presetserver/clientsrc/Psservsession.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 14:07:20 +0300
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/*
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* Copyright (c) 2006-2006 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:  Implementation of RPSServSession
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*
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*/
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#include "pscommon.h"
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#include "psserv.h"
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#include "psservsession.h"
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// ---------------------------------------------------------------------------
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// Constructor.
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// ---------------------------------------------------------------------------
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//
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RPSServSession::RPSServSession( RPSServ& aServ, TInt aId )
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    : iPresetServ( aServ ), iId( aId )
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    {
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    }
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// ---------------------------------------------------------------------------
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// Closes the session.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::Close()
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    {
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    Rollback();
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    }
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// ---------------------------------------------------------------------------
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// Begins a transaction.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::BeginTransactionL()
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    {
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    User::LeaveIfError( iPresetServ.SendReceive( EPSOpStartTransaction, TIpcArgs( iId ) ) ); 
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    }
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// ---------------------------------------------------------------------------
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// Commits the transaction.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::CommitL()
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    {
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    User::LeaveIfError( iPresetServ.SendReceive( EPSOpCommitTransaction, TIpcArgs( iId ) ) );
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    }
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// ---------------------------------------------------------------------------
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// Reverts all changes done during the transaction.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::Rollback()
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    {
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    iPresetServ.Send( EPSOpRollbackTransaction, TIpcArgs( iId ) );
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    }
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// ---------------------------------------------------------------------------
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// Sets an integer value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::SetL( TPSOpCode aServerCommand, TInt aValue )
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    {
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, aValue ) ) );
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    }
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// ---------------------------------------------------------------------------
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// Gets an integer value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::GetL( TPSOpCode aServerCommand, TInt& aValue )
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    {
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    TPckgBuf<TInt> value;
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, &value) ) );
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    aValue = value();
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    }
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// ---------------------------------------------------------------------------
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// Sets an 8-bit descriptor value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::SetL( TPSOpCode aServerCommand, const TDesC8& aValue )
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    {
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, &aValue) ) );
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    }
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// ---------------------------------------------------------------------------
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// Gets a 8-bit descriptor value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::GetL( TPSOpCode aServerCommand, TPSOpCode aLengthCommand, HBufC8*& aValue )
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    {
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    TPckgBuf<TInt> length;
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    User::LeaveIfError( iPresetServ.SendReceive( aLengthCommand, TIpcArgs( iId, &length ) ) );
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    HBufC8* buf = HBufC8::NewLC( length() );
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    TPtr8 ptr( buf->Des() );
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, &ptr ) ) );
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    CleanupStack::Pop( buf );
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    aValue = buf;
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    }
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// ---------------------------------------------------------------------------
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// Sets a 16-bit descriptor value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::SetL( TPSOpCode aServerCommand, const TDesC& aValue )
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    {
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, &aValue) ) );
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    }
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// ---------------------------------------------------------------------------
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// Gets a 16-bit descriptor value.
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// ---------------------------------------------------------------------------
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//
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void RPSServSession::GetL( TPSOpCode aServerCommand, TPSOpCode aLengthCommand, HBufC*& aValue )
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    {
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    TPckgBuf<TInt> length;
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    User::LeaveIfError( iPresetServ.SendReceive( aLengthCommand, TIpcArgs( iId, &length ) ) );
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    HBufC* buf = HBufC::NewLC( length() );
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    TPtr ptr( buf->Des() );
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    User::LeaveIfError( iPresetServ.SendReceive( aServerCommand, TIpcArgs( iId, &ptr ) ) );
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    CleanupStack::Pop( buf );
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    aValue = buf;
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    }