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// Copyright (c) 2004-2009 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 the License "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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// e32test\mmu\d_asid.cpp
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//
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//
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#include <kernel/kern_priv.h>
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#include "d_asid.h"
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//
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// Class definitions
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//
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class DAsidFactory : public DLogicalDevice
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{
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public:
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~DAsidFactory();
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virtual TInt Install();
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virtual void GetCaps(TDes8& aDes) const;
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virtual TInt Create(DLogicalChannelBase*& aChannel);
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};
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class DAsidChannel : public DLogicalChannelBase
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{
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public:
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DAsidChannel();
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~DAsidChannel();
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virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);
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virtual TInt Request(TInt aFunction, TAny* a1, TAny* a2);
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public:
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DAsidFactory* iFactory;
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private:
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DThread* iThread;
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};
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//
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// DAsidFactory
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//
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TInt DAsidFactory::Install()
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{
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return SetName(&KMemoryTestLddName);
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}
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DAsidFactory::~DAsidFactory()
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{
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}
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void DAsidFactory::GetCaps(TDes8& /*aDes*/) const
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{
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// Not used but required as DLogicalDevice::GetCaps is pure virtual
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}
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TInt DAsidFactory::Create(DLogicalChannelBase*& aChannel)
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{
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aChannel = NULL;
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DAsidChannel* channel=new DAsidChannel;
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if(!channel)
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return KErrNoMemory;
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channel->iFactory = this;
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aChannel = channel;
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return KErrNone;
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}
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DECLARE_STANDARD_LDD()
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{
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return new DAsidFactory;
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}
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//
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// DAsidChannel
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//
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TInt DAsidChannel::DoCreate(TInt /*aUnit*/, const TDesC8* /*aInfo*/, const TVersion& /*aVer*/)
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{
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return KErrNone;
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}
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DAsidChannel::DAsidChannel() : iThread(NULL)
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{
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}
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DAsidChannel::~DAsidChannel()
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{
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if (iThread)
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iThread->Close(NULL);
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}
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TInt DAsidChannel::Request(TInt aFunction, TAny* a1, TAny* a2)
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{
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TInt r=KErrNotSupported;
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switch(aFunction)
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{
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case RAsidLdd::EGetCurrentThread:
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{
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DThread* thread = &Kern::CurrentThread();
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kumemput32(a1, (TAny*)&thread, sizeof(DThread*));
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r = KErrNone;
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}
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break;
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case RAsidLdd::EOpenThread:
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{
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if (iThread)
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{
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r = KErrInUse;
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break;
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}
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iThread = (DThread*) a1;
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iThread->Open();
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r = KErrNone;
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}
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break;
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case RAsidLdd::ECloseThread:
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{
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if (!iThread)
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{
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r = KErrNotFound;
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break;
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}
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NKern::ThreadEnterCS();
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iThread->Close(NULL);
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iThread = NULL;
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r = KErrNone;
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NKern::ThreadLeaveCS();
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}
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break;
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case RAsidLdd::EReadDesHeader:
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{
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SDesHeader hdr;
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TUint8* ptr;
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kumemget32((TAny*)&hdr, a2, sizeof(SDesHeader));
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r = Kern::ThreadGetDesInfo((DThread*)a1, hdr.iDes, hdr.iLength, hdr.iMaxLength, ptr, ETrue);
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if (r == KErrNone)
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{// copy the data back to user side struct.
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kumemput32(a2, &hdr, sizeof(SDesHeader));
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}
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}
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break;
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}
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return r;
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}
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