--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/vpnengine/kmdserver/src/ikepluginhandler.cpp Thu Dec 17 09:14:51 2009 +0200
@@ -0,0 +1,218 @@
+/*
+* Copyright (c) 2008 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: Handler of an IKE protocol plugin
+*
+*/
+
+
+#include "ikedebug.h"
+#include "ikeplugindefs.h"
+#include "ikepluginif.h"
+#include "ikepluginsessionhandler.h"
+#include "kmdeventloggerif.h"
+
+// CLASS HEADER
+#include "ikepluginhandler.h"
+
+_LIT( KIkePluginPaths, "" ); // No additional paths.
+_LIT( KIkeV1Library, "ikev1lib" );
+_LIT( KIkeV2Library, "ikev2lib" );
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+CIkePluginHandler* CIkePluginHandler::NewL( TInt aIkeVersion,
+ MKmdEventLoggerIf& aEventLogger,
+ MIkeDebug& aDebug )
+ {
+ CIkePluginHandler* self = new ( ELeave ) CIkePluginHandler( aIkeVersion,
+ aEventLogger,
+ aDebug );
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+CIkePluginHandler::~CIkePluginHandler()
+ {
+ __ASSERT_DEBUG( iIkePluginSessions.Count() == 0,
+ User::Invariant() );
+ iIkePluginSessions.Close();
+ }
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+CIkePluginHandler::CIkePluginHandler( TInt aIkeVersion,
+ MKmdEventLoggerIf& aEventLogger,
+ MIkeDebug& aDebug )
+ : iIkeVersion( aIkeVersion ),
+ iEventLogger( aEventLogger ),
+ iDebug( aDebug )
+ {
+ __ASSERT_DEBUG( ( iIkeVersion == KIkeV1 ||
+ iIkeVersion == KIkeV2 ),
+ User::Invariant() );
+ }
+
+// ---------------------------------------------------------------------------
+// Creates IKE plugin session.
+// ---------------------------------------------------------------------------
+//
+CIkePluginSessionHandler& CIkePluginHandler::CreateIkePluginSessionL( TUint32 aVpnIapId,
+ TUint32 aVpnNetId,
+ TUint32 aVpnInterfaceIndex,
+ IkeSocket::TIpVersion aIpVersion,
+ const TInetAddr& aDnsServer,
+ CIkeConnectionInterface& aConnection,
+ MIkePluginSessionHandlerCallback& aCallback )
+ {
+ CIkePluginSessionHandler* sessionHandler = NULL;
+ TRAPD( err, sessionHandler = &DoCreateIkePluginSessionL( aVpnIapId,
+ aVpnNetId,
+ aVpnInterfaceIndex,
+ aIpVersion,
+ aDnsServer,
+ aConnection,
+ aCallback ) );
+
+ if ( err != KErrNone )
+ {
+ DeleteIkePluginSession( aVpnIapId );
+ User::Leave( err );
+ }
+
+ return *sessionHandler;
+ }
+
+// ---------------------------------------------------------------------------
+// Deletes IKE plugin session. IKE plugin is unloaded if there are no more
+// sessions.
+// ---------------------------------------------------------------------------
+//
+void CIkePluginHandler::DeleteIkePluginSession( TUint32 aVpnIapId )
+ {
+ TInt count = iIkePluginSessions.Count();
+
+ for ( TInt i=0; i<count; i++ )
+ {
+ if ( iIkePluginSessions[i]->VpnIapId() == aVpnIapId )
+ {
+ CIkePluginSessionHandler* sessionHandler = iIkePluginSessions[i];
+ iIkePluginSessions.Remove( i );
+ delete sessionHandler;
+ sessionHandler = NULL;
+ break;
+ }
+ }
+
+ if ( iIkePluginSessions.Count() == 0 )
+ {
+ UnloadIkePlugin();
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Creates IKE plugin session. IKE plugin is loaded if not yet loaded.
+// ---------------------------------------------------------------------------
+//
+CIkePluginSessionHandler& CIkePluginHandler::DoCreateIkePluginSessionL( TUint32 aVpnIapId,
+ TUint32 aVpnNetId,
+ TUint32 aVpnInterfaceIndex,
+ IkeSocket::TIpVersion aIpVersion,
+ const TInetAddr& aDnsServerAddr,
+ CIkeConnectionInterface& aConnection,
+ MIkePluginSessionHandlerCallback& aCallback )
+ {
+ if ( iIkePluginSessions.Count() == 0 )
+ {
+ LoadIkePluginL();
+ }
+
+ CIkePluginSessionHandler* sessionHandler = CIkePluginSessionHandler::NewLC( aVpnIapId,
+ aVpnNetId,
+ aVpnInterfaceIndex,
+ IkeSocket::TIkeMajorVersion(iIkeVersion),
+ aIpVersion,
+ aDnsServerAddr,
+ aConnection,
+ *iIkePlugin,
+ aCallback,
+ iDebug );
+ iIkePluginSessions.AppendL( sessionHandler );
+ CleanupStack::Pop( sessionHandler );
+
+ return *sessionHandler;
+ }
+
+// ---------------------------------------------------------------------------
+// Loads IKE plugin.
+// ---------------------------------------------------------------------------
+//
+void CIkePluginHandler::LoadIkePluginL()
+ {
+ TInt status( KErrNone );
+
+ switch( iIkeVersion )
+ {
+ case KIkeV1:
+ {
+ TUidType uidType( KIkePluginUid1, KIkePluginUid2, KIkeV1PluginUid3 );
+ status = iLibrary.Load( KIkeV1Library, KIkePluginPaths, uidType );
+ break;
+ }
+ case KIkeV2:
+ {
+ TUidType uidType( KIkePluginUid1, KIkePluginUid2, KIkeV2PluginUid3 );
+ status = iLibrary.Load( KIkeV2Library, KIkePluginPaths, uidType );
+ break;
+ }
+ default:
+ {
+ status = KErrNotSupported;
+ break;
+ }
+ }
+
+ DEBUG_LOG2( _L("Loading IKE plugin library, IKE version=%d, status=%d"), iIkeVersion, status );
+ User::LeaveIfError( status );
+
+ CreateIkePluginL factoryMethodL = reinterpret_cast<CreateIkePluginL>( iLibrary.Lookup(1) );
+ TRAPD( err, ( iIkePlugin = factoryMethodL( iEventLogger, iDebug ) ) );
+ if ( err != KErrNone )
+ {
+ DEBUG_LOG1( _L("Could not create IKE plugin, err=%d"), err );
+ UnloadIkePlugin();
+ User::Leave( err );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Unloads IKE plugin.
+// ---------------------------------------------------------------------------
+//
+void CIkePluginHandler::UnloadIkePlugin()
+ {
+ DEBUG_LOG1( _L("Unloading IKE Plugin library, IKE version=%d"), iIkeVersion );
+ delete iIkePlugin;
+ iIkePlugin = NULL;
+ iLibrary.Close();
+ }
+