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Diffstat (limited to 'include/uno/mapping.h')
| -rw-r--r-- | include/uno/mapping.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/include/uno/mapping.h b/include/uno/mapping.h new file mode 100644 index 000000000..cb24839eb --- /dev/null +++ b/include/uno/mapping.h @@ -0,0 +1,212 @@ +/* -*- 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 . + */ +#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: */ |