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 } 2283