--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothengine/bthid/bthidserver/src/socketreader.cpp Mon Jan 18 20:28:57 2010 +0200
@@ -0,0 +1,122 @@
+/*
+* Copyright (c) 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: This is the implementation of application class
+ *
+*/
+
+
+#include "sockets.pan"
+#include "socketreader.h"
+#include "socketobserver.h"
+#include "debug.h"
+
+CSocketReader* CSocketReader::NewL(TUint aSocketID,
+ MSocketObserver& aObserver, TInt aInitialBufSize)
+ {
+ CSocketReader* self = CSocketReader::NewLC(aSocketID, aObserver,
+ aInitialBufSize);
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+CSocketReader* CSocketReader::NewLC(TUint aSocketID,
+ MSocketObserver& aObserver, TInt aInitialBufSize)
+ {
+ CSocketReader* self = new (ELeave) CSocketReader(aSocketID, aObserver);
+ CleanupStack::PushL(self);
+ self->ConstructL(aInitialBufSize);
+ return self;
+ }
+
+CSocketReader::CSocketReader(TUint aSocketID, MSocketObserver& aObserver) :
+ CActive(EPriorityStandard), iSocketID(aSocketID), iObserver(aObserver),
+ iBufferPtr(0, 0)
+ {
+ }
+
+CSocketReader::~CSocketReader()
+ {
+ Cancel(); // Causes DoCancel
+
+ delete iBuffer;
+ }
+
+void CSocketReader::ConstructL(TInt aInitialBufSize)
+ {
+ iBuffer = HBufC8::NewL(aInitialBufSize);
+ iBufferPtr.Set(iBuffer->Des());
+
+ CActiveScheduler::Add(this);
+ }
+
+void CSocketReader::DoCancel()
+ {
+ // Cancel asynchronous read request
+ iSocket->CancelRead();
+ }
+
+void CSocketReader::RunL()
+ {
+ // Active object request complete handler
+ TRACE_INFO((_L("CSocketReader::RunL(), iStatus.Int()=%d, socketID=%d"),iStatus.Int(), iSocketID));
+
+ switch (iStatus.Int())
+ {
+ case KErrNone:
+ {
+ // Data has been read from socket
+ // Inform the observer and issue another read if we want
+ // to continue listening
+ if (iObserver.HandleDataReceived(iSocketID, iBufferPtr))
+ {
+ IssueRead();
+ }
+ break;
+ }
+
+ default:
+ {
+ // A read error has occurred. Inform the observer the connection is lost
+ iObserver.HandleSocketError(iSocketID, ETrue, iStatus.Int());
+ break;
+ }
+ }
+ }
+
+void CSocketReader::IssueRead()
+ {
+ // Initiate a new read from socket into iBuffer
+ iSocket->Read(iBufferPtr, iStatus);
+ SetActive();
+ }
+
+void CSocketReader::StartReadingL(RSocket* aSocket, TInt aMTU)
+ {
+ // Initiate a new read from socket into iBuffer
+ __ASSERT_DEBUG(!IsActive(),
+ User::Panic(KPanicSocketsEngineRead, ESocketsBadState));
+
+ if (aMTU > iBufferPtr.MaxLength())
+ {
+ // Realloc the buffer as it isn't large enough.
+ iBufferPtr.Set(0, 0, 0);
+ delete iBuffer;
+ iBuffer = 0;
+ iBuffer = HBufC8::NewL(aMTU);
+ iBufferPtr.Set(iBuffer->Des());
+ }
+
+ iSocket = aSocket;
+ IssueRead();
+ }