diff -r 6ca72c0fe49a -r a941bc465d9f PECengine/PresenceServer2/ServerSrc/CPEngSession.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PECengine/PresenceServer2/ServerSrc/CPEngSession.cpp	Wed Sep 01 12:31:13 2010 +0100
@@ -0,0 +1,244 @@
+/*
+* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:  Presence Server session handler implementation
+*				 All clients request are handler here,
+*  				 or forwarded to the sub-session
+*
+*/
+
+
+
+//  Include Files
+#include	<e32base.h>
+#include	"CPEngSession.h"
+#include	"MPEngServer.h"
+#include	"CPEngSubSession.h"
+#include	"RPEngMessage.h"
+#include	"TPEngServerCommon.h"
+
+//	Debug prints
+#include	"PresenceDebugPrint.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CPEngSession::CPEngSession
+// C++ default constructor can NOT contain any code, that might leave.
+// -----------------------------------------------------------------------------
+//
+CPEngSession::CPEngSession(
+    MPEngServer& aServer )
+        : iMainServer( aServer )
+    {
+    iMainServer.SessionCreated();
+    }
+
+// -----------------------------------------------------------------------------
+// CPEngSession::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::ConstructL()
+    {
+    iSubSessions = CObjectIx::NewL();
+    }
+
+// Static constructor
+CPEngSession* CPEngSession::NewL( MPEngServer& aServer )
+    {
+    CPEngSession* self = new( ELeave ) CPEngSession( aServer );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+
+// Destructor (virtual by CBase)
+CPEngSession::~CPEngSession()
+    {
+    delete iSubSessions;
+    // If main session will have some Async operations,
+    // it needs to be canceled here
+    iMainServer.SessionDied();
+    }
+
+// =============================================================================
+// =============== Functions from CSession2 base class =========================
+// =============================================================================
+
+// -----------------------------------------------------------------------------
+// CPEngSession::ServiceL()
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::ServiceL(
+    const RMessage2 &aMessage )
+    {
+    PENG_DP( D_PENG_LIT( "CPEngSession::ServiceL:%d" ), aMessage.Function() );
+
+    if ( DispatchMessageL( RPEngMessage( aMessage ) ) )
+        {
+        aMessage.Complete( KErrNone );
+        }
+    PENG_DP( D_PENG_LIT( "CPEngSession::ServiceL:%d -End" ), aMessage.Function() );
+    }
+
+// -----------------------------------------------------------------------------
+// CPEngSession::ServiceError()
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::ServiceError(
+    const RMessage2& aMessage,
+    TInt aError )
+    {
+    PENG_DP( D_PENG_LIT( "CPEngSession::ServiceError:  %d" ), aError );
+    aMessage.Complete( aError );
+    }
+
+// =============================================================================
+// =============== Private functions of the Session class ======================
+// =============================================================================
+
+// -----------------------------------------------------------------------------
+// CPEngSession::DispatchMessageL()
+// Dispatch message
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TBool CPEngSession::DispatchMessageL(
+    const RPEngMessage& aMessage )
+    {
+    TInt request( aMessage.Function() );
+    TBool completeRequest( ETrue );
+
+    switch ( request )
+        {
+        case EMainSessCreateHolderSubSession:
+        case EMainSessCreateTransactionSubSession:
+            {
+            CreateNewSubSessionL( aMessage );
+            break;
+            }
+
+        case EMainSessCloseSubSession:
+            {
+            RemoveSubSessionL( aMessage.Int3() );
+            break;
+            }
+        default:
+            {
+            // try to handle message in sub-session
+            CPEngSubSession& subSession = FindSubSessionL( aMessage.Int3() );
+            completeRequest = subSession.DispatchMessageL( aMessage, request );
+            break;
+            }
+        }
+    return completeRequest && aMessage.MessageValid();
+    }
+
+// -----------------------------------------------------------------------------
+// CPEngSession::CreateNewSubSessionL()
+// Create new sub-session
+// Back to the client is written handle of the created Sub session
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::CreateNewSubSessionL(
+    const RPEngMessage& aMessage )
+    {
+    PENG_DP( D_PENG_LIT( "CPEngSession::CreateNewSubSessionL" ) );
+    CPEngSubSession* subSession =
+        CPEngSubSession::NewLC(
+            iMainServer,
+            aMessage,
+            reinterpret_cast<TInt32>( this ) );
+
+    iMainServer.AddSubSessionL( *subSession );
+    CleanupStack::Pop( ); // newSubsSession
+
+    TInt handle( 0 );
+    TRAPD( err, handle = iSubSessions->AddL( subSession ) );
+    if ( err != KErrNone )
+        {
+        iMainServer.RemoveSubSessionL( *subSession );
+        User::Leave( err );
+        }
+
+    subSession->SetSubSesionHandle( handle );
+
+    // write back handle of the sub-session
+    TPckg<TInt> handlePckg( handle );
+    err = aMessage.WriteOneDescriptor( KMessageSlot3 , handlePckg );
+    if ( err != KErrNone )
+        {
+        iSubSessions->Remove( handle );
+        PanicClient( aMessage, EPECBadDescriptor );
+        return;
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPEngSession::RemoveSubSession()
+// Remove Sub-Session
+// Function leaves if there is no such a subssession
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::RemoveSubSessionL(
+    TUint  aHandle )
+    {
+    // this will leave if there is such a sub-session
+    FindSubSessionL( aHandle );
+    iSubSessions->Remove( aHandle );
+    }
+
+// -----------------------------------------------------------------------------
+// CPEngSession::FindSubSession()
+// Find Sub-session
+// Function leaves if such a subsession does not exists
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+CPEngSubSession& CPEngSession::FindSubSessionL(
+    TUint  aHandle ) const
+    {
+    // if there is no sub-session, it leaves with KErrBadHandle
+    return static_cast<CPEngSubSession&> ( *( iSubSessions->AtL( aHandle ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPEngSession::PanicClient()
+// Panic client
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CPEngSession::PanicClient(
+    const RPEngMessage& aMessage,
+    const TInt aPanic ) const
+    {
+    aMessage.Panic( KSessionName, aPanic );
+    }
+
+//  End of File
+
+
+
+
+
+
+
+
+