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252b5132 RH |
1 | /* readelf.c -- display contents of an ELF format file |
2 | Copyright (C) 1998, 1999 Free Software Foundation, Inc. | |
3 | ||
4 | Originally developed by Eric Youngdale <eric@andante.jic.com> | |
5 | Modifications by Nick Clifton <nickc@cygnus.com> | |
6 | ||
7 | This file is part of GNU Binutils. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
22 | 02111-1307, USA. */ | |
23 | \f | |
24 | ||
25 | #include <assert.h> | |
26 | #include <sys/stat.h> | |
27 | #include <stdio.h> | |
28 | #include <time.h> | |
29 | ||
30 | #include "bfd.h" | |
31 | ||
32 | #include "elf/common.h" | |
33 | #include "elf/external.h" | |
34 | #include "elf/internal.h" | |
35 | #include "elf/dwarf2.h" | |
36 | ||
37 | /* The following headers use the elf/reloc-macros.h file to | |
38 | automatically generate relocation recognition functions | |
39 | such as elf_mips_reloc_type() */ | |
40 | ||
41 | #define RELOC_MACROS_GEN_FUNC | |
42 | ||
43 | #include "elf/i386.h" | |
44 | #include "elf/v850.h" | |
45 | #include "elf/ppc.h" | |
46 | #include "elf/mips.h" | |
47 | #include "elf/alpha.h" | |
48 | #include "elf/arm.h" | |
49 | #include "elf/m68k.h" | |
50 | #include "elf/sparc.h" | |
51 | #include "elf/m32r.h" | |
52 | #include "elf/d10v.h" | |
53 | #include "elf/d30v.h" | |
54 | #include "elf/sh.h" | |
55 | #include "elf/mn10200.h" | |
56 | #include "elf/mn10300.h" | |
57 | #include "elf/hppa.h" | |
58 | #include "elf/arc.h" | |
59 | #include "elf/fr30.h" | |
60 | #include "elf/mcore.h" | |
61 | ||
62 | #include "bucomm.h" | |
63 | #include "getopt.h" | |
64 | ||
65 | #ifdef ANSI_PROTOTYPES | |
66 | #include <stdarg.h> | |
67 | #else | |
68 | #include <varargs.h> | |
69 | #endif | |
70 | ||
71 | char * program_name = "readelf"; | |
72 | unsigned int dynamic_addr; | |
73 | unsigned int dynamic_size; | |
74 | unsigned int rela_addr; | |
75 | unsigned int rela_size; | |
76 | char * dynamic_strings; | |
77 | char * string_table; | |
78 | Elf_Internal_Sym * dynamic_symbols; | |
79 | Elf_Internal_Syminfo * dynamic_syminfo; | |
80 | unsigned long dynamic_syminfo_offset; | |
81 | unsigned int dynamic_syminfo_nent; | |
82 | char program_interpreter [64]; | |
83 | int dynamic_info[DT_JMPREL + 1]; | |
84 | int version_info[16]; | |
85 | int loadaddr = 0; | |
86 | Elf_Internal_Ehdr elf_header; | |
87 | Elf_Internal_Shdr * section_headers; | |
88 | Elf_Internal_Dyn * dynamic_segment; | |
89 | int show_name; | |
90 | int do_dynamic; | |
91 | int do_syms; | |
92 | int do_reloc; | |
93 | int do_sections; | |
94 | int do_segments; | |
95 | int do_using_dynamic; | |
96 | int do_header; | |
97 | int do_dump; | |
98 | int do_version; | |
99 | int do_histogram; | |
100 | int do_debugging; | |
101 | int do_debug_info; | |
102 | int do_debug_abbrevs; | |
103 | int do_debug_lines; | |
104 | int do_debug_pubnames; | |
105 | int do_debug_aranges; | |
106 | int binary_class; | |
107 | ||
108 | /* A dynamic array of flags indicating which sections require dumping. */ | |
109 | char * dump_sects = NULL; | |
110 | unsigned int num_dump_sects = 0; | |
111 | ||
112 | #define HEX_DUMP (1 << 0) | |
113 | #define DISASS_DUMP (1 << 1) | |
114 | #define DEBUG_DUMP (1 << 2) | |
115 | ||
116 | /* Forward declarations for dumb compilers. */ | |
117 | static unsigned long (* byte_get) PARAMS ((unsigned char *, int)); | |
118 | static const char * get_mips_dynamic_type PARAMS ((unsigned long type)); | |
119 | static const char * get_dynamic_type PARAMS ((unsigned long type)); | |
120 | static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, char *)); | |
121 | static char * get_file_type PARAMS ((unsigned e_type)); | |
122 | static char * get_machine_name PARAMS ((unsigned e_machine)); | |
123 | static char * get_machine_data PARAMS ((unsigned e_data)); | |
124 | static char * get_machine_flags PARAMS ((unsigned, unsigned e_machine)); | |
125 | static const char * get_mips_segment_type PARAMS ((unsigned long type)); | |
126 | static const char * get_segment_type PARAMS ((unsigned long p_type)); | |
127 | static const char * get_mips_section_type_name PARAMS ((unsigned int sh_type)); | |
128 | static const char * get_section_type_name PARAMS ((unsigned int sh_type)); | |
129 | static char * get_symbol_binding PARAMS ((unsigned int binding)); | |
130 | static char * get_symbol_type PARAMS ((unsigned int type)); | |
131 | static void usage PARAMS ((void)); | |
132 | static void parse_args PARAMS ((int argc, char ** argv)); | |
133 | static int process_file_header PARAMS ((void)); | |
134 | static int process_program_headers PARAMS ((FILE *)); | |
135 | static int process_section_headers PARAMS ((FILE *)); | |
136 | static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *entry)); | |
137 | static int process_dynamic_segment PARAMS ((FILE *)); | |
138 | static int process_symbol_table PARAMS ((FILE *)); | |
139 | static int process_section_contents PARAMS ((FILE *)); | |
140 | static void process_file PARAMS ((char * file_name)); | |
141 | static int process_relocs PARAMS ((FILE *)); | |
142 | static int process_version_sections PARAMS ((FILE *)); | |
143 | static char * get_ver_flags PARAMS ((unsigned int flags)); | |
144 | static char * get_symbol_index_type PARAMS ((unsigned int type)); | |
145 | static int get_section_headers PARAMS ((FILE * file)); | |
146 | static int get_file_header PARAMS ((FILE * file)); | |
147 | static Elf_Internal_Sym * get_elf_symbols PARAMS ((FILE * file, unsigned long offset, unsigned long number)); | |
148 | static int * get_dynamic_data PARAMS ((FILE * file, unsigned int number)); | |
149 | #ifdef SUPPORT_DISASSEMBLY | |
150 | static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *)); | |
151 | #endif | |
152 | static int dump_section PARAMS ((Elf32_Internal_Shdr *, FILE *)); | |
153 | static int display_debug_section PARAMS ((Elf32_Internal_Shdr *, FILE *)); | |
154 | static int display_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
155 | static int display_debug_not_supported PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
156 | static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
157 | static int display_debug_abbrev PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
158 | static int display_debug_aranges PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
159 | static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *)); | |
160 | static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int)); | |
161 | static int process_extended_line_op PARAMS ((unsigned char *, int)); | |
162 | static void reset_state_machine PARAMS ((int)); | |
163 | static char * get_TAG_name PARAMS ((unsigned long)); | |
164 | static char * get_AT_name PARAMS ((unsigned long)); | |
165 | static char * get_FORM_name PARAMS ((unsigned long)); | |
166 | static void free_abbrevs PARAMS ((void)); | |
167 | static void add_abbrev PARAMS ((unsigned long, unsigned long, int)); | |
168 | static void add_abbrev_attr PARAMS ((unsigned long, unsigned long)); | |
169 | static unsigned char * read_and_display_attr PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long)); | |
170 | static unsigned char * display_block PARAMS ((unsigned char *, unsigned long)); | |
171 | static void decode_location_expression PARAMS ((unsigned char *, unsigned int)); | |
172 | static void request_dump PARAMS ((unsigned int, char)); | |
173 | static const char * get_elf_class PARAMS ((unsigned char)); | |
174 | static const char * get_data_encoding PARAMS ((unsigned char)); | |
175 | static const char * get_osabi_name PARAMS ((unsigned char)); | |
176 | ||
177 | typedef int Elf32_Word; | |
178 | ||
179 | #define SECTION_NAME(X) (string_table + (X)->sh_name) | |
180 | ||
181 | #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ | |
182 | ||
183 | #define BYTE_GET(field) byte_get (field, sizeof (field)) | |
184 | ||
185 | #define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0])) | |
186 | ||
187 | #define GET_DATA_ALLOC(offset, size, var, type, reason) \ | |
188 | if (fseek (file, offset, SEEK_SET)) \ | |
189 | { \ | |
190 | error (_("Unable to seek to start of %s at %x\n"), reason, offset); \ | |
191 | return 0; \ | |
192 | } \ | |
193 | \ | |
194 | var = (type) malloc (size); \ | |
195 | \ | |
196 | if (var == NULL) \ | |
197 | { \ | |
198 | error (_("Out of memory allocating %d bytes for %s\n"), size, reason); \ | |
199 | return 0; \ | |
200 | } \ | |
201 | \ | |
202 | if (fread (var, size, 1, file) != 1) \ | |
203 | { \ | |
204 | error (_("Unable to read in %d bytes of %s\n"), size, reason); \ | |
205 | free (var); \ | |
206 | var = NULL; \ | |
207 | return 0; \ | |
208 | } | |
209 | ||
210 | ||
211 | #define GET_DATA(offset, var, reason) \ | |
212 | if (fseek (file, offset, SEEK_SET)) \ | |
213 | { \ | |
214 | error (_("Unable to seek to %x for %s\n"), offset, reason); \ | |
215 | return 0; \ | |
216 | } \ | |
217 | else if (fread (& var, sizeof (var), 1, file) != 1) \ | |
218 | { \ | |
219 | error (_("Unable to read data at %x for %s\n"), offset, reason); \ | |
220 | return 0; \ | |
221 | } | |
222 | ||
223 | #ifdef ANSI_PROTOTYPES | |
224 | static void | |
225 | error (const char * message, ...) | |
226 | { | |
227 | va_list args; | |
228 | ||
229 | fprintf (stderr, _("%s: Error: "), program_name); | |
230 | va_start (args, message); | |
231 | vfprintf (stderr, message, args); | |
232 | va_end (args); | |
233 | return; | |
234 | } | |
235 | ||
236 | static void | |
237 | warn (const char * message, ...) | |
238 | { | |
239 | va_list args; | |
240 | ||
241 | fprintf (stderr, _("%s: Warning: "), program_name); | |
242 | va_start (args, message); | |
243 | vfprintf (stderr, message, args); | |
244 | va_end (args); | |
245 | return; | |
246 | } | |
247 | #else | |
248 | static void | |
249 | error (va_alist) | |
250 | va_dcl | |
251 | { | |
252 | char * message; | |
253 | va_list args; | |
254 | ||
255 | fprintf (stderr, _("%s: Error: "), program_name); | |
256 | va_start (args); | |
257 | message = va_arg (args, char *); | |
258 | vfprintf (stderr, message, args); | |
259 | va_end (args); | |
260 | return; | |
261 | } | |
262 | ||
263 | static void | |
264 | warn (va_alist) | |
265 | va_dcl | |
266 | { | |
267 | char * message; | |
268 | va_list args; | |
269 | ||
270 | fprintf (stderr, _("%s: Warning: "), program_name); | |
271 | va_start (args); | |
272 | message = va_arg (args, char *); | |
273 | vfprintf (stderr, message, args); | |
274 | va_end (args); | |
275 | return; | |
276 | } | |
277 | #endif | |
278 | ||
279 | static unsigned long int | |
280 | byte_get_little_endian (field, size) | |
281 | unsigned char * field; | |
282 | int size; | |
283 | { | |
284 | switch (size) | |
285 | { | |
286 | case 1: | |
287 | return * field; | |
288 | ||
289 | case 2: | |
290 | return ((unsigned int) (field [0])) | |
291 | | (((unsigned int) (field [1])) << 8); | |
292 | ||
293 | case 4: | |
294 | return ((unsigned long) (field [0])) | |
295 | | (((unsigned long) (field [1])) << 8) | |
296 | | (((unsigned long) (field [2])) << 16) | |
297 | | (((unsigned long) (field [3])) << 24); | |
298 | ||
299 | default: | |
300 | error (_("Unhandled data length: %d\n"), size); | |
301 | abort(); | |
302 | } | |
303 | } | |
304 | ||
305 | static unsigned long int | |
306 | byte_get_big_endian (field, size) | |
307 | unsigned char * field; | |
308 | int size; | |
309 | { | |
310 | switch (size) | |
311 | { | |
312 | case 1: | |
313 | return * field; | |
314 | ||
315 | case 2: | |
316 | return ((unsigned int) (field [1])) | (((int) (field [0])) << 8); | |
317 | ||
318 | case 4: | |
319 | return ((unsigned long) (field [3])) | |
320 | | (((unsigned long) (field [2])) << 8) | |
321 | | (((unsigned long) (field [1])) << 16) | |
322 | | (((unsigned long) (field [0])) << 24); | |
323 | ||
324 | default: | |
325 | error (_("Unhandled data length: %d\n"), size); | |
326 | abort(); | |
327 | } | |
328 | } | |
329 | ||
330 | ||
331 | /* Display the contents of the relocation data | |
332 | found at the specified offset. */ | |
333 | static int | |
334 | dump_relocations (file, rel_offset, rel_size, symtab, strtab) | |
335 | FILE * file; | |
336 | unsigned long rel_offset; | |
337 | unsigned long rel_size; | |
338 | Elf_Internal_Sym * symtab; | |
339 | char * strtab; | |
340 | { | |
341 | unsigned int i; | |
342 | int is_rela; | |
343 | Elf_Internal_Rel * rels; | |
344 | Elf_Internal_Rela * relas; | |
345 | ||
346 | ||
347 | /* Compute number of relocations and read them in. */ | |
348 | switch (elf_header.e_machine) | |
349 | { | |
350 | /* Targets that use REL relocations. */ | |
351 | case EM_ARM: | |
352 | case EM_386: | |
353 | case EM_486: | |
354 | case EM_CYGNUS_M32R: | |
355 | case EM_CYGNUS_D10V: | |
356 | case EM_MIPS: | |
357 | case EM_MIPS_RS4_BE: | |
358 | { | |
359 | Elf32_External_Rel * erels; | |
360 | ||
361 | GET_DATA_ALLOC (rel_offset, rel_size, erels, | |
362 | Elf32_External_Rel *, "relocs"); | |
363 | ||
364 | rel_size = rel_size / sizeof (Elf32_External_Rel); | |
365 | ||
366 | rels = (Elf_Internal_Rel *) malloc (rel_size * | |
367 | sizeof (Elf_Internal_Rel)); | |
368 | ||
369 | for (i = 0; i < rel_size; i++) | |
370 | { | |
371 | rels[i].r_offset = BYTE_GET (erels[i].r_offset); | |
372 | rels[i].r_info = BYTE_GET (erels[i].r_info); | |
373 | } | |
374 | ||
375 | free (erels); | |
376 | ||
377 | is_rela = 0; | |
378 | relas = (Elf_Internal_Rela *) rels; | |
379 | } | |
380 | break; | |
381 | ||
382 | /* Targets that use RELA relocations. */ | |
383 | case EM_68K: | |
384 | case EM_SPARC: | |
385 | case EM_PPC: | |
386 | case EM_CYGNUS_V850: | |
387 | case EM_CYGNUS_D30V: | |
388 | case EM_CYGNUS_MN10200: | |
389 | case EM_CYGNUS_MN10300: | |
390 | case EM_CYGNUS_FR30: | |
391 | case EM_SH: | |
392 | case EM_ALPHA: | |
393 | case EM_MCORE: | |
394 | { | |
395 | Elf32_External_Rela * erelas; | |
396 | ||
397 | GET_DATA_ALLOC (rel_offset, rel_size, erelas, | |
398 | Elf32_External_Rela *, "relocs"); | |
399 | ||
400 | rel_size = rel_size / sizeof (Elf32_External_Rela); | |
401 | ||
402 | relas = (Elf_Internal_Rela *) malloc (rel_size * | |
403 | sizeof (Elf_Internal_Rela)); | |
404 | ||
405 | for (i = 0; i < rel_size; i++) | |
406 | { | |
407 | relas[i].r_offset = BYTE_GET (erelas[i].r_offset); | |
408 | relas[i].r_info = BYTE_GET (erelas[i].r_info); | |
409 | relas[i].r_addend = BYTE_GET (erelas[i].r_addend); | |
410 | } | |
411 | ||
412 | free (erelas); | |
413 | ||
414 | is_rela = 1; | |
415 | rels = (Elf_Internal_Rel *) relas; | |
416 | } | |
417 | break; | |
418 | ||
419 | default: | |
420 | warn (_("Don't know about relocations on this machine architecture\n")); | |
421 | return 0; | |
422 | } | |
423 | ||
424 | if (is_rela) | |
425 | printf | |
426 | (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n")); | |
427 | else | |
428 | printf | |
429 | (_(" Offset Info Type Symbol's Value Symbol's Name\n")); | |
430 | ||
431 | for (i = 0; i < rel_size; i++) | |
432 | { | |
433 | const char * rtype; | |
434 | unsigned long offset; | |
435 | unsigned long info; | |
436 | int symtab_index; | |
437 | ||
438 | if (is_rela) | |
439 | { | |
440 | offset = relas [i].r_offset; | |
441 | info = relas [i].r_info; | |
442 | } | |
443 | else | |
444 | { | |
445 | offset = rels [i].r_offset; | |
446 | info = rels [i].r_info; | |
447 | } | |
448 | ||
449 | printf (" %8.8lx %5.5lx ", offset, info); | |
450 | ||
451 | switch (elf_header.e_machine) | |
452 | { | |
453 | default: | |
454 | rtype = NULL; | |
455 | break; | |
456 | ||
457 | case EM_CYGNUS_M32R: | |
458 | rtype = elf_m32r_reloc_type (ELF32_R_TYPE (info)); | |
459 | break; | |
460 | ||
461 | case EM_386: | |
462 | case EM_486: | |
463 | rtype = elf_i386_reloc_type (ELF32_R_TYPE (info)); | |
464 | break; | |
465 | ||
466 | case EM_68K: | |
467 | rtype = elf_m68k_reloc_type (ELF32_R_TYPE (info)); | |
468 | break; | |
469 | ||
470 | case EM_SPARC: | |
471 | rtype = elf_sparc_reloc_type (ELF32_R_TYPE (info)); | |
472 | break; | |
473 | ||
474 | case EM_CYGNUS_V850: | |
475 | rtype = v850_reloc_type (ELF32_R_TYPE (info)); | |
476 | break; | |
477 | ||
478 | case EM_CYGNUS_D10V: | |
479 | rtype = elf_d10v_reloc_type (ELF32_R_TYPE (info)); | |
480 | break; | |
481 | ||
482 | case EM_CYGNUS_D30V: | |
483 | rtype = elf_d30v_reloc_type (ELF32_R_TYPE (info)); | |
484 | break; | |
485 | ||
486 | case EM_SH: | |
487 | rtype = elf_sh_reloc_type (ELF32_R_TYPE (info)); | |
488 | break; | |
489 | ||
490 | case EM_CYGNUS_MN10300: | |
491 | rtype = elf_mn10300_reloc_type (ELF32_R_TYPE (info)); | |
492 | break; | |
493 | ||
494 | case EM_CYGNUS_MN10200: | |
495 | rtype = elf_mn10200_reloc_type (ELF32_R_TYPE (info)); | |
496 | break; | |
497 | ||
498 | case EM_CYGNUS_FR30: | |
499 | rtype = elf_fr30_reloc_type (ELF32_R_TYPE (info)); | |
500 | break; | |
501 | ||
502 | case EM_MCORE: | |
503 | rtype = elf_mcore_reloc_type (ELF32_R_TYPE (info)); | |
504 | break; | |
505 | ||
506 | case EM_PPC: | |
507 | rtype = elf_ppc_reloc_type (ELF32_R_TYPE (info)); | |
508 | break; | |
509 | ||
510 | case EM_MIPS: | |
511 | case EM_MIPS_RS4_BE: | |
512 | rtype = elf_mips_reloc_type (ELF32_R_TYPE (info)); | |
513 | break; | |
514 | ||
515 | case EM_ALPHA: | |
516 | rtype = elf_alpha_reloc_type (ELF32_R_TYPE (info)); | |
517 | break; | |
518 | ||
519 | case EM_ARM: | |
520 | rtype = elf_arm_reloc_type (ELF32_R_TYPE (info)); | |
521 | break; | |
522 | ||
523 | case EM_CYGNUS_ARC: | |
524 | rtype = elf_arc_reloc_type (ELF32_R_TYPE (info)); | |
525 | break; | |
526 | ||
527 | case EM_PARISC: | |
528 | rtype = elf32_hppa_reloc_type (ELF32_R_TYPE (info)); | |
529 | break; | |
530 | } | |
531 | ||
532 | if (rtype == NULL) | |
533 | printf (_("unrecognised: %-7lx"), ELF32_R_TYPE (info)); | |
534 | else | |
535 | printf ("%-21.21s", rtype); | |
536 | ||
537 | symtab_index = ELF32_R_SYM (info); | |
538 | ||
539 | if (symtab_index && symtab != NULL) | |
540 | { | |
541 | Elf_Internal_Sym * psym; | |
542 | ||
543 | psym = symtab + symtab_index; | |
544 | ||
545 | printf (" %08lx ", (unsigned long) psym->st_value); | |
546 | ||
547 | if (psym->st_name == 0) | |
548 | printf ("%-25.25s", | |
549 | SECTION_NAME (section_headers + psym->st_shndx)); | |
550 | else if (strtab == NULL) | |
551 | printf (_("<string table index %3ld>"), psym->st_name); | |
552 | else | |
553 | printf ("%-25.25s", strtab + psym->st_name); | |
554 | ||
555 | if (is_rela) | |
556 | printf (" + %lx", (unsigned long) relas [i].r_addend); | |
557 | } | |
1b228002 AS |
558 | else if (is_rela) |
559 | printf ("%34c%lx", ' ', (unsigned long) relas[i].r_addend); | |
252b5132 RH |
560 | |
561 | putchar ('\n'); | |
562 | } | |
563 | ||
564 | free (relas); | |
565 | ||
566 | return 1; | |
567 | } | |
568 | ||
569 | static const char * | |
570 | get_mips_dynamic_type (type) | |
571 | unsigned long type; | |
572 | { | |
573 | switch (type) | |
574 | { | |
575 | case DT_MIPS_RLD_VERSION: return "MIPS_RLD_VERSION"; | |
576 | case DT_MIPS_TIME_STAMP: return "MIPS_TIME_STAMP"; | |
577 | case DT_MIPS_ICHECKSUM: return "MIPS_ICHECKSUM"; | |
578 | case DT_MIPS_IVERSION: return "MIPS_IVERSION"; | |
579 | case DT_MIPS_FLAGS: return "MIPS_FLAGS"; | |
580 | case DT_MIPS_BASE_ADDRESS: return "MIPS_BASE_ADDRESS"; | |
581 | case DT_MIPS_MSYM: return "MIPS_MSYM"; | |
582 | case DT_MIPS_CONFLICT: return "MIPS_CONFLICT"; | |
583 | case DT_MIPS_LIBLIST: return "MIPS_LIBLIST"; | |
584 | case DT_MIPS_LOCAL_GOTNO: return "MIPS_LOCAL_GOTNO"; | |
585 | case DT_MIPS_CONFLICTNO: return "MIPS_CONFLICTNO"; | |
586 | case DT_MIPS_LIBLISTNO: return "MIPS_LIBLISTNO"; | |
587 | case DT_MIPS_SYMTABNO: return "MIPS_SYMTABNO"; | |
588 | case DT_MIPS_UNREFEXTNO: return "MIPS_UNREFEXTNO"; | |
589 | case DT_MIPS_GOTSYM: return "MIPS_GOTSYM"; | |
590 | case DT_MIPS_HIPAGENO: return "MIPS_HIPAGENO"; | |
591 | case DT_MIPS_RLD_MAP: return "MIPS_RLD_MAP"; | |
592 | case DT_MIPS_DELTA_CLASS: return "MIPS_DELTA_CLASS"; | |
593 | case DT_MIPS_DELTA_CLASS_NO: return "MIPS_DELTA_CLASS_NO"; | |
594 | case DT_MIPS_DELTA_INSTANCE: return "MIPS_DELTA_INSTANCE"; | |
595 | case DT_MIPS_DELTA_INSTANCE_NO: return "MIPS_DELTA_INSTANCE_NO"; | |
596 | case DT_MIPS_DELTA_RELOC: return "MIPS_DELTA_RELOC"; | |
597 | case DT_MIPS_DELTA_RELOC_NO: return "MIPS_DELTA_RELOC_NO"; | |
598 | case DT_MIPS_DELTA_SYM: return "MIPS_DELTA_SYM"; | |
599 | case DT_MIPS_DELTA_SYM_NO: return "MIPS_DELTA_SYM_NO"; | |
600 | case DT_MIPS_DELTA_CLASSSYM: return "MIPS_DELTA_CLASSSYM"; | |
601 | case DT_MIPS_DELTA_CLASSSYM_NO: return "MIPS_DELTA_CLASSSYM_NO"; | |
602 | case DT_MIPS_CXX_FLAGS: return "MIPS_CXX_FLAGS"; | |
603 | case DT_MIPS_PIXIE_INIT: return "MIPS_PIXIE_INIT"; | |
604 | case DT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB"; | |
605 | case DT_MIPS_LOCALPAGE_GOTIDX: return "MIPS_LOCALPAGE_GOTIDX"; | |
606 | case DT_MIPS_LOCAL_GOTIDX: return "MIPS_LOCAL_GOTIDX"; | |
607 | case DT_MIPS_HIDDEN_GOTIDX: return "MIPS_HIDDEN_GOTIDX"; | |
608 | case DT_MIPS_PROTECTED_GOTIDX: return "MIPS_PROTECTED_GOTIDX"; | |
609 | case DT_MIPS_OPTIONS: return "MIPS_OPTIONS"; | |
610 | case DT_MIPS_INTERFACE: return "MIPS_INTERFACE"; | |
611 | case DT_MIPS_DYNSTR_ALIGN: return "MIPS_DYNSTR_ALIGN"; | |
612 | case DT_MIPS_INTERFACE_SIZE: return "MIPS_INTERFACE_SIZE"; | |
613 | case DT_MIPS_RLD_TEXT_RESOLVE_ADDR: return "MIPS_RLD_TEXT_RESOLVE_ADDR"; | |
614 | case DT_MIPS_PERF_SUFFIX: return "MIPS_PERF_SUFFIX"; | |
615 | case DT_MIPS_COMPACT_SIZE: return "MIPS_COMPACT_SIZE"; | |
616 | case DT_MIPS_GP_VALUE: return "MIPS_GP_VALUE"; | |
617 | case DT_MIPS_AUX_DYNAMIC: return "MIPS_AUX_DYNAMIC"; | |
618 | default: | |
619 | return NULL; | |
620 | } | |
621 | } | |
622 | ||
623 | static const char * | |
624 | get_dynamic_type (type) | |
625 | unsigned long type; | |
626 | { | |
627 | static char buff [32]; | |
628 | ||
629 | switch (type) | |
630 | { | |
631 | case DT_NULL: return "NULL"; | |
632 | case DT_NEEDED: return "NEEDED"; | |
633 | case DT_PLTRELSZ: return "PLTRELSZ"; | |
634 | case DT_PLTGOT: return "PLTGOT"; | |
635 | case DT_HASH: return "HASH"; | |
636 | case DT_STRTAB: return "STRTAB"; | |
637 | case DT_SYMTAB: return "SYMTAB"; | |
638 | case DT_RELA: return "RELA"; | |
639 | case DT_RELASZ: return "RELASZ"; | |
640 | case DT_RELAENT: return "RELAENT"; | |
641 | case DT_STRSZ: return "STRSZ"; | |
642 | case DT_SYMENT: return "SYMENT"; | |
643 | case DT_INIT: return "INIT"; | |
644 | case DT_FINI: return "FINI"; | |
645 | case DT_SONAME: return "SONAME"; | |
646 | case DT_RPATH: return "RPATH"; | |
647 | case DT_SYMBOLIC: return "SYMBOLIC"; | |
648 | case DT_REL: return "REL"; | |
649 | case DT_RELSZ: return "RELSZ"; | |
650 | case DT_RELENT: return "RELENT"; | |
651 | case DT_PLTREL: return "PLTREL"; | |
652 | case DT_DEBUG: return "DEBUG"; | |
653 | case DT_TEXTREL: return "TEXTREL"; | |
654 | case DT_JMPREL: return "JMPREL"; | |
655 | case DT_BIND_NOW: return "BIND_NOW"; | |
656 | case DT_INIT_ARRAY: return "INIT_ARRAY"; | |
657 | case DT_FINI_ARRAY: return "FINI_ARRAY"; | |
658 | case DT_INIT_ARRAYSZ: return "INIT_ARRAYSZ"; | |
659 | case DT_FINI_ARRAYSZ: return "FINI_ARRAYSZ"; | |
660 | ||
661 | case DT_PLTPADSZ: return "PLTPADSZ"; | |
662 | case DT_MOVEENT: return "MOVEENT"; | |
663 | case DT_MOVESZ: return "MOVESZ"; | |
664 | case DT_FEATURE_1: return "FEATURE_1"; | |
665 | case DT_POSFLAG_1: return "POSFLAG_1"; | |
666 | case DT_SYMINSZ: return "SYMINSZ"; | |
667 | case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */ | |
668 | ||
669 | case DT_ADDRRNGLO: return "ADDRRNGLO"; | |
670 | case DT_SYMINFO: return "SYMINFO"; /* aka ADDRRNGHI */ | |
671 | ||
672 | case DT_VERSYM: return "VERSYM"; | |
673 | ||
674 | case DT_RELACOUNT: return "RELACOUNT"; | |
675 | case DT_RELCOUNT: return "RELCOUNT"; | |
676 | case DT_FLAGS_1: return "FLAGS_1"; | |
677 | case DT_VERDEF: return "VERDEF"; | |
678 | case DT_VERDEFNUM: return "VERDEFNUM"; | |
679 | case DT_VERNEED: return "VERNEED"; | |
680 | case DT_VERNEEDNUM: return "VERNEEDNUM"; | |
681 | ||
682 | case DT_AUXILIARY: return "AUXILARY"; | |
683 | case DT_USED: return "USED"; | |
684 | case DT_FILTER: return "FILTER"; | |
685 | ||
686 | default: | |
687 | if ((type >= DT_LOPROC) && (type <= DT_HIPROC)) | |
688 | { | |
689 | const char * result; | |
690 | ||
691 | switch (elf_header.e_machine) | |
692 | { | |
693 | case EM_MIPS: | |
694 | case EM_MIPS_RS4_BE: | |
695 | result = get_mips_dynamic_type (type); | |
696 | break; | |
697 | default: | |
698 | result = NULL; | |
699 | break; | |
700 | } | |
701 | ||
702 | if (result != NULL) | |
703 | return result; | |
704 | ||
705 | sprintf (buff, _("Processor Specific: %lx"), type); | |
706 | } | |
707 | else if ((type >= DT_LOOS) && (type <= DT_HIOS)) | |
708 | sprintf (buff, _("Operating System specific: %lx"), type); | |
709 | else | |
710 | sprintf (buff, _("<unknown>: %lx"), type); | |
711 | ||
712 | return buff; | |
713 | } | |
714 | } | |
715 | ||
716 | static char * | |
717 | get_file_type (e_type) | |
718 | unsigned e_type; | |
719 | { | |
720 | static char buff [32]; | |
721 | ||
722 | switch (e_type) | |
723 | { | |
724 | case ET_NONE: return _("NONE (None)"); | |
725 | case ET_REL: return _("REL (Relocatable file)"); | |
726 | case ET_EXEC: return _("EXEC (Executable file)"); | |
727 | case ET_DYN: return _("DYN (Shared object file)"); | |
728 | case ET_CORE: return _("CORE (Core file)"); | |
729 | ||
730 | default: | |
731 | if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC)) | |
732 | sprintf (buff, _("Processor Specific: (%x)"), e_type); | |
733 | else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS)) | |
734 | sprintf (buff, _("OS Specific: (%x)"), e_type); | |
735 | else | |
736 | sprintf (buff, _("<unknown>: %x"), e_type); | |
737 | return buff; | |
738 | } | |
739 | } | |
740 | ||
741 | static char * | |
742 | get_machine_name (e_machine) | |
743 | unsigned e_machine; | |
744 | { | |
745 | static char buff [32]; | |
746 | ||
747 | switch (e_machine) | |
748 | { | |
749 | case EM_NONE: return _("None"); | |
750 | case EM_M32: return "WE32100"; | |
751 | case EM_SPARC: return "Sparc"; | |
752 | case EM_386: return "Intel 80386"; | |
753 | case EM_68K: return "MC68000"; | |
754 | case EM_88K: return "MC88000"; | |
755 | case EM_486: return "Intel 80486"; | |
756 | case EM_860: return "Intel 80860"; | |
757 | case EM_MIPS: return "MIPS R3000 big-endian"; | |
758 | case EM_S370: return "Amdahl"; | |
759 | case EM_MIPS_RS4_BE: return "MIPS R4000 big-endian"; | |
760 | case EM_OLD_SPARCV9: return "Sparc v9 (old)"; | |
761 | case EM_PARISC: return "HPPA"; | |
762 | case EM_PPC_OLD: return "Power PC (old)"; | |
763 | case EM_SPARC32PLUS: return "Sparc v8+" ; | |
764 | case EM_960: return "Intel 90860"; | |
765 | case EM_PPC: return "PowerPC"; | |
766 | case EM_V800: return "NEC V800"; | |
767 | case EM_FR20: return "Fujitsu FR20"; | |
768 | case EM_RH32: return "TRW RH32"; | |
769 | case EM_MCORE: return "MCORE"; | |
770 | case EM_ARM: return "ARM"; | |
771 | case EM_OLD_ALPHA: return "Digital Alpha (old)"; | |
772 | case EM_SH: return "Hitachi SH"; | |
773 | case EM_SPARCV9: return "Sparc v9"; | |
774 | case EM_TRICORE: return "Siemens Tricore"; | |
775 | case EM_ARC: return "Argonaut RISC Core"; | |
776 | case EM_H8_300: return "Hitachi H8/300"; | |
777 | case EM_H8_300H: return "Hitachi H8/300H"; | |
778 | case EM_H8S: return "Hitachi H8S"; | |
779 | case EM_H8_500: return "Hitachi H8/500"; | |
780 | case EM_IA_64: return "Intel Merced"; | |
781 | case EM_MIPS_X: return "Stanford MIPS-X"; | |
782 | case EM_COLDFIRE: return "Motorola Coldfire"; | |
783 | case EM_68HC12: return "Motorola M68HC12"; | |
784 | case EM_ALPHA: return "Alpha"; | |
785 | case EM_CYGNUS_D10V: return "d10v"; | |
786 | case EM_CYGNUS_D30V: return "d30v"; | |
787 | case EM_CYGNUS_ARC: return "Arc"; | |
788 | case EM_CYGNUS_M32R: return "Mitsubishi M32r"; | |
789 | case EM_CYGNUS_V850: return "NEC v850"; | |
790 | case EM_CYGNUS_MN10300: return "mn10300"; | |
791 | case EM_CYGNUS_MN10200: return "mn10200"; | |
792 | case EM_CYGNUS_FR30: return "Fujitsu FR30"; | |
793 | ||
794 | default: | |
795 | sprintf (buff, _("<unknown>: %x"), e_machine); | |
796 | return buff; | |
797 | } | |
798 | } | |
799 | ||
800 | static char * | |
801 | get_machine_flags (e_flags, e_machine) | |
802 | unsigned e_flags; | |
803 | unsigned e_machine; | |
804 | { | |
805 | static char buf [1024]; | |
806 | ||
807 | buf[0] = '\0'; | |
808 | if (e_flags) | |
809 | { | |
810 | switch (e_machine) | |
811 | { | |
812 | default: | |
813 | break; | |
814 | ||
33c63f9d CM |
815 | case EM_68K: |
816 | if (e_flags & EF_CPU32) | |
817 | strcat (buf, ", cpu32"); | |
818 | break; | |
819 | ||
252b5132 RH |
820 | case EM_PPC: |
821 | if (e_flags & EF_PPC_EMB) | |
822 | strcat (buf, ", emb"); | |
823 | ||
824 | if (e_flags & EF_PPC_RELOCATABLE) | |
825 | strcat (buf, ", relocatable"); | |
826 | ||
827 | if (e_flags & EF_PPC_RELOCATABLE_LIB) | |
828 | strcat (buf, ", relocatable-lib"); | |
829 | break; | |
830 | ||
831 | case EM_CYGNUS_V850: | |
832 | switch (e_flags & EF_V850_ARCH) | |
833 | { | |
834 | case E_V850E_ARCH: | |
835 | strcat (buf, ", v850e"); | |
836 | break; | |
837 | case E_V850EA_ARCH: | |
838 | strcat (buf, ", v850ea"); | |
839 | break; | |
840 | case E_V850_ARCH: | |
841 | strcat (buf, ", v850"); | |
842 | break; | |
843 | default: | |
844 | strcat (buf, ", unknown v850 architecture variant"); | |
845 | break; | |
846 | } | |
847 | break; | |
848 | ||
849 | case EM_CYGNUS_M32R: | |
850 | if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH) | |
851 | strcat (buf, ", m32r"); | |
852 | ||
853 | break; | |
854 | ||
855 | case EM_MIPS: | |
856 | case EM_MIPS_RS4_BE: | |
857 | if (e_flags & EF_MIPS_NOREORDER) | |
858 | strcat (buf, ", noreorder"); | |
859 | ||
860 | if (e_flags & EF_MIPS_PIC) | |
861 | strcat (buf, ", pic"); | |
862 | ||
863 | if (e_flags & EF_MIPS_CPIC) | |
864 | strcat (buf, ", cpic"); | |
865 | ||
866 | if (e_flags & EF_MIPS_ABI2) | |
867 | strcat (buf, ", abi2"); | |
868 | ||
869 | if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_1) | |
870 | strcat (buf, ", mips1"); | |
871 | ||
872 | if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_2) | |
873 | strcat (buf, ", mips2"); | |
874 | ||
875 | if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_3) | |
876 | strcat (buf, ", mips3"); | |
877 | ||
878 | if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_4) | |
879 | strcat (buf, ", mips4"); | |
880 | break; | |
881 | } | |
882 | } | |
883 | ||
884 | return buf; | |
885 | } | |
886 | ||
887 | static char * | |
888 | get_machine_data (e_data) | |
889 | unsigned e_data; | |
890 | { | |
891 | static char buff [32]; | |
892 | ||
893 | switch (e_data) | |
894 | { | |
895 | case ELFDATA2LSB: return _("ELFDATA2LSB (little endian)"); | |
896 | case ELFDATA2MSB: return _("ELFDATA2MSB (big endian)"); | |
897 | default: | |
898 | sprintf (buff, _("<unknown>: %x"), e_data); | |
899 | return buff; | |
900 | } | |
901 | } | |
902 | ||
903 | static const char * | |
904 | get_mips_segment_type (type) | |
905 | unsigned long type; | |
906 | { | |
907 | switch (type) | |
908 | { | |
909 | case PT_MIPS_REGINFO: | |
910 | return "REGINFO"; | |
911 | case PT_MIPS_RTPROC: | |
912 | return "RTPROC"; | |
913 | case PT_MIPS_OPTIONS: | |
914 | return "OPTIONS"; | |
915 | default: | |
916 | break; | |
917 | } | |
918 | ||
919 | return NULL; | |
920 | } | |
921 | ||
922 | static const char * | |
923 | get_segment_type (p_type) | |
924 | unsigned long p_type; | |
925 | { | |
926 | static char buff [32]; | |
927 | ||
928 | switch (p_type) | |
929 | { | |
930 | case PT_NULL: return "NULL"; | |
931 | case PT_LOAD: return "LOAD"; | |
932 | case PT_DYNAMIC: return "DYNAMIC"; | |
933 | case PT_INTERP: return "INTERP"; | |
934 | case PT_NOTE: return "NOTE"; | |
935 | case PT_SHLIB: return "SHLIB"; | |
936 | case PT_PHDR: return "PHDR"; | |
937 | ||
938 | default: | |
939 | if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC)) | |
940 | { | |
941 | const char * result; | |
942 | ||
943 | switch (elf_header.e_machine) | |
944 | { | |
945 | case EM_MIPS: | |
946 | case EM_MIPS_RS4_BE: | |
947 | result = get_mips_segment_type (p_type); | |
948 | break; | |
949 | default: | |
950 | result = NULL; | |
951 | break; | |
952 | } | |
953 | ||
954 | if (result != NULL) | |
955 | return result; | |
956 | ||
957 | sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC); | |
958 | } | |
959 | else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS)) | |
960 | sprintf (buff, "LOOS+%lx", p_type - PT_LOOS); | |
961 | else | |
962 | sprintf (buff, _("<unknown>: %lx"), p_type); | |
963 | ||
964 | return buff; | |
965 | } | |
966 | } | |
967 | ||
968 | static const char * | |
969 | get_mips_section_type_name (sh_type) | |
970 | unsigned int sh_type; | |
971 | { | |
972 | switch (sh_type) | |
973 | { | |
974 | case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST"; | |
975 | case SHT_MIPS_MSYM: return "MIPS_MSYM"; | |
976 | case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT"; | |
977 | case SHT_MIPS_GPTAB: return "MIPS_GPTAB"; | |
978 | case SHT_MIPS_UCODE: return "MIPS_UCODE"; | |
979 | case SHT_MIPS_DEBUG: return "MIPS_DEBUG"; | |
980 | case SHT_MIPS_REGINFO: return "MIPS_REGINFO"; | |
981 | case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE"; | |
982 | case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM"; | |
983 | case SHT_MIPS_RELD: return "MIPS_RELD"; | |
984 | case SHT_MIPS_IFACE: return "MIPS_IFACE"; | |
985 | case SHT_MIPS_CONTENT: return "MIPS_CONTENT"; | |
986 | case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS"; | |
987 | case SHT_MIPS_SHDR: return "MIPS_SHDR"; | |
988 | case SHT_MIPS_FDESC: return "MIPS_FDESC"; | |
989 | case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM"; | |
990 | case SHT_MIPS_DENSE: return "MIPS_DENSE"; | |
991 | case SHT_MIPS_PDESC: return "MIPS_PDESC"; | |
992 | case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM"; | |
993 | case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM"; | |
994 | case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM"; | |
995 | case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR"; | |
996 | case SHT_MIPS_LINE: return "MIPS_LINE"; | |
997 | case SHT_MIPS_RFDESC: return "MIPS_RFDESC"; | |
998 | case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM"; | |
999 | case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST"; | |
1000 | case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS"; | |
1001 | case SHT_MIPS_DWARF: return "MIPS_DWARF"; | |
1002 | case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL"; | |
1003 | case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB"; | |
1004 | case SHT_MIPS_EVENTS: return "MIPS_EVENTS"; | |
1005 | case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE"; | |
1006 | case SHT_MIPS_PIXIE: return "MIPS_PIXIE"; | |
1007 | case SHT_MIPS_XLATE: return "MIPS_XLATE"; | |
1008 | case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG"; | |
1009 | case SHT_MIPS_WHIRL: return "MIPS_WHIRL"; | |
1010 | case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION"; | |
1011 | case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD"; | |
1012 | case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION"; | |
1013 | default: | |
1014 | break; | |
1015 | } | |
1016 | return NULL; | |
1017 | } | |
1018 | ||
1019 | static const char * | |
1020 | get_section_type_name (sh_type) | |
1021 | unsigned int sh_type; | |
1022 | { | |
1023 | static char buff [32]; | |
1024 | ||
1025 | switch (sh_type) | |
1026 | { | |
1027 | case SHT_NULL: return "NULL"; | |
1028 | case SHT_PROGBITS: return "PROGBITS"; | |
1029 | case SHT_SYMTAB: return "SYMTAB"; | |
1030 | case SHT_STRTAB: return "STRTAB"; | |
1031 | case SHT_RELA: return "RELA"; | |
1032 | case SHT_HASH: return "HASH"; | |
1033 | case SHT_DYNAMIC: return "DYNAMIC"; | |
1034 | case SHT_NOTE: return "NOTE"; | |
1035 | case SHT_NOBITS: return "NOBITS"; | |
1036 | case SHT_REL: return "REL"; | |
1037 | case SHT_SHLIB: return "SHLIB"; | |
1038 | case SHT_DYNSYM: return "DYNSYM"; | |
1039 | case SHT_GNU_verdef: return "VERDEF"; | |
1040 | case SHT_GNU_verneed: return "VERNEED"; | |
1041 | case SHT_GNU_versym: return "VERSYM"; | |
1042 | case 0x6ffffff0: return "VERSYM"; | |
1043 | case 0x6ffffffc: return "VERDEF"; | |
1044 | case 0x7ffffffd: return "AUXILIARY"; | |
1045 | case 0x7fffffff: return "FILTER"; | |
1046 | ||
1047 | default: | |
1048 | if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC)) | |
1049 | { | |
1050 | const char * result; | |
1051 | ||
1052 | switch (elf_header.e_machine) | |
1053 | { | |
1054 | case EM_MIPS: | |
1055 | case EM_MIPS_RS4_BE: | |
1056 | result = get_mips_section_type_name (sh_type); | |
1057 | break; | |
1058 | default: | |
1059 | result = NULL; | |
1060 | break; | |
1061 | } | |
1062 | ||
1063 | if (result != NULL) | |
1064 | return result; | |
1065 | ||
1066 | sprintf (buff, "SHT_LOPROC+%x", sh_type - SHT_LOPROC); | |
1067 | } | |
1068 | else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS)) | |
1069 | sprintf (buff, "SHT_LOOS+%x", sh_type - SHT_LOOS); | |
1070 | else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER)) | |
1071 | sprintf (buff, "SHT_LOUSER+%x", sh_type - SHT_LOUSER); | |
1072 | else | |
1073 | sprintf (buff, _("<unknown>: %x"), sh_type); | |
1074 | ||
1075 | return buff; | |
1076 | } | |
1077 | } | |
1078 | ||
1079 | struct option options [] = | |
1080 | { | |
1081 | {"all", no_argument, 0, 'a'}, | |
1082 | {"file-header", no_argument, 0, 'h'}, | |
1083 | {"program-headers", no_argument, 0, 'l'}, | |
1084 | {"headers", no_argument, 0, 'e'}, | |
1085 | {"histogram", no_argument, & do_histogram, 1}, | |
1086 | {"segments", no_argument, 0, 'l'}, | |
1087 | {"sections", no_argument, 0, 'S'}, | |
1088 | {"section-headers", no_argument, 0, 'S'}, | |
1089 | {"symbols", no_argument, 0, 's'}, | |
1090 | {"syms", no_argument, 0, 's'}, | |
1091 | {"relocs", no_argument, 0, 'r'}, | |
1092 | {"dynamic", no_argument, 0, 'd'}, | |
1093 | {"version-info", no_argument, 0, 'V'}, | |
1094 | {"use-dynamic", no_argument, 0, 'D'}, | |
1095 | {"hex-dump", required_argument, 0, 'x'}, | |
1096 | {"debug-dump", optional_argument, 0, 'w'}, | |
1097 | #ifdef SUPPORT_DISASSEMBLY | |
1098 | {"instruction-dump", required_argument, 0, 'i'}, | |
1099 | #endif | |
1100 | ||
1101 | {"version", no_argument, 0, 'v'}, | |
1102 | {"help", no_argument, 0, 'H'}, | |
1103 | {0, no_argument, 0, 0} | |
1104 | }; | |
1105 | ||
1106 | static void | |
1107 | usage () | |
1108 | { | |
1109 | fprintf (stdout, _("Usage: readelf {options} elf-file(s)\n")); | |
1110 | fprintf (stdout, _(" Options are:\n")); | |
1111 | fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V --histogram\n")); | |
1112 | fprintf (stdout, _(" -h or --file-header Display the ELF file header\n")); | |
1113 | fprintf (stdout, _(" -l or --program-headers or --segments\n")); | |
1114 | fprintf (stdout, _(" Display the program headers\n")); | |
1115 | fprintf (stdout, _(" -S or --section-headers or --sections\n")); | |
1116 | fprintf (stdout, _(" Display the sections' header\n")); | |
1117 | fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n")); | |
1118 | fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n")); | |
1119 | fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n")); | |
1120 | fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n")); | |
1121 | fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n")); | |
1122 | fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n")); | |
1123 | fprintf (stdout, _(" -x <number> or --hex-dump=<number>\n")); | |
1124 | fprintf (stdout, _(" Dump the contents of section <number>\n")); | |
1125 | fprintf (stdout, _(" -w[liapr] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges]\n")); | |
1126 | fprintf (stdout, _(" Display the contents of DWARF2 debug sections\n")); | |
1127 | #ifdef SUPPORT_DISASSEMBLY | |
1128 | fprintf (stdout, _(" -i <number> or --instruction-dump=<number>\n")); | |
1129 | fprintf (stdout, _(" Disassemble the contents of section <number>\n")); | |
1130 | #endif | |
1131 | fprintf (stdout, _(" --histogram Display histogram of bucket list lengths\n")); | |
1132 | fprintf (stdout, _(" -v or --version Display the version number of readelf\n")); | |
1133 | fprintf (stdout, _(" -H or --help Display this information\n")); | |
1134 | fprintf (stdout, _("Report bugs to bug-gnu-utils@gnu.org\n")); | |
1135 | ||
1136 | exit (0); | |
1137 | } | |
1138 | ||
1139 | static void | |
1140 | request_dump (section, type) | |
1141 | unsigned int section; | |
1142 | char type; | |
1143 | { | |
1144 | if (section >= num_dump_sects) | |
1145 | { | |
1146 | char * new_dump_sects; | |
1147 | ||
1148 | new_dump_sects = (char *) calloc (section + 1, 1); | |
1149 | ||
1150 | if (new_dump_sects == NULL) | |
1151 | error (_("Out of memory allocating dump request table.")); | |
1152 | else | |
1153 | { | |
1154 | /* Copy current flag settings. */ | |
1155 | memcpy (new_dump_sects, dump_sects, num_dump_sects); | |
1156 | ||
1157 | free (dump_sects); | |
1158 | ||
1159 | dump_sects = new_dump_sects; | |
1160 | num_dump_sects = section + 1; | |
1161 | } | |
1162 | } | |
1163 | ||
1164 | if (dump_sects) | |
1165 | dump_sects [section] |= type; | |
1166 | ||
1167 | return; | |
1168 | } | |
1169 | ||
1170 | static void | |
1171 | parse_args (argc, argv) | |
1172 | int argc; | |
1173 | char ** argv; | |
1174 | { | |
1175 | int c; | |
1176 | ||
1177 | if (argc < 2) | |
1178 | usage (); | |
1179 | ||
1180 | while ((c = getopt_long | |
1181 | (argc, argv, "ersahldSDw::x:i:vV", options, NULL)) != EOF) | |
1182 | { | |
1183 | char * cp; | |
1184 | int section; | |
1185 | ||
1186 | switch (c) | |
1187 | { | |
1188 | case 0: | |
1189 | /* Long options. */ | |
1190 | break; | |
1191 | case 'H': | |
1192 | usage (); | |
1193 | break; | |
1194 | ||
1195 | case 'a': | |
1196 | do_syms ++; | |
1197 | do_reloc ++; | |
1198 | do_dynamic ++; | |
1199 | do_header ++; | |
1200 | do_sections ++; | |
1201 | do_segments ++; | |
1202 | do_version ++; | |
1203 | do_histogram ++; | |
1204 | break; | |
1205 | case 'e': | |
1206 | do_header ++; | |
1207 | do_sections ++; | |
1208 | do_segments ++; | |
1209 | break; | |
1210 | case 'D': | |
1211 | do_using_dynamic ++; | |
1212 | break; | |
1213 | case 'r': | |
1214 | do_reloc ++; | |
1215 | break; | |
1216 | case 'h': | |
1217 | do_header ++; | |
1218 | break; | |
1219 | case 'l': | |
1220 | do_segments ++; | |
1221 | break; | |
1222 | case 's': | |
1223 | do_syms ++; | |
1224 | break; | |
1225 | case 'S': | |
1226 | do_sections ++; | |
1227 | break; | |
1228 | case 'd': | |
1229 | do_dynamic ++; | |
1230 | break; | |
1231 | case 'x': | |
1232 | do_dump ++; | |
1233 | section = strtoul (optarg, & cp, 0); | |
1234 | if (! * cp && section >= 0) | |
1235 | { | |
1236 | request_dump (section, HEX_DUMP); | |
1237 | break; | |
1238 | } | |
1239 | goto oops; | |
1240 | case 'w': | |
1241 | do_dump ++; | |
1242 | if (optarg == 0) | |
1243 | do_debugging = 1; | |
1244 | else | |
1245 | { | |
1246 | do_debugging = 0; | |
1247 | switch (optarg[0]) | |
1248 | { | |
1249 | case 'i': | |
1250 | case 'I': | |
1251 | do_debug_info = 1; | |
1252 | break; | |
1253 | ||
1254 | case 'a': | |
1255 | case 'A': | |
1256 | do_debug_abbrevs = 1; | |
1257 | break; | |
1258 | ||
1259 | case 'l': | |
1260 | case 'L': | |
1261 | do_debug_lines = 1; | |
1262 | break; | |
1263 | ||
1264 | case 'p': | |
1265 | case 'P': | |
1266 | do_debug_pubnames = 1; | |
1267 | break; | |
1268 | ||
1269 | case 'r': | |
1270 | case 'R': | |
1271 | do_debug_aranges = 1; | |
1272 | break; | |
1273 | ||
1274 | default: | |
1275 | warn (_("Unrecognised debug option '%s'\n"), optarg); | |
1276 | break; | |
1277 | } | |
1278 | } | |
1279 | break; | |
1280 | #ifdef SUPPORT_DISASSEMBLY | |
1281 | case 'i': | |
1282 | do_dump ++; | |
1283 | section = strtoul (optarg, & cp, 0); | |
1284 | if (! * cp && section >= 0) | |
1285 | { | |
1286 | request_dump (section, DISASS_DUMP); | |
1287 | break; | |
1288 | } | |
1289 | goto oops; | |
1290 | #endif | |
1291 | case 'v': | |
1292 | print_version (program_name); | |
1293 | break; | |
1294 | case 'V': | |
1295 | do_version ++; | |
1296 | break; | |
1297 | default: | |
1298 | oops: | |
1299 | /* xgettext:c-format */ | |
1300 | error (_("Invalid option '-%c'\n"), c); | |
1301 | /* Drop through. */ | |
1302 | case '?': | |
1303 | usage (); | |
1304 | } | |
1305 | } | |
1306 | ||
1307 | if (!do_dynamic && !do_syms && !do_reloc && !do_sections | |
1308 | && !do_segments && !do_header && !do_dump && !do_version | |
1309 | && !do_histogram && !do_debugging) | |
1310 | usage (); | |
1311 | else if (argc < 3) | |
1312 | { | |
1313 | warn (_("Nothing to do.\n")); | |
1314 | usage(); | |
1315 | } | |
1316 | } | |
1317 | ||
1318 | static const char * | |
1319 | get_elf_class (elf_class) | |
1320 | unsigned char elf_class; | |
1321 | { | |
1322 | switch (elf_class) | |
1323 | { | |
1324 | case ELFCLASSNONE: return _("none"); | |
1325 | case ELFCLASS32: return _("ELF32"); | |
1326 | case ELFCLASS64: return _("ELF64"); | |
1327 | default: return _("<unknown>"); | |
1328 | } | |
1329 | } | |
1330 | ||
1331 | static const char * | |
1332 | get_data_encoding (encoding) | |
1333 | unsigned char encoding; | |
1334 | { | |
1335 | switch (encoding) | |
1336 | { | |
1337 | case ELFDATANONE: return _("none"); | |
33c63f9d CM |
1338 | case ELFDATA2LSB: return _("2's complement, little endian"); |
1339 | case ELFDATA2MSB: return _("2's complement, big endian"); | |
252b5132 RH |
1340 | default: return _("<unknown>"); |
1341 | } | |
1342 | } | |
1343 | ||
1344 | static const char * | |
1345 | get_osabi_name (osabi) | |
1346 | unsigned char osabi; | |
1347 | { | |
1348 | switch (osabi) | |
1349 | { | |
1350 | case ELFOSABI_SYSV: return _("UNIX - System V"); | |
1351 | case ELFOSABI_HPUX: return _("UNIX - HP-UX"); | |
1352 | case ELFOSABI_STANDALONE: return _("Standalone App"); | |
1353 | default: return _("<unknown>"); | |
1354 | } | |
1355 | } | |
1356 | ||
1357 | /* Decode the data held in 'elf_header'. */ | |
1358 | static int | |
1359 | process_file_header () | |
1360 | { | |
1361 | if ( elf_header.e_ident [EI_MAG0] != ELFMAG0 | |
1362 | || elf_header.e_ident [EI_MAG1] != ELFMAG1 | |
1363 | || elf_header.e_ident [EI_MAG2] != ELFMAG2 | |
1364 | || elf_header.e_ident [EI_MAG3] != ELFMAG3) | |
1365 | { | |
1366 | error | |
1367 | (_("Not an ELF file - it has the wrong magic bytes at the start\n")); | |
1368 | return 0; | |
1369 | } | |
1370 | ||
1371 | if (do_header) | |
1372 | { | |
1373 | int i; | |
1374 | ||
1375 | printf (_("ELF Header:\n")); | |
1376 | printf (_(" Magic: ")); | |
1377 | for (i = 0; i < EI_NIDENT; i ++) | |
1378 | printf ("%2.2x ", elf_header.e_ident [i]); | |
1379 | printf ("\n"); | |
1380 | printf (_(" Class: %s\n"), | |
1381 | get_elf_class (elf_header.e_ident [EI_CLASS])); | |
1382 | printf (_(" Data: %s\n"), | |
1383 | get_data_encoding (elf_header.e_ident [EI_DATA])); | |
1384 | printf (_(" Version: %d %s\n"), | |
1385 | elf_header.e_ident [EI_VERSION], | |
1386 | elf_header.e_ident [EI_VERSION] == EV_CURRENT ? "(current)" : | |
1387 | elf_header.e_ident [EI_VERSION] != EV_NONE ? "<unknown>" : ""); | |
1388 | printf (_(" OS/ABI: %s\n"), | |
1389 | get_osabi_name (elf_header.e_ident [EI_OSABI])); | |
1390 | printf (_(" ABI Version: %d\n"), | |
1391 | elf_header.e_ident [EI_ABIVERSION]); | |
1392 | printf (_(" Type: %s\n"), | |
1393 | get_file_type (elf_header.e_type)); | |
1394 | printf (_(" Machine: %s\n"), | |
1395 | get_machine_name (elf_header.e_machine)); | |
1396 | printf (_(" Version: 0x%lx\n"), | |
1397 | (unsigned long) elf_header.e_version); | |
1398 | printf (_(" Data: %s\n"), | |
1399 | get_machine_data (elf_header.e_ident [EI_DATA])); | |
1400 | printf (_(" Entry point address: 0x%lx\n"), | |
1401 | (unsigned long) elf_header.e_entry); | |
1402 | printf (_(" Start of program headers: %ld (bytes into file)\n"), | |
1403 | (long) elf_header.e_phoff); | |
1404 | printf (_(" Start of section headers: %ld (bytes into file)\n"), | |
1405 | (long) elf_header.e_shoff); | |
1406 | printf (_(" Flags: 0x%lx%s\n"), | |
1407 | (unsigned long) elf_header.e_flags, | |
1408 | get_machine_flags (elf_header.e_flags, elf_header.e_machine)); | |
1409 | printf (_(" Size of this header: %ld (bytes)\n"), | |
1410 | (long) elf_header.e_ehsize); | |
1411 | printf (_(" Size of program headers: %ld (bytes)\n"), | |
1412 | (long) elf_header.e_phentsize); | |
1413 | printf (_(" Number of program headers: %ld\n"), | |
1414 | (long) elf_header.e_phnum); | |
1415 | printf (_(" Size of section headers: %ld (bytes)\n"), | |
1416 | (long) elf_header.e_shentsize); | |
1417 | printf (_(" Number of section headers: %ld\n"), | |
1418 | (long) elf_header.e_shnum); | |
1419 | printf (_(" Section header string table index: %ld\n"), | |
1420 | (long) elf_header.e_shstrndx); | |
1421 | } | |
1422 | ||
1423 | /* Test class after dumping header so that at least the header can be | |
1424 | display on 64 bit binaries. */ | |
1425 | ||
1426 | binary_class = elf_header.e_ident [EI_CLASS]; | |
1427 | if (binary_class != ELFCLASS32) | |
1428 | { | |
1429 | error (_("Not a 32 bit ELF file\n")); | |
1430 | return 0; | |
1431 | } | |
1432 | ||
1433 | return 1; | |
1434 | } | |
1435 | ||
1436 | ||
1437 | static int | |
1438 | process_program_headers (file) | |
1439 | FILE * file; | |
1440 | { | |
1441 | Elf32_External_Phdr * phdrs; | |
1442 | Elf32_Internal_Phdr * program_headers; | |
1443 | Elf32_Internal_Phdr * segment; | |
1444 | unsigned int i; | |
1445 | ||
1446 | if (elf_header.e_phnum == 0) | |
1447 | { | |
1448 | if (do_segments) | |
1449 | printf (_("\nThere are no program headers in this file.\n")); | |
1450 | return 1; | |
1451 | } | |
1452 | ||
1453 | if (do_segments && !do_header) | |
1454 | { | |
1455 | printf (_("\nElf file is %s\n"), get_file_type (elf_header.e_type)); | |
1456 | printf (_("Entry point 0x%lx\n"), (unsigned long) elf_header.e_entry); | |
1457 | printf (_("There are %d program headers, starting at offset %lx:\n"), | |
1458 | elf_header.e_phnum, (unsigned long) elf_header.e_phoff); | |
1459 | } | |
1460 | ||
1461 | GET_DATA_ALLOC (elf_header.e_phoff, | |
1462 | elf_header.e_phentsize * elf_header.e_phnum, | |
1463 | phdrs, Elf32_External_Phdr *, "program headers"); | |
1464 | ||
1465 | program_headers = (Elf32_Internal_Phdr *) malloc | |
1466 | (elf_header.e_phnum * sizeof (Elf32_Internal_Phdr)); | |
1467 | ||
1468 | if (program_headers == NULL) | |
1469 | { | |
1470 | error (_("Out of memory\n")); | |
1471 | return 0; | |
1472 | } | |
1473 | ||
1474 | for (i = 0, segment = program_headers; | |
1475 | i < elf_header.e_phnum; | |
1476 | i ++, segment ++) | |
1477 | { | |
1478 | segment->p_type = BYTE_GET (phdrs[i].p_type); | |
1479 | segment->p_offset = BYTE_GET (phdrs[i].p_offset); | |
1480 | segment->p_vaddr = BYTE_GET (phdrs[i].p_vaddr); | |
1481 | segment->p_paddr = BYTE_GET (phdrs[i].p_paddr); | |
1482 | segment->p_filesz = BYTE_GET (phdrs[i].p_filesz); | |
1483 | segment->p_memsz = BYTE_GET (phdrs[i].p_memsz); | |
1484 | segment->p_flags = BYTE_GET (phdrs[i].p_flags); | |
1485 | segment->p_align = BYTE_GET (phdrs[i].p_align); | |
1486 | } | |
1487 | ||
1488 | free (phdrs); | |
1489 | ||
1490 | if (do_segments) | |
1491 | { | |
1492 | printf | |
1493 | (_("\nProgram Header%s:\n"), elf_header.e_phnum > 1 ? "s" : ""); | |
1494 | printf | |
1495 | (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n")); | |
1496 | } | |
1497 | ||
1498 | loadaddr = -1; | |
1499 | dynamic_addr = 0; | |
1b228002 | 1500 | dynamic_size = 0; |
252b5132 RH |
1501 | |
1502 | for (i = 0, segment = program_headers; | |
1503 | i < elf_header.e_phnum; | |
1504 | i ++, segment ++) | |
1505 | { | |
1506 | if (do_segments) | |
1507 | { | |
1508 | printf (" %-11.11s ", get_segment_type (segment->p_type)); | |
1509 | printf ("0x%6.6lx ", (unsigned long) segment->p_offset); | |
1510 | printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr); | |
1511 | printf ("0x%8.8lx ", (unsigned long) segment->p_paddr); | |
1512 | printf ("0x%5.5lx ", (unsigned long) segment->p_filesz); | |
1513 | printf ("0x%5.5lx ", (unsigned long) segment->p_memsz); | |
1514 | printf ("%c%c%c ", | |
1515 | (segment->p_flags & PF_R ? 'R' : ' '), | |
1516 | (segment->p_flags & PF_W ? 'W' : ' '), | |
1517 | (segment->p_flags & PF_X ? 'E' : ' ')); | |
1518 | printf ("%#lx", (unsigned long) segment->p_align); | |
1519 | } | |
1520 | ||
1521 | switch (segment->p_type) | |
1522 | { | |
1523 | case PT_LOAD: | |
1524 | if (loadaddr == -1) | |
1525 | loadaddr = (segment->p_vaddr & 0xfffff000) | |
1526 | - (segment->p_offset & 0xfffff000); | |
1527 | break; | |
1528 | ||
1529 | case PT_DYNAMIC: | |
1530 | if (dynamic_addr) | |
1531 | error (_("more than one dynamic segment\n")); | |
1532 | ||
1533 | dynamic_addr = segment->p_offset; | |
1534 | dynamic_size = segment->p_filesz; | |
1535 | break; | |
1536 | ||
1537 | case PT_INTERP: | |
1538 | if (fseek (file, segment->p_offset, SEEK_SET)) | |
1539 | error (_("Unable to find program interpreter name\n")); | |
1540 | else | |
1541 | { | |
1542 | program_interpreter[0] = 0; | |
1543 | fscanf (file, "%63s", program_interpreter); | |
1544 | ||
1545 | if (do_segments) | |
1546 | printf (_("\n [Requesting program interpreter: %s]"), | |
1547 | program_interpreter); | |
1548 | } | |
1549 | break; | |
1550 | } | |
1551 | ||
1552 | if (do_segments) | |
1553 | putc ('\n', stdout); | |
1554 | } | |
1555 | ||
1556 | if (loadaddr == -1) | |
1557 | { | |
1558 | /* Very strange. */ | |
1559 | loadaddr = 0; | |
1560 | } | |
1561 | ||
1562 | if (do_segments && section_headers != NULL) | |
1563 | { | |
1564 | printf (_("\n Section to Segment mapping:\n")); | |
1565 | printf (_(" Segment Sections...\n")); | |
1566 | ||
1567 | assert (string_table != NULL); | |
1568 | ||
1569 | for (i = 0; i < elf_header.e_phnum; i++) | |
1570 | { | |
1571 | int j; | |
1572 | Elf32_Internal_Shdr * section; | |
1573 | ||
1574 | segment = program_headers + i; | |
1575 | section = section_headers; | |
1576 | ||
1577 | printf (" %2.2d ", i); | |
1578 | ||
1579 | for (j = 0; j < elf_header.e_shnum; j++, section ++) | |
1580 | { | |
1581 | if (section->sh_size > 0 | |
1582 | /* Compare allocated sections by VMA, unallocated | |
1583 | sections by file offset. */ | |
1584 | && (section->sh_flags & SHF_ALLOC | |
1585 | ? (section->sh_addr >= segment->p_vaddr | |
1586 | && section->sh_addr + section->sh_size | |
1587 | <= segment->p_vaddr + segment->p_memsz) | |
1588 | : (section->sh_offset >= segment->p_offset | |
1589 | && (section->sh_offset + section->sh_size | |
1590 | <= segment->p_offset + segment->p_filesz)))) | |
1591 | printf ("%s ", SECTION_NAME (section)); | |
1592 | } | |
1593 | ||
1594 | putc ('\n',stdout); | |
1595 | } | |
1596 | } | |
1597 | ||
1598 | free (program_headers); | |
1599 | ||
1600 | return 1; | |
1601 | } | |
1602 | ||
1603 | ||
1604 | static int | |
1605 | get_section_headers (file) | |
1606 | FILE * file; | |
1607 | { | |
1608 | Elf32_External_Shdr * shdrs; | |
1609 | Elf32_Internal_Shdr * internal; | |
1610 | unsigned int i; | |
1611 | ||
1612 | GET_DATA_ALLOC (elf_header.e_shoff, | |
1613 | elf_header.e_shentsize * elf_header.e_shnum, | |
1614 | shdrs, Elf32_External_Shdr *, "section headers"); | |
1615 | ||
1616 | section_headers = (Elf32_Internal_Shdr *) malloc | |
1617 | (elf_header.e_shnum * sizeof (Elf32_Internal_Shdr)); | |
1618 | ||
1619 | if (section_headers == NULL) | |
1620 | { | |
1621 | error (_("Out of memory\n")); | |
1622 | return 0; | |
1623 | } | |
1624 | ||
1625 | for (i = 0, internal = section_headers; | |
1626 | i < elf_header.e_shnum; | |
1627 | i ++, internal ++) | |
1628 | { | |
1629 | internal->sh_name = BYTE_GET (shdrs[i].sh_name); | |
1630 | internal->sh_type = BYTE_GET (shdrs[i].sh_type); | |
1631 | internal->sh_flags = BYTE_GET (shdrs[i].sh_flags); | |
1632 | internal->sh_addr = BYTE_GET (shdrs[i].sh_addr); | |
1633 | internal->sh_offset = BYTE_GET (shdrs[i].sh_offset); | |
1634 | internal->sh_size = BYTE_GET (shdrs[i].sh_size); | |
1635 | internal->sh_link = BYTE_GET (shdrs[i].sh_link); | |
1636 | internal->sh_info = BYTE_GET (shdrs[i].sh_info); | |
1637 | internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign); | |
1638 | internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize); | |
1639 | } | |
1640 | ||
1641 | free (shdrs); | |
1642 | ||
1643 | return 1; | |
1644 | } | |
1645 | ||
1646 | static Elf_Internal_Sym * | |
1647 | get_elf_symbols (file, offset, number) | |
1648 | FILE * file; | |
1649 | unsigned long offset; | |
1650 | unsigned long number; | |
1651 | { | |
1652 | Elf32_External_Sym * esyms; | |
1653 | Elf_Internal_Sym * isyms; | |
1654 | Elf_Internal_Sym * psym; | |
1655 | unsigned int j; | |
1656 | ||
1657 | GET_DATA_ALLOC (offset, number * sizeof (Elf32_External_Sym), | |
1658 | esyms, Elf32_External_Sym *, "symbols"); | |
1659 | ||
1660 | isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym)); | |
1661 | ||
1662 | if (isyms == NULL) | |
1663 | { | |
1664 | error (_("Out of memory\n")); | |
1665 | free (esyms); | |
1666 | ||
1667 | return NULL; | |
1668 | } | |
1669 | ||
1670 | for (j = 0, psym = isyms; | |
1671 | j < number; | |
1672 | j ++, psym ++) | |
1673 | { | |
1674 | psym->st_name = BYTE_GET (esyms[j].st_name); | |
1675 | psym->st_value = BYTE_GET (esyms[j].st_value); | |
1676 | psym->st_size = BYTE_GET (esyms[j].st_size); | |
1677 | psym->st_shndx = BYTE_GET (esyms[j].st_shndx); | |
1678 | psym->st_info = BYTE_GET (esyms[j].st_info); | |
1679 | psym->st_other = BYTE_GET (esyms[j].st_other); | |
1680 | } | |
1681 | ||
1682 | free (esyms); | |
1683 | ||
1684 | return isyms; | |
1685 | } | |
1686 | ||
1687 | static int | |
1688 | process_section_headers (file) | |
1689 | FILE * file; | |
1690 | { | |
1691 | Elf32_Internal_Shdr * section; | |
1692 | int i; | |
1693 | ||
1694 | section_headers = NULL; | |
1695 | ||
1696 | if (elf_header.e_shnum == 0) | |
1697 | { | |
1698 | if (do_sections) | |
1699 | printf (_("\nThere are no sections in this file.\n")); | |
1700 | ||
1701 | return 1; | |
1702 | } | |
1703 | ||
1704 | if (do_sections && !do_header) | |
1705 | printf (_("There are %d section headers, starting at offset %lx:\n"), | |
1706 | elf_header.e_shnum, (unsigned long) elf_header.e_shoff); | |
1707 | ||
1708 | if (! get_section_headers (file)) | |
1709 | return 0; | |
1710 | ||
1711 | /* Read in the string table, so that we have names to display. */ | |
1712 | section = section_headers + elf_header.e_shstrndx; | |
1713 | ||
1714 | if (section->sh_size != 0) | |
1715 | { | |
1716 | unsigned long string_table_offset; | |
1717 | ||
1718 | string_table_offset = section->sh_offset; | |
1719 | ||
1720 | GET_DATA_ALLOC (section->sh_offset, section->sh_size, | |
1721 | string_table, char *, "string table"); | |
1722 | } | |
1723 | ||
1724 | /* Scan the sections for the dynamic symbol table | |
1725 | and dynamic string table and debug sections. */ | |
1726 | dynamic_symbols = NULL; | |
1727 | dynamic_strings = NULL; | |
1728 | dynamic_syminfo = NULL; | |
1729 | for (i = 0, section = section_headers; | |
1730 | i < elf_header.e_shnum; | |
1731 | i ++, section ++) | |
1732 | { | |
1733 | char * name = SECTION_NAME (section); | |
1734 | ||
1735 | if (section->sh_type == SHT_DYNSYM) | |
1736 | { | |
1737 | if (dynamic_symbols != NULL) | |
1738 | { | |
1739 | error (_("File contains multiple dynamic symbol tables\n")); | |
1740 | continue; | |
1741 | } | |
1742 | ||
1743 | dynamic_symbols = get_elf_symbols | |
1744 | (file, section->sh_offset, | |
1745 | section->sh_size / section->sh_entsize); | |
1746 | } | |
1747 | else if (section->sh_type == SHT_STRTAB | |
1748 | && strcmp (name, ".dynstr") == 0) | |
1749 | { | |
1750 | if (dynamic_strings != NULL) | |
1751 | { | |
1752 | error (_("File contains multiple dynamic string tables\n")); | |
1753 | continue; | |
1754 | } | |
1755 | ||
1756 | GET_DATA_ALLOC (section->sh_offset, section->sh_size, | |
1757 | dynamic_strings, char *, "dynamic strings"); | |
1758 | } | |
1759 | else if ((do_debugging || do_debug_info || do_debug_abbrevs | |
1760 | || do_debug_lines || do_debug_pubnames || do_debug_aranges) | |
1761 | && strncmp (name, ".debug_", 7) == 0) | |
1762 | { | |
1763 | name += 7; | |
1764 | ||
1765 | if (do_debugging | |
1766 | || (do_debug_info && (strcmp (name, "info") == 0)) | |
1767 | || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0)) | |
1768 | || (do_debug_lines && (strcmp (name, "line") == 0)) | |
1769 | || (do_debug_pubnames && (strcmp (name, "pubnames") == 0)) | |
1770 | || (do_debug_aranges && (strcmp (name, "aranges") == 0)) | |
1771 | ) | |
1772 | request_dump (i, DEBUG_DUMP); | |
1773 | } | |
1774 | } | |
1775 | ||
1776 | if (! do_sections) | |
1777 | return 1; | |
1778 | ||
1779 | printf (_("\nSection Header%s:\n"), elf_header.e_shnum > 1 ? "s" : ""); | |
1780 | printf | |
1781 | (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n")); | |
1782 | ||
1783 | for (i = 0, section = section_headers; | |
1784 | i < elf_header.e_shnum; | |
1785 | i ++, section ++) | |
1786 | { | |
1787 | printf (" [%2d] %-17.17s %-15.15s ", | |
1788 | i, | |
1789 | SECTION_NAME (section), | |
1790 | get_section_type_name (section->sh_type)); | |
1791 | ||
1792 | printf ( "%8.8lx %6.6lx %6.6lx %2.2lx", | |
1793 | (unsigned long) section->sh_addr, | |
1794 | (unsigned long) section->sh_offset, | |
1795 | (unsigned long) section->sh_size, | |
1796 | (unsigned long) section->sh_entsize); | |
1797 | ||
1798 | printf (" %c%c%c %2ld %3lx %ld\n", | |
1799 | (section->sh_flags & SHF_WRITE ? 'W' : ' '), | |
1800 | (section->sh_flags & SHF_ALLOC ? 'A' : ' '), | |
1801 | (section->sh_flags & SHF_EXECINSTR ? 'X' : ' '), | |
1802 | (unsigned long) section->sh_link, | |
1803 | (unsigned long) section->sh_info, | |
1804 | (unsigned long) section->sh_addralign); | |
1805 | } | |
1806 | ||
1807 | return 1; | |
1808 | } | |
1809 | ||
1810 | /* Process the reloc section. */ | |
1811 | static int | |
1812 | process_relocs (file) | |
1813 | FILE * file; | |
1814 | { | |
1815 | unsigned long rel_size; | |
1816 | unsigned long rel_offset; | |
1817 | ||
1818 | ||
1819 | if (!do_reloc) | |
1820 | return 1; | |
1821 | ||
1822 | if (do_using_dynamic) | |
1823 | { | |
1824 | rel_size = 0; | |
1825 | rel_offset = 0; | |
1826 | ||
1827 | if (dynamic_info[DT_REL]) | |
1828 | { | |
1829 | rel_offset = dynamic_info[DT_REL]; | |
1830 | rel_size = dynamic_info[DT_RELSZ]; | |
1831 | } | |
1832 | else if (dynamic_info [DT_RELA]) | |
1833 | { | |
1834 | rel_offset = dynamic_info[DT_RELA]; | |
1835 | rel_size = dynamic_info[DT_RELASZ]; | |
1836 | } | |
1837 | else if (dynamic_info[DT_JMPREL]) | |
1838 | { | |
1839 | rel_offset = dynamic_info[DT_JMPREL]; | |
1840 | rel_size = dynamic_info[DT_PLTRELSZ]; | |
1841 | } | |
1842 | ||
1843 | if (rel_size) | |
1844 | { | |
1845 | printf | |
1846 | (_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"), | |
1847 | rel_offset, rel_size); | |
1848 | ||
1849 | dump_relocations (file, rel_offset - loadaddr, rel_size, | |
1850 | dynamic_symbols, dynamic_strings); | |
1851 | } | |
1852 | else | |
1853 | printf (_("\nThere are no dynamic relocations in this file.\n")); | |
1854 | } | |
1855 | else | |
1856 | { | |
1857 | Elf32_Internal_Shdr * section; | |
1858 | unsigned long i; | |
1859 | int found = 0; | |
1860 | ||
1861 | for (i = 0, section = section_headers; | |
1862 | i < elf_header.e_shnum; | |
1863 | i++, section ++) | |
1864 | { | |
1865 | if ( section->sh_type != SHT_RELA | |
1866 | && section->sh_type != SHT_REL) | |
1867 | continue; | |
1868 | ||
1869 | rel_offset = section->sh_offset; | |
1870 | rel_size = section->sh_size; | |
1871 | ||
1872 | if (rel_size) | |
1873 | { | |
1874 | Elf32_Internal_Shdr * strsec; | |
1875 | Elf32_Internal_Shdr * symsec; | |
1876 | Elf_Internal_Sym * symtab; | |
1877 | char * strtab; | |
1878 | ||
1879 | printf (_("\nRelocation section ")); | |
1880 | ||
1881 | if (string_table == NULL) | |
1882 | printf ("%d", section->sh_name); | |
1883 | else | |
1884 | printf ("'%s'", SECTION_NAME (section)); | |
1885 | ||
1886 | printf (_(" at offset 0x%lx contains %lu entries:\n"), | |
1887 | rel_offset, (unsigned long) (rel_size / section->sh_entsize)); | |
1888 | ||
1889 | symsec = section_headers + section->sh_link; | |
1890 | ||
1891 | symtab = get_elf_symbols (file, symsec->sh_offset, | |
1892 | symsec->sh_size / symsec->sh_entsize); | |
1893 | ||
1894 | if (symtab == NULL) | |
1895 | continue; | |
1896 | ||
1897 | strsec = section_headers + symsec->sh_link; | |
1898 | ||
1899 | GET_DATA_ALLOC (strsec->sh_offset, strsec->sh_size, strtab, | |
1900 | char *, "string table"); | |
1901 | ||
1902 | dump_relocations (file, rel_offset, rel_size, symtab, strtab); | |
1903 | ||
1904 | free (strtab); | |
1905 | free (symtab); | |
1906 | ||
1907 | found = 1; | |
1908 | } | |
1909 | } | |
1910 | ||
1911 | if (! found) | |
1912 | printf (_("\nThere are no relocations in this file.\n")); | |
1913 | } | |
1914 | ||
1915 | return 1; | |
1916 | } | |
1917 | ||
1918 | ||
1919 | static void | |
1920 | dynamic_segment_mips_val (entry) | |
1921 | Elf_Internal_Dyn * entry; | |
1922 | { | |
1923 | switch (entry->d_tag) | |
1924 | { | |
1925 | case DT_MIPS_FLAGS: | |
1926 | if (entry->d_un.d_val == 0) | |
1927 | printf ("NONE\n"); | |
1928 | else | |
1929 | { | |
1930 | static const char * opts[] = | |
1931 | { | |
1932 | "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT", | |
1933 | "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS", | |
1934 | "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD", | |
1935 | "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF", | |
1936 | "RLD_ORDER_SAFE" | |
1937 | }; | |
1938 | unsigned int cnt; | |
1939 | int first = 1; | |
1940 | for (cnt = 0; cnt < NUM_ELEM (opts); ++ cnt) | |
1941 | if (entry->d_un.d_val & (1 << cnt)) | |
1942 | { | |
1943 | printf ("%s%s", first ? "" : " ", opts[cnt]); | |
1944 | first = 0; | |
1945 | } | |
1946 | puts (""); | |
1947 | } | |
1948 | break; | |
1949 | ||
1950 | case DT_MIPS_IVERSION: | |
1951 | if (dynamic_strings != NULL) | |
1952 | printf ("Interface Version: %s\n", | |
1953 | dynamic_strings + entry->d_un.d_val); | |
1954 | else | |
1955 | printf ("%ld\n", (long) entry->d_un.d_ptr); | |
1956 | break; | |
1957 | ||
1958 | case DT_MIPS_TIME_STAMP: | |
1959 | { | |
1960 | char timebuf[20]; | |
1961 | time_t time = entry->d_un.d_val; | |
1962 | strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time)); | |
1963 | printf ("Time Stamp: %s\n", timebuf); | |
1964 | } | |
1965 | break; | |
1966 | ||
1967 | case DT_MIPS_RLD_VERSION: | |
1968 | case DT_MIPS_LOCAL_GOTNO: | |
1969 | case DT_MIPS_CONFLICTNO: | |
1970 | case DT_MIPS_LIBLISTNO: | |
1971 | case DT_MIPS_SYMTABNO: | |
1972 | case DT_MIPS_UNREFEXTNO: | |
1973 | case DT_MIPS_HIPAGENO: | |
1974 | case DT_MIPS_DELTA_CLASS_NO: | |
1975 | case DT_MIPS_DELTA_INSTANCE_NO: | |
1976 | case DT_MIPS_DELTA_RELOC_NO: | |
1977 | case DT_MIPS_DELTA_SYM_NO: | |
1978 | case DT_MIPS_DELTA_CLASSSYM_NO: | |
1979 | case DT_MIPS_COMPACT_SIZE: | |
1980 | printf ("%ld\n", (long) entry->d_un.d_ptr); | |
1981 | break; | |
1982 | ||
1983 | default: | |
1984 | printf ("%#lx\n", (long) entry->d_un.d_ptr); | |
1985 | } | |
1986 | } | |
1987 | ||
1988 | /* Parse the dynamic segment */ | |
1989 | static int | |
1990 | process_dynamic_segment (file) | |
1991 | FILE * file; | |
1992 | { | |
1993 | Elf_Internal_Dyn * entry; | |
1994 | Elf32_External_Dyn * edyn; | |
1995 | unsigned int i; | |
1996 | ||
1997 | if (dynamic_size == 0) | |
1998 | { | |
1999 | if (do_dynamic) | |
2000 | printf (_("\nThere is no dynamic segment in this file.\n")); | |
2001 | ||
2002 | return 1; | |
2003 | } | |
2004 | ||
2005 | GET_DATA_ALLOC (dynamic_addr, dynamic_size, | |
2006 | edyn, Elf32_External_Dyn *, "dynamic segment"); | |
2007 | ||
2008 | /* SGI's ELF has more than one section in the DYNAMIC segment. Determine | |
2009 | how large .dynamic is now. We can do this even before the byte | |
2010 | swapping since the DT_NULL tag is recognizable. */ | |
2011 | dynamic_size = 0; | |
2012 | while (*(Elf32_Word *) edyn[dynamic_size++].d_tag != DT_NULL) | |
2013 | ; | |
2014 | ||
2015 | dynamic_segment = (Elf_Internal_Dyn *) | |
2016 | malloc (dynamic_size * sizeof (Elf_Internal_Dyn)); | |
2017 | ||
2018 | if (dynamic_segment == NULL) | |
2019 | { | |
2020 | error (_("Out of memory\n")); | |
2021 | free (edyn); | |
2022 | return 0; | |
2023 | } | |
2024 | ||
2025 | for (i = 0, entry = dynamic_segment; | |
2026 | i < dynamic_size; | |
2027 | i ++, entry ++) | |
2028 | { | |
2029 | entry->d_tag = BYTE_GET (edyn [i].d_tag); | |
2030 | entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val); | |
2031 | } | |
2032 | ||
2033 | free (edyn); | |
2034 | ||
2035 | /* Find the appropriate symbol table. */ | |
2036 | if (dynamic_symbols == NULL) | |
2037 | { | |
2038 | for (i = 0, entry = dynamic_segment; | |
2039 | i < dynamic_size; | |
2040 | ++i, ++ entry) | |
2041 | { | |
2042 | unsigned long offset; | |
2043 | long num_syms; | |
2044 | ||
2045 | if (entry->d_tag != DT_SYMTAB) | |
2046 | continue; | |
2047 | ||
2048 | dynamic_info[DT_SYMTAB] = entry->d_un.d_val; | |
2049 | ||
2050 | /* Since we do not know how big the symbol table is, | |
2051 | we default to reading in the entire file (!) and | |
2052 | processing that. This is overkill, I know, but it | |
2053 | should work. */ | |
2054 | ||
2055 | offset = entry->d_un.d_val - loadaddr; | |
2056 | ||
2057 | if (fseek (file, 0, SEEK_END)) | |
2058 | error (_("Unable to seek to end of file!")); | |
2059 | ||
2060 | num_syms = (ftell (file) - offset) / sizeof (Elf32_External_Sym); | |
2061 | ||
2062 | if (num_syms < 1) | |
2063 | { | |
2064 | error (_("Unable to determine the number of symbols to load\n")); | |
2065 | continue; | |
2066 | } | |
2067 | ||
2068 | dynamic_symbols = get_elf_symbols (file, offset, num_syms); | |
2069 | } | |
2070 | } | |
2071 | ||
2072 | /* Similarly find a string table. */ | |
2073 | if (dynamic_strings == NULL) | |
2074 | { | |
2075 | for (i = 0, entry = dynamic_segment; | |
2076 | i < dynamic_size; | |
2077 | ++i, ++ entry) | |
2078 | { | |
2079 | unsigned long offset; | |
2080 | long str_tab_len; | |
2081 | ||
2082 | if (entry->d_tag != DT_STRTAB) | |
2083 | continue; | |
2084 | ||
2085 | dynamic_info[DT_STRTAB] = entry->d_un.d_val; | |
2086 | ||
2087 | /* Since we do not know how big the string table is, | |
2088 | we default to reading in the entire file (!) and | |
2089 | processing that. This is overkill, I know, but it | |
2090 | should work. */ | |
2091 | ||
2092 | offset = entry->d_un.d_val - loadaddr; | |
2093 | if (fseek (file, 0, SEEK_END)) | |
2094 | error (_("Unable to seek to end of file\n")); | |
2095 | str_tab_len = ftell (file) - offset; | |
2096 | ||
2097 | if (str_tab_len < 1) | |
2098 | { | |
2099 | error | |
2100 | (_("Unable to determine the length of the dynamic string table\n")); | |
2101 | continue; | |
2102 | } | |
2103 | ||
2104 | GET_DATA_ALLOC (offset, str_tab_len, dynamic_strings, char *, | |
2105 | "dynamic string table"); | |
2106 | ||
2107 | break; | |
2108 | } | |
2109 | } | |
2110 | ||
2111 | /* And find the syminfo section if available. */ | |
2112 | if (dynamic_syminfo == NULL) | |
2113 | { | |
2114 | unsigned int syminsz = 0; | |
2115 | ||
2116 | for (i = 0, entry = dynamic_segment; | |
2117 | i < dynamic_size; | |
2118 | ++i, ++ entry) | |
2119 | { | |
2120 | if (entry->d_tag == DT_SYMINENT) | |
2121 | { | |
2122 | /* Note: these braces are necessary to avoid a syntax | |
2123 | error from the SunOS4 C compiler. */ | |
2124 | assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val); | |
2125 | } | |
2126 | else if (entry->d_tag == DT_SYMINSZ) | |
2127 | syminsz = entry->d_un.d_val; | |
2128 | else if (entry->d_tag == DT_SYMINFO) | |
2129 | dynamic_syminfo_offset = entry->d_un.d_val - loadaddr; | |
2130 | } | |
2131 | ||
2132 | if (dynamic_syminfo_offset != 0 && syminsz != 0) | |
2133 | { | |
2134 | Elf_External_Syminfo *extsyminfo; | |
2135 | Elf_Internal_Syminfo *syminfo; | |
2136 | ||
2137 | /* There is a syminfo section. Read the data. */ | |
2138 | GET_DATA_ALLOC (dynamic_syminfo_offset, syminsz, extsyminfo, | |
2139 | Elf_External_Syminfo *, "symbol information"); | |
2140 | ||
2141 | dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz); | |
2142 | if (dynamic_syminfo == NULL) | |
2143 | { | |
2144 | error (_("Out of memory\n")); | |
2145 | return 0; | |
2146 | } | |
2147 | ||
2148 | dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo); | |
2149 | for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent; | |
2150 | ++i, ++syminfo) | |
2151 | { | |
2152 | syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto); | |
2153 | syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags); | |
2154 | } | |
2155 | ||
2156 | free (extsyminfo); | |
2157 | } | |
2158 | } | |
2159 | ||
2160 | if (do_dynamic && dynamic_addr) | |
2161 | printf (_("\nDynamic segment at offset 0x%x contains %d entries:\n"), | |
2162 | dynamic_addr, dynamic_size); | |
2163 | if (do_dynamic) | |
2164 | printf (_(" Tag Type Name/Value\n")); | |
2165 | ||
2166 | for (i = 0, entry = dynamic_segment; | |
2167 | i < dynamic_size; | |
2168 | i++, entry ++) | |
2169 | { | |
2170 | if (do_dynamic) | |
2171 | printf (_(" 0x%-8.8lx (%s)%*s"), | |
2172 | (unsigned long) entry->d_tag, | |
2173 | get_dynamic_type (entry->d_tag), | |
2174 | 27 - strlen (get_dynamic_type (entry->d_tag)), | |
2175 | " "); | |
2176 | ||
2177 | switch (entry->d_tag) | |
2178 | { | |
2179 | case DT_AUXILIARY: | |
2180 | case DT_FILTER: | |
2181 | if (do_dynamic) | |
2182 | { | |
2183 | if (entry->d_tag == DT_AUXILIARY) | |
2184 | printf (_("Auxiliary library")); | |
2185 | else | |
2186 | printf (_("Filter library")); | |
2187 | ||
2188 | if (dynamic_strings) | |
2189 | printf (": [%s]\n", dynamic_strings + entry->d_un.d_val); | |
2190 | else | |
2191 | printf (": %#lx\n", (long) entry->d_un.d_val); | |
2192 | } | |
2193 | break; | |
2194 | ||
2195 | case DT_FEATURE_1: | |
2196 | if (do_dynamic) | |
2197 | { | |
2198 | printf (_("Flags:")); | |
2199 | if (entry->d_un.d_val == 0) | |
2200 | printf (_(" None\n")); | |
2201 | else | |
2202 | { | |
2203 | unsigned long int val = entry->d_un.d_val; | |
2204 | if (val & DTF_1_PARINIT) | |
2205 | { | |
2206 | printf (" PARINIT"); | |
2207 | val ^= DTF_1_PARINIT; | |
2208 | } | |
2209 | if (val != 0) | |
2210 | printf (" %lx", val); | |
2211 | puts (""); | |
2212 | } | |
2213 | } | |
2214 | break; | |
2215 | ||
2216 | case DT_POSFLAG_1: | |
2217 | if (do_dynamic) | |
2218 | { | |
2219 | printf (_("Flags:")); | |
2220 | if (entry->d_un.d_val == 0) | |
2221 | printf (_(" None\n")); | |
2222 | else | |
2223 | { | |
2224 | unsigned long int val = entry->d_un.d_val; | |
2225 | if (val & DF_P1_LAZYLOAD) | |
2226 | { | |
2227 | printf (" LAZYLOAD"); | |
2228 | val ^= DF_P1_LAZYLOAD; | |
2229 | } | |
2230 | if (val & DF_P1_GROUPPERM) | |
2231 | { | |
2232 | printf (" GROUPPERM"); | |
2233 | val ^= DF_P1_GROUPPERM; | |
2234 | } | |
2235 | if (val != 0) | |
2236 | printf (" %lx", val); | |
2237 | puts (""); | |
2238 | } | |
2239 | } | |
2240 | break; | |
2241 | ||
2242 | case DT_FLAGS_1: | |
2243 | if (do_dynamic) | |
2244 | { | |
2245 | printf (_("Flags:")); | |
2246 | if (entry->d_un.d_val == 0) | |
2247 | printf (_(" None\n")); | |
2248 | else | |
2249 | { | |
2250 | unsigned long int val = entry->d_un.d_val; | |
2251 | if (val & DF_1_NOW) | |
2252 | { | |
2253 | printf (" NOW"); | |
2254 | val ^= DF_1_NOW; | |
2255 | } | |
2256 | if (val & DF_1_GLOBAL) | |
2257 | { | |
2258 | printf (" GLOBAL"); | |
2259 | val ^= DF_1_GLOBAL; | |
2260 | } | |
2261 | if (val & DF_1_GROUP) | |
2262 | { | |
2263 | printf (" GROUP"); | |
2264 | val ^= DF_1_GROUP; | |
2265 | } | |
2266 | if (val & DF_1_NODELETE) | |
2267 | { | |
2268 | printf (" NODELETE"); | |
2269 | val ^= DF_1_NODELETE; | |
2270 | } | |
2271 | if (val & DF_1_LOADFLTR) | |
2272 | { | |
2273 | printf (" LOADFLTR"); | |
2274 | val ^= DF_1_LOADFLTR; | |
2275 | } | |
2276 | if (val & DF_1_INITFIRST) | |
2277 | { | |
2278 | printf (" INITFIRST"); | |
2279 | val ^= DF_1_INITFIRST; | |
2280 | } | |
2281 | if (val & DF_1_NOOPEN) | |
2282 | { | |
2283 | printf (" NOOPEN"); | |
2284 | val ^= DF_1_NOOPEN; | |
2285 | } | |
2286 | if (val & DF_1_ORIGIN) | |
2287 | { | |
2288 | printf (" ORIGIN"); | |
2289 | val ^= DF_1_ORIGIN; | |
2290 | } | |
2291 | if (val & DF_1_DIRECT) | |
2292 | { | |
2293 | printf (" DIRECT"); | |
2294 | val ^= DF_1_DIRECT; | |
2295 | } | |
2296 | if (val & DF_1_TRANS) | |
2297 | { | |
2298 | printf (" TRANS"); | |
2299 | val ^= DF_1_TRANS; | |
2300 | } | |
2301 | if (val & DF_1_INTERPOSE) | |
2302 | { | |
2303 | printf (" INTERPOSE"); | |
2304 | val ^= DF_1_INTERPOSE; | |
2305 | } | |
2306 | if (val != 0) | |
2307 | printf (" %lx", val); | |
2308 | puts (""); | |
2309 | } | |
2310 | } | |
2311 | break; | |
2312 | ||
2313 | case DT_PLTREL: | |
2314 | if (do_dynamic) | |
2315 | puts (get_dynamic_type (entry->d_un.d_val)); | |
2316 | break; | |
2317 | ||
2318 | case DT_NULL : | |
2319 | case DT_NEEDED : | |
2320 | case DT_PLTGOT : | |
2321 | case DT_HASH : | |
2322 | case DT_STRTAB : | |
2323 | case DT_SYMTAB : | |
2324 | case DT_RELA : | |
2325 | case DT_INIT : | |
2326 | case DT_FINI : | |
2327 | case DT_SONAME : | |
2328 | case DT_RPATH : | |
2329 | case DT_SYMBOLIC: | |
2330 | case DT_REL : | |
2331 | case DT_DEBUG : | |
2332 | case DT_TEXTREL : | |
2333 | case DT_JMPREL : | |
2334 | dynamic_info[entry->d_tag] = entry->d_un.d_val; | |
2335 | ||
2336 | if (do_dynamic) | |
2337 | { | |
2338 | char * name; | |
2339 | ||
2340 | if (dynamic_strings == NULL) | |
2341 | name = NULL; | |
2342 | else | |
2343 | name = dynamic_strings + entry->d_un.d_val; | |
2344 | ||
2345 | if (name) | |
2346 | { | |
2347 | switch (entry->d_tag) | |
2348 | { | |
2349 | case DT_NEEDED: | |
2350 | printf (_("Shared library: [%s]"), name); | |
2351 | ||
2352 | if (strcmp (name, program_interpreter)) | |
2353 | printf ("\n"); | |
2354 | else | |
2355 | printf (_(" program interpreter\n")); | |
2356 | break; | |
2357 | ||
2358 | case DT_SONAME: | |
2359 | printf (_("Library soname: [%s]\n"), name); | |
2360 | break; | |
2361 | ||
2362 | case DT_RPATH: | |
2363 | printf (_("Library rpath: [%s]\n"), name); | |
2364 | break; | |
2365 | ||
2366 | default: | |
2367 | printf ("%#lx\n", (long) entry->d_un.d_val); | |
2368 | } | |
2369 | } | |
2370 | else | |
2371 | printf ("%#lx\n", (long) entry->d_un.d_val); | |
2372 | } | |
2373 | break; | |
2374 | ||
2375 | case DT_PLTRELSZ: | |
2376 | case DT_RELASZ : | |
2377 | case DT_STRSZ : | |
2378 | case DT_RELSZ : | |
2379 | case DT_RELAENT : | |
2380 | case DT_SYMENT : | |
2381 | case DT_RELENT : | |
2382 | case DT_PLTPADSZ: | |
2383 | case DT_MOVEENT : | |
2384 | case DT_MOVESZ : | |
2385 | case DT_INIT_ARRAYSZ: | |
2386 | case DT_FINI_ARRAYSZ: | |
2387 | if (do_dynamic) | |
2388 | printf ("%lu (bytes)\n", (unsigned long) entry->d_un.d_val); | |
2389 | break; | |
2390 | ||
2391 | case DT_VERDEFNUM: | |
2392 | case DT_VERNEEDNUM: | |
2393 | case DT_RELACOUNT: | |
2394 | case DT_RELCOUNT: | |
2395 | if (do_dynamic) | |
2396 | printf ("%lu\n", (unsigned long) entry->d_un.d_val); | |
2397 | break; | |
2398 | ||
2399 | case DT_SYMINSZ: | |
2400 | case DT_SYMINENT: | |
2401 | case DT_SYMINFO: | |
2402 | case DT_USED: | |
2403 | case DT_INIT_ARRAY: | |
2404 | case DT_FINI_ARRAY: | |
2405 | if (do_dynamic) | |
2406 | { | |
2407 | if (dynamic_strings != NULL && entry->d_tag == DT_USED) | |
2408 | { | |
2409 | char * name; | |
2410 | ||
2411 | name = dynamic_strings + entry->d_un.d_val; | |
2412 | ||
2413 | if (* name) | |
2414 | { | |
2415 | printf (_("Not needed object: [%s]\n"), name); | |
2416 | break; | |
2417 | } | |
2418 | } | |
2419 | ||
2420 | printf ("%#lx\n", (long) entry->d_un.d_val); | |
2421 | } | |
2422 | break; | |
2423 | ||
2424 | case DT_BIND_NOW: | |
2425 | /* The value of this entry is ignored. */ | |
2426 | break; | |
2427 | ||
2428 | default: | |
2429 | if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM)) | |
2430 | version_info [DT_VERSIONTAGIDX (entry->d_tag)] = | |
2431 | entry->d_un.d_val; | |
2432 | ||
2433 | if (do_dynamic) | |
2434 | { | |
2435 | switch (elf_header.e_machine) | |
2436 | { | |
2437 | case EM_MIPS: | |
2438 | case EM_MIPS_RS4_BE: | |
2439 | dynamic_segment_mips_val (entry); | |
2440 | break; | |
2441 | default: | |
2442 | printf ("%#lx\n", (long) entry->d_un.d_ptr); | |
2443 | } | |
2444 | } | |
2445 | break; | |
2446 | } | |
2447 | } | |
2448 | ||
2449 | return 1; | |
2450 | } | |
2451 | ||
2452 | static char * | |
2453 | get_ver_flags (flags) | |
2454 | unsigned int flags; | |
2455 | { | |
2456 | static char buff [32]; | |
2457 | ||
2458 | buff[0] = 0; | |
2459 | ||
2460 | if (flags == 0) | |
2461 | return _("none"); | |
2462 | ||
2463 | if (flags & VER_FLG_BASE) | |
2464 | strcat (buff, "BASE "); | |
2465 | ||
2466 | if (flags & VER_FLG_WEAK) | |
2467 | { | |
2468 | if (flags & VER_FLG_BASE) | |
2469 | strcat (buff, "| "); | |
2470 | ||
2471 | strcat (buff, "WEAK "); | |
2472 | } | |
2473 | ||
2474 | if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK)) | |
2475 | strcat (buff, "| <unknown>"); | |
2476 | ||
2477 | return buff; | |
2478 | } | |
2479 | ||
2480 | /* Display the contents of the version sections. */ | |
2481 | static int | |
2482 | process_version_sections (file) | |
2483 | FILE * file; | |
2484 | { | |
2485 | Elf32_Internal_Shdr * section; | |
2486 | unsigned i; | |
2487 | int found = 0; | |
2488 | ||
2489 | if (! do_version) | |
2490 | return 1; | |
2491 | ||
2492 | for (i = 0, section = section_headers; | |
2493 | i < elf_header.e_shnum; | |
2494 | i++, section ++) | |
2495 | { | |
2496 | switch (section->sh_type) | |
2497 | { | |
2498 | case SHT_GNU_verdef: | |
2499 | { | |
2500 | Elf_External_Verdef * edefs; | |
2501 | unsigned int idx; | |
2502 | unsigned int cnt; | |
2503 | ||
2504 | found = 1; | |
2505 | ||
2506 | printf | |
2507 | (_("\nVersion definition section '%s' contains %ld entries:\n"), | |
2508 | SECTION_NAME (section), section->sh_info); | |
2509 | ||
2510 | printf (_(" Addr: 0x")); | |
2511 | printf_vma (section->sh_addr); | |
2512 | printf (_(" Offset: %#08lx Link: %lx (%s)\n"), | |
1b228002 | 2513 | (unsigned long) section->sh_offset, section->sh_link, |
252b5132 RH |
2514 | SECTION_NAME (section_headers + section->sh_link)); |
2515 | ||
2516 | GET_DATA_ALLOC (section->sh_offset, section->sh_size, | |
2517 | edefs, Elf_External_Verdef *, | |
2518 | "version definition section"); | |
2519 | ||
2520 | for (idx = cnt = 0; cnt < section->sh_info; ++ cnt) | |
2521 | { | |
2522 | char * vstart; | |
2523 | Elf_External_Verdef * edef; | |
2524 | Elf_Internal_Verdef ent; | |
2525 | Elf_External_Verdaux * eaux; | |
2526 | Elf_Internal_Verdaux aux; | |
2527 | int j; | |
2528 | int isum; | |
2529 | ||
2530 | vstart = ((char *) edefs) + idx; | |
2531 | ||
2532 | edef = (Elf_External_Verdef *) vstart; | |
2533 | ||
2534 | ent.vd_version = BYTE_GET (edef->vd_version); | |
2535 | ent.vd_flags = BYTE_GET (edef->vd_flags); | |
2536 | ent.vd_ndx = BYTE_GET (edef->vd_ndx); | |
2537 | ent.vd_cnt = BYTE_GET (edef->vd_cnt); | |
2538 | ent.vd_hash = BYTE_GET (edef->vd_hash); | |
2539 | ent.vd_aux = BYTE_GET (edef->vd_aux); | |
2540 | ent.vd_next = BYTE_GET (edef->vd_next); | |
2541 | ||
2542 | printf (_(" %#06x: Rev: %d Flags: %s"), | |
2543 | idx, ent.vd_version, get_ver_flags (ent.vd_flags)); | |
2544 | ||
2545 | printf (_(" Index: %d Cnt: %d "), | |
2546 | ent.vd_ndx, ent.vd_cnt); | |
2547 | ||
2548 | vstart += ent.vd_aux; | |
2549 | ||
2550 | eaux = (Elf_External_Verdaux *) vstart; | |
2551 | ||
2552 | aux.vda_name = BYTE_GET (eaux->vda_name); | |
2553 | aux.vda_next = BYTE_GET (eaux->vda_next); | |
2554 | ||
2555 | if (dynamic_strings) | |
2556 | printf (_("Name: %s\n"), dynamic_strings + aux.vda_name); | |
2557 | else | |
2558 | printf (_("Name index: %ld\n"), aux.vda_name); | |
2559 | ||
2560 | isum = idx + ent.vd_aux; | |
2561 | ||
2562 | for (j = 1; j < ent.vd_cnt; j ++) | |
2563 | { | |
2564 | isum += aux.vda_next; | |
2565 | vstart += aux.vda_next; | |
2566 | ||
2567 | eaux = (Elf_External_Verdaux *) vstart; | |
2568 | ||
2569 | aux.vda_name = BYTE_GET (eaux->vda_name); | |
2570 | aux.vda_next = BYTE_GET (eaux->vda_next); | |
2571 | ||
2572 | if (dynamic_strings) | |
2573 | printf (_(" %#06x: Parent %d: %s\n"), | |
2574 | isum, j, dynamic_strings + aux.vda_name); | |
2575 | else | |
2576 | printf (_(" %#06x: Parent %d, name index: %ld\n"), | |
2577 | isum, j, aux.vda_name); | |
2578 | } | |
2579 | ||
2580 | idx += ent.vd_next; | |
2581 | } | |
2582 | ||
2583 | free (edefs); | |
2584 | } | |
2585 | break; | |
2586 | ||
2587 | case SHT_GNU_verneed: | |
2588 | { | |
2589 | Elf_External_Verneed * eneed; | |
2590 | unsigned int idx; | |
2591 | unsigned int cnt; | |
2592 | ||
2593 | found = 1; | |
2594 | ||
2595 | printf (_("\nVersion needs section '%s' contains %ld entries:\n"), | |
2596 | SECTION_NAME (section), section->sh_info); | |
2597 | ||
2598 | printf (_(" Addr: 0x")); | |
2599 | printf_vma (section->sh_addr); | |
2600 | printf (_(" Offset: %#08lx Link to section: %ld (%s)\n"), | |
1b228002 | 2601 | (unsigned long) section->sh_offset, section->sh_link, |
252b5132 RH |
2602 | SECTION_NAME (section_headers + section->sh_link)); |
2603 | ||
2604 | GET_DATA_ALLOC (section->sh_offset, section->sh_size, | |
2605 | eneed, Elf_External_Verneed *, | |
2606 | "version need section"); | |
2607 | ||
2608 | for (idx = cnt = 0; cnt < section->sh_info; ++cnt) | |
2609 | { | |
2610 | Elf_External_Verneed * entry; | |
2611 | Elf_Internal_Verneed ent; | |
2612 | int j; | |
2613 | int isum; | |
2614 | char * vstart; | |
2615 | ||
2616 | vstart = ((char *) eneed) + idx; | |
2617 | ||
2618 | entry = (Elf_External_Verneed *) vstart; | |
2619 | ||
2620 | ent.vn_version = BYTE_GET (entry->vn_version); | |
2621 | ent.vn_cnt = BYTE_GET (entry->vn_cnt); | |
2622 | ent.vn_file = BYTE_GET (entry->vn_file); | |
2623 | ent.vn_aux = BYTE_GET (entry->vn_aux); | |
2624 | ent.vn_next = BYTE_GET (entry->vn_next); | |
2625 | ||
2626 | printf (_(" %#06x: Version: %d"), idx, ent.vn_version); | |
2627 | ||
2628 | if (dynamic_strings) | |
2629 | printf (_(" File: %s"), dynamic_strings + ent.vn_file); | |
2630 | else | |
2631 | printf (_(" File: %lx"), ent.vn_file); | |
2632 | ||
2633 | printf (_(" Cnt: %d\n"), ent.vn_cnt); | |
2634 | ||
2635 | vstart += ent.vn_aux; | |
2636 | ||
2637 | for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j) | |
2638 | { | |
2639 | Elf_External_Vernaux * eaux; | |
2640 | Elf_Internal_Vernaux aux; | |
2641 | ||
2642 | eaux = (Elf_External_Vernaux *) vstart; | |
2643 | ||
2644 | aux.vna_hash = BYTE_GET (eaux->vna_hash); | |
2645 | aux.vna_flags = BYTE_GET (eaux->vna_flags); | |
2646 | aux.vna_other = BYTE_GET (eaux->vna_other); | |
2647 | aux.vna_name = BYTE_GET (eaux->vna_name); | |
2648 | aux.vna_next = BYTE_GET (eaux->vna_next); | |
2649 | ||
2650 | if (dynamic_strings) | |
2651 | printf (_(" %#06x: Name: %s"), | |
2652 | isum, dynamic_strings + aux.vna_name); | |
2653 | else | |
2654 | printf (_(" %#06x: Name index: %lx"), | |
2655 | isum, aux.vna_name); | |
2656 | ||
2657 | printf (_(" Flags: %s Version: %d\n"), | |
2658 | get_ver_flags (aux.vna_flags), aux.vna_other); | |
2659 | ||
2660 | isum += aux.vna_next; | |
2661 | vstart += aux.vna_next; | |
2662 | } | |
2663 | ||
2664 | idx += ent.vn_next; | |
2665 | } | |
2666 | ||
2667 | free (eneed); | |
2668 | } | |
2669 | break; | |
2670 | ||
2671 | case SHT_GNU_versym: | |
2672 | { | |
2673 | Elf32_Internal_Shdr * link_section; | |
2674 | int total; | |
2675 | int cnt; | |
2676 | unsigned char * edata; | |
2677 | unsigned short * data; | |
2678 | char * strtab; | |
2679 | Elf_Internal_Sym * symbols; | |
2680 | Elf32_Internal_Shdr * string_sec; | |
2681 | ||
2682 | link_section = section_headers + section->sh_link; | |
2683 | total = section->sh_size / section->sh_entsize; | |
2684 | ||
2685 | found = 1; | |
2686 | ||
2687 | symbols = get_elf_symbols | |
2688 | (file, link_section->sh_offset, | |
2689 | link_section->sh_size / link_section->sh_entsize); | |
2690 | ||
2691 | string_sec = section_headers + link_section->sh_link; | |
2692 | ||
2693 | GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size, | |
2694 | strtab, char *, "version string table"); | |
2695 | ||
2696 | printf (_("\nVersion symbols section '%s' contains %d entries:\n"), | |
2697 | SECTION_NAME (section), total); | |
2698 | ||
2699 | printf (_(" Addr: ")); | |
2700 | printf_vma (section->sh_addr); | |
2701 | printf (_(" Offset: %#08lx Link: %lx (%s)\n"), | |
1b228002 | 2702 | (unsigned long) section->sh_offset, section->sh_link, |
252b5132 RH |
2703 | SECTION_NAME (link_section)); |
2704 | ||
2705 | GET_DATA_ALLOC (version_info [DT_VERSIONTAGIDX (DT_VERSYM)] | |
2706 | - loadaddr, | |
2707 | total * sizeof (short), edata, | |
2708 | unsigned char *, "version symbol data"); | |
2709 | ||
2710 | data = (unsigned short *) malloc (total * sizeof (short)); | |
2711 | ||
2712 | for (cnt = total; cnt --;) | |
2713 | data [cnt] = byte_get (edata + cnt * sizeof (short), | |
2714 | sizeof (short)); | |
2715 | ||
2716 | free (edata); | |
2717 | ||
2718 | for (cnt = 0; cnt < total; cnt += 4) | |
2719 | { | |
2720 | int j, nn; | |
2721 | ||
2722 | printf (" %03x:", cnt); | |
2723 | ||
2724 | for (j = 0; (j < 4) && (cnt + j) < total; ++j) | |
2725 | switch (data [cnt + j]) | |
2726 | { | |
2727 | case 0: | |
2728 | fputs (_(" 0 (*local*) "), stdout); | |
2729 | break; | |
2730 | ||
2731 | case 1: | |
2732 | fputs (_(" 1 (*global*) "), stdout); | |
2733 | break; | |
2734 | ||
2735 | default: | |
2736 | nn = printf ("%4x%c", data [cnt + j] & 0x7fff, | |
2737 | data [cnt + j] & 0x8000 ? 'h' : ' '); | |
2738 | ||
2739 | if (symbols [cnt + j].st_shndx < SHN_LORESERVE | |
2740 | && section_headers[symbols [cnt + j].st_shndx].sh_type | |
2741 | == SHT_NOBITS) | |
2742 | { | |
2743 | /* We must test both. */ | |
2744 | Elf_Internal_Verneed ivn; | |
2745 | unsigned long offset; | |
2746 | ||
2747 | offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)] | |
2748 | - loadaddr; | |
2749 | ||
2750 | do | |
2751 | { | |
2752 | Elf_External_Verneed evn; | |
2753 | Elf_External_Vernaux evna; | |
2754 | Elf_Internal_Vernaux ivna; | |
2755 | unsigned long vna_off; | |
2756 | ||
2757 | GET_DATA (offset, evn, "version need"); | |
2758 | ||
2759 | ivn.vn_aux = BYTE_GET (evn.vn_aux); | |
2760 | ivn.vn_next = BYTE_GET (evn.vn_next); | |
2761 | ||
2762 | vna_off = offset + ivn.vn_aux; | |
2763 | ||
2764 | do | |
2765 | { | |
2766 | GET_DATA (vna_off, evna, | |
2767 | "version need aux (1)"); | |
2768 | ||
2769 | ivna.vna_next = BYTE_GET (evna.vna_next); | |
2770 | ivna.vna_other = BYTE_GET (evna.vna_other); | |
2771 | ||
2772 | vna_off += ivna.vna_next; | |
2773 | } | |
2774 | while (ivna.vna_other != data [cnt + j] | |
2775 | && ivna.vna_next != 0); | |
2776 | ||
2777 | if (ivna.vna_other == data [cnt + j]) | |
2778 | { | |
2779 | ivna.vna_name = BYTE_GET (evna.vna_name); | |
2780 | ||
2781 | nn += printf ("(%s%-*s", | |
2782 | strtab + ivna.vna_name, | |
2783 | 12 - strlen (strtab | |
2784 | + ivna.vna_name), | |
2785 | ")"); | |
2786 | break; | |
2787 | } | |
2788 | else if (ivn.vn_next == 0) | |
2789 | { | |
2790 | if (data [cnt + j] != 0x8001) | |
2791 | { | |
2792 | Elf_Internal_Verdef ivd; | |
2793 | Elf_External_Verdef evd; | |
2794 | ||
2795 | offset = version_info | |
2796 | [DT_VERSIONTAGIDX (DT_VERDEF)] | |
2797 | - loadaddr; | |
2798 | ||
2799 | do | |
2800 | { | |
2801 | GET_DATA (offset, evd, | |
2802 | "version definition"); | |
2803 | ||
2804 | ivd.vd_next = BYTE_GET (evd.vd_next); | |
2805 | ivd.vd_ndx = BYTE_GET (evd.vd_ndx); | |
2806 | ||
2807 | offset += ivd.vd_next; | |
2808 | } | |
2809 | while (ivd.vd_ndx | |
2810 | != (data [cnt + j] & 0x7fff) | |
2811 | && ivd.vd_next != 0); | |
2812 | ||
2813 | if (ivd.vd_ndx | |
2814 | == (data [cnt + j] & 0x7fff)) | |
2815 | { | |
2816 | Elf_External_Verdaux evda; | |
2817 | Elf_Internal_Verdaux ivda; | |
2818 | ||
2819 | ivd.vd_aux = BYTE_GET (evd.vd_aux); | |
2820 | ||
2821 | GET_DATA (offset + ivd.vd_aux, evda, | |
2822 | "version definition aux"); | |
2823 | ||
2824 | ivda.vda_name = | |
2825 | BYTE_GET (evda.vda_name); | |
2826 | ||
2827 | nn += | |
2828 | printf ("(%s%-*s", | |
2829 | strtab + ivda.vda_name, | |
2830 | 12 | |
2831 | - strlen (strtab | |
2832 | + ivda.vda_name), | |
2833 | ")"); | |
2834 | } | |
2835 | } | |
2836 | ||
2837 | break; | |
2838 | } | |
2839 | else | |
2840 | offset += ivn.vn_next; | |
2841 | } | |
2842 | while (ivn.vn_next); | |
2843 | } | |
2844 | else if (symbols [cnt + j].st_shndx == SHN_UNDEF) | |
2845 | { | |
2846 | Elf_Internal_Verneed ivn; | |
2847 | unsigned long offset; | |
2848 | ||
2849 | offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)] | |
2850 | - loadaddr; | |
2851 | ||
2852 | do | |
2853 | { | |
2854 | Elf_Internal_Vernaux ivna; | |
2855 | Elf_External_Verneed evn; | |
2856 | Elf_External_Vernaux evna; | |
2857 | unsigned long a_off; | |
2858 | ||
2859 | GET_DATA (offset, evn, "version need"); | |
2860 | ||
2861 | ivn.vn_aux = BYTE_GET (evn.vn_aux); | |
2862 | ivn.vn_next = BYTE_GET (evn.vn_next); | |
2863 | ||
2864 | a_off = offset + ivn.vn_aux; | |
2865 | ||
2866 | do | |
2867 | { | |
2868 | GET_DATA (a_off, evna, | |
2869 | "version need aux (2)"); | |
2870 | ||
2871 | ivna.vna_next = BYTE_GET (evna.vna_next); | |
2872 | ivna.vna_other = BYTE_GET (evna.vna_other); | |
2873 | ||
2874 | a_off += ivna.vna_next; | |
2875 | } | |
2876 | while (ivna.vna_other != data [cnt + j] | |
2877 | && ivna.vna_next != 0); | |
2878 | ||
2879 | if (ivna.vna_other == data [cnt + j]) | |
2880 | { | |
2881 | ivna.vna_name = BYTE_GET (evna.vna_name); | |
2882 | ||
2883 | nn += printf ("(%s%-*s", | |
2884 | strtab + ivna.vna_name, | |
2885 | 12 - strlen (strtab | |
2886 | + ivna.vna_name), | |
2887 | ")"); | |
2888 | break; | |
2889 | } | |
2890 | ||
2891 | offset += ivn.vn_next; | |
2892 | } | |
2893 | while (ivn.vn_next); | |
2894 | } | |
2895 | else if (data [cnt + j] != 0x8001) | |
2896 | { | |
2897 | Elf_Internal_Verdef ivd; | |
2898 | Elf_External_Verdef evd; | |
2899 | unsigned long offset; | |
2900 | ||
2901 | offset = version_info | |
2902 | [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr; | |
2903 | ||
2904 | do | |
2905 | { | |
2906 | GET_DATA (offset, evd, "version def"); | |
2907 | ||
2908 | ivd.vd_next = BYTE_GET (evd.vd_next); | |
2909 | ivd.vd_ndx = BYTE_GET (evd.vd_ndx); | |
2910 | ||
2911 | offset += ivd.vd_next; | |
2912 | } | |
2913 | while (ivd.vd_ndx != (data [cnt + j] & 0x7fff) | |
2914 | && ivd.vd_next != 0); | |
2915 | ||
2916 | if (ivd.vd_ndx == (data [cnt + j] & 0x7fff)) | |
2917 | { | |
2918 | Elf_External_Verdaux evda; | |
2919 | Elf_Internal_Verdaux ivda; | |
2920 | ||
2921 | ivd.vd_aux = BYTE_GET (evd.vd_aux); | |
2922 | ||
2923 | GET_DATA (offset - ivd.vd_next + ivd.vd_aux, | |
2924 | evda, "version def aux"); | |
2925 | ||
2926 | ivda.vda_name = BYTE_GET (evda.vda_name); | |
2927 | ||
2928 | nn += printf ("(%s%-*s", | |
2929 | strtab + ivda.vda_name, | |
2930 | 12 - strlen (strtab | |
2931 | + ivda.vda_name), | |
2932 | ")"); | |
2933 | } | |
2934 | } | |
2935 | ||
2936 | if (nn < 18) | |
2937 | printf ("%*c", 18 - nn, ' '); | |
2938 | } | |
2939 | ||
2940 | putchar ('\n'); | |
2941 | } | |
2942 | ||
2943 | free (data); | |
2944 | free (strtab); | |
2945 | free (symbols); | |
2946 | } | |
2947 | break; | |
2948 | ||
2949 | default: | |
2950 | break; | |
2951 | } | |
2952 | } | |
2953 | ||
2954 | if (! found) | |
2955 | printf (_("\nNo version information found in this file.\n")); | |
2956 | ||
2957 | return 1; | |
2958 | } | |
2959 | ||
2960 | static char * | |
2961 | get_symbol_binding (binding) | |
2962 | unsigned int binding; | |
2963 | { | |
2964 | static char buff [32]; | |
2965 | ||
2966 | switch (binding) | |
2967 | { | |
2968 | case STB_LOCAL: return _("LOCAL"); | |
2969 | case STB_GLOBAL: return _("GLOBAL"); | |
2970 | case STB_WEAK: return _("WEAK"); | |
2971 | default: | |
2972 | if (binding >= STB_LOPROC && binding <= STB_HIPROC) | |
2973 | sprintf (buff, _("<processor specific>: %d"), binding); | |
2974 | else if (binding >= STB_LOOS && binding <= STB_HIOS) | |
2975 | sprintf (buff, _("<OS specific>: %d"), binding); | |
2976 | else | |
2977 | sprintf (buff, _("<unknown>: %d"), binding); | |
2978 | return buff; | |
2979 | } | |
2980 | } | |
2981 | ||
2982 | static char * | |
2983 | get_symbol_type (type) | |
2984 | unsigned int type; | |
2985 | { | |
2986 | static char buff [32]; | |
2987 | ||
2988 | switch (type) | |
2989 | { | |
2990 | case STT_NOTYPE: return _("NOTYPE"); | |
2991 | case STT_OBJECT: return _("OBJECT"); | |
2992 | case STT_FUNC: return _("FUNC"); | |
2993 | case STT_SECTION: return _("SECTION"); | |
2994 | case STT_FILE: return _("FILE"); | |
2995 | default: | |
2996 | if (type >= STT_LOPROC && type <= STT_HIPROC) | |
2997 | sprintf (buff, _("<processor specific>: %d"), type); | |
2998 | else if (type >= STT_LOOS && type <= STT_HIOS) | |
2999 | sprintf (buff, _("<OS specific>: %d"), type); | |
3000 | else | |
3001 | sprintf (buff, _("<unknown>: %d"), type); | |
3002 | return buff; | |
3003 | } | |
3004 | } | |
3005 | ||
3006 | static char * | |
3007 | get_symbol_index_type (type) | |
3008 | unsigned int type; | |
3009 | { | |
3010 | switch (type) | |
3011 | { | |
3012 | case SHN_UNDEF: return "UND"; | |
3013 | case SHN_ABS: return "ABS"; | |
3014 | case SHN_COMMON: return "COM"; | |
3015 | default: | |
3016 | if (type >= SHN_LOPROC && type <= SHN_HIPROC) | |
3017 | return "PRC"; | |
3018 | else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE) | |
3019 | return "RSV"; | |
3020 | else if (type >= SHN_LOOS && type <= SHN_HIOS) | |
3021 | return "OS "; | |
3022 | else | |
3023 | { | |
3024 | static char buff [32]; | |
3025 | ||
3026 | sprintf (buff, "%3d", type); | |
3027 | return buff; | |
3028 | } | |
3029 | } | |
3030 | } | |
3031 | ||
3032 | ||
3033 | static int * | |
3034 | get_dynamic_data (file, number) | |
3035 | FILE * file; | |
3036 | unsigned int number; | |
3037 | { | |
3038 | char * e_data; | |
3039 | int * i_data; | |
3040 | ||
3041 | e_data = (char *) malloc (number * 4); | |
3042 | ||
3043 | if (e_data == NULL) | |
3044 | { | |
3045 | error (_("Out of memory\n")); | |
3046 | return NULL; | |
3047 | } | |
3048 | ||
3049 | if (fread (e_data, 4, number, file) != number) | |
3050 | { | |
3051 | error (_("Unable to read in dynamic data\n")); | |
3052 | return NULL; | |
3053 | } | |
3054 | ||
3055 | i_data = (int *) malloc (number * sizeof (* i_data)); | |
3056 | ||
3057 | if (i_data == NULL) | |
3058 | { | |
3059 | error (_("Out of memory\n")); | |
3060 | free (e_data); | |
3061 | return NULL; | |
3062 | } | |
3063 | ||
3064 | while (number--) | |
3065 | i_data [number] = byte_get (e_data + number * 4, 4); | |
3066 | ||
3067 | free (e_data); | |
3068 | ||
3069 | return i_data; | |
3070 | } | |
3071 | ||
3072 | /* Dump the symbol table */ | |
3073 | static int | |
3074 | process_symbol_table (file) | |
3075 | FILE * file; | |
3076 | { | |
3077 | Elf32_Internal_Shdr * section; | |
3078 | char nb [4]; | |
3079 | char nc [4]; | |
3080 | int nbuckets; | |
3081 | int nchains; | |
3082 | int * buckets = NULL; | |
3083 | int * chains = NULL; | |
3084 | ||
3085 | if (! do_syms && !do_histogram) | |
3086 | return 1; | |
3087 | ||
3088 | if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL) | |
3089 | || do_histogram)) | |
3090 | { | |
3091 | if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET)) | |
3092 | { | |
3093 | error (_("Unable to seek to start of dynamic information")); | |
3094 | return 0; | |
3095 | } | |
3096 | ||
3097 | if (fread (nb, sizeof (nb), 1, file) != 1) | |
3098 | { | |
3099 | error (_("Failed to read in number of buckets\n")); | |
3100 | return 0; | |
3101 | } | |
3102 | ||
3103 | if (fread (nc, sizeof (nc), 1, file) != 1) | |
3104 | { | |
3105 | error (_("Failed to read in number of chains\n")); | |
3106 | return 0; | |
3107 | } | |
3108 | ||
3109 | nbuckets = byte_get (nb, 4); | |
3110 | nchains = byte_get (nc, 4); | |
3111 | ||
3112 | buckets = get_dynamic_data (file, nbuckets); | |
3113 | chains = get_dynamic_data (file, nchains); | |
3114 | ||
3115 | if (buckets == NULL || chains == NULL) | |
3116 | return 0; | |
3117 | } | |
3118 | ||
3119 | if (do_syms | |
3120 | && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL) | |
3121 | { | |
3122 | int hn; | |
3123 | int si; | |
3124 | ||
3125 | printf (_("\nSymbol table for image:\n")); | |
3126 | printf (_(" Num Buc: Value Size Type Bind Ot Ndx Name\n")); | |
3127 | ||
3128 | for (hn = 0; hn < nbuckets; hn++) | |
3129 | { | |
3130 | if (! buckets [hn]) | |
3131 | continue; | |
3132 | ||
3133 | for (si = buckets [hn]; si; si = chains [si]) | |
3134 | { | |
3135 | Elf_Internal_Sym * psym; | |
3136 | ||
3137 | psym = dynamic_symbols + si; | |
3138 | ||
3139 | printf (" %3d %3d: %8lx %5ld %6s %6s %2d ", | |
3140 | si, hn, | |
3141 | (unsigned long) psym->st_value, | |
3142 | (unsigned long) psym->st_size, | |
3143 | get_symbol_type (ELF_ST_TYPE (psym->st_info)), | |
3144 | get_symbol_binding (ELF_ST_BIND (psym->st_info)), | |
3145 | psym->st_other); | |
3146 | ||
3147 | printf ("%3.3s", get_symbol_index_type (psym->st_shndx)); | |
3148 | ||
3149 | printf (" %s\n", dynamic_strings + psym->st_name); | |
3150 | } | |
3151 | } | |
3152 | } | |
3153 | else if (do_syms && !do_using_dynamic) | |
3154 | { | |
3155 | unsigned int i; | |
3156 | ||
3157 | for (i = 0, section = section_headers; | |
3158 | i < elf_header.e_shnum; | |
3159 | i++, section++) | |
3160 | { | |
3161 | unsigned int si; | |
3162 | char * strtab; | |
3163 | Elf_Internal_Sym * symtab; | |
3164 | Elf_Internal_Sym * psym; | |
3165 | ||
3166 | ||
3167 | if ( section->sh_type != SHT_SYMTAB | |
3168 | && section->sh_type != SHT_DYNSYM) | |
3169 | continue; | |
3170 | ||
3171 | printf (_("\nSymbol table '%s' contains %lu entries:\n"), | |
3172 | SECTION_NAME (section), | |
3173 | (unsigned long) (section->sh_size / section->sh_entsize)); | |
3174 | fputs (_(" Num: Value Size Type Bind Ot Ndx Name\n"), | |
3175 | stdout); | |
3176 | ||
3177 | symtab = get_elf_symbols (file, section->sh_offset, | |
3178 | section->sh_size / section->sh_entsize); | |
3179 | if (symtab == NULL) | |
3180 | continue; | |
3181 | ||
3182 | if (section->sh_link == elf_header.e_shstrndx) | |
3183 | strtab = string_table; | |
3184 | else | |
3185 | { | |
3186 | Elf32_Internal_Shdr * string_sec; | |
3187 | ||
3188 | string_sec = section_headers + section->sh_link; | |
3189 | ||
3190 | GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size, | |
3191 | strtab, char *, "string table"); | |
3192 | } | |
3193 | ||
3194 | for (si = 0, psym = symtab; | |
3195 | si < section->sh_size / section->sh_entsize; | |
3196 | si ++, psym ++) | |
3197 | { | |
3198 | printf (" %3d: %8lx %5ld %-7s %-6s %2d ", | |
3199 | si, | |
3200 | (unsigned long) psym->st_value, | |
3201 | (unsigned long) psym->st_size, | |
3202 | get_symbol_type (ELF_ST_TYPE (psym->st_info)), | |
3203 | get_symbol_binding (ELF_ST_BIND (psym->st_info)), | |
3204 | psym->st_other); | |
3205 | ||
1b228002 | 3206 | printf ("%4s", get_symbol_index_type (psym->st_shndx)); |
252b5132 RH |
3207 | |
3208 | printf (" %s", strtab + psym->st_name); | |
3209 | ||
3210 | if (section->sh_type == SHT_DYNSYM && | |
3211 | version_info [DT_VERSIONTAGIDX (DT_VERSYM)] != 0) | |
3212 | { | |
3213 | unsigned char data[2]; | |
3214 | unsigned short vers_data; | |
3215 | unsigned long offset; | |
3216 | int is_nobits; | |
3217 | int check_def; | |
3218 | ||
3219 | offset = version_info [DT_VERSIONTAGIDX (DT_VERSYM)] | |
3220 | - loadaddr; | |
3221 | ||
3222 | GET_DATA (offset + si * sizeof (vers_data), data, | |
3223 | "version data"); | |
3224 | ||
3225 | vers_data = byte_get (data, 2); | |
3226 | ||
3227 | is_nobits = psym->st_shndx < SHN_LORESERVE ? | |
3228 | (section_headers [psym->st_shndx].sh_type == SHT_NOBITS) | |
3229 | : 0; | |
3230 | ||
3231 | check_def = (psym->st_shndx != SHN_UNDEF); | |
3232 | ||
3233 | if ((vers_data & 0x8000) || vers_data > 1) | |
3234 | { | |
3235 | if (is_nobits || ! check_def) | |
3236 | { | |
3237 | Elf_External_Verneed evn; | |
3238 | Elf_Internal_Verneed ivn; | |
3239 | Elf_Internal_Vernaux ivna; | |
3240 | ||
3241 | /* We must test both. */ | |
3242 | offset = version_info | |
3243 | [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr; | |
3244 | ||
3245 | GET_DATA (offset, evn, "version need"); | |
3246 | ||
3247 | ivn.vn_aux = BYTE_GET (evn.vn_aux); | |
3248 | ivn.vn_next = BYTE_GET (evn.vn_next); | |
3249 | ||
3250 | do | |
3251 | { | |
3252 | unsigned long vna_off; | |
3253 | ||
3254 | vna_off = offset + ivn.vn_aux; | |
3255 | ||
3256 | do | |
3257 | { | |
3258 | Elf_External_Vernaux evna; | |
3259 | ||
3260 | GET_DATA (vna_off, evna, | |
3261 | "version need aux (3)"); | |
3262 | ||
3263 | ivna.vna_other = BYTE_GET (evna.vna_other); | |
3264 | ivna.vna_next = BYTE_GET (evna.vna_next); | |
3265 | ivna.vna_name = BYTE_GET (evna.vna_name); | |
3266 | ||
3267 | vna_off += ivna.vna_next; | |
3268 | } | |
3269 | while (ivna.vna_other != vers_data | |
3270 | && ivna.vna_next != 0); | |
3271 | ||
3272 | if (ivna.vna_other == vers_data) | |
3273 | break; | |
3274 | ||
3275 | offset += ivn.vn_next; | |
3276 | } | |
3277 | while (ivn.vn_next != 0); | |
3278 | ||
3279 | if (ivna.vna_other == vers_data) | |
3280 | { | |
3281 | printf ("@%s (%d)", | |
3282 | strtab + ivna.vna_name, ivna.vna_other); | |
3283 | check_def = 0; | |
3284 | } | |
3285 | else if (! is_nobits) | |
3286 | error (_("bad dynamic symbol")); | |
3287 | else | |
3288 | check_def = 1; | |
3289 | } | |
3290 | ||
3291 | if (check_def) | |
3292 | { | |
3293 | if (vers_data != 0x8001) | |
3294 | { | |
3295 | Elf_Internal_Verdef ivd; | |
3296 | Elf_Internal_Verdaux ivda; | |
3297 | Elf_External_Verdaux evda; | |
3298 | unsigned long offset; | |
3299 | ||
3300 | offset = | |
3301 | version_info [DT_VERSIONTAGIDX (DT_VERDEF)] | |
3302 | - loadaddr; | |
3303 | ||
3304 | do | |
3305 | { | |
3306 | Elf_External_Verdef evd; | |
3307 | ||
3308 | GET_DATA (offset, evd, "version def"); | |
3309 | ||
3310 | ivd.vd_ndx = BYTE_GET (evd.vd_ndx); | |
3311 | ivd.vd_aux = BYTE_GET (evd.vd_aux); | |
3312 | ivd.vd_next = BYTE_GET (evd.vd_next); | |
3313 | ||
3314 | offset += ivd.vd_next; | |
3315 | } | |
3316 | while (ivd.vd_ndx != (vers_data & 0x7fff) | |
3317 | && ivd.vd_next != 0); | |
3318 | ||
3319 | offset -= ivd.vd_next; | |
3320 | offset += ivd.vd_aux; | |
3321 | ||
3322 | GET_DATA (offset, evda, "version def aux"); | |
3323 | ||
3324 | ivda.vda_name = BYTE_GET (evda.vda_name); | |
3325 | ||
3326 | if (psym->st_name != ivda.vda_name) | |
3327 | printf ((vers_data & 0x8000) | |
3328 | ? "@%s" : "@@%s", | |
3329 | strtab + ivda.vda_name); | |
3330 | } | |
3331 | } | |
3332 | } | |
3333 | } | |
3334 | ||
3335 | putchar ('\n'); | |
3336 | } | |
3337 | ||
3338 | free (symtab); | |
3339 | if (strtab != string_table) | |
3340 | free (strtab); | |
3341 | } | |
3342 | } | |
3343 | else if (do_syms) | |
3344 | printf | |
3345 | (_("\nDynamic symbol information is not available for displaying symbols.\n")); | |
3346 | ||
3347 | if (do_histogram && buckets != NULL) | |
3348 | { | |
3349 | int *lengths; | |
3350 | int *counts; | |
3351 | int hn; | |
3352 | int si; | |
3353 | int maxlength = 0; | |
3354 | int nzero_counts = 0; | |
3355 | int nsyms = 0; | |
3356 | ||
3357 | printf (_("\nHistogram for bucket list length (total of %d buckets):\n"), | |
3358 | nbuckets); | |
3359 | printf (_(" Length Number %% of total Coverage\n")); | |
3360 | ||
3361 | lengths = (int *) calloc (nbuckets, sizeof (int)); | |
3362 | if (lengths == NULL) | |
3363 | { | |
3364 | error (_("Out of memory")); | |
3365 | return 0; | |
3366 | } | |
3367 | for (hn = 0; hn < nbuckets; ++hn) | |
3368 | { | |
3369 | if (! buckets [hn]) | |
3370 | continue; | |
3371 | ||
3372 | for (si = buckets[hn]; si; si = chains[si]) | |
3373 | { | |
3374 | ++nsyms; | |
3375 | if (maxlength < ++lengths[hn]) | |
3376 | ++maxlength; | |
3377 | } | |
3378 | } | |
3379 | ||
3380 | counts = (int *) calloc (maxlength + 1, sizeof (int)); | |
3381 | if (counts == NULL) | |
3382 | { | |
3383 | error (_("Out of memory")); | |
3384 | return 0; | |
3385 | } | |
3386 | ||
3387 | for (hn = 0; hn < nbuckets; ++hn) | |
3388 | ++ counts [lengths [hn]]; | |
3389 | ||
3390 | printf (" 0 %-10d (%5.1f%%)\n", | |
3391 | counts[0], (counts[0] * 100.0) / nbuckets); | |
3392 | for (si = 1; si <= maxlength; ++si) | |
3393 | { | |
3394 | nzero_counts += counts[si] * si; | |
3395 | printf ("%7d %-10d (%5.1f%%) %5.1f%%\n", | |
3396 | si, counts[si], (counts[si] * 100.0) / nbuckets, | |
3397 | (nzero_counts * 100.0) / nsyms); | |
3398 | } | |
3399 | ||
3400 | free (counts); | |
3401 | free (lengths); | |
3402 | } | |
3403 | ||
3404 | if (buckets != NULL) | |
3405 | { | |
3406 | free (buckets); | |
3407 | free (chains); | |
3408 | } | |
3409 | ||
3410 | return 1; | |
3411 | } | |
3412 | ||
3413 | static int | |
3414 | process_syminfo (file) | |
3415 | FILE * file; | |
3416 | { | |
3417 | int i; | |
3418 | ||
3419 | if (dynamic_syminfo == NULL | |
3420 | || !do_dynamic) | |
3421 | /* No syminfo, this is ok. */ | |
3422 | return 1; | |
3423 | ||
3424 | /* There better should be a dynamic symbol section. */ | |
3425 | if (dynamic_symbols == NULL || dynamic_strings == NULL) | |
3426 | return 0; | |
3427 | ||
3428 | if (dynamic_addr) | |
3429 | printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"), | |
3430 | dynamic_syminfo_offset, dynamic_syminfo_nent); | |
3431 | ||
3432 | printf (_(" Num: Name BoundTo Flags\n")); | |
3433 | for (i = 0; i < dynamic_syminfo_nent; ++i) | |
3434 | { | |
3435 | unsigned short int flags = dynamic_syminfo[i].si_flags; | |
3436 | ||
3437 | printf ("%4d: %-30s ", i, | |
3438 | dynamic_strings + dynamic_symbols[i].st_name); | |
3439 | ||
3440 | switch (dynamic_syminfo[i].si_boundto) | |
3441 | { | |
3442 | case SYMINFO_BT_SELF: | |
3443 | fputs ("SELF ", stdout); | |
3444 | break; | |
3445 | case SYMINFO_BT_PARENT: | |
3446 | fputs ("PARENT ", stdout); | |
3447 | break; | |
3448 | default: | |
3449 | if (dynamic_syminfo[i].si_boundto > 0 | |
3450 | && dynamic_syminfo[i].si_boundto < dynamic_size) | |
3451 | printf ("%-10s ", | |
3452 | dynamic_strings | |
3453 | + dynamic_segment[dynamic_syminfo[i].si_boundto].d_un.d_val); | |
3454 | else | |
3455 | printf ("%-10d ", dynamic_syminfo[i].si_boundto); | |
3456 | break; | |
3457 | } | |
3458 | ||
3459 | if (flags & SYMINFO_FLG_DIRECT) | |
3460 | printf (" DIRECT"); | |
3461 | if (flags & SYMINFO_FLG_PASSTHRU) | |
3462 | printf (" PASSTHRU"); | |
3463 | if (flags & SYMINFO_FLG_COPY) | |
3464 | printf (" COPY"); | |
3465 | if (flags & SYMINFO_FLG_LAZYLOAD) | |
3466 | printf (" LAZYLOAD"); | |
3467 | ||
3468 | puts (""); | |
3469 | } | |
3470 | ||
3471 | return 1; | |
3472 | } | |
3473 | ||
3474 | #ifdef SUPPORT_DISASSEMBLY | |
3475 | static void | |
3476 | disassemble_section (section, file) | |
3477 | Elf32_Internal_Shdr * section; | |
3478 | FILE * file; | |
3479 | { | |
3480 | printf (_("\nAssembly dump of section %s\n"), | |
3481 | SECTION_NAME (section)); | |
3482 | ||
3483 | /* XXX -- to be done --- XXX */ | |
3484 | ||
3485 | return 1; | |
3486 | } | |
3487 | #endif | |
3488 | ||
3489 | static int | |
3490 | dump_section (section, file) | |
3491 | Elf32_Internal_Shdr * section; | |
3492 | FILE * file; | |
3493 | { | |
3494 | int bytes; | |
3495 | int addr; | |
3496 | unsigned char * data; | |
3497 | unsigned char * start; | |
3498 | ||
3499 | bytes = section->sh_size; | |
3500 | ||
3501 | if (bytes == 0) | |
3502 | { | |
3503 | printf (_("\nSection '%s' has no data to dump.\n"), | |
3504 | SECTION_NAME (section)); | |
3505 | return 0; | |
3506 | } | |
3507 | else | |
3508 | printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section)); | |
3509 | ||
3510 | addr = section->sh_addr; | |
3511 | ||
3512 | GET_DATA_ALLOC (section->sh_offset, bytes, start, unsigned char *, | |
3513 | "section data"); | |
3514 | ||
3515 | data = start; | |
3516 | ||
3517 | while (bytes) | |
3518 | { | |
3519 | int j; | |
3520 | int k; | |
3521 | int lbytes; | |
3522 | ||
3523 | lbytes = (bytes > 16 ? 16 : bytes); | |
3524 | ||
3525 | printf (" 0x%8.8x ", addr); | |
3526 | ||
3527 | switch (elf_header.e_ident [EI_DATA]) | |
3528 | { | |
3529 | case ELFDATA2LSB: | |
3530 | for (j = 15; j >= 0; j --) | |
3531 | { | |
3532 | if (j < lbytes) | |
3533 | printf ("%2.2x", data [j]); | |
3534 | else | |
3535 | printf (" "); | |
3536 | ||
3537 | if (!(j & 0x3)) | |
3538 | printf (" "); | |
3539 | } | |
3540 | break; | |
3541 | ||
3542 | case ELFDATA2MSB: | |
3543 | for (j = 0; j < 16; j++) | |
3544 | { | |
3545 | if (j < lbytes) | |
3546 | printf ("%2.2x", data [j]); | |
3547 | else | |
3548 | printf (" "); | |
3549 | ||
3550 | if ((j & 3) == 3) | |
3551 | printf (" "); | |
3552 | } | |
3553 | break; | |
3554 | } | |
3555 | ||
3556 | for (j = 0; j < lbytes; j++) | |
3557 | { | |
3558 | k = data [j]; | |
3559 | if (k >= ' ' && k < 0x80) | |
3560 | printf ("%c", k); | |
3561 | else | |
3562 | printf ("."); | |
3563 | } | |
3564 | ||
3565 | putchar ('\n'); | |
3566 | ||
3567 | data += lbytes; | |
3568 | addr += lbytes; | |
3569 | bytes -= lbytes; | |
3570 | } | |
3571 | ||
3572 | free (start); | |
3573 | ||
3574 | return 1; | |
3575 | } | |
3576 | ||
3577 | ||
3578 | static unsigned long int | |
3579 | read_leb128 (data, length_return, sign) | |
3580 | unsigned char * data; | |
3581 | int * length_return; | |
3582 | int sign; | |
3583 | { | |
3584 | unsigned long int result = 0; | |
3585 | unsigned int num_read = 0; | |
3586 | int shift = 0; | |
3587 | unsigned char byte; | |
3588 | ||
3589 | do | |
3590 | { | |
3591 | byte = * data ++; | |
3592 | num_read ++; | |
3593 | ||
3594 | result |= (byte & 0x7f) << shift; | |
3595 | ||
3596 | shift += 7; | |
3597 | ||
3598 | } | |
3599 | while (byte & 0x80); | |
3600 | ||
3601 | if (length_return != NULL) | |
3602 | * length_return = num_read; | |
3603 | ||
3604 | if (sign && (shift < 32) && (byte & 0x40)) | |
3605 | result |= -1 << shift; | |
3606 | ||
3607 | return result; | |
3608 | } | |
3609 | ||
3610 | typedef struct State_Machine_Registers | |
3611 | { | |
3612 | unsigned long address; | |
3613 | unsigned int file; | |
3614 | unsigned int line; | |
3615 | unsigned int column; | |
3616 | int is_stmt; | |
3617 | int basic_block; | |
3618 | int end_sequence; | |
3619 | /* This variable hold the number of the last entry seen | |
3620 | in the File Table. */ | |
3621 | unsigned int last_file_entry; | |
3622 | } SMR; | |
3623 | ||
3624 | static SMR state_machine_regs; | |
3625 | ||
3626 | static void | |
3627 | reset_state_machine (is_stmt) | |
3628 | int is_stmt; | |
3629 | { | |
3630 | state_machine_regs.address = 0; | |
3631 | state_machine_regs.file = 1; | |
3632 | state_machine_regs.line = 1; | |
3633 | state_machine_regs.column = 0; | |
3634 | state_machine_regs.is_stmt = is_stmt; | |
3635 | state_machine_regs.basic_block = 0; | |
3636 | state_machine_regs.end_sequence = 0; | |
3637 | state_machine_regs.last_file_entry = 0; | |
3638 | } | |
3639 | ||
3640 | /* Handled an extend line op. Returns true if this is the end | |
3641 | of sequence. */ | |
3642 | static int | |
3643 | process_extended_line_op (data, is_stmt) | |
3644 | unsigned char * data; | |
3645 | int is_stmt; | |
3646 | { | |
3647 | unsigned char op_code; | |
3648 | int bytes_read; | |
3649 | unsigned int len; | |
3650 | unsigned char * name; | |
3651 | unsigned long adr; | |
3652 | ||
3653 | len = read_leb128 (data, & bytes_read, 0); | |
3654 | data += bytes_read; | |
3655 | ||
3656 | if (len == 0) | |
3657 | { | |
3658 | warn (_("badly formed extended line op encountered!")); | |
3659 | return bytes_read; | |
3660 | } | |
3661 | ||
3662 | len += bytes_read; | |
3663 | op_code = * data ++; | |
3664 | ||
3665 | printf (_(" Extended opcode %d: "), op_code); | |
3666 | ||
3667 | switch (op_code) | |
3668 | { | |
3669 | case DW_LNE_end_sequence: | |
3670 | printf (_("End of Sequence\n\n")); | |
3671 | reset_state_machine (is_stmt); | |
3672 | break; | |
3673 | ||
3674 | case DW_LNE_set_address: | |
3675 | /* XXX - assumption here that address size is 4! */ | |
3676 | adr = byte_get (data, 4); | |
3677 | printf (_("set Address to 0x%lx\n"), adr); | |
3678 | state_machine_regs.address = adr; | |
3679 | break; | |
3680 | ||
3681 | case DW_LNE_define_file: | |
3682 | printf (_(" define new File Table entry\n")); | |
3683 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); | |
3684 | ||
3685 | printf (_(" %d\t"), ++ state_machine_regs.last_file_entry); | |
3686 | name = data; | |
3687 | data += strlen (data) + 1; | |
3688 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3689 | data += bytes_read; | |
3690 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3691 | data += bytes_read; | |
3692 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3693 | printf (_("%s\n\n"), name); | |
3694 | break; | |
3695 | ||
3696 | default: | |
3697 | printf (_("UNKNOWN: length %d\n"), len - bytes_read); | |
3698 | break; | |
3699 | } | |
3700 | ||
3701 | return len; | |
3702 | } | |
3703 | ||
3704 | ||
3705 | static int | |
3706 | display_debug_lines (section, start, file) | |
3707 | Elf32_Internal_Shdr * section; | |
3708 | unsigned char * start; | |
3709 | FILE * file; | |
3710 | { | |
3711 | DWARF2_External_LineInfo * external; | |
3712 | DWARF2_Internal_LineInfo info; | |
3713 | unsigned char * standard_opcodes; | |
3714 | unsigned char * data = start; | |
3715 | unsigned char * end = start + section->sh_size; | |
3716 | unsigned char * end_of_sequence; | |
3717 | int i; | |
3718 | ||
3719 | printf (_("\nDump of debug contents of section %s:\n\n"), | |
3720 | SECTION_NAME (section)); | |
3721 | ||
3722 | while (data < end) | |
3723 | { | |
3724 | external = (DWARF2_External_LineInfo *) data; | |
3725 | ||
3726 | /* Check the length of the block. */ | |
3727 | info.li_length = BYTE_GET (external->li_length); | |
3728 | if (info.li_length > section->sh_size) | |
3729 | { | |
3730 | warn | |
3731 | (_("The line info appears to be corrupt - the section is too small\n")); | |
3732 | return 0; | |
3733 | } | |
3734 | ||
3735 | /* Check its version number. */ | |
3736 | info.li_version = BYTE_GET (external->li_version); | |
3737 | if (info.li_version != 2) | |
3738 | { | |
3739 | warn (_("Only DWARF version 2 line info is currently supported.\n")); | |
3740 | return 0; | |
3741 | } | |
3742 | ||
3743 | info.li_prologue_length = BYTE_GET (external->li_prologue_length); | |
3744 | info.li_min_insn_length = BYTE_GET (external->li_min_insn_length); | |
3745 | info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt); | |
3746 | info.li_line_base = BYTE_GET (external->li_line_base); | |
3747 | info.li_line_range = BYTE_GET (external->li_line_range); | |
3748 | info.li_opcode_base = BYTE_GET (external->li_opcode_base); | |
3749 | ||
3750 | /* Sign extend the line base field. */ | |
3751 | info.li_line_base <<= 24; | |
3752 | info.li_line_base >>= 24; | |
3753 | ||
3754 | printf (_(" Length: %ld\n"), info.li_length); | |
3755 | printf (_(" DWARF Version: %d\n"), info.li_version); | |
3756 | printf (_(" Prolgue Length: %d\n"), info.li_prologue_length); | |
3757 | printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length); | |
3758 | printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt); | |
3759 | printf (_(" Line Base: %d\n"), info.li_line_base); | |
3760 | printf (_(" Line Range: %d\n"), info.li_line_range); | |
3761 | printf (_(" Opcode Base: %d\n"), info.li_opcode_base); | |
3762 | ||
3763 | end_of_sequence = data + info.li_length + sizeof (info.li_length); | |
3764 | ||
3765 | reset_state_machine (info.li_default_is_stmt); | |
3766 | ||
3767 | /* Display the contents of the Opcodes table. */ | |
3768 | standard_opcodes = data + sizeof (* external); | |
3769 | ||
3770 | printf (_("\n Opcodes:\n")); | |
3771 | ||
3772 | for (i = 1; i < info.li_opcode_base; i++) | |
3773 | printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i]); | |
3774 | ||
3775 | /* Display the contents of the Directory table. */ | |
3776 | data = standard_opcodes + info.li_opcode_base - 1; | |
3777 | ||
3778 | if (* data == 0) | |
3779 | printf (_("\n The Directory Table is empty.\n")); | |
3780 | else | |
3781 | { | |
3782 | printf (_("\n The Directory Table:\n")); | |
3783 | ||
3784 | while (* data != 0) | |
3785 | { | |
3786 | printf (_(" %s\n"), data); | |
3787 | ||
3788 | data += strlen (data) + 1; | |
3789 | } | |
3790 | } | |
3791 | ||
3792 | /* Skip the NUL at the end of the table. */ | |
3793 | data ++; | |
3794 | ||
3795 | /* Display the contents of the File Name table. */ | |
3796 | if (* data == 0) | |
3797 | printf (_("\n The File Name Table is empty.\n")); | |
3798 | else | |
3799 | { | |
3800 | printf (_("\n The File Name Table:\n")); | |
3801 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); | |
3802 | ||
3803 | while (* data != 0) | |
3804 | { | |
3805 | char * name; | |
3806 | int bytes_read; | |
3807 | ||
3808 | printf (_(" %d\t"), ++ state_machine_regs.last_file_entry); | |
3809 | name = data; | |
3810 | ||
3811 | data += strlen (data) + 1; | |
3812 | ||
3813 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3814 | data += bytes_read; | |
3815 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3816 | data += bytes_read; | |
3817 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
3818 | data += bytes_read; | |
3819 | printf (_("%s\n"), name); | |
3820 | } | |
3821 | } | |
3822 | ||
3823 | /* Skip the NUL at the end of the table. */ | |
3824 | data ++; | |
3825 | ||
3826 | /* Now display the statements. */ | |
3827 | printf (_("\n Line Number Statements:\n")); | |
3828 | ||
3829 | ||
3830 | while (data < end_of_sequence) | |
3831 | { | |
3832 | unsigned char op_code; | |
3833 | int adv; | |
3834 | int bytes_read; | |
3835 | ||
3836 | op_code = * data ++; | |
3837 | ||
3838 | switch (op_code) | |
3839 | { | |
3840 | case DW_LNS_extended_op: | |
3841 | data += process_extended_line_op (data, info.li_default_is_stmt); | |
3842 | break; | |
3843 | ||
3844 | case DW_LNS_copy: | |
3845 | printf (_(" Copy\n")); | |
3846 | break; | |
3847 | ||
3848 | case DW_LNS_advance_pc: | |
3849 | adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0); | |
3850 | data += bytes_read; | |
3851 | state_machine_regs.address += adv; | |
3852 | printf (_(" Advance PC by %d to %lx\n"), adv, | |
3853 | state_machine_regs.address); | |
3854 | break; | |
3855 | ||
3856 | case DW_LNS_advance_line: | |
3857 | adv = read_leb128 (data, & bytes_read, 1); | |
3858 | data += bytes_read; | |
3859 | state_machine_regs.line += adv; | |
3860 | printf (_(" Advance Line by %d to %d\n"), adv, | |
3861 | state_machine_regs.line); | |
3862 | break; | |
3863 | ||
3864 | case DW_LNS_set_file: | |
3865 | adv = read_leb128 (data, & bytes_read, 0); | |
3866 | data += bytes_read; | |
3867 | printf (_(" Set File Name to entry %d in the File Name Table\n"), | |
3868 | adv); | |
3869 | state_machine_regs.file = adv; | |
3870 | break; | |
3871 | ||
3872 | case DW_LNS_set_column: | |
3873 | adv = read_leb128 (data, & bytes_read, 0); | |
3874 | data += bytes_read; | |
3875 | printf (_(" Set column to %d\n"), adv); | |
3876 | state_machine_regs.column = adv; | |
3877 | break; | |
3878 | ||
3879 | case DW_LNS_negate_stmt: | |
3880 | adv = state_machine_regs.is_stmt; | |
3881 | adv = ! adv; | |
3882 | printf (_(" Set is_stmt to %d\n"), adv); | |
3883 | state_machine_regs.is_stmt = adv; | |
3884 | break; | |
3885 | ||
3886 | case DW_LNS_set_basic_block: | |
3887 | printf (_(" Set basic block\n")); | |
3888 | state_machine_regs.basic_block = 1; | |
3889 | break; | |
3890 | ||
3891 | case DW_LNS_const_add_pc: | |
3892 | adv = (255 - info.li_opcode_base) / info.li_line_range; | |
3893 | state_machine_regs.address += adv; | |
3894 | printf (_(" Advance PC by constant %d to 0x%lx\n"), adv, | |
3895 | state_machine_regs.address); | |
3896 | break; | |
3897 | ||
3898 | case DW_LNS_fixed_advance_pc: | |
3899 | adv = byte_get (data, 2); | |
3900 | data += 2; | |
3901 | state_machine_regs.address += adv; | |
3902 | printf (_(" Advance PC by fixed size amount %d to 0x%lx\n"), | |
3903 | adv, state_machine_regs.address); | |
3904 | break; | |
3905 | ||
3906 | default: | |
3907 | op_code -= info.li_opcode_base; | |
3908 | adv = (op_code / info.li_line_range) * info.li_min_insn_length; | |
3909 | state_machine_regs.address += adv; | |
3910 | printf (_(" Special opcode %d: advance Address by %d to 0x%lx"), | |
3911 | op_code, adv, state_machine_regs.address); | |
3912 | adv += (op_code % info.li_line_range) + info.li_line_base; | |
3913 | state_machine_regs.line += adv; | |
3914 | printf (_(" and Line by %d to %d\n"), | |
3915 | adv, state_machine_regs.line); | |
3916 | break; | |
3917 | } | |
3918 | } | |
3919 | printf ("\n"); | |
3920 | } | |
3921 | ||
3922 | return 1; | |
3923 | } | |
3924 | ||
3925 | static int | |
3926 | display_debug_pubnames (section, start, file) | |
3927 | Elf32_Internal_Shdr * section; | |
3928 | unsigned char * start; | |
3929 | FILE * file; | |
3930 | { | |
3931 | DWARF2_External_PubNames * external; | |
3932 | DWARF2_Internal_PubNames pubnames; | |
3933 | unsigned char * end; | |
3934 | ||
3935 | end = start + section->sh_size; | |
3936 | ||
3937 | printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section)); | |
3938 | ||
3939 | while (start < end) | |
3940 | { | |
3941 | unsigned char * data; | |
3942 | unsigned long offset; | |
3943 | ||
3944 | external = (DWARF2_External_PubNames *) start; | |
3945 | ||
3946 | pubnames.pn_length = BYTE_GET (external->pn_length); | |
3947 | pubnames.pn_version = BYTE_GET (external->pn_version); | |
3948 | pubnames.pn_offset = BYTE_GET (external->pn_offset); | |
3949 | pubnames.pn_size = BYTE_GET (external->pn_size); | |
3950 | ||
3951 | data = start + sizeof (* external); | |
3952 | start += pubnames.pn_length + sizeof (external->pn_length); | |
3953 | ||
3954 | if (pubnames.pn_version != 2) | |
3955 | { | |
3956 | warn (_("Only DWARF 2 pubnames are currently supported")); | |
3957 | continue; | |
3958 | } | |
3959 | ||
3960 | printf (_(" Length: %ld\n"), | |
3961 | pubnames.pn_length); | |
3962 | printf (_(" Version: %d\n"), | |
3963 | pubnames.pn_version); | |
3964 | printf (_(" Offset into .debug_info section: %ld\n"), | |
3965 | pubnames.pn_offset); | |
3966 | printf (_(" Size of area in .debug_info section: %ld\n"), | |
3967 | pubnames.pn_size); | |
3968 | ||
3969 | printf (_("\n Offset\tName\n")); | |
3970 | ||
3971 | do | |
3972 | { | |
3973 | offset = byte_get (data, 4); | |
3974 | ||
3975 | if (offset != 0) | |
3976 | { | |
3977 | data += 4; | |
3978 | printf (" %ld\t\t%s\n", offset, data); | |
3979 | data += strlen (data) + 1; | |
3980 | } | |
3981 | } | |
3982 | while (offset != 0); | |
3983 | } | |
3984 | ||
3985 | printf ("\n"); | |
3986 | return 1; | |
3987 | } | |
3988 | ||
3989 | static char * | |
3990 | get_TAG_name (tag) | |
3991 | unsigned long tag; | |
3992 | { | |
3993 | switch (tag) | |
3994 | { | |
3995 | case DW_TAG_padding: return "DW_TAG_padding"; | |
3996 | case DW_TAG_array_type: return "DW_TAG_array_type"; | |
3997 | case DW_TAG_class_type: return "DW_TAG_class_type"; | |
3998 | case DW_TAG_entry_point: return "DW_TAG_entry_point"; | |
3999 | case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type"; | |
4000 | case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter"; | |
4001 | case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration"; | |
4002 | case DW_TAG_label: return "DW_TAG_label"; | |
4003 | case DW_TAG_lexical_block: return "DW_TAG_lexical_block"; | |
4004 | case DW_TAG_member: return "DW_TAG_member"; | |
4005 | case DW_TAG_pointer_type: return "DW_TAG_pointer_type"; | |
4006 | case DW_TAG_reference_type: return "DW_TAG_reference_type"; | |
4007 | case DW_TAG_compile_unit: return "DW_TAG_compile_unit"; | |
4008 | case DW_TAG_string_type: return "DW_TAG_string_type"; | |
4009 | case DW_TAG_structure_type: return "DW_TAG_structure_type"; | |
4010 | case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type"; | |
4011 | case DW_TAG_typedef: return "DW_TAG_typedef"; | |
4012 | case DW_TAG_union_type: return "DW_TAG_union_type"; | |
4013 | case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters"; | |
4014 | case DW_TAG_variant: return "DW_TAG_variant"; | |
4015 | case DW_TAG_common_block: return "DW_TAG_common_block"; | |
4016 | case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion"; | |
4017 | case DW_TAG_inheritance: return "DW_TAG_inheritance"; | |
4018 | case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine"; | |
4019 | case DW_TAG_module: return "DW_TAG_module"; | |
4020 | case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type"; | |
4021 | case DW_TAG_set_type: return "DW_TAG_set_type"; | |
4022 | case DW_TAG_subrange_type: return "DW_TAG_subrange_type"; | |
4023 | case DW_TAG_with_stmt: return "DW_TAG_with_stmt"; | |
4024 | case DW_TAG_access_declaration: return "DW_TAG_access_declaration"; | |
4025 | case DW_TAG_base_type: return "DW_TAG_base_type"; | |
4026 | case DW_TAG_catch_block: return "DW_TAG_catch_block"; | |
4027 | case DW_TAG_const_type: return "DW_TAG_const_type"; | |
4028 | case DW_TAG_constant: return "DW_TAG_constant"; | |
4029 | case DW_TAG_enumerator: return "DW_TAG_enumerator"; | |
4030 | case DW_TAG_file_type: return "DW_TAG_file_type"; | |
4031 | case DW_TAG_friend: return "DW_TAG_friend"; | |
4032 | case DW_TAG_namelist: return "DW_TAG_namelist"; | |
4033 | case DW_TAG_namelist_item: return "DW_TAG_namelist_item"; | |
4034 | case DW_TAG_packed_type: return "DW_TAG_packed_type"; | |
4035 | case DW_TAG_subprogram: return "DW_TAG_subprogram"; | |
4036 | case DW_TAG_template_type_param: return "DW_TAG_template_type_param"; | |
4037 | case DW_TAG_template_value_param: return "DW_TAG_template_value_param"; | |
4038 | case DW_TAG_thrown_type: return "DW_TAG_thrown_type"; | |
4039 | case DW_TAG_try_block: return "DW_TAG_try_block"; | |
4040 | case DW_TAG_variant_part: return "DW_TAG_variant_part"; | |
4041 | case DW_TAG_variable: return "DW_TAG_variable"; | |
4042 | case DW_TAG_volatile_type: return "DW_TAG_volatile_type"; | |
4043 | case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop"; | |
4044 | case DW_TAG_format_label: return "DW_TAG_format_label"; | |
4045 | case DW_TAG_function_template: return "DW_TAG_function_template"; | |
4046 | case DW_TAG_class_template: return "DW_TAG_class_template"; | |
4047 | default: | |
4048 | { | |
4049 | static char buffer [100]; | |
4050 | ||
4051 | sprintf (buffer, _("Unknown TAG value: %lx"), tag); | |
4052 | return buffer; | |
4053 | } | |
4054 | } | |
4055 | } | |
4056 | ||
4057 | static char * | |
4058 | get_AT_name (attribute) | |
4059 | unsigned long attribute; | |
4060 | { | |
4061 | switch (attribute) | |
4062 | { | |
4063 | case DW_AT_sibling: return "DW_AT_sibling"; | |
4064 | case DW_AT_location: return "DW_AT_location"; | |
4065 | case DW_AT_name: return "DW_AT_name"; | |
4066 | case DW_AT_ordering: return "DW_AT_ordering"; | |
4067 | case DW_AT_subscr_data: return "DW_AT_subscr_data"; | |
4068 | case DW_AT_byte_size: return "DW_AT_byte_size"; | |
4069 | case DW_AT_bit_offset: return "DW_AT_bit_offset"; | |
4070 | case DW_AT_bit_size: return "DW_AT_bit_size"; | |
4071 | case DW_AT_element_list: return "DW_AT_element_list"; | |
4072 | case DW_AT_stmt_list: return "DW_AT_stmt_list"; | |
4073 | case DW_AT_low_pc: return "DW_AT_low_pc"; | |
4074 | case DW_AT_high_pc: return "DW_AT_high_pc"; | |
4075 | case DW_AT_language: return "DW_AT_language"; | |
4076 | case DW_AT_member: return "DW_AT_member"; | |
4077 | case DW_AT_discr: return "DW_AT_discr"; | |
4078 | case DW_AT_discr_value: return "DW_AT_discr_value"; | |
4079 | case DW_AT_visibility: return "DW_AT_visibility"; | |
4080 | case DW_AT_import: return "DW_AT_import"; | |
4081 | case DW_AT_string_length: return "DW_AT_string_length"; | |
4082 | case DW_AT_common_reference: return "DW_AT_common_reference"; | |
4083 | case DW_AT_comp_dir: return "DW_AT_comp_dir"; | |
4084 | case DW_AT_const_value: return "DW_AT_const_value"; | |
4085 | case DW_AT_containing_type: return "DW_AT_containing_type"; | |
4086 | case DW_AT_default_value: return "DW_AT_default_value"; | |
4087 | case DW_AT_inline: return "DW_AT_inline"; | |
4088 | case DW_AT_is_optional: return "DW_AT_is_optional"; | |
4089 | case DW_AT_lower_bound: return "DW_AT_lower_bound"; | |
4090 | case DW_AT_producer: return "DW_AT_producer"; | |
4091 | case DW_AT_prototyped: return "DW_AT_prototyped"; | |
4092 | case DW_AT_return_addr: return "DW_AT_return_addr"; | |
4093 | case DW_AT_start_scope: return "DW_AT_start_scope"; | |
4094 | case DW_AT_stride_size: return "DW_AT_stride_size"; | |
4095 | case DW_AT_upper_bound: return "DW_AT_upper_bound"; | |
4096 | case DW_AT_abstract_origin: return "DW_AT_abstract_origin"; | |
4097 | case DW_AT_accessibility: return "DW_AT_accessibility"; | |
4098 | case DW_AT_address_class: return "DW_AT_address_class"; | |
4099 | case DW_AT_artificial: return "DW_AT_artificial"; | |
4100 | case DW_AT_base_types: return "DW_AT_base_types"; | |
4101 | case DW_AT_calling_convention: return "DW_AT_calling_convention"; | |
4102 | case DW_AT_count: return "DW_AT_count"; | |
4103 | case DW_AT_data_member_location: return "DW_AT_data_member_location"; | |
4104 | case DW_AT_decl_column: return "DW_AT_decl_column"; | |
4105 | case DW_AT_decl_file: return "DW_AT_decl_file"; | |
4106 | case DW_AT_decl_line: return "DW_AT_decl_line"; | |
4107 | case DW_AT_declaration: return "DW_AT_declaration"; | |
4108 | case DW_AT_discr_list: return "DW_AT_discr_list"; | |
4109 | case DW_AT_encoding: return "DW_AT_encoding"; | |
4110 | case DW_AT_external: return "DW_AT_external"; | |
4111 | case DW_AT_frame_base: return "DW_AT_frame_base"; | |
4112 | case DW_AT_friend: return "DW_AT_friend"; | |
4113 | case DW_AT_identifier_case: return "DW_AT_identifier_case"; | |
4114 | case DW_AT_macro_info: return "DW_AT_macro_info"; | |
4115 | case DW_AT_namelist_items: return "DW_AT_namelist_items"; | |
4116 | case DW_AT_priority: return "DW_AT_priority"; | |
4117 | case DW_AT_segment: return "DW_AT_segment"; | |
4118 | case DW_AT_specification: return "DW_AT_specification"; | |
4119 | case DW_AT_static_link: return "DW_AT_static_link"; | |
4120 | case DW_AT_type: return "DW_AT_type"; | |
4121 | case DW_AT_use_location: return "DW_AT_use_location"; | |
4122 | case DW_AT_variable_parameter: return "DW_AT_variable_parameter"; | |
4123 | case DW_AT_virtuality: return "DW_AT_virtuality"; | |
4124 | case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location"; | |
4125 | case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde"; | |
4126 | case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin"; | |
4127 | case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin"; | |
4128 | case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin"; | |
4129 | case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor"; | |
4130 | case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth"; | |
4131 | case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name"; | |
4132 | case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride"; | |
4133 | case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name"; | |
4134 | case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin"; | |
4135 | case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines"; | |
4136 | case DW_AT_sf_names: return "DW_AT_sf_names"; | |
4137 | case DW_AT_src_info: return "DW_AT_src_info"; | |
4138 | case DW_AT_mac_info: return "DW_AT_mac_info"; | |
4139 | case DW_AT_src_coords: return "DW_AT_src_coords"; | |
4140 | case DW_AT_body_begin: return "DW_AT_body_begin"; | |
4141 | case DW_AT_body_end: return "DW_AT_body_end"; | |
4142 | default: | |
4143 | { | |
4144 | static char buffer [100]; | |
4145 | ||
4146 | sprintf (buffer, _("Unknown AT value: %lx"), attribute); | |
4147 | return buffer; | |
4148 | } | |
4149 | } | |
4150 | } | |
4151 | ||
4152 | static char * | |
4153 | get_FORM_name (form) | |
4154 | unsigned long form; | |
4155 | { | |
4156 | switch (form) | |
4157 | { | |
4158 | case DW_FORM_addr: return "DW_FORM_addr"; | |
4159 | case DW_FORM_block2: return "DW_FORM_block2"; | |
4160 | case DW_FORM_block4: return "DW_FORM_block4"; | |
4161 | case DW_FORM_data2: return "DW_FORM_data2"; | |
4162 | case DW_FORM_data4: return "DW_FORM_data4"; | |
4163 | case DW_FORM_data8: return "DW_FORM_data8"; | |
4164 | case DW_FORM_string: return "DW_FORM_string"; | |
4165 | case DW_FORM_block: return "DW_FORM_block"; | |
4166 | case DW_FORM_block1: return "DW_FORM_block1"; | |
4167 | case DW_FORM_data1: return "DW_FORM_data1"; | |
4168 | case DW_FORM_flag: return "DW_FORM_flag"; | |
4169 | case DW_FORM_sdata: return "DW_FORM_sdata"; | |
4170 | case DW_FORM_strp: return "DW_FORM_strp"; | |
4171 | case DW_FORM_udata: return "DW_FORM_udata"; | |
4172 | case DW_FORM_ref_addr: return "DW_FORM_ref_addr"; | |
4173 | case DW_FORM_ref1: return "DW_FORM_ref1"; | |
4174 | case DW_FORM_ref2: return "DW_FORM_ref2"; | |
4175 | case DW_FORM_ref4: return "DW_FORM_ref4"; | |
4176 | case DW_FORM_ref8: return "DW_FORM_ref8"; | |
4177 | case DW_FORM_ref_udata: return "DW_FORM_ref_udata"; | |
4178 | case DW_FORM_indirect: return "DW_FORM_indirect"; | |
4179 | default: | |
4180 | { | |
4181 | static char buffer [100]; | |
4182 | ||
4183 | sprintf (buffer, _("Unknown FORM value: %lx"), form); | |
4184 | return buffer; | |
4185 | } | |
4186 | } | |
4187 | } | |
4188 | ||
4189 | /* FIXME: There are better and more effiecint ways to handle | |
4190 | these structures. For now though, I just want something that | |
4191 | is simple to implement. */ | |
4192 | typedef struct abbrev_attr | |
4193 | { | |
4194 | unsigned long attribute; | |
4195 | unsigned long form; | |
4196 | struct abbrev_attr * next; | |
4197 | } | |
4198 | abbrev_attr; | |
4199 | ||
4200 | typedef struct abbrev_entry | |
4201 | { | |
4202 | unsigned long entry; | |
4203 | unsigned long tag; | |
4204 | int children; | |
4205 | struct abbrev_attr * first_attr; | |
4206 | struct abbrev_attr * last_attr; | |
4207 | struct abbrev_entry * next; | |
4208 | } | |
4209 | abbrev_entry; | |
4210 | ||
4211 | static abbrev_entry * first_abbrev = NULL; | |
4212 | static abbrev_entry * last_abbrev = NULL; | |
4213 | ||
4214 | static void | |
4215 | free_abbrevs PARAMS ((void)) | |
4216 | { | |
4217 | abbrev_entry * abbrev; | |
4218 | ||
4219 | for (abbrev = first_abbrev; abbrev;) | |
4220 | { | |
4221 | abbrev_entry * next = abbrev->next; | |
4222 | abbrev_attr * attr; | |
4223 | ||
4224 | for (attr = abbrev->first_attr; attr;) | |
4225 | { | |
4226 | abbrev_attr * next = attr->next; | |
4227 | ||
4228 | free (attr); | |
4229 | attr = next; | |
4230 | } | |
4231 | ||
4232 | free (abbrev); | |
4233 | abbrev = next; | |
4234 | } | |
4235 | ||
4236 | last_abbrev = first_abbrev = NULL; | |
4237 | } | |
4238 | ||
4239 | static void | |
4240 | add_abbrev (number, tag, children) | |
4241 | unsigned long number; | |
4242 | unsigned long tag; | |
4243 | int children; | |
4244 | { | |
4245 | abbrev_entry * entry; | |
4246 | ||
4247 | entry = (abbrev_entry *) malloc (sizeof (* entry)); | |
4248 | ||
4249 | if (entry == NULL) | |
4250 | /* ugg */ | |
4251 | return; | |
4252 | ||
4253 | entry->entry = number; | |
4254 | entry->tag = tag; | |
4255 | entry->children = children; | |
4256 | entry->first_attr = NULL; | |
4257 | entry->last_attr = NULL; | |
4258 | entry->next = NULL; | |
4259 | ||
4260 | if (first_abbrev == NULL) | |
4261 | first_abbrev = entry; | |
4262 | else | |
4263 | last_abbrev->next = entry; | |
4264 | ||
4265 | last_abbrev = entry; | |
4266 | } | |
4267 | ||
4268 | static void | |
4269 | add_abbrev_attr (attribute, form) | |
4270 | unsigned long attribute; | |
4271 | unsigned long form; | |
4272 | { | |
4273 | abbrev_attr * attr; | |
4274 | ||
4275 | attr = (abbrev_attr *) malloc (sizeof (* attr)); | |
4276 | ||
4277 | if (attr == NULL) | |
4278 | /* ugg */ | |
4279 | return; | |
4280 | ||
4281 | attr->attribute = attribute; | |
4282 | attr->form = form; | |
4283 | attr->next = NULL; | |
4284 | ||
4285 | if (last_abbrev->first_attr == NULL) | |
4286 | last_abbrev->first_attr = attr; | |
4287 | else | |
4288 | last_abbrev->last_attr->next = attr; | |
4289 | ||
4290 | last_abbrev->last_attr = attr; | |
4291 | } | |
4292 | ||
4293 | /* Processes the (partial) contents of a .debug_abbrev section. | |
4294 | Returns NULL if the end of the section was encountered. | |
4295 | Returns the address after the last byte read if the end of | |
4296 | an abbreviation set was found. */ | |
4297 | ||
4298 | static unsigned char * | |
4299 | process_abbrev_section (start, end) | |
4300 | unsigned char * start; | |
4301 | unsigned char * end; | |
4302 | { | |
4303 | if (first_abbrev != NULL) | |
4304 | return NULL; | |
4305 | ||
4306 | while (start < end) | |
4307 | { | |
4308 | int bytes_read; | |
4309 | unsigned long entry; | |
4310 | unsigned long tag; | |
4311 | unsigned long attribute; | |
4312 | int children; | |
4313 | ||
4314 | entry = read_leb128 (start, & bytes_read, 0); | |
4315 | start += bytes_read; | |
4316 | ||
4317 | if (entry == 0) | |
4318 | return start; | |
4319 | ||
4320 | tag = read_leb128 (start, & bytes_read, 0); | |
4321 | start += bytes_read; | |
4322 | ||
4323 | children = * start ++; | |
4324 | ||
4325 | add_abbrev (entry, tag, children); | |
4326 | ||
4327 | do | |
4328 | { | |
4329 | unsigned long form; | |
4330 | ||
4331 | attribute = read_leb128 (start, & bytes_read, 0); | |
4332 | start += bytes_read; | |
4333 | ||
4334 | form = read_leb128 (start, & bytes_read, 0); | |
4335 | start += bytes_read; | |
4336 | ||
4337 | if (attribute != 0) | |
4338 | add_abbrev_attr (attribute, form); | |
4339 | } | |
4340 | while (attribute != 0); | |
4341 | } | |
4342 | ||
4343 | return NULL; | |
4344 | } | |
4345 | ||
4346 | ||
4347 | static int | |
4348 | display_debug_abbrev (section, start, file) | |
4349 | Elf32_Internal_Shdr * section; | |
4350 | unsigned char * start; | |
4351 | FILE * file; | |
4352 | { | |
4353 | abbrev_entry * entry; | |
4354 | unsigned char * end = start + section->sh_size; | |
4355 | ||
4356 | printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section)); | |
4357 | ||
4358 | do | |
4359 | { | |
4360 | start = process_abbrev_section (start, end); | |
4361 | ||
4362 | printf (_(" Number TAG\n")); | |
4363 | ||
4364 | for (entry = first_abbrev; entry; entry = entry->next) | |
4365 | { | |
4366 | abbrev_attr * attr; | |
4367 | ||
4368 | printf (_(" %ld %s [%s]\n"), | |
4369 | entry->entry, | |
4370 | get_TAG_name (entry->tag), | |
4371 | entry->children ? _("has children") : _("no children")); | |
4372 | ||
4373 | for (attr = entry->first_attr; attr; attr = attr->next) | |
4374 | { | |
4375 | printf (_(" %-18s %s\n"), | |
4376 | get_AT_name (attr->attribute), | |
4377 | get_FORM_name (attr->form)); | |
4378 | } | |
4379 | } | |
4380 | } | |
4381 | while (start); | |
4382 | ||
4383 | printf ("\n"); | |
4384 | ||
4385 | return 1; | |
4386 | } | |
4387 | ||
4388 | ||
4389 | static unsigned char * | |
4390 | display_block (data, length) | |
4391 | unsigned char * data; | |
4392 | unsigned long length; | |
4393 | { | |
4394 | printf (_(" %lu byte block: "), length); | |
4395 | ||
4396 | while (length --) | |
4397 | printf ("%lx ", byte_get (data ++, 1)); | |
4398 | ||
4399 | return data; | |
4400 | } | |
4401 | ||
4402 | static void | |
4403 | decode_location_expression (data, pointer_size) | |
4404 | unsigned char * data; | |
4405 | unsigned int pointer_size; | |
4406 | { | |
4407 | unsigned char op; | |
4408 | int bytes_read; | |
4409 | ||
4410 | op = * data ++; | |
4411 | ||
4412 | switch (op) | |
4413 | { | |
4414 | case DW_OP_addr: printf ("DW_OP_addr: %lx", byte_get (data, pointer_size)); break; | |
4415 | case DW_OP_deref: printf ("DW_OP_deref"); break; | |
4416 | case DW_OP_const1u: printf ("DW_OP_const1u: %lu", byte_get (data, 1)); break; | |
4417 | case DW_OP_const1s: printf ("DW_OP_const1s: %ld", (long) byte_get (data, 1)); break; | |
4418 | case DW_OP_const2u: printf ("DW_OP_const2u: %lu", byte_get (data, 2)); break; | |
4419 | case DW_OP_const2s: printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2)); break; | |
4420 | case DW_OP_const4u: printf ("DW_OP_const4u: %lu", byte_get (data, 4)); break; | |
4421 | case DW_OP_const4s: printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4)); break; | |
4422 | case DW_OP_const8u: printf ("DW_OP_const8u: %lu %lu", byte_get (data, 4), byte_get (data + 4, 4)); break; | |
4423 | case DW_OP_const8s: printf ("DW_OP_const8s: %ld %ld", byte_get (data, 4), byte_get (data + 4, 4)); break; | |
4424 | case DW_OP_constu: printf ("DW_OP_constu: %lu", read_leb128 (data, NULL, 0)); break; | |
4425 | case DW_OP_consts: printf ("DW_OP_consts: %ld", read_leb128 (data, NULL, 1)); break; | |
4426 | case DW_OP_dup: printf ("DW_OP_dup"); break; | |
4427 | case DW_OP_drop: printf ("DW_OP_drop"); break; | |
4428 | case DW_OP_over: printf ("DW_OP_over"); break; | |
4429 | case DW_OP_pick: printf ("DW_OP_pick: %ld", byte_get (data, 1)); break; | |
4430 | case DW_OP_swap: printf ("DW_OP_swap"); break; | |
4431 | case DW_OP_rot: printf ("DW_OP_rot"); break; | |
4432 | case DW_OP_xderef: printf ("DW_OP_xderef"); break; | |
4433 | case DW_OP_abs: printf ("DW_OP_abs"); break; | |
4434 | case DW_OP_and: printf ("DW_OP_and"); break; | |
4435 | case DW_OP_div: printf ("DW_OP_div"); break; | |
4436 | case DW_OP_minus: printf ("DW_OP_minus"); break; | |
4437 | case DW_OP_mod: printf ("DW_OP_mod"); break; | |
4438 | case DW_OP_mul: printf ("DW_OP_mul"); break; | |
4439 | case DW_OP_neg: printf ("DW_OP_neg"); break; | |
4440 | case DW_OP_not: printf ("DW_OP_not"); break; | |
4441 | case DW_OP_or: printf ("DW_OP_or"); break; | |
4442 | case DW_OP_plus: printf ("DW_OP_plus"); break; | |
4443 | case DW_OP_plus_uconst: printf ("DW_OP_plus_uconst: %lu", read_leb128 (data, NULL, 0)); break; | |
4444 | case DW_OP_shl: printf ("DW_OP_shl"); break; | |
4445 | case DW_OP_shr: printf ("DW_OP_shr"); break; | |
4446 | case DW_OP_shra: printf ("DW_OP_shra"); break; | |
4447 | case DW_OP_xor: printf ("DW_OP_xor"); break; | |
4448 | case DW_OP_bra: printf ("DW_OP_bra: %ld", byte_get (data, 2)); break; | |
4449 | case DW_OP_eq: printf ("DW_OP_eq"); break; | |
4450 | case DW_OP_ge: printf ("DW_OP_ge"); break; | |
4451 | case DW_OP_gt: printf ("DW_OP_gt"); break; | |
4452 | case DW_OP_le: printf ("DW_OP_le"); break; | |
4453 | case DW_OP_lt: printf ("DW_OP_lt"); break; | |
4454 | case DW_OP_ne: printf ("DW_OP_ne"); break; | |
4455 | case DW_OP_skip: printf ("DW_OP_skip: %ld", byte_get (data, 2)); break; | |
4456 | case DW_OP_lit0: printf ("DW_OP_lit0"); break; | |
4457 | case DW_OP_lit1: printf ("DW_OP_lit1"); break; | |
4458 | case DW_OP_lit2: printf ("DW_OP_lit2"); break; | |
4459 | case DW_OP_lit3: printf ("DW_OP_lit3"); break; | |
4460 | case DW_OP_lit4: printf ("DW_OP_lit4"); break; | |
4461 | case DW_OP_lit5: printf ("DW_OP_lit5"); break; | |
4462 | case DW_OP_lit6: printf ("DW_OP_lit6"); break; | |
4463 | case DW_OP_lit7: printf ("DW_OP_lit7"); break; | |
4464 | case DW_OP_lit8: printf ("DW_OP_lit8"); break; | |
4465 | case DW_OP_lit9: printf ("DW_OP_lit9"); break; | |
4466 | case DW_OP_lit10: printf ("DW_OP_lit10"); break; | |
4467 | case DW_OP_lit11: printf ("DW_OP_lit11"); break; | |
4468 | case DW_OP_lit12: printf ("DW_OP_lit12"); break; | |
4469 | case DW_OP_lit13: printf ("DW_OP_lit13"); break; | |
4470 | case DW_OP_lit14: printf ("DW_OP_lit14"); break; | |
4471 | case DW_OP_lit15: printf ("DW_OP_lit15"); break; | |
4472 | case DW_OP_lit16: printf ("DW_OP_lit16"); break; | |
4473 | case DW_OP_lit17: printf ("DW_OP_lit17"); break; | |
4474 | case DW_OP_lit18: printf ("DW_OP_lit18"); break; | |
4475 | case DW_OP_lit19: printf ("DW_OP_lit19"); break; | |
4476 | case DW_OP_lit20: printf ("DW_OP_lit20"); break; | |
4477 | case DW_OP_lit21: printf ("DW_OP_lit21"); break; | |
4478 | case DW_OP_lit22: printf ("DW_OP_lit22"); break; | |
4479 | case DW_OP_lit23: printf ("DW_OP_lit23"); break; | |
4480 | case DW_OP_lit24: printf ("DW_OP_lit24"); break; | |
4481 | case DW_OP_lit25: printf ("DW_OP_lit25"); break; | |
4482 | case DW_OP_lit26: printf ("DW_OP_lit26"); break; | |
4483 | case DW_OP_lit27: printf ("DW_OP_lit27"); break; | |
4484 | case DW_OP_lit28: printf ("DW_OP_lit28"); break; | |
4485 | case DW_OP_lit29: printf ("DW_OP_lit29"); break; | |
4486 | case DW_OP_lit30: printf ("DW_OP_lit30"); break; | |
4487 | case DW_OP_lit31: printf ("DW_OP_lit31"); break; | |
4488 | case DW_OP_reg0: printf ("DW_OP_reg0"); break; | |
4489 | case DW_OP_reg1: printf ("DW_OP_reg1"); break; | |
4490 | case DW_OP_reg2: printf ("DW_OP_reg2"); break; | |
4491 | case DW_OP_reg3: printf ("DW_OP_reg3"); break; | |
4492 | case DW_OP_reg4: printf ("DW_OP_reg4"); break; | |
4493 | case DW_OP_reg5: printf ("DW_OP_reg5"); break; | |
4494 | case DW_OP_reg6: printf ("DW_OP_reg6"); break; | |
4495 | case DW_OP_reg7: printf ("DW_OP_reg7"); break; | |
4496 | case DW_OP_reg8: printf ("DW_OP_reg8"); break; | |
4497 | case DW_OP_reg9: printf ("DW_OP_reg9"); break; | |
4498 | case DW_OP_reg10: printf ("DW_OP_reg10"); break; | |
4499 | case DW_OP_reg11: printf ("DW_OP_reg11"); break; | |
4500 | case DW_OP_reg12: printf ("DW_OP_reg12"); break; | |
4501 | case DW_OP_reg13: printf ("DW_OP_reg13"); break; | |
4502 | case DW_OP_reg14: printf ("DW_OP_reg14"); break; | |
4503 | case DW_OP_reg15: printf ("DW_OP_reg15"); break; | |
4504 | case DW_OP_reg16: printf ("DW_OP_reg16"); break; | |
4505 | case DW_OP_reg17: printf ("DW_OP_reg17"); break; | |
4506 | case DW_OP_reg18: printf ("DW_OP_reg18"); break; | |
4507 | case DW_OP_reg19: printf ("DW_OP_reg19"); break; | |
4508 | case DW_OP_reg20: printf ("DW_OP_reg20"); break; | |
4509 | case DW_OP_reg21: printf ("DW_OP_reg21"); break; | |
4510 | case DW_OP_reg22: printf ("DW_OP_reg22"); break; | |
4511 | case DW_OP_reg23: printf ("DW_OP_reg23"); break; | |
4512 | case DW_OP_reg24: printf ("DW_OP_reg24"); break; | |
4513 | case DW_OP_reg25: printf ("DW_OP_reg25"); break; | |
4514 | case DW_OP_reg26: printf ("DW_OP_reg26"); break; | |
4515 | case DW_OP_reg27: printf ("DW_OP_reg27"); break; | |
4516 | case DW_OP_reg28: printf ("DW_OP_reg28"); break; | |
4517 | case DW_OP_reg29: printf ("DW_OP_reg29"); break; | |
4518 | case DW_OP_reg30: printf ("DW_OP_reg30"); break; | |
4519 | case DW_OP_reg31: printf ("DW_OP_reg31"); break; | |
4520 | case DW_OP_breg0: printf ("DW_OP_breg0: %ld", read_leb128 (data, NULL, 1)); break; | |
4521 | case DW_OP_breg1: printf ("DW_OP_breg1: %ld", read_leb128 (data, NULL, 1)); break; | |
4522 | case DW_OP_breg2: printf ("DW_OP_breg2: %ld", read_leb128 (data, NULL, 1)); break; | |
4523 | case DW_OP_breg3: printf ("DW_OP_breg3: %ld", read_leb128 (data, NULL, 1)); break; | |
4524 | case DW_OP_breg4: printf ("DW_OP_breg4: %ld", read_leb128 (data, NULL, 1)); break; | |
4525 | case DW_OP_breg5: printf ("DW_OP_breg5: %ld", read_leb128 (data, NULL, 1)); break; | |
4526 | case DW_OP_breg6: printf ("DW_OP_breg6: %ld", read_leb128 (data, NULL, 1)); break; | |
4527 | case DW_OP_breg7: printf ("DW_OP_breg7: %ld", read_leb128 (data, NULL, 1)); break; | |
4528 | case DW_OP_breg8: printf ("DW_OP_breg8: %ld", read_leb128 (data, NULL, 1)); break; | |
4529 | case DW_OP_breg9: printf ("DW_OP_breg9: %ld", read_leb128 (data, NULL, 1)); break; | |
4530 | case DW_OP_breg10: printf ("DW_OP_breg10: %ld", read_leb128 (data, NULL, 1)); break; | |
4531 | case DW_OP_breg11: printf ("DW_OP_breg11: %ld", read_leb128 (data, NULL, 1)); break; | |
4532 | case DW_OP_breg12: printf ("DW_OP_breg12: %ld", read_leb128 (data, NULL, 1)); break; | |
4533 | case DW_OP_breg13: printf ("DW_OP_breg13: %ld", read_leb128 (data, NULL, 1)); break; | |
4534 | case DW_OP_breg14: printf ("DW_OP_breg14: %ld", read_leb128 (data, NULL, 1)); break; | |
4535 | case DW_OP_breg15: printf ("DW_OP_breg15: %ld", read_leb128 (data, NULL, 1)); break; | |
4536 | case DW_OP_breg16: printf ("DW_OP_breg16: %ld", read_leb128 (data, NULL, 1)); break; | |
4537 | case DW_OP_breg17: printf ("DW_OP_breg17: %ld", read_leb128 (data, NULL, 1)); break; | |
4538 | case DW_OP_breg18: printf ("DW_OP_breg18: %ld", read_leb128 (data, NULL, 1)); break; | |
4539 | case DW_OP_breg19: printf ("DW_OP_breg19: %ld", read_leb128 (data, NULL, 1)); break; | |
4540 | case DW_OP_breg20: printf ("DW_OP_breg20: %ld", read_leb128 (data, NULL, 1)); break; | |
4541 | case DW_OP_breg21: printf ("DW_OP_breg21: %ld", read_leb128 (data, NULL, 1)); break; | |
4542 | case DW_OP_breg22: printf ("DW_OP_breg22: %ld", read_leb128 (data, NULL, 1)); break; | |
4543 | case DW_OP_breg23: printf ("DW_OP_breg23: %ld", read_leb128 (data, NULL, 1)); break; | |
4544 | case DW_OP_breg24: printf ("DW_OP_breg24: %ld", read_leb128 (data, NULL, 1)); break; | |
4545 | case DW_OP_breg25: printf ("DW_OP_breg25: %ld", read_leb128 (data, NULL, 1)); break; | |
4546 | case DW_OP_breg26: printf ("DW_OP_breg26: %ld", read_leb128 (data, NULL, 1)); break; | |
4547 | case DW_OP_breg27: printf ("DW_OP_breg27: %ld", read_leb128 (data, NULL, 1)); break; | |
4548 | case DW_OP_breg28: printf ("DW_OP_breg28: %ld", read_leb128 (data, NULL, 1)); break; | |
4549 | case DW_OP_breg29: printf ("DW_OP_breg29: %ld", read_leb128 (data, NULL, 1)); break; | |
4550 | case DW_OP_breg30: printf ("DW_OP_breg30: %ld", read_leb128 (data, NULL, 1)); break; | |
4551 | case DW_OP_breg31: printf ("DW_OP_breg31: %ld", read_leb128 (data, NULL, 1)); break; | |
4552 | case DW_OP_regx: printf ("DW_OP_regx: %lu", read_leb128 (data, NULL, 0)); break; | |
4553 | case DW_OP_fbreg: printf ("DW_OP_fbreg: %ld", read_leb128 (data, NULL, 1)); break; | |
4554 | case DW_OP_bregx: printf ("DW_OP_bregx: %lu %ld", read_leb128 (data, & bytes_read, 0), read_leb128 (data + bytes_read, NULL, 1)); break; | |
4555 | case DW_OP_piece: printf ("DW_OP_piece: %lu", read_leb128 (data, NULL, 0)); break; | |
4556 | case DW_OP_deref_size: printf ("DW_OP_deref_size: %ld", byte_get (data, 1)); break; | |
4557 | case DW_OP_xderef_size: printf ("DW_OP_xderef_size: %ld", byte_get (data, 1)); break; | |
4558 | case DW_OP_nop: printf ("DW_OP_nop"); break; | |
4559 | ||
4560 | default: | |
4561 | if (op >= DW_OP_lo_user | |
4562 | && op <= DW_OP_hi_user) | |
4563 | printf (_("(User defined location op)")); | |
4564 | else | |
4565 | printf (_("(Unknown location op)")); | |
4566 | break; | |
4567 | } | |
4568 | } | |
4569 | ||
4570 | ||
4571 | static unsigned char * | |
4572 | read_and_display_attr (attribute, form, data, pointer_size) | |
4573 | unsigned long attribute; | |
4574 | unsigned long form; | |
4575 | unsigned char * data; | |
4576 | unsigned long pointer_size; | |
4577 | { | |
4578 | unsigned long uvalue; | |
4579 | unsigned char * block_start; | |
4580 | int bytes_read; | |
4581 | int is_ref = 0; | |
4582 | ||
4583 | printf (" %-18s:", get_AT_name (attribute)); | |
4584 | ||
4585 | switch (form) | |
4586 | { | |
4587 | case DW_FORM_ref_addr: | |
4588 | case DW_FORM_ref1: | |
4589 | case DW_FORM_ref2: | |
4590 | case DW_FORM_ref4: | |
4591 | case DW_FORM_ref8: | |
4592 | case DW_FORM_ref_udata: | |
4593 | is_ref = 1; | |
4594 | } | |
4595 | ||
4596 | switch (form) | |
4597 | { | |
4598 | case DW_FORM_ref_addr: | |
4599 | case DW_FORM_addr: | |
4600 | uvalue = byte_get (data, pointer_size); | |
4601 | printf (is_ref ? " <%x>" : " %#x", uvalue); | |
4602 | data += pointer_size; | |
4603 | break; | |
4604 | ||
4605 | case DW_FORM_ref1: | |
4606 | case DW_FORM_flag: | |
4607 | case DW_FORM_data1: | |
4608 | uvalue = byte_get (data ++, 1); | |
4609 | printf (is_ref ? " <%x>" : " %d", uvalue); | |
4610 | break; | |
4611 | ||
4612 | case DW_FORM_ref2: | |
4613 | case DW_FORM_data2: | |
4614 | uvalue = byte_get (data, 2); | |
4615 | data += 2; | |
4616 | printf (is_ref ? " <%x>" : " %d", uvalue); | |
4617 | break; | |
4618 | ||
4619 | case DW_FORM_ref4: | |
4620 | case DW_FORM_data4: | |
4621 | uvalue = byte_get (data, 4); | |
4622 | data += 4; | |
4623 | printf (is_ref ? " <%x>" : " %d", uvalue); | |
4624 | break; | |
4625 | ||
4626 | case DW_FORM_ref8: | |
4627 | case DW_FORM_data8: | |
4628 | uvalue = byte_get (data, 4); | |
4629 | printf (" %lx", uvalue); | |
4630 | printf (" %lx", byte_get (data + 4, 4)); | |
4631 | data += 8; | |
4632 | break; | |
4633 | ||
4634 | case DW_FORM_string: | |
4635 | printf (" %s", data); | |
4636 | data += strlen (data) + 1; | |
4637 | break; | |
4638 | ||
4639 | case DW_FORM_sdata: | |
4640 | uvalue = read_leb128 (data, & bytes_read, 1); | |
4641 | data += bytes_read; | |
4642 | printf (" %ld", (long) uvalue); | |
4643 | break; | |
4644 | ||
4645 | case DW_FORM_ref_udata: | |
4646 | case DW_FORM_udata: | |
4647 | uvalue = read_leb128 (data, & bytes_read, 0); | |
4648 | data += bytes_read; | |
4649 | printf (is_ref ? " <%lx>" : " %ld", uvalue); | |
4650 | break; | |
4651 | ||
4652 | case DW_FORM_block: | |
4653 | uvalue = read_leb128 (data, & bytes_read, 0); | |
4654 | block_start = data + bytes_read; | |
4655 | data = display_block (block_start, uvalue); | |
4656 | uvalue = * block_start; | |
4657 | break; | |
4658 | ||
4659 | case DW_FORM_block1: | |
4660 | uvalue = byte_get (data, 1); | |
4661 | block_start = data + 1; | |
4662 | data = display_block (block_start, uvalue); | |
4663 | uvalue = * block_start; | |
4664 | break; | |
4665 | ||
4666 | case DW_FORM_block2: | |
4667 | uvalue = byte_get (data, 2); | |
4668 | block_start = data + 2; | |
4669 | data = display_block (block_start, uvalue); | |
4670 | uvalue = * block_start; | |
4671 | break; | |
4672 | ||
4673 | case DW_FORM_block4: | |
4674 | uvalue = byte_get (data, 4); | |
4675 | block_start = data + 4; | |
4676 | data = display_block (block_start, uvalue); | |
4677 | uvalue = * block_start; | |
4678 | break; | |
4679 | ||
4680 | case DW_FORM_strp: | |
4681 | case DW_FORM_indirect: | |
4682 | warn (_("Unable to handle FORM: %d"), form); | |
4683 | break; | |
4684 | ||
4685 | default: | |
4686 | warn (_("Unrecognised form: %d"), form); | |
4687 | break; | |
4688 | } | |
4689 | ||
4690 | /* For some attributes we can display futher information. */ | |
4691 | ||
4692 | printf ("\t"); | |
4693 | ||
4694 | switch (attribute) | |
4695 | { | |
4696 | case DW_AT_inline: | |
4697 | switch (uvalue) | |
4698 | { | |
4699 | case DW_INL_not_inlined: printf (_("(not inlined)")); break; | |
4700 | case DW_INL_inlined: printf (_("(inlined)")); break; | |
4701 | case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break; | |
4702 | case DW_INL_declared_inlined: printf (_("(declared as inline and inlined)")); break; | |
4703 | default: printf (_(" (Unknown inline attribute value: %lx)"), uvalue); break; | |
4704 | } | |
4705 | break; | |
4706 | ||
4707 | case DW_AT_frame_base: | |
4708 | if (uvalue >= DW_OP_reg0 && uvalue <= DW_OP_reg31) | |
4709 | printf ("(reg %ld)", uvalue - DW_OP_reg0); | |
4710 | break; | |
4711 | ||
4712 | case DW_AT_language: | |
4713 | switch (uvalue) | |
4714 | { | |
4715 | case DW_LANG_C: printf ("(non-ANSI C)"); break; | |
4716 | case DW_LANG_C89: printf ("(ANSI C)"); break; | |
4717 | case DW_LANG_C_plus_plus: printf ("(C++)"); break; | |
4718 | case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break; | |
4719 | case DW_LANG_Fortran90: printf ("(Fortran 90)"); break; | |
4720 | case DW_LANG_Modula2: printf ("(Modula 2)"); break; | |
4721 | case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break; | |
4722 | case DW_LANG_Ada83: printf ("(Ada)"); break; | |
4723 | case DW_LANG_Cobol74: printf ("(Cobol 74)"); break; | |
4724 | case DW_LANG_Cobol85: printf ("(Cobol 85)"); break; | |
4725 | case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break; | |
4726 | default: printf ("(Unknown: %lx)", uvalue); break; | |
4727 | } | |
4728 | break; | |
4729 | ||
4730 | case DW_AT_encoding: | |
4731 | switch (uvalue) | |
4732 | { | |
4733 | case DW_ATE_void: printf ("(void)"); break; | |
4734 | case DW_ATE_address: printf ("(machine address)"); break; | |
4735 | case DW_ATE_boolean: printf ("(boolean)"); break; | |
4736 | case DW_ATE_complex_float: printf ("(complex float)"); break; | |
4737 | case DW_ATE_float: printf ("(float)"); break; | |
4738 | case DW_ATE_signed: printf ("(signed)"); break; | |
4739 | case DW_ATE_signed_char: printf ("(signed char)"); break; | |
4740 | case DW_ATE_unsigned: printf ("(unsigned)"); break; | |
4741 | case DW_ATE_unsigned_char: printf ("(unsigned char)"); break; | |
4742 | default: | |
4743 | if (uvalue >= DW_ATE_lo_user | |
4744 | && uvalue <= DW_ATE_hi_user) | |
4745 | printf ("(user defined type)"); | |
4746 | else | |
4747 | printf ("(unknown type)"); | |
4748 | break; | |
4749 | } | |
4750 | break; | |
4751 | ||
4752 | case DW_AT_accessibility: | |
4753 | switch (uvalue) | |
4754 | { | |
4755 | case DW_ACCESS_public: printf ("(public)"); break; | |
4756 | case DW_ACCESS_protected: printf ("(protected)"); break; | |
4757 | case DW_ACCESS_private: printf ("(private)"); break; | |
4758 | default: printf ("(unknown accessibility)"); break; | |
4759 | } | |
4760 | break; | |
4761 | ||
4762 | case DW_AT_visibility: | |
4763 | switch (uvalue) | |
4764 | { | |
4765 | case DW_VIS_local: printf ("(local)"); break; | |
4766 | case DW_VIS_exported: printf ("(exported)"); break; | |
4767 | case DW_VIS_qualified: printf ("(qualified)"); break; | |
4768 | default: printf ("(unknown visibility)"); break; | |
4769 | } | |
4770 | break; | |
4771 | ||
4772 | case DW_AT_virtuality: | |
4773 | switch (uvalue) | |
4774 | { | |
4775 | case DW_VIRTUALITY_none: printf ("(none)"); break; | |
4776 | case DW_VIRTUALITY_virtual: printf ("(virtual)"); break; | |
4777 | case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break; | |
4778 | default: printf ("(unknown virtuality)"); break; | |
4779 | } | |
4780 | break; | |
4781 | ||
4782 | case DW_AT_identifier_case: | |
4783 | switch (uvalue) | |
4784 | { | |
4785 | case DW_ID_case_sensitive: printf ("(case_sensitive)"); break; | |
4786 | case DW_ID_up_case: printf ("(up_case)"); break; | |
4787 | case DW_ID_down_case: printf ("(down_case)"); break; | |
4788 | case DW_ID_case_insensitive: printf ("(case_insensitive)"); break; | |
4789 | default: printf ("(unknown case)"); break; | |
4790 | } | |
4791 | break; | |
4792 | ||
4793 | case DW_AT_calling_convention: | |
4794 | switch (uvalue) | |
4795 | { | |
4796 | case DW_CC_normal: printf ("(normal)"); break; | |
4797 | case DW_CC_program: printf ("(program)"); break; | |
4798 | case DW_CC_nocall: printf ("(nocall)"); break; | |
4799 | default: | |
4800 | if (uvalue >= DW_CC_lo_user | |
4801 | && uvalue <= DW_CC_hi_user) | |
4802 | printf ("(user defined)"); | |
4803 | else | |
4804 | printf ("(unknown convention)"); | |
4805 | } | |
4806 | break; | |
4807 | ||
4808 | case DW_AT_location: | |
4809 | case DW_AT_data_member_location: | |
4810 | case DW_AT_vtable_elem_location: | |
4811 | printf ("("); | |
4812 | decode_location_expression (block_start, pointer_size); | |
4813 | printf (")"); | |
4814 | break; | |
4815 | ||
4816 | default: | |
4817 | break; | |
4818 | } | |
4819 | ||
4820 | printf ("\n"); | |
4821 | return data; | |
4822 | } | |
4823 | ||
4824 | static int | |
4825 | display_debug_info (section, start, file) | |
4826 | Elf32_Internal_Shdr * section; | |
4827 | unsigned char * start; | |
4828 | FILE * file; | |
4829 | { | |
4830 | unsigned char * end = start + section->sh_size; | |
4831 | unsigned char * section_begin = start; | |
4832 | ||
4833 | printf (_("The section %s contains:\n\n"), SECTION_NAME (section)); | |
4834 | ||
4835 | while (start < end) | |
4836 | { | |
4837 | DWARF2_External_CompUnit * external; | |
4838 | DWARF2_Internal_CompUnit compunit; | |
4839 | unsigned char * tags; | |
4840 | int i; | |
4841 | int level; | |
4842 | ||
4843 | external = (DWARF2_External_CompUnit *) start; | |
4844 | ||
4845 | compunit.cu_length = BYTE_GET (external->cu_length); | |
4846 | compunit.cu_version = BYTE_GET (external->cu_version); | |
4847 | compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset); | |
4848 | compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size); | |
4849 | ||
4850 | tags = start + sizeof (* external); | |
4851 | start += compunit.cu_length + sizeof (external->cu_length); | |
4852 | ||
4853 | if (compunit.cu_version != 2) | |
4854 | { | |
4855 | warn (_("Only version 2 DWARF debug information is currently supported.\n")); | |
4856 | continue; | |
4857 | } | |
4858 | ||
4859 | printf (_(" Compilation Unit:\n")); | |
4860 | printf (_(" Length: %ld\n"), compunit.cu_length); | |
4861 | printf (_(" Version: %d\n"), compunit.cu_version); | |
4862 | printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset); | |
4863 | printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size); | |
4864 | ||
4865 | if (first_abbrev != NULL) | |
4866 | free_abbrevs (); | |
4867 | ||
4868 | /* Read in the abbrevs used by this compilation unit. */ | |
4869 | ||
4870 | { | |
4871 | Elf32_Internal_Shdr * sec; | |
4872 | unsigned char * begin; | |
4873 | ||
4874 | /* Locate the .debug_abbrev section and process it. */ | |
4875 | for (i = 0, sec = section_headers; | |
4876 | i < elf_header.e_shnum; | |
4877 | i ++, sec ++) | |
4878 | if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0) | |
4879 | break; | |
4880 | ||
4881 | if (i == -1 || sec->sh_size == 0) | |
4882 | { | |
4883 | warn (_("Unable to locate .debug_abbrev section!\n")); | |
4884 | return 0; | |
4885 | } | |
4886 | ||
4887 | GET_DATA_ALLOC (sec->sh_offset, sec->sh_size, begin, unsigned char *, | |
4888 | "debug_abbrev section data"); | |
4889 | ||
4890 | process_abbrev_section (begin + compunit.cu_abbrev_offset, | |
4891 | begin + sec->sh_size); | |
4892 | ||
4893 | free (begin); | |
4894 | } | |
4895 | ||
4896 | level = 0; | |
4897 | while (tags < start) | |
4898 | { | |
4899 | int bytes_read; | |
4900 | int abbrev_number; | |
4901 | abbrev_entry * entry; | |
4902 | abbrev_attr * attr; | |
4903 | ||
4904 | abbrev_number = read_leb128 (tags, & bytes_read, 0); | |
4905 | tags += bytes_read; | |
4906 | ||
4907 | /* A null DIE marks the end of a list of children. */ | |
4908 | if (abbrev_number == 0) | |
4909 | { | |
4910 | --level; | |
4911 | continue; | |
4912 | } | |
4913 | ||
4914 | /* Scan through the abbreviation list until we reach the | |
4915 | correct entry. */ | |
4916 | for (entry = first_abbrev; | |
4917 | entry && entry->entry != abbrev_number; | |
4918 | entry = entry->next) | |
4919 | continue; | |
4920 | ||
4921 | if (entry == NULL) | |
4922 | { | |
4923 | warn (_("Unable to locate entry %d in the abbreviation table\n"), | |
4924 | abbrev_number); | |
4925 | return 0; | |
4926 | } | |
4927 | ||
4928 | printf (_(" <%d><%x>: Abbrev Number: %d (%s)\n"), | |
4929 | level, tags - section_begin - bytes_read, | |
4930 | abbrev_number, | |
4931 | get_TAG_name (entry->tag)); | |
4932 | ||
4933 | for (attr = entry->first_attr; attr; attr = attr->next) | |
4934 | tags = read_and_display_attr (attr->attribute, | |
4935 | attr->form, | |
4936 | tags, | |
4937 | compunit.cu_pointer_size); | |
4938 | ||
4939 | if (entry->children) | |
4940 | ++level; | |
4941 | } | |
4942 | } | |
4943 | ||
4944 | printf ("\n"); | |
4945 | ||
4946 | return 1; | |
4947 | } | |
4948 | ||
4949 | static int | |
4950 | display_debug_aranges (section, start, file) | |
4951 | Elf32_Internal_Shdr * section; | |
4952 | unsigned char * start; | |
4953 | FILE * file; | |
4954 | { | |
4955 | unsigned char * end = start + section->sh_size; | |
4956 | ||
4957 | printf (_("The section %s contains:\n\n"), SECTION_NAME (section)); | |
4958 | ||
4959 | while (start < end) | |
4960 | { | |
4961 | DWARF2_External_ARange * external; | |
4962 | DWARF2_Internal_ARange arange; | |
4963 | unsigned char * ranges; | |
4964 | unsigned long length; | |
4965 | unsigned long address; | |
4966 | ||
4967 | external = (DWARF2_External_ARange *) start; | |
4968 | ||
4969 | arange.ar_length = BYTE_GET (external->ar_length); | |
4970 | arange.ar_version = BYTE_GET (external->ar_version); | |
4971 | arange.ar_info_offset = BYTE_GET (external->ar_info_offset); | |
4972 | arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size); | |
4973 | arange.ar_segment_size = BYTE_GET (external->ar_segment_size); | |
4974 | ||
4975 | printf (_(" Length: %ld\n"), arange.ar_length); | |
4976 | printf (_(" Version: %d\n"), arange.ar_version); | |
4977 | printf (_(" Offset into .debug_info: %lx\n"), arange.ar_info_offset); | |
4978 | printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size); | |
4979 | printf (_(" Segment Size: %d\n"), arange.ar_segment_size); | |
4980 | ||
4981 | printf (_("\n Address Length\n")); | |
4982 | ||
4983 | ranges = start + sizeof (* external); | |
4984 | ||
4985 | for (;;) | |
4986 | { | |
4987 | address = byte_get (ranges, arange.ar_pointer_size); | |
4988 | ||
4989 | if (address == 0) | |
4990 | break; | |
4991 | ||
4992 | ranges += arange.ar_pointer_size; | |
4993 | ||
4994 | length = byte_get (ranges, arange.ar_pointer_size); | |
4995 | ||
4996 | ranges += arange.ar_pointer_size; | |
4997 | ||
4998 | printf (" %8.8lx %lu\n", address, length); | |
4999 | } | |
5000 | ||
5001 | start += arange.ar_length + sizeof (external->ar_length); | |
5002 | } | |
5003 | ||
5004 | printf ("\n"); | |
5005 | ||
5006 | return 1; | |
5007 | } | |
5008 | ||
5009 | ||
5010 | static int | |
5011 | display_debug_not_supported (section, start, file) | |
5012 | Elf32_Internal_Shdr * section; | |
5013 | unsigned char * start; | |
5014 | FILE * file; | |
5015 | { | |
5016 | printf (_("Displaying the debug contents of section %s is not yet supported.\n"), | |
5017 | SECTION_NAME (section)); | |
5018 | ||
5019 | return 1; | |
5020 | } | |
5021 | ||
5022 | /* A structure containing the name of a debug section and a pointer | |
5023 | to a function that can decode it. */ | |
5024 | struct | |
5025 | { | |
5026 | char * name; | |
5027 | int (* display) PARAMS((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
5028 | } | |
5029 | debug_displays[] = | |
5030 | { | |
5031 | { ".debug_info", display_debug_info }, | |
5032 | { ".debug_abbrev", display_debug_abbrev }, | |
5033 | { ".debug_line", display_debug_lines }, | |
5034 | { ".debug_aranges", display_debug_aranges }, | |
5035 | { ".debug_pubnames", display_debug_pubnames }, | |
5036 | { ".debug_macinfo", display_debug_not_supported }, | |
5037 | { ".debug_frame", display_debug_not_supported }, | |
5038 | { ".debug_str", display_debug_not_supported }, | |
5039 | { ".debug_static_func", display_debug_not_supported }, | |
5040 | { ".debug_static_vars", display_debug_not_supported }, | |
5041 | { ".debug_types", display_debug_not_supported }, | |
5042 | { ".debug_weaknames", display_debug_not_supported } | |
5043 | }; | |
5044 | ||
5045 | static int | |
5046 | display_debug_section (section, file) | |
5047 | Elf32_Internal_Shdr * section; | |
5048 | FILE * file; | |
5049 | { | |
5050 | char * name = SECTION_NAME (section); | |
5051 | bfd_size_type length; | |
5052 | unsigned char * start; | |
5053 | int i; | |
5054 | ||
5055 | length = section->sh_size; | |
5056 | if (length == 0) | |
5057 | { | |
5058 | printf (_("\nSection '%s' has no debugging data.\n"), name); | |
5059 | return 0; | |
5060 | } | |
5061 | ||
5062 | GET_DATA_ALLOC (section->sh_offset, length, start, unsigned char *, | |
5063 | "debug section data"); | |
5064 | ||
5065 | /* See if we know how to display the contents of this section. */ | |
5066 | for (i = NUM_ELEM (debug_displays); i--;) | |
5067 | if (strcmp (debug_displays[i].name, name) == 0) | |
5068 | { | |
5069 | debug_displays[i].display (section, start, file); | |
5070 | break; | |
5071 | } | |
5072 | ||
5073 | if (i == -1) | |
5074 | printf (_("Unrecognised debug section: %s\n"), name); | |
5075 | ||
5076 | free (start); | |
5077 | ||
5078 | /* If we loaded in the abbrev section at some point, | |
5079 | we must release it here. */ | |
5080 | if (first_abbrev != NULL) | |
5081 | free_abbrevs (); | |
5082 | ||
5083 | return 1; | |
5084 | } | |
5085 | ||
5086 | static int | |
5087 | process_section_contents (file) | |
5088 | FILE * file; | |
5089 | { | |
5090 | Elf32_Internal_Shdr * section; | |
5091 | unsigned int i; | |
5092 | ||
5093 | if (! do_dump) | |
5094 | return 1; | |
5095 | ||
5096 | for (i = 0, section = section_headers; | |
5097 | i < elf_header.e_shnum | |
5098 | && i < num_dump_sects; | |
5099 | i ++, section ++) | |
5100 | { | |
5101 | #ifdef SUPPORT_DISASSEMBLY | |
5102 | if (dump_sects[i] & DISASS_DUMP) | |
5103 | disassemble_section (section, file); | |
5104 | #endif | |
5105 | if (dump_sects[i] & HEX_DUMP) | |
5106 | dump_section (section, file); | |
5107 | ||
5108 | if (dump_sects[i] & DEBUG_DUMP) | |
5109 | display_debug_section (section, file); | |
5110 | } | |
5111 | ||
5112 | if (i < num_dump_sects) | |
5113 | warn (_("Some sections were not dumped because they do not exist!\n")); | |
5114 | ||
5115 | return 1; | |
5116 | } | |
5117 | ||
5118 | static void | |
5119 | process_mips_fpe_exception (mask) | |
5120 | int mask; | |
5121 | { | |
5122 | if (mask) | |
5123 | { | |
5124 | int first = 1; | |
5125 | if (mask & OEX_FPU_INEX) | |
5126 | fputs ("INEX", stdout), first = 0; | |
5127 | if (mask & OEX_FPU_UFLO) | |
5128 | printf ("%sUFLO", first ? "" : "|"), first = 0; | |
5129 | if (mask & OEX_FPU_OFLO) | |
5130 | printf ("%sOFLO", first ? "" : "|"), first = 0; | |
5131 | if (mask & OEX_FPU_DIV0) | |
5132 | printf ("%sDIV0", first ? "" : "|"), first = 0; | |
5133 | if (mask & OEX_FPU_INVAL) | |
5134 | printf ("%sINVAL", first ? "" : "|"); | |
5135 | } | |
5136 | else | |
5137 | fputs ("0", stdout); | |
5138 | } | |
5139 | ||
5140 | static int | |
5141 | process_mips_specific (file) | |
5142 | FILE *file; | |
5143 | { | |
5144 | Elf_Internal_Dyn *entry; | |
5145 | size_t liblist_offset = 0; | |
5146 | size_t liblistno = 0; | |
5147 | size_t conflictsno = 0; | |
5148 | size_t options_offset = 0; | |
5149 | size_t conflicts_offset = 0; | |
5150 | ||
5151 | /* We have a lot of special sections. Thanks SGI! */ | |
5152 | if (dynamic_segment == NULL) | |
5153 | /* No information available. */ | |
5154 | return 0; | |
5155 | ||
5156 | for (entry = dynamic_segment; entry->d_tag != DT_NULL; ++entry) | |
5157 | switch (entry->d_tag) | |
5158 | { | |
5159 | case DT_MIPS_LIBLIST: | |
5160 | liblist_offset = entry->d_un.d_val - loadaddr; | |
5161 | break; | |
5162 | case DT_MIPS_LIBLISTNO: | |
5163 | liblistno = entry->d_un.d_val; | |
5164 | break; | |
5165 | case DT_MIPS_OPTIONS: | |
5166 | options_offset = entry->d_un.d_val - loadaddr; | |
5167 | break; | |
5168 | case DT_MIPS_CONFLICT: | |
5169 | conflicts_offset = entry->d_un.d_val - loadaddr; | |
5170 | break; | |
5171 | case DT_MIPS_CONFLICTNO: | |
5172 | conflictsno = entry->d_un.d_val; | |
5173 | break; | |
5174 | default: | |
5175 | break; | |
5176 | } | |
5177 | ||
5178 | if (liblist_offset != 0 && liblistno != 0 && do_dynamic) | |
5179 | { | |
5180 | Elf32_External_Lib *elib; | |
5181 | size_t cnt; | |
5182 | ||
5183 | GET_DATA_ALLOC (liblist_offset, liblistno * sizeof (Elf32_External_Lib), | |
5184 | elib, Elf32_External_Lib *, "liblist"); | |
5185 | ||
5186 | printf ("\nSection '.liblist' contains %d entries:\n", liblistno); | |
5187 | fputs (" Library Time Stamp Checksum Version Flags\n", | |
5188 | stdout); | |
5189 | ||
5190 | for (cnt = 0; cnt < liblistno; ++cnt) | |
5191 | { | |
5192 | Elf32_Lib liblist; | |
5193 | time_t time; | |
5194 | char timebuf[20]; | |
5195 | ||
5196 | liblist.l_name = BYTE_GET (elib[cnt].l_name); | |
5197 | time = BYTE_GET (elib[cnt].l_time_stamp); | |
5198 | liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum); | |
5199 | liblist.l_version = BYTE_GET (elib[cnt].l_version); | |
5200 | liblist.l_flags = BYTE_GET (elib[cnt].l_flags); | |
5201 | ||
5202 | strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time)); | |
5203 | ||
5204 | printf ("%3d: %-20s %s %#10lx %-7ld", cnt, | |
5205 | dynamic_strings + liblist.l_name, timebuf, | |
5206 | liblist.l_checksum, liblist.l_version); | |
5207 | ||
5208 | if (liblist.l_flags == 0) | |
5209 | puts (" NONE"); | |
5210 | else | |
5211 | { | |
5212 | static const struct | |
5213 | { | |
5214 | const char *name; | |
5215 | int bit; | |
5216 | } l_flags_vals[] = | |
5217 | { | |
5218 | { " EXACT_MATCH", LL_EXACT_MATCH }, | |
5219 | { " IGNORE_INT_VER", LL_IGNORE_INT_VER }, | |
5220 | { " REQUIRE_MINOR", LL_REQUIRE_MINOR }, | |
5221 | { " EXPORTS", LL_EXPORTS }, | |
5222 | { " DELAY_LOAD", LL_DELAY_LOAD }, | |
5223 | { " DELTA", LL_DELTA } | |
5224 | }; | |
5225 | int flags = liblist.l_flags; | |
5226 | int fcnt; | |
5227 | ||
5228 | for (fcnt = 0; | |
5229 | fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]); | |
5230 | ++fcnt) | |
5231 | if ((flags & l_flags_vals[fcnt].bit) != 0) | |
5232 | { | |
5233 | fputs (l_flags_vals[fcnt].name, stdout); | |
5234 | flags ^= l_flags_vals[fcnt].bit; | |
5235 | } | |
5236 | if (flags != 0) | |
5237 | printf (" %#x", (unsigned int) flags); | |
5238 | ||
5239 | puts (""); | |
5240 | } | |
5241 | } | |
5242 | ||
5243 | free (elib); | |
5244 | } | |
5245 | ||
5246 | if (options_offset != 0) | |
5247 | { | |
5248 | Elf_External_Options *eopt; | |
5249 | Elf_Internal_Shdr *sect = section_headers; | |
5250 | Elf_Internal_Options *iopt; | |
5251 | Elf_Internal_Options *option; | |
5252 | size_t offset; | |
5253 | int cnt; | |
5254 | ||
5255 | /* Find the section header so that we get the size. */ | |
5256 | while (sect->sh_type != SHT_MIPS_OPTIONS) | |
5257 | ++sect; | |
5258 | ||
5259 | GET_DATA_ALLOC (options_offset, sect->sh_size, eopt, | |
5260 | Elf_External_Options *, "options"); | |
5261 | ||
5262 | iopt = (Elf_Internal_Options *) malloc ((sect->sh_size / sizeof (eopt)) | |
5263 | * sizeof (*iopt)); | |
5264 | if (iopt == NULL) | |
5265 | { | |
5266 | error (_("Out of memory")); | |
5267 | return 0; | |
5268 | } | |
5269 | ||
5270 | offset = cnt = 0; | |
5271 | option = iopt; | |
5272 | while (offset < sect->sh_size) | |
5273 | { | |
5274 | Elf_External_Options *eoption; | |
5275 | ||
5276 | eoption = (Elf_External_Options *) ((char *) eopt + offset); | |
5277 | ||
5278 | option->kind = BYTE_GET (eoption->kind); | |
5279 | option->size = BYTE_GET (eoption->size); | |
5280 | option->section = BYTE_GET (eoption->section); | |
5281 | option->info = BYTE_GET (eoption->info); | |
5282 | ||
5283 | offset += option->size; | |
5284 | ++option; | |
5285 | ++cnt; | |
5286 | } | |
5287 | ||
5288 | printf (_("\nSection '%s' contains %d entries:\n"), | |
5289 | string_table + sect->sh_name, cnt); | |
5290 | ||
5291 | option = iopt; | |
5292 | while (cnt-- > 0) | |
5293 | { | |
5294 | size_t len; | |
5295 | ||
5296 | switch (option->kind) | |
5297 | { | |
5298 | case ODK_NULL: | |
5299 | /* This shouldn't happen. */ | |
5300 | printf (" NULL %d %lx", option->section, option->info); | |
5301 | break; | |
5302 | case ODK_REGINFO: | |
5303 | printf (" REGINFO "); | |
5304 | if (elf_header.e_machine == EM_MIPS) | |
5305 | { | |
5306 | /* 32bit form. */ | |
5307 | Elf32_External_RegInfo *ereg; | |
5308 | Elf32_RegInfo reginfo; | |
5309 | ||
5310 | ereg = (Elf32_External_RegInfo *) (option + 1); | |
5311 | reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask); | |
5312 | reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]); | |
5313 | reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]); | |
5314 | reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]); | |
5315 | reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]); | |
5316 | reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value); | |
5317 | ||
5318 | printf ("GPR %08lx GP 0x%lx\n", | |
5319 | reginfo.ri_gprmask, | |
5320 | (unsigned long) reginfo.ri_gp_value); | |
5321 | printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n", | |
5322 | reginfo.ri_cprmask[0], reginfo.ri_cprmask[1], | |
5323 | reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]); | |
5324 | } | |
5325 | else | |
5326 | { | |
5327 | /* 64 bit form. */ | |
5328 | Elf64_External_RegInfo *ereg; | |
5329 | Elf64_Internal_RegInfo reginfo; | |
5330 | ||
5331 | ereg = (Elf64_External_RegInfo *) (option + 1); | |
5332 | reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask); | |
5333 | reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]); | |
5334 | reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]); | |
5335 | reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]); | |
5336 | reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]); | |
5337 | reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value); | |
5338 | ||
5339 | printf ("GPR %08lx GP 0x", | |
5340 | reginfo.ri_gprmask); | |
5341 | printf_vma (reginfo.ri_gp_value); | |
5342 | printf ("\n"); | |
5343 | ||
5344 | printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n", | |
5345 | reginfo.ri_cprmask[0], reginfo.ri_cprmask[1], | |
5346 | reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]); | |
5347 | } | |
5348 | ++option; | |
5349 | continue; | |
5350 | case ODK_EXCEPTIONS: | |
5351 | fputs (" EXCEPTIONS fpe_min(", stdout); | |
5352 | process_mips_fpe_exception (option->info & OEX_FPU_MIN); | |
5353 | fputs (") fpe_max(", stdout); | |
5354 | process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8); | |
5355 | fputs (")", stdout); | |
5356 | ||
5357 | if (option->info & OEX_PAGE0) | |
5358 | fputs (" PAGE0", stdout); | |
5359 | if (option->info & OEX_SMM) | |
5360 | fputs (" SMM", stdout); | |
5361 | if (option->info & OEX_FPDBUG) | |
5362 | fputs (" FPDBUG", stdout); | |
5363 | if (option->info & OEX_DISMISS) | |
5364 | fputs (" DISMISS", stdout); | |
5365 | break; | |
5366 | case ODK_PAD: | |
5367 | fputs (" PAD ", stdout); | |
5368 | if (option->info & OPAD_PREFIX) | |
5369 | fputs (" PREFIX", stdout); | |
5370 | if (option->info & OPAD_POSTFIX) | |
5371 | fputs (" POSTFIX", stdout); | |
5372 | if (option->info & OPAD_SYMBOL) | |
5373 | fputs (" SYMBOL", stdout); | |
5374 | break; | |
5375 | case ODK_HWPATCH: | |
5376 | fputs (" HWPATCH ", stdout); | |
5377 | if (option->info & OHW_R4KEOP) | |
5378 | fputs (" R4KEOP", stdout); | |
5379 | if (option->info & OHW_R8KPFETCH) | |
5380 | fputs (" R8KPFETCH", stdout); | |
5381 | if (option->info & OHW_R5KEOP) | |
5382 | fputs (" R5KEOP", stdout); | |
5383 | if (option->info & OHW_R5KCVTL) | |
5384 | fputs (" R5KCVTL", stdout); | |
5385 | break; | |
5386 | case ODK_FILL: | |
5387 | fputs (" FILL ", stdout); | |
5388 | /* XXX Print content of info word? */ | |
5389 | break; | |
5390 | case ODK_TAGS: | |
5391 | fputs (" TAGS ", stdout); | |
5392 | /* XXX Print content of info word? */ | |
5393 | break; | |
5394 | case ODK_HWAND: | |
5395 | fputs (" HWAND ", stdout); | |
5396 | if (option->info & OHWA0_R4KEOP_CHECKED) | |
5397 | fputs (" R4KEOP_CHECKED", stdout); | |
5398 | if (option->info & OHWA0_R4KEOP_CLEAN) | |
5399 | fputs (" R4KEOP_CLEAN", stdout); | |
5400 | break; | |
5401 | case ODK_HWOR: | |
5402 | fputs (" HWOR ", stdout); | |
5403 | if (option->info & OHWA0_R4KEOP_CHECKED) | |
5404 | fputs (" R4KEOP_CHECKED", stdout); | |
5405 | if (option->info & OHWA0_R4KEOP_CLEAN) | |
5406 | fputs (" R4KEOP_CLEAN", stdout); | |
5407 | break; | |
5408 | case ODK_GP_GROUP: | |
5409 | printf (" GP_GROUP %#06lx self-contained %#06lx", | |
5410 | option->info & OGP_GROUP, | |
5411 | (option->info & OGP_SELF) >> 16); | |
5412 | break; | |
5413 | case ODK_IDENT: | |
5414 | printf (" IDENT %#06lx self-contained %#06lx", | |
5415 | option->info & OGP_GROUP, | |
5416 | (option->info & OGP_SELF) >> 16); | |
5417 | break; | |
5418 | default: | |
5419 | /* This shouldn't happen. */ | |
5420 | printf (" %3d ??? %d %lx", | |
5421 | option->kind, option->section, option->info); | |
5422 | break; | |
5423 | } | |
5424 | ||
5425 | len = sizeof (*eopt); | |
5426 | while (len < option->size) | |
5427 | if (((char *) option)[len] >= ' ' | |
5428 | && ((char *) option)[len] < 0x7f) | |
5429 | printf ("%c", ((char *) option)[len++]); | |
5430 | else | |
5431 | printf ("\\%03o", ((char *) option)[len++]); | |
5432 | ||
5433 | fputs ("\n", stdout); | |
5434 | ++option; | |
5435 | } | |
5436 | ||
5437 | free (eopt); | |
5438 | } | |
5439 | ||
5440 | if (conflicts_offset != 0 && conflictsno != 0) | |
5441 | { | |
5442 | Elf32_External_Conflict *econf32; | |
5443 | Elf64_External_Conflict *econf64; | |
5444 | Elf32_Conflict *iconf; | |
5445 | size_t cnt; | |
5446 | ||
5447 | if (dynamic_symbols == NULL) | |
5448 | { | |
5449 | error (_("conflict list with without table")); | |
5450 | return 0; | |
5451 | } | |
5452 | ||
5453 | iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (*iconf)); | |
5454 | if (iconf == NULL) | |
5455 | { | |
5456 | error (_("Out of memory")); | |
5457 | return 0; | |
5458 | } | |
5459 | ||
5460 | if (binary_class == ELFCLASS32) | |
5461 | { | |
5462 | GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf32), | |
5463 | econf32, Elf32_External_Conflict *, "conflict"); | |
5464 | ||
5465 | for (cnt = 0; cnt < conflictsno; ++cnt) | |
5466 | iconf[cnt] = BYTE_GET (econf32[cnt]); | |
5467 | } | |
5468 | else | |
5469 | { | |
5470 | GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf64), | |
5471 | econf64, Elf64_External_Conflict *, "conflict"); | |
5472 | ||
5473 | for (cnt = 0; cnt < conflictsno; ++cnt) | |
5474 | iconf[cnt] = BYTE_GET (econf64[cnt]); | |
5475 | } | |
5476 | ||
5477 | printf (_("\nSection '.conflict' contains %d entries:\n"), conflictsno); | |
5478 | puts (_(" Num: Index Value Name")); | |
5479 | ||
5480 | for (cnt = 0; cnt < conflictsno; ++cnt) | |
5481 | { | |
5482 | Elf_Internal_Sym *psym = &dynamic_symbols[iconf[cnt]]; | |
5483 | ||
5484 | printf ("%5u: %8lu %#10lx %s\n", | |
5485 | cnt, iconf[cnt], (unsigned long) psym->st_value, | |
5486 | dynamic_strings + psym->st_name); | |
5487 | } | |
5488 | ||
5489 | ||
5490 | free (iconf); | |
5491 | } | |
5492 | ||
5493 | return 1; | |
5494 | } | |
5495 | ||
5496 | static int | |
5497 | process_arch_specific (file) | |
5498 | FILE *file; | |
5499 | { | |
5500 | switch (elf_header.e_machine) | |
5501 | { | |
5502 | case EM_MIPS: | |
5503 | case EM_MIPS_RS4_BE: | |
5504 | return process_mips_specific (file); | |
5505 | break; | |
5506 | default: | |
5507 | break; | |
5508 | } | |
5509 | return 1; | |
5510 | } | |
5511 | ||
5512 | static int | |
5513 | get_file_header (file) | |
5514 | FILE * file; | |
5515 | { | |
5516 | Elf32_External_Ehdr ehdr; | |
5517 | ||
5518 | if (fread (& ehdr, sizeof (ehdr), 1, file) != 1) | |
5519 | return 0; | |
5520 | ||
5521 | memcpy (elf_header.e_ident, ehdr.e_ident, EI_NIDENT); | |
5522 | ||
5523 | if (elf_header.e_ident [EI_DATA] == ELFDATA2LSB) | |
5524 | byte_get = byte_get_little_endian; | |
5525 | else | |
5526 | byte_get = byte_get_big_endian; | |
5527 | ||
5528 | elf_header.e_entry = BYTE_GET (ehdr.e_entry); | |
5529 | elf_header.e_phoff = BYTE_GET (ehdr.e_phoff); | |
5530 | elf_header.e_shoff = BYTE_GET (ehdr.e_shoff); | |
5531 | elf_header.e_version = BYTE_GET (ehdr.e_version); | |
5532 | elf_header.e_flags = BYTE_GET (ehdr.e_flags); | |
5533 | elf_header.e_type = BYTE_GET (ehdr.e_type); | |
5534 | elf_header.e_machine = BYTE_GET (ehdr.e_machine); | |
5535 | elf_header.e_ehsize = BYTE_GET (ehdr.e_ehsize); | |
5536 | elf_header.e_phentsize = BYTE_GET (ehdr.e_phentsize); | |
5537 | elf_header.e_phnum = BYTE_GET (ehdr.e_phnum); | |
5538 | elf_header.e_shentsize = BYTE_GET (ehdr.e_shentsize); | |
5539 | elf_header.e_shnum = BYTE_GET (ehdr.e_shnum); | |
5540 | elf_header.e_shstrndx = BYTE_GET (ehdr.e_shstrndx); | |
5541 | ||
5542 | return 1; | |
5543 | } | |
5544 | ||
5545 | static void | |
5546 | process_file (file_name) | |
5547 | char * file_name; | |
5548 | { | |
5549 | FILE * file; | |
5550 | struct stat statbuf; | |
5551 | unsigned int i; | |
5552 | ||
5553 | if (stat (file_name, & statbuf) < 0) | |
5554 | { | |
5555 | error (_("Cannot stat input file %s.\n"), file_name); | |
5556 | return; | |
5557 | } | |
5558 | ||
5559 | file = fopen (file_name, "rb"); | |
5560 | if (file == NULL) | |
5561 | { | |
5562 | error (_("Input file %s not found.\n"), file_name); | |
5563 | return; | |
5564 | } | |
5565 | ||
5566 | if (! get_file_header (file)) | |
5567 | { | |
5568 | error (_("%s: Failed to read file header\n"), file_name); | |
5569 | fclose (file); | |
5570 | return; | |
5571 | } | |
5572 | ||
5573 | /* Initialise per file variables. */ | |
5574 | for (i = NUM_ELEM (version_info); i--;) | |
5575 | version_info[i] = 0; | |
5576 | ||
5577 | for (i = NUM_ELEM (dynamic_info); i--;) | |
5578 | dynamic_info[i] = 0; | |
5579 | ||
5580 | /* Process the file. */ | |
5581 | if (show_name) | |
5582 | printf (_("\nFile: %s\n"), file_name); | |
5583 | ||
5584 | if (! process_file_header ()) | |
5585 | { | |
5586 | fclose (file); | |
5587 | return; | |
5588 | } | |
5589 | ||
5590 | process_section_headers (file); | |
5591 | ||
5592 | process_program_headers (file); | |
5593 | ||
5594 | process_dynamic_segment (file); | |
5595 | ||
5596 | process_relocs (file); | |
5597 | ||
5598 | process_symbol_table (file); | |
5599 | ||
5600 | process_syminfo (file); | |
5601 | ||
5602 | process_version_sections (file); | |
5603 | ||
5604 | process_section_contents (file); | |
5605 | ||
5606 | process_arch_specific (file); | |
5607 | ||
5608 | fclose (file); | |
5609 | ||
5610 | if (section_headers) | |
5611 | { | |
5612 | free (section_headers); | |
5613 | section_headers = NULL; | |
5614 | } | |
5615 | ||
5616 | if (string_table) | |
5617 | { | |
5618 | free (string_table); | |
5619 | string_table = NULL; | |
5620 | } | |
5621 | ||
5622 | if (dynamic_strings) | |
5623 | { | |
5624 | free (dynamic_strings); | |
5625 | dynamic_strings = NULL; | |
5626 | } | |
5627 | ||
5628 | if (dynamic_symbols) | |
5629 | { | |
5630 | free (dynamic_symbols); | |
5631 | dynamic_symbols = NULL; | |
5632 | } | |
5633 | ||
5634 | if (dynamic_syminfo) | |
5635 | { | |
5636 | free (dynamic_syminfo); | |
5637 | dynamic_syminfo = NULL; | |
5638 | } | |
5639 | } | |
5640 | ||
5641 | #ifdef SUPPORT_DISASSEMBLY | |
5642 | /* Needed by the i386 disassembler. For extra credit, someone could | |
5643 | fix this so that we insert symbolic addresses here, esp for GOT/PLT | |
5644 | symbols */ | |
5645 | ||
5646 | void | |
5647 | print_address (unsigned int addr, FILE * outfile) | |
5648 | { | |
5649 | fprintf (outfile,"0x%8.8x", addr); | |
5650 | } | |
5651 | ||
5652 | /* Needed by the i386 disassembler. */ | |
5653 | void | |
5654 | db_task_printsym (unsigned int addr) | |
5655 | { | |
5656 | print_address (addr, stderr); | |
5657 | } | |
5658 | #endif | |
5659 | ||
5660 | int | |
5661 | main (argc, argv) | |
5662 | int argc; | |
5663 | char ** argv; | |
5664 | { | |
5665 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
5666 | setlocale (LC_MESSAGES, ""); | |
5667 | #endif | |
5668 | bindtextdomain (PACKAGE, LOCALEDIR); | |
5669 | textdomain (PACKAGE); | |
5670 | ||
5671 | parse_args (argc, argv); | |
5672 | ||
5673 | if (optind < (argc - 1)) | |
5674 | show_name = 1; | |
5675 | ||
5676 | while (optind < argc) | |
5677 | process_file (argv [optind ++]); | |
5678 | ||
5679 | if (dump_sects != NULL) | |
5680 | free (dump_sects); | |
5681 | ||
5682 | return 0; | |
5683 | } |