diff -r 000000000000 -r 15bf7259bb7c uiaccelerator_plat/alf_tracing_api/inc/alf/alftraceinterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiaccelerator_plat/alf_tracing_api/inc/alf/alftraceinterface.h	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,235 @@
+/*
+* Copyright (c) 2006 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:   Abstract Trace interface definition
+*
+*/
+
+ 
+
+#ifndef M_ALFTRACEINTERFACE_H
+#define M_ALFTRACEINTERFACE_H
+
+#include <e32base.h>
+
+/**
+ * Trace categories
+ */
+enum TAlfTraceCategory
+    {
+
+    /*
+    * Report categories those do not belong to any other category
+    */
+    EAlfTraceCategoryGeneral                = 0x00000001,
+
+    /*
+    * Report object life change time events
+    */
+    EAlfTraceCategoryObjectLifeTime         = 0x00000002,
+
+    /*
+    * Events
+    */
+    EAlfTraceCategoryKeyEvent               = 0x00000004,
+    EAlfTraceCategoryAppEvent               = 0x00000008,
+    EAlfTraceCategorySystemEvent            = 0x00000010,
+    EAlfTraceCategoryGeneralEvent           = 0x00000020,
+    EAlfTraceCategoryAllEvents              = EAlfTraceCategoryKeyEvent |
+                                              EAlfTraceCategoryAppEvent |
+                                              EAlfTraceCategorySystemEvent |
+                                              EAlfTraceCategoryGeneralEvent,
+
+    /*
+    * Program flow points
+    */
+    EAlfTraceCategoryProgramFlowSrcRefresh  = 0x00000040,
+    EAlfTraceCategoryProgramFlowTextureLoad = 0x00000080,
+    EAlfTraceCategoryProgramFlowGeneral     = 0x00000100,
+    EAlfTraceCategoryProgramFlowAll         = 
+                                              EAlfTraceCategoryProgramFlowSrcRefresh |
+                                              EAlfTraceCategoryProgramFlowTextureLoad |
+                                              EAlfTraceCategoryProgramFlowGeneral,
+
+    /*
+    * Report ipc event handling events
+    */
+    EAlfTraceCategoryIpcMessages            = 0x00000400,
+
+    /*
+    * Report RAM changes
+    */
+    EAlfTraceCategoryRAM                    = 0x00000800,
+
+    /*
+    * Report framerate
+    */
+    EAlfTraceCategoryFramerate              = 0x00001000,
+
+    /*
+    * General informational trace
+    */
+    EAlfTraceCategoryInfo                   = 0x08000000,
+
+    /*
+    * Trace from warnings
+    */
+    EAlfTraceCategoryWarning                = 0x10000000,    
+
+    /*
+    * Trace from errors
+    */
+    EAlfTraceCategoryError                  = 0x20000000,
+
+    /*
+    * Trace from panic situations
+    */
+    EAlfTraceCategoryPanic                  = 0x40000000,
+
+    /*
+    * Trace from trace internal error situations
+    */
+    EAlfTraceCategoryInternalError          = 0x80000000,
+
+    /*
+    * All traces
+    */
+    EAlfTraceCategoryAll                    = 0xffffffff,
+    
+    /*
+    * No traces
+    */    
+    EAlfTraceCategoryNone                   = 0x00000000,
+    };
+
+
+/**
+ *  Abstract trace interface
+ *
+ *  Interface for keeping track of test cases, and for receiving trace output requests.
+ *
+  *  @since S60 v3.2
+ */
+class MAlfTraceInterface
+    {
+public:
+
+    /**
+     * Starts a new test case. If existing test case is already started, new nested
+     * test case will be created.
+     *
+     * @since S60 v3.2
+     * @aTraceCategory Test case category
+     * @param aTestCaseName Test case name
+     *
+     */
+    virtual void StartTestCase(TInt32 aTraceCategory, const TDesC& aTestCaseName) = 0;
+
+    /**
+     * Closes the current (most-recently created) test case.
+     *
+     * @since S60 v3.2
+     *
+     */
+    virtual void EndTestCase(void) = 0;
+
+    /**
+     * Sets an output filter.
+     *
+     * Output filter controls which trace output events are actually written to trace file or device.    
+     * Parameter aCategories can be one or more flags from EAlfTraceCategory enumeration.
+     * Join multiple flags with OR (|) operator.
+     *
+     * @since S60 v3.2
+     * @param aCategories One or more flags from EAlfTraceCategory enumaration
+     * @return Previous output filter
+     *
+     */
+    virtual TInt32 SetOutputFilter(TInt32 aCategories) = 0;
+
+    /*
+     * Output single string to trace output device or file. Time stamp and current test case
+     * information will be concatenated with the string. Trace is written only if its
+     * category matches with current output filter. If the trace belongs to more than one
+     * category, categories can be joined with OR (|) operator.
+     *
+     * @since S60 v3.2
+     * @param aTraceCategory Flag in EAlfTraceCategory enumaration
+     * @param aString Output string
+     *
+     */
+    virtual void OutputString(TInt32 aTraceCategory, const TDesC& aString) = 0;
+
+    /*
+     * Output single unsigned integer number with description to trace output device or file.
+     * Time stamp and current test case information will be concatenated with the string. 
+     * Trace is written only if its category matches with current output filter. If the
+     * trace belongs to more than one category, categories can be joined with OR (|) operator.
+     *
+     * @since S60 v3.2
+     * @param aTraceCategory Flag in EAlfTraceCategory enumaration
+     * @param aDescription Description for number
+     * @param aNumber Number value
+     *
+     */
+    virtual void OutputNumber(TInt32 aTraceCategory, const TDesC& aDescription, TUint aNumber) = 0;
+
+    /*
+     * Output single signed integer number with description to trace output device or file.
+     * Time stamp and current test case information will be concatenated with the string. 
+     * Trace is written only if its category matches with current output filter. If the
+     * trace belongs to more than one category, categories can be joined with OR (|) operator.
+     *
+     * @since S60 v3.2
+     * @param aTraceCategory Flag in EAlfTraceCategory enumaration
+     * @param aDescription Description for number
+     * @param aNumber Number value
+     *
+     */
+    virtual void OutputNumber(TInt32 aTraceCategory, const TDesC& aDescription, TInt aNumber) = 0;
+
+    /*
+     * Output single floating point number with description to trace output device or file.
+     * Time stamp and current test case information will be concatenated with the string. 
+     * Trace is written only if its category matches with current output filter. If the
+     * trace belongs to more than one category, categories can be joined with OR (|) operator.
+     *
+     * @since S60 v3.2
+     * @param aTraceCategory Flag in EAlfTraceCategory enumaration
+     * @param aDescription Description for number
+     * @param aNumber Number value
+     *
+     */
+    virtual void OutputNumber(TInt32 aTraceCategory, const TDesC& aDescription, TReal32 aNumber) __SOFTFP = 0;
+
+    /*
+     * Output arbitary string to trace output device or file, with no additional data nor filtering.
+     *
+     * @since S60 v3.2
+     * @param aString Output string
+     *
+     */
+    virtual void RawOutput(const TDesC& aString) = 0;
+
+    /*
+     * Flush buffered output data. This is effective only if the trace output device or file has
+     * a output buffer.
+     *
+     * @since S60 v3.2
+     *
+     */
+    virtual void Flush(void) = 0;
+    };
+
+#endif // M_ALFTRACEINTERFACE_H
+