730 lines
24 KiB
C++
730 lines
24 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_bridges.hxx"
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#include <com/sun/star/uno/genfunc.hxx>
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#include <uno/data.h>
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#include <typelib/typedescription.hxx>
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#include "bridges/cpp_uno/shared/bridge.hxx"
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#include "bridges/cpp_uno/shared/cppinterfaceproxy.hxx"
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#include "bridges/cpp_uno/shared/types.hxx"
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#include "bridges/cpp_uno/shared/vtablefactory.hxx"
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#include "share.hxx"
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using namespace ::com::sun::star::uno;
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namespace
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{
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//==================================================================================================
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static typelib_TypeClass cpp2uno_call(
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bridges::cpp_uno::shared::CppInterfaceProxy * pThis,
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const typelib_TypeDescription * pMemberTypeDescr,
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typelib_TypeDescriptionReference * pReturnTypeRef, // 0 indicates void return
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sal_Int32 nParams, typelib_MethodParameter * pParams,
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void ** gpreg, void ** fpreg, void ** ovrflw,
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sal_Int64 * pRegisterReturn /* space for register return */ )
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{
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// gpreg: [ret *], this, [gpr params]
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// fpreg: [fpr params]
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// ovrflw: [gpr or fpr params (space for entire parameter list in structure format properly aligned)]
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// return
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typelib_TypeDescription * pReturnTypeDescr = 0;
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if (pReturnTypeRef)
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TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
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void * pUnoReturn = 0;
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void * pCppReturn = 0; // complex return ptr: if != 0 && != pUnoReturn, reconversion need
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sal_Int32 ngpreg = 0;
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sal_Int32 nfpreg = 0;
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if (pReturnTypeDescr)
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{
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if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
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pUnoReturn = pRegisterReturn; // direct way for simple types
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else // complex return via ptr (pCppReturn)
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{
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pCppReturn = *gpreg;
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ngpreg++;
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++ovrflw;
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pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
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? alloca( pReturnTypeDescr->nSize )
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: pCppReturn); // direct way
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}
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}
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// pop this
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ngpreg++;
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++ovrflw;
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// after handling optional return pointer and "this"
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// make use of the space that is allocated to store all parameters in the callers stack
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// by comying the proper registers filled with parameters to that space
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char * pCppStack = (char *)ovrflw;
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sal_Int32 nPos;
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for ( nPos = 0; nPos < nParams; ++nPos )
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{
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const typelib_MethodParameter & rParam = pParams[nPos];
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if (rParam.bOut)
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{
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if (ngpreg < 8)
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{
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*(sal_Int32 *)pCppStack = ((sal_Int32 *)gpreg)[ngpreg++];
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}
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pCppStack += sizeof (sal_Int32);
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}
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else
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{
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switch (rParam.pTypeRef->eTypeClass)
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{
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case typelib_TypeClass_FLOAT:
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if (nfpreg < 13)
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{
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*(float *)pCppStack = ((double *)fpreg)[nfpreg++];
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}
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pCppStack += sizeof (float);
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ngpreg += 1;
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break;
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case typelib_TypeClass_DOUBLE:
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if (nfpreg < 13)
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{
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*(double *)pCppStack = ((double *)fpreg)[nfpreg++];
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}
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pCppStack += sizeof (double);
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ngpreg += 2;
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break;
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case typelib_TypeClass_UNSIGNED_HYPER:
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case typelib_TypeClass_HYPER:
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if (ngpreg < 8)
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{
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*(sal_Int32 *)pCppStack = ((sal_Int32 *)gpreg)[ngpreg++];
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}
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pCppStack += sizeof (sal_Int32);
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// fall through on purpose
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default:
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if (ngpreg < 8)
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{
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*(sal_Int32 *)pCppStack = ((sal_Int32 *)gpreg)[ngpreg++];
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}
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pCppStack += sizeof (sal_Int32);
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}
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}
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}
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// now the stack has all of the paramters stored in it ready to be processed
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// so we are ready to build the uno call stack
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pCppStack = (char *)ovrflw;
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// stack space
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OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
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// parameters
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void ** pUnoArgs = (void **)alloca( 4 * sizeof(void *) * nParams );
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void ** pCppArgs = pUnoArgs + nParams;
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// indizes of values this have to be converted (interface conversion cpp<=>uno)
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sal_Int32 * pTempIndizes = (sal_Int32 *)(pUnoArgs + (2 * nParams));
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// type descriptions for reconversions
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typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * nParams));
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sal_Int32 nTempIndizes = 0;
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for ( nPos = 0; nPos < nParams; ++nPos )
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{
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const typelib_MethodParameter & rParam = pParams[nPos];
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typelib_TypeDescription * pParamTypeDescr = 0;
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TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
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if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
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// value
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{
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switch (pParamTypeDescr->eTypeClass)
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{
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
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pCppArgs[nPos] = pCppStack +3;
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pUnoArgs[nPos] = pCppStack +3;
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break;
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case typelib_TypeClass_CHAR:
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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pCppArgs[nPos] = pCppStack +2;
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pUnoArgs[nPos] = pCppStack +2;
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break;
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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case typelib_TypeClass_DOUBLE:
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pCppArgs[nPos] = pCppStack;
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pUnoArgs[nPos] = pCppStack;
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pCppStack += sizeof(sal_Int32); // extra long (two regs)
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break;
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default:
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pCppArgs[nPos] = pCppStack;
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pUnoArgs[nPos] = pCppStack;
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}
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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else // ptr to complex value | ref
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{
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pCppArgs[nPos] = *(void **)pCppStack;
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if (! rParam.bIn) // is pure out
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{
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// uno out is unconstructed mem!
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pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize );
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pTempIndizes[nTempIndizes] = nPos;
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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// is in/inout
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else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
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{
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uno_copyAndConvertData( pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ),
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*(void **)pCppStack, pParamTypeDescr,
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pThis->getBridge()->getCpp2Uno() );
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pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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else // direct way
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{
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pUnoArgs[nPos] = *(void **)pCppStack;
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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}
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pCppStack += sizeof(sal_Int32); // standard parameter length
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}
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// ExceptionHolder
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uno_Any aUnoExc; // Any will be constructed by callee
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uno_Any * pUnoExc = &aUnoExc;
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// invoke uno dispatch call
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(*pThis->getUnoI()->pDispatcher)(
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pThis->getUnoI(), pMemberTypeDescr, pUnoReturn, pUnoArgs, &pUnoExc );
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// in case an exception occured...
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if (pUnoExc)
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{
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// destruct temporary in/inout params
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for ( ; nTempIndizes--; )
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{
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sal_Int32 nIndex = pTempIndizes[nTempIndizes];
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if (pParams[nIndex].bIn) // is in/inout => was constructed
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uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], 0 );
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TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
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}
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if (pReturnTypeDescr)
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TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
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CPPU_CURRENT_NAMESPACE::raiseException(
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&aUnoExc, pThis->getBridge()->getUno2Cpp() );
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// has to destruct the any
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// is here for dummy
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return typelib_TypeClass_VOID;
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}
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else // else no exception occured...
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{
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// temporary params
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for ( ; nTempIndizes--; )
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{
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sal_Int32 nIndex = pTempIndizes[nTempIndizes];
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typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
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if (pParams[nIndex].bOut) // inout/out
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{
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// convert and assign
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uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
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uno_copyAndConvertData( pCppArgs[nIndex], pUnoArgs[nIndex], pParamTypeDescr,
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pThis->getBridge()->getUno2Cpp() );
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}
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// destroy temp uno param
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uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 );
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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// return
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if (pCppReturn) // has complex return
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{
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if (pUnoReturn != pCppReturn) // needs reconversion
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{
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uno_copyAndConvertData( pCppReturn, pUnoReturn, pReturnTypeDescr,
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pThis->getBridge()->getUno2Cpp() );
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// destroy temp uno return
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uno_destructData( pUnoReturn, pReturnTypeDescr, 0 );
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}
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// complex return ptr is set to return reg
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*(void **)pRegisterReturn = pCppReturn;
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}
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if (pReturnTypeDescr)
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{
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typelib_TypeClass eRet = (typelib_TypeClass)pReturnTypeDescr->eTypeClass;
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TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
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return eRet;
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}
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else
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return typelib_TypeClass_VOID;
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}
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}
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//==================================================================================================
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static typelib_TypeClass cpp_mediate(
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sal_Int32 nFunctionIndex,
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sal_Int32 nVtableOffset,
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void ** gpreg, void ** fpreg, void ** ovrflw,
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sal_Int64 * pRegisterReturn /* space for register return */ )
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{
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OSL_ENSURE( sizeof(sal_Int32)==sizeof(void *), "### unexpected!" );
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// gpreg: [ret *], this, [other gpr params]
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// fpreg: [fpr params]
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// ovrflw: [gpr or fpr params (in space allocated for all params properly aligned)]
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void * pThis;
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if( nFunctionIndex & 0x80000000 )
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{
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nFunctionIndex &= 0x7fffffff;
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pThis = gpreg[1];
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}
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else
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{
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pThis = gpreg[0];
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}
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pThis = static_cast< char * >(pThis) - nVtableOffset;
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bridges::cpp_uno::shared::CppInterfaceProxy * pCppI
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= bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy(pThis);
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typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr();
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OSL_ENSURE( nFunctionIndex < pTypeDescr->nMapFunctionIndexToMemberIndex, "### illegal vtable index!" );
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if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex)
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{
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throw RuntimeException(
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rtl::OUString::createFromAscii("illegal vtable index!"),
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(XInterface *)pThis );
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}
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// determine called method
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sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex];
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OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### illegal member index!" );
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TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] );
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typelib_TypeClass eRet;
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switch (aMemberDescr.get()->eTypeClass)
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{
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case typelib_TypeClass_INTERFACE_ATTRIBUTE:
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{
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if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex)
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{
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// is GET method
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eRet = cpp2uno_call(
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pCppI, aMemberDescr.get(),
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((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef,
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0, 0, // no params
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gpreg, fpreg, ovrflw, pRegisterReturn );
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}
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else
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{
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// is SET method
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typelib_MethodParameter aParam;
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aParam.pTypeRef =
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((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef;
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aParam.bIn = sal_True;
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aParam.bOut = sal_False;
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eRet = cpp2uno_call(
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pCppI, aMemberDescr.get(),
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0, // indicates void return
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1, &aParam,
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gpreg, fpreg, ovrflw, pRegisterReturn );
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}
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break;
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}
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case typelib_TypeClass_INTERFACE_METHOD:
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{
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// is METHOD
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switch (nFunctionIndex)
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{
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case 1: // acquire()
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pCppI->acquireProxy(); // non virtual call!
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eRet = typelib_TypeClass_VOID;
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break;
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case 2: // release()
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pCppI->releaseProxy(); // non virtual call!
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eRet = typelib_TypeClass_VOID;
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break;
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case 0: // queryInterface() opt
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{
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typelib_TypeDescription * pTD = 0;
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TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( gpreg[2] )->getTypeLibType() );
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if (pTD)
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{
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XInterface * pInterface = 0;
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(*pCppI->getBridge()->getCppEnv()->getRegisteredInterface)(
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pCppI->getBridge()->getCppEnv(),
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(void **)&pInterface, pCppI->getOid().pData, (typelib_InterfaceTypeDescription *)pTD );
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if (pInterface)
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{
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::uno_any_construct(
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reinterpret_cast< uno_Any * >( gpreg[0] ),
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&pInterface, pTD, cpp_acquire );
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pInterface->release();
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TYPELIB_DANGER_RELEASE( pTD );
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*(void **)pRegisterReturn = gpreg[0];
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eRet = typelib_TypeClass_ANY;
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break;
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}
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TYPELIB_DANGER_RELEASE( pTD );
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}
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} // else perform queryInterface()
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default:
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eRet = cpp2uno_call(
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pCppI, aMemberDescr.get(),
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((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pReturnTypeRef,
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((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->nParams,
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((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pParams,
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gpreg, fpreg, ovrflw, pRegisterReturn );
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}
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break;
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}
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default:
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{
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throw RuntimeException(
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rtl::OUString::createFromAscii("no member description found!"),
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(XInterface *)pThis );
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// is here for dummy
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eRet = typelib_TypeClass_VOID;
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}
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}
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return eRet;
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}
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//==================================================================================================
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/**
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* is called on incoming vtable calls
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* (called by asm snippets)
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*/
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static void cpp_vtable_call( int nFunctionIndex, int nVtableOffset, void** gpregptr, void** fpregptr, void** ovrflw)
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{
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sal_Int32 gpreg[8];
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double fpreg[13];
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// FIXME: why are we restoring the volatile ctr register here
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sal_Int32 ctrsave = ((sal_Int32*)gpregptr)[-1];
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memcpy( gpreg, gpregptr, 32);
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memcpy( fpreg, fpregptr, 104);
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volatile long nRegReturn[2];
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// sal_Bool bComplex = nFunctionIndex & 0x80000000 ? sal_True : sal_False;
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typelib_TypeClass aType =
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cpp_mediate( nFunctionIndex, nVtableOffset, (void**)gpreg, (void**)fpreg, ovrflw, (sal_Int64*)nRegReturn );
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// FIXME: why are we restoring the volatile ctr register here
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// FIXME: and why are we putting back the values for r4, r5, and r6 as well
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// FIXME: this makes no sense to me, all of these registers are volatile!
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__asm__( "lwz r4, %0\n\t"
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"mtctr r4\n\t"
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"lwz r4, %1\n\t"
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"lwz r5, %2\n\t"
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"lwz r6, %3\n\t"
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: : "m"(ctrsave), "m"(gpreg[1]), "m"(gpreg[2]), "m"(gpreg[3]) );
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switch( aType )
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{
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// move return value into register space
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// (will be loaded by machine code snippet)
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
|
|
__asm__( "lbz r3,%0\n\t" : :
|
|
"m"(nRegReturn[0]) );
|
|
break;
|
|
|
|
case typelib_TypeClass_CHAR:
|
|
case typelib_TypeClass_SHORT:
|
|
case typelib_TypeClass_UNSIGNED_SHORT:
|
|
__asm__( "lhz r3,%0\n\t" : :
|
|
"m"(nRegReturn[0]) );
|
|
break;
|
|
|
|
case typelib_TypeClass_FLOAT:
|
|
__asm__( "lfs f1,%0\n\t" : :
|
|
"m" (*((float*)nRegReturn)) );
|
|
break;
|
|
|
|
case typelib_TypeClass_DOUBLE:
|
|
__asm__( "lfd f1,%0\n\t" : :
|
|
"m" (*((double*)nRegReturn)) );
|
|
break;
|
|
|
|
case typelib_TypeClass_HYPER:
|
|
case typelib_TypeClass_UNSIGNED_HYPER:
|
|
__asm__( "lwz r4,%0\n\t" : :
|
|
"m"(nRegReturn[1]) ); // fall through
|
|
|
|
default:
|
|
__asm__( "lwz r3,%0\n\t" : :
|
|
"m"(nRegReturn[0]) );
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
int const codeSnippetSize = 136;
|
|
|
|
unsigned char * codeSnippet( unsigned char * code, sal_Int32 functionIndex,
|
|
sal_Int32 vtableOffset, bool simpleRetType )
|
|
{
|
|
if (! simpleRetType )
|
|
functionIndex |= 0x80000000;
|
|
|
|
// OSL_ASSERT( sizeof (long) == 4 );
|
|
|
|
// FIXME: why are we leaving an 8k gap in the stack here
|
|
// FIXME: is this to allow room for signal handling frames?
|
|
// FIXME: seems like overkill here but this is what was done for Mac OSX for gcc2
|
|
// FIXME: also why no saving of the non-volatile CR pieces here, to be safe
|
|
// FIXME: we probably should
|
|
|
|
/* generate this code */
|
|
|
|
// # so first save gpr 3 to gpr 10 (aligned to 4)
|
|
// stw r3, -8000(r1)
|
|
// stw r4, -7996(r1)
|
|
// stw r5, -7992(r1)
|
|
// stw r6, -7988(r1)
|
|
// stw r7, -7984(r1)
|
|
// stw r8, -7980(r1)
|
|
// stw r9, -7976(r1)
|
|
// stw r10,-7972(r1)
|
|
|
|
// # next save fpr 1 to fpr 13 (aligned to 8)
|
|
// stfd f1, -7968(r1)
|
|
// stfd f2, -7960(r1)
|
|
// stfd f3, -7952(r1)
|
|
// stfd f4, -7944(r1)
|
|
// stfd f5, -7936(r1)
|
|
// stfd f6, -7928(r1)
|
|
// stfd f7, -7920(r1)
|
|
// stfd f8, -7912(r1)
|
|
// stfd f9, -7904(r1)
|
|
// stfd f10,-7896(r1)
|
|
// stfd f11,-7888(r1)
|
|
// stfd f12,-7880(r1)
|
|
// stfd f13,-7872(r1)
|
|
|
|
// FIXME: ctr is volatile, while are we saving it and not CR?
|
|
// mfctr r3
|
|
// stw r3, -8004(r1)
|
|
|
|
// # now here is where cpp_vtable_call must go
|
|
// lis r3,0xdead
|
|
// ori r3,r3,0xbeef
|
|
// mtctr r3
|
|
|
|
// # now load up the functionIndex number
|
|
// lis r3, 0xdead
|
|
// ori r3,r3,0xbeef
|
|
|
|
// # now load up the vtableOffset
|
|
// lis r4, 0xdead
|
|
// ori r4,r4,0xbeef
|
|
|
|
// #now load up the pointer to the saved gpr registers
|
|
// addi r5,r1,-8000
|
|
|
|
// #now load up the pointer to the saved fpr registers
|
|
// addi r6,r1,-7968
|
|
|
|
// #now load up the pointer to the overflow call stack
|
|
// addi r7,r1,24 # frame pointer plus 24
|
|
|
|
// bctr
|
|
|
|
unsigned long * p = (unsigned long *) code;
|
|
|
|
* p++ = 0x9061e0c0;
|
|
* p++ = 0x9081e0c4;
|
|
* p++ = 0x90a1e0c8;
|
|
* p++ = 0x90c1e0cc;
|
|
* p++ = 0x90e1e0d0;
|
|
* p++ = 0x9101e0d4;
|
|
* p++ = 0x9121e0d8;
|
|
* p++ = 0x9141e0dc;
|
|
* p++ = 0xd821e0e0;
|
|
* p++ = 0xd841e0e8;
|
|
* p++ = 0xd861e0f0;
|
|
* p++ = 0xd881e0f8;
|
|
* p++ = 0xd8a1e100;
|
|
* p++ = 0xd8c1e108;
|
|
* p++ = 0xd8e1e110;
|
|
* p++ = 0xd901e118;
|
|
* p++ = 0xd921e120;
|
|
* p++ = 0xd941e128;
|
|
* p++ = 0xd961e130;
|
|
* p++ = 0xd981e138;
|
|
* p++ = 0xd9a1e140;
|
|
* p++ = 0x7c6902a6;
|
|
* p++ = 0x9061e0bc;
|
|
* p++ = 0x3c600000 | (((unsigned long)cpp_vtable_call) >> 16);
|
|
* p++ = 0x60630000 | (((unsigned long)cpp_vtable_call) & 0x0000FFFF);
|
|
* p++ = 0x7c6903a6;
|
|
* p++ = 0x3c600000 | (((unsigned long)functionIndex) >> 16);
|
|
* p++ = 0x60630000 | (((unsigned long)functionIndex) & 0x0000FFFF);
|
|
* p++ = 0x3c800000 | (((unsigned long)vtableOffset) >> 16);
|
|
* p++ = 0x60840000 | (((unsigned long)vtableOffset) & 0x0000FFFF);
|
|
* p++ = 0x38a1e0c0;
|
|
* p++ = 0x38c1e0e0;
|
|
* p++ = 0x38e10018;
|
|
* p++ = 0x4e800420;
|
|
|
|
return (code + codeSnippetSize);
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const * bptr, unsigned char const * eptr)
|
|
{
|
|
int const lineSize = 32;
|
|
for (unsigned char const * p = bptr; p < eptr + lineSize; p += lineSize) {
|
|
__asm__ volatile ("dcbst 0, %0" : : "r"(p) : "memory");
|
|
}
|
|
__asm__ volatile ("sync" : : : "memory");
|
|
for (unsigned char const * p = bptr; p < eptr + lineSize; p += lineSize) {
|
|
__asm__ volatile ("icbi 0, %0" : : "r"(p) : "memory");
|
|
}
|
|
__asm__ volatile ("isync" : : : "memory");
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
sal_Size 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)
|
|
{
|
|
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;
|
|
|
|
// fprintf(stderr, "in addLocalFunctions functionOffset is %x\n",functionOffset);
|
|
// fprintf(stderr, "in addLocalFunctions vtableOffset is %x\n",vtableOffset);
|
|
// fflush(stderr);
|
|
|
|
for (sal_Int32 i = 0; i < type->nMembers; ++i) {
|
|
typelib_TypeDescription * member = 0;
|
|
TYPELIB_DANGER_GET(&member, type->ppMembers[i]);
|
|
OSL_ASSERT(member != 0);
|
|
switch (member->eTypeClass) {
|
|
case typelib_TypeClass_INTERFACE_ATTRIBUTE:
|
|
// Getter:
|
|
(s++)->fn = code;
|
|
code = codeSnippet(
|
|
code, functionOffset++, vtableOffset,
|
|
bridges::cpp_uno::shared::isSimpleType(
|
|
reinterpret_cast<
|
|
typelib_InterfaceAttributeTypeDescription * >(
|
|
member)->pAttributeTypeRef));
|
|
|
|
// Setter:
|
|
if (!reinterpret_cast<
|
|
typelib_InterfaceAttributeTypeDescription * >(
|
|
member)->bReadOnly)
|
|
{
|
|
(s++)->fn = code;
|
|
code = codeSnippet(code, functionOffset++, vtableOffset, true);
|
|
}
|
|
break;
|
|
|
|
case typelib_TypeClass_INTERFACE_METHOD:
|
|
(s++)->fn = code;
|
|
code = codeSnippet(
|
|
code, functionOffset++, vtableOffset,
|
|
bridges::cpp_uno::shared::isSimpleType(
|
|
reinterpret_cast<
|
|
typelib_InterfaceMethodTypeDescription * >(
|
|
member)->pReturnTypeRef));
|
|
break;
|
|
|
|
default:
|
|
OSL_ASSERT(false);
|
|
break;
|
|
}
|
|
TYPELIB_DANGER_RELEASE(member);
|
|
}
|
|
return code;
|
|
}
|
|
|