Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <sal/alloca.h>
21 :
22 : #include <exception>
23 : #include <typeinfo>
24 :
25 : #include "rtl/alloc.h"
26 : #include "rtl/ustrbuf.hxx"
27 :
28 : #include <com/sun/star/uno/genfunc.hxx>
29 : #include "com/sun/star/uno/RuntimeException.hpp"
30 : #include <uno/data.h>
31 :
32 : #include <bridges/cpp_uno/shared/bridge.hxx>
33 : #include <bridges/cpp_uno/shared/types.hxx>
34 : #include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
35 : #include "bridges/cpp_uno/shared/vtables.hxx"
36 :
37 : #include "abi.hxx"
38 : #include "callvirtualmethod.hxx"
39 : #include "share.hxx"
40 :
41 : using namespace ::com::sun::star::uno;
42 :
43 : namespace {
44 :
45 : // Functions for easier insertion of values to registers or stack
46 : // pSV - pointer to the source
47 : // nr - order of the value [will be increased if stored to register]
48 : // pFPR, pGPR - pointer to the registers
49 : // pDS - pointer to the stack [will be increased if stored here]
50 :
51 : // The value in %xmm register is already prepared to be retrieved as a float,
52 : // thus we treat float and double the same
53 1540 : void INSERT_FLOAT_DOUBLE(
54 : void const * pSV, sal_uInt32 & nr, double * pFPR, sal_uInt64 *& pDS)
55 : {
56 1540 : if ( nr < x86_64::MAX_SSE_REGS )
57 1538 : pFPR[nr++] = *static_cast<double const *>( pSV );
58 : else
59 2 : *pDS++ = *static_cast<sal_uInt64 const *>( pSV ); // verbatim!
60 1540 : }
61 :
62 1106046 : void INSERT_INT64(
63 : void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS)
64 : {
65 1106046 : if ( nr < x86_64::MAX_GPR_REGS )
66 1105196 : pGPR[nr++] = *static_cast<sal_uInt64 const *>( pSV );
67 : else
68 850 : *pDS++ = *static_cast<sal_uInt64 const *>( pSV );
69 1106046 : }
70 :
71 157323 : void INSERT_INT32(
72 : void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS)
73 : {
74 157323 : if ( nr < x86_64::MAX_GPR_REGS )
75 157316 : pGPR[nr++] = *static_cast<sal_uInt32 const *>( pSV );
76 : else
77 7 : *pDS++ = *static_cast<sal_uInt32 const *>( pSV );
78 157323 : }
79 :
80 9735 : void INSERT_INT16(
81 : void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS)
82 : {
83 9735 : if ( nr < x86_64::MAX_GPR_REGS )
84 9735 : pGPR[nr++] = *static_cast<sal_uInt16 const *>( pSV );
85 : else
86 0 : *pDS++ = *static_cast<sal_uInt16 const *>( pSV );
87 9735 : }
88 :
89 7321 : void INSERT_INT8(
90 : void const * pSV, sal_uInt32 & nr, sal_uInt64 * pGPR, sal_uInt64 *& pDS)
91 : {
92 7321 : if ( nr < x86_64::MAX_GPR_REGS )
93 7312 : pGPR[nr++] = *static_cast<sal_uInt8 const *>( pSV );
94 : else
95 9 : *pDS++ = *static_cast<sal_uInt8 const *>( pSV );
96 7321 : }
97 :
98 0 : void appendCString(OUStringBuffer & buffer, char const * text) {
99 0 : if (text != 0) {
100 : buffer.append(
101 0 : OStringToOUString(OString(text), RTL_TEXTENCODING_ISO_8859_1));
102 : // use 8859-1 to avoid conversion failure
103 : }
104 0 : }
105 :
106 : }
107 :
108 561279 : static void cpp_call(
109 : bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
110 : bridges::cpp_uno::shared::VtableSlot aVtableSlot,
111 : typelib_TypeDescriptionReference * pReturnTypeRef,
112 : sal_Int32 nParams, typelib_MethodParameter * pParams,
113 : void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
114 : {
115 : // Maxium space for [complex ret ptr], values | ptr ...
116 : // (but will be used less - some of the values will be in pGPR and pFPR)
117 561279 : sal_uInt64 *pStack = static_cast<sal_uInt64 *>(__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) ));
118 561279 : sal_uInt64 *pStackStart = pStack;
119 :
120 : sal_uInt64 pGPR[x86_64::MAX_GPR_REGS];
121 561279 : sal_uInt32 nGPR = 0;
122 :
123 : double pFPR[x86_64::MAX_SSE_REGS];
124 561279 : sal_uInt32 nFPR = 0;
125 :
126 : // Return
127 561279 : typelib_TypeDescription * pReturnTypeDescr = 0;
128 561279 : TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
129 : assert(pReturnTypeDescr);
130 :
131 561280 : void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion (see below)
132 :
133 561280 : bool bSimpleReturn = true;
134 561280 : if ( pReturnTypeDescr )
135 : {
136 561280 : if ( x86_64::return_in_hidden_param( pReturnTypeRef ) )
137 303778 : bSimpleReturn = false;
138 :
139 561279 : if ( bSimpleReturn )
140 257501 : pCppReturn = pUnoReturn; // direct way for simple types
141 : else
142 : {
143 : // complex return via ptr
144 303778 : pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )?
145 303778 : __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn;
146 303778 : INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack );
147 : }
148 : }
149 :
150 : // Push "this" pointer
151 561277 : void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset;
152 561275 : INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack );
153 :
154 : // Args
155 561274 : void ** pCppArgs = static_cast<void **>(alloca( 3 * sizeof(void *) * nParams ));
156 : // Indices of values this have to be converted (interface conversion cpp<=>uno)
157 561274 : sal_Int32 * pTempIndices = reinterpret_cast<sal_Int32 *>(pCppArgs + nParams);
158 : // Type descriptions for reconversions
159 561274 : typelib_TypeDescription ** ppTempParamTypeDescr = reinterpret_cast<typelib_TypeDescription **>(pCppArgs + (2 * nParams));
160 :
161 561274 : sal_Int32 nTempIndices = 0;
162 :
163 978188 : for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
164 : {
165 416914 : const typelib_MethodParameter & rParam = pParams[nPos];
166 416914 : typelib_TypeDescription * pParamTypeDescr = 0;
167 416914 : TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
168 :
169 416914 : if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
170 : {
171 527805 : uno_copyAndConvertData( pCppArgs[nPos] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr,
172 703741 : pThis->getBridge()->getUno2Cpp() );
173 :
174 175936 : switch (pParamTypeDescr->eTypeClass)
175 : {
176 : case typelib_TypeClass_HYPER:
177 : case typelib_TypeClass_UNSIGNED_HYPER:
178 18 : INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack );
179 18 : break;
180 : case typelib_TypeClass_LONG:
181 : case typelib_TypeClass_UNSIGNED_LONG:
182 : case typelib_TypeClass_ENUM:
183 157322 : INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack );
184 157322 : break;
185 : case typelib_TypeClass_SHORT:
186 : case typelib_TypeClass_CHAR:
187 : case typelib_TypeClass_UNSIGNED_SHORT:
188 9735 : INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack );
189 9735 : break;
190 : case typelib_TypeClass_BOOLEAN:
191 : case typelib_TypeClass_BYTE:
192 7321 : INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack );
193 7321 : break;
194 : case typelib_TypeClass_FLOAT:
195 : case typelib_TypeClass_DOUBLE:
196 1540 : INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack );
197 1540 : break;
198 : default:
199 0 : break;
200 : }
201 :
202 : // no longer needed
203 175936 : TYPELIB_DANGER_RELEASE( pParamTypeDescr );
204 : }
205 : else // ptr to complex value | ref
206 : {
207 240978 : if (! rParam.bIn) // is pure out
208 : {
209 : // cpp out is constructed mem, uno out is not!
210 : uno_constructData(
211 720 : pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
212 1080 : pParamTypeDescr );
213 360 : pTempIndices[nTempIndices] = nPos; // default constructed for cpp call
214 : // will be released at reconversion
215 360 : ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr;
216 : }
217 : // is in/inout
218 240618 : else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
219 : {
220 : uno_copyAndConvertData(
221 60778 : pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
222 91167 : pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() );
223 :
224 30389 : pTempIndices[nTempIndices] = nPos; // has to be reconverted
225 : // will be released at reconversion
226 30389 : ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr;
227 : }
228 : else // direct way
229 : {
230 210229 : pCppArgs[nPos] = pUnoArgs[nPos];
231 : // no longer needed
232 210229 : TYPELIB_DANGER_RELEASE( pParamTypeDescr );
233 : }
234 240978 : INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack );
235 : }
236 : }
237 :
238 : try
239 : {
240 : try {
241 : CPPU_CURRENT_NAMESPACE::callVirtualMethod(
242 : pAdjustedThisPtr, aVtableSlot.index,
243 : pCppReturn, pReturnTypeRef, bSimpleReturn,
244 561274 : pStackStart, ( pStack - pStackStart ),
245 561274 : pGPR, pFPR );
246 9792 : } catch (const Exception &) {
247 4896 : throw;
248 0 : } catch (const std::exception & e) {
249 0 : OUStringBuffer buf;
250 0 : buf.append("C++ code threw ");
251 0 : appendCString(buf, typeid(e).name());
252 0 : buf.append(": ");
253 0 : appendCString(buf, e.what());
254 0 : throw RuntimeException(buf.makeStringAndClear());
255 0 : } catch (...) {
256 0 : throw RuntimeException("C++ code threw unknown exception");
257 : }
258 :
259 556386 : *ppUnoExc = 0;
260 :
261 : // reconvert temporary params
262 1143032 : for ( ; nTempIndices--; )
263 : {
264 30260 : sal_Int32 nIndex = pTempIndices[nTempIndices];
265 30260 : typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices];
266 :
267 30260 : if (pParams[nIndex].bIn)
268 : {
269 29900 : if (pParams[nIndex].bOut) // inout
270 : {
271 6 : uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
272 12 : uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
273 18 : pThis->getBridge()->getCpp2Uno() );
274 : }
275 : }
276 : else // pure out
277 : {
278 720 : uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
279 1080 : pThis->getBridge()->getCpp2Uno() );
280 : }
281 : // destroy temp cpp param => cpp: every param was constructed
282 30260 : uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
283 :
284 30260 : TYPELIB_DANGER_RELEASE( pParamTypeDescr );
285 : }
286 : // return value
287 556386 : if (pCppReturn && pUnoReturn != pCppReturn)
288 : {
289 : uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
290 232183 : pThis->getBridge()->getCpp2Uno() );
291 232183 : uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
292 : }
293 : }
294 4896 : catch (...)
295 : {
296 : // fill uno exception
297 : #ifdef _LIBCPP_VERSION
298 : CPPU_CURRENT_NAMESPACE::fillUnoException(
299 : reinterpret_cast< __cxxabiv1::__cxa_eh_globals * >(
300 : __cxxabiv1::__cxa_get_globals())->caughtExceptions,
301 : *ppUnoExc, pThis->getBridge()->getCpp2Uno());
302 : #else
303 : fillUnoException(
304 : reinterpret_cast< CPPU_CURRENT_NAMESPACE::__cxa_eh_globals * >(
305 4896 : __cxxabiv1::__cxa_get_globals())->caughtExceptions,
306 9792 : *ppUnoExc, pThis->getBridge()->getCpp2Uno());
307 : #endif
308 :
309 : // temporary params
310 10281 : for ( ; nTempIndices--; )
311 : {
312 489 : sal_Int32 nIndex = pTempIndices[nTempIndices];
313 : // destroy temp cpp param => cpp: every param was constructed
314 489 : uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndices], cpp_release );
315 489 : TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] );
316 : }
317 : // return type
318 4896 : if (pReturnTypeDescr)
319 4896 : TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
320 : }
321 561282 : }
322 :
323 :
324 : namespace bridges { namespace cpp_uno { namespace shared {
325 :
326 571464 : void unoInterfaceProxyDispatch(
327 : uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
328 : void * pReturn, void * pArgs[], uno_Any ** ppException )
329 : {
330 : // is my surrogate
331 : bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
332 571464 : = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI);
333 : #if OSL_DEBUG_LEVEL > 0
334 : typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
335 : #endif
336 :
337 571464 : switch (pMemberDescr->eTypeClass)
338 : {
339 : case typelib_TypeClass_INTERFACE_ATTRIBUTE:
340 : {
341 : #if OSL_DEBUG_LEVEL > 0
342 : // determine vtable call index
343 : sal_Int32 nMemberPos = reinterpret_cast<typelib_InterfaceMemberTypeDescription const *>(pMemberDescr)->nPosition;
344 : assert(nMemberPos < pTypeDescr->nAllMembers);
345 : #endif
346 : VtableSlot aVtableSlot(
347 : getVtableSlot(
348 : reinterpret_cast<
349 : typelib_InterfaceAttributeTypeDescription const * >(
350 8622 : pMemberDescr)));
351 :
352 8622 : if (pReturn)
353 : {
354 : // dependent dispatch
355 : cpp_call(
356 : pThis, aVtableSlot,
357 : reinterpret_cast<typelib_InterfaceAttributeTypeDescription const *>(pMemberDescr)->pAttributeTypeRef,
358 : 0, 0, // no params
359 7024 : pReturn, pArgs, ppException );
360 : }
361 : else
362 : {
363 : // is SET
364 : typelib_MethodParameter aParam;
365 : aParam.pTypeRef =
366 1598 : reinterpret_cast<typelib_InterfaceAttributeTypeDescription const *>(pMemberDescr)->pAttributeTypeRef;
367 1598 : aParam.bIn = sal_True;
368 1598 : aParam.bOut = sal_False;
369 :
370 1598 : typelib_TypeDescriptionReference * pReturnTypeRef = 0;
371 1598 : OUString aVoidName("void");
372 : typelib_typedescriptionreference_new(
373 1598 : &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
374 :
375 : // dependent dispatch
376 1598 : aVtableSlot.index += 1; // get, then set method
377 : cpp_call(
378 : pThis, aVtableSlot, // get, then set method
379 : pReturnTypeRef,
380 : 1, &aParam,
381 1598 : pReturn, pArgs, ppException );
382 :
383 1598 : typelib_typedescriptionreference_release( pReturnTypeRef );
384 : }
385 :
386 8622 : break;
387 : }
388 : case typelib_TypeClass_INTERFACE_METHOD:
389 : {
390 : #if OSL_DEBUG_LEVEL > 0
391 : // determine vtable call index
392 : sal_Int32 nMemberPos = reinterpret_cast<typelib_InterfaceMemberTypeDescription const *>(pMemberDescr)->nPosition;
393 : assert(nMemberPos < pTypeDescr->nAllMembers);
394 : #endif
395 : VtableSlot aVtableSlot(
396 : getVtableSlot(
397 : reinterpret_cast<
398 : typelib_InterfaceMethodTypeDescription const * >(
399 562842 : pMemberDescr)));
400 :
401 562844 : switch (aVtableSlot.index)
402 : {
403 : // standard calls
404 : case 1: // acquire uno interface
405 0 : (*pUnoI->acquire)( pUnoI );
406 0 : *ppException = 0;
407 0 : break;
408 : case 2: // release uno interface
409 0 : (*pUnoI->release)( pUnoI );
410 0 : *ppException = 0;
411 0 : break;
412 : case 0: // queryInterface() opt
413 : {
414 111582 : typelib_TypeDescription * pTD = 0;
415 111582 : TYPELIB_DANGER_GET( &pTD, static_cast< Type * >( pArgs[0] )->getTypeLibType() );
416 111582 : if (pTD)
417 : {
418 111582 : uno_Interface * pInterface = 0;
419 111582 : (*pThis->getBridge()->getUnoEnv()->getRegisteredInterface)(
420 : pThis->getBridge()->getUnoEnv(),
421 111582 : reinterpret_cast<void **>(&pInterface), pThis->oid.pData, reinterpret_cast<typelib_InterfaceTypeDescription *>(pTD) );
422 :
423 111582 : if (pInterface)
424 : {
425 : ::uno_any_construct(
426 : static_cast< uno_Any * >( pReturn ),
427 10185 : &pInterface, pTD, 0 );
428 10185 : (*pInterface->release)( pInterface );
429 10185 : TYPELIB_DANGER_RELEASE( pTD );
430 10185 : *ppException = 0;
431 10185 : break;
432 : }
433 101397 : TYPELIB_DANGER_RELEASE( pTD );
434 : }
435 : } // else perform queryInterface()
436 : default:
437 : // dependent dispatch
438 : cpp_call(
439 : pThis, aVtableSlot,
440 : reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->pReturnTypeRef,
441 : reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->nParams,
442 : reinterpret_cast<typelib_InterfaceMethodTypeDescription const *>(pMemberDescr)->pParams,
443 552659 : pReturn, pArgs, ppException );
444 : }
445 562845 : break;
446 : }
447 : default:
448 : {
449 : ::com::sun::star::uno::RuntimeException aExc(
450 : OUString("illegal member type description!"),
451 0 : ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
452 :
453 0 : Type const & rExcType = cppu::UnoType<decltype(aExc)>::get();
454 : // binary identical null reference
455 0 : ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
456 : }
457 : }
458 571467 : }
459 :
460 : } } }
461 :
462 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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