ximpfw/core/srcpscserver/ximpserver.cpp
author hgs
Wed, 03 Nov 2010 22:25:05 +0530
changeset 52 3d676fce9a4e
parent 51 61fad867f68e
permissions -rw-r--r--
201044_02
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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:  XIMP Framework PSC server class
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 *
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*/
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#include "ximpserverdefs.h"
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#include "ximpserver.h"
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#include "ximpserversessionadapter.h"
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#include "ximptrace.h"
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#include "ximpglobals.h"
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#include "ximpoperationfactoryimp.h"
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#include <ecom/ecom.h>
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//Include PSC server namespace
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using namespace NXIMPSrv;
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// ==============================================================
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// =============== PLATSEC POLICY CONFIGURATION =================
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// ==============================================================
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static const TInt KXIMPServerPlatSecRangeCount = 3;
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static const TInt KXIMPServerPlatSecPolicyIndex0 = 0;
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static const TInt KXIMPServerPlatSecPolicyIndex1 = 1;
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//Ranges for the Request values
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static const TInt KXIMPServerPlatSecRanges[ KXIMPServerPlatSecRangeCount ] =
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    {
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    0,
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    NRequest::ECtxSsQueueBindOperation,
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    NRequest::EOpCodeTop
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    };
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// Element indexes for the defined ranges
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static const TUint8 KXIMPServerPlatSecElementsIndex[ KXIMPServerPlatSecRangeCount ] =
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    {
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    KXIMPServerPlatSecPolicyIndex0,
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    KXIMPServerPlatSecPolicyIndex1,
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    CPolicyServer::ENotSupported
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    };
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// Policy elements
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static const CPolicyServer::TPolicyElement KXIMPServerPlatSecElements[] =
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    {
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        {
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        // Policy 0, KXIMPServerPlatSecPolicyIndex0
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        _INIT_SECURITY_POLICY_C3( ECapabilityReadUserData,
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                                  ECapabilityWriteUserData,
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                                  ECapabilityNetworkServices ),
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        CPolicyServer::EFailClient
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        },
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        {
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        // Policy 1, KXIMPServerPlatSecPolicyIndex1
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        _INIT_SECURITY_POLICY_C4( ECapabilityReadDeviceData,
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                                  ECapabilityReadUserData,
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                                  ECapabilityWriteUserData,
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                                  ECapabilityNetworkServices ),
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        CPolicyServer::EFailClient
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        }
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    };
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// The platsec policy
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static const CPolicyServer::TPolicy KXIMPServerPlatSecPolicy =
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    {
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    // Shortcut to the index into Elements,that is used to check a connection attempt
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    KXIMPServerPlatSecPolicyIndex0,
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    // Number of ranges in the iRanges array
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    KXIMPServerPlatSecRangeCount,
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    // A pointer to an array of ordered ranges of request numbers
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    KXIMPServerPlatSecRanges,
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    // A pointer to an array of TUint8 values specifying
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    // the appropriate action to take for each range in iRanges
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    KXIMPServerPlatSecElementsIndex,
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    // A pointer to an array of distinct policy elements
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    KXIMPServerPlatSecElements
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    };
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// -----------------------------------------------------------------------------
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// CXIMPServer::ExecuteL()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::ExecuteL()
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    {
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    // start scheduler
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    CActiveScheduler* pA = new( ELeave )CActiveScheduler;
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    CleanupStack::PushL( pA );
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    CActiveScheduler::Install( pA );
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    // create server
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    CXIMPServer* server = CXIMPServer::NewLC();
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    // rename our thread properly
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    // first, find out the UID set by process starter
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    TInt uid = 0;
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    TInt ret = User::GetTIntParameter( NStartupParam::KProtocolUidIndex,
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                                       uid );
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    User::LeaveIfError( ret );
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    // create the "!XIMPCtxSrv9bde667a" server name
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    HBufC* serverName = HBufC::NewLC( NName::KSymbianServer().Length() +
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                                      NStartupParam::KProtocolUidMaxLen +
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                                      1 );
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    serverName->Des().Copy( NName::KSymbianServer );
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    serverName->Des().AppendNumFixedWidth( uid,
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                                           EHex,
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                                           NStartupParam::KProtocolUidMaxLen );
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    // and set it
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    User::RenameThread( *serverName );
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    server->StartL( *serverName );
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    CleanupStack::PopAndDestroy( serverName );
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    //Signal client that we are started
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    RProcess().Rendezvous( KErrNone );
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    //Execute the server
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    CActiveScheduler::Start(); // CSI: 3 #
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    //Cleanup
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    CleanupStack::PopAndDestroy( server );//server
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    CleanupStack::PopAndDestroy( pA );
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    CActiveScheduler::Install( NULL );
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::~CXIMPServer()
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// -----------------------------------------------------------------------------
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//
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CXIMPServer::~CXIMPServer()
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    {
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    CXIMPGlobals::UninstallD();
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    REComSession::FinalClose();
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    #if _BullseyeCoverage
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    cov_write();
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    #endif    
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::CXIMPServer()
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// -----------------------------------------------------------------------------
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//
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CXIMPServer::CXIMPServer()
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    : CPolicyServer( CActive::EPriorityStandard, KXIMPServerPlatSecPolicy )
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    {
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    iSessionId = 1;   // start from 1. 0 reserved for host-originated operations
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::NewLC()
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// -----------------------------------------------------------------------------
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//
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CXIMPServer* CXIMPServer::NewLC()
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    {
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    CXIMPServer* self = new( ELeave ) CXIMPServer;
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::ConstructL()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::ConstructL()
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    {
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    CXIMPOperationFactory* operationFactory = CXIMPOperationFactory::NewL();
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    CleanupStack::PushL( operationFactory );
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    CXIMPGlobals::InstallL( operationFactory, this );
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    CleanupStack::Pop( operationFactory );
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    iGlobals = CXIMPGlobals::Instance();
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::NewSessionL()
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// -----------------------------------------------------------------------------
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//
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CSession2* CXIMPServer::NewSessionL( const TVersion &aVersion,
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                                        const RMessage2& /* aMessage */ ) const
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    {
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    TVersion srvVersion( NVersion::KMajor,
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                         NVersion::KMinor,
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                         NVersion::KBuild );
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    if( !User::QueryVersionSupported( aVersion, srvVersion ) )
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        {
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        User::Leave( KErrNotSupported );
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        }
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    CXIMPServer* self = const_cast< CXIMPServer* >( this );
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    self->iSessionId++;
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    return CXIMPServerSessionAdapter::NewL( iSessionId, 
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                                               *self );
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    };
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// -----------------------------------------------------------------------------
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// CXIMPServer::SessionCreated()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::SessionCreated()
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    {
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    iSessionCount++;
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::SessionDied()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::SessionDied()
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    {
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    iSessionCount--;
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    TryToStopScheduling();
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::AllHostsDied()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::AllHostsDied()
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    {
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    // all hosts have died.
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    iAllHostsDied = ETrue;
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    TryToStopScheduling();
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::AllHostsDied()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::TryToStopScheduling()
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    {
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    if( iSessionCount == 0 && iAllHostsDied )
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        {
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        CActiveScheduler::Stop(); // CSI: 4 #
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        }    
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::TestListener()
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// -----------------------------------------------------------------------------
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//
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MXIMPSrvTestListener* CXIMPServer::TestListener() const
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    {
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    return iTestListener;
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    }
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// -----------------------------------------------------------------------------
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// CXIMPServer::RegisterTestListener()
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// -----------------------------------------------------------------------------
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//
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void CXIMPServer::RegisterTestListener( MXIMPSrvTestListener* aTestSession )
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    {
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    iTestListener = aTestSession;
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    }
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// -----------------------------------------------------------------------------
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// E32Main()
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// ENTRY POINT
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// -----------------------------------------------------------------------------
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//
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GLDEF_C TInt E32Main()
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    {
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    TRACE( _L("PSC Server E32Main - enter") );
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    __UHEAP_MARK;
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    CTrapCleanup* tc = CTrapCleanup::New();
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    if( !tc )
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        {
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        return KErrNoMemory;
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        }
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    User::RenameThread( NName::KMainThread );
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    TRAPD( err, CXIMPServer::ExecuteL() );
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    delete tc;
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    __UHEAP_MARKEND;
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    TRACE_1( _L("PSC Server E32Main - exit: %d"), err );
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    return err;
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    }
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//  END OF FILE
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