449 lines
17 KiB
C++
449 lines
17 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include "prim.hxx"
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#include "destr.hxx"
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#include "constr.hxx"
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#include "copy.hxx"
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namespace cppu
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{
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//#### assignment ##################################################################################
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inline void _assignInterface(
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void ** ppDest, void * pSource,
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uno_AcquireFunc acquire, uno_ReleaseFunc release )
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{
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_acquire( pSource, acquire );
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void * const pToBeReleased = *ppDest;
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*ppDest = pSource;
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_release( pToBeReleased, release );
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}
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inline void * _queryInterface(
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void * pSource,
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typelib_TypeDescriptionReference * pDestType,
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uno_QueryInterfaceFunc queryInterface )
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{
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if (pSource)
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{
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if (nullptr == queryInterface)
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queryInterface = binuno_queryInterface;
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pSource = (*queryInterface)( pSource, pDestType );
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}
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return pSource;
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}
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bool assignStruct(
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void * pDest, void * pSource,
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typelib_CompoundTypeDescription * pTypeDescr,
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uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release );
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inline bool _assignStruct(
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void * pDest, void * pSource,
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typelib_CompoundTypeDescription * pTypeDescr,
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uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
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{
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if (pTypeDescr->pBaseTypeDescription)
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{
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// copy base value
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if (! assignStruct( pDest, pSource, pTypeDescr->pBaseTypeDescription,
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queryInterface, acquire, release ))
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{
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return false;
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}
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}
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// then copy members
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typelib_TypeDescriptionReference ** ppTypeRefs = pTypeDescr->ppTypeRefs;
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sal_Int32 * pMemberOffsets = pTypeDescr->pMemberOffsets;
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sal_Int32 nDescr = pTypeDescr->nMembers;
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while (nDescr--)
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{
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if (! ::uno_type_assignData( static_cast<char *>(pDest) + pMemberOffsets[nDescr],
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ppTypeRefs[nDescr],
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static_cast<char *>(pSource) + pMemberOffsets[nDescr],
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ppTypeRefs[nDescr],
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queryInterface, acquire, release ))
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{
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return false;
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}
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}
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return true;
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}
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inline bool _assignData(
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void * pDest,
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typelib_TypeDescriptionReference * pDestType, typelib_TypeDescription * pDestTypeDescr,
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void * pSource,
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typelib_TypeDescriptionReference * pSourceType, typelib_TypeDescription * pSourceTypeDescr,
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uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
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{
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if (pDest == pSource)
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return _type_equals( pDestType, pSourceType );
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if (! pSource)
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{
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_destructData( pDest, pDestType, pDestTypeDescr, release );
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_defaultConstructData( pDest, pDestType, pDestTypeDescr );
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return true;
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}
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while (typelib_TypeClass_ANY == pSourceType->eTypeClass)
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{
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pSourceTypeDescr = nullptr;
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pSourceType = static_cast<uno_Any *>(pSource)->pType;
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pSource = static_cast<uno_Any *>(pSource)->pData;
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if (pDest == pSource)
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return true;
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}
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switch (pDestType->eTypeClass)
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{
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case typelib_TypeClass_VOID:
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return pSourceType->eTypeClass == typelib_TypeClass_VOID;
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case typelib_TypeClass_CHAR:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_CHAR:
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*static_cast<sal_Unicode *>(pDest) = *static_cast<sal_Unicode *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_BOOLEAN:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BOOLEAN:
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*static_cast<sal_Bool *>(pDest) = bool(*static_cast<sal_Bool *>(pSource));
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_BYTE:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_Int8 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_SHORT:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_UNSIGNED_SHORT:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_LONG:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_Int32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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*static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_UNSIGNED_LONG:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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*static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_HYPER:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_LONG:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_LONG:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
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return true;
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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*static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int64 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_UNSIGNED_HYPER:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_LONG:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_LONG:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
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return true;
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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*static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt64 *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_FLOAT:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<float *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<float *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<float *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_FLOAT:
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*static_cast<float *>(pDest) = *static_cast<float *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_DOUBLE:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_BYTE:
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*static_cast<double *>(pDest) = *static_cast<sal_Int8 *>(pSource);
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return true;
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case typelib_TypeClass_SHORT:
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*static_cast<double *>(pDest) = *static_cast<sal_Int16 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_SHORT:
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*static_cast<double *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
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return true;
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case typelib_TypeClass_LONG:
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*static_cast<double *>(pDest) = *static_cast<sal_Int32 *>(pSource);
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return true;
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case typelib_TypeClass_UNSIGNED_LONG:
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*static_cast<double *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
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return true;
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case typelib_TypeClass_FLOAT:
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*static_cast<double *>(pDest) = *static_cast<float *>(pSource);
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return true;
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case typelib_TypeClass_DOUBLE:
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*static_cast<double *>(pDest) = *static_cast<double *>(pSource);
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_STRING:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_STRING:
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::rtl_uString_assign( static_cast<rtl_uString **>(pDest), *static_cast<rtl_uString **>(pSource) );
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return true;
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default:
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return false;
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}
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case typelib_TypeClass_TYPE:
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switch (pSourceType->eTypeClass)
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{
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case typelib_TypeClass_TYPE:
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{
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typelib_TypeDescriptionReference ** pp = static_cast<typelib_TypeDescriptionReference **>(pDest);
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::typelib_typedescriptionreference_release( *pp );
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*pp = *static_cast<typelib_TypeDescriptionReference **>(pSource);
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TYPE_ACQUIRE( *pp );
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return true;
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}
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default:
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return false;
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}
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case typelib_TypeClass_ANY:
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_destructAny( static_cast<uno_Any *>(pDest), release );
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_copyConstructAny( static_cast<uno_Any *>(pDest), pSource, pSourceType, pSourceTypeDescr, acquire, nullptr );
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return true;
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case typelib_TypeClass_ENUM:
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if (_type_equals( pDestType, pSourceType ))
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{
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*static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
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return true;
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}
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return false;
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case typelib_TypeClass_STRUCT:
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case typelib_TypeClass_EXCEPTION:
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if (typelib_TypeClass_STRUCT == pSourceType->eTypeClass ||
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typelib_TypeClass_EXCEPTION == pSourceType->eTypeClass)
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{
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bool bRet = false;
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if (pSourceTypeDescr)
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{
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typelib_CompoundTypeDescription * pTypeDescr =
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reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
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while (pTypeDescr &&
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!_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
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{
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pTypeDescr = pTypeDescr->pBaseTypeDescription;
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}
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if (pTypeDescr)
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{
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bRet = _assignStruct(
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pDest, pSource, pTypeDescr, queryInterface, acquire, release );
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}
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}
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else
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{
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TYPELIB_DANGER_GET( &pSourceTypeDescr, pSourceType );
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typelib_CompoundTypeDescription * pTypeDescr =
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reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
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while (pTypeDescr &&
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!_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
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{
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pTypeDescr = pTypeDescr->pBaseTypeDescription;
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}
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if (pTypeDescr)
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{
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bRet = _assignStruct(
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pDest, pSource, pTypeDescr, queryInterface, acquire, release );
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}
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TYPELIB_DANGER_RELEASE( pSourceTypeDescr );
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}
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return bRet;
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}
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return false;
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case typelib_TypeClass_SEQUENCE:
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if (!_type_equals( pDestType, pSourceType ))
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return false;
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// check self assignment (only after _type_equals, to account for shared static empty):
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if (*static_cast<uno_Sequence **>(pSource) != *static_cast<uno_Sequence **>(pDest))
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{
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osl_atomic_increment( &(*static_cast<uno_Sequence **>(pSource))->nRefCount );
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idestructSequence(
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*static_cast<uno_Sequence **>(pDest), pDestType, pDestTypeDescr, release );
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*static_cast<uno_Sequence **>(pDest) = *static_cast<uno_Sequence **>(pSource);
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}
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return true;
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case typelib_TypeClass_INTERFACE:
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if (typelib_TypeClass_INTERFACE != pSourceType->eTypeClass)
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return false;
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if (_type_equals( pDestType, pSourceType ))
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{
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_assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
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return true;
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}
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else if (*static_cast< void ** >(pSource) == nullptr)
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{
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// A null reference of any interface type can be converted to a null
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// reference of any other interface type:
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void * const pToBeReleased = *static_cast< void ** >(pDest);
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*static_cast< void ** >(pDest) = nullptr;
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_release( pToBeReleased, release );
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return true;
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}
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else
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{
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if (pSourceTypeDescr)
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{
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typelib_TypeDescription * pTD = pSourceTypeDescr;
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while (pTD && !_type_equals( pTD->pWeakRef, pDestType ))
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{
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pTD = &reinterpret_cast<typelib_InterfaceTypeDescription *>(pTD)->pBaseTypeDescription->aBase;
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}
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if (pTD) // is base of dest
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{
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_assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
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return true;
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}
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}
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// query for interface:
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void * pQueried = _queryInterface( *static_cast<void **>(pSource),
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pDestType, queryInterface );
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if (pQueried != nullptr) {
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void * const pToBeReleased = *static_cast<void **>(pDest);
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*static_cast<void **>(pDest) = pQueried;
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_release( pToBeReleased, release );
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}
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return (pQueried != nullptr);
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}
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default:
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OSL_ASSERT(false);
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return false;
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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