diff -r cad71a31b7fc -r e36f3802f733 speechsrv_plat/grcompiler_hw_device_api/inc/asrsgrcompilerhwdevice.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/speechsrv_plat/grcompiler_hw_device_api/inc/asrsgrcompilerhwdevice.h	Wed Sep 01 12:29:17 2010 +0100
@@ -0,0 +1,233 @@
+/*
+* Copyright (c) 2004 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:     ARM hardware device for grammar compiling
+*
+*/
+
+
+
+
+
+
+#ifndef ASRSGRCOMPILERHWDEVICE_H
+#define ASRSGRCOMPILERHWDEVICE_H
+
+//  INCLUDES
+#include <asrshwdevice.h>
+#include <nsssispeechrecognitiondatadevasr.h>
+
+// FORWARD DECLARATIONS
+class CAsrsGrCompilerAlgorithm;
+class CSDCompiledGrammar; // For future extensions; the class doesn't exist yet.
+class CSDLexicon;
+class CSDModelBank;
+class CSDResultSet;
+
+// CLASS DECLARATION
+/**
+*  Callback class for Grammar Compiler.
+*
+*  @lib asrgrcompilerhwdevice.lib
+*  @since 2.8
+*/
+class MASRSGrCompilerHwDeviceObserver
+    {
+public: // New functions
+
+    /**
+    * Called after grammar compilation has finished or stopped.
+    * @since 2.8
+    * @param aError KErrNone or a system-wide error code
+    * @return none
+    */
+    virtual void MghdoGrammarCompilerComplete(TInt aError) = 0;
+
+    /**
+    * Called after grammar combination has finished or stopped.
+    * @since 2.8
+    * @param aResult The compiled grammar. Format dependes on the technology provider.
+    * @param aError KErrNone or a system-wide error code
+    * @return none
+    */
+    virtual void MghdoGrammarCombinerComplete(HBufC8* aResult, TInt aError) = 0;
+
+    /**
+    * Combination and compilation operations require lexicons. To provide those
+    * lexicons when needed, the client must implement these functions.
+    * CASRGrCompilerHwDevice takes ownership of the data.
+    * @since 2.8
+    * @param aID The lexicon identifier
+    * @return The lexicon. CASRGrCompiler takes ownership.
+    */
+    virtual CSILexicon* MghdoSILexiconL(TSILexiconID aID) = 0;
+
+    /**
+    * Callback function to load configuration data.
+    * Client provides an implementation.
+    *
+    * @param aPackageType Type identifier.
+    * @param aPackageID Package identifier.
+    * @param aStartPosition First byte.
+    * @param aEndPosition Last byte. If greater than the size of 
+    *                               the data, rest of the data is given.
+    * @return Pointer to the data buffer, HW Device takes ownership.
+    */	
+    virtual HBufC8* MghdoConfigurationData( TUint32 aPackageType,
+                                            TUint32 aPackageID,
+                                            TUint32 aStartPosition = 0,
+                                            TUint32 aEndPosition = KMaxTUint32 ) = 0;
+
+    };
+
+/**
+*  Grammar compilation algortithms
+*
+*  @lib asrgrcompilerhwdevice.lib
+*  @since 2.8
+*/
+class CASRSGrCompilerHwDevice : public CASRSHwDevice
+    {
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        */
+        IMPORT_C static CASRSGrCompilerHwDevice* NewL(
+            MASRSGrCompilerHwDeviceObserver& aObserver
+            );
+        
+        /**
+        * Destructor.
+        */
+        IMPORT_C virtual ~CASRSGrCompilerHwDevice();
+
+    public: // New functions
+
+		/**
+        * Compiles a speaker independent grammar. Asynchronous.
+        * Callback is MghdoGrammarCompilerComplete.
+        * @since 2.8
+        * @param aSICompiledGrammar The grammar to be compiled.
+        * @return none
+        */
+        IMPORT_C void CompileGrammarL( CSICompiledGrammar& aSICompiledGrammar );
+
+		/**
+        * Combines several speaker independent grammars. The result is a combined grammar
+        * in internal data format.
+        * If some rules are excluded (blacklisted), then they are absent from the combined
+        * grammar, but the compiled grammars are left untouched.
+        * @since 2.8
+        * @param aCompiledGrammars Array of previously compiled grammar
+        * @param aExcludedRules    Rules to be blacklisted.
+        * @return none
+        */
+        IMPORT_C void CombineGrammarL(const RPointerArray<CSICompiledGrammar>& aCompiledGrammars,
+                                      const RPointerArray<TSIRuleVariantInfo>& aExcludedRules);
+
+		/**
+        * Cancels grammar compilation. No callback is sent to the client.
+        * @since 2.8
+        * @param none
+        * @return none
+        */
+        IMPORT_C void CancelCompilation();
+
+		/**
+        * Cancels grammar combination. No callback is sent to the client.
+        * @since 2.8
+        * @param none
+        * @return none
+        */
+        IMPORT_C void CancelCombination();
+
+		/**
+        * Decodes an N-Best list from internal format into a recognition result.
+        * @since 2.8
+        * @param aNBestIDs     - N-Best result, as it came from the Recognition HW Device
+        * @param aSIResultSet  - Empty recognition result to be populated.
+        * @param aSICompiledGrammar - The grammars, which were combined to get aCombinedGrammar
+        * @param aCombinedData - The combined grammar, which was used in recognition
+        * @return none
+        */
+        IMPORT_C void ResolveResult(const RArray<TUint>& aNBestIDs,
+                                    CSIResultSet& aSIResultSet,
+                                    const RPointerArray<CSICompiledGrammar>& aSICompiledGrammar,
+                                    const TDesC8& aCombinedData
+                                    ) const;
+
+    public: // Functions from base classes
+
+		/**
+        * From CASRSHwDevice
+        * Retrieve a custom interface
+        * @since 2.8
+        * @param aInterfaceId - UID of the interface
+        * @return Pointer to a custom interface
+        */
+        IMPORT_C TAny* CustomInterface(TUid aInterfaceId);
+
+		/**
+        * From CASRSHwDevice
+        * Initializes the device. Subsequent calls reset the device.
+        * @since 2.8
+        * @param none
+        * @return none
+        */
+        IMPORT_C void InitializeL();
+
+		/**
+        * From CASRSHwDevice
+        * Clears the device.
+        * @since 2.8
+        * @param none
+        * @return none
+        */
+        IMPORT_C void ClearL();
+        
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CASRSGrCompilerHwDevice(MASRSGrCompilerHwDeviceObserver& aObserver);
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+        // Prohibit copy constructor if not deriving from CBase.
+        CASRSGrCompilerHwDevice( const CASRSGrCompilerHwDevice& );
+        // Prohibit assigment operator if not deriving from CBase.
+        CASRSGrCompilerHwDevice& operator=( const CASRSGrCompilerHwDevice& );
+
+    private:    // Data
+
+        // The observer
+        MASRSGrCompilerHwDeviceObserver& iObserver;
+
+        // Implementation-specific functions and data
+        CAsrsGrCompilerAlgorithm *iAlgorithm;
+
+        // Has Initialize() been called
+        TBool iIsInitialised;
+
+        // Reserved pointer for future extension.
+        TAny* iReserved;
+    };
+
+#endif      // ASRSGRCOMPILERHWDEVICE_H
+            
+// End of File