--- a/convergedconnectionhandler/cchserver/src/cchserverbase.cpp Thu Aug 19 09:45:22 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,740 +0,0 @@
-/*
-* Copyright (c) 2006-2010 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: CCCHServerBase implementation
-*
-*/
-
-
-// INCLUDE FILES
-#include "cchlogger.h"
-#include "cchserverbase.h"
-#include "cchsession.h"
-#include "cchrequeststorage.h"
-#include "cchconnmonhandler.h"
-#include "cchspshandler.h"
-#include "cchservicehandler.h"
-#include "cchpluginhandler.h"
-#include "cchfeaturemanager.h"
-#include "cchwakeupeventnotifier.h"
-#include "cchstartupcounter.h"
-#include "cchactivescheduler.h"
-#include "cchconnmonhandlernotifier.h"
-
-#include <ecom/ecom.h>
-#include <rconnmon.h>
-
-// EXTERNAL DATA STRUCTURES
-// None
-
-// EXTERNAL FUNCTION PROTOTYPES
-// None
-
-// CONSTANTS
-// None
-
-// MACROS
-// None
-
-// LOCAL CONSTANTS AND MACROS
-// None
-
-// MODULE DATA STRUCTURES
-// None
-
-// LOCAL FUNCTION PROTOTYPES
-GLDEF_C TInt E32Main();
-#ifdef _DEBUG
-GLDEF_C void MemUsage();
-#endif
-// FORWARD DECLARATIONS
-// None
-
-// ============================= LOCAL FUNCTIONS =============================
-
-// ---------------------------------------------------------------------------
-// InitServerL Creates CCHServer.
-// Returns: None.
-// ---------------------------------------------------------------------------
-//
-static void InitServerL()
- {
- CCHLOGSTRING("CCCHServerBase::InitServerL");
-
- // This is only for startup situation, because starter does not use
- // connect metod, which in normal situation reserves the mutex
- RMutex serverStartMutex;
- CleanupClosePushL( serverStartMutex );
- TInt createError( serverStartMutex.CreateGlobal( KCCHServerStartMutex ) );
- if ( KErrNone != createError )
- {
- User::LeaveIfError( serverStartMutex.OpenGlobal( KCCHServerStartMutex ) );
- }
-
- serverStartMutex.Wait();
- CCHLOGSTRING( "CCCHServerBase::InitServerL: mutex available" );
-
- TFullName name;
- TFindServer findServer( KCCHServerName );
- // Check that the server does not exists.
- if( findServer.Next( name ) == KErrNotFound )
- {
- User::LeaveIfError( User::RenameThread( KCCHServerName ) );
-
- // create and install the active scheduler we need
- CCchActiveScheduler* scheduler = new (ELeave) CCchActiveScheduler;
- CleanupStack::PushL( scheduler );
- CActiveScheduler::Install( scheduler );
-
- // create the server (leave it on the cleanup stack)
- CCCHServerBase* server = NULL;
- TRAPD( err, server = CCCHServerBase::NewL() );
-
- if ( KErrNone != err )
- {
- CCHLOGSTRING2
- ("InitServerL: Server creation failed, error = %d", err );
-
- server->PanicServer( ECCHErrCreateServer );
- }
-
- // Scheduler needs server, because server might needs to be restarted
- scheduler->SetServer( server );
- // Initialisation complete, now signal the client
- RProcess::Rendezvous( KErrNone );
-
- // Release and close mutex
- CCHLOGSTRING( "CCCHServerBase::InitServerL: Release the mutex" );
- serverStartMutex.Signal();
- serverStartMutex.Close();
-
- // Ready to run
- CCHLOGSTRING( "CCCHServerBase::InitServerL: Server Running..." );
- CActiveScheduler::Start();
-
- // Cleanup the mutex, scheduler and server
- delete server;
- server = NULL;
-
- CleanupStack::PopAndDestroy( scheduler );
- }
- else
- {
- CCHLOGSTRING( "CCCHServerBase::InitServerL: cch server already exists" );
- RProcess::Rendezvous( KErrAlreadyExists );
- // Release and close mutex
- CCHLOGSTRING( "CCCHServerBase::InitServerL: Release the mutex" );
- serverStartMutex.Signal();
- serverStartMutex.Close();
- }
- CleanupStack::PopAndDestroy( &serverStartMutex );
- }
-
-// ============================ MEMBER FUNCTIONS =============================
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::CCCHServerBase
-// C++ default constructor can NOT contain any code, that might leave.
-// ---------------------------------------------------------------------------
-//
-CCCHServerBase::CCCHServerBase() :
- CPolicyServer( EPriorityHigh, KCCHPolicy ),
- iSessionCounter( 0 )
- {
- CCHLOGSTRING( "CCCHServerBase::CCCHServerBase" );
- iVoIPEmergencyNoteShown = EFalse;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ConstructL
-// Symbian 2nd phase constructor can leave.
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::ConstructL()
- {
- CCHLOGSTRING( "CCCHServerBase::ConstructL" );
- iWakeUpEventNotifier = CCchWakeUpEventNotifier::NewL( *this );
-
- InitServerObjectsL();
- //Start server
- StartL( KCCHServerName );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::NewL
-// Two-phased constructor.
-// ---------------------------------------------------------------------------
-//
-CCCHServerBase* CCCHServerBase::NewL()
- {
- CCCHServerBase* self = CCCHServerBase::NewLC();
- CleanupStack::Pop( self );
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::NewLC
-// Two-phased constructor.
-// ---------------------------------------------------------------------------
-//
-CCCHServerBase* CCCHServerBase::NewLC()
- {
- CCCHServerBase* self = new (ELeave)CCCHServerBase();
- CleanupStack::PushL( self );
- self->ConstructL();
- return self;
- }
-
-// Destructor
-CCCHServerBase::~CCCHServerBase()
- {
- delete iStartupCounter;
- delete iWakeUpEventNotifier;
-
- ReleaseAllResources();
- REComSession::FinalClose();
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::NewSessionL
-// This is called by RSessionBase (base class for client interface).
-// Two-phased constructor.
-// ---------------------------------------------------------------------------
-//
-CSession2* CCCHServerBase::NewSessionL( const TVersion& aVersion,
- const RMessage2& /* aMessage */ ) const
- {
- CCHLOGSTRING( "CCCHServerBase::NewSessionL" );
-
- TVersion version( KCCHServMajorVersionNumber,
- KCCHServMinorVersionNumber,
- KCCHServBuildVersionNumber );
-
- if ( !User::QueryVersionSupported( version , aVersion ) )
- {
- User::Leave( KErrNotSupported );
- }
- CCCHSession* session =
- CCCHSession::NewL( const_cast<CCCHServerBase&>( *this ) );
- return session;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ShutdownServerL
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::ShutDownServerL()
- {
- CCHLOGSTRING( "CCCHServerBase::ShutDownServerL - IN" );
-
- if ( !iSessionCounter && IsServerShutdownAllowedL() )
- {
- CCHLOGSTRING( "CCCHServerBase::ShutDownServerL - Allowed" );
- // if session counter is zero -> close server
- // MSI: Shouldn't we continue in minimal mode?
- // CActiveScheduler::Current()->Stop();
- TRAP_IGNORE( StartMinimalServerL() );
- }
- CCHLOGSTRING( "CCCHServerBase::ShutDownServerL - OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::InitServerL
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::InitServerObjectsL()
- {
- CCHLOGSTRING( "CCCHServerBase::InitServerObjectsL: IN" );
-
- ServiceHandler().InitServiceHandlerL();
-
- if ( iServiceHandler->IsStartupFlagSet() )
- {
- // is snap ready to proceed startup
- ConnMonHandler().ScanNetworks( ETrue, this );
- }
- else
- {
- // Startup flag is not ON, we have to be sure that startup counter
- // is truly zero for the next time when startup flag is ON
- ResetStartupCounterL();
- StartMinimalServerL();
- }
- CCHLOGSTRING( "CCCHServerBase::InitServerObjectsL: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ServiceStartupL
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::ServiceStartupL()
- {
- CCHLOGSTRING( "CCCHServerBase::ServiceStartupL: IN" );
- // Start monitoring startup flag registration, this may set startup
- // flag to OFF if crashes happens more than KCCHMaxStartupCount during
- // startup flag registration
- TRAP_IGNORE( CreateStartupCounterL() );
- // If CCH cannot load the Plug-ins, CCH can still
- // try to load them later
- TRAP_IGNORE( iServiceHandler->LoadPluginsL() );
- RequestStorage().ScanNetworks();
- // initialization is now done. update states and send notification to
- // all clients
- iServerObjectsInit = ETrue;
- iServiceHandler->UpdateL();
- CCHLOGSTRING( "CCCHServerBase::ServiceStartupL: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::StartMinimalServerL
-// Start server in settings monitoring mode
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::StartMinimalServerL()
- {
- CCHLOGSTRING( "CCCHServerBase::StartMinimalServerL IN" );
-
- iWakeUpEventNotifier->StartL();
- ReleaseAllResources();
- CCHLOGSTRING( "CCCHServerBase::StartMinimalServerL OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ReleaseAllResources
-// Start server in settings monitoring mode
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::ReleaseAllResources()
- {
- CCHLOGSTRING( "CCCHServerBase::ReleaseAllResources" );
-
- delete iServiceHandler;
- iServiceHandler = NULL;
- delete iSPSHandler;
- iSPSHandler = NULL;
- delete iConnMonHandler;
- iConnMonHandler = NULL;
- delete iRequestStorage;
- iRequestStorage = NULL;
- delete iPluginHandler;
- iPluginHandler = NULL;
- delete iFeatureManager;
- iFeatureManager = NULL;
- delete iObjectConIx;
- iObjectConIx = NULL;
- }
-
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::NotifySessionCreatedL
-// Increase session counter
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::NotifySessionCreatedL()
- {
- CCHLOGSTRING( "CCCHServerBase::NotifySessionCreatedL" );
-
- iWakeUpEventNotifier->Stop();
-
- if ( iSessionCounter == 0 && IsServerShutdownAllowedL() )
- {
- ServiceHandler().InitServiceHandlerL();
- }
- iSessionCounter++;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::NotifySessionClosed
-// Decrease session counter
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::NotifySessionClosed()
- {
- CCHLOGSTRING( "CCCHServerBase::NotifySessionClosed" );
- if ( 0 < iSessionCounter )
- {
- iSessionCounter--;
- }
- if ( 0 >= iSessionCounter )
- {
- iSessionCounter = 0;
- TRAP_IGNORE( ShutDownServerL() );
- }
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::PanicClient
-// Panic client with given error code.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::PanicClient(
- const RMessage2& aMessage,
- TInt aPanic )
- {
- CCHLOGSTRING2("CCCHServerBase::PanicClient: Panic = %d", aPanic );
- _LIT( KTxtServer, "CCH Server Client" );
- aMessage.Panic( KTxtServer, aPanic );
- CCHLOGSTRING("CCCHServerBase::PanicClient exiting" );
- }
-
-// ---------------------------------------------------------------------------
-// PanicServer implements server panic handler.
-// Panic server with given error code.
-// Returns: None.
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::PanicServer(
- TInt aPanic )
- {
- CCHLOGSTRING2("CCCHServerBase::PanicServer: Panic = %d", aPanic );
- _LIT( KTxtServerPanic, "CCH Server" );
- User::Panic( KTxtServerPanic, aPanic );
- CCHLOGSTRING("CCCHServerBase::PanicServer exit" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ConstructObject
-// Create requested object and/or return reference to it.
-// ---------------------------------------------------------------------------
-//
-template <class T>T& CCCHServerBase::ConstructObject(
- CCCHServerBase* aThis,
- T*& aObject )
- {
- TInt error = KErrNone;
- if ( !aObject )
- {
- TRAP( error, aObject = T::NewL( *aThis ) );
- }
-
- if ( KErrNone != error )
- {
- // Failed to create object, have to Panic!
- PanicServer( ECCHErrCreateServer );
- }
- return *aObject;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ConstructObject
-// Create requested object and/or return reference to it.
-// ---------------------------------------------------------------------------
-//
-template <class T>T& CCCHServerBase::ConstructObject(
- T*& aObject )
- {
- TInt error = KErrNone;
- if ( !aObject )
- {
- TRAP( error, aObject = T::NewL() );
- }
-
- if ( KErrNone != error )
- {
- // Failed to create object, have to Panic!
- PanicServer( ECCHErrCreateServer );
- }
- return *aObject;
- }
-
-TBool CCCHServerBase::VoIPEmergencyNoteShown()
- {
- return iVoIPEmergencyNoteShown;
- }
-
-void CCCHServerBase::SetVoIPEmergencyNoteShown( TBool aShown )
- {
- iVoIPEmergencyNoteShown = aShown;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ObjectContainerIx
-// Return object container index.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CObjectConIx& CCCHServerBase::ObjectContainerIx()
- {
- return ConstructObject<CObjectConIx>( iObjectConIx );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::RequestStorage
-// Return instance of request storage.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CCCHRequestStorage& CCCHServerBase::RequestStorage()
- {
- return ConstructObject<CCCHRequestStorage>( this, iRequestStorage );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ConnMonHandler
-// Return instance of ConnMonHandler.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CCCHConnMonHandler& CCCHServerBase::ConnMonHandler()
- {
- return ConstructObject<CCCHConnMonHandler>( this, iConnMonHandler );
- }
-
-// -----------------------------------------------------------------------------
-// CCCHServerBase::PluginHandler
-// Return instance of plug-in handler.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CCCHPluginHandler& CCCHServerBase::PluginHandler()
- {
- return ConstructObject<CCCHPluginHandler>( this, iPluginHandler );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::SPSHandler
-// Return instance of SPSHandler.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CCCHSPSHandler& CCCHServerBase::SPSHandler()
- {
- return ConstructObject<CCCHSPSHandler>( this, iSPSHandler );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ServiceHandler
-// Return instance of ServiceHandler.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CCCHServiceHandler& CCCHServerBase::ServiceHandler()
- {
- return ConstructObject<CCCHServiceHandler>( this, iServiceHandler );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::FeatureManager
-// Return instance of FeatureManager.
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-CCchFeatureManager& CCCHServerBase::FeatureManager()
- {
- return ConstructObject<CCchFeatureManager>( iFeatureManager );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::WakeUp
-// Creates all required objects needed by full server mode.
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::WakeUp()
- {
- CCHLOGSTRING( "CCCHServerBase::WakeUp IN" );
- if ( iSessionCounter == 0 && !iServerObjectsInit )
- {
- TRAPD( err, InitServerObjectsL() );
- if ( KErrNone != err )
- {
- // Failed to create required objects, have to Panic!
- PanicServer( ECCHErrCreateServer );
- }
- }
- CCHLOGSTRING( "CCCHServerBase::WakeUp OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::CreateStartupCounterL
-//
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::CreateStartupCounterL()
- {
- if ( !iStartupCounter )
- {
- iStartupCounter = CCchStartupCounter::NewL( *this );
- }
- iStartupCounter->StartupOccuredL();
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::ResetStartupCounterL
-//
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::ResetStartupCounterL()
- {
- if ( !iStartupCounter )
- {
- iStartupCounter = CCchStartupCounter::NewL( *this );
- }
- iStartupCounter->ResetStartupCounter();
- delete iStartupCounter;
- iStartupCounter = NULL;
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::Restart
-//
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::Restart()
- {
- CCHLOGSTRING( "CCCHServerBase::Restart IN" );
-
- // Send notify to our client
- TRAP_IGNORE( iServiceHandler->HandleRestartL() );
-
- // Do we have to make reregistration
- if ( iServiceHandler->IsStartupFlagSet() )
- {
- delete iServiceHandler;
- iServiceHandler = NULL;
- delete iPluginHandler;
- iPluginHandler = NULL;
- TRAP_IGNORE( InitServerObjectsL() );
- }
-
- CCHLOGSTRING( "CCCHServerBase::Restart OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCCHServerBase::IsServerShutdownAllowedL
-// (other items were commented in a header).
-// ---------------------------------------------------------------------------
-//
-TBool CCCHServerBase::IsServerShutdownAllowedL()
- {
- CCHLOGSTRING( "CCCHServerBase::IsServerShutdownAllowedL" );
-
- TBool shutDownAllowed( ETrue );
-
- if ( iSPSHandler && iServiceHandler )
- {
- // Get service IDs
- RArray<TUint> serviceIds;
- CleanupClosePushL( serviceIds );
-
- iSPSHandler->GetServiceIdsL( serviceIds );
-
- TCCHSubserviceState state( ECCHUninitialized );
-
- for ( TInt i( 0 ); i < serviceIds.Count(); i++ )
- {
- state = iServiceHandler->ServiceState( serviceIds[i] );
-
- if ( ECCHDisabled != state && ECCHUninitialized != state )
- {
- shutDownAllowed = EFalse;
- }
- }
-
- CleanupStack::PopAndDestroy( &serviceIds );
- }
-
- CCHLOGSTRING2("CCCHServerBase::IsServerShutdownAllowedL: shutDownAllowed = %d", shutDownAllowed );
- return shutDownAllowed;
- }
-
-// ---------------------------------------------------------------------------
-// From MCCHConnMonHandlerNotifier
-// CCCHServerBase::NetworkScanningCompletedL
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::NetworkScanningCompletedL(
- const TConnMonSNAPInfo& aSNAPs, TInt aError )
- {
- CCHLOGSTRING2( "CCCHServerBase::NetworkScanningCompletedL error = %d", aError );
-
- if ( KErrNone == aError && aSNAPs.iCount )
- {
- ServiceStartupL();
- }
- else if ( KErrNone == aError || KErrNotReady == aError )
- {
- // No SNAPs available. Start listen to availability change
- ConnMonHandler().SetSNAPsAvailabilityChangeListener( this );
- }
- else
- {
- // exceptional error occured
- ResetStartupCounterL();
- StartMinimalServerL();
- }
- }
-
-// ---------------------------------------------------------------------------
-// From MCCHConnMonHandlerNotifier
-// CCCHServerBase::SNAPsAvailabilityChanged
-// ---------------------------------------------------------------------------
-//
-void CCCHServerBase::SNAPsAvailabilityChanged( TInt aError )
- {
- CCHLOGSTRING2( "CCCHServerBase::SNAPsAvailabilityChanged error = %d", aError );
-
- // Stop event receiving
- ConnMonHandler().SetSNAPsAvailabilityChangeListener( NULL );
-
- if ( KErrNone == aError || KErrTimedOut == aError )
- {
- ServiceStartupL();
- }
- else
- {
- // exceptional error occured
- ResetStartupCounterL();
- StartMinimalServerL();
- }
- }
-
-// ========================== OTHER EXPORTED FUNCTIONS =======================
-
-// ---------------------------------------------------------------------------
-// E32Main implements the executable entry function.
-// Note that because the target type of the CCHServer module
-// is EXEDLL, the entry point has different signature depending
-// on the build platform.
-// Creates a cleanup stack and runs the server.
-// Returns: Zero
-// ---------------------------------------------------------------------------
-//
-GLDEF_C TInt E32Main()
- {
- TInt error( KErrNoMemory );
- __UHEAP_MARK;
- CCHLOGSTRING( "CCCHServerBase E32Main" );
- CTrapCleanup* cleanup = CTrapCleanup::New();
-
-
- if ( cleanup )
- {
- TRAP( error, InitServerL() );
- delete cleanup;
- }
-
- __UHEAP_MARKEND;
-
- return error;
- }
-
-// End of File