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Remove use of ELF_ST_OTHER.
[deliverable/binutils-gdb.git] / binutils / readelf.c
1 /* readelf.c -- display contents of an ELF format file
2 Copyright (C) 1998, 99, 2000 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 #if __GNUC__ >= 2
31 /* Define BFD64 here, even if our default architecture is 32 bit ELF
32 as this will allow us to read in and parse 64bit and 32bit ELF files.
33 Only do this if we belive that the compiler can support a 64 bit
34 data type. For now we only rely on GCC being able to do this. */
35 #define BFD64
36 #endif
37
38 #include "bfd.h"
39
40 #include "elf/common.h"
41 #include "elf/external.h"
42 #include "elf/internal.h"
43 #include "elf/dwarf2.h"
44
45 /* The following headers use the elf/reloc-macros.h file to
46 automatically generate relocation recognition functions
47 such as elf_mips_reloc_type() */
48
49 #define RELOC_MACROS_GEN_FUNC
50
51 #include "elf/i386.h"
52 #include "elf/v850.h"
53 #include "elf/ppc.h"
54 #include "elf/mips.h"
55 #include "elf/alpha.h"
56 #include "elf/arm.h"
57 #include "elf/m68k.h"
58 #include "elf/sparc.h"
59 #include "elf/m32r.h"
60 #include "elf/d10v.h"
61 #include "elf/d30v.h"
62 #include "elf/sh.h"
63 #include "elf/mn10200.h"
64 #include "elf/mn10300.h"
65 #include "elf/hppa.h"
66 #include "elf/arc.h"
67 #include "elf/fr30.h"
68 #include "elf/mcore.h"
69 #include "elf/i960.h"
70 #include "elf/pj.h"
71
72 #include "bucomm.h"
73 #include "getopt.h"
74
75 #ifdef ANSI_PROTOTYPES
76 #include <stdarg.h>
77 #else
78 #include <varargs.h>
79 #endif
80
81 char * program_name = "readelf";
82 unsigned int dynamic_addr;
83 bfd_size_type dynamic_size;
84 unsigned int rela_addr;
85 unsigned int rela_size;
86 char * dynamic_strings;
87 char * string_table;
88 unsigned long num_dynamic_syms;
89 Elf_Internal_Sym * dynamic_symbols;
90 Elf_Internal_Syminfo * dynamic_syminfo;
91 unsigned long dynamic_syminfo_offset;
92 unsigned int dynamic_syminfo_nent;
93 char program_interpreter [64];
94 int dynamic_info[DT_JMPREL + 1];
95 int version_info[16];
96 int loadaddr = 0;
97 Elf_Internal_Ehdr elf_header;
98 Elf_Internal_Shdr * section_headers;
99 Elf_Internal_Dyn * dynamic_segment;
100 int show_name;
101 int do_dynamic;
102 int do_syms;
103 int do_reloc;
104 int do_sections;
105 int do_segments;
106 int do_using_dynamic;
107 int do_header;
108 int do_dump;
109 int do_version;
110 int do_histogram;
111 int do_debugging;
112 int do_debug_info;
113 int do_debug_abbrevs;
114 int do_debug_lines;
115 int do_debug_pubnames;
116 int do_debug_aranges;
117 int do_arch;
118 int do_notes;
119 int is_32bit_elf;
120
121 /* A dynamic array of flags indicating which sections require dumping. */
122 char * dump_sects = NULL;
123 unsigned int num_dump_sects = 0;
124
125 #define HEX_DUMP (1 << 0)
126 #define DISASS_DUMP (1 << 1)
127 #define DEBUG_DUMP (1 << 2)
128
129 /* How to rpint a vma value. */
130 typedef enum print_mode
131 {
132 HEX,
133 DEC,
134 DEC_5,
135 UNSIGNED,
136 PREFIX_HEX,
137 FULL_HEX,
138 LONG_HEX
139 }
140 print_mode;
141
142 /* Forward declarations for dumb compilers. */
143 static void print_vma PARAMS ((bfd_vma, print_mode));
144 static bfd_vma (* byte_get) PARAMS ((unsigned char *, int));
145 static bfd_vma byte_get_little_endian PARAMS ((unsigned char *, int));
146 static bfd_vma byte_get_big_endian PARAMS ((unsigned char *, int));
147 static const char * get_mips_dynamic_type PARAMS ((unsigned long));
148 static const char * get_sparc64_dynamic_type PARAMS ((unsigned long));
149 static const char * get_parisc_dynamic_type PARAMS ((unsigned long));
150 static const char * get_dynamic_type PARAMS ((unsigned long));
151 static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, unsigned long, char *, int));
152 static char * get_file_type PARAMS ((unsigned));
153 static char * get_machine_name PARAMS ((unsigned));
154 static char * get_machine_flags PARAMS ((unsigned, unsigned));
155 static const char * get_mips_segment_type PARAMS ((unsigned long));
156 static const char * get_parisc_segment_type PARAMS ((unsigned long));
157 static const char * get_segment_type PARAMS ((unsigned long));
158 static const char * get_mips_section_type_name PARAMS ((unsigned int));
159 static const char * get_parisc_section_type_name PARAMS ((unsigned int));
160 static const char * get_section_type_name PARAMS ((unsigned int));
161 static const char * get_symbol_binding PARAMS ((unsigned int));
162 static const char * get_symbol_type PARAMS ((unsigned int));
163 static const char * get_symbol_visibility PARAMS ((unsigned int));
164 static const char * get_symbol_index_type PARAMS ((unsigned int));
165 static const char * get_dynamic_flags PARAMS ((bfd_vma));
166 static void usage PARAMS ((void));
167 static void parse_args PARAMS ((int, char **));
168 static int process_file_header PARAMS ((void));
169 static int process_program_headers PARAMS ((FILE *));
170 static int process_section_headers PARAMS ((FILE *));
171 static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *));
172 static void dynamic_segment_parisc_val PARAMS ((Elf_Internal_Dyn *));
173 static int process_dynamic_segment PARAMS ((FILE *));
174 static int process_symbol_table PARAMS ((FILE *));
175 static int process_section_contents PARAMS ((FILE *));
176 static void process_file PARAMS ((char *));
177 static int process_relocs PARAMS ((FILE *));
178 static int process_version_sections PARAMS ((FILE *));
179 static char * get_ver_flags PARAMS ((unsigned int));
180 static int get_32bit_section_headers PARAMS ((FILE *));
181 static int get_64bit_section_headers PARAMS ((FILE *));
182 static int get_32bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
183 static int get_64bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
184 static int get_file_header PARAMS ((FILE *));
185 static Elf_Internal_Sym * get_32bit_elf_symbols PARAMS ((FILE *, unsigned long, unsigned long));
186 static Elf_Internal_Sym * get_64bit_elf_symbols PARAMS ((FILE *, unsigned long, unsigned long));
187 static int * get_dynamic_data PARAMS ((FILE *, unsigned int));
188 static int get_32bit_dynamic_segment PARAMS ((FILE *));
189 static int get_64bit_dynamic_segment PARAMS ((FILE *));
190 #ifdef SUPPORT_DISASSEMBLY
191 static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
192 #endif
193 static int dump_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
194 static int display_debug_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
195 static int display_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
196 static int display_debug_not_supported PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
197 static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
198 static int display_debug_abbrev PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
199 static int display_debug_aranges PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
200 static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *));
201 static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int));
202 static int process_extended_line_op PARAMS ((unsigned char *, int, int));
203 static void reset_state_machine PARAMS ((int));
204 static char * get_TAG_name PARAMS ((unsigned long));
205 static char * get_AT_name PARAMS ((unsigned long));
206 static char * get_FORM_name PARAMS ((unsigned long));
207 static void free_abbrevs PARAMS ((void));
208 static void add_abbrev PARAMS ((unsigned long, unsigned long, int));
209 static void add_abbrev_attr PARAMS ((unsigned long, unsigned long));
210 static unsigned char * read_and_display_attr PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long));
211 static unsigned char * display_block PARAMS ((unsigned char *, unsigned long));
212 static void decode_location_expression PARAMS ((unsigned char *, unsigned int));
213 static void request_dump PARAMS ((unsigned int, char));
214 static const char * get_elf_class PARAMS ((unsigned char));
215 static const char * get_data_encoding PARAMS ((unsigned char));
216 static const char * get_osabi_name PARAMS ((unsigned char));
217 static int guess_is_rela PARAMS ((unsigned long));
218 static char * get_note_type PARAMS ((unsigned int));
219 static int process_note PARAMS ((Elf32_Internal_Note *));
220 static int process_corefile_note_segment PARAMS ((FILE *, bfd_vma, bfd_vma));
221 static int process_corefile_note_segments PARAMS ((FILE *));
222 static int process_corefile_contents PARAMS ((FILE *));
223
224 typedef int Elf32_Word;
225
226 #ifndef TRUE
227 #define TRUE 1
228 #define FALSE 0
229 #endif
230 #define UNKNOWN -1
231
232 #define SECTION_NAME(X) (string_table + (X)->sh_name)
233
234 #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
235
236 #define BYTE_GET(field) byte_get (field, sizeof (field))
237
238 /* If we can support a 64 bit data type then BFD64 should be defined
239 and sizeof (bfd_vma) == 8. In this case when translating from an
240 external 8 byte field to an internal field, we can assume that the
241 internal field is also 8 bytes wide and so we can extact all the data.
242 If, however, BFD64 is not defined, then we must assume that the
243 internal data structure only has 4 byte wide fields that are the
244 equivalent of the 8 byte wide external counterparts, and so we must
245 truncate the data. */
246 #ifdef BFD64
247 #define BYTE_GET8(field) byte_get (field, -8)
248 #else
249 #define BYTE_GET8(field) byte_get (field, 8)
250 #endif
251
252 #define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
253
254 #define GET_DATA_ALLOC(offset, size, var, type, reason) \
255 if (fseek (file, offset, SEEK_SET)) \
256 { \
257 error (_("Unable to seek to start of %s at %x\n"), reason, offset); \
258 return 0; \
259 } \
260 \
261 var = (type) malloc (size); \
262 \
263 if (var == NULL) \
264 { \
265 error (_("Out of memory allocating %d bytes for %s\n"), size, reason); \
266 return 0; \
267 } \
268 \
269 if (fread (var, size, 1, file) != 1) \
270 { \
271 error (_("Unable to read in %d bytes of %s\n"), size, reason); \
272 free (var); \
273 var = NULL; \
274 return 0; \
275 }
276
277
278 #define GET_DATA(offset, var, reason) \
279 if (fseek (file, offset, SEEK_SET)) \
280 { \
281 error (_("Unable to seek to %x for %s\n"), offset, reason); \
282 return 0; \
283 } \
284 else if (fread (& var, sizeof (var), 1, file) != 1) \
285 { \
286 error (_("Unable to read data at %x for %s\n"), offset, reason); \
287 return 0; \
288 }
289
290 #define GET_ELF_SYMBOLS(file, offset, size) \
291 (is_32bit_elf ? get_32bit_elf_symbols (file, offset, size) \
292 : get_64bit_elf_symbols (file, offset, size))
293
294
295 #ifdef ANSI_PROTOTYPES
296 static void
297 error (const char * message, ...)
298 {
299 va_list args;
300
301 fprintf (stderr, _("%s: Error: "), program_name);
302 va_start (args, message);
303 vfprintf (stderr, message, args);
304 va_end (args);
305 return;
306 }
307
308 static void
309 warn (const char * message, ...)
310 {
311 va_list args;
312
313 fprintf (stderr, _("%s: Warning: "), program_name);
314 va_start (args, message);
315 vfprintf (stderr, message, args);
316 va_end (args);
317 return;
318 }
319 #else
320 static void
321 error (va_alist)
322 va_dcl
323 {
324 char * message;
325 va_list args;
326
327 fprintf (stderr, _("%s: Error: "), program_name);
328 va_start (args);
329 message = va_arg (args, char *);
330 vfprintf (stderr, message, args);
331 va_end (args);
332 return;
333 }
334
335 static void
336 warn (va_alist)
337 va_dcl
338 {
339 char * message;
340 va_list args;
341
342 fprintf (stderr, _("%s: Warning: "), program_name);
343 va_start (args);
344 message = va_arg (args, char *);
345 vfprintf (stderr, message, args);
346 va_end (args);
347 return;
348 }
349 #endif
350
351 static bfd_vma
352 byte_get_little_endian (field, size)
353 unsigned char * field;
354 int size;
355 {
356 switch (size)
357 {
358 case 1:
359 return * field;
360
361 case 2:
362 return ((unsigned int) (field [0]))
363 | (((unsigned int) (field [1])) << 8);
364
365 case 8:
366 /* We want to extract data from an 8 byte wide field and
367 place it into a 4 byte wide field. Since this is a little
368 endian source we can juts use the 4 byte extraction code. */
369 /* Fall through. */
370 case 4:
371 return ((unsigned long) (field [0]))
372 | (((unsigned long) (field [1])) << 8)
373 | (((unsigned long) (field [2])) << 16)
374 | (((unsigned long) (field [3])) << 24);
375
376 #ifdef BFD64
377 case -8:
378 /* This is a special case, generated by the BYTE_GET8 macro.
379 It means that we are loading an 8 byte value from a field
380 in an external structure into an 8 byte value in a field
381 in an internal strcuture. */
382 return ((bfd_vma) (field [0]))
383 | (((bfd_vma) (field [1])) << 8)
384 | (((bfd_vma) (field [2])) << 16)
385 | (((bfd_vma) (field [3])) << 24)
386 | (((bfd_vma) (field [4])) << 32)
387 | (((bfd_vma) (field [5])) << 40)
388 | (((bfd_vma) (field [6])) << 48)
389 | (((bfd_vma) (field [7])) << 56);
390 #endif
391 default:
392 error (_("Unhandled data length: %d\n"), size);
393 abort ();
394 }
395 }
396
397 /* Print a VMA value. */
398 static void
399 print_vma (vma, mode)
400 bfd_vma vma;
401 print_mode mode;
402 {
403 #ifdef BFD64
404 if (is_32bit_elf)
405 #endif
406 {
407 switch (mode)
408 {
409 case FULL_HEX: printf ("0x"); /* drop through */
410 case LONG_HEX: printf ("%8.8lx", (unsigned long) vma); break;
411 case PREFIX_HEX: printf ("0x"); /* drop through */
412 case HEX: printf ("%lx", (unsigned long) vma); break;
413 case DEC: printf ("%ld", (unsigned long) vma); break;
414 case DEC_5: printf ("%5ld", (long) vma); break;
415 case UNSIGNED: printf ("%lu", (unsigned long) vma); break;
416 }
417 }
418 #ifdef BFD64
419 else
420 {
421 switch (mode)
422 {
423 case FULL_HEX:
424 printf ("0x");
425 /* drop through */
426
427 case LONG_HEX:
428 printf_vma (vma);
429 break;
430
431 case PREFIX_HEX:
432 printf ("0x");
433 /* drop through */
434
435 case HEX:
436 #if BFD_HOST_64BIT_LONG
437 printf ("%lx", vma);
438 #else
439 if (_bfd_int64_high (vma))
440 printf ("%lx%lx", _bfd_int64_high (vma), _bfd_int64_low (vma));
441 else
442 printf ("%lx", _bfd_int64_low (vma));
443 #endif
444 break;
445
446 case DEC:
447 #if BFD_HOST_64BIT_LONG
448 printf ("%ld", vma);
449 #else
450 if (_bfd_int64_high (vma))
451 /* ugg */
452 printf ("++%ld", _bfd_int64_low (vma));
453 else
454 printf ("%ld", _bfd_int64_low (vma));
455 #endif
456 break;
457
458 case DEC_5:
459 #if BFD_HOST_64BIT_LONG
460 printf ("%5ld", vma);
461 #else
462 if (_bfd_int64_high (vma))
463 /* ugg */
464 printf ("++%ld", _bfd_int64_low (vma));
465 else
466 printf ("%5ld", _bfd_int64_low (vma));
467 #endif
468 break;
469
470 case UNSIGNED:
471 #if BFD_HOST_64BIT_LONG
472 printf ("%lu", vma);
473 #else
474 if (_bfd_int64_high (vma))
475 /* ugg */
476 printf ("++%lu", _bfd_int64_low (vma));
477 else
478 printf ("%lu", _bfd_int64_low (vma));
479 #endif
480 break;
481 }
482 }
483 #endif
484 }
485
486 static bfd_vma
487 byte_get_big_endian (field, size)
488 unsigned char * field;
489 int size;
490 {
491 switch (size)
492 {
493 case 1:
494 return * field;
495
496 case 2:
497 return ((unsigned int) (field [1])) | (((int) (field [0])) << 8);
498
499 case 4:
500 return ((unsigned long) (field [3]))
501 | (((unsigned long) (field [2])) << 8)
502 | (((unsigned long) (field [1])) << 16)
503 | (((unsigned long) (field [0])) << 24);
504
505 case 8:
506 /* Although we are extracing data from an 8 byte wide field, we
507 are returning only 4 bytes of data. */
508 return ((unsigned long) (field [7]))
509 | (((unsigned long) (field [6])) << 8)
510 | (((unsigned long) (field [5])) << 16)
511 | (((unsigned long) (field [4])) << 24);
512
513 #ifdef BFD64
514 case -8:
515 /* This is a special case, generated by the BYTE_GET8 macro.
516 It means that we are loading an 8 byte value from a field
517 in an external structure into an 8 byte value in a field
518 in an internal strcuture. */
519 return ((bfd_vma) (field [7]))
520 | (((bfd_vma) (field [6])) << 8)
521 | (((bfd_vma) (field [5])) << 16)
522 | (((bfd_vma) (field [4])) << 24)
523 | (((bfd_vma) (field [3])) << 32)
524 | (((bfd_vma) (field [2])) << 40)
525 | (((bfd_vma) (field [1])) << 48)
526 | (((bfd_vma) (field [0])) << 56);
527 #endif
528
529 default:
530 error (_("Unhandled data length: %d\n"), size);
531 abort ();
532 }
533 }
534
535
536 /* Guess the relocation sized based on the sized commonly used by the specific machine. */
537 static int
538 guess_is_rela (e_machine)
539 unsigned long e_machine;
540 {
541 switch (e_machine)
542 {
543 /* Targets that use REL relocations. */
544 case EM_ARM:
545 case EM_386:
546 case EM_486:
547 case EM_960:
548 case EM_CYGNUS_M32R:
549 case EM_CYGNUS_D10V:
550 case EM_MIPS:
551 case EM_MIPS_RS4_BE:
552 return FALSE;
553
554 /* Targets that use RELA relocations. */
555 case EM_68K:
556 case EM_SPARC32PLUS:
557 case EM_SPARCV9:
558 case EM_SPARC:
559 case EM_PPC:
560 case EM_CYGNUS_V850:
561 case EM_CYGNUS_D30V:
562 case EM_CYGNUS_MN10200:
563 case EM_CYGNUS_MN10300:
564 case EM_CYGNUS_FR30:
565 case EM_SH:
566 case EM_ALPHA:
567 case EM_MCORE:
568 return TRUE;
569
570 case EM_MMA:
571 case EM_PCP:
572 case EM_NCPU:
573 case EM_NDR1:
574 case EM_STARCORE:
575 case EM_ME16:
576 case EM_ST100:
577 case EM_TINYJ:
578 case EM_FX66:
579 case EM_ST9PLUS:
580 case EM_ST7:
581 case EM_68HC16:
582 case EM_68HC11:
583 case EM_68HC08:
584 case EM_68HC05:
585 case EM_SVX:
586 case EM_ST19:
587 case EM_VAX:
588 default:
589 warn (_("Don't know about relocations on this machine architecture\n"));
590 return FALSE;
591 }
592 }
593
594 /* Display the contents of the relocation data found at the specified offset. */
595 static int
596 dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela)
597 FILE * file;
598 unsigned long rel_offset;
599 unsigned long rel_size;
600 Elf_Internal_Sym * symtab;
601 unsigned long nsyms;
602 char * strtab;
603 int is_rela;
604 {
605 unsigned int i;
606 Elf_Internal_Rel * rels;
607 Elf_Internal_Rela * relas;
608
609
610 if (is_rela == UNKNOWN)
611 is_rela = guess_is_rela (elf_header.e_machine);
612
613 if (is_rela)
614 {
615 if (is_32bit_elf)
616 {
617 Elf32_External_Rela * erelas;
618
619 GET_DATA_ALLOC (rel_offset, rel_size, erelas,
620 Elf32_External_Rela *, "relocs");
621
622 rel_size = rel_size / sizeof (Elf32_External_Rela);
623
624 relas = (Elf_Internal_Rela *)
625 malloc (rel_size * sizeof (Elf_Internal_Rela));
626
627 if (relas == NULL)
628 {
629 error(_("out of memory parsing relocs"));
630 return 0;
631 }
632
633 for (i = 0; i < rel_size; i++)
634 {
635 relas[i].r_offset = BYTE_GET (erelas[i].r_offset);
636 relas[i].r_info = BYTE_GET (erelas[i].r_info);
637 relas[i].r_addend = BYTE_GET (erelas[i].r_addend);
638 }
639
640 free (erelas);
641
642 rels = (Elf_Internal_Rel *) relas;
643 }
644 else
645 {
646 Elf64_External_Rela * erelas;
647
648 GET_DATA_ALLOC (rel_offset, rel_size, erelas,
649 Elf64_External_Rela *, "relocs");
650
651 rel_size = rel_size / sizeof (Elf64_External_Rela);
652
653 relas = (Elf_Internal_Rela *)
654 malloc (rel_size * sizeof (Elf_Internal_Rela));
655
656 if (relas == NULL)
657 {
658 error(_("out of memory parsing relocs"));
659 return 0;
660 }
661
662 for (i = 0; i < rel_size; i++)
663 {
664 relas[i].r_offset = BYTE_GET8 (erelas[i].r_offset);
665 relas[i].r_info = BYTE_GET8 (erelas[i].r_info);
666 relas[i].r_addend = BYTE_GET8 (erelas[i].r_addend);
667 }
668
669 free (erelas);
670
671 rels = (Elf_Internal_Rel *) relas;
672 }
673 }
674 else
675 {
676 if (is_32bit_elf)
677 {
678 Elf32_External_Rel * erels;
679
680 GET_DATA_ALLOC (rel_offset, rel_size, erels,
681 Elf32_External_Rel *, "relocs");
682
683 rel_size = rel_size / sizeof (Elf32_External_Rel);
684
685 rels = (Elf_Internal_Rel *)
686 malloc (rel_size * sizeof (Elf_Internal_Rel));
687
688 if (rels == NULL)
689 {
690 error(_("out of memory parsing relocs"));
691 return 0;
692 }
693
694 for (i = 0; i < rel_size; i++)
695 {
696 rels[i].r_offset = BYTE_GET (erels[i].r_offset);
697 rels[i].r_info = BYTE_GET (erels[i].r_info);
698 }
699
700 free (erels);
701
702 relas = (Elf_Internal_Rela *) rels;
703 }
704 else
705 {
706 Elf64_External_Rel * erels;
707
708 GET_DATA_ALLOC (rel_offset, rel_size, erels,
709 Elf64_External_Rel *, "relocs");
710
711 rel_size = rel_size / sizeof (Elf64_External_Rel);
712
713 rels = (Elf_Internal_Rel *)
714 malloc (rel_size * sizeof (Elf_Internal_Rel));
715
716 if (rels == NULL)
717 {
718 error(_("out of memory parsing relocs"));
719 return 0;
720 }
721
722 for (i = 0; i < rel_size; i++)
723 {
724 rels[i].r_offset = BYTE_GET8 (erels[i].r_offset);
725 rels[i].r_info = BYTE_GET8 (erels[i].r_info);
726 }
727
728 free (erels);
729
730 relas = (Elf_Internal_Rela *) rels;
731 }
732 }
733
734 if (is_rela)
735 printf
736 (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n"));
737 else
738 printf
739 (_(" Offset Info Type Symbol's Value Symbol's Name\n"));
740
741 for (i = 0; i < rel_size; i++)
742 {
743 const char * rtype;
744 bfd_vma offset;
745 bfd_vma info;
746 bfd_vma symtab_index;
747 bfd_vma type;
748
749 if (is_rela)
750 {
751 offset = relas [i].r_offset;
752 info = relas [i].r_info;
753 }
754 else
755 {
756 offset = rels [i].r_offset;
757 info = rels [i].r_info;
758 }
759
760 if (is_32bit_elf)
761 {
762 type = ELF32_R_TYPE (info);
763 symtab_index = ELF32_R_SYM (info);
764 }
765 else
766 {
767 if (elf_header.e_machine == EM_SPARCV9)
768 type = ELF64_R_TYPE_ID (info);
769 else
770 type = ELF64_R_TYPE (info);
771 /* The #ifdef BFD64 below is to prevent a compile time warning.
772 We know that if we do not have a 64 bit data type that we
773 will never execute this code anyway. */
774 #ifdef BFD64
775 symtab_index = ELF64_R_SYM (info);
776 #endif
777 }
778
779 #ifdef _bfd_int64_low
780 printf (" %8.8lx %5.5lx ", _bfd_int64_low (offset), _bfd_int64_low (info));
781 #else
782 printf (" %8.8lx %5.5lx ", offset, info);
783 #endif
784
785 switch (elf_header.e_machine)
786 {
787 default:
788 rtype = NULL;
789 break;
790
791 case EM_CYGNUS_M32R:
792 rtype = elf_m32r_reloc_type (type);
793 break;
794
795 case EM_386:
796 case EM_486:
797 rtype = elf_i386_reloc_type (type);
798 break;
799
800 case EM_68K:
801 rtype = elf_m68k_reloc_type (type);
802 break;
803
804 case EM_960:
805 rtype = elf_i960_reloc_type (type);
806 break;
807
808 case EM_OLD_SPARCV9:
809 case EM_SPARC32PLUS:
810 case EM_SPARCV9:
811 case EM_SPARC:
812 rtype = elf_sparc_reloc_type (type);
813 break;
814
815 case EM_CYGNUS_V850:
816 rtype = v850_reloc_type (type);
817 break;
818
819 case EM_CYGNUS_D10V:
820 rtype = elf_d10v_reloc_type (type);
821 break;
822
823 case EM_CYGNUS_D30V:
824 rtype = elf_d30v_reloc_type (type);
825 break;
826
827 case EM_SH:
828 rtype = elf_sh_reloc_type (type);
829 break;
830
831 case EM_CYGNUS_MN10300:
832 rtype = elf_mn10300_reloc_type (type);
833 break;
834
835 case EM_CYGNUS_MN10200:
836 rtype = elf_mn10200_reloc_type (type);
837 break;
838
839 case EM_CYGNUS_FR30:
840 rtype = elf_fr30_reloc_type (type);
841 break;
842
843 case EM_MCORE:
844 rtype = elf_mcore_reloc_type (type);
845 break;
846
847 case EM_PPC:
848 rtype = elf_ppc_reloc_type (type);
849 break;
850
851 case EM_MIPS:
852 case EM_MIPS_RS4_BE:
853 rtype = elf_mips_reloc_type (type);
854 break;
855
856 case EM_ALPHA:
857 rtype = elf_alpha_reloc_type (type);
858 break;
859
860 case EM_ARM:
861 rtype = elf_arm_reloc_type (type);
862 break;
863
864 case EM_CYGNUS_ARC:
865 rtype = elf_arc_reloc_type (type);
866 break;
867
868 case EM_PARISC:
869 rtype = elf_hppa_reloc_type (type);
870 break;
871
872 case EM_PJ:
873 rtype = elf_pj_reloc_type (type);
874 break;
875 }
876
877 if (rtype == NULL)
878 #ifdef _bfd_int64_low
879 printf (_("unrecognised: %-7lx"), _bfd_int64_low (type));
880 #else
881 printf (_("unrecognised: %-7lx"), type);
882 #endif
883 else
884 printf ("%-21.21s", rtype);
885
886 if (symtab_index)
887 {
888 if (symtab != NULL)
889 {
890 if (symtab_index >= nsyms)
891 printf (" bad symbol index: %08lx", (unsigned long) symtab_index);
892 else
893 {
894 Elf_Internal_Sym * psym;
895
896 psym = symtab + symtab_index;
897
898 printf (" ");
899 print_vma (psym->st_value, LONG_HEX);
900 printf (" ");
901
902 if (psym->st_name == 0)
903 printf ("%-25.25s",
904 SECTION_NAME (section_headers + psym->st_shndx));
905 else if (strtab == NULL)
906 printf (_("<string table index %3ld>"), psym->st_name);
907 else
908 printf ("%-25.25s", strtab + psym->st_name);
909
910 if (is_rela)
911 printf (" + %lx", (unsigned long) relas [i].r_addend);
912 }
913 }
914 }
915 else if (is_rela)
916 {
917 printf ("%*c", is_32bit_elf ? 34 : 26, ' ');
918 print_vma (relas[i].r_addend, LONG_HEX);
919 }
920
921 if (elf_header.e_machine == EM_SPARCV9
922 && !strcmp (rtype, "R_SPARC_OLO10"))
923 printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (info));
924
925 putchar ('\n');
926 }
927
928 free (relas);
929
930 return 1;
931 }
932
933 static const char *
934 get_mips_dynamic_type (type)
935 unsigned long type;
936 {
937 switch (type)
938 {
939 case DT_MIPS_RLD_VERSION: return "MIPS_RLD_VERSION";
940 case DT_MIPS_TIME_STAMP: return "MIPS_TIME_STAMP";
941 case DT_MIPS_ICHECKSUM: return "MIPS_ICHECKSUM";
942 case DT_MIPS_IVERSION: return "MIPS_IVERSION";
943 case DT_MIPS_FLAGS: return "MIPS_FLAGS";
944 case DT_MIPS_BASE_ADDRESS: return "MIPS_BASE_ADDRESS";
945 case DT_MIPS_MSYM: return "MIPS_MSYM";
946 case DT_MIPS_CONFLICT: return "MIPS_CONFLICT";
947 case DT_MIPS_LIBLIST: return "MIPS_LIBLIST";
948 case DT_MIPS_LOCAL_GOTNO: return "MIPS_LOCAL_GOTNO";
949 case DT_MIPS_CONFLICTNO: return "MIPS_CONFLICTNO";
950 case DT_MIPS_LIBLISTNO: return "MIPS_LIBLISTNO";
951 case DT_MIPS_SYMTABNO: return "MIPS_SYMTABNO";
952 case DT_MIPS_UNREFEXTNO: return "MIPS_UNREFEXTNO";
953 case DT_MIPS_GOTSYM: return "MIPS_GOTSYM";
954 case DT_MIPS_HIPAGENO: return "MIPS_HIPAGENO";
955 case DT_MIPS_RLD_MAP: return "MIPS_RLD_MAP";
956 case DT_MIPS_DELTA_CLASS: return "MIPS_DELTA_CLASS";
957 case DT_MIPS_DELTA_CLASS_NO: return "MIPS_DELTA_CLASS_NO";
958 case DT_MIPS_DELTA_INSTANCE: return "MIPS_DELTA_INSTANCE";
959 case DT_MIPS_DELTA_INSTANCE_NO: return "MIPS_DELTA_INSTANCE_NO";
960 case DT_MIPS_DELTA_RELOC: return "MIPS_DELTA_RELOC";
961 case DT_MIPS_DELTA_RELOC_NO: return "MIPS_DELTA_RELOC_NO";
962 case DT_MIPS_DELTA_SYM: return "MIPS_DELTA_SYM";
963 case DT_MIPS_DELTA_SYM_NO: return "MIPS_DELTA_SYM_NO";
964 case DT_MIPS_DELTA_CLASSSYM: return "MIPS_DELTA_CLASSSYM";
965 case DT_MIPS_DELTA_CLASSSYM_NO: return "MIPS_DELTA_CLASSSYM_NO";
966 case DT_MIPS_CXX_FLAGS: return "MIPS_CXX_FLAGS";
967 case DT_MIPS_PIXIE_INIT: return "MIPS_PIXIE_INIT";
968 case DT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
969 case DT_MIPS_LOCALPAGE_GOTIDX: return "MIPS_LOCALPAGE_GOTIDX";
970 case DT_MIPS_LOCAL_GOTIDX: return "MIPS_LOCAL_GOTIDX";
971 case DT_MIPS_HIDDEN_GOTIDX: return "MIPS_HIDDEN_GOTIDX";
972 case DT_MIPS_PROTECTED_GOTIDX: return "MIPS_PROTECTED_GOTIDX";
973 case DT_MIPS_OPTIONS: return "MIPS_OPTIONS";
974 case DT_MIPS_INTERFACE: return "MIPS_INTERFACE";
975 case DT_MIPS_DYNSTR_ALIGN: return "MIPS_DYNSTR_ALIGN";
976 case DT_MIPS_INTERFACE_SIZE: return "MIPS_INTERFACE_SIZE";
977 case DT_MIPS_RLD_TEXT_RESOLVE_ADDR: return "MIPS_RLD_TEXT_RESOLVE_ADDR";
978 case DT_MIPS_PERF_SUFFIX: return "MIPS_PERF_SUFFIX";
979 case DT_MIPS_COMPACT_SIZE: return "MIPS_COMPACT_SIZE";
980 case DT_MIPS_GP_VALUE: return "MIPS_GP_VALUE";
981 case DT_MIPS_AUX_DYNAMIC: return "MIPS_AUX_DYNAMIC";
982 default:
983 return NULL;
984 }
985 }
986
987 static const char *
988 get_sparc64_dynamic_type (type)
989 unsigned long type;
990 {
991 switch (type)
992 {
993 case DT_SPARC_REGISTER: return "SPARC_REGISTER";
994 default:
995 return NULL;
996 }
997 }
998
999 static const char *
1000 get_parisc_dynamic_type (type)
1001 unsigned long type;
1002 {
1003 switch (type)
1004 {
1005 case DT_HP_LOAD_MAP: return "HP_LOAD_MAP";
1006 case DT_HP_DLD_FLAGS: return "HP_DLD_FLAGS";
1007 case DT_HP_DLD_HOOK: return "HP_DLD_HOOK";
1008 case DT_HP_UX10_INIT: return "HP_UX10_INIT";
1009 case DT_HP_UX10_INITSZ: return "HP_UX10_INITSZ";
1010 case DT_HP_PREINIT: return "HP_PREINIT";
1011 case DT_HP_PREINITSZ: return "HP_PREINITSZ";
1012 case DT_HP_NEEDED: return "HP_NEEDED";
1013 case DT_HP_TIME_STAMP: return "HP_TIME_STAMP";
1014 case DT_HP_CHECKSUM: return "HP_CHECKSUM";
1015 case DT_HP_GST_SIZE: return "HP_GST_SIZE";
1016 case DT_HP_GST_VERSION: return "HP_GST_VERSION";
1017 case DT_HP_GST_HASHVAL: return "HP_GST_HASHVAL";
1018 default:
1019 return NULL;
1020 }
1021 }
1022
1023 static const char *
1024 get_dynamic_type (type)
1025 unsigned long type;
1026 {
1027 static char buff [32];
1028
1029 switch (type)
1030 {
1031 case DT_NULL: return "NULL";
1032 case DT_NEEDED: return "NEEDED";
1033 case DT_PLTRELSZ: return "PLTRELSZ";
1034 case DT_PLTGOT: return "PLTGOT";
1035 case DT_HASH: return "HASH";
1036 case DT_STRTAB: return "STRTAB";
1037 case DT_SYMTAB: return "SYMTAB";
1038 case DT_RELA: return "RELA";
1039 case DT_RELASZ: return "RELASZ";
1040 case DT_RELAENT: return "RELAENT";
1041 case DT_STRSZ: return "STRSZ";
1042 case DT_SYMENT: return "SYMENT";
1043 case DT_INIT: return "INIT";
1044 case DT_FINI: return "FINI";
1045 case DT_SONAME: return "SONAME";
1046 case DT_RPATH: return "RPATH";
1047 case DT_SYMBOLIC: return "SYMBOLIC";
1048 case DT_REL: return "REL";
1049 case DT_RELSZ: return "RELSZ";
1050 case DT_RELENT: return "RELENT";
1051 case DT_PLTREL: return "PLTREL";
1052 case DT_DEBUG: return "DEBUG";
1053 case DT_TEXTREL: return "TEXTREL";
1054 case DT_JMPREL: return "JMPREL";
1055 case DT_BIND_NOW: return "BIND_NOW";
1056 case DT_INIT_ARRAY: return "INIT_ARRAY";
1057 case DT_FINI_ARRAY: return "FINI_ARRAY";
1058 case DT_INIT_ARRAYSZ: return "INIT_ARRAYSZ";
1059 case DT_FINI_ARRAYSZ: return "FINI_ARRAYSZ";
1060 case DT_RUNPATH: return "RUNPATH";
1061 case DT_FLAGS: return "FLAGS";
1062
1063 case DT_PREINIT_ARRAY: return "PREINIT_ARRAY";
1064 case DT_PREINIT_ARRAYSZ: return "PREINIT_ARRAYSZ";
1065
1066 case DT_PLTPADSZ: return "PLTPADSZ";
1067 case DT_MOVEENT: return "MOVEENT";
1068 case DT_MOVESZ: return "MOVESZ";
1069 case DT_FEATURE_1: return "FEATURE_1";
1070 case DT_POSFLAG_1: return "POSFLAG_1";
1071 case DT_SYMINSZ: return "SYMINSZ";
1072 case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */
1073
1074 case DT_ADDRRNGLO: return "ADDRRNGLO";
1075 case DT_SYMINFO: return "SYMINFO"; /* aka ADDRRNGHI */
1076
1077 case DT_VERSYM: return "VERSYM";
1078
1079 case DT_RELACOUNT: return "RELACOUNT";
1080 case DT_RELCOUNT: return "RELCOUNT";
1081 case DT_FLAGS_1: return "FLAGS_1";
1082 case DT_VERDEF: return "VERDEF";
1083 case DT_VERDEFNUM: return "VERDEFNUM";
1084 case DT_VERNEED: return "VERNEED";
1085 case DT_VERNEEDNUM: return "VERNEEDNUM";
1086
1087 case DT_AUXILIARY: return "AUXILARY";
1088 case DT_USED: return "USED";
1089 case DT_FILTER: return "FILTER";
1090
1091 default:
1092 if ((type >= DT_LOPROC) && (type <= DT_HIPROC))
1093 {
1094 const char * result;
1095
1096 switch (elf_header.e_machine)
1097 {
1098 case EM_MIPS:
1099 case EM_MIPS_RS4_BE:
1100 result = get_mips_dynamic_type (type);
1101 break;
1102 case EM_SPARCV9:
1103 result = get_sparc64_dynamic_type (type);
1104 break;
1105 default:
1106 result = NULL;
1107 break;
1108 }
1109
1110 if (result != NULL)
1111 return result;
1112
1113 sprintf (buff, _("Processor Specific: %lx"), type);
1114 }
1115 else if ((type >= DT_LOOS) && (type <= DT_HIOS))
1116 {
1117 const char * result;
1118
1119 switch (elf_header.e_machine)
1120 {
1121 case EM_PARISC:
1122 result = get_parisc_dynamic_type (type);
1123 break;
1124 default:
1125 result = NULL;
1126 break;
1127 }
1128
1129 if (result != NULL)
1130 return result;
1131
1132 sprintf (buff, _("Operating System specific: %lx"), type);
1133 }
1134 else
1135 sprintf (buff, _("<unknown>: %lx"), type);
1136
1137 return buff;
1138 }
1139 }
1140
1141 static char *
1142 get_file_type (e_type)
1143 unsigned e_type;
1144 {
1145 static char buff [32];
1146
1147 switch (e_type)
1148 {
1149 case ET_NONE: return _("NONE (None)");
1150 case ET_REL: return _("REL (Relocatable file)");
1151 case ET_EXEC: return _("EXEC (Executable file)");
1152 case ET_DYN: return _("DYN (Shared object file)");
1153 case ET_CORE: return _("CORE (Core file)");
1154
1155 default:
1156 if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC))
1157 sprintf (buff, _("Processor Specific: (%x)"), e_type);
1158 else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS))
1159 sprintf (buff, _("OS Specific: (%x)"), e_type);
1160 else
1161 sprintf (buff, _("<unknown>: %x"), e_type);
1162 return buff;
1163 }
1164 }
1165
1166 static char *
1167 get_machine_name (e_machine)
1168 unsigned e_machine;
1169 {
1170 static char buff [64]; /* XXX */
1171
1172 switch (e_machine)
1173 {
1174 case EM_NONE: return _("None");
1175 case EM_M32: return "WE32100";
1176 case EM_SPARC: return "Sparc";
1177 case EM_386: return "Intel 80386";
1178 case EM_68K: return "MC68000";
1179 case EM_88K: return "MC88000";
1180 case EM_486: return "Intel 80486";
1181 case EM_860: return "Intel 80860";
1182 case EM_MIPS: return "MIPS R3000";
1183 case EM_S370: return "IBM System/370";
1184 case EM_MIPS_RS4_BE: return "MIPS R4000 big-endian";
1185 case EM_OLD_SPARCV9: return "Sparc v9 (old)";
1186 case EM_PARISC: return "HPPA";
1187 case EM_PPC_OLD: return "Power PC (old)";
1188 case EM_SPARC32PLUS: return "Sparc v8+" ;
1189 case EM_960: return "Intel 90860";
1190 case EM_PPC: return "PowerPC";
1191 case EM_V800: return "NEC V800";
1192 case EM_FR20: return "Fujitsu FR20";
1193 case EM_RH32: return "TRW RH32";
1194 case EM_MCORE: return "MCORE";
1195 case EM_ARM: return "ARM";
1196 case EM_OLD_ALPHA: return "Digital Alpha (old)";
1197 case EM_SH: return "Hitachi SH";
1198 case EM_SPARCV9: return "Sparc v9";
1199 case EM_TRICORE: return "Siemens Tricore";
1200 case EM_ARC: return "Argonaut RISC Core";
1201 case EM_H8_300: return "Hitachi H8/300";
1202 case EM_H8_300H: return "Hitachi H8/300H";
1203 case EM_H8S: return "Hitachi H8S";
1204 case EM_H8_500: return "Hitachi H8/500";
1205 case EM_IA_64: return "Intel IA-64";
1206 case EM_MIPS_X: return "Stanford MIPS-X";
1207 case EM_COLDFIRE: return "Motorola Coldfire";
1208 case EM_68HC12: return "Motorola M68HC12";
1209 case EM_ALPHA: return "Alpha";
1210 case EM_CYGNUS_D10V: return "d10v";
1211 case EM_CYGNUS_D30V: return "d30v";
1212 case EM_CYGNUS_ARC: return "Arc";
1213 case EM_CYGNUS_M32R: return "Mitsubishi M32r";
1214 case EM_CYGNUS_V850: return "NEC v850";
1215 case EM_CYGNUS_MN10300: return "mn10300";
1216 case EM_CYGNUS_MN10200: return "mn10200";
1217 case EM_CYGNUS_FR30: return "Fujitsu FR30";
1218 case EM_PJ: return "picoJava";
1219 case EM_MMA: return "Fujitsu Multimedia Accelerator";
1220 case EM_PCP: return "Siemens PCP";
1221 case EM_NCPU: return "Sony nCPU embedded RISC processor";
1222 case EM_NDR1: return "Denso NDR1 microprocesspr";
1223 case EM_STARCORE: return "Motorola Star*Core processor";
1224 case EM_ME16: return "Toyota ME16 processor";
1225 case EM_ST100: return "STMicroelectronics ST100 processor";
1226 case EM_TINYJ: return "Advanced Logic Corp. TinyJ embedded processor";
1227 case EM_FX66: return "Siemens FX66 microcontroller";
1228 case EM_ST9PLUS: return "STMicroelectronics ST9+ 8/16 bit microcontroller";
1229 case EM_ST7: return "STMicroelectronics ST7 8-bit microcontroller";
1230 case EM_68HC16: return "Motorola MC68HC16 Microcontroller";
1231 case EM_68HC11: return "Motorola MC68HC11 Microcontroller";
1232 case EM_68HC08: return "Motorola MC68HC08 Microcontroller";
1233 case EM_68HC05: return "Motorola MC68HC05 Microcontroller";
1234 case EM_SVX: return "Silicon Graphics SVx";
1235 case EM_ST19: return "STMicroelectronics ST19 8-bit microcontroller";
1236 case EM_VAX: return "Digital VAX";
1237 default:
1238 sprintf (buff, _("<unknown>: %x"), e_machine);
1239 return buff;
1240 }
1241 }
1242
1243 static char *
1244 get_machine_flags (e_flags, e_machine)
1245 unsigned e_flags;
1246 unsigned e_machine;
1247 {
1248 static char buf [1024];
1249
1250 buf[0] = '\0';
1251
1252 if (e_flags)
1253 {
1254 switch (e_machine)
1255 {
1256 default:
1257 break;
1258
1259 case EM_68K:
1260 if (e_flags & EF_CPU32)
1261 strcat (buf, ", cpu32");
1262 break;
1263
1264 case EM_PPC:
1265 if (e_flags & EF_PPC_EMB)
1266 strcat (buf, ", emb");
1267
1268 if (e_flags & EF_PPC_RELOCATABLE)
1269 strcat (buf, ", relocatable");
1270
1271 if (e_flags & EF_PPC_RELOCATABLE_LIB)
1272 strcat (buf, ", relocatable-lib");
1273 break;
1274
1275 case EM_CYGNUS_V850:
1276 switch (e_flags & EF_V850_ARCH)
1277 {
1278 case E_V850E_ARCH:
1279 strcat (buf, ", v850e");
1280 break;
1281 case E_V850EA_ARCH:
1282 strcat (buf, ", v850ea");
1283 break;
1284 case E_V850_ARCH:
1285 strcat (buf, ", v850");
1286 break;
1287 default:
1288 strcat (buf, ", unknown v850 architecture variant");
1289 break;
1290 }
1291 break;
1292
1293 case EM_CYGNUS_M32R:
1294 if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
1295 strcat (buf, ", m32r");
1296
1297 break;
1298
1299 case EM_MIPS:
1300 case EM_MIPS_RS4_BE:
1301 if (e_flags & EF_MIPS_NOREORDER)
1302 strcat (buf, ", noreorder");
1303
1304 if (e_flags & EF_MIPS_PIC)
1305 strcat (buf, ", pic");
1306
1307 if (e_flags & EF_MIPS_CPIC)
1308 strcat (buf, ", cpic");
1309
1310 if (e_flags & EF_MIPS_ABI2)
1311 strcat (buf, ", abi2");
1312
1313 if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_1)
1314 strcat (buf, ", mips1");
1315
1316 if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_2)
1317 strcat (buf, ", mips2");
1318
1319 if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_3)
1320 strcat (buf, ", mips3");
1321
1322 if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_4)
1323 strcat (buf, ", mips4");
1324 break;
1325
1326 case EM_SPARCV9:
1327 if (e_flags & EF_SPARC_32PLUS)
1328 strcat (buf, ", v8+");
1329
1330 if (e_flags & EF_SPARC_SUN_US1)
1331 strcat (buf, ", ultrasparcI");
1332
1333 if (e_flags & EF_SPARC_SUN_US3)
1334 strcat (buf, ", ultrasparcIII");
1335
1336 if (e_flags & EF_SPARC_HAL_R1)
1337 strcat (buf, ", halr1");
1338
1339 if (e_flags & EF_SPARC_LEDATA)
1340 strcat (buf, ", ledata");
1341
1342 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO)
1343 strcat (buf, ", tso");
1344
1345 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO)
1346 strcat (buf, ", pso");
1347
1348 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO)
1349 strcat (buf, ", rmo");
1350 break;
1351
1352 case EM_PARISC:
1353 switch (e_flags & EF_PARISC_ARCH)
1354 {
1355 case EFA_PARISC_1_0:
1356 strcpy (buf, ", PA-RISC 1.0");
1357 break;
1358 case EFA_PARISC_1_1:
1359 strcpy (buf, ", PA-RISC 1.1");
1360 break;
1361 case EFA_PARISC_2_0:
1362 strcpy (buf, ", PA-RISC 2.0");
1363 break;
1364 default:
1365 break;
1366 }
1367 if (e_flags & EF_PARISC_TRAPNIL)
1368 strcat (buf, ", trapnil");
1369 if (e_flags & EF_PARISC_EXT)
1370 strcat (buf, ", ext");
1371 if (e_flags & EF_PARISC_LSB)
1372 strcat (buf, ", lsb");
1373 if (e_flags & EF_PARISC_WIDE)
1374 strcat (buf, ", wide");
1375 if (e_flags & EF_PARISC_NO_KABP)
1376 strcat (buf, ", no kabp");
1377 if (e_flags & EF_PARISC_LAZYSWAP)
1378 strcat (buf, ", lazyswap");
1379 break;
1380
1381 case EM_PJ:
1382 if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS)
1383 strcat (buf, ", new calling convention");
1384
1385 if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS)
1386 strcat (buf, ", gnu calling convention");
1387 break;
1388 }
1389 }
1390
1391 return buf;
1392 }
1393
1394 static const char *
1395 get_mips_segment_type (type)
1396 unsigned long type;
1397 {
1398 switch (type)
1399 {
1400 case PT_MIPS_REGINFO:
1401 return "REGINFO";
1402 case PT_MIPS_RTPROC:
1403 return "RTPROC";
1404 case PT_MIPS_OPTIONS:
1405 return "OPTIONS";
1406 default:
1407 break;
1408 }
1409
1410 return NULL;
1411 }
1412
1413 static const char *
1414 get_parisc_segment_type (type)
1415 unsigned long type;
1416 {
1417 switch (type)
1418 {
1419 case PT_HP_TLS: return "HP_TLS";
1420 case PT_HP_CORE_NONE: return "HP_CORE_NONE";
1421 case PT_HP_CORE_VERSION: return "HP_CORE_VERSION";
1422 case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL";
1423 case PT_HP_CORE_COMM: return "HP_CORE_COMM";
1424 case PT_HP_CORE_PROC: return "HP_CORE_PROC";
1425 case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE";
1426 case PT_HP_CORE_STACK: return "HP_CORE_STACK";
1427 case PT_HP_CORE_SHM: return "HP_CORE_SHM";
1428 case PT_HP_CORE_MMF: return "HP_CORE_MMF";
1429 case PT_HP_PARALLEL: return "HP_PARALLEL";
1430 case PT_HP_FASTBIND: return "HP_FASTBIND";
1431 case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT";
1432 case PT_PARISC_UNWIND: return "PARISC_UNWIND";
1433 default:
1434 break;
1435 }
1436
1437 return NULL;
1438 }
1439
1440 static const char *
1441 get_segment_type (p_type)
1442 unsigned long p_type;
1443 {
1444 static char buff [32];
1445
1446 switch (p_type)
1447 {
1448 case PT_NULL: return "NULL";
1449 case PT_LOAD: return "LOAD";
1450 case PT_DYNAMIC: return "DYNAMIC";
1451 case PT_INTERP: return "INTERP";
1452 case PT_NOTE: return "NOTE";
1453 case PT_SHLIB: return "SHLIB";
1454 case PT_PHDR: return "PHDR";
1455
1456 default:
1457 if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
1458 {
1459 const char * result;
1460
1461 switch (elf_header.e_machine)
1462 {
1463 case EM_MIPS:
1464 case EM_MIPS_RS4_BE:
1465 result = get_mips_segment_type (p_type);
1466 break;
1467 case EM_PARISC:
1468 result = get_parisc_segment_type (p_type);
1469 break;
1470 default:
1471 result = NULL;
1472 break;
1473 }
1474
1475 if (result != NULL)
1476 return result;
1477
1478 sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC);
1479 }
1480 else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS))
1481 {
1482 const char * result;
1483
1484 switch (elf_header.e_machine)
1485 {
1486 case EM_PARISC:
1487 result = get_parisc_segment_type (p_type);
1488 break;
1489 default:
1490 result = NULL;
1491 break;
1492 }
1493
1494 if (result != NULL)
1495 return result;
1496
1497 sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
1498 }
1499 else
1500 sprintf (buff, _("<unknown>: %lx"), p_type);
1501
1502 return buff;
1503 }
1504 }
1505
1506 static const char *
1507 get_mips_section_type_name (sh_type)
1508 unsigned int sh_type;
1509 {
1510 switch (sh_type)
1511 {
1512 case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST";
1513 case SHT_MIPS_MSYM: return "MIPS_MSYM";
1514 case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT";
1515 case SHT_MIPS_GPTAB: return "MIPS_GPTAB";
1516 case SHT_MIPS_UCODE: return "MIPS_UCODE";
1517 case SHT_MIPS_DEBUG: return "MIPS_DEBUG";
1518 case SHT_MIPS_REGINFO: return "MIPS_REGINFO";
1519 case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE";
1520 case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM";
1521 case SHT_MIPS_RELD: return "MIPS_RELD";
1522 case SHT_MIPS_IFACE: return "MIPS_IFACE";
1523 case SHT_MIPS_CONTENT: return "MIPS_CONTENT";
1524 case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS";
1525 case SHT_MIPS_SHDR: return "MIPS_SHDR";
1526 case SHT_MIPS_FDESC: return "MIPS_FDESC";
1527 case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM";
1528 case SHT_MIPS_DENSE: return "MIPS_DENSE";
1529 case SHT_MIPS_PDESC: return "MIPS_PDESC";
1530 case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM";
1531 case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM";
1532 case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM";
1533 case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR";
1534 case SHT_MIPS_LINE: return "MIPS_LINE";
1535 case SHT_MIPS_RFDESC: return "MIPS_RFDESC";
1536 case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM";
1537 case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST";
1538 case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS";
1539 case SHT_MIPS_DWARF: return "MIPS_DWARF";
1540 case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL";
1541 case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
1542 case SHT_MIPS_EVENTS: return "MIPS_EVENTS";
1543 case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE";
1544 case SHT_MIPS_PIXIE: return "MIPS_PIXIE";
1545 case SHT_MIPS_XLATE: return "MIPS_XLATE";
1546 case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG";
1547 case SHT_MIPS_WHIRL: return "MIPS_WHIRL";
1548 case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION";
1549 case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD";
1550 case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION";
1551 default:
1552 break;
1553 }
1554 return NULL;
1555 }
1556
1557 static const char *
1558 get_parisc_section_type_name (sh_type)
1559 unsigned int sh_type;
1560 {
1561 switch (sh_type)
1562 {
1563 case SHT_PARISC_EXT: return "PARISC_EXT";
1564 case SHT_PARISC_UNWIND: return "PARISC_UNWIND";
1565 case SHT_PARISC_DOC: return "PARISC_DOC";
1566 default:
1567 break;
1568 }
1569 return NULL;
1570 }
1571
1572 static const char *
1573 get_section_type_name (sh_type)
1574 unsigned int sh_type;
1575 {
1576 static char buff [32];
1577
1578 switch (sh_type)
1579 {
1580 case SHT_NULL: return "NULL";
1581 case SHT_PROGBITS: return "PROGBITS";
1582 case SHT_SYMTAB: return "SYMTAB";
1583 case SHT_STRTAB: return "STRTAB";
1584 case SHT_RELA: return "RELA";
1585 case SHT_HASH: return "HASH";
1586 case SHT_DYNAMIC: return "DYNAMIC";
1587 case SHT_NOTE: return "NOTE";
1588 case SHT_NOBITS: return "NOBITS";
1589 case SHT_REL: return "REL";
1590 case SHT_SHLIB: return "SHLIB";
1591 case SHT_DYNSYM: return "DYNSYM";
1592 case SHT_INIT_ARRAY: return "INIT_ARRAY";
1593 case SHT_FINI_ARRAY: return "FINI_ARRAY";
1594 case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY";
1595 case SHT_GNU_verdef: return "VERDEF";
1596 case SHT_GNU_verneed: return "VERNEED";
1597 case SHT_GNU_versym: return "VERSYM";
1598 case 0x6ffffff0: return "VERSYM";
1599 case 0x6ffffffc: return "VERDEF";
1600 case 0x7ffffffd: return "AUXILIARY";
1601 case 0x7fffffff: return "FILTER";
1602
1603 default:
1604 if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC))
1605 {
1606 const char * result;
1607
1608 switch (elf_header.e_machine)
1609 {
1610 case EM_MIPS:
1611 case EM_MIPS_RS4_BE:
1612 result = get_mips_section_type_name (sh_type);
1613 break;
1614 case EM_PARISC:
1615 result = get_parisc_section_type_name (sh_type);
1616 break;
1617 default:
1618 result = NULL;
1619 break;
1620 }
1621
1622 if (result != NULL)
1623 return result;
1624
1625 sprintf (buff, "SHT_LOPROC+%x", sh_type - SHT_LOPROC);
1626 }
1627 else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
1628 sprintf (buff, "SHT_LOOS+%x", sh_type - SHT_LOOS);
1629 else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
1630 sprintf (buff, "SHT_LOUSER+%x", sh_type - SHT_LOUSER);
1631 else
1632 sprintf (buff, _("<unknown>: %x"), sh_type);
1633
1634 return buff;
1635 }
1636 }
1637
1638 struct option options [] =
1639 {
1640 {"all", no_argument, 0, 'a'},
1641 {"file-header", no_argument, 0, 'h'},
1642 {"program-headers", no_argument, 0, 'l'},
1643 {"headers", no_argument, 0, 'e'},
1644 {"histogram", no_argument, 0, 'I'},
1645 {"segments", no_argument, 0, 'l'},
1646 {"sections", no_argument, 0, 'S'},
1647 {"section-headers", no_argument, 0, 'S'},
1648 {"symbols", no_argument, 0, 's'},
1649 {"syms", no_argument, 0, 's'},
1650 {"relocs", no_argument, 0, 'r'},
1651 {"notes", no_argument, 0, 'n'},
1652 {"dynamic", no_argument, 0, 'd'},
1653 {"arch-specific", no_argument, 0, 'A'},
1654 {"version-info", no_argument, 0, 'V'},
1655 {"use-dynamic", no_argument, 0, 'D'},
1656 {"hex-dump", required_argument, 0, 'x'},
1657 {"debug-dump", optional_argument, 0, 'w'},
1658 #ifdef SUPPORT_DISASSEMBLY
1659 {"instruction-dump", required_argument, 0, 'i'},
1660 #endif
1661
1662 {"version", no_argument, 0, 'v'},
1663 {"help", no_argument, 0, 'H'},
1664 {0, no_argument, 0, 0}
1665 };
1666
1667 static void
1668 usage ()
1669 {
1670 fprintf (stdout, _("Usage: readelf {options} elf-file(s)\n"));
1671 fprintf (stdout, _(" Options are:\n"));
1672 fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V -A -I\n"));
1673 fprintf (stdout, _(" -h or --file-header Display the ELF file header\n"));
1674 fprintf (stdout, _(" -l or --program-headers or --segments\n"));
1675 fprintf (stdout, _(" Display the program headers\n"));
1676 fprintf (stdout, _(" -S or --section-headers or --sections\n"));
1677 fprintf (stdout, _(" Display the sections' header\n"));
1678 fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n"));
1679 fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n"));
1680 fprintf (stdout, _(" -n or --notes Display the core notes (if present)\n"));
1681 fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n"));
1682 fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n"));
1683 fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n"));
1684 fprintf (stdout, _(" -A or --arch-specific Display architecture specific information (if any).\n"));
1685 fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n"));
1686 fprintf (stdout, _(" -x <number> or --hex-dump=<number>\n"));
1687 fprintf (stdout, _(" Dump the contents of section <number>\n"));
1688 fprintf (stdout, _(" -w[liapr] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges]\n"));
1689 fprintf (stdout, _(" Display the contents of DWARF2 debug sections\n"));
1690 #ifdef SUPPORT_DISASSEMBLY
1691 fprintf (stdout, _(" -i <number> or --instruction-dump=<number>\n"));
1692 fprintf (stdout, _(" Disassemble the contents of section <number>\n"));
1693 #endif
1694 fprintf (stdout, _(" -I or --histogram Display histogram of bucket list lengths\n"));
1695 fprintf (stdout, _(" -v or --version Display the version number of readelf\n"));
1696 fprintf (stdout, _(" -H or --help Display this information\n"));
1697 fprintf (stdout, _("Report bugs to bug-gnu-utils@gnu.org\n"));
1698
1699 exit (0);
1700 }
1701
1702 static void
1703 request_dump (section, type)
1704 unsigned int section;
1705 char type;
1706 {
1707 if (section >= num_dump_sects)
1708 {
1709 char * new_dump_sects;
1710
1711 new_dump_sects = (char *) calloc (section + 1, 1);
1712
1713 if (new_dump_sects == NULL)
1714 error (_("Out of memory allocating dump request table."));
1715 else
1716 {
1717 /* Copy current flag settings. */
1718 memcpy (new_dump_sects, dump_sects, num_dump_sects);
1719
1720 free (dump_sects);
1721
1722 dump_sects = new_dump_sects;
1723 num_dump_sects = section + 1;
1724 }
1725 }
1726
1727 if (dump_sects)
1728 dump_sects [section] |= type;
1729
1730 return;
1731 }
1732
1733 static void
1734 parse_args (argc, argv)
1735 int argc;
1736 char ** argv;
1737 {
1738 int c;
1739
1740 if (argc < 2)
1741 usage ();
1742
1743 while ((c = getopt_long
1744 (argc, argv, "ersahnldSDAIw::x:i:vV", options, NULL)) != EOF)
1745 {
1746 char * cp;
1747 int section;
1748
1749 switch (c)
1750 {
1751 case 0:
1752 /* Long options. */
1753 break;
1754 case 'H':
1755 usage ();
1756 break;
1757
1758 case 'a':
1759 do_syms ++;
1760 do_reloc ++;
1761 do_dynamic ++;
1762 do_header ++;
1763 do_sections ++;
1764 do_segments ++;
1765 do_version ++;
1766 do_histogram ++;
1767 do_arch ++;
1768 do_notes ++;
1769 break;
1770 case 'e':
1771 do_header ++;
1772 do_sections ++;
1773 do_segments ++;
1774 break;
1775 case 'A':
1776 do_arch ++;
1777 break;
1778 case 'D':
1779 do_using_dynamic ++;
1780 break;
1781 case 'r':
1782 do_reloc ++;
1783 break;
1784 case 'h':
1785 do_header ++;
1786 break;
1787 case 'l':
1788 do_segments ++;
1789 break;
1790 case 's':
1791 do_syms ++;
1792 break;
1793 case 'S':
1794 do_sections ++;
1795 break;
1796 case 'd':
1797 do_dynamic ++;
1798 break;
1799 case 'I':
1800 do_histogram ++;
1801 break;
1802 case 'n':
1803 do_notes ++;
1804 break;
1805 case 'x':
1806 do_dump ++;
1807 section = strtoul (optarg, & cp, 0);
1808 if (! * cp && section >= 0)
1809 {
1810 request_dump (section, HEX_DUMP);
1811 break;
1812 }
1813 goto oops;
1814 case 'w':
1815 do_dump ++;
1816 if (optarg == 0)
1817 do_debugging = 1;
1818 else
1819 {
1820 do_debugging = 0;
1821 switch (optarg[0])
1822 {
1823 case 'i':
1824 case 'I':
1825 do_debug_info = 1;
1826 break;
1827
1828 case 'a':
1829 case 'A':
1830 do_debug_abbrevs = 1;
1831 break;
1832
1833 case 'l':
1834 case 'L':
1835 do_debug_lines = 1;
1836 break;
1837
1838 case 'p':
1839 case 'P':
1840 do_debug_pubnames = 1;
1841 break;
1842
1843 case 'r':
1844 case 'R':
1845 do_debug_aranges = 1;
1846 break;
1847
1848 default:
1849 warn (_("Unrecognised debug option '%s'\n"), optarg);
1850 break;
1851 }
1852 }
1853 break;
1854 #ifdef SUPPORT_DISASSEMBLY
1855 case 'i':
1856 do_dump ++;
1857 section = strtoul (optarg, & cp, 0);
1858 if (! * cp && section >= 0)
1859 {
1860 request_dump (section, DISASS_DUMP);
1861 break;
1862 }
1863 goto oops;
1864 #endif
1865 case 'v':
1866 print_version (program_name);
1867 break;
1868 case 'V':
1869 do_version ++;
1870 break;
1871 default:
1872 oops:
1873 /* xgettext:c-format */
1874 error (_("Invalid option '-%c'\n"), c);
1875 /* Drop through. */
1876 case '?':
1877 usage ();
1878 }
1879 }
1880
1881 if (!do_dynamic && !do_syms && !do_reloc && !do_sections
1882 && !do_segments && !do_header && !do_dump && !do_version
1883 && !do_histogram && !do_debugging && !do_arch && !do_notes)
1884 usage ();
1885 else if (argc < 3)
1886 {
1887 warn (_("Nothing to do.\n"));
1888 usage();
1889 }
1890 }
1891
1892 static const char *
1893 get_elf_class (elf_class)
1894 unsigned char elf_class;
1895 {
1896 static char buff [32];
1897
1898 switch (elf_class)
1899 {
1900 case ELFCLASSNONE: return _("none");
1901 case ELFCLASS32: return _("ELF32");
1902 case ELFCLASS64: return _("ELF64");
1903 default:
1904 sprintf (buff, _("<unknown: %x>"), elf_class);
1905 return buff;
1906 }
1907 }
1908
1909 static const char *
1910 get_data_encoding (encoding)
1911 unsigned char encoding;
1912 {
1913 static char buff [32];
1914
1915 switch (encoding)
1916 {
1917 case ELFDATANONE: return _("none");
1918 case ELFDATA2LSB: return _("2's complement, little endian");
1919 case ELFDATA2MSB: return _("2's complement, big endian");
1920 default:
1921 sprintf (buff, _("<unknown: %x>"), encoding);
1922 return buff;
1923 }
1924 }
1925
1926 static const char *
1927 get_osabi_name (osabi)
1928 unsigned char osabi;
1929 {
1930 static char buff [32];
1931
1932 switch (osabi)
1933 {
1934 case ELFOSABI_SYSV: return _("UNIX - System V");
1935 case ELFOSABI_HPUX: return _("UNIX - HP-UX");
1936 case ELFOSABI_STANDALONE: return _("Standalone App");
1937 case ELFOSABI_ARM: return _("ARM");
1938 default:
1939 sprintf (buff, _("<unknown: %x>"), osabi);
1940 return buff;
1941 }
1942 }
1943
1944 /* Decode the data held in 'elf_header'. */
1945 static int
1946 process_file_header ()
1947 {
1948 if ( elf_header.e_ident [EI_MAG0] != ELFMAG0
1949 || elf_header.e_ident [EI_MAG1] != ELFMAG1
1950 || elf_header.e_ident [EI_MAG2] != ELFMAG2
1951 || elf_header.e_ident [EI_MAG3] != ELFMAG3)
1952 {
1953 error
1954 (_("Not an ELF file - it has the wrong magic bytes at the start\n"));
1955 return 0;
1956 }
1957
1958 if (do_header)
1959 {
1960 int i;
1961
1962 printf (_("ELF Header:\n"));
1963 printf (_(" Magic: "));
1964 for (i = 0; i < EI_NIDENT; i ++)
1965 printf ("%2.2x ", elf_header.e_ident [i]);
1966 printf ("\n");
1967 printf (_(" Class: %s\n"),
1968 get_elf_class (elf_header.e_ident [EI_CLASS]));
1969 printf (_(" Data: %s\n"),
1970 get_data_encoding (elf_header.e_ident [EI_DATA]));
1971 printf (_(" Version: %d %s\n"),
1972 elf_header.e_ident [EI_VERSION],
1973 (elf_header.e_ident [EI_VERSION] == EV_CURRENT
1974 ? "(current)"
1975 : (elf_header.e_ident [EI_VERSION] != EV_NONE
1976 ? "<unknown: %lx>"
1977 : "")));
1978 printf (_(" OS/ABI: %s\n"),
1979 get_osabi_name (elf_header.e_ident [EI_OSABI]));
1980 printf (_(" ABI Version: %d\n"),
1981 elf_header.e_ident [EI_ABIVERSION]);
1982 printf (_(" Type: %s\n"),
1983 get_file_type (elf_header.e_type));
1984 printf (_(" Machine: %s\n"),
1985 get_machine_name (elf_header.e_machine));
1986 printf (_(" Version: 0x%lx\n"),
1987 (unsigned long) elf_header.e_version);
1988
1989 printf (_(" Entry point address: "));
1990 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
1991 printf (_("\n Start of program headers: "));
1992 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
1993 printf (_(" (bytes into file)\n Start of section headers: "));
1994 print_vma ((bfd_vma) elf_header.e_shoff, DEC);
1995 printf (_(" (bytes into file)\n"));
1996
1997 printf (_(" Flags: 0x%lx%s\n"),
1998 (unsigned long) elf_header.e_flags,
1999 get_machine_flags (elf_header.e_flags, elf_header.e_machine));
2000 printf (_(" Size of this header: %ld (bytes)\n"),
2001 (long) elf_header.e_ehsize);
2002 printf (_(" Size of program headers: %ld (bytes)\n"),
2003 (long) elf_header.e_phentsize);
2004 printf (_(" Number of program headers: %ld\n"),
2005 (long) elf_header.e_phnum);
2006 printf (_(" Size of section headers: %ld (bytes)\n"),
2007 (long) elf_header.e_shentsize);
2008 printf (_(" Number of section headers: %ld\n"),
2009 (long) elf_header.e_shnum);
2010 printf (_(" Section header string table index: %ld\n"),
2011 (long) elf_header.e_shstrndx);
2012 }
2013
2014 return 1;
2015 }
2016
2017
2018 static int
2019 get_32bit_program_headers (file, program_headers)
2020 FILE * file;
2021 Elf_Internal_Phdr * program_headers;
2022 {
2023 Elf32_External_Phdr * phdrs;
2024 Elf32_External_Phdr * external;
2025 Elf32_Internal_Phdr * internal;
2026 unsigned int i;
2027
2028 GET_DATA_ALLOC (elf_header.e_phoff,
2029 elf_header.e_phentsize * elf_header.e_phnum,
2030 phdrs, Elf32_External_Phdr *, "program headers");
2031
2032 for (i = 0, internal = program_headers, external = phdrs;
2033 i < elf_header.e_phnum;
2034 i ++, internal ++, external ++)
2035 {
2036 internal->p_type = BYTE_GET (external->p_type);
2037 internal->p_offset = BYTE_GET (external->p_offset);
2038 internal->p_vaddr = BYTE_GET (external->p_vaddr);
2039 internal->p_paddr = BYTE_GET (external->p_paddr);
2040 internal->p_filesz = BYTE_GET (external->p_filesz);
2041 internal->p_memsz = BYTE_GET (external->p_memsz);
2042 internal->p_flags = BYTE_GET (external->p_flags);
2043 internal->p_align = BYTE_GET (external->p_align);
2044 }
2045
2046 free (phdrs);
2047
2048 return 1;
2049 }
2050
2051 static int
2052 get_64bit_program_headers (file, program_headers)
2053 FILE * file;
2054 Elf_Internal_Phdr * program_headers;
2055 {
2056 Elf64_External_Phdr * phdrs;
2057 Elf64_External_Phdr * external;
2058 Elf64_Internal_Phdr * internal;
2059 unsigned int i;
2060
2061 GET_DATA_ALLOC (elf_header.e_phoff,
2062 elf_header.e_phentsize * elf_header.e_phnum,
2063 phdrs, Elf64_External_Phdr *, "program headers");
2064
2065 for (i = 0, internal = program_headers, external = phdrs;
2066 i < elf_header.e_phnum;
2067 i ++, internal ++, external ++)
2068 {
2069 internal->p_type = BYTE_GET (external->p_type);
2070 internal->p_flags = BYTE_GET (external->p_flags);
2071 internal->p_offset = BYTE_GET8 (external->p_offset);
2072 internal->p_vaddr = BYTE_GET8 (external->p_vaddr);
2073 internal->p_paddr = BYTE_GET8 (external->p_paddr);
2074 internal->p_filesz = BYTE_GET8 (external->p_filesz);
2075 internal->p_memsz = BYTE_GET8 (external->p_memsz);
2076 internal->p_align = BYTE_GET8 (external->p_align);
2077 }
2078
2079 free (phdrs);
2080
2081 return 1;
2082 }
2083
2084 static int
2085 process_program_headers (file)
2086 FILE * file;
2087 {
2088 Elf_Internal_Phdr * program_headers;
2089 Elf_Internal_Phdr * segment;
2090 unsigned int i;
2091
2092 if (elf_header.e_phnum == 0)
2093 {
2094 if (do_segments)
2095 printf (_("\nThere are no program headers in this file.\n"));
2096 return 1;
2097 }
2098
2099 if (do_segments && !do_header)
2100 {
2101 printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type));
2102 printf (_("Entry point "));
2103 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
2104 printf (_("\nThere are %d program headers, starting at offset "),
2105 elf_header.e_phnum);
2106 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
2107 printf ("\n");
2108 }
2109
2110 program_headers = (Elf_Internal_Phdr *) malloc
2111 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
2112
2113 if (program_headers == NULL)
2114 {
2115 error (_("Out of memory\n"));
2116 return 0;
2117 }
2118
2119 if (is_32bit_elf)
2120 i = get_32bit_program_headers (file, program_headers);
2121 else
2122 i = get_64bit_program_headers (file, program_headers);
2123
2124 if (i == 0)
2125 {
2126 free (program_headers);
2127 return 0;
2128 }
2129
2130 if (do_segments)
2131 {
2132 printf
2133 (_("\nProgram Header%s:\n"), elf_header.e_phnum > 1 ? "s" : "");
2134
2135 if (is_32bit_elf)
2136 printf
2137 (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
2138 else
2139 {
2140 printf
2141 (_(" Type Offset VirtAddr PhysAddr\n"));
2142 printf
2143 (_(" FileSiz MemSiz Flags Align\n"));
2144 }
2145 }
2146
2147 loadaddr = -1;
2148 dynamic_addr = 0;
2149 dynamic_size = 0;
2150
2151 for (i = 0, segment = program_headers;
2152 i < elf_header.e_phnum;
2153 i ++, segment ++)
2154 {
2155 if (do_segments)
2156 {
2157 printf (" %-14.14s ", get_segment_type (segment->p_type));
2158
2159 if (is_32bit_elf)
2160 {
2161 printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
2162 printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr);
2163 printf ("0x%8.8lx ", (unsigned long) segment->p_paddr);
2164 printf ("0x%5.5lx ", (unsigned long) segment->p_filesz);
2165 printf ("0x%5.5lx ", (unsigned long) segment->p_memsz);
2166 printf ("%c%c%c ",
2167 (segment->p_flags & PF_R ? 'R' : ' '),
2168 (segment->p_flags & PF_W ? 'W' : ' '),
2169 (segment->p_flags & PF_X ? 'E' : ' '));
2170 printf ("%#lx", (unsigned long) segment->p_align);
2171 }
2172 else
2173 {
2174 print_vma (segment->p_offset, FULL_HEX);
2175 putchar (' ');
2176 print_vma (segment->p_vaddr, FULL_HEX);
2177 putchar (' ');
2178 print_vma (segment->p_paddr, FULL_HEX);
2179 printf ("\n ");
2180 print_vma (segment->p_filesz, FULL_HEX);
2181 putchar (' ');
2182 print_vma (segment->p_memsz, FULL_HEX);
2183 printf (" %c%c%c ",
2184 (segment->p_flags & PF_R ? 'R' : ' '),
2185 (segment->p_flags & PF_W ? 'W' : ' '),
2186 (segment->p_flags & PF_X ? 'E' : ' '));
2187 print_vma (segment->p_align, HEX);
2188 }
2189 }
2190
2191 switch (segment->p_type)
2192 {
2193 case PT_LOAD:
2194 if (loadaddr == -1)
2195 loadaddr = (segment->p_vaddr & 0xfffff000)
2196 - (segment->p_offset & 0xfffff000);
2197 break;
2198
2199 case PT_DYNAMIC:
2200 if (dynamic_addr)
2201 error (_("more than one dynamic segment\n"));
2202
2203 dynamic_addr = segment->p_offset;
2204 dynamic_size = segment->p_filesz;
2205 break;
2206
2207 case PT_INTERP:
2208 if (fseek (file, (long) segment->p_offset, SEEK_SET))
2209 error (_("Unable to find program interpreter name\n"));
2210 else
2211 {
2212 program_interpreter[0] = 0;
2213 fscanf (file, "%63s", program_interpreter);
2214
2215 if (do_segments)
2216 printf (_("\n [Requesting program interpreter: %s]"),
2217 program_interpreter);
2218 }
2219 break;
2220 }
2221
2222 if (do_segments)
2223 putc ('\n', stdout);
2224 }
2225
2226 if (loadaddr == -1)
2227 {
2228 /* Very strange. */
2229 loadaddr = 0;
2230 }
2231
2232 if (do_segments && section_headers != NULL)
2233 {
2234 printf (_("\n Section to Segment mapping:\n"));
2235 printf (_(" Segment Sections...\n"));
2236
2237 assert (string_table != NULL);
2238
2239 for (i = 0; i < elf_header.e_phnum; i++)
2240 {
2241 int j;
2242 Elf_Internal_Shdr * section;
2243
2244 segment = program_headers + i;
2245 section = section_headers;
2246
2247 printf (" %2.2d ", i);
2248
2249 for (j = 0; j < elf_header.e_shnum; j++, section ++)
2250 {
2251 if (section->sh_size > 0
2252 /* Compare allocated sections by VMA, unallocated
2253 sections by file offset. */
2254 && (section->sh_flags & SHF_ALLOC
2255 ? (section->sh_addr >= segment->p_vaddr
2256 && section->sh_addr + section->sh_size
2257 <= segment->p_vaddr + segment->p_memsz)
2258 : ((bfd_vma) section->sh_offset >= segment->p_offset
2259 && (section->sh_offset + section->sh_size
2260 <= segment->p_offset + segment->p_filesz))))
2261 printf ("%s ", SECTION_NAME (section));
2262 }
2263
2264 putc ('\n',stdout);
2265 }
2266 }
2267
2268 free (program_headers);
2269
2270 return 1;
2271 }
2272
2273
2274 static int
2275 get_32bit_section_headers (file)
2276 FILE * file;
2277 {
2278 Elf32_External_Shdr * shdrs;
2279 Elf32_Internal_Shdr * internal;
2280 unsigned int i;
2281
2282 GET_DATA_ALLOC (elf_header.e_shoff,
2283 elf_header.e_shentsize * elf_header.e_shnum,
2284 shdrs, Elf32_External_Shdr *, "section headers");
2285
2286 section_headers = (Elf_Internal_Shdr *) malloc
2287 (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
2288
2289 if (section_headers == NULL)
2290 {
2291 error (_("Out of memory\n"));
2292 return 0;
2293 }
2294
2295 for (i = 0, internal = section_headers;
2296 i < elf_header.e_shnum;
2297 i ++, internal ++)
2298 {
2299 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
2300 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
2301 internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
2302 internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
2303 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
2304 internal->sh_size = BYTE_GET (shdrs[i].sh_size);
2305 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
2306 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
2307 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
2308 internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
2309 }
2310
2311 free (shdrs);
2312
2313 return 1;
2314 }
2315
2316 static int
2317 get_64bit_section_headers (file)
2318 FILE * file;
2319 {
2320 Elf64_External_Shdr * shdrs;
2321 Elf64_Internal_Shdr * internal;
2322 unsigned int i;
2323
2324 GET_DATA_ALLOC (elf_header.e_shoff,
2325 elf_header.e_shentsize * elf_header.e_shnum,
2326 shdrs, Elf64_External_Shdr *, "section headers");
2327
2328 section_headers = (Elf_Internal_Shdr *) malloc
2329 (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
2330
2331 if (section_headers == NULL)
2332 {
2333 error (_("Out of memory\n"));
2334 return 0;
2335 }
2336
2337 for (i = 0, internal = section_headers;
2338 i < elf_header.e_shnum;
2339 i ++, internal ++)
2340 {
2341 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
2342 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
2343 internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags);
2344 internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr);
2345 internal->sh_size = BYTE_GET8 (shdrs[i].sh_size);
2346 internal->sh_entsize = BYTE_GET8 (shdrs[i].sh_entsize);
2347 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
2348 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
2349 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
2350 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
2351 }
2352
2353 free (shdrs);
2354
2355 return 1;
2356 }
2357
2358 static Elf_Internal_Sym *
2359 get_32bit_elf_symbols (file, offset, number)
2360 FILE * file;
2361 unsigned long offset;
2362 unsigned long number;
2363 {
2364 Elf32_External_Sym * esyms;
2365 Elf_Internal_Sym * isyms;
2366 Elf_Internal_Sym * psym;
2367 unsigned int j;
2368
2369 GET_DATA_ALLOC (offset, number * sizeof (Elf32_External_Sym),
2370 esyms, Elf32_External_Sym *, "symbols");
2371
2372 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
2373
2374 if (isyms == NULL)
2375 {
2376 error (_("Out of memory\n"));
2377 free (esyms);
2378
2379 return NULL;
2380 }
2381
2382 for (j = 0, psym = isyms;
2383 j < number;
2384 j ++, psym ++)
2385 {
2386 psym->st_name = BYTE_GET (esyms[j].st_name);
2387 psym->st_value = BYTE_GET (esyms[j].st_value);
2388 psym->st_size = BYTE_GET (esyms[j].st_size);
2389 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
2390 psym->st_info = BYTE_GET (esyms[j].st_info);
2391 psym->st_other = BYTE_GET (esyms[j].st_other);
2392 }
2393
2394 free (esyms);
2395
2396 return isyms;
2397 }
2398
2399 static Elf_Internal_Sym *
2400 get_64bit_elf_symbols (file, offset, number)
2401 FILE * file;
2402 unsigned long offset;
2403 unsigned long number;
2404 {
2405 Elf64_External_Sym * esyms;
2406 Elf_Internal_Sym * isyms;
2407 Elf_Internal_Sym * psym;
2408 unsigned int j;
2409
2410 GET_DATA_ALLOC (offset, number * sizeof (Elf64_External_Sym),
2411 esyms, Elf64_External_Sym *, "symbols");
2412
2413 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
2414
2415 if (isyms == NULL)
2416 {
2417 error (_("Out of memory\n"));
2418 free (esyms);
2419
2420 return NULL;
2421 }
2422
2423 for (j = 0, psym = isyms;
2424 j < number;
2425 j ++, psym ++)
2426 {
2427 psym->st_name = BYTE_GET (esyms[j].st_name);
2428 psym->st_info = BYTE_GET (esyms[j].st_info);
2429 psym->st_other = BYTE_GET (esyms[j].st_other);
2430 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
2431 psym->st_value = BYTE_GET8 (esyms[j].st_value);
2432 psym->st_size = BYTE_GET8 (esyms[j].st_size);
2433 }
2434
2435 free (esyms);
2436
2437 return isyms;
2438 }
2439
2440 static const char *
2441 get_elf_section_flags (sh_flags)
2442 bfd_vma sh_flags;
2443 {
2444 static char buff [32];
2445
2446 * buff = 0;
2447
2448 while (sh_flags)
2449 {
2450 bfd_vma flag;
2451
2452 flag = sh_flags & - sh_flags;
2453 sh_flags &= ~ flag;
2454
2455 switch (flag)
2456 {
2457 case SHF_WRITE: strcat (buff, "W"); break;
2458 case SHF_ALLOC: strcat (buff, "A"); break;
2459 case SHF_EXECINSTR: strcat (buff, "X"); break;
2460 case SHF_MERGE: strcat (buff, "M"); break;
2461 case SHF_STRINGS: strcat (buff, "S"); break;
2462 case SHF_INFO_LINK: strcat (buff, "I"); break;
2463 case SHF_LINK_ORDER: strcat (buff, "L"); break;
2464 case SHF_OS_NONCONFORMING: strcat (buff, "O"); break;
2465
2466 default:
2467 if (flag & SHF_MASKOS)
2468 {
2469 strcat (buff, "o");
2470 sh_flags &= ~ SHF_MASKOS;
2471 }
2472 else if (flag & SHF_MASKPROC)
2473 {
2474 strcat (buff, "p");
2475 sh_flags &= ~ SHF_MASKPROC;
2476 }
2477 else
2478 strcat (buff, "x");
2479 break;
2480 }
2481 }
2482
2483 return buff;
2484 }
2485
2486 static int
2487 process_section_headers (file)
2488 FILE * file;
2489 {
2490 Elf_Internal_Shdr * section;
2491 int i;
2492
2493 section_headers = NULL;
2494
2495 if (elf_header.e_shnum == 0)
2496 {
2497 if (do_sections)
2498 printf (_("\nThere are no sections in this file.\n"));
2499
2500 return 1;
2501 }
2502
2503 if (do_sections && !do_header)
2504 printf (_("There are %d section headers, starting at offset 0x%lx:\n"),
2505 elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
2506
2507 if (is_32bit_elf)
2508 {
2509 if (! get_32bit_section_headers (file))
2510 return 0;
2511 }
2512 else if (! get_64bit_section_headers (file))
2513 return 0;
2514
2515 /* Read in the string table, so that we have names to display. */
2516 section = section_headers + elf_header.e_shstrndx;
2517
2518 if (section->sh_size != 0)
2519 {
2520 unsigned long string_table_offset;
2521
2522 string_table_offset = section->sh_offset;
2523
2524 GET_DATA_ALLOC (section->sh_offset, section->sh_size,
2525 string_table, char *, "string table");
2526 }
2527
2528 /* Scan the sections for the dynamic symbol table
2529 and dynamic string table and debug sections. */
2530 dynamic_symbols = NULL;
2531 dynamic_strings = NULL;
2532 dynamic_syminfo = NULL;
2533
2534 for (i = 0, section = section_headers;
2535 i < elf_header.e_shnum;
2536 i ++, section ++)
2537 {
2538 char * name = SECTION_NAME (section);
2539
2540 if (section->sh_type == SHT_DYNSYM)
2541 {
2542 if (dynamic_symbols != NULL)
2543 {
2544 error (_("File contains multiple dynamic symbol tables\n"));
2545 continue;
2546 }
2547
2548 num_dynamic_syms = section->sh_size / section->sh_entsize;
2549 dynamic_symbols =
2550 GET_ELF_SYMBOLS (file, section->sh_offset, num_dynamic_syms);
2551 }
2552 else if (section->sh_type == SHT_STRTAB
2553 && strcmp (name, ".dynstr") == 0)
2554 {
2555 if (dynamic_strings != NULL)
2556 {
2557 error (_("File contains multiple dynamic string tables\n"));
2558 continue;
2559 }
2560
2561 GET_DATA_ALLOC (section->sh_offset, section->sh_size,
2562 dynamic_strings, char *, "dynamic strings");
2563 }
2564 else if ((do_debugging || do_debug_info || do_debug_abbrevs
2565 || do_debug_lines || do_debug_pubnames || do_debug_aranges)
2566 && strncmp (name, ".debug_", 7) == 0)
2567 {
2568 name += 7;
2569
2570 if (do_debugging
2571 || (do_debug_info && (strcmp (name, "info") == 0))
2572 || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0))
2573 || (do_debug_lines && (strcmp (name, "line") == 0))
2574 || (do_debug_pubnames && (strcmp (name, "pubnames") == 0))
2575 || (do_debug_aranges && (strcmp (name, "aranges") == 0))
2576 )
2577 request_dump (i, DEBUG_DUMP);
2578 }
2579 }
2580
2581 if (! do_sections)
2582 return 1;
2583
2584 printf (_("\nSection Header%s:\n"), elf_header.e_shnum > 1 ? "s" : "");
2585
2586 if (is_32bit_elf)
2587 printf
2588 (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
2589 else
2590 {
2591 printf (_(" [Nr] Name Type Address Offset\n"));
2592 printf (_(" Size EntSize Flags Link Info Align\n"));
2593 }
2594
2595 for (i = 0, section = section_headers;
2596 i < elf_header.e_shnum;
2597 i ++, section ++)
2598 {
2599 printf (" [%2d] %-17.17s %-15.15s ",
2600 i,
2601 SECTION_NAME (section),
2602 get_section_type_name (section->sh_type));
2603
2604 if (is_32bit_elf)
2605 {
2606 print_vma (section->sh_addr, LONG_HEX);
2607
2608 printf ( " %6.6lx %6.6lx %2.2lx",
2609 (unsigned long) section->sh_offset,
2610 (unsigned long) section->sh_size,
2611 (unsigned long) section->sh_entsize);
2612
2613 printf (" %3s ", get_elf_section_flags (section->sh_flags));
2614
2615 printf (" %2ld %3lx %ld\n",
2616 (unsigned long) section->sh_link,
2617 (unsigned long) section->sh_info,
2618 (unsigned long) section->sh_addralign);
2619 }
2620 else
2621 {
2622 putchar (' ');
2623 print_vma (section->sh_addr, LONG_HEX);
2624 printf (" %8.8lx", section->sh_offset);
2625 printf ("\n ");
2626 print_vma (section->sh_size, LONG_HEX);
2627 printf (" ");
2628 print_vma (section->sh_entsize, LONG_HEX);
2629
2630 printf (" %3s ", get_elf_section_flags (section->sh_flags));
2631
2632 printf (" %2ld %3lx %ld\n",
2633 (unsigned long) section->sh_link,
2634 (unsigned long) section->sh_info,
2635 (unsigned long) section->sh_addralign);
2636 }
2637 }
2638
2639 printf (_("Key to Flags: W (write), A (alloc), X (execute), M (merge), S (strings)\n"));
2640 printf (_(" I (info), L (link order), O (extra OS processing required)\n"));
2641 printf (_(" o (os specific), p (processor specific) x (unknown)\n"));
2642
2643 return 1;
2644 }
2645
2646 /* Process the reloc section. */
2647 static int
2648 process_relocs (file)
2649 FILE * file;
2650 {
2651 unsigned long rel_size;
2652 unsigned long rel_offset;
2653
2654
2655 if (!do_reloc)
2656 return 1;
2657
2658 if (do_using_dynamic)
2659 {
2660 int is_rela = FALSE;
2661
2662 rel_size = 0;
2663 rel_offset = 0;
2664
2665 if (dynamic_info[DT_REL])
2666 {
2667 rel_offset = dynamic_info[DT_REL];
2668 rel_size = dynamic_info[DT_RELSZ];
2669 is_rela = FALSE;
2670 }
2671 else if (dynamic_info [DT_RELA])
2672 {
2673 rel_offset = dynamic_info[DT_RELA];
2674 rel_size = dynamic_info[DT_RELASZ];
2675 is_rela = TRUE;
2676 }
2677 else if (dynamic_info[DT_JMPREL])
2678 {
2679 rel_offset = dynamic_info[DT_JMPREL];
2680 rel_size = dynamic_info[DT_PLTRELSZ];
2681
2682 switch (dynamic_info[DT_PLTREL])
2683 {
2684 case DT_REL:
2685 is_rela = FALSE;
2686 break;
2687 case DT_RELA:
2688 is_rela = TRUE;
2689 break;
2690 default:
2691 is_rela = UNKNOWN;
2692 break;
2693 }
2694 }
2695
2696 if (rel_size)
2697 {
2698 printf
2699 (_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"),
2700 rel_offset, rel_size);
2701
2702 dump_relocations (file, rel_offset - loadaddr, rel_size,
2703 dynamic_symbols, num_dynamic_syms, dynamic_strings, is_rela);
2704 }
2705 else
2706 printf (_("\nThere are no dynamic relocations in this file.\n"));
2707 }
2708 else
2709 {
2710 Elf32_Internal_Shdr * section;
2711 unsigned long i;
2712 int found = 0;
2713
2714 for (i = 0, section = section_headers;
2715 i < elf_header.e_shnum;
2716 i++, section ++)
2717 {
2718 if ( section->sh_type != SHT_RELA
2719 && section->sh_type != SHT_REL)
2720 continue;
2721
2722 rel_offset = section->sh_offset;
2723 rel_size = section->sh_size;
2724
2725 if (rel_size)
2726 {
2727 Elf32_Internal_Shdr * strsec;
2728 Elf32_Internal_Shdr * symsec;
2729 Elf_Internal_Sym * symtab;
2730 char * strtab;
2731 int is_rela;
2732 unsigned long nsyms;
2733
2734 printf (_("\nRelocation section "));
2735
2736 if (string_table == NULL)
2737 printf ("%d", section->sh_name);
2738 else
2739 printf ("'%s'", SECTION_NAME (section));
2740
2741 printf (_(" at offset 0x%lx contains %lu entries:\n"),
2742 rel_offset, (unsigned long) (rel_size / section->sh_entsize));
2743
2744 symsec = section_headers + section->sh_link;
2745
2746 nsyms = symsec->sh_size / symsec->sh_entsize;
2747 symtab = GET_ELF_SYMBOLS (file, symsec->sh_offset, nsyms);
2748
2749 if (symtab == NULL)
2750 continue;
2751
2752 strsec = section_headers + symsec->sh_link;
2753
2754 GET_DATA_ALLOC (strsec->sh_offset, strsec->sh_size, strtab,
2755 char *, "string table");
2756
2757 is_rela = section->sh_type == SHT_RELA;
2758
2759 dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela);
2760
2761 free (strtab);
2762 free (symtab);
2763
2764 found = 1;
2765 }
2766 }
2767
2768 if (! found)
2769 printf (_("\nThere are no relocations in this file.\n"));
2770 }
2771
2772 return 1;
2773 }
2774
2775
2776 static void
2777 dynamic_segment_mips_val (entry)
2778 Elf_Internal_Dyn * entry;
2779 {
2780 switch (entry->d_tag)
2781 {
2782 case DT_MIPS_FLAGS:
2783 if (entry->d_un.d_val == 0)
2784 printf ("NONE\n");
2785 else
2786 {
2787 static const char * opts[] =
2788 {
2789 "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT",
2790 "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS",
2791 "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD",
2792 "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF",
2793 "RLD_ORDER_SAFE"
2794 };
2795 unsigned int cnt;
2796 int first = 1;
2797 for (cnt = 0; cnt < NUM_ELEM (opts); ++ cnt)
2798 if (entry->d_un.d_val & (1 << cnt))
2799 {
2800 printf ("%s%s", first ? "" : " ", opts[cnt]);
2801 first = 0;
2802 }
2803 puts ("");
2804 }
2805 break;
2806
2807 case DT_MIPS_IVERSION:
2808 if (dynamic_strings != NULL)
2809 printf ("Interface Version: %s\n",
2810 dynamic_strings + entry->d_un.d_val);
2811 else
2812 printf ("%ld\n", (long) entry->d_un.d_ptr);
2813 break;
2814
2815 case DT_MIPS_TIME_STAMP:
2816 {
2817 char timebuf[20];
2818 time_t time = entry->d_un.d_val;
2819 strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
2820 printf ("Time Stamp: %s\n", timebuf);
2821 }
2822 break;
2823
2824 case DT_MIPS_RLD_VERSION:
2825 case DT_MIPS_LOCAL_GOTNO:
2826 case DT_MIPS_CONFLICTNO:
2827 case DT_MIPS_LIBLISTNO:
2828 case DT_MIPS_SYMTABNO:
2829 case DT_MIPS_UNREFEXTNO:
2830 case DT_MIPS_HIPAGENO:
2831 case DT_MIPS_DELTA_CLASS_NO:
2832 case DT_MIPS_DELTA_INSTANCE_NO:
2833 case DT_MIPS_DELTA_RELOC_NO:
2834 case DT_MIPS_DELTA_SYM_NO:
2835 case DT_MIPS_DELTA_CLASSSYM_NO:
2836 case DT_MIPS_COMPACT_SIZE:
2837 printf ("%ld\n", (long) entry->d_un.d_ptr);
2838 break;
2839
2840 default:
2841 printf ("%#lx\n", (long) entry->d_un.d_ptr);
2842 }
2843 }
2844
2845
2846 static void
2847 dynamic_segment_parisc_val (entry)
2848 Elf_Internal_Dyn * entry;
2849 {
2850 switch (entry->d_tag)
2851 {
2852 case DT_HP_DLD_FLAGS:
2853 {
2854 static struct
2855 {
2856 long int bit;
2857 const char * str;
2858 }
2859 flags[] =
2860 {
2861 { DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" },
2862 { DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" },
2863 { DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" },
2864 { DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" },
2865 { DT_HP_BIND_NOW, "HP_BIND_NOW" },
2866 { DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" },
2867 { DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" },
2868 { DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" },
2869 { DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" },
2870 { DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" },
2871 { DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" }
2872 };
2873 int first = 1;
2874 size_t cnt;
2875 bfd_vma val = entry->d_un.d_val;
2876
2877 for (cnt = 0; cnt < sizeof (flags) / sizeof (flags[0]); ++cnt)
2878 if (val & flags[cnt].bit)
2879 {
2880 if (! first)
2881 putchar (' ');
2882 fputs (flags[cnt].str, stdout);
2883 first = 0;
2884 val ^= flags[cnt].bit;
2885 }
2886
2887 if (val != 0 || first)
2888 {
2889 if (! first)
2890 putchar (' ');
2891 print_vma (val, HEX);
2892 }
2893 }
2894 break;
2895
2896 default:
2897 print_vma (entry->d_un.d_ptr, PREFIX_HEX);
2898 break;
2899 }
2900 }
2901
2902 static int
2903 get_32bit_dynamic_segment (file)
2904 FILE * file;
2905 {
2906 Elf32_External_Dyn * edyn;
2907 Elf_Internal_Dyn * entry;
2908 bfd_size_type i;
2909
2910 GET_DATA_ALLOC (dynamic_addr, dynamic_size,
2911 edyn, Elf32_External_Dyn *, "dynamic segment");
2912
2913 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
2914 how large this .dynamic is now. We can do this even before the byte
2915 swapping since the DT_NULL tag is recognizable. */
2916 dynamic_size = 0;
2917 while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL)
2918 ;
2919
2920 dynamic_segment = (Elf_Internal_Dyn *)
2921 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
2922
2923 if (dynamic_segment == NULL)
2924 {
2925 error (_("Out of memory\n"));
2926 free (edyn);
2927 return 0;
2928 }
2929
2930 for (i = 0, entry = dynamic_segment;
2931 i < dynamic_size;
2932 i ++, entry ++)
2933 {
2934 entry->d_tag = BYTE_GET (edyn [i].d_tag);
2935 entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val);
2936 }
2937
2938 free (edyn);
2939
2940 return 1;
2941 }
2942
2943 static int
2944 get_64bit_dynamic_segment (file)
2945 FILE * file;
2946 {
2947 Elf64_External_Dyn * edyn;
2948 Elf_Internal_Dyn * entry;
2949 bfd_size_type i;
2950
2951 GET_DATA_ALLOC (dynamic_addr, dynamic_size,
2952 edyn, Elf64_External_Dyn *, "dynamic segment");
2953
2954 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
2955 how large this .dynamic is now. We can do this even before the byte
2956 swapping since the DT_NULL tag is recognizable. */
2957 dynamic_size = 0;
2958 while (*(bfd_vma *) edyn [dynamic_size ++].d_tag != DT_NULL)
2959 ;
2960
2961 dynamic_segment = (Elf_Internal_Dyn *)
2962 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
2963
2964 if (dynamic_segment == NULL)
2965 {
2966 error (_("Out of memory\n"));
2967 free (edyn);
2968 return 0;
2969 }
2970
2971 for (i = 0, entry = dynamic_segment;
2972 i < dynamic_size;
2973 i ++, entry ++)
2974 {
2975 entry->d_tag = BYTE_GET8 (edyn [i].d_tag);
2976 entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val);
2977 }
2978
2979 free (edyn);
2980
2981 return 1;
2982 }
2983
2984 static const char *
2985 get_dynamic_flags (flags)
2986 bfd_vma flags;
2987 {
2988 static char buff [64];
2989 while (flags)
2990 {
2991 bfd_vma flag;
2992
2993 flag = flags & - flags;
2994 flags &= ~ flag;
2995
2996 switch (flag)
2997 {
2998 case DF_ORIGIN: strcat (buff, "ORIGIN "); break;
2999 case DF_SYMBOLIC: strcat (buff, "SYMBOLIC "); break;
3000 case DF_TEXTREL: strcat (buff, "TEXTREL "); break;
3001 case DF_BIND_NOW: strcat (buff, "BIND_NOW "); break;
3002 default: strcat (buff, "unknown "); break;
3003 }
3004 }
3005 return buff;
3006 }
3007
3008 /* Parse and display the contents of the dynamic segment. */
3009 static int
3010 process_dynamic_segment (file)
3011 FILE * file;
3012 {
3013 Elf_Internal_Dyn * entry;
3014 bfd_size_type i;
3015
3016 if (dynamic_size == 0)
3017 {
3018 if (do_dynamic)
3019 printf (_("\nThere is no dynamic segment in this file.\n"));
3020
3021 return 1;
3022 }
3023
3024 if (is_32bit_elf)
3025 {
3026 if (! get_32bit_dynamic_segment (file))
3027 return 0;
3028 }
3029 else if (! get_64bit_dynamic_segment (file))
3030 return 0;
3031
3032 /* Find the appropriate symbol table. */
3033 if (dynamic_symbols == NULL)
3034 {
3035 for (i = 0, entry = dynamic_segment;
3036 i < dynamic_size;
3037 ++i, ++ entry)
3038 {
3039 unsigned long offset;
3040
3041 if (entry->d_tag != DT_SYMTAB)
3042 continue;
3043
3044 dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
3045
3046 /* Since we do not know how big the symbol table is,
3047 we default to reading in the entire file (!) and
3048 processing that. This is overkill, I know, but it
3049 should work. */
3050 offset = entry->d_un.d_val - loadaddr;
3051
3052 if (fseek (file, 0, SEEK_END))
3053 error (_("Unable to seek to end of file!"));
3054
3055 if (is_32bit_elf)
3056 num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf32_External_Sym);
3057 else
3058 num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf64_External_Sym);
3059
3060 if (num_dynamic_syms < 1)
3061 {
3062 error (_("Unable to determine the number of symbols to load\n"));
3063 continue;
3064 }
3065
3066 dynamic_symbols = GET_ELF_SYMBOLS (file, offset, num_dynamic_syms);
3067 }
3068 }
3069
3070 /* Similarly find a string table. */
3071 if (dynamic_strings == NULL)
3072 {
3073 for (i = 0, entry = dynamic_segment;
3074 i < dynamic_size;
3075 ++i, ++ entry)
3076 {
3077 unsigned long offset;
3078 long str_tab_len;
3079
3080 if (entry->d_tag != DT_STRTAB)
3081 continue;
3082
3083 dynamic_info[DT_STRTAB] = entry->d_un.d_val;
3084
3085 /* Since we do not know how big the string table is,
3086 we default to reading in the entire file (!) and
3087 processing that. This is overkill, I know, but it
3088 should work. */
3089
3090 offset = entry->d_un.d_val - loadaddr;
3091 if (fseek (file, 0, SEEK_END))
3092 error (_("Unable to seek to end of file\n"));
3093 str_tab_len = ftell (file) - offset;
3094
3095 if (str_tab_len < 1)
3096 {
3097 error
3098 (_("Unable to determine the length of the dynamic string table\n"));
3099 continue;
3100 }
3101
3102 GET_DATA_ALLOC (offset, str_tab_len, dynamic_strings, char *,
3103 "dynamic string table");
3104
3105 break;
3106 }
3107 }
3108
3109 /* And find the syminfo section if available. */
3110 if (dynamic_syminfo == NULL)
3111 {
3112 unsigned int syminsz = 0;
3113
3114 for (i = 0, entry = dynamic_segment;
3115 i < dynamic_size;
3116 ++i, ++ entry)
3117 {
3118 if (entry->d_tag == DT_SYMINENT)
3119 {
3120 /* Note: these braces are necessary to avoid a syntax
3121 error from the SunOS4 C compiler. */
3122 assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val);
3123 }
3124 else if (entry->d_tag == DT_SYMINSZ)
3125 syminsz = entry->d_un.d_val;
3126 else if (entry->d_tag == DT_SYMINFO)
3127 dynamic_syminfo_offset = entry->d_un.d_val - loadaddr;
3128 }
3129
3130 if (dynamic_syminfo_offset != 0 && syminsz != 0)
3131 {
3132 Elf_External_Syminfo * extsyminfo;
3133 Elf_Internal_Syminfo * syminfo;
3134
3135 /* There is a syminfo section. Read the data. */
3136 GET_DATA_ALLOC (dynamic_syminfo_offset, syminsz, extsyminfo,
3137 Elf_External_Syminfo *, "symbol information");
3138
3139 dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz);
3140 if (dynamic_syminfo == NULL)
3141 {
3142 error (_("Out of memory\n"));
3143 return 0;
3144 }
3145
3146 dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
3147 for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent;
3148 ++i, ++syminfo)
3149 {
3150 syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto);
3151 syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags);
3152 }
3153
3154 free (extsyminfo);
3155 }
3156 }
3157
3158 if (do_dynamic && dynamic_addr)
3159 printf (_("\nDynamic segment at offset 0x%x contains %ld entries:\n"),
3160 dynamic_addr, (long) dynamic_size);
3161 if (do_dynamic)
3162 printf (_(" Tag Type Name/Value\n"));
3163
3164 for (i = 0, entry = dynamic_segment;
3165 i < dynamic_size;
3166 i++, entry ++)
3167 {
3168 if (do_dynamic)
3169 {
3170 putchar (' ');
3171 print_vma (entry->d_tag, FULL_HEX);
3172 printf (" (%s)%*s",
3173 get_dynamic_type (entry->d_tag),
3174 (is_32bit_elf ? 27 : 19) - strlen (get_dynamic_type (entry->d_tag)),
3175 " ");
3176 }
3177
3178 switch (entry->d_tag)
3179 {
3180 case DT_FLAGS:
3181 if (do_dynamic)
3182 printf ("%s", get_dynamic_flags (entry->d_un.d_val));
3183 break;
3184
3185 case DT_AUXILIARY:
3186 case DT_FILTER:
3187 if (do_dynamic)
3188 {
3189 if (entry->d_tag == DT_AUXILIARY)
3190 printf (_("Auxiliary library"));
3191 else
3192 printf (_("Filter library"));
3193
3194 if (dynamic_strings)
3195 printf (": [%s]\n", dynamic_strings + entry->d_un.d_val);
3196 else
3197 {
3198 printf (": ");
3199 print_vma (entry->d_un.d_val, PREFIX_HEX);
3200 putchar ('\n');
3201 }
3202 }
3203 break;
3204
3205 case DT_FEATURE_1:
3206 if (do_dynamic)
3207 {
3208 printf (_("Flags:"));
3209 if (entry->d_un.d_val == 0)
3210 printf (_(" None\n"));
3211 else
3212 {
3213 unsigned long int val = entry->d_un.d_val;
3214 if (val & DTF_1_PARINIT)
3215 {
3216 printf (" PARINIT");
3217 val ^= DTF_1_PARINIT;
3218 }
3219 if (val != 0)
3220 printf (" %lx", val);
3221 puts ("");
3222 }
3223 }
3224 break;
3225
3226 case DT_POSFLAG_1:
3227 if (do_dynamic)
3228 {
3229 printf (_("Flags:"));
3230 if (entry->d_un.d_val == 0)
3231 printf (_(" None\n"));
3232 else
3233 {
3234 unsigned long int val = entry->d_un.d_val;
3235 if (val & DF_P1_LAZYLOAD)
3236 {
3237 printf (" LAZYLOAD");
3238 val ^= DF_P1_LAZYLOAD;
3239 }
3240 if (val & DF_P1_GROUPPERM)
3241 {
3242 printf (" GROUPPERM");
3243 val ^= DF_P1_GROUPPERM;
3244 }
3245 if (val != 0)
3246 printf (" %lx", val);
3247 puts ("");
3248 }
3249 }
3250 break;
3251
3252 case DT_FLAGS_1:
3253 if (do_dynamic)
3254 {
3255 printf (_("Flags:"));
3256 if (entry->d_un.d_val == 0)
3257 printf (_(" None\n"));
3258 else
3259 {
3260 unsigned long int val = entry->d_un.d_val;
3261 if (val & DF_1_NOW)
3262 {
3263 printf (" NOW");
3264 val ^= DF_1_NOW;
3265 }
3266 if (val & DF_1_GLOBAL)
3267 {
3268 printf (" GLOBAL");
3269 val ^= DF_1_GLOBAL;
3270 }
3271 if (val & DF_1_GROUP)
3272 {
3273 printf (" GROUP");
3274 val ^= DF_1_GROUP;
3275 }
3276 if (val & DF_1_NODELETE)
3277 {
3278 printf (" NODELETE");
3279 val ^= DF_1_NODELETE;
3280 }
3281 if (val & DF_1_LOADFLTR)
3282 {
3283 printf (" LOADFLTR");
3284 val ^= DF_1_LOADFLTR;
3285 }
3286 if (val & DF_1_INITFIRST)
3287 {
3288 printf (" INITFIRST");
3289 val ^= DF_1_INITFIRST;
3290 }
3291 if (val & DF_1_NOOPEN)
3292 {
3293 printf (" NOOPEN");
3294 val ^= DF_1_NOOPEN;
3295 }
3296 if (val & DF_1_ORIGIN)
3297 {
3298 printf (" ORIGIN");
3299 val ^= DF_1_ORIGIN;
3300 }
3301 if (val & DF_1_DIRECT)
3302 {
3303 printf (" DIRECT");
3304 val ^= DF_1_DIRECT;
3305 }
3306 if (val & DF_1_TRANS)
3307 {
3308 printf (" TRANS");
3309 val ^= DF_1_TRANS;
3310 }
3311 if (val & DF_1_INTERPOSE)
3312 {
3313 printf (" INTERPOSE");
3314 val ^= DF_1_INTERPOSE;
3315 }
3316 if (val != 0)
3317 printf (" %lx", val);
3318 puts ("");
3319 }
3320 }
3321 break;
3322
3323 case DT_PLTREL:
3324 if (do_dynamic)
3325 puts (get_dynamic_type (entry->d_un.d_val));
3326 break;
3327
3328 case DT_NULL :
3329 case DT_NEEDED :
3330 case DT_PLTGOT :
3331 case DT_HASH :
3332 case DT_STRTAB :
3333 case DT_SYMTAB :
3334 case DT_RELA :
3335 case DT_INIT :
3336 case DT_FINI :
3337 case DT_SONAME :
3338 case DT_RPATH :
3339 case DT_SYMBOLIC:
3340 case DT_REL :
3341 case DT_DEBUG :
3342 case DT_TEXTREL :
3343 case DT_JMPREL :
3344 dynamic_info[entry->d_tag] = entry->d_un.d_val;
3345
3346 if (do_dynamic)
3347 {
3348 char * name;
3349
3350 if (dynamic_strings == NULL)
3351 name = NULL;
3352 else
3353 name = dynamic_strings + entry->d_un.d_val;
3354
3355 if (name)
3356 {
3357 switch (entry->d_tag)
3358 {
3359 case DT_NEEDED:
3360 printf (_("Shared library: [%s]"), name);
3361
3362 if (strcmp (name, program_interpreter) == 0)
3363 printf (_(" program interpreter"));
3364 break;
3365
3366 case DT_SONAME:
3367 printf (_("Library soname: [%s]"), name);
3368 break;
3369
3370 case DT_RPATH:
3371 printf (_("Library rpath: [%s]"), name);
3372 break;
3373
3374 default:
3375 print_vma (entry->d_un.d_val, PREFIX_HEX);
3376 break;
3377 }
3378 }
3379 else
3380 print_vma (entry->d_un.d_val, PREFIX_HEX);
3381
3382 putchar ('\n');
3383 }
3384 break;
3385
3386 case DT_PLTRELSZ:
3387 case DT_RELASZ :
3388 case DT_STRSZ :
3389 case DT_RELSZ :
3390 case DT_RELAENT :
3391 case DT_SYMENT :
3392 case DT_RELENT :
3393 case DT_PLTPADSZ:
3394 case DT_MOVEENT :
3395 case DT_MOVESZ :
3396 case DT_INIT_ARRAYSZ:
3397 case DT_FINI_ARRAYSZ:
3398 if (do_dynamic)
3399 {
3400 print_vma (entry->d_un.d_val, UNSIGNED);
3401 printf (" (bytes)\n");
3402 }
3403 break;
3404
3405 case DT_VERDEFNUM:
3406 case DT_VERNEEDNUM:
3407 case DT_RELACOUNT:
3408 case DT_RELCOUNT:
3409 if (do_dynamic)
3410 {
3411 print_vma (entry->d_un.d_val, UNSIGNED);
3412 putchar ('\n');
3413 }
3414 break;
3415
3416 case DT_SYMINSZ:
3417 case DT_SYMINENT:
3418 case DT_SYMINFO:
3419 case DT_USED:
3420 case DT_INIT_ARRAY:
3421 case DT_FINI_ARRAY:
3422 if (do_dynamic)
3423 {
3424 if (dynamic_strings != NULL && entry->d_tag == DT_USED)
3425 {
3426 char * name;
3427
3428 name = dynamic_strings + entry->d_un.d_val;
3429
3430 if (* name)
3431 {
3432 printf (_("Not needed object: [%s]\n"), name);
3433 break;
3434 }
3435 }
3436
3437 print_vma (entry->d_un.d_val, PREFIX_HEX);
3438 putchar ('\n');
3439 }
3440 break;
3441
3442 case DT_BIND_NOW:
3443 /* The value of this entry is ignored. */
3444 break;
3445
3446 default:
3447 if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM))
3448 version_info [DT_VERSIONTAGIDX (entry->d_tag)] =
3449 entry->d_un.d_val;
3450
3451 if (do_dynamic)
3452 {
3453 switch (elf_header.e_machine)
3454 {
3455 case EM_MIPS:
3456 case EM_MIPS_RS4_BE:
3457 dynamic_segment_mips_val (entry);
3458 break;
3459 case EM_PARISC:
3460 dynamic_segment_parisc_val (entry);
3461 break;
3462 default:
3463 print_vma (entry->d_un.d_val, PREFIX_HEX);
3464 putchar ('\n');
3465 }
3466 }
3467 break;
3468 }
3469 }
3470
3471 return 1;
3472 }
3473
3474 static char *
3475 get_ver_flags (flags)
3476 unsigned int flags;
3477 {
3478 static char buff [32];
3479
3480 buff[0] = 0;
3481
3482 if (flags == 0)
3483 return _("none");
3484
3485 if (flags & VER_FLG_BASE)
3486 strcat (buff, "BASE ");
3487
3488 if (flags & VER_FLG_WEAK)
3489 {
3490 if (flags & VER_FLG_BASE)
3491 strcat (buff, "| ");
3492
3493 strcat (buff, "WEAK ");
3494 }
3495
3496 if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK))
3497 strcat (buff, "| <unknown>");
3498
3499 return buff;
3500 }
3501
3502 /* Display the contents of the version sections. */
3503 static int
3504 process_version_sections (file)
3505 FILE * file;
3506 {
3507 Elf32_Internal_Shdr * section;
3508 unsigned i;
3509 int found = 0;
3510
3511 if (! do_version)
3512 return 1;
3513
3514 for (i = 0, section = section_headers;
3515 i < elf_header.e_shnum;
3516 i++, section ++)
3517 {
3518 switch (section->sh_type)
3519 {
3520 case SHT_GNU_verdef:
3521 {
3522 Elf_External_Verdef * edefs;
3523 unsigned int idx;
3524 unsigned int cnt;
3525
3526 found = 1;
3527
3528 printf
3529 (_("\nVersion definition section '%s' contains %ld entries:\n"),
3530 SECTION_NAME (section), section->sh_info);
3531
3532 printf (_(" Addr: 0x"));
3533 printf_vma (section->sh_addr);
3534 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
3535 (unsigned long) section->sh_offset, section->sh_link,
3536 SECTION_NAME (section_headers + section->sh_link));
3537
3538 GET_DATA_ALLOC (section->sh_offset, section->sh_size,
3539 edefs, Elf_External_Verdef *,
3540 "version definition section");
3541
3542 for (idx = cnt = 0; cnt < section->sh_info; ++ cnt)
3543 {
3544 char * vstart;
3545 Elf_External_Verdef * edef;
3546 Elf_Internal_Verdef ent;
3547 Elf_External_Verdaux * eaux;
3548 Elf_Internal_Verdaux aux;
3549 int j;
3550 int isum;
3551
3552 vstart = ((char *) edefs) + idx;
3553
3554 edef = (Elf_External_Verdef *) vstart;
3555
3556 ent.vd_version = BYTE_GET (edef->vd_version);
3557 ent.vd_flags = BYTE_GET (edef->vd_flags);
3558 ent.vd_ndx = BYTE_GET (edef->vd_ndx);
3559 ent.vd_cnt = BYTE_GET (edef->vd_cnt);
3560 ent.vd_hash = BYTE_GET (edef->vd_hash);
3561 ent.vd_aux = BYTE_GET (edef->vd_aux);
3562 ent.vd_next = BYTE_GET (edef->vd_next);
3563
3564 printf (_(" %#06x: Rev: %d Flags: %s"),
3565 idx, ent.vd_version, get_ver_flags (ent.vd_flags));
3566
3567 printf (_(" Index: %d Cnt: %d "),
3568 ent.vd_ndx, ent.vd_cnt);
3569
3570 vstart += ent.vd_aux;
3571
3572 eaux = (Elf_External_Verdaux *) vstart;
3573
3574 aux.vda_name = BYTE_GET (eaux->vda_name);
3575 aux.vda_next = BYTE_GET (eaux->vda_next);
3576
3577 if (dynamic_strings)
3578 printf (_("Name: %s\n"), dynamic_strings + aux.vda_name);
3579 else
3580 printf (_("Name index: %ld\n"), aux.vda_name);
3581
3582 isum = idx + ent.vd_aux;
3583
3584 for (j = 1; j < ent.vd_cnt; j ++)
3585 {
3586 isum += aux.vda_next;
3587 vstart += aux.vda_next;
3588
3589 eaux = (Elf_External_Verdaux *) vstart;
3590
3591 aux.vda_name = BYTE_GET (eaux->vda_name);
3592 aux.vda_next = BYTE_GET (eaux->vda_next);
3593
3594 if (dynamic_strings)
3595 printf (_(" %#06x: Parent %d: %s\n"),
3596 isum, j, dynamic_strings + aux.vda_name);
3597 else
3598 printf (_(" %#06x: Parent %d, name index: %ld\n"),
3599 isum, j, aux.vda_name);
3600 }
3601
3602 idx += ent.vd_next;
3603 }
3604
3605 free (edefs);
3606 }
3607 break;
3608
3609 case SHT_GNU_verneed:
3610 {
3611 Elf_External_Verneed * eneed;
3612 unsigned int idx;
3613 unsigned int cnt;
3614
3615 found = 1;
3616
3617 printf (_("\nVersion needs section '%s' contains %ld entries:\n"),
3618 SECTION_NAME (section), section->sh_info);
3619
3620 printf (_(" Addr: 0x"));
3621 printf_vma (section->sh_addr);
3622 printf (_(" Offset: %#08lx Link to section: %ld (%s)\n"),
3623 (unsigned long) section->sh_offset, section->sh_link,
3624 SECTION_NAME (section_headers + section->sh_link));
3625
3626 GET_DATA_ALLOC (section->sh_offset, section->sh_size,
3627 eneed, Elf_External_Verneed *,
3628 "version need section");
3629
3630 for (idx = cnt = 0; cnt < section->sh_info; ++cnt)
3631 {
3632 Elf_External_Verneed * entry;
3633 Elf_Internal_Verneed ent;
3634 int j;
3635 int isum;
3636 char * vstart;
3637
3638 vstart = ((char *) eneed) + idx;
3639
3640 entry = (Elf_External_Verneed *) vstart;
3641
3642 ent.vn_version = BYTE_GET (entry->vn_version);
3643 ent.vn_cnt = BYTE_GET (entry->vn_cnt);
3644 ent.vn_file = BYTE_GET (entry->vn_file);
3645 ent.vn_aux = BYTE_GET (entry->vn_aux);
3646 ent.vn_next = BYTE_GET (entry->vn_next);
3647
3648 printf (_(" %#06x: Version: %d"), idx, ent.vn_version);
3649
3650 if (dynamic_strings)
3651 printf (_(" File: %s"), dynamic_strings + ent.vn_file);
3652 else
3653 printf (_(" File: %lx"), ent.vn_file);
3654
3655 printf (_(" Cnt: %d\n"), ent.vn_cnt);
3656
3657 vstart += ent.vn_aux;
3658
3659 for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j)
3660 {
3661 Elf_External_Vernaux * eaux;
3662 Elf_Internal_Vernaux aux;
3663
3664 eaux = (Elf_External_Vernaux *) vstart;
3665
3666 aux.vna_hash = BYTE_GET (eaux->vna_hash);
3667 aux.vna_flags = BYTE_GET (eaux->vna_flags);
3668 aux.vna_other = BYTE_GET (eaux->vna_other);
3669 aux.vna_name = BYTE_GET (eaux->vna_name);
3670 aux.vna_next = BYTE_GET (eaux->vna_next);
3671
3672 if (dynamic_strings)
3673 printf (_(" %#06x: Name: %s"),
3674 isum, dynamic_strings + aux.vna_name);
3675 else
3676 printf (_(" %#06x: Name index: %lx"),
3677 isum, aux.vna_name);
3678
3679 printf (_(" Flags: %s Version: %d\n"),
3680 get_ver_flags (aux.vna_flags), aux.vna_other);
3681
3682 isum += aux.vna_next;
3683 vstart += aux.vna_next;
3684 }
3685
3686 idx += ent.vn_next;
3687 }
3688
3689 free (eneed);
3690 }
3691 break;
3692
3693 case SHT_GNU_versym:
3694 {
3695 Elf32_Internal_Shdr * link_section;
3696 int total;
3697 int cnt;
3698 unsigned char * edata;
3699 unsigned short * data;
3700 char * strtab;
3701 Elf_Internal_Sym * symbols;
3702 Elf32_Internal_Shdr * string_sec;
3703
3704 link_section = section_headers + section->sh_link;
3705 total = section->sh_size / section->sh_entsize;
3706
3707 found = 1;
3708
3709 symbols = GET_ELF_SYMBOLS (file, link_section->sh_offset,
3710 link_section->sh_size / link_section->sh_entsize);
3711
3712 string_sec = section_headers + link_section->sh_link;
3713
3714 GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size,
3715 strtab, char *, "version string table");
3716
3717 printf (_("\nVersion symbols section '%s' contains %d entries:\n"),
3718 SECTION_NAME (section), total);
3719
3720 printf (_(" Addr: "));
3721 printf_vma (section->sh_addr);
3722 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
3723 (unsigned long) section->sh_offset, section->sh_link,
3724 SECTION_NAME (link_section));
3725
3726 GET_DATA_ALLOC (version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
3727 - loadaddr,
3728 total * sizeof (short), edata,
3729 unsigned char *, "version symbol data");
3730
3731 data = (unsigned short *) malloc (total * sizeof (short));
3732
3733 for (cnt = total; cnt --;)
3734 data [cnt] = byte_get (edata + cnt * sizeof (short),
3735 sizeof (short));
3736
3737 free (edata);
3738
3739 for (cnt = 0; cnt < total; cnt += 4)
3740 {
3741 int j, nn;
3742 char *name;
3743
3744 printf (" %03x:", cnt);
3745
3746 for (j = 0; (j < 4) && (cnt + j) < total; ++j)
3747 switch (data [cnt + j])
3748 {
3749 case 0:
3750 fputs (_(" 0 (*local*) "), stdout);
3751 break;
3752
3753 case 1:
3754 fputs (_(" 1 (*global*) "), stdout);
3755 break;
3756
3757 default:
3758 nn = printf ("%4x%c", data [cnt + j] & 0x7fff,
3759 data [cnt + j] & 0x8000 ? 'h' : ' ');
3760
3761 if (symbols [cnt + j].st_shndx < SHN_LORESERVE
3762 && section_headers[symbols [cnt + j].st_shndx].sh_type
3763 == SHT_NOBITS)
3764 {
3765 /* We must test both. */
3766 Elf_Internal_Verneed ivn;
3767 unsigned long offset;
3768
3769 offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
3770 - loadaddr;
3771
3772 do
3773 {
3774 Elf_External_Verneed evn;
3775 Elf_External_Vernaux evna;
3776 Elf_Internal_Vernaux ivna;
3777 unsigned long vna_off;
3778
3779 GET_DATA (offset, evn, "version need");
3780
3781 ivn.vn_aux = BYTE_GET (evn.vn_aux);
3782 ivn.vn_next = BYTE_GET (evn.vn_next);
3783
3784 vna_off = offset + ivn.vn_aux;
3785
3786 do
3787 {
3788 GET_DATA (vna_off, evna,
3789 "version need aux (1)");
3790
3791 ivna.vna_next = BYTE_GET (evna.vna_next);
3792 ivna.vna_other = BYTE_GET (evna.vna_other);
3793
3794 vna_off += ivna.vna_next;
3795 }
3796 while (ivna.vna_other != data [cnt + j]
3797 && ivna.vna_next != 0);
3798
3799 if (ivna.vna_other == data [cnt + j])
3800 {
3801 ivna.vna_name = BYTE_GET (evna.vna_name);
3802
3803 name = strtab + ivna.vna_name;
3804 nn += printf ("(%s%-*s",
3805 name,
3806 12 - (int) strlen (name),
3807 ")");
3808 break;
3809 }
3810 else if (ivn.vn_next == 0)
3811 {
3812 if (data [cnt + j] != 0x8001)
3813 {
3814 Elf_Internal_Verdef ivd;
3815 Elf_External_Verdef evd;
3816
3817 offset = version_info
3818 [DT_VERSIONTAGIDX (DT_VERDEF)]
3819 - loadaddr;
3820
3821 do
3822 {
3823 GET_DATA (offset, evd,
3824 "version definition");
3825
3826 ivd.vd_next = BYTE_GET (evd.vd_next);
3827 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
3828
3829 offset += ivd.vd_next;
3830 }
3831 while (ivd.vd_ndx
3832 != (data [cnt + j] & 0x7fff)
3833 && ivd.vd_next != 0);
3834
3835 if (ivd.vd_ndx
3836 == (data [cnt + j] & 0x7fff))
3837 {
3838 Elf_External_Verdaux evda;
3839 Elf_Internal_Verdaux ivda;
3840
3841 ivd.vd_aux = BYTE_GET (evd.vd_aux);
3842
3843 GET_DATA (offset + ivd.vd_aux, evda,
3844 "version definition aux");
3845
3846 ivda.vda_name =
3847 BYTE_GET (evda.vda_name);
3848
3849 name = strtab + ivda.vda_name;
3850 nn +=
3851 printf ("(%s%-*s",
3852 name,
3853 12 - (int) strlen (name),
3854 ")");
3855 }
3856 }
3857
3858 break;
3859 }
3860 else
3861 offset += ivn.vn_next;
3862 }
3863 while (ivn.vn_next);
3864 }
3865 else if (symbols [cnt + j].st_shndx == SHN_UNDEF)
3866 {
3867 Elf_Internal_Verneed ivn;
3868 unsigned long offset;
3869
3870 offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
3871 - loadaddr;
3872
3873 do
3874 {
3875 Elf_Internal_Vernaux ivna;
3876 Elf_External_Verneed evn;
3877 Elf_External_Vernaux evna;
3878 unsigned long a_off;
3879
3880 GET_DATA (offset, evn, "version need");
3881
3882 ivn.vn_aux = BYTE_GET (evn.vn_aux);
3883 ivn.vn_next = BYTE_GET (evn.vn_next);
3884
3885 a_off = offset + ivn.vn_aux;
3886
3887 do
3888 {
3889 GET_DATA (a_off, evna,
3890 "version need aux (2)");
3891
3892 ivna.vna_next = BYTE_GET (evna.vna_next);
3893 ivna.vna_other = BYTE_GET (evna.vna_other);
3894
3895 a_off += ivna.vna_next;
3896 }
3897 while (ivna.vna_other != data [cnt + j]
3898 && ivna.vna_next != 0);
3899
3900 if (ivna.vna_other == data [cnt + j])
3901 {
3902 ivna.vna_name = BYTE_GET (evna.vna_name);
3903
3904 name = strtab + ivna.vna_name;
3905 nn += printf ("(%s%-*s",
3906 name,
3907 12 - (int) strlen (name),
3908 ")");
3909 break;
3910 }
3911
3912 offset += ivn.vn_next;
3913 }
3914 while (ivn.vn_next);
3915 }
3916 else if (data [cnt + j] != 0x8001)
3917 {
3918 Elf_Internal_Verdef ivd;
3919 Elf_External_Verdef evd;
3920 unsigned long offset;
3921
3922 offset = version_info
3923 [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr;
3924
3925 do
3926 {
3927 GET_DATA (offset, evd, "version def");
3928
3929 ivd.vd_next = BYTE_GET (evd.vd_next);
3930 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
3931
3932 offset += ivd.vd_next;
3933 }
3934 while (ivd.vd_ndx != (data [cnt + j] & 0x7fff)
3935 && ivd.vd_next != 0);
3936
3937 if (ivd.vd_ndx == (data [cnt + j] & 0x7fff))
3938 {
3939 Elf_External_Verdaux evda;
3940 Elf_Internal_Verdaux ivda;
3941
3942 ivd.vd_aux = BYTE_GET (evd.vd_aux);
3943
3944 GET_DATA (offset - ivd.vd_next + ivd.vd_aux,
3945 evda, "version def aux");
3946
3947 ivda.vda_name = BYTE_GET (evda.vda_name);
3948
3949 name = strtab + ivda.vda_name;
3950 nn += printf ("(%s%-*s",
3951 name,
3952 12 - (int) strlen (name),
3953 ")");
3954 }
3955 }
3956
3957 if (nn < 18)
3958 printf ("%*c", 18 - nn, ' ');
3959 }
3960
3961 putchar ('\n');
3962 }
3963
3964 free (data);
3965 free (strtab);
3966 free (symbols);
3967 }
3968 break;
3969
3970 default:
3971 break;
3972 }
3973 }
3974
3975 if (! found)
3976 printf (_("\nNo version information found in this file.\n"));
3977
3978 return 1;
3979 }
3980
3981 static const char *
3982 get_symbol_binding (binding)
3983 unsigned int binding;
3984 {
3985 static char buff [32];
3986
3987 switch (binding)
3988 {
3989 case STB_LOCAL: return "LOCAL";
3990 case STB_GLOBAL: return "GLOBAL";
3991 case STB_WEAK: return "WEAK";
3992 default:
3993 if (binding >= STB_LOPROC && binding <= STB_HIPROC)
3994 sprintf (buff, _("<processor specific>: %d"), binding);
3995 else if (binding >= STB_LOOS && binding <= STB_HIOS)
3996 sprintf (buff, _("<OS specific>: %d"), binding);
3997 else
3998 sprintf (buff, _("<unknown>: %d"), binding);
3999 return buff;
4000 }
4001 }
4002
4003 static const char *
4004 get_symbol_type (type)
4005 unsigned int type;
4006 {
4007 static char buff [32];
4008
4009 switch (type)
4010 {
4011 case STT_NOTYPE: return "NOTYPE";
4012 case STT_OBJECT: return "OBJECT";
4013 case STT_FUNC: return "FUNC";
4014 case STT_SECTION: return "SECTION";
4015 case STT_FILE: return "FILE";
4016 case STT_COMMON: return "COMMON";
4017 default:
4018 if (type >= STT_LOPROC && type <= STT_HIPROC)
4019 {
4020 if (elf_header.e_machine == EM_ARM && type == STT_ARM_TFUNC)
4021 return "THUMB_FUNC";
4022
4023 if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER)
4024 return "REGISTER";
4025
4026 if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI)
4027 return "PARISC_MILLI";
4028
4029 sprintf (buff, _("<processor specific>: %d"), type);
4030 }
4031 else if (type >= STT_LOOS && type <= STT_HIOS)
4032 {
4033 if (elf_header.e_machine == EM_PARISC)
4034 {
4035 if (type == STT_HP_OPAQUE)
4036 return "HP_OPAQUE";
4037 if (type == STT_HP_STUB)
4038 return "HP_STUB";
4039 }
4040
4041 sprintf (buff, _("<OS specific>: %d"), type);
4042 }
4043 else
4044 sprintf (buff, _("<unknown>: %d"), type);
4045 return buff;
4046 }
4047 }
4048
4049 static const char *
4050 get_symbol_visibility (visibility)
4051 unsigned int visibility;
4052 {
4053 switch (visibility)
4054 {
4055 case STV_DEFAULT: return "DEFAULT";
4056 case STV_INTERNAL: return "INTERNAL";
4057 case STV_HIDDEN: return "HIDDEN";
4058 case STV_PROTECTED: return "PROTECTED";
4059 default: abort ();
4060 }
4061 }
4062
4063 static const char *
4064 get_symbol_index_type (type)
4065 unsigned int type;
4066 {
4067 switch (type)
4068 {
4069 case SHN_UNDEF: return "UND";
4070 case SHN_ABS: return "ABS";
4071 case SHN_COMMON: return "COM";
4072 default:
4073 if (type >= SHN_LOPROC && type <= SHN_HIPROC)
4074 return "PRC";
4075 else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE)
4076 return "RSV";
4077 else if (type >= SHN_LOOS && type <= SHN_HIOS)
4078 return "OS ";
4079 else
4080 {
4081 static char buff [32];
4082
4083 sprintf (buff, "%3d", type);
4084 return buff;
4085 }
4086 }
4087 }
4088
4089 static int *
4090 get_dynamic_data (file, number)
4091 FILE * file;
4092 unsigned int number;
4093 {
4094 char * e_data;
4095 int * i_data;
4096
4097 e_data = (char *) malloc (number * 4);
4098
4099 if (e_data == NULL)
4100 {
4101 error (_("Out of memory\n"));
4102 return NULL;
4103 }
4104
4105 if (fread (e_data, 4, number, file) != number)
4106 {
4107 error (_("Unable to read in dynamic data\n"));
4108 return NULL;
4109 }
4110
4111 i_data = (int *) malloc (number * sizeof (* i_data));
4112
4113 if (i_data == NULL)
4114 {
4115 error (_("Out of memory\n"));
4116 free (e_data);
4117 return NULL;
4118 }
4119
4120 while (number--)
4121 i_data [number] = byte_get (e_data + number * 4, 4);
4122
4123 free (e_data);
4124
4125 return i_data;
4126 }
4127
4128 /* Dump the symbol table */
4129 static int
4130 process_symbol_table (file)
4131 FILE * file;
4132 {
4133 Elf32_Internal_Shdr * section;
4134 char nb [4];
4135 char nc [4];
4136 int nbuckets = 0;
4137 int nchains = 0;
4138 int * buckets = NULL;
4139 int * chains = NULL;
4140
4141 if (! do_syms && !do_histogram)
4142 return 1;
4143
4144 if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
4145 || do_histogram))
4146 {
4147 if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET))
4148 {
4149 error (_("Unable to seek to start of dynamic information"));
4150 return 0;
4151 }
4152
4153 if (fread (nb, sizeof (nb), 1, file) != 1)
4154 {
4155 error (_("Failed to read in number of buckets\n"));
4156 return 0;
4157 }
4158
4159 if (fread (nc, sizeof (nc), 1, file) != 1)
4160 {
4161 error (_("Failed to read in number of chains\n"));
4162 return 0;
4163 }
4164
4165 nbuckets = byte_get (nb, 4);
4166 nchains = byte_get (nc, 4);
4167
4168 buckets = get_dynamic_data (file, nbuckets);
4169 chains = get_dynamic_data (file, nchains);
4170
4171 if (buckets == NULL || chains == NULL)
4172 return 0;
4173 }
4174
4175 if (do_syms
4176 && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
4177 {
4178 int hn;
4179 int si;
4180
4181 printf (_("\nSymbol table for image:\n"));
4182 if (is_32bit_elf)
4183 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
4184 else
4185 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
4186
4187 for (hn = 0; hn < nbuckets; hn++)
4188 {
4189 if (! buckets [hn])
4190 continue;
4191
4192 for (si = buckets [hn]; si < nchains && si > 0; si = chains [si])
4193 {
4194 Elf_Internal_Sym * psym;
4195
4196 psym = dynamic_symbols + si;
4197
4198 printf (" %3d %3d: ", si, hn);
4199 print_vma (psym->st_value, LONG_HEX);
4200 putchar (' ' );
4201 print_vma (psym->st_size, DEC_5);
4202
4203 printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
4204 printf (" %6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
4205 printf (" %3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
4206 printf (" %3.3s", get_symbol_index_type (psym->st_shndx));
4207 printf (" %s\n", dynamic_strings + psym->st_name);
4208 }
4209 }
4210 }
4211 else if (do_syms && !do_using_dynamic)
4212 {
4213 unsigned int i;
4214
4215 for (i = 0, section = section_headers;
4216 i < elf_header.e_shnum;
4217 i++, section++)
4218 {
4219 unsigned int si;
4220 char * strtab;
4221 Elf_Internal_Sym * symtab;
4222 Elf_Internal_Sym * psym;
4223
4224
4225 if ( section->sh_type != SHT_SYMTAB
4226 && section->sh_type != SHT_DYNSYM)
4227 continue;
4228
4229 printf (_("\nSymbol table '%s' contains %lu entries:\n"),
4230 SECTION_NAME (section),
4231 (unsigned long) (section->sh_size / section->sh_entsize));
4232 if (is_32bit_elf)
4233 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
4234 else
4235 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
4236
4237 symtab = GET_ELF_SYMBOLS (file, section->sh_offset,
4238 section->sh_size / section->sh_entsize);
4239 if (symtab == NULL)
4240 continue;
4241
4242 if (section->sh_link == elf_header.e_shstrndx)
4243 strtab = string_table;
4244 else
4245 {
4246 Elf32_Internal_Shdr * string_sec;
4247
4248 string_sec = section_headers + section->sh_link;
4249
4250 GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size,
4251 strtab, char *, "string table");
4252 }
4253
4254 for (si = 0, psym = symtab;
4255 si < section->sh_size / section->sh_entsize;
4256 si ++, psym ++)
4257 {
4258 printf ("%6d: ", si);
4259 print_vma (psym->st_value, LONG_HEX);
4260 putchar (' ');
4261 print_vma (psym->st_size, DEC_5);
4262 printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
4263 printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
4264 printf (" %-3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
4265 printf (" %4s", get_symbol_index_type (psym->st_shndx));
4266 printf (" %s", strtab + psym->st_name);
4267
4268 if (section->sh_type == SHT_DYNSYM &&
4269 version_info [DT_VERSIONTAGIDX (DT_VERSYM)] != 0)
4270 {
4271 unsigned char data[2];
4272 unsigned short vers_data;
4273 unsigned long offset;
4274 int is_nobits;
4275 int check_def;
4276
4277 offset = version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
4278 - loadaddr;
4279
4280 GET_DATA (offset + si * sizeof (vers_data), data,
4281 "version data");
4282
4283 vers_data = byte_get (data, 2);
4284
4285 is_nobits = psym->st_shndx < SHN_LORESERVE ?
4286 (section_headers [psym->st_shndx].sh_type == SHT_NOBITS)
4287 : 0;
4288
4289 check_def = (psym->st_shndx != SHN_UNDEF);
4290
4291 if ((vers_data & 0x8000) || vers_data > 1)
4292 {
4293 if (is_nobits || ! check_def)
4294 {
4295 Elf_External_Verneed evn;
4296 Elf_Internal_Verneed ivn;
4297 Elf_Internal_Vernaux ivna;
4298
4299 /* We must test both. */
4300 offset = version_info
4301 [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr;
4302
4303 GET_DATA (offset, evn, "version need");
4304
4305 ivn.vn_aux = BYTE_GET (evn.vn_aux);
4306 ivn.vn_next = BYTE_GET (evn.vn_next);
4307
4308 do
4309 {
4310 unsigned long vna_off;
4311
4312 vna_off = offset + ivn.vn_aux;
4313
4314 do
4315 {
4316 Elf_External_Vernaux evna;
4317
4318 GET_DATA (vna_off, evna,
4319 "version need aux (3)");
4320
4321 ivna.vna_other = BYTE_GET (evna.vna_other);
4322 ivna.vna_next = BYTE_GET (evna.vna_next);
4323 ivna.vna_name = BYTE_GET (evna.vna_name);
4324
4325 vna_off += ivna.vna_next;
4326 }
4327 while (ivna.vna_other != vers_data
4328 && ivna.vna_next != 0);
4329
4330 if (ivna.vna_other == vers_data)
4331 break;
4332
4333 offset += ivn.vn_next;
4334 }
4335 while (ivn.vn_next != 0);
4336
4337 if (ivna.vna_other == vers_data)
4338 {
4339 printf ("@%s (%d)",
4340 strtab + ivna.vna_name, ivna.vna_other);
4341 check_def = 0;
4342 }
4343 else if (! is_nobits)
4344 error (_("bad dynamic symbol"));
4345 else
4346 check_def = 1;
4347 }
4348
4349 if (check_def)
4350 {
4351 if (vers_data != 0x8001)
4352 {
4353 Elf_Internal_Verdef ivd;
4354 Elf_Internal_Verdaux ivda;
4355 Elf_External_Verdaux evda;
4356 unsigned long offset;
4357
4358 offset =
4359 version_info [DT_VERSIONTAGIDX (DT_VERDEF)]
4360 - loadaddr;
4361
4362 do
4363 {
4364 Elf_External_Verdef evd;
4365
4366 GET_DATA (offset, evd, "version def");
4367
4368 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
4369 ivd.vd_aux = BYTE_GET (evd.vd_aux);
4370 ivd.vd_next = BYTE_GET (evd.vd_next);
4371
4372 offset += ivd.vd_next;
4373 }
4374 while (ivd.vd_ndx != (vers_data & 0x7fff)
4375 && ivd.vd_next != 0);
4376
4377 offset -= ivd.vd_next;
4378 offset += ivd.vd_aux;
4379
4380 GET_DATA (offset, evda, "version def aux");
4381
4382 ivda.vda_name = BYTE_GET (evda.vda_name);
4383
4384 if (psym->st_name != ivda.vda_name)
4385 printf ((vers_data & 0x8000)
4386 ? "@%s" : "@@%s",
4387 strtab + ivda.vda_name);
4388 }
4389 }
4390 }
4391 }
4392
4393 putchar ('\n');
4394 }
4395
4396 free (symtab);
4397 if (strtab != string_table)
4398 free (strtab);
4399 }
4400 }
4401 else if (do_syms)
4402 printf
4403 (_("\nDynamic symbol information is not available for displaying symbols.\n"));
4404
4405 if (do_histogram && buckets != NULL)
4406 {
4407 int *lengths;
4408 int *counts;
4409 int hn;
4410 int si;
4411 int maxlength = 0;
4412 int nzero_counts = 0;
4413 int nsyms = 0;
4414
4415 printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
4416 nbuckets);
4417 printf (_(" Length Number %% of total Coverage\n"));
4418
4419 lengths = (int *) calloc (nbuckets, sizeof (int));
4420 if (lengths == NULL)
4421 {
4422 error (_("Out of memory"));
4423 return 0;
4424 }
4425 for (hn = 0; hn < nbuckets; ++hn)
4426 {
4427 if (! buckets [hn])
4428 continue;
4429
4430 for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si])
4431 {
4432 ++ nsyms;
4433 if (maxlength < ++lengths[hn])
4434 ++ maxlength;
4435 }
4436 }
4437
4438 counts = (int *) calloc (maxlength + 1, sizeof (int));
4439 if (counts == NULL)
4440 {
4441 error (_("Out of memory"));
4442 return 0;
4443 }
4444
4445 for (hn = 0; hn < nbuckets; ++hn)
4446 ++ counts [lengths [hn]];
4447
4448 if (nbuckets > 0)
4449 {
4450 printf (" 0 %-10d (%5.1f%%)\n",
4451 counts[0], (counts[0] * 100.0) / nbuckets);
4452 for (si = 1; si <= maxlength; ++si)
4453 {
4454 nzero_counts += counts[si] * si;
4455 printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
4456 si, counts[si], (counts[si] * 100.0) / nbuckets,
4457 (nzero_counts * 100.0) / nsyms);
4458 }
4459 }
4460
4461 free (counts);
4462 free (lengths);
4463 }
4464
4465 if (buckets != NULL)
4466 {
4467 free (buckets);
4468 free (chains);
4469 }
4470
4471 return 1;
4472 }
4473
4474 static int
4475 process_syminfo (file)
4476 FILE * file ATTRIBUTE_UNUSED;
4477 {
4478 unsigned int i;
4479
4480 if (dynamic_syminfo == NULL
4481 || !do_dynamic)
4482 /* No syminfo, this is ok. */
4483 return 1;
4484
4485 /* There better should be a dynamic symbol section. */
4486 if (dynamic_symbols == NULL || dynamic_strings == NULL)
4487 return 0;
4488
4489 if (dynamic_addr)
4490 printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"),
4491 dynamic_syminfo_offset, dynamic_syminfo_nent);
4492
4493 printf (_(" Num: Name BoundTo Flags\n"));
4494 for (i = 0; i < dynamic_syminfo_nent; ++i)
4495 {
4496 unsigned short int flags = dynamic_syminfo[i].si_flags;
4497
4498 printf ("%4d: %-30s ", i,
4499 dynamic_strings + dynamic_symbols[i].st_name);
4500
4501 switch (dynamic_syminfo[i].si_boundto)
4502 {
4503 case SYMINFO_BT_SELF:
4504 fputs ("SELF ", stdout);
4505 break;
4506 case SYMINFO_BT_PARENT:
4507 fputs ("PARENT ", stdout);
4508 break;
4509 default:
4510 if (dynamic_syminfo[i].si_boundto > 0
4511 && dynamic_syminfo[i].si_boundto < dynamic_size)
4512 printf ("%-10s ",
4513 dynamic_strings
4514 + dynamic_segment[dynamic_syminfo[i].si_boundto].d_un.d_val);
4515 else
4516 printf ("%-10d ", dynamic_syminfo[i].si_boundto);
4517 break;
4518 }
4519
4520 if (flags & SYMINFO_FLG_DIRECT)
4521 printf (" DIRECT");
4522 if (flags & SYMINFO_FLG_PASSTHRU)
4523 printf (" PASSTHRU");
4524 if (flags & SYMINFO_FLG_COPY)
4525 printf (" COPY");
4526 if (flags & SYMINFO_FLG_LAZYLOAD)
4527 printf (" LAZYLOAD");
4528
4529 puts ("");
4530 }
4531
4532 return 1;
4533 }
4534
4535 #ifdef SUPPORT_DISASSEMBLY
4536 static void
4537 disassemble_section (section, file)
4538 Elf32_Internal_Shdr * section;
4539 FILE * file;
4540 {
4541 printf (_("\nAssembly dump of section %s\n"),
4542 SECTION_NAME (section));
4543
4544 /* XXX -- to be done --- XXX */
4545
4546 return 1;
4547 }
4548 #endif
4549
4550 static int
4551 dump_section (section, file)
4552 Elf32_Internal_Shdr * section;
4553 FILE * file;
4554 {
4555 bfd_size_type bytes;
4556 bfd_vma addr;
4557 unsigned char * data;
4558 unsigned char * start;
4559
4560 bytes = section->sh_size;
4561
4562 if (bytes == 0)
4563 {
4564 printf (_("\nSection '%s' has no data to dump.\n"),
4565 SECTION_NAME (section));
4566 return 0;
4567 }
4568 else
4569 printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
4570
4571 addr = section->sh_addr;
4572
4573 GET_DATA_ALLOC (section->sh_offset, bytes, start, unsigned char *,
4574 "section data");
4575
4576 data = start;
4577
4578 while (bytes)
4579 {
4580 int j;
4581 int k;
4582 int lbytes;
4583
4584 lbytes = (bytes > 16 ? 16 : bytes);
4585
4586 printf (" 0x%8.8lx ", (unsigned long) addr);
4587
4588 switch (elf_header.e_ident [EI_DATA])
4589 {
4590 default:
4591 case ELFDATA2LSB:
4592 for (j = 15; j >= 0; j --)
4593 {
4594 if (j < lbytes)
4595 printf ("%2.2x", data [j]);
4596 else
4597 printf (" ");
4598
4599 if (!(j & 0x3))
4600 printf (" ");
4601 }
4602 break;
4603
4604 case ELFDATA2MSB:
4605 for (j = 0; j < 16; j++)
4606 {
4607 if (j < lbytes)
4608 printf ("%2.2x", data [j]);
4609 else
4610 printf (" ");
4611
4612 if ((j & 3) == 3)
4613 printf (" ");
4614 }
4615 break;
4616 }
4617
4618 for (j = 0; j < lbytes; j++)
4619 {
4620 k = data [j];
4621 if (k >= ' ' && k < 0x80)
4622 printf ("%c", k);
4623 else
4624 printf (".");
4625 }
4626
4627 putchar ('\n');
4628
4629 data += lbytes;
4630 addr += lbytes;
4631 bytes -= lbytes;
4632 }
4633
4634 free (start);
4635
4636 return 1;
4637 }
4638
4639
4640 static unsigned long int
4641 read_leb128 (data, length_return, sign)
4642 unsigned char * data;
4643 int * length_return;
4644 int sign;
4645 {
4646 unsigned long int result = 0;
4647 unsigned int num_read = 0;
4648 int shift = 0;
4649 unsigned char byte;
4650
4651 do
4652 {
4653 byte = * data ++;
4654 num_read ++;
4655
4656 result |= (byte & 0x7f) << shift;
4657
4658 shift += 7;
4659
4660 }
4661 while (byte & 0x80);
4662
4663 if (length_return != NULL)
4664 * length_return = num_read;
4665
4666 if (sign && (shift < 32) && (byte & 0x40))
4667 result |= -1 << shift;
4668
4669 return result;
4670 }
4671
4672 typedef struct State_Machine_Registers
4673 {
4674 unsigned long address;
4675 unsigned int file;
4676 unsigned int line;
4677 unsigned int column;
4678 int is_stmt;
4679 int basic_block;
4680 int end_sequence;
4681 /* This variable hold the number of the last entry seen
4682 in the File Table. */
4683 unsigned int last_file_entry;
4684 } SMR;
4685
4686 static SMR state_machine_regs;
4687
4688 static void
4689 reset_state_machine (is_stmt)
4690 int is_stmt;
4691 {
4692 state_machine_regs.address = 0;
4693 state_machine_regs.file = 1;
4694 state_machine_regs.line = 1;
4695 state_machine_regs.column = 0;
4696 state_machine_regs.is_stmt = is_stmt;
4697 state_machine_regs.basic_block = 0;
4698 state_machine_regs.end_sequence = 0;
4699 state_machine_regs.last_file_entry = 0;
4700 }
4701
4702 /* Handled an extend line op. Returns true if this is the end
4703 of sequence. */
4704 static int
4705 process_extended_line_op (data, is_stmt, pointer_size)
4706 unsigned char * data;
4707 int is_stmt;
4708 int pointer_size;
4709 {
4710 unsigned char op_code;
4711 int bytes_read;
4712 unsigned int len;
4713 unsigned char * name;
4714 unsigned long adr;
4715
4716 len = read_leb128 (data, & bytes_read, 0);
4717 data += bytes_read;
4718
4719 if (len == 0)
4720 {
4721 warn (_("badly formed extended line op encountered!"));
4722 return bytes_read;
4723 }
4724
4725 len += bytes_read;
4726 op_code = * data ++;
4727
4728 printf (_(" Extended opcode %d: "), op_code);
4729
4730 switch (op_code)
4731 {
4732 case DW_LNE_end_sequence:
4733 printf (_("End of Sequence\n\n"));
4734 reset_state_machine (is_stmt);
4735 break;
4736
4737 case DW_LNE_set_address:
4738 adr = byte_get (data, pointer_size);
4739 printf (_("set Address to 0x%lx\n"), adr);
4740 state_machine_regs.address = adr;
4741 break;
4742
4743 case DW_LNE_define_file:
4744 printf (_(" define new File Table entry\n"));
4745 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
4746
4747 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
4748 name = data;
4749 data += strlen (data) + 1;
4750 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4751 data += bytes_read;
4752 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4753 data += bytes_read;
4754 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4755 printf (_("%s\n\n"), name);
4756 break;
4757
4758 default:
4759 printf (_("UNKNOWN: length %d\n"), len - bytes_read);
4760 break;
4761 }
4762
4763 return len;
4764 }
4765
4766 /* Size of pointers in the .debug_line section. This information is not
4767 really present in that section. It's obtained before dumping the debug
4768 sections by doing some pre-scan of the .debug_info section. */
4769 static int debug_line_pointer_size = 4;
4770
4771 static int
4772 display_debug_lines (section, start, file)
4773 Elf32_Internal_Shdr * section;
4774 unsigned char * start;
4775 FILE * file ATTRIBUTE_UNUSED;
4776 {
4777 DWARF2_External_LineInfo * external;
4778 DWARF2_Internal_LineInfo info;
4779 unsigned char * standard_opcodes;
4780 unsigned char * data = start;
4781 unsigned char * end = start + section->sh_size;
4782 unsigned char * end_of_sequence;
4783 int i;
4784
4785 printf (_("\nDump of debug contents of section %s:\n\n"),
4786 SECTION_NAME (section));
4787
4788 while (data < end)
4789 {
4790 external = (DWARF2_External_LineInfo *) data;
4791
4792 /* Check the length of the block. */
4793 info.li_length = BYTE_GET (external->li_length);
4794 if (info.li_length > section->sh_size)
4795 {
4796 warn
4797 (_("The line info appears to be corrupt - the section is too small\n"));
4798 return 0;
4799 }
4800
4801 /* Check its version number. */
4802 info.li_version = BYTE_GET (external->li_version);
4803 if (info.li_version != 2)
4804 {
4805 warn (_("Only DWARF version 2 line info is currently supported.\n"));
4806 return 0;
4807 }
4808
4809 info.li_prologue_length = BYTE_GET (external->li_prologue_length);
4810 info.li_min_insn_length = BYTE_GET (external->li_min_insn_length);
4811 info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt);
4812 info.li_line_base = BYTE_GET (external->li_line_base);
4813 info.li_line_range = BYTE_GET (external->li_line_range);
4814 info.li_opcode_base = BYTE_GET (external->li_opcode_base);
4815
4816 /* Sign extend the line base field. */
4817 info.li_line_base <<= 24;
4818 info.li_line_base >>= 24;
4819
4820 printf (_(" Length: %ld\n"), info.li_length);
4821 printf (_(" DWARF Version: %d\n"), info.li_version);
4822 printf (_(" Prolgue Length: %d\n"), info.li_prologue_length);
4823 printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length);
4824 printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt);
4825 printf (_(" Line Base: %d\n"), info.li_line_base);
4826 printf (_(" Line Range: %d\n"), info.li_line_range);
4827 printf (_(" Opcode Base: %d\n"), info.li_opcode_base);
4828
4829 end_of_sequence = data + info.li_length + sizeof (info.li_length);
4830
4831 reset_state_machine (info.li_default_is_stmt);
4832
4833 /* Display the contents of the Opcodes table. */
4834 standard_opcodes = data + sizeof (* external);
4835
4836 printf (_("\n Opcodes:\n"));
4837
4838 for (i = 1; i < info.li_opcode_base; i++)
4839 printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
4840
4841 /* Display the contents of the Directory table. */
4842 data = standard_opcodes + info.li_opcode_base - 1;
4843
4844 if (* data == 0)
4845 printf (_("\n The Directory Table is empty.\n"));
4846 else
4847 {
4848 printf (_("\n The Directory Table:\n"));
4849
4850 while (* data != 0)
4851 {
4852 printf (_(" %s\n"), data);
4853
4854 data += strlen (data) + 1;
4855 }
4856 }
4857
4858 /* Skip the NUL at the end of the table. */
4859 data ++;
4860
4861 /* Display the contents of the File Name table. */
4862 if (* data == 0)
4863 printf (_("\n The File Name Table is empty.\n"));
4864 else
4865 {
4866 printf (_("\n The File Name Table:\n"));
4867 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
4868
4869 while (* data != 0)
4870 {
4871 char * name;
4872 int bytes_read;
4873
4874 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
4875 name = data;
4876
4877 data += strlen (data) + 1;
4878
4879 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4880 data += bytes_read;
4881 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4882 data += bytes_read;
4883 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
4884 data += bytes_read;
4885 printf (_("%s\n"), name);
4886 }
4887 }
4888
4889 /* Skip the NUL at the end of the table. */
4890 data ++;
4891
4892 /* Now display the statements. */
4893 printf (_("\n Line Number Statements:\n"));
4894
4895
4896 while (data < end_of_sequence)
4897 {
4898 unsigned char op_code;
4899 int adv;
4900 int bytes_read;
4901
4902 op_code = * data ++;
4903
4904 switch (op_code)
4905 {
4906 case DW_LNS_extended_op:
4907 data += process_extended_line_op (data, info.li_default_is_stmt,
4908 debug_line_pointer_size);
4909 break;
4910
4911 case DW_LNS_copy:
4912 printf (_(" Copy\n"));
4913 break;
4914
4915 case DW_LNS_advance_pc:
4916 adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0);
4917 data += bytes_read;
4918 state_machine_regs.address += adv;
4919 printf (_(" Advance PC by %d to %lx\n"), adv,
4920 state_machine_regs.address);
4921 break;
4922
4923 case DW_LNS_advance_line:
4924 adv = read_leb128 (data, & bytes_read, 1);
4925 data += bytes_read;
4926 state_machine_regs.line += adv;
4927 printf (_(" Advance Line by %d to %d\n"), adv,
4928 state_machine_regs.line);
4929 break;
4930
4931 case DW_LNS_set_file:
4932 adv = read_leb128 (data, & bytes_read, 0);
4933 data += bytes_read;
4934 printf (_(" Set File Name to entry %d in the File Name Table\n"),
4935 adv);
4936 state_machine_regs.file = adv;
4937 break;
4938
4939 case DW_LNS_set_column:
4940 adv = read_leb128 (data, & bytes_read, 0);
4941 data += bytes_read;
4942 printf (_(" Set column to %d\n"), adv);
4943 state_machine_regs.column = adv;
4944 break;
4945
4946 case DW_LNS_negate_stmt:
4947 adv = state_machine_regs.is_stmt;
4948 adv = ! adv;
4949 printf (_(" Set is_stmt to %d\n"), adv);
4950 state_machine_regs.is_stmt = adv;
4951 break;
4952
4953 case DW_LNS_set_basic_block:
4954 printf (_(" Set basic block\n"));
4955 state_machine_regs.basic_block = 1;
4956 break;
4957
4958 case DW_LNS_const_add_pc:
4959 adv = (((255 - info.li_opcode_base) / info.li_line_range)
4960 * info.li_min_insn_length);
4961 state_machine_regs.address += adv;
4962 printf (_(" Advance PC by constant %d to 0x%lx\n"), adv,
4963 state_machine_regs.address);
4964 break;
4965
4966 case DW_LNS_fixed_advance_pc:
4967 adv = byte_get (data, 2);
4968 data += 2;
4969 state_machine_regs.address += adv;
4970 printf (_(" Advance PC by fixed size amount %d to 0x%lx\n"),
4971 adv, state_machine_regs.address);
4972 break;
4973
4974 default:
4975 op_code -= info.li_opcode_base;
4976 adv = (op_code / info.li_line_range) * info.li_min_insn_length;
4977 state_machine_regs.address += adv;
4978 printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
4979 op_code, adv, state_machine_regs.address);
4980 adv = (op_code % info.li_line_range) + info.li_line_base;
4981 state_machine_regs.line += adv;
4982 printf (_(" and Line by %d to %d\n"),
4983 adv, state_machine_regs.line);
4984 break;
4985 }
4986 }
4987 printf ("\n");
4988 }
4989
4990 return 1;
4991 }
4992
4993 static int
4994 display_debug_pubnames (section, start, file)
4995 Elf32_Internal_Shdr * section;
4996 unsigned char * start;
4997 FILE * file ATTRIBUTE_UNUSED;
4998 {
4999 DWARF2_External_PubNames * external;
5000 DWARF2_Internal_PubNames pubnames;
5001 unsigned char * end;
5002
5003 end = start + section->sh_size;
5004
5005 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
5006
5007 while (start < end)
5008 {
5009 unsigned char * data;
5010 unsigned long offset;
5011
5012 external = (DWARF2_External_PubNames *) start;
5013
5014 pubnames.pn_length = BYTE_GET (external->pn_length);
5015 pubnames.pn_version = BYTE_GET (external->pn_version);
5016 pubnames.pn_offset = BYTE_GET (external->pn_offset);
5017 pubnames.pn_size = BYTE_GET (external->pn_size);
5018
5019 data = start + sizeof (* external);
5020 start += pubnames.pn_length + sizeof (external->pn_length);
5021
5022 if (pubnames.pn_version != 2)
5023 {
5024 warn (_("Only DWARF 2 pubnames are currently supported"));
5025 continue;
5026 }
5027
5028 printf (_(" Length: %ld\n"),
5029 pubnames.pn_length);
5030 printf (_(" Version: %d\n"),
5031 pubnames.pn_version);
5032 printf (_(" Offset into .debug_info section: %ld\n"),
5033 pubnames.pn_offset);
5034 printf (_(" Size of area in .debug_info section: %ld\n"),
5035 pubnames.pn_size);
5036
5037 printf (_("\n Offset\tName\n"));
5038
5039 do
5040 {
5041 offset = byte_get (data, 4);
5042
5043 if (offset != 0)
5044 {
5045 data += 4;
5046 printf (" %ld\t\t%s\n", offset, data);
5047 data += strlen (data) + 1;
5048 }
5049 }
5050 while (offset != 0);
5051 }
5052
5053 printf ("\n");
5054 return 1;
5055 }
5056
5057 static char *
5058 get_TAG_name (tag)
5059 unsigned long tag;
5060 {
5061 switch (tag)
5062 {
5063 case DW_TAG_padding: return "DW_TAG_padding";
5064 case DW_TAG_array_type: return "DW_TAG_array_type";
5065 case DW_TAG_class_type: return "DW_TAG_class_type";
5066 case DW_TAG_entry_point: return "DW_TAG_entry_point";
5067 case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
5068 case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
5069 case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
5070 case DW_TAG_label: return "DW_TAG_label";
5071 case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
5072 case DW_TAG_member: return "DW_TAG_member";
5073 case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
5074 case DW_TAG_reference_type: return "DW_TAG_reference_type";
5075 case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
5076 case DW_TAG_string_type: return "DW_TAG_string_type";
5077 case DW_TAG_structure_type: return "DW_TAG_structure_type";
5078 case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
5079 case DW_TAG_typedef: return "DW_TAG_typedef";
5080 case DW_TAG_union_type: return "DW_TAG_union_type";
5081 case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
5082 case DW_TAG_variant: return "DW_TAG_variant";
5083 case DW_TAG_common_block: return "DW_TAG_common_block";
5084 case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
5085 case DW_TAG_inheritance: return "DW_TAG_inheritance";
5086 case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
5087 case DW_TAG_module: return "DW_TAG_module";
5088 case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
5089 case DW_TAG_set_type: return "DW_TAG_set_type";
5090 case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
5091 case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
5092 case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
5093 case DW_TAG_base_type: return "DW_TAG_base_type";
5094 case DW_TAG_catch_block: return "DW_TAG_catch_block";
5095 case DW_TAG_const_type: return "DW_TAG_const_type";
5096 case DW_TAG_constant: return "DW_TAG_constant";
5097 case DW_TAG_enumerator: return "DW_TAG_enumerator";
5098 case DW_TAG_file_type: return "DW_TAG_file_type";
5099 case DW_TAG_friend: return "DW_TAG_friend";
5100 case DW_TAG_namelist: return "DW_TAG_namelist";
5101 case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
5102 case DW_TAG_packed_type: return "DW_TAG_packed_type";
5103 case DW_TAG_subprogram: return "DW_TAG_subprogram";
5104 case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
5105 case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
5106 case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
5107 case DW_TAG_try_block: return "DW_TAG_try_block";
5108 case DW_TAG_variant_part: return "DW_TAG_variant_part";
5109 case DW_TAG_variable: return "DW_TAG_variable";
5110 case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
5111 case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
5112 case DW_TAG_format_label: return "DW_TAG_format_label";
5113 case DW_TAG_function_template: return "DW_TAG_function_template";
5114 case DW_TAG_class_template: return "DW_TAG_class_template";
5115 default:
5116 {
5117 static char buffer [100];
5118
5119 sprintf (buffer, _("Unknown TAG value: %lx"), tag);
5120 return buffer;
5121 }
5122 }
5123 }
5124
5125 static char *
5126 get_AT_name (attribute)
5127 unsigned long attribute;
5128 {
5129 switch (attribute)
5130 {
5131 case DW_AT_sibling: return "DW_AT_sibling";
5132 case DW_AT_location: return "DW_AT_location";
5133 case DW_AT_name: return "DW_AT_name";
5134 case DW_AT_ordering: return "DW_AT_ordering";
5135 case DW_AT_subscr_data: return "DW_AT_subscr_data";
5136 case DW_AT_byte_size: return "DW_AT_byte_size";
5137 case DW_AT_bit_offset: return "DW_AT_bit_offset";
5138 case DW_AT_bit_size: return "DW_AT_bit_size";
5139 case DW_AT_element_list: return "DW_AT_element_list";
5140 case DW_AT_stmt_list: return "DW_AT_stmt_list";
5141 case DW_AT_low_pc: return "DW_AT_low_pc";
5142 case DW_AT_high_pc: return "DW_AT_high_pc";
5143 case DW_AT_language: return "DW_AT_language";
5144 case DW_AT_member: return "DW_AT_member";
5145 case DW_AT_discr: return "DW_AT_discr";
5146 case DW_AT_discr_value: return "DW_AT_discr_value";
5147 case DW_AT_visibility: return "DW_AT_visibility";
5148 case DW_AT_import: return "DW_AT_import";
5149 case DW_AT_string_length: return "DW_AT_string_length";
5150 case DW_AT_common_reference: return "DW_AT_common_reference";
5151 case DW_AT_comp_dir: return "DW_AT_comp_dir";
5152 case DW_AT_const_value: return "DW_AT_const_value";
5153 case DW_AT_containing_type: return "DW_AT_containing_type";
5154 case DW_AT_default_value: return "DW_AT_default_value";
5155 case DW_AT_inline: return "DW_AT_inline";
5156 case DW_AT_is_optional: return "DW_AT_is_optional";
5157 case DW_AT_lower_bound: return "DW_AT_lower_bound";
5158 case DW_AT_producer: return "DW_AT_producer";
5159 case DW_AT_prototyped: return "DW_AT_prototyped";
5160 case DW_AT_return_addr: return "DW_AT_return_addr";
5161 case DW_AT_start_scope: return "DW_AT_start_scope";
5162 case DW_AT_stride_size: return "DW_AT_stride_size";
5163 case DW_AT_upper_bound: return "DW_AT_upper_bound";
5164 case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
5165 case DW_AT_accessibility: return "DW_AT_accessibility";
5166 case DW_AT_address_class: return "DW_AT_address_class";
5167 case DW_AT_artificial: return "DW_AT_artificial";
5168 case DW_AT_base_types: return "DW_AT_base_types";
5169 case DW_AT_calling_convention: return "DW_AT_calling_convention";
5170 case DW_AT_count: return "DW_AT_count";
5171 case DW_AT_data_member_location: return "DW_AT_data_member_location";
5172 case DW_AT_decl_column: return "DW_AT_decl_column";
5173 case DW_AT_decl_file: return "DW_AT_decl_file";
5174 case DW_AT_decl_line: return "DW_AT_decl_line";
5175 case DW_AT_declaration: return "DW_AT_declaration";
5176 case DW_AT_discr_list: return "DW_AT_discr_list";
5177 case DW_AT_encoding: return "DW_AT_encoding";
5178 case DW_AT_external: return "DW_AT_external";
5179 case DW_AT_frame_base: return "DW_AT_frame_base";
5180 case DW_AT_friend: return "DW_AT_friend";
5181 case DW_AT_identifier_case: return "DW_AT_identifier_case";
5182 case DW_AT_macro_info: return "DW_AT_macro_info";
5183 case DW_AT_namelist_items: return "DW_AT_namelist_items";
5184 case DW_AT_priority: return "DW_AT_priority";
5185 case DW_AT_segment: return "DW_AT_segment";
5186 case DW_AT_specification: return "DW_AT_specification";
5187 case DW_AT_static_link: return "DW_AT_static_link";
5188 case DW_AT_type: return "DW_AT_type";
5189 case DW_AT_use_location: return "DW_AT_use_location";
5190 case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
5191 case DW_AT_virtuality: return "DW_AT_virtuality";
5192 case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
5193 case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde";
5194 case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
5195 case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
5196 case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
5197 case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
5198 case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
5199 case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
5200 case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
5201 case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
5202 case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
5203 case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
5204 case DW_AT_sf_names: return "DW_AT_sf_names";
5205 case DW_AT_src_info: return "DW_AT_src_info";
5206 case DW_AT_mac_info: return "DW_AT_mac_info";
5207 case DW_AT_src_coords: return "DW_AT_src_coords";
5208 case DW_AT_body_begin: return "DW_AT_body_begin";
5209 case DW_AT_body_end: return "DW_AT_body_end";
5210 default:
5211 {
5212 static char buffer [100];
5213
5214 sprintf (buffer, _("Unknown AT value: %lx"), attribute);
5215 return buffer;
5216 }
5217 }
5218 }
5219
5220 static char *
5221 get_FORM_name (form)
5222 unsigned long form;
5223 {
5224 switch (form)
5225 {
5226 case DW_FORM_addr: return "DW_FORM_addr";
5227 case DW_FORM_block2: return "DW_FORM_block2";
5228 case DW_FORM_block4: return "DW_FORM_block4";
5229 case DW_FORM_data2: return "DW_FORM_data2";
5230 case DW_FORM_data4: return "DW_FORM_data4";
5231 case DW_FORM_data8: return "DW_FORM_data8";
5232 case DW_FORM_string: return "DW_FORM_string";
5233 case DW_FORM_block: return "DW_FORM_block";
5234 case DW_FORM_block1: return "DW_FORM_block1";
5235 case DW_FORM_data1: return "DW_FORM_data1";
5236 case DW_FORM_flag: return "DW_FORM_flag";
5237 case DW_FORM_sdata: return "DW_FORM_sdata";
5238 case DW_FORM_strp: return "DW_FORM_strp";
5239 case DW_FORM_udata: return "DW_FORM_udata";
5240 case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
5241 case DW_FORM_ref1: return "DW_FORM_ref1";
5242 case DW_FORM_ref2: return "DW_FORM_ref2";
5243 case DW_FORM_ref4: return "DW_FORM_ref4";
5244 case DW_FORM_ref8: return "DW_FORM_ref8";
5245 case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
5246 case DW_FORM_indirect: return "DW_FORM_indirect";
5247 default:
5248 {
5249 static char buffer [100];
5250
5251 sprintf (buffer, _("Unknown FORM value: %lx"), form);
5252 return buffer;
5253 }
5254 }
5255 }
5256
5257 /* FIXME: There are better and more effiecint ways to handle
5258 these structures. For now though, I just want something that
5259 is simple to implement. */
5260 typedef struct abbrev_attr
5261 {
5262 unsigned long attribute;
5263 unsigned long form;
5264 struct abbrev_attr * next;
5265 }
5266 abbrev_attr;
5267
5268 typedef struct abbrev_entry
5269 {
5270 unsigned long entry;
5271 unsigned long tag;
5272 int children;
5273 struct abbrev_attr * first_attr;
5274 struct abbrev_attr * last_attr;
5275 struct abbrev_entry * next;
5276 }
5277 abbrev_entry;
5278
5279 static abbrev_entry * first_abbrev = NULL;
5280 static abbrev_entry * last_abbrev = NULL;
5281
5282 static void
5283 free_abbrevs PARAMS ((void))
5284 {
5285 abbrev_entry * abbrev;
5286
5287 for (abbrev = first_abbrev; abbrev;)
5288 {
5289 abbrev_entry * next = abbrev->next;
5290 abbrev_attr * attr;
5291
5292 for (attr = abbrev->first_attr; attr;)
5293 {
5294 abbrev_attr * next = attr->next;
5295
5296 free (attr);
5297 attr = next;
5298 }
5299
5300 free (abbrev);
5301 abbrev = next;
5302 }
5303
5304 last_abbrev = first_abbrev = NULL;
5305 }
5306
5307 static void
5308 add_abbrev (number, tag, children)
5309 unsigned long number;
5310 unsigned long tag;
5311 int children;
5312 {
5313 abbrev_entry * entry;
5314
5315 entry = (abbrev_entry *) malloc (sizeof (* entry));
5316
5317 if (entry == NULL)
5318 /* ugg */
5319 return;
5320
5321 entry->entry = number;
5322 entry->tag = tag;
5323 entry->children = children;
5324 entry->first_attr = NULL;
5325 entry->last_attr = NULL;
5326 entry->next = NULL;
5327
5328 if (first_abbrev == NULL)
5329 first_abbrev = entry;
5330 else
5331 last_abbrev->next = entry;
5332
5333 last_abbrev = entry;
5334 }
5335
5336 static void
5337 add_abbrev_attr (attribute, form)
5338 unsigned long attribute;
5339 unsigned long form;
5340 {
5341 abbrev_attr * attr;
5342
5343 attr = (abbrev_attr *) malloc (sizeof (* attr));
5344
5345 if (attr == NULL)
5346 /* ugg */
5347 return;
5348
5349 attr->attribute = attribute;
5350 attr->form = form;
5351 attr->next = NULL;
5352
5353 if (last_abbrev->first_attr == NULL)
5354 last_abbrev->first_attr = attr;
5355 else
5356 last_abbrev->last_attr->next = attr;
5357
5358 last_abbrev->last_attr = attr;
5359 }
5360
5361 /* Processes the (partial) contents of a .debug_abbrev section.
5362 Returns NULL if the end of the section was encountered.
5363 Returns the address after the last byte read if the end of
5364 an abbreviation set was found. */
5365
5366 static unsigned char *
5367 process_abbrev_section (start, end)
5368 unsigned char * start;
5369 unsigned char * end;
5370 {
5371 if (first_abbrev != NULL)
5372 return NULL;
5373
5374 while (start < end)
5375 {
5376 int bytes_read;
5377 unsigned long entry;
5378 unsigned long tag;
5379 unsigned long attribute;
5380 int children;
5381
5382 entry = read_leb128 (start, & bytes_read, 0);
5383 start += bytes_read;
5384
5385 /* A single zero is supposed to end the section according
5386 to the standard. If there's more, then signal that to
5387 the caller. */
5388 if (entry == 0)
5389 return start == end ? NULL : start;
5390
5391 tag = read_leb128 (start, & bytes_read, 0);
5392 start += bytes_read;
5393
5394 children = * start ++;
5395
5396 add_abbrev (entry, tag, children);
5397
5398 do
5399 {
5400 unsigned long form;
5401
5402 attribute = read_leb128 (start, & bytes_read, 0);
5403 start += bytes_read;
5404
5405 form = read_leb128 (start, & bytes_read, 0);
5406 start += bytes_read;
5407
5408 if (attribute != 0)
5409 add_abbrev_attr (attribute, form);
5410 }
5411 while (attribute != 0);
5412 }
5413
5414 return NULL;
5415 }
5416
5417
5418 static int
5419 display_debug_abbrev (section, start, file)
5420 Elf32_Internal_Shdr * section;
5421 unsigned char * start;
5422 FILE * file ATTRIBUTE_UNUSED;
5423 {
5424 abbrev_entry * entry;
5425 unsigned char * end = start + section->sh_size;
5426
5427 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
5428
5429 do
5430 {
5431 start = process_abbrev_section (start, end);
5432
5433 printf (_(" Number TAG\n"));
5434
5435 for (entry = first_abbrev; entry; entry = entry->next)
5436 {
5437 abbrev_attr * attr;
5438
5439 printf (_(" %ld %s [%s]\n"),
5440 entry->entry,
5441 get_TAG_name (entry->tag),
5442 entry->children ? _("has children") : _("no children"));
5443
5444 for (attr = entry->first_attr; attr; attr = attr->next)
5445 {
5446 printf (_(" %-18s %s\n"),
5447 get_AT_name (attr->attribute),
5448 get_FORM_name (attr->form));
5449 }
5450 }
5451 }
5452 while (start);
5453
5454 printf ("\n");
5455
5456 return 1;
5457 }
5458
5459
5460 static unsigned char *
5461 display_block (data, length)
5462 unsigned char * data;
5463 unsigned long length;
5464 {
5465 printf (_(" %lu byte block: "), length);
5466
5467 while (length --)
5468 printf ("%lx ", (unsigned long) byte_get (data ++, 1));
5469
5470 return data;
5471 }
5472
5473 static void
5474 decode_location_expression (data, pointer_size)
5475 unsigned char * data;
5476 unsigned int pointer_size;
5477 {
5478 unsigned char op;
5479 int bytes_read;
5480 unsigned long uvalue;
5481
5482 op = * data ++;
5483
5484 switch (op)
5485 {
5486 case DW_OP_addr:
5487 printf ("DW_OP_addr: %lx", (unsigned long) byte_get (data, pointer_size));
5488 break;
5489 case DW_OP_deref:
5490 printf ("DW_OP_deref");
5491 break;
5492 case DW_OP_const1u:
5493 printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data, 1));
5494 break;
5495 case DW_OP_const1s:
5496 printf ("DW_OP_const1s: %ld", (long) byte_get (data, 1));
5497 break;
5498 case DW_OP_const2u:
5499 printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
5500 break;
5501 case DW_OP_const2s:
5502 printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2));
5503 break;
5504 case DW_OP_const4u:
5505 printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
5506 break;
5507 case DW_OP_const4s:
5508 printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4));
5509 break;
5510 case DW_OP_const8u:
5511 printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
5512 (unsigned long) byte_get (data + 4, 4));
5513 break;
5514 case DW_OP_const8s:
5515 printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
5516 (long) byte_get (data + 4, 4));
5517 break;
5518 case DW_OP_constu:
5519 printf ("DW_OP_constu: %lu", read_leb128 (data, NULL, 0));
5520 break;
5521 case DW_OP_consts:
5522 printf ("DW_OP_consts: %ld", read_leb128 (data, NULL, 1));
5523 break;
5524 case DW_OP_dup:
5525 printf ("DW_OP_dup");
5526 break;
5527 case DW_OP_drop:
5528 printf ("DW_OP_drop");
5529 break;
5530 case DW_OP_over:
5531 printf ("DW_OP_over");
5532 break;
5533 case DW_OP_pick:
5534 printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data, 1));
5535 break;
5536 case DW_OP_swap:
5537 printf ("DW_OP_swap");
5538 break;
5539 case DW_OP_rot:
5540 printf ("DW_OP_rot");
5541 break;
5542 case DW_OP_xderef:
5543 printf ("DW_OP_xderef");
5544 break;
5545 case DW_OP_abs:
5546 printf ("DW_OP_abs");
5547 break;
5548 case DW_OP_and:
5549 printf ("DW_OP_and");
5550 break;
5551 case DW_OP_div:
5552 printf ("DW_OP_div");
5553 break;
5554 case DW_OP_minus:
5555 printf ("DW_OP_minus");
5556 break;
5557 case DW_OP_mod:
5558 printf ("DW_OP_mod");
5559 break;
5560 case DW_OP_mul:
5561 printf ("DW_OP_mul");
5562 break;
5563 case DW_OP_neg:
5564 printf ("DW_OP_neg");
5565 break;
5566 case DW_OP_not:
5567 printf ("DW_OP_not");
5568 break;
5569 case DW_OP_or:
5570 printf ("DW_OP_or");
5571 break;
5572 case DW_OP_plus:
5573 printf ("DW_OP_plus");
5574 break;
5575 case DW_OP_plus_uconst:
5576 printf ("DW_OP_plus_uconst: %lu", read_leb128 (data, NULL, 0));
5577 break;
5578 case DW_OP_shl:
5579 printf ("DW_OP_shl");
5580 break;
5581 case DW_OP_shr:
5582 printf ("DW_OP_shr");
5583 break;
5584 case DW_OP_shra:
5585 printf ("DW_OP_shra");
5586 break;
5587 case DW_OP_xor:
5588 printf ("DW_OP_xor");
5589 break;
5590 case DW_OP_bra:
5591 printf ("DW_OP_bra: %ld", (long) byte_get (data, 2));
5592 break;
5593 case DW_OP_eq:
5594 printf ("DW_OP_eq");
5595 break;
5596 case DW_OP_ge:
5597 printf ("DW_OP_ge");
5598 break;
5599 case DW_OP_gt:
5600 printf ("DW_OP_gt");
5601 break;
5602 case DW_OP_le:
5603 printf ("DW_OP_le");
5604 break;
5605 case DW_OP_lt:
5606 printf ("DW_OP_lt");
5607 break;
5608 case DW_OP_ne:
5609 printf ("DW_OP_ne");
5610 break;
5611 case DW_OP_skip:
5612 printf ("DW_OP_skip: %ld", (long) byte_get (data, 2));
5613 break;
5614 case DW_OP_lit0:
5615 printf ("DW_OP_lit0");
5616 break;
5617 case DW_OP_lit1:
5618 printf ("DW_OP_lit1");
5619 break;
5620 case DW_OP_lit2:
5621 printf ("DW_OP_lit2");
5622 break;
5623 case DW_OP_lit3:
5624 printf ("DW_OP_lit3");
5625 break;
5626 case DW_OP_lit4:
5627 printf ("DW_OP_lit4");
5628 break;
5629 case DW_OP_lit5:
5630 printf ("DW_OP_lit5");
5631 break;
5632 case DW_OP_lit6:
5633 printf ("DW_OP_lit6");
5634 break;
5635 case DW_OP_lit7:
5636 printf ("DW_OP_lit7");
5637 break;
5638 case DW_OP_lit8:
5639 printf ("DW_OP_lit8");
5640 break;
5641 case DW_OP_lit9:
5642 printf ("DW_OP_lit9");
5643 break;
5644 case DW_OP_lit10:
5645 printf ("DW_OP_lit10");
5646 break;
5647 case DW_OP_lit11:
5648 printf ("DW_OP_lit11");
5649 break;
5650 case DW_OP_lit12:
5651 printf ("DW_OP_lit12");
5652 break;
5653 case DW_OP_lit13:
5654 printf ("DW_OP_lit13");
5655 break;
5656 case DW_OP_lit14:
5657 printf ("DW_OP_lit14");
5658 break;
5659 case DW_OP_lit15:
5660 printf ("DW_OP_lit15");
5661 break;
5662 case DW_OP_lit16:
5663 printf ("DW_OP_lit16");
5664 break;
5665 case DW_OP_lit17:
5666 printf ("DW_OP_lit17");
5667 break;
5668 case DW_OP_lit18:
5669 printf ("DW_OP_lit18");
5670 break;
5671 case DW_OP_lit19:
5672 printf ("DW_OP_lit19");
5673 break;
5674 case DW_OP_lit20:
5675 printf ("DW_OP_lit20");
5676 break;
5677 case DW_OP_lit21:
5678 printf ("DW_OP_lit21");
5679 break;
5680 case DW_OP_lit22:
5681 printf ("DW_OP_lit22");
5682 break;
5683 case DW_OP_lit23:
5684 printf ("DW_OP_lit23");
5685 break;
5686 case DW_OP_lit24:
5687 printf ("DW_OP_lit24");
5688 break;
5689 case DW_OP_lit25:
5690 printf ("DW_OP_lit25");
5691 break;
5692 case DW_OP_lit26:
5693 printf ("DW_OP_lit26");
5694 break;
5695 case DW_OP_lit27:
5696 printf ("DW_OP_lit27");
5697 break;
5698 case DW_OP_lit28:
5699 printf ("DW_OP_lit28");
5700 break;
5701 case DW_OP_lit29:
5702 printf ("DW_OP_lit29");
5703 break;
5704 case DW_OP_lit30:
5705 printf ("DW_OP_lit30");
5706 break;
5707 case DW_OP_lit31:
5708 printf ("DW_OP_lit31");
5709 break;
5710 case DW_OP_reg0:
5711 printf ("DW_OP_reg0");
5712 break;
5713 case DW_OP_reg1:
5714 printf ("DW_OP_reg1");
5715 break;
5716 case DW_OP_reg2:
5717 printf ("DW_OP_reg2");
5718 break;
5719 case DW_OP_reg3:
5720 printf ("DW_OP_reg3");
5721 break;
5722 case DW_OP_reg4:
5723 printf ("DW_OP_reg4");
5724 break;
5725 case DW_OP_reg5:
5726 printf ("DW_OP_reg5");
5727 break;
5728 case DW_OP_reg6:
5729 printf ("DW_OP_reg6");
5730 break;
5731 case DW_OP_reg7:
5732 printf ("DW_OP_reg7");
5733 break;
5734 case DW_OP_reg8:
5735 printf ("DW_OP_reg8");
5736 break;
5737 case DW_OP_reg9:
5738 printf ("DW_OP_reg9");
5739 break;
5740 case DW_OP_reg10:
5741 printf ("DW_OP_reg10");
5742 break;
5743 case DW_OP_reg11:
5744 printf ("DW_OP_reg11");
5745 break;
5746 case DW_OP_reg12:
5747 printf ("DW_OP_reg12");
5748 break;
5749 case DW_OP_reg13:
5750 printf ("DW_OP_reg13");
5751 break;
5752 case DW_OP_reg14:
5753 printf ("DW_OP_reg14");
5754 break;
5755 case DW_OP_reg15:
5756 printf ("DW_OP_reg15");
5757 break;
5758 case DW_OP_reg16:
5759 printf ("DW_OP_reg16");
5760 break;
5761 case DW_OP_reg17:
5762 printf ("DW_OP_reg17");
5763 break;
5764 case DW_OP_reg18:
5765 printf ("DW_OP_reg18");
5766 break;
5767 case DW_OP_reg19:
5768 printf ("DW_OP_reg19");
5769 break;
5770 case DW_OP_reg20:
5771 printf ("DW_OP_reg20");
5772 break;
5773 case DW_OP_reg21:
5774 printf ("DW_OP_reg21");
5775 break;
5776 case DW_OP_reg22:
5777 printf ("DW_OP_reg22");
5778 break;
5779 case DW_OP_reg23:
5780 printf ("DW_OP_reg23");
5781 break;
5782 case DW_OP_reg24:
5783 printf ("DW_OP_reg24");
5784 break;
5785 case DW_OP_reg25:
5786 printf ("DW_OP_reg25");
5787 break;
5788 case DW_OP_reg26:
5789 printf ("DW_OP_reg26");
5790 break;
5791 case DW_OP_reg27:
5792 printf ("DW_OP_reg27");
5793 break;
5794 case DW_OP_reg28:
5795 printf ("DW_OP_reg28");
5796 break;
5797 case DW_OP_reg29:
5798 printf ("DW_OP_reg29");
5799 break;
5800 case DW_OP_reg30:
5801 printf ("DW_OP_reg30");
5802 break;
5803 case DW_OP_reg31:
5804 printf ("DW_OP_reg31");
5805 break;
5806 case DW_OP_breg0:
5807 printf ("DW_OP_breg0: %ld", read_leb128 (data, NULL, 1));
5808 break;
5809 case DW_OP_breg1:
5810 printf ("DW_OP_breg1: %ld", read_leb128 (data, NULL, 1));
5811 break;
5812 case DW_OP_breg2:
5813 printf ("DW_OP_breg2: %ld", read_leb128 (data, NULL, 1));
5814 break;
5815 case DW_OP_breg3:
5816 printf ("DW_OP_breg3: %ld", read_leb128 (data, NULL, 1));
5817 break;
5818 case DW_OP_breg4:
5819 printf ("DW_OP_breg4: %ld", read_leb128 (data, NULL, 1));
5820 break;
5821 case DW_OP_breg5:
5822 printf ("DW_OP_breg5: %ld", read_leb128 (data, NULL, 1));
5823 break;
5824 case DW_OP_breg6:
5825 printf ("DW_OP_breg6: %ld", read_leb128 (data, NULL, 1));
5826 break;
5827 case DW_OP_breg7:
5828 printf ("DW_OP_breg7: %ld", read_leb128 (data, NULL, 1));
5829 break;
5830 case DW_OP_breg8:
5831 printf ("DW_OP_breg8: %ld", read_leb128 (data, NULL, 1));
5832 break;
5833 case DW_OP_breg9:
5834 printf ("DW_OP_breg9: %ld", read_leb128 (data, NULL, 1));
5835 break;
5836 case DW_OP_breg10:
5837 printf ("DW_OP_breg10: %ld", read_leb128 (data, NULL, 1));
5838 break;
5839 case DW_OP_breg11:
5840 printf ("DW_OP_breg11: %ld", read_leb128 (data, NULL, 1));
5841 break;
5842 case DW_OP_breg12:
5843 printf ("DW_OP_breg12: %ld", read_leb128 (data, NULL, 1));
5844 break;
5845 case DW_OP_breg13:
5846 printf ("DW_OP_breg13: %ld", read_leb128 (data, NULL, 1));
5847 break;
5848 case DW_OP_breg14:
5849 printf ("DW_OP_breg14: %ld", read_leb128 (data, NULL, 1));
5850 break;
5851 case DW_OP_breg15:
5852 printf ("DW_OP_breg15: %ld", read_leb128 (data, NULL, 1));
5853 break;
5854 case DW_OP_breg16:
5855 printf ("DW_OP_breg16: %ld", read_leb128 (data, NULL, 1));
5856 break;
5857 case DW_OP_breg17:
5858 printf ("DW_OP_breg17: %ld", read_leb128 (data, NULL, 1));
5859 break;
5860 case DW_OP_breg18:
5861 printf ("DW_OP_breg18: %ld", read_leb128 (data, NULL, 1));
5862 break;
5863 case DW_OP_breg19:
5864 printf ("DW_OP_breg19: %ld", read_leb128 (data, NULL, 1));
5865 break;
5866 case DW_OP_breg20:
5867 printf ("DW_OP_breg20: %ld", read_leb128 (data, NULL, 1));
5868 break;
5869 case DW_OP_breg21:
5870 printf ("DW_OP_breg21: %ld", read_leb128 (data, NULL, 1));
5871 break;
5872 case DW_OP_breg22:
5873 printf ("DW_OP_breg22: %ld", read_leb128 (data, NULL, 1));
5874 break;
5875 case DW_OP_breg23:
5876 printf ("DW_OP_breg23: %ld", read_leb128 (data, NULL, 1));
5877 break;
5878 case DW_OP_breg24:
5879 printf ("DW_OP_breg24: %ld", read_leb128 (data, NULL, 1));
5880 break;
5881 case DW_OP_breg25:
5882 printf ("DW_OP_breg25: %ld", read_leb128 (data, NULL, 1));
5883 break;
5884 case DW_OP_breg26:
5885 printf ("DW_OP_breg26: %ld", read_leb128 (data, NULL, 1));
5886 break;
5887 case DW_OP_breg27:
5888 printf ("DW_OP_breg27: %ld", read_leb128 (data, NULL, 1));
5889 break;
5890 case DW_OP_breg28:
5891 printf ("DW_OP_breg28: %ld", read_leb128 (data, NULL, 1));
5892 break;
5893 case DW_OP_breg29:
5894 printf ("DW_OP_breg29: %ld", read_leb128 (data, NULL, 1));
5895 break;
5896 case DW_OP_breg30:
5897 printf ("DW_OP_breg30: %ld", read_leb128 (data, NULL, 1));
5898 break;
5899 case DW_OP_breg31:
5900 printf ("DW_OP_breg31: %ld", read_leb128 (data, NULL, 1));
5901 break;
5902 case DW_OP_regx:
5903 printf ("DW_OP_regx: %lu", read_leb128 (data, NULL, 0));
5904 break;
5905 case DW_OP_fbreg:
5906 printf ("DW_OP_fbreg: %ld", read_leb128 (data, NULL, 1));
5907 break;
5908 case DW_OP_bregx:
5909 uvalue = read_leb128 (data, &bytes_read, 0);
5910 printf ("DW_OP_bregx: %lu %ld", uvalue,
5911 read_leb128 (data + bytes_read, NULL, 1));
5912 break;
5913 case DW_OP_piece:
5914 printf ("DW_OP_piece: %lu", read_leb128 (data, NULL, 0));
5915 break;
5916 case DW_OP_deref_size:
5917 printf ("DW_OP_deref_size: %ld", (long) byte_get (data, 1));
5918 break;
5919 case DW_OP_xderef_size:
5920 printf ("DW_OP_xderef_size: %ld", (long) byte_get (data, 1));
5921 break;
5922 case DW_OP_nop:
5923 printf ("DW_OP_nop");
5924 break;
5925
5926 default:
5927 if (op >= DW_OP_lo_user
5928 && op <= DW_OP_hi_user)
5929 printf (_("(User defined location op)"));
5930 else
5931 printf (_("(Unknown location op)"));
5932 break;
5933 }
5934 }
5935
5936
5937 static unsigned char *
5938 read_and_display_attr (attribute, form, data, pointer_size)
5939 unsigned long attribute;
5940 unsigned long form;
5941 unsigned char * data;
5942 unsigned long pointer_size;
5943 {
5944 unsigned long uvalue = 0;
5945 unsigned char * block_start = NULL;
5946 int bytes_read;
5947 int is_ref = 0;
5948
5949 printf (" %-18s:", get_AT_name (attribute));
5950
5951 switch (form)
5952 {
5953 case DW_FORM_ref_addr:
5954 case DW_FORM_ref1:
5955 case DW_FORM_ref2:
5956 case DW_FORM_ref4:
5957 case DW_FORM_ref8:
5958 case DW_FORM_ref_udata:
5959 is_ref = 1;
5960 }
5961
5962 switch (form)
5963 {
5964 case DW_FORM_ref_addr:
5965 case DW_FORM_addr:
5966 uvalue = byte_get (data, pointer_size);
5967 printf (is_ref ? " <%lx>" : " %#lx", uvalue);
5968 data += pointer_size;
5969 break;
5970
5971 case DW_FORM_ref1:
5972 case DW_FORM_flag:
5973 case DW_FORM_data1:
5974 uvalue = byte_get (data ++, 1);
5975 printf (is_ref ? " <%lx>" : " %ld", uvalue);
5976 break;
5977
5978 case DW_FORM_ref2:
5979 case DW_FORM_data2:
5980 uvalue = byte_get (data, 2);
5981 data += 2;
5982 printf (is_ref ? " <%lx>" : " %ld", uvalue);
5983 break;
5984
5985 case DW_FORM_ref4:
5986 case DW_FORM_data4:
5987 uvalue = byte_get (data, 4);
5988 data += 4;
5989 printf (is_ref ? " <%lx>" : " %ld", uvalue);
5990 break;
5991
5992 case DW_FORM_ref8:
5993 case DW_FORM_data8:
5994 uvalue = byte_get (data, 4);
5995 printf (" %lx", uvalue);
5996 printf (" %lx", (unsigned long) byte_get (data + 4, 4));
5997 data += 8;
5998 break;
5999
6000 case DW_FORM_string:
6001 printf (" %s", data);
6002 data += strlen (data) + 1;
6003 break;
6004
6005 case DW_FORM_sdata:
6006 uvalue = read_leb128 (data, & bytes_read, 1);
6007 data += bytes_read;
6008 printf (" %ld", (long) uvalue);
6009 break;
6010
6011 case DW_FORM_ref_udata:
6012 case DW_FORM_udata:
6013 uvalue = read_leb128 (data, & bytes_read, 0);
6014 data += bytes_read;
6015 printf (is_ref ? " <%lx>" : " %ld", uvalue);
6016 break;
6017
6018 case DW_FORM_block:
6019 uvalue = read_leb128 (data, & bytes_read, 0);
6020 block_start = data + bytes_read;
6021 data = display_block (block_start, uvalue);
6022 uvalue = * block_start;
6023 break;
6024
6025 case DW_FORM_block1:
6026 uvalue = byte_get (data, 1);
6027 block_start = data + 1;
6028 data = display_block (block_start, uvalue);
6029 uvalue = * block_start;
6030 break;
6031
6032 case DW_FORM_block2:
6033 uvalue = byte_get (data, 2);
6034 block_start = data + 2;
6035 data = display_block (block_start, uvalue);
6036 uvalue = * block_start;
6037 break;
6038
6039 case DW_FORM_block4:
6040 uvalue = byte_get (data, 4);
6041 block_start = data + 4;
6042 data = display_block (block_start, uvalue);
6043 uvalue = * block_start;
6044 break;
6045
6046 case DW_FORM_strp:
6047 case DW_FORM_indirect:
6048 warn (_("Unable to handle FORM: %d"), form);
6049 break;
6050
6051 default:
6052 warn (_("Unrecognised form: %d"), form);
6053 break;
6054 }
6055
6056 /* For some attributes we can display futher information. */
6057
6058 printf ("\t");
6059
6060 switch (attribute)
6061 {
6062 case DW_AT_inline:
6063 switch (uvalue)
6064 {
6065 case DW_INL_not_inlined: printf (_("(not inlined)")); break;
6066 case DW_INL_inlined: printf (_("(inlined)")); break;
6067 case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break;
6068 case DW_INL_declared_inlined: printf (_("(declared as inline and inlined)")); break;
6069 default: printf (_(" (Unknown inline attribute value: %lx)"), uvalue); break;
6070 }
6071 break;
6072
6073 case DW_AT_frame_base:
6074 if (uvalue >= DW_OP_reg0 && uvalue <= DW_OP_reg31)
6075 printf ("(reg %ld)", uvalue - DW_OP_reg0);
6076 break;
6077
6078 case DW_AT_language:
6079 switch (uvalue)
6080 {
6081 case DW_LANG_C: printf ("(non-ANSI C)"); break;
6082 case DW_LANG_C89: printf ("(ANSI C)"); break;
6083 case DW_LANG_C_plus_plus: printf ("(C++)"); break;
6084 case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
6085 case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
6086 case DW_LANG_Modula2: printf ("(Modula 2)"); break;
6087 case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
6088 case DW_LANG_Ada83: printf ("(Ada)"); break;
6089 case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
6090 case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
6091 case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
6092 default: printf ("(Unknown: %lx)", uvalue); break;
6093 }
6094 break;
6095
6096 case DW_AT_encoding:
6097 switch (uvalue)
6098 {
6099 case DW_ATE_void: printf ("(void)"); break;
6100 case DW_ATE_address: printf ("(machine address)"); break;
6101 case DW_ATE_boolean: printf ("(boolean)"); break;
6102 case DW_ATE_complex_float: printf ("(complex float)"); break;
6103 case DW_ATE_float: printf ("(float)"); break;
6104 case DW_ATE_signed: printf ("(signed)"); break;
6105 case DW_ATE_signed_char: printf ("(signed char)"); break;
6106 case DW_ATE_unsigned: printf ("(unsigned)"); break;
6107 case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
6108 default:
6109 if (uvalue >= DW_ATE_lo_user
6110 && uvalue <= DW_ATE_hi_user)
6111 printf ("(user defined type)");
6112 else
6113 printf ("(unknown type)");
6114 break;
6115 }
6116 break;
6117
6118 case DW_AT_accessibility:
6119 switch (uvalue)
6120 {
6121 case DW_ACCESS_public: printf ("(public)"); break;
6122 case DW_ACCESS_protected: printf ("(protected)"); break;
6123 case DW_ACCESS_private: printf ("(private)"); break;
6124 default: printf ("(unknown accessibility)"); break;
6125 }
6126 break;
6127
6128 case DW_AT_visibility:
6129 switch (uvalue)
6130 {
6131 case DW_VIS_local: printf ("(local)"); break;
6132 case DW_VIS_exported: printf ("(exported)"); break;
6133 case DW_VIS_qualified: printf ("(qualified)"); break;
6134 default: printf ("(unknown visibility)"); break;
6135 }
6136 break;
6137
6138 case DW_AT_virtuality:
6139 switch (uvalue)
6140 {
6141 case DW_VIRTUALITY_none: printf ("(none)"); break;
6142 case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
6143 case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
6144 default: printf ("(unknown virtuality)"); break;
6145 }
6146 break;
6147
6148 case DW_AT_identifier_case:
6149 switch (uvalue)
6150 {
6151 case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
6152 case DW_ID_up_case: printf ("(up_case)"); break;
6153 case DW_ID_down_case: printf ("(down_case)"); break;
6154 case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
6155 default: printf ("(unknown case)"); break;
6156 }
6157 break;
6158
6159 case DW_AT_calling_convention:
6160 switch (uvalue)
6161 {
6162 case DW_CC_normal: printf ("(normal)"); break;
6163 case DW_CC_program: printf ("(program)"); break;
6164 case DW_CC_nocall: printf ("(nocall)"); break;
6165 default:
6166 if (uvalue >= DW_CC_lo_user
6167 && uvalue <= DW_CC_hi_user)
6168 printf ("(user defined)");
6169 else
6170 printf ("(unknown convention)");
6171 }
6172 break;
6173
6174 case DW_AT_location:
6175 case DW_AT_data_member_location:
6176 case DW_AT_vtable_elem_location:
6177 printf ("(");
6178 decode_location_expression (block_start, pointer_size);
6179 printf (")");
6180 break;
6181
6182 default:
6183 break;
6184 }
6185
6186 printf ("\n");
6187 return data;
6188 }
6189
6190 static int
6191 display_debug_info (section, start, file)
6192 Elf32_Internal_Shdr * section;
6193 unsigned char * start;
6194 FILE * file;
6195 {
6196 unsigned char * end = start + section->sh_size;
6197 unsigned char * section_begin = start;
6198
6199 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
6200
6201 while (start < end)
6202 {
6203 DWARF2_External_CompUnit * external;
6204 DWARF2_Internal_CompUnit compunit;
6205 unsigned char * tags;
6206 int i;
6207 int level;
6208
6209 external = (DWARF2_External_CompUnit *) start;
6210
6211 compunit.cu_length = BYTE_GET (external->cu_length);
6212 compunit.cu_version = BYTE_GET (external->cu_version);
6213 compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
6214 compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
6215
6216 tags = start + sizeof (* external);
6217 start += compunit.cu_length + sizeof (external->cu_length);
6218
6219 if (compunit.cu_version != 2)
6220 {
6221 warn (_("Only version 2 DWARF debug information is currently supported.\n"));
6222 continue;
6223 }
6224
6225 printf (_(" Compilation Unit:\n"));
6226 printf (_(" Length: %ld\n"), compunit.cu_length);
6227 printf (_(" Version: %d\n"), compunit.cu_version);
6228 printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset);
6229 printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
6230
6231 if (first_abbrev != NULL)
6232 free_abbrevs ();
6233
6234 /* Read in the abbrevs used by this compilation unit. */
6235
6236 {
6237 Elf32_Internal_Shdr * sec;
6238 unsigned char * begin;
6239
6240 /* Locate the .debug_abbrev section and process it. */
6241 for (i = 0, sec = section_headers;
6242 i < elf_header.e_shnum;
6243 i ++, sec ++)
6244 if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
6245 break;
6246
6247 if (i == -1 || sec->sh_size == 0)
6248 {
6249 warn (_("Unable to locate .debug_abbrev section!\n"));
6250 return 0;
6251 }
6252
6253 GET_DATA_ALLOC (sec->sh_offset, sec->sh_size, begin, unsigned char *,
6254 "debug_abbrev section data");
6255
6256 process_abbrev_section (begin + compunit.cu_abbrev_offset,
6257 begin + sec->sh_size);
6258
6259 free (begin);
6260 }
6261
6262 level = 0;
6263 while (tags < start)
6264 {
6265 int bytes_read;
6266 unsigned long abbrev_number;
6267 abbrev_entry * entry;
6268 abbrev_attr * attr;
6269
6270 abbrev_number = read_leb128 (tags, & bytes_read, 0);
6271 tags += bytes_read;
6272
6273 /* A null DIE marks the end of a list of children. */
6274 if (abbrev_number == 0)
6275 {
6276 --level;
6277 continue;
6278 }
6279
6280 /* Scan through the abbreviation list until we reach the
6281 correct entry. */
6282 for (entry = first_abbrev;
6283 entry && entry->entry != abbrev_number;
6284 entry = entry->next)
6285 continue;
6286
6287 if (entry == NULL)
6288 {
6289 warn (_("Unable to locate entry %lu in the abbreviation table\n"),
6290 abbrev_number);
6291 return 0;
6292 }
6293
6294 printf (_(" <%d><%x>: Abbrev Number: %lu (%s)\n"),
6295 level, tags - section_begin - bytes_read,
6296 abbrev_number,
6297 get_TAG_name (entry->tag));
6298
6299 for (attr = entry->first_attr; attr; attr = attr->next)
6300 tags = read_and_display_attr (attr->attribute,
6301 attr->form,
6302 tags,
6303 compunit.cu_pointer_size);
6304
6305 if (entry->children)
6306 ++level;
6307 }
6308 }
6309
6310 printf ("\n");
6311
6312 return 1;
6313 }
6314
6315 static int
6316 display_debug_aranges (section, start, file)
6317 Elf32_Internal_Shdr * section;
6318 unsigned char * start;
6319 FILE * file ATTRIBUTE_UNUSED;
6320 {
6321 unsigned char * end = start + section->sh_size;
6322
6323 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
6324
6325 while (start < end)
6326 {
6327 DWARF2_External_ARange * external;
6328 DWARF2_Internal_ARange arange;
6329 unsigned char * ranges;
6330 unsigned long length;
6331 unsigned long address;
6332 int excess;
6333
6334 external = (DWARF2_External_ARange *) start;
6335
6336 arange.ar_length = BYTE_GET (external->ar_length);
6337 arange.ar_version = BYTE_GET (external->ar_version);
6338 arange.ar_info_offset = BYTE_GET (external->ar_info_offset);
6339 arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
6340 arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
6341
6342 printf (_(" Length: %ld\n"), arange.ar_length);
6343 printf (_(" Version: %d\n"), arange.ar_version);
6344 printf (_(" Offset into .debug_info: %lx\n"), arange.ar_info_offset);
6345 printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
6346 printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
6347
6348 printf (_("\n Address Length\n"));
6349
6350 ranges = start + sizeof (* external);
6351
6352 /* Must pad to an alignment boundary that is twice the pointer size. */
6353 excess = sizeof (*external) % (2 * arange.ar_pointer_size);
6354 if (excess)
6355 ranges += (2 * arange.ar_pointer_size) - excess;
6356
6357 for (;;)
6358 {
6359 address = byte_get (ranges, arange.ar_pointer_size);
6360
6361 ranges += arange.ar_pointer_size;
6362
6363 length = byte_get (ranges, arange.ar_pointer_size);
6364
6365 ranges += arange.ar_pointer_size;
6366
6367 /* A pair of zeros marks the end of the list. */
6368 if (address == 0 && length == 0)
6369 break;
6370
6371 printf (" %8.8lx %lu\n", address, length);
6372 }
6373
6374 start += arange.ar_length + sizeof (external->ar_length);
6375 }
6376
6377 printf ("\n");
6378
6379 return 1;
6380 }
6381
6382
6383 static int
6384 display_debug_not_supported (section, start, file)
6385 Elf32_Internal_Shdr * section;
6386 unsigned char * start ATTRIBUTE_UNUSED;
6387 FILE * file ATTRIBUTE_UNUSED;
6388 {
6389 printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
6390 SECTION_NAME (section));
6391
6392 return 1;
6393 }
6394
6395 /* Pre-scan the .debug_info section to record the size of address.
6396 When dumping the .debug_line, we use that size information, assuming
6397 that all compilation units have the same address size. */
6398 static int
6399 prescan_debug_info (section, start, file)
6400 Elf32_Internal_Shdr * section ATTRIBUTE_UNUSED;
6401 unsigned char * start;
6402 FILE * file ATTRIBUTE_UNUSED;
6403 {
6404 DWARF2_External_CompUnit * external;
6405
6406 external = (DWARF2_External_CompUnit *) start;
6407
6408 debug_line_pointer_size = BYTE_GET (external->cu_pointer_size);
6409 return 0;
6410 }
6411
6412 /* A structure containing the name of a debug section and a pointer
6413 to a function that can decode it. The third field is a prescan
6414 function to be run over the section before displaying any of the
6415 sections. */
6416 struct
6417 {
6418 char * name;
6419 int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
6420 int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
6421 }
6422 debug_displays[] =
6423 {
6424 { ".debug_info", display_debug_info, prescan_debug_info },
6425 { ".debug_abbrev", display_debug_abbrev, NULL },
6426 { ".debug_line", display_debug_lines, NULL },
6427 { ".debug_aranges", display_debug_aranges, NULL },
6428 { ".debug_pubnames", display_debug_pubnames, NULL },
6429 { ".debug_macinfo", display_debug_not_supported, NULL },
6430 { ".debug_frame", display_debug_not_supported, NULL },
6431 { ".debug_str", display_debug_not_supported, NULL },
6432 { ".debug_static_func", display_debug_not_supported, NULL },
6433 { ".debug_static_vars", display_debug_not_supported, NULL },
6434 { ".debug_types", display_debug_not_supported, NULL },
6435 { ".debug_weaknames", display_debug_not_supported, NULL }
6436 };
6437
6438 static int
6439 display_debug_section (section, file)
6440 Elf32_Internal_Shdr * section;
6441 FILE * file;
6442 {
6443 char * name = SECTION_NAME (section);
6444 bfd_size_type length;
6445 unsigned char * start;
6446 int i;
6447
6448 length = section->sh_size;
6449 if (length == 0)
6450 {
6451 printf (_("\nSection '%s' has no debugging data.\n"), name);
6452 return 0;
6453 }
6454
6455 GET_DATA_ALLOC (section->sh_offset, length, start, unsigned char *,
6456 "debug section data");
6457
6458 /* See if we know how to display the contents of this section. */
6459 for (i = NUM_ELEM (debug_displays); i--;)
6460 if (strcmp (debug_displays[i].name, name) == 0)
6461 {
6462 debug_displays[i].display (section, start, file);
6463 break;
6464 }
6465
6466 if (i == -1)
6467 printf (_("Unrecognised debug section: %s\n"), name);
6468
6469 free (start);
6470
6471 /* If we loaded in the abbrev section at some point,
6472 we must release it here. */
6473 if (first_abbrev != NULL)
6474 free_abbrevs ();
6475
6476 return 1;
6477 }
6478
6479 static int
6480 process_section_contents (file)
6481 FILE * file;
6482 {
6483 Elf32_Internal_Shdr * section;
6484 unsigned int i;
6485
6486 if (! do_dump)
6487 return 1;
6488
6489 /* Pre-scan the debug sections to find some debug information not
6490 present in some of them. For the .debug_line, we must find out the
6491 size of address (specified in .debug_info and .debug_aranges). */
6492 for (i = 0, section = section_headers;
6493 i < elf_header.e_shnum && i < num_dump_sects;
6494 i ++, section ++)
6495 {
6496 char * name = SECTION_NAME (section);
6497 int j;
6498
6499 if (section->sh_size == 0)
6500 continue;
6501
6502 /* See if there is some pre-scan operation for this section. */
6503 for (j = NUM_ELEM (debug_displays); j--;)
6504 if (strcmp (debug_displays[j].name, name) == 0)
6505 {
6506 if (debug_displays[j].prescan != NULL)
6507 {
6508 bfd_size_type length;
6509 unsigned char * start;
6510
6511 length = section->sh_size;
6512 GET_DATA_ALLOC (section->sh_offset, length, start, unsigned char *,
6513 "debug section data");
6514
6515 debug_displays[j].prescan (section, start, file);
6516 free (start);
6517 }
6518
6519 break;
6520 }
6521 }
6522
6523 for (i = 0, section = section_headers;
6524 i < elf_header.e_shnum && i < num_dump_sects;
6525 i ++, section ++)
6526 {
6527 #ifdef SUPPORT_DISASSEMBLY
6528 if (dump_sects[i] & DISASS_DUMP)
6529 disassemble_section (section, file);
6530 #endif
6531 if (dump_sects[i] & HEX_DUMP)
6532 dump_section (section, file);
6533
6534 if (dump_sects[i] & DEBUG_DUMP)
6535 display_debug_section (section, file);
6536 }
6537
6538 if (i < num_dump_sects)
6539 warn (_("Some sections were not dumped because they do not exist!\n"));
6540
6541 return 1;
6542 }
6543
6544 static void
6545 process_mips_fpe_exception (mask)
6546 int mask;
6547 {
6548 if (mask)
6549 {
6550 int first = 1;
6551 if (mask & OEX_FPU_INEX)
6552 fputs ("INEX", stdout), first = 0;
6553 if (mask & OEX_FPU_UFLO)
6554 printf ("%sUFLO", first ? "" : "|"), first = 0;
6555 if (mask & OEX_FPU_OFLO)
6556 printf ("%sOFLO", first ? "" : "|"), first = 0;
6557 if (mask & OEX_FPU_DIV0)
6558 printf ("%sDIV0", first ? "" : "|"), first = 0;
6559 if (mask & OEX_FPU_INVAL)
6560 printf ("%sINVAL", first ? "" : "|");
6561 }
6562 else
6563 fputs ("0", stdout);
6564 }
6565
6566 static int
6567 process_mips_specific (file)
6568 FILE * file;
6569 {
6570 Elf_Internal_Dyn * entry;
6571 size_t liblist_offset = 0;
6572 size_t liblistno = 0;
6573 size_t conflictsno = 0;
6574 size_t options_offset = 0;
6575 size_t conflicts_offset = 0;
6576
6577 /* We have a lot of special sections. Thanks SGI! */
6578 if (dynamic_segment == NULL)
6579 /* No information available. */
6580 return 0;
6581
6582 for (entry = dynamic_segment; entry->d_tag != DT_NULL; ++entry)
6583 switch (entry->d_tag)
6584 {
6585 case DT_MIPS_LIBLIST:
6586 liblist_offset = entry->d_un.d_val - loadaddr;
6587 break;
6588 case DT_MIPS_LIBLISTNO:
6589 liblistno = entry->d_un.d_val;
6590 break;
6591 case DT_MIPS_OPTIONS:
6592 options_offset = entry->d_un.d_val - loadaddr;
6593 break;
6594 case DT_MIPS_CONFLICT:
6595 conflicts_offset = entry->d_un.d_val - loadaddr;
6596 break;
6597 case DT_MIPS_CONFLICTNO:
6598 conflictsno = entry->d_un.d_val;
6599 break;
6600 default:
6601 break;
6602 }
6603
6604 if (liblist_offset != 0 && liblistno != 0 && do_dynamic)
6605 {
6606 Elf32_External_Lib * elib;
6607 size_t cnt;
6608
6609 GET_DATA_ALLOC (liblist_offset, liblistno * sizeof (Elf32_External_Lib),
6610 elib, Elf32_External_Lib *, "liblist");
6611
6612 printf ("\nSection '.liblist' contains %lu entries:\n",
6613 (unsigned long) liblistno);
6614 fputs (" Library Time Stamp Checksum Version Flags\n",
6615 stdout);
6616
6617 for (cnt = 0; cnt < liblistno; ++cnt)
6618 {
6619 Elf32_Lib liblist;
6620 time_t time;
6621 char timebuf[20];
6622
6623 liblist.l_name = BYTE_GET (elib[cnt].l_name);
6624 time = BYTE_GET (elib[cnt].l_time_stamp);
6625 liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
6626 liblist.l_version = BYTE_GET (elib[cnt].l_version);
6627 liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
6628
6629 strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
6630
6631 printf ("%3lu: %-20s %s %#10lx %-7ld", (unsigned long) cnt,
6632 dynamic_strings + liblist.l_name, timebuf,
6633 liblist.l_checksum, liblist.l_version);
6634
6635 if (liblist.l_flags == 0)
6636 puts (" NONE");
6637 else
6638 {
6639 static const struct
6640 {
6641 const char * name;
6642 int bit;
6643 }
6644 l_flags_vals[] =
6645 {
6646 { " EXACT_MATCH", LL_EXACT_MATCH },
6647 { " IGNORE_INT_VER", LL_IGNORE_INT_VER },
6648 { " REQUIRE_MINOR", LL_REQUIRE_MINOR },
6649 { " EXPORTS", LL_EXPORTS },
6650 { " DELAY_LOAD", LL_DELAY_LOAD },
6651 { " DELTA", LL_DELTA }
6652 };
6653 int flags = liblist.l_flags;
6654 size_t fcnt;
6655
6656 for (fcnt = 0;
6657 fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
6658 ++fcnt)
6659 if ((flags & l_flags_vals[fcnt].bit) != 0)
6660 {
6661 fputs (l_flags_vals[fcnt].name, stdout);
6662 flags ^= l_flags_vals[fcnt].bit;
6663 }
6664 if (flags != 0)
6665 printf (" %#x", (unsigned int) flags);
6666
6667 puts ("");
6668 }
6669 }
6670
6671 free (elib);
6672 }
6673
6674 if (options_offset != 0)
6675 {
6676 Elf_External_Options * eopt;
6677 Elf_Internal_Shdr * sect = section_headers;
6678 Elf_Internal_Options * iopt;
6679 Elf_Internal_Options * option;
6680 size_t offset;
6681 int cnt;
6682
6683 /* Find the section header so that we get the size. */
6684 while (sect->sh_type != SHT_MIPS_OPTIONS)
6685 ++ sect;
6686
6687 GET_DATA_ALLOC (options_offset, sect->sh_size, eopt,
6688 Elf_External_Options *, "options");
6689
6690 iopt = (Elf_Internal_Options *) malloc ((sect->sh_size / sizeof (eopt))
6691 * sizeof (*iopt));
6692 if (iopt == NULL)
6693 {
6694 error (_("Out of memory"));
6695 return 0;
6696 }
6697
6698 offset = cnt = 0;
6699 option = iopt;
6700
6701 while (offset < sect->sh_size)
6702 {
6703 Elf_External_Options * eoption;
6704
6705 eoption = (Elf_External_Options *) ((char *) eopt + offset);
6706
6707 option->kind = BYTE_GET (eoption->kind);
6708 option->size = BYTE_GET (eoption->size);
6709 option->section = BYTE_GET (eoption->section);
6710 option->info = BYTE_GET (eoption->info);
6711
6712 offset += option->size;
6713
6714 ++option;
6715 ++cnt;
6716 }
6717
6718 printf (_("\nSection '%s' contains %d entries:\n"),
6719 string_table + sect->sh_name, cnt);
6720
6721 option = iopt;
6722
6723 while (cnt-- > 0)
6724 {
6725 size_t len;
6726
6727 switch (option->kind)
6728 {
6729 case ODK_NULL:
6730 /* This shouldn't happen. */
6731 printf (" NULL %d %lx", option->section, option->info);
6732 break;
6733 case ODK_REGINFO:
6734 printf (" REGINFO ");
6735 if (elf_header.e_machine == EM_MIPS)
6736 {
6737 /* 32bit form. */
6738 Elf32_External_RegInfo *ereg;
6739 Elf32_RegInfo reginfo;
6740
6741 ereg = (Elf32_External_RegInfo *) (option + 1);
6742 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
6743 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
6744 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
6745 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
6746 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
6747 reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
6748
6749 printf ("GPR %08lx GP 0x%lx\n",
6750 reginfo.ri_gprmask,
6751 (unsigned long) reginfo.ri_gp_value);
6752 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
6753 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
6754 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
6755 }
6756 else
6757 {
6758 /* 64 bit form. */
6759 Elf64_External_RegInfo * ereg;
6760 Elf64_Internal_RegInfo reginfo;
6761
6762 ereg = (Elf64_External_RegInfo *) (option + 1);
6763 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
6764 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
6765 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
6766 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
6767 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
6768 reginfo.ri_gp_value = BYTE_GET8 (ereg->ri_gp_value);
6769
6770 printf ("GPR %08lx GP 0x",
6771 reginfo.ri_gprmask);
6772 printf_vma (reginfo.ri_gp_value);
6773 printf ("\n");
6774
6775 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
6776 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
6777 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
6778 }
6779 ++option;
6780 continue;
6781 case ODK_EXCEPTIONS:
6782 fputs (" EXCEPTIONS fpe_min(", stdout);
6783 process_mips_fpe_exception (option->info & OEX_FPU_MIN);
6784 fputs (") fpe_max(", stdout);
6785 process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8);
6786 fputs (")", stdout);
6787
6788 if (option->info & OEX_PAGE0)
6789 fputs (" PAGE0", stdout);
6790 if (option->info & OEX_SMM)
6791 fputs (" SMM", stdout);
6792 if (option->info & OEX_FPDBUG)
6793 fputs (" FPDBUG", stdout);
6794 if (option->info & OEX_DISMISS)
6795 fputs (" DISMISS", stdout);
6796 break;
6797 case ODK_PAD:
6798 fputs (" PAD ", stdout);
6799 if (option->info & OPAD_PREFIX)
6800 fputs (" PREFIX", stdout);
6801 if (option->info & OPAD_POSTFIX)
6802 fputs (" POSTFIX", stdout);
6803 if (option->info & OPAD_SYMBOL)
6804 fputs (" SYMBOL", stdout);
6805 break;
6806 case ODK_HWPATCH:
6807 fputs (" HWPATCH ", stdout);
6808 if (option->info & OHW_R4KEOP)
6809 fputs (" R4KEOP", stdout);
6810 if (option->info & OHW_R8KPFETCH)
6811 fputs (" R8KPFETCH", stdout);
6812 if (option->info & OHW_R5KEOP)
6813 fputs (" R5KEOP", stdout);
6814 if (option->info & OHW_R5KCVTL)
6815 fputs (" R5KCVTL", stdout);
6816 break;
6817 case ODK_FILL:
6818 fputs (" FILL ", stdout);
6819 /* XXX Print content of info word? */
6820 break;
6821 case ODK_TAGS:
6822 fputs (" TAGS ", stdout);
6823 /* XXX Print content of info word? */
6824 break;
6825 case ODK_HWAND:
6826 fputs (" HWAND ", stdout);
6827 if (option->info & OHWA0_R4KEOP_CHECKED)
6828 fputs (" R4KEOP_CHECKED", stdout);
6829 if (option->info & OHWA0_R4KEOP_CLEAN)
6830 fputs (" R4KEOP_CLEAN", stdout);
6831 break;
6832 case ODK_HWOR:
6833 fputs (" HWOR ", stdout);
6834 if (option->info & OHWA0_R4KEOP_CHECKED)
6835 fputs (" R4KEOP_CHECKED", stdout);
6836 if (option->info & OHWA0_R4KEOP_CLEAN)
6837 fputs (" R4KEOP_CLEAN", stdout);
6838 break;
6839 case ODK_GP_GROUP:
6840 printf (" GP_GROUP %#06lx self-contained %#06lx",
6841 option->info & OGP_GROUP,
6842 (option->info & OGP_SELF) >> 16);
6843 break;
6844 case ODK_IDENT:
6845 printf (" IDENT %#06lx self-contained %#06lx",
6846 option->info & OGP_GROUP,
6847 (option->info & OGP_SELF) >> 16);
6848 break;
6849 default:
6850 /* This shouldn't happen. */
6851 printf (" %3d ??? %d %lx",
6852 option->kind, option->section, option->info);
6853 break;
6854 }
6855
6856 len = sizeof (*eopt);
6857 while (len < option->size)
6858 if (((char *) option)[len] >= ' '
6859 && ((char *) option)[len] < 0x7f)
6860 printf ("%c", ((char *) option)[len++]);
6861 else
6862 printf ("\\%03o", ((char *) option)[len++]);
6863
6864 fputs ("\n", stdout);
6865 ++option;
6866 }
6867
6868 free (eopt);
6869 }
6870
6871 if (conflicts_offset != 0 && conflictsno != 0)
6872 {
6873 Elf32_External_Conflict * econf32;
6874 Elf64_External_Conflict * econf64;
6875 Elf32_Conflict * iconf;
6876 size_t cnt;
6877
6878 if (dynamic_symbols == NULL)
6879 {
6880 error (_("conflict list with without table"));
6881 return 0;
6882 }
6883
6884 iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (*iconf));
6885 if (iconf == NULL)
6886 {
6887 error (_("Out of memory"));
6888 return 0;
6889 }
6890
6891 if (is_32bit_elf)
6892 {
6893 GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf32),
6894 econf32, Elf32_External_Conflict *, "conflict");
6895
6896 for (cnt = 0; cnt < conflictsno; ++cnt)
6897 iconf[cnt] = BYTE_GET (econf32[cnt]);
6898 }
6899 else
6900 {
6901 GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf64),
6902 econf64, Elf64_External_Conflict *, "conflict");
6903
6904 for (cnt = 0; cnt < conflictsno; ++cnt)
6905 iconf[cnt] = BYTE_GET (econf64[cnt]);
6906 }
6907
6908 printf (_("\nSection '.conflict' contains %d entries:\n"), conflictsno);
6909 puts (_(" Num: Index Value Name"));
6910
6911 for (cnt = 0; cnt < conflictsno; ++cnt)
6912 {
6913 Elf_Internal_Sym * psym = &dynamic_symbols[iconf[cnt]];
6914
6915 printf ("%5lu: %8lu ", (unsigned long) cnt, iconf[cnt]);
6916 print_vma (psym->st_value, FULL_HEX);
6917 printf (" %s\n", dynamic_strings + psym->st_name);
6918 }
6919
6920 free (iconf);
6921 }
6922
6923 return 1;
6924 }
6925
6926 static char *
6927 get_note_type (e_type)
6928 unsigned e_type;
6929 {
6930 static char buff[64];
6931
6932 switch (e_type)
6933 {
6934 case NT_PRSTATUS: return _("NT_PRSTATUS (prstatus structure)");
6935 case NT_FPREGSET: return _("NT_FPREGSET (floating point registers)");
6936 case NT_PRPSINFO: return _("NT_PRPSINFO (prpsinfo structure)");
6937 case NT_TASKSTRUCT: return _("NT_TASKSTRUCT (task structure)");
6938 case NT_PRXFPREG: return _("NT_PRXFPREG (user_xfpregs structure)");
6939 case NT_PSTATUS: return _("NT_PSTATUS (pstatus structure)");
6940 case NT_FPREGS: return _("NT_FPREGS (floating point registers)");
6941 case NT_PSINFO: return _("NT_PSINFO (psinfo structure)");
6942 case NT_LWPSTATUS: return _("NT_LWPSTATUS (lwpstatus_t structure)");
6943 case NT_LWPSINFO: return _("NT_LWPSINFO (lwpsinfo_t structure)");
6944 case NT_WIN32PSTATUS: return _("NT_WIN32PSTATUS (win32_pstatus strcuture)");
6945 default:
6946 sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
6947 return buff;
6948 }
6949 }
6950
6951 /* Note that by the ELF standard, the name field is already null byte
6952 terminated, and namesz includes the terminating null byte.
6953 I.E. the value of namesz for the name "FSF" is 4.
6954
6955 If the value of namesz is zero, there is no name present. */
6956 static int
6957 process_note (pnote)
6958 Elf32_Internal_Note * pnote;
6959 {
6960 printf (" %s\t\t0x%08lx\t%s\n",
6961 pnote->namesz ? pnote->namedata : "(NONE)",
6962 pnote->descsz, get_note_type (pnote->type));
6963 return 1;
6964 }
6965
6966
6967 static int
6968 process_corefile_note_segment (file, offset, length)
6969 FILE * file;
6970 bfd_vma offset;
6971 bfd_vma length;
6972 {
6973 Elf_External_Note * pnotes;
6974 Elf_External_Note * external;
6975 int res = 1;
6976
6977 if (length <= 0)
6978 return 0;
6979
6980 GET_DATA_ALLOC (offset, length, pnotes, Elf_External_Note *, "notes");
6981
6982 external = pnotes;
6983
6984 printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"),
6985 (unsigned long) offset,
6986 (unsigned long) length);
6987 printf (_(" Owner\t\tData size\tDescription\n"));
6988
6989 while (external < (Elf_External_Note *)((char *) pnotes + length))
6990 {
6991 Elf32_Internal_Note inote;
6992 char * temp = NULL;
6993
6994 inote.type = BYTE_GET (external->type);
6995 inote.namesz = BYTE_GET (external->namesz);
6996 inote.namedata = external->name;
6997 inote.descsz = BYTE_GET (external->descsz);
6998 inote.descdata = inote.namedata + align_power (inote.namesz, 2);
6999 inote.descpos = offset + (inote.descdata - (char *) pnotes);
7000
7001 external = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
7002
7003 /* Verify that name is null terminated. It appears that at least
7004 one version of Linux (RedHat 6.0) generates corefiles that don't
7005 comply with the ELF spec by failing to include the null byte in
7006 namesz. */
7007 if (inote.namedata[inote.namesz] != '\0')
7008 {
7009 temp = malloc (inote.namesz + 1);
7010
7011 if (temp == NULL)
7012 {
7013 error (_("Out of memory\n"));
7014 res = 0;
7015 break;
7016 }
7017
7018 strncpy (temp, inote.namedata, inote.namesz);
7019 temp[inote.namesz] = 0;
7020
7021 /* warn (_("'%s' NOTE name not properly null terminated\n"), temp); */
7022 inote.namedata = temp;
7023 }
7024
7025 res &= process_note (& inote);
7026
7027 if (temp != NULL)
7028 {
7029 free (temp);
7030 temp = NULL;
7031 }
7032 }
7033
7034 free (pnotes);
7035
7036 return res;
7037 }
7038
7039 static int
7040 process_corefile_note_segments (file)
7041 FILE * file;
7042 {
7043 Elf_Internal_Phdr * program_headers;
7044 Elf_Internal_Phdr * segment;
7045 unsigned int i;
7046 int res = 1;
7047
7048 program_headers = (Elf_Internal_Phdr *) malloc
7049 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
7050
7051 if (program_headers == NULL)
7052 {
7053 error (_("Out of memory\n"));
7054 return 0;
7055 }
7056
7057 if (is_32bit_elf)
7058 i = get_32bit_program_headers (file, program_headers);
7059 else
7060 i = get_64bit_program_headers (file, program_headers);
7061
7062 if (i == 0)
7063 {
7064 free (program_headers);
7065 return 0;
7066 }
7067
7068 for (i = 0, segment = program_headers;
7069 i < elf_header.e_phnum;
7070 i ++, segment ++)
7071 {
7072 if (segment->p_type == PT_NOTE)
7073 res &= process_corefile_note_segment (file,
7074 (bfd_vma) segment->p_offset,
7075 (bfd_vma) segment->p_filesz);
7076 }
7077
7078 free (program_headers);
7079
7080 return res;
7081 }
7082
7083 static int
7084 process_corefile_contents (file)
7085 FILE * file;
7086 {
7087 /* If we have not been asked to display the notes then do nothing. */
7088 if (! do_notes)
7089 return 1;
7090
7091 /* If file is not a core file then exit. */
7092 if (elf_header.e_type != ET_CORE)
7093 return 1;
7094
7095 /* No program headers means no NOTE segment. */
7096 if (elf_header.e_phnum == 0)
7097 {
7098 printf (_("No note segments present in the core file.\n"));
7099 return 1;
7100 }
7101
7102 return process_corefile_note_segments (file);
7103 }
7104
7105 static int
7106 process_arch_specific (file)
7107 FILE * file;
7108 {
7109 if (! do_arch)
7110 return 1;
7111
7112 switch (elf_header.e_machine)
7113 {
7114 case EM_MIPS:
7115 case EM_MIPS_RS4_BE:
7116 return process_mips_specific (file);
7117 break;
7118 default:
7119 break;
7120 }
7121 return 1;
7122 }
7123
7124 static int
7125 get_file_header (file)
7126 FILE * file;
7127 {
7128 /* Read in the identity array. */
7129 if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1)
7130 return 0;
7131
7132 /* Determine how to read the rest of the header. */
7133 switch (elf_header.e_ident [EI_DATA])
7134 {
7135 default: /* fall through */
7136 case ELFDATANONE: /* fall through */
7137 case ELFDATA2LSB: byte_get = byte_get_little_endian; break;
7138 case ELFDATA2MSB: byte_get = byte_get_big_endian; break;
7139 }
7140
7141 /* For now we only support 32 bit and 64 bit ELF files. */
7142 is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64);
7143
7144 /* Read in the rest of the header. */
7145 if (is_32bit_elf)
7146 {
7147 Elf32_External_Ehdr ehdr32;
7148
7149 if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1)
7150 return 0;
7151
7152 elf_header.e_type = BYTE_GET (ehdr32.e_type);
7153 elf_header.e_machine = BYTE_GET (ehdr32.e_machine);
7154 elf_header.e_version = BYTE_GET (ehdr32.e_version);
7155 elf_header.e_entry = BYTE_GET (ehdr32.e_entry);
7156 elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff);
7157 elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff);
7158 elf_header.e_flags = BYTE_GET (ehdr32.e_flags);
7159 elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize);
7160 elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize);
7161 elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum);
7162 elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize);
7163 elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum);
7164 elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx);
7165 }
7166 else
7167 {
7168 Elf64_External_Ehdr ehdr64;
7169
7170 /* If we have been compiled with sizeof (bfd_vma) == 4, then
7171 we will not be able to cope with the 64bit data found in
7172 64 ELF files. Detect this now and abort before we start
7173 overwritting things. */
7174 if (sizeof (bfd_vma) < 8)
7175 {
7176 error (_("This instance of readelf has been built without support for a\n"));
7177 error (_("64 bit data type and so it cannot read 64 bit ELF files.\n"));
7178 return 0;
7179 }
7180
7181 if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1)
7182 return 0;
7183
7184 elf_header.e_type = BYTE_GET (ehdr64.e_type);
7185 elf_header.e_machine = BYTE_GET (ehdr64.e_machine);
7186 elf_header.e_version = BYTE_GET (ehdr64.e_version);
7187 elf_header.e_entry = BYTE_GET8 (ehdr64.e_entry);
7188 elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff);
7189 elf_header.e_shoff = BYTE_GET8 (ehdr64.e_shoff);
7190 elf_header.e_flags = BYTE_GET (ehdr64.e_flags);
7191 elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize);
7192 elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize);
7193 elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum);
7194 elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize);
7195 elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum);
7196 elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx);
7197 }
7198
7199 return 1;
7200 }
7201
7202 static void
7203 process_file (file_name)
7204 char * file_name;
7205 {
7206 FILE * file;
7207 struct stat statbuf;
7208 unsigned int i;
7209
7210 if (stat (file_name, & statbuf) < 0)
7211 {
7212 error (_("Cannot stat input file %s.\n"), file_name);
7213 return;
7214 }
7215
7216 file = fopen (file_name, "rb");
7217 if (file == NULL)
7218 {
7219 error (_("Input file %s not found.\n"), file_name);
7220 return;
7221 }
7222
7223 if (! get_file_header (file))
7224 {
7225 error (_("%s: Failed to read file header\n"), file_name);
7226 fclose (file);
7227 return;
7228 }
7229
7230 /* Initialise per file variables. */
7231 for (i = NUM_ELEM (version_info); i--;)
7232 version_info[i] = 0;
7233
7234 for (i = NUM_ELEM (dynamic_info); i--;)
7235 dynamic_info[i] = 0;
7236
7237 /* Process the file. */
7238 if (show_name)
7239 printf (_("\nFile: %s\n"), file_name);
7240
7241 if (! process_file_header ())
7242 {
7243 fclose (file);
7244 return;
7245 }
7246
7247 process_section_headers (file);
7248
7249 process_program_headers (file);
7250
7251 process_dynamic_segment (file);
7252
7253 process_relocs (file);
7254
7255 process_symbol_table (file);
7256
7257 process_syminfo (file);
7258
7259 process_version_sections (file);
7260
7261 process_section_contents (file);
7262
7263 process_corefile_contents (file);
7264
7265 process_arch_specific (file);
7266
7267 fclose (file);
7268
7269 if (section_headers)
7270 {
7271 free (section_headers);
7272 section_headers = NULL;
7273 }
7274
7275 if (string_table)
7276 {
7277 free (string_table);
7278 string_table = NULL;
7279 }
7280
7281 if (dynamic_strings)
7282 {
7283 free (dynamic_strings);
7284 dynamic_strings = NULL;
7285 }
7286
7287 if (dynamic_symbols)
7288 {
7289 free (dynamic_symbols);
7290 dynamic_symbols = NULL;
7291 num_dynamic_syms = 0;
7292 }
7293
7294 if (dynamic_syminfo)
7295 {
7296 free (dynamic_syminfo);
7297 dynamic_syminfo = NULL;
7298 }
7299 }
7300
7301 #ifdef SUPPORT_DISASSEMBLY
7302 /* Needed by the i386 disassembler. For extra credit, someone could
7303 fix this so that we insert symbolic addresses here, esp for GOT/PLT
7304 symbols */
7305
7306 void
7307 print_address (unsigned int addr, FILE * outfile)
7308 {
7309 fprintf (outfile,"0x%8.8x", addr);
7310 }
7311
7312 /* Needed by the i386 disassembler. */
7313 void
7314 db_task_printsym (unsigned int addr)
7315 {
7316 print_address (addr, stderr);
7317 }
7318 #endif
7319
7320 int
7321 main (argc, argv)
7322 int argc;
7323 char ** argv;
7324 {
7325 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
7326 setlocale (LC_MESSAGES, "");
7327 #endif
7328 bindtextdomain (PACKAGE, LOCALEDIR);
7329 textdomain (PACKAGE);
7330
7331 parse_args (argc, argv);
7332
7333 if (optind < (argc - 1))
7334 show_name = 1;
7335
7336 while (optind < argc)
7337 process_file (argv [optind ++]);
7338
7339 if (dump_sects != NULL)
7340 free (dump_sects);
7341
7342 return 0;
7343 }
GDB Binutils - Deliverables
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