2 * msvcrt.dll C++ objects
4 * Copyright 2000 Jon Griffiths
5 * Copyright 2003, 2004 Alexandre Julliard
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
29 #include "wine/exception.h"
30 #include "wine/debug.h"
32 #include "cppexcept.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt
);
38 struct __type_info_node
41 struct __type_info_node
* next
;
44 typedef exception bad_cast
;
45 typedef exception bad_typeid
;
46 typedef exception __non_rtti_object
;
48 extern const vtable_ptr MSVCRT_exception_vtable
;
49 extern const vtable_ptr MSVCRT_bad_typeid_vtable
;
50 extern const vtable_ptr MSVCRT_bad_cast_vtable
;
51 extern const vtable_ptr MSVCRT___non_rtti_object_vtable
;
52 extern const vtable_ptr MSVCRT_type_info_vtable
;
54 /* get the vtable pointer for a C++ object */
55 static inline const vtable_ptr
*get_vtable( void *obj
)
57 return *(const vtable_ptr
**)obj
;
60 static inline const rtti_object_locator
*get_obj_locator( void *cppobj
)
62 const vtable_ptr
*vtable
= get_vtable( cppobj
);
63 return (const rtti_object_locator
*)vtable
[-1];
67 static void dump_obj_locator( const rtti_object_locator
*ptr
)
70 const rtti_object_hierarchy
*h
= ptr
->type_hierarchy
;
72 TRACE( "%p: sig=%08x base_offset=%08x flags=%08x type=%p %s hierarchy=%p\n",
73 ptr
, ptr
->signature
, ptr
->base_class_offset
, ptr
->flags
,
74 ptr
->type_descriptor
, dbgstr_type_info(ptr
->type_descriptor
), ptr
->type_hierarchy
);
75 TRACE( " hierarchy: sig=%08x attr=%08x len=%d base classes=%p\n",
76 h
->signature
, h
->attributes
, h
->array_len
, h
->base_classes
);
77 for (i
= 0; i
< h
->array_len
; i
++)
79 TRACE( " base class %p: num %d off %d,%d,%d attr %08x type %p %s\n",
80 h
->base_classes
->bases
[i
],
81 h
->base_classes
->bases
[i
]->num_base_classes
,
82 h
->base_classes
->bases
[i
]->offsets
.this_offset
,
83 h
->base_classes
->bases
[i
]->offsets
.vbase_descr
,
84 h
->base_classes
->bases
[i
]->offsets
.vbase_offset
,
85 h
->base_classes
->bases
[i
]->attributes
,
86 h
->base_classes
->bases
[i
]->type_descriptor
,
87 dbgstr_type_info(h
->base_classes
->bases
[i
]->type_descriptor
) );
93 static void dump_obj_locator( const rtti_object_locator
*ptr
)
96 char *base
= ptr
->signature
== 0 ? RtlPcToFileHeader((void*)ptr
, (void**)&base
) : (char*)ptr
- ptr
->object_locator
;
97 const rtti_object_hierarchy
*h
= (const rtti_object_hierarchy
*)(base
+ ptr
->type_hierarchy
);
98 const type_info
*type_descriptor
= (const type_info
*)(base
+ ptr
->type_descriptor
);
100 TRACE( "%p: sig=%08x base_offset=%08x flags=%08x type=%p %s hierarchy=%p\n",
101 ptr
, ptr
->signature
, ptr
->base_class_offset
, ptr
->flags
,
102 type_descriptor
, dbgstr_type_info(type_descriptor
), h
);
103 TRACE( " hierarchy: sig=%08x attr=%08x len=%d base classes=%p\n",
104 h
->signature
, h
->attributes
, h
->array_len
, base
+ h
->base_classes
);
105 for (i
= 0; i
< h
->array_len
; i
++)
107 const rtti_base_descriptor
*bases
= (rtti_base_descriptor
*)(base
+
108 ((const rtti_base_array
*)(base
+ h
->base_classes
))->bases
[i
]);
110 TRACE( " base class %p: num %d off %d,%d,%d attr %08x type %p %s\n",
112 bases
->num_base_classes
,
113 bases
->offsets
.this_offset
,
114 bases
->offsets
.vbase_descr
,
115 bases
->offsets
.vbase_offset
,
117 base
+ bases
->type_descriptor
,
118 dbgstr_type_info((const type_info
*)(base
+ bases
->type_descriptor
)) );
123 /* Internal common ctor for exception */
124 static void EXCEPTION_ctor(exception
*_this
, const char** name
)
126 _this
->vtable
= &MSVCRT_exception_vtable
;
129 unsigned int name_len
= strlen(*name
) + 1;
130 _this
->name
= MSVCRT_malloc(name_len
);
131 memcpy(_this
->name
, *name
, name_len
);
132 _this
->do_free
= TRUE
;
137 _this
->do_free
= FALSE
;
141 /******************************************************************
142 * ??0exception@@QAE@ABQBD@Z (MSVCRT.@)
144 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_ctor
,8)
145 exception
* __thiscall
MSVCRT_exception_ctor(exception
* _this
, const char ** name
)
147 TRACE("(%p,%s)\n", _this
, *name
);
148 EXCEPTION_ctor(_this
, name
);
152 /******************************************************************
153 * ??0exception@@QAE@ABQBDH@Z (MSVCRT.@)
155 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_ctor_noalloc
,12)
156 exception
* __thiscall
MSVCRT_exception_ctor_noalloc(exception
* _this
, char ** name
, int noalloc
)
158 TRACE("(%p,%s)\n", _this
, *name
);
159 _this
->vtable
= &MSVCRT_exception_vtable
;
161 _this
->do_free
= FALSE
;
165 /******************************************************************
166 * ??0exception@@QAE@ABV0@@Z (MSVCRT.@)
168 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_copy_ctor
,8)
169 exception
* __thiscall
MSVCRT_exception_copy_ctor(exception
* _this
, const exception
* rhs
)
171 TRACE("(%p,%p)\n", _this
, rhs
);
175 _this
->vtable
= &MSVCRT_exception_vtable
;
176 _this
->name
= rhs
->name
;
177 _this
->do_free
= FALSE
;
180 EXCEPTION_ctor(_this
, (const char**)&rhs
->name
);
181 TRACE("name = %s\n", _this
->name
);
185 /******************************************************************
186 * ??0exception@@QAE@XZ (MSVCRT.@)
188 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_default_ctor
,4)
189 exception
* __thiscall
MSVCRT_exception_default_ctor(exception
* _this
)
191 static const char* empty
= NULL
;
193 TRACE("(%p)\n", _this
);
194 EXCEPTION_ctor(_this
, &empty
);
198 /******************************************************************
199 * ??1exception@@UAE@XZ (MSVCRT.@)
201 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_dtor
,4)
202 void __thiscall
MSVCRT_exception_dtor(exception
* _this
)
204 TRACE("(%p)\n", _this
);
205 _this
->vtable
= &MSVCRT_exception_vtable
;
206 if (_this
->do_free
) MSVCRT_free(_this
->name
);
209 /******************************************************************
210 * ??4exception@@QAEAAV0@ABV0@@Z (MSVCRT.@)
212 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_opequals
,8)
213 exception
* __thiscall
MSVCRT_exception_opequals(exception
* _this
, const exception
* rhs
)
215 TRACE("(%p %p)\n", _this
, rhs
);
218 MSVCRT_exception_dtor(_this
);
219 MSVCRT_exception_copy_ctor(_this
, rhs
);
221 TRACE("name = %s\n", _this
->name
);
225 /******************************************************************
226 * ??_Eexception@@UAEPAXI@Z (MSVCRT.@)
228 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_vector_dtor
,8)
229 void * __thiscall
MSVCRT_exception_vector_dtor(exception
* _this
, unsigned int flags
)
231 TRACE("(%p %x)\n", _this
, flags
);
234 /* we have an array, with the number of elements stored before the first object */
235 INT_PTR i
, *ptr
= (INT_PTR
*)_this
- 1;
237 for (i
= *ptr
- 1; i
>= 0; i
--) MSVCRT_exception_dtor(_this
+ i
);
238 MSVCRT_operator_delete(ptr
);
242 MSVCRT_exception_dtor(_this
);
243 if (flags
& 1) MSVCRT_operator_delete(_this
);
248 /******************************************************************
249 * ??_Gexception@@UAEPAXI@Z (MSVCRT.@)
251 DEFINE_THISCALL_WRAPPER(MSVCRT_exception_scalar_dtor
,8)
252 void * __thiscall
MSVCRT_exception_scalar_dtor(exception
* _this
, unsigned int flags
)
254 TRACE("(%p %x)\n", _this
, flags
);
255 MSVCRT_exception_dtor(_this
);
256 if (flags
& 1) MSVCRT_operator_delete(_this
);
260 /******************************************************************
261 * ?what@exception@@UBEPBDXZ (MSVCRT.@)
263 DEFINE_THISCALL_WRAPPER(MSVCRT_what_exception
,4)
264 const char * __thiscall
MSVCRT_what_exception(exception
* _this
)
266 TRACE("(%p) returning %s\n", _this
, _this
->name
);
267 return _this
->name
? _this
->name
: "Unknown exception";
270 /******************************************************************
271 * ??0bad_typeid@@QAE@ABV0@@Z (MSVCRT.@)
273 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_copy_ctor
,8)
274 bad_typeid
* __thiscall
MSVCRT_bad_typeid_copy_ctor(bad_typeid
* _this
, const bad_typeid
* rhs
)
276 TRACE("(%p %p)\n", _this
, rhs
);
277 MSVCRT_exception_copy_ctor(_this
, rhs
);
278 _this
->vtable
= &MSVCRT_bad_typeid_vtable
;
282 /******************************************************************
283 * ??0bad_typeid@@QAE@PBD@Z (MSVCRT.@)
285 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_ctor
,8)
286 bad_typeid
* __thiscall
MSVCRT_bad_typeid_ctor(bad_typeid
* _this
, const char * name
)
288 TRACE("(%p %s)\n", _this
, name
);
289 EXCEPTION_ctor(_this
, &name
);
290 _this
->vtable
= &MSVCRT_bad_typeid_vtable
;
294 /******************************************************************
295 * ??_Fbad_typeid@@QAEXXZ (MSVCRT.@)
297 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_default_ctor
,4)
298 bad_typeid
* __thiscall
MSVCRT_bad_typeid_default_ctor(bad_typeid
* _this
)
300 return MSVCRT_bad_typeid_ctor( _this
, "bad typeid" );
303 /******************************************************************
304 * ??1bad_typeid@@UAE@XZ (MSVCRT.@)
306 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_dtor
,4)
307 void __thiscall
MSVCRT_bad_typeid_dtor(bad_typeid
* _this
)
309 TRACE("(%p)\n", _this
);
310 MSVCRT_exception_dtor(_this
);
313 /******************************************************************
314 * ??4bad_typeid@@QAEAAV0@ABV0@@Z (MSVCRT.@)
316 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_opequals
,8)
317 bad_typeid
* __thiscall
MSVCRT_bad_typeid_opequals(bad_typeid
* _this
, const bad_typeid
* rhs
)
319 TRACE("(%p %p)\n", _this
, rhs
);
320 MSVCRT_exception_opequals(_this
, rhs
);
324 /******************************************************************
325 * ??_Ebad_typeid@@UAEPAXI@Z (MSVCRT.@)
327 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_vector_dtor
,8)
328 void * __thiscall
MSVCRT_bad_typeid_vector_dtor(bad_typeid
* _this
, unsigned int flags
)
330 TRACE("(%p %x)\n", _this
, flags
);
333 /* we have an array, with the number of elements stored before the first object */
334 INT_PTR i
, *ptr
= (INT_PTR
*)_this
- 1;
336 for (i
= *ptr
- 1; i
>= 0; i
--) MSVCRT_bad_typeid_dtor(_this
+ i
);
337 MSVCRT_operator_delete(ptr
);
341 MSVCRT_bad_typeid_dtor(_this
);
342 if (flags
& 1) MSVCRT_operator_delete(_this
);
347 /******************************************************************
348 * ??_Gbad_typeid@@UAEPAXI@Z (MSVCRT.@)
350 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_typeid_scalar_dtor
,8)
351 void * __thiscall
MSVCRT_bad_typeid_scalar_dtor(bad_typeid
* _this
, unsigned int flags
)
353 TRACE("(%p %x)\n", _this
, flags
);
354 MSVCRT_bad_typeid_dtor(_this
);
355 if (flags
& 1) MSVCRT_operator_delete(_this
);
359 /******************************************************************
360 * ??0__non_rtti_object@@QAE@ABV0@@Z (MSVCRT.@)
362 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_copy_ctor
,8)
363 __non_rtti_object
* __thiscall
MSVCRT___non_rtti_object_copy_ctor(__non_rtti_object
* _this
,
364 const __non_rtti_object
* rhs
)
366 TRACE("(%p %p)\n", _this
, rhs
);
367 MSVCRT_bad_typeid_copy_ctor(_this
, rhs
);
368 _this
->vtable
= &MSVCRT___non_rtti_object_vtable
;
372 /******************************************************************
373 * ??0__non_rtti_object@@QAE@PBD@Z (MSVCRT.@)
375 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_ctor
,8)
376 __non_rtti_object
* __thiscall
MSVCRT___non_rtti_object_ctor(__non_rtti_object
* _this
,
379 TRACE("(%p %s)\n", _this
, name
);
380 EXCEPTION_ctor(_this
, &name
);
381 _this
->vtable
= &MSVCRT___non_rtti_object_vtable
;
385 /******************************************************************
386 * ??1__non_rtti_object@@UAE@XZ (MSVCRT.@)
388 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_dtor
,4)
389 void __thiscall
MSVCRT___non_rtti_object_dtor(__non_rtti_object
* _this
)
391 TRACE("(%p)\n", _this
);
392 MSVCRT_bad_typeid_dtor(_this
);
395 /******************************************************************
396 * ??4__non_rtti_object@@QAEAAV0@ABV0@@Z (MSVCRT.@)
398 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_opequals
,8)
399 __non_rtti_object
* __thiscall
MSVCRT___non_rtti_object_opequals(__non_rtti_object
* _this
,
400 const __non_rtti_object
*rhs
)
402 TRACE("(%p %p)\n", _this
, rhs
);
403 MSVCRT_bad_typeid_opequals(_this
, rhs
);
407 /******************************************************************
408 * ??_E__non_rtti_object@@UAEPAXI@Z (MSVCRT.@)
410 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_vector_dtor
,8)
411 void * __thiscall
MSVCRT___non_rtti_object_vector_dtor(__non_rtti_object
* _this
, unsigned int flags
)
413 TRACE("(%p %x)\n", _this
, flags
);
416 /* we have an array, with the number of elements stored before the first object */
417 INT_PTR i
, *ptr
= (INT_PTR
*)_this
- 1;
419 for (i
= *ptr
- 1; i
>= 0; i
--) MSVCRT___non_rtti_object_dtor(_this
+ i
);
420 MSVCRT_operator_delete(ptr
);
424 MSVCRT___non_rtti_object_dtor(_this
);
425 if (flags
& 1) MSVCRT_operator_delete(_this
);
430 /******************************************************************
431 * ??_G__non_rtti_object@@UAEPAXI@Z (MSVCRT.@)
433 DEFINE_THISCALL_WRAPPER(MSVCRT___non_rtti_object_scalar_dtor
,8)
434 void * __thiscall
MSVCRT___non_rtti_object_scalar_dtor(__non_rtti_object
* _this
, unsigned int flags
)
436 TRACE("(%p %x)\n", _this
, flags
);
437 MSVCRT___non_rtti_object_dtor(_this
);
438 if (flags
& 1) MSVCRT_operator_delete(_this
);
442 /******************************************************************
443 * ??0bad_cast@@AAE@PBQBD@Z (MSVCRT.@)
444 * ??0bad_cast@@QAE@ABQBD@Z (MSVCRT.@)
446 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_ctor
,8)
447 bad_cast
* __thiscall
MSVCRT_bad_cast_ctor(bad_cast
* _this
, const char ** name
)
449 TRACE("(%p %s)\n", _this
, *name
);
450 EXCEPTION_ctor(_this
, name
);
451 _this
->vtable
= &MSVCRT_bad_cast_vtable
;
455 /******************************************************************
456 * ??0bad_cast@@QAE@ABV0@@Z (MSVCRT.@)
458 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_copy_ctor
,8)
459 bad_cast
* __thiscall
MSVCRT_bad_cast_copy_ctor(bad_cast
* _this
, const bad_cast
* rhs
)
461 TRACE("(%p %p)\n", _this
, rhs
);
462 MSVCRT_exception_copy_ctor(_this
, rhs
);
463 _this
->vtable
= &MSVCRT_bad_cast_vtable
;
467 /******************************************************************
468 * ??0bad_cast@@QAE@PBD@Z (MSVCRT.@)
470 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_ctor_charptr
,8)
471 bad_cast
* __thiscall
MSVCRT_bad_cast_ctor_charptr(bad_cast
* _this
, const char * name
)
473 TRACE("(%p %s)\n", _this
, name
);
474 EXCEPTION_ctor(_this
, &name
);
475 _this
->vtable
= &MSVCRT_bad_cast_vtable
;
479 /******************************************************************
480 * ??_Fbad_cast@@QAEXXZ (MSVCRT.@)
482 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_default_ctor
,4)
483 bad_cast
* __thiscall
MSVCRT_bad_cast_default_ctor(bad_cast
* _this
)
485 return MSVCRT_bad_cast_ctor_charptr( _this
, "bad cast" );
488 /******************************************************************
489 * ??1bad_cast@@UAE@XZ (MSVCRT.@)
491 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_dtor
,4)
492 void __thiscall
MSVCRT_bad_cast_dtor(bad_cast
* _this
)
494 TRACE("(%p)\n", _this
);
495 MSVCRT_exception_dtor(_this
);
498 /******************************************************************
499 * ??4bad_cast@@QAEAAV0@ABV0@@Z (MSVCRT.@)
501 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_opequals
,8)
502 bad_cast
* __thiscall
MSVCRT_bad_cast_opequals(bad_cast
* _this
, const bad_cast
* rhs
)
504 TRACE("(%p %p)\n", _this
, rhs
);
505 MSVCRT_exception_opequals(_this
, rhs
);
509 /******************************************************************
510 * ??_Ebad_cast@@UAEPAXI@Z (MSVCRT.@)
512 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_vector_dtor
,8)
513 void * __thiscall
MSVCRT_bad_cast_vector_dtor(bad_cast
* _this
, unsigned int flags
)
515 TRACE("(%p %x)\n", _this
, flags
);
518 /* we have an array, with the number of elements stored before the first object */
519 INT_PTR i
, *ptr
= (INT_PTR
*)_this
- 1;
521 for (i
= *ptr
- 1; i
>= 0; i
--) MSVCRT_bad_cast_dtor(_this
+ i
);
522 MSVCRT_operator_delete(ptr
);
526 MSVCRT_bad_cast_dtor(_this
);
527 if (flags
& 1) MSVCRT_operator_delete(_this
);
532 /******************************************************************
533 * ??_Gbad_cast@@UAEPAXI@Z (MSVCRT.@)
535 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_cast_scalar_dtor
,8)
536 void * __thiscall
MSVCRT_bad_cast_scalar_dtor(bad_cast
* _this
, unsigned int flags
)
538 TRACE("(%p %x)\n", _this
, flags
);
539 MSVCRT_bad_cast_dtor(_this
);
540 if (flags
& 1) MSVCRT_operator_delete(_this
);
544 /******************************************************************
545 * ??8type_info@@QBEHABV0@@Z (MSVCRT.@)
547 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_opequals_equals
,8)
548 int __thiscall
MSVCRT_type_info_opequals_equals(type_info
* _this
, const type_info
* rhs
)
550 int ret
= !strcmp(_this
->mangled
+ 1, rhs
->mangled
+ 1);
551 TRACE("(%p %p) returning %d\n", _this
, rhs
, ret
);
555 /******************************************************************
556 * ??9type_info@@QBEHABV0@@Z (MSVCRT.@)
558 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_opnot_equals
,8)
559 int __thiscall
MSVCRT_type_info_opnot_equals(type_info
* _this
, const type_info
* rhs
)
561 int ret
= !!strcmp(_this
->mangled
+ 1, rhs
->mangled
+ 1);
562 TRACE("(%p %p) returning %d\n", _this
, rhs
, ret
);
566 /******************************************************************
567 * ?before@type_info@@QBEHABV1@@Z (MSVCRT.@)
569 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_before
,8)
570 int __thiscall
MSVCRT_type_info_before(type_info
* _this
, const type_info
* rhs
)
572 int ret
= strcmp(_this
->mangled
+ 1, rhs
->mangled
+ 1) < 0;
573 TRACE("(%p %p) returning %d\n", _this
, rhs
, ret
);
577 /******************************************************************
578 * ??1type_info@@UAE@XZ (MSVCRT.@)
580 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_dtor
,4)
581 void __thiscall
MSVCRT_type_info_dtor(type_info
* _this
)
583 TRACE("(%p)\n", _this
);
584 MSVCRT_free(_this
->name
);
587 /******************************************************************
588 * ?name@type_info@@QBEPBDXZ (MSVCRT.@)
590 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_name
,4)
591 const char * __thiscall
MSVCRT_type_info_name(type_info
* _this
)
595 /* Create and set the demangled name */
596 /* Note: mangled name in type_info struct always starts with a '.', while
597 * it isn't valid for mangled name.
598 * Is this '.' really part of the mangled name, or has it some other meaning ?
600 char* name
= __unDName(0, _this
->mangled
+ 1, 0,
601 MSVCRT_malloc
, MSVCRT_free
, UNDNAME_NO_ARGUMENTS
| UNDNAME_32_BIT_DECODE
);
604 unsigned int len
= strlen(name
);
606 /* It seems _unDName may leave blanks at the end of the demangled name */
607 while (len
&& name
[--len
] == ' ')
610 if (InterlockedCompareExchangePointer((void**)&_this
->name
, name
, NULL
))
612 /* Another thread set this member since we checked above - use it */
617 TRACE("(%p) returning %s\n", _this
, _this
->name
);
621 /******************************************************************
622 * ?raw_name@type_info@@QBEPBDXZ (MSVCRT.@)
624 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_raw_name
,4)
625 const char * __thiscall
MSVCRT_type_info_raw_name(type_info
* _this
)
627 TRACE("(%p) returning %s\n", _this
, _this
->mangled
);
628 return _this
->mangled
;
632 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_vector_dtor
,8)
633 void * __thiscall
MSVCRT_type_info_vector_dtor(type_info
* _this
, unsigned int flags
)
635 TRACE("(%p %x)\n", _this
, flags
);
638 /* we have an array, with the number of elements stored before the first object */
639 INT_PTR i
, *ptr
= (INT_PTR
*)_this
- 1;
641 for (i
= *ptr
- 1; i
>= 0; i
--) MSVCRT_type_info_dtor(_this
+ i
);
642 MSVCRT_operator_delete(ptr
);
646 MSVCRT_type_info_dtor(_this
);
647 if (flags
& 1) MSVCRT_operator_delete(_this
);
653 void __asm_dummy_vtables(void) {
656 __ASM_VTABLE(type_info
,
657 VTABLE_ADD_FUNC(MSVCRT_type_info_vector_dtor
));
658 __ASM_VTABLE(exception
,
659 VTABLE_ADD_FUNC(MSVCRT_exception_vector_dtor
)
660 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
662 __ASM_VTABLE(exception_old
,
663 VTABLE_ADD_FUNC(MSVCRT_exception_vector_dtor
)
664 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
666 __ASM_VTABLE(bad_typeid
,
667 VTABLE_ADD_FUNC(MSVCRT_bad_typeid_vector_dtor
)
668 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
669 __ASM_VTABLE(bad_cast
,
670 VTABLE_ADD_FUNC(MSVCRT_bad_cast_vector_dtor
)
671 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
672 __ASM_VTABLE(__non_rtti_object
,
673 VTABLE_ADD_FUNC(MSVCRT___non_rtti_object_vector_dtor
)
674 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
680 DEFINE_RTTI_DATA0( type_info
, 0, ".?AVtype_info@@" )
682 DEFINE_RTTI_DATA0( exception
, 0, ".?AVexception@std@@" )
683 DEFINE_RTTI_DATA0( exception_old
, 0, ".?AVexception@@" )
684 DEFINE_RTTI_DATA1( bad_typeid
, 0, &exception_rtti_base_descriptor
, ".?AVbad_typeid@std@@" )
685 DEFINE_RTTI_DATA1( bad_cast
, 0, &exception_rtti_base_descriptor
, ".?AVbad_cast@std@@" )
686 DEFINE_RTTI_DATA2( __non_rtti_object
, 0, &bad_typeid_rtti_base_descriptor
, &exception_rtti_base_descriptor
, ".?AV__non_rtti_object@std@@" )
688 DEFINE_RTTI_DATA0( exception
, 0, ".?AVexception@@" )
689 DEFINE_RTTI_DATA1( bad_typeid
, 0, &exception_rtti_base_descriptor
, ".?AVbad_typeid@@" )
690 DEFINE_RTTI_DATA1( bad_cast
, 0, &exception_rtti_base_descriptor
, ".?AVbad_cast@@" )
691 DEFINE_RTTI_DATA2( __non_rtti_object
, 0, &bad_typeid_rtti_base_descriptor
, &exception_rtti_base_descriptor
, ".?AV__non_rtti_object@@" )
694 DEFINE_EXCEPTION_TYPE_INFO( exception
, 0, NULL
, NULL
)
695 DEFINE_EXCEPTION_TYPE_INFO( bad_typeid
, 1, &exception_cxx_type_info
, NULL
)
696 DEFINE_EXCEPTION_TYPE_INFO( bad_cast
, 1, &exception_cxx_type_info
, NULL
)
697 DEFINE_EXCEPTION_TYPE_INFO( __non_rtti_object
, 2, &bad_typeid_cxx_type_info
, &exception_cxx_type_info
)
700 typedef exception bad_alloc
;
701 extern const vtable_ptr MSVCRT_bad_alloc_vtable
;
703 static void bad_alloc_ctor(bad_alloc
*this, const char **name
)
705 MSVCRT_exception_ctor(this, name
);
706 this->vtable
= &MSVCRT_bad_alloc_vtable
;
709 /* bad_alloc class implementation */
710 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_alloc_copy_ctor
,8)
711 bad_alloc
* __thiscall
MSVCRT_bad_alloc_copy_ctor(bad_alloc
* _this
, const bad_alloc
* rhs
)
713 TRACE("(%p %p)\n", _this
, rhs
);
714 MSVCRT_exception_copy_ctor(_this
, rhs
);
715 _this
->vtable
= &MSVCRT_bad_alloc_vtable
;
719 DEFINE_THISCALL_WRAPPER(MSVCRT_bad_alloc_dtor
,4)
720 void __thiscall
MSVCRT_bad_alloc_dtor(bad_alloc
* _this
)
722 TRACE("(%p)\n", _this
);
723 MSVCRT_exception_dtor(_this
);
726 __ASM_VTABLE(bad_alloc
,
727 VTABLE_ADD_FUNC(MSVCRT_exception_vector_dtor
)
728 VTABLE_ADD_FUNC(MSVCRT_what_exception
));
729 DEFINE_RTTI_DATA1( bad_alloc
, 0, &exception_rtti_base_descriptor
, ".?AVbad_alloc@std@@" )
730 DEFINE_EXCEPTION_TYPE_INFO( bad_alloc
, 1, &exception_cxx_type_info
, NULL
)
732 void throw_bad_alloc(const char *str
)
735 bad_alloc_ctor(&e
, &str
);
736 _CxxThrowException(&e
, &bad_alloc_exception_type
);
740 void msvcrt_init_exception(void *base
)
743 init_type_info_rtti(base
);
744 init_exception_rtti(base
);
746 init_exception_old_rtti(base
);
747 init_bad_alloc_rtti(base
);
749 init_bad_typeid_rtti(base
);
750 init_bad_cast_rtti(base
);
751 init___non_rtti_object_rtti(base
);
753 init_exception_cxx(base
);
754 init_bad_typeid_cxx(base
);
755 init_bad_cast_cxx(base
);
756 init___non_rtti_object_cxx(base
);
758 init_bad_alloc_cxx(base
);
764 /******************************************************************
765 * ?set_terminate@@YAP6AXXZP6AXXZ@Z (MSVCRT.@)
767 * Install a handler to be called when terminate() is called.
770 * func [I] Handler function to install
773 * The previously installed handler function, if any.
775 MSVCRT_terminate_function CDECL
MSVCRT_set_terminate(MSVCRT_terminate_function func
)
777 thread_data_t
*data
= msvcrt_get_thread_data();
778 MSVCRT_terminate_function previous
= data
->terminate_handler
;
779 TRACE("(%p) returning %p\n",func
,previous
);
780 data
->terminate_handler
= func
;
784 /******************************************************************
785 * _get_terminate (MSVCRT.@)
787 MSVCRT_terminate_function CDECL
MSVCRT__get_terminate(void)
789 thread_data_t
*data
= msvcrt_get_thread_data();
790 TRACE("returning %p\n", data
->terminate_handler
);
791 return data
->terminate_handler
;
794 /******************************************************************
795 * ?set_unexpected@@YAP6AXXZP6AXXZ@Z (MSVCRT.@)
797 * Install a handler to be called when unexpected() is called.
800 * func [I] Handler function to install
803 * The previously installed handler function, if any.
805 MSVCRT_unexpected_function CDECL
MSVCRT_set_unexpected(MSVCRT_unexpected_function func
)
807 thread_data_t
*data
= msvcrt_get_thread_data();
808 MSVCRT_unexpected_function previous
= data
->unexpected_handler
;
809 TRACE("(%p) returning %p\n",func
,previous
);
810 data
->unexpected_handler
= func
;
814 /******************************************************************
815 * _get_unexpected (MSVCRT.@)
817 MSVCRT_unexpected_function CDECL
MSVCRT__get_unexpected(void)
819 thread_data_t
*data
= msvcrt_get_thread_data();
820 TRACE("returning %p\n", data
->unexpected_handler
);
821 return data
->unexpected_handler
;
824 /******************************************************************
825 * ?_set_se_translator@@YAP6AXIPAU_EXCEPTION_POINTERS@@@ZP6AXI0@Z@Z (MSVCRT.@)
827 MSVCRT__se_translator_function CDECL
MSVCRT__set_se_translator(MSVCRT__se_translator_function func
)
829 thread_data_t
*data
= msvcrt_get_thread_data();
830 MSVCRT__se_translator_function previous
= data
->se_translator
;
831 TRACE("(%p) returning %p\n",func
,previous
);
832 data
->se_translator
= func
;
836 /******************************************************************
837 * ?terminate@@YAXXZ (MSVCRT.@)
839 * Default handler for an unhandled exception.
845 * This function does not return. Either control resumes from any
846 * handler installed by calling set_terminate(), or (by default) abort()
849 void CDECL
MSVCRT_terminate(void)
851 thread_data_t
*data
= msvcrt_get_thread_data();
852 if (data
->terminate_handler
) data
->terminate_handler();
856 /******************************************************************
857 * ?unexpected@@YAXXZ (MSVCRT.@)
859 void CDECL
MSVCRT_unexpected(void)
861 thread_data_t
*data
= msvcrt_get_thread_data();
862 if (data
->unexpected_handler
) data
->unexpected_handler();
867 /******************************************************************
868 * __RTtypeid (MSVCRT.@)
870 * Retrieve the Run Time Type Information (RTTI) for a C++ object.
873 * cppobj [I] C++ object to get type information for.
876 * Success: A type_info object describing cppobj.
877 * Failure: If the object to be cast has no RTTI, a __non_rtti_object
878 * exception is thrown. If cppobj is NULL, a bad_typeid exception
879 * is thrown. In either case, this function does not return.
882 * This function is usually called by compiler generated code as a result
883 * of using one of the C++ dynamic cast statements.
886 const type_info
* CDECL
MSVCRT___RTtypeid(void *cppobj
)
888 const type_info
*ret
;
893 MSVCRT_bad_typeid_ctor( &e
, "Attempted a typeid of NULL pointer!" );
894 _CxxThrowException( &e
, &bad_typeid_exception_type
);
900 const rtti_object_locator
*obj_locator
= get_obj_locator( cppobj
);
901 ret
= obj_locator
->type_descriptor
;
906 MSVCRT___non_rtti_object_ctor( &e
, "Bad read pointer - no RTTI data!" );
907 _CxxThrowException( &e
, &__non_rtti_object_exception_type
);
916 const type_info
* CDECL
MSVCRT___RTtypeid(void *cppobj
)
918 const type_info
*ret
;
923 MSVCRT_bad_typeid_ctor( &e
, "Attempted a typeid of NULL pointer!" );
924 _CxxThrowException( &e
, &bad_typeid_exception_type
);
930 const rtti_object_locator
*obj_locator
= get_obj_locator( cppobj
);
933 if(obj_locator
->signature
== 0)
934 base
= RtlPcToFileHeader((void*)obj_locator
, (void**)&base
);
936 base
= (char*)obj_locator
- obj_locator
->object_locator
;
938 ret
= (type_info
*)(base
+ obj_locator
->type_descriptor
);
943 MSVCRT___non_rtti_object_ctor( &e
, "Bad read pointer - no RTTI data!" );
944 _CxxThrowException( &e
, &__non_rtti_object_exception_type
);
952 /******************************************************************
953 * __RTDynamicCast (MSVCRT.@)
955 * Dynamically cast a C++ object to one of its base classes.
958 * cppobj [I] Any C++ object to cast
959 * unknown [I] Reserved, set to 0
960 * src [I] type_info object describing cppobj
961 * dst [I] type_info object describing the base class to cast to
962 * do_throw [I] TRUE = throw an exception if the cast fails, FALSE = don't
965 * Success: The address of cppobj, cast to the object described by dst.
966 * Failure: NULL, If the object to be cast has no RTTI, or dst is not a
967 * valid cast for cppobj. If do_throw is TRUE, a bad_cast exception
968 * is thrown and this function does not return.
971 * This function is usually called by compiler generated code as a result
972 * of using one of the C++ dynamic cast statements.
975 void* CDECL
MSVCRT___RTDynamicCast(void *cppobj
, int unknown
,
976 type_info
*src
, type_info
*dst
,
981 if (!cppobj
) return NULL
;
983 TRACE("obj: %p unknown: %d src: %p %s dst: %p %s do_throw: %d)\n",
984 cppobj
, unknown
, src
, dbgstr_type_info(src
), dst
, dbgstr_type_info(dst
), do_throw
);
986 /* To cast an object at runtime:
987 * 1.Find out the true type of the object from the typeinfo at vtable[-1]
988 * 2.Search for the destination type in the class hierarchy
989 * 3.If destination type is found, return base object address + dest offset
990 * Otherwise, fail the cast
992 * FIXME: the unknown parameter doesn't seem to be used for anything
997 const rtti_object_locator
*obj_locator
= get_obj_locator( cppobj
);
998 const rtti_object_hierarchy
*obj_bases
= obj_locator
->type_hierarchy
;
999 const rtti_base_descriptor
* const* base_desc
= obj_bases
->base_classes
->bases
;
1001 if (TRACE_ON(msvcrt
)) dump_obj_locator(obj_locator
);
1004 for (i
= 0; i
< obj_bases
->array_len
; i
++)
1006 const type_info
*typ
= base_desc
[i
]->type_descriptor
;
1008 if (!strcmp(typ
->mangled
, dst
->mangled
))
1010 /* compute the correct this pointer for that base class */
1011 void *this_ptr
= (char *)cppobj
- obj_locator
->base_class_offset
;
1012 ret
= get_this_pointer( &base_desc
[i
]->offsets
, this_ptr
);
1016 /* VC++ sets do_throw to 1 when the result of a dynamic_cast is assigned
1017 * to a reference, since references cannot be NULL.
1019 if (!ret
&& do_throw
)
1021 const char *msg
= "Bad dynamic_cast!";
1023 MSVCRT_bad_cast_ctor( &e
, &msg
);
1024 _CxxThrowException( &e
, &bad_cast_exception_type
);
1029 __non_rtti_object e
;
1030 MSVCRT___non_rtti_object_ctor( &e
, "Access violation - no RTTI data!" );
1031 _CxxThrowException( &e
, &__non_rtti_object_exception_type
);
1040 void* CDECL
MSVCRT___RTDynamicCast(void *cppobj
, int unknown
,
1041 type_info
*src
, type_info
*dst
,
1046 if (!cppobj
) return NULL
;
1048 TRACE("obj: %p unknown: %d src: %p %s dst: %p %s do_throw: %d)\n",
1049 cppobj
, unknown
, src
, dbgstr_type_info(src
), dst
, dbgstr_type_info(dst
), do_throw
);
1054 const rtti_object_locator
*obj_locator
= get_obj_locator( cppobj
);
1055 const rtti_object_hierarchy
*obj_bases
;
1056 const rtti_base_array
*base_array
;
1059 if (TRACE_ON(msvcrt
)) dump_obj_locator(obj_locator
);
1061 if(obj_locator
->signature
== 0)
1062 base
= RtlPcToFileHeader((void*)obj_locator
, (void**)&base
);
1064 base
= (char*)obj_locator
- obj_locator
->object_locator
;
1066 obj_bases
= (const rtti_object_hierarchy
*)(base
+ obj_locator
->type_hierarchy
);
1067 base_array
= (const rtti_base_array
*)(base
+ obj_bases
->base_classes
);
1070 for (i
= 0; i
< obj_bases
->array_len
; i
++)
1072 const rtti_base_descriptor
*base_desc
= (const rtti_base_descriptor
*)(base
+ base_array
->bases
[i
]);
1073 const type_info
*typ
= (const type_info
*)(base
+ base_desc
->type_descriptor
);
1075 if (!strcmp(typ
->mangled
, dst
->mangled
))
1077 void *this_ptr
= (char *)cppobj
- obj_locator
->base_class_offset
;
1078 ret
= get_this_pointer( &base_desc
->offsets
, this_ptr
);
1082 if (!ret
&& do_throw
)
1084 const char *msg
= "Bad dynamic_cast!";
1086 MSVCRT_bad_cast_ctor( &e
, &msg
);
1087 _CxxThrowException( &e
, &bad_cast_exception_type
);
1092 __non_rtti_object e
;
1093 MSVCRT___non_rtti_object_ctor( &e
, "Access violation - no RTTI data!" );
1094 _CxxThrowException( &e
, &__non_rtti_object_exception_type
);
1103 /******************************************************************
1104 * __RTCastToVoid (MSVCRT.@)
1106 * Dynamically cast a C++ object to a void*.
1109 * cppobj [I] The C++ object to cast
1112 * Success: The base address of the object as a void*.
1113 * Failure: NULL, if cppobj is NULL or has no RTTI.
1116 * This function is usually called by compiler generated code as a result
1117 * of using one of the C++ dynamic cast statements.
1119 void* CDECL
MSVCRT___RTCastToVoid(void *cppobj
)
1123 if (!cppobj
) return NULL
;
1127 const rtti_object_locator
*obj_locator
= get_obj_locator( cppobj
);
1128 ret
= (char *)cppobj
- obj_locator
->base_class_offset
;
1132 __non_rtti_object e
;
1133 MSVCRT___non_rtti_object_ctor( &e
, "Access violation - no RTTI data!" );
1134 _CxxThrowException( &e
, &__non_rtti_object_exception_type
);
1142 /*********************************************************************
1143 * _CxxThrowException (MSVCRT.@)
1146 void WINAPI
_CxxThrowException( exception
*object
, const cxx_exception_type
*type
)
1150 args
[0] = CXX_FRAME_MAGIC_VC6
;
1151 args
[1] = (ULONG_PTR
)object
;
1152 args
[2] = (ULONG_PTR
)type
;
1153 RaiseException( CXX_EXCEPTION
, EH_NONCONTINUABLE
, 3, args
);
1156 void WINAPI
_CxxThrowException( exception
*object
, const cxx_exception_type
*type
)
1160 args
[0] = CXX_FRAME_MAGIC_VC6
;
1161 args
[1] = (ULONG_PTR
)object
;
1162 args
[2] = (ULONG_PTR
)type
;
1163 RtlPcToFileHeader( (void*)type
, (void**)&args
[3]);
1164 RaiseException( CXX_EXCEPTION
, EH_NONCONTINUABLE
, 4, args
);
1168 /*********************************************************************
1169 * ?_is_exception_typeof@@YAHABVtype_info@@PAU_EXCEPTION_POINTERS@@@Z
1170 * ?_is_exception_typeof@@YAHAEBVtype_info@@PEAU_EXCEPTION_POINTERS@@@Z
1173 int __cdecl
_is_exception_typeof(const type_info
*ti
, EXCEPTION_POINTERS
*ep
)
1177 TRACE("(%p %p)\n", ti
, ep
);
1181 EXCEPTION_RECORD
*rec
= ep
->ExceptionRecord
;
1183 if (rec
->ExceptionCode
==CXX_EXCEPTION
&& rec
->NumberParameters
==3 &&
1184 (rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC6
||
1185 rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC7
||
1186 rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC8
))
1188 const cxx_type_info_table
*tit
= ((cxx_exception_type
*)rec
->ExceptionInformation
[2])->type_info_table
;
1191 for (i
=0; i
<tit
->count
; i
++) {
1192 if (ti
==tit
->info
[i
]->type_info
|| !strcmp(ti
->mangled
, tit
->info
[i
]->type_info
->mangled
))
1199 if (i
== tit
->count
)
1211 int __cdecl
_is_exception_typeof(const type_info
*ti
, EXCEPTION_POINTERS
*ep
)
1215 TRACE("(%p %p)\n", ti
, ep
);
1219 EXCEPTION_RECORD
*rec
= ep
->ExceptionRecord
;
1221 if (rec
->ExceptionCode
==CXX_EXCEPTION
&& rec
->NumberParameters
==4 &&
1222 (rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC6
||
1223 rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC7
||
1224 rec
->ExceptionInformation
[0]==CXX_FRAME_MAGIC_VC8
))
1226 const cxx_exception_type
*et
= (cxx_exception_type
*)rec
->ExceptionInformation
[2];
1227 const cxx_type_info_table
*tit
= (const cxx_type_info_table
*)(rec
->ExceptionInformation
[3]+et
->type_info_table
);
1230 for (i
=0; i
<tit
->count
; i
++) {
1231 const cxx_type_info
*cti
= (const cxx_type_info
*)(rec
->ExceptionInformation
[3]+tit
->info
[i
]);
1232 const type_info
*except_ti
= (const type_info
*)(rec
->ExceptionInformation
[3]+cti
->type_info
);
1233 if (ti
==except_ti
|| !strcmp(ti
->mangled
, except_ti
->mangled
))
1240 if (i
== tit
->count
)
1253 /*********************************************************************
1254 * __clean_type_info_names_internal (MSVCR100.@)
1256 void CDECL
__clean_type_info_names_internal(void *p
)
1258 FIXME("(%p) stub\n", p
);
1261 /*********************************************************************
1262 * ?_name_internal_method@type_info@@QBEPBDPAU__type_info_node@@@Z (MSVCR100.@)
1264 DEFINE_THISCALL_WRAPPER(type_info_name_internal_method
,8)
1265 const char * __thiscall
type_info_name_internal_method(type_info
* _this
, struct __type_info_node
*node
)
1268 if (node
&& !once
++) FIXME("type_info_node parameter ignored\n");
1270 return MSVCRT_type_info_name(_this
);
1273 /* std::exception_ptr class helpers */
1276 EXCEPTION_RECORD
*rec
;
1277 int *ref
; /* not binary compatible with native msvcr100 */
1280 /*********************************************************************
1281 * ?__ExceptionPtrCreate@@YAXPAX@Z
1282 * ?__ExceptionPtrCreate@@YAXPEAX@Z
1284 void __cdecl
__ExceptionPtrCreate(exception_ptr
*ep
)
1286 TRACE("(%p)\n", ep
);
1293 static inline void call_dtor(const cxx_exception_type
*type
, void *func
, void *object
)
1295 __asm__
__volatile__("call *%0" : : "m" (func
), "c" (object
) : "eax", "edx", "memory");
1298 static inline void call_dtor(const cxx_exception_type
*type
, unsigned int dtor
, void *object
)
1300 char *base
= RtlPcToFileHeader((void*)type
, (void**)&base
);
1301 void (__cdecl
*func
)(void*) = (void*)(base
+ dtor
);
1305 #define call_dtor(type, func, object) ((void (__cdecl*)(void*))(func))(object)
1308 /*********************************************************************
1309 * ?__ExceptionPtrDestroy@@YAXPAX@Z
1310 * ?__ExceptionPtrDestroy@@YAXPEAX@Z
1312 void __cdecl
__ExceptionPtrDestroy(exception_ptr
*ep
)
1314 TRACE("(%p)\n", ep
);
1319 if (!InterlockedDecrement(ep
->ref
))
1321 if (ep
->rec
->ExceptionCode
== CXX_EXCEPTION
)
1323 const cxx_exception_type
*type
= (void*)ep
->rec
->ExceptionInformation
[2];
1324 void *obj
= (void*)ep
->rec
->ExceptionInformation
[1];
1326 if (type
&& type
->destructor
) call_dtor(type
, type
->destructor
, obj
);
1327 HeapFree(GetProcessHeap(), 0, obj
);
1330 HeapFree(GetProcessHeap(), 0, ep
->rec
);
1331 HeapFree(GetProcessHeap(), 0, ep
->ref
);
1335 /*********************************************************************
1336 * ?__ExceptionPtrCopy@@YAXPAXPBX@Z
1337 * ?__ExceptionPtrCopy@@YAXPEAXPEBX@Z
1339 void __cdecl
__ExceptionPtrCopy(exception_ptr
*ep
, const exception_ptr
*copy
)
1341 TRACE("(%p %p)\n", ep
, copy
);
1343 /* don't destroy object stored in ep */
1346 InterlockedIncrement(copy
->ref
);
1349 /*********************************************************************
1350 * ?__ExceptionPtrRethrow@@YAXPBX@Z
1351 * ?__ExceptionPtrRethrow@@YAXPEBX@Z
1353 void __cdecl
__ExceptionPtrRethrow(const exception_ptr
*ep
)
1355 TRACE("(%p)\n", ep
);
1359 static const char *exception_msg
= "bad exception";
1362 MSVCRT_exception_ctor(&e
, &exception_msg
);
1363 _CxxThrowException(&e
, &exception_exception_type
);
1367 RaiseException(ep
->rec
->ExceptionCode
, ep
->rec
->ExceptionFlags
& (~EH_UNWINDING
),
1368 ep
->rec
->NumberParameters
, ep
->rec
->ExceptionInformation
);
1372 static inline void call_copy_ctor( void *func
, void *this, void *src
, int has_vbase
)
1374 TRACE( "calling copy ctor %p object %p src %p\n", func
, this, src
);
1376 /* in that case copy ctor takes an extra bool indicating whether to copy the base class */
1377 __asm__
__volatile__("pushl $1; pushl %2; call *%0"
1378 : : "m" (func
), "c" (this), "m" (src
) : "eax", "edx", "memory" );
1380 __asm__
__volatile__("pushl %2; call *%0"
1381 : : "m" (func
), "c" (this), "m" (src
) : "eax", "edx", "memory" );
1384 static inline void call_copy_ctor( void *func
, void *this, void *src
, int has_vbase
)
1386 TRACE( "calling copy ctor %p object %p src %p\n", func
, this, src
);
1388 ((void (__cdecl
*)(void*, void*, BOOL
))func
)(this, src
, 1);
1390 ((void (__cdecl
*)(void*, void*))func
)(this, src
);
1394 /*********************************************************************
1395 * ?__ExceptionPtrCurrentException@@YAXPAX@Z
1396 * ?__ExceptionPtrCurrentException@@YAXPEAX@Z
1399 void __cdecl
__ExceptionPtrCurrentException(exception_ptr
*ep
)
1401 EXCEPTION_RECORD
*rec
= msvcrt_get_thread_data()->exc_record
;
1403 TRACE("(%p)\n", ep
);
1412 ep
->rec
= HeapAlloc(GetProcessHeap(), 0, sizeof(EXCEPTION_RECORD
));
1413 ep
->ref
= HeapAlloc(GetProcessHeap(), 0, sizeof(int));
1418 if (ep
->rec
->ExceptionCode
== CXX_EXCEPTION
)
1420 const cxx_exception_type
*et
= (void*)ep
->rec
->ExceptionInformation
[2];
1421 const cxx_type_info
*ti
;
1424 ti
= et
->type_info_table
->info
[0];
1425 data
= HeapAlloc(GetProcessHeap(), 0, ti
->size
);
1427 obj
= (void*)ep
->rec
->ExceptionInformation
[1];
1428 if (ti
->flags
& CLASS_IS_SIMPLE_TYPE
)
1430 memcpy(data
, obj
, ti
->size
);
1431 if (ti
->size
== sizeof(void *)) *data
= get_this_pointer(&ti
->offsets
, *data
);
1433 else if (ti
->copy_ctor
)
1435 call_copy_ctor(ti
->copy_ctor
, data
, get_this_pointer(&ti
->offsets
, obj
),
1436 ti
->flags
& CLASS_HAS_VIRTUAL_BASE_CLASS
);
1439 memcpy(data
, get_this_pointer(&ti
->offsets
, obj
), ti
->size
);
1440 ep
->rec
->ExceptionInformation
[1] = (ULONG_PTR
)data
;
1445 void __cdecl
__ExceptionPtrCurrentException(exception_ptr
*ep
)
1447 EXCEPTION_RECORD
*rec
= msvcrt_get_thread_data()->exc_record
;
1449 TRACE("(%p)\n", ep
);
1458 ep
->rec
= HeapAlloc(GetProcessHeap(), 0, sizeof(EXCEPTION_RECORD
));
1459 ep
->ref
= HeapAlloc(GetProcessHeap(), 0, sizeof(int));
1464 if (ep
->rec
->ExceptionCode
== CXX_EXCEPTION
)
1466 const cxx_exception_type
*et
= (void*)ep
->rec
->ExceptionInformation
[2];
1467 const cxx_type_info
*ti
;
1469 char *base
= RtlPcToFileHeader((void*)et
, (void**)&base
);
1471 ti
= (const cxx_type_info
*)(base
+ ((const cxx_type_info_table
*)(base
+ et
->type_info_table
))->info
[0]);
1472 data
= HeapAlloc(GetProcessHeap(), 0, ti
->size
);
1474 obj
= (void*)ep
->rec
->ExceptionInformation
[1];
1475 if (ti
->flags
& CLASS_IS_SIMPLE_TYPE
)
1477 memcpy(data
, obj
, ti
->size
);
1478 if (ti
->size
== sizeof(void *)) *data
= get_this_pointer(&ti
->offsets
, *data
);
1480 else if (ti
->copy_ctor
)
1482 call_copy_ctor(base
+ ti
->copy_ctor
, data
, get_this_pointer(&ti
->offsets
, obj
),
1483 ti
->flags
& CLASS_HAS_VIRTUAL_BASE_CLASS
);
1486 memcpy(data
, get_this_pointer(&ti
->offsets
, obj
), ti
->size
);
1487 ep
->rec
->ExceptionInformation
[1] = (ULONG_PTR
)data
;
1493 /*********************************************************************
1494 * ?__ExceptionPtrToBool@@YA_NPBX@Z
1495 * ?__ExceptionPtrToBool@@YA_NPEBX@Z
1497 MSVCRT_bool __cdecl
__ExceptionPtrToBool(exception_ptr
*ep
)
1502 void* __cdecl
__AdjustPointer(void *obj
, const this_ptr_offsets
*off
)
1504 return get_this_pointer(off
, obj
);
1507 #if _MSVCR_VER >= 140
1520 static void* CDECL
type_info_entry_malloc(MSVCRT_size_t size
)
1522 type_info_entry
*ret
= MSVCRT_malloc(FIELD_OFFSET(type_info_entry
, name
) + size
);
1526 static void CDECL
type_info_entry_free(void *ptr
)
1528 ptr
= (char*)ptr
- FIELD_OFFSET(type_info_entry
, name
);
1532 /******************************************************************
1533 * __std_type_info_compare (UCRTBASE.@)
1535 int CDECL
MSVCRT_type_info_compare(const type_info140
*l
, const type_info140
*r
)
1539 if (l
== r
) ret
= 0;
1540 else ret
= strcmp(l
->mangled
+ 1, r
->mangled
+ 1);
1541 TRACE("(%p %p) returning %d\n", l
, r
, ret
);
1545 /******************************************************************
1546 * __std_type_info_name (UCRTBASE.@)
1548 const char* CDECL
MSVCRT_type_info_name_list(type_info140
*ti
, SLIST_HEADER
*header
)
1552 char* name
= __unDName(0, ti
->mangled
+ 1, 0,
1553 type_info_entry_malloc
, type_info_entry_free
, UNDNAME_NO_ARGUMENTS
| UNDNAME_32_BIT_DECODE
);
1556 unsigned int len
= strlen(name
);
1558 while (len
&& name
[--len
] == ' ')
1561 if (InterlockedCompareExchangePointer((void**)&ti
->name
, name
, NULL
))
1563 type_info_entry_free(name
);
1567 type_info_entry
*entry
= (type_info_entry
*)(name
-FIELD_OFFSET(type_info_entry
, name
));
1568 InterlockedPushEntrySList(header
, &entry
->entry
);
1572 TRACE("(%p) returning %s\n", ti
, ti
->name
);
1576 /******************************************************************
1577 * __std_type_info_destroy_list (UCRTBASE.@)
1579 void CDECL
MSVCRT_type_info_destroy_list(SLIST_HEADER
*header
)
1581 SLIST_ENTRY
*cur
, *next
;
1583 TRACE("(%p)\n", header
);
1585 for(cur
= InterlockedFlushSList(header
); cur
; cur
= next
)
1592 /******************************************************************
1593 * __std_type_info_hash (UCRTBASE.@)
1595 * TODO: 64-bit version of the function uses different constants
1597 MSVCRT_size_t CDECL
MSVCRT_type_info_hash(const type_info140
*ti
)
1599 MSVCRT_size_t hash
= 0x811c9dc5;
1602 TRACE("(%p)->%s\n", ti
, ti
->mangled
);
1604 for(p
= ti
->mangled
+1; *p
; p
++) {