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combase: Add stub dll.
[wine.git] / tools / winedump / pdb.c
blob1b713b1ed32b6d112270f95ff7c3529a68d4600c
1 /*
2 * PDB dumping utility
3 *
4 * Copyright 2006 Eric Pouech
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <stdlib.h>
25 #include <stdarg.h>
26 #include <stdio.h>
27 #ifdef HAVE_UNISTD_H
28 # include <unistd.h>
29 #endif
30 #include <time.h>
31 #ifdef HAVE_SYS_TYPES_H
32 # include <sys/types.h>
33 #endif
34 #ifdef HAVE_SYS_STAT_H
35 # include <sys/stat.h>
36 #endif
37 #ifdef HAVE_SYS_MMAN_H
38 #include <sys/mman.h>
39 #endif
40 #include <fcntl.h>
41
42 #define NONAMELESSUNION
43 #define NONAMELESSSTRUCT
44 #include "windef.h"
45 #include "winbase.h"
46 #include "winedump.h"
47 #include "wine/mscvpdb.h"
48
49 struct pdb_reader
50 {
51 union
52 {
53 struct
54 {
55 const struct PDB_JG_HEADER* header;
56 const struct PDB_JG_TOC* toc;
57 const struct PDB_JG_ROOT* root;
58 } jg;
59 struct
60 {
61 const struct PDB_DS_HEADER* header;
62 const struct PDB_DS_TOC* toc;
63 const struct PDB_DS_ROOT* root;
64 } ds;
65 } u;
66 void* (*read_file)(struct pdb_reader*, DWORD);
67 DWORD file_used[1024];
68 };
69
70 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list, int size)
71 {
72 int i, nBlocks;
73 BYTE* buffer;
74
75 if (!size) return NULL;
76
77 nBlocks = (size + pdb->block_size - 1) / pdb->block_size;
78 buffer = malloc(nBlocks * pdb->block_size);
79
80 for (i = 0; i < nBlocks; i++)
81 memcpy(buffer + i * pdb->block_size,
82 (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
83
84 return buffer;
85 }
86
87 static void* pdb_jg_read_file(struct pdb_reader* reader, DWORD file_nr)
88 {
89 const WORD* block_list;
90 DWORD i;
91
92 if (!reader->u.jg.toc || file_nr >= reader->u.jg.toc->num_files) return NULL;
93
94 reader->file_used[file_nr / 32] |= 1 << (file_nr % 32);
95 if (reader->u.jg.toc->file[file_nr].size == 0 ||
96 reader->u.jg.toc->file[file_nr].size == 0xFFFFFFFF)
97 return NULL;
98 block_list = (const WORD*) &reader->u.jg.toc->file[reader->u.jg.toc->num_files];
99 for (i = 0; i < file_nr; i++)
100 block_list += (reader->u.jg.toc->file[i].size +
101 reader->u.jg.header->block_size - 1) / reader->u.jg.header->block_size;
102
103 return pdb_jg_read(reader->u.jg.header, block_list,
104 reader->u.jg.toc->file[file_nr].size);
105 }
106
107 static void pdb_jg_init(struct pdb_reader* reader)
108 {
109 reader->u.jg.header = PRD(0, sizeof(struct PDB_JG_HEADER));
110 reader->read_file = pdb_jg_read_file;
111 reader->u.jg.toc = pdb_jg_read(reader->u.jg.header,
112 reader->u.jg.header->toc_block,
113 reader->u.jg.header->toc.size);
114 memset(reader->file_used, 0, sizeof(reader->file_used));
115 }
116
117 static DWORD pdb_get_num_files(const struct pdb_reader* reader)
118 {
119 if (reader->read_file == pdb_jg_read_file)
120 return reader->u.jg.toc->num_files;
121 else
122 return reader->u.ds.toc->num_files;
123 }
124
125 static DWORD pdb_get_file_size(const struct pdb_reader* reader, unsigned idx)
126 {
127 if (reader->read_file == pdb_jg_read_file)
128 return reader->u.jg.toc->file[idx].size;
129 else
130 return reader->u.ds.toc->file_size[idx];
131 }
132
133 static void pdb_exit(struct pdb_reader* reader)
134 {
135 unsigned i;
136 unsigned char* file;
137 DWORD size;
138
139 for (i = 0; i < pdb_get_num_files(reader); i++)
140 {
141 if (reader->file_used[i / 32] & (1 << (i % 32))) continue;
142
143 file = reader->read_file(reader, i);
144 if (!file) continue;
145
146 size = pdb_get_file_size(reader, i);
147
148 printf("File --unused-- #%d (%x)\n", i, size);
149 dump_data(file, size, " ");
150 free(file);
151 }
152
153 if (reader->read_file == pdb_jg_read_file)
154 {
155 free((char*)reader->u.jg.root);
156 free((char*)reader->u.jg.toc);
157 }
158 else
159 {
160 free((char*)reader->u.ds.root);
161 free((char*)reader->u.ds.toc);
162 }
163 }
164
165 static unsigned get_stream_by_name(struct pdb_reader* reader, const char* name)
166 {
167 DWORD* pdw;
168 DWORD* ok_bits;
169 DWORD cbstr, count;
170 DWORD string_idx, stream_idx;
171 unsigned i;
172 const char* str;
173
174 if (reader->read_file == pdb_jg_read_file)
175 {
176 str = reader->u.jg.root->names;
177 cbstr = reader->u.jg.root->cbNames;
178 }
179 else
180 {
181 str = reader->u.ds.root->names;
182 cbstr = reader->u.ds.root->cbNames;
183 }
184
185 pdw = (DWORD*)(str + cbstr);
186 pdw++; /* number of ok entries */
187 count = *pdw++;
188
189 /* bitfield: first dword is len (in dword), then data */
190 ok_bits = pdw;
191 pdw += *ok_bits++ + 1;
192 if (*pdw++ != 0)
193 {
194 printf("unexpected value\n");
195 return -1;
196 }
197
198 for (i = 0; i < count; i++)
199 {
200 if (ok_bits[i / 32] & (1 << (i % 32)))
201 {
202 string_idx = *pdw++;
203 stream_idx = *pdw++;
204 if (!strcmp(name, &str[string_idx])) return stream_idx;
205 }
206 }
207 return -1;
208 }
209
210 static void *read_string_table(struct pdb_reader* reader)
211 {
212 unsigned stream_idx;
213 void* ret;
214
215 stream_idx = get_stream_by_name(reader, "/names");
216 if (stream_idx == -1) return NULL;
217 ret = reader->read_file(reader, stream_idx);
218 if (ret && *(const DWORD*)ret == 0xeffeeffe) return ret;
219 printf("wrong header %x expecting 0xeffeeffe\n", *(const DWORD*)ret);
220 free( ret );
221 return NULL;
222 }
223
224 static void pdb_dump_symbols(struct pdb_reader* reader, PDB_STREAM_INDEXES* sidx)
225 {
226 PDB_SYMBOLS* symbols;
227 unsigned char* modimage;
228 const char* file;
229 char* filesimage;
230 DWORD filessize = 0;
231
232 sidx->FPO = sidx->unk0 = sidx->unk1 = sidx->unk2 = sidx->unk3 = sidx->segments =
233 sidx->unk4 = sidx->unk5 = sidx->unk6 = sidx->FPO_EXT = sidx->unk7 = -1;
234
235 symbols = reader->read_file(reader, 3);
236 if (!symbols) return;
237
238 switch (symbols->version)
239 {
240 case 0: /* VC 4.0 */
241 case 19960307: /* VC 5.0 */
242 case 19970606: /* VC 6.0 */
243 case 19990903: /* VC 7.0 */
244 break;
245 default:
246 printf("-Unknown symbol info version %d\n", symbols->version);
247 }
248 printf("Symbols:\n"
249 "\tsignature: %08x\n"
250 "\tversion: %u\n"
251 "\tunknown: %08x\n"
252 "\thash1_file: %08x\n"
253 "\thash2_file: %08x\n"
254 "\tgsym_file: %04x\n"
255 "\tunknown1: %04x\n"
256 "\tmodule_size: %08x\n"
257 "\toffset_size: %08x\n"
258 "\thash_size: %08x\n"
259 "\tsrc_module_size: %08x\n"
260 "\tpdbimport_size: %08x\n"
261 "\tresvd0: %08x\n"
262 "\tstream_idx_size: %08x\n"
263 "\tunknown2_size: %08x\n"
264 "\tresvd3: %04x\n"
265 "\tmachine: %s\n"
266 "\tresvd[4] %08x\n",
267 symbols->signature,
268 symbols->version,
269 symbols->unknown,
270 symbols->hash1_file,
271 symbols->hash2_file,
272 symbols->gsym_file,
273 symbols->unknown1,
274 symbols->module_size,
275 symbols->offset_size,
276 symbols->hash_size,
277 symbols->srcmodule_size,
278 symbols->pdbimport_size,
279 symbols->resvd0,
280 symbols->stream_index_size,
281 symbols->unknown2_size,
282 symbols->resvd3,
283 get_machine_str( symbols->machine ),
284 symbols->resvd4);
285
286 if (symbols->offset_size)
287 {
288 const BYTE* src;
289
290 printf("\t----------offsets------------\n");
291 src = (const BYTE*)((const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size);
292 dump_data(src, symbols->offset_size, " ");
293 }
294
295 if (!(filesimage = read_string_table(reader))) printf("string table not found\n");
296 else filessize = *(const DWORD*)(filesimage + 8);
297
298 if (symbols->srcmodule_size)
299 {
300 const PDB_SYMBOL_SOURCE*src;
301 int i, j, cfile;
302 const WORD* indx;
303 const DWORD* offset;
304 const char* start_cstr;
305 const char* cstr;
306
307 printf("\t----------src module------------\n");
308 src = (const PDB_SYMBOL_SOURCE*)((const char*)symbols + sizeof(PDB_SYMBOLS) +
309 symbols->module_size + symbols->offset_size + symbols->hash_size);
310 printf("\tSource Modules\n"
311 "\t\tnModules: %u\n"
312 "\t\tnSrcFiles: %u\n",
313 src->nModules, src->nSrcFiles);
314
315 /* usage of table seems to be as follows:
316 * two arrays of WORD (src->nModules as size)
317 * - first array contains index into files for "module" compilation
318 * (module = compilation unit ??)
319 * - second array contains the number of source files in module
320 * an array of DWORD (src->nSrcFiles as size)
321 * - contains offset (in following string table) of the source file name
322 * a string table
323 * - each string is a pascal string (ie. with its length as first BYTE) or
324 * 0-terminated string (depending on version)
325 */
326 indx = &src->table[src->nModules];
327 offset = (const DWORD*)&src->table[2 * src->nModules];
328 cstr = (const char*)&src->table[2 * (src->nModules + src->nSrcFiles)];
329 start_cstr = cstr;
330
331 for (i = cfile = 0; i < src->nModules; i++)
332 {
333 printf("\t\tModule[%2d]:\n", i);
334 cfile = src->table[i];
335 for (j = cfile; j < src->nSrcFiles && j < cfile + indx[i]; j++)
336 {
337 /* FIXME: in some cases, it's a p_string but WHEN ? */
338 if (cstr + offset[j] >= (const char*)start_cstr /* wrap around */ &&
339 cstr + offset[j] < (const char*)src + symbols->srcmodule_size)
340 printf("\t\t\tSource file: %s\n", cstr + offset[j]);
341 else
342 printf("\t\t\tSource file: <<out of bounds>>\n");
343 }
344 }
345 }
346 if (symbols->pdbimport_size)
347 {
348 const PDB_SYMBOL_IMPORT* imp;
349 const char* first;
350 const char* last;
351 const char* ptr;
352
353 printf("\t------------import--------------\n");
354 imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols + sizeof(PDB_SYMBOLS) +
355 symbols->module_size + symbols->offset_size +
356 symbols->hash_size + symbols->srcmodule_size);
357 first = (const char*)imp;
358 last = (const char*)imp + symbols->pdbimport_size;
359 while (imp < (const PDB_SYMBOL_IMPORT*)last)
360 {
361 ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
362 printf("\tImport: %lx\n"
363 "\t\tUnknown1: %08x\n"
364 "\t\tUnknown2: %08x\n"
365 "\t\tTimeDateStamp: %08x\n"
366 "\t\tAge: %08u\n"
367 "\t\tfile1: %s\n"
368 "\t\tfile2: %s\n",
369 (ULONG_PTR)((const char*)imp - (const char*)first),
370 imp->unknown1,
371 imp->unknown2,
372 imp->TimeDateStamp,
373 imp->Age,
374 imp->filename,
375 ptr);
376 imp = (const PDB_SYMBOL_IMPORT*)(first + ((ptr - first + strlen(ptr) + 1 + 3) & ~3));
377 }
378 }
379 if (symbols->stream_index_size)
380 {
381 printf("\t------------stream indexes--------------\n");
382 switch (symbols->stream_index_size)
383 {
384 case sizeof(PDB_STREAM_INDEXES_OLD):
385 /* PDB_STREAM_INDEXES is a superset of PDB_STREAM_INDEX_OLD
386 * FIXME: to be confirmed when all fields are fully understood
387 */
388 memcpy(sidx,
389 (const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size +
390 symbols->offset_size + symbols->hash_size + symbols->srcmodule_size +
391 symbols->pdbimport_size + symbols->unknown2_size,
392 sizeof(PDB_STREAM_INDEXES_OLD));
393 printf("\tFPO: %04x\n"
394 "\t?: %04x\n"
395 "\t?: %04x\n"
396 "\t?: %04x\n"
397 "\t?: %04x\n"
398 "\tSegments: %04x\n",
399 sidx->FPO, sidx->unk0, sidx->unk1, sidx->unk2, sidx->unk3,
400 sidx->segments);
401 break;
402 case sizeof(PDB_STREAM_INDEXES):
403 memcpy(sidx,
404 (const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size +
405 symbols->offset_size + symbols->hash_size + symbols->srcmodule_size +
406 symbols->pdbimport_size + symbols->unknown2_size,
407 sizeof(*sidx));
408 printf("\tFPO: %04x\n"
409 "\t?: %04x\n"
410 "\t?: %04x\n"
411 "\t?: %04x\n"
412 "\t?: %04x\n"
413 "\tSegments: %04x\n"
414 "\t?: %04x\n"
415 "\t?: %04x\n"
416 "\t?: %04x\n"
417 "\tFPO-ext: %04x\n"
418 "\t?: %04x\n",
419 sidx->FPO, sidx->unk0, sidx->unk1, sidx->unk2, sidx->unk3,
420 sidx->segments, sidx->unk4, sidx->unk5, sidx->unk6, sidx->FPO_EXT,
421 sidx->unk7);
422 break;
423 default:
424 printf("unexpected size for stream index %d\n", symbols->stream_index_size);
425 break;
426 }
427 }
428
429 /* Read global symbol table */
430 modimage = reader->read_file(reader, symbols->gsym_file);
431 if (modimage)
432 {
433 printf("\t------------globals-------------\n");
434 codeview_dump_symbols(modimage, pdb_get_file_size(reader, symbols->gsym_file));
435 free(modimage);
436 }
437
438 /* Read per-module symbol / linenumber tables */
439 file = (const char*)symbols + sizeof(PDB_SYMBOLS);
440 while (file - (const char*)symbols < sizeof(PDB_SYMBOLS) + symbols->module_size)
441 {
442 int file_nr, symbol_size, lineno_size;
443 const char* file_name;
444
445 if (symbols->version < 19970000)
446 {
447 const PDB_SYMBOL_FILE* sym_file = (const PDB_SYMBOL_FILE*) file;
448 file_nr = sym_file->file;
449 file_name = sym_file->filename;
450 symbol_size = sym_file->symbol_size;
451 lineno_size = sym_file->lineno_size;
452 printf("\t--------symbol file----------- %s\n", file_name);
453 printf("\tgot symbol_file\n"
454 "\t\tunknown1: %08x\n"
455 "\t\trange\n"
456 "\t\t\tsegment: %04x\n"
457 "\t\t\tpad1: %04x\n"
458 "\t\t\toffset: %08x\n"
459 "\t\t\tsize: %08x\n"
460 "\t\t\tcharacteristics: %08x\n"
461 "\t\t\tindex: %04x\n"
462 "\t\t\tpad2: %04x\n"
463 "\t\tflag: %04x\n"
464 "\t\tfile: %04x\n"
465 "\t\tsymb size: %08x\n"
466 "\t\tline size: %08x\n"
467 "\t\tunknown2: %08x\n"
468 "\t\tnSrcFiles: %08x\n"
469 "\t\tattribute: %08x\n",
470 sym_file->unknown1,
471 sym_file->range.segment,
472 sym_file->range.pad1,
473 sym_file->range.offset,
474 sym_file->range.size,
475 sym_file->range.characteristics,
476 sym_file->range.index,
477 sym_file->range.pad2,
478 sym_file->flag,
479 sym_file->file,
480 sym_file->symbol_size,
481 sym_file->lineno_size,
482 sym_file->unknown2,
483 sym_file->nSrcFiles,
484 sym_file->attribute);
485 }
486 else
487 {
488 const PDB_SYMBOL_FILE_EX* sym_file = (const PDB_SYMBOL_FILE_EX*) file;
489 file_nr = sym_file->file;
490 file_name = sym_file->filename;
491 symbol_size = sym_file->symbol_size;
492 lineno_size = sym_file->lineno_size;
493 printf("\t--------symbol file----------- %s\n", file_name);
494 printf("\t\tunknown1: %08x\n"
495 "\t\trange\n"
496 "\t\t\tsegment: %04x\n"
497 "\t\t\tpad1: %04x\n"
498 "\t\t\toffset: %08x\n"
499 "\t\t\tsize: %08x\n"
500 "\t\t\tcharacteristics: %08x\n"
501 "\t\t\tindex: %04x\n"
502 "\t\t\tpad2: %04x\n"
503 "\t\t\ttimestamp: %08x\n"
504 "\t\t\tunknown: %08x\n"
505 "\t\tflag: %04x\n"
506 "\t\tfile: %04x\n"
507 "\t\tsymb size: %08x\n"
508 "\t\tline size: %08x\n"
509 "\t\tunknown2: %08x\n"
510 "\t\tnSrcFiles: %08x\n"
511 "\t\tattribute: %08x\n"
512 "\t\treserved/0: %08x\n"
513 "\t\treserved/1: %08x\n",
514 sym_file->unknown1,
515 sym_file->range.segment,
516 sym_file->range.pad1,
517 sym_file->range.offset,
518 sym_file->range.size,
519 sym_file->range.characteristics,
520 sym_file->range.index,
521 sym_file->range.pad2,
522 sym_file->range.timestamp,
523 sym_file->range.unknown,
524 sym_file->flag,
525 sym_file->file,
526 sym_file->symbol_size,
527 sym_file->lineno_size,
528 sym_file->unknown2,
529 sym_file->nSrcFiles,
530 sym_file->attribute,
531 sym_file->reserved[0],
532 sym_file->reserved[1]);
533 }
534 modimage = reader->read_file(reader, file_nr);
535 if (modimage)
536 {
537 int total_size = pdb_get_file_size(reader, file_nr);
538
539 if (symbol_size)
540 codeview_dump_symbols((const char*)modimage + sizeof(DWORD), symbol_size);
541
542 /* line number info */
543 if (lineno_size)
544 codeview_dump_linetab((const char*)modimage + symbol_size, TRUE, " ");
545 /* anyway, lineno_size doesn't see to really be the size of the line number information, and
546 * it's not clear yet when to call for linetab2...
547 */
548 codeview_dump_linetab2((const char*)modimage + symbol_size + lineno_size,
549 total_size - (symbol_size + lineno_size),
550 filesimage ? filesimage + 12 : NULL, filessize, " ");
551 /* what's that part ??? */
552 if (0)
553 dump_data(modimage + symbol_size + lineno_size, total_size - (symbol_size + lineno_size), " ");
554 free(modimage);
555 }
556
557 file_name += strlen(file_name) + 1;
558 file = (char*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3);
559 }
560 free(symbols);
561 free(filesimage);
562 }
563
564 static void pdb_dump_types(struct pdb_reader* reader)
565 {
566 PDB_TYPES* types = NULL;
567
568 types = reader->read_file(reader, 2);
569
570 switch (types->version)
571 {
572 case 19950410: /* VC 4.0 */
573 case 19951122:
574 case 19961031: /* VC 5.0 / 6.0 */
575 case 19990903: /* VC 7.0 */
576 case 20040203: /* VC 8.0 */
577 break;
578 default:
579 printf("-Unknown type info version %d\n", types->version);
580 }
581
582 /* Read type table */
583 printf("Types:\n"
584 "\tversion: %u\n"
585 "\ttype_offset: %08x\n"
586 "\tfirst_index: %x\n"
587 "\tlast_index: %x\n"
588 "\ttype_size: %x\n"
589 "\tfile: %x\n"
590 "\tpad: %x\n"
591 "\thash_size: %x\n"
592 "\thash_base: %x\n"
593 "\thash_offset: %x\n"
594 "\thash_len: %x\n"
595 "\tsearch_offset: %x\n"
596 "\tsearch_len: %x\n"
597 "\tunknown_offset: %x\n"
598 "\tunknown_len: %x\n",
599 types->version,
600 types->type_offset,
601 types->first_index,
602 types->last_index,
603 types->type_size,
604 types->file,
605 types->pad,
606 types->hash_size,
607 types->hash_base,
608 types->hash_offset,
609 types->hash_len,
610 types->search_offset,
611 types->search_len,
612 types->unknown_offset,
613 types->unknown_len);
614 codeview_dump_types_from_block((const char*)types + types->type_offset, types->type_size);
615 free(types);
616 }
617
618 static void pdb_dump_fpo(struct pdb_reader* reader, unsigned stream_idx)
619 {
620 FPO_DATA* fpo;
621 unsigned i, size;
622 const char* frame_type[4] = {"Fpo", "Trap", "Tss", "NonFpo"};
623
624 if (stream_idx == (WORD)-1) return;
625 fpo = reader->read_file(reader, stream_idx);
626 size = pdb_get_file_size(reader, stream_idx);
627 if (fpo && (size % sizeof(*fpo)) == 0)
628 {
629 size /= sizeof(*fpo);
630 printf("FPO data:\n\t Start Length #loc #pmt #prolog #reg frame SEH /BP\n");
631 for (i = 0; i < size; i++)
632 {
633 printf("\t%08x %08x %4d %4d %7d %4d %6s %c %c\n",
634 fpo[i].ulOffStart, fpo[i].cbProcSize, fpo[i].cdwLocals, fpo[i].cdwParams,
635 fpo[i].cbProlog, fpo[i].cbRegs, frame_type[fpo[i].cbFrame],
636 fpo[i].fHasSEH ? 'Y' : 'N', fpo[i].fUseBP ? 'Y' : 'N');
637 }
638 }
639 free(fpo);
640 }
641
642 static void pdb_dump_fpo_ext(struct pdb_reader* reader, unsigned stream_idx)
643 {
644 PDB_FPO_DATA* fpoext;
645 unsigned i, size, strsize;
646 char* strbase;
647
648 if (stream_idx == (WORD)-1) return;
649 strbase = read_string_table(reader);
650 if (!strbase) return;
651
652 strsize = *(const DWORD*)(strbase + 8);
653 fpoext = reader->read_file(reader, stream_idx);
654 size = pdb_get_file_size(reader, stream_idx);
655 if (fpoext && (size % sizeof(*fpoext)) == 0)
656 {
657 size /= sizeof(*fpoext);
658 printf("FPO data (extended):\n"
659 "\t Start Length Locals Params MaxStack Prolog #SavedRegs Flags Command\n");
660 for (i = 0; i < size; i++)
661 {
662 printf("\t%08x %08x %8x %8x %8x %6x %8x %08x %s\n",
663 fpoext[i].start, fpoext[i].func_size, fpoext[i].locals_size, fpoext[i].params_size,
664 fpoext[i].maxstack_size, fpoext[i].prolog_size, fpoext[i].savedregs_size, fpoext[i].flags,
665 fpoext[i].str_offset < strsize ? strbase + 12 + fpoext[i].str_offset : "<out of bounds>");
666 }
667 }
668 free(fpoext);
669 free(strbase);
670 }
671
672 static void pdb_dump_segments(struct pdb_reader* reader, unsigned stream_idx)
673 {
674 const char* segs;
675 DWORD size;
676 const char* ptr;
677
678 if (stream_idx == (WORD)-1) return;
679 segs = reader->read_file(reader, stream_idx);
680
681 if (segs)
682 {
683 size = pdb_get_file_size(reader, stream_idx);
684 for (ptr = segs; ptr < segs + size; )
685 {
686 printf("Segment %s\n", ptr);
687 ptr += (strlen(ptr) + 1 + 3) & ~3;
688 printf("\tdword[0]: %08x\n", *(DWORD*)ptr); ptr += 4;
689 printf("\tdword[1]: %08x\n", *(DWORD*)ptr); ptr += 4;
690 printf("\tdword[2]: %08x\n", *(DWORD*)ptr); ptr += 4;
691 printf("\tdword[3]: %08x\n", *(DWORD*)ptr); ptr += 4;
692 printf("\tdword[4]: %08x\n", *(DWORD*)ptr); ptr += 4;
693 printf("\tdword[5]: %08x\n", *(DWORD*)ptr); ptr += 4;
694 printf("\tdword[6]: %08x\n", *(DWORD*)ptr); ptr += 4;
695 printf("\tdword[7]: %08x\n", *(DWORD*)ptr); ptr += 4;
696 }
697 free((char*)segs);
698 } else printf("nosdfsdffd\n");
699 }
700
701 static const char pdb2[] = "Microsoft C/C++ program database 2.00";
702
703 static void pdb_jg_dump(void)
704 {
705 struct pdb_reader reader;
706
707 /*
708 * Read in TOC and well-known files
709 */
710 pdb_jg_init(&reader);
711 printf("Header (JG):\n"
712 "\tident: %.*s\n"
713 "\tsignature: %08x\n"
714 "\tblock_size: %08x\n"
715 "\tfree_list: %04x\n"
716 "\ttotal_alloc:%04x\n",
717 (int)sizeof(pdb2) - 1, reader.u.jg.header->ident,
718 reader.u.jg.header->signature,
719 reader.u.jg.header->block_size,
720 reader.u.jg.header->free_list,
721 reader.u.jg.header->total_alloc);
722
723 reader.u.jg.root = reader.read_file(&reader, 1);
724 if (reader.u.jg.root)
725 {
726 DWORD* pdw;
727 DWORD* ok_bits;
728 DWORD numok, count;
729 unsigned i;
730 PDB_STREAM_INDEXES sidx;
731
732 printf("Root:\n"
733 "\tVersion: %u\n"
734 "\tTimeDateStamp: %08x\n"
735 "\tAge: %08x\n"
736 "\tnames: %d\n",
737 reader.u.jg.root->Version,
738 reader.u.jg.root->TimeDateStamp,
739 reader.u.jg.root->Age,
740 (unsigned)reader.u.jg.root->cbNames);
741
742 pdw = (DWORD*)(reader.u.jg.root->names + reader.u.jg.root->cbNames);
743 numok = *pdw++;
744 count = *pdw++;
745 printf("\tStreams directory:\n"
746 "\t\tok: %08x\n"
747 "\t\tcount: %08x\n"
748 "\t\ttable:\n",
749 numok, count);
750
751 /* bitfield: first dword is len (in dword), then data */
752 ok_bits = pdw;
753 pdw += *ok_bits++ + 1;
754 if (*pdw++ != 0)
755 {
756 printf("unexpected value\n");
757 return;
758 }
759
760 for (i = 0; i < count; i++)
761 {
762 if (ok_bits[i / 32] & (1 << (i % 32)))
763 {
764 DWORD string_idx, stream_idx;
765 string_idx = *pdw++;
766 stream_idx = *pdw++;
767 printf("\t\t\t%2d) %-20s => %x\n", i, &reader.u.jg.root->names[string_idx], stream_idx);
768 numok--;
769 }
770 }
771 if (numok) printf(">>> unmatched present field with found\n");
772
773 /* Check for unknown versions */
774 switch (reader.u.jg.root->Version)
775 {
776 case 19950623: /* VC 4.0 */
777 case 19950814:
778 case 19960307: /* VC 5.0 */
779 case 19970604: /* VC 6.0 */
780 break;
781 default:
782 printf("-Unknown root block version %d\n", reader.u.jg.root->Version);
783 }
784 pdb_dump_types(&reader);
785 pdb_dump_symbols(&reader, &sidx);
786 pdb_dump_fpo(&reader, sidx.FPO);
787 pdb_dump_segments(&reader, sidx.segments);
788 }
789 else printf("-Unable to get root\n");
790
791 pdb_exit(&reader);
792 }
793
794 static void* pdb_ds_read(const struct PDB_DS_HEADER* header, const DWORD* block_list, int size)
795 {
796 int i, nBlocks;
797 BYTE* buffer;
798
799 if (!size) return NULL;
800
801 nBlocks = (size + header->block_size - 1) / header->block_size;
802 buffer = malloc(nBlocks * header->block_size);
803
804 for (i = 0; i < nBlocks; i++)
805 memcpy(buffer + i * header->block_size,
806 (const char*)header + block_list[i] * header->block_size, header->block_size);
807
808 return buffer;
809 }
810
811 static void* pdb_ds_read_file(struct pdb_reader* reader, DWORD file_number)
812 {
813 const DWORD* block_list;
814 DWORD i;
815
816 if (!reader->u.ds.toc || file_number >= reader->u.ds.toc->num_files) return NULL;
817
818 reader->file_used[file_number / 32] |= 1 << (file_number % 32);
819 if (reader->u.ds.toc->file_size[file_number] == 0 ||
820 reader->u.ds.toc->file_size[file_number] == 0xFFFFFFFF)
821 return NULL;
822 block_list = reader->u.ds.toc->file_size + reader->u.ds.toc->num_files;
823 for (i = 0; i < file_number; i++)
824 block_list += (reader->u.ds.toc->file_size[i] + reader->u.ds.header->block_size - 1) /
825 reader->u.ds.header->block_size;
826
827 return pdb_ds_read(reader->u.ds.header, block_list, reader->u.ds.toc->file_size[file_number]);
828 }
829
830 static BOOL pdb_ds_init(struct pdb_reader* reader)
831 {
832 reader->u.ds.header = PRD(0, sizeof(*reader->u.ds.header));
833 if (!reader->u.ds.header) return FALSE;
834 reader->read_file = pdb_ds_read_file;
835 reader->u.ds.toc = pdb_ds_read(reader->u.ds.header,
836 (const DWORD*)((const char*)reader->u.ds.header + reader->u.ds.header->toc_page * reader->u.ds.header->block_size),
837 reader->u.ds.header->toc_size);
838 memset(reader->file_used, 0, sizeof(reader->file_used));
839 return TRUE;
840 }
841
842 static const char pdb7[] = "Microsoft C/C++ MSF 7.00";
843
844 static void pdb_ds_dump(void)
845 {
846 struct pdb_reader reader;
847
848 pdb_ds_init(&reader);
849 printf("Header (DS)\n"
850 "\tsignature: %.*s\n"
851 "\tblock_size: %08x\n"
852 "\tunknown1: %08x\n"
853 "\tnum_pages: %08x\n"
854 "\ttoc_size: %08x\n"
855 "\tunknown2: %08x\n"
856 "\ttoc_page: %08x\n",
857 (int)sizeof(pdb7) - 1, reader.u.ds.header->signature,
858 reader.u.ds.header->block_size,
859 reader.u.ds.header->unknown1,
860 reader.u.ds.header->num_pages,
861 reader.u.ds.header->toc_size,
862 reader.u.ds.header->unknown2,
863 reader.u.ds.header->toc_page);
864
865 /* files:
866 * 0: JG says old toc pages, I'd say free pages (tbc, low prio)
867 * 1: root structure
868 * 2: types
869 * 3: modules
870 * other known streams:
871 * - string table: its index is in the stream table from ROOT object under "/names"
872 * those streams get their indexes out of the PDB_STREAM_INDEXES object
873 * - FPO data
874 * - segments
875 * - extended FPO data
876 */
877 reader.u.ds.root = reader.read_file(&reader, 1);
878 if (reader.u.ds.root)
879 {
880 DWORD* pdw;
881 DWORD* ok_bits;
882 DWORD numok, count;
883 unsigned i;
884 PDB_STREAM_INDEXES sidx;
885
886 printf("Root:\n"
887 "\tVersion: %u\n"
888 "\tTimeDateStamp: %08x\n"
889 "\tAge: %08x\n"
890 "\tguid %s\n"
891 "\tcbNames: %08x\n",
892 reader.u.ds.root->Version,
893 reader.u.ds.root->TimeDateStamp,
894 reader.u.ds.root->Age,
895 get_guid_str(&reader.u.ds.root->guid),
896 reader.u.ds.root->cbNames);
897 pdw = (DWORD*)(reader.u.ds.root->names + reader.u.ds.root->cbNames);
898 numok = *pdw++;
899 count = *pdw++;
900 printf("\tStreams directory:\n"
901 "\t\tok: %08x\n"
902 "\t\tcount: %08x\n"
903 "\t\ttable:\n",
904 numok, count);
905
906 /* bitfield: first dword is len (in dword), then data */
907 ok_bits = pdw;
908 pdw += *ok_bits++ + 1;
909 if (*pdw++ != 0)
910 {
911 printf("unexpected value\n");
912 return;
913 }
914
915 for (i = 0; i < count; i++)
916 {
917 if (ok_bits[i / 32] & (1 << (i % 32)))
918 {
919 DWORD string_idx, stream_idx;
920 string_idx = *pdw++;
921 stream_idx = *pdw++;
922 printf("\t\t\t%2d) %-20s => %x\n", i, &reader.u.ds.root->names[string_idx], stream_idx);
923 numok--;
924 }
925 }
926 if (numok) printf(">>> unmatched present field with found\n");
927
928 pdb_dump_types(&reader);
929 pdb_dump_symbols(&reader, &sidx);
930 pdb_dump_fpo(&reader, sidx.FPO);
931 pdb_dump_fpo_ext(&reader, sidx.FPO_EXT);
932 pdb_dump_segments(&reader, sidx.segments);
933 }
934 else printf("-Unable to get root\n");
935
936 pdb_exit(&reader);
937 }
938
939 enum FileSig get_kind_pdb(void)
940 {
941 const char* head;
942
943 head = PRD(0, sizeof(pdb2) - 1);
944 if (head && !memcmp(head, pdb2, sizeof(pdb2) - 1))
945 return SIG_PDB;
946 head = PRD(0, sizeof(pdb7) - 1);
947 if (head && !memcmp(head, pdb7, sizeof(pdb7) - 1))
948 return SIG_PDB;
949 return SIG_UNKNOWN;
950 }
951
952 void pdb_dump(void)
953 {
954 const char* head;
955
956 /* init_types(); */
957 head = PRD(0, sizeof(pdb2) - 1);
958 if (head && !memcmp(head, pdb2, sizeof(pdb2) - 1))
959 {
960 pdb_jg_dump();
961 return;
962 }
963 head = PRD(0, sizeof(pdb7) - 1);
964 if (head && !memcmp(head, pdb7, sizeof(pdb7) - 1))
965 {
966 pdb_ds_dump();
967 return;
968 }
969 printf("Unrecognized header %s\n", head);
970 }
Windows API implementation