0
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/*
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* Copyright (c) 2004-2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#define TRACE_PREFIX "WSOCK: Interface: "
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#include "wsock.h"
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#include "WinsockInterface.h"
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#include "WinsockProtocolFamily.h"
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const TInt KWinsockSubConnectionId = 1;
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const TConnectionType EWinsockConnectionType = EConnectionEthernet;
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#define super CNifIfLink
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// CWinsockInterface::CallbackQueueEntry
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class CWinsockInterface::CallbackQueueEntry
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{
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private:
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CWinsockInterface* iInterface;
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CallbackMethod iMethod;
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TInt iParam1;
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TInt iParam2;
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public:
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TSglQueLink iLink;
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CallbackQueueEntry(CWinsockInterface* aInterface, CallbackMethod aMethod,
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TInt aParam1, TInt aParam2) : iInterface(aInterface),
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iMethod(aMethod), iParam1(aParam1), iParam2(aParam2) {}
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void Invoke() { (iInterface->*iMethod)(iParam1, iParam2); }
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};
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// CWinsockInterface
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CWinsockInterface::CWinsockInterface(CNifIfFactory* aFactory,
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MNifIfNotify* aNotify) :
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super(*aFactory),
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iSignature(KWinsockInterfaceSignature),
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iCallbackQueue(_FOFF(CallbackQueueEntry,iLink)),
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iCallback(TCallBack(AsyncCallbackProc,this),CActive::EPriorityStandard)
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{
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iNotify = aNotify;
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iTimeStarted.HomeTime();
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TRACE1("created [%08X]",this);
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}
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CWinsockInterface::~CWinsockInterface()
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{
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CancelOutstandingCallbacks();
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TRACE1("destroyed [%08X]",this);
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}
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TInt CWinsockInterface::Signature() const
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{
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return KWinsockInterfaceSignature;
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}
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TInt CWinsockInterface::AsyncCallbackProc(TAny* aPtr)
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{
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CWinsockInterface* self = (CWinsockInterface*)aPtr;
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self->HandleAsyncCallback();
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return KErrNone;
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}
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void CWinsockInterface::HandleAsyncCallback()
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{
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// Invoke the first callback in the queue
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if (!iCallbackQueue.IsEmpty()) {
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CallbackQueueEntry* entry = iCallbackQueue.First();
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iCallbackQueue.Remove(*entry);
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entry->Invoke();
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delete entry;
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// Schedule the next one
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if (!iCallbackQueue.IsEmpty()) {
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iCallback.CallBack();
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}
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}
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}
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void CWinsockInterface::ScheduleAsyncCallback(CallbackMethod aMethod,
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TInt aP1, TInt aP2)
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{
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CallbackQueueEntry* entry = new CallbackQueueEntry(this,aMethod,aP1,aP2);
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if (entry) {
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iCallbackQueue.AddLast(*entry);
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iCallback.Cancel();
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iCallback.CallBack();
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}
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}
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void CWinsockInterface::CancelOutstandingCallbacks()
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{
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iCallback.Cancel();
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while (!iCallbackQueue.IsEmpty()) {
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CallbackQueueEntry* entry = iCallbackQueue.First();
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iCallbackQueue.Remove(*entry);
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delete entry;
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}
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}
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void CWinsockInterface::NotifyLinkLayerUp(TInt, TInt)
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{
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ScheduleAsyncCallback(NotifySubConnectionOpened);
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TRACE("firing LinkLayerUp event");
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iNotify->LinkLayerUp();
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}
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void CWinsockInterface::NotifyLinkLayerOpen(TInt, TInt)
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{
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TRACE("firing LinkLayerOpen event");
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iNotify->IfProgress(KLinkLayerOpen, KErrNone);
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}
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// Sends a subconnection opened event for the entire connection
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void CWinsockInterface::NotifySubConnectionOpened(TInt, TInt)
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{
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ScheduleAsyncCallback(NotifyLinkLayerOpen);
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TRACE("firing TSubConnectionOpenedEvent");
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TSubConnectionOpenedEvent event;
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event.iSubConnectionUniqueId = KNifEntireConnectionSubConnectionId;
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TPckg<TSubConnectionOpenedEvent> eventPtr(event);
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iNotify->NifEvent(ESubConnectionEvent, ESubConnectionOpened, eventPtr);
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}
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// Sends a subconnection Closed event for the entire connection
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void CWinsockInterface::NotifySubConnectionClosed(TInt aReason, TInt)
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{
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ScheduleAsyncCallback(NotifyLinkLayerClosed, aReason);
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TRACE("firing TSubConnectionClosedEvent");
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TSubConnectionClosedEvent event;
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event.iSubConnectionUniqueId = KNifEntireConnectionSubConnectionId;
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event.iTotalUplinkDataVolume = iBytesReceived;
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event.iTotalDownlinkDataVolume = iBytesSent;
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event.iTimeClosed.UniversalTime();
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TPckg<TSubConnectionClosedEvent> eventPtr(event);
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iNotify->NifEvent(ESubConnectionEvent, ESubConnectionClosed, eventPtr);
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}
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void CWinsockInterface::NotifyLinkLayerDown(TInt aReason, TInt aAction)
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{
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ScheduleAsyncCallback(NotifySubConnectionClosed, aReason);
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TRACE("firing LinkLayerDown event");
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iNotify->LinkLayerDown(aReason, (MNifIfNotify::TAction)aAction);
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}
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void CWinsockInterface::NotifyLinkLayerClosed(TInt aReason, TInt)
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{
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TRACE("firing LinkLayerClosed event");
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iNotify->IfProgress(KLinkLayerClosed, aReason);
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}
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void CWinsockInterface::DataSent(TUint aBytes)
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{
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// Handle rollover?
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iBytesSent += aBytes;
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if (iBytesSentGranularity)
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{
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TUint delta = iBytesSent - iBytesSentMark;
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if (delta >= iBytesSentGranularity)
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{
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int chunks = delta/iBytesSentGranularity;
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iBytesSentMark += chunks*iBytesSentGranularity;
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iNotify->NotifyDataSent(KWinsockSubConnectionId,
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delta*iBytesSentGranularity);
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}
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}
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}
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void CWinsockInterface::DataReceived(TUint aBytes)
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{
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// Handle rollover?
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iBytesReceived += aBytes;
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if (iBytesReceivedGranularity)
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{
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TUint delta = iBytesReceived - iBytesReceivedMark;
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if (delta >= iBytesReceivedGranularity)
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{
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int chunks = delta/iBytesReceivedGranularity;
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iBytesReceivedMark += chunks*iBytesReceivedGranularity;
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iNotify->NotifyDataReceived(KWinsockSubConnectionId,
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delta*iBytesReceivedGranularity);
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}
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}
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}
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// CNifIfBase
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void CWinsockInterface::Info(TNifIfInfo& aInfo) const
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{
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aInfo.iName = KWinsockInterface;
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aInfo.iVersion = TVersion(1,0,0);
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aInfo.iFlags = KNifIfIsBase | KNifIfIsLink | KNifIfUsesNotify | KNifIfCreatedByFactory;
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aInfo.iProtocolSupported = 0;
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for (TInt i=0; i<CWinsockProtocolFamily::ProtocolCount(); i++)
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{
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const TServerProtocolDesc* p = CWinsockProtocolFamily::ProtocolDesc(i);
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aInfo.iProtocolSupported |= p->iProtocol;
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}
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}
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TInt CWinsockInterface::Send(RMBufChain& /*aPdu*/, TAny* /*aSource*/)
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{
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TRACE("Send()");
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return KErrNotSupported;
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}
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TInt CWinsockInterface::Notification(TAgentToNifEventType DEBUG_ONLY(aEvent),
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TAny* /*aInfo*/)
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{
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TRACE1("Notification(%d)",aEvent);
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return KErrNotSupported;
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}
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// CNifIfLink
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TInt CWinsockInterface::Start()
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{
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TRACE("Start()");
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ScheduleAsyncCallback(NotifyLinkLayerUp);
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return KErrNone;
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}
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void CWinsockInterface::Stop(TInt aReason, MNifIfNotify::TAction aAction)
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{
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TRACE2("Stop(%d,%d)",aReason, aAction);
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CancelOutstandingCallbacks();
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ScheduleAsyncCallback(NotifyLinkLayerDown, aReason, aAction);
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}
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CNifIfBase* CWinsockInterface::GetBinderL(const TDesC& DEBUG_ONLY(aName))
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{
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TRACE1("GetBinderL(%S)",&aName);
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return this;
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}
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TInt CWinsockInterface::Control(TUint aLevel,TUint aName,TDes8& aOption,
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TAny* aSource)
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{
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TRACE3("Control(%d,%08X), %d bytes",aLevel,aName,aOption.Length());
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switch (aLevel)
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{
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case KCOLInterface:
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switch (aName)
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{
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case KCOGetNifEMIPtr:
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default:
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{
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MNifIfExtendedManagementInterface** that =
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(MNifIfExtendedManagementInterface**)aOption.Ptr();
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if (aOption.Length() == sizeof(*that))
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{
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MNifIfExtendedManagementInterface* This = this;
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TRACE1("MNifIfExtendedManagementInterface = %08X",This);
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*that = This;
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return KErrNone;
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}
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else
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{
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return KErrArgument;
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}
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}
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break;
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}
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break;
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case KCOLAgent:
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switch (aName)
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{
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case KCOGetAgentEMIPtr:
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{
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MNifAgentExtendedManagementInterface** that =
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(MNifAgentExtendedManagementInterface**)aOption.Ptr();
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if (aOption.Length() == sizeof(*that))
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{
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MNifAgentExtendedManagementInterface* This = this;
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TRACE1("MNifAgentExtendedManagementInterface = %08X",This);
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*that = This;
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return KErrNone;
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}
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else
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{
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return KErrArgument;
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}
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}
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default:
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break;
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}
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break;
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default:
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break;
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}
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return super::Control(aLevel, aName, aOption, aSource);
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}
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// MNifIfExtendedManagementInterface
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TInt CWinsockInterface::Stop(TSubConnectionUniqueId aId,
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TInt DEBUG_ONLY(aReason))
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{
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TRACE2("Stop(%d,%d)", aId, aReason);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::GetDataTransferred(TSubConnectionUniqueId aId,
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TUint& aSentBytes,
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TUint& aReceivedBytes)
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{
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TRACE1("GetDataTransferred(%d)", aId);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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aSentBytes = iBytesSent;
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aReceivedBytes = iBytesReceived;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::SetDataSentNotificationGranularity(TSubConnectionUniqueId aId,
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TUint aGranularity)
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{
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TRACE2("SetDataSentNotificationGranularity(%d,%d)", aId, aGranularity);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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iBytesSentGranularity = aGranularity;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::CancelDataSentNotification(TSubConnectionUniqueId aId)
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{
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TRACE1("CancelDataSentNotification(%d)", aId);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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iBytesSentGranularity = 0;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::SetDataReceivedNotificationGranularity(TSubConnectionUniqueId aId,
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TUint aGranularity)
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{
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TRACE2("SetDataReceivedNotificationGranularity(%d,%d)", aId, aGranularity);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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iBytesReceivedGranularity = aGranularity;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::CancelDataReceivedNotification(TSubConnectionUniqueId aId)
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{
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TRACE1("CancelDataReceivedNotification(%d)", aId);
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switch (aId)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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iBytesReceivedGranularity = 0;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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// MNifAgentExtendedManagementInterface
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TInt CWinsockInterface::GetInterfaceType(TConnectionType& aConnectionType)
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{
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aConnectionType = EWinsockConnectionType;
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return KErrNone;
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}
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TInt CWinsockInterface::EnumerateSubConnections(TUint& aCount)
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{
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aCount = 1;
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return KErrNone;
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}
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TInt CWinsockInterface::GetSubConnectionInfo(TUint aIndex,
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TDes8& aInfo)
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{
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if (aInfo.Length() != sizeof(TSubConnectionInfo))
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{
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return KErrArgument;
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}
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TSubConnectionInfo* info = (TSubConnectionInfo*)aInfo.Ptr();
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switch (aIndex)
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{
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case KNifEntireConnectionSubConnectionId:
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case KWinsockSubConnectionId:
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info->iConnectionType = EWinsockConnectionType;
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info->iSubConnectionUniqueId = aIndex;
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info->iTimeStarted = iTimeStarted;
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return KErrNone;
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default:
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return KErrNotFound;
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}
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}
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TInt CWinsockInterface::GetSubConnectionInfo(TDes8& aInfo)
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{
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if (aInfo.Length() != sizeof(TSubConnectionInfo))
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{
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return KErrArgument;
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}
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TSubConnectionInfo* info = (TSubConnectionInfo*)aInfo.Ptr();
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|
440 |
return GetSubConnectionInfo(info->iSubConnectionUniqueId, aInfo);
|
|
441 |
}
|