summaryrefslogtreecommitdiff
path: root/bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx')
-rw-r--r--bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx488
1 files changed, 488 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx b/bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx
new file mode 100644
index 000000000000..adce4419bcbf
--- /dev/null
+++ b/bridges/source/cpp_uno/msvc_win32_intel/cpp2uno.cxx
@@ -0,0 +1,488 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_bridges.hxx"
+
+#include <malloc.h>
+
+#include <com/sun/star/uno/genfunc.hxx>
+#include <uno/data.h>
+#include <typelib/typedescription.hxx>
+
+#include "bridges/cpp_uno/shared/bridge.hxx"
+#include "bridges/cpp_uno/shared/cppinterfaceproxy.hxx"
+#include "bridges/cpp_uno/shared/types.hxx"
+#include "bridges/cpp_uno/shared/vtablefactory.hxx"
+
+#include "msci.hxx"
+
+using namespace ::com::sun::star::uno;
+
+namespace
+{
+
+//==================================================================================================
+static inline 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 ** pCallStack,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ // pCallStack: ret, this, [complex return ptr], params
+ char * pCppStack = (char *)(pCallStack +2);
+
+ // 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 **)pCppStack;
+ pCppStack += sizeof(void *);
+
+ pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType(
+ pReturnTypeDescr )
+ ? alloca( pReturnTypeDescr->nSize )
+ : pCppReturn); // direct way
+ }
+ }
+
+ // stack space
+ OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
+ // parameters
+ void ** pUnoArgs = (void **)alloca( 4 * sizeof(void *) * nParams );
+ void ** pCppArgs = pUnoArgs + nParams;
+ // indizes of values this have to be converted (interface conversion cpp<=>uno)
+ sal_Int32 * pTempIndizes = (sal_Int32 *)(pUnoArgs + (2 * nParams));
+ // type descriptions for reconversions
+ typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * nParams));
+
+ sal_Int32 nTempIndizes = 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 );
+ pTempIndizes[nTempIndizes] = nPos;
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndizes++] = 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() );
+ pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndizes++] = 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 occured...
+ if (pUnoExc)
+ {
+ // destruct temporary in/inout params
+ while (nTempIndizes--)
+ {
+ sal_Int32 nIndex = pTempIndizes[nTempIndizes];
+
+ if (pParams[nIndex].bIn) // is in/inout => was constructed
+ {
+ ::uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], 0 );
+ }
+ TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
+ }
+ if (pReturnTypeDescr)
+ {
+ TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
+ }
+
+ CPPU_CURRENT_NAMESPACE::msci_raiseException(
+ &aUnoExc, pThis->getBridge()->getUno2Cpp() );
+ // has to destruct the any
+ // is here for dummy
+ return typelib_TypeClass_VOID;
+ }
+ else // else no exception occured...
+ {
+ // temporary params
+ while (nTempIndizes--)
+ {
+ sal_Int32 nIndex = pTempIndizes[nTempIndizes];
+ typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
+
+ 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 eax
+ *(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 __cdecl cpp_mediate(
+ void ** pCallStack, sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ OSL_ENSURE( sizeof(sal_Int32)==sizeof(void *), "### unexpected!" );
+
+ // pCallStack: ret adr, this, [ret *], params
+ void * pThis = static_cast< char * >(pCallStack[1]) - nVtableOffset;
+ bridges::cpp_uno::shared::CppInterfaceProxy * pCppI
+ = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy(
+ pThis);
+
+ typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr();
+ OSL_ENSURE( nFunctionIndex < pTypeDescr->nMapFunctionIndexToMemberIndex,
+ "### illegal vtable index!" );
+ if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex)
+ {
+ throw RuntimeException( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("illegal vtable index!") ),
+ (XInterface *)pThis );
+ }
+
+ // determine called method
+ sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex];
+ OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### illegal member index!" );
+
+ 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
+ pCallStack, 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,
+ pCallStack, pRegisterReturn );
+ }
+ break;
+ }
+ case typelib_TypeClass_INTERFACE_METHOD:
+ {
+ // is METHOD
+ switch (nFunctionIndex)
+ {
+ // standard XInterface vtable calls
+ 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 * >( 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[2] ),
+ &pInterface, pTD, cpp_acquire );
+ pInterface->release();
+ TYPELIB_DANGER_RELEASE( pTD );
+ *(void **)pRegisterReturn = pCallStack[2];
+ 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,
+ pCallStack, pRegisterReturn );
+ }
+ break;
+ }
+ default:
+ {
+ throw RuntimeException(
+ rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("no member description found!") ),
+ (XInterface *)pThis );
+ // is here for dummy
+ eRet = typelib_TypeClass_VOID;
+ }
+ }
+
+ return eRet;
+}
+
+//==================================================================================================
+/**
+ * is called on incoming vtable calls
+ * (called by asm snippets)
+ */
+static __declspec(naked) void __cdecl cpp_vtable_call(void)
+{
+__asm
+ {
+ sub esp, 8 // space for immediate return type
+ push esp
+ push edx // vtable offset
+ push eax // function index
+ mov eax, esp
+ add eax, 20
+ push eax // original stack ptr
+
+ call cpp_mediate
+ add esp, 16
+
+ cmp eax, typelib_TypeClass_FLOAT
+ je Lfloat
+ cmp eax, typelib_TypeClass_DOUBLE
+ je Ldouble
+ cmp eax, typelib_TypeClass_HYPER
+ je Lhyper
+ cmp eax, typelib_TypeClass_UNSIGNED_HYPER
+ je Lhyper
+ // rest is eax
+ pop eax
+ add esp, 4
+ ret
+Lhyper:
+ pop eax
+ pop edx
+ ret
+Lfloat:
+ fld dword ptr [esp]
+ add esp, 8
+ ret
+Ldouble:
+ fld qword ptr [esp]
+ add esp, 8
+ ret
+ }
+}
+
+//==================================================================================================
+int const codeSnippetSize = 16;
+
+unsigned char * codeSnippet(
+ unsigned char * code, sal_Int32 functionIndex, sal_Int32 vtableOffset)
+{
+ unsigned char * p = code;
+ OSL_ASSERT(sizeof (sal_Int32) == 4);
+ // mov eax, functionIndex:
+ *p++ = 0xB8;
+ *reinterpret_cast< sal_Int32 * >(p) = functionIndex;
+ p += sizeof (sal_Int32);
+ // mov edx, vtableOffset:
+ *p++ = 0xBA;
+ *reinterpret_cast< sal_Int32 * >(p) = vtableOffset;
+ p += sizeof (sal_Int32);
+ // jmp rel32 cpp_vtable_call:
+ *p++ = 0xE9;
+ *reinterpret_cast< sal_Int32 * >(p)
+ = ((unsigned char *) cpp_vtable_call) - p - sizeof (sal_Int32);
+ p += sizeof (sal_Int32);
+ OSL_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) + 1;
+}
+
+sal_Size bridges::cpp_uno::shared::VtableFactory::getBlockSize(
+ sal_Int32 slotCount)
+{
+ return (slotCount + 1) * sizeof (Slot) + slotCount * codeSnippetSize;
+}
+
+bridges::cpp_uno::shared::VtableFactory::Slot *
+bridges::cpp_uno::shared::VtableFactory::initializeBlock(
+ void * block, sal_Int32 slotCount)
+{
+ struct Rtti {
+ sal_Int32 n0, n1, n2;
+ type_info * rtti;
+ Rtti():
+ n0(0), n1(0), n2(0),
+ rtti(CPPU_CURRENT_NAMESPACE::msci_getRTTI(
+ rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
+ "com.sun.star.uno.XInterface"))))
+ {}
+ };
+ static Rtti rtti;
+
+ Slot * slots = mapBlockToVtable(block);
+ slots[-1].fn = &rtti;
+ return slots + slotCount;
+}
+
+unsigned char * bridges::cpp_uno::shared::VtableFactory::addLocalFunctions(
+ Slot ** slots, unsigned char * code,
+ typelib_InterfaceTypeDescription const *, sal_Int32 functionOffset,
+ sal_Int32 functionCount, sal_Int32 vtableOffset)
+{
+ (*slots) -= functionCount;
+ Slot * s = *slots;
+ for (sal_Int32 i = 0; i < functionCount; ++i) {
+ (s++)->fn = code;
+ code = codeSnippet(code, functionOffset++, vtableOffset);
+ }
+ return code;
+}
+
+void bridges::cpp_uno::shared::VtableFactory::flushCode(
+ unsigned char const *, unsigned char const *)
+{}