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Define NONAMELESS{STRUCT,UNION} explicitly in the files that need them.
[wine/multimedia.git] / tools / winedump / pe.c
blob9d62f467883c7612cc4b2844d3c2655224f6bb50
1 /*
2 * PE dumping utility
3 *
4 * Copyright 2001 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <stdlib.h>
25 #include <stdio.h>
26 #ifdef HAVE_UNISTD_H
27 # include <unistd.h>
28 #endif
29 #include <time.h>
30 #ifdef HAVE_SYS_TYPES_H
31 # include <sys/types.h>
32 #endif
33 #ifdef HAVE_SYS_STAT_H
34 # include <sys/stat.h>
35 #endif
36 #ifdef HAVE_SYS_MMAN_H
37 #include <sys/mman.h>
38 #endif
39 #include <fcntl.h>
40
41 #define NONAMELESSUNION
42 #define NONAMELESSSTRUCT
43 #include "windef.h"
44 #include "winedump.h"
45 #include "pe.h"
46
47 #ifndef O_BINARY
48 # define O_BINARY 0
49 #endif
50
51 void* PE_base;
52 unsigned long PE_total_len;
53 IMAGE_NT_HEADERS* PE_nt_headers;
54
55 enum FileSig {SIG_UNKNOWN, SIG_DOS, SIG_PE, SIG_DBG, SIG_NE};
56
57 char* get_time_str(DWORD _t)
58 {
59 time_t t = (time_t)_t;
60 static char buf[128];
61
62 /* FIXME: I don't get the same values from MS' pedump running under Wine...
63 * I wonder if Wine isn't broken wrt to GMT settings...
64 */
65 strncpy(buf, ctime(&t), sizeof(buf));
66 buf[sizeof(buf) - 1] = '\0';
67 if (buf[strlen(buf)-1] == '\n')
68 buf[strlen(buf)-1] = '\0';
69 return buf;
70 }
71
72 static const char* get_machine_str(DWORD mach)
73 {
74 switch (mach)
75 {
76 case IMAGE_FILE_MACHINE_UNKNOWN: return "Unknown";
77 case IMAGE_FILE_MACHINE_I860: return "i860";
78 case IMAGE_FILE_MACHINE_I386: return "i386";
79 case IMAGE_FILE_MACHINE_R3000: return "R3000";
80 case IMAGE_FILE_MACHINE_R4000: return "R4000";
81 case IMAGE_FILE_MACHINE_R10000: return "R10000";
82 case IMAGE_FILE_MACHINE_ALPHA: return "Alpha";
83 case IMAGE_FILE_MACHINE_POWERPC: return "PowerPC";
84 }
85 return "???";
86 }
87
88 void* PRD(unsigned long prd, unsigned long len)
89 {
90 return (prd + len > PE_total_len) ? NULL : (char*)PE_base + prd;
91 }
92
93 unsigned long Offset(void* ptr)
94 {
95 if (ptr < PE_base) {printf("<<<<<ptr below\n");return 0;}
96 if ((char *)ptr >= (char*)PE_base + PE_total_len) {printf("<<<<<ptr above\n");return 0;}
97 return (char*)ptr - (char*)PE_base;
98 }
99
100 void* RVA(unsigned long rva, unsigned long len)
101 {
102 IMAGE_SECTION_HEADER* sectHead;
103 int i;
104
105 sectHead = (IMAGE_SECTION_HEADER*)((char*)PE_nt_headers + sizeof(DWORD) +
106 sizeof(IMAGE_FILE_HEADER) +
107 PE_nt_headers->FileHeader.SizeOfOptionalHeader);
108
109 if (rva == 0) return NULL;
110
111 for (i = PE_nt_headers->FileHeader.NumberOfSections - 1; i >= 0; i--)
112 {
113 if (sectHead[i].VirtualAddress <= rva &&
114 rva + len <= (DWORD)sectHead[i].VirtualAddress + sectHead[i].SizeOfRawData)
115 break;
116 }
117
118 if (i < 0)
119 {
120 printf("rva not found in any section (%lu)\n", rva);
121 return NULL;
122 }
123
124 /* return image import directory offset */
125 return PRD(sectHead[i].PointerToRawData + rva - sectHead[i].VirtualAddress, len);
126 }
127
128 static void* get_dir(unsigned idx)
129 {
130 if (idx >= PE_nt_headers->OptionalHeader.NumberOfRvaAndSizes)
131 return NULL;
132 return RVA(PE_nt_headers->OptionalHeader.DataDirectory[idx].VirtualAddress,
133 PE_nt_headers->OptionalHeader.DataDirectory[idx].Size);
134 }
135
136 static const char* DirectoryNames[16] = {
137 "EXPORT", "IMPORT", "RESOURCE", "EXCEPTION",
138 "SECURITY", "BASERELOC", "DEBUG", "ARCHITECTURE",
139 "GLOBALPTR", "TLS", "LOAD_CONFIG", "Bound IAT",
140 "IAT", "Delay IAT", "COM Descript", ""
141 };
142
143 static void dump_pe_header(void)
144 {
145 char *str;
146 IMAGE_FILE_HEADER *fileHeader;
147 IMAGE_OPTIONAL_HEADER *optionalHeader;
148 unsigned i;
149
150 printf("File Header\n");
151 fileHeader = &PE_nt_headers->FileHeader;
152
153 printf(" Machine: %04X (%s)\n",
154 fileHeader->Machine, get_machine_str(fileHeader->Machine));
155 printf(" Number of Sections: %d\n", fileHeader->NumberOfSections);
156 printf(" TimeDateStamp: %08lX (%s) offset %ld\n",
157 fileHeader->TimeDateStamp, get_time_str(fileHeader->TimeDateStamp),
158 Offset(&(fileHeader->TimeDateStamp)));
159 printf(" PointerToSymbolTable: %08lX\n", fileHeader->PointerToSymbolTable);
160 printf(" NumberOfSymbols: %08lX\n", fileHeader->NumberOfSymbols);
161 printf(" SizeOfOptionalHeader: %04X\n", fileHeader->SizeOfOptionalHeader);
162 printf(" Characteristics: %04X\n", fileHeader->Characteristics);
163 #define X(f,s) if (fileHeader->Characteristics & f) printf(" %s\n", s)
164 X(IMAGE_FILE_RELOCS_STRIPPED, "RELOCS_STRIPPED");
165 X(IMAGE_FILE_EXECUTABLE_IMAGE, "EXECUTABLE_IMAGE");
166 X(IMAGE_FILE_LINE_NUMS_STRIPPED, "LINE_NUMS_STRIPPED");
167 X(IMAGE_FILE_LOCAL_SYMS_STRIPPED, "LOCAL_SYMS_STRIPPED");
168 X(IMAGE_FILE_16BIT_MACHINE, "16BIT_MACHINE");
169 X(IMAGE_FILE_BYTES_REVERSED_LO, "BYTES_REVERSED_LO");
170 X(IMAGE_FILE_32BIT_MACHINE, "32BIT_MACHINE");
171 X(IMAGE_FILE_DEBUG_STRIPPED, "DEBUG_STRIPPED");
172 X(IMAGE_FILE_SYSTEM, "SYSTEM");
173 X(IMAGE_FILE_DLL, "DLL");
174 X(IMAGE_FILE_BYTES_REVERSED_HI, "BYTES_REVERSED_HI");
175 #undef X
176 printf("\n");
177
178 /* hope we have the right size */
179 printf("Optional Header\n");
180 optionalHeader = &PE_nt_headers->OptionalHeader;
181 printf(" Magic 0x%-4X %u\n",
182 optionalHeader->Magic, optionalHeader->Magic);
183 printf(" linker version %u.%02u\n",
184 optionalHeader->MajorLinkerVersion, optionalHeader->MinorLinkerVersion);
185 printf(" size of code 0x%-8lx %lu\n",
186 optionalHeader->SizeOfCode, optionalHeader->SizeOfCode);
187 printf(" size of initialized data 0x%-8lx %lu\n",
188 optionalHeader->SizeOfInitializedData, optionalHeader->SizeOfInitializedData);
189 printf(" size of uninitialized data 0x%-8lx %lu\n",
190 optionalHeader->SizeOfUninitializedData, optionalHeader->SizeOfUninitializedData);
191 printf(" entrypoint RVA 0x%-8lx %lu\n",
192 optionalHeader->AddressOfEntryPoint, optionalHeader->AddressOfEntryPoint);
193 printf(" base of code 0x%-8lx %lu\n",
194 optionalHeader->BaseOfCode, optionalHeader->BaseOfCode);
195 printf(" base of data 0x%-8lX %lu\n",
196 optionalHeader->BaseOfData, optionalHeader->BaseOfData);
197 printf(" image base 0x%-8lX %lu\n",
198 optionalHeader->ImageBase, optionalHeader->ImageBase);
199 printf(" section align 0x%-8lx %lu\n",
200 optionalHeader->SectionAlignment, optionalHeader->SectionAlignment);
201 printf(" file align 0x%-8lx %lu\n",
202 optionalHeader->FileAlignment, optionalHeader->FileAlignment);
203 printf(" required OS version %u.%02u\n",
204 optionalHeader->MajorOperatingSystemVersion, optionalHeader->MinorOperatingSystemVersion);
205 printf(" image version %u.%02u\n",
206 optionalHeader->MajorImageVersion, optionalHeader->MinorImageVersion);
207 printf(" subsystem version %u.%02u\n",
208 optionalHeader->MajorSubsystemVersion, optionalHeader->MinorSubsystemVersion);
209 printf(" Win32 Version 0x%lX\n", optionalHeader->Win32VersionValue);
210 printf(" size of image 0x%-8lx %lu\n",
211 optionalHeader->SizeOfImage, optionalHeader->SizeOfImage);
212 printf(" size of headers 0x%-8lx %lu\n",
213 optionalHeader->SizeOfHeaders, optionalHeader->SizeOfHeaders);
214 printf(" checksum 0x%lX\n", optionalHeader->CheckSum);
215 switch (optionalHeader->Subsystem)
216 {
217 default:
218 case IMAGE_SUBSYSTEM_UNKNOWN: str = "Unknown"; break;
219 case IMAGE_SUBSYSTEM_NATIVE: str = "Native"; break;
220 case IMAGE_SUBSYSTEM_WINDOWS_GUI: str = "Windows GUI"; break;
221 case IMAGE_SUBSYSTEM_WINDOWS_CUI: str = "Windows CUI"; break;
222 case IMAGE_SUBSYSTEM_OS2_CUI: str = "OS/2 CUI"; break;
223 case IMAGE_SUBSYSTEM_POSIX_CUI: str = "Posix CUI"; break;
224 }
225 printf(" Subsystem 0x%X (%s)\n", optionalHeader->Subsystem, str);
226 printf(" DLL flags 0x%X\n", optionalHeader->DllCharacteristics);
227 printf(" stack reserve size 0x%-8lx %lu\n",
228 optionalHeader->SizeOfStackReserve, optionalHeader->SizeOfStackReserve);
229 printf(" stack commit size 0x%-8lx %lu\n",
230 optionalHeader->SizeOfStackCommit, optionalHeader->SizeOfStackCommit);
231 printf(" heap reserve size 0x%-8lx %lu\n",
232 optionalHeader->SizeOfHeapReserve, optionalHeader->SizeOfHeapReserve);
233 printf(" heap commit size 0x%-8lx %lu\n",
234 optionalHeader->SizeOfHeapCommit, optionalHeader->SizeOfHeapCommit);
235 printf(" loader flags 0x%lX\n", optionalHeader->LoaderFlags);
236 printf(" RVAs & sizes 0x%lX\n", optionalHeader->NumberOfRvaAndSizes);
237 printf("\n");
238
239 printf("Data Directory\n");
240 printf("%ld\n", optionalHeader->NumberOfRvaAndSizes * sizeof(IMAGE_DATA_DIRECTORY));
241
242 for (i = 0; i < optionalHeader->NumberOfRvaAndSizes && i < 16; i++)
243 {
244 printf(" %-12s rva: 0x%-8lX size: %8lu\n",
245 DirectoryNames[i], optionalHeader->DataDirectory[i].VirtualAddress,
246 optionalHeader->DataDirectory[i].Size);
247 }
248 printf("\n");
249 }
250
251 static void dump_sections(void* addr, unsigned num_sect)
252 {
253 IMAGE_SECTION_HEADER* sectHead = addr;
254 unsigned i;
255
256 printf("Section Table\n");
257 for (i = 0; i < num_sect; i++, sectHead++)
258 {
259 printf(" %02d %-8s VirtSize: %-8lu VirtAddr: %-8lu 0x%08lx\n",
260 i + 1, sectHead->Name, sectHead->Misc.VirtualSize, sectHead->VirtualAddress,
261 sectHead->VirtualAddress);
262 printf(" raw data offs: %-8lu raw data size: %-8lu\n",
263 sectHead->PointerToRawData, sectHead->SizeOfRawData);
264 printf(" relocation offs: %-8lu relocations: %-8u\n",
265 sectHead->PointerToRelocations, sectHead->NumberOfRelocations);
266 printf(" line # offs: %-8lu line #'s: %-8u\n",
267 sectHead->PointerToLinenumbers, sectHead->NumberOfLinenumbers);
268 printf(" characteristics: 0x$%08lx\n", sectHead->Characteristics);
269 printf(" ");
270 #define X(b,s) if (sectHead->Characteristics & b) printf(s " ")
271 /* #define IMAGE_SCN_TYPE_REG 0x00000000 - Reserved */
272 /* #define IMAGE_SCN_TYPE_DSECT 0x00000001 - Reserved */
273 /* #define IMAGE_SCN_TYPE_NOLOAD 0x00000002 - Reserved */
274 /* #define IMAGE_SCN_TYPE_GROUP 0x00000004 - Reserved */
275 /* #define IMAGE_SCN_TYPE_NO_PAD 0x00000008 - Reserved */
276 /* #define IMAGE_SCN_TYPE_COPY 0x00000010 - Reserved */
277
278 X(IMAGE_SCN_CNT_CODE, "CODE");
279 X(IMAGE_SCN_CNT_INITIALIZED_DATA, "INITIALIZED_DATA");
280 X(IMAGE_SCN_CNT_UNINITIALIZED_DATA, "UNINITIALIZED_DATA");
281
282 X(IMAGE_SCN_LNK_OTHER, "LNK_OTHER");
283 X(IMAGE_SCN_LNK_INFO, "LNK_INFO");
284 /* #define IMAGE_SCN_TYPE_OVER 0x00000400 - Reserved */
285 X(IMAGE_SCN_LNK_REMOVE, "LNK_REMOVE");
286 X(IMAGE_SCN_LNK_COMDAT, "LNK_COMDAT");
287
288 /* 0x00002000 - Reserved */
289 /* #define IMAGE_SCN_MEM_PROTECTED 0x00004000 - Obsolete */
290 X(IMAGE_SCN_MEM_FARDATA, "MEM_FARDATA");
291
292 /* #define IMAGE_SCN_MEM_SYSHEAP 0x00010000 - Obsolete */
293 X(IMAGE_SCN_MEM_PURGEABLE, "MEM_PURGEABLE");
294 X(IMAGE_SCN_MEM_16BIT, "MEM_16BIT");
295 X(IMAGE_SCN_MEM_LOCKED, "MEM_LOCKED");
296 X(IMAGE_SCN_MEM_PRELOAD, "MEM_PRELOAD");
297
298 X(IMAGE_SCN_ALIGN_1BYTES, "ALIGN_1BYTES");
299 X(IMAGE_SCN_ALIGN_2BYTES, "ALIGN_2BYTES");
300 X(IMAGE_SCN_ALIGN_4BYTES, "ALIGN_4BYTES");
301 X(IMAGE_SCN_ALIGN_8BYTES, "ALIGN_8BYTES");
302 X(IMAGE_SCN_ALIGN_16BYTES, "ALIGN_16BYTES");
303 X(IMAGE_SCN_ALIGN_32BYTES, "ALIGN_32BYTES");
304 X(IMAGE_SCN_ALIGN_64BYTES, "ALIGN_64BYTES");
305 /* 0x00800000 - Unused */
306
307 X(IMAGE_SCN_LNK_NRELOC_OVFL, "LNK_NRELOC_OVFL");
308
309 X(IMAGE_SCN_MEM_DISCARDABLE, "MEM_DISCARDABLE");
310 X(IMAGE_SCN_MEM_NOT_CACHED, "MEM_NOT_CACHED");
311 X(IMAGE_SCN_MEM_NOT_PAGED, "MEM_NOT_PAGED");
312 X(IMAGE_SCN_MEM_SHARED, "MEM_SHARED");
313 X(IMAGE_SCN_MEM_EXECUTE, "MEM_EXECUTE");
314 X(IMAGE_SCN_MEM_READ, "MEM_READ");
315 X(IMAGE_SCN_MEM_WRITE, "MEM_WRITE");
316 #undef X
317 printf("\n\n");
318 }
319 printf("\n");
320 }
321
322 static void dump_dir_exported_functions(void)
323 {
324 IMAGE_EXPORT_DIRECTORY *exportDir = get_dir(IMAGE_FILE_EXPORT_DIRECTORY);
325 unsigned int i;
326 DWORD* pFunc;
327 DWORD* pName;
328 WORD* pOrdl;
329 DWORD* map;
330 parsed_symbol symbol;
331
332 if (!exportDir) return;
333
334 printf("Exports table:\n");
335 printf("\n");
336 printf(" Name: %s\n", (char*)RVA(exportDir->Name, sizeof(DWORD)));
337 printf(" Characteristics: %08lx\n", exportDir->Characteristics);
338 printf(" TimeDateStamp: %08lX %s\n",
339 exportDir->TimeDateStamp, get_time_str(exportDir->TimeDateStamp));
340 printf(" Version: %u.%02u\n", exportDir->MajorVersion, exportDir->MinorVersion);
341 printf(" Ordinal base: %lu\n", exportDir->Base);
342 printf(" # of functions: %lu\n", exportDir->NumberOfFunctions);
343 printf(" # of Names: %lu\n", exportDir->NumberOfNames);
344 printf("Adresses of functions: %08lX\n", exportDir->AddressOfFunctions);
345 printf("Adresses of name ordinals: %08lX\n", exportDir->AddressOfNameOrdinals);
346 printf("Adresses of names: %08lX\n", exportDir->AddressOfNames);
347 printf("\n");
348 printf(" Entry Pt Ordn Name\n");
349
350 pFunc = RVA(exportDir->AddressOfFunctions, exportDir->NumberOfFunctions * sizeof(DWORD));
351 if (!pFunc) {printf("Can't grab functions' address table\n"); return;}
352 pName = RVA(exportDir->AddressOfNames, exportDir->NumberOfNames * sizeof(DWORD));
353 if (!pName) {printf("Can't grab functions' name table\n"); return;}
354 pOrdl = RVA(exportDir->AddressOfNameOrdinals, exportDir->NumberOfNames * sizeof(WORD));
355 if (!pOrdl) {printf("Can't grab functions' ordinal table\n"); return;}
356
357 /* bit map of used funcs */
358 map = calloc(((exportDir->NumberOfFunctions + 31) & ~31) / 32, sizeof(DWORD));
359 if (!map) fatal("no memory");
360
361 for (i = 0; i < exportDir->NumberOfNames; i++, pName++, pOrdl++)
362 {
363 char* name;
364
365 map[*pOrdl / 32] |= 1 << (*pOrdl % 32);
366
367 name = (char*)RVA(*pName, sizeof(DWORD));
368 if (name && globals.do_demangle)
369 {
370 printf(" %08lX %4lu ", pFunc[*pOrdl], exportDir->Base + *pOrdl);
371
372 symbol_init(&symbol, name);
373 if (symbol_demangle(&symbol) == -1)
374 printf(name);
375 else if (symbol.flags & SYM_DATA)
376 printf(symbol.arg_text[0]);
377 else
378 output_prototype(stdout, &symbol);
379 printf("\n");
380 symbol_clear(&symbol);
381 }
382 else
383 {
384 printf(" %08lX %4lu %s\n", pFunc[*pOrdl], exportDir->Base + *pOrdl, name);
385 }
386 }
387 pFunc = RVA(exportDir->AddressOfFunctions, exportDir->NumberOfFunctions * sizeof(DWORD));
388 if (!pFunc) {printf("Can't grab functions' address table\n"); return;}
389 for (i = 0; i < exportDir->NumberOfFunctions; i++)
390 {
391 if (pFunc[i] && !(map[i / 32] & (1 << (i % 32))))
392 {
393 printf(" %08lX %4lu <by ordinal>\n", pFunc[i], exportDir->Base + i);
394 }
395 }
396 free(map);
397 printf("\n");
398 }
399
400 static void dump_dir_imported_functions(void)
401 {
402 IMAGE_IMPORT_DESCRIPTOR *importDesc = get_dir(IMAGE_FILE_IMPORT_DIRECTORY);
403 unsigned nb_imp, i;
404
405 if (!importDesc) return;
406 nb_imp = PE_nt_headers->OptionalHeader.DataDirectory[IMAGE_FILE_IMPORT_DIRECTORY].Size /
407 sizeof(*importDesc);
408 if (!nb_imp) return;
409
410 printf("Import Table size: %lu\n",
411 PE_nt_headers->OptionalHeader.DataDirectory[IMAGE_FILE_IMPORT_DIRECTORY].Size);/* FIXME */
412
413 for (i = 0; i < nb_imp - 1; i++) /* the last descr is set as 0 as a sentinel */
414 {
415 IMAGE_THUNK_DATA* il;
416 IMAGE_IMPORT_BY_NAME* iibn;
417
418 if (!importDesc->Name ||
419 (importDesc->u.OriginalFirstThunk == NULL && importDesc->FirstThunk == NULL))
420 {
421 /* FIXME */
422 printf("<<<<<<<null entry\n");
423 break;
424 }
425 printf(" offset %lu %s\n", Offset(importDesc), (char*)RVA(importDesc->Name, sizeof(DWORD)));
426 printf(" Hint/Name Table: %08lX\n", (DWORD)importDesc->u.OriginalFirstThunk);
427 printf(" TimeDataStamp: %08lX (%s)\n",
428 importDesc->TimeDateStamp, get_time_str(importDesc->TimeDateStamp));
429 printf(" ForwarderChain: %08lX\n", importDesc->ForwarderChain);
430 printf(" First thunk RVA: %08lX (delta: %u 0x%x)\n",
431 (DWORD)importDesc->FirstThunk, -1, -1); /* FIXME */
432
433 printf(" Ordn Name\n");
434
435 il = (importDesc->u.OriginalFirstThunk != 0) ?
436 RVA((DWORD)importDesc->u.OriginalFirstThunk, sizeof(DWORD)) :
437 RVA((DWORD)importDesc->FirstThunk, sizeof(DWORD));
438
439 if (!il) {printf("Can't grab thunk data, going to next imported DLL\n"); continue;}
440
441 for (; il->u1.Ordinal; il++)
442 {
443 if (IMAGE_SNAP_BY_ORDINAL(il->u1.Ordinal))
444 {
445 printf(" %4lu <by ordinal>\n", IMAGE_ORDINAL(il->u1.Ordinal));
446 }
447 else
448 {
449 iibn = RVA((DWORD)il->u1.AddressOfData, sizeof(DWORD));
450 if (!il)
451 {
452 printf("Can't grab import by name info, skipping to next ordinal\n");
453 }
454 else
455 {
456 printf(" %4u %s %lx\n", iibn->Hint, iibn->Name, (DWORD)il->u1.AddressOfData);
457 }
458 }
459 }
460 printf("\n");
461 importDesc++;
462 }
463 printf("\n");
464 }
465
466 static void dump_dir_debug_dir(IMAGE_DEBUG_DIRECTORY* idd, int idx)
467 {
468 const char* str;
469
470 printf("Directory %02u\n", idx + 1);
471 printf(" Characteristics: %08lX\n", idd->Characteristics);
472 printf(" TimeDateStamp: %08lX %s\n",
473 idd->TimeDateStamp, get_time_str(idd->TimeDateStamp));
474 printf(" Version %u.%02u\n", idd->MajorVersion, idd->MinorVersion);
475 switch (idd->Type)
476 {
477 default:
478 case IMAGE_DEBUG_TYPE_UNKNOWN: str = "UNKNOWN"; break;
479 case IMAGE_DEBUG_TYPE_COFF: str = "COFF"; break;
480 case IMAGE_DEBUG_TYPE_CODEVIEW: str = "CODEVIEW"; break;
481 case IMAGE_DEBUG_TYPE_FPO: str = "FPO"; break;
482 case IMAGE_DEBUG_TYPE_MISC: str = "MISC"; break;
483 case IMAGE_DEBUG_TYPE_EXCEPTION: str = "EXCEPTION"; break;
484 case IMAGE_DEBUG_TYPE_FIXUP: str = "FIXUP"; break;
485 case IMAGE_DEBUG_TYPE_OMAP_TO_SRC: str = "OMAP_TO_SRC"; break;
486 case IMAGE_DEBUG_TYPE_OMAP_FROM_SRC:str = "OMAP_FROM_SRC"; break;
487 case IMAGE_DEBUG_TYPE_BORLAND: str = "BORLAND"; break;
488 case IMAGE_DEBUG_TYPE_RESERVED10: str = "RESERVED10"; break;
489 }
490 printf(" Type: %lu (%s)\n", idd->Type, str);
491 printf(" SizeOfData: %lu\n", idd->SizeOfData);
492 printf(" AddressOfRawData: %08lX\n", idd->AddressOfRawData);
493 printf(" PointerToRawData: %08lX\n", idd->PointerToRawData);
494
495 switch (idd->Type)
496 {
497 case IMAGE_DEBUG_TYPE_UNKNOWN:
498 break;
499 case IMAGE_DEBUG_TYPE_COFF:
500 dump_coff(idd->PointerToRawData, idd->SizeOfData);
501 break;
502 case IMAGE_DEBUG_TYPE_CODEVIEW:
503 dump_codeview(idd->PointerToRawData, idd->SizeOfData);
504 break;
505 case IMAGE_DEBUG_TYPE_FPO:
506 dump_frame_pointer_omission(idd->PointerToRawData, idd->SizeOfData);
507 break;
508 case IMAGE_DEBUG_TYPE_MISC:
509 {
510 IMAGE_DEBUG_MISC* misc = PRD(idd->PointerToRawData, idd->SizeOfData);
511 if (!misc) {printf("Can't get misc debug information\n"); break;}
512 printf(" DataType: %lu (%s)\n",
513 misc->DataType,
514 (misc->DataType == IMAGE_DEBUG_MISC_EXENAME) ? "Exe name" : "Unknown");
515 printf(" Length: %lu\n", misc->Length);
516 printf(" Unicode: %s\n", misc->Unicode ? "Yes" : "No");
517 printf(" Data: %s\n", misc->Data);
518 }
519 break;
520 case IMAGE_DEBUG_TYPE_EXCEPTION:
521 break;
522 case IMAGE_DEBUG_TYPE_FIXUP:
523 break;
524 case IMAGE_DEBUG_TYPE_OMAP_TO_SRC:
525 break;
526 case IMAGE_DEBUG_TYPE_OMAP_FROM_SRC:
527 break;
528 case IMAGE_DEBUG_TYPE_BORLAND:
529 break;
530 case IMAGE_DEBUG_TYPE_RESERVED10:
531 break;
532 }
533 printf("\n");
534 }
535
536 static void dump_dir_debug(void)
537 {
538 IMAGE_DEBUG_DIRECTORY* debugDir = get_dir(IMAGE_FILE_DEBUG_DIRECTORY);
539 unsigned nb_dbg, i;
540
541 if (!debugDir) return;
542 nb_dbg = PE_nt_headers->OptionalHeader.DataDirectory[IMAGE_FILE_DEBUG_DIRECTORY].Size /
543 sizeof(*debugDir);
544 if (!nb_dbg) return;
545
546 printf("Debug Table (%u directories)\n", nb_dbg);
547
548 for (i = 0; i < nb_dbg; i++)
549 {
550 dump_dir_debug_dir(debugDir, i);
551 debugDir++;
552 }
553 printf("\n");
554 }
555
556 static void dump_separate_dbg(void)
557 {
558 IMAGE_SEPARATE_DEBUG_HEADER*separateDebugHead = PRD(0, sizeof(separateDebugHead));
559 unsigned nb_dbg;
560 unsigned i;
561 IMAGE_DEBUG_DIRECTORY* debugDir;
562
563 if (!separateDebugHead) {printf("Can't grab the separate header, aborting\n"); return;}
564
565 printf ("Signature: %.2s (0x%4X)\n",
566 (char*)&separateDebugHead->Signature, separateDebugHead->Signature);
567 printf ("Flags: 0x%04X\n", separateDebugHead->Flags);
568 printf ("Machine: 0x%04X (%s)\n",
569 separateDebugHead->Machine, get_machine_str(separateDebugHead->Machine));
570 printf ("Characteristics: 0x%04X\n", separateDebugHead->Characteristics);
571 printf ("TimeDateStamp: 0x%08lX (%s)\n",
572 separateDebugHead->TimeDateStamp, get_time_str(separateDebugHead->TimeDateStamp));
573 printf ("CheckSum: 0x%08lX\n", separateDebugHead->CheckSum);
574 printf ("ImageBase: 0x%08lX\n", separateDebugHead->ImageBase);
575 printf ("SizeOfImage: 0x%08lX\n", separateDebugHead->SizeOfImage);
576 printf ("NumberOfSections: 0x%08lX\n", separateDebugHead->NumberOfSections);
577 printf ("ExportedNamesSize: 0x%08lX\n", separateDebugHead->ExportedNamesSize);
578 printf ("DebugDirectorySize: 0x%08lX\n", separateDebugHead->DebugDirectorySize);
579
580 if (!PRD(sizeof(IMAGE_SEPARATE_DEBUG_HEADER),
581 separateDebugHead->NumberOfSections * sizeof(IMAGE_SECTION_HEADER)))
582 {printf("Can't get the sections, aborting\n"); return;}
583
584 dump_sections(separateDebugHead + 1, separateDebugHead->NumberOfSections);
585
586 nb_dbg = separateDebugHead->DebugDirectorySize / sizeof(IMAGE_DEBUG_DIRECTORY);
587 debugDir = PRD(sizeof(IMAGE_SEPARATE_DEBUG_HEADER) +
588 separateDebugHead->NumberOfSections * sizeof(IMAGE_SECTION_HEADER) +
589 separateDebugHead->ExportedNamesSize,
590 nb_dbg * sizeof(IMAGE_DEBUG_DIRECTORY));
591 if (!debugDir) {printf("Couldn't get the debug directory info, aborting\n");return;}
592
593 printf("Debug Table (%u directories)\n", nb_dbg);
594
595 for (i = 0; i < nb_dbg; i++)
596 {
597 dump_dir_debug_dir(debugDir, i);
598 debugDir++;
599 }
600 }
601
602 static void dump_unicode_str( const WCHAR *str, int len )
603 {
604 if (len == -1) for (len = 0; str[len]; len++) ;
605 printf( "L\"");
606 while (len-- > 0 && *str)
607 {
608 WCHAR c = *str++;
609 switch (c)
610 {
611 case '\n': printf( "\\n" ); break;
612 case '\r': printf( "\\r" ); break;
613 case '\t': printf( "\\t" ); break;
614 case '"': printf( "\\\"" ); break;
615 case '\\': printf( "\\\\" ); break;
616 default:
617 if (c >= ' ' && c <= 126) putchar(c);
618 else printf( "\\u%04x",c);
619 }
620 }
621 printf( "\"" );
622 }
623
624 static const char *get_resource_type( int id )
625 {
626 static const char *types[] =
627 {
628 NULL,
629 "CURSOR",
630 "BITMAP",
631 "ICON",
632 "MENU",
633 "DIALOG",
634 "STRING",
635 "FONTDIR",
636 "FONT",
637 "ACCELERATOR",
638 "RCDATA",
639 "MESSAGETABLE",
640 "GROUP_CURSOR",
641 NULL,
642 "GROUP_ICON",
643 NULL,
644 "VERSION",
645 "DLGINCLUDE",
646 NULL,
647 "PLUGPLAY",
648 "VXD",
649 "ANICURSOR",
650 "ANIICON",
651 "HTML"
652 };
653
654 if (id < sizeof(types)/sizeof(types[0])) return types[id];
655 return NULL;
656 }
657
658 void dump_data( const unsigned char *ptr, unsigned int size, const char *prefix )
659 {
660 unsigned int i, j;
661
662 printf( "%s", prefix );
663 for (i = 0; i < size; i++)
664 {
665 printf( "%02x%c", ptr[i], (i % 16 == 7) ? '-' : ' ' );
666 if ((i % 16) == 15)
667 {
668 printf( " " );
669 for (j = 0; j < 16; j++)
670 printf( "%c", isprint(ptr[i-15+j]) ? ptr[i-15+j] : '.' );
671 if (i < size-1) printf( "\n%s", prefix );
672 }
673 }
674 if (i % 16)
675 {
676 printf( "%*s ", 3 * (16-(i%16)), "" );
677 for (j = 0; j < i % 16; j++)
678 printf( "%c", isprint(ptr[i-(i%16)+j]) ? ptr[i-(i%16)+j] : '.' );
679 }
680 printf( "\n" );
681 }
682
683 static void dump_dir_resource(void)
684 {
685 const IMAGE_RESOURCE_DIRECTORY *root = get_dir(IMAGE_FILE_RESOURCE_DIRECTORY);
686 const IMAGE_RESOURCE_DIRECTORY *namedir;
687 const IMAGE_RESOURCE_DIRECTORY *langdir;
688 const IMAGE_RESOURCE_DIRECTORY_ENTRY *e1, *e2, *e3;
689 const IMAGE_RESOURCE_DIR_STRING_U *string;
690 const IMAGE_RESOURCE_DATA_ENTRY *data;
691 int i, j, k;
692
693 if (!root) return;
694
695 printf( "Resources:" );
696
697 for (i = 0; i< root->NumberOfNamedEntries + root->NumberOfIdEntries; i++)
698 {
699 e1 = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(root + 1) + i;
700 namedir = (IMAGE_RESOURCE_DIRECTORY *)((char *)root + e1->u2.s3.OffsetToDirectory);
701 for (j = 0; j < namedir->NumberOfNamedEntries + namedir->NumberOfIdEntries; j++)
702 {
703 e2 = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(namedir + 1) + j;
704 langdir = (IMAGE_RESOURCE_DIRECTORY *)((char *)root + e2->u2.s3.OffsetToDirectory);
705 for (k = 0; k < langdir->NumberOfNamedEntries + langdir->NumberOfIdEntries; k++)
706 {
707 e3 = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(langdir + 1) + k;
708
709 printf( "\n " );
710 if (e1->u1.s1.NameIsString)
711 {
712 string = (PIMAGE_RESOURCE_DIR_STRING_U)((char *)root + e1->u1.s1.NameOffset);
713 dump_unicode_str( string->NameString, string->Length );
714 }
715 else
716 {
717 const char *type = get_resource_type( e1->u1.s2.Id );
718 if (type) printf( "%s", type );
719 else printf( "%04x", e1->u1.s2.Id );
720 }
721
722 printf( " Name=" );
723 if (e2->u1.s1.NameIsString)
724 {
725 string = (PIMAGE_RESOURCE_DIR_STRING_U) ((char *)root + e2->u1.s1.NameOffset);
726 dump_unicode_str( string->NameString, string->Length );
727 }
728 else
729 printf( "%04x", e2->u1.s2.Id );
730
731 printf( " Language=%04x:\n", e3->u1.s2.Id );
732 data = (IMAGE_RESOURCE_DATA_ENTRY *)((char *)root + e3->u2.OffsetToData);
733 dump_data( RVA( data->OffsetToData, data->Size ), data->Size, " " );
734 }
735 }
736 }
737 printf( "\n\n" );
738 }
739
740 static void do_dump( enum FileSig sig )
741 {
742 int all = (globals.dumpsect != NULL) && strcmp(globals.dumpsect, "ALL") == 0;
743
744 if (sig == SIG_NE)
745 {
746 ne_dump( PE_base, PE_total_len );
747 return;
748 }
749
750 if (globals.do_dumpheader)
751 {
752 dump_pe_header();
753 /* FIXME: should check ptr */
754 dump_sections((char*)PE_nt_headers + sizeof(DWORD) +
755 sizeof(IMAGE_FILE_HEADER) + PE_nt_headers->FileHeader.SizeOfOptionalHeader,
756 PE_nt_headers->FileHeader.NumberOfSections);
757 }
758 else if (!globals.dumpsect)
759 {
760 /* show at least something here */
761 dump_pe_header();
762 }
763
764 if (globals.dumpsect)
765 {
766 if (all || !strcmp(globals.dumpsect, "import"))
767 dump_dir_imported_functions();
768 if (all || !strcmp(globals.dumpsect, "export"))
769 dump_dir_exported_functions();
770 if (all || !strcmp(globals.dumpsect, "debug"))
771 dump_dir_debug();
772 if (all || !strcmp(globals.dumpsect, "resource"))
773 dump_dir_resource();
774 #if 0
775 /* FIXME: not implemented yet */
776 if (all || !strcmp(globals.dumpsect, "reloc"))
777 dump_dir_reloc();
778 #endif
779 }
780 }
781
782 static enum FileSig check_headers(void)
783 {
784 WORD* pw;
785 DWORD* pdw;
786 IMAGE_DOS_HEADER* dh;
787 enum FileSig sig;
788
789 pw = PRD(0, sizeof(WORD));
790 if (!pw) {printf("Can't get main signature, aborting\n"); return 0;}
791
792 switch (*pw)
793 {
794 case IMAGE_DOS_SIGNATURE:
795 sig = SIG_DOS;
796 dh = PRD(0, sizeof(IMAGE_DOS_HEADER));
797 if (dh && dh->e_lfanew >= sizeof(*dh)) /* reasonable DOS header ? */
798 {
799 /* the signature is the first DWORD */
800 pdw = PRD(dh->e_lfanew, sizeof(DWORD));
801 if (pdw)
802 {
803 if (*pdw == IMAGE_NT_SIGNATURE)
804 {
805 PE_nt_headers = PRD(dh->e_lfanew, sizeof(DWORD));
806 sig = SIG_PE;
807 }
808 else if (*(WORD *)pdw == IMAGE_OS2_SIGNATURE)
809 {
810 sig = SIG_NE;
811 }
812 else
813 {
814 printf("No PE Signature found\n");
815 }
816 }
817 else
818 {
819 printf("Can't get the extented signature, aborting\n");
820 }
821 }
822 break;
823 case 0x4944: /* "DI" */
824 sig = SIG_DBG;
825 break;
826 default:
827 printf("No known main signature (%.2s/%x), aborting\n", (char*)pw, *pw);
828 sig = SIG_UNKNOWN;
829 }
830
831 return sig;
832 }
833
834 int pe_analysis(const char* name, void (*fn)(enum FileSig), enum FileSig wanted_sig)
835 {
836 int fd;
837 enum FileSig effective_sig;
838 int ret = 1;
839 struct stat s;
840
841 setbuf(stdout, NULL);
842
843 fd = open(name, O_RDONLY | O_BINARY);
844 if (fd == -1) fatal("Can't open file");
845
846 if (fstat(fd, &s) < 0) fatal("Can't get size");
847 PE_total_len = s.st_size;
848
849 #ifdef HAVE_MMAP
850 if ((PE_base = mmap(NULL, PE_total_len, PROT_READ, MAP_PRIVATE, fd, 0)) == (void *)-1)
851 #endif
852 {
853 if (!(PE_base = malloc( PE_total_len ))) fatal( "Out of memory" );
854 if (read( fd, PE_base, PE_total_len ) != PE_total_len) fatal( "Cannot read file" );
855 }
856
857 effective_sig = check_headers();
858
859 if (effective_sig == SIG_UNKNOWN)
860 {
861 printf("Can't get a recognized file signature, aborting\n");
862 ret = 0;
863 }
864 else if (wanted_sig == SIG_UNKNOWN || wanted_sig == effective_sig)
865 {
866 switch (effective_sig)
867 {
868 case SIG_UNKNOWN: /* shouldn't happen... */
869 ret = 0; break;
870 case SIG_PE:
871 case SIG_NE:
872 printf("Contents of \"%s\": %ld bytes\n\n", name, PE_total_len);
873 (*fn)(effective_sig);
874 break;
875 case SIG_DBG:
876 dump_separate_dbg();
877 break;
878 case SIG_DOS:
879 ret = 0; break;
880 }
881 }
882 else
883 {
884 printf("Can't get a suitable file signature, aborting\n");
885 ret = 0;
886 }
887
888 if (ret) printf("Done dumping %s\n", name);
889 #ifdef HAVE_MMAP
890 if (munmap(PE_base, PE_total_len) == -1)
891 #endif
892 {
893 free( PE_base );
894 }
895 close(fd);
896
897 return ret;
898 }
899
900 void dump_file(const char* name)
901 {
902 pe_analysis(name, do_dump, SIG_UNKNOWN);
903 }
904
905 #if 0
906 int main(int argc, char* argv[])
907 {
908 if (argc != 2) fatal("usage");
909 pe_analysis(argv[1], do_dump);
910 }
911 #endif
912
913 typedef struct _dll_symbol {
914 size_t ordinal;
915 char *symbol;
916 } dll_symbol;
917
918 static dll_symbol *dll_symbols = NULL;
919 static dll_symbol *dll_current_symbol = NULL;
920
921 /* Compare symbols by ordinal for qsort */
922 static int symbol_cmp(const void *left, const void *right)
923 {
924 return ((dll_symbol *)left)->ordinal > ((dll_symbol *)right)->ordinal;
925 }
926
927 /*******************************************************************
928 * dll_close
929 *
930 * Free resources used by DLL
931 */
932 /* FIXME: Not used yet
933 static void dll_close (void)
934 {
935 dll_symbol* ds;
936
937 if (!dll_symbols) {
938 fatal("No symbols");
939 }
940 for (ds = dll_symbols; ds->symbol; ds++)
941 free(ds->symbol);
942 free (dll_symbols);
943 dll_symbols = NULL;
944 }
945 */
946
947 static void do_grab_sym( enum FileSig sig )
948 {
949 IMAGE_EXPORT_DIRECTORY *exportDir = get_dir(IMAGE_FILE_EXPORT_DIRECTORY);
950 unsigned i, j;
951 DWORD* pName;
952 DWORD* pFunc;
953 WORD* pOrdl;
954 char* ptr;
955 DWORD* map;
956
957 if (!exportDir) return;
958
959 pName = RVA(exportDir->AddressOfNames, exportDir->NumberOfNames * sizeof(DWORD));
960 if (!pName) {printf("Can't grab functions' name table\n"); return;}
961 pOrdl = RVA(exportDir->AddressOfNameOrdinals, exportDir->NumberOfNames * sizeof(WORD));
962 if (!pOrdl) {printf("Can't grab functions' ordinal table\n"); return;}
963
964 /* dll_close(); */
965
966 if (!(dll_symbols = (dll_symbol *) malloc((exportDir->NumberOfFunctions + 1) *
967 sizeof (dll_symbol))))
968 fatal ("Out of memory");
969 if (exportDir->AddressOfFunctions != exportDir->NumberOfNames || exportDir->Base > 1)
970 globals.do_ordinals = 1;
971
972 /* bit map of used funcs */
973 map = calloc(((exportDir->NumberOfFunctions + 31) & ~31) / 32, sizeof(DWORD));
974 if (!map) fatal("no memory");
975
976 for (j = 0; j < exportDir->NumberOfNames; j++, pOrdl++)
977 {
978 map[*pOrdl / 32] |= 1 << (*pOrdl % 32);
979 ptr = RVA(*pName++, sizeof(DWORD));
980 if (!ptr) ptr = "cant_get_function";
981 dll_symbols[j].symbol = strdup(ptr);
982 dll_symbols[j].ordinal = -1; /* indicate non-ordinal symbol */
983 assert(dll_symbols[j].symbol);
984 }
985 pFunc = RVA(exportDir->AddressOfFunctions, exportDir->NumberOfFunctions * sizeof(DWORD));
986 if (!pFunc) {printf("Can't grab functions' address table\n"); return;}
987
988 for (i = 0; i < exportDir->NumberOfFunctions; i++)
989 {
990 if (pFunc[i] && !(map[i / 32] & (1 << (i % 32))))
991 {
992 char ordinal_text[256];
993 /* Ordinal only entry */
994 snprintf (ordinal_text, sizeof(ordinal_text), "%s_%lu",
995 globals.forward_dll ? globals.forward_dll : OUTPUT_UC_DLL_NAME,
996 exportDir->Base + i);
997 str_toupper(ordinal_text);
998 dll_symbols[j].symbol = strdup(ordinal_text);
999 assert(dll_symbols[j].symbol);
1000 dll_symbols[j].ordinal = exportDir->Base + i;
1001 j++;
1002 assert(j <= exportDir->NumberOfFunctions);
1003 }
1004 }
1005 free(map);
1006
1007 if (NORMAL)
1008 printf("%lu named symbols in DLL, %lu total\n",
1009 exportDir->NumberOfNames, exportDir->NumberOfFunctions);
1010
1011 qsort( dll_symbols, exportDir->NumberOfFunctions, sizeof(dll_symbol), symbol_cmp );
1012
1013 dll_symbols[exportDir->NumberOfFunctions].symbol = NULL;
1014
1015 dll_current_symbol = dll_symbols;
1016 }
1017
1018 /*******************************************************************
1019 * dll_open
1020 *
1021 * Open a DLL and read in exported symbols
1022 */
1023 void dll_open (const char *dll_name)
1024 {
1025 pe_analysis(dll_name, do_grab_sym, SIG_PE);
1026 }
1027
1028 /*******************************************************************
1029 * dll_next_symbol
1030 *
1031 * Get next exported symbol from dll
1032 */
1033 int dll_next_symbol (parsed_symbol * sym)
1034 {
1035 if (!dll_current_symbol->symbol)
1036 return 1;
1037
1038 assert (dll_symbols);
1039
1040 sym->symbol = strdup (dll_current_symbol->symbol);
1041 sym->ordinal = dll_current_symbol->ordinal;
1042 dll_current_symbol++;
1043 return 0;
1044 }
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