author | vnuitven <> |
Mon, 06 Sep 2010 17:32:13 +0530 | |
branch | rcs |
changeset 49 | 64c62431ac08 |
parent 0 | 1bce908db942 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 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: Class is used for configuring secure RTP. |
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* |
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*/ |
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#include <mmf/common/mmfcontrollerframework.h> |
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#include <e32math.h> |
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#include "mmccinterfacelogs.h" |
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#include "mmcccryptocontextcontainer.h" |
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#include "mmcccryptocontext.h" |
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// ======== MEMBER FUNCTIONS ======== |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::ConstructL |
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// --------------------------------------------------------------------------- |
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// |
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void CMccCryptoContextContainer::ConstructL( ) |
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{ |
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__INTERFACE( "CMccCryptoContextContainer::ConstructL" ) |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::NewL() |
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// --------------------------------------------------------------------------- |
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// |
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CMccCryptoContextContainer* CMccCryptoContextContainer::NewL( ) |
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{ |
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CMccCryptoContextContainer* self = new(ELeave) CMccCryptoContextContainer(); |
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CleanupStack::PushL( self ); |
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self->ConstructL( ); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::~CMccCryptoContextContainer |
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// --------------------------------------------------------------------------- |
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// |
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CMccCryptoContextContainer::~CMccCryptoContextContainer() |
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{ |
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iContextArray.Close(); |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::CreateContext |
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// --------------------------------------------------------------------------- |
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// |
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TInt CMccCryptoContextContainer::CreateContext( const TMccSrtpMasterKey& aMasterKey, |
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const TMccSrtpMasterSalt& aSaltKey, |
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TUint32& aContextId, |
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const TMccSrtpCryptoParams& aCryptoParams ) |
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{ |
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__INTERFACE( "CMccCryptoContextContainer::CreateContext" ) |
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TUint32 contextId( GenerateContextId() ); |
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TMccCryptoContext cryptoContext( contextId, |
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aMasterKey, |
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aSaltKey, |
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aCryptoParams ); |
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TInt error( cryptoContext.ValidateContext() ); |
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if ( KErrNone == error ) |
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{ |
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error = iContextArray.Append( cryptoContext ); |
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aContextId = contextId; |
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} |
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return error; |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::RemoveContext |
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// --------------------------------------------------------------------------- |
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// |
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TInt CMccCryptoContextContainer::RemoveContext( TUint32 aContextId ) |
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{ |
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__INTERFACE( "CMccContextContainer::RemoveContext" ) |
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TInt contextId = FindContext( aContextId ); |
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if ( KErrNotFound != contextId ) |
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{ |
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iContextArray.Remove( contextId ); |
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return KErrNone; |
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} |
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return KErrNotFound; |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::UpdateContextL |
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// --------------------------------------------------------------------------- |
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// |
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TInt CMccCryptoContextContainer::UpdateContext( TUint32 aContextId, |
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TMccCryptoContext& aContext ) |
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{ |
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__INTERFACE( "CMccContextContainer::UpdateContext" ) |
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TInt contextId = FindContext( aContextId ); |
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if ( KErrNotFound != contextId ) |
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{ |
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iContextArray[ contextId ].UpdateContext( aContext ); |
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return KErrNone; |
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} |
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return KErrNotFound; |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::GetContext |
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// --------------------------------------------------------------------------- |
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// |
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TInt CMccCryptoContextContainer::GetContext( TUint32 aContextId, |
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TMccCryptoContext* &aContext ) |
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{ |
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__INTERFACE( "CMccContextContainer::GetContext" ) |
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TInt contextId = FindContext( aContextId ); |
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if ( KErrNotFound != contextId ) |
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{ |
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aContext = &iContextArray[ contextId ]; |
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return KErrNone; |
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} |
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return KErrNotFound; |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::GenerateContextId |
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// ----------------------------------------------------------------------------- |
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// |
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TUint32 CMccCryptoContextContainer::GenerateContextId() |
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{ |
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__INTERFACE( "CMccContextContainer::GenerateContextId" ) |
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TUint32 id( 0 ); |
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do |
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{ |
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id = static_cast<TUint32>( Math::Random() ); |
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} while ( KErrNotFound != FindContext( id ) ); |
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return id; |
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} |
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// --------------------------------------------------------------------------- |
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// CMccCryptoContextContainer::FindContext |
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// --------------------------------------------------------------------------- |
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// |
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TInt CMccCryptoContextContainer::FindContext( TUint32 aContextId ) |
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{ |
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TInt count( iContextArray.Count() ); |
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for ( TInt i = 0; i < count; i++ ) |
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{ |
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if ( iContextArray[ i ].ContextId() == aContextId ) |
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{ |
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return i; |
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} |
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} |
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return KErrNotFound; |
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} |
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// End of File |