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Sync with trunk r63935.
[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 #include "dbghelp_private.h"
23
24 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
25 WINE_DECLARE_DEBUG_CHANNEL(dbghelp_symt);
26
27 static const WCHAR starW[] = {'*','\0'};
28
29 static inline int cmp_addr(ULONG64 a1, ULONG64 a2)
30 {
31 if (a1 > a2) return 1;
32 if (a1 < a2) return -1;
33 return 0;
34 }
35
36 static inline int cmp_sorttab_addr(struct module* module, int idx, ULONG64 addr)
37 {
38 ULONG64 ref;
39 symt_get_address(&module->addr_sorttab[idx]->symt, &ref);
40 return cmp_addr(ref, addr);
41 }
42
43 int symt_cmp_addr(const void* p1, const void* p2)
44 {
45 const struct symt* sym1 = *(const struct symt* const *)p1;
46 const struct symt* sym2 = *(const struct symt* const *)p2;
47 ULONG64 a1, a2;
48
49 symt_get_address(sym1, &a1);
50 symt_get_address(sym2, &a2);
51 return cmp_addr(a1, a2);
52 }
53
54 DWORD symt_ptr2index(struct module* module, const struct symt* sym)
55 {
56 #ifdef __x86_64__
57 const struct symt** c;
58 int len = vector_length(&module->vsymt);
59 struct hash_table_iter hti;
60 void *ptr;
61 struct symt_idx_to_ptr *idx_to_ptr;
62 /* place enough storage on the stack to represent a pointer in %p form */
63 char ptrbuf[3 + (sizeof(void *) * 2)];
64
65 /* make a string representation of the pointer to use as a hash key */
66 sprintf(ptrbuf, "%p", sym);
67 hash_table_iter_init(&module->ht_symaddr, &hti, ptrbuf);
68
69 /* try to find the pointer in our ht */
70 while ((ptr = hash_table_iter_up(&hti))) {
71 idx_to_ptr = GET_ENTRY(ptr, struct symt_idx_to_ptr, hash_elt);
72 if (idx_to_ptr->sym == sym)
73 return idx_to_ptr->idx;
74 }
75
76 /* not found */
77 /* add the symbol to our symbol vector */
78 c = vector_add(&module->vsymt, &module->pool);
79
80 /* add an idx to ptr mapping so we can find it again by address */
81 if ((idx_to_ptr = pool_alloc(&module->pool, sizeof(*idx_to_ptr))))
82 {
83 idx_to_ptr->hash_elt.name = pool_strdup(&module->pool, ptrbuf);
84 idx_to_ptr->sym = sym;
85 idx_to_ptr->idx = len + 1;
86 hash_table_add(&module->ht_symaddr, &idx_to_ptr->hash_elt);
87 }
88
89 if (c) *c = sym;
90 return len + 1;
91 #else
92 return (DWORD)sym;
93 #endif
94 }
95
96 struct symt* symt_index2ptr(struct module* module, DWORD id)
97 {
98 #ifdef __x86_64__
99 if (!id-- || id >= vector_length(&module->vsymt)) return NULL;
100 return *(struct symt**)vector_at(&module->vsymt, id);
101 #else
102 return (struct symt*)id;
103 #endif
104 }
105
106 static BOOL symt_grow_sorttab(struct module* module, unsigned sz)
107 {
108 struct symt_ht** new;
109 unsigned int size;
110
111 if (sz <= module->sorttab_size) return TRUE;
112 if (module->addr_sorttab)
113 {
114 size = module->sorttab_size * 2;
115 new = HeapReAlloc(GetProcessHeap(), 0, module->addr_sorttab,
116 size * sizeof(struct symt_ht*));
117 }
118 else
119 {
120 size = 64;
121 new = HeapAlloc(GetProcessHeap(), 0, size * sizeof(struct symt_ht*));
122 }
123 if (!new) return FALSE;
124 module->sorttab_size = size;
125 module->addr_sorttab = new;
126 return TRUE;
127 }
128
129 static void symt_add_module_ht(struct module* module, struct symt_ht* ht)
130 {
131 ULONG64 addr;
132
133 hash_table_add(&module->ht_symbols, &ht->hash_elt);
134 /* Don't store in sorttab a symbol without address, they are of
135 * no use here (e.g. constant values)
136 */
137 if (symt_get_address(&ht->symt, &addr) &&
138 symt_grow_sorttab(module, module->num_symbols + 1))
139 {
140 module->addr_sorttab[module->num_symbols++] = ht;
141 module->sortlist_valid = FALSE;
142 }
143 }
144
145 static WCHAR* file_regex(const char* srcfile)
146 {
147 WCHAR* mask;
148 WCHAR* p;
149
150 if (!srcfile || !*srcfile)
151 {
152 if (!(p = mask = HeapAlloc(GetProcessHeap(), 0, 3 * sizeof(WCHAR)))) return NULL;
153 *p++ = '?';
154 *p++ = '#';
155 }
156 else
157 {
158 DWORD sz = MultiByteToWideChar(CP_ACP, 0, srcfile, -1, NULL, 0);
159 WCHAR* srcfileW;
160
161 /* FIXME: we use here the largest conversion for every char... could be optimized */
162 p = mask = HeapAlloc(GetProcessHeap(), 0, (5 * strlen(srcfile) + 1 + sz) * sizeof(WCHAR));
163 if (!mask) return NULL;
164 srcfileW = mask + 5 * strlen(srcfile) + 1;
165 MultiByteToWideChar(CP_ACP, 0, srcfile, -1, srcfileW, sz);
166
167 while (*srcfileW)
168 {
169 switch (*srcfileW)
170 {
171 case '\\':
172 case '/':
173 *p++ = '[';
174 *p++ = '\\';
175 *p++ = '\\';
176 *p++ = '/';
177 *p++ = ']';
178 break;
179 case '.':
180 *p++ = '?';
181 break;
182 default:
183 *p++ = *srcfileW;
184 break;
185 }
186 srcfileW++;
187 }
188 }
189 *p = 0;
190 return mask;
191 }
192
193 struct symt_compiland* symt_new_compiland(struct module* module,
194 unsigned long address, unsigned src_idx)
195 {
196 struct symt_compiland* sym;
197
198 TRACE_(dbghelp_symt)("Adding compiland symbol %s:%s\n",
199 debugstr_w(module->module.ModuleName), source_get(module, src_idx));
200 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
201 {
202 sym->symt.tag = SymTagCompiland;
203 sym->address = address;
204 sym->source = src_idx;
205 vector_init(&sym->vchildren, sizeof(struct symt*), 32);
206 }
207 return sym;
208 }
209
210 struct symt_public* symt_new_public(struct module* module,
211 struct symt_compiland* compiland,
212 const char* name,
213 unsigned long address, unsigned size)
214 {
215 struct symt_public* sym;
216 struct symt** p;
217
218 TRACE_(dbghelp_symt)("Adding public symbol %s:%s @%lx\n",
219 debugstr_w(module->module.ModuleName), name, address);
220 if ((dbghelp_options & SYMOPT_AUTO_PUBLICS) &&
221 symt_find_nearest(module, address) != NULL)
222 return NULL;
223 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
224 {
225 sym->symt.tag = SymTagPublicSymbol;
226 sym->hash_elt.name = pool_strdup(&module->pool, name);
227 sym->container = compiland ? &compiland->symt : NULL;
228 sym->address = address;
229 sym->size = size;
230 symt_add_module_ht(module, (struct symt_ht*)sym);
231 if (compiland)
232 {
233 p = vector_add(&compiland->vchildren, &module->pool);
234 *p = &sym->symt;
235 }
236 }
237 return sym;
238 }
239
240 struct symt_data* symt_new_global_variable(struct module* module,
241 struct symt_compiland* compiland,
242 const char* name, unsigned is_static,
243 struct location loc, unsigned long size,
244 struct symt* type)
245 {
246 struct symt_data* sym;
247 struct symt** p;
248 DWORD64 tsz;
249
250 TRACE_(dbghelp_symt)("Adding global symbol %s:%s %d@%lx %p\n",
251 debugstr_w(module->module.ModuleName), name, loc.kind, loc.offset, type);
252 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
253 {
254 sym->symt.tag = SymTagData;
255 sym->hash_elt.name = pool_strdup(&module->pool, name);
256 sym->kind = is_static ? DataIsFileStatic : DataIsGlobal;
257 sym->container = compiland ? &compiland->symt : NULL;
258 sym->type = type;
259 sym->u.var = loc;
260 if (type && size && symt_get_info(module, type, TI_GET_LENGTH, &tsz))
261 {
262 if (tsz != size)
263 FIXME("Size mismatch for %s.%s between type (%s) and src (%lu)\n",
264 debugstr_w(module->module.ModuleName), name,
265 wine_dbgstr_longlong(tsz), size);
266 }
267 symt_add_module_ht(module, (struct symt_ht*)sym);
268 if (compiland)
269 {
270 p = vector_add(&compiland->vchildren, &module->pool);
271 *p = &sym->symt;
272 }
273 }
274 return sym;
275 }
276
277 struct symt_function* symt_new_function(struct module* module,
278 struct symt_compiland* compiland,
279 const char* name,
280 unsigned long addr, unsigned long size,
281 struct symt* sig_type)
282 {
283 struct symt_function* sym;
284 struct symt** p;
285
286 TRACE_(dbghelp_symt)("Adding global function %s:%s @%lx-%lx\n",
287 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
288
289 assert(!sig_type || sig_type->tag == SymTagFunctionType);
290 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
291 {
292 sym->symt.tag = SymTagFunction;
293 sym->hash_elt.name = pool_strdup(&module->pool, name);
294 sym->container = &compiland->symt;
295 sym->address = addr;
296 sym->type = sig_type;
297 sym->size = size;
298 vector_init(&sym->vlines, sizeof(struct line_info), 64);
299 vector_init(&sym->vchildren, sizeof(struct symt*), 8);
300 symt_add_module_ht(module, (struct symt_ht*)sym);
301 if (compiland)
302 {
303 p = vector_add(&compiland->vchildren, &module->pool);
304 *p = &sym->symt;
305 }
306 }
307 return sym;
308 }
309
310 void symt_add_func_line(struct module* module, struct symt_function* func,
311 unsigned source_idx, int line_num, unsigned long offset)
312 {
313 struct line_info* dli;
314 BOOL last_matches = FALSE;
315 int i;
316
317 if (func == NULL || !(dbghelp_options & SYMOPT_LOAD_LINES)) return;
318
319 TRACE_(dbghelp_symt)("(%p)%s:%lx %s:%u\n",
320 func, func->hash_elt.name, offset,
321 source_get(module, source_idx), line_num);
322
323 assert(func->symt.tag == SymTagFunction);
324
325 for (i=vector_length(&func->vlines)-1; i>=0; i--)
326 {
327 dli = vector_at(&func->vlines, i);
328 if (dli->is_source_file)
329 {
330 last_matches = (source_idx == dli->u.source_file);
331 break;
332 }
333 }
334
335 if (!last_matches)
336 {
337 /* we shouldn't have line changes on first line of function */
338 dli = vector_add(&func->vlines, &module->pool);
339 dli->is_source_file = 1;
340 dli->is_first = dli->is_last = 0;
341 dli->line_number = 0;
342 dli->u.source_file = source_idx;
343 }
344 dli = vector_add(&func->vlines, &module->pool);
345 dli->is_source_file = 0;
346 dli->is_first = dli->is_last = 0;
347 dli->line_number = line_num;
348 dli->u.pc_offset = func->address + offset;
349 }
350
351 /******************************************************************
352 * symt_add_func_local
353 *
354 * Adds a new local/parameter to a given function:
355 * In any cases, dt tells whether it's a local variable or a parameter
356 * If regno it's not 0:
357 * - then variable is stored in a register
358 * - otherwise, value is referenced by register + offset
359 * Otherwise, the variable is stored on the stack:
360 * - offset is then the offset from the frame register
361 */
362 struct symt_data* symt_add_func_local(struct module* module,
363 struct symt_function* func,
364 enum DataKind dt,
365 const struct location* loc,
366 struct symt_block* block,
367 struct symt* type, const char* name)
368 {
369 struct symt_data* locsym;
370 struct symt** p;
371
372 TRACE_(dbghelp_symt)("Adding local symbol (%s:%s): %s %p\n",
373 debugstr_w(module->module.ModuleName), func->hash_elt.name,
374 name, type);
375
376 assert(func);
377 assert(func->symt.tag == SymTagFunction);
378 assert(dt == DataIsParam || dt == DataIsLocal);
379
380 locsym = pool_alloc(&module->pool, sizeof(*locsym));
381 locsym->symt.tag = SymTagData;
382 locsym->hash_elt.name = pool_strdup(&module->pool, name);
383 locsym->hash_elt.next = NULL;
384 locsym->kind = dt;
385 locsym->container = block ? &block->symt : &func->symt;
386 locsym->type = type;
387 locsym->u.var = *loc;
388 if (block)
389 p = vector_add(&block->vchildren, &module->pool);
390 else
391 p = vector_add(&func->vchildren, &module->pool);
392 *p = &locsym->symt;
393 return locsym;
394 }
395
396
397 struct symt_block* symt_open_func_block(struct module* module,
398 struct symt_function* func,
399 struct symt_block* parent_block,
400 unsigned pc, unsigned len)
401 {
402 struct symt_block* block;
403 struct symt** p;
404
405 assert(func);
406 assert(func->symt.tag == SymTagFunction);
407
408 assert(!parent_block || parent_block->symt.tag == SymTagBlock);
409 block = pool_alloc(&module->pool, sizeof(*block));
410 block->symt.tag = SymTagBlock;
411 block->address = func->address + pc;
412 block->size = len;
413 block->container = parent_block ? &parent_block->symt : &func->symt;
414 vector_init(&block->vchildren, sizeof(struct symt*), 4);
415 if (parent_block)
416 p = vector_add(&parent_block->vchildren, &module->pool);
417 else
418 p = vector_add(&func->vchildren, &module->pool);
419 *p = &block->symt;
420
421 return block;
422 }
423
424 struct symt_block* symt_close_func_block(struct module* module,
425 const struct symt_function* func,
426 struct symt_block* block, unsigned pc)
427 {
428 assert(func);
429 assert(func->symt.tag == SymTagFunction);
430
431 if (pc) block->size = func->address + pc - block->address;
432 return (block->container->tag == SymTagBlock) ?
433 GET_ENTRY(block->container, struct symt_block, symt) : NULL;
434 }
435
436 struct symt_hierarchy_point* symt_add_function_point(struct module* module,
437 struct symt_function* func,
438 enum SymTagEnum point,
439 const struct location* loc,
440 const char* name)
441 {
442 struct symt_hierarchy_point*sym;
443 struct symt** p;
444
445 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
446 {
447 sym->symt.tag = point;
448 sym->parent = &func->symt;
449 sym->loc = *loc;
450 sym->hash_elt.name = name ? pool_strdup(&module->pool, name) : NULL;
451 p = vector_add(&func->vchildren, &module->pool);
452 *p = &sym->symt;
453 }
454 return sym;
455 }
456
457 BOOL symt_normalize_function(struct module* module, const struct symt_function* func)
458 {
459 unsigned len;
460 struct line_info* dli;
461
462 assert(func);
463 /* We aren't adding any more locals or line numbers to this function.
464 * Free any spare memory that we might have allocated.
465 */
466 assert(func->symt.tag == SymTagFunction);
467
468 /* EPP vector_pool_normalize(&func->vlines, &module->pool); */
469 /* EPP vector_pool_normalize(&func->vchildren, &module->pool); */
470
471 len = vector_length(&func->vlines);
472 if (len--)
473 {
474 dli = vector_at(&func->vlines, 0); dli->is_first = 1;
475 dli = vector_at(&func->vlines, len); dli->is_last = 1;
476 }
477 return TRUE;
478 }
479
480 struct symt_thunk* symt_new_thunk(struct module* module,
481 struct symt_compiland* compiland,
482 const char* name, THUNK_ORDINAL ord,
483 unsigned long addr, unsigned long size)
484 {
485 struct symt_thunk* sym;
486
487 TRACE_(dbghelp_symt)("Adding global thunk %s:%s @%lx-%lx\n",
488 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
489
490 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
491 {
492 sym->symt.tag = SymTagThunk;
493 sym->hash_elt.name = pool_strdup(&module->pool, name);
494 sym->container = &compiland->symt;
495 sym->address = addr;
496 sym->size = size;
497 sym->ordinal = ord;
498 symt_add_module_ht(module, (struct symt_ht*)sym);
499 if (compiland)
500 {
501 struct symt** p;
502 p = vector_add(&compiland->vchildren, &module->pool);
503 *p = &sym->symt;
504 }
505 }
506 return sym;
507 }
508
509 struct symt_data* symt_new_constant(struct module* module,
510 struct symt_compiland* compiland,
511 const char* name, struct symt* type,
512 const VARIANT* v)
513 {
514 struct symt_data* sym;
515
516 TRACE_(dbghelp_symt)("Adding constant value %s:%s\n",
517 debugstr_w(module->module.ModuleName), name);
518
519 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
520 {
521 sym->symt.tag = SymTagData;
522 sym->hash_elt.name = pool_strdup(&module->pool, name);
523 sym->kind = DataIsConstant;
524 sym->container = compiland ? &compiland->symt : NULL;
525 sym->type = type;
526 sym->u.value = *v;
527 symt_add_module_ht(module, (struct symt_ht*)sym);
528 if (compiland)
529 {
530 struct symt** p;
531 p = vector_add(&compiland->vchildren, &module->pool);
532 *p = &sym->symt;
533 }
534 }
535 return sym;
536 }
537
538 struct symt_hierarchy_point* symt_new_label(struct module* module,
539 struct symt_compiland* compiland,
540 const char* name, unsigned long address)
541 {
542 struct symt_hierarchy_point* sym;
543
544 TRACE_(dbghelp_symt)("Adding global label value %s:%s\n",
545 debugstr_w(module->module.ModuleName), name);
546
547 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
548 {
549 sym->symt.tag = SymTagLabel;
550 sym->hash_elt.name = pool_strdup(&module->pool, name);
551 sym->loc.kind = loc_absolute;
552 sym->loc.offset = address;
553 sym->parent = compiland ? &compiland->symt : NULL;
554 symt_add_module_ht(module, (struct symt_ht*)sym);
555 if (compiland)
556 {
557 struct symt** p;
558 p = vector_add(&compiland->vchildren, &module->pool);
559 *p = &sym->symt;
560 }
561 }
562 return sym;
563 }
564
565 /* expect sym_info->MaxNameLen to be set before being called */
566 static void symt_fill_sym_info(struct module_pair* pair,
567 const struct symt_function* func,
568 const struct symt* sym, SYMBOL_INFO* sym_info)
569 {
570 const char* name;
571 DWORD64 size;
572
573 if (!symt_get_info(pair->effective, sym, TI_GET_TYPE, &sym_info->TypeIndex))
574 sym_info->TypeIndex = 0;
575 sym_info->info = symt_ptr2index(pair->effective, sym);
576 sym_info->Reserved[0] = sym_info->Reserved[1] = 0;
577 if (!symt_get_info(pair->effective, sym, TI_GET_LENGTH, &size) &&
578 (!sym_info->TypeIndex ||
579 !symt_get_info(pair->effective, symt_index2ptr(pair->effective, sym_info->TypeIndex),
580 TI_GET_LENGTH, &size)))
581 size = 0;
582 sym_info->Size = (DWORD)size;
583 sym_info->ModBase = pair->requested->module.BaseOfImage;
584 sym_info->Flags = 0;
585 sym_info->Value = 0;
586
587 switch (sym->tag)
588 {
589 case SymTagData:
590 {
591 const struct symt_data* data = (const struct symt_data*)sym;
592 switch (data->kind)
593 {
594 case DataIsParam:
595 sym_info->Flags |= SYMFLAG_PARAMETER;
596 /* fall through */
597 case DataIsLocal:
598 sym_info->Flags |= SYMFLAG_LOCAL;
599 {
600 struct location loc = data->u.var;
601
602 if (loc.kind >= loc_user)
603 {
604 unsigned i;
605 struct module_format* modfmt;
606
607 for (i = 0; i < DFI_LAST; i++)
608 {
609 modfmt = pair->effective->format_info[i];
610 if (modfmt && modfmt->loc_compute)
611 {
612 modfmt->loc_compute(pair->pcs, modfmt, func, &loc);
613 break;
614 }
615 }
616 }
617 switch (loc.kind)
618 {
619 case loc_error:
620 /* for now we report error cases as a negative register number */
621 /* fall through */
622 case loc_register:
623 sym_info->Flags |= SYMFLAG_REGISTER;
624 sym_info->Register = loc.reg;
625 sym_info->Address = 0;
626 break;
627 case loc_regrel:
628 sym_info->Flags |= SYMFLAG_REGREL;
629 sym_info->Register = loc.reg;
630 if (loc.reg == CV_REG_NONE || (int)loc.reg < 0 /* error */)
631 FIXME("suspicious register value %x\n", loc.reg);
632 sym_info->Address = loc.offset;
633 break;
634 case loc_absolute:
635 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
636 sym_info->Value = loc.offset;
637 break;
638 default:
639 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", loc.kind);
640 assert(0);
641 }
642 }
643 break;
644 case DataIsGlobal:
645 case DataIsFileStatic:
646 switch (data->u.var.kind)
647 {
648 case loc_tlsrel:
649 sym_info->Flags |= SYMFLAG_TLSREL;
650 /* fall through */
651 case loc_absolute:
652 symt_get_address(sym, &sym_info->Address);
653 sym_info->Register = 0;
654 break;
655 default:
656 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", data->u.var.kind);
657 assert(0);
658 }
659 break;
660 case DataIsConstant:
661 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
662 switch (data->u.value.n1.n2.vt)
663 {
664 case VT_I4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.lVal; break;
665 case VT_I2: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.iVal; break;
666 case VT_I1: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.cVal; break;
667 case VT_UI4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.ulVal; break;
668 case VT_UI2: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.uiVal; break;
669 case VT_UI1: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.bVal; break;
670 case VT_I1 | VT_BYREF: sym_info->Value = (ULONG64)(DWORD_PTR)data->u.value.n1.n2.n3.byref; break;
671 case VT_EMPTY: sym_info->Value = 0; break;
672 default:
673 FIXME("Unsupported variant type (%u)\n", data->u.value.n1.n2.vt);
674 sym_info->Value = 0;
675 break;
676 }
677 break;
678 default:
679 FIXME("Unhandled kind (%u) in sym data\n", data->kind);
680 }
681 }
682 break;
683 case SymTagPublicSymbol:
684 sym_info->Flags |= SYMFLAG_EXPORT;
685 symt_get_address(sym, &sym_info->Address);
686 break;
687 case SymTagFunction:
688 sym_info->Flags |= SYMFLAG_FUNCTION;
689 symt_get_address(sym, &sym_info->Address);
690 break;
691 case SymTagThunk:
692 sym_info->Flags |= SYMFLAG_THUNK;
693 symt_get_address(sym, &sym_info->Address);
694 break;
695 default:
696 symt_get_address(sym, &sym_info->Address);
697 sym_info->Register = 0;
698 break;
699 }
700 sym_info->Scope = 0; /* FIXME */
701 sym_info->Tag = sym->tag;
702 name = symt_get_name(sym);
703 if (sym_info->MaxNameLen)
704 {
705 if (sym->tag != SymTagPublicSymbol || !(dbghelp_options & SYMOPT_UNDNAME) ||
706 ((sym_info->NameLen = UnDecorateSymbolName(name, sym_info->Name,
707 sym_info->MaxNameLen, UNDNAME_NAME_ONLY)) == 0))
708 {
709 sym_info->NameLen = min(strlen(name), sym_info->MaxNameLen - 1);
710 memcpy(sym_info->Name, name, sym_info->NameLen);
711 sym_info->Name[sym_info->NameLen] = '\0';
712 }
713 }
714 TRACE_(dbghelp_symt)("%p => %s %u %s\n",
715 sym, sym_info->Name, sym_info->Size,
716 wine_dbgstr_longlong(sym_info->Address));
717 }
718
719 struct sym_enum
720 {
721 PSYM_ENUMERATESYMBOLS_CALLBACK cb;
722 PVOID user;
723 SYMBOL_INFO* sym_info;
724 DWORD index;
725 DWORD tag;
726 DWORD64 addr;
727 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
728 };
729
730 static BOOL send_symbol(const struct sym_enum* se, struct module_pair* pair,
731 const struct symt_function* func, const struct symt* sym)
732 {
733 symt_fill_sym_info(pair, func, sym, se->sym_info);
734 if (se->index && se->sym_info->info != se->index) return FALSE;
735 if (se->tag && se->sym_info->Tag != se->tag) return FALSE;
736 if (se->addr && !(se->addr >= se->sym_info->Address && se->addr < se->sym_info->Address + se->sym_info->Size)) return FALSE;
737 return !se->cb(se->sym_info, se->sym_info->Size, se->user);
738 }
739
740 static BOOL symt_enum_module(struct module_pair* pair, const WCHAR* match,
741 const struct sym_enum* se)
742 {
743 void* ptr;
744 struct symt_ht* sym = NULL;
745 struct hash_table_iter hti;
746 WCHAR* nameW;
747 BOOL ret;
748
749 hash_table_iter_init(&pair->effective->ht_symbols, &hti, NULL);
750 while ((ptr = hash_table_iter_up(&hti)))
751 {
752 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
753 nameW = symt_get_nameW(&sym->symt);
754 ret = SymMatchStringW(nameW, match, FALSE);
755 HeapFree(GetProcessHeap(), 0, nameW);
756 if (ret)
757 {
758 se->sym_info->SizeOfStruct = sizeof(SYMBOL_INFO);
759 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
760 if (send_symbol(se, pair, NULL, &sym->symt)) return TRUE;
761 }
762 }
763 return FALSE;
764 }
765
766 static inline unsigned where_to_insert(struct module* module, unsigned high, const struct symt_ht* elt)
767 {
768 unsigned low = 0, mid = high / 2;
769 ULONG64 addr;
770
771 if (!high) return 0;
772 symt_get_address(&elt->symt, &addr);
773 do
774 {
775 switch (cmp_sorttab_addr(module, mid, addr))
776 {
777 case 0: return mid;
778 case -1: low = mid + 1; break;
779 case 1: high = mid; break;
780 }
781 mid = low + (high - low) / 2;
782 } while (low < high);
783 return mid;
784 }
785
786 /***********************************************************************
787 * resort_symbols
788 *
789 * Rebuild sorted list of symbols for a module.
790 */
791 static BOOL resort_symbols(struct module* module)
792 {
793 int delta;
794
795 if (!(module->module.NumSyms = module->num_symbols))
796 return FALSE;
797
798 /* we know that set from 0 up to num_sorttab is already sorted
799 * so sort the remaining (new) symbols, and merge the two sets
800 * (unless the first set is empty)
801 */
802 delta = module->num_symbols - module->num_sorttab;
803 qsort(&module->addr_sorttab[module->num_sorttab], delta, sizeof(struct symt_ht*), symt_cmp_addr);
804 if (module->num_sorttab)
805 {
806 int i, ins_idx = module->num_sorttab, prev_ins_idx;
807 static struct symt_ht** tmp;
808 static unsigned num_tmp;
809
810 if (num_tmp < delta)
811 {
812 static struct symt_ht** new;
813 if (tmp)
814 new = HeapReAlloc(GetProcessHeap(), 0, tmp, delta * sizeof(struct symt_ht*));
815 else
816 new = HeapAlloc(GetProcessHeap(), 0, delta * sizeof(struct symt_ht*));
817 if (!new)
818 {
819 module->num_sorttab = 0;
820 return resort_symbols(module);
821 }
822 tmp = new;
823 num_tmp = delta;
824 }
825 memcpy(tmp, &module->addr_sorttab[module->num_sorttab], delta * sizeof(struct symt_ht*));
826 qsort(tmp, delta, sizeof(struct symt_ht*), symt_cmp_addr);
827
828 for (i = delta - 1; i >= 0; i--)
829 {
830 prev_ins_idx = ins_idx;
831 ins_idx = where_to_insert(module, ins_idx, tmp[i]);
832 memmove(&module->addr_sorttab[ins_idx + i + 1],
833 &module->addr_sorttab[ins_idx],
834 (prev_ins_idx - ins_idx) * sizeof(struct symt_ht*));
835 module->addr_sorttab[ins_idx + i] = tmp[i];
836 }
837 }
838 module->num_sorttab = module->num_symbols;
839 return module->sortlist_valid = TRUE;
840 }
841
842 static void symt_get_length(struct module* module, const struct symt* symt, ULONG64* size)
843 {
844 DWORD type_index;
845
846 if (symt_get_info(module, symt, TI_GET_LENGTH, size) && *size)
847 return;
848
849 if (symt_get_info(module, symt, TI_GET_TYPE, &type_index) &&
850 symt_get_info(module, symt_index2ptr(module, type_index), TI_GET_LENGTH, size)) return;
851 *size = 0x1000; /* arbitrary value */
852 }
853
854 /* assume addr is in module */
855 struct symt_ht* symt_find_nearest(struct module* module, DWORD_PTR addr)
856 {
857 int mid, high, low;
858 ULONG64 ref_addr, ref_size;
859
860 if (!module->sortlist_valid || !module->addr_sorttab)
861 {
862 if (!resort_symbols(module)) return NULL;
863 }
864
865 /*
866 * Binary search to find closest symbol.
867 */
868 low = 0;
869 high = module->num_sorttab;
870
871 symt_get_address(&module->addr_sorttab[0]->symt, &ref_addr);
872 if (addr < ref_addr) return NULL;
873 if (high)
874 {
875 symt_get_address(&module->addr_sorttab[high - 1]->symt, &ref_addr);
876 symt_get_length(module, &module->addr_sorttab[high - 1]->symt, &ref_size);
877 if (addr >= ref_addr + ref_size) return NULL;
878 }
879
880 while (high > low + 1)
881 {
882 mid = (high + low) / 2;
883 if (cmp_sorttab_addr(module, mid, addr) < 0)
884 low = mid;
885 else
886 high = mid;
887 }
888 if (low != high && high != module->num_sorttab &&
889 cmp_sorttab_addr(module, high, addr) <= 0)
890 low = high;
891
892 /* If found symbol is a public symbol, check if there are any other entries that
893 * might also have the same address, but would get better information
894 */
895 if (module->addr_sorttab[low]->symt.tag == SymTagPublicSymbol)
896 {
897 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
898 if (low > 0 &&
899 module->addr_sorttab[low - 1]->symt.tag != SymTagPublicSymbol &&
900 !cmp_sorttab_addr(module, low - 1, ref_addr))
901 low--;
902 else if (low < module->num_sorttab - 1 &&
903 module->addr_sorttab[low + 1]->symt.tag != SymTagPublicSymbol &&
904 !cmp_sorttab_addr(module, low + 1, ref_addr))
905 low++;
906 }
907 /* finally check that we fit into the found symbol */
908 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
909 if (addr < ref_addr) return NULL;
910 symt_get_length(module, &module->addr_sorttab[low]->symt, &ref_size);
911 if (addr >= ref_addr + ref_size) return NULL;
912
913 return module->addr_sorttab[low];
914 }
915
916 static BOOL symt_enum_locals_helper(struct module_pair* pair,
917 const WCHAR* match, const struct sym_enum* se,
918 struct symt_function* func, const struct vector* v)
919 {
920 struct symt* lsym = NULL;
921 DWORD pc = pair->pcs->ctx_frame.InstructionOffset;
922 unsigned int i;
923 WCHAR* nameW;
924 BOOL ret;
925
926 for (i=0; i<vector_length(v); i++)
927 {
928 lsym = *(struct symt**)vector_at(v, i);
929 switch (lsym->tag)
930 {
931 case SymTagBlock:
932 {
933 struct symt_block* block = (struct symt_block*)lsym;
934 if (pc < block->address || block->address + block->size <= pc)
935 continue;
936 if (!symt_enum_locals_helper(pair, match, se, func, &block->vchildren))
937 return FALSE;
938 }
939 break;
940 case SymTagData:
941 nameW = symt_get_nameW(lsym);
942 ret = SymMatchStringW(nameW, match,
943 !(dbghelp_options & SYMOPT_CASE_INSENSITIVE));
944 HeapFree(GetProcessHeap(), 0, nameW);
945 if (ret)
946 {
947 if (send_symbol(se, pair, func, lsym)) return FALSE;
948 }
949 break;
950 case SymTagLabel:
951 case SymTagFuncDebugStart:
952 case SymTagFuncDebugEnd:
953 case SymTagCustom:
954 break;
955 default:
956 FIXME("Unknown type: %u (%x)\n", lsym->tag, lsym->tag);
957 assert(0);
958 }
959 }
960 return TRUE;
961 }
962
963 static BOOL symt_enum_locals(struct process* pcs, const WCHAR* mask,
964 const struct sym_enum* se)
965 {
966 struct module_pair pair;
967 struct symt_ht* sym;
968 DWORD_PTR pc = pcs->ctx_frame.InstructionOffset;
969
970 se->sym_info->SizeOfStruct = sizeof(*se->sym_info);
971 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
972
973 pair.pcs = pcs;
974 pair.requested = module_find_by_addr(pair.pcs, pc, DMT_UNKNOWN);
975 if (!module_get_debug(&pair)) return FALSE;
976 if ((sym = symt_find_nearest(pair.effective, pc)) == NULL) return FALSE;
977
978 if (sym->symt.tag == SymTagFunction)
979 {
980 return symt_enum_locals_helper(&pair, mask ? mask : starW, se, (struct symt_function*)sym,
981 &((struct symt_function*)sym)->vchildren);
982 }
983 return FALSE;
984 }
985
986 /******************************************************************
987 * copy_symbolW
988 *
989 * Helper for transforming an ANSI symbol info into a UNICODE one.
990 * Assume that MaxNameLen is the same for both version (A & W).
991 */
992 void copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si)
993 {
994 siw->SizeOfStruct = si->SizeOfStruct;
995 siw->TypeIndex = si->TypeIndex;
996 siw->Reserved[0] = si->Reserved[0];
997 siw->Reserved[1] = si->Reserved[1];
998 siw->Index = si->info; /* FIXME: see dbghelp.h */
999 siw->Size = si->Size;
1000 siw->ModBase = si->ModBase;
1001 siw->Flags = si->Flags;
1002 siw->Value = si->Value;
1003 siw->Address = si->Address;
1004 siw->Register = si->Register;
1005 siw->Scope = si->Scope;
1006 siw->Tag = si->Tag;
1007 siw->NameLen = si->NameLen;
1008 siw->MaxNameLen = si->MaxNameLen;
1009 MultiByteToWideChar(CP_ACP, 0, si->Name, -1, siw->Name, siw->MaxNameLen);
1010 }
1011
1012 /******************************************************************
1013 * sym_enum
1014 *
1015 * Core routine for most of the enumeration of symbols
1016 */
1017 static BOOL sym_enum(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1018 const struct sym_enum* se)
1019 {
1020 struct module_pair pair;
1021 const WCHAR* bang;
1022 WCHAR* mod;
1023
1024 pair.pcs = process_find_by_handle(hProcess);
1025 if (!pair.pcs) return FALSE;
1026 if (BaseOfDll == 0)
1027 {
1028 /* do local variables ? */
1029 if (!Mask || !(bang = strchrW(Mask, '!')))
1030 return symt_enum_locals(pair.pcs, Mask, se);
1031
1032 if (bang == Mask) return FALSE;
1033
1034 mod = HeapAlloc(GetProcessHeap(), 0, (bang - Mask + 1) * sizeof(WCHAR));
1035 if (!mod) return FALSE;
1036 memcpy(mod, Mask, (bang - Mask) * sizeof(WCHAR));
1037 mod[bang - Mask] = 0;
1038
1039 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1040 {
1041 if (pair.requested->type == DMT_PE && module_get_debug(&pair))
1042 {
1043 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1044 symt_enum_module(&pair, bang + 1, se))
1045 break;
1046 }
1047 }
1048 /* not found in PE modules, retry on the ELF ones
1049 */
1050 if (!pair.requested && (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES))
1051 {
1052 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1053 {
1054 if ((pair.requested->type == DMT_ELF || pair.requested->type == DMT_MACHO) &&
1055 !module_get_containee(pair.pcs, pair.requested) &&
1056 module_get_debug(&pair))
1057 {
1058 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1059 symt_enum_module(&pair, bang + 1, se))
1060 break;
1061 }
1062 }
1063 }
1064 HeapFree(GetProcessHeap(), 0, mod);
1065 return TRUE;
1066 }
1067 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
1068 if (!module_get_debug(&pair))
1069 return FALSE;
1070
1071 /* we always ignore module name from Mask when BaseOfDll is defined */
1072 if (Mask && (bang = strchrW(Mask, '!')))
1073 {
1074 if (bang == Mask) return FALSE;
1075 Mask = bang + 1;
1076 }
1077
1078 symt_enum_module(&pair, Mask ? Mask : starW, se);
1079
1080 return TRUE;
1081 }
1082
1083 static inline BOOL doSymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1084 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1085 PVOID UserContext)
1086 {
1087 struct sym_enum se;
1088
1089 se.cb = EnumSymbolsCallback;
1090 se.user = UserContext;
1091 se.index = 0;
1092 se.tag = 0;
1093 se.addr = 0;
1094 se.sym_info = (PSYMBOL_INFO)se.buffer;
1095
1096 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1097 }
1098
1099 /******************************************************************
1100 * SymEnumSymbols (DBGHELP.@)
1101 *
1102 * cases BaseOfDll = 0
1103 * !foo fails always (despite what MSDN states)
1104 * RE1!RE2 looks up all modules matching RE1, and in all these modules, lookup RE2
1105 * no ! in Mask, lookup in local Context
1106 * cases BaseOfDll != 0
1107 * !foo fails always (despite what MSDN states)
1108 * RE1!RE2 gets RE2 from BaseOfDll (whatever RE1 is)
1109 */
1110 BOOL WINAPI SymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR Mask,
1111 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1112 PVOID UserContext)
1113 {
1114 BOOL ret;
1115 PWSTR maskW = NULL;
1116
1117 TRACE("(%p %s %s %p %p)\n",
1118 hProcess, wine_dbgstr_longlong(BaseOfDll), debugstr_a(Mask),
1119 EnumSymbolsCallback, UserContext);
1120
1121 if (Mask)
1122 {
1123 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
1124 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1125 return FALSE;
1126 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
1127 }
1128 ret = doSymEnumSymbols(hProcess, BaseOfDll, maskW, EnumSymbolsCallback, UserContext);
1129 HeapFree(GetProcessHeap(), 0, maskW);
1130 return ret;
1131 }
1132
1133 struct sym_enumW
1134 {
1135 PSYM_ENUMERATESYMBOLS_CALLBACKW cb;
1136 void* ctx;
1137 PSYMBOL_INFOW sym_info;
1138 char buffer[sizeof(SYMBOL_INFOW) + MAX_SYM_NAME];
1139
1140 };
1141
1142 static BOOL CALLBACK sym_enumW(PSYMBOL_INFO si, ULONG size, PVOID ctx)
1143 {
1144 struct sym_enumW* sew = ctx;
1145
1146 copy_symbolW(sew->sym_info, si);
1147
1148 return (sew->cb)(sew->sym_info, size, sew->ctx);
1149 }
1150
1151 /******************************************************************
1152 * SymEnumSymbolsW (DBGHELP.@)
1153 *
1154 */
1155 BOOL WINAPI SymEnumSymbolsW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1156 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
1157 PVOID UserContext)
1158 {
1159 struct sym_enumW sew;
1160
1161 sew.ctx = UserContext;
1162 sew.cb = EnumSymbolsCallback;
1163 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
1164
1165 return doSymEnumSymbols(hProcess, BaseOfDll, Mask, sym_enumW, &sew);
1166 }
1167
1168 struct sym_enumerate
1169 {
1170 void* ctx;
1171 PSYM_ENUMSYMBOLS_CALLBACK cb;
1172 };
1173
1174 static BOOL CALLBACK sym_enumerate_cb(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1175 {
1176 struct sym_enumerate* se = ctx;
1177 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1178 }
1179
1180 /***********************************************************************
1181 * SymEnumerateSymbols (DBGHELP.@)
1182 */
1183 BOOL WINAPI SymEnumerateSymbols(HANDLE hProcess, DWORD BaseOfDll,
1184 PSYM_ENUMSYMBOLS_CALLBACK EnumSymbolsCallback,
1185 PVOID UserContext)
1186 {
1187 struct sym_enumerate se;
1188
1189 se.ctx = UserContext;
1190 se.cb = EnumSymbolsCallback;
1191
1192 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb, &se);
1193 }
1194
1195 struct sym_enumerate64
1196 {
1197 void* ctx;
1198 PSYM_ENUMSYMBOLS_CALLBACK64 cb;
1199 };
1200
1201 static BOOL CALLBACK sym_enumerate_cb64(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1202 {
1203 struct sym_enumerate64* se = ctx;
1204 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1205 }
1206
1207 /***********************************************************************
1208 * SymEnumerateSymbols64 (DBGHELP.@)
1209 */
1210 BOOL WINAPI SymEnumerateSymbols64(HANDLE hProcess, DWORD64 BaseOfDll,
1211 PSYM_ENUMSYMBOLS_CALLBACK64 EnumSymbolsCallback,
1212 PVOID UserContext)
1213 {
1214 struct sym_enumerate64 se;
1215
1216 se.ctx = UserContext;
1217 se.cb = EnumSymbolsCallback;
1218
1219 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb64, &se);
1220 }
1221
1222 /******************************************************************
1223 * SymFromAddr (DBGHELP.@)
1224 *
1225 */
1226 BOOL WINAPI SymFromAddr(HANDLE hProcess, DWORD64 Address,
1227 DWORD64* Displacement, PSYMBOL_INFO Symbol)
1228 {
1229 struct module_pair pair;
1230 struct symt_ht* sym;
1231
1232 pair.pcs = process_find_by_handle(hProcess);
1233 if (!pair.pcs) return FALSE;
1234 pair.requested = module_find_by_addr(pair.pcs, Address, DMT_UNKNOWN);
1235 if (!module_get_debug(&pair)) return FALSE;
1236 if ((sym = symt_find_nearest(pair.effective, Address)) == NULL) return FALSE;
1237
1238 symt_fill_sym_info(&pair, NULL, &sym->symt, Symbol);
1239 if (Displacement)
1240 *Displacement = Address - Symbol->Address;
1241 return TRUE;
1242 }
1243
1244 /******************************************************************
1245 * SymFromAddrW (DBGHELP.@)
1246 *
1247 */
1248 BOOL WINAPI SymFromAddrW(HANDLE hProcess, DWORD64 Address,
1249 DWORD64* Displacement, PSYMBOL_INFOW Symbol)
1250 {
1251 PSYMBOL_INFO si;
1252 unsigned len;
1253 BOOL ret;
1254
1255 len = sizeof(*si) + Symbol->MaxNameLen * sizeof(WCHAR);
1256 si = HeapAlloc(GetProcessHeap(), 0, len);
1257 if (!si) return FALSE;
1258
1259 si->SizeOfStruct = sizeof(*si);
1260 si->MaxNameLen = Symbol->MaxNameLen;
1261 if ((ret = SymFromAddr(hProcess, Address, Displacement, si)))
1262 {
1263 copy_symbolW(Symbol, si);
1264 }
1265 HeapFree(GetProcessHeap(), 0, si);
1266 return ret;
1267 }
1268
1269 /******************************************************************
1270 * SymGetSymFromAddr (DBGHELP.@)
1271 *
1272 */
1273 BOOL WINAPI SymGetSymFromAddr(HANDLE hProcess, DWORD Address,
1274 PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
1275 {
1276 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1277 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1278 size_t len;
1279 DWORD64 Displacement64;
1280
1281 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1282 si->SizeOfStruct = sizeof(*si);
1283 si->MaxNameLen = MAX_SYM_NAME;
1284 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1285 return FALSE;
1286
1287 if (Displacement)
1288 *Displacement = Displacement64;
1289 Symbol->Address = si->Address;
1290 Symbol->Size = si->Size;
1291 Symbol->Flags = si->Flags;
1292 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1293 lstrcpynA(Symbol->Name, si->Name, len);
1294 return TRUE;
1295 }
1296
1297 /******************************************************************
1298 * SymGetSymFromAddr64 (DBGHELP.@)
1299 *
1300 */
1301 BOOL WINAPI SymGetSymFromAddr64(HANDLE hProcess, DWORD64 Address,
1302 PDWORD64 Displacement, PIMAGEHLP_SYMBOL64 Symbol)
1303 {
1304 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1305 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1306 size_t len;
1307 DWORD64 Displacement64;
1308
1309 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1310 si->SizeOfStruct = sizeof(*si);
1311 si->MaxNameLen = MAX_SYM_NAME;
1312 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1313 return FALSE;
1314
1315 if (Displacement)
1316 *Displacement = Displacement64;
1317 Symbol->Address = si->Address;
1318 Symbol->Size = si->Size;
1319 Symbol->Flags = si->Flags;
1320 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1321 lstrcpynA(Symbol->Name, si->Name, len);
1322 return TRUE;
1323 }
1324
1325 static BOOL find_name(struct process* pcs, struct module* module, const char* name,
1326 SYMBOL_INFO* symbol)
1327 {
1328 struct hash_table_iter hti;
1329 void* ptr;
1330 struct symt_ht* sym = NULL;
1331 struct module_pair pair;
1332
1333 pair.pcs = pcs;
1334 if (!(pair.requested = module)) return FALSE;
1335 if (!module_get_debug(&pair)) return FALSE;
1336
1337 hash_table_iter_init(&pair.effective->ht_symbols, &hti, name);
1338 while ((ptr = hash_table_iter_up(&hti)))
1339 {
1340 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
1341
1342 if (!strcmp(sym->hash_elt.name, name))
1343 {
1344 symt_fill_sym_info(&pair, NULL, &sym->symt, symbol);
1345 return TRUE;
1346 }
1347 }
1348 return FALSE;
1349
1350 }
1351 /******************************************************************
1352 * SymFromName (DBGHELP.@)
1353 *
1354 */
1355 BOOL WINAPI SymFromName(HANDLE hProcess, PCSTR Name, PSYMBOL_INFO Symbol)
1356 {
1357 struct process* pcs = process_find_by_handle(hProcess);
1358 struct module* module;
1359 const char* name;
1360
1361 TRACE("(%p, %s, %p)\n", hProcess, Name, Symbol);
1362 if (!pcs) return FALSE;
1363 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1364 name = strchr(Name, '!');
1365 if (name)
1366 {
1367 char tmp[128];
1368 assert(name - Name < sizeof(tmp));
1369 memcpy(tmp, Name, name - Name);
1370 tmp[name - Name] = '\0';
1371 module = module_find_by_nameA(pcs, tmp);
1372 return find_name(pcs, module, name + 1, Symbol);
1373 }
1374 for (module = pcs->lmodules; module; module = module->next)
1375 {
1376 if (module->type == DMT_PE && find_name(pcs, module, Name, Symbol))
1377 return TRUE;
1378 }
1379 /* not found in PE modules, retry on the ELF ones
1380 */
1381 if (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES)
1382 {
1383 for (module = pcs->lmodules; module; module = module->next)
1384 {
1385 if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
1386 !module_get_containee(pcs, module) &&
1387 find_name(pcs, module, Name, Symbol))
1388 return TRUE;
1389 }
1390 }
1391 return FALSE;
1392 }
1393
1394 /***********************************************************************
1395 * SymGetSymFromName64 (DBGHELP.@)
1396 */
1397 BOOL WINAPI SymGetSymFromName64(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL64 Symbol)
1398 {
1399 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1400 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1401 size_t len;
1402
1403 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1404 si->SizeOfStruct = sizeof(*si);
1405 si->MaxNameLen = MAX_SYM_NAME;
1406 if (!SymFromName(hProcess, Name, si)) return FALSE;
1407
1408 Symbol->Address = si->Address;
1409 Symbol->Size = si->Size;
1410 Symbol->Flags = si->Flags;
1411 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1412 lstrcpynA(Symbol->Name, si->Name, len);
1413 return TRUE;
1414 }
1415
1416 /***********************************************************************
1417 * SymGetSymFromName (DBGHELP.@)
1418 */
1419 BOOL WINAPI SymGetSymFromName(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL Symbol)
1420 {
1421 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1422 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1423 size_t len;
1424
1425 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1426 si->SizeOfStruct = sizeof(*si);
1427 si->MaxNameLen = MAX_SYM_NAME;
1428 if (!SymFromName(hProcess, Name, si)) return FALSE;
1429
1430 Symbol->Address = si->Address;
1431 Symbol->Size = si->Size;
1432 Symbol->Flags = si->Flags;
1433 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1434 lstrcpynA(Symbol->Name, si->Name, len);
1435 return TRUE;
1436 }
1437
1438 /******************************************************************
1439 * sym_fill_func_line_info
1440 *
1441 * fills information about a file
1442 */
1443 BOOL symt_fill_func_line_info(const struct module* module, const struct symt_function* func,
1444 DWORD64 addr, IMAGEHLP_LINE64* line)
1445 {
1446 struct line_info* dli = NULL;
1447 BOOL found = FALSE;
1448 int i;
1449
1450 assert(func->symt.tag == SymTagFunction);
1451
1452 for (i=vector_length(&func->vlines)-1; i>=0; i--)
1453 {
1454 dli = vector_at(&func->vlines, i);
1455 if (!dli->is_source_file)
1456 {
1457 if (found || dli->u.pc_offset > addr) continue;
1458 line->LineNumber = dli->line_number;
1459 line->Address = dli->u.pc_offset;
1460 line->Key = dli;
1461 found = TRUE;
1462 continue;
1463 }
1464 if (found)
1465 {
1466 line->FileName = (char*)source_get(module, dli->u.source_file);
1467 return TRUE;
1468 }
1469 }
1470 return FALSE;
1471 }
1472
1473 /***********************************************************************
1474 * SymGetSymNext64 (DBGHELP.@)
1475 */
1476 BOOL WINAPI SymGetSymNext64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1477 {
1478 /* algo:
1479 * get module from Symbol.Address
1480 * get index in module.addr_sorttab of Symbol.Address
1481 * increment index
1482 * if out of module bounds, move to next module in process address space
1483 */
1484 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1485 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1486 return FALSE;
1487 }
1488
1489 /***********************************************************************
1490 * SymGetSymNext (DBGHELP.@)
1491 */
1492 BOOL WINAPI SymGetSymNext(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1493 {
1494 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1495 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1496 return FALSE;
1497 }
1498
1499 /***********************************************************************
1500 * SymGetSymPrev64 (DBGHELP.@)
1501 */
1502 BOOL WINAPI SymGetSymPrev64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1503 {
1504 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1505 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1506 return FALSE;
1507 }
1508
1509 /***********************************************************************
1510 * SymGetSymPrev (DBGHELP.@)
1511 */
1512 BOOL WINAPI SymGetSymPrev(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1513 {
1514 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1515 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1516 return FALSE;
1517 }
1518
1519 /******************************************************************
1520 * copy_line_64_from_32 (internal)
1521 *
1522 */
1523 static void copy_line_64_from_32(IMAGEHLP_LINE64* l64, const IMAGEHLP_LINE* l32)
1524
1525 {
1526 l64->Key = l32->Key;
1527 l64->LineNumber = l32->LineNumber;
1528 l64->FileName = l32->FileName;
1529 l64->Address = l32->Address;
1530 }
1531
1532 /******************************************************************
1533 * copy_line_W64_from_32 (internal)
1534 *
1535 */
1536 static void copy_line_W64_from_64(struct process* pcs, IMAGEHLP_LINEW64* l64w, const IMAGEHLP_LINE64* l64)
1537 {
1538 unsigned len;
1539
1540 l64w->Key = l64->Key;
1541 l64w->LineNumber = l64->LineNumber;
1542 len = MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, NULL, 0);
1543 if ((l64w->FileName = fetch_buffer(pcs, len * sizeof(WCHAR))))
1544 MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, l64w->FileName, len);
1545 l64w->Address = l64->Address;
1546 }
1547
1548 /******************************************************************
1549 * copy_line_32_from_64 (internal)
1550 *
1551 */
1552 static void copy_line_32_from_64(IMAGEHLP_LINE* l32, const IMAGEHLP_LINE64* l64)
1553
1554 {
1555 l32->Key = l64->Key;
1556 l32->LineNumber = l64->LineNumber;
1557 l32->FileName = l64->FileName;
1558 l32->Address = l64->Address;
1559 }
1560
1561 /******************************************************************
1562 * SymGetLineFromAddr (DBGHELP.@)
1563 *
1564 */
1565 BOOL WINAPI SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr,
1566 PDWORD pdwDisplacement, PIMAGEHLP_LINE Line)
1567 {
1568 IMAGEHLP_LINE64 il64;
1569
1570 il64.SizeOfStruct = sizeof(il64);
1571 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1572 return FALSE;
1573 copy_line_32_from_64(Line, &il64);
1574 return TRUE;
1575 }
1576
1577 /******************************************************************
1578 * SymGetLineFromAddr64 (DBGHELP.@)
1579 *
1580 */
1581 BOOL WINAPI SymGetLineFromAddr64(HANDLE hProcess, DWORD64 dwAddr,
1582 PDWORD pdwDisplacement, PIMAGEHLP_LINE64 Line)
1583 {
1584 struct module_pair pair;
1585 struct symt_ht* symt;
1586
1587 TRACE("%p %s %p %p\n", hProcess, wine_dbgstr_longlong(dwAddr), pdwDisplacement, Line);
1588
1589 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1590
1591 pair.pcs = process_find_by_handle(hProcess);
1592 if (!pair.pcs) return FALSE;
1593 pair.requested = module_find_by_addr(pair.pcs, dwAddr, DMT_UNKNOWN);
1594 if (!module_get_debug(&pair)) return FALSE;
1595 if ((symt = symt_find_nearest(pair.effective, dwAddr)) == NULL) return FALSE;
1596
1597 if (symt->symt.tag != SymTagFunction) return FALSE;
1598 if (!symt_fill_func_line_info(pair.effective, (struct symt_function*)symt,
1599 dwAddr, Line)) return FALSE;
1600 *pdwDisplacement = dwAddr - Line->Address;
1601 return TRUE;
1602 }
1603
1604 /******************************************************************
1605 * SymGetLineFromAddrW64 (DBGHELP.@)
1606 *
1607 */
1608 BOOL WINAPI SymGetLineFromAddrW64(HANDLE hProcess, DWORD64 dwAddr,
1609 PDWORD pdwDisplacement, PIMAGEHLP_LINEW64 Line)
1610 {
1611 IMAGEHLP_LINE64 il64;
1612
1613 il64.SizeOfStruct = sizeof(il64);
1614 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1615 return FALSE;
1616 copy_line_W64_from_64(process_find_by_handle(hProcess), Line, &il64);
1617 return TRUE;
1618 }
1619
1620 /******************************************************************
1621 * SymGetLinePrev64 (DBGHELP.@)
1622 *
1623 */
1624 BOOL WINAPI SymGetLinePrev64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1625 {
1626 struct module_pair pair;
1627 struct line_info* li;
1628 BOOL in_search = FALSE;
1629
1630 TRACE("(%p %p)\n", hProcess, Line);
1631
1632 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1633
1634 pair.pcs = process_find_by_handle(hProcess);
1635 if (!pair.pcs) return FALSE;
1636 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1637 if (!module_get_debug(&pair)) return FALSE;
1638
1639 if (Line->Key == 0) return FALSE;
1640 li = Line->Key;
1641 /* things are a bit complicated because when we encounter a DLIT_SOURCEFILE
1642 * element we have to go back until we find the prev one to get the real
1643 * source file name for the DLIT_OFFSET element just before
1644 * the first DLIT_SOURCEFILE
1645 */
1646 while (!li->is_first)
1647 {
1648 li--;
1649 if (!li->is_source_file)
1650 {
1651 Line->LineNumber = li->line_number;
1652 Line->Address = li->u.pc_offset;
1653 Line->Key = li;
1654 if (!in_search) return TRUE;
1655 }
1656 else
1657 {
1658 if (in_search)
1659 {
1660 Line->FileName = (char*)source_get(pair.effective, li->u.source_file);
1661 return TRUE;
1662 }
1663 in_search = TRUE;
1664 }
1665 }
1666 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1667 return FALSE;
1668 }
1669
1670 /******************************************************************
1671 * SymGetLinePrev (DBGHELP.@)
1672 *
1673 */
1674 BOOL WINAPI SymGetLinePrev(HANDLE hProcess, PIMAGEHLP_LINE Line)
1675 {
1676 IMAGEHLP_LINE64 line64;
1677
1678 line64.SizeOfStruct = sizeof(line64);
1679 copy_line_64_from_32(&line64, Line);
1680 if (!SymGetLinePrev64(hProcess, &line64)) return FALSE;
1681 copy_line_32_from_64(Line, &line64);
1682 return TRUE;
1683 }
1684
1685 BOOL symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line)
1686 {
1687 struct line_info* li;
1688
1689 if (line->Key == 0) return FALSE;
1690 li = line->Key;
1691 while (!li->is_last)
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 return TRUE;
1700 }
1701 line->FileName = (char*)source_get(module, li->u.source_file);
1702 }
1703 return FALSE;
1704 }
1705
1706 /******************************************************************
1707 * SymGetLineNext64 (DBGHELP.@)
1708 *
1709 */
1710 BOOL WINAPI SymGetLineNext64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1711 {
1712 struct module_pair pair;
1713
1714 TRACE("(%p %p)\n", hProcess, Line);
1715
1716 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1717 pair.pcs = process_find_by_handle(hProcess);
1718 if (!pair.pcs) return FALSE;
1719 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1720 if (!module_get_debug(&pair)) return FALSE;
1721
1722 if (symt_get_func_line_next(pair.effective, Line)) return TRUE;
1723 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1724 return FALSE;
1725 }
1726
1727 /******************************************************************
1728 * SymGetLineNext (DBGHELP.@)
1729 *
1730 */
1731 BOOL WINAPI SymGetLineNext(HANDLE hProcess, PIMAGEHLP_LINE Line)
1732 {
1733 IMAGEHLP_LINE64 line64;
1734
1735 line64.SizeOfStruct = sizeof(line64);
1736 copy_line_64_from_32(&line64, Line);
1737 if (!SymGetLineNext64(hProcess, &line64)) return FALSE;
1738 copy_line_32_from_64(Line, &line64);
1739 return TRUE;
1740 }
1741
1742 /***********************************************************************
1743 * SymUnDName (DBGHELP.@)
1744 */
1745 BOOL WINAPI SymUnDName(PIMAGEHLP_SYMBOL sym, PSTR UnDecName, DWORD UnDecNameLength)
1746 {
1747 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1748 UNDNAME_COMPLETE) != 0;
1749 }
1750
1751 /***********************************************************************
1752 * SymUnDName64 (DBGHELP.@)
1753 */
1754 BOOL WINAPI SymUnDName64(PIMAGEHLP_SYMBOL64 sym, PSTR UnDecName, DWORD UnDecNameLength)
1755 {
1756 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1757 UNDNAME_COMPLETE) != 0;
1758 }
1759
1760 static void * CDECL und_alloc(size_t len) { return HeapAlloc(GetProcessHeap(), 0, len); }
1761 static void CDECL und_free (void* ptr) { HeapFree(GetProcessHeap(), 0, ptr); }
1762
1763 /***********************************************************************
1764 * UnDecorateSymbolName (DBGHELP.@)
1765 */
1766 DWORD WINAPI UnDecorateSymbolName(PCSTR DecoratedName, PSTR UnDecoratedName,
1767 DWORD UndecoratedLength, DWORD Flags)
1768 {
1769 /* undocumented from msvcrt */
1770 static HANDLE hMsvcrt;
1771 static char* (CDECL *p_undname)(char*, const char*, int, void* (CDECL*)(size_t), void (CDECL*)(void*), unsigned short);
1772 static const WCHAR szMsvcrt[] = {'m','s','v','c','r','t','.','d','l','l',0};
1773
1774 TRACE("(%s, %p, %d, 0x%08x)\n",
1775 debugstr_a(DecoratedName), UnDecoratedName, UndecoratedLength, Flags);
1776
1777 if (!p_undname)
1778 {
1779 if (!hMsvcrt) hMsvcrt = LoadLibraryW(szMsvcrt);
1780 if (hMsvcrt) p_undname = (void*)GetProcAddress(hMsvcrt, "__unDName");
1781 if (!p_undname) return 0;
1782 }
1783
1784 if (!UnDecoratedName) return 0;
1785 if (!p_undname(UnDecoratedName, DecoratedName, UndecoratedLength,
1786 und_alloc, und_free, Flags))
1787 return 0;
1788 return strlen(UnDecoratedName);
1789 }
1790
1791 #define WILDCHAR(x) (-(x))
1792
1793 static int re_fetch_char(const WCHAR** re)
1794 {
1795 switch (**re)
1796 {
1797 case '\\': (*re)++; return *(*re)++;
1798 case '*': case '[': case '?': case '+': case '#': case ']': return WILDCHAR(*(*re)++);
1799 default: return *(*re)++;
1800 }
1801 }
1802
1803 static inline int re_match_char(WCHAR ch1, WCHAR ch2, BOOL _case)
1804 {
1805 return _case ? ch1 - ch2 : toupperW(ch1) - toupperW(ch2);
1806 }
1807
1808 static const WCHAR* re_match_one(const WCHAR* string, const WCHAR* elt, BOOL _case)
1809 {
1810 int ch1, prev = 0;
1811 unsigned state = 0;
1812
1813 switch (ch1 = re_fetch_char(&elt))
1814 {
1815 default:
1816 return (ch1 >= 0 && re_match_char(*string, ch1, _case) == 0) ? ++string : NULL;
1817 case WILDCHAR('?'): return *string ? ++string : NULL;
1818 case WILDCHAR('*'): assert(0);
1819 case WILDCHAR('['): break;
1820 }
1821
1822 for (;;)
1823 {
1824 ch1 = re_fetch_char(&elt);
1825 if (ch1 == WILDCHAR(']')) return NULL;
1826 if (state == 1 && ch1 == '-') state = 2;
1827 else
1828 {
1829 if (re_match_char(*string, ch1, _case) == 0) return ++string;
1830 switch (state)
1831 {
1832 case 0:
1833 state = 1;
1834 prev = ch1;
1835 break;
1836 case 1:
1837 state = 0;
1838 break;
1839 case 2:
1840 if (prev >= 0 && ch1 >= 0 && re_match_char(prev, *string, _case) <= 0 &&
1841 re_match_char(*string, ch1, _case) <= 0)
1842 return ++string;
1843 state = 0;
1844 break;
1845 }
1846 }
1847 }
1848 }
1849
1850 /******************************************************************
1851 * re_match_multi
1852 *
1853 * match a substring of *pstring according to *pre regular expression
1854 * pstring and pre are only updated in case of successful match
1855 */
1856 static BOOL re_match_multi(const WCHAR** pstring, const WCHAR** pre, BOOL _case)
1857 {
1858 const WCHAR* re_end = *pre;
1859 const WCHAR* string_end = *pstring;
1860 const WCHAR* re_beg;
1861 const WCHAR* string_beg;
1862 const WCHAR* next;
1863 int ch;
1864
1865 while (*re_end && *string_end)
1866 {
1867 string_beg = string_end;
1868 re_beg = re_end;
1869 switch (ch = re_fetch_char(&re_end))
1870 {
1871 case WILDCHAR(']'): case WILDCHAR('+'): case WILDCHAR('#'): return FALSE;
1872 case WILDCHAR('*'):
1873 /* transform '*' into '?#' */
1874 {static const WCHAR qmW[] = {'?',0}; re_beg = qmW;}
1875 goto closure;
1876 case WILDCHAR('['):
1877 do
1878 {
1879 if (!(ch = re_fetch_char(&re_end))) return FALSE;
1880 } while (ch != WILDCHAR(']'));
1881 /* fall through */
1882 case WILDCHAR('?'):
1883 default:
1884 break;
1885 }
1886
1887 switch (*re_end)
1888 {
1889 case '+':
1890 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1891 string_beg++;
1892 /* fall through */
1893 case '#':
1894 re_end++;
1895 closure:
1896 while ((next = re_match_one(string_end, re_beg, _case))) string_end = next;
1897 for ( ; string_end >= string_beg; string_end--)
1898 {
1899 if (re_match_multi(&string_end, &re_end, _case)) goto found;
1900 }
1901 return FALSE;
1902 default:
1903 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1904 string_end = next;
1905 }
1906 re_beg = re_end;
1907 }
1908
1909 if (*re_end || *string_end) return FALSE;
1910
1911 found:
1912 *pre = re_end;
1913 *pstring = string_end;
1914 return TRUE;
1915 }
1916
1917 /******************************************************************
1918 * SymMatchStringA (DBGHELP.@)
1919 *
1920 */
1921 BOOL WINAPI SymMatchStringA(PCSTR string, PCSTR re, BOOL _case)
1922 {
1923 WCHAR* strW;
1924 WCHAR* reW;
1925 BOOL ret = FALSE;
1926 DWORD sz;
1927
1928 if (!string || !re)
1929 {
1930 SetLastError(ERROR_INVALID_HANDLE);
1931 return FALSE;
1932 }
1933 TRACE("%s %s %c\n", string, re, _case ? 'Y' : 'N');
1934
1935 sz = MultiByteToWideChar(CP_ACP, 0, string, -1, NULL, 0);
1936 if ((strW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1937 MultiByteToWideChar(CP_ACP, 0, string, -1, strW, sz);
1938 sz = MultiByteToWideChar(CP_ACP, 0, re, -1, NULL, 0);
1939 if ((reW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1940 MultiByteToWideChar(CP_ACP, 0, re, -1, reW, sz);
1941
1942 if (strW && reW)
1943 ret = SymMatchStringW(strW, reW, _case);
1944 HeapFree(GetProcessHeap(), 0, strW);
1945 HeapFree(GetProcessHeap(), 0, reW);
1946 return ret;
1947 }
1948
1949 /******************************************************************
1950 * SymMatchStringW (DBGHELP.@)
1951 *
1952 */
1953 BOOL WINAPI SymMatchStringW(PCWSTR string, PCWSTR re, BOOL _case)
1954 {
1955 TRACE("%s %s %c\n", debugstr_w(string), debugstr_w(re), _case ? 'Y' : 'N');
1956
1957 if (!string || !re)
1958 {
1959 SetLastError(ERROR_INVALID_HANDLE);
1960 return FALSE;
1961 }
1962 return re_match_multi(&string, &re, _case);
1963 }
1964
1965 static inline BOOL doSymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
1966 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
1967 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1968 PVOID UserContext, DWORD Options)
1969 {
1970 struct sym_enum se;
1971
1972 if (Options != SYMSEARCH_GLOBALSONLY)
1973 {
1974 FIXME("Unsupported searching with options (%x)\n", Options);
1975 SetLastError(ERROR_INVALID_PARAMETER);
1976 return FALSE;
1977 }
1978
1979 se.cb = EnumSymbolsCallback;
1980 se.user = UserContext;
1981 se.index = Index;
1982 se.tag = SymTag;
1983 se.addr = Address;
1984 se.sym_info = (PSYMBOL_INFO)se.buffer;
1985
1986 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1987 }
1988
1989 /******************************************************************
1990 * SymSearch (DBGHELP.@)
1991 */
1992 BOOL WINAPI SymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
1993 DWORD SymTag, PCSTR Mask, DWORD64 Address,
1994 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1995 PVOID UserContext, DWORD Options)
1996 {
1997 LPWSTR maskW = NULL;
1998 BOOLEAN ret;
1999
2000 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2001 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, Mask,
2002 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2003 UserContext, Options);
2004
2005 if (Mask)
2006 {
2007 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
2008
2009 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2010 return FALSE;
2011 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
2012 }
2013 ret = doSymSearch(hProcess, BaseOfDll, Index, SymTag, maskW, Address,
2014 EnumSymbolsCallback, UserContext, Options);
2015 HeapFree(GetProcessHeap(), 0, maskW);
2016 return ret;
2017 }
2018
2019 /******************************************************************
2020 * SymSearchW (DBGHELP.@)
2021 */
2022 BOOL WINAPI SymSearchW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2023 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
2024 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
2025 PVOID UserContext, DWORD Options)
2026 {
2027 struct sym_enumW sew;
2028
2029 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2030 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, debugstr_w(Mask),
2031 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2032 UserContext, Options);
2033
2034 sew.ctx = UserContext;
2035 sew.cb = EnumSymbolsCallback;
2036 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
2037
2038 return doSymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address,
2039 sym_enumW, &sew, Options);
2040 }
2041
2042 /******************************************************************
2043 * SymAddSymbol (DBGHELP.@)
2044 *
2045 */
2046 BOOL WINAPI SymAddSymbol(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR name,
2047 DWORD64 addr, DWORD size, DWORD flags)
2048 {
2049 WCHAR nameW[MAX_SYM_NAME];
2050
2051 MultiByteToWideChar(CP_ACP, 0, name, -1, nameW, sizeof(nameW) / sizeof(WCHAR));
2052 return SymAddSymbolW(hProcess, BaseOfDll, nameW, addr, size, flags);
2053 }
2054
2055 /******************************************************************
2056 * SymAddSymbolW (DBGHELP.@)
2057 *
2058 */
2059 BOOL WINAPI SymAddSymbolW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR name,
2060 DWORD64 addr, DWORD size, DWORD flags)
2061 {
2062 struct module_pair pair;
2063
2064 TRACE("(%p %s %s %u)\n", hProcess, wine_dbgstr_w(name), wine_dbgstr_longlong(addr), size);
2065
2066 pair.pcs = process_find_by_handle(hProcess);
2067 if (!pair.pcs) return FALSE;
2068 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
2069 if (!module_get_debug(&pair)) return FALSE;
2070
2071 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2072 return FALSE;
2073 }
2074
2075 /******************************************************************
2076 * SymSetScopeFromAddr (DBGHELP.@)
2077 */
2078 BOOL WINAPI SymSetScopeFromAddr(HANDLE hProcess, ULONG64 addr)
2079 {
2080 struct process* pcs;
2081
2082 FIXME("(%p %s): stub\n", hProcess, wine_dbgstr_longlong(addr));
2083
2084 if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
2085 return TRUE;
2086 }
2087
2088 /******************************************************************
2089 * SymEnumLines (DBGHELP.@)
2090 *
2091 */
2092 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
2093 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
2094 {
2095 struct module_pair pair;
2096 struct hash_table_iter hti;
2097 struct symt_ht* sym;
2098 WCHAR* srcmask;
2099 struct line_info* dli;
2100 void* ptr;
2101 SRCCODEINFO sci;
2102 const char* file;
2103
2104 if (!cb) return FALSE;
2105 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
2106
2107 pair.pcs = process_find_by_handle(hProcess);
2108 if (!pair.pcs) return FALSE;
2109 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
2110 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
2111 if (!module_get_debug(&pair)) return FALSE;
2112 if (!(srcmask = file_regex(srcfile))) return FALSE;
2113
2114 sci.SizeOfStruct = sizeof(sci);
2115 sci.ModBase = base;
2116
2117 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
2118 while ((ptr = hash_table_iter_up(&hti)))
2119 {
2120 unsigned int i;
2121
2122 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
2123 if (sym->symt.tag != SymTagFunction) continue;
2124
2125 sci.FileName[0] = '\0';
2126 for (i=0; i<vector_length(&((struct symt_function*)sym)->vlines); i++)
2127 {
2128 dli = vector_at(&((struct symt_function*)sym)->vlines, i);
2129 if (dli->is_source_file)
2130 {
2131 file = source_get(pair.effective, dli->u.source_file);
2132 if (!file) sci.FileName[0] = '\0';
2133 else
2134 {
2135 DWORD sz = MultiByteToWideChar(CP_ACP, 0, file, -1, NULL, 0);
2136 WCHAR* fileW;
2137
2138 if ((fileW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2139 MultiByteToWideChar(CP_ACP, 0, file, -1, fileW, sz);
2140 if (SymMatchStringW(fileW, srcmask, FALSE))
2141 strcpy(sci.FileName, file);
2142 else
2143 sci.FileName[0] = '\0';
2144 HeapFree(GetProcessHeap(), 0, fileW);
2145 }
2146 }
2147 else if (sci.FileName[0])
2148 {
2149 sci.Key = dli;
2150 sci.Obj[0] = '\0'; /* FIXME */
2151 sci.LineNumber = dli->line_number;
2152 sci.Address = dli->u.pc_offset;
2153 if (!cb(&sci, user)) break;
2154 }
2155 }
2156 }
2157 HeapFree(GetProcessHeap(), 0, srcmask);
2158 return TRUE;
2159 }
2160
2161 BOOL WINAPI SymGetLineFromName(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2162 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINE Line)
2163 {
2164 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2165 dwLineNumber, plDisplacement, Line);
2166 return FALSE;
2167 }
2168
2169 BOOL WINAPI SymGetLineFromName64(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2170 DWORD dwLineNumber, PLONG lpDisplacement, PIMAGEHLP_LINE64 Line)
2171 {
2172 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2173 dwLineNumber, lpDisplacement, Line);
2174 return FALSE;
2175 }
2176
2177 BOOL WINAPI SymGetLineFromNameW64(HANDLE hProcess, PCWSTR ModuleName, PCWSTR FileName,
2178 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINEW64 Line)
2179 {
2180 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, debugstr_w(ModuleName), debugstr_w(FileName),
2181 dwLineNumber, plDisplacement, Line);
2182 return FALSE;
2183 }
2184
2185 /******************************************************************
2186 * SymFromIndex (DBGHELP.@)
2187 *
2188 */
2189 BOOL WINAPI SymFromIndex(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFO symbol)
2190 {
2191 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2192 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2193
2194 return FALSE;
2195 }
2196
2197 /******************************************************************
2198 * SymFromIndexW (DBGHELP.@)
2199 *
2200 */
2201 BOOL WINAPI SymFromIndexW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFOW symbol)
2202 {
2203 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2204 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2205
2206 return FALSE;
2207 }
2208
2209 /******************************************************************
2210 * SymSetHomeDirectory (DBGHELP.@)
2211 *
2212 */
2213 PCHAR WINAPI SymSetHomeDirectory(HANDLE hProcess, PCSTR dir)
2214 {
2215 FIXME("(%p, %s): stub\n", hProcess, dir);
2216
2217 return NULL;
2218 }
2219
2220 /******************************************************************
2221 * SymSetHomeDirectoryW (DBGHELP.@)
2222 *
2223 */
2224 PWSTR WINAPI SymSetHomeDirectoryW(HANDLE hProcess, PCWSTR dir)
2225 {
2226 FIXME("(%p, %s): stub\n", hProcess, debugstr_w(dir));
2227
2228 return NULL;
2229 }
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