sl@0: /*
sl@0: * Copyright (c) 2005-2010 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: /**
sl@0:  @file
sl@0: */
sl@0: 
sl@0: #include <e32std.h>
sl@0: #include <e32math.h>
sl@0: #include <random.h>
sl@0: #include <hash.h>
sl@0: #include "randomshim.h"
sl@0: 
sl@0: extern "C" {
sl@0: EXPORT_C void RAND_bytes(unsigned char* buf,int bytes)
sl@0: 	{
sl@0: 	TPtr8 ptr(buf,bytes,bytes);
sl@0: 	buf[0]++;
sl@0: 	TRandom::Random(ptr);
sl@0: 	}
sl@0: }
sl@0: 
sl@0: EXPORT_C CRandom::CRandom(void)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CSystemRandom* CSystemRandom::NewL(void)
sl@0: 	{
sl@0: 	CSystemRandom* self = NewLC();
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CSystemRandom* CSystemRandom::NewLC(void)
sl@0: 	{
sl@0: 	CSystemRandom* self = new(ELeave)CSystemRandom();
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL();
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: void CSystemRandom::GenerateBytesL(TDes8& aDest)
sl@0: 	{
sl@0: 	TRAPD(error, iShim->GenerateBytesL(aDest));
sl@0:     // This method must leave on low memory conditions.
sl@0:     if(error == KErrNoMemory)
sl@0:         {
sl@0:         User::Leave(error); 
sl@0:         }
sl@0:     }
sl@0: 
sl@0: CSystemRandom::CSystemRandom(void)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: CSystemRandom::~CSystemRandom()
sl@0: 	{
sl@0: 	delete iShim;
sl@0: 	}
sl@0: 
sl@0: void CSystemRandom::ConstructL()
sl@0: 	{
sl@0: 	iShim = CRandomShim::NewL();
sl@0: 	}
sl@0: 
sl@0: // Methods replace by shim are excluded from coverage.
sl@0: #ifdef _BullseyeCoverage
sl@0: #pragma suppress_warnings on
sl@0: #pragma BullseyeCoverage off
sl@0: #pragma suppress_warnings off
sl@0: #endif
sl@0: EXPORT_C void TRandom::Random(TDes8& aDestination)
sl@0: 	{
sl@0: 	// Method replaced by shim
sl@0: 	TRandomShim::Random(aDestination);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void TRandom::RandomL(TDes8& aDestination)
sl@0: 	{
sl@0: 	// Method replaced by shim
sl@0: 	TRandomShim::RandomL(aDestination);
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C void TRandom::SecureRandomL(TDes8& aDestination)
sl@0: 	{
sl@0: 	// Method replaced by shim
sl@0: 	TRandomShim::SecureRandomL(aDestination);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C RRandomSession::RRandomSession(void)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RRandomSession::ConnectL(void)
sl@0: 	{
sl@0: 	// No action required
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RRandomSession::GetRandom(TDes8& aDestination)
sl@0: 	{
sl@0: 	// Method replaced by shim
sl@0: 	TRandomShim::Random(aDestination);
sl@0: 	return KErrNone;
sl@0: 	}