diff -r 000000000000 -r bde4ae8d615e os/security/crypto/weakcryptospi/test/tplugins/src/randomimpl.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/security/crypto/weakcryptospi/test/tplugins/src/randomimpl.cpp Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,114 @@ +/* +* Copyright (c) 2005-2009 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: +* +*/ + + +/** + @file +*/ + +#include +#include +#include + +#include "randomimpl.h" +#include "pluginentry.h" +#include "pluginconfig.h" +#include "securityerr.h" + +using namespace SoftwareCrypto; + + +CRandomImpl* CRandomImpl::NewL(TUid aImplementationUid) + { + CRandomImpl* self = new(ELeave)CRandomImpl(aImplementationUid); + return self; + } + +CRandomImpl* CRandomImpl::NewLC(TUid aImplementationUid) + { + CRandomImpl* self = NewL(aImplementationUid); + CleanupStack::PushL(self); + return self; + } + +void CRandomImpl::GenerateRandomBytesL(TDes8& aDestination) + { + // Call the Math library to populate the buffer with random data. + TRAPD(err, Math::RandomL(aDestination)); + if(err != KErrNone) + { + // As the end users are interested only in the security aspect of the output but not + // the internal states, accordingly translate the kernel side error code if required. + err = (err == KErrNotReady) ? KErrNotSecure : err; + + User::Leave(err); + } + } + +CRandomImpl::CRandomImpl(TUid aImplementationUid) : iImplementationUid(aImplementationUid) + { + } + +void CRandomImpl::GetCharacteristicsL(const TCharacteristics*& aPluginCharacteristics) + { + TInt randomNum = sizeof(KRandomCharacteristics)/sizeof(TRandomCharacteristics*); + for (TInt i = 0; i < randomNum; i++) + { + if (KRandomCharacteristics[i]->cmn.iImplementationUID == ImplementationUid().iUid) + { + aPluginCharacteristics = KRandomCharacteristics[i]; + break; + } + } + } + +TAny* CRandomImpl::GetExtension(TUid /*aExtensionId*/) + { + return NULL; + } + +CExtendedCharacteristics* CRandomImpl::CreateExtendedCharacteristicsL() + { + // All Symbian software plug-ins have unlimited concurrency, cannot be reserved + // for exclusive use and are not CERTIFIED to be standards compliant. + return CExtendedCharacteristics::NewL(KMaxTInt, EFalse); + } + +const CExtendedCharacteristics* CRandomImpl::GetExtendedCharacteristicsL() + { + return CRandomImpl::CreateExtendedCharacteristicsL(); + } + +TUid CRandomImpl::ImplementationUid() const + { + return iImplementationUid; + } + +CRandomImpl::~CRandomImpl() + { + } + +void CRandomImpl::Close() + { + delete this; + } + +// All crypto plugins must implement this, to reset +// hardware if required. Do nothing in this version +void CRandomImpl::Reset() + { + }