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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_bridges.hxx"
26 
27 #include <sal/alloca.h>
28 
29 #include <com/sun/star/uno/genfunc.hxx>
30 #include "com/sun/star/uno/RuntimeException.hpp"
31 #include <uno/data.h>
32 
33 #include "bridges/cpp_uno/shared/bridge.hxx"
34 #include "bridges/cpp_uno/shared/types.hxx"
35 #include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
36 #include "bridges/cpp_uno/shared/vtables.hxx"
37 
38 #include "cc50_solaris_intel.hxx"
39 
40 using namespace rtl;
41 using namespace com::sun::star::uno;
42 
43 namespace
44 {
45 
46 extern "C" {
47 	void callVirtualMethod(
48 		void * pAdjustedThisPtr,
49 		sal_Int32 nVtableIndex,
50 		void * pRegisterReturn,
51 		typelib_TypeClass eReturnType,
52 		sal_Int32 * pStackLongs,
53 		sal_Int32 nStackLongs
54 		);
55 }
56 
57 //==================================================================================================
58 static inline void cpp_call(
59 	bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
60 	bridges::cpp_uno::shared::VtableSlot aVtableSlot,
61 	typelib_TypeDescriptionReference * pReturnTypeRef,
62 	sal_Int32 nParams, typelib_MethodParameter * pParams,
63 	void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
64 {
65   	// max space for: [complex ret ptr], values|ptr ...
66   	char * pCppStack = (char *)alloca( ((nParams+3) * sizeof(sal_Int64)) );
67   	char * pCppStackStart = pCppStack;
68 
69   	// return
70 	typelib_TypeDescription * pReturnTypeDescr = 0;
71 	TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
72 	OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
73 
74   	void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
75 
76 	void * pReturnSpace = 0;
77 
78 	if (pReturnTypeDescr)
79 	{
80 		if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
81 		{
82 			pCppReturn = pUnoReturn; // direct way for simple types
83 		}
84 		else
85 		{
86 			// complex return via ptr
87 			pCppReturn = *(void **)pCppStack
88                 = (bridges::cpp_uno::shared::relatesToInterfaceType(
89                        pReturnTypeDescr )
90                    ? alloca( pReturnTypeDescr->nSize )
91                    : pUnoReturn); // direct way
92 			pCppStack += sizeof(void *);
93 		}
94 	}
95 	// push this
96     void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI())
97         + aVtableSlot.offset;
98 	*(void**)pCppStack = pAdjustedThisPtr;
99 	pCppStack += sizeof( void* );
100 
101 	const int nMaxParams = 32;
102 	// args
103 	void * args_buffer[3 * nMaxParams];
104 	void ** pCppArgs  = (void **)(nParams > nMaxParams ? rtl_allocateMemory( 3 * sizeof(void *) * nParams ) : args_buffer);
105 	// indizes of values this have to be converted (interface conversion cpp<=>uno)
106 	sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
107 	// type descriptions for reconversions
108 	typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
109 
110   	sal_Int32 nTempIndizes   = 0;
111 
112 	const int nTempBufferSize = 256;
113 	sal_Int32 nTempBufferPos = 0;
114 	long params_buffer[nTempBufferSize];
115 
116   	for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
117   	{
118 		const typelib_MethodParameter & rParam = pParams[nPos];
119 		typelib_TypeDescription * pParamTypeDescr = 0;
120 		TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
121 
122 		if (!rParam.bOut
123             && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
124 		{
125 			pCppArgs[ nPos ] = pCppStack;
126 			uno_copyAndConvertData( pCppArgs[nPos], pUnoArgs[nPos], pParamTypeDescr,
127 									pThis->getBridge()->getUno2Cpp() );
128 
129 			switch (pParamTypeDescr->eTypeClass)
130 			{
131 			case typelib_TypeClass_HYPER:
132 			case typelib_TypeClass_UNSIGNED_HYPER:
133 			case typelib_TypeClass_DOUBLE:
134 				pCppStack += sizeof(sal_Int32); // extra long
135 			}
136 			// no longer needed
137 			TYPELIB_DANGER_RELEASE( pParamTypeDescr );
138 		}
139 		else // ptr to complex value | ref
140 		{
141 			if (! rParam.bIn) // is pure out
142 			{
143 				// cpp out is constructed mem, uno out is not!
144 				if (pParamTypeDescr->nSize > (sizeof(long) * (nTempBufferSize - nTempBufferPos)))
145 				{
146 					uno_constructData(
147 						*(void **)pCppStack = pCppArgs[nPos] = rtl_allocateMemory( pParamTypeDescr->nSize ),
148 						pParamTypeDescr );
149 					pTempIndizes[nTempIndizes] = nPos | 0x80000000; // default constructed for cpp call
150 				}
151 				else
152 				{
153 					uno_constructData(
154 						*(void **)pCppStack = pCppArgs[nPos] = (params_buffer + nTempBufferPos),
155 						pParamTypeDescr );
156 					pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
157 					nTempBufferPos += (pParamTypeDescr->nSize / sizeof(long)) +1;
158 				}
159 				// will be released at reconversion
160 				ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
161 			}
162 			// is in/inout
163 			else if (bridges::cpp_uno::shared::relatesToInterfaceType(
164                          pParamTypeDescr ))
165 			{
166 				if (pParamTypeDescr->nSize > (sizeof(long)*(nTempBufferSize - nTempBufferPos)))
167 				{
168 					uno_copyAndConvertData(
169 						*(void **)pCppStack = pCppArgs[nPos] = rtl_allocateMemory( pParamTypeDescr->nSize ),
170 						pUnoArgs[nPos], pParamTypeDescr,
171                         pThis->getBridge()->getUno2Cpp() );
172 					pTempIndizes[nTempIndizes] = nPos | 0x80000000; // has to be reconverted
173 				}
174 				else
175 				{
176 					uno_copyAndConvertData(
177 						*(void **)pCppStack = pCppArgs[nPos] = (params_buffer + nTempBufferPos),
178 						pUnoArgs[nPos], pParamTypeDescr,
179                         pThis->getBridge()->getUno2Cpp() );
180 					pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
181 					nTempBufferPos += (pParamTypeDescr->nSize / sizeof(long)) +1;
182 				}
183 				// will be released at reconversion
184 				ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
185 			}
186 			else // direct way
187 			{
188 				*(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
189 				// no longer needed
190 				TYPELIB_DANGER_RELEASE( pParamTypeDescr );
191 			}
192 		}
193 		pCppStack += sizeof(sal_Int32); // standard parameter length
194   	}
195 
196  	try
197   	{
198 		int nStackLongs = (pCppStack - pCppStackStart)/sizeof(sal_Int32);
199 		if( nStackLongs & 1 )
200 			// stack has to be 8 byte aligned
201 			nStackLongs++;
202 
203 		callVirtualMethod(
204 			pAdjustedThisPtr, aVtableSlot.index,
205 			pCppReturn,
206 			pReturnTypeDescr->eTypeClass,
207 			(sal_Int32 *)pCppStackStart,
208 			nStackLongs
209 			);
210 
211 		// NO exception occured...
212 		*ppUnoExc = 0;
213 
214 		// reconvert temporary params
215 		for ( ; nTempIndizes--; )
216 		{
217 			sal_Int32 nIndex = pTempIndizes[nTempIndizes];
218 			sal_Bool bAllocated = (nIndex & 0x80000000) != 0;
219 			nIndex &= 0x7fffffff;
220 			typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
221 
222 			if (pParams[nIndex].bIn)
223 			{
224 				if (pParams[nIndex].bOut) // inout
225 				{
226 					uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
227 					uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
228 											pThis->getBridge()->getCpp2Uno() );
229 				}
230 			}
231 			else // pure out
232 			{
233 				uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
234 										pThis->getBridge()->getCpp2Uno() );
235 			}
236 			// destroy temp cpp param => cpp: every param was constructed
237 			uno_destructData(
238                 pCppArgs[nIndex], pParamTypeDescr,
239                 reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
240 
241 			if (bAllocated)
242 				rtl_freeMemory( pCppArgs[nIndex] );
243 			TYPELIB_DANGER_RELEASE( pParamTypeDescr );
244 		}
245 		// return value
246 		if (pCppReturn && pUnoReturn != pCppReturn)
247 		{
248 			uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
249 									pThis->getBridge()->getCpp2Uno() );
250 			uno_destructData(
251                 pCppReturn, pReturnTypeDescr,
252                 reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
253 		}
254  	}
255  	catch( ... )
256  	{
257         void* pExc = __Crun::ex_get();
258         const char* pName = __Cimpl::ex_name();
259 
260         // get exception
261         CPPU_CURRENT_NAMESPACE::cc50_solaris_intel_fillUnoException(
262             pExc, pName, *ppUnoExc,
263             pThis->getBridge()->getCpp2Uno());
264 
265 		// temporary params
266 		for ( ; nTempIndizes--; )
267 		{
268 			sal_Int32 nIndex = pTempIndizes[nTempIndizes];
269 			sal_Bool bAllocated = (nIndex & 0x80000000) != 0;
270 			nIndex &= 0x7fffffff;
271 			// destroy temp cpp param => cpp: every param was constructed
272 			uno_destructData(
273                 pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes],
274                 reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
275 			if (bAllocated)
276 				rtl_freeMemory( pCppArgs[nIndex] );
277 			TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
278 		}
279 		// return type
280 		if (pReturnTypeDescr)
281 			TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
282   	}
283 
284 	if (pCppArgs != (void **)args_buffer)
285 		rtl_freeMemory( pCppArgs );
286 	if (pReturnSpace)
287 		rtl_freeMemory( pReturnSpace );
288 }
289 
290 }
291 
292 namespace bridges { namespace cpp_uno { namespace shared {
293 
294 void unoInterfaceProxyDispatch(
295 	uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
296     void * pReturn, void * pArgs[], uno_Any ** ppException )
297 {
298 	// is my surrogate
299 	bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
300         = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI);
301 	typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
302 
303 	switch (pMemberDescr->eTypeClass)
304 	{
305 	case typelib_TypeClass_INTERFACE_ATTRIBUTE:
306 	{
307         VtableSlot aVtableSlot(
308             getVtableSlot(
309                 reinterpret_cast<
310                     typelib_InterfaceAttributeTypeDescription const * >(
311                         pMemberDescr)));
312 		if (pReturn)
313 		{
314 			// dependent dispatch
315 			cpp_call(
316 				pThis, aVtableSlot,
317 				((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
318 				0, 0, // no params
319 				pReturn, pArgs, ppException );
320 		}
321 		else
322 		{
323 			// is SET
324 			typelib_MethodParameter aParam;
325 			aParam.pTypeRef =
326 				((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
327 			aParam.bIn		= sal_True;
328 			aParam.bOut		= sal_False;
329 
330 			typelib_TypeDescriptionReference * pReturnTypeRef = 0;
331 			OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
332 			typelib_typedescriptionreference_new(
333 				&pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
334 
335 			// dependent dispatch
336             aVtableSlot.index += 1; // get, then set method
337 			cpp_call(
338 				pThis, aVtableSlot,
339 				pReturnTypeRef,
340 				1, &aParam,
341 				pReturn, pArgs, ppException );
342 
343 			typelib_typedescriptionreference_release( pReturnTypeRef );
344 		}
345 
346 		break;
347 	}
348 	case typelib_TypeClass_INTERFACE_METHOD:
349 	{
350         VtableSlot aVtableSlot(
351             getVtableSlot(
352                 reinterpret_cast<
353                     typelib_InterfaceMethodTypeDescription const * >(
354                         pMemberDescr)));
355 		switch (aVtableSlot.index)
356 		{
357 			// standard calls
358 		case 1: // acquire uno interface
359 			(*pUnoI->acquire)( pUnoI );
360 			*ppException = 0;
361 			break;
362 		case 2: // release uno interface
363 			(*pUnoI->release)( pUnoI );
364 			*ppException = 0;
365 			break;
366 		case 0: // queryInterface() opt
367 		{
368 			typelib_TypeDescription * pTD = 0;
369 			TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
370 			if (pTD)
371 			{
372                 uno_Interface * pInterface = 0;
373                 (*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
374                     pThis->pBridge->getUnoEnv(),
375                     (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
376 
377                 if (pInterface)
378                 {
379                     ::uno_any_construct(
380                         reinterpret_cast< uno_Any * >( pReturn ),
381                         &pInterface, pTD, 0 );
382                     (*pInterface->release)( pInterface );
383                     TYPELIB_DANGER_RELEASE( pTD );
384                     *ppException = 0;
385                     break;
386                 }
387                 TYPELIB_DANGER_RELEASE( pTD );
388             }
389 		} // else perform queryInterface()
390 		default:
391 			// dependent dispatch
392 			cpp_call(
393 				pThis, aVtableSlot,
394 				((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
395 				((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
396 				((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
397 				pReturn, pArgs, ppException );
398 		}
399 		break;
400 	}
401 	default:
402 	{
403 		::com::sun::star::uno::RuntimeException aExc(
404 			OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
405 			::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
406 
407 		Type const & rExcType = ::getCppuType( &aExc );
408 		// binary identical null reference
409 		::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
410 	}
411 	}
412 }
413 
414 } } }
415