office-gobmx/bridges/source/cpp_uno/cc50_solaris_intel/uno2cpp.cxx

418 lines
16 KiB
C++

/*************************************************************************
*
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*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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*
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_bridges.hxx"
#include <sal/alloca.h>
#include <com/sun/star/uno/genfunc.hxx>
#include "com/sun/star/uno/RuntimeException.hpp"
#include <uno/data.h>
#include "bridges/cpp_uno/shared/bridge.hxx"
#include "bridges/cpp_uno/shared/types.hxx"
#include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
#include "bridges/cpp_uno/shared/vtables.hxx"
#include "cc50_solaris_intel.hxx"
using namespace rtl;
using namespace com::sun::star::uno;
namespace
{
extern "C" {
void callVirtualMethod(
void * pAdjustedThisPtr,
sal_Int32 nVtableIndex,
void * pRegisterReturn,
typelib_TypeClass eReturnType,
sal_Int32 * pStackLongs,
sal_Int32 nStackLongs
);
}
//==================================================================================================
static inline void cpp_call(
bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
bridges::cpp_uno::shared::VtableSlot aVtableSlot,
typelib_TypeDescriptionReference * pReturnTypeRef,
sal_Int32 nParams, typelib_MethodParameter * pParams,
void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
{
// max space for: [complex ret ptr], values|ptr ...
char * pCppStack = (char *)alloca( ((nParams+3) * sizeof(sal_Int64)) );
char * pCppStackStart = pCppStack;
// return
typelib_TypeDescription * pReturnTypeDescr = 0;
TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
void * pReturnSpace = 0;
if (pReturnTypeDescr)
{
if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
{
pCppReturn = pUnoReturn; // direct way for simple types
}
else
{
// complex return via ptr
pCppReturn = *(void **)pCppStack
= (bridges::cpp_uno::shared::relatesToInterfaceType(
pReturnTypeDescr )
? alloca( pReturnTypeDescr->nSize )
: pUnoReturn); // direct way
pCppStack += sizeof(void *);
}
}
// push this
void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI())
+ aVtableSlot.offset;
*(void**)pCppStack = pAdjustedThisPtr;
pCppStack += sizeof( void* );
const int nMaxParams = 32;
// args
void * args_buffer[3 * nMaxParams];
void ** pCppArgs = (void **)(nParams > nMaxParams ? rtl_allocateMemory( 3 * sizeof(void *) * nParams ) : args_buffer);
// indizes of values this have to be converted (interface conversion cpp<=>uno)
sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
// type descriptions for reconversions
typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
sal_Int32 nTempIndizes = 0;
const int nTempBufferSize = 256;
sal_Int32 nTempBufferPos = 0;
long params_buffer[nTempBufferSize];
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 ))
{
pCppArgs[ nPos ] = pCppStack;
uno_copyAndConvertData( pCppArgs[nPos], pUnoArgs[nPos], pParamTypeDescr,
pThis->getBridge()->getUno2Cpp() );
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
{
if (! rParam.bIn) // is pure out
{
// cpp out is constructed mem, uno out is not!
if (pParamTypeDescr->nSize > (sizeof(long) * (nTempBufferSize - nTempBufferPos)))
{
uno_constructData(
*(void **)pCppStack = pCppArgs[nPos] = rtl_allocateMemory( pParamTypeDescr->nSize ),
pParamTypeDescr );
pTempIndizes[nTempIndizes] = nPos | 0x80000000; // default constructed for cpp call
}
else
{
uno_constructData(
*(void **)pCppStack = pCppArgs[nPos] = (params_buffer + nTempBufferPos),
pParamTypeDescr );
pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
nTempBufferPos += (pParamTypeDescr->nSize / sizeof(long)) +1;
}
// will be released at reconversion
ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
}
// is in/inout
else if (bridges::cpp_uno::shared::relatesToInterfaceType(
pParamTypeDescr ))
{
if (pParamTypeDescr->nSize > (sizeof(long)*(nTempBufferSize - nTempBufferPos)))
{
uno_copyAndConvertData(
*(void **)pCppStack = pCppArgs[nPos] = rtl_allocateMemory( pParamTypeDescr->nSize ),
pUnoArgs[nPos], pParamTypeDescr,
pThis->getBridge()->getUno2Cpp() );
pTempIndizes[nTempIndizes] = nPos | 0x80000000; // has to be reconverted
}
else
{
uno_copyAndConvertData(
*(void **)pCppStack = pCppArgs[nPos] = (params_buffer + nTempBufferPos),
pUnoArgs[nPos], pParamTypeDescr,
pThis->getBridge()->getUno2Cpp() );
pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
nTempBufferPos += (pParamTypeDescr->nSize / sizeof(long)) +1;
}
// will be released at reconversion
ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
}
else // direct way
{
*(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
// no longer needed
TYPELIB_DANGER_RELEASE( pParamTypeDescr );
}
}
pCppStack += sizeof(sal_Int32); // standard parameter length
}
try
{
int nStackLongs = (pCppStack - pCppStackStart)/sizeof(sal_Int32);
if( nStackLongs & 1 )
// stack has to be 8 byte aligned
nStackLongs++;
callVirtualMethod(
pAdjustedThisPtr, aVtableSlot.index,
pCppReturn,
pReturnTypeDescr->eTypeClass,
(sal_Int32 *)pCppStackStart,
nStackLongs
);
// NO exception occured...
*ppUnoExc = 0;
// reconvert temporary params
for ( ; nTempIndizes--; )
{
sal_Int32 nIndex = pTempIndizes[nTempIndizes];
sal_Bool bAllocated = (nIndex & 0x80000000) != 0;
nIndex &= 0x7fffffff;
typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
if (pParams[nIndex].bIn)
{
if (pParams[nIndex].bOut) // inout
{
uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
pThis->getBridge()->getCpp2Uno() );
}
}
else // pure out
{
uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
pThis->getBridge()->getCpp2Uno() );
}
// destroy temp cpp param => cpp: every param was constructed
uno_destructData(
pCppArgs[nIndex], pParamTypeDescr,
reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
if (bAllocated)
rtl_freeMemory( pCppArgs[nIndex] );
TYPELIB_DANGER_RELEASE( pParamTypeDescr );
}
// return value
if (pCppReturn && pUnoReturn != pCppReturn)
{
uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
pThis->getBridge()->getCpp2Uno() );
uno_destructData(
pCppReturn, pReturnTypeDescr,
reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
}
}
catch( ... )
{
void* pExc = __Crun::ex_get();
const char* pName = __Cimpl::ex_name();
// get exception
CPPU_CURRENT_NAMESPACE::cc50_solaris_intel_fillUnoException(
pExc, pName, *ppUnoExc,
pThis->getBridge()->getCpp2Uno());
// temporary params
for ( ; nTempIndizes--; )
{
sal_Int32 nIndex = pTempIndizes[nTempIndizes];
sal_Bool bAllocated = (nIndex & 0x80000000) != 0;
nIndex &= 0x7fffffff;
// destroy temp cpp param => cpp: every param was constructed
uno_destructData(
pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes],
reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
if (bAllocated)
rtl_freeMemory( pCppArgs[nIndex] );
TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
}
// return type
if (pReturnTypeDescr)
TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
}
if (pCppArgs != (void **)args_buffer)
rtl_freeMemory( pCppArgs );
if (pReturnSpace)
rtl_freeMemory( pReturnSpace );
}
}
namespace bridges { namespace cpp_uno { namespace shared {
void unoInterfaceProxyDispatch(
uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
void * pReturn, void * pArgs[], uno_Any ** ppException )
{
// is my surrogate
bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
= static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI);
typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
switch (pMemberDescr->eTypeClass)
{
case typelib_TypeClass_INTERFACE_ATTRIBUTE:
{
VtableSlot aVtableSlot(
getVtableSlot(
reinterpret_cast<
typelib_InterfaceAttributeTypeDescription const * >(
pMemberDescr)));
if (pReturn)
{
// dependent dispatch
cpp_call(
pThis, aVtableSlot,
((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
0, 0, // no params
pReturn, pArgs, ppException );
}
else
{
// is SET
typelib_MethodParameter aParam;
aParam.pTypeRef =
((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
aParam.bIn = sal_True;
aParam.bOut = sal_False;
typelib_TypeDescriptionReference * pReturnTypeRef = 0;
OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
typelib_typedescriptionreference_new(
&pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
// dependent dispatch
aVtableSlot.index += 1; // get, then set method
cpp_call(
pThis, aVtableSlot,
pReturnTypeRef,
1, &aParam,
pReturn, pArgs, ppException );
typelib_typedescriptionreference_release( pReturnTypeRef );
}
break;
}
case typelib_TypeClass_INTERFACE_METHOD:
{
VtableSlot aVtableSlot(
getVtableSlot(
reinterpret_cast<
typelib_InterfaceMethodTypeDescription const * >(
pMemberDescr)));
switch (aVtableSlot.index)
{
// standard calls
case 1: // acquire uno interface
(*pUnoI->acquire)( pUnoI );
*ppException = 0;
break;
case 2: // release uno interface
(*pUnoI->release)( pUnoI );
*ppException = 0;
break;
case 0: // queryInterface() opt
{
typelib_TypeDescription * pTD = 0;
TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
if (pTD)
{
uno_Interface * pInterface = 0;
(*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
pThis->pBridge->getUnoEnv(),
(void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
if (pInterface)
{
::uno_any_construct(
reinterpret_cast< uno_Any * >( pReturn ),
&pInterface, pTD, 0 );
(*pInterface->release)( pInterface );
TYPELIB_DANGER_RELEASE( pTD );
*ppException = 0;
break;
}
TYPELIB_DANGER_RELEASE( pTD );
}
} // else perform queryInterface()
default:
// dependent dispatch
cpp_call(
pThis, aVtableSlot,
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
pReturn, pArgs, ppException );
}
break;
}
default:
{
::com::sun::star::uno::RuntimeException aExc(
OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
Type const & rExcType = ::getCppuType( &aExc );
// binary identical null reference
::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
}
}
}
} } }