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2002-08-30 Pierre Muller <muller@ics.u-strasbg.fr>
[deliverable/binutils-gdb.git] / binutils / readelf.c
1 /* readelf.c -- display contents of an ELF format file
2 Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
3
4 Originally developed by Eric Youngdale <eric@andante.jic.com>
5 Modifications by Nick Clifton <nickc@redhat.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/types.h>
27 #include <sys/stat.h>
28 #include <stdio.h>
29 #include <time.h>
30
31 #if __GNUC__ >= 2
32 /* Define BFD64 here, even if our default architecture is 32 bit ELF
33 as this will allow us to read in and parse 64bit and 32bit ELF files.
34 Only do this if we belive that the compiler can support a 64 bit
35 data type. For now we only rely on GCC being able to do this. */
36 #define BFD64
37 #endif
38
39 #include "bfd.h"
40
41 #include "elf/common.h"
42 #include "elf/external.h"
43 #include "elf/internal.h"
44 #include "elf/dwarf2.h"
45
46 /* The following headers use the elf/reloc-macros.h file to
47 automatically generate relocation recognition functions
48 such as elf_mips_reloc_type() */
49
50 #define RELOC_MACROS_GEN_FUNC
51
52 #include "elf/alpha.h"
53 #include "elf/arc.h"
54 #include "elf/arm.h"
55 #include "elf/avr.h"
56 #include "elf/cris.h"
57 #include "elf/d10v.h"
58 #include "elf/d30v.h"
59 #include "elf/dlx.h"
60 #include "elf/fr30.h"
61 #include "elf/frv.h"
62 #include "elf/h8.h"
63 #include "elf/hppa.h"
64 #include "elf/i386.h"
65 #include "elf/i370.h"
66 #include "elf/i860.h"
67 #include "elf/i960.h"
68 #include "elf/ia64.h"
69 #include "elf/ip2k.h"
70 #include "elf/m32r.h"
71 #include "elf/m68k.h"
72 #include "elf/m68hc11.h"
73 #include "elf/mcore.h"
74 #include "elf/mips.h"
75 #include "elf/mmix.h"
76 #include "elf/mn10200.h"
77 #include "elf/mn10300.h"
78 #include "elf/or32.h"
79 #include "elf/pj.h"
80 #include "elf/ppc.h"
81 #include "elf/s390.h"
82 #include "elf/sh.h"
83 #include "elf/sparc.h"
84 #include "elf/v850.h"
85 #include "elf/vax.h"
86 #include "elf/x86-64.h"
87 #include "elf/xstormy16.h"
88
89 #include "bucomm.h"
90 #include "getopt.h"
91
92 char * program_name = "readelf";
93 unsigned int dynamic_addr;
94 bfd_size_type dynamic_size;
95 unsigned int rela_addr;
96 unsigned int rela_size;
97 char * dynamic_strings;
98 char * string_table;
99 unsigned long string_table_length;
100 unsigned long num_dynamic_syms;
101 Elf_Internal_Sym * dynamic_symbols;
102 Elf_Internal_Syminfo * dynamic_syminfo;
103 unsigned long dynamic_syminfo_offset;
104 unsigned int dynamic_syminfo_nent;
105 char program_interpreter [64];
106 int dynamic_info[DT_JMPREL + 1];
107 int version_info[16];
108 int loadaddr = 0;
109 Elf_Internal_Ehdr elf_header;
110 Elf_Internal_Shdr * section_headers;
111 Elf_Internal_Dyn * dynamic_segment;
112 Elf_Internal_Shdr * symtab_shndx_hdr;
113 int show_name;
114 int do_dynamic;
115 int do_syms;
116 int do_reloc;
117 int do_sections;
118 int do_segments;
119 int do_unwind;
120 int do_using_dynamic;
121 int do_header;
122 int do_dump;
123 int do_version;
124 int do_wide;
125 int do_histogram;
126 int do_debugging;
127 int do_debug_info;
128 int do_debug_abbrevs;
129 int do_debug_lines;
130 int do_debug_pubnames;
131 int do_debug_aranges;
132 int do_debug_frames;
133 int do_debug_frames_interp;
134 int do_debug_macinfo;
135 int do_debug_str;
136 int do_debug_loc;
137 int do_arch;
138 int do_notes;
139 int is_32bit_elf;
140
141 /* A dynamic array of flags indicating which sections require dumping. */
142 char * dump_sects = NULL;
143 unsigned int num_dump_sects = 0;
144
145 #define HEX_DUMP (1 << 0)
146 #define DISASS_DUMP (1 << 1)
147 #define DEBUG_DUMP (1 << 2)
148
149 /* How to rpint a vma value. */
150 typedef enum print_mode
151 {
152 HEX,
153 DEC,
154 DEC_5,
155 UNSIGNED,
156 PREFIX_HEX,
157 FULL_HEX,
158 LONG_HEX
159 }
160 print_mode;
161
162 /* Forward declarations for dumb compilers. */
163 static void print_vma PARAMS ((bfd_vma, print_mode));
164 static void print_symbol PARAMS ((int, char *));
165 static bfd_vma (* byte_get) PARAMS ((unsigned char *, int));
166 static bfd_vma byte_get_little_endian PARAMS ((unsigned char *, int));
167 static bfd_vma byte_get_big_endian PARAMS ((unsigned char *, int));
168 static const char * get_mips_dynamic_type PARAMS ((unsigned long));
169 static const char * get_sparc64_dynamic_type PARAMS ((unsigned long));
170 static const char * get_ppc64_dynamic_type PARAMS ((unsigned long));
171 static const char * get_parisc_dynamic_type PARAMS ((unsigned long));
172 static const char * get_dynamic_type PARAMS ((unsigned long));
173 static int slurp_rela_relocs PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Rela **, unsigned long *));
174 static int slurp_rel_relocs PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Rel **, unsigned long *));
175 static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, unsigned long, char *, int));
176 static char * get_file_type PARAMS ((unsigned));
177 static char * get_machine_name PARAMS ((unsigned));
178 static void decode_ARM_machine_flags PARAMS ((unsigned, char []));
179 static char * get_machine_flags PARAMS ((unsigned, unsigned));
180 static const char * get_mips_segment_type PARAMS ((unsigned long));
181 static const char * get_parisc_segment_type PARAMS ((unsigned long));
182 static const char * get_ia64_segment_type PARAMS ((unsigned long));
183 static const char * get_segment_type PARAMS ((unsigned long));
184 static const char * get_mips_section_type_name PARAMS ((unsigned int));
185 static const char * get_parisc_section_type_name PARAMS ((unsigned int));
186 static const char * get_ia64_section_type_name PARAMS ((unsigned int));
187 static const char * get_section_type_name PARAMS ((unsigned int));
188 static const char * get_symbol_binding PARAMS ((unsigned int));
189 static const char * get_symbol_type PARAMS ((unsigned int));
190 static const char * get_symbol_visibility PARAMS ((unsigned int));
191 static const char * get_symbol_index_type PARAMS ((unsigned int));
192 static const char * get_dynamic_flags PARAMS ((bfd_vma));
193 static void usage PARAMS ((void));
194 static void parse_args PARAMS ((int, char **));
195 static int process_file_header PARAMS ((void));
196 static int process_program_headers PARAMS ((FILE *));
197 static int process_section_headers PARAMS ((FILE *));
198 static int process_unwind PARAMS ((FILE *));
199 static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *));
200 static void dynamic_segment_parisc_val PARAMS ((Elf_Internal_Dyn *));
201 static int process_dynamic_segment PARAMS ((FILE *));
202 static int process_symbol_table PARAMS ((FILE *));
203 static int process_syminfo PARAMS ((FILE *));
204 static int process_section_contents PARAMS ((FILE *));
205 static void process_mips_fpe_exception PARAMS ((int));
206 static int process_mips_specific PARAMS ((FILE *));
207 static int process_file PARAMS ((char *));
208 static int process_relocs PARAMS ((FILE *));
209 static int process_version_sections PARAMS ((FILE *));
210 static char * get_ver_flags PARAMS ((unsigned int));
211 static int get_32bit_section_headers PARAMS ((FILE *, unsigned int));
212 static int get_64bit_section_headers PARAMS ((FILE *, unsigned int));
213 static int get_32bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
214 static int get_64bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
215 static int get_file_header PARAMS ((FILE *));
216 static Elf_Internal_Sym * get_32bit_elf_symbols PARAMS ((FILE *, Elf_Internal_Shdr *));
217 static Elf_Internal_Sym * get_64bit_elf_symbols PARAMS ((FILE *, Elf_Internal_Shdr *));
218 static const char * get_elf_section_flags PARAMS ((bfd_vma));
219 static int * get_dynamic_data PARAMS ((FILE *, unsigned int));
220 static int get_32bit_dynamic_segment PARAMS ((FILE *));
221 static int get_64bit_dynamic_segment PARAMS ((FILE *));
222 #ifdef SUPPORT_DISASSEMBLY
223 static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
224 #endif
225 static int dump_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
226 static int display_debug_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
227 static int display_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
228 static int display_debug_not_supported PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
229 static int prescan_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
230 static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
231 static int display_debug_pubnames PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
232 static int display_debug_abbrev PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
233 static int display_debug_aranges PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
234 static int display_debug_frames PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
235 static int display_debug_macinfo PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
236 static int display_debug_str PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
237 static int display_debug_loc PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
238 static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *));
239 static void load_debug_str PARAMS ((FILE *));
240 static void free_debug_str PARAMS ((void));
241 static const char * fetch_indirect_string PARAMS ((unsigned long));
242 static void load_debug_loc PARAMS ((FILE *));
243 static void free_debug_loc PARAMS ((void));
244 static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int));
245 static int process_extended_line_op PARAMS ((unsigned char *, int, int));
246 static void reset_state_machine PARAMS ((int));
247 static char * get_TAG_name PARAMS ((unsigned long));
248 static char * get_AT_name PARAMS ((unsigned long));
249 static char * get_FORM_name PARAMS ((unsigned long));
250 static void free_abbrevs PARAMS ((void));
251 static void add_abbrev PARAMS ((unsigned long, unsigned long, int));
252 static void add_abbrev_attr PARAMS ((unsigned long, unsigned long));
253 static unsigned char * read_and_display_attr PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long, unsigned long));
254 static unsigned char * read_and_display_attr_value PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long, unsigned long));
255 static unsigned char * display_block PARAMS ((unsigned char *, unsigned long));
256 static void decode_location_expression PARAMS ((unsigned char *, unsigned int, unsigned long));
257 static void request_dump PARAMS ((unsigned int, int));
258 static const char * get_elf_class PARAMS ((unsigned int));
259 static const char * get_data_encoding PARAMS ((unsigned int));
260 static const char * get_osabi_name PARAMS ((unsigned int));
261 static int guess_is_rela PARAMS ((unsigned long));
262 static const char * get_note_type PARAMS ((unsigned int));
263 static const char * get_netbsd_elfcore_note_type PARAMS ((unsigned int));
264 static int process_note PARAMS ((Elf32_Internal_Note *));
265 static int process_corefile_note_segment PARAMS ((FILE *, bfd_vma, bfd_vma));
266 static int process_corefile_note_segments PARAMS ((FILE *));
267 static int process_corefile_contents PARAMS ((FILE *));
268 static int process_arch_specific PARAMS ((FILE *));
269 static int process_gnu_liblist PARAMS ((FILE *));
270
271 typedef int Elf32_Word;
272
273 #ifndef TRUE
274 #define TRUE 1
275 #define FALSE 0
276 #endif
277 #define UNKNOWN -1
278
279 #define SECTION_NAME(X) ((X) == NULL ? "<none>" : \
280 ((X)->sh_name >= string_table_length \
281 ? "<corrupt>" : string_table + (X)->sh_name))
282
283 /* Given st_shndx I, map to section_headers index. */
284 #define SECTION_HEADER_INDEX(I) \
285 ((I) < SHN_LORESERVE \
286 ? (I) \
287 : ((I) <= SHN_HIRESERVE \
288 ? 0 \
289 : (I) - (SHN_HIRESERVE + 1 - SHN_LORESERVE)))
290
291 /* Reverse of the above. */
292 #define SECTION_HEADER_NUM(N) \
293 ((N) < SHN_LORESERVE \
294 ? (N) \
295 : (N) + (SHN_HIRESERVE + 1 - SHN_LORESERVE))
296
297 #define SECTION_HEADER(I) (section_headers + SECTION_HEADER_INDEX (I))
298
299 #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
300
301 #define BYTE_GET(field) byte_get (field, sizeof (field))
302
303 /* If we can support a 64 bit data type then BFD64 should be defined
304 and sizeof (bfd_vma) == 8. In this case when translating from an
305 external 8 byte field to an internal field, we can assume that the
306 internal field is also 8 bytes wide and so we can extract all the data.
307 If, however, BFD64 is not defined, then we must assume that the
308 internal data structure only has 4 byte wide fields that are the
309 equivalent of the 8 byte wide external counterparts, and so we must
310 truncate the data. */
311 #ifdef BFD64
312 #define BYTE_GET8(field) byte_get (field, -8)
313 #else
314 #define BYTE_GET8(field) byte_get (field, 8)
315 #endif
316
317 #define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
318
319 #define GET_ELF_SYMBOLS(file, section) \
320 (is_32bit_elf ? get_32bit_elf_symbols (file, section) \
321 : get_64bit_elf_symbols (file, section))
322
323
324 static void
325 error VPARAMS ((const char *message, ...))
326 {
327 VA_OPEN (args, message);
328 VA_FIXEDARG (args, const char *, message);
329
330 fprintf (stderr, _("%s: Error: "), program_name);
331 vfprintf (stderr, message, args);
332 VA_CLOSE (args);
333 }
334
335 static void
336 warn VPARAMS ((const char *message, ...))
337 {
338 VA_OPEN (args, message);
339 VA_FIXEDARG (args, const char *, message);
340
341 fprintf (stderr, _("%s: Warning: "), program_name);
342 vfprintf (stderr, message, args);
343 VA_CLOSE (args);
344 }
345
346 static PTR get_data PARAMS ((PTR, FILE *, long, size_t, const char *));
347
348 static PTR
349 get_data (var, file, offset, size, reason)
350 PTR var;
351 FILE *file;
352 long offset;
353 size_t size;
354 const char *reason;
355 {
356 PTR mvar;
357
358 if (size == 0)
359 return NULL;
360
361 if (fseek (file, offset, SEEK_SET))
362 {
363 error (_("Unable to seek to %x for %s\n"), offset, reason);
364 return NULL;
365 }
366
367 mvar = var;
368 if (mvar == NULL)
369 {
370 mvar = (PTR) malloc (size);
371
372 if (mvar == NULL)
373 {
374 error (_("Out of memory allocating %d bytes for %s\n"),
375 size, reason);
376 return NULL;
377 }
378 }
379
380 if (fread (mvar, size, 1, file) != 1)
381 {
382 error (_("Unable to read in %d bytes of %s\n"), size, reason);
383 if (mvar != var)
384 free (mvar);
385 return NULL;
386 }
387
388 return mvar;
389 }
390
391 static bfd_vma
392 byte_get_little_endian (field, size)
393 unsigned char * field;
394 int size;
395 {
396 switch (size)
397 {
398 case 1:
399 return * field;
400
401 case 2:
402 return ((unsigned int) (field [0]))
403 | (((unsigned int) (field [1])) << 8);
404
405 #ifndef BFD64
406 case 8:
407 /* We want to extract data from an 8 byte wide field and
408 place it into a 4 byte wide field. Since this is a little
409 endian source we can juts use the 4 byte extraction code. */
410 /* Fall through. */
411 #endif
412 case 4:
413 return ((unsigned long) (field [0]))
414 | (((unsigned long) (field [1])) << 8)
415 | (((unsigned long) (field [2])) << 16)
416 | (((unsigned long) (field [3])) << 24);
417
418 #ifdef BFD64
419 case 8:
420 case -8:
421 /* This is a special case, generated by the BYTE_GET8 macro.
422 It means that we are loading an 8 byte value from a field
423 in an external structure into an 8 byte value in a field
424 in an internal strcuture. */
425 return ((bfd_vma) (field [0]))
426 | (((bfd_vma) (field [1])) << 8)
427 | (((bfd_vma) (field [2])) << 16)
428 | (((bfd_vma) (field [3])) << 24)
429 | (((bfd_vma) (field [4])) << 32)
430 | (((bfd_vma) (field [5])) << 40)
431 | (((bfd_vma) (field [6])) << 48)
432 | (((bfd_vma) (field [7])) << 56);
433 #endif
434 default:
435 error (_("Unhandled data length: %d\n"), size);
436 abort ();
437 }
438 }
439
440 /* Print a VMA value. */
441 static void
442 print_vma (vma, mode)
443 bfd_vma vma;
444 print_mode mode;
445 {
446 #ifdef BFD64
447 if (is_32bit_elf)
448 #endif
449 {
450 switch (mode)
451 {
452 case FULL_HEX: printf ("0x"); /* drop through */
453 case LONG_HEX: printf ("%8.8lx", (unsigned long) vma); break;
454 case PREFIX_HEX: printf ("0x"); /* drop through */
455 case HEX: printf ("%lx", (unsigned long) vma); break;
456 case DEC: printf ("%ld", (unsigned long) vma); break;
457 case DEC_5: printf ("%5ld", (long) vma); break;
458 case UNSIGNED: printf ("%lu", (unsigned long) vma); break;
459 }
460 }
461 #ifdef BFD64
462 else
463 {
464 switch (mode)
465 {
466 case FULL_HEX:
467 printf ("0x");
468 /* drop through */
469
470 case LONG_HEX:
471 printf_vma (vma);
472 break;
473
474 case PREFIX_HEX:
475 printf ("0x");
476 /* drop through */
477
478 case HEX:
479 #if BFD_HOST_64BIT_LONG
480 printf ("%lx", vma);
481 #else
482 if (_bfd_int64_high (vma))
483 printf ("%lx%8.8lx", _bfd_int64_high (vma), _bfd_int64_low (vma));
484 else
485 printf ("%lx", _bfd_int64_low (vma));
486 #endif
487 break;
488
489 case DEC:
490 #if BFD_HOST_64BIT_LONG
491 printf ("%ld", vma);
492 #else
493 if (_bfd_int64_high (vma))
494 /* ugg */
495 printf ("++%ld", _bfd_int64_low (vma));
496 else
497 printf ("%ld", _bfd_int64_low (vma));
498 #endif
499 break;
500
501 case DEC_5:
502 #if BFD_HOST_64BIT_LONG
503 printf ("%5ld", vma);
504 #else
505 if (_bfd_int64_high (vma))
506 /* ugg */
507 printf ("++%ld", _bfd_int64_low (vma));
508 else
509 printf ("%5ld", _bfd_int64_low (vma));
510 #endif
511 break;
512
513 case UNSIGNED:
514 #if BFD_HOST_64BIT_LONG
515 printf ("%lu", vma);
516 #else
517 if (_bfd_int64_high (vma))
518 /* ugg */
519 printf ("++%lu", _bfd_int64_low (vma));
520 else
521 printf ("%lu", _bfd_int64_low (vma));
522 #endif
523 break;
524 }
525 }
526 #endif
527 }
528
529 /* Display a symbol on stdout. If do_wide is not true then
530 format the symbol to be at most WIDTH characters,
531 truncating as necessary. If WIDTH is negative then
532 format the string to be exactly - WIDTH characters,
533 truncating or padding as necessary. */
534
535 static void
536 print_symbol (width, symbol)
537 int width;
538 char * symbol;
539 {
540 if (do_wide)
541 printf (symbol);
542 else if (width < 0)
543 printf ("%-*.*s", width, width, symbol);
544 else
545 printf ("%-.*s", width, symbol);
546 }
547
548 static bfd_vma
549 byte_get_big_endian (field, size)
550 unsigned char * field;
551 int size;
552 {
553 switch (size)
554 {
555 case 1:
556 return * field;
557
558 case 2:
559 return ((unsigned int) (field [1])) | (((int) (field [0])) << 8);
560
561 case 4:
562 return ((unsigned long) (field [3]))
563 | (((unsigned long) (field [2])) << 8)
564 | (((unsigned long) (field [1])) << 16)
565 | (((unsigned long) (field [0])) << 24);
566
567 #ifndef BFD64
568 case 8:
569 /* Although we are extracing data from an 8 byte wide field, we
570 are returning only 4 bytes of data. */
571 return ((unsigned long) (field [7]))
572 | (((unsigned long) (field [6])) << 8)
573 | (((unsigned long) (field [5])) << 16)
574 | (((unsigned long) (field [4])) << 24);
575 #else
576 case 8:
577 case -8:
578 /* This is a special case, generated by the BYTE_GET8 macro.
579 It means that we are loading an 8 byte value from a field
580 in an external structure into an 8 byte value in a field
581 in an internal strcuture. */
582 return ((bfd_vma) (field [7]))
583 | (((bfd_vma) (field [6])) << 8)
584 | (((bfd_vma) (field [5])) << 16)
585 | (((bfd_vma) (field [4])) << 24)
586 | (((bfd_vma) (field [3])) << 32)
587 | (((bfd_vma) (field [2])) << 40)
588 | (((bfd_vma) (field [1])) << 48)
589 | (((bfd_vma) (field [0])) << 56);
590 #endif
591
592 default:
593 error (_("Unhandled data length: %d\n"), size);
594 abort ();
595 }
596 }
597
598 /* Guess the relocation size commonly used by the specific machines. */
599
600 static int
601 guess_is_rela (e_machine)
602 unsigned long e_machine;
603 {
604 switch (e_machine)
605 {
606 /* Targets that use REL relocations. */
607 case EM_ARM:
608 case EM_386:
609 case EM_486:
610 case EM_960:
611 case EM_DLX:
612 case EM_OPENRISC:
613 case EM_OR32:
614 case EM_M32R:
615 case EM_CYGNUS_M32R:
616 case EM_D10V:
617 case EM_CYGNUS_D10V:
618 case EM_MIPS:
619 case EM_MIPS_RS3_LE:
620 return FALSE;
621
622 /* Targets that use RELA relocations. */
623 case EM_68K:
624 case EM_H8_300:
625 case EM_H8_300H:
626 case EM_H8S:
627 case EM_SPARC32PLUS:
628 case EM_SPARCV9:
629 case EM_SPARC:
630 case EM_PPC:
631 case EM_PPC64:
632 case EM_V850:
633 case EM_CYGNUS_V850:
634 case EM_D30V:
635 case EM_CYGNUS_D30V:
636 case EM_MN10200:
637 case EM_CYGNUS_MN10200:
638 case EM_MN10300:
639 case EM_CYGNUS_MN10300:
640 case EM_FR30:
641 case EM_CYGNUS_FR30:
642 case EM_CYGNUS_FRV:
643 case EM_SH:
644 case EM_ALPHA:
645 case EM_MCORE:
646 case EM_IA_64:
647 case EM_AVR:
648 case EM_AVR_OLD:
649 case EM_CRIS:
650 case EM_860:
651 case EM_X86_64:
652 case EM_S390:
653 case EM_S390_OLD:
654 case EM_MMIX:
655 case EM_XSTORMY16:
656 case EM_VAX:
657 case EM_IP2K:
658 case EM_IP2K_OLD:
659 return TRUE;
660
661 case EM_MMA:
662 case EM_PCP:
663 case EM_NCPU:
664 case EM_NDR1:
665 case EM_STARCORE:
666 case EM_ME16:
667 case EM_ST100:
668 case EM_TINYJ:
669 case EM_FX66:
670 case EM_ST9PLUS:
671 case EM_ST7:
672 case EM_68HC16:
673 case EM_68HC11:
674 case EM_68HC08:
675 case EM_68HC05:
676 case EM_SVX:
677 case EM_ST19:
678 default:
679 warn (_("Don't know about relocations on this machine architecture\n"));
680 return FALSE;
681 }
682 }
683
684 static int
685 slurp_rela_relocs (file, rel_offset, rel_size, relasp, nrelasp)
686 FILE *file;
687 unsigned long rel_offset;
688 unsigned long rel_size;
689 Elf_Internal_Rela **relasp;
690 unsigned long *nrelasp;
691 {
692 Elf_Internal_Rela *relas;
693 unsigned long nrelas;
694 unsigned int i;
695
696 if (is_32bit_elf)
697 {
698 Elf32_External_Rela * erelas;
699
700 erelas = (Elf32_External_Rela *) get_data (NULL, file, rel_offset,
701 rel_size, _("relocs"));
702 if (!erelas)
703 return 0;
704
705 nrelas = rel_size / sizeof (Elf32_External_Rela);
706
707 relas = (Elf_Internal_Rela *)
708 malloc (nrelas * sizeof (Elf_Internal_Rela));
709
710 if (relas == NULL)
711 {
712 error(_("out of memory parsing relocs"));
713 return 0;
714 }
715
716 for (i = 0; i < nrelas; i++)
717 {
718 relas[i].r_offset = BYTE_GET (erelas[i].r_offset);
719 relas[i].r_info = BYTE_GET (erelas[i].r_info);
720 relas[i].r_addend = BYTE_GET (erelas[i].r_addend);
721 }
722
723 free (erelas);
724 }
725 else
726 {
727 Elf64_External_Rela * erelas;
728
729 erelas = (Elf64_External_Rela *) get_data (NULL, file, rel_offset,
730 rel_size, _("relocs"));
731 if (!erelas)
732 return 0;
733
734 nrelas = rel_size / sizeof (Elf64_External_Rela);
735
736 relas = (Elf_Internal_Rela *)
737 malloc (nrelas * sizeof (Elf_Internal_Rela));
738
739 if (relas == NULL)
740 {
741 error(_("out of memory parsing relocs"));
742 return 0;
743 }
744
745 for (i = 0; i < nrelas; i++)
746 {
747 relas[i].r_offset = BYTE_GET8 (erelas[i].r_offset);
748 relas[i].r_info = BYTE_GET8 (erelas[i].r_info);
749 relas[i].r_addend = BYTE_GET8 (erelas[i].r_addend);
750 }
751
752 free (erelas);
753 }
754 *relasp = relas;
755 *nrelasp = nrelas;
756 return 1;
757 }
758
759 static int
760 slurp_rel_relocs (file, rel_offset, rel_size, relsp, nrelsp)
761 FILE *file;
762 unsigned long rel_offset;
763 unsigned long rel_size;
764 Elf_Internal_Rel **relsp;
765 unsigned long *nrelsp;
766 {
767 Elf_Internal_Rel *rels;
768 unsigned long nrels;
769 unsigned int i;
770
771 if (is_32bit_elf)
772 {
773 Elf32_External_Rel * erels;
774
775 erels = (Elf32_External_Rel *) get_data (NULL, file, rel_offset,
776 rel_size, _("relocs"));
777 if (!erels)
778 return 0;
779
780 nrels = rel_size / sizeof (Elf32_External_Rel);
781
782 rels = (Elf_Internal_Rel *) malloc (nrels * sizeof (Elf_Internal_Rel));
783
784 if (rels == NULL)
785 {
786 error(_("out of memory parsing relocs"));
787 return 0;
788 }
789
790 for (i = 0; i < nrels; i++)
791 {
792 rels[i].r_offset = BYTE_GET (erels[i].r_offset);
793 rels[i].r_info = BYTE_GET (erels[i].r_info);
794 }
795
796 free (erels);
797 }
798 else
799 {
800 Elf64_External_Rel * erels;
801
802 erels = (Elf64_External_Rel *) get_data (NULL, file, rel_offset,
803 rel_size, _("relocs"));
804 if (!erels)
805 return 0;
806
807 nrels = rel_size / sizeof (Elf64_External_Rel);
808
809 rels = (Elf_Internal_Rel *) malloc (nrels * sizeof (Elf_Internal_Rel));
810
811 if (rels == NULL)
812 {
813 error(_("out of memory parsing relocs"));
814 return 0;
815 }
816
817 for (i = 0; i < nrels; i++)
818 {
819 rels[i].r_offset = BYTE_GET8 (erels[i].r_offset);
820 rels[i].r_info = BYTE_GET8 (erels[i].r_info);
821 }
822
823 free (erels);
824 }
825 *relsp = rels;
826 *nrelsp = nrels;
827 return 1;
828 }
829
830 /* Display the contents of the relocation data found at the specified offset. */
831 static int
832 dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela)
833 FILE * file;
834 unsigned long rel_offset;
835 unsigned long rel_size;
836 Elf_Internal_Sym * symtab;
837 unsigned long nsyms;
838 char * strtab;
839 int is_rela;
840 {
841 unsigned int i;
842 Elf_Internal_Rel * rels;
843 Elf_Internal_Rela * relas;
844
845
846 if (is_rela == UNKNOWN)
847 is_rela = guess_is_rela (elf_header.e_machine);
848
849 if (is_rela)
850 {
851 if (!slurp_rela_relocs (file, rel_offset, rel_size, &relas, &rel_size))
852 return 0;
853 }
854 else
855 {
856 if (!slurp_rel_relocs (file, rel_offset, rel_size, &rels, &rel_size))
857 return 0;
858 }
859
860 if (is_32bit_elf)
861 {
862 if (is_rela)
863 {
864 if (do_wide)
865 printf (_(" Offset Info Type Sym. Value Symbol's Name + Addend\n"));
866 else
867 printf (_(" Offset Info Type Sym.Value Sym. Name + Addend\n"));
868 }
869 else
870 {
871 if (do_wide)
872 printf (_(" Offset Info Type Sym. Value Symbol's Name\n"));
873 else
874 printf (_(" Offset Info Type Sym.Value Sym. Name\n"));
875 }
876 }
877 else
878 {
879 if (is_rela)
880 {
881 if (do_wide)
882 printf (_(" Offset Info Type Symbol's Value Symbol's Name + Addend\n"));
883 else
884 printf (_(" Offset Info Type Sym. Value Sym. Name + Addend\n"));
885 }
886 else
887 {
888 if (do_wide)
889 printf (_(" Offset Info Type Symbol's Value Symbol's Name\n"));
890 else
891 printf (_(" Offset Info Type Sym. Value Sym. Name\n"));
892 }
893 }
894
895 for (i = 0; i < rel_size; i++)
896 {
897 const char * rtype;
898 const char * rtype2 = NULL;
899 const char * rtype3 = NULL;
900 bfd_vma offset;
901 bfd_vma info;
902 bfd_vma symtab_index;
903 bfd_vma type;
904 bfd_vma type2 = (bfd_vma) NULL;
905 bfd_vma type3 = (bfd_vma) NULL;
906
907 if (is_rela)
908 {
909 offset = relas [i].r_offset;
910 info = relas [i].r_info;
911 }
912 else
913 {
914 offset = rels [i].r_offset;
915 info = rels [i].r_info;
916 }
917
918 if (is_32bit_elf)
919 {
920 type = ELF32_R_TYPE (info);
921 symtab_index = ELF32_R_SYM (info);
922 }
923 else
924 {
925 if (elf_header.e_machine == EM_MIPS)
926 {
927 type = ELF64_MIPS_R_TYPE (info);
928 type2 = ELF64_MIPS_R_TYPE2 (info);
929 type3 = ELF64_MIPS_R_TYPE3 (info);
930 }
931 else if (elf_header.e_machine == EM_SPARCV9)
932 type = ELF64_R_TYPE_ID (info);
933 else
934 type = ELF64_R_TYPE (info);
935 /* The #ifdef BFD64 below is to prevent a compile time warning.
936 We know that if we do not have a 64 bit data type that we
937 will never execute this code anyway. */
938 #ifdef BFD64
939 symtab_index = ELF64_R_SYM (info);
940 #endif
941 }
942
943 if (is_32bit_elf)
944 {
945 #ifdef _bfd_int64_low
946 printf ("%8.8lx %8.8lx ", _bfd_int64_low (offset), _bfd_int64_low (info));
947 #else
948 printf ("%8.8lx %8.8lx ", offset, info);
949 #endif
950 }
951 else
952 {
953 #ifdef _bfd_int64_low
954 printf (do_wide
955 ? "%8.8lx%8.8lx %8.8lx%8.8lx "
956 : "%4.4lx%8.8lx %4.4lx%8.8lx ",
957 _bfd_int64_high (offset),
958 _bfd_int64_low (offset),
959 _bfd_int64_high (info),
960 _bfd_int64_low (info));
961 #else
962 printf (do_wide
963 ? "%16.16lx %16.16lx "
964 : "%12.12lx %12.12lx ",
965 offset, info);
966 #endif
967 }
968
969 switch (elf_header.e_machine)
970 {
971 default:
972 rtype = NULL;
973 break;
974
975 case EM_M32R:
976 case EM_CYGNUS_M32R:
977 rtype = elf_m32r_reloc_type (type);
978 break;
979
980 case EM_386:
981 case EM_486:
982 rtype = elf_i386_reloc_type (type);
983 break;
984
985 case EM_68HC11:
986 case EM_68HC12:
987 rtype = elf_m68hc11_reloc_type (type);
988 break;
989
990 case EM_68K:
991 rtype = elf_m68k_reloc_type (type);
992 break;
993
994 case EM_960:
995 rtype = elf_i960_reloc_type (type);
996 break;
997
998 case EM_AVR:
999 case EM_AVR_OLD:
1000 rtype = elf_avr_reloc_type (type);
1001 break;
1002
1003 case EM_OLD_SPARCV9:
1004 case EM_SPARC32PLUS:
1005 case EM_SPARCV9:
1006 case EM_SPARC:
1007 rtype = elf_sparc_reloc_type (type);
1008 break;
1009
1010 case EM_V850:
1011 case EM_CYGNUS_V850:
1012 rtype = v850_reloc_type (type);
1013 break;
1014
1015 case EM_D10V:
1016 case EM_CYGNUS_D10V:
1017 rtype = elf_d10v_reloc_type (type);
1018 break;
1019
1020 case EM_D30V:
1021 case EM_CYGNUS_D30V:
1022 rtype = elf_d30v_reloc_type (type);
1023 break;
1024
1025 case EM_DLX:
1026 rtype = elf_dlx_reloc_type (type);
1027 break;
1028
1029 case EM_SH:
1030 rtype = elf_sh_reloc_type (type);
1031 break;
1032
1033 case EM_MN10300:
1034 case EM_CYGNUS_MN10300:
1035 rtype = elf_mn10300_reloc_type (type);
1036 break;
1037
1038 case EM_MN10200:
1039 case EM_CYGNUS_MN10200:
1040 rtype = elf_mn10200_reloc_type (type);
1041 break;
1042
1043 case EM_FR30:
1044 case EM_CYGNUS_FR30:
1045 rtype = elf_fr30_reloc_type (type);
1046 break;
1047
1048 case EM_CYGNUS_FRV:
1049 rtype = elf_frv_reloc_type (type);
1050 break;
1051
1052 case EM_MCORE:
1053 rtype = elf_mcore_reloc_type (type);
1054 break;
1055
1056 case EM_MMIX:
1057 rtype = elf_mmix_reloc_type (type);
1058 break;
1059
1060 case EM_PPC:
1061 case EM_PPC64:
1062 rtype = elf_ppc_reloc_type (type);
1063 break;
1064
1065 case EM_MIPS:
1066 case EM_MIPS_RS3_LE:
1067 rtype = elf_mips_reloc_type (type);
1068 if (!is_32bit_elf)
1069 {
1070 rtype2 = elf_mips_reloc_type (type2);
1071 rtype3 = elf_mips_reloc_type (type3);
1072 }
1073 break;
1074
1075 case EM_ALPHA:
1076 rtype = elf_alpha_reloc_type (type);
1077 break;
1078
1079 case EM_ARM:
1080 rtype = elf_arm_reloc_type (type);
1081 break;
1082
1083 case EM_ARC:
1084 rtype = elf_arc_reloc_type (type);
1085 break;
1086
1087 case EM_PARISC:
1088 rtype = elf_hppa_reloc_type (type);
1089 break;
1090
1091 case EM_H8_300:
1092 case EM_H8_300H:
1093 case EM_H8S:
1094 rtype = elf_h8_reloc_type (type);
1095 break;
1096
1097 case EM_OPENRISC:
1098 case EM_OR32:
1099 rtype = elf_or32_reloc_type (type);
1100 break;
1101
1102 case EM_PJ:
1103 case EM_PJ_OLD:
1104 rtype = elf_pj_reloc_type (type);
1105 break;
1106 case EM_IA_64:
1107 rtype = elf_ia64_reloc_type (type);
1108 break;
1109
1110 case EM_CRIS:
1111 rtype = elf_cris_reloc_type (type);
1112 break;
1113
1114 case EM_860:
1115 rtype = elf_i860_reloc_type (type);
1116 break;
1117
1118 case EM_X86_64:
1119 rtype = elf_x86_64_reloc_type (type);
1120 break;
1121
1122 case EM_S370:
1123 rtype = i370_reloc_type (type);
1124 break;
1125
1126 case EM_S390_OLD:
1127 case EM_S390:
1128 rtype = elf_s390_reloc_type (type);
1129 break;
1130
1131 case EM_XSTORMY16:
1132 rtype = elf_xstormy16_reloc_type (type);
1133 break;
1134
1135 case EM_VAX:
1136 rtype = elf_vax_reloc_type (type);
1137 break;
1138
1139 case EM_IP2K:
1140 case EM_IP2K_OLD:
1141 rtype = elf_ip2k_reloc_type (type);
1142 break;
1143 }
1144
1145 if (rtype == NULL)
1146 #ifdef _bfd_int64_low
1147 printf (_("unrecognized: %-7lx"), _bfd_int64_low (type));
1148 #else
1149 printf (_("unrecognized: %-7lx"), type);
1150 #endif
1151 else
1152 printf (do_wide ? "%-21.21s" : "%-17.17s", rtype);
1153
1154 if (symtab_index)
1155 {
1156 if (symtab == NULL || symtab_index >= nsyms)
1157 printf (" bad symbol index: %08lx", (unsigned long) symtab_index);
1158 else
1159 {
1160 Elf_Internal_Sym * psym;
1161
1162 psym = symtab + symtab_index;
1163
1164 printf (" ");
1165 print_vma (psym->st_value, LONG_HEX);
1166 printf (is_32bit_elf ? " " : " ");
1167
1168 if (psym->st_name == 0)
1169 print_symbol (22, SECTION_NAME (section_headers + psym->st_shndx));
1170 else if (strtab == NULL)
1171 printf (_("<string table index %3ld>"), psym->st_name);
1172 else
1173 print_symbol (22, strtab + psym->st_name);
1174
1175 if (is_rela)
1176 printf (" + %lx", (unsigned long) relas [i].r_addend);
1177 }
1178 }
1179 else if (is_rela)
1180 {
1181 printf ("%*c", is_32bit_elf ? (do_wide ? 34 : 28) : (do_wide ? 26 : 20), ' ');
1182 print_vma (relas[i].r_addend, LONG_HEX);
1183 }
1184
1185 if (elf_header.e_machine == EM_SPARCV9
1186 && !strcmp (rtype, "R_SPARC_OLO10"))
1187 printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (info));
1188
1189 putchar ('\n');
1190
1191 if (! is_32bit_elf && elf_header.e_machine == EM_MIPS)
1192 {
1193 printf (" Type2: ");
1194
1195 if (rtype2 == NULL)
1196 #ifdef _bfd_int64_low
1197 printf (_("unrecognized: %-7lx"), _bfd_int64_low (type2));
1198 #else
1199 printf (_("unrecognized: %-7lx"), type2);
1200 #endif
1201 else
1202 printf ("%-17.17s", rtype2);
1203
1204 printf("\n Type3: ");
1205
1206 if (rtype3 == NULL)
1207 #ifdef _bfd_int64_low
1208 printf (_("unrecognized: %-7lx"), _bfd_int64_low (type3));
1209 #else
1210 printf (_("unrecognized: %-7lx"), type3);
1211 #endif
1212 else
1213 printf ("%-17.17s", rtype3);
1214
1215 putchar ('\n');
1216 }
1217 }
1218
1219 if (is_rela)
1220 free (relas);
1221 else
1222 free (rels);
1223
1224 return 1;
1225 }
1226
1227 static const char *
1228 get_mips_dynamic_type (type)
1229 unsigned long type;
1230 {
1231 switch (type)
1232 {
1233 case DT_MIPS_RLD_VERSION: return "MIPS_RLD_VERSION";
1234 case DT_MIPS_TIME_STAMP: return "MIPS_TIME_STAMP";
1235 case DT_MIPS_ICHECKSUM: return "MIPS_ICHECKSUM";
1236 case DT_MIPS_IVERSION: return "MIPS_IVERSION";
1237 case DT_MIPS_FLAGS: return "MIPS_FLAGS";
1238 case DT_MIPS_BASE_ADDRESS: return "MIPS_BASE_ADDRESS";
1239 case DT_MIPS_MSYM: return "MIPS_MSYM";
1240 case DT_MIPS_CONFLICT: return "MIPS_CONFLICT";
1241 case DT_MIPS_LIBLIST: return "MIPS_LIBLIST";
1242 case DT_MIPS_LOCAL_GOTNO: return "MIPS_LOCAL_GOTNO";
1243 case DT_MIPS_CONFLICTNO: return "MIPS_CONFLICTNO";
1244 case DT_MIPS_LIBLISTNO: return "MIPS_LIBLISTNO";
1245 case DT_MIPS_SYMTABNO: return "MIPS_SYMTABNO";
1246 case DT_MIPS_UNREFEXTNO: return "MIPS_UNREFEXTNO";
1247 case DT_MIPS_GOTSYM: return "MIPS_GOTSYM";
1248 case DT_MIPS_HIPAGENO: return "MIPS_HIPAGENO";
1249 case DT_MIPS_RLD_MAP: return "MIPS_RLD_MAP";
1250 case DT_MIPS_DELTA_CLASS: return "MIPS_DELTA_CLASS";
1251 case DT_MIPS_DELTA_CLASS_NO: return "MIPS_DELTA_CLASS_NO";
1252 case DT_MIPS_DELTA_INSTANCE: return "MIPS_DELTA_INSTANCE";
1253 case DT_MIPS_DELTA_INSTANCE_NO: return "MIPS_DELTA_INSTANCE_NO";
1254 case DT_MIPS_DELTA_RELOC: return "MIPS_DELTA_RELOC";
1255 case DT_MIPS_DELTA_RELOC_NO: return "MIPS_DELTA_RELOC_NO";
1256 case DT_MIPS_DELTA_SYM: return "MIPS_DELTA_SYM";
1257 case DT_MIPS_DELTA_SYM_NO: return "MIPS_DELTA_SYM_NO";
1258 case DT_MIPS_DELTA_CLASSSYM: return "MIPS_DELTA_CLASSSYM";
1259 case DT_MIPS_DELTA_CLASSSYM_NO: return "MIPS_DELTA_CLASSSYM_NO";
1260 case DT_MIPS_CXX_FLAGS: return "MIPS_CXX_FLAGS";
1261 case DT_MIPS_PIXIE_INIT: return "MIPS_PIXIE_INIT";
1262 case DT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
1263 case DT_MIPS_LOCALPAGE_GOTIDX: return "MIPS_LOCALPAGE_GOTIDX";
1264 case DT_MIPS_LOCAL_GOTIDX: return "MIPS_LOCAL_GOTIDX";
1265 case DT_MIPS_HIDDEN_GOTIDX: return "MIPS_HIDDEN_GOTIDX";
1266 case DT_MIPS_PROTECTED_GOTIDX: return "MIPS_PROTECTED_GOTIDX";
1267 case DT_MIPS_OPTIONS: return "MIPS_OPTIONS";
1268 case DT_MIPS_INTERFACE: return "MIPS_INTERFACE";
1269 case DT_MIPS_DYNSTR_ALIGN: return "MIPS_DYNSTR_ALIGN";
1270 case DT_MIPS_INTERFACE_SIZE: return "MIPS_INTERFACE_SIZE";
1271 case DT_MIPS_RLD_TEXT_RESOLVE_ADDR: return "MIPS_RLD_TEXT_RESOLVE_ADDR";
1272 case DT_MIPS_PERF_SUFFIX: return "MIPS_PERF_SUFFIX";
1273 case DT_MIPS_COMPACT_SIZE: return "MIPS_COMPACT_SIZE";
1274 case DT_MIPS_GP_VALUE: return "MIPS_GP_VALUE";
1275 case DT_MIPS_AUX_DYNAMIC: return "MIPS_AUX_DYNAMIC";
1276 default:
1277 return NULL;
1278 }
1279 }
1280
1281 static const char *
1282 get_sparc64_dynamic_type (type)
1283 unsigned long type;
1284 {
1285 switch (type)
1286 {
1287 case DT_SPARC_REGISTER: return "SPARC_REGISTER";
1288 default:
1289 return NULL;
1290 }
1291 }
1292
1293 static const char *
1294 get_ppc64_dynamic_type (type)
1295 unsigned long type;
1296 {
1297 switch (type)
1298 {
1299 case DT_PPC64_GLINK: return "PPC64_GLINK";
1300 case DT_PPC64_OPD: return "PPC64_OPD";
1301 case DT_PPC64_OPDSZ: return "PPC64_OPDSZ";
1302 default:
1303 return NULL;
1304 }
1305 }
1306
1307 static const char *
1308 get_parisc_dynamic_type (type)
1309 unsigned long type;
1310 {
1311 switch (type)
1312 {
1313 case DT_HP_LOAD_MAP: return "HP_LOAD_MAP";
1314 case DT_HP_DLD_FLAGS: return "HP_DLD_FLAGS";
1315 case DT_HP_DLD_HOOK: return "HP_DLD_HOOK";
1316 case DT_HP_UX10_INIT: return "HP_UX10_INIT";
1317 case DT_HP_UX10_INITSZ: return "HP_UX10_INITSZ";
1318 case DT_HP_PREINIT: return "HP_PREINIT";
1319 case DT_HP_PREINITSZ: return "HP_PREINITSZ";
1320 case DT_HP_NEEDED: return "HP_NEEDED";
1321 case DT_HP_TIME_STAMP: return "HP_TIME_STAMP";
1322 case DT_HP_CHECKSUM: return "HP_CHECKSUM";
1323 case DT_HP_GST_SIZE: return "HP_GST_SIZE";
1324 case DT_HP_GST_VERSION: return "HP_GST_VERSION";
1325 case DT_HP_GST_HASHVAL: return "HP_GST_HASHVAL";
1326 default:
1327 return NULL;
1328 }
1329 }
1330
1331 static const char *
1332 get_dynamic_type (type)
1333 unsigned long type;
1334 {
1335 static char buff [32];
1336
1337 switch (type)
1338 {
1339 case DT_NULL: return "NULL";
1340 case DT_NEEDED: return "NEEDED";
1341 case DT_PLTRELSZ: return "PLTRELSZ";
1342 case DT_PLTGOT: return "PLTGOT";
1343 case DT_HASH: return "HASH";
1344 case DT_STRTAB: return "STRTAB";
1345 case DT_SYMTAB: return "SYMTAB";
1346 case DT_RELA: return "RELA";
1347 case DT_RELASZ: return "RELASZ";
1348 case DT_RELAENT: return "RELAENT";
1349 case DT_STRSZ: return "STRSZ";
1350 case DT_SYMENT: return "SYMENT";
1351 case DT_INIT: return "INIT";
1352 case DT_FINI: return "FINI";
1353 case DT_SONAME: return "SONAME";
1354 case DT_RPATH: return "RPATH";
1355 case DT_SYMBOLIC: return "SYMBOLIC";
1356 case DT_REL: return "REL";
1357 case DT_RELSZ: return "RELSZ";
1358 case DT_RELENT: return "RELENT";
1359 case DT_PLTREL: return "PLTREL";
1360 case DT_DEBUG: return "DEBUG";
1361 case DT_TEXTREL: return "TEXTREL";
1362 case DT_JMPREL: return "JMPREL";
1363 case DT_BIND_NOW: return "BIND_NOW";
1364 case DT_INIT_ARRAY: return "INIT_ARRAY";
1365 case DT_FINI_ARRAY: return "FINI_ARRAY";
1366 case DT_INIT_ARRAYSZ: return "INIT_ARRAYSZ";
1367 case DT_FINI_ARRAYSZ: return "FINI_ARRAYSZ";
1368 case DT_RUNPATH: return "RUNPATH";
1369 case DT_FLAGS: return "FLAGS";
1370
1371 case DT_PREINIT_ARRAY: return "PREINIT_ARRAY";
1372 case DT_PREINIT_ARRAYSZ: return "PREINIT_ARRAYSZ";
1373
1374 case DT_CHECKSUM: return "CHECKSUM";
1375 case DT_PLTPADSZ: return "PLTPADSZ";
1376 case DT_MOVEENT: return "MOVEENT";
1377 case DT_MOVESZ: return "MOVESZ";
1378 case DT_FEATURE: return "FEATURE";
1379 case DT_POSFLAG_1: return "POSFLAG_1";
1380 case DT_SYMINSZ: return "SYMINSZ";
1381 case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */
1382
1383 case DT_ADDRRNGLO: return "ADDRRNGLO";
1384 case DT_CONFIG: return "CONFIG";
1385 case DT_DEPAUDIT: return "DEPAUDIT";
1386 case DT_AUDIT: return "AUDIT";
1387 case DT_PLTPAD: return "PLTPAD";
1388 case DT_MOVETAB: return "MOVETAB";
1389 case DT_SYMINFO: return "SYMINFO"; /* aka ADDRRNGHI */
1390
1391 case DT_VERSYM: return "VERSYM";
1392
1393 case DT_RELACOUNT: return "RELACOUNT";
1394 case DT_RELCOUNT: return "RELCOUNT";
1395 case DT_FLAGS_1: return "FLAGS_1";
1396 case DT_VERDEF: return "VERDEF";
1397 case DT_VERDEFNUM: return "VERDEFNUM";
1398 case DT_VERNEED: return "VERNEED";
1399 case DT_VERNEEDNUM: return "VERNEEDNUM";
1400
1401 case DT_AUXILIARY: return "AUXILIARY";
1402 case DT_USED: return "USED";
1403 case DT_FILTER: return "FILTER";
1404
1405 case DT_GNU_PRELINKED: return "GNU_PRELINKED";
1406 case DT_GNU_CONFLICT: return "GNU_CONFLICT";
1407 case DT_GNU_CONFLICTSZ: return "GNU_CONFLICTSZ";
1408 case DT_GNU_LIBLIST: return "GNU_LIBLIST";
1409 case DT_GNU_LIBLISTSZ: return "GNU_LIBLISTSZ";
1410
1411 default:
1412 if ((type >= DT_LOPROC) && (type <= DT_HIPROC))
1413 {
1414 const char * result;
1415
1416 switch (elf_header.e_machine)
1417 {
1418 case EM_MIPS:
1419 case EM_MIPS_RS3_LE:
1420 result = get_mips_dynamic_type (type);
1421 break;
1422 case EM_SPARCV9:
1423 result = get_sparc64_dynamic_type (type);
1424 break;
1425 case EM_PPC64:
1426 result = get_ppc64_dynamic_type (type);
1427 break;
1428 default:
1429 result = NULL;
1430 break;
1431 }
1432
1433 if (result != NULL)
1434 return result;
1435
1436 sprintf (buff, _("Processor Specific: %lx"), type);
1437 }
1438 else if ((type >= DT_LOOS) && (type <= DT_HIOS))
1439 {
1440 const char * result;
1441
1442 switch (elf_header.e_machine)
1443 {
1444 case EM_PARISC:
1445 result = get_parisc_dynamic_type (type);
1446 break;
1447 default:
1448 result = NULL;
1449 break;
1450 }
1451
1452 if (result != NULL)
1453 return result;
1454
1455 sprintf (buff, _("Operating System specific: %lx"), type);
1456 }
1457 else
1458 sprintf (buff, _("<unknown>: %lx"), type);
1459
1460 return buff;
1461 }
1462 }
1463
1464 static char *
1465 get_file_type (e_type)
1466 unsigned e_type;
1467 {
1468 static char buff [32];
1469
1470 switch (e_type)
1471 {
1472 case ET_NONE: return _("NONE (None)");
1473 case ET_REL: return _("REL (Relocatable file)");
1474 case ET_EXEC: return _("EXEC (Executable file)");
1475 case ET_DYN: return _("DYN (Shared object file)");
1476 case ET_CORE: return _("CORE (Core file)");
1477
1478 default:
1479 if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC))
1480 sprintf (buff, _("Processor Specific: (%x)"), e_type);
1481 else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS))
1482 sprintf (buff, _("OS Specific: (%x)"), e_type);
1483 else
1484 sprintf (buff, _("<unknown>: %x"), e_type);
1485 return buff;
1486 }
1487 }
1488
1489 static char *
1490 get_machine_name (e_machine)
1491 unsigned e_machine;
1492 {
1493 static char buff [64]; /* XXX */
1494
1495 switch (e_machine)
1496 {
1497 case EM_NONE: return _("None");
1498 case EM_M32: return "WE32100";
1499 case EM_SPARC: return "Sparc";
1500 case EM_386: return "Intel 80386";
1501 case EM_68K: return "MC68000";
1502 case EM_88K: return "MC88000";
1503 case EM_486: return "Intel 80486";
1504 case EM_860: return "Intel 80860";
1505 case EM_MIPS: return "MIPS R3000";
1506 case EM_S370: return "IBM System/370";
1507 case EM_MIPS_RS3_LE: return "MIPS R4000 big-endian";
1508 case EM_OLD_SPARCV9: return "Sparc v9 (old)";
1509 case EM_PARISC: return "HPPA";
1510 case EM_PPC_OLD: return "Power PC (old)";
1511 case EM_SPARC32PLUS: return "Sparc v8+" ;
1512 case EM_960: return "Intel 90860";
1513 case EM_PPC: return "PowerPC";
1514 case EM_PPC64: return "PowerPC64";
1515 case EM_V800: return "NEC V800";
1516 case EM_FR20: return "Fujitsu FR20";
1517 case EM_RH32: return "TRW RH32";
1518 case EM_MCORE: return "MCORE";
1519 case EM_ARM: return "ARM";
1520 case EM_OLD_ALPHA: return "Digital Alpha (old)";
1521 case EM_SH: return "Hitachi SH";
1522 case EM_SPARCV9: return "Sparc v9";
1523 case EM_TRICORE: return "Siemens Tricore";
1524 case EM_ARC: return "ARC";
1525 case EM_H8_300: return "Hitachi H8/300";
1526 case EM_H8_300H: return "Hitachi H8/300H";
1527 case EM_H8S: return "Hitachi H8S";
1528 case EM_H8_500: return "Hitachi H8/500";
1529 case EM_IA_64: return "Intel IA-64";
1530 case EM_MIPS_X: return "Stanford MIPS-X";
1531 case EM_COLDFIRE: return "Motorola Coldfire";
1532 case EM_68HC12: return "Motorola M68HC12";
1533 case EM_ALPHA: return "Alpha";
1534 case EM_CYGNUS_D10V:
1535 case EM_D10V: return "d10v";
1536 case EM_CYGNUS_D30V:
1537 case EM_D30V: return "d30v";
1538 case EM_CYGNUS_M32R:
1539 case EM_M32R: return "Mitsubishi M32r";
1540 case EM_CYGNUS_V850:
1541 case EM_V850: return "NEC v850";
1542 case EM_CYGNUS_MN10300:
1543 case EM_MN10300: return "mn10300";
1544 case EM_CYGNUS_MN10200:
1545 case EM_MN10200: return "mn10200";
1546 case EM_CYGNUS_FR30:
1547 case EM_FR30: return "Fujitsu FR30";
1548 case EM_CYGNUS_FRV: return "Fujitsu FR-V";
1549 case EM_PJ_OLD:
1550 case EM_PJ: return "picoJava";
1551 case EM_MMA: return "Fujitsu Multimedia Accelerator";
1552 case EM_PCP: return "Siemens PCP";
1553 case EM_NCPU: return "Sony nCPU embedded RISC processor";
1554 case EM_NDR1: return "Denso NDR1 microprocesspr";
1555 case EM_STARCORE: return "Motorola Star*Core processor";
1556 case EM_ME16: return "Toyota ME16 processor";
1557 case EM_ST100: return "STMicroelectronics ST100 processor";
1558 case EM_TINYJ: return "Advanced Logic Corp. TinyJ embedded processor";
1559 case EM_FX66: return "Siemens FX66 microcontroller";
1560 case EM_ST9PLUS: return "STMicroelectronics ST9+ 8/16 bit microcontroller";
1561 case EM_ST7: return "STMicroelectronics ST7 8-bit microcontroller";
1562 case EM_68HC16: return "Motorola MC68HC16 Microcontroller";
1563 case EM_68HC11: return "Motorola MC68HC11 Microcontroller";
1564 case EM_68HC08: return "Motorola MC68HC08 Microcontroller";
1565 case EM_68HC05: return "Motorola MC68HC05 Microcontroller";
1566 case EM_SVX: return "Silicon Graphics SVx";
1567 case EM_ST19: return "STMicroelectronics ST19 8-bit microcontroller";
1568 case EM_VAX: return "Digital VAX";
1569 case EM_AVR_OLD:
1570 case EM_AVR: return "Atmel AVR 8-bit microcontroller";
1571 case EM_CRIS: return "Axis Communications 32-bit embedded processor";
1572 case EM_JAVELIN: return "Infineon Technologies 32-bit embedded cpu";
1573 case EM_FIREPATH: return "Element 14 64-bit DSP processor";
1574 case EM_ZSP: return "LSI Logic's 16-bit DSP processor";
1575 case EM_MMIX: return "Donald Knuth's educational 64-bit processor";
1576 case EM_HUANY: return "Harvard Universitys's machine-independent object format";
1577 case EM_PRISM: return "SiTera Prism";
1578 case EM_X86_64: return "Advanced Micro Devices X86-64";
1579 case EM_S390_OLD:
1580 case EM_S390: return "IBM S/390";
1581 case EM_XSTORMY16: return "Sanyo Xstormy16 CPU core";
1582 case EM_OPENRISC:
1583 case EM_OR32: return "OpenRISC";
1584 case EM_DLX: return "OpenDLX";
1585 case EM_IP2K_OLD:
1586 case EM_IP2K: return "Ubicom IP2xxx 8-bit microcontrollers";
1587 default:
1588 sprintf (buff, _("<unknown>: %x"), e_machine);
1589 return buff;
1590 }
1591 }
1592
1593 static void
1594 decode_ARM_machine_flags (e_flags, buf)
1595 unsigned e_flags;
1596 char buf[];
1597 {
1598 unsigned eabi;
1599 int unknown = 0;
1600
1601 eabi = EF_ARM_EABI_VERSION (e_flags);
1602 e_flags &= ~ EF_ARM_EABIMASK;
1603
1604 /* Handle "generic" ARM flags. */
1605 if (e_flags & EF_ARM_RELEXEC)
1606 {
1607 strcat (buf, ", relocatable executable");
1608 e_flags &= ~ EF_ARM_RELEXEC;
1609 }
1610
1611 if (e_flags & EF_ARM_HASENTRY)
1612 {
1613 strcat (buf, ", has entry point");
1614 e_flags &= ~ EF_ARM_HASENTRY;
1615 }
1616
1617 /* Now handle EABI specific flags. */
1618 switch (eabi)
1619 {
1620 default:
1621 strcat (buf, ", <unrecognized EABI>");
1622 if (e_flags)
1623 unknown = 1;
1624 break;
1625
1626 case EF_ARM_EABI_VER1:
1627 strcat (buf, ", Version1 EABI");
1628 while (e_flags)
1629 {
1630 unsigned flag;
1631
1632 /* Process flags one bit at a time. */
1633 flag = e_flags & - e_flags;
1634 e_flags &= ~ flag;
1635
1636 switch (flag)
1637 {
1638 case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */
1639 strcat (buf, ", sorted symbol tables");
1640 break;
1641
1642 default:
1643 unknown = 1;
1644 break;
1645 }
1646 }
1647 break;
1648
1649 case EF_ARM_EABI_VER2:
1650 strcat (buf, ", Version2 EABI");
1651 while (e_flags)
1652 {
1653 unsigned flag;
1654
1655 /* Process flags one bit at a time. */
1656 flag = e_flags & - e_flags;
1657 e_flags &= ~ flag;
1658
1659 switch (flag)
1660 {
1661 case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */
1662 strcat (buf, ", sorted symbol tables");
1663 break;
1664
1665 case EF_ARM_DYNSYMSUSESEGIDX:
1666 strcat (buf, ", dynamic symbols use segment index");
1667 break;
1668
1669 case EF_ARM_MAPSYMSFIRST:
1670 strcat (buf, ", mapping symbols precede others");
1671 break;
1672
1673 default:
1674 unknown = 1;
1675 break;
1676 }
1677 }
1678 break;
1679
1680 case EF_ARM_EABI_UNKNOWN:
1681 strcat (buf, ", GNU EABI");
1682 while (e_flags)
1683 {
1684 unsigned flag;
1685
1686 /* Process flags one bit at a time. */
1687 flag = e_flags & - e_flags;
1688 e_flags &= ~ flag;
1689
1690 switch (flag)
1691 {
1692 case EF_ARM_INTERWORK:
1693 strcat (buf, ", interworking enabled");
1694 break;
1695
1696 case EF_ARM_APCS_26:
1697 strcat (buf, ", uses APCS/26");
1698 break;
1699
1700 case EF_ARM_APCS_FLOAT:
1701 strcat (buf, ", uses APCS/float");
1702 break;
1703
1704 case EF_ARM_PIC:
1705 strcat (buf, ", position independent");
1706 break;
1707
1708 case EF_ARM_ALIGN8:
1709 strcat (buf, ", 8 bit structure alignment");
1710 break;
1711
1712 case EF_ARM_NEW_ABI:
1713 strcat (buf, ", uses new ABI");
1714 break;
1715
1716 case EF_ARM_OLD_ABI:
1717 strcat (buf, ", uses old ABI");
1718 break;
1719
1720 case EF_ARM_SOFT_FLOAT:
1721 strcat (buf, ", software FP");
1722 break;
1723
1724 default:
1725 unknown = 1;
1726 break;
1727 }
1728 }
1729 }
1730
1731 if (unknown)
1732 strcat (buf,", <unknown>");
1733 }
1734
1735 static char *
1736 get_machine_flags (e_flags, e_machine)
1737 unsigned e_flags;
1738 unsigned e_machine;
1739 {
1740 static char buf [1024];
1741
1742 buf[0] = '\0';
1743
1744 if (e_flags)
1745 {
1746 switch (e_machine)
1747 {
1748 default:
1749 break;
1750
1751 case EM_ARM:
1752 decode_ARM_machine_flags (e_flags, buf);
1753 break;
1754
1755 case EM_68K:
1756 if (e_flags & EF_CPU32)
1757 strcat (buf, ", cpu32");
1758 if (e_flags & EF_M68000)
1759 strcat (buf, ", m68000");
1760 break;
1761
1762 case EM_PPC:
1763 if (e_flags & EF_PPC_EMB)
1764 strcat (buf, ", emb");
1765
1766 if (e_flags & EF_PPC_RELOCATABLE)
1767 strcat (buf, ", relocatable");
1768
1769 if (e_flags & EF_PPC_RELOCATABLE_LIB)
1770 strcat (buf, ", relocatable-lib");
1771 break;
1772
1773 case EM_V850:
1774 case EM_CYGNUS_V850:
1775 switch (e_flags & EF_V850_ARCH)
1776 {
1777 case E_V850E_ARCH:
1778 strcat (buf, ", v850e");
1779 break;
1780 case E_V850_ARCH:
1781 strcat (buf, ", v850");
1782 break;
1783 default:
1784 strcat (buf, ", unknown v850 architecture variant");
1785 break;
1786 }
1787 break;
1788
1789 case EM_M32R:
1790 case EM_CYGNUS_M32R:
1791 if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
1792 strcat (buf, ", m32r");
1793
1794 break;
1795
1796 case EM_MIPS:
1797 case EM_MIPS_RS3_LE:
1798 if (e_flags & EF_MIPS_NOREORDER)
1799 strcat (buf, ", noreorder");
1800
1801 if (e_flags & EF_MIPS_PIC)
1802 strcat (buf, ", pic");
1803
1804 if (e_flags & EF_MIPS_CPIC)
1805 strcat (buf, ", cpic");
1806
1807 if (e_flags & EF_MIPS_UCODE)
1808 strcat (buf, ", ugen_reserved");
1809
1810 if (e_flags & EF_MIPS_ABI2)
1811 strcat (buf, ", abi2");
1812
1813 if (e_flags & EF_MIPS_OPTIONS_FIRST)
1814 strcat (buf, ", odk first");
1815
1816 if (e_flags & EF_MIPS_32BITMODE)
1817 strcat (buf, ", 32bitmode");
1818
1819 switch ((e_flags & EF_MIPS_MACH))
1820 {
1821 case E_MIPS_MACH_3900: strcat (buf, ", 3900"); break;
1822 case E_MIPS_MACH_4010: strcat (buf, ", 4010"); break;
1823 case E_MIPS_MACH_4100: strcat (buf, ", 4100"); break;
1824 case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break;
1825 case E_MIPS_MACH_4111: strcat (buf, ", 4111"); break;
1826 case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break;
1827 case 0:
1828 /* We simply ignore the field in this case to avoid confusion:
1829 MIPS ELF does not specify EF_MIPS_MACH, it is a GNU
1830 extension. */
1831 break;
1832 default: strcat (buf, ", unknown CPU"); break;
1833 }
1834
1835 switch ((e_flags & EF_MIPS_ABI))
1836 {
1837 case E_MIPS_ABI_O32: strcat (buf, ", o32"); break;
1838 case E_MIPS_ABI_O64: strcat (buf, ", o64"); break;
1839 case E_MIPS_ABI_EABI32: strcat (buf, ", eabi32"); break;
1840 case E_MIPS_ABI_EABI64: strcat (buf, ", eabi64"); break;
1841 case 0:
1842 /* We simply ignore the field in this case to avoid confusion:
1843 MIPS ELF does not specify EF_MIPS_ABI, it is a GNU extension.
1844 This means it is likely to be an o32 file, but not for
1845 sure. */
1846 break;
1847 default: strcat (buf, ", unknown ABI"); break;
1848 }
1849
1850 if (e_flags & EF_MIPS_ARCH_ASE_MDMX)
1851 strcat (buf, ", mdmx");
1852
1853 if (e_flags & EF_MIPS_ARCH_ASE_M16)
1854 strcat (buf, ", mips16");
1855
1856 switch ((e_flags & EF_MIPS_ARCH))
1857 {
1858 case E_MIPS_ARCH_1: strcat (buf, ", mips1"); break;
1859 case E_MIPS_ARCH_2: strcat (buf, ", mips2"); break;
1860 case E_MIPS_ARCH_3: strcat (buf, ", mips3"); break;
1861 case E_MIPS_ARCH_4: strcat (buf, ", mips4"); break;
1862 case E_MIPS_ARCH_5: strcat (buf, ", mips5"); break;
1863 case E_MIPS_ARCH_32: strcat (buf, ", mips32"); break;
1864 case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break;
1865 default: strcat (buf, ", unknown ISA"); break;
1866 }
1867
1868 break;
1869
1870 case EM_SPARCV9:
1871 if (e_flags & EF_SPARC_32PLUS)
1872 strcat (buf, ", v8+");
1873
1874 if (e_flags & EF_SPARC_SUN_US1)
1875 strcat (buf, ", ultrasparcI");
1876
1877 if (e_flags & EF_SPARC_SUN_US3)
1878 strcat (buf, ", ultrasparcIII");
1879
1880 if (e_flags & EF_SPARC_HAL_R1)
1881 strcat (buf, ", halr1");
1882
1883 if (e_flags & EF_SPARC_LEDATA)
1884 strcat (buf, ", ledata");
1885
1886 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO)
1887 strcat (buf, ", tso");
1888
1889 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO)
1890 strcat (buf, ", pso");
1891
1892 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO)
1893 strcat (buf, ", rmo");
1894 break;
1895
1896 case EM_PARISC:
1897 switch (e_flags & EF_PARISC_ARCH)
1898 {
1899 case EFA_PARISC_1_0:
1900 strcpy (buf, ", PA-RISC 1.0");
1901 break;
1902 case EFA_PARISC_1_1:
1903 strcpy (buf, ", PA-RISC 1.1");
1904 break;
1905 case EFA_PARISC_2_0:
1906 strcpy (buf, ", PA-RISC 2.0");
1907 break;
1908 default:
1909 break;
1910 }
1911 if (e_flags & EF_PARISC_TRAPNIL)
1912 strcat (buf, ", trapnil");
1913 if (e_flags & EF_PARISC_EXT)
1914 strcat (buf, ", ext");
1915 if (e_flags & EF_PARISC_LSB)
1916 strcat (buf, ", lsb");
1917 if (e_flags & EF_PARISC_WIDE)
1918 strcat (buf, ", wide");
1919 if (e_flags & EF_PARISC_NO_KABP)
1920 strcat (buf, ", no kabp");
1921 if (e_flags & EF_PARISC_LAZYSWAP)
1922 strcat (buf, ", lazyswap");
1923 break;
1924
1925 case EM_PJ:
1926 case EM_PJ_OLD:
1927 if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS)
1928 strcat (buf, ", new calling convention");
1929
1930 if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS)
1931 strcat (buf, ", gnu calling convention");
1932 break;
1933
1934 case EM_IA_64:
1935 if ((e_flags & EF_IA_64_ABI64))
1936 strcat (buf, ", 64-bit");
1937 else
1938 strcat (buf, ", 32-bit");
1939 if ((e_flags & EF_IA_64_REDUCEDFP))
1940 strcat (buf, ", reduced fp model");
1941 if ((e_flags & EF_IA_64_NOFUNCDESC_CONS_GP))
1942 strcat (buf, ", no function descriptors, constant gp");
1943 else if ((e_flags & EF_IA_64_CONS_GP))
1944 strcat (buf, ", constant gp");
1945 if ((e_flags & EF_IA_64_ABSOLUTE))
1946 strcat (buf, ", absolute");
1947 break;
1948
1949 case EM_VAX:
1950 if ((e_flags & EF_VAX_NONPIC))
1951 strcat (buf, ", non-PIC");
1952 if ((e_flags & EF_VAX_DFLOAT))
1953 strcat (buf, ", D-Float");
1954 if ((e_flags & EF_VAX_GFLOAT))
1955 strcat (buf, ", G-Float");
1956 break;
1957 }
1958 }
1959
1960 return buf;
1961 }
1962
1963 static const char *
1964 get_mips_segment_type (type)
1965 unsigned long type;
1966 {
1967 switch (type)
1968 {
1969 case PT_MIPS_REGINFO:
1970 return "REGINFO";
1971 case PT_MIPS_RTPROC:
1972 return "RTPROC";
1973 case PT_MIPS_OPTIONS:
1974 return "OPTIONS";
1975 default:
1976 break;
1977 }
1978
1979 return NULL;
1980 }
1981
1982 static const char *
1983 get_parisc_segment_type (type)
1984 unsigned long type;
1985 {
1986 switch (type)
1987 {
1988 case PT_HP_TLS: return "HP_TLS";
1989 case PT_HP_CORE_NONE: return "HP_CORE_NONE";
1990 case PT_HP_CORE_VERSION: return "HP_CORE_VERSION";
1991 case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL";
1992 case PT_HP_CORE_COMM: return "HP_CORE_COMM";
1993 case PT_HP_CORE_PROC: return "HP_CORE_PROC";
1994 case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE";
1995 case PT_HP_CORE_STACK: return "HP_CORE_STACK";
1996 case PT_HP_CORE_SHM: return "HP_CORE_SHM";
1997 case PT_HP_CORE_MMF: return "HP_CORE_MMF";
1998 case PT_HP_PARALLEL: return "HP_PARALLEL";
1999 case PT_HP_FASTBIND: return "HP_FASTBIND";
2000 case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT";
2001 case PT_PARISC_UNWIND: return "PARISC_UNWIND";
2002 default:
2003 break;
2004 }
2005
2006 return NULL;
2007 }
2008
2009 static const char *
2010 get_ia64_segment_type (type)
2011 unsigned long type;
2012 {
2013 switch (type)
2014 {
2015 case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT";
2016 case PT_IA_64_UNWIND: return "IA_64_UNWIND";
2017 case PT_HP_TLS: return "HP_TLS";
2018 case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT";
2019 case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT";
2020 case PT_IA_64_HP_STACK: return "HP_STACK";
2021 default:
2022 break;
2023 }
2024
2025 return NULL;
2026 }
2027
2028 static const char *
2029 get_segment_type (p_type)
2030 unsigned long p_type;
2031 {
2032 static char buff [32];
2033
2034 switch (p_type)
2035 {
2036 case PT_NULL: return "NULL";
2037 case PT_LOAD: return "LOAD";
2038 case PT_DYNAMIC: return "DYNAMIC";
2039 case PT_INTERP: return "INTERP";
2040 case PT_NOTE: return "NOTE";
2041 case PT_SHLIB: return "SHLIB";
2042 case PT_PHDR: return "PHDR";
2043 case PT_TLS: return "TLS";
2044
2045 case PT_GNU_EH_FRAME:
2046 return "GNU_EH_FRAME";
2047
2048 default:
2049 if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
2050 {
2051 const char * result;
2052
2053 switch (elf_header.e_machine)
2054 {
2055 case EM_MIPS:
2056 case EM_MIPS_RS3_LE:
2057 result = get_mips_segment_type (p_type);
2058 break;
2059 case EM_PARISC:
2060 result = get_parisc_segment_type (p_type);
2061 break;
2062 case EM_IA_64:
2063 result = get_ia64_segment_type (p_type);
2064 break;
2065 default:
2066 result = NULL;
2067 break;
2068 }
2069
2070 if (result != NULL)
2071 return result;
2072
2073 sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC);
2074 }
2075 else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS))
2076 {
2077 const char * result;
2078
2079 switch (elf_header.e_machine)
2080 {
2081 case EM_PARISC:
2082 result = get_parisc_segment_type (p_type);
2083 break;
2084 case EM_IA_64:
2085 result = get_ia64_segment_type (p_type);
2086 break;
2087 default:
2088 result = NULL;
2089 break;
2090 }
2091
2092 if (result != NULL)
2093 return result;
2094
2095 sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
2096 }
2097 else
2098 sprintf (buff, _("<unknown>: %lx"), p_type);
2099
2100 return buff;
2101 }
2102 }
2103
2104 static const char *
2105 get_mips_section_type_name (sh_type)
2106 unsigned int sh_type;
2107 {
2108 switch (sh_type)
2109 {
2110 case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST";
2111 case SHT_MIPS_MSYM: return "MIPS_MSYM";
2112 case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT";
2113 case SHT_MIPS_GPTAB: return "MIPS_GPTAB";
2114 case SHT_MIPS_UCODE: return "MIPS_UCODE";
2115 case SHT_MIPS_DEBUG: return "MIPS_DEBUG";
2116 case SHT_MIPS_REGINFO: return "MIPS_REGINFO";
2117 case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE";
2118 case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM";
2119 case SHT_MIPS_RELD: return "MIPS_RELD";
2120 case SHT_MIPS_IFACE: return "MIPS_IFACE";
2121 case SHT_MIPS_CONTENT: return "MIPS_CONTENT";
2122 case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS";
2123 case SHT_MIPS_SHDR: return "MIPS_SHDR";
2124 case SHT_MIPS_FDESC: return "MIPS_FDESC";
2125 case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM";
2126 case SHT_MIPS_DENSE: return "MIPS_DENSE";
2127 case SHT_MIPS_PDESC: return "MIPS_PDESC";
2128 case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM";
2129 case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM";
2130 case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM";
2131 case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR";
2132 case SHT_MIPS_LINE: return "MIPS_LINE";
2133 case SHT_MIPS_RFDESC: return "MIPS_RFDESC";
2134 case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM";
2135 case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST";
2136 case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS";
2137 case SHT_MIPS_DWARF: return "MIPS_DWARF";
2138 case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL";
2139 case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
2140 case SHT_MIPS_EVENTS: return "MIPS_EVENTS";
2141 case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE";
2142 case SHT_MIPS_PIXIE: return "MIPS_PIXIE";
2143 case SHT_MIPS_XLATE: return "MIPS_XLATE";
2144 case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG";
2145 case SHT_MIPS_WHIRL: return "MIPS_WHIRL";
2146 case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION";
2147 case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD";
2148 case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION";
2149 default:
2150 break;
2151 }
2152 return NULL;
2153 }
2154
2155 static const char *
2156 get_parisc_section_type_name (sh_type)
2157 unsigned int sh_type;
2158 {
2159 switch (sh_type)
2160 {
2161 case SHT_PARISC_EXT: return "PARISC_EXT";
2162 case SHT_PARISC_UNWIND: return "PARISC_UNWIND";
2163 case SHT_PARISC_DOC: return "PARISC_DOC";
2164 default:
2165 break;
2166 }
2167 return NULL;
2168 }
2169
2170 static const char *
2171 get_ia64_section_type_name (sh_type)
2172 unsigned int sh_type;
2173 {
2174 switch (sh_type)
2175 {
2176 case SHT_IA_64_EXT: return "IA_64_EXT";
2177 case SHT_IA_64_UNWIND: return "IA_64_UNWIND";
2178 default:
2179 break;
2180 }
2181 return NULL;
2182 }
2183
2184 static const char *
2185 get_section_type_name (sh_type)
2186 unsigned int sh_type;
2187 {
2188 static char buff [32];
2189
2190 switch (sh_type)
2191 {
2192 case SHT_NULL: return "NULL";
2193 case SHT_PROGBITS: return "PROGBITS";
2194 case SHT_SYMTAB: return "SYMTAB";
2195 case SHT_STRTAB: return "STRTAB";
2196 case SHT_RELA: return "RELA";
2197 case SHT_HASH: return "HASH";
2198 case SHT_DYNAMIC: return "DYNAMIC";
2199 case SHT_NOTE: return "NOTE";
2200 case SHT_NOBITS: return "NOBITS";
2201 case SHT_REL: return "REL";
2202 case SHT_SHLIB: return "SHLIB";
2203 case SHT_DYNSYM: return "DYNSYM";
2204 case SHT_INIT_ARRAY: return "INIT_ARRAY";
2205 case SHT_FINI_ARRAY: return "FINI_ARRAY";
2206 case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY";
2207 case SHT_GROUP: return "GROUP";
2208 case SHT_SYMTAB_SHNDX: return "SYMTAB SECTION INDICIES";
2209 case SHT_GNU_verdef: return "VERDEF";
2210 case SHT_GNU_verneed: return "VERNEED";
2211 case SHT_GNU_versym: return "VERSYM";
2212 case 0x6ffffff0: return "VERSYM";
2213 case 0x6ffffffc: return "VERDEF";
2214 case 0x7ffffffd: return "AUXILIARY";
2215 case 0x7fffffff: return "FILTER";
2216 case SHT_GNU_LIBLIST: return "GNU_LIBLIST";
2217
2218 default:
2219 if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC))
2220 {
2221 const char * result;
2222
2223 switch (elf_header.e_machine)
2224 {
2225 case EM_MIPS:
2226 case EM_MIPS_RS3_LE:
2227 result = get_mips_section_type_name (sh_type);
2228 break;
2229 case EM_PARISC:
2230 result = get_parisc_section_type_name (sh_type);
2231 break;
2232 case EM_IA_64:
2233 result = get_ia64_section_type_name (sh_type);
2234 break;
2235 default:
2236 result = NULL;
2237 break;
2238 }
2239
2240 if (result != NULL)
2241 return result;
2242
2243 sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC);
2244 }
2245 else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
2246 sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS);
2247 else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
2248 sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER);
2249 else
2250 sprintf (buff, _("<unknown>: %x"), sh_type);
2251
2252 return buff;
2253 }
2254 }
2255
2256 #define OPTION_DEBUG_DUMP 512
2257
2258 struct option options [] =
2259 {
2260 {"all", no_argument, 0, 'a'},
2261 {"file-header", no_argument, 0, 'h'},
2262 {"program-headers", no_argument, 0, 'l'},
2263 {"headers", no_argument, 0, 'e'},
2264 {"histogram", no_argument, 0, 'I'},
2265 {"segments", no_argument, 0, 'l'},
2266 {"sections", no_argument, 0, 'S'},
2267 {"section-headers", no_argument, 0, 'S'},
2268 {"symbols", no_argument, 0, 's'},
2269 {"syms", no_argument, 0, 's'},
2270 {"relocs", no_argument, 0, 'r'},
2271 {"notes", no_argument, 0, 'n'},
2272 {"dynamic", no_argument, 0, 'd'},
2273 {"arch-specific", no_argument, 0, 'A'},
2274 {"version-info", no_argument, 0, 'V'},
2275 {"use-dynamic", no_argument, 0, 'D'},
2276 {"hex-dump", required_argument, 0, 'x'},
2277 {"debug-dump", optional_argument, 0, OPTION_DEBUG_DUMP},
2278 {"unwind", no_argument, 0, 'u'},
2279 #ifdef SUPPORT_DISASSEMBLY
2280 {"instruction-dump", required_argument, 0, 'i'},
2281 #endif
2282
2283 {"version", no_argument, 0, 'v'},
2284 {"wide", no_argument, 0, 'W'},
2285 {"help", no_argument, 0, 'H'},
2286 {0, no_argument, 0, 0}
2287 };
2288
2289 static void
2290 usage ()
2291 {
2292 fprintf (stdout, _("Usage: readelf <option(s)> elf-file(s)\n"));
2293 fprintf (stdout, _(" Display information about the contents of ELF format files\n"));
2294 fprintf (stdout, _(" Options are:\n\
2295 -a --all Equivalent to: -h -l -S -s -r -d -V -A -I\n\
2296 -h --file-header Display the ELF file header\n\
2297 -l --program-headers Display the program headers\n\
2298 --segments An alias for --program-headers\n\
2299 -S --section-headers Display the sections' header\n\
2300 --sections An alias for --section-headers\n\
2301 -e --headers Equivalent to: -h -l -S\n\
2302 -s --syms Display the symbol table\n\
2303 --symbols An alias for --syms\n\
2304 -n --notes Display the core notes (if present)\n\
2305 -r --relocs Display the relocations (if present)\n\
2306 -u --unwind Display the unwind info (if present)\n\
2307 -d --dynamic Display the dynamic segment (if present)\n\
2308 -V --version-info Display the version sections (if present)\n\
2309 -A --arch-specific Display architecture specific information (if any).\n\
2310 -D --use-dynamic Use the dynamic section info when displaying symbols\n\
2311 -x --hex-dump=<number> Dump the contents of section <number>\n\
2312 -w[liaprmfFso] or\n\
2313 --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str,=loc]\n\
2314 Display the contents of DWARF2 debug sections\n"));
2315 #ifdef SUPPORT_DISASSEMBLY
2316 fprintf (stdout, _("\
2317 -i --instruction-dump=<number>\n\
2318 Disassemble the contents of section <number>\n"));
2319 #endif
2320 fprintf (stdout, _("\
2321 -I --histogram Display histogram of bucket list lengths\n\
2322 -W --wide Allow output width to exceed 80 characters\n\
2323 -H --help Display this information\n\
2324 -v --version Display the version number of readelf\n"));
2325 fprintf (stdout, _("Report bugs to %s\n"), REPORT_BUGS_TO);
2326
2327 exit (0);
2328 }
2329
2330 static void
2331 request_dump (section, type)
2332 unsigned int section;
2333 int type;
2334 {
2335 if (section >= num_dump_sects)
2336 {
2337 char * new_dump_sects;
2338
2339 new_dump_sects = (char *) calloc (section + 1, 1);
2340
2341 if (new_dump_sects == NULL)
2342 error (_("Out of memory allocating dump request table."));
2343 else
2344 {
2345 /* Copy current flag settings. */
2346 memcpy (new_dump_sects, dump_sects, num_dump_sects);
2347
2348 free (dump_sects);
2349
2350 dump_sects = new_dump_sects;
2351 num_dump_sects = section + 1;
2352 }
2353 }
2354
2355 if (dump_sects)
2356 dump_sects [section] |= type;
2357
2358 return;
2359 }
2360
2361 static void
2362 parse_args (argc, argv)
2363 int argc;
2364 char ** argv;
2365 {
2366 int c;
2367
2368 if (argc < 2)
2369 usage ();
2370
2371 while ((c = getopt_long
2372 (argc, argv, "ersuahnldSDAIw::x:i:vVW", options, NULL)) != EOF)
2373 {
2374 char * cp;
2375 int section;
2376
2377 switch (c)
2378 {
2379 case 0:
2380 /* Long options. */
2381 break;
2382 case 'H':
2383 usage ();
2384 break;
2385
2386 case 'a':
2387 do_syms ++;
2388 do_reloc ++;
2389 do_unwind ++;
2390 do_dynamic ++;
2391 do_header ++;
2392 do_sections ++;
2393 do_segments ++;
2394 do_version ++;
2395 do_histogram ++;
2396 do_arch ++;
2397 do_notes ++;
2398 break;
2399 case 'e':
2400 do_header ++;
2401 do_sections ++;
2402 do_segments ++;
2403 break;
2404 case 'A':
2405 do_arch ++;
2406 break;
2407 case 'D':
2408 do_using_dynamic ++;
2409 break;
2410 case 'r':
2411 do_reloc ++;
2412 break;
2413 case 'u':
2414 do_unwind ++;
2415 break;
2416 case 'h':
2417 do_header ++;
2418 break;
2419 case 'l':
2420 do_segments ++;
2421 break;
2422 case 's':
2423 do_syms ++;
2424 break;
2425 case 'S':
2426 do_sections ++;
2427 break;
2428 case 'd':
2429 do_dynamic ++;
2430 break;
2431 case 'I':
2432 do_histogram ++;
2433 break;
2434 case 'n':
2435 do_notes ++;
2436 break;
2437 case 'x':
2438 do_dump ++;
2439 section = strtoul (optarg, & cp, 0);
2440 if (! * cp && section >= 0)
2441 {
2442 request_dump (section, HEX_DUMP);
2443 break;
2444 }
2445 goto oops;
2446 case 'w':
2447 do_dump ++;
2448 if (optarg == 0)
2449 do_debugging = 1;
2450 else
2451 {
2452 unsigned int index = 0;
2453
2454 do_debugging = 0;
2455
2456 while (optarg[index])
2457 switch (optarg[index++])
2458 {
2459 case 'i':
2460 case 'I':
2461 do_debug_info = 1;
2462 break;
2463
2464 case 'a':
2465 case 'A':
2466 do_debug_abbrevs = 1;
2467 break;
2468
2469 case 'l':
2470 case 'L':
2471 do_debug_lines = 1;
2472 break;
2473
2474 case 'p':
2475 case 'P':
2476 do_debug_pubnames = 1;
2477 break;
2478
2479 case 'r':
2480 case 'R':
2481 do_debug_aranges = 1;
2482 break;
2483
2484 case 'F':
2485 do_debug_frames_interp = 1;
2486 case 'f':
2487 do_debug_frames = 1;
2488 break;
2489
2490 case 'm':
2491 case 'M':
2492 do_debug_macinfo = 1;
2493 break;
2494
2495 case 's':
2496 case 'S':
2497 do_debug_str = 1;
2498 break;
2499
2500 case 'o':
2501 case 'O':
2502 do_debug_loc = 1;
2503 break;
2504
2505 default:
2506 warn (_("Unrecognized debug option '%s'\n"), optarg);
2507 break;
2508 }
2509 }
2510 break;
2511 case OPTION_DEBUG_DUMP:
2512 do_dump ++;
2513 if (optarg == 0)
2514 do_debugging = 1;
2515 else
2516 {
2517 static const char *debug_dump_opt[]
2518 = { "line", "info", "abbrev", "pubnames", "ranges",
2519 "macro", "frames", "frames-interp", "str", "loc", NULL };
2520 unsigned int index;
2521 const char *p;
2522
2523 do_debugging = 0;
2524
2525 p = optarg;
2526 while (*p)
2527 {
2528 for (index = 0; debug_dump_opt[index]; index++)
2529 {
2530 size_t len = strlen (debug_dump_opt[index]);
2531
2532 if (strncmp (p, debug_dump_opt[index], len) == 0
2533 && (p[len] == ',' || p[len] == '\0'))
2534 {
2535 switch (p[0])
2536 {
2537 case 'i':
2538 do_debug_info = 1;
2539 break;
2540
2541 case 'a':
2542 do_debug_abbrevs = 1;
2543 break;
2544
2545 case 'l':
2546 if (p[1] == 'i')
2547 do_debug_lines = 1;
2548 else
2549 do_debug_loc = 1;
2550 break;
2551
2552 case 'p':
2553 do_debug_pubnames = 1;
2554 break;
2555
2556 case 'r':
2557 do_debug_aranges = 1;
2558 break;
2559
2560 case 'f':
2561 if (len > 6)
2562 do_debug_frames_interp = 1;
2563 do_debug_frames = 1;
2564 break;
2565
2566 case 'm':
2567 do_debug_macinfo = 1;
2568 break;
2569
2570 case 's':
2571 do_debug_str = 1;
2572 break;
2573 }
2574
2575 p += len;
2576 break;
2577 }
2578 }
2579
2580 if (debug_dump_opt[index] == NULL)
2581 {
2582 warn (_("Unrecognized debug option '%s'\n"), p);
2583 p = strchr (p, ',');
2584 if (p == NULL)
2585 break;
2586 }
2587
2588 if (*p == ',')
2589 p++;
2590 }
2591 }
2592 break;
2593 #ifdef SUPPORT_DISASSEMBLY
2594 case 'i':
2595 do_dump ++;
2596 section = strtoul (optarg, & cp, 0);
2597 if (! * cp && section >= 0)
2598 {
2599 request_dump (section, DISASS_DUMP);
2600 break;
2601 }
2602 goto oops;
2603 #endif
2604 case 'v':
2605 print_version (program_name);
2606 break;
2607 case 'V':
2608 do_version ++;
2609 break;
2610 case 'W':
2611 do_wide ++;
2612 break;
2613 default:
2614 oops:
2615 /* xgettext:c-format */
2616 error (_("Invalid option '-%c'\n"), c);
2617 /* Drop through. */
2618 case '?':
2619 usage ();
2620 }
2621 }
2622
2623 if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections
2624 && !do_segments && !do_header && !do_dump && !do_version
2625 && !do_histogram && !do_debugging && !do_arch && !do_notes)
2626 usage ();
2627 else if (argc < 3)
2628 {
2629 warn (_("Nothing to do.\n"));
2630 usage();
2631 }
2632 }
2633
2634 static const char *
2635 get_elf_class (elf_class)
2636 unsigned int elf_class;
2637 {
2638 static char buff [32];
2639
2640 switch (elf_class)
2641 {
2642 case ELFCLASSNONE: return _("none");
2643 case ELFCLASS32: return "ELF32";
2644 case ELFCLASS64: return "ELF64";
2645 default:
2646 sprintf (buff, _("<unknown: %x>"), elf_class);
2647 return buff;
2648 }
2649 }
2650
2651 static const char *
2652 get_data_encoding (encoding)
2653 unsigned int encoding;
2654 {
2655 static char buff [32];
2656
2657 switch (encoding)
2658 {
2659 case ELFDATANONE: return _("none");
2660 case ELFDATA2LSB: return _("2's complement, little endian");
2661 case ELFDATA2MSB: return _("2's complement, big endian");
2662 default:
2663 sprintf (buff, _("<unknown: %x>"), encoding);
2664 return buff;
2665 }
2666 }
2667
2668 static const char *
2669 get_osabi_name (osabi)
2670 unsigned int osabi;
2671 {
2672 static char buff [32];
2673
2674 switch (osabi)
2675 {
2676 case ELFOSABI_NONE: return "UNIX - System V";
2677 case ELFOSABI_HPUX: return "UNIX - HP-UX";
2678 case ELFOSABI_NETBSD: return "UNIX - NetBSD";
2679 case ELFOSABI_LINUX: return "UNIX - Linux";
2680 case ELFOSABI_HURD: return "GNU/Hurd";
2681 case ELFOSABI_SOLARIS: return "UNIX - Solaris";
2682 case ELFOSABI_AIX: return "UNIX - AIX";
2683 case ELFOSABI_IRIX: return "UNIX - IRIX";
2684 case ELFOSABI_FREEBSD: return "UNIX - FreeBSD";
2685 case ELFOSABI_TRU64: return "UNIX - TRU64";
2686 case ELFOSABI_MODESTO: return "Novell - Modesto";
2687 case ELFOSABI_OPENBSD: return "UNIX - OpenBSD";
2688 case ELFOSABI_STANDALONE: return _("Standalone App");
2689 case ELFOSABI_ARM: return "ARM";
2690 default:
2691 sprintf (buff, _("<unknown: %x>"), osabi);
2692 return buff;
2693 }
2694 }
2695
2696 /* Decode the data held in 'elf_header'. */
2697 static int
2698 process_file_header ()
2699 {
2700 if ( elf_header.e_ident [EI_MAG0] != ELFMAG0
2701 || elf_header.e_ident [EI_MAG1] != ELFMAG1
2702 || elf_header.e_ident [EI_MAG2] != ELFMAG2
2703 || elf_header.e_ident [EI_MAG3] != ELFMAG3)
2704 {
2705 error
2706 (_("Not an ELF file - it has the wrong magic bytes at the start\n"));
2707 return 0;
2708 }
2709
2710 if (do_header)
2711 {
2712 int i;
2713
2714 printf (_("ELF Header:\n"));
2715 printf (_(" Magic: "));
2716 for (i = 0; i < EI_NIDENT; i ++)
2717 printf ("%2.2x ", elf_header.e_ident [i]);
2718 printf ("\n");
2719 printf (_(" Class: %s\n"),
2720 get_elf_class (elf_header.e_ident [EI_CLASS]));
2721 printf (_(" Data: %s\n"),
2722 get_data_encoding (elf_header.e_ident [EI_DATA]));
2723 printf (_(" Version: %d %s\n"),
2724 elf_header.e_ident [EI_VERSION],
2725 (elf_header.e_ident [EI_VERSION] == EV_CURRENT
2726 ? "(current)"
2727 : (elf_header.e_ident [EI_VERSION] != EV_NONE
2728 ? "<unknown: %lx>"
2729 : "")));
2730 printf (_(" OS/ABI: %s\n"),
2731 get_osabi_name (elf_header.e_ident [EI_OSABI]));
2732 printf (_(" ABI Version: %d\n"),
2733 elf_header.e_ident [EI_ABIVERSION]);
2734 printf (_(" Type: %s\n"),
2735 get_file_type (elf_header.e_type));
2736 printf (_(" Machine: %s\n"),
2737 get_machine_name (elf_header.e_machine));
2738 printf (_(" Version: 0x%lx\n"),
2739 (unsigned long) elf_header.e_version);
2740
2741 printf (_(" Entry point address: "));
2742 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
2743 printf (_("\n Start of program headers: "));
2744 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
2745 printf (_(" (bytes into file)\n Start of section headers: "));
2746 print_vma ((bfd_vma) elf_header.e_shoff, DEC);
2747 printf (_(" (bytes into file)\n"));
2748
2749 printf (_(" Flags: 0x%lx%s\n"),
2750 (unsigned long) elf_header.e_flags,
2751 get_machine_flags (elf_header.e_flags, elf_header.e_machine));
2752 printf (_(" Size of this header: %ld (bytes)\n"),
2753 (long) elf_header.e_ehsize);
2754 printf (_(" Size of program headers: %ld (bytes)\n"),
2755 (long) elf_header.e_phentsize);
2756 printf (_(" Number of program headers: %ld\n"),
2757 (long) elf_header.e_phnum);
2758 printf (_(" Size of section headers: %ld (bytes)\n"),
2759 (long) elf_header.e_shentsize);
2760 printf (_(" Number of section headers: %ld"),
2761 (long) elf_header.e_shnum);
2762 if (section_headers != NULL && elf_header.e_shnum == 0)
2763 printf (" (%ld)", (long) section_headers[0].sh_size);
2764 putc ('\n', stdout);
2765 printf (_(" Section header string table index: %ld"),
2766 (long) elf_header.e_shstrndx);
2767 if (section_headers != NULL && elf_header.e_shstrndx == SHN_XINDEX)
2768 printf (" (%ld)", (long) section_headers[0].sh_link);
2769 putc ('\n', stdout);
2770 }
2771
2772 if (section_headers != NULL)
2773 {
2774 if (elf_header.e_shnum == 0)
2775 elf_header.e_shnum = section_headers[0].sh_size;
2776 if (elf_header.e_shstrndx == SHN_XINDEX)
2777 elf_header.e_shstrndx = section_headers[0].sh_link;
2778 free (section_headers);
2779 section_headers = NULL;
2780 }
2781
2782 return 1;
2783 }
2784
2785
2786 static int
2787 get_32bit_program_headers (file, program_headers)
2788 FILE * file;
2789 Elf_Internal_Phdr * program_headers;
2790 {
2791 Elf32_External_Phdr * phdrs;
2792 Elf32_External_Phdr * external;
2793 Elf32_Internal_Phdr * internal;
2794 unsigned int i;
2795
2796 phdrs = ((Elf32_External_Phdr *)
2797 get_data (NULL, file, elf_header.e_phoff,
2798 elf_header.e_phentsize * elf_header.e_phnum,
2799 _("program headers")));
2800 if (!phdrs)
2801 return 0;
2802
2803 for (i = 0, internal = program_headers, external = phdrs;
2804 i < elf_header.e_phnum;
2805 i ++, internal ++, external ++)
2806 {
2807 internal->p_type = BYTE_GET (external->p_type);
2808 internal->p_offset = BYTE_GET (external->p_offset);
2809 internal->p_vaddr = BYTE_GET (external->p_vaddr);
2810 internal->p_paddr = BYTE_GET (external->p_paddr);
2811 internal->p_filesz = BYTE_GET (external->p_filesz);
2812 internal->p_memsz = BYTE_GET (external->p_memsz);
2813 internal->p_flags = BYTE_GET (external->p_flags);
2814 internal->p_align = BYTE_GET (external->p_align);
2815 }
2816
2817 free (phdrs);
2818
2819 return 1;
2820 }
2821
2822 static int
2823 get_64bit_program_headers (file, program_headers)
2824 FILE * file;
2825 Elf_Internal_Phdr * program_headers;
2826 {
2827 Elf64_External_Phdr * phdrs;
2828 Elf64_External_Phdr * external;
2829 Elf64_Internal_Phdr * internal;
2830 unsigned int i;
2831
2832 phdrs = ((Elf64_External_Phdr *)
2833 get_data (NULL, file, elf_header.e_phoff,
2834 elf_header.e_phentsize * elf_header.e_phnum,
2835 _("program headers")));
2836 if (!phdrs)
2837 return 0;
2838
2839 for (i = 0, internal = program_headers, external = phdrs;
2840 i < elf_header.e_phnum;
2841 i ++, internal ++, external ++)
2842 {
2843 internal->p_type = BYTE_GET (external->p_type);
2844 internal->p_flags = BYTE_GET (external->p_flags);
2845 internal->p_offset = BYTE_GET8 (external->p_offset);
2846 internal->p_vaddr = BYTE_GET8 (external->p_vaddr);
2847 internal->p_paddr = BYTE_GET8 (external->p_paddr);
2848 internal->p_filesz = BYTE_GET8 (external->p_filesz);
2849 internal->p_memsz = BYTE_GET8 (external->p_memsz);
2850 internal->p_align = BYTE_GET8 (external->p_align);
2851 }
2852
2853 free (phdrs);
2854
2855 return 1;
2856 }
2857
2858 static int
2859 process_program_headers (file)
2860 FILE * file;
2861 {
2862 Elf_Internal_Phdr * program_headers;
2863 Elf_Internal_Phdr * segment;
2864 unsigned int i;
2865
2866 if (elf_header.e_phnum == 0)
2867 {
2868 if (do_segments)
2869 printf (_("\nThere are no program headers in this file.\n"));
2870 return 1;
2871 }
2872
2873 if (do_segments && !do_header)
2874 {
2875 printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type));
2876 printf (_("Entry point "));
2877 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
2878 printf (_("\nThere are %d program headers, starting at offset "),
2879 elf_header.e_phnum);
2880 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
2881 printf ("\n");
2882 }
2883
2884 program_headers = (Elf_Internal_Phdr *) malloc
2885 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
2886
2887 if (program_headers == NULL)
2888 {
2889 error (_("Out of memory\n"));
2890 return 0;
2891 }
2892
2893 if (is_32bit_elf)
2894 i = get_32bit_program_headers (file, program_headers);
2895 else
2896 i = get_64bit_program_headers (file, program_headers);
2897
2898 if (i == 0)
2899 {
2900 free (program_headers);
2901 return 0;
2902 }
2903
2904 if (do_segments)
2905 {
2906 if (elf_header.e_phnum > 1)
2907 printf (_("\nProgram Headers:\n"));
2908 else
2909 printf (_("\nProgram Headers:\n"));
2910
2911 if (is_32bit_elf)
2912 printf
2913 (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
2914 else if (do_wide)
2915 printf
2916 (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
2917 else
2918 {
2919 printf
2920 (_(" Type Offset VirtAddr PhysAddr\n"));
2921 printf
2922 (_(" FileSiz MemSiz Flags Align\n"));
2923 }
2924 }
2925
2926 loadaddr = -1;
2927 dynamic_addr = 0;
2928 dynamic_size = 0;
2929
2930 for (i = 0, segment = program_headers;
2931 i < elf_header.e_phnum;
2932 i ++, segment ++)
2933 {
2934 if (do_segments)
2935 {
2936 printf (" %-14.14s ", get_segment_type (segment->p_type));
2937
2938 if (is_32bit_elf)
2939 {
2940 printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
2941 printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr);
2942 printf ("0x%8.8lx ", (unsigned long) segment->p_paddr);
2943 printf ("0x%5.5lx ", (unsigned long) segment->p_filesz);
2944 printf ("0x%5.5lx ", (unsigned long) segment->p_memsz);
2945 printf ("%c%c%c ",
2946 (segment->p_flags & PF_R ? 'R' : ' '),
2947 (segment->p_flags & PF_W ? 'W' : ' '),
2948 (segment->p_flags & PF_X ? 'E' : ' '));
2949 printf ("%#lx", (unsigned long) segment->p_align);
2950 }
2951 else if (do_wide)
2952 {
2953 if ((unsigned long) segment->p_offset == segment->p_offset)
2954 printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
2955 else
2956 {
2957 print_vma (segment->p_offset, FULL_HEX);
2958 putchar (' ');
2959 }
2960
2961 print_vma (segment->p_vaddr, FULL_HEX);
2962 putchar (' ');
2963 print_vma (segment->p_paddr, FULL_HEX);
2964 putchar (' ');
2965
2966 if ((unsigned long) segment->p_filesz == segment->p_filesz)
2967 printf ("0x%6.6lx ", (unsigned long) segment->p_filesz);
2968 else
2969 {
2970 print_vma (segment->p_filesz, FULL_HEX);
2971 putchar (' ');
2972 }
2973
2974 if ((unsigned long) segment->p_memsz == segment->p_memsz)
2975 printf ("0x%6.6lx", (unsigned long) segment->p_memsz);
2976 else
2977 {
2978 print_vma (segment->p_offset, FULL_HEX);
2979 }
2980
2981 printf (" %c%c%c ",
2982 (segment->p_flags & PF_R ? 'R' : ' '),
2983 (segment->p_flags & PF_W ? 'W' : ' '),
2984 (segment->p_flags & PF_X ? 'E' : ' '));
2985
2986 if ((unsigned long) segment->p_align == segment->p_align)
2987 printf ("%#lx", (unsigned long) segment->p_align);
2988 else
2989 {
2990 print_vma (segment->p_align, PREFIX_HEX);
2991 }
2992 }
2993 else
2994 {
2995 print_vma (segment->p_offset, FULL_HEX);
2996 putchar (' ');
2997 print_vma (segment->p_vaddr, FULL_HEX);
2998 putchar (' ');
2999 print_vma (segment->p_paddr, FULL_HEX);
3000 printf ("\n ");
3001 print_vma (segment->p_filesz, FULL_HEX);
3002 putchar (' ');
3003 print_vma (segment->p_memsz, FULL_HEX);
3004 printf (" %c%c%c ",
3005 (segment->p_flags & PF_R ? 'R' : ' '),
3006 (segment->p_flags & PF_W ? 'W' : ' '),
3007 (segment->p_flags & PF_X ? 'E' : ' '));
3008 print_vma (segment->p_align, HEX);
3009 }
3010 }
3011
3012 switch (segment->p_type)
3013 {
3014 case PT_LOAD:
3015 if (loadaddr == -1)
3016 loadaddr = (segment->p_vaddr & 0xfffff000)
3017 - (segment->p_offset & 0xfffff000);
3018 break;
3019
3020 case PT_DYNAMIC:
3021 if (dynamic_addr)
3022 error (_("more than one dynamic segment\n"));
3023
3024 dynamic_addr = segment->p_offset;
3025 dynamic_size = segment->p_filesz;
3026 break;
3027
3028 case PT_INTERP:
3029 if (fseek (file, (long) segment->p_offset, SEEK_SET))
3030 error (_("Unable to find program interpreter name\n"));
3031 else
3032 {
3033 program_interpreter[0] = 0;
3034 fscanf (file, "%63s", program_interpreter);
3035
3036 if (do_segments)
3037 printf (_("\n [Requesting program interpreter: %s]"),
3038 program_interpreter);
3039 }
3040 break;
3041 }
3042
3043 if (do_segments)
3044 putc ('\n', stdout);
3045 }
3046
3047 if (loadaddr == -1)
3048 {
3049 /* Very strange. */
3050 loadaddr = 0;
3051 }
3052
3053 if (do_segments && section_headers != NULL)
3054 {
3055 printf (_("\n Section to Segment mapping:\n"));
3056 printf (_(" Segment Sections...\n"));
3057
3058 assert (string_table != NULL);
3059
3060 for (i = 0; i < elf_header.e_phnum; i++)
3061 {
3062 unsigned int j;
3063 Elf_Internal_Shdr * section;
3064
3065 segment = program_headers + i;
3066 section = section_headers;
3067
3068 printf (" %2.2d ", i);
3069
3070 for (j = 1; j < elf_header.e_shnum; j++, section ++)
3071 {
3072 if (section->sh_size > 0
3073 /* Compare allocated sections by VMA, unallocated
3074 sections by file offset. */
3075 && (section->sh_flags & SHF_ALLOC
3076 ? (section->sh_addr >= segment->p_vaddr
3077 && section->sh_addr + section->sh_size
3078 <= segment->p_vaddr + segment->p_memsz)
3079 : ((bfd_vma) section->sh_offset >= segment->p_offset
3080 && (section->sh_offset + section->sh_size
3081 <= segment->p_offset + segment->p_filesz))))
3082 printf ("%s ", SECTION_NAME (section));
3083 }
3084
3085 putc ('\n',stdout);
3086 }
3087 }
3088
3089 free (program_headers);
3090
3091 return 1;
3092 }
3093
3094
3095 static int
3096 get_32bit_section_headers (file, num)
3097 FILE * file;
3098 unsigned int num;
3099 {
3100 Elf32_External_Shdr * shdrs;
3101 Elf32_Internal_Shdr * internal;
3102 unsigned int i;
3103
3104 shdrs = ((Elf32_External_Shdr *)
3105 get_data (NULL, file, elf_header.e_shoff,
3106 elf_header.e_shentsize * num,
3107 _("section headers")));
3108 if (!shdrs)
3109 return 0;
3110
3111 section_headers = ((Elf_Internal_Shdr *)
3112 malloc (num * sizeof (Elf_Internal_Shdr)));
3113
3114 if (section_headers == NULL)
3115 {
3116 error (_("Out of memory\n"));
3117 return 0;
3118 }
3119
3120 for (i = 0, internal = section_headers;
3121 i < num;
3122 i ++, internal ++)
3123 {
3124 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
3125 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
3126 internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
3127 internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
3128 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
3129 internal->sh_size = BYTE_GET (shdrs[i].sh_size);
3130 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
3131 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
3132 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
3133 internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
3134 }
3135
3136 free (shdrs);
3137
3138 return 1;
3139 }
3140
3141 static int
3142 get_64bit_section_headers (file, num)
3143 FILE * file;
3144 unsigned int num;
3145 {
3146 Elf64_External_Shdr * shdrs;
3147 Elf64_Internal_Shdr * internal;
3148 unsigned int i;
3149
3150 shdrs = ((Elf64_External_Shdr *)
3151 get_data (NULL, file, elf_header.e_shoff,
3152 elf_header.e_shentsize * num,
3153 _("section headers")));
3154 if (!shdrs)
3155 return 0;
3156
3157 section_headers = ((Elf_Internal_Shdr *)
3158 malloc (num * sizeof (Elf_Internal_Shdr)));
3159
3160 if (section_headers == NULL)
3161 {
3162 error (_("Out of memory\n"));
3163 return 0;
3164 }
3165
3166 for (i = 0, internal = section_headers;
3167 i < num;
3168 i ++, internal ++)
3169 {
3170 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
3171 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
3172 internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags);
3173 internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr);
3174 internal->sh_size = BYTE_GET8 (shdrs[i].sh_size);
3175 internal->sh_entsize = BYTE_GET8 (shdrs[i].sh_entsize);
3176 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
3177 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
3178 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
3179 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
3180 }
3181
3182 free (shdrs);
3183
3184 return 1;
3185 }
3186
3187 static Elf_Internal_Sym *
3188 get_32bit_elf_symbols (file, section)
3189 FILE * file;
3190 Elf_Internal_Shdr *section;
3191 {
3192 unsigned long number;
3193 Elf32_External_Sym * esyms;
3194 Elf_External_Sym_Shndx *shndx;
3195 Elf_Internal_Sym * isyms;
3196 Elf_Internal_Sym * psym;
3197 unsigned int j;
3198
3199 esyms = ((Elf32_External_Sym *)
3200 get_data (NULL, file, section->sh_offset,
3201 section->sh_size, _("symbols")));
3202 if (!esyms)
3203 return NULL;
3204
3205 shndx = NULL;
3206 if (symtab_shndx_hdr != NULL
3207 && (symtab_shndx_hdr->sh_link
3208 == (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
3209 {
3210 shndx = ((Elf_External_Sym_Shndx *)
3211 get_data (NULL, file, symtab_shndx_hdr->sh_offset,
3212 symtab_shndx_hdr->sh_size, _("symtab shndx")));
3213 if (!shndx)
3214 {
3215 free (esyms);
3216 return NULL;
3217 }
3218 }
3219
3220 number = section->sh_size / section->sh_entsize;
3221 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
3222
3223 if (isyms == NULL)
3224 {
3225 error (_("Out of memory\n"));
3226 if (shndx)
3227 free (shndx);
3228 free (esyms);
3229 return NULL;
3230 }
3231
3232 for (j = 0, psym = isyms;
3233 j < number;
3234 j ++, psym ++)
3235 {
3236 psym->st_name = BYTE_GET (esyms[j].st_name);
3237 psym->st_value = BYTE_GET (esyms[j].st_value);
3238 psym->st_size = BYTE_GET (esyms[j].st_size);
3239 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
3240 if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
3241 psym->st_shndx
3242 = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
3243 psym->st_info = BYTE_GET (esyms[j].st_info);
3244 psym->st_other = BYTE_GET (esyms[j].st_other);
3245 }
3246
3247 if (shndx)
3248 free (shndx);
3249 free (esyms);
3250
3251 return isyms;
3252 }
3253
3254 static Elf_Internal_Sym *
3255 get_64bit_elf_symbols (file, section)
3256 FILE * file;
3257 Elf_Internal_Shdr *section;
3258 {
3259 unsigned long number;
3260 Elf64_External_Sym * esyms;
3261 Elf_External_Sym_Shndx *shndx;
3262 Elf_Internal_Sym * isyms;
3263 Elf_Internal_Sym * psym;
3264 unsigned int j;
3265
3266 esyms = ((Elf64_External_Sym *)
3267 get_data (NULL, file, section->sh_offset,
3268 section->sh_size, _("symbols")));
3269 if (!esyms)
3270 return NULL;
3271
3272 shndx = NULL;
3273 if (symtab_shndx_hdr != NULL
3274 && (symtab_shndx_hdr->sh_link
3275 == (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
3276 {
3277 shndx = ((Elf_External_Sym_Shndx *)
3278 get_data (NULL, file, symtab_shndx_hdr->sh_offset,
3279 symtab_shndx_hdr->sh_size, _("symtab shndx")));
3280 if (!shndx)
3281 {
3282 free (esyms);
3283 return NULL;
3284 }
3285 }
3286
3287 number = section->sh_size / section->sh_entsize;
3288 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
3289
3290 if (isyms == NULL)
3291 {
3292 error (_("Out of memory\n"));
3293 if (shndx)
3294 free (shndx);
3295 free (esyms);
3296 return NULL;
3297 }
3298
3299 for (j = 0, psym = isyms;
3300 j < number;
3301 j ++, psym ++)
3302 {
3303 psym->st_name = BYTE_GET (esyms[j].st_name);
3304 psym->st_info = BYTE_GET (esyms[j].st_info);
3305 psym->st_other = BYTE_GET (esyms[j].st_other);
3306 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
3307 if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
3308 psym->st_shndx
3309 = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
3310 psym->st_value = BYTE_GET8 (esyms[j].st_value);
3311 psym->st_size = BYTE_GET8 (esyms[j].st_size);
3312 }
3313
3314 if (shndx)
3315 free (shndx);
3316 free (esyms);
3317
3318 return isyms;
3319 }
3320
3321 static const char *
3322 get_elf_section_flags (sh_flags)
3323 bfd_vma sh_flags;
3324 {
3325 static char buff [32];
3326
3327 * buff = 0;
3328
3329 while (sh_flags)
3330 {
3331 bfd_vma flag;
3332
3333 flag = sh_flags & - sh_flags;
3334 sh_flags &= ~ flag;
3335
3336 switch (flag)
3337 {
3338 case SHF_WRITE: strcat (buff, "W"); break;
3339 case SHF_ALLOC: strcat (buff, "A"); break;
3340 case SHF_EXECINSTR: strcat (buff, "X"); break;
3341 case SHF_MERGE: strcat (buff, "M"); break;
3342 case SHF_STRINGS: strcat (buff, "S"); break;
3343 case SHF_INFO_LINK: strcat (buff, "I"); break;
3344 case SHF_LINK_ORDER: strcat (buff, "L"); break;
3345 case SHF_OS_NONCONFORMING: strcat (buff, "O"); break;
3346 case SHF_GROUP: strcat (buff, "G"); break;
3347 case SHF_TLS: strcat (buff, "T"); break;
3348
3349 default:
3350 if (flag & SHF_MASKOS)
3351 {
3352 strcat (buff, "o");
3353 sh_flags &= ~ SHF_MASKOS;
3354 }
3355 else if (flag & SHF_MASKPROC)
3356 {
3357 strcat (buff, "p");
3358 sh_flags &= ~ SHF_MASKPROC;
3359 }
3360 else
3361 strcat (buff, "x");
3362 break;
3363 }
3364 }
3365
3366 return buff;
3367 }
3368
3369 static int
3370 process_section_headers (file)
3371 FILE * file;
3372 {
3373 Elf_Internal_Shdr * section;
3374 unsigned int i;
3375
3376 section_headers = NULL;
3377
3378 if (elf_header.e_shnum == 0)
3379 {
3380 if (do_sections)
3381 printf (_("\nThere are no sections in this file.\n"));
3382
3383 return 1;
3384 }
3385
3386 if (do_sections && !do_header)
3387 printf (_("There are %d section headers, starting at offset 0x%lx:\n"),
3388 elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
3389
3390 if (is_32bit_elf)
3391 {
3392 if (! get_32bit_section_headers (file, elf_header.e_shnum))
3393 return 0;
3394 }
3395 else if (! get_64bit_section_headers (file, elf_header.e_shnum))
3396 return 0;
3397
3398 /* Read in the string table, so that we have names to display. */
3399 section = SECTION_HEADER (elf_header.e_shstrndx);
3400
3401 if (section->sh_size != 0)
3402 {
3403 string_table = (char *) get_data (NULL, file, section->sh_offset,
3404 section->sh_size, _("string table"));
3405
3406 string_table_length = section->sh_size;
3407 }
3408
3409 /* Scan the sections for the dynamic symbol table
3410 and dynamic string table and debug sections. */
3411 dynamic_symbols = NULL;
3412 dynamic_strings = NULL;
3413 dynamic_syminfo = NULL;
3414
3415 for (i = 0, section = section_headers;
3416 i < elf_header.e_shnum;
3417 i ++, section ++)
3418 {
3419 char * name = SECTION_NAME (section);
3420
3421 if (section->sh_type == SHT_DYNSYM)
3422 {
3423 if (dynamic_symbols != NULL)
3424 {
3425 error (_("File contains multiple dynamic symbol tables\n"));
3426 continue;
3427 }
3428
3429 num_dynamic_syms = section->sh_size / section->sh_entsize;
3430 dynamic_symbols = GET_ELF_SYMBOLS (file, section);
3431 }
3432 else if (section->sh_type == SHT_STRTAB
3433 && strcmp (name, ".dynstr") == 0)
3434 {
3435 if (dynamic_strings != NULL)
3436 {
3437 error (_("File contains multiple dynamic string tables\n"));
3438 continue;
3439 }
3440
3441 dynamic_strings = (char *) get_data (NULL, file, section->sh_offset,
3442 section->sh_size,
3443 _("dynamic strings"));
3444 }
3445 else if (section->sh_type == SHT_SYMTAB_SHNDX)
3446 {
3447 if (symtab_shndx_hdr != NULL)
3448 {
3449 error (_("File contains multiple symtab shndx tables\n"));
3450 continue;
3451 }
3452 symtab_shndx_hdr = section;
3453 }
3454 else if ((do_debugging || do_debug_info || do_debug_abbrevs
3455 || do_debug_lines || do_debug_pubnames || do_debug_aranges
3456 || do_debug_frames || do_debug_macinfo || do_debug_str
3457 || do_debug_loc)
3458 && strncmp (name, ".debug_", 7) == 0)
3459 {
3460 name += 7;
3461
3462 if (do_debugging
3463 || (do_debug_info && (strcmp (name, "info") == 0))
3464 || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0))
3465 || (do_debug_lines && (strcmp (name, "line") == 0))
3466 || (do_debug_pubnames && (strcmp (name, "pubnames") == 0))
3467 || (do_debug_aranges && (strcmp (name, "aranges") == 0))
3468 || (do_debug_frames && (strcmp (name, "frame") == 0))
3469 || (do_debug_macinfo && (strcmp (name, "macinfo") == 0))
3470 || (do_debug_str && (strcmp (name, "str") == 0))
3471 || (do_debug_loc && (strcmp (name, "loc") == 0))
3472 )
3473 request_dump (i, DEBUG_DUMP);
3474 }
3475 /* linkonce section to be combined with .debug_info at link time. */
3476 else if ((do_debugging || do_debug_info)
3477 && strncmp (name, ".gnu.linkonce.wi.", 17) == 0)
3478 request_dump (i, DEBUG_DUMP);
3479 else if (do_debug_frames && strcmp (name, ".eh_frame") == 0)
3480 request_dump (i, DEBUG_DUMP);
3481 }
3482
3483 if (! do_sections)
3484 return 1;
3485
3486 if (elf_header.e_shnum > 1)
3487 printf (_("\nSection Headers:\n"));
3488 else
3489 printf (_("\nSection Header:\n"));
3490
3491 if (is_32bit_elf)
3492 printf
3493 (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
3494 else if (do_wide)
3495 printf
3496 (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n"));
3497 else
3498 {
3499 printf (_(" [Nr] Name Type Address Offset\n"));
3500 printf (_(" Size EntSize Flags Link Info Align\n"));
3501 }
3502
3503 for (i = 0, section = section_headers;
3504 i < elf_header.e_shnum;
3505 i ++, section ++)
3506 {
3507 printf (" [%2u] %-17.17s %-15.15s ",
3508 SECTION_HEADER_NUM (i),
3509 SECTION_NAME (section),
3510 get_section_type_name (section->sh_type));
3511
3512 if (is_32bit_elf)
3513 {
3514 print_vma (section->sh_addr, LONG_HEX);
3515
3516 printf ( " %6.6lx %6.6lx %2.2lx",
3517 (unsigned long) section->sh_offset,
3518 (unsigned long) section->sh_size,
3519 (unsigned long) section->sh_entsize);
3520
3521 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3522
3523 printf ("%2ld %3lx %2ld\n",
3524 (unsigned long) section->sh_link,
3525 (unsigned long) section->sh_info,
3526 (unsigned long) section->sh_addralign);
3527 }
3528 else if (do_wide)
3529 {
3530 print_vma (section->sh_addr, LONG_HEX);
3531
3532 if ((long) section->sh_offset == section->sh_offset)
3533 printf (" %6.6lx", (unsigned long) section->sh_offset);
3534 else
3535 {
3536 putchar (' ');
3537 print_vma (section->sh_offset, LONG_HEX);
3538 }
3539
3540 if ((unsigned long) section->sh_size == section->sh_size)
3541 printf (" %6.6lx", (unsigned long) section->sh_size);
3542 else
3543 {
3544 putchar (' ');
3545 print_vma (section->sh_size, LONG_HEX);
3546 }
3547
3548 if ((unsigned long) section->sh_entsize == section->sh_entsize)
3549 printf (" %2.2lx", (unsigned long) section->sh_entsize);
3550 else
3551 {
3552 putchar (' ');
3553 print_vma (section->sh_entsize, LONG_HEX);
3554 }
3555
3556 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3557
3558 printf ("%2ld %3lx ",
3559 (unsigned long) section->sh_link,
3560 (unsigned long) section->sh_info);
3561
3562 if ((unsigned long) section->sh_addralign == section->sh_addralign)
3563 printf ("%2ld\n", (unsigned long) section->sh_addralign);
3564 else
3565 {
3566 print_vma (section->sh_addralign, DEC);
3567 putchar ('\n');
3568 }
3569 }
3570 else
3571 {
3572 putchar (' ');
3573 print_vma (section->sh_addr, LONG_HEX);
3574 if ((long) section->sh_offset == section->sh_offset)
3575 printf (" %8.8lx", (unsigned long) section->sh_offset);
3576 else
3577 {
3578 printf (" ");
3579 print_vma (section->sh_offset, LONG_HEX);
3580 }
3581 printf ("\n ");
3582 print_vma (section->sh_size, LONG_HEX);
3583 printf (" ");
3584 print_vma (section->sh_entsize, LONG_HEX);
3585
3586 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3587
3588 printf (" %2ld %3lx %ld\n",
3589 (unsigned long) section->sh_link,
3590 (unsigned long) section->sh_info,
3591 (unsigned long) section->sh_addralign);
3592 }
3593 }
3594
3595 printf (_("Key to Flags:\n\
3596 W (write), A (alloc), X (execute), M (merge), S (strings)\n\
3597 I (info), L (link order), G (group), x (unknown)\n\
3598 O (extra OS processing required) o (OS specific), p (processor specific)\n"));
3599
3600 return 1;
3601 }
3602
3603 /* Process the reloc section. */
3604 static int
3605 process_relocs (file)
3606 FILE * file;
3607 {
3608 unsigned long rel_size;
3609 unsigned long rel_offset;
3610
3611
3612 if (!do_reloc)
3613 return 1;
3614
3615 if (do_using_dynamic)
3616 {
3617 int is_rela = FALSE;
3618
3619 rel_size = 0;
3620 rel_offset = 0;
3621
3622 if (dynamic_info[DT_REL])
3623 {
3624 rel_offset = dynamic_info[DT_REL];
3625 rel_size = dynamic_info[DT_RELSZ];
3626 is_rela = FALSE;
3627 }
3628 else if (dynamic_info [DT_RELA])
3629 {
3630 rel_offset = dynamic_info[DT_RELA];
3631 rel_size = dynamic_info[DT_RELASZ];
3632 is_rela = TRUE;
3633 }
3634 else if (dynamic_info[DT_JMPREL])
3635 {
3636 rel_offset = dynamic_info[DT_JMPREL];
3637 rel_size = dynamic_info[DT_PLTRELSZ];
3638
3639 switch (dynamic_info[DT_PLTREL])
3640 {
3641 case DT_REL:
3642 is_rela = FALSE;
3643 break;
3644 case DT_RELA:
3645 is_rela = TRUE;
3646 break;
3647 default:
3648 is_rela = UNKNOWN;
3649 break;
3650 }
3651 }
3652
3653 if (rel_size)
3654 {
3655 printf
3656 (_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"),
3657 rel_offset, rel_size);
3658
3659 dump_relocations (file, rel_offset - loadaddr, rel_size,
3660 dynamic_symbols, num_dynamic_syms, dynamic_strings, is_rela);
3661 }
3662 else
3663 printf (_("\nThere are no dynamic relocations in this file.\n"));
3664 }
3665 else
3666 {
3667 Elf32_Internal_Shdr * section;
3668 unsigned long i;
3669 int found = 0;
3670
3671 for (i = 0, section = section_headers;
3672 i < elf_header.e_shnum;
3673 i++, section ++)
3674 {
3675 if ( section->sh_type != SHT_RELA
3676 && section->sh_type != SHT_REL)
3677 continue;
3678
3679 rel_offset = section->sh_offset;
3680 rel_size = section->sh_size;
3681
3682 if (rel_size)
3683 {
3684 Elf32_Internal_Shdr * strsec;
3685 Elf_Internal_Sym * symtab;
3686 char * strtab;
3687 int is_rela;
3688 unsigned long nsyms;
3689
3690 printf (_("\nRelocation section "));
3691
3692 if (string_table == NULL)
3693 printf ("%d", section->sh_name);
3694 else
3695 printf (_("'%s'"), SECTION_NAME (section));
3696
3697 printf (_(" at offset 0x%lx contains %lu entries:\n"),
3698 rel_offset, (unsigned long) (rel_size / section->sh_entsize));
3699
3700 symtab = NULL;
3701 strtab = NULL;
3702 nsyms = 0;
3703 if (section->sh_link)
3704 {
3705 Elf32_Internal_Shdr * symsec;
3706
3707 symsec = SECTION_HEADER (section->sh_link);
3708 nsyms = symsec->sh_size / symsec->sh_entsize;
3709 symtab = GET_ELF_SYMBOLS (file, symsec);
3710
3711 if (symtab == NULL)
3712 continue;
3713
3714 strsec = SECTION_HEADER (symsec->sh_link);
3715
3716 strtab = (char *) get_data (NULL, file, strsec->sh_offset,
3717 strsec->sh_size,
3718 _("string table"));
3719 }
3720 is_rela = section->sh_type == SHT_RELA;
3721
3722 dump_relocations (file, rel_offset, rel_size,
3723 symtab, nsyms, strtab, is_rela);
3724
3725 if (strtab)
3726 free (strtab);
3727 if (symtab)
3728 free (symtab);
3729
3730 found = 1;
3731 }
3732 }
3733
3734 if (! found)
3735 printf (_("\nThere are no relocations in this file.\n"));
3736 }
3737
3738 return 1;
3739 }
3740
3741 #include "unwind-ia64.h"
3742
3743 /* An absolute address consists of a section and an offset. If the
3744 section is NULL, the offset itself is the address, otherwise, the
3745 address equals to LOAD_ADDRESS(section) + offset. */
3746
3747 struct absaddr
3748 {
3749 unsigned short section;
3750 bfd_vma offset;
3751 };
3752
3753 struct unw_aux_info
3754 {
3755 struct unw_table_entry
3756 {
3757 struct absaddr start;
3758 struct absaddr end;
3759 struct absaddr info;
3760 }
3761 *table; /* Unwind table. */
3762 unsigned long table_len; /* Length of unwind table. */
3763 unsigned char * info; /* Unwind info. */
3764 unsigned long info_size; /* Size of unwind info. */
3765 bfd_vma info_addr; /* starting address of unwind info. */
3766 bfd_vma seg_base; /* Starting address of segment. */
3767 Elf_Internal_Sym * symtab; /* The symbol table. */
3768 unsigned long nsyms; /* Number of symbols. */
3769 char * strtab; /* The string table. */
3770 unsigned long strtab_size; /* Size of string table. */
3771 };
3772
3773 static void find_symbol_for_address PARAMS ((struct unw_aux_info *,
3774 struct absaddr, const char **,
3775 bfd_vma *));
3776 static void dump_ia64_unwind PARAMS ((struct unw_aux_info *));
3777 static int slurp_ia64_unwind_table PARAMS ((FILE *, struct unw_aux_info *,
3778 Elf32_Internal_Shdr *));
3779
3780 static void
3781 find_symbol_for_address (aux, addr, symname, offset)
3782 struct unw_aux_info *aux;
3783 struct absaddr addr;
3784 const char **symname;
3785 bfd_vma *offset;
3786 {
3787 bfd_vma dist = (bfd_vma) 0x100000;
3788 Elf_Internal_Sym *sym, *best = NULL;
3789 unsigned long i;
3790
3791 for (i = 0, sym = aux->symtab; i < aux->nsyms; ++i, ++sym)
3792 {
3793 if (ELF_ST_TYPE (sym->st_info) == STT_FUNC
3794 && sym->st_name != 0
3795 && (addr.section == SHN_UNDEF || addr.section == sym->st_shndx)
3796 && addr.offset >= sym->st_value
3797 && addr.offset - sym->st_value < dist)
3798 {
3799 best = sym;
3800 dist = addr.offset - sym->st_value;
3801 if (!dist)
3802 break;
3803 }
3804 }
3805 if (best)
3806 {
3807 *symname = (best->st_name >= aux->strtab_size
3808 ? "<corrupt>" : aux->strtab + best->st_name);
3809 *offset = dist;
3810 return;
3811 }
3812 *symname = NULL;
3813 *offset = addr.offset;
3814 }
3815
3816 static void
3817 dump_ia64_unwind (aux)
3818 struct unw_aux_info *aux;
3819 {
3820 bfd_vma addr_size;
3821 struct unw_table_entry * tp;
3822 int in_body;
3823
3824 addr_size = is_32bit_elf ? 4 : 8;
3825
3826 for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
3827 {
3828 bfd_vma stamp;
3829 bfd_vma offset;
3830 const unsigned char * dp;
3831 const unsigned char * head;
3832 const char * procname;
3833
3834 find_symbol_for_address (aux, tp->start, &procname, &offset);
3835
3836 fputs ("\n<", stdout);
3837
3838 if (procname)
3839 {
3840 fputs (procname, stdout);
3841
3842 if (offset)
3843 printf ("+%lx", (unsigned long) offset);
3844 }
3845
3846 fputs (">: [", stdout);
3847 print_vma (tp->start.offset, PREFIX_HEX);
3848 fputc ('-', stdout);
3849 print_vma (tp->end.offset, PREFIX_HEX);
3850 printf ("], info at +0x%lx\n",
3851 (unsigned long) (tp->info.offset - aux->seg_base));
3852
3853 head = aux->info + (tp->info.offset - aux->info_addr);
3854 stamp = BYTE_GET8 ((unsigned char *) head);
3855
3856 printf (" v%u, flags=0x%lx (%s%s), len=%lu bytes\n",
3857 (unsigned) UNW_VER (stamp),
3858 (unsigned long) ((stamp & UNW_FLAG_MASK) >> 32),
3859 UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "",
3860 UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "",
3861 (unsigned long) (addr_size * UNW_LENGTH (stamp)));
3862
3863 if (UNW_VER (stamp) != 1)
3864 {
3865 printf ("\tUnknown version.\n");
3866 continue;
3867 }
3868
3869 in_body = 0;
3870 for (dp = head + 8; dp < head + 8 + addr_size * UNW_LENGTH (stamp);)
3871 dp = unw_decode (dp, in_body, & in_body);
3872 }
3873 }
3874
3875 static int
3876 slurp_ia64_unwind_table (file, aux, sec)
3877 FILE *file;
3878 struct unw_aux_info *aux;
3879 Elf32_Internal_Shdr *sec;
3880 {
3881 unsigned long size, addr_size, nrelas, i;
3882 Elf_Internal_Phdr *prog_hdrs, *seg;
3883 struct unw_table_entry *tep;
3884 Elf32_Internal_Shdr *relsec;
3885 Elf_Internal_Rela *rela, *rp;
3886 unsigned char *table, *tp;
3887 Elf_Internal_Sym *sym;
3888 const char *relname;
3889 int result;
3890
3891 addr_size = is_32bit_elf ? 4 : 8;
3892
3893 /* First, find the starting address of the segment that includes
3894 this section: */
3895
3896 if (elf_header.e_phnum)
3897 {
3898 prog_hdrs = (Elf_Internal_Phdr *)
3899 xmalloc (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
3900
3901 if (is_32bit_elf)
3902 result = get_32bit_program_headers (file, prog_hdrs);
3903 else
3904 result = get_64bit_program_headers (file, prog_hdrs);
3905
3906 if (!result)
3907 {
3908 free (prog_hdrs);
3909 return 0;
3910 }
3911
3912 for (seg = prog_hdrs; seg < prog_hdrs + elf_header.e_phnum; ++seg)
3913 {
3914 if (seg->p_type != PT_LOAD)
3915 continue;
3916
3917 if (sec->sh_addr >= seg->p_vaddr
3918 && (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz))
3919 {
3920 aux->seg_base = seg->p_vaddr;
3921 break;
3922 }
3923 }
3924
3925 free (prog_hdrs);
3926 }
3927
3928 /* Second, build the unwind table from the contents of the unwind section: */
3929 size = sec->sh_size;
3930 table = (char *) get_data (NULL, file, sec->sh_offset,
3931 size, _("unwind table"));
3932 if (!table)
3933 return 0;
3934
3935 tep = aux->table = xmalloc (size / (3 * addr_size) * sizeof (aux->table[0]));
3936 for (tp = table; tp < table + size; tp += 3 * addr_size, ++ tep)
3937 {
3938 tep->start.section = SHN_UNDEF;
3939 tep->end.section = SHN_UNDEF;
3940 tep->info.section = SHN_UNDEF;
3941 if (is_32bit_elf)
3942 {
3943 tep->start.offset = byte_get ((unsigned char *) tp + 0, 4);
3944 tep->end.offset = byte_get ((unsigned char *) tp + 4, 4);
3945 tep->info.offset = byte_get ((unsigned char *) tp + 8, 4);
3946 }
3947 else
3948 {
3949 tep->start.offset = BYTE_GET8 ((unsigned char *) tp + 0);
3950 tep->end.offset = BYTE_GET8 ((unsigned char *) tp + 8);
3951 tep->info.offset = BYTE_GET8 ((unsigned char *) tp + 16);
3952 }
3953 tep->start.offset += aux->seg_base;
3954 tep->end.offset += aux->seg_base;
3955 tep->info.offset += aux->seg_base;
3956 }
3957 free (table);
3958
3959 /* Third, apply any relocations to the unwind table: */
3960
3961 for (relsec = section_headers;
3962 relsec < section_headers + elf_header.e_shnum;
3963 ++relsec)
3964 {
3965 if (relsec->sh_type != SHT_RELA
3966 || SECTION_HEADER (relsec->sh_info) != sec)
3967 continue;
3968
3969 if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
3970 & rela, & nrelas))
3971 return 0;
3972
3973 for (rp = rela; rp < rela + nrelas; ++rp)
3974 {
3975 if (is_32bit_elf)
3976 {
3977 relname = elf_ia64_reloc_type (ELF32_R_TYPE (rp->r_info));
3978 sym = aux->symtab + ELF32_R_SYM (rp->r_info);
3979
3980 if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
3981 {
3982 warn (_("Skipping unexpected symbol type %u\n"),
3983 ELF32_ST_TYPE (sym->st_info));
3984 continue;
3985 }
3986 }
3987 else
3988 {
3989 relname = elf_ia64_reloc_type (ELF64_R_TYPE (rp->r_info));
3990 sym = aux->symtab + ELF64_R_SYM (rp->r_info);
3991
3992 if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
3993 {
3994 warn (_("Skipping unexpected symbol type %u\n"),
3995 ELF64_ST_TYPE (sym->st_info));
3996 continue;
3997 }
3998 }
3999
4000 if (strncmp (relname, "R_IA64_SEGREL", 13) != 0)
4001 {
4002 warn (_("Skipping unexpected relocation type %s\n"), relname);
4003 continue;
4004 }
4005
4006 i = rp->r_offset / (3 * addr_size);
4007
4008 switch (rp->r_offset/addr_size % 3)
4009 {
4010 case 0:
4011 aux->table[i].start.section = sym->st_shndx;
4012 aux->table[i].start.offset += rp->r_addend;
4013 break;
4014 case 1:
4015 aux->table[i].end.section = sym->st_shndx;
4016 aux->table[i].end.offset += rp->r_addend;
4017 break;
4018 case 2:
4019 aux->table[i].info.section = sym->st_shndx;
4020 aux->table[i].info.offset += rp->r_addend;
4021 break;
4022 default:
4023 break;
4024 }
4025 }
4026
4027 free (rela);
4028 }
4029
4030 aux->table_len = size / (3 * addr_size);
4031 return 1;
4032 }
4033
4034 static int
4035 process_unwind (file)
4036 FILE * file;
4037 {
4038 Elf32_Internal_Shdr *sec, *unwsec = NULL, *strsec;
4039 unsigned long i, addr_size, unwcount = 0, unwstart = 0;
4040 struct unw_aux_info aux;
4041
4042 if (!do_unwind)
4043 return 1;
4044
4045 if (elf_header.e_machine != EM_IA_64)
4046 {
4047 printf (_("\nThere are no unwind sections in this file.\n"));
4048 return 1;
4049 }
4050
4051 memset (& aux, 0, sizeof (aux));
4052
4053 addr_size = is_32bit_elf ? 4 : 8;
4054
4055 for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
4056 {
4057 if (sec->sh_type == SHT_SYMTAB)
4058 {
4059 aux.nsyms = sec->sh_size / sec->sh_entsize;
4060 aux.symtab = GET_ELF_SYMBOLS (file, sec);
4061
4062 strsec = SECTION_HEADER (sec->sh_link);
4063 aux.strtab_size = strsec->sh_size;
4064 aux.strtab = (char *) get_data (NULL, file, strsec->sh_offset,
4065 aux.strtab_size, _("string table"));
4066 }
4067 else if (sec->sh_type == SHT_IA_64_UNWIND)
4068 unwcount++;
4069 }
4070
4071 if (!unwcount)
4072 printf (_("\nThere are no unwind sections in this file.\n"));
4073
4074 while (unwcount-- > 0)
4075 {
4076 char *suffix;
4077 size_t len, len2;
4078
4079 for (i = unwstart, sec = section_headers + unwstart;
4080 i < elf_header.e_shnum; ++i, ++sec)
4081 if (sec->sh_type == SHT_IA_64_UNWIND)
4082 {
4083 unwsec = sec;
4084 break;
4085 }
4086
4087 unwstart = i + 1;
4088 len = sizeof (ELF_STRING_ia64_unwind_once) - 1;
4089
4090 if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind_once,
4091 len) == 0)
4092 {
4093 /* .gnu.linkonce.ia64unw.FOO -> .gnu.linkonce.ia64unwi.FOO */
4094 len2 = sizeof (ELF_STRING_ia64_unwind_info_once) - 1;
4095 suffix = SECTION_NAME (unwsec) + len;
4096 for (i = 0, sec = section_headers; i < elf_header.e_shnum;
4097 ++i, ++sec)
4098 if (strncmp (SECTION_NAME (sec),
4099 ELF_STRING_ia64_unwind_info_once, len2) == 0
4100 && strcmp (SECTION_NAME (sec) + len2, suffix) == 0)
4101 break;
4102 }
4103 else
4104 {
4105 /* .IA_64.unwindFOO -> .IA_64.unwind_infoFOO
4106 .IA_64.unwind or BAR -> .IA_64.unwind_info */
4107 len = sizeof (ELF_STRING_ia64_unwind) - 1;
4108 len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1;
4109 suffix = "";
4110 if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind,
4111 len) == 0)
4112 suffix = SECTION_NAME (unwsec) + len;
4113 for (i = 0, sec = section_headers; i < elf_header.e_shnum;
4114 ++i, ++sec)
4115 if (strncmp (SECTION_NAME (sec),
4116 ELF_STRING_ia64_unwind_info, len2) == 0
4117 && strcmp (SECTION_NAME (sec) + len2, suffix) == 0)
4118 break;
4119 }
4120
4121 if (i == elf_header.e_shnum)
4122 {
4123 printf (_("\nCould not find unwind info section for "));
4124
4125 if (string_table == NULL)
4126 printf ("%d", unwsec->sh_name);
4127 else
4128 printf (_("'%s'"), SECTION_NAME (unwsec));
4129 }
4130 else
4131 {
4132 aux.info_size = sec->sh_size;
4133 aux.info_addr = sec->sh_addr;
4134 aux.info = (char *) get_data (NULL, file, sec->sh_offset,
4135 aux.info_size, _("unwind info"));
4136
4137 printf (_("\nUnwind section "));
4138
4139 if (string_table == NULL)
4140 printf ("%d", unwsec->sh_name);
4141 else
4142 printf (_("'%s'"), SECTION_NAME (unwsec));
4143
4144 printf (_(" at offset 0x%lx contains %lu entries:\n"),
4145 (unsigned long) unwsec->sh_offset,
4146 (unsigned long) (unwsec->sh_size / (3 * addr_size)));
4147
4148 (void) slurp_ia64_unwind_table (file, & aux, unwsec);
4149
4150 if (aux.table_len > 0)
4151 dump_ia64_unwind (& aux);
4152
4153 if (aux.table)
4154 free ((char *) aux.table);
4155 if (aux.info)
4156 free ((char *) aux.info);
4157 aux.table = NULL;
4158 aux.info = NULL;
4159 }
4160 }
4161
4162 if (aux.symtab)
4163 free (aux.symtab);
4164 if (aux.strtab)
4165 free ((char *) aux.strtab);
4166
4167 return 1;
4168 }
4169
4170 static void
4171 dynamic_segment_mips_val (entry)
4172 Elf_Internal_Dyn * entry;
4173 {
4174 switch (entry->d_tag)
4175 {
4176 case DT_MIPS_FLAGS:
4177 if (entry->d_un.d_val == 0)
4178 printf ("NONE\n");
4179 else
4180 {
4181 static const char * opts[] =
4182 {
4183 "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT",
4184 "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS",
4185 "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD",
4186 "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF",
4187 "RLD_ORDER_SAFE"
4188 };
4189 unsigned int cnt;
4190 int first = 1;
4191 for (cnt = 0; cnt < NUM_ELEM (opts); ++ cnt)
4192 if (entry->d_un.d_val & (1 << cnt))
4193 {
4194 printf ("%s%s", first ? "" : " ", opts[cnt]);
4195 first = 0;
4196 }
4197 puts ("");
4198 }
4199 break;
4200
4201 case DT_MIPS_IVERSION:
4202 if (dynamic_strings != NULL)
4203 printf ("Interface Version: %s\n",
4204 dynamic_strings + entry->d_un.d_val);
4205 else
4206 printf ("%ld\n", (long) entry->d_un.d_ptr);
4207 break;
4208
4209 case DT_MIPS_TIME_STAMP:
4210 {
4211 char timebuf[20];
4212 struct tm * tmp;
4213
4214 time_t time = entry->d_un.d_val;
4215 tmp = gmtime (&time);
4216 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
4217 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
4218 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
4219 printf ("Time Stamp: %s\n", timebuf);
4220 }
4221 break;
4222
4223 case DT_MIPS_RLD_VERSION:
4224 case DT_MIPS_LOCAL_GOTNO:
4225 case DT_MIPS_CONFLICTNO:
4226 case DT_MIPS_LIBLISTNO:
4227 case DT_MIPS_SYMTABNO:
4228 case DT_MIPS_UNREFEXTNO:
4229 case DT_MIPS_HIPAGENO:
4230 case DT_MIPS_DELTA_CLASS_NO:
4231 case DT_MIPS_DELTA_INSTANCE_NO:
4232 case DT_MIPS_DELTA_RELOC_NO:
4233 case DT_MIPS_DELTA_SYM_NO:
4234 case DT_MIPS_DELTA_CLASSSYM_NO:
4235 case DT_MIPS_COMPACT_SIZE:
4236 printf ("%ld\n", (long) entry->d_un.d_ptr);
4237 break;
4238
4239 default:
4240 printf ("%#lx\n", (long) entry->d_un.d_ptr);
4241 }
4242 }
4243
4244
4245 static void
4246 dynamic_segment_parisc_val (entry)
4247 Elf_Internal_Dyn * entry;
4248 {
4249 switch (entry->d_tag)
4250 {
4251 case DT_HP_DLD_FLAGS:
4252 {
4253 static struct
4254 {
4255 long int bit;
4256 const char * str;
4257 }
4258 flags[] =
4259 {
4260 { DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" },
4261 { DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" },
4262 { DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" },
4263 { DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" },
4264 { DT_HP_BIND_NOW, "HP_BIND_NOW" },
4265 { DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" },
4266 { DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" },
4267 { DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" },
4268 { DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" },
4269 { DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" },
4270 { DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" }
4271 };
4272 int first = 1;
4273 size_t cnt;
4274 bfd_vma val = entry->d_un.d_val;
4275
4276 for (cnt = 0; cnt < sizeof (flags) / sizeof (flags[0]); ++cnt)
4277 if (val & flags[cnt].bit)
4278 {
4279 if (! first)
4280 putchar (' ');
4281 fputs (flags[cnt].str, stdout);
4282 first = 0;
4283 val ^= flags[cnt].bit;
4284 }
4285
4286 if (val != 0 || first)
4287 {
4288 if (! first)
4289 putchar (' ');
4290 print_vma (val, HEX);
4291 }
4292 }
4293 break;
4294
4295 default:
4296 print_vma (entry->d_un.d_ptr, PREFIX_HEX);
4297 break;
4298 }
4299 putchar ('\n');
4300 }
4301
4302 static int
4303 get_32bit_dynamic_segment (file)
4304 FILE * file;
4305 {
4306 Elf32_External_Dyn * edyn;
4307 Elf_Internal_Dyn * entry;
4308 bfd_size_type i;
4309
4310 edyn = (Elf32_External_Dyn *) get_data (NULL, file, dynamic_addr,
4311 dynamic_size, _("dynamic segment"));
4312 if (!edyn)
4313 return 0;
4314
4315 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
4316 how large this .dynamic is now. We can do this even before the byte
4317 swapping since the DT_NULL tag is recognizable. */
4318 dynamic_size = 0;
4319 while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL)
4320 ;
4321
4322 dynamic_segment = (Elf_Internal_Dyn *)
4323 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
4324
4325 if (dynamic_segment == NULL)
4326 {
4327 error (_("Out of memory\n"));
4328 free (edyn);
4329 return 0;
4330 }
4331
4332 for (i = 0, entry = dynamic_segment;
4333 i < dynamic_size;
4334 i ++, entry ++)
4335 {
4336 entry->d_tag = BYTE_GET (edyn [i].d_tag);
4337 entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val);
4338 }
4339
4340 free (edyn);
4341
4342 return 1;
4343 }
4344
4345 static int
4346 get_64bit_dynamic_segment (file)
4347 FILE * file;
4348 {
4349 Elf64_External_Dyn * edyn;
4350 Elf_Internal_Dyn * entry;
4351 bfd_size_type i;
4352
4353 edyn = (Elf64_External_Dyn *) get_data (NULL, file, dynamic_addr,
4354 dynamic_size, _("dynamic segment"));
4355 if (!edyn)
4356 return 0;
4357
4358 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
4359 how large this .dynamic is now. We can do this even before the byte
4360 swapping since the DT_NULL tag is recognizable. */
4361 dynamic_size = 0;
4362 while (*(bfd_vma *) edyn [dynamic_size ++].d_tag != DT_NULL)
4363 ;
4364
4365 dynamic_segment = (Elf_Internal_Dyn *)
4366 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
4367
4368 if (dynamic_segment == NULL)
4369 {
4370 error (_("Out of memory\n"));
4371 free (edyn);
4372 return 0;
4373 }
4374
4375 for (i = 0, entry = dynamic_segment;
4376 i < dynamic_size;
4377 i ++, entry ++)
4378 {
4379 entry->d_tag = BYTE_GET8 (edyn [i].d_tag);
4380 entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val);
4381 }
4382
4383 free (edyn);
4384
4385 return 1;
4386 }
4387
4388 static const char *
4389 get_dynamic_flags (flags)
4390 bfd_vma flags;
4391 {
4392 static char buff [128];
4393 char *p = buff;
4394
4395 *p = '\0';
4396 while (flags)
4397 {
4398 bfd_vma flag;
4399
4400 flag = flags & - flags;
4401 flags &= ~ flag;
4402
4403 if (p != buff)
4404 *p++ = ' ';
4405
4406 switch (flag)
4407 {
4408 case DF_ORIGIN: strcpy (p, "ORIGIN"); break;
4409 case DF_SYMBOLIC: strcpy (p, "SYMBOLIC"); break;
4410 case DF_TEXTREL: strcpy (p, "TEXTREL"); break;
4411 case DF_BIND_NOW: strcpy (p, "BIND_NOW"); break;
4412 case DF_STATIC_TLS: strcpy (p, "STATIC_TLS"); break;
4413 default: strcpy (p, "unknown"); break;
4414 }
4415
4416 p = strchr (p, '\0');
4417 }
4418 return buff;
4419 }
4420
4421 /* Parse and display the contents of the dynamic segment. */
4422 static int
4423 process_dynamic_segment (file)
4424 FILE * file;
4425 {
4426 Elf_Internal_Dyn * entry;
4427 bfd_size_type i;
4428
4429 if (dynamic_size == 0)
4430 {
4431 if (do_dynamic)
4432 printf (_("\nThere is no dynamic segment in this file.\n"));
4433
4434 return 1;
4435 }
4436
4437 if (is_32bit_elf)
4438 {
4439 if (! get_32bit_dynamic_segment (file))
4440 return 0;
4441 }
4442 else if (! get_64bit_dynamic_segment (file))
4443 return 0;
4444
4445 /* Find the appropriate symbol table. */
4446 if (dynamic_symbols == NULL)
4447 {
4448 for (i = 0, entry = dynamic_segment;
4449 i < dynamic_size;
4450 ++i, ++ entry)
4451 {
4452 Elf32_Internal_Shdr section;
4453
4454 if (entry->d_tag != DT_SYMTAB)
4455 continue;
4456
4457 dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
4458
4459 /* Since we do not know how big the symbol table is,
4460 we default to reading in the entire file (!) and
4461 processing that. This is overkill, I know, but it
4462 should work. */
4463 section.sh_offset = entry->d_un.d_val - loadaddr;
4464
4465 if (fseek (file, 0, SEEK_END))
4466 error (_("Unable to seek to end of file!"));
4467
4468 section.sh_size = ftell (file) - section.sh_offset;
4469 if (is_32bit_elf)
4470 section.sh_entsize = sizeof (Elf32_External_Sym);
4471 else
4472 section.sh_entsize = sizeof (Elf64_External_Sym);
4473
4474 num_dynamic_syms = section.sh_size / section.sh_entsize;
4475 if (num_dynamic_syms < 1)
4476 {
4477 error (_("Unable to determine the number of symbols to load\n"));
4478 continue;
4479 }
4480
4481 dynamic_symbols = GET_ELF_SYMBOLS (file, &section);
4482 }
4483 }
4484
4485 /* Similarly find a string table. */
4486 if (dynamic_strings == NULL)
4487 {
4488 for (i = 0, entry = dynamic_segment;
4489 i < dynamic_size;
4490 ++i, ++ entry)
4491 {
4492 unsigned long offset;
4493 long str_tab_len;
4494
4495 if (entry->d_tag != DT_STRTAB)
4496 continue;
4497
4498 dynamic_info[DT_STRTAB] = entry->d_un.d_val;
4499
4500 /* Since we do not know how big the string table is,
4501 we default to reading in the entire file (!) and
4502 processing that. This is overkill, I know, but it
4503 should work. */
4504
4505 offset = entry->d_un.d_val - loadaddr;
4506 if (fseek (file, 0, SEEK_END))
4507 error (_("Unable to seek to end of file\n"));
4508 str_tab_len = ftell (file) - offset;
4509
4510 if (str_tab_len < 1)
4511 {
4512 error
4513 (_("Unable to determine the length of the dynamic string table\n"));
4514 continue;
4515 }
4516
4517 dynamic_strings = (char *) get_data (NULL, file, offset, str_tab_len,
4518 _("dynamic string table"));
4519 break;
4520 }
4521 }
4522
4523 /* And find the syminfo section if available. */
4524 if (dynamic_syminfo == NULL)
4525 {
4526 unsigned int syminsz = 0;
4527
4528 for (i = 0, entry = dynamic_segment;
4529 i < dynamic_size;
4530 ++i, ++ entry)
4531 {
4532 if (entry->d_tag == DT_SYMINENT)
4533 {
4534 /* Note: these braces are necessary to avoid a syntax
4535 error from the SunOS4 C compiler. */
4536 assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val);
4537 }
4538 else if (entry->d_tag == DT_SYMINSZ)
4539 syminsz = entry->d_un.d_val;
4540 else if (entry->d_tag == DT_SYMINFO)
4541 dynamic_syminfo_offset = entry->d_un.d_val - loadaddr;
4542 }
4543
4544 if (dynamic_syminfo_offset != 0 && syminsz != 0)
4545 {
4546 Elf_External_Syminfo * extsyminfo;
4547 Elf_Internal_Syminfo * syminfo;
4548
4549 /* There is a syminfo section. Read the data. */
4550 extsyminfo = ((Elf_External_Syminfo *)
4551 get_data (NULL, file, dynamic_syminfo_offset,
4552 syminsz, _("symbol information")));
4553 if (!extsyminfo)
4554 return 0;
4555
4556 dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz);
4557 if (dynamic_syminfo == NULL)
4558 {
4559 error (_("Out of memory\n"));
4560 return 0;
4561 }
4562
4563 dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
4564 for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent;
4565 ++i, ++syminfo)
4566 {
4567 syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto);
4568 syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags);
4569 }
4570
4571 free (extsyminfo);
4572 }
4573 }
4574
4575 if (do_dynamic && dynamic_addr)
4576 printf (_("\nDynamic segment at offset 0x%x contains %ld entries:\n"),
4577 dynamic_addr, (long) dynamic_size);
4578 if (do_dynamic)
4579 printf (_(" Tag Type Name/Value\n"));
4580
4581 for (i = 0, entry = dynamic_segment;
4582 i < dynamic_size;
4583 i++, entry ++)
4584 {
4585 if (do_dynamic)
4586 {
4587 const char * dtype;
4588
4589 putchar (' ');
4590 print_vma (entry->d_tag, FULL_HEX);
4591 dtype = get_dynamic_type (entry->d_tag);
4592 printf (" (%s)%*s", dtype,
4593 ((is_32bit_elf ? 27 : 19)
4594 - (int) strlen (dtype)),
4595 " ");
4596 }
4597
4598 switch (entry->d_tag)
4599 {
4600 case DT_FLAGS:
4601 if (do_dynamic)
4602 puts (get_dynamic_flags (entry->d_un.d_val));
4603 break;
4604
4605 case DT_AUXILIARY:
4606 case DT_FILTER:
4607 case DT_CONFIG:
4608 case DT_DEPAUDIT:
4609 case DT_AUDIT:
4610 if (do_dynamic)
4611 {
4612 switch (entry->d_tag)
4613 {
4614 case DT_AUXILIARY:
4615 printf (_("Auxiliary library"));
4616 break;
4617
4618 case DT_FILTER:
4619 printf (_("Filter library"));
4620 break;
4621
4622 case DT_CONFIG:
4623 printf (_("Configuration file"));
4624 break;
4625
4626 case DT_DEPAUDIT:
4627 printf (_("Dependency audit library"));
4628 break;
4629
4630 case DT_AUDIT:
4631 printf (_("Audit library"));
4632 break;
4633 }
4634
4635 if (dynamic_strings)
4636 printf (": [%s]\n", dynamic_strings + entry->d_un.d_val);
4637 else
4638 {
4639 printf (": ");
4640 print_vma (entry->d_un.d_val, PREFIX_HEX);
4641 putchar ('\n');
4642 }
4643 }
4644 break;
4645
4646 case DT_FEATURE:
4647 if (do_dynamic)
4648 {
4649 printf (_("Flags:"));
4650
4651 if (entry->d_un.d_val == 0)
4652 printf (_(" None\n"));
4653 else
4654 {
4655 unsigned long int val = entry->d_un.d_val;
4656
4657 if (val & DTF_1_PARINIT)
4658 {
4659 printf (" PARINIT");
4660 val ^= DTF_1_PARINIT;
4661 }
4662 if (val & DTF_1_CONFEXP)
4663 {
4664 printf (" CONFEXP");
4665 val ^= DTF_1_CONFEXP;
4666 }
4667 if (val != 0)
4668 printf (" %lx", val);
4669 puts ("");
4670 }
4671 }
4672 break;
4673
4674 case DT_POSFLAG_1:
4675 if (do_dynamic)
4676 {
4677 printf (_("Flags:"));
4678
4679 if (entry->d_un.d_val == 0)
4680 printf (_(" None\n"));
4681 else
4682 {
4683 unsigned long int val = entry->d_un.d_val;
4684
4685 if (val & DF_P1_LAZYLOAD)
4686 {
4687 printf (" LAZYLOAD");
4688 val ^= DF_P1_LAZYLOAD;
4689 }
4690 if (val & DF_P1_GROUPPERM)
4691 {
4692 printf (" GROUPPERM");
4693 val ^= DF_P1_GROUPPERM;
4694 }
4695 if (val != 0)
4696 printf (" %lx", val);
4697 puts ("");
4698 }
4699 }
4700 break;
4701
4702 case DT_FLAGS_1:
4703 if (do_dynamic)
4704 {
4705 printf (_("Flags:"));
4706 if (entry->d_un.d_val == 0)
4707 printf (_(" None\n"));
4708 else
4709 {
4710 unsigned long int val = entry->d_un.d_val;
4711
4712 if (val & DF_1_NOW)
4713 {
4714 printf (" NOW");
4715 val ^= DF_1_NOW;
4716 }
4717 if (val & DF_1_GLOBAL)
4718 {
4719 printf (" GLOBAL");
4720 val ^= DF_1_GLOBAL;
4721 }
4722 if (val & DF_1_GROUP)
4723 {
4724 printf (" GROUP");
4725 val ^= DF_1_GROUP;
4726 }
4727 if (val & DF_1_NODELETE)
4728 {
4729 printf (" NODELETE");
4730 val ^= DF_1_NODELETE;
4731 }
4732 if (val & DF_1_LOADFLTR)
4733 {
4734 printf (" LOADFLTR");
4735 val ^= DF_1_LOADFLTR;
4736 }
4737 if (val & DF_1_INITFIRST)
4738 {
4739 printf (" INITFIRST");
4740 val ^= DF_1_INITFIRST;
4741 }
4742 if (val & DF_1_NOOPEN)
4743 {
4744 printf (" NOOPEN");
4745 val ^= DF_1_NOOPEN;
4746 }
4747 if (val & DF_1_ORIGIN)
4748 {
4749 printf (" ORIGIN");
4750 val ^= DF_1_ORIGIN;
4751 }
4752 if (val & DF_1_DIRECT)
4753 {
4754 printf (" DIRECT");
4755 val ^= DF_1_DIRECT;
4756 }
4757 if (val & DF_1_TRANS)
4758 {
4759 printf (" TRANS");
4760 val ^= DF_1_TRANS;
4761 }
4762 if (val & DF_1_INTERPOSE)
4763 {
4764 printf (" INTERPOSE");
4765 val ^= DF_1_INTERPOSE;
4766 }
4767 if (val & DF_1_NODEFLIB)
4768 {
4769 printf (" NODEFLIB");
4770 val ^= DF_1_NODEFLIB;
4771 }
4772 if (val & DF_1_NODUMP)
4773 {
4774 printf (" NODUMP");
4775 val ^= DF_1_NODUMP;
4776 }
4777 if (val & DF_1_CONLFAT)
4778 {
4779 printf (" CONLFAT");
4780 val ^= DF_1_CONLFAT;
4781 }
4782 if (val != 0)
4783 printf (" %lx", val);
4784 puts ("");
4785 }
4786 }
4787 break;
4788
4789 case DT_PLTREL:
4790 if (do_dynamic)
4791 puts (get_dynamic_type (entry->d_un.d_val));
4792 break;
4793
4794 case DT_NULL :
4795 case DT_NEEDED :
4796 case DT_PLTGOT :
4797 case DT_HASH :
4798 case DT_STRTAB :
4799 case DT_SYMTAB :
4800 case DT_RELA :
4801 case DT_INIT :
4802 case DT_FINI :
4803 case DT_SONAME :
4804 case DT_RPATH :
4805 case DT_SYMBOLIC:
4806 case DT_REL :
4807 case DT_DEBUG :
4808 case DT_TEXTREL :
4809 case DT_JMPREL :
4810 case DT_RUNPATH :
4811 dynamic_info[entry->d_tag] = entry->d_un.d_val;
4812
4813 if (do_dynamic)
4814 {
4815 char * name;
4816
4817 if (dynamic_strings == NULL)
4818 name = NULL;
4819 else
4820 name = dynamic_strings + entry->d_un.d_val;
4821
4822 if (name)
4823 {
4824 switch (entry->d_tag)
4825 {
4826 case DT_NEEDED:
4827 printf (_("Shared library: [%s]"), name);
4828
4829 if (strcmp (name, program_interpreter) == 0)
4830 printf (_(" program interpreter"));
4831 break;
4832
4833 case DT_SONAME:
4834 printf (_("Library soname: [%s]"), name);
4835 break;
4836
4837 case DT_RPATH:
4838 printf (_("Library rpath: [%s]"), name);
4839 break;
4840
4841 case DT_RUNPATH:
4842 printf (_("Library runpath: [%s]"), name);
4843 break;
4844
4845 default:
4846 print_vma (entry->d_un.d_val, PREFIX_HEX);
4847 break;
4848 }
4849 }
4850 else
4851 print_vma (entry->d_un.d_val, PREFIX_HEX);
4852
4853 putchar ('\n');
4854 }
4855 break;
4856
4857 case DT_PLTRELSZ:
4858 case DT_RELASZ :
4859 case DT_STRSZ :
4860 case DT_RELSZ :
4861 case DT_RELAENT :
4862 case DT_SYMENT :
4863 case DT_RELENT :
4864 case DT_PLTPADSZ:
4865 case DT_MOVEENT :
4866 case DT_MOVESZ :
4867 case DT_INIT_ARRAYSZ:
4868 case DT_FINI_ARRAYSZ:
4869 case DT_GNU_CONFLICTSZ:
4870 case DT_GNU_LIBLISTSZ:
4871 if (do_dynamic)
4872 {
4873 print_vma (entry->d_un.d_val, UNSIGNED);
4874 printf (" (bytes)\n");
4875 }
4876 break;
4877
4878 case DT_VERDEFNUM:
4879 case DT_VERNEEDNUM:
4880 case DT_RELACOUNT:
4881 case DT_RELCOUNT:
4882 if (do_dynamic)
4883 {
4884 print_vma (entry->d_un.d_val, UNSIGNED);
4885 putchar ('\n');
4886 }
4887 break;
4888
4889 case DT_SYMINSZ:
4890 case DT_SYMINENT:
4891 case DT_SYMINFO:
4892 case DT_USED:
4893 case DT_INIT_ARRAY:
4894 case DT_FINI_ARRAY:
4895 if (do_dynamic)
4896 {
4897 if (dynamic_strings != NULL && entry->d_tag == DT_USED)
4898 {
4899 char * name;
4900
4901 name = dynamic_strings + entry->d_un.d_val;
4902
4903 if (* name)
4904 {
4905 printf (_("Not needed object: [%s]\n"), name);
4906 break;
4907 }
4908 }
4909
4910 print_vma (entry->d_un.d_val, PREFIX_HEX);
4911 putchar ('\n');
4912 }
4913 break;
4914
4915 case DT_BIND_NOW:
4916 /* The value of this entry is ignored. */
4917 if (do_dynamic)
4918 putchar ('\n');
4919 break;
4920
4921 case DT_GNU_PRELINKED:
4922 if (do_dynamic)
4923 {
4924 struct tm * tmp;
4925 time_t time = entry->d_un.d_val;
4926
4927 tmp = gmtime (&time);
4928 printf ("%04u-%02u-%02uT%02u:%02u:%02u\n",
4929 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
4930 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
4931
4932 }
4933 break;
4934
4935 default:
4936 if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM))
4937 version_info [DT_VERSIONTAGIDX (entry->d_tag)] =
4938 entry->d_un.d_val;
4939
4940 if (do_dynamic)
4941 {
4942 switch (elf_header.e_machine)
4943 {
4944 case EM_MIPS:
4945 case EM_MIPS_RS3_LE:
4946 dynamic_segment_mips_val (entry);
4947 break;
4948 case EM_PARISC:
4949 dynamic_segment_parisc_val (entry);
4950 break;
4951 default:
4952 print_vma (entry->d_un.d_val, PREFIX_HEX);
4953 putchar ('\n');
4954 }
4955 }
4956 break;
4957 }
4958 }
4959
4960 return 1;
4961 }
4962
4963 static char *
4964 get_ver_flags (flags)
4965 unsigned int flags;
4966 {
4967 static char buff [32];
4968
4969 buff[0] = 0;
4970
4971 if (flags == 0)
4972 return _("none");
4973
4974 if (flags & VER_FLG_BASE)
4975 strcat (buff, "BASE ");
4976
4977 if (flags & VER_FLG_WEAK)
4978 {
4979 if (flags & VER_FLG_BASE)
4980 strcat (buff, "| ");
4981
4982 strcat (buff, "WEAK ");
4983 }
4984
4985 if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK))
4986 strcat (buff, "| <unknown>");
4987
4988 return buff;
4989 }
4990
4991 /* Display the contents of the version sections. */
4992 static int
4993 process_version_sections (file)
4994 FILE * file;
4995 {
4996 Elf32_Internal_Shdr * section;
4997 unsigned i;
4998 int found = 0;
4999
5000 if (! do_version)
5001 return 1;
5002
5003 for (i = 0, section = section_headers;
5004 i < elf_header.e_shnum;
5005 i++, section ++)
5006 {
5007 switch (section->sh_type)
5008 {
5009 case SHT_GNU_verdef:
5010 {
5011 Elf_External_Verdef * edefs;
5012 unsigned int idx;
5013 unsigned int cnt;
5014
5015 found = 1;
5016
5017 printf
5018 (_("\nVersion definition section '%s' contains %ld entries:\n"),
5019 SECTION_NAME (section), section->sh_info);
5020
5021 printf (_(" Addr: 0x"));
5022 printf_vma (section->sh_addr);
5023 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
5024 (unsigned long) section->sh_offset, section->sh_link,
5025 SECTION_NAME (SECTION_HEADER (section->sh_link)));
5026
5027 edefs = ((Elf_External_Verdef *)
5028 get_data (NULL, file, section->sh_offset,
5029 section->sh_size,
5030 _("version definition section")));
5031 if (!edefs)
5032 break;
5033
5034 for (idx = cnt = 0; cnt < section->sh_info; ++ cnt)
5035 {
5036 char * vstart;
5037 Elf_External_Verdef * edef;
5038 Elf_Internal_Verdef ent;
5039 Elf_External_Verdaux * eaux;
5040 Elf_Internal_Verdaux aux;
5041 int j;
5042 int isum;
5043
5044 vstart = ((char *) edefs) + idx;
5045
5046 edef = (Elf_External_Verdef *) vstart;
5047
5048 ent.vd_version = BYTE_GET (edef->vd_version);
5049 ent.vd_flags = BYTE_GET (edef->vd_flags);
5050 ent.vd_ndx = BYTE_GET (edef->vd_ndx);
5051 ent.vd_cnt = BYTE_GET (edef->vd_cnt);
5052 ent.vd_hash = BYTE_GET (edef->vd_hash);
5053 ent.vd_aux = BYTE_GET (edef->vd_aux);
5054 ent.vd_next = BYTE_GET (edef->vd_next);
5055
5056 printf (_(" %#06x: Rev: %d Flags: %s"),
5057 idx, ent.vd_version, get_ver_flags (ent.vd_flags));
5058
5059 printf (_(" Index: %d Cnt: %d "),
5060 ent.vd_ndx, ent.vd_cnt);
5061
5062 vstart += ent.vd_aux;
5063
5064 eaux = (Elf_External_Verdaux *) vstart;
5065
5066 aux.vda_name = BYTE_GET (eaux->vda_name);
5067 aux.vda_next = BYTE_GET (eaux->vda_next);
5068
5069 if (dynamic_strings)
5070 printf (_("Name: %s\n"), dynamic_strings + aux.vda_name);
5071 else
5072 printf (_("Name index: %ld\n"), aux.vda_name);
5073
5074 isum = idx + ent.vd_aux;
5075
5076 for (j = 1; j < ent.vd_cnt; j ++)
5077 {
5078 isum += aux.vda_next;
5079 vstart += aux.vda_next;
5080
5081 eaux = (Elf_External_Verdaux *) vstart;
5082
5083 aux.vda_name = BYTE_GET (eaux->vda_name);
5084 aux.vda_next = BYTE_GET (eaux->vda_next);
5085
5086 if (dynamic_strings)
5087 printf (_(" %#06x: Parent %d: %s\n"),
5088 isum, j, dynamic_strings + aux.vda_name);
5089 else
5090 printf (_(" %#06x: Parent %d, name index: %ld\n"),
5091 isum, j, aux.vda_name);
5092 }
5093
5094 idx += ent.vd_next;
5095 }
5096
5097 free (edefs);
5098 }
5099 break;
5100
5101 case SHT_GNU_verneed:
5102 {
5103 Elf_External_Verneed * eneed;
5104 unsigned int idx;
5105 unsigned int cnt;
5106
5107 found = 1;
5108
5109 printf (_("\nVersion needs section '%s' contains %ld entries:\n"),
5110 SECTION_NAME (section), section->sh_info);
5111
5112 printf (_(" Addr: 0x"));
5113 printf_vma (section->sh_addr);
5114 printf (_(" Offset: %#08lx Link to section: %ld (%s)\n"),
5115 (unsigned long) section->sh_offset, section->sh_link,
5116 SECTION_NAME (SECTION_HEADER (section->sh_link)));
5117
5118 eneed = ((Elf_External_Verneed *)
5119 get_data (NULL, file, section->sh_offset,
5120 section->sh_size, _("version need section")));
5121 if (!eneed)
5122 break;
5123
5124 for (idx = cnt = 0; cnt < section->sh_info; ++cnt)
5125 {
5126 Elf_External_Verneed * entry;
5127 Elf_Internal_Verneed ent;
5128 int j;
5129 int isum;
5130 char * vstart;
5131
5132 vstart = ((char *) eneed) + idx;
5133
5134 entry = (Elf_External_Verneed *) vstart;
5135
5136 ent.vn_version = BYTE_GET (entry->vn_version);
5137 ent.vn_cnt = BYTE_GET (entry->vn_cnt);
5138 ent.vn_file = BYTE_GET (entry->vn_file);
5139 ent.vn_aux = BYTE_GET (entry->vn_aux);
5140 ent.vn_next = BYTE_GET (entry->vn_next);
5141
5142 printf (_(" %#06x: Version: %d"), idx, ent.vn_version);
5143
5144 if (dynamic_strings)
5145 printf (_(" File: %s"), dynamic_strings + ent.vn_file);
5146 else
5147 printf (_(" File: %lx"), ent.vn_file);
5148
5149 printf (_(" Cnt: %d\n"), ent.vn_cnt);
5150
5151 vstart += ent.vn_aux;
5152
5153 for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j)
5154 {
5155 Elf_External_Vernaux * eaux;
5156 Elf_Internal_Vernaux aux;
5157
5158 eaux = (Elf_External_Vernaux *) vstart;
5159
5160 aux.vna_hash = BYTE_GET (eaux->vna_hash);
5161 aux.vna_flags = BYTE_GET (eaux->vna_flags);
5162 aux.vna_other = BYTE_GET (eaux->vna_other);
5163 aux.vna_name = BYTE_GET (eaux->vna_name);
5164 aux.vna_next = BYTE_GET (eaux->vna_next);
5165
5166 if (dynamic_strings)
5167 printf (_(" %#06x: Name: %s"),
5168 isum, dynamic_strings + aux.vna_name);
5169 else
5170 printf (_(" %#06x: Name index: %lx"),
5171 isum, aux.vna_name);
5172
5173 printf (_(" Flags: %s Version: %d\n"),
5174 get_ver_flags (aux.vna_flags), aux.vna_other);
5175
5176 isum += aux.vna_next;
5177 vstart += aux.vna_next;
5178 }
5179
5180 idx += ent.vn_next;
5181 }
5182
5183 free (eneed);
5184 }
5185 break;
5186
5187 case SHT_GNU_versym:
5188 {
5189 Elf32_Internal_Shdr * link_section;
5190 int total;
5191 int cnt;
5192 unsigned char * edata;
5193 unsigned short * data;
5194 char * strtab;
5195 Elf_Internal_Sym * symbols;
5196 Elf32_Internal_Shdr * string_sec;
5197
5198 link_section = SECTION_HEADER (section->sh_link);
5199 total = section->sh_size / section->sh_entsize;
5200
5201 found = 1;
5202
5203 symbols = GET_ELF_SYMBOLS (file, link_section);
5204
5205 string_sec = SECTION_HEADER (link_section->sh_link);
5206
5207 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
5208 string_sec->sh_size,
5209 _("version string table"));
5210 if (!strtab)
5211 break;
5212
5213 printf (_("\nVersion symbols section '%s' contains %d entries:\n"),
5214 SECTION_NAME (section), total);
5215
5216 printf (_(" Addr: "));
5217 printf_vma (section->sh_addr);
5218 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
5219 (unsigned long) section->sh_offset, section->sh_link,
5220 SECTION_NAME (link_section));
5221
5222 edata =
5223 ((unsigned char *)
5224 get_data (NULL, file,
5225 version_info[DT_VERSIONTAGIDX (DT_VERSYM)] - loadaddr,
5226 total * sizeof (short), _("version symbol data")));
5227 if (!edata)
5228 {
5229 free (strtab);
5230 break;
5231 }
5232
5233 data = (unsigned short *) malloc (total * sizeof (short));
5234
5235 for (cnt = total; cnt --;)
5236 data [cnt] = byte_get (edata + cnt * sizeof (short),
5237 sizeof (short));
5238
5239 free (edata);
5240
5241 for (cnt = 0; cnt < total; cnt += 4)
5242 {
5243 int j, nn;
5244 int check_def, check_need;
5245 char * name;
5246
5247 printf (" %03x:", cnt);
5248
5249 for (j = 0; (j < 4) && (cnt + j) < total; ++j)
5250 switch (data [cnt + j])
5251 {
5252 case 0:
5253 fputs (_(" 0 (*local*) "), stdout);
5254 break;
5255
5256 case 1:
5257 fputs (_(" 1 (*global*) "), stdout);
5258 break;
5259
5260 default:
5261 nn = printf ("%4x%c", data [cnt + j] & 0x7fff,
5262 data [cnt + j] & 0x8000 ? 'h' : ' ');
5263
5264 check_def = 1;
5265 check_need = 1;
5266 if (SECTION_HEADER (symbols [cnt + j].st_shndx)->sh_type
5267 != SHT_NOBITS)
5268 {
5269 if (symbols [cnt + j].st_shndx == SHN_UNDEF)
5270 check_def = 0;
5271 else
5272 check_need = 0;
5273 }
5274
5275 if (check_need
5276 && version_info [DT_VERSIONTAGIDX (DT_VERNEED)])
5277 {
5278 Elf_Internal_Verneed ivn;
5279 unsigned long offset;
5280
5281 offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
5282 - loadaddr;
5283
5284 do
5285 {
5286 Elf_Internal_Vernaux ivna;
5287 Elf_External_Verneed evn;
5288 Elf_External_Vernaux evna;
5289 unsigned long a_off;
5290
5291 get_data (&evn, file, offset, sizeof (evn),
5292 _("version need"));
5293
5294 ivn.vn_aux = BYTE_GET (evn.vn_aux);
5295 ivn.vn_next = BYTE_GET (evn.vn_next);
5296
5297 a_off = offset + ivn.vn_aux;
5298
5299 do
5300 {
5301 get_data (&evna, file, a_off, sizeof (evna),
5302 _("version need aux (2)"));
5303
5304 ivna.vna_next = BYTE_GET (evna.vna_next);
5305 ivna.vna_other = BYTE_GET (evna.vna_other);
5306
5307 a_off += ivna.vna_next;
5308 }
5309 while (ivna.vna_other != data [cnt + j]
5310 && ivna.vna_next != 0);
5311
5312 if (ivna.vna_other == data [cnt + j])
5313 {
5314 ivna.vna_name = BYTE_GET (evna.vna_name);
5315
5316 name = strtab + ivna.vna_name;
5317 nn += printf ("(%s%-*s",
5318 name,
5319 12 - (int) strlen (name),
5320 ")");
5321 check_def = 0;
5322 break;
5323 }
5324
5325 offset += ivn.vn_next;
5326 }
5327 while (ivn.vn_next);
5328 }
5329
5330 if (check_def && data [cnt + j] != 0x8001
5331 && version_info [DT_VERSIONTAGIDX (DT_VERDEF)])
5332 {
5333 Elf_Internal_Verdef ivd;
5334 Elf_External_Verdef evd;
5335 unsigned long offset;
5336
5337 offset = version_info
5338 [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr;
5339
5340 do
5341 {
5342 get_data (&evd, file, offset, sizeof (evd),
5343 _("version def"));
5344
5345 ivd.vd_next = BYTE_GET (evd.vd_next);
5346 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
5347
5348 offset += ivd.vd_next;
5349 }
5350 while (ivd.vd_ndx != (data [cnt + j] & 0x7fff)
5351 && ivd.vd_next != 0);
5352
5353 if (ivd.vd_ndx == (data [cnt + j] & 0x7fff))
5354 {
5355 Elf_External_Verdaux evda;
5356 Elf_Internal_Verdaux ivda;
5357
5358 ivd.vd_aux = BYTE_GET (evd.vd_aux);
5359
5360 get_data (&evda, file,
5361 offset - ivd.vd_next + ivd.vd_aux,
5362 sizeof (evda), _("version def aux"));
5363
5364 ivda.vda_name = BYTE_GET (evda.vda_name);
5365
5366 name = strtab + ivda.vda_name;
5367 nn += printf ("(%s%-*s",
5368 name,
5369 12 - (int) strlen (name),
5370 ")");
5371 }
5372 }
5373
5374 if (nn < 18)
5375 printf ("%*c", 18 - nn, ' ');
5376 }
5377
5378 putchar ('\n');
5379 }
5380
5381 free (data);
5382 free (strtab);
5383 free (symbols);
5384 }
5385 break;
5386
5387 default:
5388 break;
5389 }
5390 }
5391
5392 if (! found)
5393 printf (_("\nNo version information found in this file.\n"));
5394
5395 return 1;
5396 }
5397
5398 static const char *
5399 get_symbol_binding (binding)
5400 unsigned int binding;
5401 {
5402 static char buff [32];
5403
5404 switch (binding)
5405 {
5406 case STB_LOCAL: return "LOCAL";
5407 case STB_GLOBAL: return "GLOBAL";
5408 case STB_WEAK: return "WEAK";
5409 default:
5410 if (binding >= STB_LOPROC && binding <= STB_HIPROC)
5411 sprintf (buff, _("<processor specific>: %d"), binding);
5412 else if (binding >= STB_LOOS && binding <= STB_HIOS)
5413 sprintf (buff, _("<OS specific>: %d"), binding);
5414 else
5415 sprintf (buff, _("<unknown>: %d"), binding);
5416 return buff;
5417 }
5418 }
5419
5420 static const char *
5421 get_symbol_type (type)
5422 unsigned int type;
5423 {
5424 static char buff [32];
5425
5426 switch (type)
5427 {
5428 case STT_NOTYPE: return "NOTYPE";
5429 case STT_OBJECT: return "OBJECT";
5430 case STT_FUNC: return "FUNC";
5431 case STT_SECTION: return "SECTION";
5432 case STT_FILE: return "FILE";
5433 case STT_COMMON: return "COMMON";
5434 case STT_TLS: return "TLS";
5435 default:
5436 if (type >= STT_LOPROC && type <= STT_HIPROC)
5437 {
5438 if (elf_header.e_machine == EM_ARM && type == STT_ARM_TFUNC)
5439 return "THUMB_FUNC";
5440
5441 if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER)
5442 return "REGISTER";
5443
5444 if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI)
5445 return "PARISC_MILLI";
5446
5447 sprintf (buff, _("<processor specific>: %d"), type);
5448 }
5449 else if (type >= STT_LOOS && type <= STT_HIOS)
5450 {
5451 if (elf_header.e_machine == EM_PARISC)
5452 {
5453 if (type == STT_HP_OPAQUE)
5454 return "HP_OPAQUE";
5455 if (type == STT_HP_STUB)
5456 return "HP_STUB";
5457 }
5458
5459 sprintf (buff, _("<OS specific>: %d"), type);
5460 }
5461 else
5462 sprintf (buff, _("<unknown>: %d"), type);
5463 return buff;
5464 }
5465 }
5466
5467 static const char *
5468 get_symbol_visibility (visibility)
5469 unsigned int visibility;
5470 {
5471 switch (visibility)
5472 {
5473 case STV_DEFAULT: return "DEFAULT";
5474 case STV_INTERNAL: return "INTERNAL";
5475 case STV_HIDDEN: return "HIDDEN";
5476 case STV_PROTECTED: return "PROTECTED";
5477 default: abort ();
5478 }
5479 }
5480
5481 static const char *
5482 get_symbol_index_type (type)
5483 unsigned int type;
5484 {
5485 switch (type)
5486 {
5487 case SHN_UNDEF: return "UND";
5488 case SHN_ABS: return "ABS";
5489 case SHN_COMMON: return "COM";
5490 default:
5491 if (type >= SHN_LOPROC && type <= SHN_HIPROC)
5492 return "PRC";
5493 else if (type >= SHN_LOOS && type <= SHN_HIOS)
5494 return "OS ";
5495 else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE)
5496 return "RSV";
5497 else
5498 {
5499 static char buff [32];
5500
5501 sprintf (buff, "%3d", type);
5502 return buff;
5503 }
5504 }
5505 }
5506
5507 static int *
5508 get_dynamic_data (file, number)
5509 FILE * file;
5510 unsigned int number;
5511 {
5512 unsigned char * e_data;
5513 int * i_data;
5514
5515 e_data = (unsigned char *) malloc (number * 4);
5516
5517 if (e_data == NULL)
5518 {
5519 error (_("Out of memory\n"));
5520 return NULL;
5521 }
5522
5523 if (fread (e_data, 4, number, file) != number)
5524 {
5525 error (_("Unable to read in dynamic data\n"));
5526 return NULL;
5527 }
5528
5529 i_data = (int *) malloc (number * sizeof (* i_data));
5530
5531 if (i_data == NULL)
5532 {
5533 error (_("Out of memory\n"));
5534 free (e_data);
5535 return NULL;
5536 }
5537
5538 while (number--)
5539 i_data [number] = byte_get (e_data + number * 4, 4);
5540
5541 free (e_data);
5542
5543 return i_data;
5544 }
5545
5546 /* Dump the symbol table. */
5547 static int
5548 process_symbol_table (file)
5549 FILE * file;
5550 {
5551 Elf32_Internal_Shdr * section;
5552 unsigned char nb [4];
5553 unsigned char nc [4];
5554 int nbuckets = 0;
5555 int nchains = 0;
5556 int * buckets = NULL;
5557 int * chains = NULL;
5558
5559 if (! do_syms && !do_histogram)
5560 return 1;
5561
5562 if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
5563 || do_histogram))
5564 {
5565 if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET))
5566 {
5567 error (_("Unable to seek to start of dynamic information"));
5568 return 0;
5569 }
5570
5571 if (fread (nb, sizeof (nb), 1, file) != 1)
5572 {
5573 error (_("Failed to read in number of buckets\n"));
5574 return 0;
5575 }
5576
5577 if (fread (nc, sizeof (nc), 1, file) != 1)
5578 {
5579 error (_("Failed to read in number of chains\n"));
5580 return 0;
5581 }
5582
5583 nbuckets = byte_get (nb, 4);
5584 nchains = byte_get (nc, 4);
5585
5586 buckets = get_dynamic_data (file, nbuckets);
5587 chains = get_dynamic_data (file, nchains);
5588
5589 if (buckets == NULL || chains == NULL)
5590 return 0;
5591 }
5592
5593 if (do_syms
5594 && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
5595 {
5596 int hn;
5597 int si;
5598
5599 printf (_("\nSymbol table for image:\n"));
5600 if (is_32bit_elf)
5601 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
5602 else
5603 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
5604
5605 for (hn = 0; hn < nbuckets; hn++)
5606 {
5607 if (! buckets [hn])
5608 continue;
5609
5610 for (si = buckets [hn]; si < nchains && si > 0; si = chains [si])
5611 {
5612 Elf_Internal_Sym * psym;
5613
5614 psym = dynamic_symbols + si;
5615
5616 printf (" %3d %3d: ", si, hn);
5617 print_vma (psym->st_value, LONG_HEX);
5618 putchar (' ' );
5619 print_vma (psym->st_size, DEC_5);
5620
5621 printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
5622 printf (" %6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
5623 printf (" %3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
5624 printf (" %3.3s ", get_symbol_index_type (psym->st_shndx));
5625 print_symbol (25, dynamic_strings + psym->st_name);
5626 putchar ('\n');
5627 }
5628 }
5629 }
5630 else if (do_syms && !do_using_dynamic)
5631 {
5632 unsigned int i;
5633
5634 for (i = 0, section = section_headers;
5635 i < elf_header.e_shnum;
5636 i++, section++)
5637 {
5638 unsigned int si;
5639 char * strtab;
5640 Elf_Internal_Sym * symtab;
5641 Elf_Internal_Sym * psym;
5642
5643
5644 if ( section->sh_type != SHT_SYMTAB
5645 && section->sh_type != SHT_DYNSYM)
5646 continue;
5647
5648 printf (_("\nSymbol table '%s' contains %lu entries:\n"),
5649 SECTION_NAME (section),
5650 (unsigned long) (section->sh_size / section->sh_entsize));
5651 if (is_32bit_elf)
5652 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
5653 else
5654 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
5655
5656 symtab = GET_ELF_SYMBOLS (file, section);
5657 if (symtab == NULL)
5658 continue;
5659
5660 if (section->sh_link == elf_header.e_shstrndx)
5661 strtab = string_table;
5662 else
5663 {
5664 Elf32_Internal_Shdr * string_sec;
5665
5666 string_sec = SECTION_HEADER (section->sh_link);
5667
5668 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
5669 string_sec->sh_size,
5670 _("string table"));
5671 }
5672
5673 for (si = 0, psym = symtab;
5674 si < section->sh_size / section->sh_entsize;
5675 si ++, psym ++)
5676 {
5677 printf ("%6d: ", si);
5678 print_vma (psym->st_value, LONG_HEX);
5679 putchar (' ');
5680 print_vma (psym->st_size, DEC_5);
5681 printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
5682 printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
5683 printf (" %-3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
5684 printf (" %4s ", get_symbol_index_type (psym->st_shndx));
5685 print_symbol (25, strtab + psym->st_name);
5686
5687 if (section->sh_type == SHT_DYNSYM &&
5688 version_info [DT_VERSIONTAGIDX (DT_VERSYM)] != 0)
5689 {
5690 unsigned char data[2];
5691 unsigned short vers_data;
5692 unsigned long offset;
5693 int is_nobits;
5694 int check_def;
5695
5696 offset = version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
5697 - loadaddr;
5698
5699 get_data (&data, file, offset + si * sizeof (vers_data),
5700 sizeof (data), _("version data"));
5701
5702 vers_data = byte_get (data, 2);
5703
5704 is_nobits = (SECTION_HEADER (psym->st_shndx)->sh_type
5705 == SHT_NOBITS);
5706
5707 check_def = (psym->st_shndx != SHN_UNDEF);
5708
5709 if ((vers_data & 0x8000) || vers_data > 1)
5710 {
5711 if (version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
5712 && (is_nobits || ! check_def))
5713 {
5714 Elf_External_Verneed evn;
5715 Elf_Internal_Verneed ivn;
5716 Elf_Internal_Vernaux ivna;
5717
5718 /* We must test both. */
5719 offset = version_info
5720 [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr;
5721
5722 do
5723 {
5724 unsigned long vna_off;
5725
5726 get_data (&evn, file, offset, sizeof (evn),
5727 _("version need"));
5728
5729 ivn.vn_aux = BYTE_GET (evn.vn_aux);
5730 ivn.vn_next = BYTE_GET (evn.vn_next);
5731
5732 vna_off = offset + ivn.vn_aux;
5733
5734 do
5735 {
5736 Elf_External_Vernaux evna;
5737
5738 get_data (&evna, file, vna_off,
5739 sizeof (evna),
5740 _("version need aux (3)"));
5741
5742 ivna.vna_other = BYTE_GET (evna.vna_other);
5743 ivna.vna_next = BYTE_GET (evna.vna_next);
5744 ivna.vna_name = BYTE_GET (evna.vna_name);
5745
5746 vna_off += ivna.vna_next;
5747 }
5748 while (ivna.vna_other != vers_data
5749 && ivna.vna_next != 0);
5750
5751 if (ivna.vna_other == vers_data)
5752 break;
5753
5754 offset += ivn.vn_next;
5755 }
5756 while (ivn.vn_next != 0);
5757
5758 if (ivna.vna_other == vers_data)
5759 {
5760 printf ("@%s (%d)",
5761 strtab + ivna.vna_name, ivna.vna_other);
5762 check_def = 0;
5763 }
5764 else if (! is_nobits)
5765 error (_("bad dynamic symbol"));
5766 else
5767 check_def = 1;
5768 }
5769
5770 if (check_def)
5771 {
5772 if (vers_data != 0x8001
5773 && version_info [DT_VERSIONTAGIDX (DT_VERDEF)])
5774 {
5775 Elf_Internal_Verdef ivd;
5776 Elf_Internal_Verdaux ivda;
5777 Elf_External_Verdaux evda;
5778 unsigned long offset;
5779
5780 offset =
5781 version_info [DT_VERSIONTAGIDX (DT_VERDEF)]
5782 - loadaddr;
5783
5784 do
5785 {
5786 Elf_External_Verdef evd;
5787
5788 get_data (&evd, file, offset, sizeof (evd),
5789 _("version def"));
5790
5791 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
5792 ivd.vd_aux = BYTE_GET (evd.vd_aux);
5793 ivd.vd_next = BYTE_GET (evd.vd_next);
5794
5795 offset += ivd.vd_next;
5796 }
5797 while (ivd.vd_ndx != (vers_data & 0x7fff)
5798 && ivd.vd_next != 0);
5799
5800 offset -= ivd.vd_next;
5801 offset += ivd.vd_aux;
5802
5803 get_data (&evda, file, offset, sizeof (evda),
5804 _("version def aux"));
5805
5806 ivda.vda_name = BYTE_GET (evda.vda_name);
5807
5808 if (psym->st_name != ivda.vda_name)
5809 printf ((vers_data & 0x8000)
5810 ? "@%s" : "@@%s",
5811 strtab + ivda.vda_name);
5812 }
5813 }
5814 }
5815 }
5816
5817 putchar ('\n');
5818 }
5819
5820 free (symtab);
5821 if (strtab != string_table)
5822 free (strtab);
5823 }
5824 }
5825 else if (do_syms)
5826 printf
5827 (_("\nDynamic symbol information is not available for displaying symbols.\n"));
5828
5829 if (do_histogram && buckets != NULL)
5830 {
5831 int * lengths;
5832 int * counts;
5833 int hn;
5834 int si;
5835 int maxlength = 0;
5836 int nzero_counts = 0;
5837 int nsyms = 0;
5838
5839 printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
5840 nbuckets);
5841 printf (_(" Length Number %% of total Coverage\n"));
5842
5843 lengths = (int *) calloc (nbuckets, sizeof (int));
5844 if (lengths == NULL)
5845 {
5846 error (_("Out of memory"));
5847 return 0;
5848 }
5849 for (hn = 0; hn < nbuckets; ++hn)
5850 {
5851 if (! buckets [hn])
5852 continue;
5853
5854 for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si])
5855 {
5856 ++ nsyms;
5857 if (maxlength < ++lengths[hn])
5858 ++ maxlength;
5859 }
5860 }
5861
5862 counts = (int *) calloc (maxlength + 1, sizeof (int));
5863 if (counts == NULL)
5864 {
5865 error (_("Out of memory"));
5866 return 0;
5867 }
5868
5869 for (hn = 0; hn < nbuckets; ++hn)
5870 ++ counts [lengths [hn]];
5871
5872 if (nbuckets > 0)
5873 {
5874 printf (" 0 %-10d (%5.1f%%)\n",
5875 counts[0], (counts[0] * 100.0) / nbuckets);
5876 for (si = 1; si <= maxlength; ++si)
5877 {
5878 nzero_counts += counts[si] * si;
5879 printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
5880 si, counts[si], (counts[si] * 100.0) / nbuckets,
5881 (nzero_counts * 100.0) / nsyms);
5882 }
5883 }
5884
5885 free (counts);
5886 free (lengths);
5887 }
5888
5889 if (buckets != NULL)
5890 {
5891 free (buckets);
5892 free (chains);
5893 }
5894
5895 return 1;
5896 }
5897
5898 static int
5899 process_syminfo (file)
5900 FILE * file ATTRIBUTE_UNUSED;
5901 {
5902 unsigned int i;
5903
5904 if (dynamic_syminfo == NULL
5905 || !do_dynamic)
5906 /* No syminfo, this is ok. */
5907 return 1;
5908
5909 /* There better should be a dynamic symbol section. */
5910 if (dynamic_symbols == NULL || dynamic_strings == NULL)
5911 return 0;
5912
5913 if (dynamic_addr)
5914 printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"),
5915 dynamic_syminfo_offset, dynamic_syminfo_nent);
5916
5917 printf (_(" Num: Name BoundTo Flags\n"));
5918 for (i = 0; i < dynamic_syminfo_nent; ++i)
5919 {
5920 unsigned short int flags = dynamic_syminfo[i].si_flags;
5921
5922 printf ("%4d: ", i);
5923 print_symbol (30, dynamic_strings + dynamic_symbols[i].st_name);
5924 putchar (' ');
5925
5926 switch (dynamic_syminfo[i].si_boundto)
5927 {
5928 case SYMINFO_BT_SELF:
5929 fputs ("SELF ", stdout);
5930 break;
5931 case SYMINFO_BT_PARENT:
5932 fputs ("PARENT ", stdout);
5933 break;
5934 default:
5935 if (dynamic_syminfo[i].si_boundto > 0
5936 && dynamic_syminfo[i].si_boundto < dynamic_size)
5937 {
5938 print_symbol (10, dynamic_strings
5939 + dynamic_segment
5940 [dynamic_syminfo[i].si_boundto].d_un.d_val);
5941 putchar (' ' );
5942 }
5943 else
5944 printf ("%-10d ", dynamic_syminfo[i].si_boundto);
5945 break;
5946 }
5947
5948 if (flags & SYMINFO_FLG_DIRECT)
5949 printf (" DIRECT");
5950 if (flags & SYMINFO_FLG_PASSTHRU)
5951 printf (" PASSTHRU");
5952 if (flags & SYMINFO_FLG_COPY)
5953 printf (" COPY");
5954 if (flags & SYMINFO_FLG_LAZYLOAD)
5955 printf (" LAZYLOAD");
5956
5957 puts ("");
5958 }
5959
5960 return 1;
5961 }
5962
5963 #ifdef SUPPORT_DISASSEMBLY
5964 static void
5965 disassemble_section (section, file)
5966 Elf32_Internal_Shdr * section;
5967 FILE * file;
5968 {
5969 printf (_("\nAssembly dump of section %s\n"),
5970 SECTION_NAME (section));
5971
5972 /* XXX -- to be done --- XXX */
5973
5974 return 1;
5975 }
5976 #endif
5977
5978 static int
5979 dump_section (section, file)
5980 Elf32_Internal_Shdr * section;
5981 FILE * file;
5982 {
5983 bfd_size_type bytes;
5984 bfd_vma addr;
5985 unsigned char * data;
5986 unsigned char * start;
5987
5988 bytes = section->sh_size;
5989
5990 if (bytes == 0)
5991 {
5992 printf (_("\nSection '%s' has no data to dump.\n"),
5993 SECTION_NAME (section));
5994 return 0;
5995 }
5996 else
5997 printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
5998
5999 addr = section->sh_addr;
6000
6001 start = (unsigned char *) get_data (NULL, file, section->sh_offset, bytes,
6002 _("section data"));
6003 if (!start)
6004 return 0;
6005
6006 data = start;
6007
6008 while (bytes)
6009 {
6010 int j;
6011 int k;
6012 int lbytes;
6013
6014 lbytes = (bytes > 16 ? 16 : bytes);
6015
6016 printf (" 0x%8.8lx ", (unsigned long) addr);
6017
6018 switch (elf_header.e_ident [EI_DATA])
6019 {
6020 default:
6021 case ELFDATA2LSB:
6022 for (j = 15; j >= 0; j --)
6023 {
6024 if (j < lbytes)
6025 printf ("%2.2x", data [j]);
6026 else
6027 printf (" ");
6028
6029 if (!(j & 0x3))
6030 printf (" ");
6031 }
6032 break;
6033
6034 case ELFDATA2MSB:
6035 for (j = 0; j < 16; j++)
6036 {
6037 if (j < lbytes)
6038 printf ("%2.2x", data [j]);
6039 else
6040 printf (" ");
6041
6042 if ((j & 3) == 3)
6043 printf (" ");
6044 }
6045 break;
6046 }
6047
6048 for (j = 0; j < lbytes; j++)
6049 {
6050 k = data [j];
6051 if (k >= ' ' && k < 0x80)
6052 printf ("%c", k);
6053 else
6054 printf (".");
6055 }
6056
6057 putchar ('\n');
6058
6059 data += lbytes;
6060 addr += lbytes;
6061 bytes -= lbytes;
6062 }
6063
6064 free (start);
6065
6066 return 1;
6067 }
6068
6069
6070 static unsigned long int
6071 read_leb128 (data, length_return, sign)
6072 unsigned char * data;
6073 int * length_return;
6074 int sign;
6075 {
6076 unsigned long int result = 0;
6077 unsigned int num_read = 0;
6078 int shift = 0;
6079 unsigned char byte;
6080
6081 do
6082 {
6083 byte = * data ++;
6084 num_read ++;
6085
6086 result |= (byte & 0x7f) << shift;
6087
6088 shift += 7;
6089
6090 }
6091 while (byte & 0x80);
6092
6093 if (length_return != NULL)
6094 * length_return = num_read;
6095
6096 if (sign && (shift < 32) && (byte & 0x40))
6097 result |= -1 << shift;
6098
6099 return result;
6100 }
6101
6102 typedef struct State_Machine_Registers
6103 {
6104 unsigned long address;
6105 unsigned int file;
6106 unsigned int line;
6107 unsigned int column;
6108 int is_stmt;
6109 int basic_block;
6110 int end_sequence;
6111 /* This variable hold the number of the last entry seen
6112 in the File Table. */
6113 unsigned int last_file_entry;
6114 } SMR;
6115
6116 static SMR state_machine_regs;
6117
6118 static void
6119 reset_state_machine (is_stmt)
6120 int is_stmt;
6121 {
6122 state_machine_regs.address = 0;
6123 state_machine_regs.file = 1;
6124 state_machine_regs.line = 1;
6125 state_machine_regs.column = 0;
6126 state_machine_regs.is_stmt = is_stmt;
6127 state_machine_regs.basic_block = 0;
6128 state_machine_regs.end_sequence = 0;
6129 state_machine_regs.last_file_entry = 0;
6130 }
6131
6132 /* Handled an extend line op. Returns true if this is the end
6133 of sequence. */
6134 static int
6135 process_extended_line_op (data, is_stmt, pointer_size)
6136 unsigned char * data;
6137 int is_stmt;
6138 int pointer_size;
6139 {
6140 unsigned char op_code;
6141 int bytes_read;
6142 unsigned int len;
6143 unsigned char * name;
6144 unsigned long adr;
6145
6146 len = read_leb128 (data, & bytes_read, 0);
6147 data += bytes_read;
6148
6149 if (len == 0)
6150 {
6151 warn (_("badly formed extended line op encountered!\n"));
6152 return bytes_read;
6153 }
6154
6155 len += bytes_read;
6156 op_code = * data ++;
6157
6158 printf (_(" Extended opcode %d: "), op_code);
6159
6160 switch (op_code)
6161 {
6162 case DW_LNE_end_sequence:
6163 printf (_("End of Sequence\n\n"));
6164 reset_state_machine (is_stmt);
6165 break;
6166
6167 case DW_LNE_set_address:
6168 adr = byte_get (data, pointer_size);
6169 printf (_("set Address to 0x%lx\n"), adr);
6170 state_machine_regs.address = adr;
6171 break;
6172
6173 case DW_LNE_define_file:
6174 printf (_(" define new File Table entry\n"));
6175 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
6176
6177 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
6178 name = data;
6179 data += strlen ((char *) data) + 1;
6180 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6181 data += bytes_read;
6182 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6183 data += bytes_read;
6184 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6185 printf (_("%s\n\n"), name);
6186 break;
6187
6188 default:
6189 printf (_("UNKNOWN: length %d\n"), len - bytes_read);
6190 break;
6191 }
6192
6193 return len;
6194 }
6195
6196 /* Size of pointers in the .debug_line section. This information is not
6197 really present in that section. It's obtained before dumping the debug
6198 sections by doing some pre-scan of the .debug_info section. */
6199 static int debug_line_pointer_size = 4;
6200
6201 static int
6202 display_debug_lines (section, start, file)
6203 Elf32_Internal_Shdr * section;
6204 unsigned char * start;
6205 FILE * file ATTRIBUTE_UNUSED;
6206 {
6207 DWARF2_External_LineInfo * external;
6208 DWARF2_Internal_LineInfo info;
6209 unsigned char * standard_opcodes;
6210 unsigned char * data = start;
6211 unsigned char * end = start + section->sh_size;
6212 unsigned char * end_of_sequence;
6213 int i;
6214
6215 printf (_("\nDump of debug contents of section %s:\n\n"),
6216 SECTION_NAME (section));
6217
6218 while (data < end)
6219 {
6220 external = (DWARF2_External_LineInfo *) data;
6221
6222 /* Check the length of the block. */
6223 info.li_length = BYTE_GET (external->li_length);
6224
6225 if (info.li_length == 0xffffffff)
6226 {
6227 warn (_("64-bit DWARF line info is not supported yet.\n"));
6228 break;
6229 }
6230
6231 if (info.li_length + sizeof (external->li_length) > section->sh_size)
6232 {
6233 warn
6234 (_("The line info appears to be corrupt - the section is too small\n"));
6235 return 0;
6236 }
6237
6238 /* Check its version number. */
6239 info.li_version = BYTE_GET (external->li_version);
6240 if (info.li_version != 2)
6241 {
6242 warn (_("Only DWARF version 2 line info is currently supported.\n"));
6243 return 0;
6244 }
6245
6246 info.li_prologue_length = BYTE_GET (external->li_prologue_length);
6247 info.li_min_insn_length = BYTE_GET (external->li_min_insn_length);
6248 info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt);
6249 info.li_line_base = BYTE_GET (external->li_line_base);
6250 info.li_line_range = BYTE_GET (external->li_line_range);
6251 info.li_opcode_base = BYTE_GET (external->li_opcode_base);
6252
6253 /* Sign extend the line base field. */
6254 info.li_line_base <<= 24;
6255 info.li_line_base >>= 24;
6256
6257 printf (_(" Length: %ld\n"), info.li_length);
6258 printf (_(" DWARF Version: %d\n"), info.li_version);
6259 printf (_(" Prologue Length: %d\n"), info.li_prologue_length);
6260 printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length);
6261 printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt);
6262 printf (_(" Line Base: %d\n"), info.li_line_base);
6263 printf (_(" Line Range: %d\n"), info.li_line_range);
6264 printf (_(" Opcode Base: %d\n"), info.li_opcode_base);
6265
6266 end_of_sequence = data + info.li_length + sizeof (external->li_length);
6267
6268 reset_state_machine (info.li_default_is_stmt);
6269
6270 /* Display the contents of the Opcodes table. */
6271 standard_opcodes = data + sizeof (* external);
6272
6273 printf (_("\n Opcodes:\n"));
6274
6275 for (i = 1; i < info.li_opcode_base; i++)
6276 printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
6277
6278 /* Display the contents of the Directory table. */
6279 data = standard_opcodes + info.li_opcode_base - 1;
6280
6281 if (* data == 0)
6282 printf (_("\n The Directory Table is empty.\n"));
6283 else
6284 {
6285 printf (_("\n The Directory Table:\n"));
6286
6287 while (* data != 0)
6288 {
6289 printf (_(" %s\n"), data);
6290
6291 data += strlen ((char *) data) + 1;
6292 }
6293 }
6294
6295 /* Skip the NUL at the end of the table. */
6296 data ++;
6297
6298 /* Display the contents of the File Name table. */
6299 if (* data == 0)
6300 printf (_("\n The File Name Table is empty.\n"));
6301 else
6302 {
6303 printf (_("\n The File Name Table:\n"));
6304 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
6305
6306 while (* data != 0)
6307 {
6308 unsigned char * name;
6309 int bytes_read;
6310
6311 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
6312 name = data;
6313
6314 data += strlen ((char *) data) + 1;
6315
6316 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6317 data += bytes_read;
6318 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6319 data += bytes_read;
6320 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6321 data += bytes_read;
6322 printf (_("%s\n"), name);
6323 }
6324 }
6325
6326 /* Skip the NUL at the end of the table. */
6327 data ++;
6328
6329 /* Now display the statements. */
6330 printf (_("\n Line Number Statements:\n"));
6331
6332
6333 while (data < end_of_sequence)
6334 {
6335 unsigned char op_code;
6336 int adv;
6337 int bytes_read;
6338
6339 op_code = * data ++;
6340
6341 if (op_code >= info.li_opcode_base)
6342 {
6343 op_code -= info.li_opcode_base;
6344 adv = (op_code / info.li_line_range) * info.li_min_insn_length;
6345 state_machine_regs.address += adv;
6346 printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
6347 op_code, adv, state_machine_regs.address);
6348 adv = (op_code % info.li_line_range) + info.li_line_base;
6349 state_machine_regs.line += adv;
6350 printf (_(" and Line by %d to %d\n"),
6351 adv, state_machine_regs.line);
6352 }
6353 else switch (op_code)
6354 {
6355 case DW_LNS_extended_op:
6356 data += process_extended_line_op (data, info.li_default_is_stmt,
6357 debug_line_pointer_size);
6358 break;
6359
6360 case DW_LNS_copy:
6361 printf (_(" Copy\n"));
6362 break;
6363
6364 case DW_LNS_advance_pc:
6365 adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0);
6366 data += bytes_read;
6367 state_machine_regs.address += adv;
6368 printf (_(" Advance PC by %d to %lx\n"), adv,
6369 state_machine_regs.address);
6370 break;
6371
6372 case DW_LNS_advance_line:
6373 adv = read_leb128 (data, & bytes_read, 1);
6374 data += bytes_read;
6375 state_machine_regs.line += adv;
6376 printf (_(" Advance Line by %d to %d\n"), adv,
6377 state_machine_regs.line);
6378 break;
6379
6380 case DW_LNS_set_file:
6381 adv = read_leb128 (data, & bytes_read, 0);
6382 data += bytes_read;
6383 printf (_(" Set File Name to entry %d in the File Name Table\n"),
6384 adv);
6385 state_machine_regs.file = adv;
6386 break;
6387
6388 case DW_LNS_set_column:
6389 adv = read_leb128 (data, & bytes_read, 0);
6390 data += bytes_read;
6391 printf (_(" Set column to %d\n"), adv);
6392 state_machine_regs.column = adv;
6393 break;
6394
6395 case DW_LNS_negate_stmt:
6396 adv = state_machine_regs.is_stmt;
6397 adv = ! adv;
6398 printf (_(" Set is_stmt to %d\n"), adv);
6399 state_machine_regs.is_stmt = adv;
6400 break;
6401
6402 case DW_LNS_set_basic_block:
6403 printf (_(" Set basic block\n"));
6404 state_machine_regs.basic_block = 1;
6405 break;
6406
6407 case DW_LNS_const_add_pc:
6408 adv = (((255 - info.li_opcode_base) / info.li_line_range)
6409 * info.li_min_insn_length);
6410 state_machine_regs.address += adv;
6411 printf (_(" Advance PC by constant %d to 0x%lx\n"), adv,
6412 state_machine_regs.address);
6413 break;
6414
6415 case DW_LNS_fixed_advance_pc:
6416 adv = byte_get (data, 2);
6417 data += 2;
6418 state_machine_regs.address += adv;
6419 printf (_(" Advance PC by fixed size amount %d to 0x%lx\n"),
6420 adv, state_machine_regs.address);
6421 break;
6422
6423 case DW_LNS_set_prologue_end:
6424 printf (_(" Set prologue_end to true\n"));
6425 break;
6426
6427 case DW_LNS_set_epilogue_begin:
6428 printf (_(" Set epilogue_begin to true\n"));
6429 break;
6430
6431 case DW_LNS_set_isa:
6432 adv = read_leb128 (data, & bytes_read, 0);
6433 data += bytes_read;
6434 printf (_(" Set ISA to %d\n"), adv);
6435 break;
6436
6437 default:
6438 printf (_(" Unknown opcode %d with operands: "), op_code);
6439 {
6440 int i;
6441 for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
6442 {
6443 printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0),
6444 i == 1 ? "" : ", ");
6445 data += bytes_read;
6446 }
6447 putchar ('\n');
6448 }
6449 break;
6450 }
6451 }
6452 putchar ('\n');
6453 }
6454
6455 return 1;
6456 }
6457
6458 static int
6459 display_debug_pubnames (section, start, file)
6460 Elf32_Internal_Shdr * section;
6461 unsigned char * start;
6462 FILE * file ATTRIBUTE_UNUSED;
6463 {
6464 DWARF2_External_PubNames * external;
6465 DWARF2_Internal_PubNames pubnames;
6466 unsigned char * end;
6467
6468 end = start + section->sh_size;
6469
6470 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
6471
6472 while (start < end)
6473 {
6474 unsigned char * data;
6475 unsigned long offset;
6476
6477 external = (DWARF2_External_PubNames *) start;
6478
6479 pubnames.pn_length = BYTE_GET (external->pn_length);
6480 pubnames.pn_version = BYTE_GET (external->pn_version);
6481 pubnames.pn_offset = BYTE_GET (external->pn_offset);
6482 pubnames.pn_size = BYTE_GET (external->pn_size);
6483
6484 data = start + sizeof (* external);
6485 start += pubnames.pn_length + sizeof (external->pn_length);
6486
6487 if (pubnames.pn_length == 0xffffffff)
6488 {
6489 warn (_("64-bit DWARF pubnames are not supported yet.\n"));
6490 break;
6491 }
6492
6493 if (pubnames.pn_version != 2)
6494 {
6495 static int warned = 0;
6496
6497 if (! warned)
6498 {
6499 warn (_("Only DWARF 2 pubnames are currently supported\n"));
6500 warned = 1;
6501 }
6502
6503 continue;
6504 }
6505
6506 printf (_(" Length: %ld\n"),
6507 pubnames.pn_length);
6508 printf (_(" Version: %d\n"),
6509 pubnames.pn_version);
6510 printf (_(" Offset into .debug_info section: %ld\n"),
6511 pubnames.pn_offset);
6512 printf (_(" Size of area in .debug_info section: %ld\n"),
6513 pubnames.pn_size);
6514
6515 printf (_("\n Offset\tName\n"));
6516
6517 do
6518 {
6519 offset = byte_get (data, 4);
6520
6521 if (offset != 0)
6522 {
6523 data += 4;
6524 printf (" %ld\t\t%s\n", offset, data);
6525 data += strlen ((char *) data) + 1;
6526 }
6527 }
6528 while (offset != 0);
6529 }
6530
6531 printf ("\n");
6532 return 1;
6533 }
6534
6535 static char *
6536 get_TAG_name (tag)
6537 unsigned long tag;
6538 {
6539 switch (tag)
6540 {
6541 case DW_TAG_padding: return "DW_TAG_padding";
6542 case DW_TAG_array_type: return "DW_TAG_array_type";
6543 case DW_TAG_class_type: return "DW_TAG_class_type";
6544 case DW_TAG_entry_point: return "DW_TAG_entry_point";
6545 case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
6546 case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
6547 case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
6548 case DW_TAG_label: return "DW_TAG_label";
6549 case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
6550 case DW_TAG_member: return "DW_TAG_member";
6551 case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
6552 case DW_TAG_reference_type: return "DW_TAG_reference_type";
6553 case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
6554 case DW_TAG_string_type: return "DW_TAG_string_type";
6555 case DW_TAG_structure_type: return "DW_TAG_structure_type";
6556 case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
6557 case DW_TAG_typedef: return "DW_TAG_typedef";
6558 case DW_TAG_union_type: return "DW_TAG_union_type";
6559 case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
6560 case DW_TAG_variant: return "DW_TAG_variant";
6561 case DW_TAG_common_block: return "DW_TAG_common_block";
6562 case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
6563 case DW_TAG_inheritance: return "DW_TAG_inheritance";
6564 case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
6565 case DW_TAG_module: return "DW_TAG_module";
6566 case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
6567 case DW_TAG_set_type: return "DW_TAG_set_type";
6568 case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
6569 case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
6570 case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
6571 case DW_TAG_base_type: return "DW_TAG_base_type";
6572 case DW_TAG_catch_block: return "DW_TAG_catch_block";
6573 case DW_TAG_const_type: return "DW_TAG_const_type";
6574 case DW_TAG_constant: return "DW_TAG_constant";
6575 case DW_TAG_enumerator: return "DW_TAG_enumerator";
6576 case DW_TAG_file_type: return "DW_TAG_file_type";
6577 case DW_TAG_friend: return "DW_TAG_friend";
6578 case DW_TAG_namelist: return "DW_TAG_namelist";
6579 case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
6580 case DW_TAG_packed_type: return "DW_TAG_packed_type";
6581 case DW_TAG_subprogram: return "DW_TAG_subprogram";
6582 case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
6583 case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
6584 case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
6585 case DW_TAG_try_block: return "DW_TAG_try_block";
6586 case DW_TAG_variant_part: return "DW_TAG_variant_part";
6587 case DW_TAG_variable: return "DW_TAG_variable";
6588 case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
6589 case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
6590 case DW_TAG_format_label: return "DW_TAG_format_label";
6591 case DW_TAG_function_template: return "DW_TAG_function_template";
6592 case DW_TAG_class_template: return "DW_TAG_class_template";
6593 /* DWARF 2.1 values. */
6594 case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure";
6595 case DW_TAG_restrict_type: return "DW_TAG_restrict_type";
6596 case DW_TAG_interface_type: return "DW_TAG_interface_type";
6597 case DW_TAG_namespace: return "DW_TAG_namespace";
6598 case DW_TAG_imported_module: return "DW_TAG_imported_module";
6599 case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type";
6600 case DW_TAG_partial_unit: return "DW_TAG_partial_unit";
6601 case DW_TAG_imported_unit: return "DW_TAG_imported_unit";
6602 default:
6603 {
6604 static char buffer [100];
6605
6606 sprintf (buffer, _("Unknown TAG value: %lx"), tag);
6607 return buffer;
6608 }
6609 }
6610 }
6611
6612 static char *
6613 get_AT_name (attribute)
6614 unsigned long attribute;
6615 {
6616 switch (attribute)
6617 {
6618 case DW_AT_sibling: return "DW_AT_sibling";
6619 case DW_AT_location: return "DW_AT_location";
6620 case DW_AT_name: return "DW_AT_name";
6621 case DW_AT_ordering: return "DW_AT_ordering";
6622 case DW_AT_subscr_data: return "DW_AT_subscr_data";
6623 case DW_AT_byte_size: return "DW_AT_byte_size";
6624 case DW_AT_bit_offset: return "DW_AT_bit_offset";
6625 case DW_AT_bit_size: return "DW_AT_bit_size";
6626 case DW_AT_element_list: return "DW_AT_element_list";
6627 case DW_AT_stmt_list: return "DW_AT_stmt_list";
6628 case DW_AT_low_pc: return "DW_AT_low_pc";
6629 case DW_AT_high_pc: return "DW_AT_high_pc";
6630 case DW_AT_language: return "DW_AT_language";
6631 case DW_AT_member: return "DW_AT_member";
6632 case DW_AT_discr: return "DW_AT_discr";
6633 case DW_AT_discr_value: return "DW_AT_discr_value";
6634 case DW_AT_visibility: return "DW_AT_visibility";
6635 case DW_AT_import: return "DW_AT_import";
6636 case DW_AT_string_length: return "DW_AT_string_length";
6637 case DW_AT_common_reference: return "DW_AT_common_reference";
6638 case DW_AT_comp_dir: return "DW_AT_comp_dir";
6639 case DW_AT_const_value: return "DW_AT_const_value";
6640 case DW_AT_containing_type: return "DW_AT_containing_type";
6641 case DW_AT_default_value: return "DW_AT_default_value";
6642 case DW_AT_inline: return "DW_AT_inline";
6643 case DW_AT_is_optional: return "DW_AT_is_optional";
6644 case DW_AT_lower_bound: return "DW_AT_lower_bound";
6645 case DW_AT_producer: return "DW_AT_producer";
6646 case DW_AT_prototyped: return "DW_AT_prototyped";
6647 case DW_AT_return_addr: return "DW_AT_return_addr";
6648 case DW_AT_start_scope: return "DW_AT_start_scope";
6649 case DW_AT_stride_size: return "DW_AT_stride_size";
6650 case DW_AT_upper_bound: return "DW_AT_upper_bound";
6651 case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
6652 case DW_AT_accessibility: return "DW_AT_accessibility";
6653 case DW_AT_address_class: return "DW_AT_address_class";
6654 case DW_AT_artificial: return "DW_AT_artificial";
6655 case DW_AT_base_types: return "DW_AT_base_types";
6656 case DW_AT_calling_convention: return "DW_AT_calling_convention";
6657 case DW_AT_count: return "DW_AT_count";
6658 case DW_AT_data_member_location: return "DW_AT_data_member_location";
6659 case DW_AT_decl_column: return "DW_AT_decl_column";
6660 case DW_AT_decl_file: return "DW_AT_decl_file";
6661 case DW_AT_decl_line: return "DW_AT_decl_line";
6662 case DW_AT_declaration: return "DW_AT_declaration";
6663 case DW_AT_discr_list: return "DW_AT_discr_list";
6664 case DW_AT_encoding: return "DW_AT_encoding";
6665 case DW_AT_external: return "DW_AT_external";
6666 case DW_AT_frame_base: return "DW_AT_frame_base";
6667 case DW_AT_friend: return "DW_AT_friend";
6668 case DW_AT_identifier_case: return "DW_AT_identifier_case";
6669 case DW_AT_macro_info: return "DW_AT_macro_info";
6670 case DW_AT_namelist_items: return "DW_AT_namelist_items";
6671 case DW_AT_priority: return "DW_AT_priority";
6672 case DW_AT_segment: return "DW_AT_segment";
6673 case DW_AT_specification: return "DW_AT_specification";
6674 case DW_AT_static_link: return "DW_AT_static_link";
6675 case DW_AT_type: return "DW_AT_type";
6676 case DW_AT_use_location: return "DW_AT_use_location";
6677 case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
6678 case DW_AT_virtuality: return "DW_AT_virtuality";
6679 case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
6680 /* DWARF 2.1 values. */
6681 case DW_AT_allocated: return "DW_AT_allocated";
6682 case DW_AT_associated: return "DW_AT_associated";
6683 case DW_AT_data_location: return "DW_AT_data_location";
6684 case DW_AT_stride: return "DW_AT_stride";
6685 case DW_AT_entry_pc: return "DW_AT_entry_pc";
6686 case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
6687 case DW_AT_extension: return "DW_AT_extension";
6688 case DW_AT_ranges: return "DW_AT_ranges";
6689 case DW_AT_trampoline: return "DW_AT_trampoline";
6690 case DW_AT_call_column: return "DW_AT_call_column";
6691 case DW_AT_call_file: return "DW_AT_call_file";
6692 case DW_AT_call_line: return "DW_AT_call_line";
6693 /* SGI/MIPS extensions. */
6694 case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde";
6695 case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
6696 case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
6697 case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
6698 case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
6699 case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
6700 case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
6701 case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
6702 case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
6703 case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
6704 case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
6705 /* GNU extensions. */
6706 case DW_AT_sf_names: return "DW_AT_sf_names";
6707 case DW_AT_src_info: return "DW_AT_src_info";
6708 case DW_AT_mac_info: return "DW_AT_mac_info";
6709 case DW_AT_src_coords: return "DW_AT_src_coords";
6710 case DW_AT_body_begin: return "DW_AT_body_begin";
6711 case DW_AT_body_end: return "DW_AT_body_end";
6712 case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
6713 default:
6714 {
6715 static char buffer [100];
6716
6717 sprintf (buffer, _("Unknown AT value: %lx"), attribute);
6718 return buffer;
6719 }
6720 }
6721 }
6722
6723 static char *
6724 get_FORM_name (form)
6725 unsigned long form;
6726 {
6727 switch (form)
6728 {
6729 case DW_FORM_addr: return "DW_FORM_addr";
6730 case DW_FORM_block2: return "DW_FORM_block2";
6731 case DW_FORM_block4: return "DW_FORM_block4";
6732 case DW_FORM_data2: return "DW_FORM_data2";
6733 case DW_FORM_data4: return "DW_FORM_data4";
6734 case DW_FORM_data8: return "DW_FORM_data8";
6735 case DW_FORM_string: return "DW_FORM_string";
6736 case DW_FORM_block: return "DW_FORM_block";
6737 case DW_FORM_block1: return "DW_FORM_block1";
6738 case DW_FORM_data1: return "DW_FORM_data1";
6739 case DW_FORM_flag: return "DW_FORM_flag";
6740 case DW_FORM_sdata: return "DW_FORM_sdata";
6741 case DW_FORM_strp: return "DW_FORM_strp";
6742 case DW_FORM_udata: return "DW_FORM_udata";
6743 case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
6744 case DW_FORM_ref1: return "DW_FORM_ref1";
6745 case DW_FORM_ref2: return "DW_FORM_ref2";
6746 case DW_FORM_ref4: return "DW_FORM_ref4";
6747 case DW_FORM_ref8: return "DW_FORM_ref8";
6748 case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
6749 case DW_FORM_indirect: return "DW_FORM_indirect";
6750 default:
6751 {
6752 static char buffer [100];
6753
6754 sprintf (buffer, _("Unknown FORM value: %lx"), form);
6755 return buffer;
6756 }
6757 }
6758 }
6759
6760 /* FIXME: There are better and more effiecint ways to handle
6761 these structures. For now though, I just want something that
6762 is simple to implement. */
6763 typedef struct abbrev_attr
6764 {
6765 unsigned long attribute;
6766 unsigned long form;
6767 struct abbrev_attr * next;
6768 }
6769 abbrev_attr;
6770
6771 typedef struct abbrev_entry
6772 {
6773 unsigned long entry;
6774 unsigned long tag;
6775 int children;
6776 struct abbrev_attr * first_attr;
6777 struct abbrev_attr * last_attr;
6778 struct abbrev_entry * next;
6779 }
6780 abbrev_entry;
6781
6782 static abbrev_entry * first_abbrev = NULL;
6783 static abbrev_entry * last_abbrev = NULL;
6784
6785 static void
6786 free_abbrevs PARAMS ((void))
6787 {
6788 abbrev_entry * abbrev;
6789
6790 for (abbrev = first_abbrev; abbrev;)
6791 {
6792 abbrev_entry * next = abbrev->next;
6793 abbrev_attr * attr;
6794
6795 for (attr = abbrev->first_attr; attr;)
6796 {
6797 abbrev_attr * next = attr->next;
6798
6799 free (attr);
6800 attr = next;
6801 }
6802
6803 free (abbrev);
6804 abbrev = next;
6805 }
6806
6807 last_abbrev = first_abbrev = NULL;
6808 }
6809
6810 static void
6811 add_abbrev (number, tag, children)
6812 unsigned long number;
6813 unsigned long tag;
6814 int children;
6815 {
6816 abbrev_entry * entry;
6817
6818 entry = (abbrev_entry *) malloc (sizeof (* entry));
6819
6820 if (entry == NULL)
6821 /* ugg */
6822 return;
6823
6824 entry->entry = number;
6825 entry->tag = tag;
6826 entry->children = children;
6827 entry->first_attr = NULL;
6828 entry->last_attr = NULL;
6829 entry->next = NULL;
6830
6831 if (first_abbrev == NULL)
6832 first_abbrev = entry;
6833 else
6834 last_abbrev->next = entry;
6835
6836 last_abbrev = entry;
6837 }
6838
6839 static void
6840 add_abbrev_attr (attribute, form)
6841 unsigned long attribute;
6842 unsigned long form;
6843 {
6844 abbrev_attr * attr;
6845
6846 attr = (abbrev_attr *) malloc (sizeof (* attr));
6847
6848 if (attr == NULL)
6849 /* ugg */
6850 return;
6851
6852 attr->attribute = attribute;
6853 attr->form = form;
6854 attr->next = NULL;
6855
6856 if (last_abbrev->first_attr == NULL)
6857 last_abbrev->first_attr = attr;
6858 else
6859 last_abbrev->last_attr->next = attr;
6860
6861 last_abbrev->last_attr = attr;
6862 }
6863
6864 /* Processes the (partial) contents of a .debug_abbrev section.
6865 Returns NULL if the end of the section was encountered.
6866 Returns the address after the last byte read if the end of
6867 an abbreviation set was found. */
6868
6869 static unsigned char *
6870 process_abbrev_section (start, end)
6871 unsigned char * start;
6872 unsigned char * end;
6873 {
6874 if (first_abbrev != NULL)
6875 return NULL;
6876
6877 while (start < end)
6878 {
6879 int bytes_read;
6880 unsigned long entry;
6881 unsigned long tag;
6882 unsigned long attribute;
6883 int children;
6884
6885 entry = read_leb128 (start, & bytes_read, 0);
6886 start += bytes_read;
6887
6888 /* A single zero is supposed to end the section according
6889 to the standard. If there's more, then signal that to
6890 the caller. */
6891 if (entry == 0)
6892 return start == end ? NULL : start;
6893
6894 tag = read_leb128 (start, & bytes_read, 0);
6895 start += bytes_read;
6896
6897 children = * start ++;
6898
6899 add_abbrev (entry, tag, children);
6900
6901 do
6902 {
6903 unsigned long form;
6904
6905 attribute = read_leb128 (start, & bytes_read, 0);
6906 start += bytes_read;
6907
6908 form = read_leb128 (start, & bytes_read, 0);
6909 start += bytes_read;
6910
6911 if (attribute != 0)
6912 add_abbrev_attr (attribute, form);
6913 }
6914 while (attribute != 0);
6915 }
6916
6917 return NULL;
6918 }
6919
6920
6921 static int
6922 display_debug_macinfo (section, start, file)
6923 Elf32_Internal_Shdr * section;
6924 unsigned char * start;
6925 FILE * file ATTRIBUTE_UNUSED;
6926 {
6927 unsigned char * end = start + section->sh_size;
6928 unsigned char * curr = start;
6929 unsigned int bytes_read;
6930 enum dwarf_macinfo_record_type op;
6931
6932 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
6933
6934 while (curr < end)
6935 {
6936 unsigned int lineno;
6937 const char * string;
6938
6939 op = * curr;
6940 curr ++;
6941
6942 switch (op)
6943 {
6944 case DW_MACINFO_start_file:
6945 {
6946 unsigned int filenum;
6947
6948 lineno = read_leb128 (curr, & bytes_read, 0);
6949 curr += bytes_read;
6950 filenum = read_leb128 (curr, & bytes_read, 0);
6951 curr += bytes_read;
6952
6953 printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"), lineno, filenum);
6954 }
6955 break;
6956
6957 case DW_MACINFO_end_file:
6958 printf (_(" DW_MACINFO_end_file\n"));
6959 break;
6960
6961 case DW_MACINFO_define:
6962 lineno = read_leb128 (curr, & bytes_read, 0);
6963 curr += bytes_read;
6964 string = curr;
6965 curr += strlen (string) + 1;
6966 printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"), lineno, string);
6967 break;
6968
6969 case DW_MACINFO_undef:
6970 lineno = read_leb128 (curr, & bytes_read, 0);
6971 curr += bytes_read;
6972 string = curr;
6973 curr += strlen (string) + 1;
6974 printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"), lineno, string);
6975 break;
6976
6977 case DW_MACINFO_vendor_ext:
6978 {
6979 unsigned int constant;
6980
6981 constant = read_leb128 (curr, & bytes_read, 0);
6982 curr += bytes_read;
6983 string = curr;
6984 curr += strlen (string) + 1;
6985 printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"), constant, string);
6986 }
6987 break;
6988 }
6989 }
6990
6991 return 1;
6992 }
6993
6994
6995 static int
6996 display_debug_abbrev (section, start, file)
6997 Elf32_Internal_Shdr * section;
6998 unsigned char * start;
6999 FILE * file ATTRIBUTE_UNUSED;
7000 {
7001 abbrev_entry * entry;
7002 unsigned char * end = start + section->sh_size;
7003
7004 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
7005
7006 do
7007 {
7008 start = process_abbrev_section (start, end);
7009
7010 if (first_abbrev == NULL)
7011 continue;
7012
7013 printf (_(" Number TAG\n"));
7014
7015 for (entry = first_abbrev; entry; entry = entry->next)
7016 {
7017 abbrev_attr * attr;
7018
7019 printf (_(" %ld %s [%s]\n"),
7020 entry->entry,
7021 get_TAG_name (entry->tag),
7022 entry->children ? _("has children") : _("no children"));
7023
7024 for (attr = entry->first_attr; attr; attr = attr->next)
7025 {
7026 printf (_(" %-18s %s\n"),
7027 get_AT_name (attr->attribute),
7028 get_FORM_name (attr->form));
7029 }
7030 }
7031
7032 free_abbrevs ();
7033 }
7034 while (start);
7035
7036 printf ("\n");
7037
7038 return 1;
7039 }
7040
7041
7042 static unsigned char *
7043 display_block (data, length)
7044 unsigned char * data;
7045 unsigned long length;
7046 {
7047 printf (_(" %lu byte block: "), length);
7048
7049 while (length --)
7050 printf ("%lx ", (unsigned long) byte_get (data ++, 1));
7051
7052 return data;
7053 }
7054
7055 static void
7056 decode_location_expression (data, pointer_size, length)
7057 unsigned char * data;
7058 unsigned int pointer_size;
7059 unsigned long length;
7060 {
7061 unsigned op;
7062 int bytes_read;
7063 unsigned long uvalue;
7064 unsigned char * end = data + length;
7065
7066 while (data < end)
7067 {
7068 op = * data ++;
7069
7070 switch (op)
7071 {
7072 case DW_OP_addr:
7073 printf ("DW_OP_addr: %lx",
7074 (unsigned long) byte_get (data, pointer_size));
7075 data += pointer_size;
7076 break;
7077 case DW_OP_deref:
7078 printf ("DW_OP_deref");
7079 break;
7080 case DW_OP_const1u:
7081 printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1));
7082 break;
7083 case DW_OP_const1s:
7084 printf ("DW_OP_const1s: %ld", (long) byte_get (data++, 1));
7085 break;
7086 case DW_OP_const2u:
7087 printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
7088 data += 2;
7089 break;
7090 case DW_OP_const2s:
7091 printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2));
7092 data += 2;
7093 break;
7094 case DW_OP_const4u:
7095 printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
7096 data += 4;
7097 break;
7098 case DW_OP_const4s:
7099 printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4));
7100 data += 4;
7101 break;
7102 case DW_OP_const8u:
7103 printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
7104 (unsigned long) byte_get (data + 4, 4));
7105 data += 8;
7106 break;
7107 case DW_OP_const8s:
7108 printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
7109 (long) byte_get (data + 4, 4));
7110 data += 8;
7111 break;
7112 case DW_OP_constu:
7113 printf ("DW_OP_constu: %lu", read_leb128 (data, &bytes_read, 0));
7114 data += bytes_read;
7115 break;
7116 case DW_OP_consts:
7117 printf ("DW_OP_consts: %ld", read_leb128 (data, &bytes_read, 1));
7118 data += bytes_read;
7119 break;
7120 case DW_OP_dup:
7121 printf ("DW_OP_dup");
7122 break;
7123 case DW_OP_drop:
7124 printf ("DW_OP_drop");
7125 break;
7126 case DW_OP_over:
7127 printf ("DW_OP_over");
7128 break;
7129 case DW_OP_pick:
7130 printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1));
7131 break;
7132 case DW_OP_swap:
7133 printf ("DW_OP_swap");
7134 break;
7135 case DW_OP_rot:
7136 printf ("DW_OP_rot");
7137 break;
7138 case DW_OP_xderef:
7139 printf ("DW_OP_xderef");
7140 break;
7141 case DW_OP_abs:
7142 printf ("DW_OP_abs");
7143 break;
7144 case DW_OP_and:
7145 printf ("DW_OP_and");
7146 break;
7147 case DW_OP_div:
7148 printf ("DW_OP_div");
7149 break;
7150 case DW_OP_minus:
7151 printf ("DW_OP_minus");
7152 break;
7153 case DW_OP_mod:
7154 printf ("DW_OP_mod");
7155 break;
7156 case DW_OP_mul:
7157 printf ("DW_OP_mul");
7158 break;
7159 case DW_OP_neg:
7160 printf ("DW_OP_neg");
7161 break;
7162 case DW_OP_not:
7163 printf ("DW_OP_not");
7164 break;
7165 case DW_OP_or:
7166 printf ("DW_OP_or");
7167 break;
7168 case DW_OP_plus:
7169 printf ("DW_OP_plus");
7170 break;
7171 case DW_OP_plus_uconst:
7172 printf ("DW_OP_plus_uconst: %lu",
7173 read_leb128 (data, &bytes_read, 0));
7174 data += bytes_read;
7175 break;
7176 case DW_OP_shl:
7177 printf ("DW_OP_shl");
7178 break;
7179 case DW_OP_shr:
7180 printf ("DW_OP_shr");
7181 break;
7182 case DW_OP_shra:
7183 printf ("DW_OP_shra");
7184 break;
7185 case DW_OP_xor:
7186 printf ("DW_OP_xor");
7187 break;
7188 case DW_OP_bra:
7189 printf ("DW_OP_bra: %ld", (long) byte_get (data, 2));
7190 data += 2;
7191 break;
7192 case DW_OP_eq:
7193 printf ("DW_OP_eq");
7194 break;
7195 case DW_OP_ge:
7196 printf ("DW_OP_ge");
7197 break;
7198 case DW_OP_gt:
7199 printf ("DW_OP_gt");
7200 break;
7201 case DW_OP_le:
7202 printf ("DW_OP_le");
7203 break;
7204 case DW_OP_lt:
7205 printf ("DW_OP_lt");
7206 break;
7207 case DW_OP_ne:
7208 printf ("DW_OP_ne");
7209 break;
7210 case DW_OP_skip:
7211 printf ("DW_OP_skip: %ld", (long) byte_get (data, 2));
7212 data += 2;
7213 break;
7214
7215 case DW_OP_lit0:
7216 case DW_OP_lit1:
7217 case DW_OP_lit2:
7218 case DW_OP_lit3:
7219 case DW_OP_lit4:
7220 case DW_OP_lit5:
7221 case DW_OP_lit6:
7222 case DW_OP_lit7:
7223 case DW_OP_lit8:
7224 case DW_OP_lit9:
7225 case DW_OP_lit10:
7226 case DW_OP_lit11:
7227 case DW_OP_lit12:
7228 case DW_OP_lit13:
7229 case DW_OP_lit14:
7230 case DW_OP_lit15:
7231 case DW_OP_lit16:
7232 case DW_OP_lit17:
7233 case DW_OP_lit18:
7234 case DW_OP_lit19:
7235 case DW_OP_lit20:
7236 case DW_OP_lit21:
7237 case DW_OP_lit22:
7238 case DW_OP_lit23:
7239 case DW_OP_lit24:
7240 case DW_OP_lit25:
7241 case DW_OP_lit26:
7242 case DW_OP_lit27:
7243 case DW_OP_lit28:
7244 case DW_OP_lit29:
7245 case DW_OP_lit30:
7246 case DW_OP_lit31:
7247 printf ("DW_OP_lit%d", op - DW_OP_lit0);
7248 break;
7249
7250 case DW_OP_reg0:
7251 case DW_OP_reg1:
7252 case DW_OP_reg2:
7253 case DW_OP_reg3:
7254 case DW_OP_reg4:
7255 case DW_OP_reg5:
7256 case DW_OP_reg6:
7257 case DW_OP_reg7:
7258 case DW_OP_reg8:
7259 case DW_OP_reg9:
7260 case DW_OP_reg10:
7261 case DW_OP_reg11:
7262 case DW_OP_reg12:
7263 case DW_OP_reg13:
7264 case DW_OP_reg14:
7265 case DW_OP_reg15:
7266 case DW_OP_reg16:
7267 case DW_OP_reg17:
7268 case DW_OP_reg18:
7269 case DW_OP_reg19:
7270 case DW_OP_reg20:
7271 case DW_OP_reg21:
7272 case DW_OP_reg22:
7273 case DW_OP_reg23:
7274 case DW_OP_reg24:
7275 case DW_OP_reg25:
7276 case DW_OP_reg26:
7277 case DW_OP_reg27:
7278 case DW_OP_reg28:
7279 case DW_OP_reg29:
7280 case DW_OP_reg30:
7281 case DW_OP_reg31:
7282 printf ("DW_OP_reg%d", op - DW_OP_reg0);
7283 break;
7284
7285 case DW_OP_breg0:
7286 case DW_OP_breg1:
7287 case DW_OP_breg2:
7288 case DW_OP_breg3:
7289 case DW_OP_breg4:
7290 case DW_OP_breg5:
7291 case DW_OP_breg6:
7292 case DW_OP_breg7:
7293 case DW_OP_breg8:
7294 case DW_OP_breg9:
7295 case DW_OP_breg10:
7296 case DW_OP_breg11:
7297 case DW_OP_breg12:
7298 case DW_OP_breg13:
7299 case DW_OP_breg14:
7300 case DW_OP_breg15:
7301 case DW_OP_breg16:
7302 case DW_OP_breg17:
7303 case DW_OP_breg18:
7304 case DW_OP_breg19:
7305 case DW_OP_breg20:
7306 case DW_OP_breg21:
7307 case DW_OP_breg22:
7308 case DW_OP_breg23:
7309 case DW_OP_breg24:
7310 case DW_OP_breg25:
7311 case DW_OP_breg26:
7312 case DW_OP_breg27:
7313 case DW_OP_breg28:
7314 case DW_OP_breg29:
7315 case DW_OP_breg30:
7316 case DW_OP_breg31:
7317 printf ("DW_OP_breg%d: %ld", op - DW_OP_breg0,
7318 read_leb128 (data, &bytes_read, 1));
7319 data += bytes_read;
7320 break;
7321
7322 case DW_OP_regx:
7323 printf ("DW_OP_regx: %lu", read_leb128 (data, &bytes_read, 0));
7324 data += bytes_read;
7325 break;
7326 case DW_OP_fbreg:
7327 printf ("DW_OP_fbreg: %ld", read_leb128 (data, &bytes_read, 1));
7328 data += bytes_read;
7329 break;
7330 case DW_OP_bregx:
7331 uvalue = read_leb128 (data, &bytes_read, 0);
7332 data += bytes_read;
7333 printf ("DW_OP_bregx: %lu %ld", uvalue,
7334 read_leb128 (data, &bytes_read, 1));
7335 data += bytes_read;
7336 break;
7337 case DW_OP_piece:
7338 printf ("DW_OP_piece: %lu", read_leb128 (data, &bytes_read, 0));
7339 data += bytes_read;
7340 break;
7341 case DW_OP_deref_size:
7342 printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1));
7343 break;
7344 case DW_OP_xderef_size:
7345 printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1));
7346 break;
7347 case DW_OP_nop:
7348 printf ("DW_OP_nop");
7349 break;
7350
7351 /* DWARF 2.1 extensions. */
7352 case DW_OP_push_object_address:
7353 printf ("DW_OP_push_object_address");
7354 break;
7355 case DW_OP_call2:
7356 printf ("DW_OP_call2: <%lx>", (long) byte_get (data, 2));
7357 data += 2;
7358 break;
7359 case DW_OP_call4:
7360 printf ("DW_OP_call4: <%lx>", (long) byte_get (data, 4));
7361 data += 4;
7362 break;
7363 case DW_OP_calli:
7364 printf ("DW_OP_calli");
7365 break;
7366
7367 default:
7368 if (op >= DW_OP_lo_user
7369 && op <= DW_OP_hi_user)
7370 printf (_("(User defined location op)"));
7371 else
7372 printf (_("(Unknown location op)"));
7373 /* No way to tell where the next op is, so just bail. */
7374 return;
7375 }
7376
7377 /* Separate the ops. */
7378 printf ("; ");
7379 }
7380 }
7381
7382 static const char * debug_loc_contents;
7383 static bfd_vma debug_loc_size;
7384
7385 static void
7386 load_debug_loc (file)
7387 FILE * file;
7388 {
7389 Elf32_Internal_Shdr * sec;
7390 unsigned int i;
7391
7392 /* If it is already loaded, do nothing. */
7393 if (debug_loc_contents != NULL)
7394 return;
7395
7396 /* Locate the .debug_loc section. */
7397 for (i = 0, sec = section_headers;
7398 i < elf_header.e_shnum;
7399 i ++, sec ++)
7400 if (strcmp (SECTION_NAME (sec), ".debug_loc") == 0)
7401 break;
7402
7403 if (i == elf_header.e_shnum || sec->sh_size == 0)
7404 return;
7405
7406 debug_loc_size = sec->sh_size;
7407
7408 debug_loc_contents = ((char *)
7409 get_data (NULL, file, sec->sh_offset, sec->sh_size,
7410 _("debug_loc section data")));
7411 }
7412
7413 static void
7414 free_debug_loc ()
7415 {
7416 if (debug_loc_contents == NULL)
7417 return;
7418
7419 free ((char *) debug_loc_contents);
7420 debug_loc_contents = NULL;
7421 debug_loc_size = 0;
7422 }
7423
7424
7425 static int
7426 display_debug_loc (section, start, file)
7427 Elf32_Internal_Shdr * section;
7428 unsigned char * start;
7429 FILE * file ATTRIBUTE_UNUSED;
7430 {
7431 unsigned char *section_end;
7432 unsigned long bytes;
7433 unsigned char *section_begin = start;
7434 bfd_vma addr;
7435
7436 addr = section->sh_addr;
7437 bytes = section->sh_size;
7438 section_end = start + bytes;
7439 if (bytes == 0)
7440 {
7441 printf (_("\nThe .debug_loc section is empty.\n"));
7442 return 0;
7443 }
7444 printf (_("Contents of the .debug_loc section:\n\n"));
7445 printf (_("\n Offset Begin End Expression\n"));
7446 while (start < section_end)
7447 {
7448 unsigned long begin;
7449 unsigned long end;
7450 unsigned short length;
7451 unsigned long offset;
7452
7453 offset = start - section_begin;
7454
7455 while (1)
7456 {
7457 /* Normally, the lists in the debug_loc section are related to a
7458 given compilation unit, and thus, we would use the
7459 pointer size of that compilation unit. However, since we are
7460 displaying it seperately here, we either have to store
7461 pointer sizes of all compilation units, or assume they don't
7462 change. We assume, like the debug_line display, that
7463 it doesn't change. */
7464 begin = byte_get (start, debug_line_pointer_size);
7465 start += debug_line_pointer_size;
7466 end = byte_get (start, debug_line_pointer_size);
7467 start += debug_line_pointer_size;
7468
7469 if (begin == 0 && end == 0)
7470 break;
7471
7472 begin += addr;
7473 end += addr;
7474
7475 length = byte_get (start, 2);
7476 start += 2;
7477
7478 printf (" %8.8lx %8.8lx %8.8lx (", offset, begin, end);
7479 decode_location_expression (start, debug_line_pointer_size, length);
7480 printf (")\n");
7481
7482 start += length;
7483 }
7484 printf ("\n");
7485 }
7486 return 1;
7487 }
7488
7489 static const char * debug_str_contents;
7490 static bfd_vma debug_str_size;
7491
7492 static void
7493 load_debug_str (file)
7494 FILE * file;
7495 {
7496 Elf32_Internal_Shdr * sec;
7497 unsigned int i;
7498
7499 /* If it is already loaded, do nothing. */
7500 if (debug_str_contents != NULL)
7501 return;
7502
7503 /* Locate the .debug_str section. */
7504 for (i = 0, sec = section_headers;
7505 i < elf_header.e_shnum;
7506 i ++, sec ++)
7507 if (strcmp (SECTION_NAME (sec), ".debug_str") == 0)
7508 break;
7509
7510 if (i == elf_header.e_shnum || sec->sh_size == 0)
7511 return;
7512
7513 debug_str_size = sec->sh_size;
7514
7515 debug_str_contents = ((char *)
7516 get_data (NULL, file, sec->sh_offset, sec->sh_size,
7517 _("debug_str section data")));
7518 }
7519
7520 static void
7521 free_debug_str ()
7522 {
7523 if (debug_str_contents == NULL)
7524 return;
7525
7526 free ((char *) debug_str_contents);
7527 debug_str_contents = NULL;
7528 debug_str_size = 0;
7529 }
7530
7531 static const char *
7532 fetch_indirect_string (offset)
7533 unsigned long offset;
7534 {
7535 if (debug_str_contents == NULL)
7536 return _("<no .debug_str section>");
7537
7538 if (offset > debug_str_size)
7539 return _("<offset is too big>");
7540
7541 return debug_str_contents + offset;
7542 }
7543
7544
7545 static int
7546 display_debug_str (section, start, file)
7547 Elf32_Internal_Shdr * section;
7548 unsigned char * start;
7549 FILE * file ATTRIBUTE_UNUSED;
7550 {
7551 unsigned long bytes;
7552 bfd_vma addr;
7553
7554 addr = section->sh_addr;
7555 bytes = section->sh_size;
7556
7557 if (bytes == 0)
7558 {
7559 printf (_("\nThe .debug_str section is empty.\n"));
7560 return 0;
7561 }
7562
7563 printf (_("Contents of the .debug_str section:\n\n"));
7564
7565 while (bytes)
7566 {
7567 int j;
7568 int k;
7569 int lbytes;
7570
7571 lbytes = (bytes > 16 ? 16 : bytes);
7572
7573 printf (" 0x%8.8lx ", (unsigned long) addr);
7574
7575 for (j = 0; j < 16; j++)
7576 {
7577 if (j < lbytes)
7578 printf ("%2.2x", start [j]);
7579 else
7580 printf (" ");
7581
7582 if ((j & 3) == 3)
7583 printf (" ");
7584 }
7585
7586 for (j = 0; j < lbytes; j++)
7587 {
7588 k = start [j];
7589 if (k >= ' ' && k < 0x80)
7590 printf ("%c", k);
7591 else
7592 printf (".");
7593 }
7594
7595 putchar ('\n');
7596
7597 start += lbytes;
7598 addr += lbytes;
7599 bytes -= lbytes;
7600 }
7601
7602 return 1;
7603 }
7604
7605
7606 static unsigned char *
7607 read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size)
7608 unsigned long attribute;
7609 unsigned long form;
7610 unsigned char * data;
7611 unsigned long cu_offset;
7612 unsigned long pointer_size;
7613 {
7614 unsigned long uvalue = 0;
7615 unsigned char * block_start = NULL;
7616 int bytes_read;
7617
7618 switch (form)
7619 {
7620 default:
7621 break;
7622
7623 case DW_FORM_ref_addr:
7624 case DW_FORM_addr:
7625 uvalue = byte_get (data, pointer_size);
7626 data += pointer_size;
7627 break;
7628
7629 case DW_FORM_strp:
7630 uvalue = byte_get (data, /* offset_size */ 4);
7631 data += /* offset_size */ 4;
7632 break;
7633
7634 case DW_FORM_ref1:
7635 case DW_FORM_flag:
7636 case DW_FORM_data1:
7637 uvalue = byte_get (data ++, 1);
7638 break;
7639
7640 case DW_FORM_ref2:
7641 case DW_FORM_data2:
7642 uvalue = byte_get (data, 2);
7643 data += 2;
7644 break;
7645
7646 case DW_FORM_ref4:
7647 case DW_FORM_data4:
7648 uvalue = byte_get (data, 4);
7649 data += 4;
7650 break;
7651
7652 case DW_FORM_sdata:
7653 uvalue = read_leb128 (data, & bytes_read, 1);
7654 data += bytes_read;
7655 break;
7656
7657 case DW_FORM_ref_udata:
7658 case DW_FORM_udata:
7659 uvalue = read_leb128 (data, & bytes_read, 0);
7660 data += bytes_read;
7661 break;
7662
7663 case DW_FORM_indirect:
7664 form = read_leb128 (data, & bytes_read, 0);
7665 data += bytes_read;
7666 printf (" %s", get_FORM_name (form));
7667 return read_and_display_attr_value (attribute, form, data, cu_offset,
7668 pointer_size);
7669 }
7670
7671 switch (form)
7672 {
7673 case DW_FORM_ref_addr:
7674 printf (" <#%lx>", uvalue);
7675 break;
7676
7677 case DW_FORM_ref1:
7678 case DW_FORM_ref2:
7679 case DW_FORM_ref4:
7680 case DW_FORM_ref_udata:
7681 printf (" <%lx>", uvalue + cu_offset);
7682 break;
7683
7684 case DW_FORM_addr:
7685 printf (" %#lx", uvalue);
7686
7687 case DW_FORM_flag:
7688 case DW_FORM_data1:
7689 case DW_FORM_data2:
7690 case DW_FORM_data4:
7691 case DW_FORM_sdata:
7692 case DW_FORM_udata:
7693 printf (" %ld", uvalue);
7694 break;
7695
7696 case DW_FORM_ref8:
7697 case DW_FORM_data8:
7698 uvalue = byte_get (data, 4);
7699 printf (" %lx", uvalue);
7700 printf (" %lx", (unsigned long) byte_get (data + 4, 4));
7701 data += 8;
7702 break;
7703
7704 case DW_FORM_string:
7705 printf (" %s", data);
7706 data += strlen ((char *) data) + 1;
7707 break;
7708
7709 case DW_FORM_block:
7710 uvalue = read_leb128 (data, & bytes_read, 0);
7711 block_start = data + bytes_read;
7712 data = display_block (block_start, uvalue);
7713 break;
7714
7715 case DW_FORM_block1:
7716 uvalue = byte_get (data, 1);
7717 block_start = data + 1;
7718 data = display_block (block_start, uvalue);
7719 break;
7720
7721 case DW_FORM_block2:
7722 uvalue = byte_get (data, 2);
7723 block_start = data + 2;
7724 data = display_block (block_start, uvalue);
7725 break;
7726
7727 case DW_FORM_block4:
7728 uvalue = byte_get (data, 4);
7729 block_start = data + 4;
7730 data = display_block (block_start, uvalue);
7731 break;
7732
7733 case DW_FORM_strp:
7734 printf (_(" (indirect string, offset: 0x%lx): "), uvalue);
7735 printf (fetch_indirect_string (uvalue));
7736 break;
7737
7738 case DW_FORM_indirect:
7739 /* Handled above. */
7740 break;
7741
7742 default:
7743 warn (_("Unrecognized form: %d\n"), form);
7744 break;
7745 }
7746
7747 /* For some attributes we can display futher information. */
7748
7749 printf ("\t");
7750
7751 switch (attribute)
7752 {
7753 case DW_AT_inline:
7754 switch (uvalue)
7755 {
7756 case DW_INL_not_inlined: printf (_("(not inlined)")); break;
7757 case DW_INL_inlined: printf (_("(inlined)")); break;
7758 case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break;
7759 case DW_INL_declared_inlined: printf (_("(declared as inline and inlined)")); break;
7760 default: printf (_(" (Unknown inline attribute value: %lx)"), uvalue); break;
7761 }
7762 break;
7763
7764 case DW_AT_language:
7765 switch (uvalue)
7766 {
7767 case DW_LANG_C: printf ("(non-ANSI C)"); break;
7768 case DW_LANG_C89: printf ("(ANSI C)"); break;
7769 case DW_LANG_C_plus_plus: printf ("(C++)"); break;
7770 case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
7771 case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
7772 case DW_LANG_Modula2: printf ("(Modula 2)"); break;
7773 case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
7774 case DW_LANG_Ada83: printf ("(Ada)"); break;
7775 case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
7776 case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
7777 /* DWARF 2.1 values. */
7778 case DW_LANG_C99: printf ("(ANSI C99)"); break;
7779 case DW_LANG_Ada95: printf ("(ADA 95)"); break;
7780 case DW_LANG_Fortran95: printf ("(Fortran 95)"); break;
7781 /* MIPS extension. */
7782 case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
7783 default: printf ("(Unknown: %lx)", uvalue); break;
7784 }
7785 break;
7786
7787 case DW_AT_encoding:
7788 switch (uvalue)
7789 {
7790 case DW_ATE_void: printf ("(void)"); break;
7791 case DW_ATE_address: printf ("(machine address)"); break;
7792 case DW_ATE_boolean: printf ("(boolean)"); break;
7793 case DW_ATE_complex_float: printf ("(complex float)"); break;
7794 case DW_ATE_float: printf ("(float)"); break;
7795 case DW_ATE_signed: printf ("(signed)"); break;
7796 case DW_ATE_signed_char: printf ("(signed char)"); break;
7797 case DW_ATE_unsigned: printf ("(unsigned)"); break;
7798 case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
7799 /* DWARF 2.1 value. */
7800 case DW_ATE_imaginary_float: printf ("(imaginary float)"); break;
7801 default:
7802 if (uvalue >= DW_ATE_lo_user
7803 && uvalue <= DW_ATE_hi_user)
7804 printf ("(user defined type)");
7805 else
7806 printf ("(unknown type)");
7807 break;
7808 }
7809 break;
7810
7811 case DW_AT_accessibility:
7812 switch (uvalue)
7813 {
7814 case DW_ACCESS_public: printf ("(public)"); break;
7815 case DW_ACCESS_protected: printf ("(protected)"); break;
7816 case DW_ACCESS_private: printf ("(private)"); break;
7817 default: printf ("(unknown accessibility)"); break;
7818 }
7819 break;
7820
7821 case DW_AT_visibility:
7822 switch (uvalue)
7823 {
7824 case DW_VIS_local: printf ("(local)"); break;
7825 case DW_VIS_exported: printf ("(exported)"); break;
7826 case DW_VIS_qualified: printf ("(qualified)"); break;
7827 default: printf ("(unknown visibility)"); break;
7828 }
7829 break;
7830
7831 case DW_AT_virtuality:
7832 switch (uvalue)
7833 {
7834 case DW_VIRTUALITY_none: printf ("(none)"); break;
7835 case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
7836 case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
7837 default: printf ("(unknown virtuality)"); break;
7838 }
7839 break;
7840
7841 case DW_AT_identifier_case:
7842 switch (uvalue)
7843 {
7844 case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
7845 case DW_ID_up_case: printf ("(up_case)"); break;
7846 case DW_ID_down_case: printf ("(down_case)"); break;
7847 case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
7848 default: printf ("(unknown case)"); break;
7849 }
7850 break;
7851
7852 case DW_AT_calling_convention:
7853 switch (uvalue)
7854 {
7855 case DW_CC_normal: printf ("(normal)"); break;
7856 case DW_CC_program: printf ("(program)"); break;
7857 case DW_CC_nocall: printf ("(nocall)"); break;
7858 default:
7859 if (uvalue >= DW_CC_lo_user
7860 && uvalue <= DW_CC_hi_user)
7861 printf ("(user defined)");
7862 else
7863 printf ("(unknown convention)");
7864 }
7865 break;
7866
7867 case DW_AT_ordering:
7868 switch (uvalue)
7869 {
7870 case -1: printf ("(undefined)"); break;
7871 case 0: printf ("(row major)"); break;
7872 case 1: printf ("(column major)"); break;
7873 }
7874 break;
7875
7876 case DW_AT_frame_base:
7877 case DW_AT_location:
7878 case DW_AT_data_member_location:
7879 case DW_AT_vtable_elem_location:
7880 case DW_AT_allocated:
7881 case DW_AT_associated:
7882 case DW_AT_data_location:
7883 case DW_AT_stride:
7884 case DW_AT_upper_bound:
7885 case DW_AT_lower_bound:
7886 if (block_start)
7887 {
7888 printf ("(");
7889 decode_location_expression (block_start, pointer_size, uvalue);
7890 printf (")");
7891 }
7892 else if (form == DW_FORM_data4)
7893 {
7894 printf ("(");
7895 printf ("location list");
7896 printf (")");
7897 }
7898 break;
7899
7900 default:
7901 break;
7902 }
7903
7904 return data;
7905 }
7906
7907 static unsigned char *
7908 read_and_display_attr (attribute, form, data, cu_offset, pointer_size)
7909 unsigned long attribute;
7910 unsigned long form;
7911 unsigned char * data;
7912 unsigned long cu_offset;
7913 unsigned long pointer_size;
7914 {
7915 printf (" %-18s:", get_AT_name (attribute));
7916 data = read_and_display_attr_value (attribute, form, data, cu_offset,
7917 pointer_size);
7918 printf ("\n");
7919 return data;
7920 }
7921
7922 static int
7923 display_debug_info (section, start, file)
7924 Elf32_Internal_Shdr * section;
7925 unsigned char * start;
7926 FILE * file;
7927 {
7928 unsigned char * end = start + section->sh_size;
7929 unsigned char * section_begin = start;
7930
7931 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
7932
7933 load_debug_str (file);
7934 load_debug_loc (file);
7935
7936 while (start < end)
7937 {
7938 DWARF2_External_CompUnit * external;
7939 DWARF2_Internal_CompUnit compunit;
7940 Elf32_Internal_Shdr * relsec;
7941 unsigned char * tags;
7942 unsigned int i;
7943 int level;
7944 unsigned long cu_offset;
7945
7946 external = (DWARF2_External_CompUnit *) start;
7947
7948 compunit.cu_length = BYTE_GET (external->cu_length);
7949 compunit.cu_version = BYTE_GET (external->cu_version);
7950 compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
7951 compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
7952
7953 if (compunit.cu_length == 0xffffffff)
7954 {
7955 warn (_("64-bit DWARF debug info is not supported yet.\n"));
7956 break;
7957 }
7958
7959 /* Check for RELA relocations in the abbrev_offset address, and
7960 apply them. */
7961 for (relsec = section_headers;
7962 relsec < section_headers + elf_header.e_shnum;
7963 ++relsec)
7964 {
7965 unsigned long nrelas;
7966 Elf_Internal_Rela *rela, *rp;
7967 Elf32_Internal_Shdr *symsec;
7968 Elf_Internal_Sym *symtab;
7969 Elf_Internal_Sym *sym;
7970
7971 if (relsec->sh_type != SHT_RELA
7972 || SECTION_HEADER (relsec->sh_info) != section)
7973 continue;
7974
7975 if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
7976 & rela, & nrelas))
7977 return 0;
7978
7979 symsec = SECTION_HEADER (relsec->sh_link);
7980 symtab = GET_ELF_SYMBOLS (file, symsec);
7981
7982 for (rp = rela; rp < rela + nrelas; ++rp)
7983 {
7984 if (rp->r_offset
7985 != (bfd_vma) ((unsigned char *) &external->cu_abbrev_offset
7986 - section_begin))
7987 continue;
7988
7989 if (is_32bit_elf)
7990 {
7991 sym = symtab + ELF32_R_SYM (rp->r_info);
7992
7993 if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
7994 {
7995 warn (_("Skipping unexpected symbol type %u\n"),
7996 ELF32_ST_TYPE (sym->st_info));
7997 continue;
7998 }
7999 }
8000 else
8001 {
8002 sym = symtab + ELF64_R_SYM (rp->r_info);
8003
8004 if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
8005 {
8006 warn (_("Skipping unexpected symbol type %u\n"),
8007 ELF64_ST_TYPE (sym->st_info));
8008 continue;
8009 }
8010 }
8011
8012 compunit.cu_abbrev_offset += rp->r_addend;
8013 break;
8014 }
8015
8016 free (rela);
8017 break;
8018 }
8019
8020 tags = start + sizeof (* external);
8021 cu_offset = start - section_begin;
8022 start += compunit.cu_length + sizeof (external->cu_length);
8023
8024 printf (_(" Compilation Unit @ %lx:\n"), cu_offset);
8025 printf (_(" Length: %ld\n"), compunit.cu_length);
8026 printf (_(" Version: %d\n"), compunit.cu_version);
8027 printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset);
8028 printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
8029
8030 if (compunit.cu_version != 2)
8031 {
8032 warn (_("Only version 2 DWARF debug information is currently supported.\n"));
8033 continue;
8034 }
8035
8036 free_abbrevs ();
8037
8038 /* Read in the abbrevs used by this compilation unit. */
8039
8040 {
8041 Elf32_Internal_Shdr * sec;
8042 unsigned char * begin;
8043
8044 /* Locate the .debug_abbrev section and process it. */
8045 for (i = 0, sec = section_headers;
8046 i < elf_header.e_shnum;
8047 i ++, sec ++)
8048 if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
8049 break;
8050
8051 if (i == elf_header.e_shnum || sec->sh_size == 0)
8052 {
8053 warn (_("Unable to locate .debug_abbrev section!\n"));
8054 return 0;
8055 }
8056
8057 begin = ((unsigned char *)
8058 get_data (NULL, file, sec->sh_offset, sec->sh_size,
8059 _("debug_abbrev section data")));
8060 if (!begin)
8061 return 0;
8062
8063 process_abbrev_section (begin + compunit.cu_abbrev_offset,
8064 begin + sec->sh_size);
8065
8066 free (begin);
8067 }
8068
8069 level = 0;
8070 while (tags < start)
8071 {
8072 int bytes_read;
8073 unsigned long abbrev_number;
8074 abbrev_entry * entry;
8075 abbrev_attr * attr;
8076
8077 abbrev_number = read_leb128 (tags, & bytes_read, 0);
8078 tags += bytes_read;
8079
8080 /* A null DIE marks the end of a list of children. */
8081 if (abbrev_number == 0)
8082 {
8083 --level;
8084 continue;
8085 }
8086
8087 /* Scan through the abbreviation list until we reach the
8088 correct entry. */
8089 for (entry = first_abbrev;
8090 entry && entry->entry != abbrev_number;
8091 entry = entry->next)
8092 continue;
8093
8094 if (entry == NULL)
8095 {
8096 warn (_("Unable to locate entry %lu in the abbreviation table\n"),
8097 abbrev_number);
8098 return 0;
8099 }
8100
8101 printf (_(" <%d><%lx>: Abbrev Number: %lu (%s)\n"),
8102 level,
8103 (unsigned long) (tags - section_begin - bytes_read),
8104 abbrev_number,
8105 get_TAG_name (entry->tag));
8106
8107 for (attr = entry->first_attr; attr; attr = attr->next)
8108 tags = read_and_display_attr (attr->attribute,
8109 attr->form,
8110 tags, cu_offset,
8111 compunit.cu_pointer_size);
8112
8113 if (entry->children)
8114 ++level;
8115 }
8116 }
8117
8118 free_debug_str ();
8119 free_debug_loc ();
8120
8121 printf ("\n");
8122
8123 return 1;
8124 }
8125
8126 static int
8127 display_debug_aranges (section, start, file)
8128 Elf32_Internal_Shdr * section;
8129 unsigned char * start;
8130 FILE * file ATTRIBUTE_UNUSED;
8131 {
8132 unsigned char * end = start + section->sh_size;
8133
8134 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
8135
8136 while (start < end)
8137 {
8138 DWARF2_External_ARange * external;
8139 DWARF2_Internal_ARange arange;
8140 unsigned char * ranges;
8141 unsigned long length;
8142 unsigned long address;
8143 int excess;
8144
8145 external = (DWARF2_External_ARange *) start;
8146
8147 arange.ar_length = BYTE_GET (external->ar_length);
8148 arange.ar_version = BYTE_GET (external->ar_version);
8149 arange.ar_info_offset = BYTE_GET (external->ar_info_offset);
8150 arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
8151 arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
8152
8153 if (arange.ar_length == 0xffffffff)
8154 {
8155 warn (_("64-bit DWARF aranges are not supported yet.\n"));
8156 break;
8157 }
8158
8159 if (arange.ar_version != 2)
8160 {
8161 warn (_("Only DWARF 2 aranges are currently supported.\n"));
8162 break;
8163 }
8164
8165 printf (_(" Length: %ld\n"), arange.ar_length);
8166 printf (_(" Version: %d\n"), arange.ar_version);
8167 printf (_(" Offset into .debug_info: %lx\n"), arange.ar_info_offset);
8168 printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
8169 printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
8170
8171 printf (_("\n Address Length\n"));
8172
8173 ranges = start + sizeof (* external);
8174
8175 /* Must pad to an alignment boundary that is twice the pointer size. */
8176 excess = sizeof (* external) % (2 * arange.ar_pointer_size);
8177 if (excess)
8178 ranges += (2 * arange.ar_pointer_size) - excess;
8179
8180 for (;;)
8181 {
8182 address = byte_get (ranges, arange.ar_pointer_size);
8183
8184 ranges += arange.ar_pointer_size;
8185
8186 length = byte_get (ranges, arange.ar_pointer_size);
8187
8188 ranges += arange.ar_pointer_size;
8189
8190 /* A pair of zeros marks the end of the list. */
8191 if (address == 0 && length == 0)
8192 break;
8193
8194 printf (" %8.8lx %lu\n", address, length);
8195 }
8196
8197 start += arange.ar_length + sizeof (external->ar_length);
8198 }
8199
8200 printf ("\n");
8201
8202 return 1;
8203 }
8204
8205 typedef struct Frame_Chunk
8206 {
8207 struct Frame_Chunk * next;
8208 unsigned char * chunk_start;
8209 int ncols;
8210 /* DW_CFA_{undefined,same_value,offset,register,unreferenced} */
8211 short int * col_type;
8212 int * col_offset;
8213 char * augmentation;
8214 unsigned int code_factor;
8215 int data_factor;
8216 unsigned long pc_begin;
8217 unsigned long pc_range;
8218 int cfa_reg;
8219 int cfa_offset;
8220 int ra;
8221 unsigned char fde_encoding;
8222 }
8223 Frame_Chunk;
8224
8225 /* A marker for a col_type that means this column was never referenced
8226 in the frame info. */
8227 #define DW_CFA_unreferenced (-1)
8228
8229 static void frame_need_space PARAMS ((Frame_Chunk *, int));
8230 static void frame_display_row PARAMS ((Frame_Chunk *, int *, int *));
8231 static int size_of_encoded_value PARAMS ((int));
8232
8233 static void
8234 frame_need_space (fc, reg)
8235 Frame_Chunk * fc;
8236 int reg;
8237 {
8238 int prev = fc->ncols;
8239
8240 if (reg < fc->ncols)
8241 return;
8242
8243 fc->ncols = reg + 1;
8244 fc->col_type = (short int *) xrealloc (fc->col_type,
8245 fc->ncols * sizeof (short int));
8246 fc->col_offset = (int *) xrealloc (fc->col_offset,
8247 fc->ncols * sizeof (int));
8248
8249 while (prev < fc->ncols)
8250 {
8251 fc->col_type[prev] = DW_CFA_unreferenced;
8252 fc->col_offset[prev] = 0;
8253 prev++;
8254 }
8255 }
8256
8257 static void
8258 frame_display_row (fc, need_col_headers, max_regs)
8259 Frame_Chunk * fc;
8260 int * need_col_headers;
8261 int * max_regs;
8262 {
8263 int r;
8264 char tmp[100];
8265
8266 if (* max_regs < fc->ncols)
8267 * max_regs = fc->ncols;
8268
8269 if (* need_col_headers)
8270 {
8271 * need_col_headers = 0;
8272
8273 printf (" LOC CFA ");
8274
8275 for (r = 0; r < * max_regs; r++)
8276 if (fc->col_type[r] != DW_CFA_unreferenced)
8277 {
8278 if (r == fc->ra)
8279 printf ("ra ");
8280 else
8281 printf ("r%-4d", r);
8282 }
8283
8284 printf ("\n");
8285 }
8286
8287 printf ("%08lx ", fc->pc_begin);
8288 sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset);
8289 printf ("%-8s ", tmp);
8290
8291 for (r = 0; r < fc->ncols; r++)
8292 {
8293 if (fc->col_type[r] != DW_CFA_unreferenced)
8294 {
8295 switch (fc->col_type[r])
8296 {
8297 case DW_CFA_undefined:
8298 strcpy (tmp, "u");
8299 break;
8300 case DW_CFA_same_value:
8301 strcpy (tmp, "s");
8302 break;
8303 case DW_CFA_offset:
8304 sprintf (tmp, "c%+d", fc->col_offset[r]);
8305 break;
8306 case DW_CFA_register:
8307 sprintf (tmp, "r%d", fc->col_offset[r]);
8308 break;
8309 default:
8310 strcpy (tmp, "n/a");
8311 break;
8312 }
8313 printf ("%-5s", tmp);
8314 }
8315 }
8316 printf ("\n");
8317 }
8318
8319 static int
8320 size_of_encoded_value (encoding)
8321 int encoding;
8322 {
8323 switch (encoding & 0x7)
8324 {
8325 default: /* ??? */
8326 case 0: return is_32bit_elf ? 4 : 8;
8327 case 2: return 2;
8328 case 3: return 4;
8329 case 4: return 8;
8330 }
8331 }
8332
8333 #define GET(N) byte_get (start, N); start += N
8334 #define LEB() read_leb128 (start, & length_return, 0); start += length_return
8335 #define SLEB() read_leb128 (start, & length_return, 1); start += length_return
8336
8337 static int
8338 display_debug_frames (section, start, file)
8339 Elf32_Internal_Shdr * section;
8340 unsigned char * start;
8341 FILE * file ATTRIBUTE_UNUSED;
8342 {
8343 unsigned char * end = start + section->sh_size;
8344 unsigned char * section_start = start;
8345 Frame_Chunk * chunks = 0;
8346 Frame_Chunk * remembered_state = 0;
8347 Frame_Chunk * rs;
8348 int is_eh = (strcmp (SECTION_NAME (section), ".eh_frame") == 0);
8349 int length_return;
8350 int max_regs = 0;
8351 int addr_size = is_32bit_elf ? 4 : 8;
8352
8353 printf (_("The section %s contains:\n"), SECTION_NAME (section));
8354
8355 while (start < end)
8356 {
8357 unsigned char * saved_start;
8358 unsigned char * block_end;
8359 unsigned long length;
8360 unsigned long cie_id;
8361 Frame_Chunk * fc;
8362 Frame_Chunk * cie;
8363 int need_col_headers = 1;
8364 unsigned char * augmentation_data = NULL;
8365 unsigned long augmentation_data_len = 0;
8366 int encoded_ptr_size = addr_size;
8367
8368 saved_start = start;
8369 length = byte_get (start, 4); start += 4;
8370
8371 if (length == 0)
8372 return 1;
8373
8374 if (length == 0xffffffff)
8375 {
8376 warn (_("64-bit DWARF format frames are not supported yet.\n"));
8377 break;
8378 }
8379
8380 block_end = saved_start + length + 4;
8381 cie_id = byte_get (start, 4); start += 4;
8382
8383 if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID))
8384 {
8385 int version;
8386
8387 fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
8388 memset (fc, 0, sizeof (Frame_Chunk));
8389
8390 fc->next = chunks;
8391 chunks = fc;
8392 fc->chunk_start = saved_start;
8393 fc->ncols = 0;
8394 fc->col_type = (short int *) xmalloc (sizeof (short int));
8395 fc->col_offset = (int *) xmalloc (sizeof (int));
8396 frame_need_space (fc, max_regs-1);
8397
8398 version = *start++;
8399
8400 fc->augmentation = start;
8401 start = strchr (start, '\0') + 1;
8402
8403 if (fc->augmentation[0] == 'z')
8404 {
8405 fc->code_factor = LEB ();
8406 fc->data_factor = SLEB ();
8407 fc->ra = byte_get (start, 1); start += 1;
8408 augmentation_data_len = LEB ();
8409 augmentation_data = start;
8410 start += augmentation_data_len;
8411 }
8412 else if (strcmp (fc->augmentation, "eh") == 0)
8413 {
8414 start += addr_size;
8415 fc->code_factor = LEB ();
8416 fc->data_factor = SLEB ();
8417 fc->ra = byte_get (start, 1); start += 1;
8418 }
8419 else
8420 {
8421 fc->code_factor = LEB ();
8422 fc->data_factor = SLEB ();
8423 fc->ra = byte_get (start, 1); start += 1;
8424 }
8425 cie = fc;
8426
8427 if (do_debug_frames_interp)
8428 printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n",
8429 (unsigned long)(saved_start - section_start), length, cie_id,
8430 fc->augmentation, fc->code_factor, fc->data_factor,
8431 fc->ra);
8432 else
8433 {
8434 printf ("\n%08lx %08lx %08lx CIE\n",
8435 (unsigned long)(saved_start - section_start), length, cie_id);
8436 printf (" Version: %d\n", version);
8437 printf (" Augmentation: \"%s\"\n", fc->augmentation);
8438 printf (" Code alignment factor: %u\n", fc->code_factor);
8439 printf (" Data alignment factor: %d\n", fc->data_factor);
8440 printf (" Return address column: %d\n", fc->ra);
8441
8442 if (augmentation_data_len)
8443 {
8444 unsigned long i;
8445 printf (" Augmentation data: ");
8446 for (i = 0; i < augmentation_data_len; ++i)
8447 printf (" %02x", augmentation_data[i]);
8448 putchar ('\n');
8449 }
8450 putchar ('\n');
8451 }
8452
8453 if (augmentation_data_len)
8454 {
8455 unsigned char *p, *q;
8456 p = fc->augmentation + 1;
8457 q = augmentation_data;
8458
8459 while (1)
8460 {
8461 if (*p == 'L')
8462 q++;
8463 else if (*p == 'P')
8464 q += 1 + size_of_encoded_value (*q);
8465 else if (*p == 'R')
8466 fc->fde_encoding = *q++;
8467 else
8468 break;
8469 p++;
8470 }
8471
8472 if (fc->fde_encoding)
8473 encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
8474 }
8475
8476 frame_need_space (fc, fc->ra);
8477 }
8478 else
8479 {
8480 unsigned char * look_for;
8481 static Frame_Chunk fde_fc;
8482
8483 fc = & fde_fc;
8484 memset (fc, 0, sizeof (Frame_Chunk));
8485
8486 look_for = is_eh ? start - 4 - cie_id : section_start + cie_id;
8487
8488 for (cie = chunks; cie ; cie = cie->next)
8489 if (cie->chunk_start == look_for)
8490 break;
8491
8492 if (!cie)
8493 {
8494 warn ("Invalid CIE pointer %08lx in FDE at %08lx\n",
8495 cie_id, saved_start);
8496 start = block_end;
8497 fc->ncols = 0;
8498 fc->col_type = (short int *) xmalloc (sizeof (short int));
8499 fc->col_offset = (int *) xmalloc (sizeof (int));
8500 frame_need_space (fc, max_regs - 1);
8501 cie = fc;
8502 fc->augmentation = "";
8503 fc->fde_encoding = 0;
8504 }
8505 else
8506 {
8507 fc->ncols = cie->ncols;
8508 fc->col_type = (short int *) xmalloc (fc->ncols * sizeof (short int));
8509 fc->col_offset = (int *) xmalloc (fc->ncols * sizeof (int));
8510 memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int));
8511 memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int));
8512 fc->augmentation = cie->augmentation;
8513 fc->code_factor = cie->code_factor;
8514 fc->data_factor = cie->data_factor;
8515 fc->cfa_reg = cie->cfa_reg;
8516 fc->cfa_offset = cie->cfa_offset;
8517 fc->ra = cie->ra;
8518 frame_need_space (fc, max_regs-1);
8519 fc->fde_encoding = cie->fde_encoding;
8520 }
8521
8522 if (fc->fde_encoding)
8523 encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
8524
8525 fc->pc_begin = byte_get (start, encoded_ptr_size);
8526 start += encoded_ptr_size;
8527 fc->pc_range = byte_get (start, encoded_ptr_size);
8528 start += encoded_ptr_size;
8529
8530 if (cie->augmentation[0] == 'z')
8531 {
8532 augmentation_data_len = LEB ();
8533 augmentation_data = start;
8534 start += augmentation_data_len;
8535 }
8536
8537 printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=%08lx..%08lx\n",
8538 (unsigned long)(saved_start - section_start), length, cie_id,
8539 (unsigned long)(cie->chunk_start - section_start),
8540 fc->pc_begin, fc->pc_begin + fc->pc_range);
8541 if (! do_debug_frames_interp && augmentation_data_len)
8542 {
8543 unsigned long i;
8544 printf (" Augmentation data: ");
8545 for (i = 0; i < augmentation_data_len; ++i)
8546 printf (" %02x", augmentation_data[i]);
8547 putchar ('\n');
8548 putchar ('\n');
8549 }
8550 }
8551
8552 /* At this point, fc is the current chunk, cie (if any) is set, and we're
8553 about to interpret instructions for the chunk. */
8554
8555 if (do_debug_frames_interp)
8556 {
8557 /* Start by making a pass over the chunk, allocating storage
8558 and taking note of what registers are used. */
8559 unsigned char * tmp = start;
8560
8561 while (start < block_end)
8562 {
8563 unsigned op, opa;
8564 unsigned long reg;
8565
8566 op = * start ++;
8567 opa = op & 0x3f;
8568 if (op & 0xc0)
8569 op &= 0xc0;
8570
8571 /* Warning: if you add any more cases to this switch, be
8572 sure to add them to the corresponding switch below. */
8573 switch (op)
8574 {
8575 case DW_CFA_advance_loc:
8576 break;
8577 case DW_CFA_offset:
8578 LEB ();
8579 frame_need_space (fc, opa);
8580 fc->col_type[opa] = DW_CFA_undefined;
8581 break;
8582 case DW_CFA_restore:
8583 frame_need_space (fc, opa);
8584 fc->col_type[opa] = DW_CFA_undefined;
8585 break;
8586 case DW_CFA_set_loc:
8587 start += encoded_ptr_size;
8588 break;
8589 case DW_CFA_advance_loc1:
8590 start += 1;
8591 break;
8592 case DW_CFA_advance_loc2:
8593 start += 2;
8594 break;
8595 case DW_CFA_advance_loc4:
8596 start += 4;
8597 break;
8598 case DW_CFA_offset_extended:
8599 reg = LEB (); LEB ();
8600 frame_need_space (fc, reg);
8601 fc->col_type[reg] = DW_CFA_undefined;
8602 break;
8603 case DW_CFA_restore_extended:
8604 reg = LEB ();
8605 frame_need_space (fc, reg);
8606 fc->col_type[reg] = DW_CFA_undefined;
8607 break;
8608 case DW_CFA_undefined:
8609 reg = LEB ();
8610 frame_need_space (fc, reg);
8611 fc->col_type[reg] = DW_CFA_undefined;
8612 break;
8613 case DW_CFA_same_value:
8614 reg = LEB ();
8615 frame_need_space (fc, reg);
8616 fc->col_type[reg] = DW_CFA_undefined;
8617 break;
8618 case DW_CFA_register:
8619 reg = LEB (); LEB ();
8620 frame_need_space (fc, reg);
8621 fc->col_type[reg] = DW_CFA_undefined;
8622 break;
8623 case DW_CFA_def_cfa:
8624 LEB (); LEB ();
8625 break;
8626 case DW_CFA_def_cfa_register:
8627 LEB ();
8628 break;
8629 case DW_CFA_def_cfa_offset:
8630 LEB ();
8631 break;
8632 case DW_CFA_offset_extended_sf:
8633 reg = LEB (); SLEB ();
8634 frame_need_space (fc, reg);
8635 fc->col_type[reg] = DW_CFA_undefined;
8636 break;
8637 case DW_CFA_def_cfa_sf:
8638 LEB (); SLEB ();
8639 break;
8640 case DW_CFA_def_cfa_offset_sf:
8641 SLEB ();
8642 break;
8643 case DW_CFA_GNU_args_size:
8644 LEB ();
8645 break;
8646 case DW_CFA_GNU_negative_offset_extended:
8647 reg = LEB (); LEB ();
8648 frame_need_space (fc, reg);
8649 fc->col_type[reg] = DW_CFA_undefined;
8650
8651 default:
8652 break;
8653 }
8654 }
8655 start = tmp;
8656 }
8657
8658 /* Now we know what registers are used, make a second pass over
8659 the chunk, this time actually printing out the info. */
8660
8661 while (start < block_end)
8662 {
8663 unsigned op, opa;
8664 unsigned long ul, reg, roffs;
8665 long l, ofs;
8666 bfd_vma vma;
8667
8668 op = * start ++;
8669 opa = op & 0x3f;
8670 if (op & 0xc0)
8671 op &= 0xc0;
8672
8673 /* Warning: if you add any more cases to this switch, be
8674 sure to add them to the corresponding switch above. */
8675 switch (op)
8676 {
8677 case DW_CFA_advance_loc:
8678 if (do_debug_frames_interp)
8679 frame_display_row (fc, &need_col_headers, &max_regs);
8680 else
8681 printf (" DW_CFA_advance_loc: %d to %08lx\n",
8682 opa * fc->code_factor,
8683 fc->pc_begin + opa * fc->code_factor);
8684 fc->pc_begin += opa * fc->code_factor;
8685 break;
8686
8687 case DW_CFA_offset:
8688 roffs = LEB ();
8689 if (! do_debug_frames_interp)
8690 printf (" DW_CFA_offset: r%d at cfa%+ld\n",
8691 opa, roffs * fc->data_factor);
8692 fc->col_type[opa] = DW_CFA_offset;
8693 fc->col_offset[opa] = roffs * fc->data_factor;
8694 break;
8695
8696 case DW_CFA_restore:
8697 if (! do_debug_frames_interp)
8698 printf (" DW_CFA_restore: r%d\n", opa);
8699 fc->col_type[opa] = cie->col_type[opa];
8700 fc->col_offset[opa] = cie->col_offset[opa];
8701 break;
8702
8703 case DW_CFA_set_loc:
8704 vma = byte_get (start, encoded_ptr_size);
8705 start += encoded_ptr_size;
8706 if (do_debug_frames_interp)
8707 frame_display_row (fc, &need_col_headers, &max_regs);
8708 else
8709 printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma);
8710 fc->pc_begin = vma;
8711 break;
8712
8713 case DW_CFA_advance_loc1:
8714 ofs = byte_get (start, 1); start += 1;
8715 if (do_debug_frames_interp)
8716 frame_display_row (fc, &need_col_headers, &max_regs);
8717 else
8718 printf (" DW_CFA_advance_loc1: %ld to %08lx\n",
8719 ofs * fc->code_factor,
8720 fc->pc_begin + ofs * fc->code_factor);
8721 fc->pc_begin += ofs * fc->code_factor;
8722 break;
8723
8724 case DW_CFA_advance_loc2:
8725 ofs = byte_get (start, 2); start += 2;
8726 if (do_debug_frames_interp)
8727 frame_display_row (fc, &need_col_headers, &max_regs);
8728 else
8729 printf (" DW_CFA_advance_loc2: %ld to %08lx\n",
8730 ofs * fc->code_factor,
8731 fc->pc_begin + ofs * fc->code_factor);
8732 fc->pc_begin += ofs * fc->code_factor;
8733 break;
8734
8735 case DW_CFA_advance_loc4:
8736 ofs = byte_get (start, 4); start += 4;
8737 if (do_debug_frames_interp)
8738 frame_display_row (fc, &need_col_headers, &max_regs);
8739 else
8740 printf (" DW_CFA_advance_loc4: %ld to %08lx\n",
8741 ofs * fc->code_factor,
8742 fc->pc_begin + ofs * fc->code_factor);
8743 fc->pc_begin += ofs * fc->code_factor;
8744 break;
8745
8746 case DW_CFA_offset_extended:
8747 reg = LEB ();
8748 roffs = LEB ();
8749 if (! do_debug_frames_interp)
8750 printf (" DW_CFA_offset_extended: r%ld at cfa%+ld\n",
8751 reg, roffs * fc->data_factor);
8752 fc->col_type[reg] = DW_CFA_offset;
8753 fc->col_offset[reg] = roffs * fc->data_factor;
8754 break;
8755
8756 case DW_CFA_restore_extended:
8757 reg = LEB ();
8758 if (! do_debug_frames_interp)
8759 printf (" DW_CFA_restore_extended: r%ld\n", reg);
8760 fc->col_type[reg] = cie->col_type[reg];
8761 fc->col_offset[reg] = cie->col_offset[reg];
8762 break;
8763
8764 case DW_CFA_undefined:
8765 reg = LEB ();
8766 if (! do_debug_frames_interp)
8767 printf (" DW_CFA_undefined: r%ld\n", reg);
8768 fc->col_type[reg] = DW_CFA_undefined;
8769 fc->col_offset[reg] = 0;
8770 break;
8771
8772 case DW_CFA_same_value:
8773 reg = LEB ();
8774 if (! do_debug_frames_interp)
8775 printf (" DW_CFA_same_value: r%ld\n", reg);
8776 fc->col_type[reg] = DW_CFA_same_value;
8777 fc->col_offset[reg] = 0;
8778 break;
8779
8780 case DW_CFA_register:
8781 reg = LEB ();
8782 roffs = LEB ();
8783 if (! do_debug_frames_interp)
8784 printf (" DW_CFA_register: r%ld\n", reg);
8785 fc->col_type[reg] = DW_CFA_register;
8786 fc->col_offset[reg] = roffs;
8787 break;
8788
8789 case DW_CFA_remember_state:
8790 if (! do_debug_frames_interp)
8791 printf (" DW_CFA_remember_state\n");
8792 rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
8793 rs->ncols = fc->ncols;
8794 rs->col_type = (short int *) xmalloc (rs->ncols * sizeof (short int));
8795 rs->col_offset = (int *) xmalloc (rs->ncols * sizeof (int));
8796 memcpy (rs->col_type, fc->col_type, rs->ncols);
8797 memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int));
8798 rs->next = remembered_state;
8799 remembered_state = rs;
8800 break;
8801
8802 case DW_CFA_restore_state:
8803 if (! do_debug_frames_interp)
8804 printf (" DW_CFA_restore_state\n");
8805 rs = remembered_state;
8806 remembered_state = rs->next;
8807 frame_need_space (fc, rs->ncols-1);
8808 memcpy (fc->col_type, rs->col_type, rs->ncols);
8809 memcpy (fc->col_offset, rs->col_offset, rs->ncols * sizeof (int));
8810 free (rs->col_type);
8811 free (rs->col_offset);
8812 free (rs);
8813 break;
8814
8815 case DW_CFA_def_cfa:
8816 fc->cfa_reg = LEB ();
8817 fc->cfa_offset = LEB ();
8818 if (! do_debug_frames_interp)
8819 printf (" DW_CFA_def_cfa: r%d ofs %d\n",
8820 fc->cfa_reg, fc->cfa_offset);
8821 break;
8822
8823 case DW_CFA_def_cfa_register:
8824 fc->cfa_reg = LEB ();
8825 if (! do_debug_frames_interp)
8826 printf (" DW_CFA_def_cfa_reg: r%d\n", fc->cfa_reg);
8827 break;
8828
8829 case DW_CFA_def_cfa_offset:
8830 fc->cfa_offset = LEB ();
8831 if (! do_debug_frames_interp)
8832 printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset);
8833 break;
8834
8835 case DW_CFA_nop:
8836 if (! do_debug_frames_interp)
8837 printf (" DW_CFA_nop\n");
8838 break;
8839
8840 case DW_CFA_offset_extended_sf:
8841 reg = LEB ();
8842 l = SLEB ();
8843 frame_need_space (fc, reg);
8844 if (! do_debug_frames_interp)
8845 printf (" DW_CFA_offset_extended_sf: r%ld at cfa%+ld\n",
8846 reg, l * fc->data_factor);
8847 fc->col_type[reg] = DW_CFA_offset;
8848 fc->col_offset[reg] = l * fc->data_factor;
8849 break;
8850
8851 case DW_CFA_def_cfa_sf:
8852 fc->cfa_reg = LEB ();
8853 fc->cfa_offset = SLEB ();
8854 if (! do_debug_frames_interp)
8855 printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n",
8856 fc->cfa_reg, fc->cfa_offset);
8857 break;
8858
8859 case DW_CFA_def_cfa_offset_sf:
8860 fc->cfa_offset = SLEB ();
8861 if (! do_debug_frames_interp)
8862 printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset);
8863 break;
8864
8865 case DW_CFA_GNU_window_save:
8866 if (! do_debug_frames_interp)
8867 printf (" DW_CFA_GNU_window_save\n");
8868 break;
8869
8870 case DW_CFA_GNU_args_size:
8871 ul = LEB ();
8872 if (! do_debug_frames_interp)
8873 printf (" DW_CFA_GNU_args_size: %ld\n", ul);
8874 break;
8875
8876 case DW_CFA_GNU_negative_offset_extended:
8877 reg = LEB ();
8878 l = - LEB ();
8879 frame_need_space (fc, reg);
8880 if (! do_debug_frames_interp)
8881 printf (" DW_CFA_GNU_negative_offset_extended: r%ld at cfa%+ld\n",
8882 reg, l * fc->data_factor);
8883 fc->col_type[reg] = DW_CFA_offset;
8884 fc->col_offset[reg] = l * fc->data_factor;
8885 break;
8886
8887 /* FIXME: How do we handle these? */
8888 case DW_CFA_def_cfa_expression:
8889 fprintf (stderr, "unsupported DW_CFA_def_cfa_expression\n");
8890 start = block_end;
8891 break;
8892
8893 case DW_CFA_expression:
8894 fprintf (stderr, "unsupported DW_CFA_expression\n");
8895 start = block_end;
8896 break;
8897
8898 default:
8899 fprintf (stderr, "unsupported or unknown DW_CFA_%d\n", op);
8900 start = block_end;
8901 }
8902 }
8903
8904 if (do_debug_frames_interp)
8905 frame_display_row (fc, &need_col_headers, &max_regs);
8906
8907 start = block_end;
8908 }
8909
8910 printf ("\n");
8911
8912 return 1;
8913 }
8914
8915 #undef GET
8916 #undef LEB
8917 #undef SLEB
8918
8919 static int
8920 display_debug_not_supported (section, start, file)
8921 Elf32_Internal_Shdr * section;
8922 unsigned char * start ATTRIBUTE_UNUSED;
8923 FILE * file ATTRIBUTE_UNUSED;
8924 {
8925 printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
8926 SECTION_NAME (section));
8927
8928 return 1;
8929 }
8930
8931 /* Pre-scan the .debug_info section to record the size of address.
8932 When dumping the .debug_line, we use that size information, assuming
8933 that all compilation units have the same address size. */
8934 static int
8935 prescan_debug_info (section, start, file)
8936 Elf32_Internal_Shdr * section ATTRIBUTE_UNUSED;
8937 unsigned char * start;
8938 FILE * file ATTRIBUTE_UNUSED;
8939 {
8940 DWARF2_External_CompUnit * external;
8941
8942 external = (DWARF2_External_CompUnit *) start;
8943
8944 debug_line_pointer_size = BYTE_GET (external->cu_pointer_size);
8945 return 0;
8946 }
8947
8948 /* A structure containing the name of a debug section and a pointer
8949 to a function that can decode it. The third field is a prescan
8950 function to be run over the section before displaying any of the
8951 sections. */
8952 struct
8953 {
8954 const char * const name;
8955 int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
8956 int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
8957 }
8958 debug_displays[] =
8959 {
8960 { ".debug_abbrev", display_debug_abbrev, NULL },
8961 { ".debug_aranges", display_debug_aranges, NULL },
8962 { ".debug_frame", display_debug_frames, NULL },
8963 { ".debug_info", display_debug_info, prescan_debug_info },
8964 { ".debug_line", display_debug_lines, NULL },
8965 { ".debug_pubnames", display_debug_pubnames, NULL },
8966 { ".eh_frame", display_debug_frames, NULL },
8967 { ".debug_macinfo", display_debug_macinfo, NULL },
8968 { ".debug_str", display_debug_str, NULL },
8969 { ".debug_loc", display_debug_loc, NULL },
8970 { ".debug_pubtypes", display_debug_not_supported, NULL },
8971 { ".debug_ranges", display_debug_not_supported, NULL },
8972 { ".debug_static_func", display_debug_not_supported, NULL },
8973 { ".debug_static_vars", display_debug_not_supported, NULL },
8974 { ".debug_types", display_debug_not_supported, NULL },
8975 { ".debug_weaknames", display_debug_not_supported, NULL }
8976 };
8977
8978 static int
8979 display_debug_section (section, file)
8980 Elf32_Internal_Shdr * section;
8981 FILE * file;
8982 {
8983 char * name = SECTION_NAME (section);
8984 bfd_size_type length;
8985 unsigned char * start;
8986 int i;
8987
8988 length = section->sh_size;
8989 if (length == 0)
8990 {
8991 printf (_("\nSection '%s' has no debugging data.\n"), name);
8992 return 0;
8993 }
8994
8995 start = (unsigned char *) get_data (NULL, file, section->sh_offset, length,
8996 _("debug section data"));
8997 if (!start)
8998 return 0;
8999
9000 /* See if we know how to display the contents of this section. */
9001 if (strncmp (name, ".gnu.linkonce.wi.", 17) == 0)
9002 name = ".debug_info";
9003
9004 for (i = NUM_ELEM (debug_displays); i--;)
9005 if (strcmp (debug_displays[i].name, name) == 0)
9006 {
9007 debug_displays[i].display (section, start, file);
9008 break;
9009 }
9010
9011 if (i == -1)
9012 printf (_("Unrecognized debug section: %s\n"), name);
9013
9014 free (start);
9015
9016 /* If we loaded in the abbrev section at some point,
9017 we must release it here. */
9018 free_abbrevs ();
9019
9020 return 1;
9021 }
9022
9023 static int
9024 process_section_contents (file)
9025 FILE * file;
9026 {
9027 Elf32_Internal_Shdr * section;
9028 unsigned int i;
9029
9030 if (! do_dump)
9031 return 1;
9032
9033 /* Pre-scan the debug sections to find some debug information not
9034 present in some of them. For the .debug_line, we must find out the
9035 size of address (specified in .debug_info and .debug_aranges). */
9036 for (i = 0, section = section_headers;
9037 i < elf_header.e_shnum && i < num_dump_sects;
9038 i ++, section ++)
9039 {
9040 char * name = SECTION_NAME (section);
9041 int j;
9042
9043 if (section->sh_size == 0)
9044 continue;
9045
9046 /* See if there is some pre-scan operation for this section. */
9047 for (j = NUM_ELEM (debug_displays); j--;)
9048 if (strcmp (debug_displays[j].name, name) == 0)
9049 {
9050 if (debug_displays[j].prescan != NULL)
9051 {
9052 bfd_size_type length;
9053 unsigned char * start;
9054
9055 length = section->sh_size;
9056 start = ((unsigned char *)
9057 get_data (NULL, file, section->sh_offset, length,
9058 _("debug section data")));
9059 if (!start)
9060 return 0;
9061
9062 debug_displays[j].prescan (section, start, file);
9063 free (start);
9064 }
9065
9066 break;
9067 }
9068 }
9069
9070 for (i = 0, section = section_headers;
9071 i < elf_header.e_shnum && i < num_dump_sects;
9072 i ++, section ++)
9073 {
9074 #ifdef SUPPORT_DISASSEMBLY
9075 if (dump_sects[i] & DISASS_DUMP)
9076 disassemble_section (section, file);
9077 #endif
9078 if (dump_sects[i] & HEX_DUMP)
9079 dump_section (section, file);
9080
9081 if (dump_sects[i] & DEBUG_DUMP)
9082 display_debug_section (section, file);
9083 }
9084
9085 if (i < num_dump_sects)
9086 warn (_("Some sections were not dumped because they do not exist!\n"));
9087
9088 return 1;
9089 }
9090
9091 static void
9092 process_mips_fpe_exception (mask)
9093 int mask;
9094 {
9095 if (mask)
9096 {
9097 int first = 1;
9098 if (mask & OEX_FPU_INEX)
9099 fputs ("INEX", stdout), first = 0;
9100 if (mask & OEX_FPU_UFLO)
9101 printf ("%sUFLO", first ? "" : "|"), first = 0;
9102 if (mask & OEX_FPU_OFLO)
9103 printf ("%sOFLO", first ? "" : "|"), first = 0;
9104 if (mask & OEX_FPU_DIV0)
9105 printf ("%sDIV0", first ? "" : "|"), first = 0;
9106 if (mask & OEX_FPU_INVAL)
9107 printf ("%sINVAL", first ? "" : "|");
9108 }
9109 else
9110 fputs ("0", stdout);
9111 }
9112
9113 static int
9114 process_mips_specific (file)
9115 FILE * file;
9116 {
9117 Elf_Internal_Dyn * entry;
9118 size_t liblist_offset = 0;
9119 size_t liblistno = 0;
9120 size_t conflictsno = 0;
9121 size_t options_offset = 0;
9122 size_t conflicts_offset = 0;
9123
9124 /* We have a lot of special sections. Thanks SGI! */
9125 if (dynamic_segment == NULL)
9126 /* No information available. */
9127 return 0;
9128
9129 for (entry = dynamic_segment; entry->d_tag != DT_NULL; ++entry)
9130 switch (entry->d_tag)
9131 {
9132 case DT_MIPS_LIBLIST:
9133 liblist_offset = entry->d_un.d_val - loadaddr;
9134 break;
9135 case DT_MIPS_LIBLISTNO:
9136 liblistno = entry->d_un.d_val;
9137 break;
9138 case DT_MIPS_OPTIONS:
9139 options_offset = entry->d_un.d_val - loadaddr;
9140 break;
9141 case DT_MIPS_CONFLICT:
9142 conflicts_offset = entry->d_un.d_val - loadaddr;
9143 break;
9144 case DT_MIPS_CONFLICTNO:
9145 conflictsno = entry->d_un.d_val;
9146 break;
9147 default:
9148 break;
9149 }
9150
9151 if (liblist_offset != 0 && liblistno != 0 && do_dynamic)
9152 {
9153 Elf32_External_Lib * elib;
9154 size_t cnt;
9155
9156 elib = ((Elf32_External_Lib *)
9157 get_data (NULL, file, liblist_offset,
9158 liblistno * sizeof (Elf32_External_Lib),
9159 _("liblist")));
9160 if (elib)
9161 {
9162 printf ("\nSection '.liblist' contains %lu entries:\n",
9163 (unsigned long) liblistno);
9164 fputs (" Library Time Stamp Checksum Version Flags\n",
9165 stdout);
9166
9167 for (cnt = 0; cnt < liblistno; ++cnt)
9168 {
9169 Elf32_Lib liblist;
9170 time_t time;
9171 char timebuf[20];
9172 struct tm * tmp;
9173
9174 liblist.l_name = BYTE_GET (elib[cnt].l_name);
9175 time = BYTE_GET (elib[cnt].l_time_stamp);
9176 liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
9177 liblist.l_version = BYTE_GET (elib[cnt].l_version);
9178 liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
9179
9180 tmp = gmtime (&time);
9181 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
9182 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
9183 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
9184
9185 printf ("%3lu: ", (unsigned long) cnt);
9186 print_symbol (20, dynamic_strings + liblist.l_name);
9187 printf (" %s %#10lx %-7ld", timebuf, liblist.l_checksum,
9188 liblist.l_version);
9189
9190 if (liblist.l_flags == 0)
9191 puts (" NONE");
9192 else
9193 {
9194 static const struct
9195 {
9196 const char * name;
9197 int bit;
9198 }
9199 l_flags_vals[] =
9200 {
9201 { " EXACT_MATCH", LL_EXACT_MATCH },
9202 { " IGNORE_INT_VER", LL_IGNORE_INT_VER },
9203 { " REQUIRE_MINOR", LL_REQUIRE_MINOR },
9204 { " EXPORTS", LL_EXPORTS },
9205 { " DELAY_LOAD", LL_DELAY_LOAD },
9206 { " DELTA", LL_DELTA }
9207 };
9208 int flags = liblist.l_flags;
9209 size_t fcnt;
9210
9211 for (fcnt = 0;
9212 fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
9213 ++fcnt)
9214 if ((flags & l_flags_vals[fcnt].bit) != 0)
9215 {
9216 fputs (l_flags_vals[fcnt].name, stdout);
9217 flags ^= l_flags_vals[fcnt].bit;
9218 }
9219 if (flags != 0)
9220 printf (" %#x", (unsigned int) flags);
9221
9222 puts ("");
9223 }
9224 }
9225
9226 free (elib);
9227 }
9228 }
9229
9230 if (options_offset != 0)
9231 {
9232 Elf_External_Options * eopt;
9233 Elf_Internal_Shdr * sect = section_headers;
9234 Elf_Internal_Options * iopt;
9235 Elf_Internal_Options * option;
9236 size_t offset;
9237 int cnt;
9238
9239 /* Find the section header so that we get the size. */
9240 while (sect->sh_type != SHT_MIPS_OPTIONS)
9241 ++ sect;
9242
9243 eopt = (Elf_External_Options *) get_data (NULL, file, options_offset,
9244 sect->sh_size, _("options"));
9245 if (eopt)
9246 {
9247 iopt = ((Elf_Internal_Options *)
9248 malloc ((sect->sh_size / sizeof (eopt)) * sizeof (* iopt)));
9249 if (iopt == NULL)
9250 {
9251 error (_("Out of memory"));
9252 return 0;
9253 }
9254
9255 offset = cnt = 0;
9256 option = iopt;
9257
9258 while (offset < sect->sh_size)
9259 {
9260 Elf_External_Options * eoption;
9261
9262 eoption = (Elf_External_Options *) ((char *) eopt + offset);
9263
9264 option->kind = BYTE_GET (eoption->kind);
9265 option->size = BYTE_GET (eoption->size);
9266 option->section = BYTE_GET (eoption->section);
9267 option->info = BYTE_GET (eoption->info);
9268
9269 offset += option->size;
9270
9271 ++option;
9272 ++cnt;
9273 }
9274
9275 printf (_("\nSection '%s' contains %d entries:\n"),
9276 SECTION_NAME (sect), cnt);
9277
9278 option = iopt;
9279
9280 while (cnt-- > 0)
9281 {
9282 size_t len;
9283
9284 switch (option->kind)
9285 {
9286 case ODK_NULL:
9287 /* This shouldn't happen. */
9288 printf (" NULL %d %lx", option->section, option->info);
9289 break;
9290 case ODK_REGINFO:
9291 printf (" REGINFO ");
9292 if (elf_header.e_machine == EM_MIPS)
9293 {
9294 /* 32bit form. */
9295 Elf32_External_RegInfo * ereg;
9296 Elf32_RegInfo reginfo;
9297
9298 ereg = (Elf32_External_RegInfo *) (option + 1);
9299 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
9300 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
9301 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
9302 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
9303 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
9304 reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
9305
9306 printf ("GPR %08lx GP 0x%lx\n",
9307 reginfo.ri_gprmask,
9308 (unsigned long) reginfo.ri_gp_value);
9309 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
9310 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
9311 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
9312 }
9313 else
9314 {
9315 /* 64 bit form. */
9316 Elf64_External_RegInfo * ereg;
9317 Elf64_Internal_RegInfo reginfo;
9318
9319 ereg = (Elf64_External_RegInfo *) (option + 1);
9320 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
9321 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
9322 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
9323 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
9324 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
9325 reginfo.ri_gp_value = BYTE_GET8 (ereg->ri_gp_value);
9326
9327 printf ("GPR %08lx GP 0x",
9328 reginfo.ri_gprmask);
9329 printf_vma (reginfo.ri_gp_value);
9330 printf ("\n");
9331
9332 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
9333 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
9334 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
9335 }
9336 ++option;
9337 continue;
9338 case ODK_EXCEPTIONS:
9339 fputs (" EXCEPTIONS fpe_min(", stdout);
9340 process_mips_fpe_exception (option->info & OEX_FPU_MIN);
9341 fputs (") fpe_max(", stdout);
9342 process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8);
9343 fputs (")", stdout);
9344
9345 if (option->info & OEX_PAGE0)
9346 fputs (" PAGE0", stdout);
9347 if (option->info & OEX_SMM)
9348 fputs (" SMM", stdout);
9349 if (option->info & OEX_FPDBUG)
9350 fputs (" FPDBUG", stdout);
9351 if (option->info & OEX_DISMISS)
9352 fputs (" DISMISS", stdout);
9353 break;
9354 case ODK_PAD:
9355 fputs (" PAD ", stdout);
9356 if (option->info & OPAD_PREFIX)
9357 fputs (" PREFIX", stdout);
9358 if (option->info & OPAD_POSTFIX)
9359 fputs (" POSTFIX", stdout);
9360 if (option->info & OPAD_SYMBOL)
9361 fputs (" SYMBOL", stdout);
9362 break;
9363 case ODK_HWPATCH:
9364 fputs (" HWPATCH ", stdout);
9365 if (option->info & OHW_R4KEOP)
9366 fputs (" R4KEOP", stdout);
9367 if (option->info & OHW_R8KPFETCH)
9368 fputs (" R8KPFETCH", stdout);
9369 if (option->info & OHW_R5KEOP)
9370 fputs (" R5KEOP", stdout);
9371 if (option->info & OHW_R5KCVTL)
9372 fputs (" R5KCVTL", stdout);
9373 break;
9374 case ODK_FILL:
9375 fputs (" FILL ", stdout);
9376 /* XXX Print content of info word? */
9377 break;
9378 case ODK_TAGS:
9379 fputs (" TAGS ", stdout);
9380 /* XXX Print content of info word? */
9381 break;
9382 case ODK_HWAND:
9383 fputs (" HWAND ", stdout);
9384 if (option->info & OHWA0_R4KEOP_CHECKED)
9385 fputs (" R4KEOP_CHECKED", stdout);
9386 if (option->info & OHWA0_R4KEOP_CLEAN)
9387 fputs (" R4KEOP_CLEAN", stdout);
9388 break;
9389 case ODK_HWOR:
9390 fputs (" HWOR ", stdout);
9391 if (option->info & OHWA0_R4KEOP_CHECKED)
9392 fputs (" R4KEOP_CHECKED", stdout);
9393 if (option->info & OHWA0_R4KEOP_CLEAN)
9394 fputs (" R4KEOP_CLEAN", stdout);
9395 break;
9396 case ODK_GP_GROUP:
9397 printf (" GP_GROUP %#06lx self-contained %#06lx",
9398 option->info & OGP_GROUP,
9399 (option->info & OGP_SELF) >> 16);
9400 break;
9401 case ODK_IDENT:
9402 printf (" IDENT %#06lx self-contained %#06lx",
9403 option->info & OGP_GROUP,
9404 (option->info & OGP_SELF) >> 16);
9405 break;
9406 default:
9407 /* This shouldn't happen. */
9408 printf (" %3d ??? %d %lx",
9409 option->kind, option->section, option->info);
9410 break;
9411 }
9412
9413 len = sizeof (* eopt);
9414 while (len < option->size)
9415 if (((char *) option)[len] >= ' '
9416 && ((char *) option)[len] < 0x7f)
9417 printf ("%c", ((char *) option)[len++]);
9418 else
9419 printf ("\\%03o", ((char *) option)[len++]);
9420
9421 fputs ("\n", stdout);
9422 ++option;
9423 }
9424
9425 free (eopt);
9426 }
9427 }
9428
9429 if (conflicts_offset != 0 && conflictsno != 0)
9430 {
9431 Elf32_Conflict * iconf;
9432 size_t cnt;
9433
9434 if (dynamic_symbols == NULL)
9435 {
9436 error (_("conflict list found without a dynamic symbol table"));
9437 return 0;
9438 }
9439
9440 iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (* iconf));
9441 if (iconf == NULL)
9442 {
9443 error (_("Out of memory"));
9444 return 0;
9445 }
9446
9447 if (is_32bit_elf)
9448 {
9449 Elf32_External_Conflict * econf32;
9450
9451 econf32 = ((Elf32_External_Conflict *)
9452 get_data (NULL, file, conflicts_offset,
9453 conflictsno * sizeof (* econf32),
9454 _("conflict")));
9455 if (!econf32)
9456 return 0;
9457
9458 for (cnt = 0; cnt < conflictsno; ++cnt)
9459 iconf[cnt] = BYTE_GET (econf32[cnt]);
9460
9461 free (econf32);
9462 }
9463 else
9464 {
9465 Elf64_External_Conflict * econf64;
9466
9467 econf64 = ((Elf64_External_Conflict *)
9468 get_data (NULL, file, conflicts_offset,
9469 conflictsno * sizeof (* econf64),
9470 _("conflict")));
9471 if (!econf64)
9472 return 0;
9473
9474 for (cnt = 0; cnt < conflictsno; ++cnt)
9475 iconf[cnt] = BYTE_GET (econf64[cnt]);
9476
9477 free (econf64);
9478 }
9479
9480 printf (_("\nSection '.conflict' contains %ld entries:\n"),
9481 (long) conflictsno);
9482 puts (_(" Num: Index Value Name"));
9483
9484 for (cnt = 0; cnt < conflictsno; ++cnt)
9485 {
9486 Elf_Internal_Sym * psym = & dynamic_symbols [iconf [cnt]];
9487
9488 printf ("%5lu: %8lu ", (unsigned long) cnt, iconf [cnt]);
9489 print_vma (psym->st_value, FULL_HEX);
9490 putchar (' ');
9491 print_symbol (25, dynamic_strings + psym->st_name);
9492 putchar ('\n');
9493 }
9494
9495 free (iconf);
9496 }
9497
9498 return 1;
9499 }
9500
9501 static int
9502 process_gnu_liblist (file)
9503 FILE * file;
9504 {
9505 Elf_Internal_Shdr * section, * string_sec;
9506 Elf32_External_Lib * elib;
9507 char * strtab;
9508 size_t cnt;
9509 unsigned i;
9510
9511 if (! do_arch)
9512 return 0;
9513
9514 for (i = 0, section = section_headers;
9515 i < elf_header.e_shnum;
9516 i++, section ++)
9517 {
9518 switch (section->sh_type)
9519 {
9520 case SHT_GNU_LIBLIST:
9521 elib = ((Elf32_External_Lib *)
9522 get_data (NULL, file, section->sh_offset, section->sh_size,
9523 _("liblist")));
9524
9525 if (elib == NULL)
9526 break;
9527 string_sec = SECTION_HEADER (section->sh_link);
9528
9529 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
9530 string_sec->sh_size,
9531 _("liblist string table"));
9532
9533 if (strtab == NULL
9534 || section->sh_entsize != sizeof (Elf32_External_Lib))
9535 {
9536 free (elib);
9537 break;
9538 }
9539
9540 printf (_("\nLibrary list section '%s' contains %lu entries:\n"),
9541 SECTION_NAME (section),
9542 (long) (section->sh_size / sizeof (Elf32_External_Lib)));
9543
9544 puts (" Library Time Stamp Checksum Version Flags");
9545
9546 for (cnt = 0; cnt < section->sh_size / sizeof (Elf32_External_Lib);
9547 ++cnt)
9548 {
9549 Elf32_Lib liblist;
9550 time_t time;
9551 char timebuf[20];
9552 struct tm * tmp;
9553
9554 liblist.l_name = BYTE_GET (elib[cnt].l_name);
9555 time = BYTE_GET (elib[cnt].l_time_stamp);
9556 liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
9557 liblist.l_version = BYTE_GET (elib[cnt].l_version);
9558 liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
9559
9560 tmp = gmtime (&time);
9561 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
9562 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
9563 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
9564
9565 printf ("%3lu: ", (unsigned long) cnt);
9566 if (do_wide)
9567 printf ("%-20s", strtab + liblist.l_name);
9568 else
9569 printf ("%-20.20s", strtab + liblist.l_name);
9570 printf (" %s %#010lx %-7ld %-7ld\n", timebuf, liblist.l_checksum,
9571 liblist.l_version, liblist.l_flags);
9572 }
9573
9574 free (elib);
9575 }
9576 }
9577
9578 return 1;
9579 }
9580
9581 static const char *
9582 get_note_type (e_type)
9583 unsigned e_type;
9584 {
9585 static char buff[64];
9586
9587 switch (e_type)
9588 {
9589 case NT_PRSTATUS: return _("NT_PRSTATUS (prstatus structure)");
9590 case NT_FPREGSET: return _("NT_FPREGSET (floating point registers)");
9591 case NT_PRPSINFO: return _("NT_PRPSINFO (prpsinfo structure)");
9592 case NT_TASKSTRUCT: return _("NT_TASKSTRUCT (task structure)");
9593 case NT_PRXFPREG: return _("NT_PRXFPREG (user_xfpregs structure)");
9594 case NT_PSTATUS: return _("NT_PSTATUS (pstatus structure)");
9595 case NT_FPREGS: return _("NT_FPREGS (floating point registers)");
9596 case NT_PSINFO: return _("NT_PSINFO (psinfo structure)");
9597 case NT_LWPSTATUS: return _("NT_LWPSTATUS (lwpstatus_t structure)");
9598 case NT_LWPSINFO: return _("NT_LWPSINFO (lwpsinfo_t structure)");
9599 case NT_WIN32PSTATUS: return _("NT_WIN32PSTATUS (win32_pstatus structure)");
9600 default:
9601 sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
9602 return buff;
9603 }
9604 }
9605
9606 static const char *
9607 get_netbsd_elfcore_note_type (e_type)
9608 unsigned e_type;
9609 {
9610 static char buff[64];
9611
9612 if (e_type == NT_NETBSDCORE_PROCINFO)
9613 {
9614 /* NetBSD core "procinfo" structure. */
9615 return _("NetBSD procinfo structure");
9616 }
9617
9618 /* As of Jan 2002 there are no other machine-independent notes
9619 defined for NetBSD core files. If the note type is less
9620 than the start of the machine-dependent note types, we don't
9621 understand it. */
9622
9623 if (e_type < NT_NETBSDCORE_FIRSTMACH)
9624 {
9625 sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
9626 return buff;
9627 }
9628
9629 switch (elf_header.e_machine)
9630 {
9631 /* On the Alpha, SPARC (32-bit and 64-bit), PT_GETREGS == mach+0
9632 and PT_GETFPREGS == mach+2. */
9633
9634 case EM_OLD_ALPHA:
9635 case EM_ALPHA:
9636 case EM_SPARC:
9637 case EM_SPARC32PLUS:
9638 case EM_SPARCV9:
9639 switch (e_type)
9640 {
9641 case NT_NETBSDCORE_FIRSTMACH+0:
9642 return _("PT_GETREGS (reg structure)");
9643 case NT_NETBSDCORE_FIRSTMACH+2:
9644 return _("PT_GETFPREGS (fpreg structure)");
9645 default:
9646 break;
9647 }
9648 break;
9649
9650 /* On all other arch's, PT_GETREGS == mach+1 and
9651 PT_GETFPREGS == mach+3. */
9652 default:
9653 switch (e_type)
9654 {
9655 case NT_NETBSDCORE_FIRSTMACH+1:
9656 return _("PT_GETREGS (reg structure)");
9657 case NT_NETBSDCORE_FIRSTMACH+3:
9658 return _("PT_GETFPREGS (fpreg structure)");
9659 default:
9660 break;
9661 }
9662 }
9663
9664 sprintf (buff, _("PT_FIRSTMACH+%d"), e_type - NT_NETBSDCORE_FIRSTMACH);
9665 return buff;
9666 }
9667
9668 /* Note that by the ELF standard, the name field is already null byte
9669 terminated, and namesz includes the terminating null byte.
9670 I.E. the value of namesz for the name "FSF" is 4.
9671
9672 If the value of namesz is zero, there is no name present. */
9673 static int
9674 process_note (pnote)
9675 Elf32_Internal_Note * pnote;
9676 {
9677 const char *nt;
9678
9679 if (pnote->namesz == 0)
9680 {
9681 /* If there is no note name, then use the default set of
9682 note type strings. */
9683 nt = get_note_type (pnote->type);
9684 }
9685 else if (strncmp (pnote->namedata, "NetBSD-CORE", 11) == 0)
9686 {
9687 /* NetBSD-specific core file notes. */
9688 nt = get_netbsd_elfcore_note_type (pnote->type);
9689 }
9690 else
9691 {
9692 /* Don't recognize this note name; just use the default set of
9693 note type strings. */
9694 nt = get_note_type (pnote->type);
9695 }
9696
9697 printf (" %s\t\t0x%08lx\t%s\n",
9698 pnote->namesz ? pnote->namedata : "(NONE)",
9699 pnote->descsz, nt);
9700 return 1;
9701 }
9702
9703
9704 static int
9705 process_corefile_note_segment (file, offset, length)
9706 FILE * file;
9707 bfd_vma offset;
9708 bfd_vma length;
9709 {
9710 Elf_External_Note * pnotes;
9711 Elf_External_Note * external;
9712 int res = 1;
9713
9714 if (length <= 0)
9715 return 0;
9716
9717 pnotes = (Elf_External_Note *) get_data (NULL, file, offset, length,
9718 _("notes"));
9719 if (!pnotes)
9720 return 0;
9721
9722 external = pnotes;
9723
9724 printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"),
9725 (unsigned long) offset, (unsigned long) length);
9726 printf (_(" Owner\t\tData size\tDescription\n"));
9727
9728 while (external < (Elf_External_Note *)((char *) pnotes + length))
9729 {
9730 Elf_External_Note * next;
9731 Elf32_Internal_Note inote;
9732 char * temp = NULL;
9733
9734 inote.type = BYTE_GET (external->type);
9735 inote.namesz = BYTE_GET (external->namesz);
9736 inote.namedata = external->name;
9737 inote.descsz = BYTE_GET (external->descsz);
9738 inote.descdata = inote.namedata + align_power (inote.namesz, 2);
9739 inote.descpos = offset + (inote.descdata - (char *) pnotes);
9740
9741 next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
9742
9743 if (((char *) next) > (((char *) pnotes) + length))
9744 {
9745 warn (_("corrupt note found at offset %x into core notes\n"),
9746 ((char *) external) - ((char *) pnotes));
9747 warn (_(" type: %x, namesize: %08lx, descsize: %08lx\n"),
9748 inote.type, inote.namesz, inote.descsz);
9749 break;
9750 }
9751
9752 external = next;
9753
9754 /* Verify that name is null terminated. It appears that at least
9755 one version of Linux (RedHat 6.0) generates corefiles that don't
9756 comply with the ELF spec by failing to include the null byte in
9757 namesz. */
9758 if (inote.namedata[inote.namesz] != '\0')
9759 {
9760 temp = malloc (inote.namesz + 1);
9761
9762 if (temp == NULL)
9763 {
9764 error (_("Out of memory\n"));
9765 res = 0;
9766 break;
9767 }
9768
9769 strncpy (temp, inote.namedata, inote.namesz);
9770 temp[inote.namesz] = 0;
9771
9772 /* warn (_("'%s' NOTE name not properly null terminated\n"), temp); */
9773 inote.namedata = temp;
9774 }
9775
9776 res &= process_note (& inote);
9777
9778 if (temp != NULL)
9779 {
9780 free (temp);
9781 temp = NULL;
9782 }
9783 }
9784
9785 free (pnotes);
9786
9787 return res;
9788 }
9789
9790 static int
9791 process_corefile_note_segments (file)
9792 FILE * file;
9793 {
9794 Elf_Internal_Phdr * program_headers;
9795 Elf_Internal_Phdr * segment;
9796 unsigned int i;
9797 int res = 1;
9798
9799 program_headers = (Elf_Internal_Phdr *) malloc
9800 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
9801
9802 if (program_headers == NULL)
9803 {
9804 error (_("Out of memory\n"));
9805 return 0;
9806 }
9807
9808 if (is_32bit_elf)
9809 i = get_32bit_program_headers (file, program_headers);
9810 else
9811 i = get_64bit_program_headers (file, program_headers);
9812
9813 if (i == 0)
9814 {
9815 free (program_headers);
9816 return 0;
9817 }
9818
9819 for (i = 0, segment = program_headers;
9820 i < elf_header.e_phnum;
9821 i ++, segment ++)
9822 {
9823 if (segment->p_type == PT_NOTE)
9824 res &= process_corefile_note_segment (file,
9825 (bfd_vma) segment->p_offset,
9826 (bfd_vma) segment->p_filesz);
9827 }
9828
9829 free (program_headers);
9830
9831 return res;
9832 }
9833
9834 static int
9835 process_corefile_contents (file)
9836 FILE * file;
9837 {
9838 /* If we have not been asked to display the notes then do nothing. */
9839 if (! do_notes)
9840 return 1;
9841
9842 /* If file is not a core file then exit. */
9843 if (elf_header.e_type != ET_CORE)
9844 return 1;
9845
9846 /* No program headers means no NOTE segment. */
9847 if (elf_header.e_phnum == 0)
9848 {
9849 printf (_("No note segments present in the core file.\n"));
9850 return 1;
9851 }
9852
9853 return process_corefile_note_segments (file);
9854 }
9855
9856 static int
9857 process_arch_specific (file)
9858 FILE * file;
9859 {
9860 if (! do_arch)
9861 return 1;
9862
9863 switch (elf_header.e_machine)
9864 {
9865 case EM_MIPS:
9866 case EM_MIPS_RS3_LE:
9867 return process_mips_specific (file);
9868 break;
9869 default:
9870 break;
9871 }
9872 return 1;
9873 }
9874
9875 static int
9876 get_file_header (file)
9877 FILE * file;
9878 {
9879 /* Read in the identity array. */
9880 if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1)
9881 return 0;
9882
9883 /* Determine how to read the rest of the header. */
9884 switch (elf_header.e_ident [EI_DATA])
9885 {
9886 default: /* fall through */
9887 case ELFDATANONE: /* fall through */
9888 case ELFDATA2LSB: byte_get = byte_get_little_endian; break;
9889 case ELFDATA2MSB: byte_get = byte_get_big_endian; break;
9890 }
9891
9892 /* For now we only support 32 bit and 64 bit ELF files. */
9893 is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64);
9894
9895 /* Read in the rest of the header. */
9896 if (is_32bit_elf)
9897 {
9898 Elf32_External_Ehdr ehdr32;
9899
9900 if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1)
9901 return 0;
9902
9903 elf_header.e_type = BYTE_GET (ehdr32.e_type);
9904 elf_header.e_machine = BYTE_GET (ehdr32.e_machine);
9905 elf_header.e_version = BYTE_GET (ehdr32.e_version);
9906 elf_header.e_entry = BYTE_GET (ehdr32.e_entry);
9907 elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff);
9908 elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff);
9909 elf_header.e_flags = BYTE_GET (ehdr32.e_flags);
9910 elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize);
9911 elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize);
9912 elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum);
9913 elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize);
9914 elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum);
9915 elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx);
9916 }
9917 else
9918 {
9919 Elf64_External_Ehdr ehdr64;
9920
9921 /* If we have been compiled with sizeof (bfd_vma) == 4, then
9922 we will not be able to cope with the 64bit data found in
9923 64 ELF files. Detect this now and abort before we start
9924 overwritting things. */
9925 if (sizeof (bfd_vma) < 8)
9926 {
9927 error (_("This instance of readelf has been built without support for a\n\
9928 64 bit data type and so it cannot read 64 bit ELF files.\n"));
9929 return 0;
9930 }
9931
9932 if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1)
9933 return 0;
9934
9935 elf_header.e_type = BYTE_GET (ehdr64.e_type);
9936 elf_header.e_machine = BYTE_GET (ehdr64.e_machine);
9937 elf_header.e_version = BYTE_GET (ehdr64.e_version);
9938 elf_header.e_entry = BYTE_GET8 (ehdr64.e_entry);
9939 elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff);
9940 elf_header.e_shoff = BYTE_GET8 (ehdr64.e_shoff);
9941 elf_header.e_flags = BYTE_GET (ehdr64.e_flags);
9942 elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize);
9943 elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize);
9944 elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum);
9945 elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize);
9946 elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum);
9947 elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx);
9948 }
9949
9950 if (elf_header.e_shoff)
9951 {
9952 /* There may be some extensions in the first section header. Don't
9953 bomb if we can't read it. */
9954 if (is_32bit_elf)
9955 get_32bit_section_headers (file, 1);
9956 else
9957 get_64bit_section_headers (file, 1);
9958 }
9959
9960 return 1;
9961 }
9962
9963 static int
9964 process_file (file_name)
9965 char * file_name;
9966 {
9967 FILE * file;
9968 struct stat statbuf;
9969 unsigned int i;
9970
9971 if (stat (file_name, & statbuf) < 0)
9972 {
9973 error (_("Cannot stat input file %s.\n"), file_name);
9974 return 1;
9975 }
9976
9977 file = fopen (file_name, "rb");
9978 if (file == NULL)
9979 {
9980 error (_("Input file %s not found.\n"), file_name);
9981 return 1;
9982 }
9983
9984 if (! get_file_header (file))
9985 {
9986 error (_("%s: Failed to read file header\n"), file_name);
9987 fclose (file);
9988 return 1;
9989 }
9990
9991 /* Initialise per file variables. */
9992 for (i = NUM_ELEM (version_info); i--;)
9993 version_info[i] = 0;
9994
9995 for (i = NUM_ELEM (dynamic_info); i--;)
9996 dynamic_info[i] = 0;
9997
9998 /* Process the file. */
9999 if (show_name)
10000 printf (_("\nFile: %s\n"), file_name);
10001
10002 if (! process_file_header ())
10003 {
10004 fclose (file);
10005 return 1;
10006 }
10007
10008 process_section_headers (file);
10009
10010 process_program_headers (file);
10011
10012 process_dynamic_segment (file);
10013
10014 process_relocs (file);
10015
10016 process_unwind (file);
10017
10018 process_symbol_table (file);
10019
10020 process_syminfo (file);
10021
10022 process_version_sections (file);
10023
10024 process_section_contents (file);
10025
10026 process_corefile_contents (file);
10027
10028 process_gnu_liblist (file);
10029
10030 process_arch_specific (file);
10031
10032 fclose (file);
10033
10034 if (section_headers)
10035 {
10036 free (section_headers);
10037 section_headers = NULL;
10038 }
10039
10040 if (string_table)
10041 {
10042 free (string_table);
10043 string_table = NULL;
10044 string_table_length = 0;
10045 }
10046
10047 if (dynamic_strings)
10048 {
10049 free (dynamic_strings);
10050 dynamic_strings = NULL;
10051 }
10052
10053 if (dynamic_symbols)
10054 {
10055 free (dynamic_symbols);
10056 dynamic_symbols = NULL;
10057 num_dynamic_syms = 0;
10058 }
10059
10060 if (dynamic_syminfo)
10061 {
10062 free (dynamic_syminfo);
10063 dynamic_syminfo = NULL;
10064 }
10065
10066 return 0;
10067 }
10068
10069 #ifdef SUPPORT_DISASSEMBLY
10070 /* Needed by the i386 disassembler. For extra credit, someone could
10071 fix this so that we insert symbolic addresses here, esp for GOT/PLT
10072 symbols. */
10073
10074 void
10075 print_address (unsigned int addr, FILE * outfile)
10076 {
10077 fprintf (outfile,"0x%8.8x", addr);
10078 }
10079
10080 /* Needed by the i386 disassembler. */
10081 void
10082 db_task_printsym (unsigned int addr)
10083 {
10084 print_address (addr, stderr);
10085 }
10086 #endif
10087
10088 int main PARAMS ((int, char **));
10089
10090 int
10091 main (argc, argv)
10092 int argc;
10093 char ** argv;
10094 {
10095 int err;
10096
10097 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
10098 setlocale (LC_MESSAGES, "");
10099 #endif
10100 #if defined (HAVE_SETLOCALE)
10101 setlocale (LC_CTYPE, "");
10102 #endif
10103 bindtextdomain (PACKAGE, LOCALEDIR);
10104 textdomain (PACKAGE);
10105
10106 parse_args (argc, argv);
10107
10108 if (optind < (argc - 1))
10109 show_name = 1;
10110
10111 err = 0;
10112 while (optind < argc)
10113 err |= process_file (argv [optind ++]);
10114
10115 if (dump_sects != NULL)
10116 free (dump_sects);
10117
10118 return err;
10119 }
GDB Binutils - Deliverables
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