diff options
Diffstat (limited to 'bridges/source/cpp_uno/mingw_intel/cpp2uno.cxx')
| -rw-r--r-- | bridges/source/cpp_uno/mingw_intel/cpp2uno.cxx | 507 |
1 files changed, 0 insertions, 507 deletions
diff --git a/bridges/source/cpp_uno/mingw_intel/cpp2uno.cxx b/bridges/source/cpp_uno/mingw_intel/cpp2uno.cxx deleted file mode 100644 index 33d5590a5b90..000000000000 --- a/bridges/source/cpp_uno/mingw_intel/cpp2uno.cxx +++ /dev/null @@ -1,507 +0,0 @@ -/* -*- 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 <com/sun/star/uno/genfunc.hxx> -#include "com/sun/star/uno/RuntimeException.hpp" -#include <uno/data.h> -#include <typelib/typedescription.hxx> -#include <sal/alloca.h> -#include <sal/log.hxx> - -#include "bridge.hxx" -#include "cppinterfaceproxy.hxx" -#include "types.hxx" -#include "vtablefactory.hxx" - -#include "share.hxx" -#include "smallstruct.hxx" - -using namespace ::com::sun::star::uno; - -namespace -{ - -void cpp2uno_call( - bridges::cpp_uno::shared::CppInterfaceProxy * pThis, - const typelib_TypeDescription * pMemberTypeDescr, - typelib_TypeDescriptionReference * pReturnTypeRef, // 0 indicates void return - sal_Int32 nParams, typelib_MethodParameter * pParams, - void ** pCallStack, - void * pReturnValue ) -{ - // pCallStack: ret, [return ptr], this, params - char * pCppStack = (char *)(pCallStack +1); - - // return - typelib_TypeDescription * pReturnTypeDescr = 0; - if (pReturnTypeRef) - TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); - - void * pUnoReturn = 0; - void * pCppReturn = 0; // complex return ptr: if != 0 && != pUnoReturn, reconversion need - - if (pReturnTypeDescr) - { - if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) - { - pUnoReturn = pReturnValue; // direct way for simple types - } - else // complex return via ptr (pCppReturn) - { - if (!bridges::cpp_uno::shared::isSmallStruct(pReturnTypeDescr)) { - pCppReturn = *(void **)pCppStack; - pCppStack += sizeof(void *); - } - else { - pCppReturn = pReturnValue; - } - - pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( - pReturnTypeDescr ) - ? alloca( pReturnTypeDescr->nSize ) - : pCppReturn); // direct way - } - } - // pop this - pCppStack += sizeof( void* ); - - // stack space - static_assert(sizeof(void *) == sizeof(sal_Int32), "### unexpected size!"); - // parameters - void ** pUnoArgs = (void **)alloca( 4 * sizeof(void *) * nParams ); - void ** pCppArgs = pUnoArgs + nParams; - // indices of values this have to be converted (interface conversion cpp<=>uno) - sal_Int32 * pTempIndices = (sal_Int32 *)(pUnoArgs + (2 * nParams)); - // type descriptions for reconversions - typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * nParams)); - - sal_Int32 nTempIndices = 0; - - for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) - { - const typelib_MethodParameter & rParam = pParams[nPos]; - typelib_TypeDescription * pParamTypeDescr = 0; - TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); - - if (!rParam.bOut - && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) - // value - { - pCppArgs[nPos] = pCppStack; - pUnoArgs[nPos] = pCppStack; - switch (pParamTypeDescr->eTypeClass) - { - case typelib_TypeClass_HYPER: - case typelib_TypeClass_UNSIGNED_HYPER: - case typelib_TypeClass_DOUBLE: - pCppStack += sizeof(sal_Int32); // extra long - break; - default: - break; - } - // no longer needed - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - else // ptr to complex value | ref - { - pCppArgs[nPos] = *(void **)pCppStack; - - if (! rParam.bIn) // is pure out - { - // uno out is unconstructed mem! - pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ); - pTempIndices[nTempIndices] = nPos; - // will be released at reconversion - ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; - } - // is in/inout - else if (bridges::cpp_uno::shared::relatesToInterfaceType( - pParamTypeDescr )) - { - uno_copyAndConvertData( pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ), - *(void **)pCppStack, pParamTypeDescr, - pThis->getBridge()->getCpp2Uno() ); - pTempIndices[nTempIndices] = nPos; // has to be reconverted - // will be released at reconversion - ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; - } - else // direct way - { - pUnoArgs[nPos] = *(void **)pCppStack; - // no longer needed - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - } - pCppStack += sizeof(sal_Int32); // standard parameter length - } - - // ExceptionHolder - uno_Any aUnoExc; // Any will be constructed by callee - uno_Any * pUnoExc = &aUnoExc; - - // invoke uno dispatch call - (*pThis->getUnoI()->pDispatcher)( - pThis->getUnoI(), pMemberTypeDescr, pUnoReturn, pUnoArgs, &pUnoExc ); - - // in case an exception occurred... - if (pUnoExc) - { - // destruct temporary in/inout params - for ( ; nTempIndices--; ) - { - sal_Int32 nIndex = pTempIndices[nTempIndices]; - - if (pParams[nIndex].bIn) // is in/inout => was constructed - uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndices], 0 ); - TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] ); - } - if (pReturnTypeDescr) - TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); - - CPPU_CURRENT_NAMESPACE::raiseException( - &aUnoExc, pThis->getBridge()->getUno2Cpp() ); - // has to destruct the any - } - else // else no exception occurred... - { - // temporary params - for ( ; nTempIndices--; ) - { - sal_Int32 nIndex = pTempIndices[nTempIndices]; - typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices]; - - if (pParams[nIndex].bOut) // inout/out - { - // convert and assign - uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); - uno_copyAndConvertData( pCppArgs[nIndex], pUnoArgs[nIndex], pParamTypeDescr, - pThis->getBridge()->getUno2Cpp() ); - } - // destroy temp uno param - uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); - - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - // return - if (pCppReturn) // has complex return - { - if (pUnoReturn != pCppReturn) // needs reconversion - { - uno_copyAndConvertData( pCppReturn, pUnoReturn, pReturnTypeDescr, - pThis->getBridge()->getUno2Cpp() ); - // destroy temp uno return - uno_destructData( pUnoReturn, pReturnTypeDescr, 0 ); - } - if (pReturnValue != pCppReturn) - // complex return ptr is set to eax - *static_cast< void ** >(pReturnValue) = pCppReturn; - } - if (pReturnTypeDescr) - { - TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); - } - } -} - - -extern "C" void cpp_vtable_call( - int nFunctionIndex, int nVtableOffset, void** pCallStack, - void * pReturnValue ) -{ - static_assert(sizeof(sal_Int32)==sizeof(void *), "### unexpected!"); - - // pCallStack: ret adr, [ret *], this, params - void * pThis; - if( nFunctionIndex & 0x80000000 ) - { - nFunctionIndex &= 0x7fffffff; - pThis = pCallStack[2]; - } - else - { - pThis = pCallStack[1]; - } - pThis = static_cast< char * >(pThis) - nVtableOffset; - bridges::cpp_uno::shared::CppInterfaceProxy * pCppI - = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy( - pThis); - - typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr(); - - if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex) - { - SAL_WARN( - "bridges", - "illegal " << OUString::unacquired(&pTypeDescr->aBase.pTypeName) - << " vtable index " << nFunctionIndex << "/" - << pTypeDescr->nMapFunctionIndexToMemberIndex); - throw RuntimeException( - ("illegal " + OUString::unacquired(&pTypeDescr->aBase.pTypeName) - + " vtable index " + OUString::number(nFunctionIndex) + "/" - + OUString::number(pTypeDescr->nMapFunctionIndexToMemberIndex)), - (XInterface *)pThis); - } - - // determine called method - sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; - assert(nMemberPos < pTypeDescr->nAllMembers); - - TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] ); - - switch (aMemberDescr.get()->eTypeClass) - { - case typelib_TypeClass_INTERFACE_ATTRIBUTE: - { - if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex) - { - // is GET method - cpp2uno_call( - pCppI, aMemberDescr.get(), - ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef, - 0, 0, // no params - pCallStack, pReturnValue ); - } - else - { - // is SET method - typelib_MethodParameter aParam; - aParam.pTypeRef = - ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef; - aParam.bIn = sal_True; - aParam.bOut = sal_False; - - cpp2uno_call( - pCppI, aMemberDescr.get(), - 0, // indicates void return - 1, &aParam, - pCallStack, pReturnValue ); - } - break; - } - case typelib_TypeClass_INTERFACE_METHOD: - { - // is METHOD - switch (nFunctionIndex) - { - case 1: // acquire() - pCppI->acquireProxy(); // non virtual call! - break; - case 2: // release() - pCppI->releaseProxy(); // non virtual call! - break; - case 0: // queryInterface() opt - { - typelib_TypeDescription * pTD = 0; - TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pCallStack[3] )->getTypeLibType() ); - if (pTD) - { - XInterface * pInterface = 0; - (*pCppI->getBridge()->getCppEnv()->getRegisteredInterface)( - pCppI->getBridge()->getCppEnv(), - (void **)&pInterface, pCppI->getOid().pData, - (typelib_InterfaceTypeDescription *)pTD ); - - if (pInterface) - { - ::uno_any_construct( - reinterpret_cast< uno_Any * >( pCallStack[1] ), - &pInterface, pTD, cpp_acquire ); - pInterface->release(); - TYPELIB_DANGER_RELEASE( pTD ); - *static_cast< void ** >(pReturnValue) = pCallStack[1]; - break; - } - TYPELIB_DANGER_RELEASE( pTD ); - } - } // else perform queryInterface() - default: - cpp2uno_call( - pCppI, aMemberDescr.get(), - ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pReturnTypeRef, - ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->nParams, - ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pParams, - pCallStack, pReturnValue ); - } - break; - } - default: - { - throw RuntimeException( "no member description found!", (XInterface *)pThis ); - } - } -} - -extern "C" typedef void (*PrivateSnippetExecutor)(); - -int const codeSnippetSize = 16; - -unsigned char * codeSnippet( - unsigned char * code, sal_Int32 functionIndex, sal_Int32 vtableOffset, - typelib_TypeDescriptionReference * returnType) -{ - typelib_TypeDescription * returnTypeDescr = 0; - if (returnType) - TYPELIB_DANGER_GET( &returnTypeDescr, returnType ); - - typelib_TypeClass returnTypeClass = returnType ? returnType->eTypeClass : typelib_TypeClass_VOID; - if (!bridges::cpp_uno::shared::isSimpleType(returnTypeClass) && - !bridges::cpp_uno::shared::isSmallStruct(returnTypeDescr)) { - functionIndex |= 0x80000000; - } - PrivateSnippetExecutor exec = privateSnippetExecutorGeneral; - switch (returnTypeClass) { - case typelib_TypeClass_VOID: - exec = privateSnippetExecutorVoid; - break; - case typelib_TypeClass_HYPER: - case typelib_TypeClass_UNSIGNED_HYPER: - exec = privateSnippetExecutorHyper; - break; - case typelib_TypeClass_FLOAT: - exec = privateSnippetExecutorFloat; - break; - case typelib_TypeClass_DOUBLE: - exec = privateSnippetExecutorDouble; - break; - case typelib_TypeClass_STRUCT: - if (bridges::cpp_uno::shared::isSmallStruct(returnTypeDescr)) { - if (returnType->pType->nSize <= 4) { - exec = privateSnippetExecutorGeneral; - } - else if (returnType->pType->nSize <= 8) { - exec = privateSnippetExecutorHyper; - } - } - else { - exec = privateSnippetExecutorClass; - } - break; - case typelib_TypeClass_STRING: - case typelib_TypeClass_TYPE: - case typelib_TypeClass_ANY: - case typelib_TypeClass_SEQUENCE: - case typelib_TypeClass_INTERFACE: - exec = privateSnippetExecutorClass; - break; - default: - exec = privateSnippetExecutorGeneral; - break; - } - if (returnType) - TYPELIB_DANGER_RELEASE( returnTypeDescr ); - unsigned char * p = code; - static_assert(sizeof (sal_Int32) == 4, "boo"); - // mov function_index, %eax: - *p++ = 0xB8; - *reinterpret_cast< sal_Int32 * >(p) = functionIndex; - p += sizeof (sal_Int32); - // mov vtable_offset, %edx: - *p++ = 0xBA; - *reinterpret_cast< sal_Int32 * >(p) = vtableOffset; - p += sizeof (sal_Int32); - // jmp privateSnippetExecutor: - *p++ = 0xE9; - *reinterpret_cast< sal_Int32 * >(p) - = ((unsigned char *) exec) - p - sizeof (sal_Int32); - p += sizeof (sal_Int32); - assert(p - code <= codeSnippetSize); - return code + codeSnippetSize; -} - -} - -struct bridges::cpp_uno::shared::VtableFactory::Slot { void * fn; }; - -bridges::cpp_uno::shared::VtableFactory::Slot * -bridges::cpp_uno::shared::VtableFactory::mapBlockToVtable(void * block) -{ - return static_cast< Slot * >(block) + 2; -} - -std::size_t bridges::cpp_uno::shared::VtableFactory::getBlockSize( - sal_Int32 slotCount) -{ - return (slotCount + 2) * sizeof (Slot) + slotCount * codeSnippetSize; -} - -bridges::cpp_uno::shared::VtableFactory::Slot * -bridges::cpp_uno::shared::VtableFactory::initializeBlock( - void * block, sal_Int32 slotCount, sal_Int32, - typelib_InterfaceTypeDescription *) -{ - Slot * slots = mapBlockToVtable(block); - slots[-2].fn = 0; - slots[-1].fn = 0; - return slots + slotCount; -} - -unsigned char * bridges::cpp_uno::shared::VtableFactory::addLocalFunctions( - Slot ** slots, unsigned char * code, - typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset, - sal_Int32 functionCount, sal_Int32 vtableOffset) -{ - (*slots) -= functionCount; - Slot * s = *slots; - for (sal_Int32 i = 0; i < type->nMembers; ++i) { - typelib_TypeDescription * member = 0; - TYPELIB_DANGER_GET(&member, type->ppMembers[i]); - assert(member != 0); - switch (member->eTypeClass) { - case typelib_TypeClass_INTERFACE_ATTRIBUTE: - // Getter: - (s++)->fn = code; - code = codeSnippet( - code, functionOffset++, vtableOffset, - reinterpret_cast< typelib_InterfaceAttributeTypeDescription * >( - member)->pAttributeTypeRef); - // Setter: - if (!reinterpret_cast< - typelib_InterfaceAttributeTypeDescription * >( - member)->bReadOnly) - { - (s++)->fn = code; - code = codeSnippet( - code, functionOffset++, vtableOffset, - NULL); - } - break; - - case typelib_TypeClass_INTERFACE_METHOD: - (s++)->fn = code; - code = codeSnippet( - code, functionOffset++, vtableOffset, - reinterpret_cast< typelib_InterfaceMethodTypeDescription * >( - member)->pReturnTypeRef); - break; - - default: - assert(false); - break; - } - TYPELIB_DANGER_RELEASE(member); - } - return code; -} - -void bridges::cpp_uno::shared::VtableFactory::flushCode( - unsigned char const *, unsigned char const *) -{} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |