summaryrefslogtreecommitdiff
path: root/bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx')
-rw-r--r--bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx563
1 files changed, 563 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx
new file mode 100644
index 000000000000..79cda920e7db
--- /dev/null
+++ b/bridges/source/cpp_uno/gcc3_netbsd_intel/cpp2uno.cxx
@@ -0,0 +1,563 @@
+/*************************************************************************
+ *
+ * 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 <hash_map>
+
+#include <sal/alloca.h>
+#include <rtl/alloc.h>
+#include <osl/mutex.hxx>
+
+#include <uno/data.h>
+#include <typelib/typedescription.hxx>
+
+#include <bridges/cpp_uno/bridge.hxx>
+#include <bridges/cpp_uno/type_misc.hxx>
+
+#include "share.hxx"
+
+
+using namespace ::osl;
+using namespace ::rtl;
+using namespace ::com::sun::star::uno;
+
+namespace CPPU_CURRENT_NAMESPACE
+{
+
+//==================================================================================================
+rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
+
+//==================================================================================================
+static typelib_TypeClass cpp2uno_call(
+ cppu_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, [return ptr], this, params
+ char * pCppStack = (char *)(pCallStack +1);
+
+ // return
+ typelib_TypeDescription * pReturnTypeDescr = 0;
+ if (pReturnTypeRef)
+ TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
+
+ void * pUnoReturn = 0;
+ void * pCppReturn = 0; // complex return ptr: if != 0 && != pUnoReturn, reconversion need
+
+ if (pReturnTypeDescr)
+ {
+ if (cppu_isSimpleType( pReturnTypeDescr ))
+ {
+ pUnoReturn = pRegisterReturn; // direct way for simple types
+ }
+ else // complex return via ptr (pCppReturn)
+ {
+ pCppReturn = *(void **)pCppStack;
+ pCppStack += sizeof(void *);
+
+ pUnoReturn = (cppu_relatesToInterface( pReturnTypeDescr )
+ ? alloca( pReturnTypeDescr->nSize )
+ : pCppReturn); // direct way
+ }
+ }
+ // pop this
+ pCppStack += sizeof( void* );
+
+ // 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 && cppu_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
+ }
+ // 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 (cppu_relatesToInterface( pParamTypeDescr ))
+ {
+ uno_copyAndConvertData( pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ),
+ *(void **)pCppStack, pParamTypeDescr,
+ &pThis->pBridge->aCpp2Uno );
+ 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->pUnoI->pDispatcher)( pThis->pUnoI, pMemberTypeDescr, pUnoReturn, pUnoArgs, &pUnoExc );
+
+ // in case an exception occured...
+ if (pUnoExc)
+ {
+ // destruct temporary in/inout params
+ for ( ; 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 );
+
+ raiseException( &aUnoExc, &pThis->pBridge->aUno2Cpp ); // has to destruct the any
+ // is here for dummy
+ return typelib_TypeClass_VOID;
+ }
+ else // else no exception occured...
+ {
+ // temporary params
+ for ( ; 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->pBridge->aUno2Cpp );
+ }
+ // 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->pBridge->aUno2Cpp );
+ // 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 cpp_mediate(
+ sal_Int32 nVtableCall,
+ void ** pCallStack,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ OSL_ENSURE( sizeof(sal_Int32)==sizeof(void *), "### unexpected!" );
+
+ // pCallStack: ret adr, [ret *], this, params
+ // _this_ ptr is patched cppu_XInterfaceProxy object
+ cppu_cppInterfaceProxy * pCppI = NULL;
+ if( nVtableCall & 0x80000000 )
+ {
+ nVtableCall &= 0x7fffffff;
+ pCppI = (cppu_cppInterfaceProxy *)(XInterface *)*(pCallStack +2);
+ }
+ else
+ {
+ pCppI = (cppu_cppInterfaceProxy *)(XInterface *)*(pCallStack +1);
+ }
+
+ typelib_InterfaceTypeDescription * pTypeDescr = pCppI->pTypeDescr;
+
+ OSL_ENSURE( nVtableCall < pTypeDescr->nMapFunctionIndexToMemberIndex, "### illegal vtable index!" );
+ if (nVtableCall >= pTypeDescr->nMapFunctionIndexToMemberIndex)
+ {
+ throw RuntimeException(
+ OUString::createFromAscii("illegal vtable index!"),
+ (XInterface *)pCppI );
+ }
+
+ // determine called method
+ OSL_ENSURE( nVtableCall < pTypeDescr->nMapFunctionIndexToMemberIndex, "### illegal vtable index!" );
+ sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nVtableCall];
+ 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] == nVtableCall)
+ {
+ // 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 (nVtableCall)
+ {
+ 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->pBridge->pCppEnv->getRegisteredInterface)(
+ pCppI->pBridge->pCppEnv,
+ (void **)&pInterface, pCppI->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
+
+ if (pInterface)
+ {
+ ::uno_any_construct(
+ reinterpret_cast< uno_Any * >( pCallStack[1] ),
+ &pInterface, pTD, cpp_acquire );
+ pInterface->release();
+ TYPELIB_DANGER_RELEASE( pTD );
+ *(void **)pRegisterReturn = pCallStack[1];
+ 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(
+ OUString::createFromAscii("no member description found!"),
+ (XInterface *)pCppI );
+ // is here for dummy
+ eRet = typelib_TypeClass_VOID;
+ }
+ }
+
+ return eRet;
+}
+
+//==================================================================================================
+/**
+ * is called on incoming vtable calls
+ * (called by asm snippets)
+ */
+static void cpp_vtable_call( int nTableEntry, void** pCallStack ) __attribute__((regparm(2)));
+
+void cpp_vtable_call( int nTableEntry, void** pCallStack )
+{
+ volatile long nRegReturn[2];
+ typelib_TypeClass aType = cpp_mediate( nTableEntry, pCallStack, (sal_Int64*)nRegReturn );
+
+ switch( aType )
+ {
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ __asm__( "movl %1, %%edx\n\t"
+ "movl %0, %%eax\n"
+ : : "m"(nRegReturn[0]), "m"(nRegReturn[1]) );
+ break;
+ case typelib_TypeClass_FLOAT:
+ __asm__( "flds %0\n\t"
+ "fstp %%st(0)\n\t"
+ "flds %0\n"
+ : : "m"(*(float *)nRegReturn) );
+ break;
+ case typelib_TypeClass_DOUBLE:
+ __asm__( "fldl %0\n\t"
+ "fstp %%st(0)\n\t"
+ "fldl %0\n"
+ : : "m"(*(double *)nRegReturn) );
+ break;
+// case typelib_TypeClass_UNSIGNED_SHORT:
+// case typelib_TypeClass_SHORT:
+// __asm__( "movswl %0, %%eax\n"
+// : : "m"(nRegReturn) );
+// break;
+ default:
+ __asm__( "movl %0, %%eax\n"
+ : : "m"(nRegReturn[0]) );
+ break;
+ }
+}
+
+
+//==================================================================================================
+class MediateClassData
+{
+ typedef ::std::hash_map< OUString, void *, OUStringHash > t_classdata_map;
+ t_classdata_map m_map;
+ Mutex m_mutex;
+
+public:
+ void const * get_vtable( typelib_InterfaceTypeDescription * pTD ) SAL_THROW( () );
+
+ inline MediateClassData() SAL_THROW( () )
+ {}
+ ~MediateClassData() SAL_THROW( () );
+};
+//__________________________________________________________________________________________________
+MediateClassData::~MediateClassData() SAL_THROW( () )
+{
+ OSL_TRACE( "> calling ~MediateClassData(): freeing mediate vtables." );
+
+ for ( t_classdata_map::const_iterator iPos( m_map.begin() ); iPos != m_map.end(); ++iPos )
+ {
+ ::rtl_freeMemory( iPos->second );
+ }
+}
+//--------------------------------------------------------------------------------------------------
+static inline void codeSnippet( char * code, sal_uInt32 vtable_pos, bool simple_ret_type ) SAL_THROW( () )
+{
+ if (! simple_ret_type)
+ vtable_pos |= 0x80000000;
+ OSL_ASSERT( sizeof (long) == 4 );
+ // mov $nPos, %eax
+ *code++ = 0xb8;
+ *(long *)code = vtable_pos;
+ code += sizeof (long);
+ // mov %esp, %edx
+ *code++ = 0x89;
+ *code++ = 0xe2;
+ // jmp cpp_vtable_call
+ *code++ = 0xe9;
+ *(long *)code = ((char *)cpp_vtable_call) - code - sizeof (long);
+}
+//__________________________________________________________________________________________________
+void const * MediateClassData::get_vtable( typelib_InterfaceTypeDescription * pTD ) SAL_THROW( () )
+{
+ void * buffer;
+
+ // avoiding locked counts
+ OUString const & unoName = *(OUString const *)&((typelib_TypeDescription *)pTD)->pTypeName;
+ {
+ MutexGuard aGuard( m_mutex );
+ t_classdata_map::const_iterator iFind( m_map.find( unoName ) );
+ if (iFind == m_map.end())
+ {
+ // create new vtable
+ sal_Int32 nSlots = pTD->nMapFunctionIndexToMemberIndex;
+ buffer = ::rtl_allocateMemory( ((2+ nSlots) * sizeof (void *)) + (nSlots *20) );
+
+ ::std::pair< t_classdata_map::iterator, bool > insertion(
+ m_map.insert( t_classdata_map::value_type( unoName, buffer ) ) );
+ OSL_ENSURE( insertion.second, "### inserting new vtable buffer failed?!" );
+
+ void ** slots = (void **)buffer;
+ *slots++ = 0;
+ *slots++ = 0; // rtti
+ char * code = (char *)(slots + nSlots);
+
+ sal_uInt32 vtable_pos = 0;
+ sal_Int32 nAllMembers = pTD->nAllMembers;
+ typelib_TypeDescriptionReference ** ppAllMembers = pTD->ppAllMembers;
+ for ( sal_Int32 nPos = 0; nPos < nAllMembers; ++nPos )
+ {
+ typelib_TypeDescription * pTD = 0;
+ TYPELIB_DANGER_GET( &pTD, ppAllMembers[ nPos ] );
+ OSL_ASSERT( pTD );
+ if (typelib_TypeClass_INTERFACE_ATTRIBUTE == pTD->eTypeClass)
+ {
+ bool simple_ret = cppu_isSimpleType(
+ ((typelib_InterfaceAttributeTypeDescription *)pTD)->pAttributeTypeRef->eTypeClass );
+ // get method
+ *slots++ = code;
+ codeSnippet( code, vtable_pos++, simple_ret );
+ code += 20;
+ if (! ((typelib_InterfaceAttributeTypeDescription *)pTD)->bReadOnly)
+ {
+ // set method
+ *slots++ = code;
+ codeSnippet( code, vtable_pos++, true );
+ code += 20;
+ }
+ }
+ else
+ {
+ bool simple_ret = cppu_isSimpleType(
+ ((typelib_InterfaceMethodTypeDescription *)pTD)->pReturnTypeRef->eTypeClass );
+ *slots++ = code;
+ codeSnippet( code, vtable_pos++, simple_ret );
+ code += 20;
+ }
+ TYPELIB_DANGER_RELEASE( pTD );
+ }
+ OSL_ASSERT( vtable_pos == nSlots );
+ }
+ else
+ {
+ buffer = iFind->second;
+ }
+ }
+
+ return ((void **)buffer +2);
+}
+
+//==================================================================================================
+void SAL_CALL cppu_cppInterfaceProxy_patchVtable(
+ XInterface * pCppI, typelib_InterfaceTypeDescription * pTypeDescr ) throw ()
+{
+ static MediateClassData * s_pMediateClassData = 0;
+ if (! s_pMediateClassData)
+ {
+ MutexGuard aGuard( Mutex::getGlobalMutex() );
+ if (! s_pMediateClassData)
+ {
+#ifdef LEAK_STATIC_DATA
+ s_pMediateClassData = new MediateClassData();
+#else
+ static MediateClassData s_aMediateClassData;
+ s_pMediateClassData = &s_aMediateClassData;
+#endif
+ }
+ }
+ *(void const **)pCppI = s_pMediateClassData->get_vtable( pTypeDescr );
+}
+
+}
+
+extern "C"
+{
+//##################################################################################################
+sal_Bool SAL_CALL component_canUnload( TimeValue * pTime )
+ SAL_THROW_EXTERN_C()
+{
+ return CPPU_CURRENT_NAMESPACE::g_moduleCount.canUnload(
+ &CPPU_CURRENT_NAMESPACE::g_moduleCount, pTime );
+}
+//##################################################################################################
+void SAL_CALL uno_initEnvironment( uno_Environment * pCppEnv )
+ SAL_THROW_EXTERN_C()
+{
+ CPPU_CURRENT_NAMESPACE::cppu_cppenv_initEnvironment(
+ pCppEnv );
+}
+//##################################################################################################
+void SAL_CALL uno_ext_getMapping(
+ uno_Mapping ** ppMapping, uno_Environment * pFrom, uno_Environment * pTo )
+ SAL_THROW_EXTERN_C()
+{
+ CPPU_CURRENT_NAMESPACE::cppu_ext_getMapping(
+ ppMapping, pFrom, pTo );
+}
+}