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Diffstat (limited to 'cppu/source/uno/data.cxx')
| -rw-r--r-- | cppu/source/uno/data.cxx | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/cppu/source/uno/data.cxx b/cppu/source/uno/data.cxx new file mode 100644 index 000000000..339e650fe --- /dev/null +++ b/cppu/source/uno/data.cxx @@ -0,0 +1,316 @@ +/* -*- 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 . + */ + + +#include <sal/log.hxx> +#include <uno/data.h> + +#include "constr.hxx" +#include "destr.hxx" +#include "copy.hxx" +#include "assign.hxx" +#include "eq.hxx" + +using namespace ::cppu; + +namespace cppu +{ + +// Sequence<>() (default ctor) relies on this being static: +uno_Sequence g_emptySeq = { 1, 0, { 0 } }; +typelib_TypeDescriptionReference * g_pVoidType = nullptr; + + +void * binuno_queryInterface( void * pUnoI, typelib_TypeDescriptionReference * pDestType ) +{ + // init queryInterface() td + static typelib_TypeDescription* g_pQITD = []() { + typelib_TypeDescriptionReference* type_XInterface + = *typelib_static_type_getByTypeClass(typelib_TypeClass_INTERFACE); + typelib_InterfaceTypeDescription* pTXInterfaceDescr = nullptr; + TYPELIB_DANGER_GET(reinterpret_cast<typelib_TypeDescription**>(&pTXInterfaceDescr), + type_XInterface); + assert(pTXInterfaceDescr->ppAllMembers); + typelib_TypeDescription* pQITD = nullptr; + typelib_typedescriptionreference_getDescription(&pQITD, + pTXInterfaceDescr->ppAllMembers[0]); + // coverity[callee_ptr_arith] - not a bug + TYPELIB_DANGER_RELEASE(&pTXInterfaceDescr->aBase); + return pQITD; + }(); + + uno_Any aRet, aExc; + uno_Any * pExc = &aExc; + void * aArgs[ 1 ]; + aArgs[ 0 ] = &pDestType; + (*static_cast<uno_Interface *>(pUnoI)->pDispatcher)( + static_cast<uno_Interface *>(pUnoI), g_pQITD, &aRet, aArgs, &pExc ); + + uno_Interface * ret = nullptr; + if (nullptr == pExc) + { + typelib_TypeDescriptionReference * ret_type = aRet.pType; + switch (ret_type->eTypeClass) + { + case typelib_TypeClass_VOID: // common case + typelib_typedescriptionreference_release( ret_type ); + break; + case typelib_TypeClass_INTERFACE: + // tweaky... avoiding acquire/ release pair + typelib_typedescriptionreference_release( ret_type ); + ret = static_cast<uno_Interface *>(aRet.pReserved); // serving acquired interface + break; + default: + _destructAny( &aRet, nullptr ); + break; + } + } + else + { + SAL_WARN( + "cppu", + "exception occurred querying for interface " + << OUString(pDestType->pTypeName) << ": [" + << OUString(pExc->pType->pTypeName) << "] " + << *static_cast<OUString const *>(pExc->pData)); + // Message is very first member + uno_any_destruct( pExc, nullptr ); + } + return ret; +} + + +void defaultConstructStruct( + void * pMem, + typelib_CompoundTypeDescription * pCompType ) +{ + _defaultConstructStruct( pMem, pCompType ); +} + +void copyConstructStruct( + void * pDest, void * pSource, + typelib_CompoundTypeDescription * pTypeDescr, + uno_AcquireFunc acquire, uno_Mapping * mapping ) +{ + _copyConstructStruct( pDest, pSource, pTypeDescr, acquire, mapping ); +} + +void destructStruct( + void * pValue, + typelib_CompoundTypeDescription * pTypeDescr, + uno_ReleaseFunc release ) +{ + _destructStruct( pValue, pTypeDescr, release ); +} + +bool equalStruct( + void * pDest, void *pSource, + typelib_CompoundTypeDescription * pTypeDescr, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) +{ + return _equalStruct( pDest, pSource, pTypeDescr, queryInterface, release ); +} + +bool assignStruct( + void * pDest, void * pSource, + typelib_CompoundTypeDescription * pTypeDescr, + uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release ) +{ + return _assignStruct( pDest, pSource, pTypeDescr, queryInterface, acquire, release ); +} + + +uno_Sequence * copyConstructSequence( + uno_Sequence * pSource, + typelib_TypeDescriptionReference * pElementType, + uno_AcquireFunc acquire, uno_Mapping * mapping ) +{ + return icopyConstructSequence( pSource, pElementType, acquire, mapping ); +} + + +void destructSequence( + uno_Sequence * pSequence, + typelib_TypeDescriptionReference * pType, + typelib_TypeDescription * pTypeDescr, + uno_ReleaseFunc release ) +{ + idestructSequence( pSequence, pType, pTypeDescr, release ); +} + + +bool equalSequence( + uno_Sequence * pDest, uno_Sequence * pSource, + typelib_TypeDescriptionReference * pElementType, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) +{ + return _equalSequence( pDest, pSource, pElementType, queryInterface, release ); +} + +} + +extern "C" +{ + +void SAL_CALL uno_type_constructData( + void * pMem, typelib_TypeDescriptionReference * pType ) + SAL_THROW_EXTERN_C() +{ + _defaultConstructData( pMem, pType, nullptr ); +} + +void SAL_CALL uno_constructData( + void * pMem, typelib_TypeDescription * pTypeDescr ) + SAL_THROW_EXTERN_C() +{ + _defaultConstructData( pMem, pTypeDescr->pWeakRef, pTypeDescr ); +} + +void SAL_CALL uno_type_destructData( + void * pValue, typelib_TypeDescriptionReference * pType, + uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + _destructData( pValue, pType, nullptr, release ); +} + +void SAL_CALL uno_destructData( + void * pValue, + typelib_TypeDescription * pTypeDescr, + uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + _destructData( pValue, pTypeDescr->pWeakRef, pTypeDescr, release ); +} + +void SAL_CALL uno_type_copyData( + void * pDest, void * pSource, + typelib_TypeDescriptionReference * pType, + uno_AcquireFunc acquire ) + SAL_THROW_EXTERN_C() +{ + _copyConstructData( pDest, pSource, pType, nullptr, acquire, nullptr ); +} + +void SAL_CALL uno_copyData( + void * pDest, void * pSource, + typelib_TypeDescription * pTypeDescr, + uno_AcquireFunc acquire ) + SAL_THROW_EXTERN_C() +{ + _copyConstructData( pDest, pSource, pTypeDescr->pWeakRef, pTypeDescr, acquire, nullptr ); +} + +void SAL_CALL uno_type_copyAndConvertData( + void * pDest, void * pSource, + typelib_TypeDescriptionReference * pType, + uno_Mapping * mapping ) + SAL_THROW_EXTERN_C() +{ + _copyConstructData( pDest, pSource, pType, nullptr, nullptr, mapping ); +} + +void SAL_CALL uno_copyAndConvertData( + void * pDest, void * pSource, + typelib_TypeDescription * pTypeDescr, + uno_Mapping * mapping ) + SAL_THROW_EXTERN_C() +{ + _copyConstructData( pDest, pSource, pTypeDescr->pWeakRef, pTypeDescr, nullptr, mapping ); +} + +sal_Bool SAL_CALL uno_type_equalData( + void * pVal1, typelib_TypeDescriptionReference * pVal1Type, + void * pVal2, typelib_TypeDescriptionReference * pVal2Type, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + return _equalData( + pVal1, pVal1Type, nullptr, + pVal2, pVal2Type, + queryInterface, release ); +} + +sal_Bool SAL_CALL uno_equalData( + void * pVal1, typelib_TypeDescription * pVal1TD, + void * pVal2, typelib_TypeDescription * pVal2TD, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + return _equalData( + pVal1, pVal1TD->pWeakRef, pVal1TD, + pVal2, pVal2TD->pWeakRef, + queryInterface, release ); +} + +sal_Bool SAL_CALL uno_type_assignData( + void * pDest, typelib_TypeDescriptionReference * pDestType, + void * pSource, typelib_TypeDescriptionReference * pSourceType, + uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + return _assignData( + pDest, pDestType, nullptr, + pSource, pSourceType, nullptr, + queryInterface, acquire, release ); +} + +sal_Bool SAL_CALL uno_assignData( + void * pDest, typelib_TypeDescription * pDestTD, + void * pSource, typelib_TypeDescription * pSourceTD, + uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + return _assignData( + pDest, pDestTD->pWeakRef, pDestTD, + pSource, pSourceTD->pWeakRef, pSourceTD, + queryInterface, acquire, release ); +} + +sal_Bool SAL_CALL uno_type_isAssignableFromData( + typelib_TypeDescriptionReference * pAssignable, + void * pFrom, typelib_TypeDescriptionReference * pFromType, + uno_QueryInterfaceFunc queryInterface, uno_ReleaseFunc release ) + SAL_THROW_EXTERN_C() +{ + if (::typelib_typedescriptionreference_isAssignableFrom( pAssignable, pFromType )) + return true; + if (typelib_TypeClass_INTERFACE != pFromType->eTypeClass || + typelib_TypeClass_INTERFACE != pAssignable->eTypeClass) + { + return false; + } + + // query + if (nullptr == pFrom) + return false; + void * pInterface = *static_cast<void **>(pFrom); + if (nullptr == pInterface) + return false; + + if (nullptr == queryInterface) + queryInterface = binuno_queryInterface; + void * p = (*queryInterface)( pInterface, pAssignable ); + _release( p, release ); + return (nullptr != p); +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |