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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 : #ifndef INCLUDED_CPPU_SOURCE_UNO_ASSIGN_HXX
20 : #define INCLUDED_CPPU_SOURCE_UNO_ASSIGN_HXX
21 :
22 : #include <string.h>
23 :
24 : #include "prim.hxx"
25 : #include "destr.hxx"
26 : #include "constr.hxx"
27 : #include "copy.hxx"
28 :
29 :
30 : namespace cppu
31 : {
32 :
33 :
34 : //#### assignment ##################################################################################
35 :
36 :
37 :
38 :
39 1303366 : inline void _assignInterface(
40 : void ** ppDest, void * pSource,
41 : uno_AcquireFunc acquire, uno_ReleaseFunc release )
42 :
43 : {
44 1303366 : _acquire( pSource, acquire );
45 1303366 : void * const pToBeReleased = *ppDest;
46 1303366 : *ppDest = pSource;
47 1303366 : _release( pToBeReleased, release );
48 1303366 : }
49 :
50 28224553 : inline void * _queryInterface(
51 : void * pSource,
52 : typelib_TypeDescriptionReference * pDestType,
53 : uno_QueryInterfaceFunc queryInterface )
54 : {
55 28224553 : if (pSource)
56 : {
57 28224553 : if (0 == queryInterface)
58 0 : queryInterface = binuno_queryInterface;
59 28224553 : pSource = (*queryInterface)( pSource, pDestType );
60 : }
61 28224553 : return pSource;
62 : }
63 :
64 : bool assignStruct(
65 : void * pDest, void * pSource,
66 : typelib_CompoundTypeDescription * pTypeDescr,
67 : uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release );
68 :
69 28675854 : inline bool _assignStruct(
70 : void * pDest, void * pSource,
71 : typelib_CompoundTypeDescription * pTypeDescr,
72 : uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
73 : {
74 28675854 : if (pTypeDescr->pBaseTypeDescription)
75 : {
76 : // copy base value
77 144759 : if (! assignStruct( pDest, pSource, pTypeDescr->pBaseTypeDescription,
78 144759 : queryInterface, acquire, release ))
79 : {
80 0 : return false;
81 : }
82 : }
83 : // then copy members
84 28675854 : typelib_TypeDescriptionReference ** ppTypeRefs = pTypeDescr->ppTypeRefs;
85 28675854 : sal_Int32 * pMemberOffsets = pTypeDescr->pMemberOffsets;
86 28675854 : sal_Int32 nDescr = pTypeDescr->nMembers;
87 171299053 : while (nDescr--)
88 : {
89 341842035 : if (! ::uno_type_assignData( static_cast<char *>(pDest) + pMemberOffsets[nDescr],
90 113947345 : ppTypeRefs[nDescr],
91 227894690 : static_cast<char *>(pSource) + pMemberOffsets[nDescr],
92 113947345 : ppTypeRefs[nDescr],
93 569736725 : queryInterface, acquire, release ))
94 : {
95 0 : return false;
96 : }
97 : }
98 28675854 : return true;
99 : }
100 :
101 202190423 : inline bool _assignData(
102 : void * pDest,
103 : typelib_TypeDescriptionReference * pDestType, typelib_TypeDescription * pDestTypeDescr,
104 : void * pSource,
105 : typelib_TypeDescriptionReference * pSourceType, typelib_TypeDescription * pSourceTypeDescr,
106 : uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
107 : {
108 202190423 : if (pDest == pSource)
109 0 : return _type_equals( pDestType, pSourceType );
110 :
111 202190423 : if (! pSource)
112 : {
113 0 : _destructData( pDest, pDestType, pDestTypeDescr, release );
114 0 : _defaultConstructData( pDest, pDestType, pDestTypeDescr );
115 0 : return true;
116 : }
117 432160935 : while (typelib_TypeClass_ANY == pSourceType->eTypeClass)
118 : {
119 27780089 : pSourceTypeDescr = 0;
120 27780089 : pSourceType = static_cast<uno_Any *>(pSource)->pType;
121 27780089 : pSource = static_cast<uno_Any *>(pSource)->pData;
122 27780089 : if (pDest == pSource)
123 0 : return true;
124 : }
125 :
126 202190423 : switch (pDestType->eTypeClass)
127 : {
128 : case typelib_TypeClass_VOID:
129 0 : return pSourceType->eTypeClass == typelib_TypeClass_VOID;
130 : case typelib_TypeClass_CHAR:
131 12 : switch (pSourceType->eTypeClass)
132 : {
133 : case typelib_TypeClass_CHAR:
134 12 : *static_cast<sal_Unicode *>(pDest) = *static_cast<sal_Unicode *>(pSource);
135 12 : return true;
136 : default:
137 0 : return false;
138 : }
139 : case typelib_TypeClass_BOOLEAN:
140 157394 : switch (pSourceType->eTypeClass)
141 : {
142 : case typelib_TypeClass_BOOLEAN:
143 157376 : *static_cast<sal_Bool *>(pDest) = (*static_cast<sal_Bool *>(pSource) != sal_False);
144 157376 : return true;
145 : default:
146 18 : return false;
147 : }
148 : case typelib_TypeClass_BYTE:
149 15 : switch (pSourceType->eTypeClass)
150 : {
151 : case typelib_TypeClass_BYTE:
152 15 : *static_cast<sal_Int8 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
153 15 : return true;
154 : default:
155 0 : return false;
156 : }
157 : case typelib_TypeClass_SHORT:
158 651355 : switch (pSourceType->eTypeClass)
159 : {
160 : case typelib_TypeClass_BYTE:
161 29 : *static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
162 29 : return true;
163 : case typelib_TypeClass_SHORT:
164 : case typelib_TypeClass_UNSIGNED_SHORT:
165 651315 : *static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
166 651315 : return true;
167 : default:
168 11 : return false;
169 : }
170 : case typelib_TypeClass_UNSIGNED_SHORT:
171 21959 : switch (pSourceType->eTypeClass)
172 : {
173 : case typelib_TypeClass_BYTE:
174 0 : *static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
175 0 : return true;
176 : case typelib_TypeClass_SHORT:
177 : case typelib_TypeClass_UNSIGNED_SHORT:
178 21959 : *static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
179 21959 : return true;
180 : default:
181 0 : return false;
182 : }
183 : case typelib_TypeClass_LONG:
184 28279219 : switch (pSourceType->eTypeClass)
185 : {
186 : case typelib_TypeClass_BYTE:
187 167 : *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
188 167 : return true;
189 : case typelib_TypeClass_SHORT:
190 246 : *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
191 246 : return true;
192 : case typelib_TypeClass_UNSIGNED_SHORT:
193 0 : *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
194 0 : return true;
195 : case typelib_TypeClass_LONG:
196 : case typelib_TypeClass_UNSIGNED_LONG:
197 28275274 : *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
198 28275274 : return true;
199 : default:
200 3532 : return false;
201 : }
202 : case typelib_TypeClass_UNSIGNED_LONG:
203 51985 : switch (pSourceType->eTypeClass)
204 : {
205 : case typelib_TypeClass_BYTE:
206 4 : *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
207 4 : return true;
208 : case typelib_TypeClass_SHORT:
209 0 : *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
210 0 : return true;
211 : case typelib_TypeClass_UNSIGNED_SHORT:
212 0 : *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
213 0 : return true;
214 : case typelib_TypeClass_LONG:
215 : case typelib_TypeClass_UNSIGNED_LONG:
216 51981 : *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
217 51981 : return true;
218 : default:
219 0 : return false;
220 : }
221 : case typelib_TypeClass_HYPER:
222 1 : switch (pSourceType->eTypeClass)
223 : {
224 : case typelib_TypeClass_BYTE:
225 0 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
226 0 : return true;
227 : case typelib_TypeClass_SHORT:
228 0 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
229 0 : return true;
230 : case typelib_TypeClass_UNSIGNED_SHORT:
231 0 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
232 0 : return true;
233 : case typelib_TypeClass_LONG:
234 0 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
235 0 : return true;
236 : case typelib_TypeClass_UNSIGNED_LONG:
237 0 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
238 0 : return true;
239 : case typelib_TypeClass_HYPER:
240 : case typelib_TypeClass_UNSIGNED_HYPER:
241 1 : *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int64 *>(pSource);
242 1 : return true;
243 : default:
244 0 : return false;
245 : }
246 : case typelib_TypeClass_UNSIGNED_HYPER:
247 4368 : switch (pSourceType->eTypeClass)
248 : {
249 : case typelib_TypeClass_BYTE:
250 0 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
251 0 : return true;
252 : case typelib_TypeClass_SHORT:
253 0 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
254 0 : return true;
255 : case typelib_TypeClass_UNSIGNED_SHORT:
256 0 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
257 0 : return true;
258 : case typelib_TypeClass_LONG:
259 0 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
260 0 : return true;
261 : case typelib_TypeClass_UNSIGNED_LONG:
262 0 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
263 0 : return true;
264 : case typelib_TypeClass_HYPER:
265 : case typelib_TypeClass_UNSIGNED_HYPER:
266 4368 : *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt64 *>(pSource);
267 4368 : return true;
268 : default:
269 0 : return false;
270 : }
271 : case typelib_TypeClass_FLOAT:
272 118169 : switch (pSourceType->eTypeClass)
273 : {
274 : case typelib_TypeClass_BYTE:
275 0 : *static_cast<float *>(pDest) = *static_cast<sal_Int8 *>(pSource);
276 0 : return true;
277 : case typelib_TypeClass_SHORT:
278 0 : *static_cast<float *>(pDest) = *static_cast<sal_Int16 *>(pSource);
279 0 : return true;
280 : case typelib_TypeClass_UNSIGNED_SHORT:
281 0 : *static_cast<float *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
282 0 : return true;
283 : case typelib_TypeClass_FLOAT:
284 118169 : *static_cast<float *>(pDest) = *static_cast<float *>(pSource);
285 118169 : return true;
286 : default:
287 0 : return false;
288 : }
289 : case typelib_TypeClass_DOUBLE:
290 463887 : switch (pSourceType->eTypeClass)
291 : {
292 : case typelib_TypeClass_BYTE:
293 0 : *static_cast<double *>(pDest) = *static_cast<sal_Int8 *>(pSource);
294 0 : return true;
295 : case typelib_TypeClass_SHORT:
296 0 : *static_cast<double *>(pDest) = *static_cast<sal_Int16 *>(pSource);
297 0 : return true;
298 : case typelib_TypeClass_UNSIGNED_SHORT:
299 0 : *static_cast<double *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
300 0 : return true;
301 : case typelib_TypeClass_LONG:
302 0 : *static_cast<double *>(pDest) = *static_cast<sal_Int32 *>(pSource);
303 0 : return true;
304 : case typelib_TypeClass_UNSIGNED_LONG:
305 0 : *static_cast<double *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
306 0 : return true;
307 : case typelib_TypeClass_FLOAT:
308 0 : *static_cast<double *>(pDest) = *static_cast<float *>(pSource);
309 0 : return true;
310 : case typelib_TypeClass_DOUBLE:
311 463887 : *static_cast<double *>(pDest) = *static_cast<double *>(pSource);
312 463887 : return true;
313 : default:
314 0 : return false;
315 : }
316 : case typelib_TypeClass_STRING:
317 28240291 : switch (pSourceType->eTypeClass)
318 : {
319 : case typelib_TypeClass_STRING:
320 28238148 : ::rtl_uString_assign( static_cast<rtl_uString **>(pDest), *static_cast<rtl_uString **>(pSource) );
321 28238148 : return true;
322 : default:
323 2143 : return false;
324 : }
325 : case typelib_TypeClass_TYPE:
326 365 : switch (pSourceType->eTypeClass)
327 : {
328 : case typelib_TypeClass_TYPE:
329 : {
330 364 : typelib_TypeDescriptionReference ** pp = static_cast<typelib_TypeDescriptionReference **>(pDest);
331 364 : ::typelib_typedescriptionreference_release( *pp );
332 364 : *pp = *static_cast<typelib_TypeDescriptionReference **>(pSource);
333 364 : TYPE_ACQUIRE( *pp );
334 364 : return true;
335 : }
336 : default:
337 1 : return false;
338 : }
339 : case typelib_TypeClass_ANY:
340 27780111 : _destructAny( static_cast<uno_Any *>(pDest), release );
341 27780111 : _copyConstructAny( static_cast<uno_Any *>(pDest), pSource, pSourceType, pSourceTypeDescr, acquire, 0 );
342 27780111 : return true;
343 : case typelib_TypeClass_ENUM:
344 28146245 : if (_type_equals( pDestType, pSourceType ))
345 : {
346 28139702 : *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
347 28139702 : return true;
348 : }
349 6543 : return false;
350 : case typelib_TypeClass_STRUCT:
351 : case typelib_TypeClass_EXCEPTION:
352 56170750 : if (typelib_TypeClass_STRUCT == pSourceType->eTypeClass ||
353 426378 : typelib_TypeClass_EXCEPTION == pSourceType->eTypeClass)
354 : {
355 55318534 : bool bRet = false;
356 55318534 : if (pSourceTypeDescr)
357 : {
358 : typelib_CompoundTypeDescription * pTypeDescr =
359 24 : reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
360 72 : while (pTypeDescr &&
361 24 : !_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
362 : {
363 0 : pTypeDescr = pTypeDescr->pBaseTypeDescription;
364 : }
365 24 : if (pTypeDescr)
366 : {
367 : bRet = _assignStruct(
368 24 : pDest, pSource, pTypeDescr, queryInterface, acquire, release );
369 : }
370 : }
371 : else
372 : {
373 55318510 : TYPELIB_DANGER_GET( &pSourceTypeDescr, pSourceType );
374 : typelib_CompoundTypeDescription * pTypeDescr =
375 55318510 : reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
376 192751611 : while (pTypeDescr &&
377 55322831 : !_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
378 : {
379 26791760 : pTypeDescr = pTypeDescr->pBaseTypeDescription;
380 : }
381 55318510 : if (pTypeDescr)
382 : {
383 : bRet = _assignStruct(
384 28531071 : pDest, pSource, pTypeDescr, queryInterface, acquire, release );
385 : }
386 55318510 : TYPELIB_DANGER_RELEASE( pSourceTypeDescr );
387 : }
388 55318534 : return bRet;
389 : }
390 425838 : return false;
391 : case typelib_TypeClass_SEQUENCE:
392 2723669 : if (typelib_TypeClass_SEQUENCE != pSourceType->eTypeClass)
393 153449 : return false;
394 : // self assignment:
395 2570220 : if (*static_cast<uno_Sequence **>(pSource) == *static_cast<uno_Sequence **>(pDest))
396 470652 : return true;
397 2099568 : if (_type_equals( pDestType, pSourceType ))
398 : {
399 2060948 : osl_atomic_increment( &(*static_cast<uno_Sequence **>(pSource))->nRefCount );
400 : idestructSequence(
401 2060948 : *static_cast<uno_Sequence **>(pDest), pDestType, pDestTypeDescr, release );
402 2060948 : *static_cast<uno_Sequence **>(pDest) = *static_cast<uno_Sequence **>(pSource);
403 2060948 : return true;
404 : }
405 38620 : return false;
406 : case typelib_TypeClass_INTERFACE:
407 29807006 : if (typelib_TypeClass_INTERFACE != pSourceType->eTypeClass)
408 72300 : return false;
409 29734706 : if (_type_equals( pDestType, pSourceType ))
410 : {
411 1303366 : _assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
412 1303366 : return true;
413 : }
414 28431340 : else if (*static_cast< void ** >(pSource) == 0)
415 : {
416 : // A null reference of any interface type can be converted to a null
417 : // reference of any other interface type:
418 206787 : void * const pToBeReleased = *static_cast< void ** >(pDest);
419 206787 : *static_cast< void ** >(pDest) = 0;
420 206787 : _release( pToBeReleased, release );
421 206787 : return true;
422 : }
423 : else
424 : {
425 28224553 : if (pSourceTypeDescr)
426 : {
427 0 : typelib_TypeDescription * pTD = pSourceTypeDescr;
428 0 : while (pTD && !_type_equals( pTD->pWeakRef, pDestType ))
429 : {
430 0 : pTD = &(reinterpret_cast<typelib_InterfaceTypeDescription *>(pTD))->pBaseTypeDescription->aBase;
431 : }
432 0 : if (pTD) // is base of dest
433 : {
434 0 : _assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
435 0 : return true;
436 : }
437 : }
438 :
439 : // query for interface:
440 : void * pQueried = _queryInterface( *static_cast<void **>(pSource),
441 28224553 : pDestType, queryInterface );
442 28224553 : if (pQueried != 0) {
443 28141422 : void * const pToBeReleased = *static_cast<void **>(pDest);
444 28141422 : *static_cast<void **>(pDest) = pQueried;
445 28141422 : _release( pToBeReleased, release );
446 : }
447 28224553 : return (pQueried != 0);
448 : }
449 : default:
450 : OSL_ASSERT(false);
451 0 : return false;
452 : }
453 : }
454 :
455 : }
456 :
457 : #endif
458 :
459 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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