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[NTOSKRNL] Drop the useless Timestamp field
[reactos.git] / dll / win32 / dbghelp / symbol.c
1 /*
2 * File symbol.c - management of symbols (lexical tree)
3 *
4 * Copyright (C) 1993, Eric Youngdale.
5 * 2004, Eric Pouech
6 *
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.
11 *
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.
16 *
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
20 */
21
22 #define NONAMELESSUNION
23
24 #include "config.h"
25
26 #include <stdlib.h>
27 #include <stdio.h>
28 #include <string.h>
29 #include <limits.h>
30 #include <sys/types.h>
31 #include <assert.h>
32 #ifndef DBGHELP_STATIC_LIB
33 #include "wine/debug.h"
34 #endif
35 #include "dbghelp_private.h"
36 #ifndef DBGHELP_STATIC_LIB
37 #include "winnls.h"
38 #endif
39
40 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
41 WINE_DECLARE_DEBUG_CHANNEL(dbghelp_symt);
42
43 static const WCHAR starW[] = {'*','\0'};
44
45 static inline int cmp_addr(ULONG64 a1, ULONG64 a2)
46 {
47 if (a1 > a2) return 1;
48 if (a1 < a2) return -1;
49 return 0;
50 }
51
52 static inline int cmp_sorttab_addr(struct module* module, int idx, ULONG64 addr)
53 {
54 ULONG64 ref;
55 symt_get_address(&module->addr_sorttab[idx]->symt, &ref);
56 return cmp_addr(ref, addr);
57 }
58
59 int symt_cmp_addr(const void* p1, const void* p2)
60 {
61 const struct symt* sym1 = *(const struct symt* const *)p1;
62 const struct symt* sym2 = *(const struct symt* const *)p2;
63 ULONG64 a1, a2;
64
65 symt_get_address(sym1, &a1);
66 symt_get_address(sym2, &a2);
67 return cmp_addr(a1, a2);
68 }
69
70 DWORD symt_ptr2index(struct module* module, const struct symt* sym)
71 {
72 #ifdef __x86_64__
73 const struct symt** c;
74 int len = vector_length(&module->vsymt);
75 struct hash_table_iter hti;
76 void *ptr;
77 struct symt_idx_to_ptr *idx_to_ptr;
78 /* place enough storage on the stack to represent a pointer in %p form */
79 char ptrbuf[3 + (sizeof(void *) * 2)];
80
81 /* make a string representation of the pointer to use as a hash key */
82 sprintf(ptrbuf, "%p", sym);
83 hash_table_iter_init(&module->ht_symaddr, &hti, ptrbuf);
84
85 /* try to find the pointer in our ht */
86 while ((ptr = hash_table_iter_up(&hti))) {
87 idx_to_ptr = CONTAINING_RECORD(ptr, struct symt_idx_to_ptr, hash_elt);
88 if (idx_to_ptr->sym == sym)
89 return idx_to_ptr->idx;
90 }
91
92 /* not found */
93 /* add the symbol to our symbol vector */
94 c = vector_add(&module->vsymt, &module->pool);
95
96 /* add an idx to ptr mapping so we can find it again by address */
97 if ((idx_to_ptr = pool_alloc(&module->pool, sizeof(*idx_to_ptr))))
98 {
99 idx_to_ptr->hash_elt.name = pool_strdup(&module->pool, ptrbuf);
100 idx_to_ptr->sym = sym;
101 idx_to_ptr->idx = len + 1;
102 hash_table_add(&module->ht_symaddr, &idx_to_ptr->hash_elt);
103 }
104
105 if (c) *c = sym;
106 return len + 1;
107 #else
108 return (DWORD)sym;
109 #endif
110 }
111
112 struct symt* symt_index2ptr(struct module* module, DWORD id)
113 {
114 #ifdef __x86_64__
115 if (!id-- || id >= vector_length(&module->vsymt)) return NULL;
116 return *(struct symt**)vector_at(&module->vsymt, id);
117 #else
118 return (struct symt*)id;
119 #endif
120 }
121
122 static BOOL symt_grow_sorttab(struct module* module, unsigned sz)
123 {
124 struct symt_ht** new;
125 unsigned int size;
126
127 if (sz <= module->sorttab_size) return TRUE;
128 if (module->addr_sorttab)
129 {
130 size = module->sorttab_size * 2;
131 new = HeapReAlloc(GetProcessHeap(), 0, module->addr_sorttab,
132 size * sizeof(struct symt_ht*));
133 }
134 else
135 {
136 size = 64;
137 new = HeapAlloc(GetProcessHeap(), 0, size * sizeof(struct symt_ht*));
138 }
139 if (!new) return FALSE;
140 module->sorttab_size = size;
141 module->addr_sorttab = new;
142 return TRUE;
143 }
144
145 static void symt_add_module_ht(struct module* module, struct symt_ht* ht)
146 {
147 ULONG64 addr;
148
149 hash_table_add(&module->ht_symbols, &ht->hash_elt);
150 /* Don't store in sorttab a symbol without address, they are of
151 * no use here (e.g. constant values)
152 */
153 if (symt_get_address(&ht->symt, &addr) &&
154 symt_grow_sorttab(module, module->num_symbols + 1))
155 {
156 module->addr_sorttab[module->num_symbols++] = ht;
157 module->sortlist_valid = FALSE;
158 }
159 }
160
161 static WCHAR* file_regex(const char* srcfile)
162 {
163 WCHAR* mask;
164 WCHAR* p;
165
166 if (!srcfile || !*srcfile)
167 {
168 if (!(p = mask = HeapAlloc(GetProcessHeap(), 0, 3 * sizeof(WCHAR)))) return NULL;
169 *p++ = '?';
170 *p++ = '#';
171 }
172 else
173 {
174 DWORD sz = MultiByteToWideChar(CP_ACP, 0, srcfile, -1, NULL, 0);
175 WCHAR* srcfileW;
176
177 /* FIXME: we use here the largest conversion for every char... could be optimized */
178 p = mask = HeapAlloc(GetProcessHeap(), 0, (5 * strlen(srcfile) + 1 + sz) * sizeof(WCHAR));
179 if (!mask) return NULL;
180 srcfileW = mask + 5 * strlen(srcfile) + 1;
181 MultiByteToWideChar(CP_ACP, 0, srcfile, -1, srcfileW, sz);
182
183 while (*srcfileW)
184 {
185 switch (*srcfileW)
186 {
187 case '\\':
188 case '/':
189 *p++ = '[';
190 *p++ = '\\';
191 *p++ = '\\';
192 *p++ = '/';
193 *p++ = ']';
194 break;
195 case '.':
196 *p++ = '?';
197 break;
198 default:
199 *p++ = *srcfileW;
200 break;
201 }
202 srcfileW++;
203 }
204 }
205 *p = 0;
206 return mask;
207 }
208
209 struct symt_compiland* symt_new_compiland(struct module* module,
210 unsigned long address, unsigned src_idx)
211 {
212 struct symt_compiland* sym;
213
214 TRACE_(dbghelp_symt)("Adding compiland symbol %s:%s\n",
215 debugstr_w(module->module.ModuleName), source_get(module, src_idx));
216 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
217 {
218 sym->symt.tag = SymTagCompiland;
219 sym->address = address;
220 sym->source = src_idx;
221 vector_init(&sym->vchildren, sizeof(struct symt*), 32);
222 }
223 return sym;
224 }
225
226 struct symt_public* symt_new_public(struct module* module,
227 struct symt_compiland* compiland,
228 const char* name,
229 BOOL is_function,
230 unsigned long address, unsigned size)
231 {
232 struct symt_public* sym;
233 struct symt** p;
234
235 TRACE_(dbghelp_symt)("Adding public symbol %s:%s @%lx\n",
236 debugstr_w(module->module.ModuleName), name, address);
237 if ((dbghelp_options & SYMOPT_AUTO_PUBLICS) &&
238 symt_find_nearest(module, address) != NULL)
239 return NULL;
240 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
241 {
242 sym->symt.tag = SymTagPublicSymbol;
243 sym->hash_elt.name = pool_strdup(&module->pool, name);
244 sym->container = compiland ? &compiland->symt : NULL;
245 sym->is_function = is_function;
246 sym->address = address;
247 sym->size = size;
248 symt_add_module_ht(module, (struct symt_ht*)sym);
249 if (compiland)
250 {
251 p = vector_add(&compiland->vchildren, &module->pool);
252 *p = &sym->symt;
253 }
254 }
255 return sym;
256 }
257
258 struct symt_data* symt_new_global_variable(struct module* module,
259 struct symt_compiland* compiland,
260 const char* name, unsigned is_static,
261 struct location loc, unsigned long size,
262 struct symt* type)
263 {
264 struct symt_data* sym;
265 struct symt** p;
266 DWORD64 tsz;
267
268 TRACE_(dbghelp_symt)("Adding global symbol %s:%s %d@%lx %p\n",
269 debugstr_w(module->module.ModuleName), name, loc.kind, loc.offset, type);
270 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
271 {
272 sym->symt.tag = SymTagData;
273 sym->hash_elt.name = pool_strdup(&module->pool, name);
274 sym->kind = is_static ? DataIsFileStatic : DataIsGlobal;
275 sym->container = compiland ? &compiland->symt : NULL;
276 sym->type = type;
277 sym->u.var = loc;
278 if (type && size && symt_get_info(module, type, TI_GET_LENGTH, &tsz))
279 {
280 if (tsz != size)
281 FIXME("Size mismatch for %s.%s between type (%s) and src (%lu)\n",
282 debugstr_w(module->module.ModuleName), name,
283 wine_dbgstr_longlong(tsz), size);
284 }
285 symt_add_module_ht(module, (struct symt_ht*)sym);
286 if (compiland)
287 {
288 p = vector_add(&compiland->vchildren, &module->pool);
289 *p = &sym->symt;
290 }
291 }
292 return sym;
293 }
294
295 struct symt_function* symt_new_function(struct module* module,
296 struct symt_compiland* compiland,
297 const char* name,
298 unsigned long addr, unsigned long size,
299 struct symt* sig_type)
300 {
301 struct symt_function* sym;
302 struct symt** p;
303
304 TRACE_(dbghelp_symt)("Adding global function %s:%s @%lx-%lx\n",
305 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
306
307 assert(!sig_type || sig_type->tag == SymTagFunctionType);
308 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
309 {
310 sym->symt.tag = SymTagFunction;
311 sym->hash_elt.name = pool_strdup(&module->pool, name);
312 sym->container = &compiland->symt;
313 sym->address = addr;
314 sym->type = sig_type;
315 sym->size = size;
316 vector_init(&sym->vlines, sizeof(struct line_info), 64);
317 vector_init(&sym->vchildren, sizeof(struct symt*), 8);
318 symt_add_module_ht(module, (struct symt_ht*)sym);
319 if (compiland)
320 {
321 p = vector_add(&compiland->vchildren, &module->pool);
322 *p = &sym->symt;
323 }
324 }
325 return sym;
326 }
327
328 void symt_add_func_line(struct module* module, struct symt_function* func,
329 unsigned source_idx, int line_num, unsigned long offset)
330 {
331 struct line_info* dli;
332 BOOL last_matches = FALSE;
333 int i;
334
335 if (func == NULL || !(dbghelp_options & SYMOPT_LOAD_LINES)) return;
336
337 TRACE_(dbghelp_symt)("(%p)%s:%lx %s:%u\n",
338 func, func->hash_elt.name, offset,
339 source_get(module, source_idx), line_num);
340
341 assert(func->symt.tag == SymTagFunction);
342
343 for (i=vector_length(&func->vlines)-1; i>=0; i--)
344 {
345 dli = vector_at(&func->vlines, i);
346 if (dli->is_source_file)
347 {
348 last_matches = (source_idx == dli->u.source_file);
349 break;
350 }
351 }
352
353 if (!last_matches)
354 {
355 /* we shouldn't have line changes on first line of function */
356 dli = vector_add(&func->vlines, &module->pool);
357 dli->is_source_file = 1;
358 dli->is_first = dli->is_last = 0;
359 dli->line_number = 0;
360 dli->u.source_file = source_idx;
361 }
362 dli = vector_add(&func->vlines, &module->pool);
363 dli->is_source_file = 0;
364 dli->is_first = dli->is_last = 0;
365 dli->line_number = line_num;
366 dli->u.pc_offset = func->address + offset;
367 }
368
369 /******************************************************************
370 * symt_add_func_local
371 *
372 * Adds a new local/parameter to a given function:
373 * In any cases, dt tells whether it's a local variable or a parameter
374 * If regno it's not 0:
375 * - then variable is stored in a register
376 * - otherwise, value is referenced by register + offset
377 * Otherwise, the variable is stored on the stack:
378 * - offset is then the offset from the frame register
379 */
380 struct symt_data* symt_add_func_local(struct module* module,
381 struct symt_function* func,
382 enum DataKind dt,
383 const struct location* loc,
384 struct symt_block* block,
385 struct symt* type, const char* name)
386 {
387 struct symt_data* locsym;
388 struct symt** p;
389
390 TRACE_(dbghelp_symt)("Adding local symbol (%s:%s): %s %p\n",
391 debugstr_w(module->module.ModuleName), func->hash_elt.name,
392 name, type);
393
394 assert(func);
395 assert(func->symt.tag == SymTagFunction);
396 assert(dt == DataIsParam || dt == DataIsLocal);
397
398 locsym = pool_alloc(&module->pool, sizeof(*locsym));
399 locsym->symt.tag = SymTagData;
400 locsym->hash_elt.name = pool_strdup(&module->pool, name);
401 locsym->hash_elt.next = NULL;
402 locsym->kind = dt;
403 locsym->container = block ? &block->symt : &func->symt;
404 locsym->type = type;
405 locsym->u.var = *loc;
406 if (block)
407 p = vector_add(&block->vchildren, &module->pool);
408 else
409 p = vector_add(&func->vchildren, &module->pool);
410 *p = &locsym->symt;
411 return locsym;
412 }
413
414
415 struct symt_block* symt_open_func_block(struct module* module,
416 struct symt_function* func,
417 struct symt_block* parent_block,
418 unsigned pc, unsigned len)
419 {
420 struct symt_block* block;
421 struct symt** p;
422
423 assert(func);
424 assert(func->symt.tag == SymTagFunction);
425
426 assert(!parent_block || parent_block->symt.tag == SymTagBlock);
427 block = pool_alloc(&module->pool, sizeof(*block));
428 block->symt.tag = SymTagBlock;
429 block->address = func->address + pc;
430 block->size = len;
431 block->container = parent_block ? &parent_block->symt : &func->symt;
432 vector_init(&block->vchildren, sizeof(struct symt*), 4);
433 if (parent_block)
434 p = vector_add(&parent_block->vchildren, &module->pool);
435 else
436 p = vector_add(&func->vchildren, &module->pool);
437 *p = &block->symt;
438
439 return block;
440 }
441
442 struct symt_block* symt_close_func_block(struct module* module,
443 const struct symt_function* func,
444 struct symt_block* block, unsigned pc)
445 {
446 assert(func);
447 assert(func->symt.tag == SymTagFunction);
448
449 if (pc) block->size = func->address + pc - block->address;
450 return (block->container->tag == SymTagBlock) ?
451 CONTAINING_RECORD(block->container, struct symt_block, symt) : NULL;
452 }
453
454 struct symt_hierarchy_point* symt_add_function_point(struct module* module,
455 struct symt_function* func,
456 enum SymTagEnum point,
457 const struct location* loc,
458 const char* name)
459 {
460 struct symt_hierarchy_point*sym;
461 struct symt** p;
462
463 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
464 {
465 sym->symt.tag = point;
466 sym->parent = &func->symt;
467 sym->loc = *loc;
468 sym->hash_elt.name = name ? pool_strdup(&module->pool, name) : NULL;
469 p = vector_add(&func->vchildren, &module->pool);
470 *p = &sym->symt;
471 }
472 return sym;
473 }
474
475 BOOL symt_normalize_function(struct module* module, const struct symt_function* func)
476 {
477 unsigned len;
478 struct line_info* dli;
479
480 assert(func);
481 /* We aren't adding any more locals or line numbers to this function.
482 * Free any spare memory that we might have allocated.
483 */
484 assert(func->symt.tag == SymTagFunction);
485
486 /* EPP vector_pool_normalize(&func->vlines, &module->pool); */
487 /* EPP vector_pool_normalize(&func->vchildren, &module->pool); */
488
489 len = vector_length(&func->vlines);
490 if (len--)
491 {
492 dli = vector_at(&func->vlines, 0); dli->is_first = 1;
493 dli = vector_at(&func->vlines, len); dli->is_last = 1;
494 }
495 return TRUE;
496 }
497
498 struct symt_thunk* symt_new_thunk(struct module* module,
499 struct symt_compiland* compiland,
500 const char* name, THUNK_ORDINAL ord,
501 unsigned long addr, unsigned long size)
502 {
503 struct symt_thunk* sym;
504
505 TRACE_(dbghelp_symt)("Adding global thunk %s:%s @%lx-%lx\n",
506 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
507
508 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
509 {
510 sym->symt.tag = SymTagThunk;
511 sym->hash_elt.name = pool_strdup(&module->pool, name);
512 sym->container = &compiland->symt;
513 sym->address = addr;
514 sym->size = size;
515 sym->ordinal = ord;
516 symt_add_module_ht(module, (struct symt_ht*)sym);
517 if (compiland)
518 {
519 struct symt** p;
520 p = vector_add(&compiland->vchildren, &module->pool);
521 *p = &sym->symt;
522 }
523 }
524 return sym;
525 }
526
527 struct symt_data* symt_new_constant(struct module* module,
528 struct symt_compiland* compiland,
529 const char* name, struct symt* type,
530 const VARIANT* v)
531 {
532 struct symt_data* sym;
533
534 TRACE_(dbghelp_symt)("Adding constant value %s:%s\n",
535 debugstr_w(module->module.ModuleName), name);
536
537 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
538 {
539 sym->symt.tag = SymTagData;
540 sym->hash_elt.name = pool_strdup(&module->pool, name);
541 sym->kind = DataIsConstant;
542 sym->container = compiland ? &compiland->symt : NULL;
543 sym->type = type;
544 sym->u.value = *v;
545 symt_add_module_ht(module, (struct symt_ht*)sym);
546 if (compiland)
547 {
548 struct symt** p;
549 p = vector_add(&compiland->vchildren, &module->pool);
550 *p = &sym->symt;
551 }
552 }
553 return sym;
554 }
555
556 struct symt_hierarchy_point* symt_new_label(struct module* module,
557 struct symt_compiland* compiland,
558 const char* name, unsigned long address)
559 {
560 struct symt_hierarchy_point* sym;
561
562 TRACE_(dbghelp_symt)("Adding global label value %s:%s\n",
563 debugstr_w(module->module.ModuleName), name);
564
565 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
566 {
567 sym->symt.tag = SymTagLabel;
568 sym->hash_elt.name = pool_strdup(&module->pool, name);
569 sym->loc.kind = loc_absolute;
570 sym->loc.offset = address;
571 sym->parent = compiland ? &compiland->symt : NULL;
572 symt_add_module_ht(module, (struct symt_ht*)sym);
573 if (compiland)
574 {
575 struct symt** p;
576 p = vector_add(&compiland->vchildren, &module->pool);
577 *p = &sym->symt;
578 }
579 }
580 return sym;
581 }
582
583 /* expect sym_info->MaxNameLen to be set before being called */
584 static void symt_fill_sym_info(struct module_pair* pair,
585 const struct symt_function* func,
586 const struct symt* sym, SYMBOL_INFO* sym_info)
587 {
588 const char* name;
589 DWORD64 size;
590
591 if (!symt_get_info(pair->effective, sym, TI_GET_TYPE, &sym_info->TypeIndex))
592 sym_info->TypeIndex = 0;
593 sym_info->Index = symt_ptr2index(pair->effective, sym);
594 sym_info->Reserved[0] = sym_info->Reserved[1] = 0;
595 if (!symt_get_info(pair->effective, sym, TI_GET_LENGTH, &size) &&
596 (!sym_info->TypeIndex ||
597 !symt_get_info(pair->effective, symt_index2ptr(pair->effective, sym_info->TypeIndex),
598 TI_GET_LENGTH, &size)))
599 size = 0;
600 sym_info->Size = (DWORD)size;
601 sym_info->ModBase = pair->requested->module.BaseOfImage;
602 sym_info->Flags = 0;
603 sym_info->Value = 0;
604
605 switch (sym->tag)
606 {
607 case SymTagData:
608 {
609 const struct symt_data* data = (const struct symt_data*)sym;
610 switch (data->kind)
611 {
612 case DataIsParam:
613 sym_info->Flags |= SYMFLAG_PARAMETER;
614 /* fall through */
615 case DataIsLocal:
616 sym_info->Flags |= SYMFLAG_LOCAL;
617 {
618 struct location loc = data->u.var;
619
620 if (loc.kind >= loc_user)
621 {
622 unsigned i;
623 struct module_format* modfmt;
624
625 for (i = 0; i < DFI_LAST; i++)
626 {
627 modfmt = pair->effective->format_info[i];
628 if (modfmt && modfmt->loc_compute)
629 {
630 modfmt->loc_compute(pair->pcs, modfmt, func, &loc);
631 break;
632 }
633 }
634 }
635 switch (loc.kind)
636 {
637 case loc_error:
638 /* for now we report error cases as a negative register number */
639 /* fall through */
640 case loc_register:
641 sym_info->Flags |= SYMFLAG_REGISTER;
642 sym_info->Register = loc.reg;
643 sym_info->Address = 0;
644 break;
645 case loc_regrel:
646 sym_info->Flags |= SYMFLAG_REGREL;
647 sym_info->Register = loc.reg;
648 if (loc.reg == CV_REG_NONE || (int)loc.reg < 0 /* error */)
649 FIXME("suspicious register value %x\n", loc.reg);
650 sym_info->Address = loc.offset;
651 break;
652 case loc_absolute:
653 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
654 sym_info->Value = loc.offset;
655 break;
656 default:
657 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", loc.kind);
658 assert(0);
659 }
660 }
661 break;
662 case DataIsGlobal:
663 case DataIsFileStatic:
664 switch (data->u.var.kind)
665 {
666 case loc_tlsrel:
667 sym_info->Flags |= SYMFLAG_TLSREL;
668 /* fall through */
669 case loc_absolute:
670 symt_get_address(sym, &sym_info->Address);
671 sym_info->Register = 0;
672 break;
673 default:
674 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", data->u.var.kind);
675 assert(0);
676 }
677 break;
678 case DataIsConstant:
679 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
680 switch (data->u.value.n1.n2.vt)
681 {
682 case VT_I4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.lVal; break;
683 case VT_I2: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.iVal; break;
684 case VT_I1: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.cVal; break;
685 case VT_UI4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.ulVal; break;
686 case VT_UI2: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.uiVal; break;
687 case VT_UI1: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.bVal; break;
688 case VT_I1 | VT_BYREF: sym_info->Value = (ULONG64)(DWORD_PTR)data->u.value.n1.n2.n3.byref; break;
689 case VT_EMPTY: sym_info->Value = 0; break;
690 default:
691 FIXME("Unsupported variant type (%u)\n", data->u.value.n1.n2.vt);
692 sym_info->Value = 0;
693 break;
694 }
695 break;
696 default:
697 FIXME("Unhandled kind (%u) in sym data\n", data->kind);
698 }
699 }
700 break;
701 case SymTagPublicSymbol:
702 {
703 const struct symt_public* pub = (const struct symt_public*)sym;
704 if (pub->is_function)
705 sym_info->Flags |= SYMFLAG_PUBLIC_CODE;
706 else
707 sym_info->Flags |= SYMFLAG_EXPORT;
708 symt_get_address(sym, &sym_info->Address);
709 }
710 break;
711 case SymTagFunction:
712 symt_get_address(sym, &sym_info->Address);
713 break;
714 case SymTagThunk:
715 sym_info->Flags |= SYMFLAG_THUNK;
716 symt_get_address(sym, &sym_info->Address);
717 break;
718 default:
719 symt_get_address(sym, &sym_info->Address);
720 sym_info->Register = 0;
721 break;
722 }
723 sym_info->Scope = 0; /* FIXME */
724 sym_info->Tag = sym->tag;
725 name = symt_get_name(sym);
726 if (sym_info->MaxNameLen)
727 {
728 if (sym->tag != SymTagPublicSymbol || !(dbghelp_options & SYMOPT_UNDNAME) ||
729 ((sym_info->NameLen = UnDecorateSymbolName(name, sym_info->Name,
730 sym_info->MaxNameLen, UNDNAME_NAME_ONLY)) == 0))
731 {
732 sym_info->NameLen = min(strlen(name), sym_info->MaxNameLen - 1);
733 memcpy(sym_info->Name, name, sym_info->NameLen);
734 sym_info->Name[sym_info->NameLen] = '\0';
735 }
736 }
737 TRACE_(dbghelp_symt)("%p => %s %u %s\n",
738 sym, sym_info->Name, sym_info->Size,
739 wine_dbgstr_longlong(sym_info->Address));
740 }
741
742 struct sym_enum
743 {
744 PSYM_ENUMERATESYMBOLS_CALLBACK cb;
745 PVOID user;
746 SYMBOL_INFO* sym_info;
747 DWORD index;
748 DWORD tag;
749 DWORD64 addr;
750 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
751 };
752
753 static BOOL send_symbol(const struct sym_enum* se, struct module_pair* pair,
754 const struct symt_function* func, const struct symt* sym)
755 {
756 symt_fill_sym_info(pair, func, sym, se->sym_info);
757 if (se->index && se->sym_info->Index != se->index) return FALSE;
758 if (se->tag && se->sym_info->Tag != se->tag) return FALSE;
759 if (se->addr && !(se->addr >= se->sym_info->Address && se->addr < se->sym_info->Address + se->sym_info->Size)) return FALSE;
760 return !se->cb(se->sym_info, se->sym_info->Size, se->user);
761 }
762
763 static BOOL symt_enum_module(struct module_pair* pair, const WCHAR* match,
764 const struct sym_enum* se)
765 {
766 void* ptr;
767 struct symt_ht* sym = NULL;
768 struct hash_table_iter hti;
769 WCHAR* nameW;
770 BOOL ret;
771
772 hash_table_iter_init(&pair->effective->ht_symbols, &hti, NULL);
773 while ((ptr = hash_table_iter_up(&hti)))
774 {
775 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
776 nameW = symt_get_nameW(&sym->symt);
777 ret = SymMatchStringW(nameW, match, FALSE);
778 HeapFree(GetProcessHeap(), 0, nameW);
779 if (ret)
780 {
781 se->sym_info->SizeOfStruct = sizeof(SYMBOL_INFO);
782 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
783 if (send_symbol(se, pair, NULL, &sym->symt)) return TRUE;
784 }
785 }
786 return FALSE;
787 }
788
789 static inline unsigned where_to_insert(struct module* module, unsigned high, const struct symt_ht* elt)
790 {
791 unsigned low = 0, mid = high / 2;
792 ULONG64 addr;
793
794 if (!high) return 0;
795 symt_get_address(&elt->symt, &addr);
796 do
797 {
798 switch (cmp_sorttab_addr(module, mid, addr))
799 {
800 case 0: return mid;
801 case -1: low = mid + 1; break;
802 case 1: high = mid; break;
803 }
804 mid = low + (high - low) / 2;
805 } while (low < high);
806 return mid;
807 }
808
809 /***********************************************************************
810 * resort_symbols
811 *
812 * Rebuild sorted list of symbols for a module.
813 */
814 static BOOL resort_symbols(struct module* module)
815 {
816 int delta;
817
818 if (!(module->module.NumSyms = module->num_symbols))
819 return FALSE;
820
821 /* we know that set from 0 up to num_sorttab is already sorted
822 * so sort the remaining (new) symbols, and merge the two sets
823 * (unless the first set is empty)
824 */
825 delta = module->num_symbols - module->num_sorttab;
826 qsort(&module->addr_sorttab[module->num_sorttab], delta, sizeof(struct symt_ht*), symt_cmp_addr);
827 if (module->num_sorttab)
828 {
829 int i, ins_idx = module->num_sorttab, prev_ins_idx;
830 static struct symt_ht** tmp;
831 static unsigned num_tmp;
832
833 if (num_tmp < delta)
834 {
835 static struct symt_ht** new;
836 if (tmp)
837 new = HeapReAlloc(GetProcessHeap(), 0, tmp, delta * sizeof(struct symt_ht*));
838 else
839 new = HeapAlloc(GetProcessHeap(), 0, delta * sizeof(struct symt_ht*));
840 if (!new)
841 {
842 module->num_sorttab = 0;
843 return resort_symbols(module);
844 }
845 tmp = new;
846 num_tmp = delta;
847 }
848 memcpy(tmp, &module->addr_sorttab[module->num_sorttab], delta * sizeof(struct symt_ht*));
849 qsort(tmp, delta, sizeof(struct symt_ht*), symt_cmp_addr);
850
851 for (i = delta - 1; i >= 0; i--)
852 {
853 prev_ins_idx = ins_idx;
854 ins_idx = where_to_insert(module, ins_idx, tmp[i]);
855 memmove(&module->addr_sorttab[ins_idx + i + 1],
856 &module->addr_sorttab[ins_idx],
857 (prev_ins_idx - ins_idx) * sizeof(struct symt_ht*));
858 module->addr_sorttab[ins_idx + i] = tmp[i];
859 }
860 }
861 module->num_sorttab = module->num_symbols;
862 return module->sortlist_valid = TRUE;
863 }
864
865 static void symt_get_length(struct module* module, const struct symt* symt, ULONG64* size)
866 {
867 DWORD type_index;
868
869 if (symt_get_info(module, symt, TI_GET_LENGTH, size) && *size)
870 return;
871
872 if (symt_get_info(module, symt, TI_GET_TYPE, &type_index) &&
873 symt_get_info(module, symt_index2ptr(module, type_index), TI_GET_LENGTH, size)) return;
874 *size = 0x1000; /* arbitrary value */
875 }
876
877 /* neede by symt_find_nearest */
878 int symt_get_best_at(struct module* module, int idx_sorttab)
879 {
880 ULONG64 ref_addr;
881 int idx_sorttab_orig = idx_sorttab;
882 if (module->addr_sorttab[idx_sorttab]->symt.tag == SymTagPublicSymbol)
883 {
884 symt_get_address(&module->addr_sorttab[idx_sorttab]->symt, &ref_addr);
885 while (idx_sorttab > 0 &&
886 module->addr_sorttab[idx_sorttab]->symt.tag == SymTagPublicSymbol &&
887 !cmp_sorttab_addr(module, idx_sorttab - 1, ref_addr))
888 idx_sorttab--;
889 if (module->addr_sorttab[idx_sorttab]->symt.tag == SymTagPublicSymbol)
890 {
891 idx_sorttab = idx_sorttab_orig;
892 while (idx_sorttab < module->num_sorttab - 1 &&
893 module->addr_sorttab[idx_sorttab]->symt.tag == SymTagPublicSymbol &&
894 !cmp_sorttab_addr(module, idx_sorttab + 1, ref_addr))
895 idx_sorttab++;
896 }
897 /* if no better symbol fond restore original */
898 if (module->addr_sorttab[idx_sorttab]->symt.tag == SymTagPublicSymbol)
899 idx_sorttab = idx_sorttab_orig;
900 }
901 return idx_sorttab;
902 }
903
904 /* assume addr is in module */
905 struct symt_ht* symt_find_nearest(struct module* module, DWORD_PTR addr)
906 {
907 int mid, high, low;
908 ULONG64 ref_addr, ref_size;
909
910 if (!module->sortlist_valid || !module->addr_sorttab)
911 {
912 if (!resort_symbols(module)) return NULL;
913 }
914
915 /*
916 * Binary search to find closest symbol.
917 */
918 low = 0;
919 high = module->num_sorttab;
920
921 symt_get_address(&module->addr_sorttab[0]->symt, &ref_addr);
922 if (addr <= ref_addr)
923 {
924 low = symt_get_best_at(module, 0);
925 return module->addr_sorttab[low];
926 }
927
928 if (high)
929 {
930 symt_get_address(&module->addr_sorttab[high - 1]->symt, &ref_addr);
931 symt_get_length(module, &module->addr_sorttab[high - 1]->symt, &ref_size);
932 if (addr >= ref_addr + ref_size) return NULL;
933 }
934
935 while (high > low + 1)
936 {
937 mid = (high + low) / 2;
938 if (cmp_sorttab_addr(module, mid, addr) < 0)
939 low = mid;
940 else
941 high = mid;
942 }
943 if (low != high && high != module->num_sorttab &&
944 cmp_sorttab_addr(module, high, addr) <= 0)
945 low = high;
946
947 /* If found symbol is a public symbol, check if there are any other entries that
948 * might also have the same address, but would get better information
949 */
950 low = symt_get_best_at(module, low);
951
952 /* finally check that we fit into the found symbol */
953 //symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
954 //if (addr < ref_addr) return NULL;
955 //symt_get_length(module, &module->addr_sorttab[low]->symt, &ref_size);
956 //if (addr >= ref_addr + ref_size) return NULL;
957
958 return module->addr_sorttab[low];
959 }
960
961 static BOOL symt_enum_locals_helper(struct module_pair* pair,
962 const WCHAR* match, const struct sym_enum* se,
963 struct symt_function* func, const struct vector* v)
964 {
965 struct symt* lsym = NULL;
966 DWORD pc = pair->pcs->ctx_frame.InstructionOffset;
967 unsigned int i;
968 WCHAR* nameW;
969 BOOL ret;
970
971 for (i=0; i<vector_length(v); i++)
972 {
973 lsym = *(struct symt**)vector_at(v, i);
974 switch (lsym->tag)
975 {
976 case SymTagBlock:
977 {
978 struct symt_block* block = (struct symt_block*)lsym;
979 if (pc < block->address || block->address + block->size <= pc)
980 continue;
981 if (!symt_enum_locals_helper(pair, match, se, func, &block->vchildren))
982 return FALSE;
983 }
984 break;
985 case SymTagData:
986 nameW = symt_get_nameW(lsym);
987 ret = SymMatchStringW(nameW, match,
988 !(dbghelp_options & SYMOPT_CASE_INSENSITIVE));
989 HeapFree(GetProcessHeap(), 0, nameW);
990 if (ret)
991 {
992 if (send_symbol(se, pair, func, lsym)) return FALSE;
993 }
994 break;
995 case SymTagLabel:
996 case SymTagFuncDebugStart:
997 case SymTagFuncDebugEnd:
998 case SymTagCustom:
999 break;
1000 default:
1001 FIXME("Unknown type: %u (%x)\n", lsym->tag, lsym->tag);
1002 assert(0);
1003 }
1004 }
1005 return TRUE;
1006 }
1007
1008 static BOOL symt_enum_locals(struct process* pcs, const WCHAR* mask,
1009 const struct sym_enum* se)
1010 {
1011 struct module_pair pair;
1012 struct symt_ht* sym;
1013 DWORD_PTR pc = pcs->ctx_frame.InstructionOffset;
1014
1015 se->sym_info->SizeOfStruct = sizeof(*se->sym_info);
1016 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
1017
1018 pair.pcs = pcs;
1019 pair.requested = module_find_by_addr(pair.pcs, pc, DMT_UNKNOWN);
1020 if (!module_get_debug(&pair)) return FALSE;
1021 if ((sym = symt_find_nearest(pair.effective, pc)) == NULL) return FALSE;
1022
1023 if (sym->symt.tag == SymTagFunction)
1024 {
1025 return symt_enum_locals_helper(&pair, mask ? mask : starW, se, (struct symt_function*)sym,
1026 &((struct symt_function*)sym)->vchildren);
1027 }
1028 return FALSE;
1029 }
1030
1031 /******************************************************************
1032 * copy_symbolW
1033 *
1034 * Helper for transforming an ANSI symbol info into a UNICODE one.
1035 * Assume that MaxNameLen is the same for both version (A & W).
1036 */
1037 void copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si)
1038 {
1039 siw->SizeOfStruct = si->SizeOfStruct;
1040 siw->TypeIndex = si->TypeIndex;
1041 siw->Reserved[0] = si->Reserved[0];
1042 siw->Reserved[1] = si->Reserved[1];
1043 siw->Index = si->Index;
1044 siw->Size = si->Size;
1045 siw->ModBase = si->ModBase;
1046 siw->Flags = si->Flags;
1047 siw->Value = si->Value;
1048 siw->Address = si->Address;
1049 siw->Register = si->Register;
1050 siw->Scope = si->Scope;
1051 siw->Tag = si->Tag;
1052 siw->NameLen = si->NameLen;
1053 siw->MaxNameLen = si->MaxNameLen;
1054 MultiByteToWideChar(CP_ACP, 0, si->Name, -1, siw->Name, siw->MaxNameLen);
1055 }
1056
1057 /******************************************************************
1058 * sym_enum
1059 *
1060 * Core routine for most of the enumeration of symbols
1061 */
1062 static BOOL sym_enum(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1063 const struct sym_enum* se)
1064 {
1065 struct module_pair pair;
1066 const WCHAR* bang;
1067 WCHAR* mod;
1068
1069 pair.pcs = process_find_by_handle(hProcess);
1070 if (!pair.pcs) return FALSE;
1071 if (BaseOfDll == 0)
1072 {
1073 /* do local variables ? */
1074 if (!Mask || !(bang = strchrW(Mask, '!')))
1075 return symt_enum_locals(pair.pcs, Mask, se);
1076
1077 if (bang == Mask) return FALSE;
1078
1079 mod = HeapAlloc(GetProcessHeap(), 0, (bang - Mask + 1) * sizeof(WCHAR));
1080 if (!mod) return FALSE;
1081 memcpy(mod, Mask, (bang - Mask) * sizeof(WCHAR));
1082 mod[bang - Mask] = 0;
1083
1084 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1085 {
1086 if (pair.requested->type == DMT_PE && module_get_debug(&pair))
1087 {
1088 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1089 symt_enum_module(&pair, bang + 1, se))
1090 break;
1091 }
1092 }
1093 /* not found in PE modules, retry on the ELF ones
1094 */
1095 if (!pair.requested && (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES))
1096 {
1097 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1098 {
1099 if ((pair.requested->type == DMT_ELF || pair.requested->type == DMT_MACHO) &&
1100 !module_get_containee(pair.pcs, pair.requested) &&
1101 module_get_debug(&pair))
1102 {
1103 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1104 symt_enum_module(&pair, bang + 1, se))
1105 break;
1106 }
1107 }
1108 }
1109 HeapFree(GetProcessHeap(), 0, mod);
1110 return TRUE;
1111 }
1112 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
1113 if (!module_get_debug(&pair))
1114 return FALSE;
1115
1116 /* we always ignore module name from Mask when BaseOfDll is defined */
1117 if (Mask && (bang = strchrW(Mask, '!')))
1118 {
1119 if (bang == Mask) return FALSE;
1120 Mask = bang + 1;
1121 }
1122
1123 symt_enum_module(&pair, Mask ? Mask : starW, se);
1124
1125 return TRUE;
1126 }
1127
1128 static inline BOOL doSymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1129 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1130 PVOID UserContext)
1131 {
1132 struct sym_enum se;
1133
1134 se.cb = EnumSymbolsCallback;
1135 se.user = UserContext;
1136 se.index = 0;
1137 se.tag = 0;
1138 se.addr = 0;
1139 se.sym_info = (PSYMBOL_INFO)se.buffer;
1140
1141 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1142 }
1143
1144 /******************************************************************
1145 * SymEnumSymbols (DBGHELP.@)
1146 *
1147 * cases BaseOfDll = 0
1148 * !foo fails always (despite what MSDN states)
1149 * RE1!RE2 looks up all modules matching RE1, and in all these modules, lookup RE2
1150 * no ! in Mask, lookup in local Context
1151 * cases BaseOfDll != 0
1152 * !foo fails always (despite what MSDN states)
1153 * RE1!RE2 gets RE2 from BaseOfDll (whatever RE1 is)
1154 */
1155 BOOL WINAPI SymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR Mask,
1156 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1157 PVOID UserContext)
1158 {
1159 BOOL ret;
1160 PWSTR maskW = NULL;
1161
1162 TRACE("(%p %s %s %p %p)\n",
1163 hProcess, wine_dbgstr_longlong(BaseOfDll), debugstr_a(Mask),
1164 EnumSymbolsCallback, UserContext);
1165
1166 if (Mask)
1167 {
1168 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
1169 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1170 return FALSE;
1171 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
1172 }
1173 ret = doSymEnumSymbols(hProcess, BaseOfDll, maskW, EnumSymbolsCallback, UserContext);
1174 HeapFree(GetProcessHeap(), 0, maskW);
1175 return ret;
1176 }
1177
1178 struct sym_enumW
1179 {
1180 PSYM_ENUMERATESYMBOLS_CALLBACKW cb;
1181 void* ctx;
1182 PSYMBOL_INFOW sym_info;
1183 char buffer[sizeof(SYMBOL_INFOW) + MAX_SYM_NAME];
1184
1185 };
1186
1187 static BOOL CALLBACK sym_enumW(PSYMBOL_INFO si, ULONG size, PVOID ctx)
1188 {
1189 struct sym_enumW* sew = ctx;
1190
1191 copy_symbolW(sew->sym_info, si);
1192
1193 return (sew->cb)(sew->sym_info, size, sew->ctx);
1194 }
1195
1196 /******************************************************************
1197 * SymEnumSymbolsW (DBGHELP.@)
1198 *
1199 */
1200 BOOL WINAPI SymEnumSymbolsW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1201 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
1202 PVOID UserContext)
1203 {
1204 struct sym_enumW sew;
1205
1206 sew.ctx = UserContext;
1207 sew.cb = EnumSymbolsCallback;
1208 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
1209
1210 return doSymEnumSymbols(hProcess, BaseOfDll, Mask, sym_enumW, &sew);
1211 }
1212
1213 struct sym_enumerate
1214 {
1215 void* ctx;
1216 PSYM_ENUMSYMBOLS_CALLBACK cb;
1217 };
1218
1219 static BOOL CALLBACK sym_enumerate_cb(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1220 {
1221 struct sym_enumerate* se = ctx;
1222 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1223 }
1224
1225 /***********************************************************************
1226 * SymEnumerateSymbols (DBGHELP.@)
1227 */
1228 BOOL WINAPI SymEnumerateSymbols(HANDLE hProcess, DWORD BaseOfDll,
1229 PSYM_ENUMSYMBOLS_CALLBACK EnumSymbolsCallback,
1230 PVOID UserContext)
1231 {
1232 struct sym_enumerate se;
1233
1234 se.ctx = UserContext;
1235 se.cb = EnumSymbolsCallback;
1236
1237 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb, &se);
1238 }
1239
1240 struct sym_enumerate64
1241 {
1242 void* ctx;
1243 PSYM_ENUMSYMBOLS_CALLBACK64 cb;
1244 };
1245
1246 static BOOL CALLBACK sym_enumerate_cb64(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1247 {
1248 struct sym_enumerate64* se = ctx;
1249 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1250 }
1251
1252 /***********************************************************************
1253 * SymEnumerateSymbols64 (DBGHELP.@)
1254 */
1255 BOOL WINAPI SymEnumerateSymbols64(HANDLE hProcess, DWORD64 BaseOfDll,
1256 PSYM_ENUMSYMBOLS_CALLBACK64 EnumSymbolsCallback,
1257 PVOID UserContext)
1258 {
1259 struct sym_enumerate64 se;
1260
1261 se.ctx = UserContext;
1262 se.cb = EnumSymbolsCallback;
1263
1264 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb64, &se);
1265 }
1266
1267 /******************************************************************
1268 * SymFromAddr (DBGHELP.@)
1269 *
1270 */
1271 BOOL WINAPI SymFromAddr(HANDLE hProcess, DWORD64 Address,
1272 DWORD64* Displacement, PSYMBOL_INFO Symbol)
1273 {
1274 struct module_pair pair;
1275 struct symt_ht* sym;
1276
1277 pair.pcs = process_find_by_handle(hProcess);
1278 if (!pair.pcs) return FALSE;
1279 pair.requested = module_find_by_addr(pair.pcs, Address, DMT_UNKNOWN);
1280 if (!module_get_debug(&pair)) return FALSE;
1281 if ((sym = symt_find_nearest(pair.effective, Address)) == NULL) return FALSE;
1282
1283 symt_fill_sym_info(&pair, NULL, &sym->symt, Symbol);
1284 if (Displacement)
1285 *Displacement = (Address >= Symbol->Address) ? (Address - Symbol->Address) : (DWORD64)-1;
1286 return TRUE;
1287 }
1288
1289 /******************************************************************
1290 * SymFromAddrW (DBGHELP.@)
1291 *
1292 */
1293 BOOL WINAPI SymFromAddrW(HANDLE hProcess, DWORD64 Address,
1294 DWORD64* Displacement, PSYMBOL_INFOW Symbol)
1295 {
1296 PSYMBOL_INFO si;
1297 unsigned len;
1298 BOOL ret;
1299
1300 len = sizeof(*si) + Symbol->MaxNameLen * sizeof(WCHAR);
1301 si = HeapAlloc(GetProcessHeap(), 0, len);
1302 if (!si) return FALSE;
1303
1304 si->SizeOfStruct = sizeof(*si);
1305 si->MaxNameLen = Symbol->MaxNameLen;
1306 if ((ret = SymFromAddr(hProcess, Address, Displacement, si)))
1307 {
1308 copy_symbolW(Symbol, si);
1309 }
1310 HeapFree(GetProcessHeap(), 0, si);
1311 return ret;
1312 }
1313
1314 /******************************************************************
1315 * SymGetSymFromAddr (DBGHELP.@)
1316 *
1317 */
1318 BOOL WINAPI SymGetSymFromAddr(HANDLE hProcess, DWORD Address,
1319 PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
1320 {
1321 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1322 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1323 size_t len;
1324 DWORD64 Displacement64;
1325
1326 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1327 si->SizeOfStruct = sizeof(*si);
1328 si->MaxNameLen = MAX_SYM_NAME;
1329 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1330 return FALSE;
1331
1332 if (Displacement)
1333 *Displacement = Displacement64;
1334 Symbol->Address = si->Address;
1335 Symbol->Size = si->Size;
1336 Symbol->Flags = si->Flags;
1337 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1338 lstrcpynA(Symbol->Name, si->Name, len);
1339 return TRUE;
1340 }
1341
1342 /******************************************************************
1343 * SymGetSymFromAddr64 (DBGHELP.@)
1344 *
1345 */
1346 BOOL WINAPI SymGetSymFromAddr64(HANDLE hProcess, DWORD64 Address,
1347 PDWORD64 Displacement, PIMAGEHLP_SYMBOL64 Symbol)
1348 {
1349 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1350 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1351 size_t len;
1352 DWORD64 Displacement64;
1353
1354 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1355 si->SizeOfStruct = sizeof(*si);
1356 si->MaxNameLen = MAX_SYM_NAME;
1357 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1358 return FALSE;
1359
1360 if (Displacement)
1361 *Displacement = Displacement64;
1362 Symbol->Address = si->Address;
1363 Symbol->Size = si->Size;
1364 Symbol->Flags = si->Flags;
1365 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1366 lstrcpynA(Symbol->Name, si->Name, len);
1367 return TRUE;
1368 }
1369
1370 static BOOL find_name(struct process* pcs, struct module* module, const char* name,
1371 SYMBOL_INFO* symbol)
1372 {
1373 struct hash_table_iter hti;
1374 void* ptr;
1375 struct symt_ht* sym = NULL;
1376 struct module_pair pair;
1377
1378 pair.pcs = pcs;
1379 if (!(pair.requested = module)) return FALSE;
1380 if (!module_get_debug(&pair)) return FALSE;
1381
1382 hash_table_iter_init(&pair.effective->ht_symbols, &hti, name);
1383 while ((ptr = hash_table_iter_up(&hti)))
1384 {
1385 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
1386
1387 if (!strcmp(sym->hash_elt.name, name))
1388 {
1389 symt_fill_sym_info(&pair, NULL, &sym->symt, symbol);
1390 return TRUE;
1391 }
1392 }
1393 return FALSE;
1394
1395 }
1396 /******************************************************************
1397 * SymFromName (DBGHELP.@)
1398 *
1399 */
1400 BOOL WINAPI SymFromName(HANDLE hProcess, PCSTR Name, PSYMBOL_INFO Symbol)
1401 {
1402 struct process* pcs = process_find_by_handle(hProcess);
1403 struct module* module;
1404 const char* name;
1405
1406 TRACE("(%p, %s, %p)\n", hProcess, Name, Symbol);
1407 if (!pcs) return FALSE;
1408 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1409 name = strchr(Name, '!');
1410 if (name)
1411 {
1412 char tmp[128];
1413 assert(name - Name < sizeof(tmp));
1414 memcpy(tmp, Name, name - Name);
1415 tmp[name - Name] = '\0';
1416 module = module_find_by_nameA(pcs, tmp);
1417 return find_name(pcs, module, name + 1, Symbol);
1418 }
1419 for (module = pcs->lmodules; module; module = module->next)
1420 {
1421 if (module->type == DMT_PE && find_name(pcs, module, Name, Symbol))
1422 return TRUE;
1423 }
1424 /* not found in PE modules, retry on the ELF ones
1425 */
1426 if (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES)
1427 {
1428 for (module = pcs->lmodules; module; module = module->next)
1429 {
1430 if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
1431 !module_get_containee(pcs, module) &&
1432 find_name(pcs, module, Name, Symbol))
1433 return TRUE;
1434 }
1435 }
1436 return FALSE;
1437 }
1438
1439 /***********************************************************************
1440 * SymGetSymFromName64 (DBGHELP.@)
1441 */
1442 BOOL WINAPI SymGetSymFromName64(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL64 Symbol)
1443 {
1444 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1445 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1446 size_t len;
1447
1448 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1449 si->SizeOfStruct = sizeof(*si);
1450 si->MaxNameLen = MAX_SYM_NAME;
1451 if (!SymFromName(hProcess, Name, si)) return FALSE;
1452
1453 Symbol->Address = si->Address;
1454 Symbol->Size = si->Size;
1455 Symbol->Flags = si->Flags;
1456 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1457 lstrcpynA(Symbol->Name, si->Name, len);
1458 return TRUE;
1459 }
1460
1461 /***********************************************************************
1462 * SymGetSymFromName (DBGHELP.@)
1463 */
1464 BOOL WINAPI SymGetSymFromName(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL Symbol)
1465 {
1466 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1467 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1468 size_t len;
1469
1470 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1471 si->SizeOfStruct = sizeof(*si);
1472 si->MaxNameLen = MAX_SYM_NAME;
1473 if (!SymFromName(hProcess, Name, si)) return FALSE;
1474
1475 Symbol->Address = si->Address;
1476 Symbol->Size = si->Size;
1477 Symbol->Flags = si->Flags;
1478 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1479 lstrcpynA(Symbol->Name, si->Name, len);
1480 return TRUE;
1481 }
1482
1483 /******************************************************************
1484 * sym_fill_func_line_info
1485 *
1486 * fills information about a file
1487 */
1488 BOOL symt_fill_func_line_info(const struct module* module, const struct symt_function* func,
1489 DWORD64 addr, IMAGEHLP_LINE64* line)
1490 {
1491 struct line_info* dli = NULL;
1492 BOOL found = FALSE;
1493 int i;
1494
1495 assert(func->symt.tag == SymTagFunction);
1496
1497 for (i=vector_length(&func->vlines)-1; i>=0; i--)
1498 {
1499 dli = vector_at(&func->vlines, i);
1500 if (!dli->is_source_file)
1501 {
1502 if (found || dli->u.pc_offset > addr) continue;
1503 line->LineNumber = dli->line_number;
1504 line->Address = dli->u.pc_offset;
1505 line->Key = dli;
1506 found = TRUE;
1507 continue;
1508 }
1509 if (found)
1510 {
1511 line->FileName = (char*)source_get(module, dli->u.source_file);
1512 return TRUE;
1513 }
1514 }
1515 return FALSE;
1516 }
1517
1518 /***********************************************************************
1519 * SymGetSymNext64 (DBGHELP.@)
1520 */
1521 BOOL WINAPI SymGetSymNext64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1522 {
1523 /* algo:
1524 * get module from Symbol.Address
1525 * get index in module.addr_sorttab of Symbol.Address
1526 * increment index
1527 * if out of module bounds, move to next module in process address space
1528 */
1529 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1530 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1531 return FALSE;
1532 }
1533
1534 /***********************************************************************
1535 * SymGetSymNext (DBGHELP.@)
1536 */
1537 BOOL WINAPI SymGetSymNext(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1538 {
1539 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1540 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1541 return FALSE;
1542 }
1543
1544 /***********************************************************************
1545 * SymGetSymPrev64 (DBGHELP.@)
1546 */
1547 BOOL WINAPI SymGetSymPrev64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1548 {
1549 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1550 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1551 return FALSE;
1552 }
1553
1554 /***********************************************************************
1555 * SymGetSymPrev (DBGHELP.@)
1556 */
1557 BOOL WINAPI SymGetSymPrev(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1558 {
1559 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1560 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1561 return FALSE;
1562 }
1563
1564 /******************************************************************
1565 * copy_line_64_from_32 (internal)
1566 *
1567 */
1568 static void copy_line_64_from_32(IMAGEHLP_LINE64* l64, const IMAGEHLP_LINE* l32)
1569
1570 {
1571 l64->Key = l32->Key;
1572 l64->LineNumber = l32->LineNumber;
1573 l64->FileName = l32->FileName;
1574 l64->Address = l32->Address;
1575 }
1576
1577 /******************************************************************
1578 * copy_line_W64_from_32 (internal)
1579 *
1580 */
1581 static void copy_line_W64_from_64(struct process* pcs, IMAGEHLP_LINEW64* l64w, const IMAGEHLP_LINE64* l64)
1582 {
1583 unsigned len;
1584
1585 l64w->Key = l64->Key;
1586 l64w->LineNumber = l64->LineNumber;
1587 len = MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, NULL, 0);
1588 if ((l64w->FileName = fetch_buffer(pcs, len * sizeof(WCHAR))))
1589 MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, l64w->FileName, len);
1590 l64w->Address = l64->Address;
1591 }
1592
1593 /******************************************************************
1594 * copy_line_32_from_64 (internal)
1595 *
1596 */
1597 static void copy_line_32_from_64(IMAGEHLP_LINE* l32, const IMAGEHLP_LINE64* l64)
1598
1599 {
1600 l32->Key = l64->Key;
1601 l32->LineNumber = l64->LineNumber;
1602 l32->FileName = l64->FileName;
1603 l32->Address = l64->Address;
1604 }
1605
1606 /******************************************************************
1607 * SymGetLineFromAddr (DBGHELP.@)
1608 *
1609 */
1610 BOOL WINAPI SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr,
1611 PDWORD pdwDisplacement, PIMAGEHLP_LINE Line)
1612 {
1613 IMAGEHLP_LINE64 il64;
1614
1615 il64.SizeOfStruct = sizeof(il64);
1616 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1617 return FALSE;
1618 copy_line_32_from_64(Line, &il64);
1619 return TRUE;
1620 }
1621
1622 /******************************************************************
1623 * SymGetLineFromAddr64 (DBGHELP.@)
1624 *
1625 */
1626 BOOL WINAPI SymGetLineFromAddr64(HANDLE hProcess, DWORD64 dwAddr,
1627 PDWORD pdwDisplacement, PIMAGEHLP_LINE64 Line)
1628 {
1629 struct module_pair pair;
1630 struct symt_ht* symt;
1631
1632 TRACE("%p %s %p %p\n", hProcess, wine_dbgstr_longlong(dwAddr), pdwDisplacement, Line);
1633
1634 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1635
1636 pair.pcs = process_find_by_handle(hProcess);
1637 if (!pair.pcs) return FALSE;
1638 pair.requested = module_find_by_addr(pair.pcs, dwAddr, DMT_UNKNOWN);
1639 if (!module_get_debug(&pair)) return FALSE;
1640 if ((symt = symt_find_nearest(pair.effective, dwAddr)) == NULL) return FALSE;
1641
1642 if (symt->symt.tag != SymTagFunction) return FALSE;
1643 if (!symt_fill_func_line_info(pair.effective, (struct symt_function*)symt,
1644 dwAddr, Line)) return FALSE;
1645 *pdwDisplacement = dwAddr - Line->Address;
1646 return TRUE;
1647 }
1648
1649 /******************************************************************
1650 * SymGetLineFromAddrW64 (DBGHELP.@)
1651 *
1652 */
1653 BOOL WINAPI SymGetLineFromAddrW64(HANDLE hProcess, DWORD64 dwAddr,
1654 PDWORD pdwDisplacement, PIMAGEHLP_LINEW64 Line)
1655 {
1656 IMAGEHLP_LINE64 il64;
1657
1658 il64.SizeOfStruct = sizeof(il64);
1659 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1660 return FALSE;
1661 copy_line_W64_from_64(process_find_by_handle(hProcess), Line, &il64);
1662 return TRUE;
1663 }
1664
1665 /******************************************************************
1666 * SymGetLinePrev64 (DBGHELP.@)
1667 *
1668 */
1669 BOOL WINAPI SymGetLinePrev64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1670 {
1671 struct module_pair pair;
1672 struct line_info* li;
1673 BOOL in_search = FALSE;
1674
1675 TRACE("(%p %p)\n", hProcess, Line);
1676
1677 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1678
1679 pair.pcs = process_find_by_handle(hProcess);
1680 if (!pair.pcs) return FALSE;
1681 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1682 if (!module_get_debug(&pair)) return FALSE;
1683
1684 if (Line->Key == 0) return FALSE;
1685 li = Line->Key;
1686 /* things are a bit complicated because when we encounter a DLIT_SOURCEFILE
1687 * element we have to go back until we find the prev one to get the real
1688 * source file name for the DLIT_OFFSET element just before
1689 * the first DLIT_SOURCEFILE
1690 */
1691 while (!li->is_first)
1692 {
1693 li--;
1694 if (!li->is_source_file)
1695 {
1696 Line->LineNumber = li->line_number;
1697 Line->Address = li->u.pc_offset;
1698 Line->Key = li;
1699 if (!in_search) return TRUE;
1700 }
1701 else
1702 {
1703 if (in_search)
1704 {
1705 Line->FileName = (char*)source_get(pair.effective, li->u.source_file);
1706 return TRUE;
1707 }
1708 in_search = TRUE;
1709 }
1710 }
1711 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1712 return FALSE;
1713 }
1714
1715 /******************************************************************
1716 * SymGetLinePrev (DBGHELP.@)
1717 *
1718 */
1719 BOOL WINAPI SymGetLinePrev(HANDLE hProcess, PIMAGEHLP_LINE Line)
1720 {
1721 IMAGEHLP_LINE64 line64;
1722
1723 line64.SizeOfStruct = sizeof(line64);
1724 copy_line_64_from_32(&line64, Line);
1725 if (!SymGetLinePrev64(hProcess, &line64)) return FALSE;
1726 copy_line_32_from_64(Line, &line64);
1727 return TRUE;
1728 }
1729
1730 BOOL symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line)
1731 {
1732 struct line_info* li;
1733
1734 if (line->Key == 0) return FALSE;
1735 li = line->Key;
1736 while (!li->is_last)
1737 {
1738 li++;
1739 if (!li->is_source_file)
1740 {
1741 line->LineNumber = li->line_number;
1742 line->Address = li->u.pc_offset;
1743 line->Key = li;
1744 return TRUE;
1745 }
1746 line->FileName = (char*)source_get(module, li->u.source_file);
1747 }
1748 return FALSE;
1749 }
1750
1751 /******************************************************************
1752 * SymGetLineNext64 (DBGHELP.@)
1753 *
1754 */
1755 BOOL WINAPI SymGetLineNext64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1756 {
1757 struct module_pair pair;
1758
1759 TRACE("(%p %p)\n", hProcess, Line);
1760
1761 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1762 pair.pcs = process_find_by_handle(hProcess);
1763 if (!pair.pcs) return FALSE;
1764 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1765 if (!module_get_debug(&pair)) return FALSE;
1766
1767 if (symt_get_func_line_next(pair.effective, Line)) return TRUE;
1768 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1769 return FALSE;
1770 }
1771
1772 /******************************************************************
1773 * SymGetLineNext (DBGHELP.@)
1774 *
1775 */
1776 BOOL WINAPI SymGetLineNext(HANDLE hProcess, PIMAGEHLP_LINE Line)
1777 {
1778 IMAGEHLP_LINE64 line64;
1779
1780 line64.SizeOfStruct = sizeof(line64);
1781 copy_line_64_from_32(&line64, Line);
1782 if (!SymGetLineNext64(hProcess, &line64)) return FALSE;
1783 copy_line_32_from_64(Line, &line64);
1784 return TRUE;
1785 }
1786
1787 /***********************************************************************
1788 * SymUnDName (DBGHELP.@)
1789 */
1790 BOOL WINAPI SymUnDName(PIMAGEHLP_SYMBOL sym, PSTR UnDecName, DWORD UnDecNameLength)
1791 {
1792 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1793 UNDNAME_COMPLETE) != 0;
1794 }
1795
1796 /***********************************************************************
1797 * SymUnDName64 (DBGHELP.@)
1798 */
1799 BOOL WINAPI SymUnDName64(PIMAGEHLP_SYMBOL64 sym, PSTR UnDecName, DWORD UnDecNameLength)
1800 {
1801 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1802 UNDNAME_COMPLETE) != 0;
1803 }
1804
1805 static void * CDECL und_alloc(size_t len) { return HeapAlloc(GetProcessHeap(), 0, len); }
1806 static void CDECL und_free (void* ptr) { HeapFree(GetProcessHeap(), 0, ptr); }
1807
1808 static char *und_name(char *buffer, const char *mangled, int buflen, unsigned short flags)
1809 {
1810 /* undocumented from msvcrt */
1811 static HANDLE hMsvcrt;
1812 static char* (CDECL *p_undname)(char*, const char*, int, void* (CDECL*)(size_t), void (CDECL*)(void*), unsigned short);
1813 static const WCHAR szMsvcrt[] = {'m','s','v','c','r','t','.','d','l','l',0};
1814
1815 if (!p_undname)
1816 {
1817 if (!hMsvcrt) hMsvcrt = LoadLibraryW(szMsvcrt);
1818 if (hMsvcrt) p_undname = (void*)GetProcAddress(hMsvcrt, "__unDName");
1819 if (!p_undname) return NULL;
1820 }
1821
1822 return p_undname(buffer, mangled, buflen, und_alloc, und_free, flags);
1823 }
1824
1825 /***********************************************************************
1826 * UnDecorateSymbolName (DBGHELP.@)
1827 */
1828 DWORD WINAPI UnDecorateSymbolName(const char *decorated_name, char *undecorated_name,
1829 DWORD undecorated_length, DWORD flags)
1830 {
1831 TRACE("(%s, %p, %d, 0x%08x)\n",
1832 debugstr_a(decorated_name), undecorated_name, undecorated_length, flags);
1833
1834 if (!undecorated_name || !undecorated_length)
1835 return 0;
1836 if (!und_name(undecorated_name, decorated_name, undecorated_length, flags))
1837 return 0;
1838 return strlen(undecorated_name);
1839 }
1840
1841 /***********************************************************************
1842 * UnDecorateSymbolNameW (DBGHELP.@)
1843 */
1844 DWORD WINAPI UnDecorateSymbolNameW(const WCHAR *decorated_name, WCHAR *undecorated_name,
1845 DWORD undecorated_length, DWORD flags)
1846 {
1847 char *buf, *ptr;
1848 int len, ret = 0;
1849
1850 TRACE("(%s, %p, %d, 0x%08x)\n",
1851 debugstr_w(decorated_name), undecorated_name, undecorated_length, flags);
1852
1853 if (!undecorated_name || !undecorated_length)
1854 return 0;
1855
1856 len = WideCharToMultiByte(CP_ACP, 0, decorated_name, -1, NULL, 0, NULL, NULL);
1857 if ((buf = HeapAlloc(GetProcessHeap(), 0, len)))
1858 {
1859 WideCharToMultiByte(CP_ACP, 0, decorated_name, -1, buf, len, NULL, NULL);
1860 if ((ptr = und_name(NULL, buf, 0, flags)))
1861 {
1862 MultiByteToWideChar(CP_ACP, 0, ptr, -1, undecorated_name, undecorated_length);
1863 undecorated_name[undecorated_length - 1] = 0;
1864 ret = strlenW(undecorated_name);
1865 und_free(ptr);
1866 }
1867 HeapFree(GetProcessHeap(), 0, buf);
1868 }
1869
1870 return ret;
1871 }
1872
1873 #define WILDCHAR(x) (-(x))
1874
1875 static int re_fetch_char(const WCHAR** re)
1876 {
1877 switch (**re)
1878 {
1879 case '\\': (*re)++; return *(*re)++;
1880 case '*': case '[': case '?': case '+': case '#': case ']': return WILDCHAR(*(*re)++);
1881 default: return *(*re)++;
1882 }
1883 }
1884
1885 static inline int re_match_char(WCHAR ch1, WCHAR ch2, BOOL _case)
1886 {
1887 return _case ? ch1 - ch2 : toupperW(ch1) - toupperW(ch2);
1888 }
1889
1890 static const WCHAR* re_match_one(const WCHAR* string, const WCHAR* elt, BOOL _case)
1891 {
1892 int ch1, prev = 0;
1893 unsigned state = 0;
1894
1895 switch (ch1 = re_fetch_char(&elt))
1896 {
1897 default:
1898 return (ch1 >= 0 && re_match_char(*string, ch1, _case) == 0) ? ++string : NULL;
1899 case WILDCHAR('?'): return *string ? ++string : NULL;
1900 case WILDCHAR('*'): assert(0);
1901 case WILDCHAR('['): break;
1902 }
1903
1904 for (;;)
1905 {
1906 ch1 = re_fetch_char(&elt);
1907 if (ch1 == WILDCHAR(']')) return NULL;
1908 if (state == 1 && ch1 == '-') state = 2;
1909 else
1910 {
1911 if (re_match_char(*string, ch1, _case) == 0) return ++string;
1912 switch (state)
1913 {
1914 case 0:
1915 state = 1;
1916 prev = ch1;
1917 break;
1918 case 1:
1919 state = 0;
1920 break;
1921 case 2:
1922 if (prev >= 0 && ch1 >= 0 && re_match_char(prev, *string, _case) <= 0 &&
1923 re_match_char(*string, ch1, _case) <= 0)
1924 return ++string;
1925 state = 0;
1926 break;
1927 }
1928 }
1929 }
1930 }
1931
1932 /******************************************************************
1933 * re_match_multi
1934 *
1935 * match a substring of *pstring according to *pre regular expression
1936 * pstring and pre are only updated in case of successful match
1937 */
1938 static BOOL re_match_multi(const WCHAR** pstring, const WCHAR** pre, BOOL _case)
1939 {
1940 const WCHAR* re_end = *pre;
1941 const WCHAR* string_end = *pstring;
1942 const WCHAR* re_beg;
1943 const WCHAR* string_beg;
1944 const WCHAR* next;
1945 int ch;
1946
1947 while (*re_end && *string_end)
1948 {
1949 string_beg = string_end;
1950 re_beg = re_end;
1951 switch (ch = re_fetch_char(&re_end))
1952 {
1953 case WILDCHAR(']'): case WILDCHAR('+'): case WILDCHAR('#'): return FALSE;
1954 case WILDCHAR('*'):
1955 /* transform '*' into '?#' */
1956 {static const WCHAR qmW[] = {'?',0}; re_beg = qmW;}
1957 goto closure;
1958 case WILDCHAR('['):
1959 do
1960 {
1961 if (!(ch = re_fetch_char(&re_end))) return FALSE;
1962 } while (ch != WILDCHAR(']'));
1963 /* fall through */
1964 case WILDCHAR('?'):
1965 default:
1966 break;
1967 }
1968
1969 switch (*re_end)
1970 {
1971 case '+':
1972 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1973 string_beg++;
1974 /* fall through */
1975 case '#':
1976 re_end++;
1977 closure:
1978 while ((next = re_match_one(string_end, re_beg, _case))) string_end = next;
1979 for ( ; string_end >= string_beg; string_end--)
1980 {
1981 if (re_match_multi(&string_end, &re_end, _case)) goto found;
1982 }
1983 return FALSE;
1984 default:
1985 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1986 string_end = next;
1987 }
1988 re_beg = re_end;
1989 }
1990
1991 if (*re_end || *string_end) return FALSE;
1992
1993 found:
1994 *pre = re_end;
1995 *pstring = string_end;
1996 return TRUE;
1997 }
1998
1999 /******************************************************************
2000 * SymMatchStringA (DBGHELP.@)
2001 *
2002 */
2003 BOOL WINAPI SymMatchStringA(PCSTR string, PCSTR re, BOOL _case)
2004 {
2005 WCHAR* strW;
2006 WCHAR* reW;
2007 BOOL ret = FALSE;
2008 DWORD sz;
2009
2010 if (!string || !re)
2011 {
2012 SetLastError(ERROR_INVALID_HANDLE);
2013 return FALSE;
2014 }
2015 TRACE("%s %s %c\n", string, re, _case ? 'Y' : 'N');
2016
2017 sz = MultiByteToWideChar(CP_ACP, 0, string, -1, NULL, 0);
2018 if ((strW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2019 MultiByteToWideChar(CP_ACP, 0, string, -1, strW, sz);
2020 sz = MultiByteToWideChar(CP_ACP, 0, re, -1, NULL, 0);
2021 if ((reW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2022 MultiByteToWideChar(CP_ACP, 0, re, -1, reW, sz);
2023
2024 if (strW && reW)
2025 ret = SymMatchStringW(strW, reW, _case);
2026 HeapFree(GetProcessHeap(), 0, strW);
2027 HeapFree(GetProcessHeap(), 0, reW);
2028 return ret;
2029 }
2030
2031 /******************************************************************
2032 * SymMatchStringW (DBGHELP.@)
2033 *
2034 */
2035 BOOL WINAPI SymMatchStringW(PCWSTR string, PCWSTR re, BOOL _case)
2036 {
2037 TRACE("%s %s %c\n", debugstr_w(string), debugstr_w(re), _case ? 'Y' : 'N');
2038
2039 if (!string || !re)
2040 {
2041 SetLastError(ERROR_INVALID_HANDLE);
2042 return FALSE;
2043 }
2044 return re_match_multi(&string, &re, _case);
2045 }
2046
2047 static inline BOOL doSymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2048 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
2049 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
2050 PVOID UserContext, DWORD Options)
2051 {
2052 struct sym_enum se;
2053
2054 if (Options != SYMSEARCH_GLOBALSONLY)
2055 {
2056 FIXME("Unsupported searching with options (%x)\n", Options);
2057 SetLastError(ERROR_INVALID_PARAMETER);
2058 return FALSE;
2059 }
2060
2061 se.cb = EnumSymbolsCallback;
2062 se.user = UserContext;
2063 se.index = Index;
2064 se.tag = SymTag;
2065 se.addr = Address;
2066 se.sym_info = (PSYMBOL_INFO)se.buffer;
2067
2068 return sym_enum(hProcess, BaseOfDll, Mask, &se);
2069 }
2070
2071 /******************************************************************
2072 * SymSearch (DBGHELP.@)
2073 */
2074 BOOL WINAPI SymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2075 DWORD SymTag, PCSTR Mask, DWORD64 Address,
2076 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
2077 PVOID UserContext, DWORD Options)
2078 {
2079 LPWSTR maskW = NULL;
2080 BOOLEAN ret;
2081
2082 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2083 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, Mask,
2084 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2085 UserContext, Options);
2086
2087 if (Mask)
2088 {
2089 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
2090
2091 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2092 return FALSE;
2093 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
2094 }
2095 ret = doSymSearch(hProcess, BaseOfDll, Index, SymTag, maskW, Address,
2096 EnumSymbolsCallback, UserContext, Options);
2097 HeapFree(GetProcessHeap(), 0, maskW);
2098 return ret;
2099 }
2100
2101 /******************************************************************
2102 * SymSearchW (DBGHELP.@)
2103 */
2104 BOOL WINAPI SymSearchW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2105 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
2106 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
2107 PVOID UserContext, DWORD Options)
2108 {
2109 struct sym_enumW sew;
2110
2111 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2112 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, debugstr_w(Mask),
2113 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2114 UserContext, Options);
2115
2116 sew.ctx = UserContext;
2117 sew.cb = EnumSymbolsCallback;
2118 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
2119
2120 return doSymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address,
2121 sym_enumW, &sew, Options);
2122 }
2123
2124 /******************************************************************
2125 * SymAddSymbol (DBGHELP.@)
2126 *
2127 */
2128 BOOL WINAPI SymAddSymbol(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR name,
2129 DWORD64 addr, DWORD size, DWORD flags)
2130 {
2131 WCHAR nameW[MAX_SYM_NAME];
2132
2133 MultiByteToWideChar(CP_ACP, 0, name, -1, nameW, sizeof(nameW) / sizeof(WCHAR));
2134 return SymAddSymbolW(hProcess, BaseOfDll, nameW, addr, size, flags);
2135 }
2136
2137 /******************************************************************
2138 * SymAddSymbolW (DBGHELP.@)
2139 *
2140 */
2141 BOOL WINAPI SymAddSymbolW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR name,
2142 DWORD64 addr, DWORD size, DWORD flags)
2143 {
2144 struct module_pair pair;
2145
2146 TRACE("(%p %s %s %u)\n", hProcess, wine_dbgstr_w(name), wine_dbgstr_longlong(addr), size);
2147
2148 pair.pcs = process_find_by_handle(hProcess);
2149 if (!pair.pcs) return FALSE;
2150 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
2151 if (!module_get_debug(&pair)) return FALSE;
2152
2153 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2154 return FALSE;
2155 }
2156
2157 /******************************************************************
2158 * SymSetScopeFromAddr (DBGHELP.@)
2159 */
2160 BOOL WINAPI SymSetScopeFromAddr(HANDLE hProcess, ULONG64 addr)
2161 {
2162 struct process* pcs;
2163
2164 FIXME("(%p %s): stub\n", hProcess, wine_dbgstr_longlong(addr));
2165
2166 if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
2167 return TRUE;
2168 }
2169
2170 /******************************************************************
2171 * SymEnumLines (DBGHELP.@)
2172 *
2173 */
2174 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
2175 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
2176 {
2177 struct module_pair pair;
2178 struct hash_table_iter hti;
2179 struct symt_ht* sym;
2180 WCHAR* srcmask;
2181 struct line_info* dli;
2182 void* ptr;
2183 SRCCODEINFO sci;
2184 const char* file;
2185
2186 if (!cb) return FALSE;
2187 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
2188
2189 pair.pcs = process_find_by_handle(hProcess);
2190 if (!pair.pcs) return FALSE;
2191 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
2192 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
2193 if (!module_get_debug(&pair)) return FALSE;
2194 if (!(srcmask = file_regex(srcfile))) return FALSE;
2195
2196 sci.SizeOfStruct = sizeof(sci);
2197 sci.ModBase = base;
2198
2199 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
2200 while ((ptr = hash_table_iter_up(&hti)))
2201 {
2202 unsigned int i;
2203
2204 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
2205 if (sym->symt.tag != SymTagFunction) continue;
2206
2207 sci.FileName[0] = '\0';
2208 for (i=0; i<vector_length(&((struct symt_function*)sym)->vlines); i++)
2209 {
2210 dli = vector_at(&((struct symt_function*)sym)->vlines, i);
2211 if (dli->is_source_file)
2212 {
2213 file = source_get(pair.effective, dli->u.source_file);
2214 if (!file) sci.FileName[0] = '\0';
2215 else
2216 {
2217 DWORD sz = MultiByteToWideChar(CP_ACP, 0, file, -1, NULL, 0);
2218 WCHAR* fileW;
2219
2220 if ((fileW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2221 MultiByteToWideChar(CP_ACP, 0, file, -1, fileW, sz);
2222 if (SymMatchStringW(fileW, srcmask, FALSE))
2223 strcpy(sci.FileName, file);
2224 else
2225 sci.FileName[0] = '\0';
2226 HeapFree(GetProcessHeap(), 0, fileW);
2227 }
2228 }
2229 else if (sci.FileName[0])
2230 {
2231 sci.Key = dli;
2232 sci.Obj[0] = '\0'; /* FIXME */
2233 sci.LineNumber = dli->line_number;
2234 sci.Address = dli->u.pc_offset;
2235 if (!cb(&sci, user)) break;
2236 }
2237 }
2238 }
2239 HeapFree(GetProcessHeap(), 0, srcmask);
2240 return TRUE;
2241 }
2242
2243 BOOL WINAPI SymGetLineFromName(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2244 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINE Line)
2245 {
2246 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2247 dwLineNumber, plDisplacement, Line);
2248 return FALSE;
2249 }
2250
2251 BOOL WINAPI SymGetLineFromName64(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2252 DWORD dwLineNumber, PLONG lpDisplacement, PIMAGEHLP_LINE64 Line)
2253 {
2254 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2255 dwLineNumber, lpDisplacement, Line);
2256 return FALSE;
2257 }
2258
2259 BOOL WINAPI SymGetLineFromNameW64(HANDLE hProcess, PCWSTR ModuleName, PCWSTR FileName,
2260 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINEW64 Line)
2261 {
2262 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, debugstr_w(ModuleName), debugstr_w(FileName),
2263 dwLineNumber, plDisplacement, Line);
2264 return FALSE;
2265 }
2266
2267 /******************************************************************
2268 * SymFromIndex (DBGHELP.@)
2269 *
2270 */
2271 BOOL WINAPI SymFromIndex(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFO symbol)
2272 {
2273 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2274 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2275
2276 return FALSE;
2277 }
2278
2279 /******************************************************************
2280 * SymFromIndexW (DBGHELP.@)
2281 *
2282 */
2283 BOOL WINAPI SymFromIndexW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFOW symbol)
2284 {
2285 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2286 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2287
2288 return FALSE;
2289 }
2290
2291 /******************************************************************
2292 * SymSetHomeDirectory (DBGHELP.@)
2293 *
2294 */
2295 PCHAR WINAPI SymSetHomeDirectory(HANDLE hProcess, PCSTR dir)
2296 {
2297 FIXME("(%p, %s): stub\n", hProcess, dir);
2298
2299 return NULL;
2300 }
2301
2302 /******************************************************************
2303 * SymSetHomeDirectoryW (DBGHELP.@)
2304 *
2305 */
2306 PWSTR WINAPI SymSetHomeDirectoryW(HANDLE hProcess, PCWSTR dir)
2307 {
2308 FIXME("(%p, %s): stub\n", hProcess, debugstr_w(dir));
2309
2310 return NULL;
2311 }
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