ( PluginState() != EDunStateLoaded )
+                {
+                FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() (not ready) complete")));
+                return KErrNotReady;
+                }
+            // Change to listening mode
+            retTemp = ConstructListener();
+            if ( retTemp != KErrNone )
+                {
+                FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() (ERROR) complete (%d)"), retTemp));
+                return retTemp;
+                }
+            break;
+        case EDunStateTryUninitialize:
+            if ( PluginState() == EDunStateUninitialized )
+                {
+                FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() (not ready) complete")));
+                return KErrNotReady;
+                }
+            // Uninitialize
+            retTemp = Uninitialize();
+            if ( retTemp != KErrNone )
+                {
+                FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() (ERROR) complete (%d)"), retTemp));
+                return retTemp;
+                }
+            break;
+        default:
+            FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() (unknown state) complete")));
+            return KErrNotSupported;
+        }
+    FTRACE(FPrint(_L("CDunIrPlugin::NotifyServerStateChange() complete")));
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// From class MDunLocalMediaPlugin.
+// Gets called when server needs to know the active connection
+// ---------------------------------------------------------------------------
+//
+TConnId CDunIrPlugin::ActiveConnection()
+    {
+    FTRACE(FPrint(_L("CDunIrPlugin::ActiveConnection()")));
+    FTRACE(FPrint(_L("CDunIrPlugin::ActiveConnection() (not found) complete")));
+    return NULL;
+    }
+
+// ---------------------------------------------------------------------------
+// From class MDunConnMon.
+// Gets called when line status changes or when any type of error is detected
+// ---------------------------------------------------------------------------
+//
+void CDunIrPlugin::NotifyProgressChangeL(
+    TConnId aConnId,
+    TDunConnectionReason /*aConnReason*/ )
+    {
+    FTRACE(FPrint( _L( "CDunIrPlugin::NotifyProgressChangeL()" ) ));
+    RComm* irConn = static_cast<RComm*>( aConnId );
+    if ( &iIrPort != irConn )
+        {
+        FTRACE(FPrint( _L( "CDunIrPlugin::NotifyProgressChangeL() (not found) complete")) );
+        User::Leave( KErrNotFound );
+        }
+    // Now indications are down indications from local media side
+    FTRACE(FPrint( _L( "CDunIrPlugin::NotifyProgressChangeL() restart plugin" ) ));
+    iServer->NotifyPluginRestart( KDunIrPluginUid );
+    FTRACE(FPrint( _L( "CDunIrPlugin::NotifyProgressChangeL() complete")) );
+    }
+
+// ======== GLOBAL FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// NewLocalPluginL implements factory construction for
+// the class CDunIrPlugin.
+// The function is exported at ordinal 1.
+// Returns: Pointer: The new instance of CDunIrPlugin
+// ---------------------------------------------------------------------------
+//
+EXPORT_C MDunLocalMediaPlugin* NewLocalPluginL()
+    {
+    return new (ELeave) CDunIrPlugin;
+    }