--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/f32test/ext/t_bitproxydrive.cpp	Wed Jun 09 11:10:19 2010 +0300
@@ -0,0 +1,305 @@
+// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "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:
+// f32test\ext\bitproxydrive.cpp
+// extension to do XOR on every byte on 32 byte boundary read or written to media subsystem in same thread
+// therefore RFile::Read/Write does not have this operation carried out on it
+// 
+//
+
+#include <f32fsys.h>
+
+class CBitExtProxyDrive : public CExtProxyDrive
+	{
+public:
+	CBitExtProxyDrive(CMountCB* aMount, CExtProxyDriveFactory* aDevice);
+	~CBitExtProxyDrive();
+
+public:
+	virtual TInt Initialise();
+	virtual TInt Dismounted();
+	virtual TInt Enlarge(TInt aLength);
+	virtual TInt ReduceSize(TInt aPos, TInt aLength);
+	virtual TInt Read(TInt64 aPos, TInt aLength, const TAny* aTrg, TInt aThreadHandle, TInt aOffset, TInt aFlags);
+	virtual TInt Read(TInt64 aPos, TInt aLength, const TAny* aTrg, TInt aThreadHandle, TInt anOffset);
+	virtual TInt Read(TInt64 aPos, TInt aLength, TDes8& aTrg);
+	virtual TInt Write(TInt64 aPos, TInt aLength,const TAny* aSrc, TInt aThreadHandle, TInt aOffset, TInt aFlags);
+	virtual TInt Write(TInt64 aPos, TInt aLength, const TAny* aSrc, TInt aThreadHandle, TInt anOffset);
+	virtual TInt Write(TInt64 aPos,const TDesC8& aSrc);
+	virtual TInt Caps(TDes8& anInfo);
+	virtual TInt Format(TFormatInfo& aInfo);
+	virtual TInt Format(TInt64 aPos,TInt aLength);
+	virtual TInt SetInfo(const RMessage2 &msg, TAny* aMessageParam2, TAny* aMessageParam3);
+	virtual TInt NotifyChange(TDes8 &aChanged,TRequestStatus* aStatus);
+	virtual void NotifyChangeCancel();
+
+    TInt SetMountInfo(const TDesC8* aMountInfo,TInt aMountInfoThreadHandle=KCurrentThreadHandle);
+    TInt ForceRemount(TUint aFlags = 0);
+    TInt Unlock(TMediaPassword& aPassword, TBool aStorePassword);
+    TInt Lock(TMediaPassword& aOldPassword, TMediaPassword& aNewPassword, TBool aStorePassword);
+    TInt Clear(TMediaPassword& aPassword);
+    TInt ErasePassword();
+
+	TInt GetInterface(TInt aInterfaceId,TAny*& aInterface,TAny* aInput);
+
+private:
+
+	TBusLocalDrive iDrive;
+	TInt iLocalDriveNumber;
+	TBool iChanged;
+
+	TRequestStatus* iNotifyChangeStatus;
+	};
+
+
+
+class CBitProxyDriveFactory : public CExtProxyDriveFactory
+	{
+public:
+	CBitProxyDriveFactory();
+	~CBitProxyDriveFactory();
+	virtual TInt Install();
+	virtual TInt CreateProxyDrive(CProxyDrive*& aMountProxyDrive,CMountCB* aMount);
+	};
+
+
+
+
+CBitExtProxyDrive::CBitExtProxyDrive(CMountCB* aMount, CExtProxyDriveFactory* aDevice)
+:   CExtProxyDrive(aMount,aDevice)
+	{
+	}
+
+CBitExtProxyDrive::~CBitExtProxyDrive()
+	{
+	iDrive.Disconnect();
+	}
+
+/**
+Initialise the proxy drive.
+@return system wide error code.
+*/
+TInt CBitExtProxyDrive::Initialise()
+	{
+	TInt r = KErrNone;
+    return r;
+	}
+
+TInt CBitExtProxyDrive::SetInfo(const RMessage2 &msg, TAny* /*aMessageParam2*/, TAny* /*aMessageParam3*/)
+    {
+	TInt r = KErrNone;
+
+    TPckg<TInt> infoPckg(iLocalDriveNumber);
+	TRAP(r, msg.ReadL(2, infoPckg));
+
+	if(r != KErrNone)
+		{
+		RDebug::Print(_L("CBitExtProxyDrive::SetInfo(): cant read from the RMessage %d"), r);
+		return r;
+		}
+
+	r = iDrive.Connect(iLocalDriveNumber, iChanged);
+
+	if(r != KErrNone)
+		{
+		RDebug::Print(_L("CBitExtProxyDrive::SetInfo(): failed to connect to drive %d, r %d"), iDriveNumber, r);
+		return r;
+		}
+
+    return r;
+    }
+
+TInt CBitExtProxyDrive::Dismounted()
+	{
+	TInt r = KErrNone;
+    return r;
+	}
+
+TInt CBitExtProxyDrive::Enlarge(TInt /*aLength*/)
+	{
+	return KErrNotSupported;
+	}
+
+
+TInt CBitExtProxyDrive::ReduceSize(TInt /*aPos*/, TInt /*aLength*/)
+	{
+	return KErrNotSupported;
+	}
+
+
+TInt CBitExtProxyDrive::Read(TInt64 aPos, TInt aLength, const TAny* aTrg, TInt aThreadHandle, TInt aOffset)
+	{
+	TInt r = iDrive.Read(aPos, aLength, aTrg, aThreadHandle, aOffset);
+    return r;
+	}
+
+
+TInt CBitExtProxyDrive::Read(TInt64 aPos, TInt aLength, const TAny* aTrg, TInt aThreadHandle, TInt aOffset, TInt aFlags)
+	{
+	TInt r = iDrive.Read(aPos, aLength, aTrg, aThreadHandle, aOffset, aFlags);
+    return r;
+	}
+
+TInt CBitExtProxyDrive::Read(TInt64 aPos, TInt aLength, TDes8& aTrg)
+	{
+	TInt r = iDrive.Read(aPos, aLength, aTrg);
+    return r;
+	}
+
+TInt CBitExtProxyDrive::Write(TInt64 aPos, TInt aLength, const TAny* aSrc, TInt aThreadHandle, TInt aOffset)
+	{
+	TInt r = iDrive.Write(aPos, aLength, aSrc, aThreadHandle, aOffset);
+    return r;
+	}
+
+
+TInt CBitExtProxyDrive::Write(TInt64 aPos, TInt aLength, const TAny* aSrc, TInt aThreadHandle, TInt aOffset, TInt aFlags)
+	{
+	TInt r = iDrive.Write(aPos, aLength, aSrc, aThreadHandle, aOffset, aFlags);
+    return r;
+	}
+
+TInt CBitExtProxyDrive::Write(TInt64 aPos,const TDesC8& aSrc)
+	{
+	TInt r = iDrive.Write(aPos, aSrc);
+    return r;
+	}
+
+
+TInt CBitExtProxyDrive::Caps(TDes8& anInfo)
+	{
+	TLocalDriveCapsV6Buf caps;
+    caps.FillZ();
+
+//    TLocalDriveCapsV6& c = caps();
+
+	TInt r = iDrive.Caps(caps);
+	caps.SetLength( Min(caps.Length(), anInfo.MaxLength()) );
+
+	anInfo.Copy(caps);
+    
+	return r;
+	}
+
+
+
+TInt CBitExtProxyDrive::Format(TInt64 aPos, TInt aLength)
+	{
+	TInt r = iDrive.Format(aPos, aLength);
+    return r;
+	}
+
+
+TInt CBitExtProxyDrive::Format(TFormatInfo& aInfo)
+	{
+	TInt r = iDrive.Format(aInfo);
+    return r;
+    }
+
+
+TInt CBitExtProxyDrive::NotifyChange(TDes8& /*aChanged*/, TRequestStatus* aStatus)
+	{
+//	iDrive.NotifyChange(aStatus);
+	iNotifyChangeStatus = aStatus;
+	return KErrNone;
+	}
+
+void CBitExtProxyDrive::NotifyChangeCancel()
+	{
+//	iDrive.NotifyChangeCancel();
+	if (iNotifyChangeStatus)
+		User::RequestComplete(iNotifyChangeStatus, KErrCancel);
+	}
+
+TInt CBitExtProxyDrive::SetMountInfo(const TDesC8* aMountInfo,TInt aMountInfoThreadHandle)
+    {
+	TInt r = iDrive.SetMountInfo(aMountInfo, aMountInfoThreadHandle);
+    return r;
+    }
+
+TInt CBitExtProxyDrive::ForceRemount(TUint aFlags)
+    {
+	TInt r = iDrive.ForceRemount(aFlags);
+    return r;
+    }
+
+TInt CBitExtProxyDrive::Unlock(TMediaPassword& aPassword, TBool aStorePassword)
+    {
+	TInt r = iDrive.Unlock(aPassword, aStorePassword);
+    return r;
+    }
+
+TInt CBitExtProxyDrive::Lock(TMediaPassword& aOldPassword, TMediaPassword& aNewPassword, TBool aStorePassword)
+    {
+	TInt r = iDrive.SetPassword(aOldPassword, aNewPassword, aStorePassword);
+    return r;
+    }
+
+TInt CBitExtProxyDrive::Clear(TMediaPassword& aPassword)
+    {
+	TInt r = iDrive.Clear(aPassword);
+    return r;
+    }
+
+TInt CBitExtProxyDrive::ErasePassword()
+    {
+	TInt r = iDrive.ErasePassword();
+    return r;
+    }
+
+TInt CBitExtProxyDrive::GetInterface(TInt aInterfaceId, TAny*& /*aInterface*/, TAny* /*aInput*/)
+	{
+	switch(aInterfaceId)
+		{
+		case ELocalBufferSupport:
+			return KErrNone;
+		default:
+			return KErrNotSupported;
+		}
+	}
+
+
+
+CBitProxyDriveFactory::CBitProxyDriveFactory()
+	{
+	}
+
+CBitProxyDriveFactory::~CBitProxyDriveFactory()
+	{
+	}
+
+TInt CBitProxyDriveFactory::Install()
+	{
+	_LIT(KProxyName,"bitproxydrive");
+	return SetName(&KProxyName);
+	}
+
+TInt CBitProxyDriveFactory::CreateProxyDrive(CProxyDrive*& aMountProxyDrive,CMountCB* aMount)
+	{
+    aMountProxyDrive = new CBitExtProxyDrive(aMount,this);
+    return (aMountProxyDrive==NULL) ? KErrNoMemory : KErrNone;
+	}
+
+
+extern "C" {
+
+
+/* 
+Create the proxy drive factory object for the usbhost mass storage proxy
+*/
+EXPORT_C CExtProxyDriveFactory* CreateFileSystem()
+	{
+	return new CBitProxyDriveFactory();
+	}
+}
+