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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx')
-rw-r--r--bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx669
1 files changed, 669 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx
new file mode 100644
index 000000000..bd0be3981
--- /dev/null
+++ b/bridges/source/cpp_uno/gcc3_linux_alpha/cpp2uno.cxx
@@ -0,0 +1,669 @@
+/* -*- 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 <sal/log.hxx>
+#include <uno/data.h>
+#include <typelib/typedescription.hxx>
+
+#include "bridge.hxx"
+#include "cppinterfaceproxy.hxx"
+#include "types.hxx"
+#include "vtablefactory.hxx"
+
+#include "share.hxx"
+#include <stdio.h>
+
+//Calling Standards:
+// "Calling Standard for Alpha Systems"
+// (Tru64 UNIX Version 5.1 or higher, August 2000)
+//http://www.tru64unix.compaq.com/docs/base_doc/DOCUMENTATION/V51_HTML/ARH9MBTE/TITLE.HTM
+
+using namespace ::com::sun::star::uno;
+
+namespace
+{
+static typelib_TypeClass 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 ** gpreg, void ** fpreg, void ** ovrflw,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "as far as cpp2uno_call\n");
+#endif
+ int nregs = 0; //number of words passed in registers
+
+ // gpreg: [ret *], this, [gpr params]
+ // fpreg: [fpr params]
+ // ovrflw: [gpr or fpr params (properly aligned)]
+
+ // 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 = pRegisterReturn; // direct way for simple types
+ }
+ else // complex return via ptr (pCppReturn)
+ {
+ pCppReturn = *(void **)gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+
+ pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
+ ? alloca( pReturnTypeDescr->nSize )
+ : pCppReturn); // direct way
+ }
+ }
+ // pop this
+ gpreg++;
+ fpreg++;
+ nregs++;
+
+ // stack space
+ static_assert(sizeof(void *) == sizeof(sal_Int64), "### 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 OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "arg %d of %d\n", nPos, nParams);
+#endif
+
+ if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) // value
+ {
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "simple type is %d\n", pParamTypeDescr->eTypeClass);
+#endif
+
+ switch (pParamTypeDescr->eTypeClass)
+ {
+ case typelib_TypeClass_FLOAT:
+ case typelib_TypeClass_DOUBLE:
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ if (pParamTypeDescr->eTypeClass == typelib_TypeClass_FLOAT)
+ {
+ float tmp = (float) (*((double *)fpreg));
+ (*((float *) fpreg)) = tmp;
+ }
+
+ pCppArgs[nPos] = pUnoArgs[nPos] = fpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
+ ovrflw++;
+ }
+ break;
+ case typelib_TypeClass_BYTE:
+ case typelib_TypeClass_BOOLEAN:
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
+ ovrflw++;
+ }
+ break;
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
+ ovrflw++;
+ }
+ break;
+ case typelib_TypeClass_ENUM:
+ case typelib_TypeClass_LONG:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
+ ovrflw++;
+ }
+ break;
+ default:
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
+ ovrflw++;
+ }
+ break;
+ }
+
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ else // ptr to complex value | ref
+ {
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "complex, nregs is %d\n", nregs);
+#endif
+
+ void *pCppStack; //temporary stack pointer
+
+ if (nregs < axp::MAX_WORDS_IN_REGS)
+ {
+ pCppArgs[nPos] = pCppStack = *gpreg;
+ gpreg++;
+ fpreg++;
+ nregs++;
+ }
+ else
+ {
+ pCppArgs[nPos] = pCppStack = *ovrflw;
+ ovrflw++;
+ }
+
+ 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 ),
+ 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] = pCppStack;
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ }
+ }
+
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "end of params\n");
+#endif
+
+ // 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
+ // is here for dummy
+ return typelib_TypeClass_VOID;
+ }
+ 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 );
+ }
+ // complex return ptr is set to return reg
+ *(void **)pRegisterReturn = pCppReturn;
+ }
+ if (pReturnTypeDescr)
+ {
+ typelib_TypeClass eRet = (typelib_TypeClass)pReturnTypeDescr->eTypeClass;
+ TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
+ return eRet;
+ }
+ else
+ return typelib_TypeClass_VOID;
+ }
+}
+
+
+static typelib_TypeClass cpp_mediate(
+ sal_uInt64 nOffsetAndIndex,
+ void ** gpreg, void ** fpreg, void ** ovrflw,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ static_assert(sizeof(sal_Int64)==sizeof(void *), "### unexpected!");
+
+ sal_Int32 nVtableOffset = (nOffsetAndIndex >> 32);
+ sal_Int32 nFunctionIndex = (nOffsetAndIndex & 0xFFFFFFFF);
+
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "nVTableOffset, nFunctionIndex are %x %x\n", nVtableOffset, nFunctionIndex);
+#endif
+
+#if OSL_DEBUG_LEVEL > 2
+ // Let's figure out what is really going on here
+ {
+ fprintf( stderr, "= cpp_mediate () =\nGPR's (%d): ", 6 );
+ for ( unsigned int i = 0; i < 6; ++i )
+ fprintf( stderr, "0x%lx, ", gpreg[i] );
+ fprintf( stderr, "\n");
+ fprintf( stderr, "\nFPR's (%d): ", 6 );
+ for ( unsigned int i = 0; i < 6; ++i )
+ fprintf( stderr, "0x%lx (%f), ", fpreg[i], fpreg[i] );
+ fprintf( stderr, "\n");
+ }
+#endif
+
+
+ // gpreg: [ret *], this, [other gpr params]
+ // fpreg: [fpr params]
+ // ovrflw: [gpr or fpr params (properly aligned)]
+
+ // _this_ ptr is patched cppu_XInterfaceProxy object
+ void * pThis;
+ if( nFunctionIndex & 0x80000000 )
+ {
+ nFunctionIndex &= 0x7fffffff;
+ pThis = gpreg[1];
+ }
+ else
+ {
+ pThis = gpreg[0];
+ }
+
+ 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 *)pCppI);
+ }
+
+ // determine called method
+ assert(nVtableCall < pTypeDescr->nMapFunctionIndexToMemberIndex);
+ sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex];
+ assert(nMemberPos < pTypeDescr->nAllMembers);
+
+ TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] );
+
+ typelib_TypeClass eRet;
+ switch (aMemberDescr.get()->eTypeClass)
+ {
+ case typelib_TypeClass_INTERFACE_ATTRIBUTE:
+ {
+ if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex)
+ {
+ // is GET method
+ eRet = cpp2uno_call(
+ pCppI, aMemberDescr.get(),
+ ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef,
+ 0, 0, // no params
+ gpreg, fpreg, ovrflw, pRegisterReturn );
+ }
+ else
+ {
+ // is SET method
+ typelib_MethodParameter aParam;
+ aParam.pTypeRef =
+ ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef;
+ aParam.bIn = sal_True;
+ aParam.bOut = sal_False;
+
+ eRet = cpp2uno_call(
+ pCppI, aMemberDescr.get(),
+ 0, // indicates void return
+ 1, &aParam,
+ gpreg, fpreg, ovrflw, pRegisterReturn );
+ }
+ break;
+ }
+ case typelib_TypeClass_INTERFACE_METHOD:
+ {
+ // is METHOD
+ switch (nFunctionIndex)
+ {
+ case 1: // acquire()
+ pCppI->acquireProxy(); // non virtual call!
+ eRet = typelib_TypeClass_VOID;
+ break;
+ case 2: // release()
+ pCppI->releaseProxy(); // non virtual call!
+ eRet = typelib_TypeClass_VOID;
+ break;
+ case 0: // queryInterface() opt
+ {
+ typelib_TypeDescription * pTD = 0;
+ TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( gpreg[2] )->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 * >( gpreg[0] ),
+ &pInterface, pTD, cpp_acquire );
+ pInterface->release();
+ TYPELIB_DANGER_RELEASE( pTD );
+ *(void **)pRegisterReturn = gpreg[0];
+ eRet = typelib_TypeClass_ANY;
+ break;
+ }
+ TYPELIB_DANGER_RELEASE( pTD );
+ }
+ } // else perform queryInterface()
+ default:
+ eRet = cpp2uno_call(
+ pCppI, aMemberDescr.get(),
+ ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pReturnTypeRef,
+ ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->nParams,
+ ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pParams,
+ gpreg, fpreg, ovrflw, pRegisterReturn );
+ }
+ break;
+ }
+ default:
+ {
+ throw RuntimeException( "no member description found!", (XInterface *)pCppI );
+ }
+ }
+
+ return eRet;
+}
+
+long cpp_vtable_call(long r16, long r17, long r18, long r19, long r20, long r21, long firstonstack)
+{
+ register long r1 asm("$1");
+ sal_uInt64 nOffsetAndIndex = r1;
+
+ long sp = (long)&firstonstack;
+
+ sal_uInt64 gpreg[axp::MAX_GPR_REGS];
+ gpreg[0] = r16;
+ gpreg[1] = r17;
+ gpreg[2] = r18;
+ gpreg[3] = r19;
+ gpreg[4] = r20;
+ gpreg[5] = r21;
+
+ double fpreg[axp::MAX_SSE_REGS];
+ register double f16 asm("$f16"); fpreg[0] = f16;
+ register double f17 asm("$f17"); fpreg[1] = f17;
+ register double f18 asm("$f18"); fpreg[2] = f18;
+ register double f19 asm("$f19"); fpreg[3] = f19;
+ register double f20 asm("$f20"); fpreg[4] = f20;
+ register double f21 asm("$f21"); fpreg[5] = f21;
+
+ volatile long nRegReturn[1];
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "before mediate with %lx\n",nOffsetAndIndex);
+ fprintf(stderr, "non-doubles are %x %x %x %x %x %x\n", gpreg[0], gpreg[1], gpreg[2], gpreg[3], gpreg[4], gpreg[5]);
+ fprintf(stderr, "doubles are %f %f %f %f %f %f\n", fpreg[0], fpreg[1], fpreg[2], fpreg[3], fpreg[4], fpreg[5]);
+#endif
+ typelib_TypeClass aType =
+ cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, (void**)sp,
+ (sal_Int64*)nRegReturn );
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "after mediate ret is %lx %ld\n", nRegReturn[0], nRegReturn[0]);
+#endif
+
+ switch( aType )
+ {
+ case typelib_TypeClass_BOOLEAN:
+ case typelib_TypeClass_BYTE:
+ nRegReturn[0] = (unsigned long)(*(unsigned char *)nRegReturn);
+ break;
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ case typelib_TypeClass_SHORT:
+ nRegReturn[0] = (unsigned long)(*(unsigned short *)nRegReturn);
+ break;
+ case typelib_TypeClass_ENUM:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ case typelib_TypeClass_LONG:
+ nRegReturn[0] = (unsigned long)(*(unsigned int *)nRegReturn);
+ break;
+ case typelib_TypeClass_VOID:
+ default:
+ break;
+ case typelib_TypeClass_FLOAT:
+ {
+ double tmp = (double) (*((float *)nRegReturn));
+ (*((double *) nRegReturn)) = tmp;
+ }
+ //deliberate fall through
+ case typelib_TypeClass_DOUBLE:
+ __asm__ ( "ldt $f0,%0\n\t"
+ : : "m" (*((double*)nRegReturn)) : "$f0");
+ break;
+ }
+ return nRegReturn[0];
+}
+
+const int codeSnippetSize = 32;
+
+unsigned char *codeSnippet( unsigned char * code, sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset, bool simple_ret_type )
+{
+ if (! simple_ret_type)
+ nFunctionIndex |= 0x80000000;
+
+ unsigned char * p = code;
+ *(unsigned int*)&p[0] = 0x47fb0401; /* mov $27,$1 */
+ *(unsigned int*)&p[4] = 0xa43b0010; /* ldq $1,16($27) */
+ *(unsigned int*)&p[8] = 0xa77b0018; /* ldq $27,24($27) */
+ *(unsigned int*)&p[12] = 0x6bfb0000; /* jmp $31,($27),0 */
+ *(unsigned int*)&p[16] = nFunctionIndex;
+ *(unsigned int*)&p[20] = nVtableOffset;
+ *(unsigned long*)&p[24] = (unsigned long)cpp_vtable_call;
+ return (code + codeSnippetSize);
+}
+}
+
+void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *, unsigned char const *)
+{
+ //http://www.gnu.org/software/lightning/manual/html_node/Standard-functions.html
+ __asm__ __volatile__("call_pal 0x86");
+}
+
+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, sal_PtrDiff writetoexecdiff,
+ typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset,
+ sal_Int32 functionCount, sal_Int32 vtableOffset)
+{
+ (*slots) -= functionCount;
+ Slot * s = *slots;
+#if OSL_DEBUG_LEVEL > 2
+ fprintf(stderr, "in addLocalFunctions functionOffset is %x\n",functionOffset);
+ fprintf(stderr, "in addLocalFunctions vtableOffset is %x\n",vtableOffset);
+#endif
+
+ 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 + writetoexecdiff;
+ 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 + writetoexecdiff;
+ code = codeSnippet(code, functionOffset++, vtableOffset, true);
+ }
+ break;
+
+ case typelib_TypeClass_INTERFACE_METHOD:
+ (s++)->fn = code + writetoexecdiff;
+ code = codeSnippet(
+ code, functionOffset++, vtableOffset,
+ bridges::cpp_uno::shared::isSimpleType(
+ reinterpret_cast<
+ typelib_InterfaceMethodTypeDescription * >(
+ member)->pReturnTypeRef));
+ break;
+
+ default:
+ assert(false);
+ break;
+ }
+ TYPELIB_DANGER_RELEASE(member);
+ }
+ return code;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */