1*61dff127SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*61dff127SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*61dff127SAndrew Rist * or more contributor license agreements. See the NOTICE file
5*61dff127SAndrew Rist * distributed with this work for additional information
6*61dff127SAndrew Rist * regarding copyright ownership. The ASF licenses this file
7*61dff127SAndrew Rist * to you under the Apache License, Version 2.0 (the
8*61dff127SAndrew Rist * "License"); you may not use this file except in compliance
9*61dff127SAndrew Rist * with the License. You may obtain a copy of the License at
10*61dff127SAndrew Rist *
11*61dff127SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*61dff127SAndrew Rist *
13*61dff127SAndrew Rist * Unless required by applicable law or agreed to in writing,
14*61dff127SAndrew Rist * software distributed under the License is distributed on an
15*61dff127SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*61dff127SAndrew Rist * KIND, either express or implied. See the License for the
17*61dff127SAndrew Rist * specific language governing permissions and limitations
18*61dff127SAndrew Rist * under the License.
19*61dff127SAndrew Rist *
20*61dff127SAndrew Rist *************************************************************/
21*61dff127SAndrew Rist
22*61dff127SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_bridges.hxx"
26cdf0e10cSrcweir
27cdf0e10cSrcweir #include <malloc.h>
28cdf0e10cSrcweir
29cdf0e10cSrcweir #include <com/sun/star/uno/genfunc.hxx>
30cdf0e10cSrcweir #include <uno/data.h>
31cdf0e10cSrcweir
32cdf0e10cSrcweir #include "bridges/cpp_uno/shared/bridge.hxx"
33cdf0e10cSrcweir #include "bridges/cpp_uno/shared/types.hxx"
34cdf0e10cSrcweir #include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
35cdf0e10cSrcweir #include "bridges/cpp_uno/shared/vtables.hxx"
36cdf0e10cSrcweir
37cdf0e10cSrcweir #include "share.hxx"
38cdf0e10cSrcweir
39cdf0e10cSrcweir
40cdf0e10cSrcweir using namespace ::rtl;
41cdf0e10cSrcweir using namespace ::com::sun::star::uno;
42cdf0e10cSrcweir
43cdf0e10cSrcweir namespace
44cdf0e10cSrcweir {
45cdf0e10cSrcweir
46cdf0e10cSrcweir
47cdf0e10cSrcweir //==================================================================================================
callVirtualMethod(void * pAdjustedThisPtr,sal_Int32 nVtableIndex,void * pRegisterReturn,typelib_TypeClass eReturnType,char * pPT,sal_Int32 * pStackLongs,sal_Int32 nStackLongs)48cdf0e10cSrcweir static void callVirtualMethod(
49cdf0e10cSrcweir void * pAdjustedThisPtr,
50cdf0e10cSrcweir sal_Int32 nVtableIndex,
51cdf0e10cSrcweir void * pRegisterReturn,
52cdf0e10cSrcweir typelib_TypeClass eReturnType,
53cdf0e10cSrcweir char * pPT,
54cdf0e10cSrcweir sal_Int32 * pStackLongs,
55cdf0e10cSrcweir sal_Int32 nStackLongs)
56cdf0e10cSrcweir {
57cdf0e10cSrcweir
58cdf0e10cSrcweir // parameter list is mixed list of * and values
59cdf0e10cSrcweir // reference parameters are pointers
60cdf0e10cSrcweir
61cdf0e10cSrcweir // the basic idea here is to use gpr[8] as a storage area for
62cdf0e10cSrcweir // the future values of registers r3 to r10 needed for the call,
63cdf0e10cSrcweir // and similarly fpr[8] as a storage area for the future values
64cdf0e10cSrcweir // of floating point registers f1 to f8
65cdf0e10cSrcweir
66cdf0e10cSrcweir unsigned long * mfunc; // actual function to be invoked
67cdf0e10cSrcweir void (*ptr)();
68cdf0e10cSrcweir int gpr[8]; // storage for gpregisters, map to r3-r10
69cdf0e10cSrcweir int off; // offset used to find function
70cdf0e10cSrcweir #ifndef __NO_FPRS__
71cdf0e10cSrcweir double fpr[8]; // storage for fpregisters, map to f1-f8
72cdf0e10cSrcweir int f; // number of fprs mapped so far
73cdf0e10cSrcweir double dret; // temporary function return values
74cdf0e10cSrcweir #endif
75cdf0e10cSrcweir int n; // number of gprs mapped so far
76cdf0e10cSrcweir long *p; // pointer to parameter overflow area
77cdf0e10cSrcweir int c; // character of parameter type being decoded
78cdf0e10cSrcweir int iret, iret2;
79cdf0e10cSrcweir
80cdf0e10cSrcweir // Because of the Power PC calling conventions we could be passing
81cdf0e10cSrcweir // parameters in both register types and on the stack. To create the
82cdf0e10cSrcweir // stack parameter area we need we now simply allocate local
83cdf0e10cSrcweir // variable storage param[] that is at least the size of the parameter stack
84cdf0e10cSrcweir // (more than enough space) which we can overwrite the parameters into.
85cdf0e10cSrcweir
86cdf0e10cSrcweir // Note: This keeps us from having to decode the signature twice and
87cdf0e10cSrcweir // prevents problems with later local variables.
88cdf0e10cSrcweir
89cdf0e10cSrcweir // Note: could require up to 2*nStackLongs words of parameter stack area
90cdf0e10cSrcweir // if the call has many float parameters (i.e. floats take up only 1
91cdf0e10cSrcweir // word on the stack but double takes 2 words in parameter area in the
92cdf0e10cSrcweir // stack frame .
93cdf0e10cSrcweir
94cdf0e10cSrcweir // Update! floats on the outgoing parameter stack only take up 1 word
95cdf0e10cSrcweir // (stfs is used) which is not correct according to the ABI but we
96cdf0e10cSrcweir // will match what the compiler does until this is figured out
97cdf0e10cSrcweir
98cdf0e10cSrcweir // this grows the current stack to the appropriate size
99cdf0e10cSrcweir // and sets the outgoing stack pointer p to the right place
100cdf0e10cSrcweir __asm__ __volatile__ (
101cdf0e10cSrcweir "rlwinm %0,%0,3,3,28\n\t"
102cdf0e10cSrcweir "addi %0,%0,22\n\t"
103cdf0e10cSrcweir "rlwinm %0,%0,0,4,28\n\t"
104cdf0e10cSrcweir "lwz 0,0(1)\n\t"
105cdf0e10cSrcweir "subf 1,%0,1\n\t"
106cdf0e10cSrcweir "stw 0,0(1)\n\t"
107cdf0e10cSrcweir : : "r" (nStackLongs) : "0" );
108cdf0e10cSrcweir
109cdf0e10cSrcweir __asm__ __volatile__ ( "addi %0,1,8" : "=r" (p) : );
110cdf0e10cSrcweir
111cdf0e10cSrcweir // never called
112cdf0e10cSrcweir // if (! pAdjustedThisPtr ) dummy_can_throw_anything("xxx"); // address something
113cdf0e10cSrcweir
114cdf0e10cSrcweir
115cdf0e10cSrcweir // now begin to load the C++ function arguments into storage
116cdf0e10cSrcweir n = 0;
117cdf0e10cSrcweir #ifndef __NO_FPRS__
118cdf0e10cSrcweir f = 0;
119cdf0e10cSrcweir #endif
120cdf0e10cSrcweir
121cdf0e10cSrcweir // now we need to parse the entire signature string */
122cdf0e10cSrcweir // until we get the END indicator */
123cdf0e10cSrcweir
124cdf0e10cSrcweir // treat complex return pointer like any other parameter //
125cdf0e10cSrcweir
126cdf0e10cSrcweir #if 0
127cdf0e10cSrcweir /* Let's figure out what is really going on here*/
128cdf0e10cSrcweir fprintf(stderr,"callVirtualMethod paramters string is %s\n",pPT);
129cdf0e10cSrcweir int k = nStackLongs;
130cdf0e10cSrcweir long * q = (long *)pStackLongs;
131cdf0e10cSrcweir while (k > 0) {
132cdf0e10cSrcweir fprintf(stderr,"uno stack is: %x\n",*q);
133cdf0e10cSrcweir k--;
134cdf0e10cSrcweir q++;
135cdf0e10cSrcweir }
136cdf0e10cSrcweir #endif
137cdf0e10cSrcweir
138cdf0e10cSrcweir /* parse the argument list up to the ending ) */
139cdf0e10cSrcweir while (*pPT != 'X') {
140cdf0e10cSrcweir c = *pPT;
141cdf0e10cSrcweir switch (c) {
142cdf0e10cSrcweir case 'D': /* type is double */
143cdf0e10cSrcweir #ifndef __NO_FPRS__
144cdf0e10cSrcweir if (f < 8) {
145cdf0e10cSrcweir fpr[f++] = *((double *)pStackLongs); /* store in register */
146cdf0e10cSrcweir #else
147cdf0e10cSrcweir if (n & 1)
148cdf0e10cSrcweir n++;
149cdf0e10cSrcweir if (n < 8) {
150cdf0e10cSrcweir gpr[n++] = *pStackLongs;
151cdf0e10cSrcweir gpr[n++] = *(pStackLongs+1);
152cdf0e10cSrcweir #endif
153cdf0e10cSrcweir } else {
154cdf0e10cSrcweir if (((long) p) & 4)
155cdf0e10cSrcweir p++;
156cdf0e10cSrcweir *p++ = *pStackLongs; /* or on the parameter stack */
157cdf0e10cSrcweir *p++ = *(pStackLongs + 1);
158cdf0e10cSrcweir }
159cdf0e10cSrcweir pStackLongs += 2;
160cdf0e10cSrcweir break;
161cdf0e10cSrcweir
162cdf0e10cSrcweir case 'F': /* type is float */
163cdf0e10cSrcweir /* this assumes that floats are stored as 1 32 bit word on param
164cdf0e10cSrcweir stack and that if passed in parameter stack to C, should be
165cdf0e10cSrcweir as double word.
166cdf0e10cSrcweir
167cdf0e10cSrcweir Whoops: the abi is not actually followed by gcc, need to
168cdf0e10cSrcweir store floats as a *single* word on outgoing parameter stack
169cdf0e10cSrcweir to match what gcc actually does
170cdf0e10cSrcweir */
171cdf0e10cSrcweir #ifndef __NO_FPRS__
172cdf0e10cSrcweir if (f < 8) {
173cdf0e10cSrcweir fpr[f++] = *((float *)pStackLongs);
174cdf0e10cSrcweir #else
175cdf0e10cSrcweir if (n < 8) {
176cdf0e10cSrcweir gpr[n++] = *pStackLongs;
177cdf0e10cSrcweir #endif
178cdf0e10cSrcweir } else {
179cdf0e10cSrcweir #if 0 /* if abi were followed */
180cdf0e10cSrcweir if (((long) p) & 4)
181cdf0e10cSrcweir p++;
182cdf0e10cSrcweir *((double *)p) = *((float *)pStackLongs);
183cdf0e10cSrcweir p += 2;
184cdf0e10cSrcweir #else
185cdf0e10cSrcweir *((float *)p) = *((float *)pStackLongs);
186cdf0e10cSrcweir p += 1;
187cdf0e10cSrcweir #endif
188cdf0e10cSrcweir }
189cdf0e10cSrcweir pStackLongs += 1;
190cdf0e10cSrcweir break;
191cdf0e10cSrcweir
192cdf0e10cSrcweir case 'H': /* type is long long */
193cdf0e10cSrcweir if (n & 1) n++; /* note even elements gpr[] will map to
194cdf0e10cSrcweir odd registers*/
195cdf0e10cSrcweir if (n <= 6) {
196cdf0e10cSrcweir gpr[n++] = *pStackLongs;
197cdf0e10cSrcweir gpr[n++] = *(pStackLongs+1);
198cdf0e10cSrcweir } else {
199cdf0e10cSrcweir if (((long) p) & 4)
200cdf0e10cSrcweir p++;
201cdf0e10cSrcweir *p++ = *pStackLongs;
202cdf0e10cSrcweir *p++ = *(pStackLongs+1);
203cdf0e10cSrcweir }
204cdf0e10cSrcweir pStackLongs += 2;
205cdf0e10cSrcweir break;
206cdf0e10cSrcweir
207cdf0e10cSrcweir case 'S':
208cdf0e10cSrcweir if (n < 8) {
209cdf0e10cSrcweir gpr[n++] = *((unsigned short*)pStackLongs);
210cdf0e10cSrcweir } else {
211cdf0e10cSrcweir *p++ = *((unsigned short *)pStackLongs);
212cdf0e10cSrcweir }
213cdf0e10cSrcweir pStackLongs += 1;
214cdf0e10cSrcweir break;
215cdf0e10cSrcweir
216cdf0e10cSrcweir case 'B':
217cdf0e10cSrcweir if (n < 8) {
218cdf0e10cSrcweir gpr[n++] = *((char *)pStackLongs);
219cdf0e10cSrcweir } else {
220cdf0e10cSrcweir *p++ = *((char *)pStackLongs);
221cdf0e10cSrcweir }
222cdf0e10cSrcweir pStackLongs += 1;
223cdf0e10cSrcweir break;
224cdf0e10cSrcweir
225cdf0e10cSrcweir default:
226cdf0e10cSrcweir if (n < 8) {
227cdf0e10cSrcweir gpr[n++] = *pStackLongs;
228cdf0e10cSrcweir } else {
229cdf0e10cSrcweir *p++ = *pStackLongs;
230cdf0e10cSrcweir }
231cdf0e10cSrcweir pStackLongs += 1;
232cdf0e10cSrcweir break;
233cdf0e10cSrcweir }
234cdf0e10cSrcweir pPT++;
235cdf0e10cSrcweir }
236cdf0e10cSrcweir
237cdf0e10cSrcweir /* figure out the address of the function we need to invoke */
238cdf0e10cSrcweir off = nVtableIndex;
239cdf0e10cSrcweir off = off * 4; // 4 bytes per slot
240cdf0e10cSrcweir mfunc = *((unsigned long **)pAdjustedThisPtr); // get the address of the vtable
241cdf0e10cSrcweir mfunc = (unsigned long *)((char *)mfunc + off); // get the address from the vtable entry at offset
242cdf0e10cSrcweir mfunc = *((unsigned long **)mfunc); // the function is stored at the address
243cdf0e10cSrcweir ptr = (void (*)())mfunc;
244cdf0e10cSrcweir
245cdf0e10cSrcweir /* Set up the machine registers and invoke the function */
246cdf0e10cSrcweir
247cdf0e10cSrcweir __asm__ __volatile__ (
248cdf0e10cSrcweir "lwz 3, 0(%0)\n\t"
249cdf0e10cSrcweir "lwz 4, 4(%0)\n\t"
250cdf0e10cSrcweir "lwz 5, 8(%0)\n\t"
251cdf0e10cSrcweir "lwz 6, 12(%0)\n\t"
252cdf0e10cSrcweir "lwz 7, 16(%0)\n\t"
253cdf0e10cSrcweir "lwz 8, 20(%0)\n\t"
254cdf0e10cSrcweir "lwz 9, 24(%0)\n\t"
255cdf0e10cSrcweir "lwz 10, 28(%0)\n\t"
256cdf0e10cSrcweir #ifndef __NO_FPRS__
257cdf0e10cSrcweir "lfd 1, 0(%1)\n\t"
258cdf0e10cSrcweir "lfd 2, 8(%1)\n\t"
259cdf0e10cSrcweir "lfd 3, 16(%1)\n\t"
260cdf0e10cSrcweir "lfd 4, 24(%1)\n\t"
261cdf0e10cSrcweir "lfd 5, 32(%1)\n\t"
262cdf0e10cSrcweir "lfd 6, 40(%1)\n\t"
263cdf0e10cSrcweir "lfd 7, 48(%1)\n\t"
264cdf0e10cSrcweir "lfd 8, 56(%1)\n\t"
265cdf0e10cSrcweir : : "r" (gpr), "r" (fpr)
266cdf0e10cSrcweir #else
267cdf0e10cSrcweir : : "r" (gpr)
268cdf0e10cSrcweir #endif
269cdf0e10cSrcweir : "0", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"
270cdf0e10cSrcweir );
271cdf0e10cSrcweir
272cdf0e10cSrcweir (*ptr)();
273cdf0e10cSrcweir
274cdf0e10cSrcweir __asm__ __volatile__ (
275cdf0e10cSrcweir "mr %0, 3\n\t"
276cdf0e10cSrcweir "mr %1, 4\n\t"
277cdf0e10cSrcweir #ifndef __NO_FPRS__
278cdf0e10cSrcweir "fmr %2, 1\n\t"
279cdf0e10cSrcweir : "=r" (iret), "=r" (iret2), "=f" (dret)
280cdf0e10cSrcweir #else
281cdf0e10cSrcweir : "=r" (iret), "=r" (iret2)
282cdf0e10cSrcweir #endif
283cdf0e10cSrcweir : );
284cdf0e10cSrcweir
285cdf0e10cSrcweir switch( eReturnType )
286cdf0e10cSrcweir {
287cdf0e10cSrcweir case typelib_TypeClass_HYPER:
288cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_HYPER:
289cdf0e10cSrcweir ((long*)pRegisterReturn)[0] = iret;
290cdf0e10cSrcweir ((long*)pRegisterReturn)[1] = iret2;
291cdf0e10cSrcweir case typelib_TypeClass_LONG:
292cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_LONG:
293cdf0e10cSrcweir case typelib_TypeClass_ENUM:
294cdf0e10cSrcweir ((long*)pRegisterReturn)[0] = iret;
295cdf0e10cSrcweir break;
296cdf0e10cSrcweir case typelib_TypeClass_CHAR:
297cdf0e10cSrcweir case typelib_TypeClass_SHORT:
298cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_SHORT:
299cdf0e10cSrcweir *(unsigned short*)pRegisterReturn = (unsigned short)iret;
300cdf0e10cSrcweir break;
301cdf0e10cSrcweir case typelib_TypeClass_BOOLEAN:
302cdf0e10cSrcweir case typelib_TypeClass_BYTE:
303cdf0e10cSrcweir *(unsigned char*)pRegisterReturn = (unsigned char)iret;
304cdf0e10cSrcweir break;
305cdf0e10cSrcweir case typelib_TypeClass_FLOAT:
306cdf0e10cSrcweir #ifndef __NO_FPRS__
307cdf0e10cSrcweir *(float*)pRegisterReturn = (float)dret;
308cdf0e10cSrcweir #else
309cdf0e10cSrcweir ((unsigned int*)pRegisterReturn)[0] = iret;
310cdf0e10cSrcweir #endif
311cdf0e10cSrcweir break;
312cdf0e10cSrcweir case typelib_TypeClass_DOUBLE:
313cdf0e10cSrcweir #ifndef __NO_FPRS__
314cdf0e10cSrcweir *(double*)pRegisterReturn = dret;
315cdf0e10cSrcweir #else
316cdf0e10cSrcweir ((unsigned int*)pRegisterReturn)[0] = iret;
317cdf0e10cSrcweir ((unsigned int*)pRegisterReturn)[1] = iret2;
318cdf0e10cSrcweir #endif
319cdf0e10cSrcweir break;
320cdf0e10cSrcweir default:
321cdf0e10cSrcweir break;
322cdf0e10cSrcweir }
323cdf0e10cSrcweir }
324cdf0e10cSrcweir
325cdf0e10cSrcweir
326cdf0e10cSrcweir //==================================================================================================
327cdf0e10cSrcweir static void cpp_call(
328cdf0e10cSrcweir bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
329cdf0e10cSrcweir bridges::cpp_uno::shared::VtableSlot aVtableSlot,
330cdf0e10cSrcweir typelib_TypeDescriptionReference * pReturnTypeRef,
331cdf0e10cSrcweir sal_Int32 nParams, typelib_MethodParameter * pParams,
332cdf0e10cSrcweir void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
333cdf0e10cSrcweir {
334cdf0e10cSrcweir // max space for: [complex ret ptr], values|ptr ...
335cdf0e10cSrcweir char * pCppStack =
336cdf0e10cSrcweir (char *)alloca( sizeof(sal_Int32) + ((nParams+2) * sizeof(sal_Int64)) );
337cdf0e10cSrcweir char * pCppStackStart = pCppStack;
338cdf0e10cSrcweir
339cdf0e10cSrcweir // need to know parameter types for callVirtualMethod so generate a signature string
340cdf0e10cSrcweir char * pParamType = (char *) alloca(nParams+2);
341cdf0e10cSrcweir char * pPT = pParamType;
342cdf0e10cSrcweir
343cdf0e10cSrcweir // return
344cdf0e10cSrcweir typelib_TypeDescription * pReturnTypeDescr = 0;
345cdf0e10cSrcweir TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
346cdf0e10cSrcweir // OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
347cdf0e10cSrcweir
348cdf0e10cSrcweir void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
349cdf0e10cSrcweir
350cdf0e10cSrcweir if (pReturnTypeDescr)
351cdf0e10cSrcweir {
352cdf0e10cSrcweir if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
353cdf0e10cSrcweir {
354cdf0e10cSrcweir pCppReturn = pUnoReturn; // direct way for simple types
355cdf0e10cSrcweir }
356cdf0e10cSrcweir else
357cdf0e10cSrcweir {
358cdf0e10cSrcweir // complex return via ptr
359cdf0e10cSrcweir pCppReturn = *(void **)pCppStack =
360cdf0e10cSrcweir (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
361cdf0e10cSrcweir ? alloca( pReturnTypeDescr->nSize ): pUnoReturn); // direct way
362cdf0e10cSrcweir *pPT++ = 'I'; //signify that a complex return type on stack
363cdf0e10cSrcweir pCppStack += sizeof(void *);
364cdf0e10cSrcweir }
365cdf0e10cSrcweir }
366cdf0e10cSrcweir // push this
367cdf0e10cSrcweir void* pAdjustedThisPtr = reinterpret_cast< void **>(pThis->getCppI()) + aVtableSlot.offset;
368cdf0e10cSrcweir *(void**)pCppStack = pAdjustedThisPtr;
369cdf0e10cSrcweir pCppStack += sizeof( void* );
370cdf0e10cSrcweir *pPT++ = 'I';
371cdf0e10cSrcweir
372cdf0e10cSrcweir // stack space
373cdf0e10cSrcweir // OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
374cdf0e10cSrcweir // args
375cdf0e10cSrcweir void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams );
376cdf0e10cSrcweir // indizes of values this have to be converted (interface conversion cpp<=>uno)
377cdf0e10cSrcweir sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
378cdf0e10cSrcweir // type descriptions for reconversions
379cdf0e10cSrcweir typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
380cdf0e10cSrcweir
381cdf0e10cSrcweir sal_Int32 nTempIndizes = 0;
382cdf0e10cSrcweir
383cdf0e10cSrcweir for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
384cdf0e10cSrcweir {
385cdf0e10cSrcweir const typelib_MethodParameter & rParam = pParams[nPos];
386cdf0e10cSrcweir typelib_TypeDescription * pParamTypeDescr = 0;
387cdf0e10cSrcweir TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
388cdf0e10cSrcweir
389cdf0e10cSrcweir if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
390cdf0e10cSrcweir {
391cdf0e10cSrcweir uno_copyAndConvertData( pCppArgs[nPos] = pCppStack, pUnoArgs[nPos], pParamTypeDescr,
392cdf0e10cSrcweir pThis->getBridge()->getUno2Cpp() );
393cdf0e10cSrcweir
394cdf0e10cSrcweir switch (pParamTypeDescr->eTypeClass)
395cdf0e10cSrcweir {
396cdf0e10cSrcweir
397cdf0e10cSrcweir // we need to know type of each param so that we know whether to use
398cdf0e10cSrcweir // gpr or fpr to pass in parameters:
399cdf0e10cSrcweir // Key: I - int, long, pointer, etc means pass in gpr
400cdf0e10cSrcweir // B - byte value passed in gpr
401cdf0e10cSrcweir // S - short value passed in gpr
402cdf0e10cSrcweir // F - float value pass in fpr
403cdf0e10cSrcweir // D - double value pass in fpr
404cdf0e10cSrcweir // H - long long int pass in proper pairs of gpr (3,4) (5,6), etc
405cdf0e10cSrcweir // X - indicates end of parameter description string
406cdf0e10cSrcweir
407cdf0e10cSrcweir case typelib_TypeClass_LONG:
408cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_LONG:
409cdf0e10cSrcweir case typelib_TypeClass_ENUM:
410cdf0e10cSrcweir *pPT++ = 'I';
411cdf0e10cSrcweir break;
412cdf0e10cSrcweir case typelib_TypeClass_SHORT:
413cdf0e10cSrcweir case typelib_TypeClass_CHAR:
414cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_SHORT:
415cdf0e10cSrcweir *pPT++ = 'S';
416cdf0e10cSrcweir break;
417cdf0e10cSrcweir case typelib_TypeClass_BOOLEAN:
418cdf0e10cSrcweir case typelib_TypeClass_BYTE:
419cdf0e10cSrcweir *pPT++ = 'B';
420cdf0e10cSrcweir break;
421cdf0e10cSrcweir case typelib_TypeClass_FLOAT:
422cdf0e10cSrcweir *pPT++ = 'F';
423cdf0e10cSrcweir break;
424cdf0e10cSrcweir case typelib_TypeClass_DOUBLE:
425cdf0e10cSrcweir *pPT++ = 'D';
426cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // extra long
427cdf0e10cSrcweir break;
428cdf0e10cSrcweir case typelib_TypeClass_HYPER:
429cdf0e10cSrcweir case typelib_TypeClass_UNSIGNED_HYPER:
430cdf0e10cSrcweir *pPT++ = 'H';
431cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // extra long
432cdf0e10cSrcweir default:
433cdf0e10cSrcweir break;
434cdf0e10cSrcweir }
435cdf0e10cSrcweir
436cdf0e10cSrcweir // no longer needed
437cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
438cdf0e10cSrcweir }
439cdf0e10cSrcweir else // ptr to complex value | ref
440cdf0e10cSrcweir {
441cdf0e10cSrcweir if (! rParam.bIn) // is pure out
442cdf0e10cSrcweir {
443cdf0e10cSrcweir // cpp out is constructed mem, uno out is not!
444cdf0e10cSrcweir uno_constructData(
445cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
446cdf0e10cSrcweir pParamTypeDescr );
447cdf0e10cSrcweir pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
448cdf0e10cSrcweir // will be released at reconversion
449cdf0e10cSrcweir ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
450cdf0e10cSrcweir }
451cdf0e10cSrcweir // is in/inout
452cdf0e10cSrcweir else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
453cdf0e10cSrcweir {
454cdf0e10cSrcweir uno_copyAndConvertData(
455cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
456cdf0e10cSrcweir pUnoArgs[nPos], pParamTypeDescr,
457cdf0e10cSrcweir pThis->getBridge()->getUno2Cpp() );
458cdf0e10cSrcweir
459cdf0e10cSrcweir pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
460cdf0e10cSrcweir // will be released at reconversion
461cdf0e10cSrcweir ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
462cdf0e10cSrcweir }
463cdf0e10cSrcweir else // direct way
464cdf0e10cSrcweir {
465cdf0e10cSrcweir *(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
466cdf0e10cSrcweir // no longer needed
467cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
468cdf0e10cSrcweir }
469cdf0e10cSrcweir // KBH: FIXME: is this the right way to pass these
470cdf0e10cSrcweir *pPT++='I';
471cdf0e10cSrcweir }
472cdf0e10cSrcweir pCppStack += sizeof(sal_Int32); // standard parameter length
473cdf0e10cSrcweir }
474cdf0e10cSrcweir
475cdf0e10cSrcweir // terminate the signature string
476cdf0e10cSrcweir *pPT++='X';
477cdf0e10cSrcweir *pPT=0;
478cdf0e10cSrcweir
479cdf0e10cSrcweir try
480cdf0e10cSrcweir {
481cdf0e10cSrcweir OSL_ENSURE( !( (pCppStack - pCppStackStart ) & 3), "UNALIGNED STACK !!! (Please DO panic)" );
482cdf0e10cSrcweir callVirtualMethod(
483cdf0e10cSrcweir pAdjustedThisPtr, aVtableSlot.index,
484cdf0e10cSrcweir pCppReturn, pReturnTypeDescr->eTypeClass, pParamType,
485cdf0e10cSrcweir (sal_Int32 *)pCppStackStart, (pCppStack - pCppStackStart) / sizeof(sal_Int32) );
486cdf0e10cSrcweir // NO exception occured...
487cdf0e10cSrcweir *ppUnoExc = 0;
488cdf0e10cSrcweir
489cdf0e10cSrcweir // reconvert temporary params
490cdf0e10cSrcweir for ( ; nTempIndizes--; )
491cdf0e10cSrcweir {
492cdf0e10cSrcweir sal_Int32 nIndex = pTempIndizes[nTempIndizes];
493cdf0e10cSrcweir typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
494cdf0e10cSrcweir
495cdf0e10cSrcweir if (pParams[nIndex].bIn)
496cdf0e10cSrcweir {
497cdf0e10cSrcweir if (pParams[nIndex].bOut) // inout
498cdf0e10cSrcweir {
499cdf0e10cSrcweir uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
500cdf0e10cSrcweir uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
501cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
502cdf0e10cSrcweir }
503cdf0e10cSrcweir }
504cdf0e10cSrcweir else // pure out
505cdf0e10cSrcweir {
506cdf0e10cSrcweir uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
507cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
508cdf0e10cSrcweir }
509cdf0e10cSrcweir // destroy temp cpp param => cpp: every param was constructed
510cdf0e10cSrcweir uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
511cdf0e10cSrcweir
512cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pParamTypeDescr );
513cdf0e10cSrcweir }
514cdf0e10cSrcweir // return value
515cdf0e10cSrcweir if (pCppReturn && pUnoReturn != pCppReturn)
516cdf0e10cSrcweir {
517cdf0e10cSrcweir uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
518cdf0e10cSrcweir pThis->getBridge()->getCpp2Uno() );
519cdf0e10cSrcweir uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
520cdf0e10cSrcweir }
521cdf0e10cSrcweir }
522cdf0e10cSrcweir catch (...)
523cdf0e10cSrcweir {
524cdf0e10cSrcweir // fill uno exception
525cdf0e10cSrcweir fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions,
526cdf0e10cSrcweir *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
527cdf0e10cSrcweir
528cdf0e10cSrcweir // temporary params
529cdf0e10cSrcweir for ( ; nTempIndizes--; )
530cdf0e10cSrcweir {
531cdf0e10cSrcweir sal_Int32 nIndex = pTempIndizes[nTempIndizes];
532cdf0e10cSrcweir // destroy temp cpp param => cpp: every param was constructed
533cdf0e10cSrcweir uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release );
534cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
535cdf0e10cSrcweir }
536cdf0e10cSrcweir // return type
537cdf0e10cSrcweir if (pReturnTypeDescr)
538cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
539cdf0e10cSrcweir }
540cdf0e10cSrcweir }
541cdf0e10cSrcweir
542cdf0e10cSrcweir }
543cdf0e10cSrcweir
544cdf0e10cSrcweir namespace bridges { namespace cpp_uno { namespace shared {
545cdf0e10cSrcweir
546cdf0e10cSrcweir void unoInterfaceProxyDispatch(
547cdf0e10cSrcweir uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
548cdf0e10cSrcweir void * pReturn, void * pArgs[], uno_Any ** ppException )
549cdf0e10cSrcweir {
550cdf0e10cSrcweir // is my surrogate
551cdf0e10cSrcweir bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
552cdf0e10cSrcweir = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy *> (pUnoI);
553cdf0e10cSrcweir
554cdf0e10cSrcweir switch (pMemberDescr->eTypeClass)
555cdf0e10cSrcweir {
556cdf0e10cSrcweir case typelib_TypeClass_INTERFACE_ATTRIBUTE:
557cdf0e10cSrcweir {
558cdf0e10cSrcweir
559cdf0e10cSrcweir VtableSlot aVtableSlot(
560cdf0e10cSrcweir getVtableSlot(
561cdf0e10cSrcweir reinterpret_cast<
562cdf0e10cSrcweir typelib_InterfaceAttributeTypeDescription const * >(
563cdf0e10cSrcweir pMemberDescr)));
564cdf0e10cSrcweir
565cdf0e10cSrcweir if (pReturn)
566cdf0e10cSrcweir {
567cdf0e10cSrcweir // dependent dispatch
568cdf0e10cSrcweir cpp_call(
569cdf0e10cSrcweir pThis, aVtableSlot,
570cdf0e10cSrcweir ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
571cdf0e10cSrcweir 0, 0, // no params
572cdf0e10cSrcweir pReturn, pArgs, ppException );
573cdf0e10cSrcweir }
574cdf0e10cSrcweir else
575cdf0e10cSrcweir {
576cdf0e10cSrcweir // is SET
577cdf0e10cSrcweir typelib_MethodParameter aParam;
578cdf0e10cSrcweir aParam.pTypeRef =
579cdf0e10cSrcweir ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
580cdf0e10cSrcweir aParam.bIn = sal_True;
581cdf0e10cSrcweir aParam.bOut = sal_False;
582cdf0e10cSrcweir
583cdf0e10cSrcweir typelib_TypeDescriptionReference * pReturnTypeRef = 0;
584cdf0e10cSrcweir OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
585cdf0e10cSrcweir typelib_typedescriptionreference_new(
586cdf0e10cSrcweir &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
587cdf0e10cSrcweir
588cdf0e10cSrcweir // dependent dispatch
589cdf0e10cSrcweir aVtableSlot.index += 1; //get then set method
590cdf0e10cSrcweir cpp_call(
591cdf0e10cSrcweir pThis, aVtableSlot,
592cdf0e10cSrcweir pReturnTypeRef,
593cdf0e10cSrcweir 1, &aParam,
594cdf0e10cSrcweir pReturn, pArgs, ppException );
595cdf0e10cSrcweir
596cdf0e10cSrcweir typelib_typedescriptionreference_release( pReturnTypeRef );
597cdf0e10cSrcweir }
598cdf0e10cSrcweir
599cdf0e10cSrcweir break;
600cdf0e10cSrcweir }
601cdf0e10cSrcweir case typelib_TypeClass_INTERFACE_METHOD:
602cdf0e10cSrcweir {
603cdf0e10cSrcweir
604cdf0e10cSrcweir VtableSlot aVtableSlot(
605cdf0e10cSrcweir getVtableSlot(
606cdf0e10cSrcweir reinterpret_cast<
607cdf0e10cSrcweir typelib_InterfaceMethodTypeDescription const * >(
608cdf0e10cSrcweir pMemberDescr)));
609cdf0e10cSrcweir switch (aVtableSlot.index)
610cdf0e10cSrcweir {
611cdf0e10cSrcweir // standard calls
612cdf0e10cSrcweir case 1: // acquire uno interface
613cdf0e10cSrcweir (*pUnoI->acquire)( pUnoI );
614cdf0e10cSrcweir *ppException = 0;
615cdf0e10cSrcweir break;
616cdf0e10cSrcweir case 2: // release uno interface
617cdf0e10cSrcweir (*pUnoI->release)( pUnoI );
618cdf0e10cSrcweir *ppException = 0;
619cdf0e10cSrcweir break;
620cdf0e10cSrcweir case 0: // queryInterface() opt
621cdf0e10cSrcweir {
622cdf0e10cSrcweir typelib_TypeDescription * pTD = 0;
623cdf0e10cSrcweir TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
624cdf0e10cSrcweir if (pTD)
625cdf0e10cSrcweir {
626cdf0e10cSrcweir uno_Interface * pInterface = 0;
627cdf0e10cSrcweir (*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
628cdf0e10cSrcweir pThis->pBridge->getUnoEnv(),
629cdf0e10cSrcweir (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
630cdf0e10cSrcweir
631cdf0e10cSrcweir if (pInterface)
632cdf0e10cSrcweir {
633cdf0e10cSrcweir ::uno_any_construct(
634cdf0e10cSrcweir reinterpret_cast< uno_Any * >( pReturn ),
635cdf0e10cSrcweir &pInterface, pTD, 0 );
636cdf0e10cSrcweir (*pInterface->release)( pInterface );
637cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pTD );
638cdf0e10cSrcweir *ppException = 0;
639cdf0e10cSrcweir break;
640cdf0e10cSrcweir }
641cdf0e10cSrcweir TYPELIB_DANGER_RELEASE( pTD );
642cdf0e10cSrcweir }
643cdf0e10cSrcweir } // else perform queryInterface()
644cdf0e10cSrcweir default:
645cdf0e10cSrcweir // dependent dispatch
646cdf0e10cSrcweir cpp_call(
647cdf0e10cSrcweir pThis, aVtableSlot,
648cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
649cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
650cdf0e10cSrcweir ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
651cdf0e10cSrcweir pReturn, pArgs, ppException );
652cdf0e10cSrcweir }
653cdf0e10cSrcweir break;
654cdf0e10cSrcweir }
655cdf0e10cSrcweir default:
656cdf0e10cSrcweir {
657cdf0e10cSrcweir ::com::sun::star::uno::RuntimeException aExc(
658cdf0e10cSrcweir OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
659cdf0e10cSrcweir ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
660cdf0e10cSrcweir
661cdf0e10cSrcweir Type const & rExcType = ::getCppuType( &aExc );
662cdf0e10cSrcweir // binary identical null reference
663cdf0e10cSrcweir ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
664cdf0e10cSrcweir }
665cdf0e10cSrcweir }
666cdf0e10cSrcweir }
667cdf0e10cSrcweir
668cdf0e10cSrcweir } } }
669