bluetooth/btstack/avdtp/avdtpRecoverySession.cpp
changeset 0 29b1cd4cb562
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetooth/btstack/avdtp/avdtpRecoverySession.cpp	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,91 @@
+// Copyright (c) 2003-2009 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:
+// Implements the avdtp recovery transport session
+// 
+//
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include "avdtpRecoverySession.h"
+#include "avdtp.h"
+#include "avdtpStream.h"
+#include "avdtpsap.h"
+
+CRecoverySession* CRecoverySession::NewLC(CAvdtpProtocol& aProtocol,
+											CAvdtpSAP& aSAP, CAVStream& aStream)
+	{
+	CRecoverySession* s = new (ELeave) CRecoverySession(aProtocol, aSAP, aStream);
+	CleanupStack::PushL(s);
+	s->ConstructL();
+	return s;
+	}
+	
+CRecoverySession* CRecoverySession::NewL(CAvdtpProtocol& aProtocol,
+										   CAvdtpSAP& aSAP, CAVStream& aStream)
+	{
+	CRecoverySession* s = CRecoverySession::NewLC(aProtocol, aSAP, aStream);
+	CleanupStack::Pop();
+	return s;		
+	}
+	
+CRecoverySession::CRecoverySession(CAvdtpProtocol& aProtocol, CAvdtpSAP& aSAP, CAVStream& aStream)
+: CUserPlaneTransportSession(aProtocol, aSAP, ERecovery, aStream)
+	{
+	
+	}
+	
+void CRecoverySession::ConstructL()
+	{
+	CUserPlaneTransportSession::ConstructL();
+	
+	// Balking is set to true.  This allows the circular buffer to wrap
+	// and overwrite the oldest data.
+	User::LeaveIfError(iSendPool.Create(4, ETrue));
+	User::LeaveIfError(iReceivePool.Create(4, ETrue));
+	}
+
+TInt CRecoverySession::DoActiveOpen()
+	{
+	__ASSERT_DEBUG(iStream, Panic(EAvdtpTransportSessionBaseNotCheckStream));
+
+	TInt ret = KErrGeneral;
+		
+	// add session to the stream
+	ret = iStream->AddSession(ERecovery,*this,iTransportChannel);
+	if (ret!=KErrNone)
+		{
+		// not erroring the stream, as it's not it's fault
+		// and it may not exist anyway!
+		iStream = NULL;
+		iSAP.Error(ret);
+		}
+	
+	return ret;
+	}
+
+TInt CRecoverySession::Send(RMBufChain& aData, TUint /*aOptions*/, TSockAddr* /*aAddr*/)
+	{
+	return iTransportChannel->SendPacket(ERecovery, aData);
+	}
+	
+
+void CRecoverySession::CanSend()
+	{
+	// drain some pool? or just tell sap?
+	
+	}
+