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- // --convcwrp.h-----------------------------------------------------------------
- //
- // C callable code that wraps the conversion engine class.
- //
- // Copyright 1986 - 1998 Microsoft Corporation. All Rights Reserved.
- //
- // -----------------------------------------------------------------------------
-
- #if !defined(_CONVCWRP_H)
- #pragma option push -b -a8 -pc -A- /*P_O_Push*/
- #define _CONVCWRP_H
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- //$--HrConvInitGlobals-------------------------------------------------
- //
- // DESCRIPTION: Called once by the gateway to initalize common data areas.
- //
- // INPUT: none
- //
- // RETURNS: HRESULT -- NOERROR if successfull,
- // E_NOTENOUGHMEMORY if memory problems
- //
- //---------------------------------------------------------------------
- HRESULT HrConvInitGlobals();
-
- //$--ConvUninitGlobals-------------------------------------------------
- //
- // DESCRIPTION: Called once by the gateway to de-initalize common data areas.
- //
- // INPUT: none
- //
- // RETURNS: VOID
- //
- //---------------------------------------------------------------------
- VOID ConvUninitGlobals();
-
- //$--HrConvInitInstance-----------------------------------------------
- //
- // DESCRIPTION: Called to create a new instance of the conversion engine. Each
- // instance of the conversion engine is single-threaded. Multiple
- // instances can be used in separate threads.
- //
- // INPUT: hEventSource -- event source handle
- //
- // OUTPUT: ppvConvInst -- conversion engine instance
- //
- // RETURNS: HRESULT -- NOERROR if no error,
- // E_INVALIDARG if bad input,
- // E_FAIL if failure
- //
- //---------------------------------------------------------------------
- HRESULT HrConvInitInstance( // RETURNS: HRESULT
- IN HANDLE hEventSource, // filled in with instance handle.
- OUT PVOID * ppvConvInst); // new conversion engine instance
-
- //$--HrConvUninitInstance----------------------------------------------
- //
- // DESCRIPTION: Called to dispose of a previously allocated conversion engine.
- //
- // INPUT: pvConvInst -- conversion engine instance to free.
- //
- // RETURNS: HRESULT -- NOERROR if successful,
- // E_INVALIDARG if bad input
- // E_FAIL otherwise.
- //
- //---------------------------------------------------------------------
- HRESULT HrConvUninitInstance( // RETURNS: HRESULT
- IN PVOID pvConvInst); // handle to instance to free.
-
- //$--HrConvConvert----------------------------------------------------
- //
- // DESCRIPTION: called to initiate a conversion.
- //
- // INPUT: pvConvInst -- conversion engine instance
- // pEnv -- conversion environment
- // pszContentClass -- class of source
- // pContentIn -- source to be converted
- // pContentOut -- converted object
- //
- // OUTPUT:
- // pcrResult -- result
- //
- // RETURNS: HRESULT -- NOERROR if no error,
- // E_INVALIDARG if bad input,
- // E_FAIL otherwise.
- //
- //---------------------------------------------------------------------
- HRESULT HrConvConvert( // RETURNS: HRESULT
- IN PVOID pvConvInst, // handle to instance of engine.
- IN PEDKCNVENV pEnv, // environment of the convrsion
- IN LPCWSTR pszContentClass, // class of source to be converted.
- IN PVOID pContentIn, // source to be converted.
- IN PVOID pContentOut, // converted object
- OUT EDKCNVRES *pcrResult); // result.
-
- #ifdef __cplusplus
- }
- #endif
-
- #pragma option pop /*P_O_Pop*/
- #endif
-