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dbghelp: When building the by address lookup table, speed up resorting by always...
[wine/multimedia.git] / dlls / dbghelp / symbol.c
blobe92d9989068dd01e2352ca9412ebff4ce021477f
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 #define NONAMELESSSTRUCT
24
25 #include "config.h"
26
27 #include <stdlib.h>
28 #include <stdio.h>
29 #include <string.h>
30 #include <limits.h>
31 #include <sys/types.h>
32 #include <assert.h>
33 #ifdef HAVE_REGEX_H
34 # include <regex.h>
35 #endif
36
37 #include "wine/debug.h"
38 #include "dbghelp_private.h"
39 #include "winnls.h"
40
41 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
42 WINE_DECLARE_DEBUG_CHANNEL(dbghelp_symt);
43
44 static inline int cmp_addr(ULONG64 a1, ULONG64 a2)
45 {
46 if (a1 > a2) return 1;
47 if (a1 < a2) return -1;
48 return 0;
49 }
50
51 static inline int cmp_sorttab_addr(struct module* module, int idx, ULONG64 addr)
52 {
53 ULONG64 ref;
54 symt_get_address(&module->addr_sorttab[idx]->symt, &ref);
55 return cmp_addr(ref, addr);
56 }
57
58 int symt_cmp_addr(const void* p1, const void* p2)
59 {
60 const struct symt* sym1 = *(const struct symt* const *)p1;
61 const struct symt* sym2 = *(const struct symt* const *)p2;
62 ULONG64 a1, a2;
63
64 symt_get_address(sym1, &a1);
65 symt_get_address(sym2, &a2);
66 return cmp_addr(a1, a2);
67 }
68
69 DWORD symt_ptr2index(struct module* module, const struct symt* sym)
70 {
71 #ifdef _WIN64
72 const struct symt** c;
73 int len = vector_length(&module->vsymt), i;
74
75 /* FIXME: this is inefficient */
76 for (i = 0; i < len; i++)
77 {
78 if (*(struct symt**)vector_at(&module->vsymt, i) == sym)
79 return i + 1;
80 }
81 /* not found */
82 c = vector_add(&module->vsymt, &module->pool);
83 if (c) *c = sym;
84 return len + 1;
85 #else
86 return (DWORD)sym;
87 #endif
88 }
89
90 struct symt* symt_index2ptr(struct module* module, DWORD id)
91 {
92 #ifdef _WIN64
93 if (!id-- || id >= vector_length(&module->vsymt)) return NULL;
94 return *(struct symt**)vector_at(&module->vsymt, id);
95 #else
96 return (struct symt*)id;
97 #endif
98 }
99
100 static BOOL symt_grow_sorttab(struct module* module, unsigned sz)
101 {
102 struct symt_ht** new;
103 unsigned int size;
104
105 if (sz <= module->sorttab_size) return TRUE;
106 if (module->addr_sorttab)
107 {
108 size = module->sorttab_size * 2;
109 new = HeapReAlloc(GetProcessHeap(), 0, module->addr_sorttab,
110 size * sizeof(struct symt_ht*));
111 }
112 else
113 {
114 size = 64;
115 new = HeapAlloc(GetProcessHeap(), 0, size * sizeof(struct symt_ht*));
116 }
117 if (!new) return FALSE;
118 module->sorttab_size = size;
119 module->addr_sorttab = new;
120 return TRUE;
121 }
122
123 static void symt_add_module_ht(struct module* module, struct symt_ht* ht)
124 {
125 ULONG64 addr;
126
127 hash_table_add(&module->ht_symbols, &ht->hash_elt);
128 /* Don't store in sorttab a symbol without address, they are of
129 * no use here (e.g. constant values)
130 */
131 if (symt_get_address(&ht->symt, &addr) &&
132 symt_grow_sorttab(module, module->num_symbols + 1))
133 {
134 module->addr_sorttab[module->num_symbols++] = ht;
135 module->sortlist_valid = FALSE;
136 }
137 }
138
139 #ifdef HAVE_REGEX_H
140
141 /* transforms a dbghelp's regular expression into a POSIX one
142 * Here are the valid dbghelp reg ex characters:
143 * * 0 or more characters
144 * ? a single character
145 * [] list
146 * # 0 or more of preceding char
147 * + 1 or more of preceding char
148 * escapes \ on #, ?, [, ], *, +. don't work on -
149 */
150 static void compile_regex(const char* str, int numchar, regex_t* re, BOOL _case)
151 {
152 char *mask, *p;
153 BOOL in_escape = FALSE;
154 unsigned flags = REG_NOSUB;
155
156 if (numchar == -1) numchar = strlen( str );
157
158 p = mask = HeapAlloc( GetProcessHeap(), 0, 2 * numchar + 3 );
159 *p++ = '^';
160
161 while (*str && numchar--)
162 {
163 /* FIXME: this shouldn't be valid on '-' */
164 if (in_escape)
165 {
166 *p++ = '\\';
167 *p++ = *str;
168 in_escape = FALSE;
169 }
170 else switch (*str)
171 {
172 case '\\': in_escape = TRUE; break;
173 case '*': *p++ = '.'; *p++ = '*'; break;
174 case '?': *p++ = '.'; break;
175 case '#': *p++ = '*'; break;
176 /* escape some valid characters in dbghelp reg exp:s */
177 case '$': *p++ = '\\'; *p++ = '$'; break;
178 /* +, [, ], - are the same in dbghelp & POSIX, use them as any other char */
179 default: *p++ = *str; break;
180 }
181 str++;
182 }
183 if (in_escape)
184 {
185 *p++ = '\\';
186 *p++ = '\\';
187 }
188 *p++ = '$';
189 *p = 0;
190 if (_case) flags |= REG_ICASE;
191 if (regcomp(re, mask, flags)) FIXME("Couldn't compile %s\n", mask);
192 HeapFree(GetProcessHeap(), 0, mask);
193 }
194
195 static BOOL compile_file_regex(regex_t* re, const char* srcfile)
196 {
197 char *mask, *p;
198 BOOL ret;
199
200 if (!srcfile || !*srcfile) return regcomp(re, ".*", REG_NOSUB);
201
202 p = mask = HeapAlloc(GetProcessHeap(), 0, 5 * strlen(srcfile) + 4);
203 *p++ = '^';
204 while (*srcfile)
205 {
206 switch (*srcfile)
207 {
208 case '\\':
209 case '/':
210 *p++ = '[';
211 *p++ = '\\';
212 *p++ = '\\';
213 *p++ = '/';
214 *p++ = ']';
215 break;
216 case '.':
217 *p++ = '\\';
218 *p++ = '.';
219 break;
220 case '*':
221 *p++ = '.';
222 *p++ = '*';
223 break;
224 default:
225 *p++ = *srcfile;
226 break;
227 }
228 srcfile++;
229 }
230 *p++ = '$';
231 *p = 0;
232 ret = !regcomp(re, mask, REG_NOSUB);
233 HeapFree(GetProcessHeap(), 0, mask);
234 if (!ret)
235 {
236 FIXME("Couldn't compile %s\n", mask);
237 SetLastError(ERROR_INVALID_PARAMETER);
238 }
239 return ret;
240 }
241
242 static int match_regexp( const regex_t *re, const char *str )
243 {
244 return !regexec( re, str, 0, NULL, 0 );
245 }
246
247 #else /* HAVE_REGEX_H */
248
249 /* if we don't have regexp support, fall back to a simple string comparison */
250
251 typedef struct
252 {
253 char *str;
254 BOOL icase;
255 } regex_t;
256
257 static void compile_regex(const char* str, int numchar, regex_t* re, BOOL _case)
258 {
259 if (numchar == -1) numchar = strlen( str );
260
261 re->str = HeapAlloc( GetProcessHeap(), 0, numchar + 1 );
262 memcpy( re->str, str, numchar );
263 re->str[numchar] = 0;
264 re->icase = _case;
265 }
266
267 static BOOL compile_file_regex(regex_t* re, const char* srcfile)
268 {
269 if (!srcfile || !*srcfile) re->str = NULL;
270 else compile_regex( srcfile, -1, re, FALSE );
271 return TRUE;
272 }
273
274 static int match_regexp( const regex_t *re, const char *str )
275 {
276 if (!re->str) return 1;
277 if (re->icase) return !lstrcmpiA( re->str, str );
278 return !strcmp( re->str, str );
279 }
280
281 static void regfree( regex_t *re )
282 {
283 HeapFree( GetProcessHeap(), 0, re->str );
284 }
285
286 #endif /* HAVE_REGEX_H */
287
288 struct symt_compiland* symt_new_compiland(struct module* module,
289 unsigned long address, unsigned src_idx)
290 {
291 struct symt_compiland* sym;
292
293 TRACE_(dbghelp_symt)("Adding compiland symbol %s:%s\n",
294 debugstr_w(module->module.ModuleName), source_get(module, src_idx));
295 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
296 {
297 sym->symt.tag = SymTagCompiland;
298 sym->address = address;
299 sym->source = src_idx;
300 vector_init(&sym->vchildren, sizeof(struct symt*), 32);
301 }
302 return sym;
303 }
304
305 struct symt_public* symt_new_public(struct module* module,
306 struct symt_compiland* compiland,
307 const char* name,
308 unsigned long address, unsigned size)
309 {
310 struct symt_public* sym;
311 struct symt** p;
312
313 TRACE_(dbghelp_symt)("Adding public symbol %s:%s @%lx\n",
314 debugstr_w(module->module.ModuleName), name, address);
315 if ((dbghelp_options & SYMOPT_AUTO_PUBLICS) &&
316 symt_find_nearest(module, address) != NULL)
317 return NULL;
318 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
319 {
320 sym->symt.tag = SymTagPublicSymbol;
321 sym->hash_elt.name = pool_strdup(&module->pool, name);
322 sym->container = compiland ? &compiland->symt : NULL;
323 sym->address = address;
324 sym->size = size;
325 symt_add_module_ht(module, (struct symt_ht*)sym);
326 if (compiland)
327 {
328 p = vector_add(&compiland->vchildren, &module->pool);
329 *p = &sym->symt;
330 }
331 }
332 return sym;
333 }
334
335 struct symt_data* symt_new_global_variable(struct module* module,
336 struct symt_compiland* compiland,
337 const char* name, unsigned is_static,
338 struct location loc, unsigned long size,
339 struct symt* type)
340 {
341 struct symt_data* sym;
342 struct symt** p;
343 DWORD64 tsz;
344
345 TRACE_(dbghelp_symt)("Adding global symbol %s:%s %d@%lx %p\n",
346 debugstr_w(module->module.ModuleName), name, loc.kind, loc.offset, type);
347 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
348 {
349 sym->symt.tag = SymTagData;
350 sym->hash_elt.name = pool_strdup(&module->pool, name);
351 sym->kind = is_static ? DataIsFileStatic : DataIsGlobal;
352 sym->container = compiland ? &compiland->symt : NULL;
353 sym->type = type;
354 sym->u.var = loc;
355 if (type && size && symt_get_info(module, type, TI_GET_LENGTH, &tsz))
356 {
357 if (tsz != size)
358 FIXME("Size mismatch for %s.%s between type (%s) and src (%lu)\n",
359 debugstr_w(module->module.ModuleName), name,
360 wine_dbgstr_longlong(tsz), size);
361 }
362 symt_add_module_ht(module, (struct symt_ht*)sym);
363 if (compiland)
364 {
365 p = vector_add(&compiland->vchildren, &module->pool);
366 *p = &sym->symt;
367 }
368 }
369 return sym;
370 }
371
372 struct symt_function* symt_new_function(struct module* module,
373 struct symt_compiland* compiland,
374 const char* name,
375 unsigned long addr, unsigned long size,
376 struct symt* sig_type)
377 {
378 struct symt_function* sym;
379 struct symt** p;
380
381 TRACE_(dbghelp_symt)("Adding global function %s:%s @%lx-%lx\n",
382 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
383
384 assert(!sig_type || sig_type->tag == SymTagFunctionType);
385 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
386 {
387 sym->symt.tag = SymTagFunction;
388 sym->hash_elt.name = pool_strdup(&module->pool, name);
389 sym->container = &compiland->symt;
390 sym->address = addr;
391 sym->type = sig_type;
392 sym->size = size;
393 vector_init(&sym->vlines, sizeof(struct line_info), 64);
394 vector_init(&sym->vchildren, sizeof(struct symt*), 8);
395 symt_add_module_ht(module, (struct symt_ht*)sym);
396 if (compiland)
397 {
398 p = vector_add(&compiland->vchildren, &module->pool);
399 *p = &sym->symt;
400 }
401 }
402 return sym;
403 }
404
405 void symt_add_func_line(struct module* module, struct symt_function* func,
406 unsigned source_idx, int line_num, unsigned long offset)
407 {
408 struct line_info* dli;
409 BOOL last_matches = FALSE;
410 int i;
411
412 if (func == NULL || !(dbghelp_options & SYMOPT_LOAD_LINES)) return;
413
414 TRACE_(dbghelp_symt)("(%p)%s:%lx %s:%u\n",
415 func, func->hash_elt.name, offset,
416 source_get(module, source_idx), line_num);
417
418 assert(func->symt.tag == SymTagFunction);
419
420 for (i=vector_length(&func->vlines)-1; i>=0; i--)
421 {
422 dli = vector_at(&func->vlines, i);
423 if (dli->is_source_file)
424 {
425 last_matches = (source_idx == dli->u.source_file);
426 break;
427 }
428 }
429
430 if (!last_matches)
431 {
432 /* we shouldn't have line changes on first line of function */
433 dli = vector_add(&func->vlines, &module->pool);
434 dli->is_source_file = 1;
435 dli->is_first = dli->is_last = 0;
436 dli->line_number = 0;
437 dli->u.source_file = source_idx;
438 }
439 dli = vector_add(&func->vlines, &module->pool);
440 dli->is_source_file = 0;
441 dli->is_first = dli->is_last = 0;
442 dli->line_number = line_num;
443 dli->u.pc_offset = func->address + offset;
444 }
445
446 /******************************************************************
447 * symt_add_func_local
448 *
449 * Adds a new local/parameter to a given function:
450 * In any cases, dt tells whether it's a local variable or a parameter
451 * If regno it's not 0:
452 * - then variable is stored in a register
453 * - otherwise, value is referenced by register + offset
454 * Otherwise, the variable is stored on the stack:
455 * - offset is then the offset from the frame register
456 */
457 struct symt_data* symt_add_func_local(struct module* module,
458 struct symt_function* func,
459 enum DataKind dt,
460 const struct location* loc,
461 struct symt_block* block,
462 struct symt* type, const char* name)
463 {
464 struct symt_data* locsym;
465 struct symt** p;
466
467 TRACE_(dbghelp_symt)("Adding local symbol (%s:%s): %s %p\n",
468 debugstr_w(module->module.ModuleName), func->hash_elt.name,
469 name, type);
470
471 assert(func);
472 assert(func->symt.tag == SymTagFunction);
473 assert(dt == DataIsParam || dt == DataIsLocal);
474
475 locsym = pool_alloc(&module->pool, sizeof(*locsym));
476 locsym->symt.tag = SymTagData;
477 locsym->hash_elt.name = pool_strdup(&module->pool, name);
478 locsym->hash_elt.next = NULL;
479 locsym->kind = dt;
480 locsym->container = block ? &block->symt : &func->symt;
481 locsym->type = type;
482 locsym->u.var = *loc;
483 if (block)
484 p = vector_add(&block->vchildren, &module->pool);
485 else
486 p = vector_add(&func->vchildren, &module->pool);
487 *p = &locsym->symt;
488 return locsym;
489 }
490
491
492 struct symt_block* symt_open_func_block(struct module* module,
493 struct symt_function* func,
494 struct symt_block* parent_block,
495 unsigned pc, unsigned len)
496 {
497 struct symt_block* block;
498 struct symt** p;
499
500 assert(func);
501 assert(func->symt.tag == SymTagFunction);
502
503 assert(!parent_block || parent_block->symt.tag == SymTagBlock);
504 block = pool_alloc(&module->pool, sizeof(*block));
505 block->symt.tag = SymTagBlock;
506 block->address = func->address + pc;
507 block->size = len;
508 block->container = parent_block ? &parent_block->symt : &func->symt;
509 vector_init(&block->vchildren, sizeof(struct symt*), 4);
510 if (parent_block)
511 p = vector_add(&parent_block->vchildren, &module->pool);
512 else
513 p = vector_add(&func->vchildren, &module->pool);
514 *p = &block->symt;
515
516 return block;
517 }
518
519 struct symt_block* symt_close_func_block(struct module* module,
520 const struct symt_function* func,
521 struct symt_block* block, unsigned pc)
522 {
523 assert(func);
524 assert(func->symt.tag == SymTagFunction);
525
526 if (pc) block->size = func->address + pc - block->address;
527 return (block->container->tag == SymTagBlock) ?
528 GET_ENTRY(block->container, struct symt_block, symt) : NULL;
529 }
530
531 struct symt_hierarchy_point* symt_add_function_point(struct module* module,
532 struct symt_function* func,
533 enum SymTagEnum point,
534 const struct location* loc,
535 const char* name)
536 {
537 struct symt_hierarchy_point*sym;
538 struct symt** p;
539
540 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
541 {
542 sym->symt.tag = point;
543 sym->parent = &func->symt;
544 sym->loc = *loc;
545 sym->hash_elt.name = name ? pool_strdup(&module->pool, name) : NULL;
546 p = vector_add(&func->vchildren, &module->pool);
547 *p = &sym->symt;
548 }
549 return sym;
550 }
551
552 BOOL symt_normalize_function(struct module* module, const struct symt_function* func)
553 {
554 unsigned len;
555 struct line_info* dli;
556
557 assert(func);
558 /* We aren't adding any more locals or line numbers to this function.
559 * Free any spare memory that we might have allocated.
560 */
561 assert(func->symt.tag == SymTagFunction);
562
563 /* EPP vector_pool_normalize(&func->vlines, &module->pool); */
564 /* EPP vector_pool_normalize(&func->vchildren, &module->pool); */
565
566 len = vector_length(&func->vlines);
567 if (len--)
568 {
569 dli = vector_at(&func->vlines, 0); dli->is_first = 1;
570 dli = vector_at(&func->vlines, len); dli->is_last = 1;
571 }
572 return TRUE;
573 }
574
575 struct symt_thunk* symt_new_thunk(struct module* module,
576 struct symt_compiland* compiland,
577 const char* name, THUNK_ORDINAL ord,
578 unsigned long addr, unsigned long size)
579 {
580 struct symt_thunk* sym;
581
582 TRACE_(dbghelp_symt)("Adding global thunk %s:%s @%lx-%lx\n",
583 debugstr_w(module->module.ModuleName), name, addr, addr + size - 1);
584
585 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
586 {
587 sym->symt.tag = SymTagThunk;
588 sym->hash_elt.name = pool_strdup(&module->pool, name);
589 sym->container = &compiland->symt;
590 sym->address = addr;
591 sym->size = size;
592 sym->ordinal = ord;
593 symt_add_module_ht(module, (struct symt_ht*)sym);
594 if (compiland)
595 {
596 struct symt** p;
597 p = vector_add(&compiland->vchildren, &module->pool);
598 *p = &sym->symt;
599 }
600 }
601 return sym;
602 }
603
604 struct symt_data* symt_new_constant(struct module* module,
605 struct symt_compiland* compiland,
606 const char* name, struct symt* type,
607 const VARIANT* v)
608 {
609 struct symt_data* sym;
610
611 TRACE_(dbghelp_symt)("Adding constant value %s:%s\n",
612 debugstr_w(module->module.ModuleName), name);
613
614 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
615 {
616 sym->symt.tag = SymTagData;
617 sym->hash_elt.name = pool_strdup(&module->pool, name);
618 sym->kind = DataIsConstant;
619 sym->container = compiland ? &compiland->symt : NULL;
620 sym->type = type;
621 sym->u.value = *v;
622 symt_add_module_ht(module, (struct symt_ht*)sym);
623 if (compiland)
624 {
625 struct symt** p;
626 p = vector_add(&compiland->vchildren, &module->pool);
627 *p = &sym->symt;
628 }
629 }
630 return sym;
631 }
632
633 struct symt_hierarchy_point* symt_new_label(struct module* module,
634 struct symt_compiland* compiland,
635 const char* name, unsigned long address)
636 {
637 struct symt_hierarchy_point* sym;
638
639 TRACE_(dbghelp_symt)("Adding global label value %s:%s\n",
640 debugstr_w(module->module.ModuleName), name);
641
642 if ((sym = pool_alloc(&module->pool, sizeof(*sym))))
643 {
644 sym->symt.tag = SymTagLabel;
645 sym->hash_elt.name = pool_strdup(&module->pool, name);
646 sym->loc.kind = loc_absolute;
647 sym->loc.offset = address;
648 sym->parent = compiland ? &compiland->symt : NULL;
649 symt_add_module_ht(module, (struct symt_ht*)sym);
650 if (compiland)
651 {
652 struct symt** p;
653 p = vector_add(&compiland->vchildren, &module->pool);
654 *p = &sym->symt;
655 }
656 }
657 return sym;
658 }
659
660 /* expect sym_info->MaxNameLen to be set before being called */
661 static void symt_fill_sym_info(struct module_pair* pair,
662 const struct symt_function* func,
663 const struct symt* sym, SYMBOL_INFO* sym_info)
664 {
665 const char* name;
666 DWORD64 size;
667
668 if (!symt_get_info(pair->effective, sym, TI_GET_TYPE, &sym_info->TypeIndex))
669 sym_info->TypeIndex = 0;
670 sym_info->info = symt_ptr2index(pair->effective, sym);
671 sym_info->Reserved[0] = sym_info->Reserved[1] = 0;
672 if (!symt_get_info(pair->effective, sym, TI_GET_LENGTH, &size) &&
673 (!sym_info->TypeIndex ||
674 !symt_get_info(pair->effective, symt_index2ptr(pair->effective, sym_info->TypeIndex),
675 TI_GET_LENGTH, &size)))
676 size = 0;
677 sym_info->Size = (DWORD)size;
678 sym_info->ModBase = pair->requested->module.BaseOfImage;
679 sym_info->Flags = 0;
680 sym_info->Value = 0;
681
682 switch (sym->tag)
683 {
684 case SymTagData:
685 {
686 const struct symt_data* data = (const struct symt_data*)sym;
687 switch (data->kind)
688 {
689 case DataIsParam:
690 sym_info->Flags |= SYMFLAG_PARAMETER;
691 /* fall through */
692 case DataIsLocal:
693 {
694 struct location loc = data->u.var;
695
696 if (loc.kind >= loc_user)
697 {
698 unsigned i;
699 struct module_format* modfmt;
700
701 for (i = 0; i < DFI_LAST; i++)
702 {
703 modfmt = pair->effective->format_info[i];
704 if (modfmt && modfmt->loc_compute)
705 {
706 modfmt->loc_compute(pair->pcs, modfmt, func, &loc);
707 break;
708 }
709 }
710 }
711 switch (loc.kind)
712 {
713 case loc_error:
714 /* for now we report error cases as a negative register number */
715 sym_info->Flags |= SYMFLAG_LOCAL;
716 /* fall through */
717 case loc_register:
718 sym_info->Flags |= SYMFLAG_REGISTER;
719 sym_info->Register = loc.reg;
720 sym_info->Address = 0;
721 break;
722 case loc_regrel:
723 sym_info->Flags |= SYMFLAG_LOCAL | SYMFLAG_REGREL;
724 /* FIXME: it's i386 dependent !!! */
725 sym_info->Register = loc.reg ? loc.reg : CV_REG_EBP;
726 sym_info->Address = loc.offset;
727 break;
728 case loc_absolute:
729 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
730 sym_info->Value = loc.offset;
731 break;
732 default:
733 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", loc.kind);
734 assert(0);
735 }
736 }
737 break;
738 case DataIsGlobal:
739 case DataIsFileStatic:
740 switch (data->u.var.kind)
741 {
742 case loc_tlsrel:
743 sym_info->Flags |= SYMFLAG_TLSREL;
744 /* fall through */
745 case loc_absolute:
746 symt_get_address(sym, &sym_info->Address);
747 sym_info->Register = 0;
748 break;
749 default:
750 FIXME("Shouldn't happen (kind=%d), debug reader backend is broken\n", data->u.var.kind);
751 assert(0);
752 }
753 break;
754 case DataIsConstant:
755 sym_info->Flags |= SYMFLAG_VALUEPRESENT;
756 switch (data->u.value.n1.n2.vt)
757 {
758 case VT_I4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.lVal; break;
759 case VT_I2: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.iVal; break;
760 case VT_I1: sym_info->Value = (ULONG)(long)data->u.value.n1.n2.n3.cVal; break;
761 case VT_UI4: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.ulVal; break;
762 case VT_UI2: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.uiVal; break;
763 case VT_UI1: sym_info->Value = (ULONG)data->u.value.n1.n2.n3.bVal; break;
764 case VT_I1 | VT_BYREF: sym_info->Value = (ULONG64)(DWORD_PTR)data->u.value.n1.n2.n3.byref; break;
765 case VT_EMPTY: sym_info->Value = 0; break;
766 default:
767 FIXME("Unsupported variant type (%u)\n", data->u.value.n1.n2.vt);
768 sym_info->Value = 0;
769 break;
770 }
771 break;
772 default:
773 FIXME("Unhandled kind (%u) in sym data\n", data->kind);
774 }
775 }
776 break;
777 case SymTagPublicSymbol:
778 sym_info->Flags |= SYMFLAG_EXPORT;
779 symt_get_address(sym, &sym_info->Address);
780 break;
781 case SymTagFunction:
782 sym_info->Flags |= SYMFLAG_FUNCTION;
783 symt_get_address(sym, &sym_info->Address);
784 break;
785 case SymTagThunk:
786 sym_info->Flags |= SYMFLAG_THUNK;
787 symt_get_address(sym, &sym_info->Address);
788 break;
789 default:
790 symt_get_address(sym, &sym_info->Address);
791 sym_info->Register = 0;
792 break;
793 }
794 sym_info->Scope = 0; /* FIXME */
795 sym_info->Tag = sym->tag;
796 name = symt_get_name(sym);
797 if (sym_info->MaxNameLen)
798 {
799 if (sym->tag != SymTagPublicSymbol || !(dbghelp_options & SYMOPT_UNDNAME) ||
800 (sym_info->NameLen = UnDecorateSymbolName(name, sym_info->Name,
801 sym_info->MaxNameLen, UNDNAME_NAME_ONLY) == 0))
802 {
803 sym_info->NameLen = min(strlen(name), sym_info->MaxNameLen - 1);
804 memcpy(sym_info->Name, name, sym_info->NameLen);
805 sym_info->Name[sym_info->NameLen] = '\0';
806 }
807 }
808 TRACE_(dbghelp_symt)("%p => %s %u %s\n",
809 sym, sym_info->Name, sym_info->Size,
810 wine_dbgstr_longlong(sym_info->Address));
811 }
812
813 struct sym_enum
814 {
815 PSYM_ENUMERATESYMBOLS_CALLBACK cb;
816 PVOID user;
817 SYMBOL_INFO* sym_info;
818 DWORD index;
819 DWORD tag;
820 DWORD64 addr;
821 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
822 };
823
824 static BOOL send_symbol(const struct sym_enum* se, struct module_pair* pair,
825 const struct symt_function* func, const struct symt* sym)
826 {
827 symt_fill_sym_info(pair, func, sym, se->sym_info);
828 if (se->index && se->sym_info->info != se->index) return FALSE;
829 if (se->tag && se->sym_info->Tag != se->tag) return FALSE;
830 if (se->addr && !(se->addr >= se->sym_info->Address && se->addr < se->sym_info->Address + se->sym_info->Size)) return FALSE;
831 return !se->cb(se->sym_info, se->sym_info->Size, se->user);
832 }
833
834 static BOOL symt_enum_module(struct module_pair* pair, const regex_t* regex,
835 const struct sym_enum* se)
836 {
837 void* ptr;
838 struct symt_ht* sym = NULL;
839 struct hash_table_iter hti;
840
841 hash_table_iter_init(&pair->effective->ht_symbols, &hti, NULL);
842 while ((ptr = hash_table_iter_up(&hti)))
843 {
844 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
845 if (sym->hash_elt.name && match_regexp(regex, sym->hash_elt.name))
846 {
847 se->sym_info->SizeOfStruct = sizeof(SYMBOL_INFO);
848 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
849 if (send_symbol(se, pair, NULL, &sym->symt)) return TRUE;
850 }
851 }
852 return FALSE;
853 }
854
855 static inline unsigned where_to_insert(struct module* module, unsigned high, const struct symt_ht* elt)
856 {
857 unsigned low = 0, mid = high / 2;
858 ULONG64 addr;
859
860 if (!high) return 0;
861 symt_get_address(&elt->symt, &addr);
862 do
863 {
864 switch (cmp_sorttab_addr(module, mid, addr))
865 {
866 case 0: return mid;
867 case -1: low = mid + 1; break;
868 case 1: high = mid; break;
869 }
870 mid = low + (high - low) / 2;
871 } while (low < high);
872 return mid;
873 }
874
875 /***********************************************************************
876 * resort_symbols
877 *
878 * Rebuild sorted list of symbols for a module.
879 */
880 static BOOL resort_symbols(struct module* module)
881 {
882 int delta;
883
884 if (!(module->module.NumSyms = module->num_symbols))
885 return FALSE;
886
887 /* we know that set from 0 up to num_sorttab is already sorted
888 * so sort the remaining (new) symbols, and merge the two sets
889 * (unless the first set is empty)
890 */
891 delta = module->num_symbols - module->num_sorttab;
892 qsort(&module->addr_sorttab[module->num_sorttab], delta, sizeof(struct symt_ht*), symt_cmp_addr);
893 if (module->num_sorttab)
894 {
895 int i, ins_idx = module->num_sorttab, prev_ins_idx;
896 static struct symt_ht** tmp;
897 static unsigned num_tmp;
898
899 if (num_tmp < delta)
900 {
901 static struct symt_ht** new;
902 if (tmp)
903 new = HeapReAlloc(GetProcessHeap(), 0, tmp, delta * sizeof(struct symt_ht*));
904 else
905 new = HeapAlloc(GetProcessHeap(), 0, delta * sizeof(struct symt_ht*));
906 if (!new)
907 {
908 module->num_sorttab = 0;
909 return resort_symbols(module);
910 }
911 tmp = new;
912 num_tmp = delta;
913 }
914 memcpy(tmp, &module->addr_sorttab[module->num_sorttab], delta * sizeof(struct symt_ht*));
915 qsort(tmp, delta, sizeof(struct symt_ht*), symt_cmp_addr);
916
917 for (i = delta - 1; i >= 0; i--)
918 {
919 prev_ins_idx = ins_idx;
920 ins_idx = where_to_insert(module, ins_idx, tmp[i]);
921 memmove(&module->addr_sorttab[ins_idx + i + 1],
922 &module->addr_sorttab[ins_idx],
923 (prev_ins_idx - ins_idx) * sizeof(struct symt_ht*));
924 module->addr_sorttab[ins_idx + i] = tmp[i];
925 }
926 }
927 module->num_sorttab = module->num_symbols;
928 return module->sortlist_valid = TRUE;
929 }
930
931 static void symt_get_length(struct module* module, const struct symt* symt, ULONG64* size)
932 {
933 DWORD type_index;
934
935 if (symt_get_info(module, symt, TI_GET_LENGTH, size) && *size)
936 return;
937
938 if (symt_get_info(module, symt, TI_GET_TYPE, &type_index) &&
939 symt_get_info(module, symt_index2ptr(module, type_index), TI_GET_LENGTH, size)) return;
940 *size = 0x1000; /* arbitrary value */
941 }
942
943 /* assume addr is in module */
944 struct symt_ht* symt_find_nearest(struct module* module, DWORD_PTR addr)
945 {
946 int mid, high, low;
947 ULONG64 ref_addr, ref_size;
948
949 if (!module->sortlist_valid || !module->addr_sorttab)
950 {
951 if (!resort_symbols(module)) return NULL;
952 }
953
954 /*
955 * Binary search to find closest symbol.
956 */
957 low = 0;
958 high = module->num_sorttab;
959
960 symt_get_address(&module->addr_sorttab[0]->symt, &ref_addr);
961 if (addr < ref_addr) return NULL;
962 if (high)
963 {
964 symt_get_address(&module->addr_sorttab[high - 1]->symt, &ref_addr);
965 symt_get_length(module, &module->addr_sorttab[high - 1]->symt, &ref_size);
966 if (addr >= ref_addr + ref_size) return NULL;
967 }
968
969 while (high > low + 1)
970 {
971 mid = (high + low) / 2;
972 if (cmp_sorttab_addr(module, mid, addr) < 0)
973 low = mid;
974 else
975 high = mid;
976 }
977 if (low != high && high != module->num_sorttab &&
978 cmp_sorttab_addr(module, high, addr) <= 0)
979 low = high;
980
981 /* If found symbol is a public symbol, check if there are any other entries that
982 * might also have the same address, but would get better information
983 */
984 if (module->addr_sorttab[low]->symt.tag == SymTagPublicSymbol)
985 {
986 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
987 if (low > 0 &&
988 module->addr_sorttab[low - 1]->symt.tag != SymTagPublicSymbol &&
989 !cmp_sorttab_addr(module, low - 1, ref_addr))
990 low--;
991 else if (low < module->num_sorttab - 1 &&
992 module->addr_sorttab[low + 1]->symt.tag != SymTagPublicSymbol &&
993 !cmp_sorttab_addr(module, low + 1, ref_addr))
994 low++;
995 }
996 /* finally check that we fit into the found symbol */
997 symt_get_address(&module->addr_sorttab[low]->symt, &ref_addr);
998 if (addr < ref_addr) return NULL;
999 symt_get_length(module, &module->addr_sorttab[low]->symt, &ref_size);
1000 if (addr >= ref_addr + ref_size) return NULL;
1001
1002 return module->addr_sorttab[low];
1003 }
1004
1005 static BOOL symt_enum_locals_helper(struct module_pair* pair,
1006 regex_t* preg, const struct sym_enum* se,
1007 struct symt_function* func, const struct vector* v)
1008 {
1009 struct symt* lsym = NULL;
1010 DWORD pc = pair->pcs->ctx_frame.InstructionOffset;
1011 unsigned int i;
1012
1013 for (i=0; i<vector_length(v); i++)
1014 {
1015 lsym = *(struct symt**)vector_at(v, i);
1016 switch (lsym->tag)
1017 {
1018 case SymTagBlock:
1019 {
1020 struct symt_block* block = (struct symt_block*)lsym;
1021 if (pc < block->address || block->address + block->size <= pc)
1022 continue;
1023 if (!symt_enum_locals_helper(pair, preg, se, func, &block->vchildren))
1024 return FALSE;
1025 }
1026 break;
1027 case SymTagData:
1028 if (match_regexp(preg, symt_get_name(lsym)))
1029 {
1030 if (send_symbol(se, pair, func, lsym)) return FALSE;
1031 }
1032 break;
1033 case SymTagLabel:
1034 case SymTagFuncDebugStart:
1035 case SymTagFuncDebugEnd:
1036 case SymTagCustom:
1037 break;
1038 default:
1039 FIXME("Unknown type: %u (%x)\n", lsym->tag, lsym->tag);
1040 assert(0);
1041 }
1042 }
1043 return TRUE;
1044 }
1045
1046 static BOOL symt_enum_locals(struct process* pcs, const char* mask,
1047 const struct sym_enum* se)
1048 {
1049 struct module_pair pair;
1050 struct symt_ht* sym;
1051 DWORD_PTR pc = pcs->ctx_frame.InstructionOffset;
1052
1053 se->sym_info->SizeOfStruct = sizeof(*se->sym_info);
1054 se->sym_info->MaxNameLen = sizeof(se->buffer) - sizeof(SYMBOL_INFO);
1055
1056 pair.pcs = pcs;
1057 pair.requested = module_find_by_addr(pair.pcs, pc, DMT_UNKNOWN);
1058 if (!module_get_debug(&pair)) return FALSE;
1059 if ((sym = symt_find_nearest(pair.effective, pc)) == NULL) return FALSE;
1060
1061 if (sym->symt.tag == SymTagFunction)
1062 {
1063 BOOL ret;
1064 regex_t preg;
1065
1066 compile_regex(mask ? mask : "*", -1, &preg,
1067 dbghelp_options & SYMOPT_CASE_INSENSITIVE);
1068 ret = symt_enum_locals_helper(&pair, &preg, se, (struct symt_function*)sym,
1069 &((struct symt_function*)sym)->vchildren);
1070 regfree(&preg);
1071 return ret;
1072 }
1073 return FALSE;
1074 }
1075
1076 /******************************************************************
1077 * copy_symbolW
1078 *
1079 * Helper for transforming an ANSI symbol info into a UNICODE one.
1080 * Assume that MaxNameLen is the same for both version (A & W).
1081 */
1082 void copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si)
1083 {
1084 siw->SizeOfStruct = si->SizeOfStruct;
1085 siw->TypeIndex = si->TypeIndex;
1086 siw->Reserved[0] = si->Reserved[0];
1087 siw->Reserved[1] = si->Reserved[1];
1088 siw->Index = si->info; /* FIXME: see dbghelp.h */
1089 siw->Size = si->Size;
1090 siw->ModBase = si->ModBase;
1091 siw->Flags = si->Flags;
1092 siw->Value = si->Value;
1093 siw->Address = si->Address;
1094 siw->Register = si->Register;
1095 siw->Scope = si->Scope;
1096 siw->Tag = si->Tag;
1097 siw->NameLen = si->NameLen;
1098 siw->MaxNameLen = si->MaxNameLen;
1099 MultiByteToWideChar(CP_ACP, 0, si->Name, -1, siw->Name, siw->MaxNameLen);
1100 }
1101
1102 /******************************************************************
1103 * sym_enum
1104 *
1105 * Core routine for most of the enumeration of symbols
1106 */
1107 static BOOL sym_enum(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR Mask,
1108 const struct sym_enum* se)
1109 {
1110 struct module_pair pair;
1111 const char* bang;
1112 regex_t mod_regex, sym_regex;
1113
1114 pair.pcs = process_find_by_handle(hProcess);
1115 if (!pair.pcs) return FALSE;
1116 if (BaseOfDll == 0)
1117 {
1118 /* do local variables ? */
1119 if (!Mask || !(bang = strchr(Mask, '!')))
1120 return symt_enum_locals(pair.pcs, Mask, se);
1121
1122 if (bang == Mask) return FALSE;
1123
1124 compile_regex(Mask, bang - Mask, &mod_regex, TRUE);
1125 compile_regex(bang + 1, -1, &sym_regex,
1126 dbghelp_options & SYMOPT_CASE_INSENSITIVE);
1127
1128 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1129 {
1130 if (pair.requested->type == DMT_PE && module_get_debug(&pair))
1131 {
1132 if (match_regexp(&mod_regex, pair.requested->module_name) &&
1133 symt_enum_module(&pair, &sym_regex, se))
1134 break;
1135 }
1136 }
1137 /* not found in PE modules, retry on the ELF ones
1138 */
1139 if (!pair.requested && (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES))
1140 {
1141 for (pair.requested = pair.pcs->lmodules; pair.requested; pair.requested = pair.requested->next)
1142 {
1143 if ((pair.requested->type == DMT_ELF || pair.requested->type == DMT_MACHO) &&
1144 !module_get_containee(pair.pcs, pair.requested) &&
1145 module_get_debug(&pair))
1146 {
1147 if (match_regexp(&mod_regex, pair.requested->module_name) &&
1148 symt_enum_module(&pair, &sym_regex, se))
1149 break;
1150 }
1151 }
1152 }
1153 regfree(&mod_regex);
1154 regfree(&sym_regex);
1155 return TRUE;
1156 }
1157 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
1158 if (!module_get_debug(&pair))
1159 return FALSE;
1160
1161 /* we always ignore module name from Mask when BaseOfDll is defined */
1162 if (Mask && (bang = strchr(Mask, '!')))
1163 {
1164 if (bang == Mask) return FALSE;
1165 Mask = bang + 1;
1166 }
1167
1168 compile_regex(Mask ? Mask : "*", -1, &sym_regex,
1169 dbghelp_options & SYMOPT_CASE_INSENSITIVE);
1170 symt_enum_module(&pair, &sym_regex, se);
1171 regfree(&sym_regex);
1172
1173 return TRUE;
1174 }
1175
1176 /******************************************************************
1177 * SymEnumSymbols (DBGHELP.@)
1178 *
1179 * cases BaseOfDll = 0
1180 * !foo fails always (despite what MSDN states)
1181 * RE1!RE2 looks up all modules matching RE1, and in all these modules, lookup RE2
1182 * no ! in Mask, lookup in local Context
1183 * cases BaseOfDll != 0
1184 * !foo fails always (despite what MSDN states)
1185 * RE1!RE2 gets RE2 from BaseOfDll (whatever RE1 is)
1186 */
1187 BOOL WINAPI SymEnumSymbols(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR Mask,
1188 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1189 PVOID UserContext)
1190 {
1191 struct sym_enum se;
1192
1193 TRACE("(%p %s %s %p %p)\n",
1194 hProcess, wine_dbgstr_longlong(BaseOfDll), debugstr_a(Mask),
1195 EnumSymbolsCallback, UserContext);
1196
1197 se.cb = EnumSymbolsCallback;
1198 se.user = UserContext;
1199 se.index = 0;
1200 se.tag = 0;
1201 se.addr = 0;
1202 se.sym_info = (PSYMBOL_INFO)se.buffer;
1203
1204 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1205 }
1206
1207 struct sym_enumW
1208 {
1209 PSYM_ENUMERATESYMBOLS_CALLBACKW cb;
1210 void* ctx;
1211 PSYMBOL_INFOW sym_info;
1212 char buffer[sizeof(SYMBOL_INFOW) + MAX_SYM_NAME];
1213
1214 };
1215
1216 static BOOL CALLBACK sym_enumW(PSYMBOL_INFO si, ULONG size, PVOID ctx)
1217 {
1218 struct sym_enumW* sew = ctx;
1219
1220 copy_symbolW(sew->sym_info, si);
1221
1222 return (sew->cb)(sew->sym_info, size, sew->ctx);
1223 }
1224
1225 /******************************************************************
1226 * SymEnumSymbolsW (DBGHELP.@)
1227 *
1228 */
1229 BOOL WINAPI SymEnumSymbolsW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR Mask,
1230 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
1231 PVOID UserContext)
1232 {
1233 struct sym_enumW sew;
1234 BOOL ret = FALSE;
1235 char* maskA = NULL;
1236
1237 sew.ctx = UserContext;
1238 sew.cb = EnumSymbolsCallback;
1239 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
1240
1241 if (Mask)
1242 {
1243 unsigned len = WideCharToMultiByte(CP_ACP, 0, Mask, -1, NULL, 0, NULL, NULL);
1244 maskA = HeapAlloc(GetProcessHeap(), 0, len);
1245 if (!maskA) return FALSE;
1246 WideCharToMultiByte(CP_ACP, 0, Mask, -1, maskA, len, NULL, NULL);
1247 }
1248 ret = SymEnumSymbols(hProcess, BaseOfDll, maskA, sym_enumW, &sew);
1249 HeapFree(GetProcessHeap(), 0, maskA);
1250
1251 return ret;
1252 }
1253
1254 struct sym_enumerate
1255 {
1256 void* ctx;
1257 PSYM_ENUMSYMBOLS_CALLBACK cb;
1258 };
1259
1260 static BOOL CALLBACK sym_enumerate_cb(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1261 {
1262 struct sym_enumerate* se = ctx;
1263 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1264 }
1265
1266 /***********************************************************************
1267 * SymEnumerateSymbols (DBGHELP.@)
1268 */
1269 BOOL WINAPI SymEnumerateSymbols(HANDLE hProcess, DWORD BaseOfDll,
1270 PSYM_ENUMSYMBOLS_CALLBACK EnumSymbolsCallback,
1271 PVOID UserContext)
1272 {
1273 struct sym_enumerate se;
1274
1275 se.ctx = UserContext;
1276 se.cb = EnumSymbolsCallback;
1277
1278 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb, &se);
1279 }
1280
1281 struct sym_enumerate64
1282 {
1283 void* ctx;
1284 PSYM_ENUMSYMBOLS_CALLBACK64 cb;
1285 };
1286
1287 static BOOL CALLBACK sym_enumerate_cb64(PSYMBOL_INFO syminfo, ULONG size, void* ctx)
1288 {
1289 struct sym_enumerate64* se = ctx;
1290 return (se->cb)(syminfo->Name, syminfo->Address, syminfo->Size, se->ctx);
1291 }
1292
1293 /***********************************************************************
1294 * SymEnumerateSymbols64 (DBGHELP.@)
1295 */
1296 BOOL WINAPI SymEnumerateSymbols64(HANDLE hProcess, DWORD64 BaseOfDll,
1297 PSYM_ENUMSYMBOLS_CALLBACK64 EnumSymbolsCallback,
1298 PVOID UserContext)
1299 {
1300 struct sym_enumerate64 se;
1301
1302 se.ctx = UserContext;
1303 se.cb = EnumSymbolsCallback;
1304
1305 return SymEnumSymbols(hProcess, BaseOfDll, NULL, sym_enumerate_cb64, &se);
1306 }
1307
1308 /******************************************************************
1309 * SymFromAddr (DBGHELP.@)
1310 *
1311 */
1312 BOOL WINAPI SymFromAddr(HANDLE hProcess, DWORD64 Address,
1313 DWORD64* Displacement, PSYMBOL_INFO Symbol)
1314 {
1315 struct module_pair pair;
1316 struct symt_ht* sym;
1317
1318 pair.pcs = process_find_by_handle(hProcess);
1319 if (!pair.pcs) return FALSE;
1320 pair.requested = module_find_by_addr(pair.pcs, Address, DMT_UNKNOWN);
1321 if (!module_get_debug(&pair)) return FALSE;
1322 if ((sym = symt_find_nearest(pair.effective, Address)) == NULL) return FALSE;
1323
1324 symt_fill_sym_info(&pair, NULL, &sym->symt, Symbol);
1325 *Displacement = Address - Symbol->Address;
1326 return TRUE;
1327 }
1328
1329 /******************************************************************
1330 * SymFromAddrW (DBGHELP.@)
1331 *
1332 */
1333 BOOL WINAPI SymFromAddrW(HANDLE hProcess, DWORD64 Address,
1334 DWORD64* Displacement, PSYMBOL_INFOW Symbol)
1335 {
1336 PSYMBOL_INFO si;
1337 unsigned len;
1338 BOOL ret;
1339
1340 len = sizeof(*si) + Symbol->MaxNameLen * sizeof(WCHAR);
1341 si = HeapAlloc(GetProcessHeap(), 0, len);
1342 if (!si) return FALSE;
1343
1344 si->SizeOfStruct = sizeof(*si);
1345 si->MaxNameLen = Symbol->MaxNameLen;
1346 if ((ret = SymFromAddr(hProcess, Address, Displacement, si)))
1347 {
1348 copy_symbolW(Symbol, si);
1349 }
1350 HeapFree(GetProcessHeap(), 0, si);
1351 return ret;
1352 }
1353
1354 /******************************************************************
1355 * SymGetSymFromAddr (DBGHELP.@)
1356 *
1357 */
1358 BOOL WINAPI SymGetSymFromAddr(HANDLE hProcess, DWORD Address,
1359 PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
1360 {
1361 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1362 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1363 size_t len;
1364 DWORD64 Displacement64;
1365
1366 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1367 si->SizeOfStruct = sizeof(*si);
1368 si->MaxNameLen = MAX_SYM_NAME;
1369 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1370 return FALSE;
1371
1372 if (Displacement)
1373 *Displacement = Displacement64;
1374 Symbol->Address = si->Address;
1375 Symbol->Size = si->Size;
1376 Symbol->Flags = si->Flags;
1377 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1378 lstrcpynA(Symbol->Name, si->Name, len);
1379 return TRUE;
1380 }
1381
1382 /******************************************************************
1383 * SymGetSymFromAddr64 (DBGHELP.@)
1384 *
1385 */
1386 BOOL WINAPI SymGetSymFromAddr64(HANDLE hProcess, DWORD64 Address,
1387 PDWORD64 Displacement, PIMAGEHLP_SYMBOL64 Symbol)
1388 {
1389 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1390 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1391 size_t len;
1392 DWORD64 Displacement64;
1393
1394 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1395 si->SizeOfStruct = sizeof(*si);
1396 si->MaxNameLen = MAX_SYM_NAME;
1397 if (!SymFromAddr(hProcess, Address, &Displacement64, si))
1398 return FALSE;
1399
1400 if (Displacement)
1401 *Displacement = Displacement64;
1402 Symbol->Address = si->Address;
1403 Symbol->Size = si->Size;
1404 Symbol->Flags = si->Flags;
1405 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1406 lstrcpynA(Symbol->Name, si->Name, len);
1407 return TRUE;
1408 }
1409
1410 static BOOL find_name(struct process* pcs, struct module* module, const char* name,
1411 SYMBOL_INFO* symbol)
1412 {
1413 struct hash_table_iter hti;
1414 void* ptr;
1415 struct symt_ht* sym = NULL;
1416 struct module_pair pair;
1417
1418 pair.pcs = pcs;
1419 if (!(pair.requested = module)) return FALSE;
1420 if (!module_get_debug(&pair)) return FALSE;
1421
1422 hash_table_iter_init(&pair.effective->ht_symbols, &hti, name);
1423 while ((ptr = hash_table_iter_up(&hti)))
1424 {
1425 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
1426
1427 if (!strcmp(sym->hash_elt.name, name))
1428 {
1429 symt_fill_sym_info(&pair, NULL, &sym->symt, symbol);
1430 return TRUE;
1431 }
1432 }
1433 return FALSE;
1434
1435 }
1436 /******************************************************************
1437 * SymFromName (DBGHELP.@)
1438 *
1439 */
1440 BOOL WINAPI SymFromName(HANDLE hProcess, PCSTR Name, PSYMBOL_INFO Symbol)
1441 {
1442 struct process* pcs = process_find_by_handle(hProcess);
1443 struct module* module;
1444 const char* name;
1445
1446 TRACE("(%p, %s, %p)\n", hProcess, Name, Symbol);
1447 if (!pcs) return FALSE;
1448 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1449 name = strchr(Name, '!');
1450 if (name)
1451 {
1452 char tmp[128];
1453 assert(name - Name < sizeof(tmp));
1454 memcpy(tmp, Name, name - Name);
1455 tmp[name - Name] = '\0';
1456 module = module_find_by_nameA(pcs, tmp);
1457 return find_name(pcs, module, name + 1, Symbol);
1458 }
1459 for (module = pcs->lmodules; module; module = module->next)
1460 {
1461 if (module->type == DMT_PE && find_name(pcs, module, Name, Symbol))
1462 return TRUE;
1463 }
1464 /* not found in PE modules, retry on the ELF ones
1465 */
1466 if (dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES)
1467 {
1468 for (module = pcs->lmodules; module; module = module->next)
1469 {
1470 if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
1471 !module_get_containee(pcs, module) &&
1472 find_name(pcs, module, Name, Symbol))
1473 return TRUE;
1474 }
1475 }
1476 return FALSE;
1477 }
1478
1479 /***********************************************************************
1480 * SymGetSymFromName64 (DBGHELP.@)
1481 */
1482 BOOL WINAPI SymGetSymFromName64(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL64 Symbol)
1483 {
1484 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1485 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1486 size_t len;
1487
1488 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1489 si->SizeOfStruct = sizeof(*si);
1490 si->MaxNameLen = MAX_SYM_NAME;
1491 if (!SymFromName(hProcess, Name, si)) return FALSE;
1492
1493 Symbol->Address = si->Address;
1494 Symbol->Size = si->Size;
1495 Symbol->Flags = si->Flags;
1496 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1497 lstrcpynA(Symbol->Name, si->Name, len);
1498 return TRUE;
1499 }
1500
1501 /***********************************************************************
1502 * SymGetSymFromName (DBGHELP.@)
1503 */
1504 BOOL WINAPI SymGetSymFromName(HANDLE hProcess, PCSTR Name, PIMAGEHLP_SYMBOL Symbol)
1505 {
1506 char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
1507 SYMBOL_INFO*si = (SYMBOL_INFO*)buffer;
1508 size_t len;
1509
1510 if (Symbol->SizeOfStruct < sizeof(*Symbol)) return FALSE;
1511 si->SizeOfStruct = sizeof(*si);
1512 si->MaxNameLen = MAX_SYM_NAME;
1513 if (!SymFromName(hProcess, Name, si)) return FALSE;
1514
1515 Symbol->Address = si->Address;
1516 Symbol->Size = si->Size;
1517 Symbol->Flags = si->Flags;
1518 len = min(Symbol->MaxNameLength, si->MaxNameLen);
1519 lstrcpynA(Symbol->Name, si->Name, len);
1520 return TRUE;
1521 }
1522
1523 /******************************************************************
1524 * sym_fill_func_line_info
1525 *
1526 * fills information about a file
1527 */
1528 BOOL symt_fill_func_line_info(const struct module* module, const struct symt_function* func,
1529 DWORD64 addr, IMAGEHLP_LINE64* line)
1530 {
1531 struct line_info* dli = NULL;
1532 BOOL found = FALSE;
1533 int i;
1534
1535 assert(func->symt.tag == SymTagFunction);
1536
1537 for (i=vector_length(&func->vlines)-1; i>=0; i--)
1538 {
1539 dli = vector_at(&func->vlines, i);
1540 if (!dli->is_source_file)
1541 {
1542 if (found || dli->u.pc_offset > addr) continue;
1543 line->LineNumber = dli->line_number;
1544 line->Address = dli->u.pc_offset;
1545 line->Key = dli;
1546 found = TRUE;
1547 continue;
1548 }
1549 if (found)
1550 {
1551 line->FileName = (char*)source_get(module, dli->u.source_file);
1552 return TRUE;
1553 }
1554 }
1555 return FALSE;
1556 }
1557
1558 /***********************************************************************
1559 * SymGetSymNext64 (DBGHELP.@)
1560 */
1561 BOOL WINAPI SymGetSymNext64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1562 {
1563 /* algo:
1564 * get module from Symbol.Address
1565 * get index in module.addr_sorttab of Symbol.Address
1566 * increment index
1567 * if out of module bounds, move to next module in process address space
1568 */
1569 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1570 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1571 return FALSE;
1572 }
1573
1574 /***********************************************************************
1575 * SymGetSymNext (DBGHELP.@)
1576 */
1577 BOOL WINAPI SymGetSymNext(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1578 {
1579 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1580 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1581 return FALSE;
1582 }
1583
1584 /***********************************************************************
1585 * SymGetSymPrev64 (DBGHELP.@)
1586 */
1587 BOOL WINAPI SymGetSymPrev64(HANDLE hProcess, PIMAGEHLP_SYMBOL64 Symbol)
1588 {
1589 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1590 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1591 return FALSE;
1592 }
1593
1594 /***********************************************************************
1595 * SymGetSymPrev (DBGHELP.@)
1596 */
1597 BOOL WINAPI SymGetSymPrev(HANDLE hProcess, PIMAGEHLP_SYMBOL Symbol)
1598 {
1599 FIXME("(%p, %p): stub\n", hProcess, Symbol);
1600 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1601 return FALSE;
1602 }
1603
1604 /******************************************************************
1605 * copy_line_64_from_32 (internal)
1606 *
1607 */
1608 static void copy_line_64_from_32(IMAGEHLP_LINE64* l64, const IMAGEHLP_LINE* l32)
1609
1610 {
1611 l64->Key = l32->Key;
1612 l64->LineNumber = l32->LineNumber;
1613 l64->FileName = l32->FileName;
1614 l64->Address = l32->Address;
1615 }
1616
1617 /******************************************************************
1618 * copy_line_W64_from_32 (internal)
1619 *
1620 */
1621 static void copy_line_W64_from_64(struct process* pcs, IMAGEHLP_LINEW64* l64w, const IMAGEHLP_LINE64* l64)
1622 {
1623 unsigned len;
1624
1625 l64w->Key = l64->Key;
1626 l64w->LineNumber = l64->LineNumber;
1627 len = MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, NULL, 0);
1628 if ((l64w->FileName = fetch_buffer(pcs, len * sizeof(WCHAR))))
1629 MultiByteToWideChar(CP_ACP, 0, l64->FileName, -1, l64w->FileName, len);
1630 l64w->Address = l64->Address;
1631 }
1632
1633 /******************************************************************
1634 * copy_line_32_from_64 (internal)
1635 *
1636 */
1637 static void copy_line_32_from_64(IMAGEHLP_LINE* l32, const IMAGEHLP_LINE64* l64)
1638
1639 {
1640 l32->Key = l64->Key;
1641 l32->LineNumber = l64->LineNumber;
1642 l32->FileName = l64->FileName;
1643 l32->Address = l64->Address;
1644 }
1645
1646 /******************************************************************
1647 * SymGetLineFromAddr (DBGHELP.@)
1648 *
1649 */
1650 BOOL WINAPI SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr,
1651 PDWORD pdwDisplacement, PIMAGEHLP_LINE Line)
1652 {
1653 IMAGEHLP_LINE64 il64;
1654
1655 il64.SizeOfStruct = sizeof(il64);
1656 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1657 return FALSE;
1658 copy_line_32_from_64(Line, &il64);
1659 return TRUE;
1660 }
1661
1662 /******************************************************************
1663 * SymGetLineFromAddr64 (DBGHELP.@)
1664 *
1665 */
1666 BOOL WINAPI SymGetLineFromAddr64(HANDLE hProcess, DWORD64 dwAddr,
1667 PDWORD pdwDisplacement, PIMAGEHLP_LINE64 Line)
1668 {
1669 struct module_pair pair;
1670 struct symt_ht* symt;
1671
1672 TRACE("%p %s %p %p\n", hProcess, wine_dbgstr_longlong(dwAddr), pdwDisplacement, Line);
1673
1674 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1675
1676 pair.pcs = process_find_by_handle(hProcess);
1677 if (!pair.pcs) return FALSE;
1678 pair.requested = module_find_by_addr(pair.pcs, dwAddr, DMT_UNKNOWN);
1679 if (!module_get_debug(&pair)) return FALSE;
1680 if ((symt = symt_find_nearest(pair.effective, dwAddr)) == NULL) return FALSE;
1681
1682 if (symt->symt.tag != SymTagFunction) return FALSE;
1683 if (!symt_fill_func_line_info(pair.effective, (struct symt_function*)symt,
1684 dwAddr, Line)) return FALSE;
1685 *pdwDisplacement = dwAddr - Line->Address;
1686 return TRUE;
1687 }
1688
1689 /******************************************************************
1690 * SymGetLineFromAddrW64 (DBGHELP.@)
1691 *
1692 */
1693 BOOL WINAPI SymGetLineFromAddrW64(HANDLE hProcess, DWORD64 dwAddr,
1694 PDWORD pdwDisplacement, PIMAGEHLP_LINEW64 Line)
1695 {
1696 IMAGEHLP_LINE64 il64;
1697
1698 il64.SizeOfStruct = sizeof(il64);
1699 if (!SymGetLineFromAddr64(hProcess, dwAddr, pdwDisplacement, &il64))
1700 return FALSE;
1701 copy_line_W64_from_64(process_find_by_handle(hProcess), Line, &il64);
1702 return TRUE;
1703 }
1704
1705 /******************************************************************
1706 * SymGetLinePrev64 (DBGHELP.@)
1707 *
1708 */
1709 BOOL WINAPI SymGetLinePrev64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1710 {
1711 struct module_pair pair;
1712 struct line_info* li;
1713 BOOL in_search = FALSE;
1714
1715 TRACE("(%p %p)\n", hProcess, Line);
1716
1717 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1718
1719 pair.pcs = process_find_by_handle(hProcess);
1720 if (!pair.pcs) return FALSE;
1721 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1722 if (!module_get_debug(&pair)) return FALSE;
1723
1724 if (Line->Key == 0) return FALSE;
1725 li = Line->Key;
1726 /* things are a bit complicated because when we encounter a DLIT_SOURCEFILE
1727 * element we have to go back until we find the prev one to get the real
1728 * source file name for the DLIT_OFFSET element just before
1729 * the first DLIT_SOURCEFILE
1730 */
1731 while (!li->is_first)
1732 {
1733 li--;
1734 if (!li->is_source_file)
1735 {
1736 Line->LineNumber = li->line_number;
1737 Line->Address = li->u.pc_offset;
1738 Line->Key = li;
1739 if (!in_search) return TRUE;
1740 }
1741 else
1742 {
1743 if (in_search)
1744 {
1745 Line->FileName = (char*)source_get(pair.effective, li->u.source_file);
1746 return TRUE;
1747 }
1748 in_search = TRUE;
1749 }
1750 }
1751 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1752 return FALSE;
1753 }
1754
1755 /******************************************************************
1756 * SymGetLinePrev (DBGHELP.@)
1757 *
1758 */
1759 BOOL WINAPI SymGetLinePrev(HANDLE hProcess, PIMAGEHLP_LINE Line)
1760 {
1761 IMAGEHLP_LINE64 line64;
1762
1763 line64.SizeOfStruct = sizeof(line64);
1764 copy_line_64_from_32(&line64, Line);
1765 if (!SymGetLinePrev64(hProcess, &line64)) return FALSE;
1766 copy_line_32_from_64(Line, &line64);
1767 return TRUE;
1768 }
1769
1770 BOOL symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line)
1771 {
1772 struct line_info* li;
1773
1774 if (line->Key == 0) return FALSE;
1775 li = line->Key;
1776 while (!li->is_last)
1777 {
1778 li++;
1779 if (!li->is_source_file)
1780 {
1781 line->LineNumber = li->line_number;
1782 line->Address = li->u.pc_offset;
1783 line->Key = li;
1784 return TRUE;
1785 }
1786 line->FileName = (char*)source_get(module, li->u.source_file);
1787 }
1788 return FALSE;
1789 }
1790
1791 /******************************************************************
1792 * SymGetLineNext64 (DBGHELP.@)
1793 *
1794 */
1795 BOOL WINAPI SymGetLineNext64(HANDLE hProcess, PIMAGEHLP_LINE64 Line)
1796 {
1797 struct module_pair pair;
1798
1799 TRACE("(%p %p)\n", hProcess, Line);
1800
1801 if (Line->SizeOfStruct < sizeof(*Line)) return FALSE;
1802 pair.pcs = process_find_by_handle(hProcess);
1803 if (!pair.pcs) return FALSE;
1804 pair.requested = module_find_by_addr(pair.pcs, Line->Address, DMT_UNKNOWN);
1805 if (!module_get_debug(&pair)) return FALSE;
1806
1807 if (symt_get_func_line_next(pair.effective, Line)) return TRUE;
1808 SetLastError(ERROR_NO_MORE_ITEMS); /* FIXME */
1809 return FALSE;
1810 }
1811
1812 /******************************************************************
1813 * SymGetLineNext (DBGHELP.@)
1814 *
1815 */
1816 BOOL WINAPI SymGetLineNext(HANDLE hProcess, PIMAGEHLP_LINE Line)
1817 {
1818 IMAGEHLP_LINE64 line64;
1819
1820 line64.SizeOfStruct = sizeof(line64);
1821 copy_line_64_from_32(&line64, Line);
1822 if (!SymGetLineNext64(hProcess, &line64)) return FALSE;
1823 copy_line_32_from_64(Line, &line64);
1824 return TRUE;
1825 }
1826
1827 /***********************************************************************
1828 * SymUnDName (DBGHELP.@)
1829 */
1830 BOOL WINAPI SymUnDName(PIMAGEHLP_SYMBOL sym, PSTR UnDecName, DWORD UnDecNameLength)
1831 {
1832 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1833 UNDNAME_COMPLETE) != 0;
1834 }
1835
1836 /***********************************************************************
1837 * SymUnDName64 (DBGHELP.@)
1838 */
1839 BOOL WINAPI SymUnDName64(PIMAGEHLP_SYMBOL64 sym, PSTR UnDecName, DWORD UnDecNameLength)
1840 {
1841 return UnDecorateSymbolName(sym->Name, UnDecName, UnDecNameLength,
1842 UNDNAME_COMPLETE) != 0;
1843 }
1844
1845 static void* und_alloc(size_t len) { return HeapAlloc(GetProcessHeap(), 0, len); }
1846 static void und_free (void* ptr) { HeapFree(GetProcessHeap(), 0, ptr); }
1847
1848 /***********************************************************************
1849 * UnDecorateSymbolName (DBGHELP.@)
1850 */
1851 DWORD WINAPI UnDecorateSymbolName(PCSTR DecoratedName, PSTR UnDecoratedName,
1852 DWORD UndecoratedLength, DWORD Flags)
1853 {
1854 /* undocumented from msvcrt */
1855 static char* (*p_undname)(char*, const char*, int, void* (*)(size_t), void (*)(void*), unsigned short);
1856 static const WCHAR szMsvcrt[] = {'m','s','v','c','r','t','.','d','l','l',0};
1857
1858 TRACE("(%s, %p, %d, 0x%08x)\n",
1859 debugstr_a(DecoratedName), UnDecoratedName, UndecoratedLength, Flags);
1860
1861 if (!p_undname)
1862 {
1863 if (!hMsvcrt) hMsvcrt = LoadLibraryW(szMsvcrt);
1864 if (hMsvcrt) p_undname = (void*)GetProcAddress(hMsvcrt, "__unDName");
1865 if (!p_undname) return 0;
1866 }
1867
1868 if (!UnDecoratedName) return 0;
1869 if (!p_undname(UnDecoratedName, DecoratedName, UndecoratedLength,
1870 und_alloc, und_free, Flags))
1871 return 0;
1872 return strlen(UnDecoratedName);
1873 }
1874
1875 /******************************************************************
1876 * SymMatchString (DBGHELP.@)
1877 *
1878 */
1879 BOOL WINAPI SymMatchString(PCSTR string, PCSTR re, BOOL _case)
1880 {
1881 regex_t preg;
1882 BOOL ret;
1883
1884 TRACE("%s %s %c\n", string, re, _case ? 'Y' : 'N');
1885
1886 compile_regex(re, -1, &preg, _case);
1887 ret = match_regexp(&preg, string);
1888 regfree(&preg);
1889 return ret;
1890 }
1891
1892 /******************************************************************
1893 * SymSearch (DBGHELP.@)
1894 */
1895 BOOL WINAPI SymSearch(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
1896 DWORD SymTag, PCSTR Mask, DWORD64 Address,
1897 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
1898 PVOID UserContext, DWORD Options)
1899 {
1900 struct sym_enum se;
1901
1902 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
1903 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, Mask,
1904 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
1905 UserContext, Options);
1906
1907 if (Options != SYMSEARCH_GLOBALSONLY)
1908 {
1909 FIXME("Unsupported searching with options (%x)\n", Options);
1910 SetLastError(ERROR_INVALID_PARAMETER);
1911 return FALSE;
1912 }
1913
1914 se.cb = EnumSymbolsCallback;
1915 se.user = UserContext;
1916 se.index = Index;
1917 se.tag = SymTag;
1918 se.addr = Address;
1919 se.sym_info = (PSYMBOL_INFO)se.buffer;
1920
1921 return sym_enum(hProcess, BaseOfDll, Mask, &se);
1922 }
1923
1924 /******************************************************************
1925 * SymSearchW (DBGHELP.@)
1926 */
1927 BOOL WINAPI SymSearchW(HANDLE hProcess, ULONG64 BaseOfDll, DWORD Index,
1928 DWORD SymTag, PCWSTR Mask, DWORD64 Address,
1929 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
1930 PVOID UserContext, DWORD Options)
1931 {
1932 struct sym_enumW sew;
1933 BOOL ret = FALSE;
1934 char* maskA = NULL;
1935
1936 TRACE("(%p %s %u %u %s %s %p %p %x)\n",
1937 hProcess, wine_dbgstr_longlong(BaseOfDll), Index, SymTag, debugstr_w(Mask),
1938 wine_dbgstr_longlong(Address), EnumSymbolsCallback,
1939 UserContext, Options);
1940
1941 sew.ctx = UserContext;
1942 sew.cb = EnumSymbolsCallback;
1943 sew.sym_info = (PSYMBOL_INFOW)sew.buffer;
1944
1945 if (Mask)
1946 {
1947 unsigned len = WideCharToMultiByte(CP_ACP, 0, Mask, -1, NULL, 0, NULL, NULL);
1948 maskA = HeapAlloc(GetProcessHeap(), 0, len);
1949 if (!maskA) return FALSE;
1950 WideCharToMultiByte(CP_ACP, 0, Mask, -1, maskA, len, NULL, NULL);
1951 }
1952 ret = SymSearch(hProcess, BaseOfDll, Index, SymTag, maskA, Address,
1953 sym_enumW, &sew, Options);
1954 HeapFree(GetProcessHeap(), 0, maskA);
1955
1956 return ret;
1957 }
1958
1959 /******************************************************************
1960 * SymAddSymbol (DBGHELP.@)
1961 *
1962 */
1963 BOOL WINAPI SymAddSymbol(HANDLE hProcess, ULONG64 BaseOfDll, PCSTR name,
1964 DWORD64 addr, DWORD size, DWORD flags)
1965 {
1966 WCHAR nameW[MAX_SYM_NAME];
1967
1968 MultiByteToWideChar(CP_ACP, 0, name, -1, nameW, sizeof(nameW) / sizeof(WCHAR));
1969 return SymAddSymbolW(hProcess, BaseOfDll, nameW, addr, size, flags);
1970 }
1971
1972 /******************************************************************
1973 * SymAddSymbolW (DBGHELP.@)
1974 *
1975 */
1976 BOOL WINAPI SymAddSymbolW(HANDLE hProcess, ULONG64 BaseOfDll, PCWSTR name,
1977 DWORD64 addr, DWORD size, DWORD flags)
1978 {
1979 struct module_pair pair;
1980
1981 TRACE("(%p %s %s %u)\n", hProcess, wine_dbgstr_w(name), wine_dbgstr_longlong(addr), size);
1982
1983 pair.pcs = process_find_by_handle(hProcess);
1984 if (!pair.pcs) return FALSE;
1985 pair.requested = module_find_by_addr(pair.pcs, BaseOfDll, DMT_UNKNOWN);
1986 if (!module_get_debug(&pair)) return FALSE;
1987
1988 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1989 return FALSE;
1990 }
1991
1992 /******************************************************************
1993 * SymSetScopeFromAddr (DBGHELP.@)
1994 */
1995 BOOL WINAPI SymSetScopeFromAddr(HANDLE hProcess, ULONG64 addr)
1996 {
1997 struct process* pcs;
1998
1999 FIXME("(%p %s): stub\n", hProcess, wine_dbgstr_longlong(addr));
2000
2001 if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
2002 return TRUE;
2003 }
2004
2005 /******************************************************************
2006 * SymEnumLines (DBGHELP.@)
2007 *
2008 */
2009 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
2010 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
2011 {
2012 struct module_pair pair;
2013 struct hash_table_iter hti;
2014 struct symt_ht* sym;
2015 regex_t re;
2016 struct line_info* dli;
2017 void* ptr;
2018 SRCCODEINFO sci;
2019 const char* file;
2020
2021 if (!cb) return FALSE;
2022 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
2023
2024 pair.pcs = process_find_by_handle(hProcess);
2025 if (!pair.pcs) return FALSE;
2026 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
2027 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
2028 if (!module_get_debug(&pair)) return FALSE;
2029 if (!compile_file_regex(&re, srcfile)) return FALSE;
2030
2031 sci.SizeOfStruct = sizeof(sci);
2032 sci.ModBase = base;
2033
2034 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
2035 while ((ptr = hash_table_iter_up(&hti)))
2036 {
2037 unsigned int i;
2038
2039 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
2040 if (sym->symt.tag != SymTagFunction) continue;
2041
2042 sci.FileName[0] = '\0';
2043 for (i=0; i<vector_length(&((struct symt_function*)sym)->vlines); i++)
2044 {
2045 dli = vector_at(&((struct symt_function*)sym)->vlines, i);
2046 if (dli->is_source_file)
2047 {
2048 file = source_get(pair.effective, dli->u.source_file);
2049 if (!match_regexp(&re, file)) sci.FileName[0] = '\0';
2050 else strcpy(sci.FileName, file);
2051 }
2052 else if (sci.FileName[0])
2053 {
2054 sci.Key = dli;
2055 sci.Obj[0] = '\0'; /* FIXME */
2056 sci.LineNumber = dli->line_number;
2057 sci.Address = dli->u.pc_offset;
2058 if (!cb(&sci, user)) break;
2059 }
2060 }
2061 }
2062 regfree(&re);
2063 return TRUE;
2064 }
2065
2066 BOOL WINAPI SymGetLineFromName(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2067 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINE Line)
2068 {
2069 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2070 dwLineNumber, plDisplacement, Line);
2071 return FALSE;
2072 }
2073
2074 BOOL WINAPI SymGetLineFromName64(HANDLE hProcess, PCSTR ModuleName, PCSTR FileName,
2075 DWORD dwLineNumber, PLONG lpDisplacement, PIMAGEHLP_LINE64 Line)
2076 {
2077 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, ModuleName, FileName,
2078 dwLineNumber, lpDisplacement, Line);
2079 return FALSE;
2080 }
2081
2082 BOOL WINAPI SymGetLineFromNameW64(HANDLE hProcess, PCWSTR ModuleName, PCWSTR FileName,
2083 DWORD dwLineNumber, PLONG plDisplacement, PIMAGEHLP_LINEW64 Line)
2084 {
2085 FIXME("(%p) (%s, %s, %d %p %p): stub\n", hProcess, debugstr_w(ModuleName), debugstr_w(FileName),
2086 dwLineNumber, plDisplacement, Line);
2087 return FALSE;
2088 }
Maarten's multimedia branch