diff -r a151135b0cf9 -r aa2539c91954 tracesrv/tracecore/btrace_handler/src/TraceCoreNotificationReceiver.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tracesrv/tracecore/btrace_handler/src/TraceCoreNotificationReceiver.cpp	Fri Oct 08 14:56:39 2010 +0300
@@ -0,0 +1,148 @@
+// Copyright (c) 2007-2010 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:
+// Base class for notification receivers of TraceCore
+//
+
+#include "TraceCoreNotificationReceiver.h"
+#include "TraceCore.h"
+#include "TraceCoreNotifier.h"
+#include "TraceCoreDebug.h"
+#include "TraceCoreConstants.h"
+#include "OstTraceDefinitions.h"
+#ifdef OST_TRACE_COMPILER_IN_USE
+#include "TraceCoreNotificationReceiverTraces.h"
+#endif
+
+#include "TraceCoreTComArgMacro.h"
+
+/**
+ * Constructor
+ */
+EXPORT_C MTraceCoreNotificationReceiver::MTraceCoreNotificationReceiver()
+    {
+    }
+
+
+/**
+ * Destructor
+ */
+EXPORT_C MTraceCoreNotificationReceiver::~MTraceCoreNotificationReceiver()
+    {
+    UnregisterNotificationReceiver();
+    }
+
+
+/**
+ * Register notification receiver by component id
+ * 
+ * @param aComponentId The component ID
+ */
+EXPORT_C TInt MTraceCoreNotificationReceiver::RegisterNotificationReceiver( TUint32 aComponentId )
+    {
+    return RegisterNotificationReceiver( aComponentId, KAllGroups );
+    }
+    
+/**
+ * Register notification receiver by component id and group id
+ * 
+ * @param aComponentId The component ID
+ * @param aGroupId The group ID 
+ */
+EXPORT_C TInt MTraceCoreNotificationReceiver::RegisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId )
+    {
+    OstTraceExt2( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_REGISTERNOTIFICATIONRECEIVER_ENTRY, "> MTraceCoreNotificationReceiver::RegisterNotificationReceiver. CID:0x%x GID:0x%x", aComponentId, aGroupId );
+    TInt ret;
+    
+    // Get TraceCore
+    DTraceCore* traceCore = DTraceCore::GetInstance();
+    if ( traceCore != NULL )
+        {
+        TNotificationReceiverItem notificationReceiverItem;
+        notificationReceiverItem.iComponentID = aComponentId;
+        notificationReceiverItem.iGroupID = aGroupId;
+        notificationReceiverItem.iReceiver = this;
+        
+        // Register notification receiver
+        ret = traceCore->GetNotifier().RegisterNotificationReceiver( notificationReceiverItem );
+        }
+    else
+        {
+        ret = KErrGeneral;
+        }
+    OstTrace1( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_REGISTERNOTIFICATIONRECEIVER_EXIT, "< MTraceCoreNotificationReceiver::RegisterNotificationReceiver. Ret:%d", ret );
+    return ret;
+    }
+    
+
+/**
+ * Unregister notification receiver by component id
+ * 
+ * @param aComponentId The component ID
+ */
+EXPORT_C void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver( TUint32 aComponentId )
+    {
+    
+    UnregisterNotificationReceiver( aComponentId, KAllGroups );
+    }
+    
+/**
+ * Unregister notification receiver by component id and group id
+ * 
+ * @param aComponentId The component ID
+ * @param aGroupId The group ID  
+ */
+EXPORT_C void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId )
+    {
+    OstTraceExt2( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_UNREGISTERNOTIFICATIONRECEIVER_ENTRY, "> MTraceCoreNotificationReceiver::UnregisterNotificationReceiver. CID:0x%x GID:0x%x", aComponentId, aGroupId );
+    DTraceCore* traceCore = DTraceCore::GetInstance();
+    if ( traceCore != NULL )
+        {
+        TNotificationReceiverItem notificationReceiverItem;
+        notificationReceiverItem.iComponentID = aComponentId;
+        notificationReceiverItem.iGroupID = aGroupId;
+        notificationReceiverItem.iReceiver = this;
+        traceCore->GetNotifier().UnregisterNotificationReceiver( notificationReceiverItem );
+        }
+    }
+
+/**
+ * Unsubscribes all message ID's of this notification receiver
+ */
+void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver()
+    {
+    // Get TraceCore
+    DTraceCore* traceCore = DTraceCore::GetInstance();
+    if ( traceCore != NULL )
+        {
+        
+        // Unregister notification receiver
+        traceCore->GetNotifier().UnregisterNotificationReceiver( *this );
+        }
+    }
+
+/**
+ * Callback function for trace error
+ * 
+ * @param aComponentId The component ID
+ * @param aGroupId The group ID    
+ * @param aError The reason for error
+ */
+EXPORT_C void MTraceCoreNotificationReceiver::TraceError( TUint32 TCOM_ARG(aComponentId), 
+                                                          TUint32 TCOM_ARG(aGroupId), 
+                                                          TInt TCOM_ARG(aError)  )
+    {
+    OstTraceExt3( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_TRACEERROR_ENTRY, "> MTraceCoreNotificationReceiver::TraceError. CID:0x%x GID:0x%x Err:%d", aComponentId, aGroupId, (TInt32) aError );
+    }
+
+// End of File