/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( the " License " ) ; you may not use this file
* except in compliance with the License . You may obtain a copy of
* the License at http : //www.apache.org/licenses/LICENSE-2.0 .
*/
/*
* This file is part of LibreOffice published API .
*/
#ifndef INCLUDED_UNO_MAPPING_H
#define INCLUDED_UNO_MAPPING_H
#include "cppu/cppudllapi.h"
#include "rtl/ustring.h"
#ifdef __cplusplus
extern "C"
{
#endif
struct _typelib_InterfaceTypeDescription;
struct _uno_Mapping;
struct _uno_Environment;
/**
Function pointer declaration to acquire a UNO mapping .
*/
typedef void (SAL_CALL * uno_AcquireMappingFunc)(struct _uno_Mapping *);
/**
Function pointer declaration to release a UNO mapping .
*/
typedef void (SAL_CALL * uno_ReleaseMappingFunc)(struct _uno_Mapping *);
/** Function pointer declaration to map an interface from one environment to another.
@ param pMapping mapping
@ param ppOut [ inout ] destination interface ; existing interfaces are released
@ param pInterface source interface
@ param pInterfaceTypeDescr type description of the interface
*/
typedef void (SAL_CALL * uno_MapInterfaceFunc)(
struct _uno_Mapping * pMapping,
void ** ppOut, void * pInterface,
struct _typelib_InterfaceTypeDescription * pInterfaceTypeDescr );
#if defined ( _WIN32)
#pragma pack (push, 8 )
#endif
/** This is the binary specification of a mapping.
*/
typedef struct SAL_DLLPUBLIC_RTTI _uno_Mapping
{
/** Acquires mapping
*/
uno_AcquireMappingFunc acquire;
/** Releases mapping. The last release may unload bridges.
*/
uno_ReleaseMappingFunc release;
/** mapping function
*/
uno_MapInterfaceFunc mapInterface;
} uno_Mapping;
#if defined ( _WIN32)
#pragma pack (pop)
#endif
/** Gets an interface mapping from one environment to another.
@ param ppMapping [ inout ] mapping ; existing mapping will be released
@ param pFrom source environment
@ param pTo destination environment
( interfaces resulting in mapInterface ( ) call can be used
in this language environment )
@ param pAddPurpose additional purpose of mapping ( e . g . , protocolling ) ; defaults to 0 ( none )
*/
CPPU_DLLPUBLIC void SAL_CALL uno_getMapping(
struct _uno_Mapping ** ppMapping,
struct _uno_Environment * pFrom,
struct _uno_Environment * pTo,
rtl_uString * pAddPurpose )
SAL_THROW_EXTERN_C();
/** Callback function pointer declaration to get a mapping.
@ param ppMapping inout mapping
@ param pFrom source environment
@ param pTo destination environment
@ param pAddPurpose additional purpose
*/
typedef void (SAL_CALL * uno_getMappingFunc)(
struct _uno_Mapping ** ppMapping,
struct _uno_Environment * pFrom,
struct _uno_Environment * pTo,
rtl_uString * pAddPurpose );
/** Registers a callback being called each time a mapping is demanded.
@ param pCallback callback function
*/
CPPU_DLLPUBLIC void SAL_CALL uno_registerMappingCallback(
uno_getMappingFunc pCallback )
SAL_THROW_EXTERN_C();
/** Revokes a mapping callback registration.
@ param pCallback callback function
*/
CPPU_DLLPUBLIC void SAL_CALL uno_revokeMappingCallback(
uno_getMappingFunc pCallback )
SAL_THROW_EXTERN_C();
/** Function pointer declaration to free a mapping.
@ param pMapping mapping to be freed
*/
typedef void (SAL_CALL * uno_freeMappingFunc)( struct _uno_Mapping * pMapping );
/** Registers a mapping. A mapping registers itself on first acquire and revokes itself on last
release . The given freeMapping function is called by the runtime to cleanup any resources .
@ param ppMapping inout mapping to be registered
@ param freeMapping called by runtime to delete mapping
@ param pFrom source environment
@ param pTo destination environment
@ param pAddPurpose additional purpose string ; defaults to 0
*/
CPPU_DLLPUBLIC void SAL_CALL uno_registerMapping(
struct _uno_Mapping ** ppMapping, uno_freeMappingFunc freeMapping,
struct _uno_Environment * pFrom, struct _uno_Environment * pTo, rtl_uString * pAddPurpose )
SAL_THROW_EXTERN_C();
/** Revokes a mapping. A mapping registers itself on first acquire and revokes itself on last
release .
@ param pMapping mapping to be revoked
*/
CPPU_DLLPUBLIC void SAL_CALL uno_revokeMapping(
struct _uno_Mapping * pMapping )
SAL_THROW_EXTERN_C();
/** Gets an interface mapping from one language environment to another by corresponding environment
type names .
@ param ppMapping [ inout ] mapping ; existing mapping will be released
@ param pFrom source environment type name
@ param pTo destination environment type name
( interfaces resulting in mapInterface ( ) call can be used
in this language environment )
@ param pAddPurpose additional purpose of mapping ( e . g . , protocolling ) ; defaults to 0 ( none )
*/
CPPU_DLLPUBLIC void SAL_CALL uno_getMappingByName(
struct _uno_Mapping ** ppMapping,
rtl_uString * pFrom,
rtl_uString * pTo,
rtl_uString * pAddPurpose )
SAL_THROW_EXTERN_C();
/* symbol exported by each language binding library */
#define UNO_EXT_GETMAPPING "uno_ext_getMapping"
/** Function pointer declaration to get a mapping from a loaded bridge. Bridges export a function
called uno_ext_getMapping ( ) of this signature .
@ param [ in , out ] ppMapping mapping ; existing mapping will be released
@ param [ in ] pFrom source environment
@ param [ in ] pTo destination environment
*/
typedef void (SAL_CALL * uno_ext_getMappingFunc)(
struct _uno_Mapping ** ppMapping,
struct _uno_Environment * pFrom,
struct _uno_Environment * pTo );
#ifdef DISABLE_DYNLOADING
/* Static linking, this is the uno_ext_getMapping function in the C++/UNO bridge */
void SAL_CALL CPPU_ENV_uno_ext_getMapping(
struct _uno_Mapping ** ppMapping,
struct _uno_Environment * pFrom,
struct _uno_Environment * pTo )
SAL_THROW_EXTERN_C();
/* This is the uno_ext_getMapping function in the Java/UNO bridge */
void SAL_CALL java_uno_ext_getMapping(
struct _uno_Mapping ** ppMapping,
struct _uno_Environment * pFrom,
struct _uno_Environment * pTo )
SAL_THROW_EXTERN_C();
#endif
#ifdef __cplusplus
}
#endif
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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