// Copyright (c) 2008-2009 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:
//
/**
@file
@internalComponent
*/
#include <comms-infras/commsdebugutility.h>
#include <e32atomics.h>
#include "bulkreceiver.h"
#include "remconclient.h"
#include "remconbulkclient.h"
#include "utils.h"
#include <bluetooth/logger.h>
#ifdef __FLOG_ACTIVE
_LIT8(KLogComponent, LOG_COMPONENT_REMCON_IF_BASE);
#endif
#ifdef _DEBUG
PANICCATEGORY("bulkrecv");
#endif // _DEBUG
CBulkReceiver* CBulkReceiver::NewL(CRemConInterfaceSelector& aObserver)
{
LOG_STATIC_FUNC;
CBulkReceiver* self = new(ELeave) CBulkReceiver(aObserver);
CleanupStack::PushL(self);
self->ConstructL();
CleanupStack::Pop(self);
return self;
}
CBulkReceiver::~CBulkReceiver()
{
LOG_FUNC;
Cancel();
iConnectCall.Close();
iData.Close();
}
CBulkReceiver::CBulkReceiver(CRemConInterfaceSelector& aObserver)
: CActive(CActive::EPriorityStandard)
, iObserver(aObserver)
{
LOG_FUNC;
}
void CBulkReceiver::ConstructL()
{
LOG_FUNC;
TCallBack connectCb(StaticConnect, this);
LEAVEIFERRORL(iConnectCall.Create(connectCb, EPriorityStandard));
BindToCurrentThreadL();
}
void CBulkReceiver::BindToCurrentThreadL()
{
LOG_FUNC;
ASSERT_DEBUG(!IsAdded());
TRAPD(err, DoBindToCurrentThreadL());
if(err != KErrNone)
{
this->Deque();
LEAVEL(err);
}
}
void CBulkReceiver::DoBindToCurrentThreadL()
{
LOG_FUNC;
CActiveScheduler::Add(this);
LEAVEIFERRORL(iConnectCall.Start());
iThreadId = RThread().Id();
}
TBool CBulkReceiver::InitialisationRequired() const
{
LOG_FUNC;
return IsAdded();
}
TInt CBulkReceiver::StaticConnect(TAny* aSelf)
{
LOG_STATIC_FUNC;
ASSERT_DEBUG(aSelf);
return reinterpret_cast<CBulkReceiver*>(aSelf)->Connect();
}
TInt CBulkReceiver::Connect()
{
LOG_FUNC;
// issue the connect from the bulk thread.
TRAPD(err, iObserver.BulkSessionConnectL());
if(err == KErrNone)
{
// Start the perpetual receive cycle.
Receive();
}
return err;
}
void CBulkReceiver::InitialiseL(RRemConBulk& aRemConBulk, TUint aMaxDataLength)
{
LOG_FUNC;
iData.CreateL(aMaxDataLength);
iRemConBulk = &aRemConBulk;
// NB If a remote sends longer data than we expect to receive here, our
// receive will be errored and the message will effectively be dropped in
// the intermediate layer. (It won't get passed to the outer layer.)
// Receive is queued once we have a connected bulk server session
}
void CBulkReceiver::Receive()
{
LOG_FUNC
ASSERT_DEBUG(iRemConBulk);
iRemConBulk->Receive(iStatus, iInterfaceUid, iOperationId, iData);
SetActive();
}
void CBulkReceiver::RunL()
{
LOG_FUNC
LOG1(_L8("\tiStatus = %d"), iStatus.Int());
TInt err = iStatus.Int();
if(err == KErrNone)
{
iObserver.BulkReceiveComplete(iInterfaceUid, iOperationId, iData);
}
else
{
iObserver.BulkError(err);
}
if(err != KErrServerTerminated)
{
// Repost request.
Receive();
}
}
void CBulkReceiver::DoCancel()
{
LOG_FUNC
if(RThread().Id() == iThreadId)
{
// There's nothing we can do about any error here, and it probably
// indicates that the server has gone away anyway for some reason.
ASSERT_DEBUG(iRemConBulk);
static_cast<void>(iRemConBulk->ReceiveCancel());
// No need to cancel the "connecting" request as it is a synchronous kick
}
else
{
// being run in a different thread - this means that something has gone
// wrong and we merely want to tidy up the CActive state (i.e. not active).
TRequestStatus* status = &iStatus;
User::RequestComplete(status, KErrCancel);
}
}
/**
This function deals with connecting to the bulk server - it handles the
cases where the bulk interfaces are running in the same thread as the control
interfaces, and also when running in a different thread (which is as one might
expect more complicated).
*/
void CBulkReceiver::WaitUntilConnectedL()
{
LOG_FUNC;
LEAVEIFERRORL(iConnectCall.CallBack());
}