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Diffstat (limited to 'bridges/source/cpp_uno/gcc3_macosx_x86-64/uno2cpp.cxx')
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_macosx_x86-64/uno2cpp.cxx | 442 |
1 files changed, 442 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_macosx_x86-64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_macosx_x86-64/uno2cpp.cxx new file mode 100644 index 000000000..0b320a00c --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_macosx_x86-64/uno2cpp.cxx @@ -0,0 +1,442 @@ +/* -*- 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/alloca.h> + +#include <exception> +#include <typeinfo> + +#include <rtl/alloc.h> + +#include <com/sun/star/uno/genfunc.hxx> +#include <com/sun/star/uno/RuntimeException.hpp> +#include <o3tl/runtimetooustring.hxx> +#include <uno/data.h> + +#include <bridge.hxx> +#include <types.hxx> +#include <unointerfaceproxy.hxx> +#include <vtables.hxx> + +#include "abi.hxx" +#include "callvirtualmethod.hxx" +#include "share.hxx" + +using namespace ::com::sun::star::uno; + +namespace { + +// Functions for easier insertion of values to registers or stack +// pSV - pointer to the source +// nr - order of the value [will be increased if stored to register] +// pFPR, pGPR - pointer to the registers +// pDS - pointer to the stack [will be increased if stored here] + +// The value in %xmm register is already prepared to be retrieved as a float, +// thus we treat float and double the same +void INSERT_FLOAT_DOUBLE( + void const * pSV, sal_uInt32 & nr, double * pFPR, sal_uInt64 *& pDS) +{ + if ( nr < x86_64::MAX_SSE_REGS ) + pFPR[nr++] = *static_cast<double const *>( pSV ); + else + *pDS++ = *static_cast<sal_uInt64 const *>( pSV ); // verbatim! +} + +void INSERT_INT64( + void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS) +{ + if ( nr < x86_64::MAX_GPR_REGS ) + pGPR[nr++] = *static_cast<sal_uInt64 const *>( pSV ); + else + *pDS++ = *static_cast<sal_uInt64 const *>( pSV ); +} + +void INSERT_INT32( + void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS) +{ + if ( nr < x86_64::MAX_GPR_REGS ) + pGPR[nr++] = *static_cast<sal_uInt32 const *>( pSV ); + else + *pDS++ = *static_cast<sal_uInt32 const *>( pSV ); +} + +void INSERT_INT16( + void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS) +{ + if ( nr < x86_64::MAX_GPR_REGS ) + pGPR[nr++] = *static_cast<sal_uInt16 const *>( pSV ); + else + *pDS++ = *static_cast<sal_uInt16 const *>( pSV ); +} + +void INSERT_INT8( + void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS) +{ + if ( nr < x86_64::MAX_GPR_REGS ) + pGPR[nr++] = *static_cast<sal_uInt8 const *>( pSV ); + else + *pDS++ = *static_cast<sal_uInt8 const *>( pSV ); +} + +} + +static void cpp_call( + bridges::cpp_uno::shared::UnoInterfaceProxy * pThis, + bridges::cpp_uno::shared::VtableSlot aVtableSlot, + typelib_TypeDescriptionReference * pReturnTypeRef, + sal_Int32 nParams, typelib_MethodParameter * pParams, + void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc ) +{ + // Maximum space for [complex ret ptr], values | ptr ... + // (but will be used less - some of the values will be in pGPR and pFPR) + sal_uInt64 *pStack = static_cast<sal_uInt64 *>(__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) )); + sal_uInt64 *pStackStart = pStack; + + sal_uInt64 pGPR[x86_64::MAX_GPR_REGS]; + sal_uInt32 nGPR = 0; + + double pFPR[x86_64::MAX_SSE_REGS]; + sal_uInt32 nFPR = 0; + + // Return + typelib_TypeDescription * pReturnTypeDescr = nullptr; + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + assert(pReturnTypeDescr); + + void * pCppReturn = nullptr; // if != 0 && != pUnoReturn, needs reconversion (see below) + + bool bSimpleReturn = true; + if ( pReturnTypeDescr ) + { + if ( x86_64::return_in_hidden_param( pReturnTypeRef ) ) + bSimpleReturn = false; + + if ( bSimpleReturn ) + pCppReturn = pUnoReturn; // direct way for simple types + else + { + // complex return via ptr + pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? + __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; + INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack ); + } + } + + // Push "this" pointer + void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; + INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); + + // Args + void ** pCppArgs = static_cast<void **>(alloca( 3 * sizeof(void *) * nParams )); + // Indices of values this have to be converted (interface conversion cpp<=>uno) + sal_Int32 * pTempIndices = reinterpret_cast<sal_Int32 *>(pCppArgs + nParams); + // Type descriptions for reconversions + typelib_TypeDescription ** ppTempParamTypeDescr = reinterpret_cast<typelib_TypeDescription **>(pCppArgs + (2 * nParams)); + + sal_Int32 nTempIndices = 0; + + for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) + { + const typelib_MethodParameter & rParam = pParams[nPos]; + typelib_TypeDescription * pParamTypeDescr = nullptr; + TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); + + if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) + { + uno_copyAndConvertData( pCppArgs[nPos] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_SHORT: + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack ); + break; + default: + break; + } + + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { + if (! rParam.bIn) // is pure out + { + // cpp out is constructed mem, uno out is not! + uno_constructData( + pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), + pParamTypeDescr ); + pTempIndices[nTempIndices] = nPos; // default constructed for cpp call + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + // is in/inout + else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) + { + uno_copyAndConvertData( + pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), + pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() ); + + pTempIndices[nTempIndices] = nPos; // has to be reconverted + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + else // direct way + { + pCppArgs[nPos] = pUnoArgs[nPos]; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); + } + } + + try + { + try { + CPPU_CURRENT_NAMESPACE::callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeRef, bSimpleReturn, + pStackStart, ( pStack - pStackStart ), + pGPR, pFPR ); + } catch (const Exception &) { + throw; + } catch (const std::exception & e) { + throw RuntimeException( + "C++ code threw " + o3tl::runtimeToOUString(typeid(e).name()) + + ": " + o3tl::runtimeToOUString(e.what())); + } catch (...) { + throw RuntimeException("C++ code threw unknown exception"); + } + + *ppUnoExc = nullptr; + + // reconvert temporary params + for ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices]; + + if (pParams[nIndex].bIn) + { + if (pParams[nIndex].bOut) // inout + { + uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, nullptr ); // destroy uno value + uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + } + } + else // pure out + { + uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + } + // destroy temp cpp param => cpp: every param was constructed + uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); + + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + // return value + if (pCppReturn && pUnoReturn != pCppReturn) + { + uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release ); + } + } + catch (...) + { + // fill uno exception + CPPU_CURRENT_NAMESPACE::fillUnoException(*ppUnoExc, pThis->getBridge()->getCpp2Uno()); + + // temporary params + for ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + // destroy temp cpp param => cpp: every param was constructed + uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndices], cpp_release ); + TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] ); + } + // return type + if (pReturnTypeDescr) + TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); + } +} + + +namespace bridges::cpp_uno::shared { + +void unoInterfaceProxyDispatch( + uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr, + void * pReturn, void * pArgs[], uno_Any ** ppException ) +{ + // is my surrogate + bridges::cpp_uno::shared::UnoInterfaceProxy * pThis + = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI); +#if OSL_DEBUG_LEVEL > 0 + typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; +#endif + + switch (pMemberDescr->eTypeClass) + { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + { +#if OSL_DEBUG_LEVEL > 0 + // determine vtable call index + sal_Int32 nMemberPos = reinterpret_cast<typelib_InterfaceMemberTypeDescription const *>(pMemberDescr)->nPosition; + assert(nMemberPos < pTypeDescr->nAllMembers); +#endif + VtableSlot aVtableSlot( + getVtableSlot( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription const * >( + pMemberDescr))); + + if (pReturn) + { + // dependent dispatch + cpp_call( + pThis, aVtableSlot, + reinterpret_cast<typelib_InterfaceAttributeTypeDescription const *>(pMemberDescr)->pAttributeTypeRef, + 0, nullptr, // no params + pReturn, pArgs, ppException ); + } + else + { + // is SET + typelib_MethodParameter aParam; + aParam.pTypeRef = + reinterpret_cast<typelib_InterfaceAttributeTypeDescription const *>(pMemberDescr)->pAttributeTypeRef; + aParam.bIn = true; + aParam.bOut = false; + + typelib_TypeDescriptionReference * pReturnTypeRef = nullptr; + OUString aVoidName("void"); + typelib_typedescriptionreference_new( + &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData ); + + // dependent dispatch + aVtableSlot.index += 1; // get, then set method + cpp_call( + pThis, aVtableSlot, // get, then set method + pReturnTypeRef, + 1, &aParam, + pReturn, pArgs, ppException ); + + typelib_typedescriptionreference_release( pReturnTypeRef ); + } + + break; + } + case typelib_TypeClass_INTERFACE_METHOD: + { +#if OSL_DEBUG_LEVEL > 0 + // determine vtable call index + sal_Int32 nMemberPos = reinterpret_cast<typelib_InterfaceMemberTypeDescription const *>(pMemberDescr)->nPosition; + assert(nMemberPos < pTypeDescr->nAllMembers); +#endif + VtableSlot aVtableSlot( + getVtableSlot( + reinterpret_cast< + typelib_InterfaceMethodTypeDescription const * >( + pMemberDescr))); + + switch (aVtableSlot.index) + { + // standard calls + case 1: // acquire uno interface + (*pUnoI->acquire)( pUnoI ); + *ppException = nullptr; + break; + case 2: // release uno interface + (*pUnoI->release)( pUnoI ); + *ppException = nullptr; + break; + case 0: // queryInterface() opt + { + typelib_TypeDescription * pTD = nullptr; + TYPELIB_DANGER_GET( &pTD, static_cast< Type * >( pArgs[0] )->getTypeLibType() ); + if (pTD) + { + uno_Interface * pInterface = nullptr; + (*pThis->getBridge()->getUnoEnv()->getRegisteredInterface)( + pThis->getBridge()->getUnoEnv(), + reinterpret_cast<void **>(&pInterface), pThis->oid.pData, reinterpret_cast<typelib_InterfaceTypeDescription *>(pTD) ); + + if (pInterface) + { + ::uno_any_construct( + static_cast< uno_Any * >( pReturn ), + &pInterface, pTD, nullptr ); + (*pInterface->release)( pInterface ); + TYPELIB_DANGER_RELEASE( pTD ); + *ppException = nullptr; + break; + } + TYPELIB_DANGER_RELEASE( pTD ); + } + [[fallthrough]]; // else perform queryInterface() + } + default: + // dependent dispatch + cpp_call( + pThis, aVtableSlot, + reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->pReturnTypeRef, + reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->nParams, + reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->pParams, + pReturn, pArgs, ppException ); + } + break; + } + default: + { + ::com::sun::star::uno::RuntimeException aExc( + "illegal member type description!", + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); + + Type const & rExcType = cppu::UnoType<decltype(aExc)>::get(); + // binary identical null reference + ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), nullptr ); + } + } +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |