633aa45d31eda28a4f747137dd24522d94b6f2bf
[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 unsigned long address, unsigned size)
230 {
231 struct symt_public* sym;
232 struct symt** p;
233
234 TRACE_(dbghelp_symt)("Adding public symbol %s:%s @%lx\n",
235 debugstr_w(module->module.ModuleName), name, address);
236 if ((dbghelp_options & SYMOPT_AUTO_PUBLICS) &&
237 symt_find_nearest(module, address) != NULL)
238 return NULL;
239 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
240 {
241 sym->symt.tag = SymTagPublicSymbol;
242 sym->hash_elt.name = pool_strdup(&module->pool, name);
243 sym->container = compiland ? &compiland->symt : NULL;
244 sym->address = address;
245 sym->size = size;
246 symt_add_module_ht(module, (struct symt_ht*)sym);
247 if (compiland)
248 {
249 p = vector_add(&compiland->vchildren, &module->pool);
250 *p = &sym->symt;
251 }
252 }
253 return sym;
254 }
255
256 struct symt_data* symt_new_global_variable(struct module* module,
257 struct symt_compiland* compiland,
258 const char* name, unsigned is_static,
259 struct location loc, unsigned long size,
260 struct symt* type)
261 {
262 struct symt_data* sym;
263 struct symt** p;
264 DWORD64 tsz;
265
266 TRACE_(dbghelp_symt)("Adding global symbol %s:%s %d@%lx %p\n",
267 debugstr_w(module->module.ModuleName), name, loc.kind, loc.offset, type);
268 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
269 {
270 sym->symt.tag = SymTagData;
271 sym->hash_elt.name = pool_strdup(&module->pool, name);
272 sym->kind = is_static ? DataIsFileStatic : DataIsGlobal;
273 sym->container = compiland ? &compiland->symt : NULL;
274 sym->type = type;
275 sym->u.var = loc;
276 if (type && size && symt_get_info(module, type, TI_GET_LENGTH, &tsz))
277 {
278 if (tsz != size)
279 FIXME("Size mismatch for %s.%s between type (%s) and src (%lu)\n",
280 debugstr_w(module->module.ModuleName), name,
281 wine_dbgstr_longlong(tsz), size);
282 }
283 symt_add_module_ht(module, (struct symt_ht*)sym);
284 if (compiland)
285 {
286 p = vector_add(&compiland->vchildren, &module->pool);
287 *p = &sym->symt;
288 }
289 }
290 return sym;
291 }
292
293 struct symt_function* symt_new_function(struct module* module,
294 struct symt_compiland* compiland,
295 const char* name,
296 unsigned long addr, unsigned long size,
297 struct symt* sig_type)
298 {
299 struct symt_function* sym;
300 struct symt** p;
301
302 TRACE_(dbghelp_symt)("Adding global function %s:%s @%lx-%lx\n",
303 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
304
305 assert(!sig_type || sig_type->tag == SymTagFunctionType);
306 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
307 {
308 sym->symt.tag = SymTagFunction;
309 sym->hash_elt.name = pool_strdup(&module->pool, name);
310 sym->container = &compiland->symt;
311 sym->address = addr;
312 sym->type = sig_type;
313 sym->size = size;
314 vector_init(&sym->vlines, sizeof(struct line_info), 64);
315 vector_init(&sym->vchildren, sizeof(struct symt*), 8);
316 symt_add_module_ht(module, (struct symt_ht*)sym);
317 if (compiland)
318 {
319 p = vector_add(&compiland->vchildren, &module->pool);
320 *p = &sym->symt;
321 }
322 }
323 return sym;
324 }
325
326 void symt_add_func_line(struct module* module, struct symt_function* func,
327 unsigned source_idx, int line_num, unsigned long offset)
328 {
329 struct line_info* dli;
330 BOOL last_matches = FALSE;
331 int i;
332
333 if (func == NULL || !(dbghelp_options & SYMOPT_LOAD_LINES)) return;
334
335 TRACE_(dbghelp_symt)("(%p)%s:%lx %s:%u\n",
336 func, func->hash_elt.name, offset,
337 source_get(module, source_idx), line_num);
338
339 assert(func->symt.tag == SymTagFunction);
340
341 for (i=vector_length(&func->vlines)-1; i>=0; i--)
342 {
343 dli = vector_at(&func->vlines, i);
344 if (dli->is_source_file)
345 {
346 last_matches = (source_idx == dli->u.source_file);
347 break;
348 }
349 }
350
351 if (!last_matches)
352 {
353 /* we shouldn't have line changes on first line of function */
354 dli = vector_add(&func->vlines, &module->pool);
355 dli->is_source_file = 1;
356 dli->is_first = dli->is_last = 0;
357 dli->line_number = 0;
358 dli->u.source_file = source_idx;
359 }
360 dli = vector_add(&func->vlines, &module->pool);
361 dli->is_source_file = 0;
362 dli->is_first = dli->is_last = 0;
363 dli->line_number = line_num;
364 dli->u.pc_offset = func->address + offset;
365 }
366
367 /******************************************************************
368 * symt_add_func_local
369 *
370 * Adds a new local/parameter to a given function:
371 * In any cases, dt tells whether it's a local variable or a parameter
372 * If regno it's not 0:
373 * - then variable is stored in a register
374 * - otherwise, value is referenced by register + offset
375 * Otherwise, the variable is stored on the stack:
376 * - offset is then the offset from the frame register
377 */
378 struct symt_data* symt_add_func_local(struct module* module,
379 struct symt_function* func,
380 enum DataKind dt,
381 const struct location* loc,
382 struct symt_block* block,
383 struct symt* type, const char* name)
384 {
385 struct symt_data* locsym;
386 struct symt** p;
387
388 TRACE_(dbghelp_symt)("Adding local symbol (%s:%s): %s %p\n",
389 debugstr_w(module->module.ModuleName), func->hash_elt.name,
390 name, type);
391
392 assert(func);
393 assert(func->symt.tag == SymTagFunction);
394 assert(dt == DataIsParam || dt == DataIsLocal);
395
396 locsym = pool_alloc(&module->pool, sizeof(*locsym));
397 locsym->symt.tag = SymTagData;
398 locsym->hash_elt.name = pool_strdup(&module->pool, name);
399 locsym->hash_elt.next = NULL;
400 locsym->kind = dt;
401 locsym->container = block ? &block->symt : &func->symt;
402 locsym->type = type;
403 locsym->u.var = *loc;
404 if (block)
405 p = vector_add(&block->vchildren, &module->pool);
406 else
407 p = vector_add(&func->vchildren, &module->pool);
408 *p = &locsym->symt;
409 return locsym;
410 }
411
412
413 struct symt_block* symt_open_func_block(struct module* module,
414 struct symt_function* func,
415 struct symt_block* parent_block,
416 unsigned pc, unsigned len)
417 {
418 struct symt_block* block;
419 struct symt** p;
420
421 assert(func);
422 assert(func->symt.tag == SymTagFunction);
423
424 assert(!parent_block || parent_block->symt.tag == SymTagBlock);
425 block = pool_alloc(&module->pool, sizeof(*block));
426 block->symt.tag = SymTagBlock;
427 block->address = func->address + pc;
428 block->size = len;
429 block->container = parent_block ? &parent_block->symt : &func->symt;
430 vector_init(&block->vchildren, sizeof(struct symt*), 4);
431 if (parent_block)
432 p = vector_add(&parent_block->vchildren, &module->pool);
433 else
434 p = vector_add(&func->vchildren, &module->pool);
435 *p = &block->symt;
436
437 return block;
438 }
439
440 struct symt_block* symt_close_func_block(struct module* module,
441 const struct symt_function* func,
442 struct symt_block* block, unsigned pc)
443 {
444 assert(func);
445 assert(func->symt.tag == SymTagFunction);
446
447 if (pc) block->size = func->address + pc - block->address;
448 return (block->container->tag == SymTagBlock) ?
449 CONTAINING_RECORD(block->container, struct symt_block, symt) : NULL;
450 }
451
452 struct symt_hierarchy_point* symt_add_function_point(struct module* module,
453 struct symt_function* func,
454 enum SymTagEnum point,
455 const struct location* loc,
456 const char* name)
457 {
458 struct symt_hierarchy_point*sym;
459 struct symt** p;
460
461 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
462 {
463 sym->symt.tag = point;
464 sym->parent = &func->symt;
465 sym->loc = *loc;
466 sym->hash_elt.name = name ? pool_strdup(&module->pool, name) : NULL;
467 p = vector_add(&func->vchildren, &module->pool);
468 *p = &sym->symt;
469 }
470 return sym;
471 }
472
473 BOOL symt_normalize_function(struct module* module, const struct symt_function* func)
474 {
475 unsigned len;
476 struct line_info* dli;
477
478 assert(func);
479 /* We aren't adding any more locals or line numbers to this function.
480 * Free any spare memory that we might have allocated.
481 */
482 assert(func->symt.tag == SymTagFunction);
483
484 /* EPP vector_pool_normalize(&func->vlines, &module->pool); */
485 /* EPP vector_pool_normalize(&func->vchildren, &module->pool); */
486
487 len = vector_length(&func->vlines);
488 if (len--)
489 {
490 dli = vector_at(&func->vlines, 0); dli->is_first = 1;
491 dli = vector_at(&func->vlines, len); dli->is_last = 1;
492 }
493 return TRUE;
494 }
495
496 struct symt_thunk* symt_new_thunk(struct module* module,
497 struct symt_compiland* compiland,
498 const char* name, THUNK_ORDINAL ord,
499 unsigned long addr, unsigned long size)
500 {
501 struct symt_thunk* sym;
502
503 TRACE_(dbghelp_symt)("Adding global thunk %s:%s @%lx-%lx\n",
504 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
505
506 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
507 {
508 sym->symt.tag = SymTagThunk;
509 sym->hash_elt.name = pool_strdup(&module->pool, name);
510 sym->container = &compiland->symt;
511 sym->address = addr;
512 sym->size = size;
513 sym->ordinal = ord;
514 symt_add_module_ht(module, (struct symt_ht*)sym);
515 if (compiland)
516 {
517 struct symt** p;
518 p = vector_add(&compiland->vchildren, &module->pool);
519 *p = &sym->symt;
520 }
521 }
522 return sym;
523 }
524
525 struct symt_data* symt_new_constant(struct module* module,
526 struct symt_compiland* compiland,
527 const char* name, struct symt* type,
528 const VARIANT* v)
529 {
530 struct symt_data* sym;
531
532 TRACE_(dbghelp_symt)("Adding constant value %s:%s\n",
533 debugstr_w(module->module.ModuleName), name);
534
535 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
536 {
537 sym->symt.tag = SymTagData;
538 sym->hash_elt.name = pool_strdup(&module->pool, name);
539 sym->kind = DataIsConstant;
540 sym->container = compiland ? &compiland->symt : NULL;
541 sym->type = type;
542 sym->u.value = *v;
543 symt_add_module_ht(module, (struct symt_ht*)sym);
544 if (compiland)
545 {
546 struct symt** p;
547 p = vector_add(&compiland->vchildren, &module->pool);
548 *p = &sym->symt;
549 }
550 }
551 return sym;
552 }
553
554 struct symt_hierarchy_point* symt_new_label(struct module* module,
555 struct symt_compiland* compiland,
556 const char* name, unsigned long address)
557 {
558 struct symt_hierarchy_point* sym;
559
560 TRACE_(dbghelp_symt)("Adding global label value %s:%s\n",
561 debugstr_w(module->module.ModuleName), name);
562
563 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
564 {
565 sym->symt.tag = SymTagLabel;
566 sym->hash_elt.name = pool_strdup(&module->pool, name);
567 sym->loc.kind = loc_absolute;
568 sym->loc.offset = address;
569 sym->parent = compiland ? &compiland->symt : NULL;
570 symt_add_module_ht(module, (struct symt_ht*)sym);
571 if (compiland)
572 {
573 struct symt** p;
574 p = vector_add(&compiland->vchildren, &module->pool);
575 *p = &sym->symt;
576 }
577 }
578 return sym;
579 }
580
581 /* expect sym_info->MaxNameLen to be set before being called */
582 static void symt_fill_sym_info(struct module_pair* pair,
583 const struct symt_function* func,
584 const struct symt* sym, SYMBOL_INFO* sym_info)
585 {
586 const char* name;
587 DWORD64 size;
588
589 if (!symt_get_info(pair->effective, sym, TI_GET_TYPE, &sym_info->TypeIndex))
590 sym_info->TypeIndex = 0;
591 sym_info->Index = symt_ptr2index(pair->effective, sym);
592 sym_info->Reserved[0] = sym_info->Reserved[1] = 0;
593 if (!symt_get_info(pair->effective, sym, TI_GET_LENGTH, &size) &&
594 (!sym_info->TypeIndex ||
595 !symt_get_info(pair->effective, symt_index2ptr(pair->effective, sym_info->TypeIndex),
596 TI_GET_LENGTH, &size)))
597 size = 0;
598 sym_info->Size = (DWORD)size;
599 sym_info->ModBase = pair->requested->module.BaseOfImage;
600 sym_info->Flags = 0;
601 sym_info->Value = 0;
602
603 switch (sym->tag)
604 {
605 case SymTagData:
606 {
607 const struct symt_data* data = (const struct symt_data*)sym;
608 switch (data->kind)
609 {
610 case DataIsParam:
611 sym_info->Flags |= SYMFLAG_PARAMETER;
612 /* fall through */
613 case DataIsLocal:
614 sym_info->Flags |= SYMFLAG_LOCAL;
615 {
616 struct location loc = data->u.var;
617
618 if (loc.kind >= loc_user)
619 {
620 unsigned i;
621 struct module_format* modfmt;
622
623 for (i = 0; i < DFI_LAST; i++)
624 {
625 modfmt = pair->effective->format_info[i];
626 if (modfmt && modfmt->loc_compute)
627 {
628 modfmt->loc_compute(pair->pcs, modfmt, func, &loc);
629 break;
630 }
631 }
632 }
633 switch (loc.kind)
634 {
635 case loc_error:
636 /* for now we report error cases as a negative register number */
637 /* fall through */
638 case loc_register:
639 sym_info->Flags |= SYMFLAG_REGISTER;
640 sym_info->Register = loc.reg;
641 sym_info->Address = 0;
642 break;
643 case loc_regrel:
644 sym_info->Flags |= SYMFLAG_REGREL;
645 sym_info->Register = loc.reg;
646 if (loc.reg == CV_REG_NONE || (int)loc.reg < 0 /* error */)
647 FIXME("suspicious register value %x\n", loc.reg);
648 sym_info->Address = loc.offset;
649 break;
650 case loc_absolute:
651 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
652 sym_info->Value = loc.offset;
653 break;
654 default:
655 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", loc.kind);
656 assert(0);
657 }
658 }
659 break;
660 case DataIsGlobal:
661 case DataIsFileStatic:
662 switch (data->u.var.kind)
663 {
664 case loc_tlsrel:
665 sym_info->Flags |= SYMFLAG_TLSREL;
666 /* fall through */
667 case loc_absolute:
668 symt_get_address(sym, &sym_info->Address);
669 sym_info->Register = 0;
670 break;
671 default:
672 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", data->u.var.kind);
673 assert(0);
674 }
675 break;
676 case DataIsConstant:
677 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
678 switch (data->u.value.n1.n2.vt)
679 {
680 case VT_I4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.lVal; break;
681 case VT_I2: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.iVal; break;
682 case VT_I1: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.cVal; break;
683 case VT_UI4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.ulVal; break;
684 case VT_UI2: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.uiVal; break;
685 case VT_UI1: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.bVal; break;
686 case VT_I1 | VT_BYREF: sym_info->Value = (ULONG64)(DWORD_PTR)data->u.value.n1.n2.n3.byref; break;
687 case VT_EMPTY: sym_info->Value = 0; break;
688 default:
689 FIXME("Unsupported variant type (%u)\n", data->u.value.n1.n2.vt);
690 sym_info->Value = 0;
691 break;
692 }
693 break;
694 default:
695 FIXME("Unhandled kind (%u) in sym data\n", data->kind);
696 }
697 }
698 break;
699 case SymTagPublicSymbol:
700 sym_info->Flags |= SYMFLAG_EXPORT;
701 symt_get_address(sym, &sym_info->Address);
702 break;
703 case SymTagFunction:
704 sym_info->Flags |= SYMFLAG_FUNCTION;
705 symt_get_address(sym, &sym_info->Address);
706 break;
707 case SymTagThunk:
708 sym_info->Flags |= SYMFLAG_THUNK;
709 symt_get_address(sym, &sym_info->Address);
710 break;
711 default:
712 symt_get_address(sym, &sym_info->Address);
713 sym_info->Register = 0;
714 break;
715 }
716 sym_info->Scope = 0; /* FIXME */
717 sym_info->Tag = sym->tag;
718 name = symt_get_name(sym);
719 if (sym_info->MaxNameLen)
720 {
721 if (sym->tag != SymTagPublicSymbol || !(dbghelp_options & SYMOPT_UNDNAME) ||
722 ((sym_info->NameLen = UnDecorateSymbolName(name, sym_info->Name,
723 sym_info->MaxNameLen, UNDNAME_NAME_ONLY)) == 0))
724 {
725 sym_info->NameLen = min(strlen(name), sym_info->MaxNameLen - 1);
726 memcpy(sym_info->Name, name, sym_info->NameLen);
727 sym_info->Name[sym_info->NameLen] = '\0';
728 }
729 }
730 TRACE_(dbghelp_symt)("%p => %s %u %s\n",
731 sym, sym_info->Name, sym_info->Size,
732 wine_dbgstr_longlong(sym_info->Address));
733 }
734
735 struct sym_enum
736 {
737 PSYM_ENUMERATESYMBOLS_CALLBACK cb;
738 PVOID user;
739 SYMBOL_INFO* sym_info;
740 DWORD index;
741 DWORD tag;
742 DWORD64 addr;
743 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
744 };
745
746 static BOOL send_symbol(const struct sym_enum* se, struct module_pair* pair,
747 const struct symt_function* func, const struct symt* sym)
748 {
749 symt_fill_sym_info(pair, func, sym, se->sym_info);
750 if (se->index && se->sym_info->Index != se->index) return FALSE;
751 if (se->tag && se->sym_info->Tag != se->tag) return FALSE;
752 if (se->addr && !(se->addr >= se->sym_info->Address && se->addr < se->sym_info->Address + se->sym_info->Size)) return FALSE;
753 return !se->cb(se->sym_info, se->sym_info->Size, se->user);
754 }
755
756 static BOOL symt_enum_module(struct module_pair* pair, const WCHAR* match,
757 const struct sym_enum* se)
758 {
759 void* ptr;
760 struct symt_ht* sym = NULL;
761 struct hash_table_iter hti;
762 WCHAR* nameW;
763 BOOL ret;
764
765 hash_table_iter_init(&pair->effective->ht_symbols, &hti, NULL);
766 while ((ptr = hash_table_iter_up(&hti)))
767 {
768 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
769 nameW = symt_get_nameW(&sym->symt);
770 ret = SymMatchStringW(nameW, match, FALSE);
771 HeapFree(GetProcessHeap(), 0, nameW);
772 if (ret)
773 {
774 se->sym_info->SizeOfStruct = sizeof(SYMBOL_INFO);
775 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
776 if (send_symbol(se, pair, NULL, &sym->symt)) return TRUE;
777 }
778 }
779 return FALSE;
780 }
781
782 static inline unsigned where_to_insert(struct module* module, unsigned high, const struct symt_ht* elt)
783 {
784 unsigned low = 0, mid = high / 2;
785 ULONG64 addr;
786
787 if (!high) return 0;
788 symt_get_address(&elt->symt, &addr);
789 do
790 {
791 switch (cmp_sorttab_addr(module, mid, addr))
792 {
793 case 0: return mid;
794 case -1: low = mid + 1; break;
795 case 1: high = mid; break;
796 }
797 mid = low + (high - low) / 2;
798 } while (low < high);
799 return mid;
800 }
801
802 /***********************************************************************
803 * resort_symbols
804 *
805 * Rebuild sorted list of symbols for a module.
806 */
807 static BOOL resort_symbols(struct module* module)
808 {
809 int delta;
810
811 if (!(module->module.NumSyms = module->num_symbols))
812 return FALSE;
813
814 /* we know that set from 0 up to num_sorttab is already sorted
815 * so sort the remaining (new) symbols, and merge the two sets
816 * (unless the first set is empty)
817 */
818 delta = module->num_symbols - module->num_sorttab;
819 qsort(&module->addr_sorttab[module->num_sorttab], delta, sizeof(struct symt_ht*), symt_cmp_addr);
820 if (module->num_sorttab)
821 {
822 int i, ins_idx = module->num_sorttab, prev_ins_idx;
823 static struct symt_ht** tmp;
824 static unsigned num_tmp;
825
826 if (num_tmp < delta)
827 {
828 static struct symt_ht** new;
829 if (tmp)
830 new = HeapReAlloc(GetProcessHeap(), 0, tmp, delta * sizeof(struct symt_ht*));
831 else
832 new = HeapAlloc(GetProcessHeap(), 0, delta * sizeof(struct symt_ht*));
833 if (!new)
834 {
835 module->num_sorttab = 0;
836 return resort_symbols(module);
837 }
838 tmp = new;
839 num_tmp = delta;
840 }
841 memcpy(tmp, &module->addr_sorttab[module->num_sorttab], delta * sizeof(struct symt_ht*));
842 qsort(tmp, delta, sizeof(struct symt_ht*), symt_cmp_addr);
843
844 for (i = delta - 1; i >= 0; i--)
845 {
846 prev_ins_idx = ins_idx;
847 ins_idx = where_to_insert(module, ins_idx, tmp[i]);
848 memmove(&module->addr_sorttab[ins_idx + i + 1],
849 &module->addr_sorttab[ins_idx],
850 (prev_ins_idx - ins_idx) * sizeof(struct symt_ht*));
851 module->addr_sorttab[ins_idx + i] = tmp[i];
852 }
853 }
854 module->num_sorttab = module->num_symbols;
855 return module->sortlist_valid = TRUE;
856 }
857
858 static void symt_get_length(struct module* module, const struct symt* symt, ULONG64* size)
859 {
860 DWORD type_index;
861
862 if (symt_get_info(module, symt, TI_GET_LENGTH, size) && *size)
863 return;
864
865 if (symt_get_info(module, symt, TI_GET_TYPE, &type_index) &&
866 symt_get_info(module, symt_index2ptr(module, type_index), TI_GET_LENGTH, size)) return;
867 *size = 0x1000; /* arbitrary value */
868 }
869
870 /* assume addr is in module */
871 struct symt_ht* symt_find_nearest(struct module* module, DWORD_PTR addr)
872 {
873 int mid, high, low;
874 ULONG64 ref_addr, ref_size;
875
876 if (!module->sortlist_valid || !module->addr_sorttab)
877 {
878 if (!resort_symbols(module)) return NULL;
879 }
880
881 /*
882 * Binary search to find closest symbol.
883 */
884 low = 0;
885 high = module->num_sorttab;
886
887 symt_get_address(&module->addr_sorttab[0]->symt, &ref_addr);
888 if (addr < ref_addr) return NULL;
889 if (high)
890 {
891 symt_get_address(&module->addr_sorttab[high - 1]->symt, &ref_addr);
892 symt_get_length(module, &module->addr_sorttab[high - 1]->symt, &ref_size);
893 if (addr >= ref_addr + ref_size) return NULL;
894 }
895
896 while (high > low + 1)
897 {
898 mid = (high + low) / 2;
899 if (cmp_sorttab_addr(module, mid, addr) < 0)
900 low = mid;
901 else
902 high = mid;
903 }
904 if (low != high && high != module->num_sorttab &&
905 cmp_sorttab_addr(module, high, addr) <= 0)
906 low = high;
907
908 /* If found symbol is a public symbol, check if there are any other entries that
909 * might also have the same address, but would get better information
910 */
911 if (module->addr_sorttab[low]->symt.tag == SymTagPublicSymbol)
912 {
913 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
914 if (low > 0 &&
915 module->addr_sorttab[low - 1]->symt.tag != SymTagPublicSymbol &&
916 !cmp_sorttab_addr(module, low - 1, ref_addr))
917 low--;
918 else if (low < module->num_sorttab - 1 &&
919 module->addr_sorttab[low + 1]->symt.tag != SymTagPublicSymbol &&
920 !cmp_sorttab_addr(module, low + 1, ref_addr))
921 low++;
922 }
923 /* finally check that we fit into the found symbol */
924 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
925 if (addr < ref_addr) return NULL;
926 symt_get_length(module, &module->addr_sorttab[low]->symt, &ref_size);
927 if (addr >= ref_addr + ref_size) return NULL;
928
929 return module->addr_sorttab[low];
930 }
931
932 static BOOL symt_enum_locals_helper(struct module_pair* pair,
933 const WCHAR* match, const struct sym_enum* se,
934 struct symt_function* func, const struct vector* v)
935 {
936 struct symt* lsym = NULL;
937 DWORD pc = pair->pcs->ctx_frame.InstructionOffset;
938 unsigned int i;
939 WCHAR* nameW;
940 BOOL ret;
941
942 for (i=0; i<vector_length(v); i++)
943 {
944 lsym = *(struct symt**)vector_at(v, i);
945 switch (lsym->tag)
946 {
947 case SymTagBlock:
948 {
949 struct symt_block* block = (struct symt_block*)lsym;
950 if (pc < block->address || block->address + block->size <= pc)
951 continue;
952 if (!symt_enum_locals_helper(pair, match, se, func, &block->vchildren))
953 return FALSE;
954 }
955 break;
956 case SymTagData:
957 nameW = symt_get_nameW(lsym);
958 ret = SymMatchStringW(nameW, match,
959 !(dbghelp_options & SYMOPT_CASE_INSENSITIVE));
960 HeapFree(GetProcessHeap(), 0, nameW);
961 if (ret)
962 {
963 if (send_symbol(se, pair, func, lsym)) return FALSE;
964 }
965 break;
966 case SymTagLabel:
967 case SymTagFuncDebugStart:
968 case SymTagFuncDebugEnd:
969 case SymTagCustom:
970 break;
971 default:
972 FIXME("Unknown type: %u (%x)\n", lsym->tag, lsym->tag);
973 assert(0);
974 }
975 }
976 return TRUE;
977 }
978
979 static BOOL symt_enum_locals(struct process* pcs, const WCHAR* mask,
980 const struct sym_enum* se)
981 {
982 struct module_pair pair;
983 struct symt_ht* sym;
984 DWORD_PTR pc = pcs->ctx_frame.InstructionOffset;
985
986 se->sym_info->SizeOfStruct = sizeof(*se->sym_info);
987 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
988
989 pair.pcs = pcs;
990 pair.requested = module_find_by_addr(pair.pcs, pc, DMT_UNKNOWN);
991 if (!module_get_debug(&pair)) return FALSE;
992 if ((sym = symt_find_nearest(pair.effective, pc)) == NULL) return FALSE;
993
994 if (sym->symt.tag == SymTagFunction)
995 {
996 return symt_enum_locals_helper(&pair, mask ? mask : starW, se, (struct symt_function*)sym,
997 &((struct symt_function*)sym)->vchildren);
998 }
999 return FALSE;
1000 }
1001
1002 /******************************************************************
1003 * copy_symbolW
1004 *
1005 * Helper for transforming an ANSI symbol info into a UNICODE one.
1006 * Assume that MaxNameLen is the same for both version (A & W).
1007 */
1008 void copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si)
1009 {
1010 siw->SizeOfStruct = si->SizeOfStruct;
1011 siw->TypeIndex = si->TypeIndex;
1012 siw->Reserved[0] = si->Reserved[0];
1013 siw->Reserved[1] = si->Reserved[1];
1014 siw->Index = si->Index;
1015 siw->Size = si->Size;
1016 siw->ModBase = si->ModBase;
1017 siw->Flags = si->Flags;
1018 siw->Value = si->Value;
1019 siw->Address = si->Address;
1020 siw->Register = si->Register;
1021 siw->Scope = si->Scope;
1022 siw->Tag = si->Tag;
1023 siw->NameLen = si->NameLen;
1024 siw->MaxNameLen = si->MaxNameLen;
1025 MultiByteToWideChar(CP_ACP, 0, si->Name, -1, siw->Name, siw->MaxNameLen);
1026 }
1027
1028 /******************************************************************
1029 * sym_enum
1030 *
1031 * Core routine for most of the enumeration of symbols
1032 */
1033 static BOOL sym_enum(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1034 const struct sym_enum* se)
1035 {
1036 struct module_pair pair;
1037 const WCHAR* bang;
1038 WCHAR* mod;
1039
1040 pair.pcs = process_find_by_handle(hProcess);
1041 if (!pair.pcs) return FALSE;
1042 if (BaseOfDll == 0)
1043 {
1044 /* do local variables ? */
1045 if (!Mask || !(bang = strchrW(Mask, '!')))
1046 return symt_enum_locals(pair.pcs, Mask, se);
1047
1048 if (bang == Mask) return FALSE;
1049
1050 mod = HeapAlloc(GetProcessHeap(), 0, (bang - Mask + 1) * sizeof(WCHAR));
1051 if (!mod) return FALSE;
1052 memcpy(mod, Mask, (bang - Mask) * sizeof(WCHAR));
1053 mod[bang - Mask] = 0;
1054
1055 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1056 {
1057 if (pair.requested->type == DMT_PE && module_get_debug(&pair))
1058 {
1059 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1060 symt_enum_module(&pair, bang + 1, se))
1061 break;
1062 }
1063 }
1064 /* not found in PE modules, retry on the ELF ones
1065 */
1066 if (!pair.requested && (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES))
1067 {
1068 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1069 {
1070 if ((pair.requested->type == DMT_ELF || pair.requested->type == DMT_MACHO) &&
1071 !module_get_containee(pair.pcs, pair.requested) &&
1072 module_get_debug(&pair))
1073 {
1074 if (SymMatchStringW(pair.requested->module.ModuleName, mod, FALSE) &&
1075 symt_enum_module(&pair, bang + 1, se))
1076 break;
1077 }
1078 }
1079 }
1080 HeapFree(GetProcessHeap(), 0, mod);
1081 return TRUE;
1082 }
1083 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
1084 if (!module_get_debug(&pair))
1085 return FALSE;
1086
1087 /* we always ignore module name from Mask when BaseOfDll is defined */
1088 if (Mask && (bang = strchrW(Mask, '!')))
1089 {
1090 if (bang == Mask) return FALSE;
1091 Mask = bang + 1;
1092 }
1093
1094 symt_enum_module(&pair, Mask ? Mask : starW, se);
1095
1096 return TRUE;
1097 }
1098
1099 static inline BOOL doSymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1100 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1101 PVOID UserContext)
1102 {
1103 struct sym_enum se;
1104
1105 se.cb = EnumSymbolsCallback;
1106 se.user = UserContext;
1107 se.index = 0;
1108 se.tag = 0;
1109 se.addr = 0;
1110 se.sym_info = (PSYMBOL_INFO)se.buffer;
1111
1112 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1113 }
1114
1115 /******************************************************************
1116 * SymEnumSymbols (DBGHELP.@)
1117 *
1118 * cases BaseOfDll = 0
1119 * !foo fails always (despite what MSDN states)
1120 * RE1!RE2 looks up all modules matching RE1, and in all these modules, lookup RE2
1121 * no ! in Mask, lookup in local Context
1122 * cases BaseOfDll != 0
1123 * !foo fails always (despite what MSDN states)
1124 * RE1!RE2 gets RE2 from BaseOfDll (whatever RE1 is)
1125 */
1126 BOOL WINAPI SymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR Mask,
1127 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1128 PVOID UserContext)
1129 {
1130 BOOL ret;
1131 PWSTR maskW = NULL;
1132
1133 TRACE("(%p %s %s %p %p)\n",
1134 hProcess, wine_dbgstr_longlong(BaseOfDll), debugstr_a(Mask),
1135 EnumSymbolsCallback, UserContext);
1136
1137 if (Mask)
1138 {
1139 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
1140 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1141 return FALSE;
1142 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
1143 }
1144 ret = doSymEnumSymbols(hProcess, BaseOfDll, maskW, EnumSymbolsCallback, UserContext);
1145 HeapFree(GetProcessHeap(), 0, maskW);
1146 return ret;
1147 }
1148
1149 struct sym_enumW
1150 {
1151 PSYM_ENUMERATESYMBOLS_CALLBACKW cb;
1152 void* ctx;
1153 PSYMBOL_INFOW sym_info;
1154 char buffer[sizeof(SYMBOL_INFOW) + MAX_SYM_NAME];
1155
1156 };
1157
1158 static BOOL CALLBACK sym_enumW(PSYMBOL_INFO si, ULONG size, PVOID ctx)
1159 {
1160 struct sym_enumW* sew = ctx;
1161
1162 copy_symbolW(sew->sym_info, si);
1163
1164 return (sew->cb)(sew->sym_info, size, sew->ctx);
1165 }
1166
1167 /******************************************************************
1168 * SymEnumSymbolsW (DBGHELP.@)
1169 *
1170 */
1171 BOOL WINAPI SymEnumSymbolsW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1172 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
1173 PVOID UserContext)
1174 {
1175 struct sym_enumW sew;
1176
1177 sew.ctx = UserContext;
1178 sew.cb = EnumSymbolsCallback;
1179 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
1180
1181 return doSymEnumSymbols(hProcess, BaseOfDll, Mask, sym_enumW, &sew);
1182 }
1183
1184 struct sym_enumerate
1185 {
1186 void* ctx;
1187 PSYM_ENUMSYMBOLS_CALLBACK cb;
1188 };
1189
1190 static BOOL CALLBACK sym_enumerate_cb(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1191 {
1192 struct sym_enumerate* se = ctx;
1193 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1194 }
1195
1196 /***********************************************************************
1197 * SymEnumerateSymbols (DBGHELP.@)
1198 */
1199 BOOL WINAPI SymEnumerateSymbols(HANDLE hProcess, DWORD BaseOfDll,
1200 PSYM_ENUMSYMBOLS_CALLBACK EnumSymbolsCallback,
1201 PVOID UserContext)
1202 {
1203 struct sym_enumerate se;
1204
1205 se.ctx = UserContext;
1206 se.cb = EnumSymbolsCallback;
1207
1208 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb, &se);
1209 }
1210
1211 struct sym_enumerate64
1212 {
1213 void* ctx;
1214 PSYM_ENUMSYMBOLS_CALLBACK64 cb;
1215 };
1216
1217 static BOOL CALLBACK sym_enumerate_cb64(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1218 {
1219 struct sym_enumerate64* se = ctx;
1220 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1221 }
1222
1223 /***********************************************************************
1224 * SymEnumerateSymbols64 (DBGHELP.@)
1225 */
1226 BOOL WINAPI SymEnumerateSymbols64(HANDLE hProcess, DWORD64 BaseOfDll,
1227 PSYM_ENUMSYMBOLS_CALLBACK64 EnumSymbolsCallback,
1228 PVOID UserContext)
1229 {
1230 struct sym_enumerate64 se;
1231
1232 se.ctx = UserContext;
1233 se.cb = EnumSymbolsCallback;
1234
1235 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb64, &se);
1236 }
1237
1238 /******************************************************************
1239 * SymFromAddr (DBGHELP.@)
1240 *
1241 */
1242 BOOL WINAPI SymFromAddr(HANDLE hProcess, DWORD64 Address,
1243 DWORD64* Displacement, PSYMBOL_INFO Symbol)
1244 {
1245 struct module_pair pair;
1246 struct symt_ht* sym;
1247
1248 pair.pcs = process_find_by_handle(hProcess);
1249 if (!pair.pcs) return FALSE;
1250 pair.requested = module_find_by_addr(pair.pcs, Address, DMT_UNKNOWN);
1251 if (!module_get_debug(&pair)) return FALSE;
1252 if ((sym = symt_find_nearest(pair.effective, Address)) == NULL) return FALSE;
1253
1254 symt_fill_sym_info(&pair, NULL, &sym->symt, Symbol);
1255 if (Displacement)
1256 *Displacement = Address - Symbol->Address;
1257 return TRUE;
1258 }
1259
1260 /******************************************************************
1261 * SymFromAddrW (DBGHELP.@)
1262 *
1263 */
1264 BOOL WINAPI SymFromAddrW(HANDLE hProcess, DWORD64 Address,
1265 DWORD64* Displacement, PSYMBOL_INFOW Symbol)
1266 {
1267 PSYMBOL_INFO si;
1268 unsigned len;
1269 BOOL ret;
1270
1271 len = sizeof(*si) + Symbol->MaxNameLen * sizeof(WCHAR);
1272 si = HeapAlloc(GetProcessHeap(), 0, len);
1273 if (!si) return FALSE;
1274
1275 si->SizeOfStruct = sizeof(*si);
1276 si->MaxNameLen = Symbol->MaxNameLen;
1277 if ((ret = SymFromAddr(hProcess, Address, Displacement, si)))
1278 {
1279 copy_symbolW(Symbol, si);
1280 }
1281 HeapFree(GetProcessHeap(), 0, si);
1282 return ret;
1283 }
1284
1285 /******************************************************************
1286 * SymGetSymFromAddr (DBGHELP.@)
1287 *
1288 */
1289 BOOL WINAPI SymGetSymFromAddr(HANDLE hProcess, DWORD Address,
1290 PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
1291 {
1292 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1293 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1294 size_t len;
1295 DWORD64 Displacement64;
1296
1297 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1298 si->SizeOfStruct = sizeof(*si);
1299 si->MaxNameLen = MAX_SYM_NAME;
1300 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1301 return FALSE;
1302
1303 if (Displacement)
1304 *Displacement = Displacement64;
1305 Symbol->Address = si->Address;
1306 Symbol->Size = si->Size;
1307 Symbol->Flags = si->Flags;
1308 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1309 lstrcpynA(Symbol->Name, si->Name, len);
1310 return TRUE;
1311 }
1312
1313 /******************************************************************
1314 * SymGetSymFromAddr64 (DBGHELP.@)
1315 *
1316 */
1317 BOOL WINAPI SymGetSymFromAddr64(HANDLE hProcess, DWORD64 Address,
1318 PDWORD64 Displacement, PIMAGEHLP_SYMBOL64 Symbol)
1319 {
1320 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1321 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1322 size_t len;
1323 DWORD64 Displacement64;
1324
1325 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1326 si->SizeOfStruct = sizeof(*si);
1327 si->MaxNameLen = MAX_SYM_NAME;
1328 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1329 return FALSE;
1330
1331 if (Displacement)
1332 *Displacement = Displacement64;
1333 Symbol->Address = si->Address;
1334 Symbol->Size = si->Size;
1335 Symbol->Flags = si->Flags;
1336 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1337 lstrcpynA(Symbol->Name, si->Name, len);
1338 return TRUE;
1339 }
1340
1341 static BOOL find_name(struct process* pcs, struct module* module, const char* name,
1342 SYMBOL_INFO* symbol)
1343 {
1344 struct hash_table_iter hti;
1345 void* ptr;
1346 struct symt_ht* sym = NULL;
1347 struct module_pair pair;
1348
1349 pair.pcs = pcs;
1350 if (!(pair.requested = module)) return FALSE;
1351 if (!module_get_debug(&pair)) return FALSE;
1352
1353 hash_table_iter_init(&pair.effective->ht_symbols, &hti, name);
1354 while ((ptr = hash_table_iter_up(&hti)))
1355 {
1356 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
1357
1358 if (!strcmp(sym->hash_elt.name, name))
1359 {
1360 symt_fill_sym_info(&pair, NULL, &sym->symt, symbol);
1361 return TRUE;
1362 }
1363 }
1364 return FALSE;
1365
1366 }
1367 /******************************************************************
1368 * SymFromName (DBGHELP.@)
1369 *
1370 */
1371 BOOL WINAPI SymFromName(HANDLE hProcess, PCSTR Name, PSYMBOL_INFO Symbol)
1372 {
1373 struct process* pcs = process_find_by_handle(hProcess);
1374 struct module* module;
1375 const char* name;
1376
1377 TRACE("(%p, %s, %p)\n", hProcess, Name, Symbol);
1378 if (!pcs) return FALSE;
1379 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1380 name = strchr(Name, '!');
1381 if (name)
1382 {
1383 char tmp[128];
1384 assert(name - Name < sizeof(tmp));
1385 memcpy(tmp, Name, name - Name);
1386 tmp[name - Name] = '\0';
1387 module = module_find_by_nameA(pcs, tmp);
1388 return find_name(pcs, module, name + 1, Symbol);
1389 }
1390 for (module = pcs->lmodules; module; module = module->next)
1391 {
1392 if (module->type == DMT_PE && find_name(pcs, module, Name, Symbol))
1393 return TRUE;
1394 }
1395 /* not found in PE modules, retry on the ELF ones
1396 */
1397 if (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES)
1398 {
1399 for (module = pcs->lmodules; module; module = module->next)
1400 {
1401 if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
1402 !module_get_containee(pcs, module) &&
1403 find_name(pcs, module, Name, Symbol))
1404 return TRUE;
1405 }
1406 }
1407 return FALSE;
1408 }
1409
1410 /***********************************************************************
1411 * SymGetSymFromName64 (DBGHELP.@)
1412 */
1413 BOOL WINAPI SymGetSymFromName64(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL64 Symbol)
1414 {
1415 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1416 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1417 size_t len;
1418
1419 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1420 si->SizeOfStruct = sizeof(*si);
1421 si->MaxNameLen = MAX_SYM_NAME;
1422 if (!SymFromName(hProcess, Name, si)) return FALSE;
1423
1424 Symbol->Address = si->Address;
1425 Symbol->Size = si->Size;
1426 Symbol->Flags = si->Flags;
1427 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1428 lstrcpynA(Symbol->Name, si->Name, len);
1429 return TRUE;
1430 }
1431
1432 /***********************************************************************
1433 * SymGetSymFromName (DBGHELP.@)
1434 */
1435 BOOL WINAPI SymGetSymFromName(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL Symbol)
1436 {
1437 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1438 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1439 size_t len;
1440
1441 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1442 si->SizeOfStruct = sizeof(*si);
1443 si->MaxNameLen = MAX_SYM_NAME;
1444 if (!SymFromName(hProcess, Name, si)) return FALSE;
1445
1446 Symbol->Address = si->Address;
1447 Symbol->Size = si->Size;
1448 Symbol->Flags = si->Flags;
1449 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1450 lstrcpynA(Symbol->Name, si->Name, len);
1451 return TRUE;
1452 }
1453
1454 /******************************************************************
1455 * sym_fill_func_line_info
1456 *
1457 * fills information about a file
1458 */
1459 BOOL symt_fill_func_line_info(const struct module* module, const struct symt_function* func,
1460 DWORD64 addr, IMAGEHLP_LINE64* line)
1461 {
1462 struct line_info* dli = NULL;
1463 BOOL found = FALSE;
1464 int i;
1465
1466 assert(func->symt.tag == SymTagFunction);
1467
1468 for (i=vector_length(&func->vlines)-1; i>=0; i--)
1469 {
1470 dli = vector_at(&func->vlines, i);
1471 if (!dli->is_source_file)
1472 {
1473 if (found || dli->u.pc_offset > addr) continue;
1474 line->LineNumber = dli->line_number;
1475 line->Address = dli->u.pc_offset;
1476 line->Key = dli;
1477 found = TRUE;
1478 continue;
1479 }
1480 if (found)
1481 {
1482 line->FileName = (char*)source_get(module, dli->u.source_file);
1483 return TRUE;
1484 }
1485 }
1486 return FALSE;
1487 }
1488
1489 /***********************************************************************
1490 * SymGetSymNext64 (DBGHELP.@)
1491 */
1492 BOOL WINAPI SymGetSymNext64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1493 {
1494 /* algo:
1495 * get module from Symbol.Address
1496 * get index in module.addr_sorttab of Symbol.Address
1497 * increment index
1498 * if out of module bounds, move to next module in process address space
1499 */
1500 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1501 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1502 return FALSE;
1503 }
1504
1505 /***********************************************************************
1506 * SymGetSymNext (DBGHELP.@)
1507 */
1508 BOOL WINAPI SymGetSymNext(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1509 {
1510 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1511 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1512 return FALSE;
1513 }
1514
1515 /***********************************************************************
1516 * SymGetSymPrev64 (DBGHELP.@)
1517 */
1518 BOOL WINAPI SymGetSymPrev64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1519 {
1520 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1521 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1522 return FALSE;
1523 }
1524
1525 /***********************************************************************
1526 * SymGetSymPrev (DBGHELP.@)
1527 */
1528 BOOL WINAPI SymGetSymPrev(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1529 {
1530 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1531 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1532 return FALSE;
1533 }
1534
1535 /******************************************************************
1536 * copy_line_64_from_32 (internal)
1537 *
1538 */
1539 static void copy_line_64_from_32(IMAGEHLP_LINE64* l64, const IMAGEHLP_LINE* l32)
1540
1541 {
1542 l64->Key = l32->Key;
1543 l64->LineNumber = l32->LineNumber;
1544 l64->FileName = l32->FileName;
1545 l64->Address = l32->Address;
1546 }
1547
1548 /******************************************************************
1549 * copy_line_W64_from_32 (internal)
1550 *
1551 */
1552 static void copy_line_W64_from_64(struct process* pcs, IMAGEHLP_LINEW64* l64w, const IMAGEHLP_LINE64* l64)
1553 {
1554 unsigned len;
1555
1556 l64w->Key = l64->Key;
1557 l64w->LineNumber = l64->LineNumber;
1558 len = MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, NULL, 0);
1559 if ((l64w->FileName = fetch_buffer(pcs, len * sizeof(WCHAR))))
1560 MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, l64w->FileName, len);
1561 l64w->Address = l64->Address;
1562 }
1563
1564 /******************************************************************
1565 * copy_line_32_from_64 (internal)
1566 *
1567 */
1568 static void copy_line_32_from_64(IMAGEHLP_LINE* l32, const IMAGEHLP_LINE64* l64)
1569
1570 {
1571 l32->Key = l64->Key;
1572 l32->LineNumber = l64->LineNumber;
1573 l32->FileName = l64->FileName;
1574 l32->Address = l64->Address;
1575 }
1576
1577 /******************************************************************
1578 * SymGetLineFromAddr (DBGHELP.@)
1579 *
1580 */
1581 BOOL WINAPI SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr,
1582 PDWORD pdwDisplacement, PIMAGEHLP_LINE Line)
1583 {
1584 IMAGEHLP_LINE64 il64;
1585
1586 il64.SizeOfStruct = sizeof(il64);
1587 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1588 return FALSE;
1589 copy_line_32_from_64(Line, &il64);
1590 return TRUE;
1591 }
1592
1593 /******************************************************************
1594 * SymGetLineFromAddr64 (DBGHELP.@)
1595 *
1596 */
1597 BOOL WINAPI SymGetLineFromAddr64(HANDLE hProcess, DWORD64 dwAddr,
1598 PDWORD pdwDisplacement, PIMAGEHLP_LINE64 Line)
1599 {
1600 struct module_pair pair;
1601 struct symt_ht* symt;
1602
1603 TRACE("%p %s %p %p\n", hProcess, wine_dbgstr_longlong(dwAddr), pdwDisplacement, Line);
1604
1605 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1606
1607 pair.pcs = process_find_by_handle(hProcess);
1608 if (!pair.pcs) return FALSE;
1609 pair.requested = module_find_by_addr(pair.pcs, dwAddr, DMT_UNKNOWN);
1610 if (!module_get_debug(&pair)) return FALSE;
1611 if ((symt = symt_find_nearest(pair.effective, dwAddr)) == NULL) return FALSE;
1612
1613 if (symt->symt.tag != SymTagFunction) return FALSE;
1614 if (!symt_fill_func_line_info(pair.effective, (struct symt_function*)symt,
1615 dwAddr, Line)) return FALSE;
1616 *pdwDisplacement = dwAddr - Line->Address;
1617 return TRUE;
1618 }
1619
1620 /******************************************************************
1621 * SymGetLineFromAddrW64 (DBGHELP.@)
1622 *
1623 */
1624 BOOL WINAPI SymGetLineFromAddrW64(HANDLE hProcess, DWORD64 dwAddr,
1625 PDWORD pdwDisplacement, PIMAGEHLP_LINEW64 Line)
1626 {
1627 IMAGEHLP_LINE64 il64;
1628
1629 il64.SizeOfStruct = sizeof(il64);
1630 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1631 return FALSE;
1632 copy_line_W64_from_64(process_find_by_handle(hProcess), Line, &il64);
1633 return TRUE;
1634 }
1635
1636 /******************************************************************
1637 * SymGetLinePrev64 (DBGHELP.@)
1638 *
1639 */
1640 BOOL WINAPI SymGetLinePrev64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1641 {
1642 struct module_pair pair;
1643 struct line_info* li;
1644 BOOL in_search = FALSE;
1645
1646 TRACE("(%p %p)\n", hProcess, Line);
1647
1648 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1649
1650 pair.pcs = process_find_by_handle(hProcess);
1651 if (!pair.pcs) return FALSE;
1652 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1653 if (!module_get_debug(&pair)) return FALSE;
1654
1655 if (Line->Key == 0) return FALSE;
1656 li = Line->Key;
1657 /* things are a bit complicated because when we encounter a DLIT_SOURCEFILE
1658 * element we have to go back until we find the prev one to get the real
1659 * source file name for the DLIT_OFFSET element just before
1660 * the first DLIT_SOURCEFILE
1661 */
1662 while (!li->is_first)
1663 {
1664 li--;
1665 if (!li->is_source_file)
1666 {
1667 Line->LineNumber = li->line_number;
1668 Line->Address = li->u.pc_offset;
1669 Line->Key = li;
1670 if (!in_search) return TRUE;
1671 }
1672 else
1673 {
1674 if (in_search)
1675 {
1676 Line->FileName = (char*)source_get(pair.effective, li->u.source_file);
1677 return TRUE;
1678 }
1679 in_search = TRUE;
1680 }
1681 }
1682 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1683 return FALSE;
1684 }
1685
1686 /******************************************************************
1687 * SymGetLinePrev (DBGHELP.@)
1688 *
1689 */
1690 BOOL WINAPI SymGetLinePrev(HANDLE hProcess, PIMAGEHLP_LINE Line)
1691 {
1692 IMAGEHLP_LINE64 line64;
1693
1694 line64.SizeOfStruct = sizeof(line64);
1695 copy_line_64_from_32(&line64, Line);
1696 if (!SymGetLinePrev64(hProcess, &line64)) return FALSE;
1697 copy_line_32_from_64(Line, &line64);
1698 return TRUE;
1699 }
1700
1701 BOOL symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line)
1702 {
1703 struct line_info* li;
1704
1705 if (line->Key == 0) return FALSE;
1706 li = line->Key;
1707 while (!li->is_last)
1708 {
1709 li++;
1710 if (!li->is_source_file)
1711 {
1712 line->LineNumber = li->line_number;
1713 line->Address = li->u.pc_offset;
1714 line->Key = li;
1715 return TRUE;
1716 }
1717 line->FileName = (char*)source_get(module, li->u.source_file);
1718 }
1719 return FALSE;
1720 }
1721
1722 /******************************************************************
1723 * SymGetLineNext64 (DBGHELP.@)
1724 *
1725 */
1726 BOOL WINAPI SymGetLineNext64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1727 {
1728 struct module_pair pair;
1729
1730 TRACE("(%p %p)\n", hProcess, Line);
1731
1732 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1733 pair.pcs = process_find_by_handle(hProcess);
1734 if (!pair.pcs) return FALSE;
1735 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1736 if (!module_get_debug(&pair)) return FALSE;
1737
1738 if (symt_get_func_line_next(pair.effective, Line)) return TRUE;
1739 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1740 return FALSE;
1741 }
1742
1743 /******************************************************************
1744 * SymGetLineNext (DBGHELP.@)
1745 *
1746 */
1747 BOOL WINAPI SymGetLineNext(HANDLE hProcess, PIMAGEHLP_LINE Line)
1748 {
1749 IMAGEHLP_LINE64 line64;
1750
1751 line64.SizeOfStruct = sizeof(line64);
1752 copy_line_64_from_32(&line64, Line);
1753 if (!SymGetLineNext64(hProcess, &line64)) return FALSE;
1754 copy_line_32_from_64(Line, &line64);
1755 return TRUE;
1756 }
1757
1758 /***********************************************************************
1759 * SymUnDName (DBGHELP.@)
1760 */
1761 BOOL WINAPI SymUnDName(PIMAGEHLP_SYMBOL sym, PSTR UnDecName, DWORD UnDecNameLength)
1762 {
1763 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1764 UNDNAME_COMPLETE) != 0;
1765 }
1766
1767 /***********************************************************************
1768 * SymUnDName64 (DBGHELP.@)
1769 */
1770 BOOL WINAPI SymUnDName64(PIMAGEHLP_SYMBOL64 sym, PSTR UnDecName, DWORD UnDecNameLength)
1771 {
1772 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1773 UNDNAME_COMPLETE) != 0;
1774 }
1775
1776 static void * CDECL und_alloc(size_t len) { return HeapAlloc(GetProcessHeap(), 0, len); }
1777 static void CDECL und_free (void* ptr) { HeapFree(GetProcessHeap(), 0, ptr); }
1778
1779 static char *und_name(char *buffer, const char *mangled, int buflen, unsigned short flags)
1780 {
1781 /* undocumented from msvcrt */
1782 static HANDLE hMsvcrt;
1783 static char* (CDECL *p_undname)(char*, const char*, int, void* (CDECL*)(size_t), void (CDECL*)(void*), unsigned short);
1784 static const WCHAR szMsvcrt[] = {'m','s','v','c','r','t','.','d','l','l',0};
1785
1786 if (!p_undname)
1787 {
1788 if (!hMsvcrt) hMsvcrt = LoadLibraryW(szMsvcrt);
1789 if (hMsvcrt) p_undname = (void*)GetProcAddress(hMsvcrt, "__unDName");
1790 if (!p_undname) return NULL;
1791 }
1792
1793 return p_undname(buffer, mangled, buflen, und_alloc, und_free, flags);
1794 }
1795
1796 /***********************************************************************
1797 * UnDecorateSymbolName (DBGHELP.@)
1798 */
1799 DWORD WINAPI UnDecorateSymbolName(const char *decorated_name, char *undecorated_name,
1800 DWORD undecorated_length, DWORD flags)
1801 {
1802 TRACE("(%s, %p, %d, 0x%08x)\n",
1803 debugstr_a(decorated_name), undecorated_name, undecorated_length, flags);
1804
1805 if (!undecorated_name || !undecorated_length)
1806 return 0;
1807 if (!und_name(undecorated_name, decorated_name, undecorated_length, flags))
1808 return 0;
1809 return strlen(undecorated_name);
1810 }
1811
1812 /***********************************************************************
1813 * UnDecorateSymbolNameW (DBGHELP.@)
1814 */
1815 DWORD WINAPI UnDecorateSymbolNameW(const WCHAR *decorated_name, WCHAR *undecorated_name,
1816 DWORD undecorated_length, DWORD flags)
1817 {
1818 char *buf, *ptr;
1819 int len, ret = 0;
1820
1821 TRACE("(%s, %p, %d, 0x%08x)\n",
1822 debugstr_w(decorated_name), undecorated_name, undecorated_length, flags);
1823
1824 if (!undecorated_name || !undecorated_length)
1825 return 0;
1826
1827 len = WideCharToMultiByte(CP_ACP, 0, decorated_name, -1, NULL, 0, NULL, NULL);
1828 if ((buf = HeapAlloc(GetProcessHeap(), 0, len)))
1829 {
1830 WideCharToMultiByte(CP_ACP, 0, decorated_name, -1, buf, len, NULL, NULL);
1831 if ((ptr = und_name(NULL, buf, 0, flags)))
1832 {
1833 MultiByteToWideChar(CP_ACP, 0, ptr, -1, undecorated_name, undecorated_length);
1834 undecorated_name[undecorated_length - 1] = 0;
1835 ret = strlenW(undecorated_name);
1836 und_free(ptr);
1837 }
1838 HeapFree(GetProcessHeap(), 0, buf);
1839 }
1840
1841 return ret;
1842 }
1843
1844 #define WILDCHAR(x) (-(x))
1845
1846 static int re_fetch_char(const WCHAR** re)
1847 {
1848 switch (**re)
1849 {
1850 case '\\': (*re)++; return *(*re)++;
1851 case '*': case '[': case '?': case '+': case '#': case ']': return WILDCHAR(*(*re)++);
1852 default: return *(*re)++;
1853 }
1854 }
1855
1856 static inline int re_match_char(WCHAR ch1, WCHAR ch2, BOOL _case)
1857 {
1858 return _case ? ch1 - ch2 : toupperW(ch1) - toupperW(ch2);
1859 }
1860
1861 static const WCHAR* re_match_one(const WCHAR* string, const WCHAR* elt, BOOL _case)
1862 {
1863 int ch1, prev = 0;
1864 unsigned state = 0;
1865
1866 switch (ch1 = re_fetch_char(&elt))
1867 {
1868 default:
1869 return (ch1 >= 0 && re_match_char(*string, ch1, _case) == 0) ? ++string : NULL;
1870 case WILDCHAR('?'): return *string ? ++string : NULL;
1871 case WILDCHAR('*'): assert(0);
1872 case WILDCHAR('['): break;
1873 }
1874
1875 for (;;)
1876 {
1877 ch1 = re_fetch_char(&elt);
1878 if (ch1 == WILDCHAR(']')) return NULL;
1879 if (state == 1 && ch1 == '-') state = 2;
1880 else
1881 {
1882 if (re_match_char(*string, ch1, _case) == 0) return ++string;
1883 switch (state)
1884 {
1885 case 0:
1886 state = 1;
1887 prev = ch1;
1888 break;
1889 case 1:
1890 state = 0;
1891 break;
1892 case 2:
1893 if (prev >= 0 && ch1 >= 0 && re_match_char(prev, *string, _case) <= 0 &&
1894 re_match_char(*string, ch1, _case) <= 0)
1895 return ++string;
1896 state = 0;
1897 break;
1898 }
1899 }
1900 }
1901 }
1902
1903 /******************************************************************
1904 * re_match_multi
1905 *
1906 * match a substring of *pstring according to *pre regular expression
1907 * pstring and pre are only updated in case of successful match
1908 */
1909 static BOOL re_match_multi(const WCHAR** pstring, const WCHAR** pre, BOOL _case)
1910 {
1911 const WCHAR* re_end = *pre;
1912 const WCHAR* string_end = *pstring;
1913 const WCHAR* re_beg;
1914 const WCHAR* string_beg;
1915 const WCHAR* next;
1916 int ch;
1917
1918 while (*re_end && *string_end)
1919 {
1920 string_beg = string_end;
1921 re_beg = re_end;
1922 switch (ch = re_fetch_char(&re_end))
1923 {
1924 case WILDCHAR(']'): case WILDCHAR('+'): case WILDCHAR('#'): return FALSE;
1925 case WILDCHAR('*'):
1926 /* transform '*' into '?#' */
1927 {static const WCHAR qmW[] = {'?',0}; re_beg = qmW;}
1928 goto closure;
1929 case WILDCHAR('['):
1930 do
1931 {
1932 if (!(ch = re_fetch_char(&re_end))) return FALSE;
1933 } while (ch != WILDCHAR(']'));
1934 /* fall through */
1935 case WILDCHAR('?'):
1936 default:
1937 break;
1938 }
1939
1940 switch (*re_end)
1941 {
1942 case '+':
1943 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1944 string_beg++;
1945 /* fall through */
1946 case '#':
1947 re_end++;
1948 closure:
1949 while ((next = re_match_one(string_end, re_beg, _case))) string_end = next;
1950 for ( ; string_end >= string_beg; string_end--)
1951 {
1952 if (re_match_multi(&string_end, &re_end, _case)) goto found;
1953 }
1954 return FALSE;
1955 default:
1956 if (!(next = re_match_one(string_end, re_beg, _case))) return FALSE;
1957 string_end = next;
1958 }
1959 re_beg = re_end;
1960 }
1961
1962 if (*re_end || *string_end) return FALSE;
1963
1964 found:
1965 *pre = re_end;
1966 *pstring = string_end;
1967 return TRUE;
1968 }
1969
1970 /******************************************************************
1971 * SymMatchStringA (DBGHELP.@)
1972 *
1973 */
1974 BOOL WINAPI SymMatchStringA(PCSTR string, PCSTR re, BOOL _case)
1975 {
1976 WCHAR* strW;
1977 WCHAR* reW;
1978 BOOL ret = FALSE;
1979 DWORD sz;
1980
1981 if (!string || !re)
1982 {
1983 SetLastError(ERROR_INVALID_HANDLE);
1984 return FALSE;
1985 }
1986 TRACE("%s %s %c\n", string, re, _case ? 'Y' : 'N');
1987
1988 sz = MultiByteToWideChar(CP_ACP, 0, string, -1, NULL, 0);
1989 if ((strW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1990 MultiByteToWideChar(CP_ACP, 0, string, -1, strW, sz);
1991 sz = MultiByteToWideChar(CP_ACP, 0, re, -1, NULL, 0);
1992 if ((reW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
1993 MultiByteToWideChar(CP_ACP, 0, re, -1, reW, sz);
1994
1995 if (strW && reW)
1996 ret = SymMatchStringW(strW, reW, _case);
1997 HeapFree(GetProcessHeap(), 0, strW);
1998 HeapFree(GetProcessHeap(), 0, reW);
1999 return ret;
2000 }
2001
2002 /******************************************************************
2003 * SymMatchStringW (DBGHELP.@)
2004 *
2005 */
2006 BOOL WINAPI SymMatchStringW(PCWSTR string, PCWSTR re, BOOL _case)
2007 {
2008 TRACE("%s %s %c\n", debugstr_w(string), debugstr_w(re), _case ? 'Y' : 'N');
2009
2010 if (!string || !re)
2011 {
2012 SetLastError(ERROR_INVALID_HANDLE);
2013 return FALSE;
2014 }
2015 return re_match_multi(&string, &re, _case);
2016 }
2017
2018 static inline BOOL doSymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2019 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
2020 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
2021 PVOID UserContext, DWORD Options)
2022 {
2023 struct sym_enum se;
2024
2025 if (Options != SYMSEARCH_GLOBALSONLY)
2026 {
2027 FIXME("Unsupported searching with options (%x)\n", Options);
2028 SetLastError(ERROR_INVALID_PARAMETER);
2029 return FALSE;
2030 }
2031
2032 se.cb = EnumSymbolsCallback;
2033 se.user = UserContext;
2034 se.index = Index;
2035 se.tag = SymTag;
2036 se.addr = Address;
2037 se.sym_info = (PSYMBOL_INFO)se.buffer;
2038
2039 return sym_enum(hProcess, BaseOfDll, Mask, &se);
2040 }
2041
2042 /******************************************************************
2043 * SymSearch (DBGHELP.@)
2044 */
2045 BOOL WINAPI SymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2046 DWORD SymTag, PCSTR Mask, DWORD64 Address,
2047 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
2048 PVOID UserContext, DWORD Options)
2049 {
2050 LPWSTR maskW = NULL;
2051 BOOLEAN ret;
2052
2053 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2054 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, Mask,
2055 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2056 UserContext, Options);
2057
2058 if (Mask)
2059 {
2060 DWORD sz = MultiByteToWideChar(CP_ACP, 0, Mask, -1, NULL, 0);
2061
2062 if (!(maskW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2063 return FALSE;
2064 MultiByteToWideChar(CP_ACP, 0, Mask, -1, maskW, sz);
2065 }
2066 ret = doSymSearch(hProcess, BaseOfDll, Index, SymTag, maskW, Address,
2067 EnumSymbolsCallback, UserContext, Options);
2068 HeapFree(GetProcessHeap(), 0, maskW);
2069 return ret;
2070 }
2071
2072 /******************************************************************
2073 * SymSearchW (DBGHELP.@)
2074 */
2075 BOOL WINAPI SymSearchW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
2076 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
2077 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
2078 PVOID UserContext, DWORD Options)
2079 {
2080 struct sym_enumW sew;
2081
2082 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
2083 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, debugstr_w(Mask),
2084 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
2085 UserContext, Options);
2086
2087 sew.ctx = UserContext;
2088 sew.cb = EnumSymbolsCallback;
2089 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
2090
2091 return doSymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address,
2092 sym_enumW, &sew, Options);
2093 }
2094
2095 /******************************************************************
2096 * SymAddSymbol (DBGHELP.@)
2097 *
2098 */
2099 BOOL WINAPI SymAddSymbol(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR name,
2100 DWORD64 addr, DWORD size, DWORD flags)
2101 {
2102 WCHAR nameW[MAX_SYM_NAME];
2103
2104 MultiByteToWideChar(CP_ACP, 0, name, -1, nameW, sizeof(nameW) / sizeof(WCHAR));
2105 return SymAddSymbolW(hProcess, BaseOfDll, nameW, addr, size, flags);
2106 }
2107
2108 /******************************************************************
2109 * SymAddSymbolW (DBGHELP.@)
2110 *
2111 */
2112 BOOL WINAPI SymAddSymbolW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR name,
2113 DWORD64 addr, DWORD size, DWORD flags)
2114 {
2115 struct module_pair pair;
2116
2117 TRACE("(%p %s %s %u)\n", hProcess, wine_dbgstr_w(name), wine_dbgstr_longlong(addr), size);
2118
2119 pair.pcs = process_find_by_handle(hProcess);
2120 if (!pair.pcs) return FALSE;
2121 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
2122 if (!module_get_debug(&pair)) return FALSE;
2123
2124 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2125 return FALSE;
2126 }
2127
2128 /******************************************************************
2129 * SymSetScopeFromAddr (DBGHELP.@)
2130 */
2131 BOOL WINAPI SymSetScopeFromAddr(HANDLE hProcess, ULONG64 addr)
2132 {
2133 struct process* pcs;
2134
2135 FIXME("(%p %s): stub\n", hProcess, wine_dbgstr_longlong(addr));
2136
2137 if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
2138 return TRUE;
2139 }
2140
2141 /******************************************************************
2142 * SymEnumLines (DBGHELP.@)
2143 *
2144 */
2145 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
2146 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
2147 {
2148 struct module_pair pair;
2149 struct hash_table_iter hti;
2150 struct symt_ht* sym;
2151 WCHAR* srcmask;
2152 struct line_info* dli;
2153 void* ptr;
2154 SRCCODEINFO sci;
2155 const char* file;
2156
2157 if (!cb) return FALSE;
2158 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
2159
2160 pair.pcs = process_find_by_handle(hProcess);
2161 if (!pair.pcs) return FALSE;
2162 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
2163 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
2164 if (!module_get_debug(&pair)) return FALSE;
2165 if (!(srcmask = file_regex(srcfile))) return FALSE;
2166
2167 sci.SizeOfStruct = sizeof(sci);
2168 sci.ModBase = base;
2169
2170 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
2171 while ((ptr = hash_table_iter_up(&hti)))
2172 {
2173 unsigned int i;
2174
2175 sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
2176 if (sym->symt.tag != SymTagFunction) continue;
2177
2178 sci.FileName[0] = '\0';
2179 for (i=0; i<vector_length(&((struct symt_function*)sym)->vlines); i++)
2180 {
2181 dli = vector_at(&((struct symt_function*)sym)->vlines, i);
2182 if (dli->is_source_file)
2183 {
2184 file = source_get(pair.effective, dli->u.source_file);
2185 if (!file) sci.FileName[0] = '\0';
2186 else
2187 {
2188 DWORD sz = MultiByteToWideChar(CP_ACP, 0, file, -1, NULL, 0);
2189 WCHAR* fileW;
2190
2191 if ((fileW = HeapAlloc(GetProcessHeap(), 0, sz * sizeof(WCHAR))))
2192 MultiByteToWideChar(CP_ACP, 0, file, -1, fileW, sz);
2193 if (SymMatchStringW(fileW, srcmask, FALSE))
2194 strcpy(sci.FileName, file);
2195 else
2196 sci.FileName[0] = '\0';
2197 HeapFree(GetProcessHeap(), 0, fileW);
2198 }
2199 }
2200 else if (sci.FileName[0])
2201 {
2202 sci.Key = dli;
2203 sci.Obj[0] = '\0'; /* FIXME */
2204 sci.LineNumber = dli->line_number;
2205 sci.Address = dli->u.pc_offset;
2206 if (!cb(&sci, user)) break;
2207 }
2208 }
2209 }
2210 HeapFree(GetProcessHeap(), 0, srcmask);
2211 return TRUE;
2212 }
2213
2214 BOOL WINAPI SymGetLineFromName(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2215 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINE Line)
2216 {
2217 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2218 dwLineNumber, plDisplacement, Line);
2219 return FALSE;
2220 }
2221
2222 BOOL WINAPI SymGetLineFromName64(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2223 DWORD dwLineNumber, PLONG lpDisplacement, PIMAGEHLP_LINE64 Line)
2224 {
2225 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2226 dwLineNumber, lpDisplacement, Line);
2227 return FALSE;
2228 }
2229
2230 BOOL WINAPI SymGetLineFromNameW64(HANDLE hProcess, PCWSTR ModuleName, PCWSTR FileName,
2231 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINEW64 Line)
2232 {
2233 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, debugstr_w(ModuleName), debugstr_w(FileName),
2234 dwLineNumber, plDisplacement, Line);
2235 return FALSE;
2236 }
2237
2238 /******************************************************************
2239 * SymFromIndex (DBGHELP.@)
2240 *
2241 */
2242 BOOL WINAPI SymFromIndex(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFO symbol)
2243 {
2244 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2245 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2246
2247 return FALSE;
2248 }
2249
2250 /******************************************************************
2251 * SymFromIndexW (DBGHELP.@)
2252 *
2253 */
2254 BOOL WINAPI SymFromIndexW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD index, PSYMBOL_INFOW symbol)
2255 {
2256 FIXME("hProcess = %p, BaseOfDll = %s, index = %d, symbol = %p\n",
2257 hProcess, wine_dbgstr_longlong(BaseOfDll), index, symbol);
2258
2259 return FALSE;
2260 }
2261
2262 /******************************************************************
2263 * SymSetHomeDirectory (DBGHELP.@)
2264 *
2265 */
2266 PCHAR WINAPI SymSetHomeDirectory(HANDLE hProcess, PCSTR dir)
2267 {
2268 FIXME("(%p, %s): stub\n", hProcess, dir);
2269
2270 return NULL;
2271 }
2272
2273 /******************************************************************
2274 * SymSetHomeDirectoryW (DBGHELP.@)
2275 *
2276 */
2277 PWSTR WINAPI SymSetHomeDirectoryW(HANDLE hProcess, PCWSTR dir)
2278 {
2279 FIXME("(%p, %s): stub\n", hProcess, debugstr_w(dir));
2280
2281 return NULL;
2282 }