--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Msrp/MsrpServer/src/CMSRPWriter.cpp Sat Jun 12 14:30:11 2010 +0530
@@ -0,0 +1,231 @@
+/*
+* Copyright (c) 2009-2010 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:
+* MSRP Implementation
+*
+*/
+
+// INCLUDES
+
+// CLASS HEADER
+#include "CMSRPWriter.h"
+#include "MSRPCommon.h"
+
+// -----------------------------------------------------------------------------
+// CMSRPParser::NewL
+// Static constructor
+// -----------------------------------------------------------------------------
+//
+/*static*/MMSRPWriter* CMSRPWriter::NewL(RSocket& aSocket, MMSRPWriterErrorObserver& aConnection)
+ {
+ MSRPLOG( "CMSRPWriter::NewL enter" )
+ CMSRPWriter* self = new (ELeave) CMSRPWriter( aSocket, aConnection );
+ CleanupStack::PushL(self);
+ //self->ConstructL();
+ CleanupStack::Pop(self);
+ MSRPLOG( "CMSRPWriter::NewL exit" )
+ return self;
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::CMSRPWriter
+// Constructor
+// -----------------------------------------------------------------------------
+//
+CMSRPWriter::CMSRPWriter(RSocket& aSocket, MMSRPWriterErrorObserver& aConnection)
+ : CActive(CActive::EPriorityStandard), iConnection( aConnection ), iSocket(aSocket)
+ {
+ CActiveScheduler::Add(this);
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::~CMSRPWriter
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CMSRPWriter::~CMSRPWriter()
+ {
+ MSRPLOG( "CMSRPWriter::~CMSRPWriter enter" )
+ Cancel();
+ iSendQueue.Reset();
+ iSendQueue.Close();
+ MSRPLOG( "CMSRPWriter::~CMSRPWriter exit" )
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::ConstructL
+// 2nd phase constructor
+// -----------------------------------------------------------------------------
+//
+/*
+void CMSRPWriter::ConstructL()
+ {
+ //iWriteIssued = FALSE;
+ //iState = EIdle;
+ }
+*/
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::DoCancel
+// Cancels outstanding request.
+// -----------------------------------------------------------------------------
+//
+void CMSRPWriter::DoCancel()
+ {
+ MSRPLOG( "CMSRPWriter::DoCancel enter" )
+
+ if(iWriteIssued)
+ {
+ MSRPLOG( "CMSRPWriter::write issued cancelled" )
+ iSocket.CancelWrite();
+ }
+ else
+ {
+ //MSRPLOG( "CMSRPWriter::self complete cancelled" )
+ //TRequestStatus* status = &iStatus;
+ //User::RequestComplete( status, KErrCancel );
+ }
+ MSRPLOG( "CMSRPWriter::DoCancel exit" )
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::Parse
+// -----------------------------------------------------------------------------
+//
+void CMSRPWriter::RequestSendL(MMSRPWriterObserver& aMsg)
+ {
+ MSRPLOG( "CMSRPWriter::RequestSendL enter" )
+ iSendQueue.AppendL(&aMsg);
+ if(!IsActive())
+ {
+ /*avoid invoking send in other active object context*/
+ //SendL
+ TRequestStatus* status = &iStatus;
+ SetActive();
+ User::RequestComplete( status, KErrNone );
+ }
+ MSRPLOG( "CMSRPWriter::RequestSendL exit" )
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::CancelReceiving
+// -----------------------------------------------------------------------------
+//
+/*void CMSRPWriter::CancelReceiving()
+ {
+ Cancel();
+ }*/
+
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::RunL
+// -----------------------------------------------------------------------------
+//
+void CMSRPWriter::RunL()
+ {
+ MSRPLOG( "CMSRPWriter::RunL enter" )
+
+ TInt status = iStatus.Int();
+
+ if(status != KErrNone)
+ {
+ //socket error
+ iConnection.WriteSocketError(status);
+ return;
+ }
+
+ if(iWriteIssued)
+ {
+ iWriteIssued = FALSE;
+ MMSRPWriterObserver::TMsgStatus msgState = MMSRPWriterObserver::EComplete;
+ msgState = iSendQueue[0]->WriteDoneL(status);
+
+ if(msgState != MMSRPWriterObserver::EPending)
+ {
+ MMSRPWriterObserver* obs = iSendQueue[0];
+ iSendQueue.Remove(0);
+ if(msgState == MMSRPWriterObserver::EInterrupted)
+ iSendQueue.AppendL(obs);
+ }
+ }
+
+ SendL();
+
+ MSRPLOG( "CMSRPWriter::RunL exit" )
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::RunError
+// -----------------------------------------------------------------------------
+//
+TInt CMSRPWriter::RunError(TInt aError)
+ {
+ MSRPLOG( "CMSRPWriter::RunError enter" )
+ MSRPLOG( "CMSRPWriter::RunError exit" )
+ /*get send buffer errors shud b handled in SendL
+ * by deleting msg obs from writer queue, if part of msg written to conn is 0 or complete
+ * send failed msg error to client in msghandler b4 getsend returns*/
+ iConnection.WriteSocketError(aError);
+ return KErrNone;
+ }
+
+// -----------------------------------------------------------------------------
+// CMSRPWriter::SendL
+// -----------------------------------------------------------------------------
+//
+void CMSRPWriter::SendL()
+ {
+ TBool interruptSend = FALSE;
+
+ //while(iSendQueue.Count())
+ if(iSendQueue.Count())
+ {
+ MMSRPWriterObserver::TWriteStatus ret = MMSRPWriterObserver::EMsrpSocketWrite;
+ TPtrC8 data(NULL,0);
+
+ if(iSendQueue.Count()>1)
+ interruptSend = TRUE;
+
+ ret = iSendQueue[0]->GetSendBufferL(data, interruptSend);
+
+ Deque();
+ CActiveScheduler::Add(this);
+ SetActive();
+
+ if( ret == MMSRPWriterObserver::EMsrpSocketWrite ) //KErrNone == 0
+ {
+ iSocket.Write( data, iStatus );
+ iWriteIssued = TRUE;
+ }
+ else if (ret == MMSRPWriterObserver::EMsrpAvoidSocketWrite)//EAvoidSocketWrite
+ {
+ TRequestStatus* status = &iStatus;
+ User::RequestComplete( status, KErrNone );
+ iWriteIssued = FALSE;
+ }
+
+
+ /* check in run_error: getsendbufferl leaves are recoverable
+ * if msg state equivalent to nothing written to connection
+ * ,remove observer and try to recover
+ * if writedone leaves, then we can be sure that msg state will reflect socket write issued
+ * and so no attempt will be made to recover
+ */
+
+ //iSendQueue.Remove(0);
+
+ }
+ }
+
+
+// End of File
+