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| -rw-r--r-- | include/uno/data.h | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/include/uno/data.h b/include/uno/data.h new file mode 100644 index 000000000..748b30d0a --- /dev/null +++ b/include/uno/data.h @@ -0,0 +1,255 @@ +/* -*- 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_DATA_H +#define INCLUDED_UNO_DATA_H + +#include "cppu/cppudllapi.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + +struct _typelib_TypeDescriptionReference; +struct _typelib_TypeDescription; +struct _typelib_InterfaceTypeDescription; +struct _uno_Mapping; + +/** Generic function pointer declaration to query for an interface. + + @param pInterface interface + @param pType demanded interface type + @return interface pointer +*/ +typedef void * (SAL_CALL * uno_QueryInterfaceFunc)( + void * pInterface, struct _typelib_TypeDescriptionReference * pType ); +/** Generic function pointer declaration to acquire an interface. + + @param pInterface interface to be acquired +*/ +typedef void (SAL_CALL * uno_AcquireFunc)( + void * pInterface ); +/** Generic function pointer declaration to release an interface. + + @param pInterface interface to be release +*/ +typedef void (SAL_CALL * uno_ReleaseFunc)( + void * pInterface ); + +/** Tests if two values are equal. May compare different types (e.g., short to long). + + @param pVal1 pointer to a value + @param pVal1TypeDescr type description of pVal1 + @param pVal2 pointer to another value + @param pVal2TypeDescr type description of pVal2 + @param queryInterface function called each time two interfaces are tested whether they belong + to the same object; defaults (0) to uno + @param release function to release queried interfaces; defaults (0) to uno + @return true if values are equal +*/ +CPPU_DLLPUBLIC sal_Bool SAL_CALL uno_equalData( + void * pVal1, struct _typelib_TypeDescription * pVal1TypeDescr, + void * pVal2, struct _typelib_TypeDescription * pVal2TypeDescr, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); +/** Tests if two values are equal. May compare different types (e.g., short to long). + + @param pVal1 pointer to a value + @param pVal1Type type of pVal1 + @param pVal2 pointer to another value + @param pVal2Type type of pVal2 + @param queryInterface function called each time two interfaces are tested whether they belong + to the same object; defaults (0) to uno + @param release function to release queried interfaces; defaults (0) to uno + @return true if values are equal +*/ +CPPU_DLLPUBLIC sal_Bool SAL_CALL uno_type_equalData( + void * pVal1, struct _typelib_TypeDescriptionReference * pVal1Type, + void * pVal2, struct _typelib_TypeDescriptionReference * pVal2Type, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); + +/** Copy construct memory with given value. The size of the destination value must be larger + or equal to the size of the source value. + + @param pDest pointer to destination value memory + @param pSource pointer to source value + @param pTypeDescr type description of source + @param acquire function called each time an interface needs to be acquired; + defaults (0) to uno +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_copyData( + void * pDest, void * pSource, + struct _typelib_TypeDescription * pTypeDescr, uno_AcquireFunc acquire ) + SAL_THROW_EXTERN_C(); +/** Copy construct memory with given value. The size of the destination value must be larger + or equal to the size of the source value. + + @param pDest pointer to destination value memory + @param pSource pointer to source value + @param pType type of source + @param acquire function called each time an interface needs to be acquired; + defaults (0) to uno +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_type_copyData( + void * pDest, void * pSource, + struct _typelib_TypeDescriptionReference * pType, uno_AcquireFunc acquire ) + SAL_THROW_EXTERN_C(); + +/** Copy construct memory with given value. The size of the destination value must be larger + or equal to the size of the source value. Interfaces are converted/ mapped by mapping parameter. + + @param pDest pointer to destination value memory + @param pSource pointer to source value + @param pTypeDescr type description of source + @param mapping mapping to convert/ map interfaces +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_copyAndConvertData( + void * pDest, void * pSource, + struct _typelib_TypeDescription * pTypeDescr, struct _uno_Mapping * mapping ) + SAL_THROW_EXTERN_C(); +/** Copy construct memory with given value. The size of the destination value must be larger + or equal to the size of the source value. Interfaces are converted/ mapped by mapping parameter. + + @param pDest pointer to destination value memory + @param pSource pointer to source value + @param pType type of source + @param mapping mapping to convert/ map interfaces +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_type_copyAndConvertData( + void * pDest, void * pSource, + struct _typelib_TypeDescriptionReference * pType, struct _uno_Mapping * mapping ) + SAL_THROW_EXTERN_C(); + +/** Destructs a given value; does NOT free its memory! + + @param pValue value to be destructed + @param pTypeDescr type description of value + @param release function called each time an interface pointer needs to be released; + defaults (0) to uno +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_destructData( + void * pValue, struct _typelib_TypeDescription * pTypeDescr, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); +/** Destructs a given value; does NOT free its memory! + + @param pValue value to be destructed + @param pType type of value + @param release function called each time an interface pointer needs to be released; + defaults (0) to uno +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_type_destructData( + void * pValue, struct _typelib_TypeDescriptionReference * pType, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); + +/** Default constructs a value. All simple types are set to 0, enums are set to their default value. + + @param pMem pointer to memory of value to be constructed + @param pTypeDescr type description of value to be constructed +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_constructData( + void * pMem, struct _typelib_TypeDescription * pTypeDescr ) + SAL_THROW_EXTERN_C(); +/** Default constructs a value. All simple types are set to 0, enums are set to their default value. + + @param pMem pointer to memory of value to be constructed + @param pType type of value to be constructed +*/ +CPPU_DLLPUBLIC void SAL_CALL uno_type_constructData( + void * pMem, struct _typelib_TypeDescriptionReference * pType ) + SAL_THROW_EXTERN_C(); + +/** Assigns a destination value with a source value. + Widening conversion WITHOUT data loss is allowed (e.g., assigning a long with a short). + Querying for demanded interface type is allowed. + Assignment from any value to a value of type Any and vice versa is allowed. + + @param pDest pointer to destination value + @param pDestTypeDescr type description of destination value + @param pSource pointer to source value; if 0, then destination value will be assigned + to default value + @param pSourceTypeDescr type destination of source value + @param queryInterface function called each time an interface needs to be queried; + defaults (0) to uno + @param acquire function called each time an interface needs to be acquired; + defaults (0) to uno + @param release function called each time an interface needs to be released; + defaults (0) to uno + @return true if destination has been successfully assigned +*/ +CPPU_DLLPUBLIC sal_Bool SAL_CALL uno_assignData( + void * pDest, struct _typelib_TypeDescription * pDestTypeDescr, + void * pSource, struct _typelib_TypeDescription * pSourceTypeDescr, + uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); +/** Assigns a destination value with a source value. + Widening conversion WITHOUT data loss is allowed (e.g., assigning a long with a short). + Querying for demanded interface type is allowed. + Assignment from any value to a value of type Any and vice versa is allowed. + + @param pDest pointer to destination value + @param pDestType type of destination value + @param pSource pointer to source value; if 0, then destination value will be assigned + to default value + @param pSourceType type of source value + @param queryInterface function called each time an interface needs to be queried; + defaults (0) to uno + @param acquire function called each time an interface needs to be acquired; + defaults (0) to uno + @param release function called each time an interface needs to be released; + defaults (0) to uno + @return true if destination has been successfully assigned +*/ +CPPU_DLLPUBLIC sal_Bool SAL_CALL uno_type_assignData( + void * pDest, struct _typelib_TypeDescriptionReference * pDestType, + void * pSource, struct _typelib_TypeDescriptionReference * pSourceType, + uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); + +/** Tests whether a value of given type is assignable from given value. + Widening conversion WITHOUT data loss is allowed (e.g., assigning a long with a short). + Querying for demanded interface type is allowed. + Assignment from any value to a value of type Any and vice versa is allowed. + + @param pAssignable type + @param pFrom pointer to value + @param pFromType type of value + @param queryInterface function called each time an interface needs to be queried; + defaults (0) to uno + @param release function called each time an interface needs to be released; + defaults (0) to uno + @return true if value is destination has been successfully assigned +*/ +CPPU_DLLPUBLIC sal_Bool SAL_CALL uno_type_isAssignableFromData( + struct _typelib_TypeDescriptionReference * pAssignable, + void * pFrom, struct _typelib_TypeDescriptionReference * pFromType, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C(); + +#ifdef __cplusplus +} +#endif + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |