/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_bridges.hxx"
#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 "share.hxx"
#include <stdio.h>
extern "C" { extern void (*privateSnippetExecutor)(); }
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, long r8,
void ** gpreg, void ** fpreg, void ** ovrflw,
sal_Int64 * pRegisterReturn /* space for register return */ )
{
#ifdef CMC_DEBUG
fprintf(stderr, "as far as cpp2uno_call\n");
#endif
int ng = 0; //number of gpr registers used
int nf = 0; //number of fpr regsiters used
// 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 ( ia64::return_in_hidden_param( pReturnTypeRef ) ) // complex return via ptr passed as hidden parameter reg (pCppReturn)
{
pCppReturn = *(void **)gpreg;
gpreg++;
ng++;
pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
? alloca( pReturnTypeDescr->nSize )
: pCppReturn); // direct way
}
else if ( ia64::return_via_r8_buffer( pReturnTypeRef ) ) // complex return via ptr passed in r8
{
pCppReturn = (void *)r8;
pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
? alloca( pReturnTypeDescr->nSize )
: pCppReturn); // direct way
}
else
pUnoReturn = pRegisterReturn; // direct way for simple types
}
// pop this
gpreg++;
ng++;
// stack space
OSL_ENSURE( sizeof(void *) == sizeof(sal_Int64), "### 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;
bool bOverFlowUsed = false;
for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
{
const typelib_MethodParameter & rParam = pParams[nPos];
typelib_TypeDescription * pParamTypeDescr = 0;
TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
#ifdef CMC_DEBUG
fprintf(stderr, "arg %d of %d\n", nPos, nParams);
#endif
//I think it is impossible to get UNO to pass structs as parameters by copy
if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
{
#ifdef CMC_DEBUG
fprintf(stderr, "simple\n");
#endif
switch (pParamTypeDescr->eTypeClass)
{
case typelib_TypeClass_FLOAT:
if (nf < ia64::MAX_SSE_REGS && ng < ia64::MAX_GPR_REGS)
{
float tmp = (float) (*((double *)fpreg));
(*((float *) fpreg)) = tmp;
pCppArgs[nPos] = pUnoArgs[nPos] = fpreg++;
nf++;
gpreg++;
ng++;
}
else
{
pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
bOverFlowUsed = true;
}
if (bOverFlowUsed) ovrflw++;
break;
case typelib_TypeClass_DOUBLE:
if (nf < ia64::MAX_SSE_REGS && ng < ia64::MAX_GPR_REGS)
{
pCppArgs[nPos] = pUnoArgs[nPos] = fpreg++;
nf++;
gpreg++;
ng++;
}
else
{
pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
bOverFlowUsed = true;
}
if (bOverFlowUsed) ovrflw++;
break;
case typelib_TypeClass_BYTE:
case typelib_TypeClass_BOOLEAN:
case typelib_TypeClass_CHAR:
case typelib_TypeClass_SHORT:
case typelib_TypeClass_UNSIGNED_SHORT:
case typelib_TypeClass_ENUM:
case typelib_TypeClass_LONG:
case typelib_TypeClass_UNSIGNED_LONG:
default:
if (ng < ia64::MAX_GPR_REGS)
{
pCppArgs[nPos] = pUnoArgs[nPos] = gpreg++;
ng++;
}
else
{
pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw;
bOverFlowUsed = true;
}
if (bOverFlowUsed) ovrflw++;
break;
}
// no longer needed
TYPELIB_DANGER_RELEASE( pParamTypeDescr );
}
else // ptr to complex value | ref
{
#ifdef CMC_DEBUG
fprintf(stderr, "complex, ng is %d\n", ng);
#endif
void *pCppStack; //temporary stack pointer
if (ng < ia64::MAX_GPR_REGS)
{
pCppArgs[nPos] = pCppStack = *gpreg++;
ng++;
}
else
{
pCppArgs[nPos] = pCppStack = *ovrflw;
bOverFlowUsed = true;
}
if (bOverFlowUsed) ovrflw++;
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 ),
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] = pCppStack;
// no longer needed
TYPELIB_DANGER_RELEASE( pParamTypeDescr );
}
}
}
#ifdef CMC_DEBUG
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 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 );
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 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->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 = ia64::return_via_r8_buffer(pReturnTypeRef) ? typelib_TypeClass_VOID : (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, long sp, long r8,
sal_Int64 * pRegisterReturn /* space for register return */ )
{
OSL_ENSURE( sizeof(sal_Int64)==sizeof(void *), "### unexpected!" );
sal_Int32 nVtableOffset = (nOffsetAndIndex >> 32);
sal_Int32 nFunctionIndex = (nOffsetAndIndex & 0xFFFFFFFF);
void ** ovrflw = (void**)(sp);
// gpreg: [ret *], this, [other gpr params]
// fpreg: [fpr params]
// ovrflw: [gpr or fpr params (properly aligned)]
void * pThis;
if (nFunctionIndex & 0x80000000 )
{
nFunctionIndex &= 0x7fffffff;
pThis = gpreg[1];
#ifdef CMC_DEBUG
fprintf(stderr, "pThis is gpreg[1]\n");
#endif
}
else
{
pThis = gpreg[0];
#ifdef CMC_DEBUG
fprintf(stderr, "pThis is gpreg[0]\n");
#endif
}
#ifdef CMC_DEBUG
fprintf(stderr, "pThis is %p\n", pThis);
#endif
pThis = static_cast< char * >(pThis) - nVtableOffset;
#ifdef CMC_DEBUG
fprintf(stderr, "pThis is now %p\n", pThis);
#endif
bridges::cpp_uno::shared::CppInterfaceProxy * pCppI
= bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy(
pThis);
typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr();
#ifdef CMC_DEBUG
fprintf(stderr, "indexes are %d %d\n", nFunctionIndex, pTypeDescr->nMapFunctionIndexToMemberIndex);
#endif
OSL_ENSURE( nFunctionIndex < pTypeDescr->nMapFunctionIndexToMemberIndex, "### illegal vtable index!" );
if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex)
{
throw RuntimeException(
rtl::OUString::createFromAscii("illegal vtable index!"),
(XInterface *)pThis );
}
// determine called method
sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex];
OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### illegal member index!" );
#ifdef CMC_DEBUG
fprintf(stderr, "members are %d %d\n", nMemberPos, pTypeDescr->nAllMembers);
#endif
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
r8, 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,
r8, 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,
r8, gpreg, fpreg, ovrflw, pRegisterReturn );
}
break;
}
default:
{
#ifdef CMC_DEBUG
fprintf(stderr, "screwed\n");
#endif
throw RuntimeException(
rtl::OUString::createFromAscii("no member description found!"),
(XInterface *)pThis );
// is here for dummy
eRet = typelib_TypeClass_VOID;
}
}
#ifdef CMC_DEBUG
fprintf(stderr, "end of cpp_mediate\n");
#endif
return eRet;
}
}
extern "C" ia64::RegReturn cpp_vtable_call(
long in0, long in1, long in2, long in3, long in4, long in5, long in6, long in7,
long firstonstack
)
{
register long r15 asm("r15");
long r8 = r15;
register long r14 asm("r14");
long nOffsetAndIndex = r14;
long sp = (long)&firstonstack;
sal_uInt64 gpreg[ia64::MAX_GPR_REGS];
gpreg[0] = in0;
gpreg[1] = in1;
gpreg[2] = in2;
gpreg[3] = in3;
gpreg[4] = in4;
gpreg[5] = in5;
gpreg[6] = in6;
gpreg[7] = in7;
double fpreg[ia64::MAX_SSE_REGS];
register double f8 asm("f8"); fpreg[0] = f8;
register double f9 asm("f9"); fpreg[1] = f9;
register double f10 asm("f10"); fpreg[2] = f10;
register double f11 asm("f11"); fpreg[3] = f11;
register double f12 asm("f12"); fpreg[4] = f12;
register double f13 asm("f13"); fpreg[5] = f13;
register double f14 asm("f14"); fpreg[6] = f14;
register double f15 asm("f15"); fpreg[7] = f15;
#ifdef CMC_DEBUG
fprintf(stderr, "cpp_vtable_call called with %lx\n", nOffsetAndIndex);
fprintf(stderr, "adump is %lx %lx %lx %lx %lx %lx %lx %lx\n", in0, in1, in2, in3, in4, in5, in6, in7);
fprintf(stderr, "bdump is %f %f %f %f %f %f %f %f\n", f8, f9, f10, f11, f12, f13, f14, f15);
#endif
volatile long nRegReturn[4] = { 0 };
typelib_TypeClass aType =
cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, sp, r8, (sal_Int64*)&nRegReturn[0]);
ia64::RegReturn ret;
switch( aType )
{
case typelib_TypeClass_VOID:
break;
case typelib_TypeClass_BOOLEAN:
case typelib_TypeClass_BYTE:
case typelib_TypeClass_CHAR:
case typelib_TypeClass_UNSIGNED_SHORT:
case typelib_TypeClass_SHORT:
case typelib_TypeClass_ENUM:
case typelib_TypeClass_UNSIGNED_LONG:
case typelib_TypeClass_LONG:
case typelib_TypeClass_UNSIGNED_HYPER:
case typelib_TypeClass_HYPER:
ret.r8 = nRegReturn[0];
break;
case typelib_TypeClass_FLOAT:
asm volatile("ldfs f8=%0" : : "m"((*((float*)&nRegReturn))) : "f8");
break;
case typelib_TypeClass_DOUBLE:
asm volatile("ldfd f8=%0" : : "m"((*((double*)&nRegReturn))) : "f8");
break;
case typelib_TypeClass_STRUCT:
case typelib_TypeClass_EXCEPTION:
{
ret.r8 = nRegReturn[0];
ret.r9 = nRegReturn[1];
ret.r10 = nRegReturn[2];
ret.r11 = nRegReturn[3];
break;
}
default:
break;
}
return ret;
}
namespace
{
const int codeSnippetSize = 40;
bridges::cpp_uno::shared::VtableFactory::Slot codeSnippet( unsigned char * code, sal_PtrDiff writetoexecdiff, sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset,
bool bHasHiddenParam )
{
#ifdef CMC_DEBUG
fprintf(stderr, "size is %d\n", codeSnippetSize);
fprintf(stderr,"in codeSnippet functionIndex is %x\n", nFunctionIndex);
fprintf(stderr,"in codeSnippet vtableOffset is %x\n", nVtableOffset);
#endif
sal_uInt64 nOffsetAndIndex = ( ( (sal_uInt64) nVtableOffset ) << 32 ) | ( (sal_uInt64) nFunctionIndex );
if ( bHasHiddenParam )
nOffsetAndIndex |= 0x80000000;
long *raw = (long *)code;
bridges::cpp_uno::shared::VtableFactory::Slot* destination = (bridges::cpp_uno::shared::VtableFactory::Slot*)cpp_vtable_call;
raw[0] = (long)&privateSnippetExecutor;
raw[1] = (long)&raw[2];
raw[2] = nOffsetAndIndex;
raw[3] = destination->gp_value;
return *(bridges::cpp_uno::shared::VtableFactory::Slot*)(code+writetoexecdiff);
}
}
void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *, unsigned char const *)
{
}
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);
Slot foo = {0,0};
slots[-2] = foo;
slots[-1] = foo;
return slots + slotCount;
}
unsigned char * bridges::cpp_uno::shared::VtableFactory::addLocalFunctions(
Slot ** in_slots, unsigned char * code, sal_PtrDiff writetoexecdiff,
typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset,
sal_Int32 functionCount, sal_Int32 vtableOffset)
{
(*in_slots) -= functionCount;
Slot * slots = *in_slots;
#ifdef CMC_DEBUG
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]);
OSL_ASSERT(member != 0);
switch (member->eTypeClass) {
case typelib_TypeClass_INTERFACE_ATTRIBUTE:
// Getter:
*slots++ = codeSnippet(
code, writetoexecdiff, functionOffset++, vtableOffset,
ia64::return_in_hidden_param(
reinterpret_cast<
typelib_InterfaceAttributeTypeDescription * >(
member)->pAttributeTypeRef));
code += codeSnippetSize;
// Setter:
if (!reinterpret_cast<
typelib_InterfaceAttributeTypeDescription * >(
member)->bReadOnly)
{
*slots++ = codeSnippet(code, writetoexecdiff, functionOffset++, vtableOffset, false);
code += codeSnippetSize;
}
break;
case typelib_TypeClass_INTERFACE_METHOD:
*slots++ = codeSnippet(
code, writetoexecdiff, functionOffset++, vtableOffset,
ia64::return_in_hidden_param(
reinterpret_cast<
typelib_InterfaceMethodTypeDescription * >(
member)->pReturnTypeRef));
code += codeSnippetSize;
break;
default:
OSL_ASSERT(false);
break;
}
TYPELIB_DANGER_RELEASE(member);
}
return code;
}
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