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Put a newline after display an unknown dynamic type.
[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_V850EA_ARCH:
1781 strcat (buf, ", v850ea");
1782 break;
1783 case E_V850_ARCH:
1784 strcat (buf, ", v850");
1785 break;
1786 default:
1787 strcat (buf, ", unknown v850 architecture variant");
1788 break;
1789 }
1790 break;
1791
1792 case EM_M32R:
1793 case EM_CYGNUS_M32R:
1794 if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
1795 strcat (buf, ", m32r");
1796
1797 break;
1798
1799 case EM_MIPS:
1800 case EM_MIPS_RS3_LE:
1801 if (e_flags & EF_MIPS_NOREORDER)
1802 strcat (buf, ", noreorder");
1803
1804 if (e_flags & EF_MIPS_PIC)
1805 strcat (buf, ", pic");
1806
1807 if (e_flags & EF_MIPS_CPIC)
1808 strcat (buf, ", cpic");
1809
1810 if (e_flags & EF_MIPS_UCODE)
1811 strcat (buf, ", ugen_reserved");
1812
1813 if (e_flags & EF_MIPS_ABI2)
1814 strcat (buf, ", abi2");
1815
1816 if (e_flags & EF_MIPS_OPTIONS_FIRST)
1817 strcat (buf, ", odk first");
1818
1819 if (e_flags & EF_MIPS_32BITMODE)
1820 strcat (buf, ", 32bitmode");
1821
1822 switch ((e_flags & EF_MIPS_MACH))
1823 {
1824 case E_MIPS_MACH_3900: strcat (buf, ", 3900"); break;
1825 case E_MIPS_MACH_4010: strcat (buf, ", 4010"); break;
1826 case E_MIPS_MACH_4100: strcat (buf, ", 4100"); break;
1827 case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break;
1828 case E_MIPS_MACH_4111: strcat (buf, ", 4111"); break;
1829 case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break;
1830 case 0:
1831 /* We simply ignore the field in this case to avoid confusion:
1832 MIPS ELF does not specify EF_MIPS_MACH, it is a GNU
1833 extension. */
1834 break;
1835 default: strcat (buf, ", unknown CPU"); break;
1836 }
1837
1838 switch ((e_flags & EF_MIPS_ABI))
1839 {
1840 case E_MIPS_ABI_O32: strcat (buf, ", o32"); break;
1841 case E_MIPS_ABI_O64: strcat (buf, ", o64"); break;
1842 case E_MIPS_ABI_EABI32: strcat (buf, ", eabi32"); break;
1843 case E_MIPS_ABI_EABI64: strcat (buf, ", eabi64"); break;
1844 case 0:
1845 /* We simply ignore the field in this case to avoid confusion:
1846 MIPS ELF does not specify EF_MIPS_ABI, it is a GNU extension.
1847 This means it is likely to be an o32 file, but not for
1848 sure. */
1849 break;
1850 default: strcat (buf, ", unknown ABI"); break;
1851 }
1852
1853 if (e_flags & EF_MIPS_ARCH_ASE_MDMX)
1854 strcat (buf, ", mdmx");
1855
1856 if (e_flags & EF_MIPS_ARCH_ASE_M16)
1857 strcat (buf, ", mips16");
1858
1859 switch ((e_flags & EF_MIPS_ARCH))
1860 {
1861 case E_MIPS_ARCH_1: strcat (buf, ", mips1"); break;
1862 case E_MIPS_ARCH_2: strcat (buf, ", mips2"); break;
1863 case E_MIPS_ARCH_3: strcat (buf, ", mips3"); break;
1864 case E_MIPS_ARCH_4: strcat (buf, ", mips4"); break;
1865 case E_MIPS_ARCH_5: strcat (buf, ", mips5"); break;
1866 case E_MIPS_ARCH_32: strcat (buf, ", mips32"); break;
1867 case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break;
1868 default: strcat (buf, ", unknown ISA"); break;
1869 }
1870
1871 break;
1872
1873 case EM_SPARCV9:
1874 if (e_flags & EF_SPARC_32PLUS)
1875 strcat (buf, ", v8+");
1876
1877 if (e_flags & EF_SPARC_SUN_US1)
1878 strcat (buf, ", ultrasparcI");
1879
1880 if (e_flags & EF_SPARC_SUN_US3)
1881 strcat (buf, ", ultrasparcIII");
1882
1883 if (e_flags & EF_SPARC_HAL_R1)
1884 strcat (buf, ", halr1");
1885
1886 if (e_flags & EF_SPARC_LEDATA)
1887 strcat (buf, ", ledata");
1888
1889 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO)
1890 strcat (buf, ", tso");
1891
1892 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO)
1893 strcat (buf, ", pso");
1894
1895 if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO)
1896 strcat (buf, ", rmo");
1897 break;
1898
1899 case EM_PARISC:
1900 switch (e_flags & EF_PARISC_ARCH)
1901 {
1902 case EFA_PARISC_1_0:
1903 strcpy (buf, ", PA-RISC 1.0");
1904 break;
1905 case EFA_PARISC_1_1:
1906 strcpy (buf, ", PA-RISC 1.1");
1907 break;
1908 case EFA_PARISC_2_0:
1909 strcpy (buf, ", PA-RISC 2.0");
1910 break;
1911 default:
1912 break;
1913 }
1914 if (e_flags & EF_PARISC_TRAPNIL)
1915 strcat (buf, ", trapnil");
1916 if (e_flags & EF_PARISC_EXT)
1917 strcat (buf, ", ext");
1918 if (e_flags & EF_PARISC_LSB)
1919 strcat (buf, ", lsb");
1920 if (e_flags & EF_PARISC_WIDE)
1921 strcat (buf, ", wide");
1922 if (e_flags & EF_PARISC_NO_KABP)
1923 strcat (buf, ", no kabp");
1924 if (e_flags & EF_PARISC_LAZYSWAP)
1925 strcat (buf, ", lazyswap");
1926 break;
1927
1928 case EM_PJ:
1929 case EM_PJ_OLD:
1930 if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS)
1931 strcat (buf, ", new calling convention");
1932
1933 if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS)
1934 strcat (buf, ", gnu calling convention");
1935 break;
1936
1937 case EM_IA_64:
1938 if ((e_flags & EF_IA_64_ABI64))
1939 strcat (buf, ", 64-bit");
1940 else
1941 strcat (buf, ", 32-bit");
1942 if ((e_flags & EF_IA_64_REDUCEDFP))
1943 strcat (buf, ", reduced fp model");
1944 if ((e_flags & EF_IA_64_NOFUNCDESC_CONS_GP))
1945 strcat (buf, ", no function descriptors, constant gp");
1946 else if ((e_flags & EF_IA_64_CONS_GP))
1947 strcat (buf, ", constant gp");
1948 if ((e_flags & EF_IA_64_ABSOLUTE))
1949 strcat (buf, ", absolute");
1950 break;
1951
1952 case EM_VAX:
1953 if ((e_flags & EF_VAX_NONPIC))
1954 strcat (buf, ", non-PIC");
1955 if ((e_flags & EF_VAX_DFLOAT))
1956 strcat (buf, ", D-Float");
1957 if ((e_flags & EF_VAX_GFLOAT))
1958 strcat (buf, ", G-Float");
1959 break;
1960 }
1961 }
1962
1963 return buf;
1964 }
1965
1966 static const char *
1967 get_mips_segment_type (type)
1968 unsigned long type;
1969 {
1970 switch (type)
1971 {
1972 case PT_MIPS_REGINFO:
1973 return "REGINFO";
1974 case PT_MIPS_RTPROC:
1975 return "RTPROC";
1976 case PT_MIPS_OPTIONS:
1977 return "OPTIONS";
1978 default:
1979 break;
1980 }
1981
1982 return NULL;
1983 }
1984
1985 static const char *
1986 get_parisc_segment_type (type)
1987 unsigned long type;
1988 {
1989 switch (type)
1990 {
1991 case PT_HP_TLS: return "HP_TLS";
1992 case PT_HP_CORE_NONE: return "HP_CORE_NONE";
1993 case PT_HP_CORE_VERSION: return "HP_CORE_VERSION";
1994 case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL";
1995 case PT_HP_CORE_COMM: return "HP_CORE_COMM";
1996 case PT_HP_CORE_PROC: return "HP_CORE_PROC";
1997 case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE";
1998 case PT_HP_CORE_STACK: return "HP_CORE_STACK";
1999 case PT_HP_CORE_SHM: return "HP_CORE_SHM";
2000 case PT_HP_CORE_MMF: return "HP_CORE_MMF";
2001 case PT_HP_PARALLEL: return "HP_PARALLEL";
2002 case PT_HP_FASTBIND: return "HP_FASTBIND";
2003 case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT";
2004 case PT_PARISC_UNWIND: return "PARISC_UNWIND";
2005 default:
2006 break;
2007 }
2008
2009 return NULL;
2010 }
2011
2012 static const char *
2013 get_ia64_segment_type (type)
2014 unsigned long type;
2015 {
2016 switch (type)
2017 {
2018 case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT";
2019 case PT_IA_64_UNWIND: return "IA_64_UNWIND";
2020 case PT_HP_TLS: return "HP_TLS";
2021 case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT";
2022 case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT";
2023 case PT_IA_64_HP_STACK: return "HP_STACK";
2024 default:
2025 break;
2026 }
2027
2028 return NULL;
2029 }
2030
2031 static const char *
2032 get_segment_type (p_type)
2033 unsigned long p_type;
2034 {
2035 static char buff [32];
2036
2037 switch (p_type)
2038 {
2039 case PT_NULL: return "NULL";
2040 case PT_LOAD: return "LOAD";
2041 case PT_DYNAMIC: return "DYNAMIC";
2042 case PT_INTERP: return "INTERP";
2043 case PT_NOTE: return "NOTE";
2044 case PT_SHLIB: return "SHLIB";
2045 case PT_PHDR: return "PHDR";
2046 case PT_TLS: return "TLS";
2047
2048 case PT_GNU_EH_FRAME:
2049 return "GNU_EH_FRAME";
2050
2051 default:
2052 if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
2053 {
2054 const char * result;
2055
2056 switch (elf_header.e_machine)
2057 {
2058 case EM_MIPS:
2059 case EM_MIPS_RS3_LE:
2060 result = get_mips_segment_type (p_type);
2061 break;
2062 case EM_PARISC:
2063 result = get_parisc_segment_type (p_type);
2064 break;
2065 case EM_IA_64:
2066 result = get_ia64_segment_type (p_type);
2067 break;
2068 default:
2069 result = NULL;
2070 break;
2071 }
2072
2073 if (result != NULL)
2074 return result;
2075
2076 sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC);
2077 }
2078 else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS))
2079 {
2080 const char * result;
2081
2082 switch (elf_header.e_machine)
2083 {
2084 case EM_PARISC:
2085 result = get_parisc_segment_type (p_type);
2086 break;
2087 case EM_IA_64:
2088 result = get_ia64_segment_type (p_type);
2089 break;
2090 default:
2091 result = NULL;
2092 break;
2093 }
2094
2095 if (result != NULL)
2096 return result;
2097
2098 sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
2099 }
2100 else
2101 sprintf (buff, _("<unknown>: %lx"), p_type);
2102
2103 return buff;
2104 }
2105 }
2106
2107 static const char *
2108 get_mips_section_type_name (sh_type)
2109 unsigned int sh_type;
2110 {
2111 switch (sh_type)
2112 {
2113 case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST";
2114 case SHT_MIPS_MSYM: return "MIPS_MSYM";
2115 case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT";
2116 case SHT_MIPS_GPTAB: return "MIPS_GPTAB";
2117 case SHT_MIPS_UCODE: return "MIPS_UCODE";
2118 case SHT_MIPS_DEBUG: return "MIPS_DEBUG";
2119 case SHT_MIPS_REGINFO: return "MIPS_REGINFO";
2120 case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE";
2121 case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM";
2122 case SHT_MIPS_RELD: return "MIPS_RELD";
2123 case SHT_MIPS_IFACE: return "MIPS_IFACE";
2124 case SHT_MIPS_CONTENT: return "MIPS_CONTENT";
2125 case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS";
2126 case SHT_MIPS_SHDR: return "MIPS_SHDR";
2127 case SHT_MIPS_FDESC: return "MIPS_FDESC";
2128 case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM";
2129 case SHT_MIPS_DENSE: return "MIPS_DENSE";
2130 case SHT_MIPS_PDESC: return "MIPS_PDESC";
2131 case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM";
2132 case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM";
2133 case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM";
2134 case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR";
2135 case SHT_MIPS_LINE: return "MIPS_LINE";
2136 case SHT_MIPS_RFDESC: return "MIPS_RFDESC";
2137 case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM";
2138 case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST";
2139 case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS";
2140 case SHT_MIPS_DWARF: return "MIPS_DWARF";
2141 case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL";
2142 case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
2143 case SHT_MIPS_EVENTS: return "MIPS_EVENTS";
2144 case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE";
2145 case SHT_MIPS_PIXIE: return "MIPS_PIXIE";
2146 case SHT_MIPS_XLATE: return "MIPS_XLATE";
2147 case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG";
2148 case SHT_MIPS_WHIRL: return "MIPS_WHIRL";
2149 case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION";
2150 case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD";
2151 case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION";
2152 default:
2153 break;
2154 }
2155 return NULL;
2156 }
2157
2158 static const char *
2159 get_parisc_section_type_name (sh_type)
2160 unsigned int sh_type;
2161 {
2162 switch (sh_type)
2163 {
2164 case SHT_PARISC_EXT: return "PARISC_EXT";
2165 case SHT_PARISC_UNWIND: return "PARISC_UNWIND";
2166 case SHT_PARISC_DOC: return "PARISC_DOC";
2167 default:
2168 break;
2169 }
2170 return NULL;
2171 }
2172
2173 static const char *
2174 get_ia64_section_type_name (sh_type)
2175 unsigned int sh_type;
2176 {
2177 switch (sh_type)
2178 {
2179 case SHT_IA_64_EXT: return "IA_64_EXT";
2180 case SHT_IA_64_UNWIND: return "IA_64_UNWIND";
2181 default:
2182 break;
2183 }
2184 return NULL;
2185 }
2186
2187 static const char *
2188 get_section_type_name (sh_type)
2189 unsigned int sh_type;
2190 {
2191 static char buff [32];
2192
2193 switch (sh_type)
2194 {
2195 case SHT_NULL: return "NULL";
2196 case SHT_PROGBITS: return "PROGBITS";
2197 case SHT_SYMTAB: return "SYMTAB";
2198 case SHT_STRTAB: return "STRTAB";
2199 case SHT_RELA: return "RELA";
2200 case SHT_HASH: return "HASH";
2201 case SHT_DYNAMIC: return "DYNAMIC";
2202 case SHT_NOTE: return "NOTE";
2203 case SHT_NOBITS: return "NOBITS";
2204 case SHT_REL: return "REL";
2205 case SHT_SHLIB: return "SHLIB";
2206 case SHT_DYNSYM: return "DYNSYM";
2207 case SHT_INIT_ARRAY: return "INIT_ARRAY";
2208 case SHT_FINI_ARRAY: return "FINI_ARRAY";
2209 case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY";
2210 case SHT_GROUP: return "GROUP";
2211 case SHT_SYMTAB_SHNDX: return "SYMTAB SECTION INDICIES";
2212 case SHT_GNU_verdef: return "VERDEF";
2213 case SHT_GNU_verneed: return "VERNEED";
2214 case SHT_GNU_versym: return "VERSYM";
2215 case 0x6ffffff0: return "VERSYM";
2216 case 0x6ffffffc: return "VERDEF";
2217 case 0x7ffffffd: return "AUXILIARY";
2218 case 0x7fffffff: return "FILTER";
2219 case SHT_GNU_LIBLIST: return "GNU_LIBLIST";
2220
2221 default:
2222 if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC))
2223 {
2224 const char * result;
2225
2226 switch (elf_header.e_machine)
2227 {
2228 case EM_MIPS:
2229 case EM_MIPS_RS3_LE:
2230 result = get_mips_section_type_name (sh_type);
2231 break;
2232 case EM_PARISC:
2233 result = get_parisc_section_type_name (sh_type);
2234 break;
2235 case EM_IA_64:
2236 result = get_ia64_section_type_name (sh_type);
2237 break;
2238 default:
2239 result = NULL;
2240 break;
2241 }
2242
2243 if (result != NULL)
2244 return result;
2245
2246 sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC);
2247 }
2248 else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
2249 sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS);
2250 else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
2251 sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER);
2252 else
2253 sprintf (buff, _("<unknown>: %x"), sh_type);
2254
2255 return buff;
2256 }
2257 }
2258
2259 #define OPTION_DEBUG_DUMP 512
2260
2261 struct option options [] =
2262 {
2263 {"all", no_argument, 0, 'a'},
2264 {"file-header", no_argument, 0, 'h'},
2265 {"program-headers", no_argument, 0, 'l'},
2266 {"headers", no_argument, 0, 'e'},
2267 {"histogram", no_argument, 0, 'I'},
2268 {"segments", no_argument, 0, 'l'},
2269 {"sections", no_argument, 0, 'S'},
2270 {"section-headers", no_argument, 0, 'S'},
2271 {"symbols", no_argument, 0, 's'},
2272 {"syms", no_argument, 0, 's'},
2273 {"relocs", no_argument, 0, 'r'},
2274 {"notes", no_argument, 0, 'n'},
2275 {"dynamic", no_argument, 0, 'd'},
2276 {"arch-specific", no_argument, 0, 'A'},
2277 {"version-info", no_argument, 0, 'V'},
2278 {"use-dynamic", no_argument, 0, 'D'},
2279 {"hex-dump", required_argument, 0, 'x'},
2280 {"debug-dump", optional_argument, 0, OPTION_DEBUG_DUMP},
2281 {"unwind", no_argument, 0, 'u'},
2282 #ifdef SUPPORT_DISASSEMBLY
2283 {"instruction-dump", required_argument, 0, 'i'},
2284 #endif
2285
2286 {"version", no_argument, 0, 'v'},
2287 {"wide", no_argument, 0, 'W'},
2288 {"help", no_argument, 0, 'H'},
2289 {0, no_argument, 0, 0}
2290 };
2291
2292 static void
2293 usage ()
2294 {
2295 fprintf (stdout, _("Usage: readelf <option(s)> elf-file(s)\n"));
2296 fprintf (stdout, _(" Display information about the contents of ELF format files\n"));
2297 fprintf (stdout, _(" Options are:\n\
2298 -a --all Equivalent to: -h -l -S -s -r -d -V -A -I\n\
2299 -h --file-header Display the ELF file header\n\
2300 -l --program-headers Display the program headers\n\
2301 --segments An alias for --program-headers\n\
2302 -S --section-headers Display the sections' header\n\
2303 --sections An alias for --section-headers\n\
2304 -e --headers Equivalent to: -h -l -S\n\
2305 -s --syms Display the symbol table\n\
2306 --symbols An alias for --syms\n\
2307 -n --notes Display the core notes (if present)\n\
2308 -r --relocs Display the relocations (if present)\n\
2309 -u --unwind Display the unwind info (if present)\n\
2310 -d --dynamic Display the dynamic segment (if present)\n\
2311 -V --version-info Display the version sections (if present)\n\
2312 -A --arch-specific Display architecture specific information (if any).\n\
2313 -D --use-dynamic Use the dynamic section info when displaying symbols\n\
2314 -x --hex-dump=<number> Dump the contents of section <number>\n\
2315 -w[liaprmfFso] or\n\
2316 --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str,=loc]\n\
2317 Display the contents of DWARF2 debug sections\n"));
2318 #ifdef SUPPORT_DISASSEMBLY
2319 fprintf (stdout, _("\
2320 -i --instruction-dump=<number>\n\
2321 Disassemble the contents of section <number>\n"));
2322 #endif
2323 fprintf (stdout, _("\
2324 -I --histogram Display histogram of bucket list lengths\n\
2325 -W --wide Allow output width to exceed 80 characters\n\
2326 -H --help Display this information\n\
2327 -v --version Display the version number of readelf\n"));
2328 fprintf (stdout, _("Report bugs to %s\n"), REPORT_BUGS_TO);
2329
2330 exit (0);
2331 }
2332
2333 static void
2334 request_dump (section, type)
2335 unsigned int section;
2336 int type;
2337 {
2338 if (section >= num_dump_sects)
2339 {
2340 char * new_dump_sects;
2341
2342 new_dump_sects = (char *) calloc (section + 1, 1);
2343
2344 if (new_dump_sects == NULL)
2345 error (_("Out of memory allocating dump request table."));
2346 else
2347 {
2348 /* Copy current flag settings. */
2349 memcpy (new_dump_sects, dump_sects, num_dump_sects);
2350
2351 free (dump_sects);
2352
2353 dump_sects = new_dump_sects;
2354 num_dump_sects = section + 1;
2355 }
2356 }
2357
2358 if (dump_sects)
2359 dump_sects [section] |= type;
2360
2361 return;
2362 }
2363
2364 static void
2365 parse_args (argc, argv)
2366 int argc;
2367 char ** argv;
2368 {
2369 int c;
2370
2371 if (argc < 2)
2372 usage ();
2373
2374 while ((c = getopt_long
2375 (argc, argv, "ersuahnldSDAIw::x:i:vVW", options, NULL)) != EOF)
2376 {
2377 char * cp;
2378 int section;
2379
2380 switch (c)
2381 {
2382 case 0:
2383 /* Long options. */
2384 break;
2385 case 'H':
2386 usage ();
2387 break;
2388
2389 case 'a':
2390 do_syms ++;
2391 do_reloc ++;
2392 do_unwind ++;
2393 do_dynamic ++;
2394 do_header ++;
2395 do_sections ++;
2396 do_segments ++;
2397 do_version ++;
2398 do_histogram ++;
2399 do_arch ++;
2400 do_notes ++;
2401 break;
2402 case 'e':
2403 do_header ++;
2404 do_sections ++;
2405 do_segments ++;
2406 break;
2407 case 'A':
2408 do_arch ++;
2409 break;
2410 case 'D':
2411 do_using_dynamic ++;
2412 break;
2413 case 'r':
2414 do_reloc ++;
2415 break;
2416 case 'u':
2417 do_unwind ++;
2418 break;
2419 case 'h':
2420 do_header ++;
2421 break;
2422 case 'l':
2423 do_segments ++;
2424 break;
2425 case 's':
2426 do_syms ++;
2427 break;
2428 case 'S':
2429 do_sections ++;
2430 break;
2431 case 'd':
2432 do_dynamic ++;
2433 break;
2434 case 'I':
2435 do_histogram ++;
2436 break;
2437 case 'n':
2438 do_notes ++;
2439 break;
2440 case 'x':
2441 do_dump ++;
2442 section = strtoul (optarg, & cp, 0);
2443 if (! * cp && section >= 0)
2444 {
2445 request_dump (section, HEX_DUMP);
2446 break;
2447 }
2448 goto oops;
2449 case 'w':
2450 do_dump ++;
2451 if (optarg == 0)
2452 do_debugging = 1;
2453 else
2454 {
2455 unsigned int index = 0;
2456
2457 do_debugging = 0;
2458
2459 while (optarg[index])
2460 switch (optarg[index++])
2461 {
2462 case 'i':
2463 case 'I':
2464 do_debug_info = 1;
2465 break;
2466
2467 case 'a':
2468 case 'A':
2469 do_debug_abbrevs = 1;
2470 break;
2471
2472 case 'l':
2473 case 'L':
2474 do_debug_lines = 1;
2475 break;
2476
2477 case 'p':
2478 case 'P':
2479 do_debug_pubnames = 1;
2480 break;
2481
2482 case 'r':
2483 case 'R':
2484 do_debug_aranges = 1;
2485 break;
2486
2487 case 'F':
2488 do_debug_frames_interp = 1;
2489 case 'f':
2490 do_debug_frames = 1;
2491 break;
2492
2493 case 'm':
2494 case 'M':
2495 do_debug_macinfo = 1;
2496 break;
2497
2498 case 's':
2499 case 'S':
2500 do_debug_str = 1;
2501 break;
2502
2503 case 'o':
2504 case 'O':
2505 do_debug_loc = 1;
2506 break;
2507
2508 default:
2509 warn (_("Unrecognized debug option '%s'\n"), optarg);
2510 break;
2511 }
2512 }
2513 break;
2514 case OPTION_DEBUG_DUMP:
2515 do_dump ++;
2516 if (optarg == 0)
2517 do_debugging = 1;
2518 else
2519 {
2520 const char *debug_dump_opt[]
2521 = { "line", "info", "abbrev", "pubnames", "ranges",
2522 "macro", "frames", "frames-interp", "str", "loc", NULL };
2523 unsigned int index;
2524 const char *p;
2525
2526 do_debugging = 0;
2527
2528 p = optarg;
2529 while (*p)
2530 {
2531 for (index = 0; debug_dump_opt[index]; index++)
2532 {
2533 size_t len = strlen (debug_dump_opt[index]);
2534
2535 if (strncmp (p, debug_dump_opt[index], len) == 0
2536 && (p[len] == ',' || p[len] == '\0'))
2537 {
2538 switch (p[0])
2539 {
2540 case 'i':
2541 do_debug_info = 1;
2542 break;
2543
2544 case 'a':
2545 do_debug_abbrevs = 1;
2546 break;
2547
2548 case 'l':
2549 if (p[1] == 'i')
2550 do_debug_lines = 1;
2551 else
2552 do_debug_loc = 1;
2553 break;
2554
2555 case 'p':
2556 do_debug_pubnames = 1;
2557 break;
2558
2559 case 'r':
2560 do_debug_aranges = 1;
2561 break;
2562
2563 case 'f':
2564 if (len > 6)
2565 do_debug_frames_interp = 1;
2566 do_debug_frames = 1;
2567 break;
2568
2569 case 'm':
2570 do_debug_macinfo = 1;
2571 break;
2572
2573 case 's':
2574 do_debug_str = 1;
2575 break;
2576 }
2577
2578 p += len;
2579 break;
2580 }
2581 }
2582
2583 if (debug_dump_opt[index] == NULL)
2584 {
2585 warn (_("Unrecognized debug option '%s'\n"), p);
2586 p = strchr (p, ',');
2587 if (p == NULL)
2588 break;
2589 }
2590
2591 if (*p == ',')
2592 p++;
2593 }
2594 }
2595 break;
2596 #ifdef SUPPORT_DISASSEMBLY
2597 case 'i':
2598 do_dump ++;
2599 section = strtoul (optarg, & cp, 0);
2600 if (! * cp && section >= 0)
2601 {
2602 request_dump (section, DISASS_DUMP);
2603 break;
2604 }
2605 goto oops;
2606 #endif
2607 case 'v':
2608 print_version (program_name);
2609 break;
2610 case 'V':
2611 do_version ++;
2612 break;
2613 case 'W':
2614 do_wide ++;
2615 break;
2616 default:
2617 oops:
2618 /* xgettext:c-format */
2619 error (_("Invalid option '-%c'\n"), c);
2620 /* Drop through. */
2621 case '?':
2622 usage ();
2623 }
2624 }
2625
2626 if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections
2627 && !do_segments && !do_header && !do_dump && !do_version
2628 && !do_histogram && !do_debugging && !do_arch && !do_notes)
2629 usage ();
2630 else if (argc < 3)
2631 {
2632 warn (_("Nothing to do.\n"));
2633 usage();
2634 }
2635 }
2636
2637 static const char *
2638 get_elf_class (elf_class)
2639 unsigned int elf_class;
2640 {
2641 static char buff [32];
2642
2643 switch (elf_class)
2644 {
2645 case ELFCLASSNONE: return _("none");
2646 case ELFCLASS32: return "ELF32";
2647 case ELFCLASS64: return "ELF64";
2648 default:
2649 sprintf (buff, _("<unknown: %x>"), elf_class);
2650 return buff;
2651 }
2652 }
2653
2654 static const char *
2655 get_data_encoding (encoding)
2656 unsigned int encoding;
2657 {
2658 static char buff [32];
2659
2660 switch (encoding)
2661 {
2662 case ELFDATANONE: return _("none");
2663 case ELFDATA2LSB: return _("2's complement, little endian");
2664 case ELFDATA2MSB: return _("2's complement, big endian");
2665 default:
2666 sprintf (buff, _("<unknown: %x>"), encoding);
2667 return buff;
2668 }
2669 }
2670
2671 static const char *
2672 get_osabi_name (osabi)
2673 unsigned int osabi;
2674 {
2675 static char buff [32];
2676
2677 switch (osabi)
2678 {
2679 case ELFOSABI_NONE: return "UNIX - System V";
2680 case ELFOSABI_HPUX: return "UNIX - HP-UX";
2681 case ELFOSABI_NETBSD: return "UNIX - NetBSD";
2682 case ELFOSABI_LINUX: return "UNIX - Linux";
2683 case ELFOSABI_HURD: return "GNU/Hurd";
2684 case ELFOSABI_SOLARIS: return "UNIX - Solaris";
2685 case ELFOSABI_AIX: return "UNIX - AIX";
2686 case ELFOSABI_IRIX: return "UNIX - IRIX";
2687 case ELFOSABI_FREEBSD: return "UNIX - FreeBSD";
2688 case ELFOSABI_TRU64: return "UNIX - TRU64";
2689 case ELFOSABI_MODESTO: return "Novell - Modesto";
2690 case ELFOSABI_OPENBSD: return "UNIX - OpenBSD";
2691 case ELFOSABI_STANDALONE: return _("Standalone App");
2692 case ELFOSABI_ARM: return "ARM";
2693 default:
2694 sprintf (buff, _("<unknown: %x>"), osabi);
2695 return buff;
2696 }
2697 }
2698
2699 /* Decode the data held in 'elf_header'. */
2700 static int
2701 process_file_header ()
2702 {
2703 if ( elf_header.e_ident [EI_MAG0] != ELFMAG0
2704 || elf_header.e_ident [EI_MAG1] != ELFMAG1
2705 || elf_header.e_ident [EI_MAG2] != ELFMAG2
2706 || elf_header.e_ident [EI_MAG3] != ELFMAG3)
2707 {
2708 error
2709 (_("Not an ELF file - it has the wrong magic bytes at the start\n"));
2710 return 0;
2711 }
2712
2713 if (do_header)
2714 {
2715 int i;
2716
2717 printf (_("ELF Header:\n"));
2718 printf (_(" Magic: "));
2719 for (i = 0; i < EI_NIDENT; i ++)
2720 printf ("%2.2x ", elf_header.e_ident [i]);
2721 printf ("\n");
2722 printf (_(" Class: %s\n"),
2723 get_elf_class (elf_header.e_ident [EI_CLASS]));
2724 printf (_(" Data: %s\n"),
2725 get_data_encoding (elf_header.e_ident [EI_DATA]));
2726 printf (_(" Version: %d %s\n"),
2727 elf_header.e_ident [EI_VERSION],
2728 (elf_header.e_ident [EI_VERSION] == EV_CURRENT
2729 ? "(current)"
2730 : (elf_header.e_ident [EI_VERSION] != EV_NONE
2731 ? "<unknown: %lx>"
2732 : "")));
2733 printf (_(" OS/ABI: %s\n"),
2734 get_osabi_name (elf_header.e_ident [EI_OSABI]));
2735 printf (_(" ABI Version: %d\n"),
2736 elf_header.e_ident [EI_ABIVERSION]);
2737 printf (_(" Type: %s\n"),
2738 get_file_type (elf_header.e_type));
2739 printf (_(" Machine: %s\n"),
2740 get_machine_name (elf_header.e_machine));
2741 printf (_(" Version: 0x%lx\n"),
2742 (unsigned long) elf_header.e_version);
2743
2744 printf (_(" Entry point address: "));
2745 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
2746 printf (_("\n Start of program headers: "));
2747 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
2748 printf (_(" (bytes into file)\n Start of section headers: "));
2749 print_vma ((bfd_vma) elf_header.e_shoff, DEC);
2750 printf (_(" (bytes into file)\n"));
2751
2752 printf (_(" Flags: 0x%lx%s\n"),
2753 (unsigned long) elf_header.e_flags,
2754 get_machine_flags (elf_header.e_flags, elf_header.e_machine));
2755 printf (_(" Size of this header: %ld (bytes)\n"),
2756 (long) elf_header.e_ehsize);
2757 printf (_(" Size of program headers: %ld (bytes)\n"),
2758 (long) elf_header.e_phentsize);
2759 printf (_(" Number of program headers: %ld\n"),
2760 (long) elf_header.e_phnum);
2761 printf (_(" Size of section headers: %ld (bytes)\n"),
2762 (long) elf_header.e_shentsize);
2763 printf (_(" Number of section headers: %ld"),
2764 (long) elf_header.e_shnum);
2765 if (section_headers != NULL && elf_header.e_shnum == 0)
2766 printf (" (%ld)", (long) section_headers[0].sh_size);
2767 putc ('\n', stdout);
2768 printf (_(" Section header string table index: %ld"),
2769 (long) elf_header.e_shstrndx);
2770 if (section_headers != NULL && elf_header.e_shstrndx == SHN_XINDEX)
2771 printf (" (%ld)", (long) section_headers[0].sh_link);
2772 putc ('\n', stdout);
2773 }
2774
2775 if (section_headers != NULL)
2776 {
2777 if (elf_header.e_shnum == 0)
2778 elf_header.e_shnum = section_headers[0].sh_size;
2779 if (elf_header.e_shstrndx == SHN_XINDEX)
2780 elf_header.e_shstrndx = section_headers[0].sh_link;
2781 free (section_headers);
2782 section_headers = NULL;
2783 }
2784
2785 return 1;
2786 }
2787
2788
2789 static int
2790 get_32bit_program_headers (file, program_headers)
2791 FILE * file;
2792 Elf_Internal_Phdr * program_headers;
2793 {
2794 Elf32_External_Phdr * phdrs;
2795 Elf32_External_Phdr * external;
2796 Elf32_Internal_Phdr * internal;
2797 unsigned int i;
2798
2799 phdrs = ((Elf32_External_Phdr *)
2800 get_data (NULL, file, elf_header.e_phoff,
2801 elf_header.e_phentsize * elf_header.e_phnum,
2802 _("program headers")));
2803 if (!phdrs)
2804 return 0;
2805
2806 for (i = 0, internal = program_headers, external = phdrs;
2807 i < elf_header.e_phnum;
2808 i ++, internal ++, external ++)
2809 {
2810 internal->p_type = BYTE_GET (external->p_type);
2811 internal->p_offset = BYTE_GET (external->p_offset);
2812 internal->p_vaddr = BYTE_GET (external->p_vaddr);
2813 internal->p_paddr = BYTE_GET (external->p_paddr);
2814 internal->p_filesz = BYTE_GET (external->p_filesz);
2815 internal->p_memsz = BYTE_GET (external->p_memsz);
2816 internal->p_flags = BYTE_GET (external->p_flags);
2817 internal->p_align = BYTE_GET (external->p_align);
2818 }
2819
2820 free (phdrs);
2821
2822 return 1;
2823 }
2824
2825 static int
2826 get_64bit_program_headers (file, program_headers)
2827 FILE * file;
2828 Elf_Internal_Phdr * program_headers;
2829 {
2830 Elf64_External_Phdr * phdrs;
2831 Elf64_External_Phdr * external;
2832 Elf64_Internal_Phdr * internal;
2833 unsigned int i;
2834
2835 phdrs = ((Elf64_External_Phdr *)
2836 get_data (NULL, file, elf_header.e_phoff,
2837 elf_header.e_phentsize * elf_header.e_phnum,
2838 _("program headers")));
2839 if (!phdrs)
2840 return 0;
2841
2842 for (i = 0, internal = program_headers, external = phdrs;
2843 i < elf_header.e_phnum;
2844 i ++, internal ++, external ++)
2845 {
2846 internal->p_type = BYTE_GET (external->p_type);
2847 internal->p_flags = BYTE_GET (external->p_flags);
2848 internal->p_offset = BYTE_GET8 (external->p_offset);
2849 internal->p_vaddr = BYTE_GET8 (external->p_vaddr);
2850 internal->p_paddr = BYTE_GET8 (external->p_paddr);
2851 internal->p_filesz = BYTE_GET8 (external->p_filesz);
2852 internal->p_memsz = BYTE_GET8 (external->p_memsz);
2853 internal->p_align = BYTE_GET8 (external->p_align);
2854 }
2855
2856 free (phdrs);
2857
2858 return 1;
2859 }
2860
2861 static int
2862 process_program_headers (file)
2863 FILE * file;
2864 {
2865 Elf_Internal_Phdr * program_headers;
2866 Elf_Internal_Phdr * segment;
2867 unsigned int i;
2868
2869 if (elf_header.e_phnum == 0)
2870 {
2871 if (do_segments)
2872 printf (_("\nThere are no program headers in this file.\n"));
2873 return 1;
2874 }
2875
2876 if (do_segments && !do_header)
2877 {
2878 printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type));
2879 printf (_("Entry point "));
2880 print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
2881 printf (_("\nThere are %d program headers, starting at offset "),
2882 elf_header.e_phnum);
2883 print_vma ((bfd_vma) elf_header.e_phoff, DEC);
2884 printf ("\n");
2885 }
2886
2887 program_headers = (Elf_Internal_Phdr *) malloc
2888 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
2889
2890 if (program_headers == NULL)
2891 {
2892 error (_("Out of memory\n"));
2893 return 0;
2894 }
2895
2896 if (is_32bit_elf)
2897 i = get_32bit_program_headers (file, program_headers);
2898 else
2899 i = get_64bit_program_headers (file, program_headers);
2900
2901 if (i == 0)
2902 {
2903 free (program_headers);
2904 return 0;
2905 }
2906
2907 if (do_segments)
2908 {
2909 if (elf_header.e_phnum > 1)
2910 printf (_("\nProgram Headers:\n"));
2911 else
2912 printf (_("\nProgram Headers:\n"));
2913
2914 if (is_32bit_elf)
2915 printf
2916 (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
2917 else if (do_wide)
2918 printf
2919 (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
2920 else
2921 {
2922 printf
2923 (_(" Type Offset VirtAddr PhysAddr\n"));
2924 printf
2925 (_(" FileSiz MemSiz Flags Align\n"));
2926 }
2927 }
2928
2929 loadaddr = -1;
2930 dynamic_addr = 0;
2931 dynamic_size = 0;
2932
2933 for (i = 0, segment = program_headers;
2934 i < elf_header.e_phnum;
2935 i ++, segment ++)
2936 {
2937 if (do_segments)
2938 {
2939 printf (" %-14.14s ", get_segment_type (segment->p_type));
2940
2941 if (is_32bit_elf)
2942 {
2943 printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
2944 printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr);
2945 printf ("0x%8.8lx ", (unsigned long) segment->p_paddr);
2946 printf ("0x%5.5lx ", (unsigned long) segment->p_filesz);
2947 printf ("0x%5.5lx ", (unsigned long) segment->p_memsz);
2948 printf ("%c%c%c ",
2949 (segment->p_flags & PF_R ? 'R' : ' '),
2950 (segment->p_flags & PF_W ? 'W' : ' '),
2951 (segment->p_flags & PF_X ? 'E' : ' '));
2952 printf ("%#lx", (unsigned long) segment->p_align);
2953 }
2954 else if (do_wide)
2955 {
2956 if ((unsigned long) segment->p_offset == segment->p_offset)
2957 printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
2958 else
2959 {
2960 print_vma (segment->p_offset, FULL_HEX);
2961 putchar (' ');
2962 }
2963
2964 print_vma (segment->p_vaddr, FULL_HEX);
2965 putchar (' ');
2966 print_vma (segment->p_paddr, FULL_HEX);
2967 putchar (' ');
2968
2969 if ((unsigned long) segment->p_filesz == segment->p_filesz)
2970 printf ("0x%6.6lx ", (unsigned long) segment->p_filesz);
2971 else
2972 {
2973 print_vma (segment->p_filesz, FULL_HEX);
2974 putchar (' ');
2975 }
2976
2977 if ((unsigned long) segment->p_memsz == segment->p_memsz)
2978 printf ("0x%6.6lx", (unsigned long) segment->p_memsz);
2979 else
2980 {
2981 print_vma (segment->p_offset, FULL_HEX);
2982 }
2983
2984 printf (" %c%c%c ",
2985 (segment->p_flags & PF_R ? 'R' : ' '),
2986 (segment->p_flags & PF_W ? 'W' : ' '),
2987 (segment->p_flags & PF_X ? 'E' : ' '));
2988
2989 if ((unsigned long) segment->p_align == segment->p_align)
2990 printf ("%#lx", (unsigned long) segment->p_align);
2991 else
2992 {
2993 print_vma (segment->p_align, PREFIX_HEX);
2994 }
2995 }
2996 else
2997 {
2998 print_vma (segment->p_offset, FULL_HEX);
2999 putchar (' ');
3000 print_vma (segment->p_vaddr, FULL_HEX);
3001 putchar (' ');
3002 print_vma (segment->p_paddr, FULL_HEX);
3003 printf ("\n ");
3004 print_vma (segment->p_filesz, FULL_HEX);
3005 putchar (' ');
3006 print_vma (segment->p_memsz, FULL_HEX);
3007 printf (" %c%c%c ",
3008 (segment->p_flags & PF_R ? 'R' : ' '),
3009 (segment->p_flags & PF_W ? 'W' : ' '),
3010 (segment->p_flags & PF_X ? 'E' : ' '));
3011 print_vma (segment->p_align, HEX);
3012 }
3013 }
3014
3015 switch (segment->p_type)
3016 {
3017 case PT_LOAD:
3018 if (loadaddr == -1)
3019 loadaddr = (segment->p_vaddr & 0xfffff000)
3020 - (segment->p_offset & 0xfffff000);
3021 break;
3022
3023 case PT_DYNAMIC:
3024 if (dynamic_addr)
3025 error (_("more than one dynamic segment\n"));
3026
3027 dynamic_addr = segment->p_offset;
3028 dynamic_size = segment->p_filesz;
3029 break;
3030
3031 case PT_INTERP:
3032 if (fseek (file, (long) segment->p_offset, SEEK_SET))
3033 error (_("Unable to find program interpreter name\n"));
3034 else
3035 {
3036 program_interpreter[0] = 0;
3037 fscanf (file, "%63s", program_interpreter);
3038
3039 if (do_segments)
3040 printf (_("\n [Requesting program interpreter: %s]"),
3041 program_interpreter);
3042 }
3043 break;
3044 }
3045
3046 if (do_segments)
3047 putc ('\n', stdout);
3048 }
3049
3050 if (loadaddr == -1)
3051 {
3052 /* Very strange. */
3053 loadaddr = 0;
3054 }
3055
3056 if (do_segments && section_headers != NULL)
3057 {
3058 printf (_("\n Section to Segment mapping:\n"));
3059 printf (_(" Segment Sections...\n"));
3060
3061 assert (string_table != NULL);
3062
3063 for (i = 0; i < elf_header.e_phnum; i++)
3064 {
3065 unsigned int j;
3066 Elf_Internal_Shdr * section;
3067
3068 segment = program_headers + i;
3069 section = section_headers;
3070
3071 printf (" %2.2d ", i);
3072
3073 for (j = 1; j < elf_header.e_shnum; j++, section ++)
3074 {
3075 if (section->sh_size > 0
3076 /* Compare allocated sections by VMA, unallocated
3077 sections by file offset. */
3078 && (section->sh_flags & SHF_ALLOC
3079 ? (section->sh_addr >= segment->p_vaddr
3080 && section->sh_addr + section->sh_size
3081 <= segment->p_vaddr + segment->p_memsz)
3082 : ((bfd_vma) section->sh_offset >= segment->p_offset
3083 && (section->sh_offset + section->sh_size
3084 <= segment->p_offset + segment->p_filesz))))
3085 printf ("%s ", SECTION_NAME (section));
3086 }
3087
3088 putc ('\n',stdout);
3089 }
3090 }
3091
3092 free (program_headers);
3093
3094 return 1;
3095 }
3096
3097
3098 static int
3099 get_32bit_section_headers (file, num)
3100 FILE * file;
3101 unsigned int num;
3102 {
3103 Elf32_External_Shdr * shdrs;
3104 Elf32_Internal_Shdr * internal;
3105 unsigned int i;
3106
3107 shdrs = ((Elf32_External_Shdr *)
3108 get_data (NULL, file, elf_header.e_shoff,
3109 elf_header.e_shentsize * num,
3110 _("section headers")));
3111 if (!shdrs)
3112 return 0;
3113
3114 section_headers = ((Elf_Internal_Shdr *)
3115 malloc (num * sizeof (Elf_Internal_Shdr)));
3116
3117 if (section_headers == NULL)
3118 {
3119 error (_("Out of memory\n"));
3120 return 0;
3121 }
3122
3123 for (i = 0, internal = section_headers;
3124 i < num;
3125 i ++, internal ++)
3126 {
3127 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
3128 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
3129 internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
3130 internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
3131 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
3132 internal->sh_size = BYTE_GET (shdrs[i].sh_size);
3133 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
3134 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
3135 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
3136 internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
3137 }
3138
3139 free (shdrs);
3140
3141 return 1;
3142 }
3143
3144 static int
3145 get_64bit_section_headers (file, num)
3146 FILE * file;
3147 unsigned int num;
3148 {
3149 Elf64_External_Shdr * shdrs;
3150 Elf64_Internal_Shdr * internal;
3151 unsigned int i;
3152
3153 shdrs = ((Elf64_External_Shdr *)
3154 get_data (NULL, file, elf_header.e_shoff,
3155 elf_header.e_shentsize * num,
3156 _("section headers")));
3157 if (!shdrs)
3158 return 0;
3159
3160 section_headers = ((Elf_Internal_Shdr *)
3161 malloc (num * sizeof (Elf_Internal_Shdr)));
3162
3163 if (section_headers == NULL)
3164 {
3165 error (_("Out of memory\n"));
3166 return 0;
3167 }
3168
3169 for (i = 0, internal = section_headers;
3170 i < num;
3171 i ++, internal ++)
3172 {
3173 internal->sh_name = BYTE_GET (shdrs[i].sh_name);
3174 internal->sh_type = BYTE_GET (shdrs[i].sh_type);
3175 internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags);
3176 internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr);
3177 internal->sh_size = BYTE_GET8 (shdrs[i].sh_size);
3178 internal->sh_entsize = BYTE_GET8 (shdrs[i].sh_entsize);
3179 internal->sh_link = BYTE_GET (shdrs[i].sh_link);
3180 internal->sh_info = BYTE_GET (shdrs[i].sh_info);
3181 internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
3182 internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
3183 }
3184
3185 free (shdrs);
3186
3187 return 1;
3188 }
3189
3190 static Elf_Internal_Sym *
3191 get_32bit_elf_symbols (file, section)
3192 FILE * file;
3193 Elf_Internal_Shdr *section;
3194 {
3195 unsigned long number;
3196 Elf32_External_Sym * esyms;
3197 Elf_External_Sym_Shndx *shndx;
3198 Elf_Internal_Sym * isyms;
3199 Elf_Internal_Sym * psym;
3200 unsigned int j;
3201
3202 esyms = ((Elf32_External_Sym *)
3203 get_data (NULL, file, section->sh_offset,
3204 section->sh_size, _("symbols")));
3205 if (!esyms)
3206 return NULL;
3207
3208 shndx = NULL;
3209 if (symtab_shndx_hdr != NULL
3210 && (symtab_shndx_hdr->sh_link
3211 == (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
3212 {
3213 shndx = ((Elf_External_Sym_Shndx *)
3214 get_data (NULL, file, symtab_shndx_hdr->sh_offset,
3215 symtab_shndx_hdr->sh_size, _("symtab shndx")));
3216 if (!shndx)
3217 {
3218 free (esyms);
3219 return NULL;
3220 }
3221 }
3222
3223 number = section->sh_size / section->sh_entsize;
3224 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
3225
3226 if (isyms == NULL)
3227 {
3228 error (_("Out of memory\n"));
3229 if (shndx)
3230 free (shndx);
3231 free (esyms);
3232 return NULL;
3233 }
3234
3235 for (j = 0, psym = isyms;
3236 j < number;
3237 j ++, psym ++)
3238 {
3239 psym->st_name = BYTE_GET (esyms[j].st_name);
3240 psym->st_value = BYTE_GET (esyms[j].st_value);
3241 psym->st_size = BYTE_GET (esyms[j].st_size);
3242 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
3243 if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
3244 psym->st_shndx
3245 = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
3246 psym->st_info = BYTE_GET (esyms[j].st_info);
3247 psym->st_other = BYTE_GET (esyms[j].st_other);
3248 }
3249
3250 if (shndx)
3251 free (shndx);
3252 free (esyms);
3253
3254 return isyms;
3255 }
3256
3257 static Elf_Internal_Sym *
3258 get_64bit_elf_symbols (file, section)
3259 FILE * file;
3260 Elf_Internal_Shdr *section;
3261 {
3262 unsigned long number;
3263 Elf64_External_Sym * esyms;
3264 Elf_External_Sym_Shndx *shndx;
3265 Elf_Internal_Sym * isyms;
3266 Elf_Internal_Sym * psym;
3267 unsigned int j;
3268
3269 esyms = ((Elf64_External_Sym *)
3270 get_data (NULL, file, section->sh_offset,
3271 section->sh_size, _("symbols")));
3272 if (!esyms)
3273 return NULL;
3274
3275 shndx = NULL;
3276 if (symtab_shndx_hdr != NULL
3277 && (symtab_shndx_hdr->sh_link
3278 == (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
3279 {
3280 shndx = ((Elf_External_Sym_Shndx *)
3281 get_data (NULL, file, symtab_shndx_hdr->sh_offset,
3282 symtab_shndx_hdr->sh_size, _("symtab shndx")));
3283 if (!shndx)
3284 {
3285 free (esyms);
3286 return NULL;
3287 }
3288 }
3289
3290 number = section->sh_size / section->sh_entsize;
3291 isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
3292
3293 if (isyms == NULL)
3294 {
3295 error (_("Out of memory\n"));
3296 if (shndx)
3297 free (shndx);
3298 free (esyms);
3299 return NULL;
3300 }
3301
3302 for (j = 0, psym = isyms;
3303 j < number;
3304 j ++, psym ++)
3305 {
3306 psym->st_name = BYTE_GET (esyms[j].st_name);
3307 psym->st_info = BYTE_GET (esyms[j].st_info);
3308 psym->st_other = BYTE_GET (esyms[j].st_other);
3309 psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
3310 if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
3311 psym->st_shndx
3312 = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
3313 psym->st_value = BYTE_GET8 (esyms[j].st_value);
3314 psym->st_size = BYTE_GET8 (esyms[j].st_size);
3315 }
3316
3317 if (shndx)
3318 free (shndx);
3319 free (esyms);
3320
3321 return isyms;
3322 }
3323
3324 static const char *
3325 get_elf_section_flags (sh_flags)
3326 bfd_vma sh_flags;
3327 {
3328 static char buff [32];
3329
3330 * buff = 0;
3331
3332 while (sh_flags)
3333 {
3334 bfd_vma flag;
3335
3336 flag = sh_flags & - sh_flags;
3337 sh_flags &= ~ flag;
3338
3339 switch (flag)
3340 {
3341 case SHF_WRITE: strcat (buff, "W"); break;
3342 case SHF_ALLOC: strcat (buff, "A"); break;
3343 case SHF_EXECINSTR: strcat (buff, "X"); break;
3344 case SHF_MERGE: strcat (buff, "M"); break;
3345 case SHF_STRINGS: strcat (buff, "S"); break;
3346 case SHF_INFO_LINK: strcat (buff, "I"); break;
3347 case SHF_LINK_ORDER: strcat (buff, "L"); break;
3348 case SHF_OS_NONCONFORMING: strcat (buff, "O"); break;
3349 case SHF_GROUP: strcat (buff, "G"); break;
3350 case SHF_TLS: strcat (buff, "T"); break;
3351
3352 default:
3353 if (flag & SHF_MASKOS)
3354 {
3355 strcat (buff, "o");
3356 sh_flags &= ~ SHF_MASKOS;
3357 }
3358 else if (flag & SHF_MASKPROC)
3359 {
3360 strcat (buff, "p");
3361 sh_flags &= ~ SHF_MASKPROC;
3362 }
3363 else
3364 strcat (buff, "x");
3365 break;
3366 }
3367 }
3368
3369 return buff;
3370 }
3371
3372 static int
3373 process_section_headers (file)
3374 FILE * file;
3375 {
3376 Elf_Internal_Shdr * section;
3377 unsigned int i;
3378
3379 section_headers = NULL;
3380
3381 if (elf_header.e_shnum == 0)
3382 {
3383 if (do_sections)
3384 printf (_("\nThere are no sections in this file.\n"));
3385
3386 return 1;
3387 }
3388
3389 if (do_sections && !do_header)
3390 printf (_("There are %d section headers, starting at offset 0x%lx:\n"),
3391 elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
3392
3393 if (is_32bit_elf)
3394 {
3395 if (! get_32bit_section_headers (file, elf_header.e_shnum))
3396 return 0;
3397 }
3398 else if (! get_64bit_section_headers (file, elf_header.e_shnum))
3399 return 0;
3400
3401 /* Read in the string table, so that we have names to display. */
3402 section = SECTION_HEADER (elf_header.e_shstrndx);
3403
3404 if (section->sh_size != 0)
3405 {
3406 string_table = (char *) get_data (NULL, file, section->sh_offset,
3407 section->sh_size, _("string table"));
3408
3409 string_table_length = section->sh_size;
3410 }
3411
3412 /* Scan the sections for the dynamic symbol table
3413 and dynamic string table and debug sections. */
3414 dynamic_symbols = NULL;
3415 dynamic_strings = NULL;
3416 dynamic_syminfo = NULL;
3417
3418 for (i = 0, section = section_headers;
3419 i < elf_header.e_shnum;
3420 i ++, section ++)
3421 {
3422 char * name = SECTION_NAME (section);
3423
3424 if (section->sh_type == SHT_DYNSYM)
3425 {
3426 if (dynamic_symbols != NULL)
3427 {
3428 error (_("File contains multiple dynamic symbol tables\n"));
3429 continue;
3430 }
3431
3432 num_dynamic_syms = section->sh_size / section->sh_entsize;
3433 dynamic_symbols = GET_ELF_SYMBOLS (file, section);
3434 }
3435 else if (section->sh_type == SHT_STRTAB
3436 && strcmp (name, ".dynstr") == 0)
3437 {
3438 if (dynamic_strings != NULL)
3439 {
3440 error (_("File contains multiple dynamic string tables\n"));
3441 continue;
3442 }
3443
3444 dynamic_strings = (char *) get_data (NULL, file, section->sh_offset,
3445 section->sh_size,
3446 _("dynamic strings"));
3447 }
3448 else if (section->sh_type == SHT_SYMTAB_SHNDX)
3449 {
3450 if (symtab_shndx_hdr != NULL)
3451 {
3452 error (_("File contains multiple symtab shndx tables\n"));
3453 continue;
3454 }
3455 symtab_shndx_hdr = section;
3456 }
3457 else if ((do_debugging || do_debug_info || do_debug_abbrevs
3458 || do_debug_lines || do_debug_pubnames || do_debug_aranges
3459 || do_debug_frames || do_debug_macinfo || do_debug_str
3460 || do_debug_loc)
3461 && strncmp (name, ".debug_", 7) == 0)
3462 {
3463 name += 7;
3464
3465 if (do_debugging
3466 || (do_debug_info && (strcmp (name, "info") == 0))
3467 || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0))
3468 || (do_debug_lines && (strcmp (name, "line") == 0))
3469 || (do_debug_pubnames && (strcmp (name, "pubnames") == 0))
3470 || (do_debug_aranges && (strcmp (name, "aranges") == 0))
3471 || (do_debug_frames && (strcmp (name, "frame") == 0))
3472 || (do_debug_macinfo && (strcmp (name, "macinfo") == 0))
3473 || (do_debug_str && (strcmp (name, "str") == 0))
3474 || (do_debug_loc && (strcmp (name, "loc") == 0))
3475 )
3476 request_dump (i, DEBUG_DUMP);
3477 }
3478 /* linkonce section to be combined with .debug_info at link time. */
3479 else if ((do_debugging || do_debug_info)
3480 && strncmp (name, ".gnu.linkonce.wi.", 17) == 0)
3481 request_dump (i, DEBUG_DUMP);
3482 else if (do_debug_frames && strcmp (name, ".eh_frame") == 0)
3483 request_dump (i, DEBUG_DUMP);
3484 }
3485
3486 if (! do_sections)
3487 return 1;
3488
3489 if (elf_header.e_shnum > 1)
3490 printf (_("\nSection Headers:\n"));
3491 else
3492 printf (_("\nSection Header:\n"));
3493
3494 if (is_32bit_elf)
3495 printf
3496 (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
3497 else if (do_wide)
3498 printf
3499 (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n"));
3500 else
3501 {
3502 printf (_(" [Nr] Name Type Address Offset\n"));
3503 printf (_(" Size EntSize Flags Link Info Align\n"));
3504 }
3505
3506 for (i = 0, section = section_headers;
3507 i < elf_header.e_shnum;
3508 i ++, section ++)
3509 {
3510 printf (" [%2u] %-17.17s %-15.15s ",
3511 SECTION_HEADER_NUM (i),
3512 SECTION_NAME (section),
3513 get_section_type_name (section->sh_type));
3514
3515 if (is_32bit_elf)
3516 {
3517 print_vma (section->sh_addr, LONG_HEX);
3518
3519 printf ( " %6.6lx %6.6lx %2.2lx",
3520 (unsigned long) section->sh_offset,
3521 (unsigned long) section->sh_size,
3522 (unsigned long) section->sh_entsize);
3523
3524 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3525
3526 printf ("%2ld %3lx %2ld\n",
3527 (unsigned long) section->sh_link,
3528 (unsigned long) section->sh_info,
3529 (unsigned long) section->sh_addralign);
3530 }
3531 else if (do_wide)
3532 {
3533 print_vma (section->sh_addr, LONG_HEX);
3534
3535 if ((long) section->sh_offset == section->sh_offset)
3536 printf (" %6.6lx", (unsigned long) section->sh_offset);
3537 else
3538 {
3539 putchar (' ');
3540 print_vma (section->sh_offset, LONG_HEX);
3541 }
3542
3543 if ((unsigned long) section->sh_size == section->sh_size)
3544 printf (" %6.6lx", (unsigned long) section->sh_size);
3545 else
3546 {
3547 putchar (' ');
3548 print_vma (section->sh_size, LONG_HEX);
3549 }
3550
3551 if ((unsigned long) section->sh_entsize == section->sh_entsize)
3552 printf (" %2.2lx", (unsigned long) section->sh_entsize);
3553 else
3554 {
3555 putchar (' ');
3556 print_vma (section->sh_entsize, LONG_HEX);
3557 }
3558
3559 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3560
3561 printf ("%2ld %3lx ",
3562 (unsigned long) section->sh_link,
3563 (unsigned long) section->sh_info);
3564
3565 if ((unsigned long) section->sh_addralign == section->sh_addralign)
3566 printf ("%2ld\n", (unsigned long) section->sh_addralign);
3567 else
3568 {
3569 print_vma (section->sh_addralign, DEC);
3570 putchar ('\n');
3571 }
3572 }
3573 else
3574 {
3575 putchar (' ');
3576 print_vma (section->sh_addr, LONG_HEX);
3577 if ((long) section->sh_offset == section->sh_offset)
3578 printf (" %8.8lx", (unsigned long) section->sh_offset);
3579 else
3580 {
3581 printf (" ");
3582 print_vma (section->sh_offset, LONG_HEX);
3583 }
3584 printf ("\n ");
3585 print_vma (section->sh_size, LONG_HEX);
3586 printf (" ");
3587 print_vma (section->sh_entsize, LONG_HEX);
3588
3589 printf (" %3s ", get_elf_section_flags (section->sh_flags));
3590
3591 printf (" %2ld %3lx %ld\n",
3592 (unsigned long) section->sh_link,
3593 (unsigned long) section->sh_info,
3594 (unsigned long) section->sh_addralign);
3595 }
3596 }
3597
3598 printf (_("Key to Flags:\n\
3599 W (write), A (alloc), X (execute), M (merge), S (strings)\n\
3600 I (info), L (link order), G (group), x (unknown)\n\
3601 O (extra OS processing required) o (OS specific), p (processor specific)\n"));
3602
3603 return 1;
3604 }
3605
3606 /* Process the reloc section. */
3607 static int
3608 process_relocs (file)
3609 FILE * file;
3610 {
3611 unsigned long rel_size;
3612 unsigned long rel_offset;
3613
3614
3615 if (!do_reloc)
3616 return 1;
3617
3618 if (do_using_dynamic)
3619 {
3620 int is_rela = FALSE;
3621
3622 rel_size = 0;
3623 rel_offset = 0;
3624
3625 if (dynamic_info[DT_REL])
3626 {
3627 rel_offset = dynamic_info[DT_REL];
3628 rel_size = dynamic_info[DT_RELSZ];
3629 is_rela = FALSE;
3630 }
3631 else if (dynamic_info [DT_RELA])
3632 {
3633 rel_offset = dynamic_info[DT_RELA];
3634 rel_size = dynamic_info[DT_RELASZ];
3635 is_rela = TRUE;
3636 }
3637 else if (dynamic_info[DT_JMPREL])
3638 {
3639 rel_offset = dynamic_info[DT_JMPREL];
3640 rel_size = dynamic_info[DT_PLTRELSZ];
3641
3642 switch (dynamic_info[DT_PLTREL])
3643 {
3644 case DT_REL:
3645 is_rela = FALSE;
3646 break;
3647 case DT_RELA:
3648 is_rela = TRUE;
3649 break;
3650 default:
3651 is_rela = UNKNOWN;
3652 break;
3653 }
3654 }
3655
3656 if (rel_size)
3657 {
3658 printf
3659 (_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"),
3660 rel_offset, rel_size);
3661
3662 dump_relocations (file, rel_offset - loadaddr, rel_size,
3663 dynamic_symbols, num_dynamic_syms, dynamic_strings, is_rela);
3664 }
3665 else
3666 printf (_("\nThere are no dynamic relocations in this file.\n"));
3667 }
3668 else
3669 {
3670 Elf32_Internal_Shdr * section;
3671 unsigned long i;
3672 int found = 0;
3673
3674 for (i = 0, section = section_headers;
3675 i < elf_header.e_shnum;
3676 i++, section ++)
3677 {
3678 if ( section->sh_type != SHT_RELA
3679 && section->sh_type != SHT_REL)
3680 continue;
3681
3682 rel_offset = section->sh_offset;
3683 rel_size = section->sh_size;
3684
3685 if (rel_size)
3686 {
3687 Elf32_Internal_Shdr * strsec;
3688 Elf_Internal_Sym * symtab;
3689 char * strtab;
3690 int is_rela;
3691 unsigned long nsyms;
3692
3693 printf (_("\nRelocation section "));
3694
3695 if (string_table == NULL)
3696 printf ("%d", section->sh_name);
3697 else
3698 printf (_("'%s'"), SECTION_NAME (section));
3699
3700 printf (_(" at offset 0x%lx contains %lu entries:\n"),
3701 rel_offset, (unsigned long) (rel_size / section->sh_entsize));
3702
3703 symtab = NULL;
3704 strtab = NULL;
3705 nsyms = 0;
3706 if (section->sh_link)
3707 {
3708 Elf32_Internal_Shdr * symsec;
3709
3710 symsec = SECTION_HEADER (section->sh_link);
3711 nsyms = symsec->sh_size / symsec->sh_entsize;
3712 symtab = GET_ELF_SYMBOLS (file, symsec);
3713
3714 if (symtab == NULL)
3715 continue;
3716
3717 strsec = SECTION_HEADER (symsec->sh_link);
3718
3719 strtab = (char *) get_data (NULL, file, strsec->sh_offset,
3720 strsec->sh_size,
3721 _("string table"));
3722 }
3723 is_rela = section->sh_type == SHT_RELA;
3724
3725 dump_relocations (file, rel_offset, rel_size,
3726 symtab, nsyms, strtab, is_rela);
3727
3728 if (strtab)
3729 free (strtab);
3730 if (symtab)
3731 free (symtab);
3732
3733 found = 1;
3734 }
3735 }
3736
3737 if (! found)
3738 printf (_("\nThere are no relocations in this file.\n"));
3739 }
3740
3741 return 1;
3742 }
3743
3744 #include "unwind-ia64.h"
3745
3746 /* An absolute address consists of a section and an offset. If the
3747 section is NULL, the offset itself is the address, otherwise, the
3748 address equals to LOAD_ADDRESS(section) + offset. */
3749
3750 struct absaddr
3751 {
3752 unsigned short section;
3753 bfd_vma offset;
3754 };
3755
3756 struct unw_aux_info
3757 {
3758 struct unw_table_entry
3759 {
3760 struct absaddr start;
3761 struct absaddr end;
3762 struct absaddr info;
3763 }
3764 *table; /* Unwind table. */
3765 unsigned long table_len; /* Length of unwind table. */
3766 unsigned char * info; /* Unwind info. */
3767 unsigned long info_size; /* Size of unwind info. */
3768 bfd_vma info_addr; /* starting address of unwind info. */
3769 bfd_vma seg_base; /* Starting address of segment. */
3770 Elf_Internal_Sym * symtab; /* The symbol table. */
3771 unsigned long nsyms; /* Number of symbols. */
3772 char * strtab; /* The string table. */
3773 unsigned long strtab_size; /* Size of string table. */
3774 };
3775
3776 static void find_symbol_for_address PARAMS ((struct unw_aux_info *,
3777 struct absaddr, const char **,
3778 bfd_vma *));
3779 static void dump_ia64_unwind PARAMS ((struct unw_aux_info *));
3780 static int slurp_ia64_unwind_table PARAMS ((FILE *, struct unw_aux_info *,
3781 Elf32_Internal_Shdr *));
3782
3783 static void
3784 find_symbol_for_address (aux, addr, symname, offset)
3785 struct unw_aux_info *aux;
3786 struct absaddr addr;
3787 const char **symname;
3788 bfd_vma *offset;
3789 {
3790 bfd_vma dist = (bfd_vma) 0x100000;
3791 Elf_Internal_Sym *sym, *best = NULL;
3792 unsigned long i;
3793
3794 for (i = 0, sym = aux->symtab; i < aux->nsyms; ++i, ++sym)
3795 {
3796 if (ELF_ST_TYPE (sym->st_info) == STT_FUNC
3797 && sym->st_name != 0
3798 && (addr.section == SHN_UNDEF || addr.section == sym->st_shndx)
3799 && addr.offset >= sym->st_value
3800 && addr.offset - sym->st_value < dist)
3801 {
3802 best = sym;
3803 dist = addr.offset - sym->st_value;
3804 if (!dist)
3805 break;
3806 }
3807 }
3808 if (best)
3809 {
3810 *symname = (best->st_name >= aux->strtab_size
3811 ? "<corrupt>" : aux->strtab + best->st_name);
3812 *offset = dist;
3813 return;
3814 }
3815 *symname = NULL;
3816 *offset = addr.offset;
3817 }
3818
3819 static void
3820 dump_ia64_unwind (aux)
3821 struct unw_aux_info *aux;
3822 {
3823 bfd_vma addr_size;
3824 struct unw_table_entry * tp;
3825 int in_body;
3826
3827 addr_size = is_32bit_elf ? 4 : 8;
3828
3829 for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
3830 {
3831 bfd_vma stamp;
3832 bfd_vma offset;
3833 const unsigned char * dp;
3834 const unsigned char * head;
3835 const char * procname;
3836
3837 find_symbol_for_address (aux, tp->start, &procname, &offset);
3838
3839 fputs ("\n<", stdout);
3840
3841 if (procname)
3842 {
3843 fputs (procname, stdout);
3844
3845 if (offset)
3846 printf ("+%lx", (unsigned long) offset);
3847 }
3848
3849 fputs (">: [", stdout);
3850 print_vma (tp->start.offset, PREFIX_HEX);
3851 fputc ('-', stdout);
3852 print_vma (tp->end.offset, PREFIX_HEX);
3853 printf ("], info at +0x%lx\n",
3854 (unsigned long) (tp->info.offset - aux->seg_base));
3855
3856 head = aux->info + (tp->info.offset - aux->info_addr);
3857 stamp = BYTE_GET8 ((unsigned char *) head);
3858
3859 printf (" v%u, flags=0x%lx (%s%s), len=%lu bytes\n",
3860 (unsigned) UNW_VER (stamp),
3861 (unsigned long) ((stamp & UNW_FLAG_MASK) >> 32),
3862 UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "",
3863 UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "",
3864 (unsigned long) (addr_size * UNW_LENGTH (stamp)));
3865
3866 if (UNW_VER (stamp) != 1)
3867 {
3868 printf ("\tUnknown version.\n");
3869 continue;
3870 }
3871
3872 in_body = 0;
3873 for (dp = head + 8; dp < head + 8 + addr_size * UNW_LENGTH (stamp);)
3874 dp = unw_decode (dp, in_body, & in_body);
3875 }
3876 }
3877
3878 static int
3879 slurp_ia64_unwind_table (file, aux, sec)
3880 FILE *file;
3881 struct unw_aux_info *aux;
3882 Elf32_Internal_Shdr *sec;
3883 {
3884 unsigned long size, addr_size, nrelas, i;
3885 Elf_Internal_Phdr *prog_hdrs, *seg;
3886 struct unw_table_entry *tep;
3887 Elf32_Internal_Shdr *relsec;
3888 Elf_Internal_Rela *rela, *rp;
3889 unsigned char *table, *tp;
3890 Elf_Internal_Sym *sym;
3891 const char *relname;
3892 int result;
3893
3894 addr_size = is_32bit_elf ? 4 : 8;
3895
3896 /* First, find the starting address of the segment that includes
3897 this section: */
3898
3899 if (elf_header.e_phnum)
3900 {
3901 prog_hdrs = (Elf_Internal_Phdr *)
3902 xmalloc (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
3903
3904 if (is_32bit_elf)
3905 result = get_32bit_program_headers (file, prog_hdrs);
3906 else
3907 result = get_64bit_program_headers (file, prog_hdrs);
3908
3909 if (!result)
3910 {
3911 free (prog_hdrs);
3912 return 0;
3913 }
3914
3915 for (seg = prog_hdrs; seg < prog_hdrs + elf_header.e_phnum; ++seg)
3916 {
3917 if (seg->p_type != PT_LOAD)
3918 continue;
3919
3920 if (sec->sh_addr >= seg->p_vaddr
3921 && (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz))
3922 {
3923 aux->seg_base = seg->p_vaddr;
3924 break;
3925 }
3926 }
3927
3928 free (prog_hdrs);
3929 }
3930
3931 /* Second, build the unwind table from the contents of the unwind section: */
3932 size = sec->sh_size;
3933 table = (char *) get_data (NULL, file, sec->sh_offset,
3934 size, _("unwind table"));
3935 if (!table)
3936 return 0;
3937
3938 tep = aux->table = xmalloc (size / (3 * addr_size) * sizeof (aux->table[0]));
3939 for (tp = table; tp < table + size; tp += 3 * addr_size, ++ tep)
3940 {
3941 tep->start.section = SHN_UNDEF;
3942 tep->end.section = SHN_UNDEF;
3943 tep->info.section = SHN_UNDEF;
3944 if (is_32bit_elf)
3945 {
3946 tep->start.offset = byte_get ((unsigned char *) tp + 0, 4);
3947 tep->end.offset = byte_get ((unsigned char *) tp + 4, 4);
3948 tep->info.offset = byte_get ((unsigned char *) tp + 8, 4);
3949 }
3950 else
3951 {
3952 tep->start.offset = BYTE_GET8 ((unsigned char *) tp + 0);
3953 tep->end.offset = BYTE_GET8 ((unsigned char *) tp + 8);
3954 tep->info.offset = BYTE_GET8 ((unsigned char *) tp + 16);
3955 }
3956 tep->start.offset += aux->seg_base;
3957 tep->end.offset += aux->seg_base;
3958 tep->info.offset += aux->seg_base;
3959 }
3960 free (table);
3961
3962 /* Third, apply any relocations to the unwind table: */
3963
3964 for (relsec = section_headers;
3965 relsec < section_headers + elf_header.e_shnum;
3966 ++relsec)
3967 {
3968 if (relsec->sh_type != SHT_RELA
3969 || SECTION_HEADER (relsec->sh_info) != sec)
3970 continue;
3971
3972 if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
3973 & rela, & nrelas))
3974 return 0;
3975
3976 for (rp = rela; rp < rela + nrelas; ++rp)
3977 {
3978 if (is_32bit_elf)
3979 {
3980 relname = elf_ia64_reloc_type (ELF32_R_TYPE (rp->r_info));
3981 sym = aux->symtab + ELF32_R_SYM (rp->r_info);
3982
3983 if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
3984 {
3985 warn (_("Skipping unexpected symbol type %u\n"),
3986 ELF32_ST_TYPE (sym->st_info));
3987 continue;
3988 }
3989 }
3990 else
3991 {
3992 relname = elf_ia64_reloc_type (ELF64_R_TYPE (rp->r_info));
3993 sym = aux->symtab + ELF64_R_SYM (rp->r_info);
3994
3995 if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
3996 {
3997 warn (_("Skipping unexpected symbol type %u\n"),
3998 ELF64_ST_TYPE (sym->st_info));
3999 continue;
4000 }
4001 }
4002
4003 if (strncmp (relname, "R_IA64_SEGREL", 13) != 0)
4004 {
4005 warn (_("Skipping unexpected relocation type %s\n"), relname);
4006 continue;
4007 }
4008
4009 i = rp->r_offset / (3 * addr_size);
4010
4011 switch (rp->r_offset/addr_size % 3)
4012 {
4013 case 0:
4014 aux->table[i].start.section = sym->st_shndx;
4015 aux->table[i].start.offset += rp->r_addend;
4016 break;
4017 case 1:
4018 aux->table[i].end.section = sym->st_shndx;
4019 aux->table[i].end.offset += rp->r_addend;
4020 break;
4021 case 2:
4022 aux->table[i].info.section = sym->st_shndx;
4023 aux->table[i].info.offset += rp->r_addend;
4024 break;
4025 default:
4026 break;
4027 }
4028 }
4029
4030 free (rela);
4031 }
4032
4033 aux->table_len = size / (3 * addr_size);
4034 return 1;
4035 }
4036
4037 static int
4038 process_unwind (file)
4039 FILE * file;
4040 {
4041 Elf32_Internal_Shdr *sec, *unwsec = NULL, *strsec;
4042 unsigned long i, addr_size, unwcount = 0, unwstart = 0;
4043 struct unw_aux_info aux;
4044
4045 if (!do_unwind)
4046 return 1;
4047
4048 if (elf_header.e_machine != EM_IA_64)
4049 {
4050 printf (_("\nThere are no unwind sections in this file.\n"));
4051 return 1;
4052 }
4053
4054 memset (& aux, 0, sizeof (aux));
4055
4056 addr_size = is_32bit_elf ? 4 : 8;
4057
4058 for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
4059 {
4060 if (sec->sh_type == SHT_SYMTAB)
4061 {
4062 aux.nsyms = sec->sh_size / sec->sh_entsize;
4063 aux.symtab = GET_ELF_SYMBOLS (file, sec);
4064
4065 strsec = SECTION_HEADER (sec->sh_link);
4066 aux.strtab_size = strsec->sh_size;
4067 aux.strtab = (char *) get_data (NULL, file, strsec->sh_offset,
4068 aux.strtab_size, _("string table"));
4069 }
4070 else if (sec->sh_type == SHT_IA_64_UNWIND)
4071 unwcount++;
4072 }
4073
4074 if (!unwcount)
4075 printf (_("\nThere are no unwind sections in this file.\n"));
4076
4077 while (unwcount-- > 0)
4078 {
4079 char *suffix;
4080 size_t len, len2;
4081
4082 for (i = unwstart, sec = section_headers + unwstart;
4083 i < elf_header.e_shnum; ++i, ++sec)
4084 if (sec->sh_type == SHT_IA_64_UNWIND)
4085 {
4086 unwsec = sec;
4087 break;
4088 }
4089
4090 unwstart = i + 1;
4091 len = sizeof (ELF_STRING_ia64_unwind_once) - 1;
4092
4093 if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind_once,
4094 len) == 0)
4095 {
4096 /* .gnu.linkonce.ia64unw.FOO -> .gnu.linkonce.ia64unwi.FOO */
4097 len2 = sizeof (ELF_STRING_ia64_unwind_info_once) - 1;
4098 suffix = SECTION_NAME (unwsec) + len;
4099 for (i = 0, sec = section_headers; i < elf_header.e_shnum;
4100 ++i, ++sec)
4101 if (strncmp (SECTION_NAME (sec),
4102 ELF_STRING_ia64_unwind_info_once, len2) == 0
4103 && strcmp (SECTION_NAME (sec) + len2, suffix) == 0)
4104 break;
4105 }
4106 else
4107 {
4108 /* .IA_64.unwindFOO -> .IA_64.unwind_infoFOO
4109 .IA_64.unwind or BAR -> .IA_64.unwind_info */
4110 len = sizeof (ELF_STRING_ia64_unwind) - 1;
4111 len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1;
4112 suffix = "";
4113 if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind,
4114 len) == 0)
4115 suffix = SECTION_NAME (unwsec) + len;
4116 for (i = 0, sec = section_headers; i < elf_header.e_shnum;
4117 ++i, ++sec)
4118 if (strncmp (SECTION_NAME (sec),
4119 ELF_STRING_ia64_unwind_info, len2) == 0
4120 && strcmp (SECTION_NAME (sec) + len2, suffix) == 0)
4121 break;
4122 }
4123
4124 if (i == elf_header.e_shnum)
4125 {
4126 printf (_("\nCould not find unwind info section for "));
4127
4128 if (string_table == NULL)
4129 printf ("%d", unwsec->sh_name);
4130 else
4131 printf (_("'%s'"), SECTION_NAME (unwsec));
4132 }
4133 else
4134 {
4135 aux.info_size = sec->sh_size;
4136 aux.info_addr = sec->sh_addr;
4137 aux.info = (char *) get_data (NULL, file, sec->sh_offset,
4138 aux.info_size, _("unwind info"));
4139
4140 printf (_("\nUnwind section "));
4141
4142 if (string_table == NULL)
4143 printf ("%d", unwsec->sh_name);
4144 else
4145 printf (_("'%s'"), SECTION_NAME (unwsec));
4146
4147 printf (_(" at offset 0x%lx contains %lu entries:\n"),
4148 (unsigned long) unwsec->sh_offset,
4149 (unsigned long) (unwsec->sh_size / (3 * addr_size)));
4150
4151 (void) slurp_ia64_unwind_table (file, & aux, unwsec);
4152
4153 if (aux.table_len > 0)
4154 dump_ia64_unwind (& aux);
4155
4156 if (aux.table)
4157 free ((char *) aux.table);
4158 if (aux.info)
4159 free ((char *) aux.info);
4160 aux.table = NULL;
4161 aux.info = NULL;
4162 }
4163 }
4164
4165 if (aux.symtab)
4166 free (aux.symtab);
4167 if (aux.strtab)
4168 free ((char *) aux.strtab);
4169
4170 return 1;
4171 }
4172
4173 static void
4174 dynamic_segment_mips_val (entry)
4175 Elf_Internal_Dyn * entry;
4176 {
4177 switch (entry->d_tag)
4178 {
4179 case DT_MIPS_FLAGS:
4180 if (entry->d_un.d_val == 0)
4181 printf ("NONE\n");
4182 else
4183 {
4184 static const char * opts[] =
4185 {
4186 "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT",
4187 "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS",
4188 "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD",
4189 "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF",
4190 "RLD_ORDER_SAFE"
4191 };
4192 unsigned int cnt;
4193 int first = 1;
4194 for (cnt = 0; cnt < NUM_ELEM (opts); ++ cnt)
4195 if (entry->d_un.d_val & (1 << cnt))
4196 {
4197 printf ("%s%s", first ? "" : " ", opts[cnt]);
4198 first = 0;
4199 }
4200 puts ("");
4201 }
4202 break;
4203
4204 case DT_MIPS_IVERSION:
4205 if (dynamic_strings != NULL)
4206 printf ("Interface Version: %s\n",
4207 dynamic_strings + entry->d_un.d_val);
4208 else
4209 printf ("%ld\n", (long) entry->d_un.d_ptr);
4210 break;
4211
4212 case DT_MIPS_TIME_STAMP:
4213 {
4214 char timebuf[20];
4215 struct tm * tmp;
4216
4217 time_t time = entry->d_un.d_val;
4218 tmp = gmtime (&time);
4219 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
4220 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
4221 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
4222 printf ("Time Stamp: %s\n", timebuf);
4223 }
4224 break;
4225
4226 case DT_MIPS_RLD_VERSION:
4227 case DT_MIPS_LOCAL_GOTNO:
4228 case DT_MIPS_CONFLICTNO:
4229 case DT_MIPS_LIBLISTNO:
4230 case DT_MIPS_SYMTABNO:
4231 case DT_MIPS_UNREFEXTNO:
4232 case DT_MIPS_HIPAGENO:
4233 case DT_MIPS_DELTA_CLASS_NO:
4234 case DT_MIPS_DELTA_INSTANCE_NO:
4235 case DT_MIPS_DELTA_RELOC_NO:
4236 case DT_MIPS_DELTA_SYM_NO:
4237 case DT_MIPS_DELTA_CLASSSYM_NO:
4238 case DT_MIPS_COMPACT_SIZE:
4239 printf ("%ld\n", (long) entry->d_un.d_ptr);
4240 break;
4241
4242 default:
4243 printf ("%#lx\n", (long) entry->d_un.d_ptr);
4244 }
4245 }
4246
4247
4248 static void
4249 dynamic_segment_parisc_val (entry)
4250 Elf_Internal_Dyn * entry;
4251 {
4252 switch (entry->d_tag)
4253 {
4254 case DT_HP_DLD_FLAGS:
4255 {
4256 static struct
4257 {
4258 long int bit;
4259 const char * str;
4260 }
4261 flags[] =
4262 {
4263 { DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" },
4264 { DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" },
4265 { DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" },
4266 { DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" },
4267 { DT_HP_BIND_NOW, "HP_BIND_NOW" },
4268 { DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" },
4269 { DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" },
4270 { DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" },
4271 { DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" },
4272 { DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" },
4273 { DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" }
4274 };
4275 int first = 1;
4276 size_t cnt;
4277 bfd_vma val = entry->d_un.d_val;
4278
4279 for (cnt = 0; cnt < sizeof (flags) / sizeof (flags[0]); ++cnt)
4280 if (val & flags[cnt].bit)
4281 {
4282 if (! first)
4283 putchar (' ');
4284 fputs (flags[cnt].str, stdout);
4285 first = 0;
4286 val ^= flags[cnt].bit;
4287 }
4288
4289 if (val != 0 || first)
4290 {
4291 if (! first)
4292 putchar (' ');
4293 print_vma (val, HEX);
4294 }
4295 }
4296 break;
4297
4298 default:
4299 print_vma (entry->d_un.d_ptr, PREFIX_HEX);
4300 break;
4301 }
4302 putchar ('\n');
4303 }
4304
4305 static int
4306 get_32bit_dynamic_segment (file)
4307 FILE * file;
4308 {
4309 Elf32_External_Dyn * edyn;
4310 Elf_Internal_Dyn * entry;
4311 bfd_size_type i;
4312
4313 edyn = (Elf32_External_Dyn *) get_data (NULL, file, dynamic_addr,
4314 dynamic_size, _("dynamic segment"));
4315 if (!edyn)
4316 return 0;
4317
4318 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
4319 how large this .dynamic is now. We can do this even before the byte
4320 swapping since the DT_NULL tag is recognizable. */
4321 dynamic_size = 0;
4322 while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL)
4323 ;
4324
4325 dynamic_segment = (Elf_Internal_Dyn *)
4326 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
4327
4328 if (dynamic_segment == NULL)
4329 {
4330 error (_("Out of memory\n"));
4331 free (edyn);
4332 return 0;
4333 }
4334
4335 for (i = 0, entry = dynamic_segment;
4336 i < dynamic_size;
4337 i ++, entry ++)
4338 {
4339 entry->d_tag = BYTE_GET (edyn [i].d_tag);
4340 entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val);
4341 }
4342
4343 free (edyn);
4344
4345 return 1;
4346 }
4347
4348 static int
4349 get_64bit_dynamic_segment (file)
4350 FILE * file;
4351 {
4352 Elf64_External_Dyn * edyn;
4353 Elf_Internal_Dyn * entry;
4354 bfd_size_type i;
4355
4356 edyn = (Elf64_External_Dyn *) get_data (NULL, file, dynamic_addr,
4357 dynamic_size, _("dynamic segment"));
4358 if (!edyn)
4359 return 0;
4360
4361 /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
4362 how large this .dynamic is now. We can do this even before the byte
4363 swapping since the DT_NULL tag is recognizable. */
4364 dynamic_size = 0;
4365 while (*(bfd_vma *) edyn [dynamic_size ++].d_tag != DT_NULL)
4366 ;
4367
4368 dynamic_segment = (Elf_Internal_Dyn *)
4369 malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
4370
4371 if (dynamic_segment == NULL)
4372 {
4373 error (_("Out of memory\n"));
4374 free (edyn);
4375 return 0;
4376 }
4377
4378 for (i = 0, entry = dynamic_segment;
4379 i < dynamic_size;
4380 i ++, entry ++)
4381 {
4382 entry->d_tag = BYTE_GET8 (edyn [i].d_tag);
4383 entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val);
4384 }
4385
4386 free (edyn);
4387
4388 return 1;
4389 }
4390
4391 static const char *
4392 get_dynamic_flags (flags)
4393 bfd_vma flags;
4394 {
4395 static char buff [128];
4396 char *p = buff;
4397
4398 *p = '\0';
4399 while (flags)
4400 {
4401 bfd_vma flag;
4402
4403 flag = flags & - flags;
4404 flags &= ~ flag;
4405
4406 if (p != buff)
4407 *p++ = ' ';
4408
4409 switch (flag)
4410 {
4411 case DF_ORIGIN: strcpy (p, "ORIGIN"); break;
4412 case DF_SYMBOLIC: strcpy (p, "SYMBOLIC"); break;
4413 case DF_TEXTREL: strcpy (p, "TEXTREL"); break;
4414 case DF_BIND_NOW: strcpy (p, "BIND_NOW"); break;
4415 case DF_STATIC_TLS: strcpy (p, "STATIC_TLS"); break;
4416 default: strcpy (p, "unknown"); break;
4417 }
4418
4419 p = strchr (p, '\0');
4420 }
4421 return buff;
4422 }
4423
4424 /* Parse and display the contents of the dynamic segment. */
4425 static int
4426 process_dynamic_segment (file)
4427 FILE * file;
4428 {
4429 Elf_Internal_Dyn * entry;
4430 bfd_size_type i;
4431
4432 if (dynamic_size == 0)
4433 {
4434 if (do_dynamic)
4435 printf (_("\nThere is no dynamic segment in this file.\n"));
4436
4437 return 1;
4438 }
4439
4440 if (is_32bit_elf)
4441 {
4442 if (! get_32bit_dynamic_segment (file))
4443 return 0;
4444 }
4445 else if (! get_64bit_dynamic_segment (file))
4446 return 0;
4447
4448 /* Find the appropriate symbol table. */
4449 if (dynamic_symbols == NULL)
4450 {
4451 for (i = 0, entry = dynamic_segment;
4452 i < dynamic_size;
4453 ++i, ++ entry)
4454 {
4455 Elf32_Internal_Shdr section;
4456
4457 if (entry->d_tag != DT_SYMTAB)
4458 continue;
4459
4460 dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
4461
4462 /* Since we do not know how big the symbol table is,
4463 we default to reading in the entire file (!) and
4464 processing that. This is overkill, I know, but it
4465 should work. */
4466 section.sh_offset = entry->d_un.d_val - loadaddr;
4467
4468 if (fseek (file, 0, SEEK_END))
4469 error (_("Unable to seek to end of file!"));
4470
4471 section.sh_size = ftell (file) - section.sh_offset;
4472 if (is_32bit_elf)
4473 section.sh_entsize = sizeof (Elf32_External_Sym);
4474 else
4475 section.sh_entsize = sizeof (Elf64_External_Sym);
4476
4477 num_dynamic_syms = section.sh_size / section.sh_entsize;
4478 if (num_dynamic_syms < 1)
4479 {
4480 error (_("Unable to determine the number of symbols to load\n"));
4481 continue;
4482 }
4483
4484 dynamic_symbols = GET_ELF_SYMBOLS (file, &section);
4485 }
4486 }
4487
4488 /* Similarly find a string table. */
4489 if (dynamic_strings == NULL)
4490 {
4491 for (i = 0, entry = dynamic_segment;
4492 i < dynamic_size;
4493 ++i, ++ entry)
4494 {
4495 unsigned long offset;
4496 long str_tab_len;
4497
4498 if (entry->d_tag != DT_STRTAB)
4499 continue;
4500
4501 dynamic_info[DT_STRTAB] = entry->d_un.d_val;
4502
4503 /* Since we do not know how big the string table is,
4504 we default to reading in the entire file (!) and
4505 processing that. This is overkill, I know, but it
4506 should work. */
4507
4508 offset = entry->d_un.d_val - loadaddr;
4509 if (fseek (file, 0, SEEK_END))
4510 error (_("Unable to seek to end of file\n"));
4511 str_tab_len = ftell (file) - offset;
4512
4513 if (str_tab_len < 1)
4514 {
4515 error
4516 (_("Unable to determine the length of the dynamic string table\n"));
4517 continue;
4518 }
4519
4520 dynamic_strings = (char *) get_data (NULL, file, offset, str_tab_len,
4521 _("dynamic string table"));
4522 break;
4523 }
4524 }
4525
4526 /* And find the syminfo section if available. */
4527 if (dynamic_syminfo == NULL)
4528 {
4529 unsigned int syminsz = 0;
4530
4531 for (i = 0, entry = dynamic_segment;
4532 i < dynamic_size;
4533 ++i, ++ entry)
4534 {
4535 if (entry->d_tag == DT_SYMINENT)
4536 {
4537 /* Note: these braces are necessary to avoid a syntax
4538 error from the SunOS4 C compiler. */
4539 assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val);
4540 }
4541 else if (entry->d_tag == DT_SYMINSZ)
4542 syminsz = entry->d_un.d_val;
4543 else if (entry->d_tag == DT_SYMINFO)
4544 dynamic_syminfo_offset = entry->d_un.d_val - loadaddr;
4545 }
4546
4547 if (dynamic_syminfo_offset != 0 && syminsz != 0)
4548 {
4549 Elf_External_Syminfo * extsyminfo;
4550 Elf_Internal_Syminfo * syminfo;
4551
4552 /* There is a syminfo section. Read the data. */
4553 extsyminfo = ((Elf_External_Syminfo *)
4554 get_data (NULL, file, dynamic_syminfo_offset,
4555 syminsz, _("symbol information")));
4556 if (!extsyminfo)
4557 return 0;
4558
4559 dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz);
4560 if (dynamic_syminfo == NULL)
4561 {
4562 error (_("Out of memory\n"));
4563 return 0;
4564 }
4565
4566 dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
4567 for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent;
4568 ++i, ++syminfo)
4569 {
4570 syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto);
4571 syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags);
4572 }
4573
4574 free (extsyminfo);
4575 }
4576 }
4577
4578 if (do_dynamic && dynamic_addr)
4579 printf (_("\nDynamic segment at offset 0x%x contains %ld entries:\n"),
4580 dynamic_addr, (long) dynamic_size);
4581 if (do_dynamic)
4582 printf (_(" Tag Type Name/Value\n"));
4583
4584 for (i = 0, entry = dynamic_segment;
4585 i < dynamic_size;
4586 i++, entry ++)
4587 {
4588 if (do_dynamic)
4589 {
4590 const char * dtype;
4591
4592 putchar (' ');
4593 print_vma (entry->d_tag, FULL_HEX);
4594 dtype = get_dynamic_type (entry->d_tag);
4595 printf (" (%s)%*s", dtype,
4596 ((is_32bit_elf ? 27 : 19)
4597 - (int) strlen (dtype)),
4598 " ");
4599 }
4600
4601 switch (entry->d_tag)
4602 {
4603 case DT_FLAGS:
4604 if (do_dynamic)
4605 puts (get_dynamic_flags (entry->d_un.d_val));
4606 break;
4607
4608 case DT_AUXILIARY:
4609 case DT_FILTER:
4610 case DT_CONFIG:
4611 case DT_DEPAUDIT:
4612 case DT_AUDIT:
4613 if (do_dynamic)
4614 {
4615 switch (entry->d_tag)
4616 {
4617 case DT_AUXILIARY:
4618 printf (_("Auxiliary library"));
4619 break;
4620
4621 case DT_FILTER:
4622 printf (_("Filter library"));
4623 break;
4624
4625 case DT_CONFIG:
4626 printf (_("Configuration file"));
4627 break;
4628
4629 case DT_DEPAUDIT:
4630 printf (_("Dependency audit library"));
4631 break;
4632
4633 case DT_AUDIT:
4634 printf (_("Audit library"));
4635 break;
4636 }
4637
4638 if (dynamic_strings)
4639 printf (": [%s]\n", dynamic_strings + entry->d_un.d_val);
4640 else
4641 {
4642 printf (": ");
4643 print_vma (entry->d_un.d_val, PREFIX_HEX);
4644 putchar ('\n');
4645 }
4646 }
4647 break;
4648
4649 case DT_FEATURE:
4650 if (do_dynamic)
4651 {
4652 printf (_("Flags:"));
4653
4654 if (entry->d_un.d_val == 0)
4655 printf (_(" None\n"));
4656 else
4657 {
4658 unsigned long int val = entry->d_un.d_val;
4659
4660 if (val & DTF_1_PARINIT)
4661 {
4662 printf (" PARINIT");
4663 val ^= DTF_1_PARINIT;
4664 }
4665 if (val & DTF_1_CONFEXP)
4666 {
4667 printf (" CONFEXP");
4668 val ^= DTF_1_CONFEXP;
4669 }
4670 if (val != 0)
4671 printf (" %lx", val);
4672 puts ("");
4673 }
4674 }
4675 break;
4676
4677 case DT_POSFLAG_1:
4678 if (do_dynamic)
4679 {
4680 printf (_("Flags:"));
4681
4682 if (entry->d_un.d_val == 0)
4683 printf (_(" None\n"));
4684 else
4685 {
4686 unsigned long int val = entry->d_un.d_val;
4687
4688 if (val & DF_P1_LAZYLOAD)
4689 {
4690 printf (" LAZYLOAD");
4691 val ^= DF_P1_LAZYLOAD;
4692 }
4693 if (val & DF_P1_GROUPPERM)
4694 {
4695 printf (" GROUPPERM");
4696 val ^= DF_P1_GROUPPERM;
4697 }
4698 if (val != 0)
4699 printf (" %lx", val);
4700 puts ("");
4701 }
4702 }
4703 break;
4704
4705 case DT_FLAGS_1:
4706 if (do_dynamic)
4707 {
4708 printf (_("Flags:"));
4709 if (entry->d_un.d_val == 0)
4710 printf (_(" None\n"));
4711 else
4712 {
4713 unsigned long int val = entry->d_un.d_val;
4714
4715 if (val & DF_1_NOW)
4716 {
4717 printf (" NOW");
4718 val ^= DF_1_NOW;
4719 }
4720 if (val & DF_1_GLOBAL)
4721 {
4722 printf (" GLOBAL");
4723 val ^= DF_1_GLOBAL;
4724 }
4725 if (val & DF_1_GROUP)
4726 {
4727 printf (" GROUP");
4728 val ^= DF_1_GROUP;
4729 }
4730 if (val & DF_1_NODELETE)
4731 {
4732 printf (" NODELETE");
4733 val ^= DF_1_NODELETE;
4734 }
4735 if (val & DF_1_LOADFLTR)
4736 {
4737 printf (" LOADFLTR");
4738 val ^= DF_1_LOADFLTR;
4739 }
4740 if (val & DF_1_INITFIRST)
4741 {
4742 printf (" INITFIRST");
4743 val ^= DF_1_INITFIRST;
4744 }
4745 if (val & DF_1_NOOPEN)
4746 {
4747 printf (" NOOPEN");
4748 val ^= DF_1_NOOPEN;
4749 }
4750 if (val & DF_1_ORIGIN)
4751 {
4752 printf (" ORIGIN");
4753 val ^= DF_1_ORIGIN;
4754 }
4755 if (val & DF_1_DIRECT)
4756 {
4757 printf (" DIRECT");
4758 val ^= DF_1_DIRECT;
4759 }
4760 if (val & DF_1_TRANS)
4761 {
4762 printf (" TRANS");
4763 val ^= DF_1_TRANS;
4764 }
4765 if (val & DF_1_INTERPOSE)
4766 {
4767 printf (" INTERPOSE");
4768 val ^= DF_1_INTERPOSE;
4769 }
4770 if (val & DF_1_NODEFLIB)
4771 {
4772 printf (" NODEFLIB");
4773 val ^= DF_1_NODEFLIB;
4774 }
4775 if (val & DF_1_NODUMP)
4776 {
4777 printf (" NODUMP");
4778 val ^= DF_1_NODUMP;
4779 }
4780 if (val & DF_1_CONLFAT)
4781 {
4782 printf (" CONLFAT");
4783 val ^= DF_1_CONLFAT;
4784 }
4785 if (val != 0)
4786 printf (" %lx", val);
4787 puts ("");
4788 }
4789 }
4790 break;
4791
4792 case DT_PLTREL:
4793 if (do_dynamic)
4794 puts (get_dynamic_type (entry->d_un.d_val));
4795 break;
4796
4797 case DT_NULL :
4798 case DT_NEEDED :
4799 case DT_PLTGOT :
4800 case DT_HASH :
4801 case DT_STRTAB :
4802 case DT_SYMTAB :
4803 case DT_RELA :
4804 case DT_INIT :
4805 case DT_FINI :
4806 case DT_SONAME :
4807 case DT_RPATH :
4808 case DT_SYMBOLIC:
4809 case DT_REL :
4810 case DT_DEBUG :
4811 case DT_TEXTREL :
4812 case DT_JMPREL :
4813 case DT_RUNPATH :
4814 dynamic_info[entry->d_tag] = entry->d_un.d_val;
4815
4816 if (do_dynamic)
4817 {
4818 char * name;
4819
4820 if (dynamic_strings == NULL)
4821 name = NULL;
4822 else
4823 name = dynamic_strings + entry->d_un.d_val;
4824
4825 if (name)
4826 {
4827 switch (entry->d_tag)
4828 {
4829 case DT_NEEDED:
4830 printf (_("Shared library: [%s]"), name);
4831
4832 if (strcmp (name, program_interpreter) == 0)
4833 printf (_(" program interpreter"));
4834 break;
4835
4836 case DT_SONAME:
4837 printf (_("Library soname: [%s]"), name);
4838 break;
4839
4840 case DT_RPATH:
4841 printf (_("Library rpath: [%s]"), name);
4842 break;
4843
4844 case DT_RUNPATH:
4845 printf (_("Library runpath: [%s]"), name);
4846 break;
4847
4848 default:
4849 print_vma (entry->d_un.d_val, PREFIX_HEX);
4850 break;
4851 }
4852 }
4853 else
4854 print_vma (entry->d_un.d_val, PREFIX_HEX);
4855
4856 putchar ('\n');
4857 }
4858 break;
4859
4860 case DT_PLTRELSZ:
4861 case DT_RELASZ :
4862 case DT_STRSZ :
4863 case DT_RELSZ :
4864 case DT_RELAENT :
4865 case DT_SYMENT :
4866 case DT_RELENT :
4867 case DT_PLTPADSZ:
4868 case DT_MOVEENT :
4869 case DT_MOVESZ :
4870 case DT_INIT_ARRAYSZ:
4871 case DT_FINI_ARRAYSZ:
4872 case DT_GNU_CONFLICTSZ:
4873 case DT_GNU_LIBLISTSZ:
4874 if (do_dynamic)
4875 {
4876 print_vma (entry->d_un.d_val, UNSIGNED);
4877 printf (" (bytes)\n");
4878 }
4879 break;
4880
4881 case DT_VERDEFNUM:
4882 case DT_VERNEEDNUM:
4883 case DT_RELACOUNT:
4884 case DT_RELCOUNT:
4885 if (do_dynamic)
4886 {
4887 print_vma (entry->d_un.d_val, UNSIGNED);
4888 putchar ('\n');
4889 }
4890 break;
4891
4892 case DT_SYMINSZ:
4893 case DT_SYMINENT:
4894 case DT_SYMINFO:
4895 case DT_USED:
4896 case DT_INIT_ARRAY:
4897 case DT_FINI_ARRAY:
4898 if (do_dynamic)
4899 {
4900 if (dynamic_strings != NULL && entry->d_tag == DT_USED)
4901 {
4902 char * name;
4903
4904 name = dynamic_strings + entry->d_un.d_val;
4905
4906 if (* name)
4907 {
4908 printf (_("Not needed object: [%s]\n"), name);
4909 break;
4910 }
4911 }
4912
4913 print_vma (entry->d_un.d_val, PREFIX_HEX);
4914 putchar ('\n');
4915 }
4916 break;
4917
4918 case DT_BIND_NOW:
4919 /* The value of this entry is ignored. */
4920 if (do_dynamic)
4921 putchar ('\n');
4922 break;
4923
4924 case DT_GNU_PRELINKED:
4925 if (do_dynamic)
4926 {
4927 struct tm * tmp;
4928 time_t time = entry->d_un.d_val;
4929
4930 tmp = gmtime (&time);
4931 printf ("%04u-%02u-%02uT%02u:%02u:%02u\n",
4932 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
4933 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
4934
4935 }
4936 break;
4937
4938 default:
4939 if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM))
4940 version_info [DT_VERSIONTAGIDX (entry->d_tag)] =
4941 entry->d_un.d_val;
4942
4943 if (do_dynamic)
4944 {
4945 switch (elf_header.e_machine)
4946 {
4947 case EM_MIPS:
4948 case EM_MIPS_RS3_LE:
4949 dynamic_segment_mips_val (entry);
4950 break;
4951 case EM_PARISC:
4952 dynamic_segment_parisc_val (entry);
4953 break;
4954 default:
4955 print_vma (entry->d_un.d_val, PREFIX_HEX);
4956 putchar ('\n');
4957 }
4958 }
4959 else
4960 putchar ('\n');
4961 break;
4962 }
4963 }
4964
4965 return 1;
4966 }
4967
4968 static char *
4969 get_ver_flags (flags)
4970 unsigned int flags;
4971 {
4972 static char buff [32];
4973
4974 buff[0] = 0;
4975
4976 if (flags == 0)
4977 return _("none");
4978
4979 if (flags & VER_FLG_BASE)
4980 strcat (buff, "BASE ");
4981
4982 if (flags & VER_FLG_WEAK)
4983 {
4984 if (flags & VER_FLG_BASE)
4985 strcat (buff, "| ");
4986
4987 strcat (buff, "WEAK ");
4988 }
4989
4990 if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK))
4991 strcat (buff, "| <unknown>");
4992
4993 return buff;
4994 }
4995
4996 /* Display the contents of the version sections. */
4997 static int
4998 process_version_sections (file)
4999 FILE * file;
5000 {
5001 Elf32_Internal_Shdr * section;
5002 unsigned i;
5003 int found = 0;
5004
5005 if (! do_version)
5006 return 1;
5007
5008 for (i = 0, section = section_headers;
5009 i < elf_header.e_shnum;
5010 i++, section ++)
5011 {
5012 switch (section->sh_type)
5013 {
5014 case SHT_GNU_verdef:
5015 {
5016 Elf_External_Verdef * edefs;
5017 unsigned int idx;
5018 unsigned int cnt;
5019
5020 found = 1;
5021
5022 printf
5023 (_("\nVersion definition section '%s' contains %ld entries:\n"),
5024 SECTION_NAME (section), section->sh_info);
5025
5026 printf (_(" Addr: 0x"));
5027 printf_vma (section->sh_addr);
5028 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
5029 (unsigned long) section->sh_offset, section->sh_link,
5030 SECTION_NAME (SECTION_HEADER (section->sh_link)));
5031
5032 edefs = ((Elf_External_Verdef *)
5033 get_data (NULL, file, section->sh_offset,
5034 section->sh_size,
5035 _("version definition section")));
5036 if (!edefs)
5037 break;
5038
5039 for (idx = cnt = 0; cnt < section->sh_info; ++ cnt)
5040 {
5041 char * vstart;
5042 Elf_External_Verdef * edef;
5043 Elf_Internal_Verdef ent;
5044 Elf_External_Verdaux * eaux;
5045 Elf_Internal_Verdaux aux;
5046 int j;
5047 int isum;
5048
5049 vstart = ((char *) edefs) + idx;
5050
5051 edef = (Elf_External_Verdef *) vstart;
5052
5053 ent.vd_version = BYTE_GET (edef->vd_version);
5054 ent.vd_flags = BYTE_GET (edef->vd_flags);
5055 ent.vd_ndx = BYTE_GET (edef->vd_ndx);
5056 ent.vd_cnt = BYTE_GET (edef->vd_cnt);
5057 ent.vd_hash = BYTE_GET (edef->vd_hash);
5058 ent.vd_aux = BYTE_GET (edef->vd_aux);
5059 ent.vd_next = BYTE_GET (edef->vd_next);
5060
5061 printf (_(" %#06x: Rev: %d Flags: %s"),
5062 idx, ent.vd_version, get_ver_flags (ent.vd_flags));
5063
5064 printf (_(" Index: %d Cnt: %d "),
5065 ent.vd_ndx, ent.vd_cnt);
5066
5067 vstart += ent.vd_aux;
5068
5069 eaux = (Elf_External_Verdaux *) vstart;
5070
5071 aux.vda_name = BYTE_GET (eaux->vda_name);
5072 aux.vda_next = BYTE_GET (eaux->vda_next);
5073
5074 if (dynamic_strings)
5075 printf (_("Name: %s\n"), dynamic_strings + aux.vda_name);
5076 else
5077 printf (_("Name index: %ld\n"), aux.vda_name);
5078
5079 isum = idx + ent.vd_aux;
5080
5081 for (j = 1; j < ent.vd_cnt; j ++)
5082 {
5083 isum += aux.vda_next;
5084 vstart += aux.vda_next;
5085
5086 eaux = (Elf_External_Verdaux *) vstart;
5087
5088 aux.vda_name = BYTE_GET (eaux->vda_name);
5089 aux.vda_next = BYTE_GET (eaux->vda_next);
5090
5091 if (dynamic_strings)
5092 printf (_(" %#06x: Parent %d: %s\n"),
5093 isum, j, dynamic_strings + aux.vda_name);
5094 else
5095 printf (_(" %#06x: Parent %d, name index: %ld\n"),
5096 isum, j, aux.vda_name);
5097 }
5098
5099 idx += ent.vd_next;
5100 }
5101
5102 free (edefs);
5103 }
5104 break;
5105
5106 case SHT_GNU_verneed:
5107 {
5108 Elf_External_Verneed * eneed;
5109 unsigned int idx;
5110 unsigned int cnt;
5111
5112 found = 1;
5113
5114 printf (_("\nVersion needs section '%s' contains %ld entries:\n"),
5115 SECTION_NAME (section), section->sh_info);
5116
5117 printf (_(" Addr: 0x"));
5118 printf_vma (section->sh_addr);
5119 printf (_(" Offset: %#08lx Link to section: %ld (%s)\n"),
5120 (unsigned long) section->sh_offset, section->sh_link,
5121 SECTION_NAME (SECTION_HEADER (section->sh_link)));
5122
5123 eneed = ((Elf_External_Verneed *)
5124 get_data (NULL, file, section->sh_offset,
5125 section->sh_size, _("version need section")));
5126 if (!eneed)
5127 break;
5128
5129 for (idx = cnt = 0; cnt < section->sh_info; ++cnt)
5130 {
5131 Elf_External_Verneed * entry;
5132 Elf_Internal_Verneed ent;
5133 int j;
5134 int isum;
5135 char * vstart;
5136
5137 vstart = ((char *) eneed) + idx;
5138
5139 entry = (Elf_External_Verneed *) vstart;
5140
5141 ent.vn_version = BYTE_GET (entry->vn_version);
5142 ent.vn_cnt = BYTE_GET (entry->vn_cnt);
5143 ent.vn_file = BYTE_GET (entry->vn_file);
5144 ent.vn_aux = BYTE_GET (entry->vn_aux);
5145 ent.vn_next = BYTE_GET (entry->vn_next);
5146
5147 printf (_(" %#06x: Version: %d"), idx, ent.vn_version);
5148
5149 if (dynamic_strings)
5150 printf (_(" File: %s"), dynamic_strings + ent.vn_file);
5151 else
5152 printf (_(" File: %lx"), ent.vn_file);
5153
5154 printf (_(" Cnt: %d\n"), ent.vn_cnt);
5155
5156 vstart += ent.vn_aux;
5157
5158 for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j)
5159 {
5160 Elf_External_Vernaux * eaux;
5161 Elf_Internal_Vernaux aux;
5162
5163 eaux = (Elf_External_Vernaux *) vstart;
5164
5165 aux.vna_hash = BYTE_GET (eaux->vna_hash);
5166 aux.vna_flags = BYTE_GET (eaux->vna_flags);
5167 aux.vna_other = BYTE_GET (eaux->vna_other);
5168 aux.vna_name = BYTE_GET (eaux->vna_name);
5169 aux.vna_next = BYTE_GET (eaux->vna_next);
5170
5171 if (dynamic_strings)
5172 printf (_(" %#06x: Name: %s"),
5173 isum, dynamic_strings + aux.vna_name);
5174 else
5175 printf (_(" %#06x: Name index: %lx"),
5176 isum, aux.vna_name);
5177
5178 printf (_(" Flags: %s Version: %d\n"),
5179 get_ver_flags (aux.vna_flags), aux.vna_other);
5180
5181 isum += aux.vna_next;
5182 vstart += aux.vna_next;
5183 }
5184
5185 idx += ent.vn_next;
5186 }
5187
5188 free (eneed);
5189 }
5190 break;
5191
5192 case SHT_GNU_versym:
5193 {
5194 Elf32_Internal_Shdr * link_section;
5195 int total;
5196 int cnt;
5197 unsigned char * edata;
5198 unsigned short * data;
5199 char * strtab;
5200 Elf_Internal_Sym * symbols;
5201 Elf32_Internal_Shdr * string_sec;
5202
5203 link_section = SECTION_HEADER (section->sh_link);
5204 total = section->sh_size / section->sh_entsize;
5205
5206 found = 1;
5207
5208 symbols = GET_ELF_SYMBOLS (file, link_section);
5209
5210 string_sec = SECTION_HEADER (link_section->sh_link);
5211
5212 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
5213 string_sec->sh_size,
5214 _("version string table"));
5215 if (!strtab)
5216 break;
5217
5218 printf (_("\nVersion symbols section '%s' contains %d entries:\n"),
5219 SECTION_NAME (section), total);
5220
5221 printf (_(" Addr: "));
5222 printf_vma (section->sh_addr);
5223 printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
5224 (unsigned long) section->sh_offset, section->sh_link,
5225 SECTION_NAME (link_section));
5226
5227 edata =
5228 ((unsigned char *)
5229 get_data (NULL, file,
5230 version_info[DT_VERSIONTAGIDX (DT_VERSYM)] - loadaddr,
5231 total * sizeof (short), _("version symbol data")));
5232 if (!edata)
5233 {
5234 free (strtab);
5235 break;
5236 }
5237
5238 data = (unsigned short *) malloc (total * sizeof (short));
5239
5240 for (cnt = total; cnt --;)
5241 data [cnt] = byte_get (edata + cnt * sizeof (short),
5242 sizeof (short));
5243
5244 free (edata);
5245
5246 for (cnt = 0; cnt < total; cnt += 4)
5247 {
5248 int j, nn;
5249 int check_def, check_need;
5250 char * name;
5251
5252 printf (" %03x:", cnt);
5253
5254 for (j = 0; (j < 4) && (cnt + j) < total; ++j)
5255 switch (data [cnt + j])
5256 {
5257 case 0:
5258 fputs (_(" 0 (*local*) "), stdout);
5259 break;
5260
5261 case 1:
5262 fputs (_(" 1 (*global*) "), stdout);
5263 break;
5264
5265 default:
5266 nn = printf ("%4x%c", data [cnt + j] & 0x7fff,
5267 data [cnt + j] & 0x8000 ? 'h' : ' ');
5268
5269 check_def = 1;
5270 check_need = 1;
5271 if (SECTION_HEADER (symbols [cnt + j].st_shndx)->sh_type
5272 != SHT_NOBITS)
5273 {
5274 if (symbols [cnt + j].st_shndx == SHN_UNDEF)
5275 check_def = 0;
5276 else
5277 check_need = 0;
5278 }
5279
5280 if (check_need
5281 && version_info [DT_VERSIONTAGIDX (DT_VERNEED)])
5282 {
5283 Elf_Internal_Verneed ivn;
5284 unsigned long offset;
5285
5286 offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
5287 - loadaddr;
5288
5289 do
5290 {
5291 Elf_Internal_Vernaux ivna;
5292 Elf_External_Verneed evn;
5293 Elf_External_Vernaux evna;
5294 unsigned long a_off;
5295
5296 get_data (&evn, file, offset, sizeof (evn),
5297 _("version need"));
5298
5299 ivn.vn_aux = BYTE_GET (evn.vn_aux);
5300 ivn.vn_next = BYTE_GET (evn.vn_next);
5301
5302 a_off = offset + ivn.vn_aux;
5303
5304 do
5305 {
5306 get_data (&evna, file, a_off, sizeof (evna),
5307 _("version need aux (2)"));
5308
5309 ivna.vna_next = BYTE_GET (evna.vna_next);
5310 ivna.vna_other = BYTE_GET (evna.vna_other);
5311
5312 a_off += ivna.vna_next;
5313 }
5314 while (ivna.vna_other != data [cnt + j]
5315 && ivna.vna_next != 0);
5316
5317 if (ivna.vna_other == data [cnt + j])
5318 {
5319 ivna.vna_name = BYTE_GET (evna.vna_name);
5320
5321 name = strtab + ivna.vna_name;
5322 nn += printf ("(%s%-*s",
5323 name,
5324 12 - (int) strlen (name),
5325 ")");
5326 check_def = 0;
5327 break;
5328 }
5329
5330 offset += ivn.vn_next;
5331 }
5332 while (ivn.vn_next);
5333 }
5334
5335 if (check_def && data [cnt + j] != 0x8001
5336 && version_info [DT_VERSIONTAGIDX (DT_VERDEF)])
5337 {
5338 Elf_Internal_Verdef ivd;
5339 Elf_External_Verdef evd;
5340 unsigned long offset;
5341
5342 offset = version_info
5343 [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr;
5344
5345 do
5346 {
5347 get_data (&evd, file, offset, sizeof (evd),
5348 _("version def"));
5349
5350 ivd.vd_next = BYTE_GET (evd.vd_next);
5351 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
5352
5353 offset += ivd.vd_next;
5354 }
5355 while (ivd.vd_ndx != (data [cnt + j] & 0x7fff)
5356 && ivd.vd_next != 0);
5357
5358 if (ivd.vd_ndx == (data [cnt + j] & 0x7fff))
5359 {
5360 Elf_External_Verdaux evda;
5361 Elf_Internal_Verdaux ivda;
5362
5363 ivd.vd_aux = BYTE_GET (evd.vd_aux);
5364
5365 get_data (&evda, file,
5366 offset - ivd.vd_next + ivd.vd_aux,
5367 sizeof (evda), _("version def aux"));
5368
5369 ivda.vda_name = BYTE_GET (evda.vda_name);
5370
5371 name = strtab + ivda.vda_name;
5372 nn += printf ("(%s%-*s",
5373 name,
5374 12 - (int) strlen (name),
5375 ")");
5376 }
5377 }
5378
5379 if (nn < 18)
5380 printf ("%*c", 18 - nn, ' ');
5381 }
5382
5383 putchar ('\n');
5384 }
5385
5386 free (data);
5387 free (strtab);
5388 free (symbols);
5389 }
5390 break;
5391
5392 default:
5393 break;
5394 }
5395 }
5396
5397 if (! found)
5398 printf (_("\nNo version information found in this file.\n"));
5399
5400 return 1;
5401 }
5402
5403 static const char *
5404 get_symbol_binding (binding)
5405 unsigned int binding;
5406 {
5407 static char buff [32];
5408
5409 switch (binding)
5410 {
5411 case STB_LOCAL: return "LOCAL";
5412 case STB_GLOBAL: return "GLOBAL";
5413 case STB_WEAK: return "WEAK";
5414 default:
5415 if (binding >= STB_LOPROC && binding <= STB_HIPROC)
5416 sprintf (buff, _("<processor specific>: %d"), binding);
5417 else if (binding >= STB_LOOS && binding <= STB_HIOS)
5418 sprintf (buff, _("<OS specific>: %d"), binding);
5419 else
5420 sprintf (buff, _("<unknown>: %d"), binding);
5421 return buff;
5422 }
5423 }
5424
5425 static const char *
5426 get_symbol_type (type)
5427 unsigned int type;
5428 {
5429 static char buff [32];
5430
5431 switch (type)
5432 {
5433 case STT_NOTYPE: return "NOTYPE";
5434 case STT_OBJECT: return "OBJECT";
5435 case STT_FUNC: return "FUNC";
5436 case STT_SECTION: return "SECTION";
5437 case STT_FILE: return "FILE";
5438 case STT_COMMON: return "COMMON";
5439 case STT_TLS: return "TLS";
5440 default:
5441 if (type >= STT_LOPROC && type <= STT_HIPROC)
5442 {
5443 if (elf_header.e_machine == EM_ARM && type == STT_ARM_TFUNC)
5444 return "THUMB_FUNC";
5445
5446 if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER)
5447 return "REGISTER";
5448
5449 if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI)
5450 return "PARISC_MILLI";
5451
5452 sprintf (buff, _("<processor specific>: %d"), type);
5453 }
5454 else if (type >= STT_LOOS && type <= STT_HIOS)
5455 {
5456 if (elf_header.e_machine == EM_PARISC)
5457 {
5458 if (type == STT_HP_OPAQUE)
5459 return "HP_OPAQUE";
5460 if (type == STT_HP_STUB)
5461 return "HP_STUB";
5462 }
5463
5464 sprintf (buff, _("<OS specific>: %d"), type);
5465 }
5466 else
5467 sprintf (buff, _("<unknown>: %d"), type);
5468 return buff;
5469 }
5470 }
5471
5472 static const char *
5473 get_symbol_visibility (visibility)
5474 unsigned int visibility;
5475 {
5476 switch (visibility)
5477 {
5478 case STV_DEFAULT: return "DEFAULT";
5479 case STV_INTERNAL: return "INTERNAL";
5480 case STV_HIDDEN: return "HIDDEN";
5481 case STV_PROTECTED: return "PROTECTED";
5482 default: abort ();
5483 }
5484 }
5485
5486 static const char *
5487 get_symbol_index_type (type)
5488 unsigned int type;
5489 {
5490 switch (type)
5491 {
5492 case SHN_UNDEF: return "UND";
5493 case SHN_ABS: return "ABS";
5494 case SHN_COMMON: return "COM";
5495 default:
5496 if (type >= SHN_LOPROC && type <= SHN_HIPROC)
5497 return "PRC";
5498 else if (type >= SHN_LOOS && type <= SHN_HIOS)
5499 return "OS ";
5500 else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE)
5501 return "RSV";
5502 else
5503 {
5504 static char buff [32];
5505
5506 sprintf (buff, "%3d", type);
5507 return buff;
5508 }
5509 }
5510 }
5511
5512 static int *
5513 get_dynamic_data (file, number)
5514 FILE * file;
5515 unsigned int number;
5516 {
5517 unsigned char * e_data;
5518 int * i_data;
5519
5520 e_data = (unsigned char *) malloc (number * 4);
5521
5522 if (e_data == NULL)
5523 {
5524 error (_("Out of memory\n"));
5525 return NULL;
5526 }
5527
5528 if (fread (e_data, 4, number, file) != number)
5529 {
5530 error (_("Unable to read in dynamic data\n"));
5531 return NULL;
5532 }
5533
5534 i_data = (int *) malloc (number * sizeof (* i_data));
5535
5536 if (i_data == NULL)
5537 {
5538 error (_("Out of memory\n"));
5539 free (e_data);
5540 return NULL;
5541 }
5542
5543 while (number--)
5544 i_data [number] = byte_get (e_data + number * 4, 4);
5545
5546 free (e_data);
5547
5548 return i_data;
5549 }
5550
5551 /* Dump the symbol table. */
5552 static int
5553 process_symbol_table (file)
5554 FILE * file;
5555 {
5556 Elf32_Internal_Shdr * section;
5557 unsigned char nb [4];
5558 unsigned char nc [4];
5559 int nbuckets = 0;
5560 int nchains = 0;
5561 int * buckets = NULL;
5562 int * chains = NULL;
5563
5564 if (! do_syms && !do_histogram)
5565 return 1;
5566
5567 if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
5568 || do_histogram))
5569 {
5570 if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET))
5571 {
5572 error (_("Unable to seek to start of dynamic information"));
5573 return 0;
5574 }
5575
5576 if (fread (nb, sizeof (nb), 1, file) != 1)
5577 {
5578 error (_("Failed to read in number of buckets\n"));
5579 return 0;
5580 }
5581
5582 if (fread (nc, sizeof (nc), 1, file) != 1)
5583 {
5584 error (_("Failed to read in number of chains\n"));
5585 return 0;
5586 }
5587
5588 nbuckets = byte_get (nb, 4);
5589 nchains = byte_get (nc, 4);
5590
5591 buckets = get_dynamic_data (file, nbuckets);
5592 chains = get_dynamic_data (file, nchains);
5593
5594 if (buckets == NULL || chains == NULL)
5595 return 0;
5596 }
5597
5598 if (do_syms
5599 && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
5600 {
5601 int hn;
5602 int si;
5603
5604 printf (_("\nSymbol table for image:\n"));
5605 if (is_32bit_elf)
5606 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
5607 else
5608 printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
5609
5610 for (hn = 0; hn < nbuckets; hn++)
5611 {
5612 if (! buckets [hn])
5613 continue;
5614
5615 for (si = buckets [hn]; si < nchains && si > 0; si = chains [si])
5616 {
5617 Elf_Internal_Sym * psym;
5618
5619 psym = dynamic_symbols + si;
5620
5621 printf (" %3d %3d: ", si, hn);
5622 print_vma (psym->st_value, LONG_HEX);
5623 putchar (' ' );
5624 print_vma (psym->st_size, DEC_5);
5625
5626 printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
5627 printf (" %6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
5628 printf (" %3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
5629 printf (" %3.3s ", get_symbol_index_type (psym->st_shndx));
5630 print_symbol (25, dynamic_strings + psym->st_name);
5631 putchar ('\n');
5632 }
5633 }
5634 }
5635 else if (do_syms && !do_using_dynamic)
5636 {
5637 unsigned int i;
5638
5639 for (i = 0, section = section_headers;
5640 i < elf_header.e_shnum;
5641 i++, section++)
5642 {
5643 unsigned int si;
5644 char * strtab;
5645 Elf_Internal_Sym * symtab;
5646 Elf_Internal_Sym * psym;
5647
5648
5649 if ( section->sh_type != SHT_SYMTAB
5650 && section->sh_type != SHT_DYNSYM)
5651 continue;
5652
5653 printf (_("\nSymbol table '%s' contains %lu entries:\n"),
5654 SECTION_NAME (section),
5655 (unsigned long) (section->sh_size / section->sh_entsize));
5656 if (is_32bit_elf)
5657 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
5658 else
5659 printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
5660
5661 symtab = GET_ELF_SYMBOLS (file, section);
5662 if (symtab == NULL)
5663 continue;
5664
5665 if (section->sh_link == elf_header.e_shstrndx)
5666 strtab = string_table;
5667 else
5668 {
5669 Elf32_Internal_Shdr * string_sec;
5670
5671 string_sec = SECTION_HEADER (section->sh_link);
5672
5673 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
5674 string_sec->sh_size,
5675 _("string table"));
5676 }
5677
5678 for (si = 0, psym = symtab;
5679 si < section->sh_size / section->sh_entsize;
5680 si ++, psym ++)
5681 {
5682 printf ("%6d: ", si);
5683 print_vma (psym->st_value, LONG_HEX);
5684 putchar (' ');
5685 print_vma (psym->st_size, DEC_5);
5686 printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
5687 printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
5688 printf (" %-3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
5689 printf (" %4s ", get_symbol_index_type (psym->st_shndx));
5690 print_symbol (25, strtab + psym->st_name);
5691
5692 if (section->sh_type == SHT_DYNSYM &&
5693 version_info [DT_VERSIONTAGIDX (DT_VERSYM)] != 0)
5694 {
5695 unsigned char data[2];
5696 unsigned short vers_data;
5697 unsigned long offset;
5698 int is_nobits;
5699 int check_def;
5700
5701 offset = version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
5702 - loadaddr;
5703
5704 get_data (&data, file, offset + si * sizeof (vers_data),
5705 sizeof (data), _("version data"));
5706
5707 vers_data = byte_get (data, 2);
5708
5709 is_nobits = (SECTION_HEADER (psym->st_shndx)->sh_type
5710 == SHT_NOBITS);
5711
5712 check_def = (psym->st_shndx != SHN_UNDEF);
5713
5714 if ((vers_data & 0x8000) || vers_data > 1)
5715 {
5716 if (version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
5717 && (is_nobits || ! check_def))
5718 {
5719 Elf_External_Verneed evn;
5720 Elf_Internal_Verneed ivn;
5721 Elf_Internal_Vernaux ivna;
5722
5723 /* We must test both. */
5724 offset = version_info
5725 [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr;
5726
5727 do
5728 {
5729 unsigned long vna_off;
5730
5731 get_data (&evn, file, offset, sizeof (evn),
5732 _("version need"));
5733
5734 ivn.vn_aux = BYTE_GET (evn.vn_aux);
5735 ivn.vn_next = BYTE_GET (evn.vn_next);
5736
5737 vna_off = offset + ivn.vn_aux;
5738
5739 do
5740 {
5741 Elf_External_Vernaux evna;
5742
5743 get_data (&evna, file, vna_off,
5744 sizeof (evna),
5745 _("version need aux (3)"));
5746
5747 ivna.vna_other = BYTE_GET (evna.vna_other);
5748 ivna.vna_next = BYTE_GET (evna.vna_next);
5749 ivna.vna_name = BYTE_GET (evna.vna_name);
5750
5751 vna_off += ivna.vna_next;
5752 }
5753 while (ivna.vna_other != vers_data
5754 && ivna.vna_next != 0);
5755
5756 if (ivna.vna_other == vers_data)
5757 break;
5758
5759 offset += ivn.vn_next;
5760 }
5761 while (ivn.vn_next != 0);
5762
5763 if (ivna.vna_other == vers_data)
5764 {
5765 printf ("@%s (%d)",
5766 strtab + ivna.vna_name, ivna.vna_other);
5767 check_def = 0;
5768 }
5769 else if (! is_nobits)
5770 error (_("bad dynamic symbol"));
5771 else
5772 check_def = 1;
5773 }
5774
5775 if (check_def)
5776 {
5777 if (vers_data != 0x8001
5778 && version_info [DT_VERSIONTAGIDX (DT_VERDEF)])
5779 {
5780 Elf_Internal_Verdef ivd;
5781 Elf_Internal_Verdaux ivda;
5782 Elf_External_Verdaux evda;
5783 unsigned long offset;
5784
5785 offset =
5786 version_info [DT_VERSIONTAGIDX (DT_VERDEF)]
5787 - loadaddr;
5788
5789 do
5790 {
5791 Elf_External_Verdef evd;
5792
5793 get_data (&evd, file, offset, sizeof (evd),
5794 _("version def"));
5795
5796 ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
5797 ivd.vd_aux = BYTE_GET (evd.vd_aux);
5798 ivd.vd_next = BYTE_GET (evd.vd_next);
5799
5800 offset += ivd.vd_next;
5801 }
5802 while (ivd.vd_ndx != (vers_data & 0x7fff)
5803 && ivd.vd_next != 0);
5804
5805 offset -= ivd.vd_next;
5806 offset += ivd.vd_aux;
5807
5808 get_data (&evda, file, offset, sizeof (evda),
5809 _("version def aux"));
5810
5811 ivda.vda_name = BYTE_GET (evda.vda_name);
5812
5813 if (psym->st_name != ivda.vda_name)
5814 printf ((vers_data & 0x8000)
5815 ? "@%s" : "@@%s",
5816 strtab + ivda.vda_name);
5817 }
5818 }
5819 }
5820 }
5821
5822 putchar ('\n');
5823 }
5824
5825 free (symtab);
5826 if (strtab != string_table)
5827 free (strtab);
5828 }
5829 }
5830 else if (do_syms)
5831 printf
5832 (_("\nDynamic symbol information is not available for displaying symbols.\n"));
5833
5834 if (do_histogram && buckets != NULL)
5835 {
5836 int * lengths;
5837 int * counts;
5838 int hn;
5839 int si;
5840 int maxlength = 0;
5841 int nzero_counts = 0;
5842 int nsyms = 0;
5843
5844 printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
5845 nbuckets);
5846 printf (_(" Length Number %% of total Coverage\n"));
5847
5848 lengths = (int *) calloc (nbuckets, sizeof (int));
5849 if (lengths == NULL)
5850 {
5851 error (_("Out of memory"));
5852 return 0;
5853 }
5854 for (hn = 0; hn < nbuckets; ++hn)
5855 {
5856 if (! buckets [hn])
5857 continue;
5858
5859 for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si])
5860 {
5861 ++ nsyms;
5862 if (maxlength < ++lengths[hn])
5863 ++ maxlength;
5864 }
5865 }
5866
5867 counts = (int *) calloc (maxlength + 1, sizeof (int));
5868 if (counts == NULL)
5869 {
5870 error (_("Out of memory"));
5871 return 0;
5872 }
5873
5874 for (hn = 0; hn < nbuckets; ++hn)
5875 ++ counts [lengths [hn]];
5876
5877 if (nbuckets > 0)
5878 {
5879 printf (" 0 %-10d (%5.1f%%)\n",
5880 counts[0], (counts[0] * 100.0) / nbuckets);
5881 for (si = 1; si <= maxlength; ++si)
5882 {
5883 nzero_counts += counts[si] * si;
5884 printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
5885 si, counts[si], (counts[si] * 100.0) / nbuckets,
5886 (nzero_counts * 100.0) / nsyms);
5887 }
5888 }
5889
5890 free (counts);
5891 free (lengths);
5892 }
5893
5894 if (buckets != NULL)
5895 {
5896 free (buckets);
5897 free (chains);
5898 }
5899
5900 return 1;
5901 }
5902
5903 static int
5904 process_syminfo (file)
5905 FILE * file ATTRIBUTE_UNUSED;
5906 {
5907 unsigned int i;
5908
5909 if (dynamic_syminfo == NULL
5910 || !do_dynamic)
5911 /* No syminfo, this is ok. */
5912 return 1;
5913
5914 /* There better should be a dynamic symbol section. */
5915 if (dynamic_symbols == NULL || dynamic_strings == NULL)
5916 return 0;
5917
5918 if (dynamic_addr)
5919 printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"),
5920 dynamic_syminfo_offset, dynamic_syminfo_nent);
5921
5922 printf (_(" Num: Name BoundTo Flags\n"));
5923 for (i = 0; i < dynamic_syminfo_nent; ++i)
5924 {
5925 unsigned short int flags = dynamic_syminfo[i].si_flags;
5926
5927 printf ("%4d: ", i);
5928 print_symbol (30, dynamic_strings + dynamic_symbols[i].st_name);
5929 putchar (' ');
5930
5931 switch (dynamic_syminfo[i].si_boundto)
5932 {
5933 case SYMINFO_BT_SELF:
5934 fputs ("SELF ", stdout);
5935 break;
5936 case SYMINFO_BT_PARENT:
5937 fputs ("PARENT ", stdout);
5938 break;
5939 default:
5940 if (dynamic_syminfo[i].si_boundto > 0
5941 && dynamic_syminfo[i].si_boundto < dynamic_size)
5942 {
5943 print_symbol (10, dynamic_strings
5944 + dynamic_segment
5945 [dynamic_syminfo[i].si_boundto].d_un.d_val);
5946 putchar (' ' );
5947 }
5948 else
5949 printf ("%-10d ", dynamic_syminfo[i].si_boundto);
5950 break;
5951 }
5952
5953 if (flags & SYMINFO_FLG_DIRECT)
5954 printf (" DIRECT");
5955 if (flags & SYMINFO_FLG_PASSTHRU)
5956 printf (" PASSTHRU");
5957 if (flags & SYMINFO_FLG_COPY)
5958 printf (" COPY");
5959 if (flags & SYMINFO_FLG_LAZYLOAD)
5960 printf (" LAZYLOAD");
5961
5962 puts ("");
5963 }
5964
5965 return 1;
5966 }
5967
5968 #ifdef SUPPORT_DISASSEMBLY
5969 static void
5970 disassemble_section (section, file)
5971 Elf32_Internal_Shdr * section;
5972 FILE * file;
5973 {
5974 printf (_("\nAssembly dump of section %s\n"),
5975 SECTION_NAME (section));
5976
5977 /* XXX -- to be done --- XXX */
5978
5979 return 1;
5980 }
5981 #endif
5982
5983 static int
5984 dump_section (section, file)
5985 Elf32_Internal_Shdr * section;
5986 FILE * file;
5987 {
5988 bfd_size_type bytes;
5989 bfd_vma addr;
5990 unsigned char * data;
5991 unsigned char * start;
5992
5993 bytes = section->sh_size;
5994
5995 if (bytes == 0)
5996 {
5997 printf (_("\nSection '%s' has no data to dump.\n"),
5998 SECTION_NAME (section));
5999 return 0;
6000 }
6001 else
6002 printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
6003
6004 addr = section->sh_addr;
6005
6006 start = (unsigned char *) get_data (NULL, file, section->sh_offset, bytes,
6007 _("section data"));
6008 if (!start)
6009 return 0;
6010
6011 data = start;
6012
6013 while (bytes)
6014 {
6015 int j;
6016 int k;
6017 int lbytes;
6018
6019 lbytes = (bytes > 16 ? 16 : bytes);
6020
6021 printf (" 0x%8.8lx ", (unsigned long) addr);
6022
6023 switch (elf_header.e_ident [EI_DATA])
6024 {
6025 default:
6026 case ELFDATA2LSB:
6027 for (j = 15; j >= 0; j --)
6028 {
6029 if (j < lbytes)
6030 printf ("%2.2x", data [j]);
6031 else
6032 printf (" ");
6033
6034 if (!(j & 0x3))
6035 printf (" ");
6036 }
6037 break;
6038
6039 case ELFDATA2MSB:
6040 for (j = 0; j < 16; j++)
6041 {
6042 if (j < lbytes)
6043 printf ("%2.2x", data [j]);
6044 else
6045 printf (" ");
6046
6047 if ((j & 3) == 3)
6048 printf (" ");
6049 }
6050 break;
6051 }
6052
6053 for (j = 0; j < lbytes; j++)
6054 {
6055 k = data [j];
6056 if (k >= ' ' && k < 0x80)
6057 printf ("%c", k);
6058 else
6059 printf (".");
6060 }
6061
6062 putchar ('\n');
6063
6064 data += lbytes;
6065 addr += lbytes;
6066 bytes -= lbytes;
6067 }
6068
6069 free (start);
6070
6071 return 1;
6072 }
6073
6074
6075 static unsigned long int
6076 read_leb128 (data, length_return, sign)
6077 unsigned char * data;
6078 int * length_return;
6079 int sign;
6080 {
6081 unsigned long int result = 0;
6082 unsigned int num_read = 0;
6083 int shift = 0;
6084 unsigned char byte;
6085
6086 do
6087 {
6088 byte = * data ++;
6089 num_read ++;
6090
6091 result |= (byte & 0x7f) << shift;
6092
6093 shift += 7;
6094
6095 }
6096 while (byte & 0x80);
6097
6098 if (length_return != NULL)
6099 * length_return = num_read;
6100
6101 if (sign && (shift < 32) && (byte & 0x40))
6102 result |= -1 << shift;
6103
6104 return result;
6105 }
6106
6107 typedef struct State_Machine_Registers
6108 {
6109 unsigned long address;
6110 unsigned int file;
6111 unsigned int line;
6112 unsigned int column;
6113 int is_stmt;
6114 int basic_block;
6115 int end_sequence;
6116 /* This variable hold the number of the last entry seen
6117 in the File Table. */
6118 unsigned int last_file_entry;
6119 } SMR;
6120
6121 static SMR state_machine_regs;
6122
6123 static void
6124 reset_state_machine (is_stmt)
6125 int is_stmt;
6126 {
6127 state_machine_regs.address = 0;
6128 state_machine_regs.file = 1;
6129 state_machine_regs.line = 1;
6130 state_machine_regs.column = 0;
6131 state_machine_regs.is_stmt = is_stmt;
6132 state_machine_regs.basic_block = 0;
6133 state_machine_regs.end_sequence = 0;
6134 state_machine_regs.last_file_entry = 0;
6135 }
6136
6137 /* Handled an extend line op. Returns true if this is the end
6138 of sequence. */
6139 static int
6140 process_extended_line_op (data, is_stmt, pointer_size)
6141 unsigned char * data;
6142 int is_stmt;
6143 int pointer_size;
6144 {
6145 unsigned char op_code;
6146 int bytes_read;
6147 unsigned int len;
6148 unsigned char * name;
6149 unsigned long adr;
6150
6151 len = read_leb128 (data, & bytes_read, 0);
6152 data += bytes_read;
6153
6154 if (len == 0)
6155 {
6156 warn (_("badly formed extended line op encountered!\n"));
6157 return bytes_read;
6158 }
6159
6160 len += bytes_read;
6161 op_code = * data ++;
6162
6163 printf (_(" Extended opcode %d: "), op_code);
6164
6165 switch (op_code)
6166 {
6167 case DW_LNE_end_sequence:
6168 printf (_("End of Sequence\n\n"));
6169 reset_state_machine (is_stmt);
6170 break;
6171
6172 case DW_LNE_set_address:
6173 adr = byte_get (data, pointer_size);
6174 printf (_("set Address to 0x%lx\n"), adr);
6175 state_machine_regs.address = adr;
6176 break;
6177
6178 case DW_LNE_define_file:
6179 printf (_(" define new File Table entry\n"));
6180 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
6181
6182 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
6183 name = data;
6184 data += strlen ((char *) data) + 1;
6185 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6186 data += bytes_read;
6187 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6188 data += bytes_read;
6189 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6190 printf (_("%s\n\n"), name);
6191 break;
6192
6193 default:
6194 printf (_("UNKNOWN: length %d\n"), len - bytes_read);
6195 break;
6196 }
6197
6198 return len;
6199 }
6200
6201 /* Size of pointers in the .debug_line section. This information is not
6202 really present in that section. It's obtained before dumping the debug
6203 sections by doing some pre-scan of the .debug_info section. */
6204 static int debug_line_pointer_size = 4;
6205
6206 static int
6207 display_debug_lines (section, start, file)
6208 Elf32_Internal_Shdr * section;
6209 unsigned char * start;
6210 FILE * file ATTRIBUTE_UNUSED;
6211 {
6212 DWARF2_External_LineInfo * external;
6213 DWARF2_Internal_LineInfo info;
6214 unsigned char * standard_opcodes;
6215 unsigned char * data = start;
6216 unsigned char * end = start + section->sh_size;
6217 unsigned char * end_of_sequence;
6218 int i;
6219
6220 printf (_("\nDump of debug contents of section %s:\n\n"),
6221 SECTION_NAME (section));
6222
6223 while (data < end)
6224 {
6225 external = (DWARF2_External_LineInfo *) data;
6226
6227 /* Check the length of the block. */
6228 info.li_length = BYTE_GET (external->li_length);
6229
6230 if (info.li_length == 0xffffffff)
6231 {
6232 warn (_("64-bit DWARF line info is not supported yet.\n"));
6233 break;
6234 }
6235
6236 if (info.li_length + sizeof (external->li_length) > section->sh_size)
6237 {
6238 warn
6239 (_("The line info appears to be corrupt - the section is too small\n"));
6240 return 0;
6241 }
6242
6243 /* Check its version number. */
6244 info.li_version = BYTE_GET (external->li_version);
6245 if (info.li_version != 2)
6246 {
6247 warn (_("Only DWARF version 2 line info is currently supported.\n"));
6248 return 0;
6249 }
6250
6251 info.li_prologue_length = BYTE_GET (external->li_prologue_length);
6252 info.li_min_insn_length = BYTE_GET (external->li_min_insn_length);
6253 info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt);
6254 info.li_line_base = BYTE_GET (external->li_line_base);
6255 info.li_line_range = BYTE_GET (external->li_line_range);
6256 info.li_opcode_base = BYTE_GET (external->li_opcode_base);
6257
6258 /* Sign extend the line base field. */
6259 info.li_line_base <<= 24;
6260 info.li_line_base >>= 24;
6261
6262 printf (_(" Length: %ld\n"), info.li_length);
6263 printf (_(" DWARF Version: %d\n"), info.li_version);
6264 printf (_(" Prologue Length: %d\n"), info.li_prologue_length);
6265 printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length);
6266 printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt);
6267 printf (_(" Line Base: %d\n"), info.li_line_base);
6268 printf (_(" Line Range: %d\n"), info.li_line_range);
6269 printf (_(" Opcode Base: %d\n"), info.li_opcode_base);
6270
6271 end_of_sequence = data + info.li_length + sizeof (external->li_length);
6272
6273 reset_state_machine (info.li_default_is_stmt);
6274
6275 /* Display the contents of the Opcodes table. */
6276 standard_opcodes = data + sizeof (* external);
6277
6278 printf (_("\n Opcodes:\n"));
6279
6280 for (i = 1; i < info.li_opcode_base; i++)
6281 printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
6282
6283 /* Display the contents of the Directory table. */
6284 data = standard_opcodes + info.li_opcode_base - 1;
6285
6286 if (* data == 0)
6287 printf (_("\n The Directory Table is empty.\n"));
6288 else
6289 {
6290 printf (_("\n The Directory Table:\n"));
6291
6292 while (* data != 0)
6293 {
6294 printf (_(" %s\n"), data);
6295
6296 data += strlen ((char *) data) + 1;
6297 }
6298 }
6299
6300 /* Skip the NUL at the end of the table. */
6301 data ++;
6302
6303 /* Display the contents of the File Name table. */
6304 if (* data == 0)
6305 printf (_("\n The File Name Table is empty.\n"));
6306 else
6307 {
6308 printf (_("\n The File Name Table:\n"));
6309 printf (_(" Entry\tDir\tTime\tSize\tName\n"));
6310
6311 while (* data != 0)
6312 {
6313 unsigned char * name;
6314 int bytes_read;
6315
6316 printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
6317 name = data;
6318
6319 data += strlen ((char *) data) + 1;
6320
6321 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6322 data += bytes_read;
6323 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6324 data += bytes_read;
6325 printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
6326 data += bytes_read;
6327 printf (_("%s\n"), name);
6328 }
6329 }
6330
6331 /* Skip the NUL at the end of the table. */
6332 data ++;
6333
6334 /* Now display the statements. */
6335 printf (_("\n Line Number Statements:\n"));
6336
6337
6338 while (data < end_of_sequence)
6339 {
6340 unsigned char op_code;
6341 int adv;
6342 int bytes_read;
6343
6344 op_code = * data ++;
6345
6346 if (op_code >= info.li_opcode_base)
6347 {
6348 op_code -= info.li_opcode_base;
6349 adv = (op_code / info.li_line_range) * info.li_min_insn_length;
6350 state_machine_regs.address += adv;
6351 printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
6352 op_code, adv, state_machine_regs.address);
6353 adv = (op_code % info.li_line_range) + info.li_line_base;
6354 state_machine_regs.line += adv;
6355 printf (_(" and Line by %d to %d\n"),
6356 adv, state_machine_regs.line);
6357 }
6358 else switch (op_code)
6359 {
6360 case DW_LNS_extended_op:
6361 data += process_extended_line_op (data, info.li_default_is_stmt,
6362 debug_line_pointer_size);
6363 break;
6364
6365 case DW_LNS_copy:
6366 printf (_(" Copy\n"));
6367 break;
6368
6369 case DW_LNS_advance_pc:
6370 adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0);
6371 data += bytes_read;
6372 state_machine_regs.address += adv;
6373 printf (_(" Advance PC by %d to %lx\n"), adv,
6374 state_machine_regs.address);
6375 break;
6376
6377 case DW_LNS_advance_line:
6378 adv = read_leb128 (data, & bytes_read, 1);
6379 data += bytes_read;
6380 state_machine_regs.line += adv;
6381 printf (_(" Advance Line by %d to %d\n"), adv,
6382 state_machine_regs.line);
6383 break;
6384
6385 case DW_LNS_set_file:
6386 adv = read_leb128 (data, & bytes_read, 0);
6387 data += bytes_read;
6388 printf (_(" Set File Name to entry %d in the File Name Table\n"),
6389 adv);
6390 state_machine_regs.file = adv;
6391 break;
6392
6393 case DW_LNS_set_column:
6394 adv = read_leb128 (data, & bytes_read, 0);
6395 data += bytes_read;
6396 printf (_(" Set column to %d\n"), adv);
6397 state_machine_regs.column = adv;
6398 break;
6399
6400 case DW_LNS_negate_stmt:
6401 adv = state_machine_regs.is_stmt;
6402 adv = ! adv;
6403 printf (_(" Set is_stmt to %d\n"), adv);
6404 state_machine_regs.is_stmt = adv;
6405 break;
6406
6407 case DW_LNS_set_basic_block:
6408 printf (_(" Set basic block\n"));
6409 state_machine_regs.basic_block = 1;
6410 break;
6411
6412 case DW_LNS_const_add_pc:
6413 adv = (((255 - info.li_opcode_base) / info.li_line_range)
6414 * info.li_min_insn_length);
6415 state_machine_regs.address += adv;
6416 printf (_(" Advance PC by constant %d to 0x%lx\n"), adv,
6417 state_machine_regs.address);
6418 break;
6419
6420 case DW_LNS_fixed_advance_pc:
6421 adv = byte_get (data, 2);
6422 data += 2;
6423 state_machine_regs.address += adv;
6424 printf (_(" Advance PC by fixed size amount %d to 0x%lx\n"),
6425 adv, state_machine_regs.address);
6426 break;
6427
6428 case DW_LNS_set_prologue_end:
6429 printf (_(" Set prologue_end to true\n"));
6430 break;
6431
6432 case DW_LNS_set_epilogue_begin:
6433 printf (_(" Set epilogue_begin to true\n"));
6434 break;
6435
6436 case DW_LNS_set_isa:
6437 adv = read_leb128 (data, & bytes_read, 0);
6438 data += bytes_read;
6439 printf (_(" Set ISA to %d\n"), adv);
6440 break;
6441
6442 default:
6443 printf (_(" Unknown opcode %d with operands: "), op_code);
6444 {
6445 int i;
6446 for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
6447 {
6448 printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0),
6449 i == 1 ? "" : ", ");
6450 data += bytes_read;
6451 }
6452 putchar ('\n');
6453 }
6454 break;
6455 }
6456 }
6457 putchar ('\n');
6458 }
6459
6460 return 1;
6461 }
6462
6463 static int
6464 display_debug_pubnames (section, start, file)
6465 Elf32_Internal_Shdr * section;
6466 unsigned char * start;
6467 FILE * file ATTRIBUTE_UNUSED;
6468 {
6469 DWARF2_External_PubNames * external;
6470 DWARF2_Internal_PubNames pubnames;
6471 unsigned char * end;
6472
6473 end = start + section->sh_size;
6474
6475 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
6476
6477 while (start < end)
6478 {
6479 unsigned char * data;
6480 unsigned long offset;
6481
6482 external = (DWARF2_External_PubNames *) start;
6483
6484 pubnames.pn_length = BYTE_GET (external->pn_length);
6485 pubnames.pn_version = BYTE_GET (external->pn_version);
6486 pubnames.pn_offset = BYTE_GET (external->pn_offset);
6487 pubnames.pn_size = BYTE_GET (external->pn_size);
6488
6489 data = start + sizeof (* external);
6490 start += pubnames.pn_length + sizeof (external->pn_length);
6491
6492 if (pubnames.pn_length == 0xffffffff)
6493 {
6494 warn (_("64-bit DWARF pubnames are not supported yet.\n"));
6495 break;
6496 }
6497
6498 if (pubnames.pn_version != 2)
6499 {
6500 static int warned = 0;
6501
6502 if (! warned)
6503 {
6504 warn (_("Only DWARF 2 pubnames are currently supported\n"));
6505 warned = 1;
6506 }
6507
6508 continue;
6509 }
6510
6511 printf (_(" Length: %ld\n"),
6512 pubnames.pn_length);
6513 printf (_(" Version: %d\n"),
6514 pubnames.pn_version);
6515 printf (_(" Offset into .debug_info section: %ld\n"),
6516 pubnames.pn_offset);
6517 printf (_(" Size of area in .debug_info section: %ld\n"),
6518 pubnames.pn_size);
6519
6520 printf (_("\n Offset\tName\n"));
6521
6522 do
6523 {
6524 offset = byte_get (data, 4);
6525
6526 if (offset != 0)
6527 {
6528 data += 4;
6529 printf (" %ld\t\t%s\n", offset, data);
6530 data += strlen ((char *) data) + 1;
6531 }
6532 }
6533 while (offset != 0);
6534 }
6535
6536 printf ("\n");
6537 return 1;
6538 }
6539
6540 static char *
6541 get_TAG_name (tag)
6542 unsigned long tag;
6543 {
6544 switch (tag)
6545 {
6546 case DW_TAG_padding: return "DW_TAG_padding";
6547 case DW_TAG_array_type: return "DW_TAG_array_type";
6548 case DW_TAG_class_type: return "DW_TAG_class_type";
6549 case DW_TAG_entry_point: return "DW_TAG_entry_point";
6550 case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
6551 case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
6552 case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
6553 case DW_TAG_label: return "DW_TAG_label";
6554 case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
6555 case DW_TAG_member: return "DW_TAG_member";
6556 case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
6557 case DW_TAG_reference_type: return "DW_TAG_reference_type";
6558 case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
6559 case DW_TAG_string_type: return "DW_TAG_string_type";
6560 case DW_TAG_structure_type: return "DW_TAG_structure_type";
6561 case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
6562 case DW_TAG_typedef: return "DW_TAG_typedef";
6563 case DW_TAG_union_type: return "DW_TAG_union_type";
6564 case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
6565 case DW_TAG_variant: return "DW_TAG_variant";
6566 case DW_TAG_common_block: return "DW_TAG_common_block";
6567 case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
6568 case DW_TAG_inheritance: return "DW_TAG_inheritance";
6569 case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
6570 case DW_TAG_module: return "DW_TAG_module";
6571 case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
6572 case DW_TAG_set_type: return "DW_TAG_set_type";
6573 case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
6574 case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
6575 case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
6576 case DW_TAG_base_type: return "DW_TAG_base_type";
6577 case DW_TAG_catch_block: return "DW_TAG_catch_block";
6578 case DW_TAG_const_type: return "DW_TAG_const_type";
6579 case DW_TAG_constant: return "DW_TAG_constant";
6580 case DW_TAG_enumerator: return "DW_TAG_enumerator";
6581 case DW_TAG_file_type: return "DW_TAG_file_type";
6582 case DW_TAG_friend: return "DW_TAG_friend";
6583 case DW_TAG_namelist: return "DW_TAG_namelist";
6584 case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
6585 case DW_TAG_packed_type: return "DW_TAG_packed_type";
6586 case DW_TAG_subprogram: return "DW_TAG_subprogram";
6587 case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
6588 case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
6589 case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
6590 case DW_TAG_try_block: return "DW_TAG_try_block";
6591 case DW_TAG_variant_part: return "DW_TAG_variant_part";
6592 case DW_TAG_variable: return "DW_TAG_variable";
6593 case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
6594 case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
6595 case DW_TAG_format_label: return "DW_TAG_format_label";
6596 case DW_TAG_function_template: return "DW_TAG_function_template";
6597 case DW_TAG_class_template: return "DW_TAG_class_template";
6598 /* DWARF 2.1 values. */
6599 case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure";
6600 case DW_TAG_restrict_type: return "DW_TAG_restrict_type";
6601 case DW_TAG_interface_type: return "DW_TAG_interface_type";
6602 case DW_TAG_namespace: return "DW_TAG_namespace";
6603 case DW_TAG_imported_module: return "DW_TAG_imported_module";
6604 case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type";
6605 case DW_TAG_partial_unit: return "DW_TAG_partial_unit";
6606 case DW_TAG_imported_unit: return "DW_TAG_imported_unit";
6607 default:
6608 {
6609 static char buffer [100];
6610
6611 sprintf (buffer, _("Unknown TAG value: %lx"), tag);
6612 return buffer;
6613 }
6614 }
6615 }
6616
6617 static char *
6618 get_AT_name (attribute)
6619 unsigned long attribute;
6620 {
6621 switch (attribute)
6622 {
6623 case DW_AT_sibling: return "DW_AT_sibling";
6624 case DW_AT_location: return "DW_AT_location";
6625 case DW_AT_name: return "DW_AT_name";
6626 case DW_AT_ordering: return "DW_AT_ordering";
6627 case DW_AT_subscr_data: return "DW_AT_subscr_data";
6628 case DW_AT_byte_size: return "DW_AT_byte_size";
6629 case DW_AT_bit_offset: return "DW_AT_bit_offset";
6630 case DW_AT_bit_size: return "DW_AT_bit_size";
6631 case DW_AT_element_list: return "DW_AT_element_list";
6632 case DW_AT_stmt_list: return "DW_AT_stmt_list";
6633 case DW_AT_low_pc: return "DW_AT_low_pc";
6634 case DW_AT_high_pc: return "DW_AT_high_pc";
6635 case DW_AT_language: return "DW_AT_language";
6636 case DW_AT_member: return "DW_AT_member";
6637 case DW_AT_discr: return "DW_AT_discr";
6638 case DW_AT_discr_value: return "DW_AT_discr_value";
6639 case DW_AT_visibility: return "DW_AT_visibility";
6640 case DW_AT_import: return "DW_AT_import";
6641 case DW_AT_string_length: return "DW_AT_string_length";
6642 case DW_AT_common_reference: return "DW_AT_common_reference";
6643 case DW_AT_comp_dir: return "DW_AT_comp_dir";
6644 case DW_AT_const_value: return "DW_AT_const_value";
6645 case DW_AT_containing_type: return "DW_AT_containing_type";
6646 case DW_AT_default_value: return "DW_AT_default_value";
6647 case DW_AT_inline: return "DW_AT_inline";
6648 case DW_AT_is_optional: return "DW_AT_is_optional";
6649 case DW_AT_lower_bound: return "DW_AT_lower_bound";
6650 case DW_AT_producer: return "DW_AT_producer";
6651 case DW_AT_prototyped: return "DW_AT_prototyped";
6652 case DW_AT_return_addr: return "DW_AT_return_addr";
6653 case DW_AT_start_scope: return "DW_AT_start_scope";
6654 case DW_AT_stride_size: return "DW_AT_stride_size";
6655 case DW_AT_upper_bound: return "DW_AT_upper_bound";
6656 case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
6657 case DW_AT_accessibility: return "DW_AT_accessibility";
6658 case DW_AT_address_class: return "DW_AT_address_class";
6659 case DW_AT_artificial: return "DW_AT_artificial";
6660 case DW_AT_base_types: return "DW_AT_base_types";
6661 case DW_AT_calling_convention: return "DW_AT_calling_convention";
6662 case DW_AT_count: return "DW_AT_count";
6663 case DW_AT_data_member_location: return "DW_AT_data_member_location";
6664 case DW_AT_decl_column: return "DW_AT_decl_column";
6665 case DW_AT_decl_file: return "DW_AT_decl_file";
6666 case DW_AT_decl_line: return "DW_AT_decl_line";
6667 case DW_AT_declaration: return "DW_AT_declaration";
6668 case DW_AT_discr_list: return "DW_AT_discr_list";
6669 case DW_AT_encoding: return "DW_AT_encoding";
6670 case DW_AT_external: return "DW_AT_external";
6671 case DW_AT_frame_base: return "DW_AT_frame_base";
6672 case DW_AT_friend: return "DW_AT_friend";
6673 case DW_AT_identifier_case: return "DW_AT_identifier_case";
6674 case DW_AT_macro_info: return "DW_AT_macro_info";
6675 case DW_AT_namelist_items: return "DW_AT_namelist_items";
6676 case DW_AT_priority: return "DW_AT_priority";
6677 case DW_AT_segment: return "DW_AT_segment";
6678 case DW_AT_specification: return "DW_AT_specification";
6679 case DW_AT_static_link: return "DW_AT_static_link";
6680 case DW_AT_type: return "DW_AT_type";
6681 case DW_AT_use_location: return "DW_AT_use_location";
6682 case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
6683 case DW_AT_virtuality: return "DW_AT_virtuality";
6684 case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
6685 /* DWARF 2.1 values. */
6686 case DW_AT_allocated: return "DW_AT_allocated";
6687 case DW_AT_associated: return "DW_AT_associated";
6688 case DW_AT_data_location: return "DW_AT_data_location";
6689 case DW_AT_stride: return "DW_AT_stride";
6690 case DW_AT_entry_pc: return "DW_AT_entry_pc";
6691 case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
6692 case DW_AT_extension: return "DW_AT_extension";
6693 case DW_AT_ranges: return "DW_AT_ranges";
6694 case DW_AT_trampoline: return "DW_AT_trampoline";
6695 case DW_AT_call_column: return "DW_AT_call_column";
6696 case DW_AT_call_file: return "DW_AT_call_file";
6697 case DW_AT_call_line: return "DW_AT_call_line";
6698 /* SGI/MIPS extensions. */
6699 case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde";
6700 case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
6701 case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
6702 case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
6703 case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
6704 case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
6705 case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
6706 case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
6707 case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
6708 case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
6709 case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
6710 /* GNU extensions. */
6711 case DW_AT_sf_names: return "DW_AT_sf_names";
6712 case DW_AT_src_info: return "DW_AT_src_info";
6713 case DW_AT_mac_info: return "DW_AT_mac_info";
6714 case DW_AT_src_coords: return "DW_AT_src_coords";
6715 case DW_AT_body_begin: return "DW_AT_body_begin";
6716 case DW_AT_body_end: return "DW_AT_body_end";
6717 case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
6718 default:
6719 {
6720 static char buffer [100];
6721
6722 sprintf (buffer, _("Unknown AT value: %lx"), attribute);
6723 return buffer;
6724 }
6725 }
6726 }
6727
6728 static char *
6729 get_FORM_name (form)
6730 unsigned long form;
6731 {
6732 switch (form)
6733 {
6734 case DW_FORM_addr: return "DW_FORM_addr";
6735 case DW_FORM_block2: return "DW_FORM_block2";
6736 case DW_FORM_block4: return "DW_FORM_block4";
6737 case DW_FORM_data2: return "DW_FORM_data2";
6738 case DW_FORM_data4: return "DW_FORM_data4";
6739 case DW_FORM_data8: return "DW_FORM_data8";
6740 case DW_FORM_string: return "DW_FORM_string";
6741 case DW_FORM_block: return "DW_FORM_block";
6742 case DW_FORM_block1: return "DW_FORM_block1";
6743 case DW_FORM_data1: return "DW_FORM_data1";
6744 case DW_FORM_flag: return "DW_FORM_flag";
6745 case DW_FORM_sdata: return "DW_FORM_sdata";
6746 case DW_FORM_strp: return "DW_FORM_strp";
6747 case DW_FORM_udata: return "DW_FORM_udata";
6748 case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
6749 case DW_FORM_ref1: return "DW_FORM_ref1";
6750 case DW_FORM_ref2: return "DW_FORM_ref2";
6751 case DW_FORM_ref4: return "DW_FORM_ref4";
6752 case DW_FORM_ref8: return "DW_FORM_ref8";
6753 case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
6754 case DW_FORM_indirect: return "DW_FORM_indirect";
6755 default:
6756 {
6757 static char buffer [100];
6758
6759 sprintf (buffer, _("Unknown FORM value: %lx"), form);
6760 return buffer;
6761 }
6762 }
6763 }
6764
6765 /* FIXME: There are better and more effiecint ways to handle
6766 these structures. For now though, I just want something that
6767 is simple to implement. */
6768 typedef struct abbrev_attr
6769 {
6770 unsigned long attribute;
6771 unsigned long form;
6772 struct abbrev_attr * next;
6773 }
6774 abbrev_attr;
6775
6776 typedef struct abbrev_entry
6777 {
6778 unsigned long entry;
6779 unsigned long tag;
6780 int children;
6781 struct abbrev_attr * first_attr;
6782 struct abbrev_attr * last_attr;
6783 struct abbrev_entry * next;
6784 }
6785 abbrev_entry;
6786
6787 static abbrev_entry * first_abbrev = NULL;
6788 static abbrev_entry * last_abbrev = NULL;
6789
6790 static void
6791 free_abbrevs PARAMS ((void))
6792 {
6793 abbrev_entry * abbrev;
6794
6795 for (abbrev = first_abbrev; abbrev;)
6796 {
6797 abbrev_entry * next = abbrev->next;
6798 abbrev_attr * attr;
6799
6800 for (attr = abbrev->first_attr; attr;)
6801 {
6802 abbrev_attr * next = attr->next;
6803
6804 free (attr);
6805 attr = next;
6806 }
6807
6808 free (abbrev);
6809 abbrev = next;
6810 }
6811
6812 last_abbrev = first_abbrev = NULL;
6813 }
6814
6815 static void
6816 add_abbrev (number, tag, children)
6817 unsigned long number;
6818 unsigned long tag;
6819 int children;
6820 {
6821 abbrev_entry * entry;
6822
6823 entry = (abbrev_entry *) malloc (sizeof (* entry));
6824
6825 if (entry == NULL)
6826 /* ugg */
6827 return;
6828
6829 entry->entry = number;
6830 entry->tag = tag;
6831 entry->children = children;
6832 entry->first_attr = NULL;
6833 entry->last_attr = NULL;
6834 entry->next = NULL;
6835
6836 if (first_abbrev == NULL)
6837 first_abbrev = entry;
6838 else
6839 last_abbrev->next = entry;
6840
6841 last_abbrev = entry;
6842 }
6843
6844 static void
6845 add_abbrev_attr (attribute, form)
6846 unsigned long attribute;
6847 unsigned long form;
6848 {
6849 abbrev_attr * attr;
6850
6851 attr = (abbrev_attr *) malloc (sizeof (* attr));
6852
6853 if (attr == NULL)
6854 /* ugg */
6855 return;
6856
6857 attr->attribute = attribute;
6858 attr->form = form;
6859 attr->next = NULL;
6860
6861 if (last_abbrev->first_attr == NULL)
6862 last_abbrev->first_attr = attr;
6863 else
6864 last_abbrev->last_attr->next = attr;
6865
6866 last_abbrev->last_attr = attr;
6867 }
6868
6869 /* Processes the (partial) contents of a .debug_abbrev section.
6870 Returns NULL if the end of the section was encountered.
6871 Returns the address after the last byte read if the end of
6872 an abbreviation set was found. */
6873
6874 static unsigned char *
6875 process_abbrev_section (start, end)
6876 unsigned char * start;
6877 unsigned char * end;
6878 {
6879 if (first_abbrev != NULL)
6880 return NULL;
6881
6882 while (start < end)
6883 {
6884 int bytes_read;
6885 unsigned long entry;
6886 unsigned long tag;
6887 unsigned long attribute;
6888 int children;
6889
6890 entry = read_leb128 (start, & bytes_read, 0);
6891 start += bytes_read;
6892
6893 /* A single zero is supposed to end the section according
6894 to the standard. If there's more, then signal that to
6895 the caller. */
6896 if (entry == 0)
6897 return start == end ? NULL : start;
6898
6899 tag = read_leb128 (start, & bytes_read, 0);
6900 start += bytes_read;
6901
6902 children = * start ++;
6903
6904 add_abbrev (entry, tag, children);
6905
6906 do
6907 {
6908 unsigned long form;
6909
6910 attribute = read_leb128 (start, & bytes_read, 0);
6911 start += bytes_read;
6912
6913 form = read_leb128 (start, & bytes_read, 0);
6914 start += bytes_read;
6915
6916 if (attribute != 0)
6917 add_abbrev_attr (attribute, form);
6918 }
6919 while (attribute != 0);
6920 }
6921
6922 return NULL;
6923 }
6924
6925
6926 static int
6927 display_debug_macinfo (section, start, file)
6928 Elf32_Internal_Shdr * section;
6929 unsigned char * start;
6930 FILE * file ATTRIBUTE_UNUSED;
6931 {
6932 unsigned char * end = start + section->sh_size;
6933 unsigned char * curr = start;
6934 unsigned int bytes_read;
6935 enum dwarf_macinfo_record_type op;
6936
6937 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
6938
6939 while (curr < end)
6940 {
6941 unsigned int lineno;
6942 const char * string;
6943
6944 op = * curr;
6945 curr ++;
6946
6947 switch (op)
6948 {
6949 case DW_MACINFO_start_file:
6950 {
6951 unsigned int filenum;
6952
6953 lineno = read_leb128 (curr, & bytes_read, 0);
6954 curr += bytes_read;
6955 filenum = read_leb128 (curr, & bytes_read, 0);
6956 curr += bytes_read;
6957
6958 printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"), lineno, filenum);
6959 }
6960 break;
6961
6962 case DW_MACINFO_end_file:
6963 printf (_(" DW_MACINFO_end_file\n"));
6964 break;
6965
6966 case DW_MACINFO_define:
6967 lineno = read_leb128 (curr, & bytes_read, 0);
6968 curr += bytes_read;
6969 string = curr;
6970 curr += strlen (string) + 1;
6971 printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"), lineno, string);
6972 break;
6973
6974 case DW_MACINFO_undef:
6975 lineno = read_leb128 (curr, & bytes_read, 0);
6976 curr += bytes_read;
6977 string = curr;
6978 curr += strlen (string) + 1;
6979 printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"), lineno, string);
6980 break;
6981
6982 case DW_MACINFO_vendor_ext:
6983 {
6984 unsigned int constant;
6985
6986 constant = read_leb128 (curr, & bytes_read, 0);
6987 curr += bytes_read;
6988 string = curr;
6989 curr += strlen (string) + 1;
6990 printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"), constant, string);
6991 }
6992 break;
6993 }
6994 }
6995
6996 return 1;
6997 }
6998
6999
7000 static int
7001 display_debug_abbrev (section, start, file)
7002 Elf32_Internal_Shdr * section;
7003 unsigned char * start;
7004 FILE * file ATTRIBUTE_UNUSED;
7005 {
7006 abbrev_entry * entry;
7007 unsigned char * end = start + section->sh_size;
7008
7009 printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
7010
7011 do
7012 {
7013 start = process_abbrev_section (start, end);
7014
7015 if (first_abbrev == NULL)
7016 continue;
7017
7018 printf (_(" Number TAG\n"));
7019
7020 for (entry = first_abbrev; entry; entry = entry->next)
7021 {
7022 abbrev_attr * attr;
7023
7024 printf (_(" %ld %s [%s]\n"),
7025 entry->entry,
7026 get_TAG_name (entry->tag),
7027 entry->children ? _("has children") : _("no children"));
7028
7029 for (attr = entry->first_attr; attr; attr = attr->next)
7030 {
7031 printf (_(" %-18s %s\n"),
7032 get_AT_name (attr->attribute),
7033 get_FORM_name (attr->form));
7034 }
7035 }
7036
7037 free_abbrevs ();
7038 }
7039 while (start);
7040
7041 printf ("\n");
7042
7043 return 1;
7044 }
7045
7046
7047 static unsigned char *
7048 display_block (data, length)
7049 unsigned char * data;
7050 unsigned long length;
7051 {
7052 printf (_(" %lu byte block: "), length);
7053
7054 while (length --)
7055 printf ("%lx ", (unsigned long) byte_get (data ++, 1));
7056
7057 return data;
7058 }
7059
7060 static void
7061 decode_location_expression (data, pointer_size, length)
7062 unsigned char * data;
7063 unsigned int pointer_size;
7064 unsigned long length;
7065 {
7066 unsigned op;
7067 int bytes_read;
7068 unsigned long uvalue;
7069 unsigned char * end = data + length;
7070
7071 while (data < end)
7072 {
7073 op = * data ++;
7074
7075 switch (op)
7076 {
7077 case DW_OP_addr:
7078 printf ("DW_OP_addr: %lx",
7079 (unsigned long) byte_get (data, pointer_size));
7080 data += pointer_size;
7081 break;
7082 case DW_OP_deref:
7083 printf ("DW_OP_deref");
7084 break;
7085 case DW_OP_const1u:
7086 printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1));
7087 break;
7088 case DW_OP_const1s:
7089 printf ("DW_OP_const1s: %ld", (long) byte_get (data++, 1));
7090 break;
7091 case DW_OP_const2u:
7092 printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
7093 data += 2;
7094 break;
7095 case DW_OP_const2s:
7096 printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2));
7097 data += 2;
7098 break;
7099 case DW_OP_const4u:
7100 printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
7101 data += 4;
7102 break;
7103 case DW_OP_const4s:
7104 printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4));
7105 data += 4;
7106 break;
7107 case DW_OP_const8u:
7108 printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
7109 (unsigned long) byte_get (data + 4, 4));
7110 data += 8;
7111 break;
7112 case DW_OP_const8s:
7113 printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
7114 (long) byte_get (data + 4, 4));
7115 data += 8;
7116 break;
7117 case DW_OP_constu:
7118 printf ("DW_OP_constu: %lu", read_leb128 (data, &bytes_read, 0));
7119 data += bytes_read;
7120 break;
7121 case DW_OP_consts:
7122 printf ("DW_OP_consts: %ld", read_leb128 (data, &bytes_read, 1));
7123 data += bytes_read;
7124 break;
7125 case DW_OP_dup:
7126 printf ("DW_OP_dup");
7127 break;
7128 case DW_OP_drop:
7129 printf ("DW_OP_drop");
7130 break;
7131 case DW_OP_over:
7132 printf ("DW_OP_over");
7133 break;
7134 case DW_OP_pick:
7135 printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1));
7136 break;
7137 case DW_OP_swap:
7138 printf ("DW_OP_swap");
7139 break;
7140 case DW_OP_rot:
7141 printf ("DW_OP_rot");
7142 break;
7143 case DW_OP_xderef:
7144 printf ("DW_OP_xderef");
7145 break;
7146 case DW_OP_abs:
7147 printf ("DW_OP_abs");
7148 break;
7149 case DW_OP_and:
7150 printf ("DW_OP_and");
7151 break;
7152 case DW_OP_div:
7153 printf ("DW_OP_div");
7154 break;
7155 case DW_OP_minus:
7156 printf ("DW_OP_minus");
7157 break;
7158 case DW_OP_mod:
7159 printf ("DW_OP_mod");
7160 break;
7161 case DW_OP_mul:
7162 printf ("DW_OP_mul");
7163 break;
7164 case DW_OP_neg:
7165 printf ("DW_OP_neg");
7166 break;
7167 case DW_OP_not:
7168 printf ("DW_OP_not");
7169 break;
7170 case DW_OP_or:
7171 printf ("DW_OP_or");
7172 break;
7173 case DW_OP_plus:
7174 printf ("DW_OP_plus");
7175 break;
7176 case DW_OP_plus_uconst:
7177 printf ("DW_OP_plus_uconst: %lu",
7178 read_leb128 (data, &bytes_read, 0));
7179 data += bytes_read;
7180 break;
7181 case DW_OP_shl:
7182 printf ("DW_OP_shl");
7183 break;
7184 case DW_OP_shr:
7185 printf ("DW_OP_shr");
7186 break;
7187 case DW_OP_shra:
7188 printf ("DW_OP_shra");
7189 break;
7190 case DW_OP_xor:
7191 printf ("DW_OP_xor");
7192 break;
7193 case DW_OP_bra:
7194 printf ("DW_OP_bra: %ld", (long) byte_get (data, 2));
7195 data += 2;
7196 break;
7197 case DW_OP_eq:
7198 printf ("DW_OP_eq");
7199 break;
7200 case DW_OP_ge:
7201 printf ("DW_OP_ge");
7202 break;
7203 case DW_OP_gt:
7204 printf ("DW_OP_gt");
7205 break;
7206 case DW_OP_le:
7207 printf ("DW_OP_le");
7208 break;
7209 case DW_OP_lt:
7210 printf ("DW_OP_lt");
7211 break;
7212 case DW_OP_ne:
7213 printf ("DW_OP_ne");
7214 break;
7215 case DW_OP_skip:
7216 printf ("DW_OP_skip: %ld", (long) byte_get (data, 2));
7217 data += 2;
7218 break;
7219
7220 case DW_OP_lit0:
7221 case DW_OP_lit1:
7222 case DW_OP_lit2:
7223 case DW_OP_lit3:
7224 case DW_OP_lit4:
7225 case DW_OP_lit5:
7226 case DW_OP_lit6:
7227 case DW_OP_lit7:
7228 case DW_OP_lit8:
7229 case DW_OP_lit9:
7230 case DW_OP_lit10:
7231 case DW_OP_lit11:
7232 case DW_OP_lit12:
7233 case DW_OP_lit13:
7234 case DW_OP_lit14:
7235 case DW_OP_lit15:
7236 case DW_OP_lit16:
7237 case DW_OP_lit17:
7238 case DW_OP_lit18:
7239 case DW_OP_lit19:
7240 case DW_OP_lit20:
7241 case DW_OP_lit21:
7242 case DW_OP_lit22:
7243 case DW_OP_lit23:
7244 case DW_OP_lit24:
7245 case DW_OP_lit25:
7246 case DW_OP_lit26:
7247 case DW_OP_lit27:
7248 case DW_OP_lit28:
7249 case DW_OP_lit29:
7250 case DW_OP_lit30:
7251 case DW_OP_lit31:
7252 printf ("DW_OP_lit%d", op - DW_OP_lit0);
7253 break;
7254
7255 case DW_OP_reg0:
7256 case DW_OP_reg1:
7257 case DW_OP_reg2:
7258 case DW_OP_reg3:
7259 case DW_OP_reg4:
7260 case DW_OP_reg5:
7261 case DW_OP_reg6:
7262 case DW_OP_reg7:
7263 case DW_OP_reg8:
7264 case DW_OP_reg9:
7265 case DW_OP_reg10:
7266 case DW_OP_reg11:
7267 case DW_OP_reg12:
7268 case DW_OP_reg13:
7269 case DW_OP_reg14:
7270 case DW_OP_reg15:
7271 case DW_OP_reg16:
7272 case DW_OP_reg17:
7273 case DW_OP_reg18:
7274 case DW_OP_reg19:
7275 case DW_OP_reg20:
7276 case DW_OP_reg21:
7277 case DW_OP_reg22:
7278 case DW_OP_reg23:
7279 case DW_OP_reg24:
7280 case DW_OP_reg25:
7281 case DW_OP_reg26:
7282 case DW_OP_reg27:
7283 case DW_OP_reg28:
7284 case DW_OP_reg29:
7285 case DW_OP_reg30:
7286 case DW_OP_reg31:
7287 printf ("DW_OP_reg%d", op - DW_OP_reg0);
7288 break;
7289
7290 case DW_OP_breg0:
7291 case DW_OP_breg1:
7292 case DW_OP_breg2:
7293 case DW_OP_breg3:
7294 case DW_OP_breg4:
7295 case DW_OP_breg5:
7296 case DW_OP_breg6:
7297 case DW_OP_breg7:
7298 case DW_OP_breg8:
7299 case DW_OP_breg9:
7300 case DW_OP_breg10:
7301 case DW_OP_breg11:
7302 case DW_OP_breg12:
7303 case DW_OP_breg13:
7304 case DW_OP_breg14:
7305 case DW_OP_breg15:
7306 case DW_OP_breg16:
7307 case DW_OP_breg17:
7308 case DW_OP_breg18:
7309 case DW_OP_breg19:
7310 case DW_OP_breg20:
7311 case DW_OP_breg21:
7312 case DW_OP_breg22:
7313 case DW_OP_breg23:
7314 case DW_OP_breg24:
7315 case DW_OP_breg25:
7316 case DW_OP_breg26:
7317 case DW_OP_breg27:
7318 case DW_OP_breg28:
7319 case DW_OP_breg29:
7320 case DW_OP_breg30:
7321 case DW_OP_breg31:
7322 printf ("DW_OP_breg%d: %ld", op - DW_OP_breg0,
7323 read_leb128 (data, &bytes_read, 1));
7324 data += bytes_read;
7325 break;
7326
7327 case DW_OP_regx:
7328 printf ("DW_OP_regx: %lu", read_leb128 (data, &bytes_read, 0));
7329 data += bytes_read;
7330 break;
7331 case DW_OP_fbreg:
7332 printf ("DW_OP_fbreg: %ld", read_leb128 (data, &bytes_read, 1));
7333 data += bytes_read;
7334 break;
7335 case DW_OP_bregx:
7336 uvalue = read_leb128 (data, &bytes_read, 0);
7337 data += bytes_read;
7338 printf ("DW_OP_bregx: %lu %ld", uvalue,
7339 read_leb128 (data, &bytes_read, 1));
7340 data += bytes_read;
7341 break;
7342 case DW_OP_piece:
7343 printf ("DW_OP_piece: %lu", read_leb128 (data, &bytes_read, 0));
7344 data += bytes_read;
7345 break;
7346 case DW_OP_deref_size:
7347 printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1));
7348 break;
7349 case DW_OP_xderef_size:
7350 printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1));
7351 break;
7352 case DW_OP_nop:
7353 printf ("DW_OP_nop");
7354 break;
7355
7356 /* DWARF 2.1 extensions. */
7357 case DW_OP_push_object_address:
7358 printf ("DW_OP_push_object_address");
7359 break;
7360 case DW_OP_call2:
7361 printf ("DW_OP_call2: <%lx>", (long) byte_get (data, 2));
7362 data += 2;
7363 break;
7364 case DW_OP_call4:
7365 printf ("DW_OP_call4: <%lx>", (long) byte_get (data, 4));
7366 data += 4;
7367 break;
7368 case DW_OP_calli:
7369 printf ("DW_OP_calli");
7370 break;
7371
7372 default:
7373 if (op >= DW_OP_lo_user
7374 && op <= DW_OP_hi_user)
7375 printf (_("(User defined location op)"));
7376 else
7377 printf (_("(Unknown location op)"));
7378 /* No way to tell where the next op is, so just bail. */
7379 return;
7380 }
7381
7382 /* Separate the ops. */
7383 printf ("; ");
7384 }
7385 }
7386
7387 static const char * debug_loc_contents;
7388 static bfd_vma debug_loc_size;
7389
7390 static void
7391 load_debug_loc (file)
7392 FILE * file;
7393 {
7394 Elf32_Internal_Shdr * sec;
7395 unsigned int i;
7396
7397 /* If it is already loaded, do nothing. */
7398 if (debug_loc_contents != NULL)
7399 return;
7400
7401 /* Locate the .debug_loc section. */
7402 for (i = 0, sec = section_headers;
7403 i < elf_header.e_shnum;
7404 i ++, sec ++)
7405 if (strcmp (SECTION_NAME (sec), ".debug_loc") == 0)
7406 break;
7407
7408 if (i == elf_header.e_shnum || sec->sh_size == 0)
7409 return;
7410
7411 debug_loc_size = sec->sh_size;
7412
7413 debug_loc_contents = ((char *)
7414 get_data (NULL, file, sec->sh_offset, sec->sh_size,
7415 _("debug_loc section data")));
7416 }
7417
7418 static void
7419 free_debug_loc ()
7420 {
7421 if (debug_loc_contents == NULL)
7422 return;
7423
7424 free ((char *) debug_loc_contents);
7425 debug_loc_contents = NULL;
7426 debug_loc_size = 0;
7427 }
7428
7429
7430 static int
7431 display_debug_loc (section, start, file)
7432 Elf32_Internal_Shdr * section;
7433 unsigned char * start;
7434 FILE * file ATTRIBUTE_UNUSED;
7435 {
7436 unsigned char *section_end;
7437 unsigned long bytes;
7438 unsigned char *section_begin = start;
7439 bfd_vma addr;
7440
7441 addr = section->sh_addr;
7442 bytes = section->sh_size;
7443 section_end = start + bytes;
7444 if (bytes == 0)
7445 {
7446 printf (_("\nThe .debug_loc section is empty.\n"));
7447 return 0;
7448 }
7449 printf (_("Contents of the .debug_loc section:\n\n"));
7450 printf (_("\n Offset Begin End Expression\n"));
7451 while (start < section_end)
7452 {
7453 unsigned long begin;
7454 unsigned long end;
7455 unsigned short length;
7456 unsigned long offset;
7457
7458 offset = start - section_begin;
7459
7460 while (1)
7461 {
7462 /* Normally, the lists in the debug_loc section are related to a
7463 given compilation unit, and thus, we would use the
7464 pointer size of that compilation unit. However, since we are
7465 displaying it seperately here, we either have to store
7466 pointer sizes of all compilation units, or assume they don't
7467 change. We assume, like the debug_line display, that
7468 it doesn't change. */
7469 begin = byte_get (start, debug_line_pointer_size);
7470 start += debug_line_pointer_size;
7471 end = byte_get (start, debug_line_pointer_size);
7472 start += debug_line_pointer_size;
7473
7474 if (begin == 0 && end == 0)
7475 break;
7476
7477 begin += addr;
7478 end += addr;
7479
7480 length = byte_get (start, 2);
7481 start += 2;
7482
7483 printf (" %8.8lx %8.8lx %8.8lx (", offset, begin, end);
7484 decode_location_expression (start, debug_line_pointer_size, length);
7485 printf (")\n");
7486
7487 start += length;
7488 }
7489 printf ("\n");
7490 }
7491 return 1;
7492 }
7493
7494 static const char * debug_str_contents;
7495 static bfd_vma debug_str_size;
7496
7497 static void
7498 load_debug_str (file)
7499 FILE * file;
7500 {
7501 Elf32_Internal_Shdr * sec;
7502 unsigned int i;
7503
7504 /* If it is already loaded, do nothing. */
7505 if (debug_str_contents != NULL)
7506 return;
7507
7508 /* Locate the .debug_str section. */
7509 for (i = 0, sec = section_headers;
7510 i < elf_header.e_shnum;
7511 i ++, sec ++)
7512 if (strcmp (SECTION_NAME (sec), ".debug_str") == 0)
7513 break;
7514
7515 if (i == elf_header.e_shnum || sec->sh_size == 0)
7516 return;
7517
7518 debug_str_size = sec->sh_size;
7519
7520 debug_str_contents = ((char *)
7521 get_data (NULL, file, sec->sh_offset, sec->sh_size,
7522 _("debug_str section data")));
7523 }
7524
7525 static void
7526 free_debug_str ()
7527 {
7528 if (debug_str_contents == NULL)
7529 return;
7530
7531 free ((char *) debug_str_contents);
7532 debug_str_contents = NULL;
7533 debug_str_size = 0;
7534 }
7535
7536 static const char *
7537 fetch_indirect_string (offset)
7538 unsigned long offset;
7539 {
7540 if (debug_str_contents == NULL)
7541 return _("<no .debug_str section>");
7542
7543 if (offset > debug_str_size)
7544 return _("<offset is too big>");
7545
7546 return debug_str_contents + offset;
7547 }
7548
7549
7550 static int
7551 display_debug_str (section, start, file)
7552 Elf32_Internal_Shdr * section;
7553 unsigned char * start;
7554 FILE * file ATTRIBUTE_UNUSED;
7555 {
7556 unsigned long bytes;
7557 bfd_vma addr;
7558
7559 addr = section->sh_addr;
7560 bytes = section->sh_size;
7561
7562 if (bytes == 0)
7563 {
7564 printf (_("\nThe .debug_str section is empty.\n"));
7565 return 0;
7566 }
7567
7568 printf (_("Contents of the .debug_str section:\n\n"));
7569
7570 while (bytes)
7571 {
7572 int j;
7573 int k;
7574 int lbytes;
7575
7576 lbytes = (bytes > 16 ? 16 : bytes);
7577
7578 printf (" 0x%8.8lx ", (unsigned long) addr);
7579
7580 for (j = 0; j < 16; j++)
7581 {
7582 if (j < lbytes)
7583 printf ("%2.2x", start [j]);
7584 else
7585 printf (" ");
7586
7587 if ((j & 3) == 3)
7588 printf (" ");
7589 }
7590
7591 for (j = 0; j < lbytes; j++)
7592 {
7593 k = start [j];
7594 if (k >= ' ' && k < 0x80)
7595 printf ("%c", k);
7596 else
7597 printf (".");
7598 }
7599
7600 putchar ('\n');
7601
7602 start += lbytes;
7603 addr += lbytes;
7604 bytes -= lbytes;
7605 }
7606
7607 return 1;
7608 }
7609
7610
7611 static unsigned char *
7612 read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size)
7613 unsigned long attribute;
7614 unsigned long form;
7615 unsigned char * data;
7616 unsigned long cu_offset;
7617 unsigned long pointer_size;
7618 {
7619 unsigned long uvalue = 0;
7620 unsigned char * block_start = NULL;
7621 int bytes_read;
7622
7623 switch (form)
7624 {
7625 default:
7626 break;
7627
7628 case DW_FORM_ref_addr:
7629 case DW_FORM_addr:
7630 uvalue = byte_get (data, pointer_size);
7631 data += pointer_size;
7632 break;
7633
7634 case DW_FORM_strp:
7635 uvalue = byte_get (data, /* offset_size */ 4);
7636 data += /* offset_size */ 4;
7637 break;
7638
7639 case DW_FORM_ref1:
7640 case DW_FORM_flag:
7641 case DW_FORM_data1:
7642 uvalue = byte_get (data ++, 1);
7643 break;
7644
7645 case DW_FORM_ref2:
7646 case DW_FORM_data2:
7647 uvalue = byte_get (data, 2);
7648 data += 2;
7649 break;
7650
7651 case DW_FORM_ref4:
7652 case DW_FORM_data4:
7653 uvalue = byte_get (data, 4);
7654 data += 4;
7655 break;
7656
7657 case DW_FORM_sdata:
7658 uvalue = read_leb128 (data, & bytes_read, 1);
7659 data += bytes_read;
7660 break;
7661
7662 case DW_FORM_ref_udata:
7663 case DW_FORM_udata:
7664 uvalue = read_leb128 (data, & bytes_read, 0);
7665 data += bytes_read;
7666 break;
7667
7668 case DW_FORM_indirect:
7669 form = read_leb128 (data, & bytes_read, 0);
7670 data += bytes_read;
7671 printf (" %s", get_FORM_name (form));
7672 return read_and_display_attr_value (attribute, form, data, cu_offset,
7673 pointer_size);
7674 }
7675
7676 switch (form)
7677 {
7678 case DW_FORM_ref_addr:
7679 printf (" <#%lx>", uvalue);
7680 break;
7681
7682 case DW_FORM_ref1:
7683 case DW_FORM_ref2:
7684 case DW_FORM_ref4:
7685 case DW_FORM_ref_udata:
7686 printf (" <%lx>", uvalue + cu_offset);
7687 break;
7688
7689 case DW_FORM_addr:
7690 printf (" %#lx", uvalue);
7691
7692 case DW_FORM_flag:
7693 case DW_FORM_data1:
7694 case DW_FORM_data2:
7695 case DW_FORM_data4:
7696 case DW_FORM_sdata:
7697 case DW_FORM_udata:
7698 printf (" %ld", uvalue);
7699 break;
7700
7701 case DW_FORM_ref8:
7702 case DW_FORM_data8:
7703 uvalue = byte_get (data, 4);
7704 printf (" %lx", uvalue);
7705 printf (" %lx", (unsigned long) byte_get (data + 4, 4));
7706 data += 8;
7707 break;
7708
7709 case DW_FORM_string:
7710 printf (" %s", data);
7711 data += strlen ((char *) data) + 1;
7712 break;
7713
7714 case DW_FORM_block:
7715 uvalue = read_leb128 (data, & bytes_read, 0);
7716 block_start = data + bytes_read;
7717 data = display_block (block_start, uvalue);
7718 break;
7719
7720 case DW_FORM_block1:
7721 uvalue = byte_get (data, 1);
7722 block_start = data + 1;
7723 data = display_block (block_start, uvalue);
7724 break;
7725
7726 case DW_FORM_block2:
7727 uvalue = byte_get (data, 2);
7728 block_start = data + 2;
7729 data = display_block (block_start, uvalue);
7730 break;
7731
7732 case DW_FORM_block4:
7733 uvalue = byte_get (data, 4);
7734 block_start = data + 4;
7735 data = display_block (block_start, uvalue);
7736 break;
7737
7738 case DW_FORM_strp:
7739 printf (_(" (indirect string, offset: 0x%lx): "), uvalue);
7740 printf (fetch_indirect_string (uvalue));
7741 break;
7742
7743 case DW_FORM_indirect:
7744 /* Handled above. */
7745 break;
7746
7747 default:
7748 warn (_("Unrecognized form: %d\n"), form);
7749 break;
7750 }
7751
7752 /* For some attributes we can display futher information. */
7753
7754 printf ("\t");
7755
7756 switch (attribute)
7757 {
7758 case DW_AT_inline:
7759 switch (uvalue)
7760 {
7761 case DW_INL_not_inlined: printf (_("(not inlined)")); break;
7762 case DW_INL_inlined: printf (_("(inlined)")); break;
7763 case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break;
7764 case DW_INL_declared_inlined: printf (_("(declared as inline and inlined)")); break;
7765 default: printf (_(" (Unknown inline attribute value: %lx)"), uvalue); break;
7766 }
7767 break;
7768
7769 case DW_AT_language:
7770 switch (uvalue)
7771 {
7772 case DW_LANG_C: printf ("(non-ANSI C)"); break;
7773 case DW_LANG_C89: printf ("(ANSI C)"); break;
7774 case DW_LANG_C_plus_plus: printf ("(C++)"); break;
7775 case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
7776 case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
7777 case DW_LANG_Modula2: printf ("(Modula 2)"); break;
7778 case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
7779 case DW_LANG_Ada83: printf ("(Ada)"); break;
7780 case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
7781 case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
7782 /* DWARF 2.1 values. */
7783 case DW_LANG_C99: printf ("(ANSI C99)"); break;
7784 case DW_LANG_Ada95: printf ("(ADA 95)"); break;
7785 case DW_LANG_Fortran95: printf ("(Fortran 95)"); break;
7786 /* MIPS extension. */
7787 case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
7788 default: printf ("(Unknown: %lx)", uvalue); break;
7789 }
7790 break;
7791
7792 case DW_AT_encoding:
7793 switch (uvalue)
7794 {
7795 case DW_ATE_void: printf ("(void)"); break;
7796 case DW_ATE_address: printf ("(machine address)"); break;
7797 case DW_ATE_boolean: printf ("(boolean)"); break;
7798 case DW_ATE_complex_float: printf ("(complex float)"); break;
7799 case DW_ATE_float: printf ("(float)"); break;
7800 case DW_ATE_signed: printf ("(signed)"); break;
7801 case DW_ATE_signed_char: printf ("(signed char)"); break;
7802 case DW_ATE_unsigned: printf ("(unsigned)"); break;
7803 case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
7804 /* DWARF 2.1 value. */
7805 case DW_ATE_imaginary_float: printf ("(imaginary float)"); break;
7806 default:
7807 if (uvalue >= DW_ATE_lo_user
7808 && uvalue <= DW_ATE_hi_user)
7809 printf ("(user defined type)");
7810 else
7811 printf ("(unknown type)");
7812 break;
7813 }
7814 break;
7815
7816 case DW_AT_accessibility:
7817 switch (uvalue)
7818 {
7819 case DW_ACCESS_public: printf ("(public)"); break;
7820 case DW_ACCESS_protected: printf ("(protected)"); break;
7821 case DW_ACCESS_private: printf ("(private)"); break;
7822 default: printf ("(unknown accessibility)"); break;
7823 }
7824 break;
7825
7826 case DW_AT_visibility:
7827 switch (uvalue)
7828 {
7829 case DW_VIS_local: printf ("(local)"); break;
7830 case DW_VIS_exported: printf ("(exported)"); break;
7831 case DW_VIS_qualified: printf ("(qualified)"); break;
7832 default: printf ("(unknown visibility)"); break;
7833 }
7834 break;
7835
7836 case DW_AT_virtuality:
7837 switch (uvalue)
7838 {
7839 case DW_VIRTUALITY_none: printf ("(none)"); break;
7840 case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
7841 case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
7842 default: printf ("(unknown virtuality)"); break;
7843 }
7844 break;
7845
7846 case DW_AT_identifier_case:
7847 switch (uvalue)
7848 {
7849 case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
7850 case DW_ID_up_case: printf ("(up_case)"); break;
7851 case DW_ID_down_case: printf ("(down_case)"); break;
7852 case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
7853 default: printf ("(unknown case)"); break;
7854 }
7855 break;
7856
7857 case DW_AT_calling_convention:
7858 switch (uvalue)
7859 {
7860 case DW_CC_normal: printf ("(normal)"); break;
7861 case DW_CC_program: printf ("(program)"); break;
7862 case DW_CC_nocall: printf ("(nocall)"); break;
7863 default:
7864 if (uvalue >= DW_CC_lo_user
7865 && uvalue <= DW_CC_hi_user)
7866 printf ("(user defined)");
7867 else
7868 printf ("(unknown convention)");
7869 }
7870 break;
7871
7872 case DW_AT_ordering:
7873 switch (uvalue)
7874 {
7875 case -1: printf ("(undefined)"); break;
7876 case 0: printf ("(row major)"); break;
7877 case 1: printf ("(column major)"); break;
7878 }
7879 break;
7880
7881 case DW_AT_frame_base:
7882 case DW_AT_location:
7883 case DW_AT_data_member_location:
7884 case DW_AT_vtable_elem_location:
7885 case DW_AT_allocated:
7886 case DW_AT_associated:
7887 case DW_AT_data_location:
7888 case DW_AT_stride:
7889 case DW_AT_upper_bound:
7890 case DW_AT_lower_bound:
7891 if (block_start)
7892 {
7893 printf ("(");
7894 decode_location_expression (block_start, pointer_size, uvalue);
7895 printf (")");
7896 }
7897 else if (form == DW_FORM_data4)
7898 {
7899 printf ("(");
7900 printf ("location list");
7901 printf (")");
7902 }
7903 break;
7904
7905 default:
7906 break;
7907 }
7908
7909 return data;
7910 }
7911
7912 static unsigned char *
7913 read_and_display_attr (attribute, form, data, cu_offset, pointer_size)
7914 unsigned long attribute;
7915 unsigned long form;
7916 unsigned char * data;
7917 unsigned long cu_offset;
7918 unsigned long pointer_size;
7919 {
7920 printf (" %-18s:", get_AT_name (attribute));
7921 data = read_and_display_attr_value (attribute, form, data, cu_offset,
7922 pointer_size);
7923 printf ("\n");
7924 return data;
7925 }
7926
7927 static int
7928 display_debug_info (section, start, file)
7929 Elf32_Internal_Shdr * section;
7930 unsigned char * start;
7931 FILE * file;
7932 {
7933 unsigned char * end = start + section->sh_size;
7934 unsigned char * section_begin = start;
7935
7936 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
7937
7938 load_debug_str (file);
7939 load_debug_loc (file);
7940
7941 while (start < end)
7942 {
7943 DWARF2_External_CompUnit * external;
7944 DWARF2_Internal_CompUnit compunit;
7945 Elf32_Internal_Shdr * relsec;
7946 unsigned char * tags;
7947 unsigned int i;
7948 int level;
7949 unsigned long cu_offset;
7950
7951 external = (DWARF2_External_CompUnit *) start;
7952
7953 compunit.cu_length = BYTE_GET (external->cu_length);
7954 compunit.cu_version = BYTE_GET (external->cu_version);
7955 compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
7956 compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
7957
7958 if (compunit.cu_length == 0xffffffff)
7959 {
7960 warn (_("64-bit DWARF debug info is not supported yet.\n"));
7961 break;
7962 }
7963
7964 /* Check for RELA relocations in the abbrev_offset address, and
7965 apply them. */
7966 for (relsec = section_headers;
7967 relsec < section_headers + elf_header.e_shnum;
7968 ++relsec)
7969 {
7970 unsigned long nrelas;
7971 Elf_Internal_Rela *rela, *rp;
7972 Elf32_Internal_Shdr *symsec;
7973 Elf_Internal_Sym *symtab;
7974 Elf_Internal_Sym *sym;
7975
7976 if (relsec->sh_type != SHT_RELA
7977 || SECTION_HEADER (relsec->sh_info) != section)
7978 continue;
7979
7980 if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
7981 & rela, & nrelas))
7982 return 0;
7983
7984 symsec = SECTION_HEADER (relsec->sh_link);
7985 symtab = GET_ELF_SYMBOLS (file, symsec);
7986
7987 for (rp = rela; rp < rela + nrelas; ++rp)
7988 {
7989 if (rp->r_offset
7990 != (bfd_vma) ((unsigned char *) &external->cu_abbrev_offset
7991 - section_begin))
7992 continue;
7993
7994 if (is_32bit_elf)
7995 {
7996 sym = symtab + ELF32_R_SYM (rp->r_info);
7997
7998 if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
7999 {
8000 warn (_("Skipping unexpected symbol type %u\n"),
8001 ELF32_ST_TYPE (sym->st_info));
8002 continue;
8003 }
8004 }
8005 else
8006 {
8007 sym = symtab + ELF64_R_SYM (rp->r_info);
8008
8009 if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
8010 {
8011 warn (_("Skipping unexpected symbol type %u\n"),
8012 ELF64_ST_TYPE (sym->st_info));
8013 continue;
8014 }
8015 }
8016
8017 compunit.cu_abbrev_offset += rp->r_addend;
8018 break;
8019 }
8020
8021 free (rela);
8022 break;
8023 }
8024
8025 tags = start + sizeof (* external);
8026 cu_offset = start - section_begin;
8027 start += compunit.cu_length + sizeof (external->cu_length);
8028
8029 printf (_(" Compilation Unit @ %lx:\n"), cu_offset);
8030 printf (_(" Length: %ld\n"), compunit.cu_length);
8031 printf (_(" Version: %d\n"), compunit.cu_version);
8032 printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset);
8033 printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
8034
8035 if (compunit.cu_version != 2)
8036 {
8037 warn (_("Only version 2 DWARF debug information is currently supported.\n"));
8038 continue;
8039 }
8040
8041 free_abbrevs ();
8042
8043 /* Read in the abbrevs used by this compilation unit. */
8044
8045 {
8046 Elf32_Internal_Shdr * sec;
8047 unsigned char * begin;
8048
8049 /* Locate the .debug_abbrev section and process it. */
8050 for (i = 0, sec = section_headers;
8051 i < elf_header.e_shnum;
8052 i ++, sec ++)
8053 if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
8054 break;
8055
8056 if (i == elf_header.e_shnum || sec->sh_size == 0)
8057 {
8058 warn (_("Unable to locate .debug_abbrev section!\n"));
8059 return 0;
8060 }
8061
8062 begin = ((unsigned char *)
8063 get_data (NULL, file, sec->sh_offset, sec->sh_size,
8064 _("debug_abbrev section data")));
8065 if (!begin)
8066 return 0;
8067
8068 process_abbrev_section (begin + compunit.cu_abbrev_offset,
8069 begin + sec->sh_size);
8070
8071 free (begin);
8072 }
8073
8074 level = 0;
8075 while (tags < start)
8076 {
8077 int bytes_read;
8078 unsigned long abbrev_number;
8079 abbrev_entry * entry;
8080 abbrev_attr * attr;
8081
8082 abbrev_number = read_leb128 (tags, & bytes_read, 0);
8083 tags += bytes_read;
8084
8085 /* A null DIE marks the end of a list of children. */
8086 if (abbrev_number == 0)
8087 {
8088 --level;
8089 continue;
8090 }
8091
8092 /* Scan through the abbreviation list until we reach the
8093 correct entry. */
8094 for (entry = first_abbrev;
8095 entry && entry->entry != abbrev_number;
8096 entry = entry->next)
8097 continue;
8098
8099 if (entry == NULL)
8100 {
8101 warn (_("Unable to locate entry %lu in the abbreviation table\n"),
8102 abbrev_number);
8103 return 0;
8104 }
8105
8106 printf (_(" <%d><%lx>: Abbrev Number: %lu (%s)\n"),
8107 level,
8108 (unsigned long) (tags - section_begin - bytes_read),
8109 abbrev_number,
8110 get_TAG_name (entry->tag));
8111
8112 for (attr = entry->first_attr; attr; attr = attr->next)
8113 tags = read_and_display_attr (attr->attribute,
8114 attr->form,
8115 tags, cu_offset,
8116 compunit.cu_pointer_size);
8117
8118 if (entry->children)
8119 ++level;
8120 }
8121 }
8122
8123 free_debug_str ();
8124 free_debug_loc ();
8125
8126 printf ("\n");
8127
8128 return 1;
8129 }
8130
8131 static int
8132 display_debug_aranges (section, start, file)
8133 Elf32_Internal_Shdr * section;
8134 unsigned char * start;
8135 FILE * file ATTRIBUTE_UNUSED;
8136 {
8137 unsigned char * end = start + section->sh_size;
8138
8139 printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
8140
8141 while (start < end)
8142 {
8143 DWARF2_External_ARange * external;
8144 DWARF2_Internal_ARange arange;
8145 unsigned char * ranges;
8146 unsigned long length;
8147 unsigned long address;
8148 int excess;
8149
8150 external = (DWARF2_External_ARange *) start;
8151
8152 arange.ar_length = BYTE_GET (external->ar_length);
8153 arange.ar_version = BYTE_GET (external->ar_version);
8154 arange.ar_info_offset = BYTE_GET (external->ar_info_offset);
8155 arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
8156 arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
8157
8158 if (arange.ar_length == 0xffffffff)
8159 {
8160 warn (_("64-bit DWARF aranges are not supported yet.\n"));
8161 break;
8162 }
8163
8164 if (arange.ar_version != 2)
8165 {
8166 warn (_("Only DWARF 2 aranges are currently supported.\n"));
8167 break;
8168 }
8169
8170 printf (_(" Length: %ld\n"), arange.ar_length);
8171 printf (_(" Version: %d\n"), arange.ar_version);
8172 printf (_(" Offset into .debug_info: %lx\n"), arange.ar_info_offset);
8173 printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
8174 printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
8175
8176 printf (_("\n Address Length\n"));
8177
8178 ranges = start + sizeof (* external);
8179
8180 /* Must pad to an alignment boundary that is twice the pointer size. */
8181 excess = sizeof (* external) % (2 * arange.ar_pointer_size);
8182 if (excess)
8183 ranges += (2 * arange.ar_pointer_size) - excess;
8184
8185 for (;;)
8186 {
8187 address = byte_get (ranges, arange.ar_pointer_size);
8188
8189 ranges += arange.ar_pointer_size;
8190
8191 length = byte_get (ranges, arange.ar_pointer_size);
8192
8193 ranges += arange.ar_pointer_size;
8194
8195 /* A pair of zeros marks the end of the list. */
8196 if (address == 0 && length == 0)
8197 break;
8198
8199 printf (" %8.8lx %lu\n", address, length);
8200 }
8201
8202 start += arange.ar_length + sizeof (external->ar_length);
8203 }
8204
8205 printf ("\n");
8206
8207 return 1;
8208 }
8209
8210 typedef struct Frame_Chunk
8211 {
8212 struct Frame_Chunk * next;
8213 unsigned char * chunk_start;
8214 int ncols;
8215 /* DW_CFA_{undefined,same_value,offset,register,unreferenced} */
8216 short int * col_type;
8217 int * col_offset;
8218 char * augmentation;
8219 unsigned int code_factor;
8220 int data_factor;
8221 unsigned long pc_begin;
8222 unsigned long pc_range;
8223 int cfa_reg;
8224 int cfa_offset;
8225 int ra;
8226 unsigned char fde_encoding;
8227 }
8228 Frame_Chunk;
8229
8230 /* A marker for a col_type that means this column was never referenced
8231 in the frame info. */
8232 #define DW_CFA_unreferenced (-1)
8233
8234 static void frame_need_space PARAMS ((Frame_Chunk *, int));
8235 static void frame_display_row PARAMS ((Frame_Chunk *, int *, int *));
8236 static int size_of_encoded_value PARAMS ((int));
8237
8238 static void
8239 frame_need_space (fc, reg)
8240 Frame_Chunk * fc;
8241 int reg;
8242 {
8243 int prev = fc->ncols;
8244
8245 if (reg < fc->ncols)
8246 return;
8247
8248 fc->ncols = reg + 1;
8249 fc->col_type = (short int *) xrealloc (fc->col_type,
8250 fc->ncols * sizeof (short int));
8251 fc->col_offset = (int *) xrealloc (fc->col_offset,
8252 fc->ncols * sizeof (int));
8253
8254 while (prev < fc->ncols)
8255 {
8256 fc->col_type[prev] = DW_CFA_unreferenced;
8257 fc->col_offset[prev] = 0;
8258 prev++;
8259 }
8260 }
8261
8262 static void
8263 frame_display_row (fc, need_col_headers, max_regs)
8264 Frame_Chunk * fc;
8265 int * need_col_headers;
8266 int * max_regs;
8267 {
8268 int r;
8269 char tmp[100];
8270
8271 if (* max_regs < fc->ncols)
8272 * max_regs = fc->ncols;
8273
8274 if (* need_col_headers)
8275 {
8276 * need_col_headers = 0;
8277
8278 printf (" LOC CFA ");
8279
8280 for (r = 0; r < * max_regs; r++)
8281 if (fc->col_type[r] != DW_CFA_unreferenced)
8282 {
8283 if (r == fc->ra)
8284 printf ("ra ");
8285 else
8286 printf ("r%-4d", r);
8287 }
8288
8289 printf ("\n");
8290 }
8291
8292 printf ("%08lx ", fc->pc_begin);
8293 sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset);
8294 printf ("%-8s ", tmp);
8295
8296 for (r = 0; r < fc->ncols; r++)
8297 {
8298 if (fc->col_type[r] != DW_CFA_unreferenced)
8299 {
8300 switch (fc->col_type[r])
8301 {
8302 case DW_CFA_undefined:
8303 strcpy (tmp, "u");
8304 break;
8305 case DW_CFA_same_value:
8306 strcpy (tmp, "s");
8307 break;
8308 case DW_CFA_offset:
8309 sprintf (tmp, "c%+d", fc->col_offset[r]);
8310 break;
8311 case DW_CFA_register:
8312 sprintf (tmp, "r%d", fc->col_offset[r]);
8313 break;
8314 default:
8315 strcpy (tmp, "n/a");
8316 break;
8317 }
8318 printf ("%-5s", tmp);
8319 }
8320 }
8321 printf ("\n");
8322 }
8323
8324 static int
8325 size_of_encoded_value (encoding)
8326 int encoding;
8327 {
8328 switch (encoding & 0x7)
8329 {
8330 default: /* ??? */
8331 case 0: return is_32bit_elf ? 4 : 8;
8332 case 2: return 2;
8333 case 3: return 4;
8334 case 4: return 8;
8335 }
8336 }
8337
8338 #define GET(N) byte_get (start, N); start += N
8339 #define LEB() read_leb128 (start, & length_return, 0); start += length_return
8340 #define SLEB() read_leb128 (start, & length_return, 1); start += length_return
8341
8342 static int
8343 display_debug_frames (section, start, file)
8344 Elf32_Internal_Shdr * section;
8345 unsigned char * start;
8346 FILE * file ATTRIBUTE_UNUSED;
8347 {
8348 unsigned char * end = start + section->sh_size;
8349 unsigned char * section_start = start;
8350 Frame_Chunk * chunks = 0;
8351 Frame_Chunk * remembered_state = 0;
8352 Frame_Chunk * rs;
8353 int is_eh = (strcmp (SECTION_NAME (section), ".eh_frame") == 0);
8354 int length_return;
8355 int max_regs = 0;
8356 int addr_size = is_32bit_elf ? 4 : 8;
8357
8358 printf (_("The section %s contains:\n"), SECTION_NAME (section));
8359
8360 while (start < end)
8361 {
8362 unsigned char * saved_start;
8363 unsigned char * block_end;
8364 unsigned long length;
8365 unsigned long cie_id;
8366 Frame_Chunk * fc;
8367 Frame_Chunk * cie;
8368 int need_col_headers = 1;
8369 unsigned char * augmentation_data = NULL;
8370 unsigned long augmentation_data_len = 0;
8371 int encoded_ptr_size = addr_size;
8372
8373 saved_start = start;
8374 length = byte_get (start, 4); start += 4;
8375
8376 if (length == 0)
8377 return 1;
8378
8379 if (length == 0xffffffff)
8380 {
8381 warn (_("64-bit DWARF format frames are not supported yet.\n"));
8382 break;
8383 }
8384
8385 block_end = saved_start + length + 4;
8386 cie_id = byte_get (start, 4); start += 4;
8387
8388 if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID))
8389 {
8390 int version;
8391
8392 fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
8393 memset (fc, 0, sizeof (Frame_Chunk));
8394
8395 fc->next = chunks;
8396 chunks = fc;
8397 fc->chunk_start = saved_start;
8398 fc->ncols = 0;
8399 fc->col_type = (short int *) xmalloc (sizeof (short int));
8400 fc->col_offset = (int *) xmalloc (sizeof (int));
8401 frame_need_space (fc, max_regs-1);
8402
8403 version = *start++;
8404
8405 fc->augmentation = start;
8406 start = strchr (start, '\0') + 1;
8407
8408 if (fc->augmentation[0] == 'z')
8409 {
8410 fc->code_factor = LEB ();
8411 fc->data_factor = SLEB ();
8412 fc->ra = byte_get (start, 1); start += 1;
8413 augmentation_data_len = LEB ();
8414 augmentation_data = start;
8415 start += augmentation_data_len;
8416 }
8417 else if (strcmp (fc->augmentation, "eh") == 0)
8418 {
8419 start += addr_size;
8420 fc->code_factor = LEB ();
8421 fc->data_factor = SLEB ();
8422 fc->ra = byte_get (start, 1); start += 1;
8423 }
8424 else
8425 {
8426 fc->code_factor = LEB ();
8427 fc->data_factor = SLEB ();
8428 fc->ra = byte_get (start, 1); start += 1;
8429 }
8430 cie = fc;
8431
8432 if (do_debug_frames_interp)
8433 printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n",
8434 (unsigned long)(saved_start - section_start), length, cie_id,
8435 fc->augmentation, fc->code_factor, fc->data_factor,
8436 fc->ra);
8437 else
8438 {
8439 printf ("\n%08lx %08lx %08lx CIE\n",
8440 (unsigned long)(saved_start - section_start), length, cie_id);
8441 printf (" Version: %d\n", version);
8442 printf (" Augmentation: \"%s\"\n", fc->augmentation);
8443 printf (" Code alignment factor: %u\n", fc->code_factor);
8444 printf (" Data alignment factor: %d\n", fc->data_factor);
8445 printf (" Return address column: %d\n", fc->ra);
8446
8447 if (augmentation_data_len)
8448 {
8449 unsigned long i;
8450 printf (" Augmentation data: ");
8451 for (i = 0; i < augmentation_data_len; ++i)
8452 printf (" %02x", augmentation_data[i]);
8453 putchar ('\n');
8454 }
8455 putchar ('\n');
8456 }
8457
8458 if (augmentation_data_len)
8459 {
8460 unsigned char *p, *q;
8461 p = fc->augmentation + 1;
8462 q = augmentation_data;
8463
8464 while (1)
8465 {
8466 if (*p == 'L')
8467 q++;
8468 else if (*p == 'P')
8469 q += 1 + size_of_encoded_value (*q);
8470 else if (*p == 'R')
8471 fc->fde_encoding = *q++;
8472 else
8473 break;
8474 p++;
8475 }
8476
8477 if (fc->fde_encoding)
8478 encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
8479 }
8480
8481 frame_need_space (fc, fc->ra);
8482 }
8483 else
8484 {
8485 unsigned char * look_for;
8486 static Frame_Chunk fde_fc;
8487
8488 fc = & fde_fc;
8489 memset (fc, 0, sizeof (Frame_Chunk));
8490
8491 look_for = is_eh ? start - 4 - cie_id : section_start + cie_id;
8492
8493 for (cie = chunks; cie ; cie = cie->next)
8494 if (cie->chunk_start == look_for)
8495 break;
8496
8497 if (!cie)
8498 {
8499 warn ("Invalid CIE pointer %08lx in FDE at %08lx\n",
8500 cie_id, saved_start);
8501 start = block_end;
8502 fc->ncols = 0;
8503 fc->col_type = (short int *) xmalloc (sizeof (short int));
8504 fc->col_offset = (int *) xmalloc (sizeof (int));
8505 frame_need_space (fc, max_regs - 1);
8506 cie = fc;
8507 fc->augmentation = "";
8508 fc->fde_encoding = 0;
8509 }
8510 else
8511 {
8512 fc->ncols = cie->ncols;
8513 fc->col_type = (short int *) xmalloc (fc->ncols * sizeof (short int));
8514 fc->col_offset = (int *) xmalloc (fc->ncols * sizeof (int));
8515 memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int));
8516 memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int));
8517 fc->augmentation = cie->augmentation;
8518 fc->code_factor = cie->code_factor;
8519 fc->data_factor = cie->data_factor;
8520 fc->cfa_reg = cie->cfa_reg;
8521 fc->cfa_offset = cie->cfa_offset;
8522 fc->ra = cie->ra;
8523 frame_need_space (fc, max_regs-1);
8524 fc->fde_encoding = cie->fde_encoding;
8525 }
8526
8527 if (fc->fde_encoding)
8528 encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
8529
8530 fc->pc_begin = byte_get (start, encoded_ptr_size);
8531 start += encoded_ptr_size;
8532 fc->pc_range = byte_get (start, encoded_ptr_size);
8533 start += encoded_ptr_size;
8534
8535 if (cie->augmentation[0] == 'z')
8536 {
8537 augmentation_data_len = LEB ();
8538 augmentation_data = start;
8539 start += augmentation_data_len;
8540 }
8541
8542 printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=%08lx..%08lx\n",
8543 (unsigned long)(saved_start - section_start), length, cie_id,
8544 (unsigned long)(cie->chunk_start - section_start),
8545 fc->pc_begin, fc->pc_begin + fc->pc_range);
8546 if (! do_debug_frames_interp && augmentation_data_len)
8547 {
8548 unsigned long i;
8549 printf (" Augmentation data: ");
8550 for (i = 0; i < augmentation_data_len; ++i)
8551 printf (" %02x", augmentation_data[i]);
8552 putchar ('\n');
8553 putchar ('\n');
8554 }
8555 }
8556
8557 /* At this point, fc is the current chunk, cie (if any) is set, and we're
8558 about to interpret instructions for the chunk. */
8559
8560 if (do_debug_frames_interp)
8561 {
8562 /* Start by making a pass over the chunk, allocating storage
8563 and taking note of what registers are used. */
8564 unsigned char * tmp = start;
8565
8566 while (start < block_end)
8567 {
8568 unsigned op, opa;
8569 unsigned long reg;
8570
8571 op = * start ++;
8572 opa = op & 0x3f;
8573 if (op & 0xc0)
8574 op &= 0xc0;
8575
8576 /* Warning: if you add any more cases to this switch, be
8577 sure to add them to the corresponding switch below. */
8578 switch (op)
8579 {
8580 case DW_CFA_advance_loc:
8581 break;
8582 case DW_CFA_offset:
8583 LEB ();
8584 frame_need_space (fc, opa);
8585 fc->col_type[opa] = DW_CFA_undefined;
8586 break;
8587 case DW_CFA_restore:
8588 frame_need_space (fc, opa);
8589 fc->col_type[opa] = DW_CFA_undefined;
8590 break;
8591 case DW_CFA_set_loc:
8592 start += encoded_ptr_size;
8593 break;
8594 case DW_CFA_advance_loc1:
8595 start += 1;
8596 break;
8597 case DW_CFA_advance_loc2:
8598 start += 2;
8599 break;
8600 case DW_CFA_advance_loc4:
8601 start += 4;
8602 break;
8603 case DW_CFA_offset_extended:
8604 reg = LEB (); LEB ();
8605 frame_need_space (fc, reg);
8606 fc->col_type[reg] = DW_CFA_undefined;
8607 break;
8608 case DW_CFA_restore_extended:
8609 reg = LEB ();
8610 frame_need_space (fc, reg);
8611 fc->col_type[reg] = DW_CFA_undefined;
8612 break;
8613 case DW_CFA_undefined:
8614 reg = LEB ();
8615 frame_need_space (fc, reg);
8616 fc->col_type[reg] = DW_CFA_undefined;
8617 break;
8618 case DW_CFA_same_value:
8619 reg = LEB ();
8620 frame_need_space (fc, reg);
8621 fc->col_type[reg] = DW_CFA_undefined;
8622 break;
8623 case DW_CFA_register:
8624 reg = LEB (); LEB ();
8625 frame_need_space (fc, reg);
8626 fc->col_type[reg] = DW_CFA_undefined;
8627 break;
8628 case DW_CFA_def_cfa:
8629 LEB (); LEB ();
8630 break;
8631 case DW_CFA_def_cfa_register:
8632 LEB ();
8633 break;
8634 case DW_CFA_def_cfa_offset:
8635 LEB ();
8636 break;
8637 case DW_CFA_offset_extended_sf:
8638 reg = LEB (); SLEB ();
8639 frame_need_space (fc, reg);
8640 fc->col_type[reg] = DW_CFA_undefined;
8641 break;
8642 case DW_CFA_def_cfa_sf:
8643 LEB (); SLEB ();
8644 break;
8645 case DW_CFA_def_cfa_offset_sf:
8646 SLEB ();
8647 break;
8648 case DW_CFA_GNU_args_size:
8649 LEB ();
8650 break;
8651 case DW_CFA_GNU_negative_offset_extended:
8652 reg = LEB (); LEB ();
8653 frame_need_space (fc, reg);
8654 fc->col_type[reg] = DW_CFA_undefined;
8655
8656 default:
8657 break;
8658 }
8659 }
8660 start = tmp;
8661 }
8662
8663 /* Now we know what registers are used, make a second pass over
8664 the chunk, this time actually printing out the info. */
8665
8666 while (start < block_end)
8667 {
8668 unsigned op, opa;
8669 unsigned long ul, reg, roffs;
8670 long l, ofs;
8671 bfd_vma vma;
8672
8673 op = * start ++;
8674 opa = op & 0x3f;
8675 if (op & 0xc0)
8676 op &= 0xc0;
8677
8678 /* Warning: if you add any more cases to this switch, be
8679 sure to add them to the corresponding switch above. */
8680 switch (op)
8681 {
8682 case DW_CFA_advance_loc:
8683 if (do_debug_frames_interp)
8684 frame_display_row (fc, &need_col_headers, &max_regs);
8685 else
8686 printf (" DW_CFA_advance_loc: %d to %08lx\n",
8687 opa * fc->code_factor,
8688 fc->pc_begin + opa * fc->code_factor);
8689 fc->pc_begin += opa * fc->code_factor;
8690 break;
8691
8692 case DW_CFA_offset:
8693 roffs = LEB ();
8694 if (! do_debug_frames_interp)
8695 printf (" DW_CFA_offset: r%d at cfa%+ld\n",
8696 opa, roffs * fc->data_factor);
8697 fc->col_type[opa] = DW_CFA_offset;
8698 fc->col_offset[opa] = roffs * fc->data_factor;
8699 break;
8700
8701 case DW_CFA_restore:
8702 if (! do_debug_frames_interp)
8703 printf (" DW_CFA_restore: r%d\n", opa);
8704 fc->col_type[opa] = cie->col_type[opa];
8705 fc->col_offset[opa] = cie->col_offset[opa];
8706 break;
8707
8708 case DW_CFA_set_loc:
8709 vma = byte_get (start, encoded_ptr_size);
8710 start += encoded_ptr_size;
8711 if (do_debug_frames_interp)
8712 frame_display_row (fc, &need_col_headers, &max_regs);
8713 else
8714 printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma);
8715 fc->pc_begin = vma;
8716 break;
8717
8718 case DW_CFA_advance_loc1:
8719 ofs = byte_get (start, 1); start += 1;
8720 if (do_debug_frames_interp)
8721 frame_display_row (fc, &need_col_headers, &max_regs);
8722 else
8723 printf (" DW_CFA_advance_loc1: %ld to %08lx\n",
8724 ofs * fc->code_factor,
8725 fc->pc_begin + ofs * fc->code_factor);
8726 fc->pc_begin += ofs * fc->code_factor;
8727 break;
8728
8729 case DW_CFA_advance_loc2:
8730 ofs = byte_get (start, 2); start += 2;
8731 if (do_debug_frames_interp)
8732 frame_display_row (fc, &need_col_headers, &max_regs);
8733 else
8734 printf (" DW_CFA_advance_loc2: %ld to %08lx\n",
8735 ofs * fc->code_factor,
8736 fc->pc_begin + ofs * fc->code_factor);
8737 fc->pc_begin += ofs * fc->code_factor;
8738 break;
8739
8740 case DW_CFA_advance_loc4:
8741 ofs = byte_get (start, 4); start += 4;
8742 if (do_debug_frames_interp)
8743 frame_display_row (fc, &need_col_headers, &max_regs);
8744 else
8745 printf (" DW_CFA_advance_loc4: %ld to %08lx\n",
8746 ofs * fc->code_factor,
8747 fc->pc_begin + ofs * fc->code_factor);
8748 fc->pc_begin += ofs * fc->code_factor;
8749 break;
8750
8751 case DW_CFA_offset_extended:
8752 reg = LEB ();
8753 roffs = LEB ();
8754 if (! do_debug_frames_interp)
8755 printf (" DW_CFA_offset_extended: r%ld at cfa%+ld\n",
8756 reg, roffs * fc->data_factor);
8757 fc->col_type[reg] = DW_CFA_offset;
8758 fc->col_offset[reg] = roffs * fc->data_factor;
8759 break;
8760
8761 case DW_CFA_restore_extended:
8762 reg = LEB ();
8763 if (! do_debug_frames_interp)
8764 printf (" DW_CFA_restore_extended: r%ld\n", reg);
8765 fc->col_type[reg] = cie->col_type[reg];
8766 fc->col_offset[reg] = cie->col_offset[reg];
8767 break;
8768
8769 case DW_CFA_undefined:
8770 reg = LEB ();
8771 if (! do_debug_frames_interp)
8772 printf (" DW_CFA_undefined: r%ld\n", reg);
8773 fc->col_type[reg] = DW_CFA_undefined;
8774 fc->col_offset[reg] = 0;
8775 break;
8776
8777 case DW_CFA_same_value:
8778 reg = LEB ();
8779 if (! do_debug_frames_interp)
8780 printf (" DW_CFA_same_value: r%ld\n", reg);
8781 fc->col_type[reg] = DW_CFA_same_value;
8782 fc->col_offset[reg] = 0;
8783 break;
8784
8785 case DW_CFA_register:
8786 reg = LEB ();
8787 roffs = LEB ();
8788 if (! do_debug_frames_interp)
8789 printf (" DW_CFA_register: r%ld\n", reg);
8790 fc->col_type[reg] = DW_CFA_register;
8791 fc->col_offset[reg] = roffs;
8792 break;
8793
8794 case DW_CFA_remember_state:
8795 if (! do_debug_frames_interp)
8796 printf (" DW_CFA_remember_state\n");
8797 rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
8798 rs->ncols = fc->ncols;
8799 rs->col_type = (short int *) xmalloc (rs->ncols * sizeof (short int));
8800 rs->col_offset = (int *) xmalloc (rs->ncols * sizeof (int));
8801 memcpy (rs->col_type, fc->col_type, rs->ncols);
8802 memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int));
8803 rs->next = remembered_state;
8804 remembered_state = rs;
8805 break;
8806
8807 case DW_CFA_restore_state:
8808 if (! do_debug_frames_interp)
8809 printf (" DW_CFA_restore_state\n");
8810 rs = remembered_state;
8811 remembered_state = rs->next;
8812 frame_need_space (fc, rs->ncols-1);
8813 memcpy (fc->col_type, rs->col_type, rs->ncols);
8814 memcpy (fc->col_offset, rs->col_offset, rs->ncols * sizeof (int));
8815 free (rs->col_type);
8816 free (rs->col_offset);
8817 free (rs);
8818 break;
8819
8820 case DW_CFA_def_cfa:
8821 fc->cfa_reg = LEB ();
8822 fc->cfa_offset = LEB ();
8823 if (! do_debug_frames_interp)
8824 printf (" DW_CFA_def_cfa: r%d ofs %d\n",
8825 fc->cfa_reg, fc->cfa_offset);
8826 break;
8827
8828 case DW_CFA_def_cfa_register:
8829 fc->cfa_reg = LEB ();
8830 if (! do_debug_frames_interp)
8831 printf (" DW_CFA_def_cfa_reg: r%d\n", fc->cfa_reg);
8832 break;
8833
8834 case DW_CFA_def_cfa_offset:
8835 fc->cfa_offset = LEB ();
8836 if (! do_debug_frames_interp)
8837 printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset);
8838 break;
8839
8840 case DW_CFA_nop:
8841 if (! do_debug_frames_interp)
8842 printf (" DW_CFA_nop\n");
8843 break;
8844
8845 case DW_CFA_offset_extended_sf:
8846 reg = LEB ();
8847 l = SLEB ();
8848 frame_need_space (fc, reg);
8849 if (! do_debug_frames_interp)
8850 printf (" DW_CFA_offset_extended_sf: r%ld at cfa%+ld\n",
8851 reg, l * fc->data_factor);
8852 fc->col_type[reg] = DW_CFA_offset;
8853 fc->col_offset[reg] = l * fc->data_factor;
8854 break;
8855
8856 case DW_CFA_def_cfa_sf:
8857 fc->cfa_reg = LEB ();
8858 fc->cfa_offset = SLEB ();
8859 if (! do_debug_frames_interp)
8860 printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n",
8861 fc->cfa_reg, fc->cfa_offset);
8862 break;
8863
8864 case DW_CFA_def_cfa_offset_sf:
8865 fc->cfa_offset = SLEB ();
8866 if (! do_debug_frames_interp)
8867 printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset);
8868 break;
8869
8870 case DW_CFA_GNU_window_save:
8871 if (! do_debug_frames_interp)
8872 printf (" DW_CFA_GNU_window_save\n");
8873 break;
8874
8875 case DW_CFA_GNU_args_size:
8876 ul = LEB ();
8877 if (! do_debug_frames_interp)
8878 printf (" DW_CFA_GNU_args_size: %ld\n", ul);
8879 break;
8880
8881 case DW_CFA_GNU_negative_offset_extended:
8882 reg = LEB ();
8883 l = - LEB ();
8884 frame_need_space (fc, reg);
8885 if (! do_debug_frames_interp)
8886 printf (" DW_CFA_GNU_negative_offset_extended: r%ld at cfa%+ld\n",
8887 reg, l * fc->data_factor);
8888 fc->col_type[reg] = DW_CFA_offset;
8889 fc->col_offset[reg] = l * fc->data_factor;
8890 break;
8891
8892 /* FIXME: How do we handle these? */
8893 case DW_CFA_def_cfa_expression:
8894 fprintf (stderr, "unsupported DW_CFA_def_cfa_expression\n");
8895 start = block_end;
8896 break;
8897
8898 case DW_CFA_expression:
8899 fprintf (stderr, "unsupported DW_CFA_expression\n");
8900 start = block_end;
8901 break;
8902
8903 default:
8904 fprintf (stderr, "unsupported or unknown DW_CFA_%d\n", op);
8905 start = block_end;
8906 }
8907 }
8908
8909 if (do_debug_frames_interp)
8910 frame_display_row (fc, &need_col_headers, &max_regs);
8911
8912 start = block_end;
8913 }
8914
8915 printf ("\n");
8916
8917 return 1;
8918 }
8919
8920 #undef GET
8921 #undef LEB
8922 #undef SLEB
8923
8924 static int
8925 display_debug_not_supported (section, start, file)
8926 Elf32_Internal_Shdr * section;
8927 unsigned char * start ATTRIBUTE_UNUSED;
8928 FILE * file ATTRIBUTE_UNUSED;
8929 {
8930 printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
8931 SECTION_NAME (section));
8932
8933 return 1;
8934 }
8935
8936 /* Pre-scan the .debug_info section to record the size of address.
8937 When dumping the .debug_line, we use that size information, assuming
8938 that all compilation units have the same address size. */
8939 static int
8940 prescan_debug_info (section, start, file)
8941 Elf32_Internal_Shdr * section ATTRIBUTE_UNUSED;
8942 unsigned char * start;
8943 FILE * file ATTRIBUTE_UNUSED;
8944 {
8945 DWARF2_External_CompUnit * external;
8946
8947 external = (DWARF2_External_CompUnit *) start;
8948
8949 debug_line_pointer_size = BYTE_GET (external->cu_pointer_size);
8950 return 0;
8951 }
8952
8953 /* A structure containing the name of a debug section and a pointer
8954 to a function that can decode it. The third field is a prescan
8955 function to be run over the section before displaying any of the
8956 sections. */
8957 struct
8958 {
8959 const char * const name;
8960 int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
8961 int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
8962 }
8963 debug_displays[] =
8964 {
8965 { ".debug_abbrev", display_debug_abbrev, NULL },
8966 { ".debug_aranges", display_debug_aranges, NULL },
8967 { ".debug_frame", display_debug_frames, NULL },
8968 { ".debug_info", display_debug_info, prescan_debug_info },
8969 { ".debug_line", display_debug_lines, NULL },
8970 { ".debug_pubnames", display_debug_pubnames, NULL },
8971 { ".eh_frame", display_debug_frames, NULL },
8972 { ".debug_macinfo", display_debug_macinfo, NULL },
8973 { ".debug_str", display_debug_str, NULL },
8974 { ".debug_loc", display_debug_loc, NULL },
8975 { ".debug_pubtypes", display_debug_not_supported, NULL },
8976 { ".debug_ranges", display_debug_not_supported, NULL },
8977 { ".debug_static_func", display_debug_not_supported, NULL },
8978 { ".debug_static_vars", display_debug_not_supported, NULL },
8979 { ".debug_types", display_debug_not_supported, NULL },
8980 { ".debug_weaknames", display_debug_not_supported, NULL }
8981 };
8982
8983 static int
8984 display_debug_section (section, file)
8985 Elf32_Internal_Shdr * section;
8986 FILE * file;
8987 {
8988 char * name = SECTION_NAME (section);
8989 bfd_size_type length;
8990 unsigned char * start;
8991 int i;
8992
8993 length = section->sh_size;
8994 if (length == 0)
8995 {
8996 printf (_("\nSection '%s' has no debugging data.\n"), name);
8997 return 0;
8998 }
8999
9000 start = (unsigned char *) get_data (NULL, file, section->sh_offset, length,
9001 _("debug section data"));
9002 if (!start)
9003 return 0;
9004
9005 /* See if we know how to display the contents of this section. */
9006 if (strncmp (name, ".gnu.linkonce.wi.", 17) == 0)
9007 name = ".debug_info";
9008
9009 for (i = NUM_ELEM (debug_displays); i--;)
9010 if (strcmp (debug_displays[i].name, name) == 0)
9011 {
9012 debug_displays[i].display (section, start, file);
9013 break;
9014 }
9015
9016 if (i == -1)
9017 printf (_("Unrecognized debug section: %s\n"), name);
9018
9019 free (start);
9020
9021 /* If we loaded in the abbrev section at some point,
9022 we must release it here. */
9023 free_abbrevs ();
9024
9025 return 1;
9026 }
9027
9028 static int
9029 process_section_contents (file)
9030 FILE * file;
9031 {
9032 Elf32_Internal_Shdr * section;
9033 unsigned int i;
9034
9035 if (! do_dump)
9036 return 1;
9037
9038 /* Pre-scan the debug sections to find some debug information not
9039 present in some of them. For the .debug_line, we must find out the
9040 size of address (specified in .debug_info and .debug_aranges). */
9041 for (i = 0, section = section_headers;
9042 i < elf_header.e_shnum && i < num_dump_sects;
9043 i ++, section ++)
9044 {
9045 char * name = SECTION_NAME (section);
9046 int j;
9047
9048 if (section->sh_size == 0)
9049 continue;
9050
9051 /* See if there is some pre-scan operation for this section. */
9052 for (j = NUM_ELEM (debug_displays); j--;)
9053 if (strcmp (debug_displays[j].name, name) == 0)
9054 {
9055 if (debug_displays[j].prescan != NULL)
9056 {
9057 bfd_size_type length;
9058 unsigned char * start;
9059
9060 length = section->sh_size;
9061 start = ((unsigned char *)
9062 get_data (NULL, file, section->sh_offset, length,
9063 _("debug section data")));
9064 if (!start)
9065 return 0;
9066
9067 debug_displays[j].prescan (section, start, file);
9068 free (start);
9069 }
9070
9071 break;
9072 }
9073 }
9074
9075 for (i = 0, section = section_headers;
9076 i < elf_header.e_shnum && i < num_dump_sects;
9077 i ++, section ++)
9078 {
9079 #ifdef SUPPORT_DISASSEMBLY
9080 if (dump_sects[i] & DISASS_DUMP)
9081 disassemble_section (section, file);
9082 #endif
9083 if (dump_sects[i] & HEX_DUMP)
9084 dump_section (section, file);
9085
9086 if (dump_sects[i] & DEBUG_DUMP)
9087 display_debug_section (section, file);
9088 }
9089
9090 if (i < num_dump_sects)
9091 warn (_("Some sections were not dumped because they do not exist!\n"));
9092
9093 return 1;
9094 }
9095
9096 static void
9097 process_mips_fpe_exception (mask)
9098 int mask;
9099 {
9100 if (mask)
9101 {
9102 int first = 1;
9103 if (mask & OEX_FPU_INEX)
9104 fputs ("INEX", stdout), first = 0;
9105 if (mask & OEX_FPU_UFLO)
9106 printf ("%sUFLO", first ? "" : "|"), first = 0;
9107 if (mask & OEX_FPU_OFLO)
9108 printf ("%sOFLO", first ? "" : "|"), first = 0;
9109 if (mask & OEX_FPU_DIV0)
9110 printf ("%sDIV0", first ? "" : "|"), first = 0;
9111 if (mask & OEX_FPU_INVAL)
9112 printf ("%sINVAL", first ? "" : "|");
9113 }
9114 else
9115 fputs ("0", stdout);
9116 }
9117
9118 static int
9119 process_mips_specific (file)
9120 FILE * file;
9121 {
9122 Elf_Internal_Dyn * entry;
9123 size_t liblist_offset = 0;
9124 size_t liblistno = 0;
9125 size_t conflictsno = 0;
9126 size_t options_offset = 0;
9127 size_t conflicts_offset = 0;
9128
9129 /* We have a lot of special sections. Thanks SGI! */
9130 if (dynamic_segment == NULL)
9131 /* No information available. */
9132 return 0;
9133
9134 for (entry = dynamic_segment; entry->d_tag != DT_NULL; ++entry)
9135 switch (entry->d_tag)
9136 {
9137 case DT_MIPS_LIBLIST:
9138 liblist_offset = entry->d_un.d_val - loadaddr;
9139 break;
9140 case DT_MIPS_LIBLISTNO:
9141 liblistno = entry->d_un.d_val;
9142 break;
9143 case DT_MIPS_OPTIONS:
9144 options_offset = entry->d_un.d_val - loadaddr;
9145 break;
9146 case DT_MIPS_CONFLICT:
9147 conflicts_offset = entry->d_un.d_val - loadaddr;
9148 break;
9149 case DT_MIPS_CONFLICTNO:
9150 conflictsno = entry->d_un.d_val;
9151 break;
9152 default:
9153 break;
9154 }
9155
9156 if (liblist_offset != 0 && liblistno != 0 && do_dynamic)
9157 {
9158 Elf32_External_Lib * elib;
9159 size_t cnt;
9160
9161 elib = ((Elf32_External_Lib *)
9162 get_data (NULL, file, liblist_offset,
9163 liblistno * sizeof (Elf32_External_Lib),
9164 _("liblist")));
9165 if (elib)
9166 {
9167 printf ("\nSection '.liblist' contains %lu entries:\n",
9168 (unsigned long) liblistno);
9169 fputs (" Library Time Stamp Checksum Version Flags\n",
9170 stdout);
9171
9172 for (cnt = 0; cnt < liblistno; ++cnt)
9173 {
9174 Elf32_Lib liblist;
9175 time_t time;
9176 char timebuf[20];
9177 struct tm * tmp;
9178
9179 liblist.l_name = BYTE_GET (elib[cnt].l_name);
9180 time = BYTE_GET (elib[cnt].l_time_stamp);
9181 liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
9182 liblist.l_version = BYTE_GET (elib[cnt].l_version);
9183 liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
9184
9185 tmp = gmtime (&time);
9186 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
9187 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
9188 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
9189
9190 printf ("%3lu: ", (unsigned long) cnt);
9191 print_symbol (20, dynamic_strings + liblist.l_name);
9192 printf (" %s %#10lx %-7ld", timebuf, liblist.l_checksum,
9193 liblist.l_version);
9194
9195 if (liblist.l_flags == 0)
9196 puts (" NONE");
9197 else
9198 {
9199 static const struct
9200 {
9201 const char * name;
9202 int bit;
9203 }
9204 l_flags_vals[] =
9205 {
9206 { " EXACT_MATCH", LL_EXACT_MATCH },
9207 { " IGNORE_INT_VER", LL_IGNORE_INT_VER },
9208 { " REQUIRE_MINOR", LL_REQUIRE_MINOR },
9209 { " EXPORTS", LL_EXPORTS },
9210 { " DELAY_LOAD", LL_DELAY_LOAD },
9211 { " DELTA", LL_DELTA }
9212 };
9213 int flags = liblist.l_flags;
9214 size_t fcnt;
9215
9216 for (fcnt = 0;
9217 fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
9218 ++fcnt)
9219 if ((flags & l_flags_vals[fcnt].bit) != 0)
9220 {
9221 fputs (l_flags_vals[fcnt].name, stdout);
9222 flags ^= l_flags_vals[fcnt].bit;
9223 }
9224 if (flags != 0)
9225 printf (" %#x", (unsigned int) flags);
9226
9227 puts ("");
9228 }
9229 }
9230
9231 free (elib);
9232 }
9233 }
9234
9235 if (options_offset != 0)
9236 {
9237 Elf_External_Options * eopt;
9238 Elf_Internal_Shdr * sect = section_headers;
9239 Elf_Internal_Options * iopt;
9240 Elf_Internal_Options * option;
9241 size_t offset;
9242 int cnt;
9243
9244 /* Find the section header so that we get the size. */
9245 while (sect->sh_type != SHT_MIPS_OPTIONS)
9246 ++ sect;
9247
9248 eopt = (Elf_External_Options *) get_data (NULL, file, options_offset,
9249 sect->sh_size, _("options"));
9250 if (eopt)
9251 {
9252 iopt = ((Elf_Internal_Options *)
9253 malloc ((sect->sh_size / sizeof (eopt)) * sizeof (* iopt)));
9254 if (iopt == NULL)
9255 {
9256 error (_("Out of memory"));
9257 return 0;
9258 }
9259
9260 offset = cnt = 0;
9261 option = iopt;
9262
9263 while (offset < sect->sh_size)
9264 {
9265 Elf_External_Options * eoption;
9266
9267 eoption = (Elf_External_Options *) ((char *) eopt + offset);
9268
9269 option->kind = BYTE_GET (eoption->kind);
9270 option->size = BYTE_GET (eoption->size);
9271 option->section = BYTE_GET (eoption->section);
9272 option->info = BYTE_GET (eoption->info);
9273
9274 offset += option->size;
9275
9276 ++option;
9277 ++cnt;
9278 }
9279
9280 printf (_("\nSection '%s' contains %d entries:\n"),
9281 SECTION_NAME (sect), cnt);
9282
9283 option = iopt;
9284
9285 while (cnt-- > 0)
9286 {
9287 size_t len;
9288
9289 switch (option->kind)
9290 {
9291 case ODK_NULL:
9292 /* This shouldn't happen. */
9293 printf (" NULL %d %lx", option->section, option->info);
9294 break;
9295 case ODK_REGINFO:
9296 printf (" REGINFO ");
9297 if (elf_header.e_machine == EM_MIPS)
9298 {
9299 /* 32bit form. */
9300 Elf32_External_RegInfo * ereg;
9301 Elf32_RegInfo reginfo;
9302
9303 ereg = (Elf32_External_RegInfo *) (option + 1);
9304 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
9305 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
9306 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
9307 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
9308 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
9309 reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
9310
9311 printf ("GPR %08lx GP 0x%lx\n",
9312 reginfo.ri_gprmask,
9313 (unsigned long) reginfo.ri_gp_value);
9314 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
9315 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
9316 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
9317 }
9318 else
9319 {
9320 /* 64 bit form. */
9321 Elf64_External_RegInfo * ereg;
9322 Elf64_Internal_RegInfo reginfo;
9323
9324 ereg = (Elf64_External_RegInfo *) (option + 1);
9325 reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
9326 reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
9327 reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
9328 reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
9329 reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
9330 reginfo.ri_gp_value = BYTE_GET8 (ereg->ri_gp_value);
9331
9332 printf ("GPR %08lx GP 0x",
9333 reginfo.ri_gprmask);
9334 printf_vma (reginfo.ri_gp_value);
9335 printf ("\n");
9336
9337 printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
9338 reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
9339 reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
9340 }
9341 ++option;
9342 continue;
9343 case ODK_EXCEPTIONS:
9344 fputs (" EXCEPTIONS fpe_min(", stdout);
9345 process_mips_fpe_exception (option->info & OEX_FPU_MIN);
9346 fputs (") fpe_max(", stdout);
9347 process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8);
9348 fputs (")", stdout);
9349
9350 if (option->info & OEX_PAGE0)
9351 fputs (" PAGE0", stdout);
9352 if (option->info & OEX_SMM)
9353 fputs (" SMM", stdout);
9354 if (option->info & OEX_FPDBUG)
9355 fputs (" FPDBUG", stdout);
9356 if (option->info & OEX_DISMISS)
9357 fputs (" DISMISS", stdout);
9358 break;
9359 case ODK_PAD:
9360 fputs (" PAD ", stdout);
9361 if (option->info & OPAD_PREFIX)
9362 fputs (" PREFIX", stdout);
9363 if (option->info & OPAD_POSTFIX)
9364 fputs (" POSTFIX", stdout);
9365 if (option->info & OPAD_SYMBOL)
9366 fputs (" SYMBOL", stdout);
9367 break;
9368 case ODK_HWPATCH:
9369 fputs (" HWPATCH ", stdout);
9370 if (option->info & OHW_R4KEOP)
9371 fputs (" R4KEOP", stdout);
9372 if (option->info & OHW_R8KPFETCH)
9373 fputs (" R8KPFETCH", stdout);
9374 if (option->info & OHW_R5KEOP)
9375 fputs (" R5KEOP", stdout);
9376 if (option->info & OHW_R5KCVTL)
9377 fputs (" R5KCVTL", stdout);
9378 break;
9379 case ODK_FILL:
9380 fputs (" FILL ", stdout);
9381 /* XXX Print content of info word? */
9382 break;
9383 case ODK_TAGS:
9384 fputs (" TAGS ", stdout);
9385 /* XXX Print content of info word? */
9386 break;
9387 case ODK_HWAND:
9388 fputs (" HWAND ", stdout);
9389 if (option->info & OHWA0_R4KEOP_CHECKED)
9390 fputs (" R4KEOP_CHECKED", stdout);
9391 if (option->info & OHWA0_R4KEOP_CLEAN)
9392 fputs (" R4KEOP_CLEAN", stdout);
9393 break;
9394 case ODK_HWOR:
9395 fputs (" HWOR ", stdout);
9396 if (option->info & OHWA0_R4KEOP_CHECKED)
9397 fputs (" R4KEOP_CHECKED", stdout);
9398 if (option->info & OHWA0_R4KEOP_CLEAN)
9399 fputs (" R4KEOP_CLEAN", stdout);
9400 break;
9401 case ODK_GP_GROUP:
9402 printf (" GP_GROUP %#06lx self-contained %#06lx",
9403 option->info & OGP_GROUP,
9404 (option->info & OGP_SELF) >> 16);
9405 break;
9406 case ODK_IDENT:
9407 printf (" IDENT %#06lx self-contained %#06lx",
9408 option->info & OGP_GROUP,
9409 (option->info & OGP_SELF) >> 16);
9410 break;
9411 default:
9412 /* This shouldn't happen. */
9413 printf (" %3d ??? %d %lx",
9414 option->kind, option->section, option->info);
9415 break;
9416 }
9417
9418 len = sizeof (* eopt);
9419 while (len < option->size)
9420 if (((char *) option)[len] >= ' '
9421 && ((char *) option)[len] < 0x7f)
9422 printf ("%c", ((char *) option)[len++]);
9423 else
9424 printf ("\\%03o", ((char *) option)[len++]);
9425
9426 fputs ("\n", stdout);
9427 ++option;
9428 }
9429
9430 free (eopt);
9431 }
9432 }
9433
9434 if (conflicts_offset != 0 && conflictsno != 0)
9435 {
9436 Elf32_Conflict * iconf;
9437 size_t cnt;
9438
9439 if (dynamic_symbols == NULL)
9440 {
9441 error (_("conflict list found without a dynamic symbol table"));
9442 return 0;
9443 }
9444
9445 iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (* iconf));
9446 if (iconf == NULL)
9447 {
9448 error (_("Out of memory"));
9449 return 0;
9450 }
9451
9452 if (is_32bit_elf)
9453 {
9454 Elf32_External_Conflict * econf32;
9455
9456 econf32 = ((Elf32_External_Conflict *)
9457 get_data (NULL, file, conflicts_offset,
9458 conflictsno * sizeof (* econf32),
9459 _("conflict")));
9460 if (!econf32)
9461 return 0;
9462
9463 for (cnt = 0; cnt < conflictsno; ++cnt)
9464 iconf[cnt] = BYTE_GET (econf32[cnt]);
9465
9466 free (econf32);
9467 }
9468 else
9469 {
9470 Elf64_External_Conflict * econf64;
9471
9472 econf64 = ((Elf64_External_Conflict *)
9473 get_data (NULL, file, conflicts_offset,
9474 conflictsno * sizeof (* econf64),
9475 _("conflict")));
9476 if (!econf64)
9477 return 0;
9478
9479 for (cnt = 0; cnt < conflictsno; ++cnt)
9480 iconf[cnt] = BYTE_GET (econf64[cnt]);
9481
9482 free (econf64);
9483 }
9484
9485 printf (_("\nSection '.conflict' contains %ld entries:\n"),
9486 (long) conflictsno);
9487 puts (_(" Num: Index Value Name"));
9488
9489 for (cnt = 0; cnt < conflictsno; ++cnt)
9490 {
9491 Elf_Internal_Sym * psym = & dynamic_symbols [iconf [cnt]];
9492
9493 printf ("%5lu: %8lu ", (unsigned long) cnt, iconf [cnt]);
9494 print_vma (psym->st_value, FULL_HEX);
9495 putchar (' ');
9496 print_symbol (25, dynamic_strings + psym->st_name);
9497 putchar ('\n');
9498 }
9499
9500 free (iconf);
9501 }
9502
9503 return 1;
9504 }
9505
9506 static int
9507 process_gnu_liblist (file)
9508 FILE * file;
9509 {
9510 Elf_Internal_Shdr * section, * string_sec;
9511 Elf32_External_Lib * elib;
9512 char * strtab;
9513 size_t cnt;
9514 unsigned i;
9515
9516 if (! do_arch)
9517 return 0;
9518
9519 for (i = 0, section = section_headers;
9520 i < elf_header.e_shnum;
9521 i++, section ++)
9522 {
9523 switch (section->sh_type)
9524 {
9525 case SHT_GNU_LIBLIST:
9526 elib = ((Elf32_External_Lib *)
9527 get_data (NULL, file, section->sh_offset, section->sh_size,
9528 _("liblist")));
9529
9530 if (elib == NULL)
9531 break;
9532 string_sec = SECTION_HEADER (section->sh_link);
9533
9534 strtab = (char *) get_data (NULL, file, string_sec->sh_offset,
9535 string_sec->sh_size,
9536 _("liblist string table"));
9537
9538 if (strtab == NULL
9539 || section->sh_entsize != sizeof (Elf32_External_Lib))
9540 {
9541 free (elib);
9542 break;
9543 }
9544
9545 printf (_("\nLibrary list section '%s' contains %lu entries:\n"),
9546 SECTION_NAME (section),
9547 (long) (section->sh_size / sizeof (Elf32_External_Lib)));
9548
9549 puts (" Library Time Stamp Checksum Version Flags");
9550
9551 for (cnt = 0; cnt < section->sh_size / sizeof (Elf32_External_Lib);
9552 ++cnt)
9553 {
9554 Elf32_Lib liblist;
9555 time_t time;
9556 char timebuf[20];
9557 struct tm * tmp;
9558
9559 liblist.l_name = BYTE_GET (elib[cnt].l_name);
9560 time = BYTE_GET (elib[cnt].l_time_stamp);
9561 liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
9562 liblist.l_version = BYTE_GET (elib[cnt].l_version);
9563 liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
9564
9565 tmp = gmtime (&time);
9566 sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
9567 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
9568 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
9569
9570 printf ("%3lu: ", (unsigned long) cnt);
9571 if (do_wide)
9572 printf ("%-20s", strtab + liblist.l_name);
9573 else
9574 printf ("%-20.20s", strtab + liblist.l_name);
9575 printf (" %s %#010lx %-7ld %-7ld\n", timebuf, liblist.l_checksum,
9576 liblist.l_version, liblist.l_flags);
9577 }
9578
9579 free (elib);
9580 }
9581 }
9582
9583 return 1;
9584 }
9585
9586 static const char *
9587 get_note_type (e_type)
9588 unsigned e_type;
9589 {
9590 static char buff[64];
9591
9592 switch (e_type)
9593 {
9594 case NT_PRSTATUS: return _("NT_PRSTATUS (prstatus structure)");
9595 case NT_FPREGSET: return _("NT_FPREGSET (floating point registers)");
9596 case NT_PRPSINFO: return _("NT_PRPSINFO (prpsinfo structure)");
9597 case NT_TASKSTRUCT: return _("NT_TASKSTRUCT (task structure)");
9598 case NT_PRXFPREG: return _("NT_PRXFPREG (user_xfpregs structure)");
9599 case NT_PSTATUS: return _("NT_PSTATUS (pstatus structure)");
9600 case NT_FPREGS: return _("NT_FPREGS (floating point registers)");
9601 case NT_PSINFO: return _("NT_PSINFO (psinfo structure)");
9602 case NT_LWPSTATUS: return _("NT_LWPSTATUS (lwpstatus_t structure)");
9603 case NT_LWPSINFO: return _("NT_LWPSINFO (lwpsinfo_t structure)");
9604 case NT_WIN32PSTATUS: return _("NT_WIN32PSTATUS (win32_pstatus structure)");
9605 default:
9606 sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
9607 return buff;
9608 }
9609 }
9610
9611 static const char *
9612 get_netbsd_elfcore_note_type (e_type)
9613 unsigned e_type;
9614 {
9615 static char buff[64];
9616
9617 if (e_type == NT_NETBSDCORE_PROCINFO)
9618 {
9619 /* NetBSD core "procinfo" structure. */
9620 return _("NetBSD procinfo structure");
9621 }
9622
9623 /* As of Jan 2002 there are no other machine-independent notes
9624 defined for NetBSD core files. If the note type is less
9625 than the start of the machine-dependent note types, we don't
9626 understand it. */
9627
9628 if (e_type < NT_NETBSDCORE_FIRSTMACH)
9629 {
9630 sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
9631 return buff;
9632 }
9633
9634 switch (elf_header.e_machine)
9635 {
9636 /* On the Alpha, SPARC (32-bit and 64-bit), PT_GETREGS == mach+0
9637 and PT_GETFPREGS == mach+2. */
9638
9639 case EM_OLD_ALPHA:
9640 case EM_ALPHA:
9641 case EM_SPARC:
9642 case EM_SPARC32PLUS:
9643 case EM_SPARCV9:
9644 switch (e_type)
9645 {
9646 case NT_NETBSDCORE_FIRSTMACH+0:
9647 return _("PT_GETREGS (reg structure)");
9648 case NT_NETBSDCORE_FIRSTMACH+2:
9649 return _("PT_GETFPREGS (fpreg structure)");
9650 default:
9651 break;
9652 }
9653 break;
9654
9655 /* On all other arch's, PT_GETREGS == mach+1 and
9656 PT_GETFPREGS == mach+3. */
9657 default:
9658 switch (e_type)
9659 {
9660 case NT_NETBSDCORE_FIRSTMACH+1:
9661 return _("PT_GETREGS (reg structure)");
9662 case NT_NETBSDCORE_FIRSTMACH+3:
9663 return _("PT_GETFPREGS (fpreg structure)");
9664 default:
9665 break;
9666 }
9667 }
9668
9669 sprintf (buff, _("PT_FIRSTMACH+%d"), e_type - NT_NETBSDCORE_FIRSTMACH);
9670 return buff;
9671 }
9672
9673 /* Note that by the ELF standard, the name field is already null byte
9674 terminated, and namesz includes the terminating null byte.
9675 I.E. the value of namesz for the name "FSF" is 4.
9676
9677 If the value of namesz is zero, there is no name present. */
9678 static int
9679 process_note (pnote)
9680 Elf32_Internal_Note * pnote;
9681 {
9682 const char *nt;
9683
9684 if (pnote->namesz == 0)
9685 {
9686 /* If there is no note name, then use the default set of
9687 note type strings. */
9688 nt = get_note_type (pnote->type);
9689 }
9690 else if (strncmp (pnote->namedata, "NetBSD-CORE", 11) == 0)
9691 {
9692 /* NetBSD-specific core file notes. */
9693 nt = get_netbsd_elfcore_note_type (pnote->type);
9694 }
9695 else
9696 {
9697 /* Don't recognize this note name; just use the default set of
9698 note type strings. */
9699 nt = get_note_type (pnote->type);
9700 }
9701
9702 printf (" %s\t\t0x%08lx\t%s\n",
9703 pnote->namesz ? pnote->namedata : "(NONE)",
9704 pnote->descsz, nt);
9705 return 1;
9706 }
9707
9708
9709 static int
9710 process_corefile_note_segment (file, offset, length)
9711 FILE * file;
9712 bfd_vma offset;
9713 bfd_vma length;
9714 {
9715 Elf_External_Note * pnotes;
9716 Elf_External_Note * external;
9717 int res = 1;
9718
9719 if (length <= 0)
9720 return 0;
9721
9722 pnotes = (Elf_External_Note *) get_data (NULL, file, offset, length,
9723 _("notes"));
9724 if (!pnotes)
9725 return 0;
9726
9727 external = pnotes;
9728
9729 printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"),
9730 (unsigned long) offset, (unsigned long) length);
9731 printf (_(" Owner\t\tData size\tDescription\n"));
9732
9733 while (external < (Elf_External_Note *)((char *) pnotes + length))
9734 {
9735 Elf_External_Note * next;
9736 Elf32_Internal_Note inote;
9737 char * temp = NULL;
9738
9739 inote.type = BYTE_GET (external->type);
9740 inote.namesz = BYTE_GET (external->namesz);
9741 inote.namedata = external->name;
9742 inote.descsz = BYTE_GET (external->descsz);
9743 inote.descdata = inote.namedata + align_power (inote.namesz, 2);
9744 inote.descpos = offset + (inote.descdata - (char *) pnotes);
9745
9746 next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
9747
9748 if (((char *) next) > (((char *) pnotes) + length))
9749 {
9750 warn (_("corrupt note found at offset %x into core notes\n"),
9751 ((char *) external) - ((char *) pnotes));
9752 warn (_(" type: %x, namesize: %08lx, descsize: %08lx\n"),
9753 inote.type, inote.namesz, inote.descsz);
9754 break;
9755 }
9756
9757 external = next;
9758
9759 /* Verify that name is null terminated. It appears that at least
9760 one version of Linux (RedHat 6.0) generates corefiles that don't
9761 comply with the ELF spec by failing to include the null byte in
9762 namesz. */
9763 if (inote.namedata[inote.namesz] != '\0')
9764 {
9765 temp = malloc (inote.namesz + 1);
9766
9767 if (temp == NULL)
9768 {
9769 error (_("Out of memory\n"));
9770 res = 0;
9771 break;
9772 }
9773
9774 strncpy (temp, inote.namedata, inote.namesz);
9775 temp[inote.namesz] = 0;
9776
9777 /* warn (_("'%s' NOTE name not properly null terminated\n"), temp); */
9778 inote.namedata = temp;
9779 }
9780
9781 res &= process_note (& inote);
9782
9783 if (temp != NULL)
9784 {
9785 free (temp);
9786 temp = NULL;
9787 }
9788 }
9789
9790 free (pnotes);
9791
9792 return res;
9793 }
9794
9795 static int
9796 process_corefile_note_segments (file)
9797 FILE * file;
9798 {
9799 Elf_Internal_Phdr * program_headers;
9800 Elf_Internal_Phdr * segment;
9801 unsigned int i;
9802 int res = 1;
9803
9804 program_headers = (Elf_Internal_Phdr *) malloc
9805 (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
9806
9807 if (program_headers == NULL)
9808 {
9809 error (_("Out of memory\n"));
9810 return 0;
9811 }
9812
9813 if (is_32bit_elf)
9814 i = get_32bit_program_headers (file, program_headers);
9815 else
9816 i = get_64bit_program_headers (file, program_headers);
9817
9818 if (i == 0)
9819 {
9820 free (program_headers);
9821 return 0;
9822 }
9823
9824 for (i = 0, segment = program_headers;
9825 i < elf_header.e_phnum;
9826 i ++, segment ++)
9827 {
9828 if (segment->p_type == PT_NOTE)
9829 res &= process_corefile_note_segment (file,
9830 (bfd_vma) segment->p_offset,
9831 (bfd_vma) segment->p_filesz);
9832 }
9833
9834 free (program_headers);
9835
9836 return res;
9837 }
9838
9839 static int
9840 process_corefile_contents (file)
9841 FILE * file;
9842 {
9843 /* If we have not been asked to display the notes then do nothing. */
9844 if (! do_notes)
9845 return 1;
9846
9847 /* If file is not a core file then exit. */
9848 if (elf_header.e_type != ET_CORE)
9849 return 1;
9850
9851 /* No program headers means no NOTE segment. */
9852 if (elf_header.e_phnum == 0)
9853 {
9854 printf (_("No note segments present in the core file.\n"));
9855 return 1;
9856 }
9857
9858 return process_corefile_note_segments (file);
9859 }
9860
9861 static int
9862 process_arch_specific (file)
9863 FILE * file;
9864 {
9865 if (! do_arch)
9866 return 1;
9867
9868 switch (elf_header.e_machine)
9869 {
9870 case EM_MIPS:
9871 case EM_MIPS_RS3_LE:
9872 return process_mips_specific (file);
9873 break;
9874 default:
9875 break;
9876 }
9877 return 1;
9878 }
9879
9880 static int
9881 get_file_header (file)
9882 FILE * file;
9883 {
9884 /* Read in the identity array. */
9885 if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1)
9886 return 0;
9887
9888 /* Determine how to read the rest of the header. */
9889 switch (elf_header.e_ident [EI_DATA])
9890 {
9891 default: /* fall through */
9892 case ELFDATANONE: /* fall through */
9893 case ELFDATA2LSB: byte_get = byte_get_little_endian; break;
9894 case ELFDATA2MSB: byte_get = byte_get_big_endian; break;
9895 }
9896
9897 /* For now we only support 32 bit and 64 bit ELF files. */
9898 is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64);
9899
9900 /* Read in the rest of the header. */
9901 if (is_32bit_elf)
9902 {
9903 Elf32_External_Ehdr ehdr32;
9904
9905 if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1)
9906 return 0;
9907
9908 elf_header.e_type = BYTE_GET (ehdr32.e_type);
9909 elf_header.e_machine = BYTE_GET (ehdr32.e_machine);
9910 elf_header.e_version = BYTE_GET (ehdr32.e_version);
9911 elf_header.e_entry = BYTE_GET (ehdr32.e_entry);
9912 elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff);
9913 elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff);
9914 elf_header.e_flags = BYTE_GET (ehdr32.e_flags);
9915 elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize);
9916 elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize);
9917 elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum);
9918 elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize);
9919 elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum);
9920 elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx);
9921 }
9922 else
9923 {
9924 Elf64_External_Ehdr ehdr64;
9925
9926 /* If we have been compiled with sizeof (bfd_vma) == 4, then
9927 we will not be able to cope with the 64bit data found in
9928 64 ELF files. Detect this now and abort before we start
9929 overwritting things. */
9930 if (sizeof (bfd_vma) < 8)
9931 {
9932 error (_("This instance of readelf has been built without support for a\n\
9933 64 bit data type and so it cannot read 64 bit ELF files.\n"));
9934 return 0;
9935 }
9936
9937 if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1)
9938 return 0;
9939
9940 elf_header.e_type = BYTE_GET (ehdr64.e_type);
9941 elf_header.e_machine = BYTE_GET (ehdr64.e_machine);
9942 elf_header.e_version = BYTE_GET (ehdr64.e_version);
9943 elf_header.e_entry = BYTE_GET8 (ehdr64.e_entry);
9944 elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff);
9945 elf_header.e_shoff = BYTE_GET8 (ehdr64.e_shoff);
9946 elf_header.e_flags = BYTE_GET (ehdr64.e_flags);
9947 elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize);
9948 elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize);
9949 elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum);
9950 elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize);
9951 elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum);
9952 elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx);
9953 }
9954
9955 if (elf_header.e_shoff)
9956 {
9957 /* There may be some extensions in the first section header. Don't
9958 bomb if we can't read it. */
9959 if (is_32bit_elf)
9960 get_32bit_section_headers (file, 1);
9961 else
9962 get_64bit_section_headers (file, 1);
9963 }
9964
9965 return 1;
9966 }
9967
9968 static int
9969 process_file (file_name)
9970 char * file_name;
9971 {
9972 FILE * file;
9973 struct stat statbuf;
9974 unsigned int i;
9975
9976 if (stat (file_name, & statbuf) < 0)
9977 {
9978 error (_("Cannot stat input file %s.\n"), file_name);
9979 return 1;
9980 }
9981
9982 file = fopen (file_name, "rb");
9983 if (file == NULL)
9984 {
9985 error (_("Input file %s not found.\n"), file_name);
9986 return 1;
9987 }
9988
9989 if (! get_file_header (file))
9990 {
9991 error (_("%s: Failed to read file header\n"), file_name);
9992 fclose (file);
9993 return 1;
9994 }
9995
9996 /* Initialise per file variables. */
9997 for (i = NUM_ELEM (version_info); i--;)
9998 version_info[i] = 0;
9999
10000 for (i = NUM_ELEM (dynamic_info); i--;)
10001 dynamic_info[i] = 0;
10002
10003 /* Process the file. */
10004 if (show_name)
10005 printf (_("\nFile: %s\n"), file_name);
10006
10007 if (! process_file_header ())
10008 {
10009 fclose (file);
10010 return 1;
10011 }
10012
10013 process_section_headers (file);
10014
10015 process_program_headers (file);
10016
10017 process_dynamic_segment (file);
10018
10019 process_relocs (file);
10020
10021 process_unwind (file);
10022
10023 process_symbol_table (file);
10024
10025 process_syminfo (file);
10026
10027 process_version_sections (file);
10028
10029 process_section_contents (file);
10030
10031 process_corefile_contents (file);
10032
10033 process_gnu_liblist (file);
10034
10035 process_arch_specific (file);
10036
10037 fclose (file);
10038
10039 if (section_headers)
10040 {
10041 free (section_headers);
10042 section_headers = NULL;
10043 }
10044
10045 if (string_table)
10046 {
10047 free (string_table);
10048 string_table = NULL;
10049 string_table_length = 0;
10050 }
10051
10052 if (dynamic_strings)
10053 {
10054 free (dynamic_strings);
10055 dynamic_strings = NULL;
10056 }
10057
10058 if (dynamic_symbols)
10059 {
10060 free (dynamic_symbols);
10061 dynamic_symbols = NULL;
10062 num_dynamic_syms = 0;
10063 }
10064
10065 if (dynamic_syminfo)
10066 {
10067 free (dynamic_syminfo);
10068 dynamic_syminfo = NULL;
10069 }
10070
10071 return 0;
10072 }
10073
10074 #ifdef SUPPORT_DISASSEMBLY
10075 /* Needed by the i386 disassembler. For extra credit, someone could
10076 fix this so that we insert symbolic addresses here, esp for GOT/PLT
10077 symbols. */
10078
10079 void
10080 print_address (unsigned int addr, FILE * outfile)
10081 {
10082 fprintf (outfile,"0x%8.8x", addr);
10083 }
10084
10085 /* Needed by the i386 disassembler. */
10086 void
10087 db_task_printsym (unsigned int addr)
10088 {
10089 print_address (addr, stderr);
10090 }
10091 #endif
10092
10093 int main PARAMS ((int, char **));
10094
10095 int
10096 main (argc, argv)
10097 int argc;
10098 char ** argv;
10099 {
10100 int err;
10101
10102 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
10103 setlocale (LC_MESSAGES, "");
10104 #endif
10105 #if defined (HAVE_SETLOCALE)
10106 setlocale (LC_CTYPE, "");
10107 #endif
10108 bindtextdomain (PACKAGE, LOCALEDIR);
10109 textdomain (PACKAGE);
10110
10111 parse_args (argc, argv);
10112
10113 if (optind < (argc - 1))
10114 show_name = 1;
10115
10116 err = 0;
10117 while (optind < argc)
10118 err |= process_file (argv [optind ++]);
10119
10120 if (dump_sects != NULL)
10121 free (dump_sects);
10122
10123 return err;
10124 }