161dff127SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
361dff127SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
461dff127SAndrew Rist * or more contributor license agreements. See the NOTICE file
561dff127SAndrew Rist * distributed with this work for additional information
661dff127SAndrew Rist * regarding copyright ownership. The ASF licenses this file
761dff127SAndrew Rist * to you under the Apache License, Version 2.0 (the
861dff127SAndrew Rist * "License"); you may not use this file except in compliance
961dff127SAndrew Rist * with the License. You may obtain a copy of the License at
1061dff127SAndrew Rist *
1161dff127SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
1261dff127SAndrew Rist *
1361dff127SAndrew Rist * Unless required by applicable law or agreed to in writing,
1461dff127SAndrew Rist * software distributed under the License is distributed on an
1561dff127SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
1661dff127SAndrew Rist * KIND, either express or implied. See the License for the
1761dff127SAndrew Rist * specific language governing permissions and limitations
1861dff127SAndrew Rist * under the License.
1961dff127SAndrew Rist *
2061dff127SAndrew Rist *************************************************************/
2161dff127SAndrew Rist
2261dff127SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir #include <malloc.h>
25cdf0e10cSrcweir
26cdf0e10cSrcweir #include <com/sun/star/uno/genfunc.hxx>
27cdf0e10cSrcweir #include <uno/data.h>
28cdf0e10cSrcweir
29cdf0e10cSrcweir #include "bridges/cpp_uno/shared/bridge.hxx"
30cdf0e10cSrcweir #include "bridges/cpp_uno/shared/types.hxx"
31cdf0e10cSrcweir #include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
32cdf0e10cSrcweir #include "bridges/cpp_uno/shared/vtables.hxx"
33cdf0e10cSrcweir
34cdf0e10cSrcweir #include "share.hxx"
35cdf0e10cSrcweir
36cdf0e10cSrcweir //#define BRDEBUG
37cdf0e10cSrcweir #ifdef BRDEBUG
38cdf0e10cSrcweir #include <stdio.h>
39cdf0e10cSrcweir #endif
40cdf0e10cSrcweir
41cdf0e10cSrcweir
42cdf0e10cSrcweir using namespace ::rtl;
43cdf0e10cSrcweir using namespace ::com::sun::star::uno;
44cdf0e10cSrcweir
45cdf0e10cSrcweir namespace
46cdf0e10cSrcweir {
47cdf0e10cSrcweir
48cdf0e10cSrcweir
49cdf0e10cSrcweir //==================================================================================================
callVirtualMethod(void * pAdjustedThisPtr,sal_Int32 nVtableIndex,void * pRegisterReturn,typelib_TypeClass eReturnType,char * pPT,sal_Int32 * pStackLongs,sal_Int32)50cdf0e10cSrcweir static void callVirtualMethod(
51cdf0e10cSrcweir void * pAdjustedThisPtr,
52cdf0e10cSrcweir sal_Int32 nVtableIndex,
53cdf0e10cSrcweir void * pRegisterReturn,
54cdf0e10cSrcweir typelib_TypeClass eReturnType,
55cdf0e10cSrcweir char * pPT,
56cdf0e10cSrcweir sal_Int32 * pStackLongs,
57cdf0e10cSrcweir sal_Int32 /*nStackLongs*/)
58cdf0e10cSrcweir {
59cdf0e10cSrcweir
60cdf0e10cSrcweir // parameter list is mixed list of * and values
61cdf0e10cSrcweir // reference parameters are pointers
62cdf0e10cSrcweir
63cdf0e10cSrcweir unsigned long * mfunc; // actual function to be invoked
64cdf0e10cSrcweir void (*ptr)();
65cdf0e10cSrcweir int gpr[4]; // storage for gpregisters, map to a0-a3
66cdf0e10cSrcweir int off; // offset used to find function
67cdf0e10cSrcweir int nw; // number of words mapped
68cdf0e10cSrcweir long *p; // pointer to parameter overflow area
69cdf0e10cSrcweir int c; // character of parameter type being decoded
70cdf0e10cSrcweir int iret, iret2; // temporary function return values
71cdf0e10cSrcweir
72cdf0e10cSrcweir // never called
73cdf0e10cSrcweir if (! pAdjustedThisPtr ) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something
74cdf0e10cSrcweir
75cdf0e10cSrcweir #ifdef BRDEBUG
76cdf0e10cSrcweir fprintf(stderr,"in CallVirtualMethod\n");
77cdf0e10cSrcweir #endif
78cdf0e10cSrcweir
79cdf0e10cSrcweir // Because of the MIPS O32 calling conventions we could be passing
80cdf0e10cSrcweir // parameters in both register types and on the stack. To create the
81cdf0e10cSrcweir // stack parameter area we need we now simply allocate local
82cdf0e10cSrcweir // variable storage param[] that is at least the size of the parameter stack
83cdf0e10cSrcweir // (more than enough space) which we can overwrite the parameters into.
84cdf0e10cSrcweir
85cdf0e10cSrcweir /* p = sp - 512; new sp will be p - 16, but we don't change sp
86cdf0e10cSrcweir * at this time to avoid breaking ABI--not sure whether changing sp will break
87*2d7df7e0SJohn Bampton * references to local variables. For the same reason, we use absolute value.
88cdf0e10cSrcweir */
89cdf0e10cSrcweir __asm__ __volatile__ (
90cdf0e10cSrcweir "addiu $2,$29,-512\n\t"
91cdf0e10cSrcweir "move %0,$2\n\t"
92cdf0e10cSrcweir :"=r"(p): : "$2","$29" );
93cdf0e10cSrcweir
94cdf0e10cSrcweir #ifdef BRDEBUG
95cdf0e10cSrcweir if (nStackLongs * 4 > 512 )
96cdf0e10cSrcweir fprintf(stderr,"too many arguments");
97cdf0e10cSrcweir #endif
98cdf0e10cSrcweir
99cdf0e10cSrcweir // now begin to load the C++ function arguments into storage
100cdf0e10cSrcweir nw = 0;
101cdf0e10cSrcweir
102cdf0e10cSrcweir // now we need to parse the entire signature string */
103cdf0e10cSrcweir // until we get the END indicator */
104cdf0e10cSrcweir
105cdf0e10cSrcweir // treat complex return pointer like any other parameter //
106cdf0e10cSrcweir
107cdf0e10cSrcweir #ifdef BRDEBUG
108cdf0e10cSrcweir fprintf(stderr,"overflow area pointer p=%p\n",p);
109cdf0e10cSrcweir
110cdf0e10cSrcweir /* Let's figure out what is really going on here*/
11107a3d7f1SPedro Giffuni fprintf(stderr,"callVirtualMethod parameters string is %s\n",pPT);
112cdf0e10cSrcweir int k = nStackLongs;
113cdf0e10cSrcweir long * q = (long *)pStackLongs;
114cdf0e10cSrcweir while (k > 0) {
115cdf0e10cSrcweir fprintf(stderr,"uno stack is: %x\n",(unsigned int)*q);
116cdf0e10cSrcweir k--;
117cdf0e10cSrcweir q++;
118cdf0e10cSrcweir }
119cdf0e10cSrcweir #endif
120cdf0e10cSrcweir
121cdf0e10cSrcweir /* parse the argument list up to the ending ) */
122cdf0e10cSrcweir while (*pPT != 'X') {
123cdf0e10cSrcweir c = *pPT;
124cdf0e10cSrcweir switch (c) {
125cdf0e10cSrcweir case 'D': /* type is double */
126cdf0e10cSrcweir /* treat the same as long long */
127cdf0e10cSrcweir case 'H': /* type is long long */
128cdf0e10cSrcweir if (nw & 1) nw++; /* note even elements gpr[] will map to
129cdf0e10cSrcweir odd registers*/
130cdf0e10cSrcweir if (nw < 4) {
131cdf0e10cSrcweir gpr[nw++] = *pStackLongs;
132cdf0e10cSrcweir gpr[nw++] = *(pStackLongs+1);
133cdf0e10cSrcweir } else {
134cdf0e10cSrcweir if (((long) p) & 4)
135cdf0e10cSrcweir p++;
136cdf0e10cSrcweir *p++ = *pStackLongs;
137cdf0e10cSrcweir *p++ = *(pStackLongs+1);
138cdf0e10cSrcweir }
139cdf0e10cSrcweir pStackLongs += 2;
140cdf0e10cSrcweir break;
141cdf0e10cSrcweir
142cdf0e10cSrcweir case 'S':
143cdf0e10cSrcweir if (nw < 4) {
144cdf0e10cSrcweir gpr[nw++] = *((unsigned short*)pStackLongs);
145cdf0e10cSrcweir } else {
146cdf0e10cSrcweir *p++ = *((unsigned short *)pStackLongs);
147cdf0e10cSrcweir }
148cdf0e10cSrcweir pStackLongs += 1;
149cdf0e10cSrcweir break;
150cdf0e10cSrcweir
151cdf0e10cSrcweir case 'B':
152cdf0e10cSrcweir if (nw < 4) {
153cdf0e10cSrcweir gpr[nw++] = *((char *)pStackLongs);
154cdf0e10cSrcweir } else {
155cdf0e10cSrcweir *p++ = *((char *)pStackLongs);
156cdf0e10cSrcweir }
157cdf0e10cSrcweir pStackLongs += 1;
158cdf0e10cSrcweir break;
159cdf0e10cSrcweir
160cdf0e10cSrcweir default:
161cdf0e10cSrcweir if (nw < 4) {
162cdf0e10cSrcweir gpr[nw++] = *pStackLongs;
163cdf0e10cSrcweir } else {
164cdf0e10cSrcweir *p++ = *pStackLongs;
165cdf0e10cSrcweir }
166cdf0e10cSrcweir pStackLongs += 1;
167cdf0e10cSrcweir break;
168cdf0e10cSrcweir }
169cdf0e10cSrcweir pPT++;
170cdf0e10cSrcweir }
171cdf0e10cSrcweir
172cdf0e10cSrcweir /* figure out the address of the function we need to invoke */
173cdf0e10cSrcweir off = nVtableIndex;
174cdf0e10cSrcweir off = off * 4; // 4 bytes per slot
175cdf0e10cSrcweir mfunc = *((unsigned long **)pAdjustedThisPtr); // get the address of the vtable
176cdf0e10cSrcweir mfunc = (unsigned long *)((char *)mfunc + off); // get the address from the vtable entry at offset
177cdf0e10cSrcweir mfunc = *((unsigned long **)mfunc); // the function is stored at the address
178cdf0e10cSrcweir ptr = (void (*)())mfunc;
179cdf0e10cSrcweir
180cdf0e10cSrcweir #ifdef BRDEBUG
181cdf0e10cSrcweir fprintf(stderr,"calling function %p\n",mfunc);
182cdf0e10cSrcweir #endif
183cdf0e10cSrcweir
184cdf0e10cSrcweir /* Set up the machine registers and invoke the function */
185cdf0e10cSrcweir
186cdf0e10cSrcweir __asm__ __volatile__ (
187cdf0e10cSrcweir "lw $4, 0(%0)\n\t"
188cdf0e10cSrcweir "lw $5, 4(%0)\n\t"
189cdf0e10cSrcweir "lw $6, 8(%0)\n\t"
190cdf0e10cSrcweir "lw $7, 12(%0)\n\t"
191cdf0e10cSrcweir : : "r" (gpr)
192cdf0e10cSrcweir : "$4", "$5", "$6", "$7"
193cdf0e10cSrcweir );
194cdf0e10cSrcweir
195cdf0e10cSrcweir __asm__ __volatile__ ("addiu $29,$29,-528\r\n":::"$29");
196cdf0e10cSrcweir
197cdf0e10cSrcweir (*ptr)();
198cdf0e10cSrcweir
199cdf0e10cSrcweir __asm__ __volatile__ ("addiu $29,$29,528\r\n":::"$29");
200cdf0e10cSrcweir
201cdf0e10cSrcweir __asm__ __volatile__ (
202cdf0e10cSrcweir "sw $2,%0 \n\t"
203cdf0e10cSrcweir "sw $3,%1 \n\t"
204cdf0e10cSrcweir : "=m" (iret), "=m" (iret2) : );
205cdf0e10cSrcweir register float fret asm("$f0");
206cdf0e10cSrcweir register double dret asm("$f0");
207cdf0e10cSrcweir
208cdf0e10cSrcweir switch( eReturnType )
209cdf0e10cSrcweir {
210cdf0e10cSrcweir case typelib_TypeClass_HYPER:
211cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_HYPER:
212cdf0e10cSrcweir ((long*)pRegisterReturn)[1] = iret2; // fall through
213cdf0e10cSrcweir case typelib_TypeClass_LONG:
214cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_LONG:
215cdf0e10cSrcweir case typelib_TypeClass_ENUM:
216cdf0e10cSrcweir ((long*)pRegisterReturn)[0] = iret;
217cdf0e10cSrcweir break;
218cdf0e10cSrcweir case typelib_TypeClass_CHAR:
219cdf0e10cSrcweir case typelib_TypeClass_SHORT:
220cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_SHORT:
221cdf0e10cSrcweir *(unsigned short*)pRegisterReturn = (unsigned short)iret;
222cdf0e10cSrcweir break;
223cdf0e10cSrcweir case typelib_TypeClass_BOOLEAN:
224cdf0e10cSrcweir case typelib_TypeClass_BYTE:
225cdf0e10cSrcweir *(unsigned char*)pRegisterReturn = (unsigned char)iret;
226cdf0e10cSrcweir break;
227cdf0e10cSrcweir case typelib_TypeClass_FLOAT:
228cdf0e10cSrcweir *(float*)pRegisterReturn = fret;
229cdf0e10cSrcweir break;
230cdf0e10cSrcweir case typelib_TypeClass_DOUBLE:
231cdf0e10cSrcweir *(double*)pRegisterReturn = dret;
232cdf0e10cSrcweir break;
233cdf0e10cSrcweir default:
234cdf0e10cSrcweir break;
235cdf0e10cSrcweir }
236cdf0e10cSrcweir }
237cdf0e10cSrcweir
238cdf0e10cSrcweir
239cdf0e10cSrcweir //==================================================================================================
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)240cdf0e10cSrcweir static void cpp_call(
241cdf0e10cSrcweir bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
242cdf0e10cSrcweir bridges::cpp_uno::shared::VtableSlot aVtableSlot,
243cdf0e10cSrcweir typelib_TypeDescriptionReference * pReturnTypeRef,
244cdf0e10cSrcweir sal_Int32 nParams, typelib_MethodParameter * pParams,
245cdf0e10cSrcweir void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
246cdf0e10cSrcweir {
247cdf0e10cSrcweir // max space for: [complex ret ptr], values|ptr ...
248cdf0e10cSrcweir char * pCppStack =
249cdf0e10cSrcweir (char *)alloca( sizeof(sal_Int32) + ((nParams+2) * sizeof(sal_Int64)) );
250cdf0e10cSrcweir char * pCppStackStart = pCppStack;
251cdf0e10cSrcweir
252cdf0e10cSrcweir // need to know parameter types for callVirtualMethod so generate a signature string
253cdf0e10cSrcweir char * pParamType = (char *) alloca(nParams+2);
254cdf0e10cSrcweir char * pPT = pParamType;
255cdf0e10cSrcweir
256cdf0e10cSrcweir #ifdef BRDEBUG
257cdf0e10cSrcweir fprintf(stderr,"in cpp_call\n");
258cdf0e10cSrcweir #endif
259cdf0e10cSrcweir
260cdf0e10cSrcweir // return
261cdf0e10cSrcweir typelib_TypeDescription * pReturnTypeDescr = 0;
262cdf0e10cSrcweir TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
263cdf0e10cSrcweir // OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
264cdf0e10cSrcweir
265cdf0e10cSrcweir void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
266cdf0e10cSrcweir
267cdf0e10cSrcweir if (pReturnTypeDescr)
268cdf0e10cSrcweir {
269cdf0e10cSrcweir if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
270cdf0e10cSrcweir {
271cdf0e10cSrcweir pCppReturn = pUnoReturn; // direct way for simple types
272cdf0e10cSrcweir }
273cdf0e10cSrcweir else
274cdf0e10cSrcweir {
275cdf0e10cSrcweir // complex return via ptr
276cdf0e10cSrcweir pCppReturn = *(void **)pCppStack =
277cdf0e10cSrcweir (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
278cdf0e10cSrcweir ? alloca( pReturnTypeDescr->nSize ): pUnoReturn); // direct way
279cdf0e10cSrcweir *pPT++ = 'I'; //signify that a complex return type on stack
280cdf0e10cSrcweir pCppStack += sizeof(void *);
281cdf0e10cSrcweir }
282cdf0e10cSrcweir }
283cdf0e10cSrcweir // push this
284cdf0e10cSrcweir void* pAdjustedThisPtr = reinterpret_cast< void **>(pThis->getCppI()) + aVtableSlot.offset;
285cdf0e10cSrcweir *(void**)pCppStack = pAdjustedThisPtr;
286cdf0e10cSrcweir pCppStack += sizeof( void* );
287cdf0e10cSrcweir *pPT++ = 'I';
288cdf0e10cSrcweir
289cdf0e10cSrcweir // stack space
290cdf0e10cSrcweir // OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
291cdf0e10cSrcweir // args
292cdf0e10cSrcweir void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams );
293cdf0e10cSrcweir // indizes of values this have to be converted (interface conversion cpp<=>uno)
294cdf0e10cSrcweir sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
295cdf0e10cSrcweir // type descriptions for reconversions
296cdf0e10cSrcweir typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
297cdf0e10cSrcweir
298cdf0e10cSrcweir sal_Int32 nTempIndizes = 0;
299cdf0e10cSrcweir
300cdf0e10cSrcweir for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
301cdf0e10cSrcweir {
302cdf0e10cSrcweir const typelib_MethodParameter & rParam = pParams[nPos];
303cdf0e10cSrcweir typelib_TypeDescription * pParamTypeDescr = 0;
304cdf0e10cSrcweir TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
305cdf0e10cSrcweir
306cdf0e10cSrcweir if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
307cdf0e10cSrcweir {
308cdf0e10cSrcweir uno_copyAndConvertData( pCppArgs[nPos] = pCppStack, pUnoArgs[nPos], pParamTypeDescr,
309cdf0e10cSrcweir pThis->getBridge()->getUno2Cpp() );
310cdf0e10cSrcweir
311cdf0e10cSrcweir switch (pParamTypeDescr->eTypeClass)
312cdf0e10cSrcweir {
313cdf0e10cSrcweir
314cdf0e10cSrcweir // we need to know type of each param so that we know whether to use
315cdf0e10cSrcweir // gpr or fpr to pass in parameters:
316cdf0e10cSrcweir // Key: I - int, long, pointer, etc means pass in gpr
317cdf0e10cSrcweir // B - byte value passed in gpr
318cdf0e10cSrcweir // S - short value passed in gpr
319cdf0e10cSrcweir // F - float value pass in fpr
320cdf0e10cSrcweir // D - double value pass in fpr
321cdf0e10cSrcweir // H - long long int pass in proper pairs of gpr (3,4) (5,6), etc
322cdf0e10cSrcweir // X - indicates end of parameter description string
323cdf0e10cSrcweir
324cdf0e10cSrcweir case typelib_TypeClass_LONG:
325cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_LONG:
326cdf0e10cSrcweir case typelib_TypeClass_ENUM:
327cdf0e10cSrcweir *pPT++ = 'I';
328cdf0e10cSrcweir break;
329cdf0e10cSrcweir case typelib_TypeClass_SHORT:
330cdf0e10cSrcweir case typelib_TypeClass_CHAR:
331cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_SHORT:
332cdf0e10cSrcweir *pPT++ = 'S';
333cdf0e10cSrcweir break;
334cdf0e10cSrcweir case typelib_TypeClass_BOOLEAN:
335cdf0e10cSrcweir case typelib_TypeClass_BYTE:
336cdf0e10cSrcweir *pPT++ = 'B';
337cdf0e10cSrcweir break;
338cdf0e10cSrcweir case typelib_TypeClass_FLOAT:
339cdf0e10cSrcweir *pPT++ = 'F';
340cdf0e10cSrcweir break;
341cdf0e10cSrcweir case typelib_TypeClass_DOUBLE:
342cdf0e10cSrcweir *pPT++ = 'D';
343cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // extra long
344cdf0e10cSrcweir break;
345cdf0e10cSrcweir case typelib_TypeClass_HYPER:
346cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_HYPER:
347cdf0e10cSrcweir *pPT++ = 'H';
348cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // extra long
349cdf0e10cSrcweir break;
350cdf0e10cSrcweir default:
351cdf0e10cSrcweir break;
352cdf0e10cSrcweir }
353cdf0e10cSrcweir
354cdf0e10cSrcweir // no longer needed
355cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
356cdf0e10cSrcweir }
357cdf0e10cSrcweir else // ptr to complex value | ref
358cdf0e10cSrcweir {
359cdf0e10cSrcweir if (! rParam.bIn) // is pure out
360cdf0e10cSrcweir {
361cdf0e10cSrcweir // cpp out is constructed mem, uno out is not!
362cdf0e10cSrcweir uno_constructData(
363cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
364cdf0e10cSrcweir pParamTypeDescr );
365cdf0e10cSrcweir pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
366cdf0e10cSrcweir // will be released at reconversion
367cdf0e10cSrcweir ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
368cdf0e10cSrcweir }
369cdf0e10cSrcweir // is in/inout
370cdf0e10cSrcweir else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
371cdf0e10cSrcweir {
372cdf0e10cSrcweir uno_copyAndConvertData(
373cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
374cdf0e10cSrcweir pUnoArgs[nPos], pParamTypeDescr,
375cdf0e10cSrcweir pThis->getBridge()->getUno2Cpp() );
376cdf0e10cSrcweir
377cdf0e10cSrcweir pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
378cdf0e10cSrcweir // will be released at reconversion
379cdf0e10cSrcweir ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
380cdf0e10cSrcweir }
381cdf0e10cSrcweir else // direct way
382cdf0e10cSrcweir {
383cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
384cdf0e10cSrcweir // no longer needed
385cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
386cdf0e10cSrcweir }
387cdf0e10cSrcweir // KBH: FIXME: is this the right way to pass these
388cdf0e10cSrcweir *pPT++='I';
389cdf0e10cSrcweir }
390cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // standard parameter length
391cdf0e10cSrcweir }
392cdf0e10cSrcweir
393cdf0e10cSrcweir // terminate the signature string
394cdf0e10cSrcweir *pPT++='X';
395cdf0e10cSrcweir *pPT=0;
396cdf0e10cSrcweir
397cdf0e10cSrcweir try
398cdf0e10cSrcweir {
399cdf0e10cSrcweir OSL_ENSURE( !( (pCppStack - pCppStackStart ) & 3), "UNALIGNED STACK !!! (Please DO panic)" );
400cdf0e10cSrcweir callVirtualMethod(
401cdf0e10cSrcweir pAdjustedThisPtr, aVtableSlot.index,
402cdf0e10cSrcweir pCppReturn, pReturnTypeDescr->eTypeClass, pParamType,
403cdf0e10cSrcweir (sal_Int32 *)pCppStackStart, (pCppStack - pCppStackStart) / sizeof(sal_Int32) );
40407a3d7f1SPedro Giffuni // NO exception occurred...
405cdf0e10cSrcweir *ppUnoExc = 0;
406cdf0e10cSrcweir
407cdf0e10cSrcweir // reconvert temporary params
408cdf0e10cSrcweir for ( ; nTempIndizes--; )
409cdf0e10cSrcweir {
410cdf0e10cSrcweir sal_Int32 nIndex = pTempIndizes[nTempIndizes];
411cdf0e10cSrcweir typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
412cdf0e10cSrcweir
413cdf0e10cSrcweir if (pParams[nIndex].bIn)
414cdf0e10cSrcweir {
415cdf0e10cSrcweir if (pParams[nIndex].bOut) // inout
416cdf0e10cSrcweir {
417cdf0e10cSrcweir uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
418cdf0e10cSrcweir uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
419cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
420cdf0e10cSrcweir }
421cdf0e10cSrcweir }
422cdf0e10cSrcweir else // pure out
423cdf0e10cSrcweir {
424cdf0e10cSrcweir uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
425cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
426cdf0e10cSrcweir }
427cdf0e10cSrcweir // destroy temp cpp param => cpp: every param was constructed
428cdf0e10cSrcweir uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
429cdf0e10cSrcweir
430cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
431cdf0e10cSrcweir }
432cdf0e10cSrcweir // return value
433cdf0e10cSrcweir if (pCppReturn && pUnoReturn != pCppReturn)
434cdf0e10cSrcweir {
435cdf0e10cSrcweir uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
436cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
437cdf0e10cSrcweir uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
438cdf0e10cSrcweir }
439cdf0e10cSrcweir }
440cdf0e10cSrcweir catch (...)
441cdf0e10cSrcweir {
442cdf0e10cSrcweir // fill uno exception
443cdf0e10cSrcweir fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions,
444cdf0e10cSrcweir *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
445cdf0e10cSrcweir
446cdf0e10cSrcweir // temporary params
447cdf0e10cSrcweir for ( ; nTempIndizes--; )
448cdf0e10cSrcweir {
449cdf0e10cSrcweir sal_Int32 nIndex = pTempIndizes[nTempIndizes];
450cdf0e10cSrcweir // destroy temp cpp param => cpp: every param was constructed
451cdf0e10cSrcweir uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release );
452cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
453cdf0e10cSrcweir }
454cdf0e10cSrcweir // return type
455cdf0e10cSrcweir if (pReturnTypeDescr)
456cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
457cdf0e10cSrcweir }
458cdf0e10cSrcweir }
459cdf0e10cSrcweir
460cdf0e10cSrcweir }
461cdf0e10cSrcweir
462cdf0e10cSrcweir
463cdf0e10cSrcweir namespace bridges { namespace cpp_uno { namespace shared {
464cdf0e10cSrcweir
465cdf0e10cSrcweir //==================================================================================================
unoInterfaceProxyDispatch(uno_Interface * pUnoI,const typelib_TypeDescription * pMemberDescr,void * pReturn,void * pArgs[],uno_Any ** ppException)466cdf0e10cSrcweir void unoInterfaceProxyDispatch(
467cdf0e10cSrcweir uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
468cdf0e10cSrcweir void * pReturn, void * pArgs[], uno_Any ** ppException )
469cdf0e10cSrcweir {
470cdf0e10cSrcweir // is my surrogate
471cdf0e10cSrcweir bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
472cdf0e10cSrcweir = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy *> (pUnoI);
473cdf0e10cSrcweir //typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
474cdf0e10cSrcweir
475cdf0e10cSrcweir #ifdef BRDEBUG
476cdf0e10cSrcweir fprintf(stderr,"in dispatch\n");
477cdf0e10cSrcweir #endif
478cdf0e10cSrcweir
479cdf0e10cSrcweir switch (pMemberDescr->eTypeClass)
480cdf0e10cSrcweir {
481cdf0e10cSrcweir case typelib_TypeClass_INTERFACE_ATTRIBUTE:
482cdf0e10cSrcweir {
483cdf0e10cSrcweir
484cdf0e10cSrcweir VtableSlot aVtableSlot(
485cdf0e10cSrcweir getVtableSlot(
486cdf0e10cSrcweir reinterpret_cast<
487cdf0e10cSrcweir typelib_InterfaceAttributeTypeDescription const * >(
488cdf0e10cSrcweir pMemberDescr)));
489cdf0e10cSrcweir
490cdf0e10cSrcweir if (pReturn)
491cdf0e10cSrcweir {
492cdf0e10cSrcweir // dependent dispatch
493cdf0e10cSrcweir cpp_call(
494cdf0e10cSrcweir pThis, aVtableSlot,
495cdf0e10cSrcweir ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
496cdf0e10cSrcweir 0, 0, // no params
497cdf0e10cSrcweir pReturn, pArgs, ppException );
498cdf0e10cSrcweir }
499cdf0e10cSrcweir else
500cdf0e10cSrcweir {
501cdf0e10cSrcweir // is SET
502cdf0e10cSrcweir typelib_MethodParameter aParam;
503cdf0e10cSrcweir aParam.pTypeRef =
504cdf0e10cSrcweir ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
505cdf0e10cSrcweir aParam.bIn = sal_True;
506cdf0e10cSrcweir aParam.bOut = sal_False;
507cdf0e10cSrcweir
508cdf0e10cSrcweir typelib_TypeDescriptionReference * pReturnTypeRef = 0;
509cdf0e10cSrcweir OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
510cdf0e10cSrcweir typelib_typedescriptionreference_new(
511cdf0e10cSrcweir &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
512cdf0e10cSrcweir
513cdf0e10cSrcweir // dependent dispatch
514cdf0e10cSrcweir aVtableSlot.index += 1; //get then set method
515cdf0e10cSrcweir cpp_call(
516cdf0e10cSrcweir pThis, aVtableSlot,
517cdf0e10cSrcweir pReturnTypeRef,
518cdf0e10cSrcweir 1, &aParam,
519cdf0e10cSrcweir pReturn, pArgs, ppException );
520cdf0e10cSrcweir
521cdf0e10cSrcweir typelib_typedescriptionreference_release( pReturnTypeRef );
522cdf0e10cSrcweir }
523cdf0e10cSrcweir
524cdf0e10cSrcweir break;
525cdf0e10cSrcweir }
526cdf0e10cSrcweir case typelib_TypeClass_INTERFACE_METHOD:
527cdf0e10cSrcweir {
528cdf0e10cSrcweir
529cdf0e10cSrcweir VtableSlot aVtableSlot(
530cdf0e10cSrcweir getVtableSlot(
531cdf0e10cSrcweir reinterpret_cast<
532cdf0e10cSrcweir typelib_InterfaceMethodTypeDescription const * >(
533cdf0e10cSrcweir pMemberDescr)));
534cdf0e10cSrcweir switch (aVtableSlot.index)
535cdf0e10cSrcweir {
536cdf0e10cSrcweir // standard calls
537cdf0e10cSrcweir case 1: // acquire uno interface
538cdf0e10cSrcweir (*pUnoI->acquire)( pUnoI );
539cdf0e10cSrcweir *ppException = 0;
540cdf0e10cSrcweir break;
541cdf0e10cSrcweir case 2: // release uno interface
542cdf0e10cSrcweir (*pUnoI->release)( pUnoI );
543cdf0e10cSrcweir *ppException = 0;
544cdf0e10cSrcweir break;
545cdf0e10cSrcweir case 0: // queryInterface() opt
546cdf0e10cSrcweir {
547cdf0e10cSrcweir typelib_TypeDescription * pTD = 0;
548cdf0e10cSrcweir TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
549cdf0e10cSrcweir if (pTD)
550cdf0e10cSrcweir {
551cdf0e10cSrcweir uno_Interface * pInterface = 0;
552cdf0e10cSrcweir (*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
553cdf0e10cSrcweir pThis->pBridge->getUnoEnv(),
554cdf0e10cSrcweir (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
555cdf0e10cSrcweir
556cdf0e10cSrcweir if (pInterface)
557cdf0e10cSrcweir {
558cdf0e10cSrcweir ::uno_any_construct(
559cdf0e10cSrcweir reinterpret_cast< uno_Any * >( pReturn ),
560cdf0e10cSrcweir &pInterface, pTD, 0 );
561cdf0e10cSrcweir (*pInterface->release)( pInterface );
562cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pTD );
563cdf0e10cSrcweir *ppException = 0;
564cdf0e10cSrcweir break;
565cdf0e10cSrcweir }
566cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pTD );
567cdf0e10cSrcweir }
568cdf0e10cSrcweir } // else perform queryInterface()
569cdf0e10cSrcweir default:
570cdf0e10cSrcweir // dependent dispatch
571cdf0e10cSrcweir cpp_call(
572cdf0e10cSrcweir pThis, aVtableSlot,
573cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
574cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
575cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
576cdf0e10cSrcweir pReturn, pArgs, ppException );
577cdf0e10cSrcweir }
578cdf0e10cSrcweir break;
579cdf0e10cSrcweir }
580cdf0e10cSrcweir default:
581cdf0e10cSrcweir {
582cdf0e10cSrcweir ::com::sun::star::uno::RuntimeException aExc(
583cdf0e10cSrcweir OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
584cdf0e10cSrcweir ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
585cdf0e10cSrcweir
586cdf0e10cSrcweir Type const & rExcType = ::getCppuType( &aExc );
587cdf0e10cSrcweir // binary identical null reference
588cdf0e10cSrcweir ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
589cdf0e10cSrcweir }
590cdf0e10cSrcweir }
591cdf0e10cSrcweir }
592cdf0e10cSrcweir }}}
593cdf0e10cSrcweir
594