Commit | Line | Data |
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3af9a47b | 1 | /* Mach-O support for BFD. |
154a1ee5 | 2 | Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
3af9a47b NC |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of BFD, the Binary File Descriptor library. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 9 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a95a4550 | 18 | along with this program; if not, write to the Free Software |
cd123cb7 NC |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
20 | MA 02110-1301, USA. */ | |
3af9a47b | 21 | |
3db64b00 | 22 | #include "sysdep.h" |
3af9a47b NC |
23 | #include "mach-o.h" |
24 | #include "bfd.h" | |
3af9a47b NC |
25 | #include "libbfd.h" |
26 | #include "libiberty.h" | |
15e1c58a | 27 | #include "aout/stab_gnu.h" |
3af9a47b NC |
28 | #include <ctype.h> |
29 | ||
154a1ee5 TG |
30 | #define bfd_mach_o_object_p bfd_mach_o_gen_object_p |
31 | #define bfd_mach_o_core_p bfd_mach_o_gen_core_p | |
42fa0891 | 32 | #define bfd_mach_o_mkobject bfd_mach_o_gen_mkobject |
116c20d2 | 33 | |
92bc0e80 TG |
34 | #define FILE_ALIGN(off, algn) \ |
35 | (((off) + ((file_ptr) 1 << (algn)) - 1) & ((file_ptr) -1 << (algn))) | |
36 | ||
ab273af8 | 37 | static int bfd_mach_o_read_symtab_symbols (bfd *); |
046b007d | 38 | |
c2f09c75 | 39 | unsigned int |
1e8a024a TG |
40 | bfd_mach_o_version (bfd *abfd) |
41 | { | |
42 | bfd_mach_o_data_struct *mdata = NULL; | |
43 | ||
44 | BFD_ASSERT (bfd_mach_o_valid (abfd)); | |
046b007d | 45 | mdata = bfd_mach_o_get_data (abfd); |
1e8a024a TG |
46 | |
47 | return mdata->header.version; | |
48 | } | |
49 | ||
b34976b6 | 50 | bfd_boolean |
116c20d2 | 51 | bfd_mach_o_valid (bfd *abfd) |
3af9a47b NC |
52 | { |
53 | if (abfd == NULL || abfd->xvec == NULL) | |
154a1ee5 | 54 | return FALSE; |
3af9a47b | 55 | |
154a1ee5 TG |
56 | if (abfd->xvec->flavour != bfd_target_mach_o_flavour) |
57 | return FALSE; | |
3af9a47b | 58 | |
046b007d | 59 | if (bfd_mach_o_get_data (abfd) == NULL) |
154a1ee5 TG |
60 | return FALSE; |
61 | return TRUE; | |
62 | } | |
63 | ||
c2f09c75 TG |
64 | static INLINE bfd_boolean |
65 | mach_o_wide_p (bfd_mach_o_header *header) | |
66 | { | |
67 | switch (header->version) | |
68 | { | |
69 | case 1: | |
70 | return FALSE; | |
71 | case 2: | |
72 | return TRUE; | |
73 | default: | |
74 | BFD_FAIL (); | |
75 | return FALSE; | |
76 | } | |
77 | } | |
78 | ||
79 | static INLINE bfd_boolean | |
80 | bfd_mach_o_wide_p (bfd *abfd) | |
81 | { | |
046b007d | 82 | return mach_o_wide_p (&bfd_mach_o_get_data (abfd)->header); |
c2f09c75 TG |
83 | } |
84 | ||
154a1ee5 TG |
85 | /* Tables to translate well known Mach-O segment/section names to bfd |
86 | names. Use of canonical names (such as .text or .debug_frame) is required | |
87 | by gdb. */ | |
88 | ||
89 | struct mach_o_section_name_xlat | |
90 | { | |
91 | const char *bfd_name; | |
92 | const char *mach_o_name; | |
8462aec7 | 93 | flagword flags; |
154a1ee5 TG |
94 | }; |
95 | ||
96 | static const struct mach_o_section_name_xlat dwarf_section_names_xlat[] = | |
97 | { | |
8462aec7 TG |
98 | { ".debug_frame", "__debug_frame", SEC_DEBUGGING }, |
99 | { ".debug_info", "__debug_info", SEC_DEBUGGING }, | |
100 | { ".debug_abbrev", "__debug_abbrev", SEC_DEBUGGING }, | |
101 | { ".debug_aranges", "__debug_aranges", SEC_DEBUGGING }, | |
102 | { ".debug_macinfo", "__debug_macinfo", SEC_DEBUGGING }, | |
103 | { ".debug_line", "__debug_line", SEC_DEBUGGING }, | |
104 | { ".debug_loc", "__debug_loc", SEC_DEBUGGING }, | |
105 | { ".debug_pubnames", "__debug_pubnames", SEC_DEBUGGING }, | |
106 | { ".debug_pubtypes", "__debug_pubtypes", SEC_DEBUGGING }, | |
107 | { ".debug_str", "__debug_str", SEC_DEBUGGING }, | |
108 | { ".debug_ranges", "__debug_ranges", SEC_DEBUGGING }, | |
109 | { NULL, NULL, 0} | |
154a1ee5 TG |
110 | }; |
111 | ||
112 | static const struct mach_o_section_name_xlat text_section_names_xlat[] = | |
113 | { | |
8462aec7 TG |
114 | { ".text", "__text", SEC_CODE | SEC_LOAD }, |
115 | { ".const", "__const", SEC_READONLY | SEC_DATA | SEC_LOAD }, | |
116 | { ".cstring", "__cstring", SEC_READONLY | SEC_DATA | SEC_LOAD }, | |
117 | { ".eh_frame", "__eh_frame", SEC_READONLY | SEC_LOAD }, | |
118 | { NULL, NULL, 0} | |
154a1ee5 TG |
119 | }; |
120 | ||
121 | static const struct mach_o_section_name_xlat data_section_names_xlat[] = | |
122 | { | |
8462aec7 TG |
123 | { ".data", "__data", SEC_DATA | SEC_LOAD }, |
124 | { ".const_data", "__const", SEC_DATA | SEC_LOAD }, | |
125 | { ".dyld", "__dyld", SEC_DATA | SEC_LOAD }, | |
126 | { ".lazy_symbol_ptr", "__la_symbol_ptr", SEC_DATA | SEC_LOAD }, | |
127 | { ".non_lazy_symbol_ptr", "__nl_symbol_ptr", SEC_DATA | SEC_LOAD }, | |
128 | { ".bss", "__bss", SEC_NO_FLAGS }, | |
129 | { NULL, NULL, 0} | |
154a1ee5 TG |
130 | }; |
131 | ||
132 | struct mach_o_segment_name_xlat | |
133 | { | |
134 | const char *segname; | |
135 | const struct mach_o_section_name_xlat *sections; | |
136 | }; | |
137 | ||
c2f09c75 | 138 | static const struct mach_o_segment_name_xlat segsec_names_xlat[] = |
154a1ee5 TG |
139 | { |
140 | { "__DWARF", dwarf_section_names_xlat }, | |
141 | { "__TEXT", text_section_names_xlat }, | |
142 | { "__DATA", data_section_names_xlat }, | |
143 | { NULL, NULL } | |
144 | }; | |
145 | ||
146 | ||
147 | /* Mach-O to bfd names. */ | |
148 | ||
8462aec7 TG |
149 | static void |
150 | bfd_mach_o_convert_section_name_to_bfd (bfd *abfd, bfd_mach_o_section *section, | |
151 | char **name, flagword *flags) | |
154a1ee5 TG |
152 | { |
153 | const struct mach_o_segment_name_xlat *seg; | |
154 | char *res; | |
155 | unsigned int len; | |
c2f09c75 | 156 | const char *pfx = ""; |
154a1ee5 | 157 | |
8462aec7 TG |
158 | *name = NULL; |
159 | *flags = SEC_NO_FLAGS; | |
160 | ||
154a1ee5 TG |
161 | for (seg = segsec_names_xlat; seg->segname; seg++) |
162 | { | |
163 | if (strcmp (seg->segname, section->segname) == 0) | |
164 | { | |
165 | const struct mach_o_section_name_xlat *sec; | |
166 | ||
167 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
168 | { | |
169 | if (strcmp (sec->mach_o_name, section->sectname) == 0) | |
170 | { | |
171 | len = strlen (sec->bfd_name); | |
172 | res = bfd_alloc (abfd, len + 1); | |
c2f09c75 | 173 | |
154a1ee5 | 174 | if (res == NULL) |
8462aec7 | 175 | return; |
154a1ee5 | 176 | strcpy (res, sec->bfd_name); |
8462aec7 TG |
177 | *name = res; |
178 | *flags = sec->flags; | |
179 | return; | |
154a1ee5 TG |
180 | } |
181 | } | |
182 | } | |
183 | } | |
184 | ||
c2f09c75 | 185 | len = strlen (section->segname) + 1 |
154a1ee5 TG |
186 | + strlen (section->sectname) + 1; |
187 | ||
c2f09c75 TG |
188 | /* Put "LC_SEGMENT." prefix if the segment name is weird (ie doesn't start |
189 | with an underscore. */ | |
190 | if (section->segname[0] != '_') | |
191 | { | |
192 | static const char seg_pfx[] = "LC_SEGMENT."; | |
193 | ||
194 | pfx = seg_pfx; | |
195 | len += sizeof (seg_pfx) - 1; | |
196 | } | |
197 | ||
154a1ee5 TG |
198 | res = bfd_alloc (abfd, len); |
199 | if (res == NULL) | |
8462aec7 | 200 | return; |
c2f09c75 | 201 | snprintf (res, len, "%s%s.%s", pfx, section->segname, section->sectname); |
8462aec7 | 202 | *name = res; |
154a1ee5 TG |
203 | } |
204 | ||
c2f09c75 | 205 | /* Convert a bfd section name to a Mach-O segment + section name. */ |
154a1ee5 TG |
206 | |
207 | static void | |
208 | bfd_mach_o_convert_section_name_to_mach_o (bfd *abfd ATTRIBUTE_UNUSED, | |
209 | asection *sect, | |
210 | bfd_mach_o_section *section) | |
211 | { | |
212 | const struct mach_o_segment_name_xlat *seg; | |
213 | const char *name = bfd_get_section_name (abfd, sect); | |
214 | const char *dot; | |
215 | unsigned int len; | |
216 | unsigned int seglen; | |
217 | unsigned int seclen; | |
218 | ||
c2f09c75 TG |
219 | /* List of well known names. They all start with a dot. */ |
220 | if (name[0] == '.') | |
221 | for (seg = segsec_names_xlat; seg->segname; seg++) | |
222 | { | |
223 | const struct mach_o_section_name_xlat *sec; | |
224 | ||
225 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
226 | { | |
227 | if (strcmp (sec->bfd_name, name) == 0) | |
228 | { | |
229 | strcpy (section->segname, seg->segname); | |
230 | strcpy (section->sectname, sec->mach_o_name); | |
231 | return; | |
232 | } | |
233 | } | |
234 | } | |
154a1ee5 TG |
235 | |
236 | /* Strip LC_SEGMENT. prefix. */ | |
237 | if (strncmp (name, "LC_SEGMENT.", 11) == 0) | |
238 | name += 11; | |
239 | ||
240 | /* Find a dot. */ | |
241 | dot = strchr (name, '.'); | |
242 | len = strlen (name); | |
243 | ||
244 | /* Try to split name into segment and section names. */ | |
245 | if (dot && dot != name) | |
246 | { | |
247 | seglen = dot - name; | |
248 | seclen = len - (dot + 1 - name); | |
249 | ||
250 | if (seglen < 16 && seclen < 16) | |
251 | { | |
252 | memcpy (section->segname, name, seglen); | |
253 | section->segname[seglen] = 0; | |
254 | memcpy (section->sectname, dot + 1, seclen); | |
255 | section->sectname[seclen] = 0; | |
256 | return; | |
257 | } | |
258 | } | |
259 | ||
260 | if (len > 16) | |
261 | len = 16; | |
262 | memcpy (section->segname, name, len); | |
263 | section->segname[len] = 0; | |
264 | memcpy (section->sectname, name, len); | |
265 | section->sectname[len] = 0; | |
3af9a47b NC |
266 | } |
267 | ||
b2b62060 TG |
268 | /* Return the size of an entry for section SEC. |
269 | Must be called only for symbol pointer section and symbol stubs | |
270 | sections. */ | |
271 | ||
272 | static unsigned int | |
273 | bfd_mach_o_section_get_entry_size (bfd *abfd, bfd_mach_o_section *sec) | |
274 | { | |
275 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
276 | { | |
277 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
278 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
279 | return bfd_mach_o_wide_p (abfd) ? 8 : 4; | |
280 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
281 | return sec->reserved2; | |
282 | default: | |
283 | BFD_FAIL (); | |
284 | return 0; | |
285 | } | |
286 | } | |
287 | ||
288 | /* Return the number of indirect symbols for a section. | |
289 | Must be called only for symbol pointer section and symbol stubs | |
290 | sections. */ | |
291 | ||
292 | static unsigned int | |
293 | bfd_mach_o_section_get_nbr_indirect (bfd *abfd, bfd_mach_o_section *sec) | |
294 | { | |
295 | unsigned int elsz; | |
296 | ||
297 | elsz = bfd_mach_o_section_get_entry_size (abfd, sec); | |
298 | if (elsz == 0) | |
299 | return 0; | |
300 | else | |
301 | return sec->size / elsz; | |
302 | } | |
303 | ||
304 | ||
3af9a47b NC |
305 | /* Copy any private info we understand from the input symbol |
306 | to the output symbol. */ | |
307 | ||
154a1ee5 | 308 | bfd_boolean |
116c20d2 NC |
309 | bfd_mach_o_bfd_copy_private_symbol_data (bfd *ibfd ATTRIBUTE_UNUSED, |
310 | asymbol *isymbol ATTRIBUTE_UNUSED, | |
311 | bfd *obfd ATTRIBUTE_UNUSED, | |
312 | asymbol *osymbol ATTRIBUTE_UNUSED) | |
3af9a47b | 313 | { |
b34976b6 | 314 | return TRUE; |
3af9a47b NC |
315 | } |
316 | ||
317 | /* Copy any private info we understand from the input section | |
318 | to the output section. */ | |
319 | ||
154a1ee5 | 320 | bfd_boolean |
116c20d2 NC |
321 | bfd_mach_o_bfd_copy_private_section_data (bfd *ibfd ATTRIBUTE_UNUSED, |
322 | asection *isection ATTRIBUTE_UNUSED, | |
323 | bfd *obfd ATTRIBUTE_UNUSED, | |
324 | asection *osection ATTRIBUTE_UNUSED) | |
3af9a47b | 325 | { |
b34976b6 | 326 | return TRUE; |
3af9a47b NC |
327 | } |
328 | ||
329 | /* Copy any private info we understand from the input bfd | |
330 | to the output bfd. */ | |
331 | ||
154a1ee5 | 332 | bfd_boolean |
116c20d2 | 333 | bfd_mach_o_bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd) |
3af9a47b | 334 | { |
154a1ee5 TG |
335 | if (bfd_get_flavour (ibfd) != bfd_target_mach_o_flavour |
336 | || bfd_get_flavour (obfd) != bfd_target_mach_o_flavour) | |
337 | return TRUE; | |
338 | ||
3af9a47b NC |
339 | BFD_ASSERT (bfd_mach_o_valid (ibfd)); |
340 | BFD_ASSERT (bfd_mach_o_valid (obfd)); | |
341 | ||
154a1ee5 TG |
342 | /* FIXME: copy commands. */ |
343 | ||
b34976b6 | 344 | return TRUE; |
3af9a47b NC |
345 | } |
346 | ||
046b007d | 347 | /* Count the total number of symbols. */ |
154a1ee5 | 348 | |
3af9a47b | 349 | static long |
116c20d2 | 350 | bfd_mach_o_count_symbols (bfd *abfd) |
3af9a47b | 351 | { |
046b007d | 352 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 353 | |
046b007d TG |
354 | if (mdata->symtab == NULL) |
355 | return 0; | |
356 | return mdata->symtab->nsyms; | |
3af9a47b NC |
357 | } |
358 | ||
154a1ee5 | 359 | long |
116c20d2 | 360 | bfd_mach_o_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
361 | { |
362 | long nsyms = bfd_mach_o_count_symbols (abfd); | |
363 | ||
3af9a47b NC |
364 | return ((nsyms + 1) * sizeof (asymbol *)); |
365 | } | |
366 | ||
154a1ee5 | 367 | long |
116c20d2 | 368 | bfd_mach_o_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b | 369 | { |
046b007d | 370 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 371 | long nsyms = bfd_mach_o_count_symbols (abfd); |
046b007d TG |
372 | bfd_mach_o_symtab_command *sym = mdata->symtab; |
373 | unsigned long j; | |
3af9a47b NC |
374 | |
375 | if (nsyms < 0) | |
376 | return nsyms; | |
377 | ||
ab273af8 | 378 | if (bfd_mach_o_read_symtab_symbols (abfd) != 0) |
3af9a47b | 379 | { |
046b007d TG |
380 | fprintf (stderr, |
381 | "bfd_mach_o_canonicalize_symtab: unable to load symbols\n"); | |
382 | return 0; | |
383 | } | |
3af9a47b | 384 | |
046b007d | 385 | BFD_ASSERT (sym->symbols != NULL); |
3af9a47b | 386 | |
046b007d TG |
387 | for (j = 0; j < sym->nsyms; j++) |
388 | alocation[j] = &sym->symbols[j].symbol; | |
3af9a47b | 389 | |
046b007d | 390 | alocation[j] = NULL; |
a95a4550 | 391 | |
3af9a47b NC |
392 | return nsyms; |
393 | } | |
394 | ||
b2b62060 TG |
395 | long |
396 | bfd_mach_o_get_synthetic_symtab (bfd *abfd, | |
397 | long symcount ATTRIBUTE_UNUSED, | |
398 | asymbol **syms ATTRIBUTE_UNUSED, | |
399 | long dynsymcount ATTRIBUTE_UNUSED, | |
400 | asymbol **dynsyms ATTRIBUTE_UNUSED, | |
401 | asymbol **ret) | |
402 | { | |
403 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
404 | bfd_mach_o_dysymtab_command *dysymtab = mdata->dysymtab; | |
405 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
406 | asymbol *s; | |
407 | unsigned long count, i, j, n; | |
408 | size_t size; | |
409 | char *names; | |
410 | char *nul_name; | |
411 | ||
412 | *ret = NULL; | |
413 | ||
414 | if (dysymtab == NULL || symtab == NULL || symtab->symbols == NULL) | |
415 | return 0; | |
416 | ||
417 | if (dysymtab->nindirectsyms == 0) | |
418 | return 0; | |
419 | ||
420 | count = dysymtab->nindirectsyms; | |
421 | size = count * sizeof (asymbol) + 1; | |
422 | ||
423 | for (j = 0; j < count; j++) | |
424 | { | |
425 | unsigned int isym = dysymtab->indirect_syms[j]; | |
426 | ||
427 | if (isym < symtab->nsyms && symtab->symbols[isym].symbol.name) | |
428 | size += strlen (symtab->symbols[isym].symbol.name) + sizeof ("$stub"); | |
429 | } | |
430 | ||
431 | s = *ret = (asymbol *) bfd_malloc (size); | |
432 | if (s == NULL) | |
433 | return -1; | |
434 | names = (char *) (s + count); | |
435 | nul_name = names; | |
436 | *names++ = 0; | |
437 | ||
438 | n = 0; | |
439 | for (i = 0; i < mdata->nsects; i++) | |
440 | { | |
441 | bfd_mach_o_section *sec = mdata->sections[i]; | |
91d6fa6a | 442 | unsigned int first, last; |
b2b62060 TG |
443 | bfd_vma addr; |
444 | bfd_vma entry_size; | |
445 | ||
446 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
447 | { | |
448 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
449 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
450 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
451 | first = sec->reserved1; | |
452 | last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); | |
453 | addr = sec->addr; | |
454 | entry_size = bfd_mach_o_section_get_entry_size (abfd, sec); | |
455 | for (j = first; j < last; j++) | |
456 | { | |
457 | unsigned int isym = dysymtab->indirect_syms[j]; | |
458 | ||
459 | s->flags = BSF_GLOBAL | BSF_SYNTHETIC; | |
460 | s->section = sec->bfdsection; | |
461 | s->value = addr - sec->addr; | |
462 | s->udata.p = NULL; | |
463 | ||
464 | if (isym < symtab->nsyms | |
465 | && symtab->symbols[isym].symbol.name) | |
466 | { | |
467 | const char *sym = symtab->symbols[isym].symbol.name; | |
468 | size_t len; | |
469 | ||
470 | s->name = names; | |
471 | len = strlen (sym); | |
472 | memcpy (names, sym, len); | |
473 | names += len; | |
474 | memcpy (names, "$stub", sizeof ("$stub")); | |
475 | names += sizeof ("$stub"); | |
476 | } | |
477 | else | |
478 | s->name = nul_name; | |
479 | ||
480 | addr += entry_size; | |
481 | s++; | |
482 | n++; | |
483 | } | |
484 | break; | |
485 | default: | |
486 | break; | |
487 | } | |
488 | } | |
489 | ||
490 | return n; | |
491 | } | |
492 | ||
154a1ee5 | 493 | void |
116c20d2 NC |
494 | bfd_mach_o_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
495 | asymbol *symbol, | |
496 | symbol_info *ret) | |
3af9a47b NC |
497 | { |
498 | bfd_symbol_info (symbol, ret); | |
499 | } | |
500 | ||
154a1ee5 | 501 | void |
116c20d2 | 502 | bfd_mach_o_print_symbol (bfd *abfd, |
91d6fa6a | 503 | void * afile, |
116c20d2 NC |
504 | asymbol *symbol, |
505 | bfd_print_symbol_type how) | |
3af9a47b NC |
506 | { |
507 | FILE *file = (FILE *) afile; | |
15e1c58a | 508 | const char *name; |
92bc0e80 | 509 | bfd_mach_o_asymbol *asym = (bfd_mach_o_asymbol *)symbol; |
3af9a47b NC |
510 | |
511 | switch (how) | |
512 | { | |
513 | case bfd_print_symbol_name: | |
514 | fprintf (file, "%s", symbol->name); | |
515 | break; | |
516 | default: | |
91d6fa6a | 517 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); |
92bc0e80 TG |
518 | if (asym->n_type & BFD_MACH_O_N_STAB) |
519 | name = bfd_get_stab_name (asym->n_type); | |
15e1c58a | 520 | else |
92bc0e80 | 521 | switch (asym->n_type & BFD_MACH_O_N_TYPE) |
15e1c58a TG |
522 | { |
523 | case BFD_MACH_O_N_UNDF: | |
524 | name = "UND"; | |
525 | break; | |
526 | case BFD_MACH_O_N_ABS: | |
527 | name = "ABS"; | |
528 | break; | |
529 | case BFD_MACH_O_N_INDR: | |
530 | name = "INDR"; | |
531 | break; | |
532 | case BFD_MACH_O_N_PBUD: | |
533 | name = "PBUD"; | |
534 | break; | |
535 | case BFD_MACH_O_N_SECT: | |
536 | name = "SECT"; | |
537 | break; | |
538 | default: | |
539 | name = "???"; | |
540 | break; | |
541 | } | |
542 | if (name == NULL) | |
543 | name = ""; | |
92bc0e80 TG |
544 | fprintf (file, " %02x %-6s %02x %04x", |
545 | asym->n_type, name, asym->n_sect, asym->n_desc); | |
546 | if ((asym->n_type & BFD_MACH_O_N_STAB) == 0 | |
547 | && (asym->n_type & BFD_MACH_O_N_TYPE) == BFD_MACH_O_N_SECT) | |
15e1c58a TG |
548 | fprintf (file, " %-5s", symbol->section->name); |
549 | fprintf (file, " %s", symbol->name); | |
3af9a47b NC |
550 | } |
551 | } | |
552 | ||
553 | static void | |
116c20d2 NC |
554 | bfd_mach_o_convert_architecture (bfd_mach_o_cpu_type mtype, |
555 | bfd_mach_o_cpu_subtype msubtype ATTRIBUTE_UNUSED, | |
556 | enum bfd_architecture *type, | |
557 | unsigned long *subtype) | |
3af9a47b NC |
558 | { |
559 | *subtype = bfd_arch_unknown; | |
560 | ||
561 | switch (mtype) | |
562 | { | |
563 | case BFD_MACH_O_CPU_TYPE_VAX: *type = bfd_arch_vax; break; | |
564 | case BFD_MACH_O_CPU_TYPE_MC680x0: *type = bfd_arch_m68k; break; | |
1e8a024a TG |
565 | case BFD_MACH_O_CPU_TYPE_I386: |
566 | *type = bfd_arch_i386; | |
567 | *subtype = bfd_mach_i386_i386; | |
568 | break; | |
569 | case BFD_MACH_O_CPU_TYPE_X86_64: | |
570 | *type = bfd_arch_i386; | |
571 | *subtype = bfd_mach_x86_64; | |
572 | break; | |
3af9a47b NC |
573 | case BFD_MACH_O_CPU_TYPE_MIPS: *type = bfd_arch_mips; break; |
574 | case BFD_MACH_O_CPU_TYPE_MC98000: *type = bfd_arch_m98k; break; | |
575 | case BFD_MACH_O_CPU_TYPE_HPPA: *type = bfd_arch_hppa; break; | |
576 | case BFD_MACH_O_CPU_TYPE_ARM: *type = bfd_arch_arm; break; | |
577 | case BFD_MACH_O_CPU_TYPE_MC88000: *type = bfd_arch_m88k; break; | |
1e8a024a TG |
578 | case BFD_MACH_O_CPU_TYPE_SPARC: |
579 | *type = bfd_arch_sparc; | |
580 | *subtype = bfd_mach_sparc; | |
581 | break; | |
3af9a47b NC |
582 | case BFD_MACH_O_CPU_TYPE_I860: *type = bfd_arch_i860; break; |
583 | case BFD_MACH_O_CPU_TYPE_ALPHA: *type = bfd_arch_alpha; break; | |
1e8a024a TG |
584 | case BFD_MACH_O_CPU_TYPE_POWERPC: |
585 | *type = bfd_arch_powerpc; | |
c2f09c75 | 586 | *subtype = bfd_mach_ppc; |
1e8a024a TG |
587 | break; |
588 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: | |
589 | *type = bfd_arch_powerpc; | |
c2f09c75 | 590 | *subtype = bfd_mach_ppc64; |
1e8a024a | 591 | break; |
3af9a47b | 592 | default: |
1e8a024a TG |
593 | *type = bfd_arch_unknown; |
594 | break; | |
3af9a47b NC |
595 | } |
596 | } | |
a95a4550 | 597 | |
154a1ee5 | 598 | static bfd_boolean |
116c20d2 NC |
599 | bfd_mach_o_write_header (bfd *abfd, bfd_mach_o_header *header) |
600 | { | |
1e8a024a TG |
601 | unsigned char buf[32]; |
602 | unsigned int size; | |
603 | ||
c2f09c75 | 604 | size = mach_o_wide_p (header) ? |
154a1ee5 | 605 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
116c20d2 NC |
606 | |
607 | bfd_h_put_32 (abfd, header->magic, buf + 0); | |
608 | bfd_h_put_32 (abfd, header->cputype, buf + 4); | |
609 | bfd_h_put_32 (abfd, header->cpusubtype, buf + 8); | |
610 | bfd_h_put_32 (abfd, header->filetype, buf + 12); | |
611 | bfd_h_put_32 (abfd, header->ncmds, buf + 16); | |
612 | bfd_h_put_32 (abfd, header->sizeofcmds, buf + 20); | |
613 | bfd_h_put_32 (abfd, header->flags, buf + 24); | |
614 | ||
c2f09c75 | 615 | if (mach_o_wide_p (header)) |
1e8a024a TG |
616 | bfd_h_put_32 (abfd, header->reserved, buf + 28); |
617 | ||
c2f09c75 | 618 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 619 | || bfd_bwrite ((void *) buf, size, abfd) != size) |
154a1ee5 | 620 | return FALSE; |
116c20d2 | 621 | |
154a1ee5 | 622 | return TRUE; |
116c20d2 NC |
623 | } |
624 | ||
625 | static int | |
ab273af8 | 626 | bfd_mach_o_write_thread (bfd *abfd, bfd_mach_o_load_command *command) |
116c20d2 NC |
627 | { |
628 | bfd_mach_o_thread_command *cmd = &command->command.thread; | |
629 | unsigned int i; | |
630 | unsigned char buf[8]; | |
92bc0e80 | 631 | unsigned int offset; |
116c20d2 NC |
632 | unsigned int nflavours; |
633 | ||
634 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
635 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
636 | ||
637 | offset = 8; | |
638 | nflavours = 0; | |
639 | for (i = 0; i < cmd->nflavours; i++) | |
640 | { | |
641 | BFD_ASSERT ((cmd->flavours[i].size % 4) == 0); | |
642 | BFD_ASSERT (cmd->flavours[i].offset == (command->offset + offset + 8)); | |
643 | ||
644 | bfd_h_put_32 (abfd, cmd->flavours[i].flavour, buf); | |
645 | bfd_h_put_32 (abfd, (cmd->flavours[i].size / 4), buf + 4); | |
646 | ||
c2f09c75 | 647 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 648 | || bfd_bwrite ((void *) buf, 8, abfd) != 8) |
116c20d2 NC |
649 | return -1; |
650 | ||
651 | offset += cmd->flavours[i].size + 8; | |
652 | } | |
653 | ||
654 | return 0; | |
655 | } | |
656 | ||
92bc0e80 TG |
657 | long |
658 | bfd_mach_o_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, | |
659 | asection *asect) | |
660 | { | |
661 | return (asect->reloc_count + 1) * sizeof (arelent *); | |
662 | } | |
663 | ||
b32e07d7 TG |
664 | static int |
665 | bfd_mach_o_canonicalize_one_reloc (bfd *abfd, char *buf, | |
666 | arelent *res, asymbol **syms) | |
92bc0e80 | 667 | { |
046b007d | 668 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
92bc0e80 | 669 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); |
b32e07d7 TG |
670 | bfd_mach_o_reloc_info reloc; |
671 | bfd_vma addr; | |
672 | bfd_vma symnum; | |
673 | asymbol **sym; | |
674 | ||
675 | addr = bfd_get_32 (abfd, buf + 0); | |
676 | symnum = bfd_get_32 (abfd, buf + 4); | |
677 | ||
678 | if (addr & BFD_MACH_O_SR_SCATTERED) | |
679 | { | |
680 | unsigned int j; | |
681 | ||
682 | /* Scattered relocation. | |
683 | Extract section and offset from r_value. */ | |
684 | res->sym_ptr_ptr = NULL; | |
685 | res->addend = 0; | |
686 | for (j = 0; j < mdata->nsects; j++) | |
687 | { | |
688 | bfd_mach_o_section *sect = mdata->sections[j]; | |
689 | if (symnum >= sect->addr && symnum < sect->addr + sect->size) | |
690 | { | |
691 | res->sym_ptr_ptr = sect->bfdsection->symbol_ptr_ptr; | |
692 | res->addend = symnum - sect->addr; | |
693 | break; | |
694 | } | |
695 | } | |
696 | res->address = BFD_MACH_O_GET_SR_ADDRESS (addr); | |
697 | reloc.r_type = BFD_MACH_O_GET_SR_TYPE (addr); | |
698 | reloc.r_length = BFD_MACH_O_GET_SR_LENGTH (addr); | |
699 | reloc.r_pcrel = addr & BFD_MACH_O_SR_PCREL; | |
700 | reloc.r_scattered = 1; | |
701 | } | |
702 | else | |
703 | { | |
704 | unsigned int num = BFD_MACH_O_GET_R_SYMBOLNUM (symnum); | |
705 | res->addend = 0; | |
706 | res->address = addr; | |
707 | if (symnum & BFD_MACH_O_R_EXTERN) | |
06988dfc TG |
708 | { |
709 | sym = syms + num; | |
710 | reloc.r_extern = 1; | |
711 | } | |
b32e07d7 TG |
712 | else |
713 | { | |
714 | BFD_ASSERT (num != 0); | |
715 | BFD_ASSERT (num <= mdata->nsects); | |
716 | sym = mdata->sections[num - 1]->bfdsection->symbol_ptr_ptr; | |
1523fa24 TG |
717 | /* For a symbol defined in section S, the addend (stored in the |
718 | binary) contains the address of the section. To comply with | |
719 | bfd conventio, substract the section address. | |
720 | Use the address from the header, so that the user can modify | |
721 | the vma of the section. */ | |
722 | res->addend = -mdata->sections[num - 1]->addr; | |
06988dfc | 723 | reloc.r_extern = 0; |
b32e07d7 TG |
724 | } |
725 | res->sym_ptr_ptr = sym; | |
726 | reloc.r_type = BFD_MACH_O_GET_R_TYPE (symnum); | |
727 | reloc.r_length = BFD_MACH_O_GET_R_LENGTH (symnum); | |
728 | reloc.r_pcrel = (symnum & BFD_MACH_O_R_PCREL) ? 1 : 0; | |
729 | reloc.r_scattered = 0; | |
730 | } | |
731 | ||
732 | if (!(*bed->_bfd_mach_o_swap_reloc_in)(res, &reloc)) | |
733 | return -1; | |
734 | return 0; | |
735 | } | |
736 | ||
737 | static int | |
738 | bfd_mach_o_canonicalize_relocs (bfd *abfd, unsigned long filepos, | |
739 | unsigned long count, | |
740 | arelent *res, asymbol **syms) | |
741 | { | |
92bc0e80 | 742 | unsigned long i; |
92bc0e80 TG |
743 | char *native_relocs; |
744 | bfd_size_type native_size; | |
745 | ||
92bc0e80 | 746 | /* Allocate and read relocs. */ |
b32e07d7 | 747 | native_size = count * BFD_MACH_O_RELENT_SIZE; |
92bc0e80 TG |
748 | native_relocs = bfd_malloc (native_size); |
749 | if (native_relocs == NULL) | |
750 | return -1; | |
751 | ||
b32e07d7 | 752 | if (bfd_seek (abfd, filepos, SEEK_SET) != 0 |
92bc0e80 | 753 | || bfd_bread (native_relocs, native_size, abfd) != native_size) |
b32e07d7 TG |
754 | goto err; |
755 | ||
756 | for (i = 0; i < count; i++) | |
92bc0e80 | 757 | { |
b32e07d7 TG |
758 | char *buf = native_relocs + BFD_MACH_O_RELENT_SIZE * i; |
759 | ||
760 | if (bfd_mach_o_canonicalize_one_reloc (abfd, buf, &res[i], syms) < 0) | |
761 | goto err; | |
92bc0e80 | 762 | } |
b32e07d7 TG |
763 | free (native_relocs); |
764 | return i; | |
765 | err: | |
766 | free (native_relocs); | |
767 | return -1; | |
768 | } | |
769 | ||
770 | long | |
771 | bfd_mach_o_canonicalize_reloc (bfd *abfd, asection *asect, | |
772 | arelent **rels, asymbol **syms) | |
773 | { | |
774 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
775 | unsigned long i; | |
776 | arelent *res; | |
777 | ||
778 | if (asect->reloc_count == 0) | |
779 | return 0; | |
780 | ||
781 | /* No need to go further if we don't know how to read relocs. */ | |
782 | if (bed->_bfd_mach_o_swap_reloc_in == NULL) | |
783 | return 0; | |
92bc0e80 TG |
784 | |
785 | res = bfd_malloc (asect->reloc_count * sizeof (arelent)); | |
786 | if (res == NULL) | |
b32e07d7 TG |
787 | return -1; |
788 | ||
789 | if (bfd_mach_o_canonicalize_relocs (abfd, asect->rel_filepos, | |
790 | asect->reloc_count, res, syms) < 0) | |
92bc0e80 | 791 | { |
b32e07d7 | 792 | free (res); |
92bc0e80 TG |
793 | return -1; |
794 | } | |
795 | ||
796 | for (i = 0; i < asect->reloc_count; i++) | |
b32e07d7 TG |
797 | rels[i] = &res[i]; |
798 | rels[i] = NULL; | |
799 | asect->relocation = res; | |
92bc0e80 | 800 | |
b32e07d7 TG |
801 | return i; |
802 | } | |
92bc0e80 | 803 | |
b32e07d7 TG |
804 | long |
805 | bfd_mach_o_get_dynamic_reloc_upper_bound (bfd *abfd) | |
806 | { | |
807 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
92bc0e80 | 808 | |
b32e07d7 TG |
809 | if (mdata->dysymtab == NULL) |
810 | return 1; | |
811 | return (mdata->dysymtab->nextrel + mdata->dysymtab->nlocrel) | |
812 | * sizeof (arelent *); | |
813 | } | |
92bc0e80 | 814 | |
b32e07d7 TG |
815 | long |
816 | bfd_mach_o_canonicalize_dynamic_reloc (bfd *abfd, arelent **rels, | |
817 | struct bfd_symbol **syms) | |
818 | { | |
819 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
820 | bfd_mach_o_dysymtab_command *dysymtab = mdata->dysymtab; | |
821 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
822 | unsigned long i; | |
823 | arelent *res; | |
824 | ||
825 | if (dysymtab == NULL) | |
826 | return 0; | |
827 | if (dysymtab->nextrel == 0 && dysymtab->nlocrel == 0) | |
828 | return 0; | |
829 | ||
830 | /* No need to go further if we don't know how to read relocs. */ | |
831 | if (bed->_bfd_mach_o_swap_reloc_in == NULL) | |
832 | return 0; | |
833 | ||
834 | res = bfd_malloc ((dysymtab->nextrel + dysymtab->nlocrel) * sizeof (arelent)); | |
835 | if (res == NULL) | |
836 | return -1; | |
837 | ||
838 | if (bfd_mach_o_canonicalize_relocs (abfd, dysymtab->extreloff, | |
839 | dysymtab->nextrel, res, syms) < 0) | |
840 | { | |
841 | free (res); | |
842 | return -1; | |
92bc0e80 | 843 | } |
b32e07d7 TG |
844 | |
845 | if (bfd_mach_o_canonicalize_relocs (abfd, dysymtab->locreloff, | |
846 | dysymtab->nlocrel, | |
847 | res + dysymtab->nextrel, syms) < 0) | |
848 | { | |
849 | free (res); | |
850 | return -1; | |
851 | } | |
852 | ||
853 | for (i = 0; i < dysymtab->nextrel + dysymtab->nlocrel; i++) | |
854 | rels[i] = &res[i]; | |
855 | rels[i] = NULL; | |
92bc0e80 TG |
856 | return i; |
857 | } | |
858 | ||
859 | static bfd_boolean | |
ab273af8 | 860 | bfd_mach_o_write_relocs (bfd *abfd, bfd_mach_o_section *section) |
92bc0e80 | 861 | { |
046b007d | 862 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
92bc0e80 TG |
863 | unsigned int i; |
864 | arelent **entries; | |
865 | asection *sec; | |
866 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
867 | ||
868 | sec = section->bfdsection; | |
869 | if (sec->reloc_count == 0) | |
870 | return TRUE; | |
871 | ||
872 | if (bed->_bfd_mach_o_swap_reloc_out == NULL) | |
873 | return TRUE; | |
874 | ||
875 | /* Allocate relocation room. */ | |
876 | mdata->filelen = FILE_ALIGN(mdata->filelen, 2); | |
877 | section->nreloc = sec->reloc_count; | |
878 | sec->rel_filepos = mdata->filelen; | |
879 | section->reloff = sec->rel_filepos; | |
880 | mdata->filelen += sec->reloc_count * BFD_MACH_O_RELENT_SIZE; | |
881 | ||
882 | if (bfd_seek (abfd, section->reloff, SEEK_SET) != 0) | |
883 | return FALSE; | |
884 | ||
885 | /* Convert and write. */ | |
886 | entries = section->bfdsection->orelocation; | |
887 | for (i = 0; i < section->nreloc; i++) | |
888 | { | |
889 | arelent *rel = entries[i]; | |
890 | char buf[8]; | |
891 | bfd_mach_o_reloc_info info, *pinfo = &info; | |
892 | ||
893 | /* Convert relocation to an intermediate representation. */ | |
894 | if (!(*bed->_bfd_mach_o_swap_reloc_out) (rel, pinfo)) | |
895 | return FALSE; | |
896 | ||
897 | /* Lower the relocation info. */ | |
898 | if (pinfo->r_scattered) | |
899 | { | |
900 | unsigned long v; | |
901 | ||
902 | v = BFD_MACH_O_SR_SCATTERED | |
903 | | (pinfo->r_pcrel ? BFD_MACH_O_SR_PCREL : 0) | |
904 | | BFD_MACH_O_SET_SR_LENGTH(pinfo->r_length) | |
905 | | BFD_MACH_O_SET_SR_TYPE(pinfo->r_type) | |
906 | | BFD_MACH_O_SET_SR_ADDRESS(pinfo->r_address); | |
907 | bfd_put_32 (abfd, v, buf); | |
908 | bfd_put_32 (abfd, pinfo->r_value, buf + 4); | |
909 | } | |
910 | else | |
911 | { | |
912 | unsigned long v; | |
913 | ||
914 | bfd_put_32 (abfd, pinfo->r_address, buf); | |
915 | v = BFD_MACH_O_SET_R_SYMBOLNUM (pinfo->r_value) | |
916 | | (pinfo->r_pcrel ? BFD_MACH_O_R_PCREL : 0) | |
917 | | BFD_MACH_O_SET_R_LENGTH (pinfo->r_length) | |
918 | | (pinfo->r_extern ? BFD_MACH_O_R_EXTERN : 0) | |
919 | | BFD_MACH_O_SET_R_TYPE (pinfo->r_type); | |
920 | bfd_put_32 (abfd, v, buf + 4); | |
921 | } | |
922 | ||
91d6fa6a | 923 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_RELENT_SIZE, abfd) |
92bc0e80 TG |
924 | != BFD_MACH_O_RELENT_SIZE) |
925 | return FALSE; | |
926 | } | |
927 | return TRUE; | |
928 | } | |
929 | ||
116c20d2 | 930 | static int |
ab273af8 | 931 | bfd_mach_o_write_section_32 (bfd *abfd, bfd_mach_o_section *section) |
116c20d2 | 932 | { |
154a1ee5 | 933 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
116c20d2 NC |
934 | |
935 | memcpy (buf, section->sectname, 16); | |
936 | memcpy (buf + 16, section->segname, 16); | |
937 | bfd_h_put_32 (abfd, section->addr, buf + 32); | |
938 | bfd_h_put_32 (abfd, section->size, buf + 36); | |
939 | bfd_h_put_32 (abfd, section->offset, buf + 40); | |
940 | bfd_h_put_32 (abfd, section->align, buf + 44); | |
941 | bfd_h_put_32 (abfd, section->reloff, buf + 48); | |
942 | bfd_h_put_32 (abfd, section->nreloc, buf + 52); | |
943 | bfd_h_put_32 (abfd, section->flags, buf + 56); | |
1e8a024a TG |
944 | bfd_h_put_32 (abfd, section->reserved1, buf + 60); |
945 | bfd_h_put_32 (abfd, section->reserved2, buf + 64); | |
116c20d2 | 946 | |
91d6fa6a | 947 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_SECTION_SIZE, abfd) |
92bc0e80 | 948 | != BFD_MACH_O_SECTION_SIZE) |
116c20d2 NC |
949 | return -1; |
950 | ||
951 | return 0; | |
952 | } | |
953 | ||
954 | static int | |
ab273af8 | 955 | bfd_mach_o_write_section_64 (bfd *abfd, bfd_mach_o_section *section) |
116c20d2 | 956 | { |
154a1ee5 | 957 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
116c20d2 | 958 | |
1e8a024a TG |
959 | memcpy (buf, section->sectname, 16); |
960 | memcpy (buf + 16, section->segname, 16); | |
961 | bfd_h_put_64 (abfd, section->addr, buf + 32); | |
962 | bfd_h_put_64 (abfd, section->size, buf + 40); | |
963 | bfd_h_put_32 (abfd, section->offset, buf + 48); | |
964 | bfd_h_put_32 (abfd, section->align, buf + 52); | |
965 | bfd_h_put_32 (abfd, section->reloff, buf + 56); | |
966 | bfd_h_put_32 (abfd, section->nreloc, buf + 60); | |
967 | bfd_h_put_32 (abfd, section->flags, buf + 64); | |
968 | bfd_h_put_32 (abfd, section->reserved1, buf + 68); | |
969 | bfd_h_put_32 (abfd, section->reserved2, buf + 72); | |
970 | bfd_h_put_32 (abfd, section->reserved3, buf + 76); | |
116c20d2 | 971 | |
91d6fa6a | 972 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) |
92bc0e80 | 973 | != BFD_MACH_O_SECTION_64_SIZE) |
116c20d2 NC |
974 | return -1; |
975 | ||
1e8a024a TG |
976 | return 0; |
977 | } | |
978 | ||
979 | static int | |
ab273af8 | 980 | bfd_mach_o_write_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 981 | { |
c2f09c75 | 982 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_SIZE]; |
1e8a024a TG |
983 | bfd_mach_o_segment_command *seg = &command->command.segment; |
984 | unsigned long i; | |
985 | ||
c2f09c75 TG |
986 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); |
987 | ||
92bc0e80 | 988 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 989 | if (!bfd_mach_o_write_relocs (abfd, &seg->sections[i])) |
92bc0e80 | 990 | return -1; |
c2f09c75 | 991 | |
92bc0e80 | 992 | memcpy (buf, seg->segname, 16); |
c2f09c75 TG |
993 | bfd_h_put_32 (abfd, seg->vmaddr, buf + 16); |
994 | bfd_h_put_32 (abfd, seg->vmsize, buf + 20); | |
995 | bfd_h_put_32 (abfd, seg->fileoff, buf + 24); | |
996 | bfd_h_put_32 (abfd, seg->filesize, buf + 28); | |
997 | bfd_h_put_32 (abfd, seg->maxprot, buf + 32); | |
998 | bfd_h_put_32 (abfd, seg->initprot, buf + 36); | |
999 | bfd_h_put_32 (abfd, seg->nsects, buf + 40); | |
1000 | bfd_h_put_32 (abfd, seg->flags, buf + 44); | |
1001 | ||
1002 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 1003 | || (bfd_bwrite ((void *) buf, BFD_MACH_O_LC_SEGMENT_SIZE - 8, abfd) |
92bc0e80 | 1004 | != BFD_MACH_O_LC_SEGMENT_SIZE - 8)) |
c2f09c75 | 1005 | return -1; |
1e8a024a | 1006 | |
116c20d2 | 1007 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 1008 | if (bfd_mach_o_write_section_32 (abfd, &seg->sections[i])) |
92bc0e80 | 1009 | return -1; |
1e8a024a | 1010 | |
116c20d2 NC |
1011 | return 0; |
1012 | } | |
1013 | ||
1e8a024a | 1014 | static int |
ab273af8 | 1015 | bfd_mach_o_write_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 1016 | { |
c2f09c75 TG |
1017 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_64_SIZE]; |
1018 | bfd_mach_o_segment_command *seg = &command->command.segment; | |
1019 | unsigned long i; | |
1020 | ||
1021 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
1022 | ||
92bc0e80 | 1023 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 1024 | if (!bfd_mach_o_write_relocs (abfd, &seg->sections[i])) |
92bc0e80 | 1025 | return -1; |
c2f09c75 | 1026 | |
92bc0e80 | 1027 | memcpy (buf, seg->segname, 16); |
c2f09c75 TG |
1028 | bfd_h_put_64 (abfd, seg->vmaddr, buf + 16); |
1029 | bfd_h_put_64 (abfd, seg->vmsize, buf + 24); | |
1030 | bfd_h_put_64 (abfd, seg->fileoff, buf + 32); | |
1031 | bfd_h_put_64 (abfd, seg->filesize, buf + 40); | |
1032 | bfd_h_put_32 (abfd, seg->maxprot, buf + 48); | |
1033 | bfd_h_put_32 (abfd, seg->initprot, buf + 52); | |
1034 | bfd_h_put_32 (abfd, seg->nsects, buf + 56); | |
1035 | bfd_h_put_32 (abfd, seg->flags, buf + 60); | |
1036 | ||
1037 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 1038 | || (bfd_bwrite ((void *) buf, BFD_MACH_O_LC_SEGMENT_64_SIZE - 8, abfd) |
92bc0e80 | 1039 | != BFD_MACH_O_LC_SEGMENT_64_SIZE - 8)) |
c2f09c75 TG |
1040 | return -1; |
1041 | ||
1042 | for (i = 0; i < seg->nsects; i++) | |
ab273af8 | 1043 | if (bfd_mach_o_write_section_64 (abfd, &seg->sections[i])) |
92bc0e80 | 1044 | return -1; |
c2f09c75 | 1045 | |
c2f09c75 | 1046 | return 0; |
1e8a024a TG |
1047 | } |
1048 | ||
c2f09c75 | 1049 | static bfd_boolean |
ab273af8 | 1050 | bfd_mach_o_write_symtab (bfd *abfd, bfd_mach_o_load_command *command) |
116c20d2 | 1051 | { |
046b007d | 1052 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
116c20d2 | 1053 | bfd_mach_o_symtab_command *sym = &command->command.symtab; |
c2f09c75 | 1054 | unsigned char buf[16]; |
116c20d2 | 1055 | unsigned long i; |
c2f09c75 | 1056 | unsigned int wide = bfd_mach_o_wide_p (abfd); |
046b007d | 1057 | unsigned int symlen = wide ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE; |
c2f09c75 TG |
1058 | struct bfd_strtab_hash *strtab; |
1059 | asymbol **symbols = bfd_get_outsymbols (abfd); | |
1060 | ||
1061 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
1062 | ||
1063 | /* Write the symbols first. */ | |
92bc0e80 TG |
1064 | mdata->filelen = FILE_ALIGN(mdata->filelen, wide ? 3 : 2); |
1065 | sym->symoff = mdata->filelen; | |
c2f09c75 TG |
1066 | if (bfd_seek (abfd, sym->symoff, SEEK_SET) != 0) |
1067 | return FALSE; | |
1068 | ||
1069 | sym->nsyms = bfd_get_symcount (abfd); | |
92bc0e80 | 1070 | mdata->filelen += sym->nsyms * symlen; |
c2f09c75 TG |
1071 | |
1072 | strtab = _bfd_stringtab_init (); | |
1073 | if (strtab == NULL) | |
1074 | return FALSE; | |
116c20d2 NC |
1075 | |
1076 | for (i = 0; i < sym->nsyms; i++) | |
1077 | { | |
91d6fa6a | 1078 | bfd_size_type str_index; |
92bc0e80 | 1079 | bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *)symbols[i]; |
c2f09c75 | 1080 | |
92bc0e80 | 1081 | /* Compute name index. */ |
c2f09c75 | 1082 | /* An index of 0 always means the empty string. */ |
92bc0e80 | 1083 | if (s->symbol.name == 0 || s->symbol.name[0] == '\0') |
91d6fa6a | 1084 | str_index = 0; |
c2f09c75 TG |
1085 | else |
1086 | { | |
91d6fa6a NC |
1087 | str_index = _bfd_stringtab_add (strtab, s->symbol.name, TRUE, FALSE); |
1088 | if (str_index == (bfd_size_type) -1) | |
c2f09c75 TG |
1089 | goto err; |
1090 | } | |
91d6fa6a | 1091 | bfd_h_put_32 (abfd, str_index, buf); |
92bc0e80 TG |
1092 | bfd_h_put_8 (abfd, s->n_type, buf + 4); |
1093 | bfd_h_put_8 (abfd, s->n_sect, buf + 5); | |
1094 | bfd_h_put_16 (abfd, s->n_desc, buf + 6); | |
c2f09c75 | 1095 | if (wide) |
92bc0e80 | 1096 | bfd_h_put_64 (abfd, s->symbol.section->vma + s->symbol.value, buf + 8); |
c2f09c75 | 1097 | else |
92bc0e80 | 1098 | bfd_h_put_32 (abfd, s->symbol.section->vma + s->symbol.value, buf + 8); |
116c20d2 | 1099 | |
91d6fa6a | 1100 | if (bfd_bwrite ((void *) buf, symlen, abfd) != symlen) |
c2f09c75 | 1101 | goto err; |
116c20d2 | 1102 | } |
c2f09c75 | 1103 | sym->strsize = _bfd_stringtab_size (strtab); |
92bc0e80 TG |
1104 | sym->stroff = mdata->filelen; |
1105 | mdata->filelen += sym->strsize; | |
116c20d2 | 1106 | |
c2f09c75 TG |
1107 | if (_bfd_stringtab_emit (abfd, strtab) != TRUE) |
1108 | goto err; | |
1109 | _bfd_stringtab_free (strtab); | |
116c20d2 | 1110 | |
c2f09c75 TG |
1111 | /* The command. */ |
1112 | bfd_h_put_32 (abfd, sym->symoff, buf); | |
1113 | bfd_h_put_32 (abfd, sym->nsyms, buf + 4); | |
1114 | bfd_h_put_32 (abfd, sym->stroff, buf + 8); | |
1115 | bfd_h_put_32 (abfd, sym->strsize, buf + 12); | |
116c20d2 | 1116 | |
c2f09c75 | 1117 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1118 | || bfd_bwrite ((void *) buf, 16, abfd) != 16) |
c2f09c75 | 1119 | return FALSE; |
116c20d2 | 1120 | |
c2f09c75 | 1121 | return TRUE; |
116c20d2 | 1122 | |
c2f09c75 TG |
1123 | err: |
1124 | _bfd_stringtab_free (strtab); | |
1125 | return FALSE; | |
116c20d2 NC |
1126 | } |
1127 | ||
92bc0e80 TG |
1128 | /* Process the symbols and generate Mach-O specific fields. |
1129 | Number them. */ | |
1130 | ||
1131 | static bfd_boolean | |
1132 | bfd_mach_o_mangle_symbols (bfd *abfd) | |
1133 | { | |
1134 | unsigned long i; | |
1135 | asymbol **symbols = bfd_get_outsymbols (abfd); | |
1136 | ||
1137 | for (i = 0; i < bfd_get_symcount (abfd); i++) | |
1138 | { | |
1139 | bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *)symbols[i]; | |
1140 | ||
1141 | if (s->n_type == BFD_MACH_O_N_UNDF && !(s->symbol.flags & BSF_DEBUGGING)) | |
1142 | { | |
1143 | /* As genuine Mach-O symbols type shouldn't be N_UNDF (undefined | |
1144 | symbols should be N_UNDEF | N_EXT), we suppose the back-end | |
1145 | values haven't been set. */ | |
1146 | if (s->symbol.section == bfd_abs_section_ptr) | |
1147 | s->n_type = BFD_MACH_O_N_ABS; | |
1148 | else if (s->symbol.section == bfd_und_section_ptr) | |
1149 | { | |
1150 | s->n_type = BFD_MACH_O_N_UNDF; | |
1151 | if (s->symbol.flags & BSF_WEAK) | |
1152 | s->n_desc |= BFD_MACH_O_N_WEAK_REF; | |
1153 | } | |
1154 | else if (s->symbol.section == bfd_com_section_ptr) | |
1155 | s->n_type = BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT; | |
1156 | else | |
1157 | s->n_type = BFD_MACH_O_N_SECT; | |
1158 | ||
1159 | if (s->symbol.flags & BSF_GLOBAL) | |
1160 | s->n_type |= BFD_MACH_O_N_EXT; | |
1161 | } | |
1162 | ||
1163 | /* Compute section index. */ | |
1164 | if (s->symbol.section != bfd_abs_section_ptr | |
1165 | && s->symbol.section != bfd_und_section_ptr | |
1166 | && s->symbol.section != bfd_com_section_ptr) | |
1167 | s->n_sect = s->symbol.section->target_index; | |
1168 | ||
1169 | /* Number symbols. */ | |
1170 | s->symbol.udata.i = i; | |
1171 | } | |
1172 | return TRUE; | |
1173 | } | |
1174 | ||
154a1ee5 | 1175 | bfd_boolean |
116c20d2 | 1176 | bfd_mach_o_write_contents (bfd *abfd) |
3af9a47b NC |
1177 | { |
1178 | unsigned int i; | |
046b007d | 1179 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 1180 | |
92bc0e80 TG |
1181 | if (mdata->header.ncmds == 0) |
1182 | if (!bfd_mach_o_build_commands (abfd)) | |
1183 | return FALSE; | |
1184 | ||
3af9a47b | 1185 | /* Now write header information. */ |
c2f09c75 TG |
1186 | if (mdata->header.filetype == 0) |
1187 | { | |
1188 | if (abfd->flags & EXEC_P) | |
1189 | mdata->header.filetype = BFD_MACH_O_MH_EXECUTE; | |
1190 | else if (abfd->flags & DYNAMIC) | |
1191 | mdata->header.filetype = BFD_MACH_O_MH_DYLIB; | |
1192 | else | |
1193 | mdata->header.filetype = BFD_MACH_O_MH_OBJECT; | |
1194 | } | |
154a1ee5 | 1195 | if (!bfd_mach_o_write_header (abfd, &mdata->header)) |
b34976b6 | 1196 | return FALSE; |
3af9a47b | 1197 | |
92bc0e80 TG |
1198 | /* Assign a number to each symbols. */ |
1199 | if (!bfd_mach_o_mangle_symbols (abfd)) | |
1200 | return FALSE; | |
1201 | ||
3af9a47b NC |
1202 | for (i = 0; i < mdata->header.ncmds; i++) |
1203 | { | |
1204 | unsigned char buf[8]; | |
1205 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
1206 | unsigned long typeflag; | |
1207 | ||
154a1ee5 | 1208 | typeflag = cur->type | (cur->type_required ? BFD_MACH_O_LC_REQ_DYLD : 0); |
3af9a47b NC |
1209 | |
1210 | bfd_h_put_32 (abfd, typeflag, buf); | |
1211 | bfd_h_put_32 (abfd, cur->len, buf + 4); | |
1212 | ||
c2f09c75 | 1213 | if (bfd_seek (abfd, cur->offset, SEEK_SET) != 0 |
91d6fa6a | 1214 | || bfd_bwrite ((void *) buf, 8, abfd) != 8) |
b34976b6 | 1215 | return FALSE; |
3af9a47b NC |
1216 | |
1217 | switch (cur->type) | |
1218 | { | |
1219 | case BFD_MACH_O_LC_SEGMENT: | |
ab273af8 | 1220 | if (bfd_mach_o_write_segment_32 (abfd, cur) != 0) |
1e8a024a TG |
1221 | return FALSE; |
1222 | break; | |
1223 | case BFD_MACH_O_LC_SEGMENT_64: | |
ab273af8 | 1224 | if (bfd_mach_o_write_segment_64 (abfd, cur) != 0) |
b34976b6 | 1225 | return FALSE; |
3af9a47b NC |
1226 | break; |
1227 | case BFD_MACH_O_LC_SYMTAB: | |
ab273af8 | 1228 | if (!bfd_mach_o_write_symtab (abfd, cur)) |
b34976b6 | 1229 | return FALSE; |
3af9a47b NC |
1230 | break; |
1231 | case BFD_MACH_O_LC_SYMSEG: | |
1232 | break; | |
1233 | case BFD_MACH_O_LC_THREAD: | |
1234 | case BFD_MACH_O_LC_UNIXTHREAD: | |
ab273af8 | 1235 | if (bfd_mach_o_write_thread (abfd, cur) != 0) |
b34976b6 | 1236 | return FALSE; |
3af9a47b NC |
1237 | break; |
1238 | case BFD_MACH_O_LC_LOADFVMLIB: | |
1239 | case BFD_MACH_O_LC_IDFVMLIB: | |
1240 | case BFD_MACH_O_LC_IDENT: | |
1241 | case BFD_MACH_O_LC_FVMFILE: | |
1242 | case BFD_MACH_O_LC_PREPAGE: | |
1243 | case BFD_MACH_O_LC_DYSYMTAB: | |
1244 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
1245 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
1246 | case BFD_MACH_O_LC_ID_DYLIB: | |
046b007d | 1247 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
3af9a47b NC |
1248 | case BFD_MACH_O_LC_LOAD_DYLINKER: |
1249 | case BFD_MACH_O_LC_ID_DYLINKER: | |
1250 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
1251 | case BFD_MACH_O_LC_ROUTINES: | |
1252 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
1253 | break; | |
1254 | default: | |
1255 | fprintf (stderr, | |
1256 | "unable to write unknown load command 0x%lx\n", | |
0af1713e | 1257 | (unsigned long) cur->type); |
b34976b6 | 1258 | return FALSE; |
3af9a47b NC |
1259 | } |
1260 | } | |
1261 | ||
b34976b6 | 1262 | return TRUE; |
3af9a47b NC |
1263 | } |
1264 | ||
154a1ee5 TG |
1265 | /* Build Mach-O load commands from the sections. */ |
1266 | ||
1267 | bfd_boolean | |
1268 | bfd_mach_o_build_commands (bfd *abfd) | |
1269 | { | |
046b007d | 1270 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
c2f09c75 | 1271 | unsigned int wide = mach_o_wide_p (&mdata->header); |
154a1ee5 TG |
1272 | bfd_mach_o_segment_command *seg; |
1273 | bfd_mach_o_section *sections; | |
1274 | asection *sec; | |
c2f09c75 TG |
1275 | bfd_mach_o_load_command *cmd; |
1276 | bfd_mach_o_load_command *symtab_cmd; | |
1277 | int target_index; | |
154a1ee5 TG |
1278 | |
1279 | /* Return now if commands are already built. */ | |
1280 | if (mdata->header.ncmds) | |
1281 | return FALSE; | |
1282 | ||
1283 | /* Very simple version: 1 command (segment) containing all sections. */ | |
c2f09c75 TG |
1284 | mdata->header.ncmds = 2; |
1285 | mdata->commands = bfd_alloc (abfd, mdata->header.ncmds | |
154a1ee5 TG |
1286 | * sizeof (bfd_mach_o_load_command)); |
1287 | if (mdata->commands == NULL) | |
1288 | return FALSE; | |
c2f09c75 TG |
1289 | cmd = &mdata->commands[0]; |
1290 | seg = &cmd->command.segment; | |
1291 | ||
154a1ee5 TG |
1292 | seg->nsects = bfd_count_sections (abfd); |
1293 | sections = bfd_alloc (abfd, seg->nsects * sizeof (bfd_mach_o_section)); | |
1294 | if (sections == NULL) | |
1295 | return FALSE; | |
1296 | seg->sections = sections; | |
1297 | ||
1298 | /* Set segment command. */ | |
1299 | if (wide) | |
1300 | { | |
c2f09c75 TG |
1301 | cmd->type = BFD_MACH_O_LC_SEGMENT_64; |
1302 | cmd->offset = BFD_MACH_O_HEADER_64_SIZE; | |
1303 | cmd->len = BFD_MACH_O_LC_SEGMENT_64_SIZE | |
154a1ee5 TG |
1304 | + BFD_MACH_O_SECTION_64_SIZE * seg->nsects; |
1305 | } | |
1306 | else | |
1307 | { | |
c2f09c75 TG |
1308 | cmd->type = BFD_MACH_O_LC_SEGMENT; |
1309 | cmd->offset = BFD_MACH_O_HEADER_SIZE; | |
1310 | cmd->len = BFD_MACH_O_LC_SEGMENT_SIZE | |
154a1ee5 TG |
1311 | + BFD_MACH_O_SECTION_SIZE * seg->nsects; |
1312 | } | |
c2f09c75 TG |
1313 | cmd->type_required = FALSE; |
1314 | mdata->header.sizeofcmds = cmd->len; | |
92bc0e80 | 1315 | mdata->filelen = cmd->offset + cmd->len; |
154a1ee5 | 1316 | |
c2f09c75 TG |
1317 | /* Set symtab command. */ |
1318 | symtab_cmd = &mdata->commands[1]; | |
1319 | ||
1320 | symtab_cmd->type = BFD_MACH_O_LC_SYMTAB; | |
1321 | symtab_cmd->offset = cmd->offset + cmd->len; | |
1322 | symtab_cmd->len = 6 * 4; | |
1323 | symtab_cmd->type_required = FALSE; | |
1324 | ||
1325 | mdata->header.sizeofcmds += symtab_cmd->len; | |
92bc0e80 | 1326 | mdata->filelen += symtab_cmd->len; |
c2f09c75 TG |
1327 | |
1328 | /* Fill segment command. */ | |
154a1ee5 TG |
1329 | memset (seg->segname, 0, sizeof (seg->segname)); |
1330 | seg->vmaddr = 0; | |
92bc0e80 | 1331 | seg->fileoff = mdata->filelen; |
154a1ee5 TG |
1332 | seg->filesize = 0; |
1333 | seg->maxprot = BFD_MACH_O_PROT_READ | BFD_MACH_O_PROT_WRITE | |
1334 | | BFD_MACH_O_PROT_EXECUTE; | |
1335 | seg->initprot = seg->maxprot; | |
1336 | seg->flags = 0; | |
1337 | ||
1338 | /* Create Mach-O sections. */ | |
c2f09c75 | 1339 | target_index = 0; |
154a1ee5 TG |
1340 | for (sec = abfd->sections; sec; sec = sec->next) |
1341 | { | |
1342 | sections->bfdsection = sec; | |
1343 | bfd_mach_o_convert_section_name_to_mach_o (abfd, sec, sections); | |
1344 | sections->addr = bfd_get_section_vma (abfd, sec); | |
1345 | sections->size = bfd_get_section_size (sec); | |
1346 | sections->align = bfd_get_section_alignment (abfd, sec); | |
c2f09c75 | 1347 | |
92bc0e80 TG |
1348 | if (sections->size != 0) |
1349 | { | |
1350 | mdata->filelen = FILE_ALIGN (mdata->filelen, sections->align); | |
1351 | sections->offset = mdata->filelen; | |
1352 | } | |
1353 | else | |
1354 | sections->offset = 0; | |
154a1ee5 TG |
1355 | sections->reloff = 0; |
1356 | sections->nreloc = 0; | |
1357 | sections->reserved1 = 0; | |
1358 | sections->reserved2 = 0; | |
1359 | sections->reserved3 = 0; | |
1360 | ||
92bc0e80 | 1361 | sec->filepos = sections->offset; |
c2f09c75 | 1362 | sec->target_index = ++target_index; |
154a1ee5 | 1363 | |
92bc0e80 | 1364 | mdata->filelen += sections->size; |
154a1ee5 TG |
1365 | sections++; |
1366 | } | |
92bc0e80 | 1367 | seg->filesize = mdata->filelen - seg->fileoff; |
154a1ee5 TG |
1368 | seg->vmsize = seg->filesize; |
1369 | ||
1370 | return TRUE; | |
1371 | } | |
1372 | ||
1373 | /* Set the contents of a section. */ | |
1374 | ||
1375 | bfd_boolean | |
1376 | bfd_mach_o_set_section_contents (bfd *abfd, | |
1377 | asection *section, | |
1378 | const void * location, | |
1379 | file_ptr offset, | |
1380 | bfd_size_type count) | |
1381 | { | |
1382 | file_ptr pos; | |
1383 | ||
1384 | /* This must be done first, because bfd_set_section_contents is | |
1385 | going to set output_has_begun to TRUE. */ | |
1386 | if (! abfd->output_has_begun && ! bfd_mach_o_build_commands (abfd)) | |
1387 | return FALSE; | |
1388 | ||
1389 | if (count == 0) | |
1390 | return TRUE; | |
1391 | ||
1392 | pos = section->filepos + offset; | |
1393 | if (bfd_seek (abfd, pos, SEEK_SET) != 0 | |
1394 | || bfd_bwrite (location, count, abfd) != count) | |
1395 | return FALSE; | |
1396 | ||
1397 | return TRUE; | |
1398 | } | |
1399 | ||
1400 | int | |
116c20d2 | 1401 | bfd_mach_o_sizeof_headers (bfd *a ATTRIBUTE_UNUSED, |
a6b96beb | 1402 | struct bfd_link_info *info ATTRIBUTE_UNUSED) |
3af9a47b NC |
1403 | { |
1404 | return 0; | |
1405 | } | |
1406 | ||
1407 | /* Make an empty symbol. This is required only because | |
1408 | bfd_make_section_anyway wants to create a symbol for the section. */ | |
1409 | ||
154a1ee5 | 1410 | asymbol * |
116c20d2 | 1411 | bfd_mach_o_make_empty_symbol (bfd *abfd) |
3af9a47b | 1412 | { |
d3ce72d0 NC |
1413 | asymbol *new_symbol; |
1414 | ||
1415 | new_symbol = bfd_zalloc (abfd, sizeof (bfd_mach_o_asymbol)); | |
1416 | if (new_symbol == NULL) | |
1417 | return new_symbol; | |
1418 | new_symbol->the_bfd = abfd; | |
1419 | new_symbol->udata.i = 0; | |
1420 | return new_symbol; | |
3af9a47b NC |
1421 | } |
1422 | ||
154a1ee5 | 1423 | static bfd_boolean |
116c20d2 | 1424 | bfd_mach_o_read_header (bfd *abfd, bfd_mach_o_header *header) |
3af9a47b | 1425 | { |
1e8a024a TG |
1426 | unsigned char buf[32]; |
1427 | unsigned int size; | |
edeb6e24 | 1428 | bfd_vma (*get32) (const void *) = NULL; |
3af9a47b | 1429 | |
1e8a024a | 1430 | /* Just read the magic number. */ |
c2f09c75 | 1431 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 1432 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
154a1ee5 | 1433 | return FALSE; |
3af9a47b | 1434 | |
154a1ee5 | 1435 | if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b NC |
1436 | { |
1437 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1438 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a | 1439 | header->version = 1; |
3af9a47b NC |
1440 | get32 = bfd_getb32; |
1441 | } | |
154a1ee5 | 1442 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b | 1443 | { |
a95a4550 | 1444 | header->byteorder = BFD_ENDIAN_LITTLE; |
154a1ee5 | 1445 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a TG |
1446 | header->version = 1; |
1447 | get32 = bfd_getl32; | |
1448 | } | |
154a1ee5 | 1449 | else if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1450 | { |
1451 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1452 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a TG |
1453 | header->version = 2; |
1454 | get32 = bfd_getb32; | |
1455 | } | |
154a1ee5 | 1456 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1457 | { |
1458 | header->byteorder = BFD_ENDIAN_LITTLE; | |
154a1ee5 | 1459 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a | 1460 | header->version = 2; |
3af9a47b NC |
1461 | get32 = bfd_getl32; |
1462 | } | |
1463 | else | |
1464 | { | |
1465 | header->byteorder = BFD_ENDIAN_UNKNOWN; | |
154a1ee5 | 1466 | return FALSE; |
3af9a47b | 1467 | } |
a95a4550 | 1468 | |
1e8a024a | 1469 | /* Once the size of the header is known, read the full header. */ |
c2f09c75 | 1470 | size = mach_o_wide_p (header) ? |
154a1ee5 | 1471 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
1e8a024a | 1472 | |
c2f09c75 | 1473 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 1474 | || bfd_bread ((void *) buf, size, abfd) != size) |
154a1ee5 | 1475 | return FALSE; |
1e8a024a | 1476 | |
3af9a47b NC |
1477 | header->cputype = (*get32) (buf + 4); |
1478 | header->cpusubtype = (*get32) (buf + 8); | |
1479 | header->filetype = (*get32) (buf + 12); | |
1480 | header->ncmds = (*get32) (buf + 16); | |
1481 | header->sizeofcmds = (*get32) (buf + 20); | |
1482 | header->flags = (*get32) (buf + 24); | |
1483 | ||
c2f09c75 | 1484 | if (mach_o_wide_p (header)) |
1e8a024a TG |
1485 | header->reserved = (*get32) (buf + 28); |
1486 | ||
154a1ee5 | 1487 | return TRUE; |
3af9a47b NC |
1488 | } |
1489 | ||
1490 | static asection * | |
15e1c58a TG |
1491 | bfd_mach_o_make_bfd_section (bfd *abfd, bfd_mach_o_section *section, |
1492 | unsigned long prot) | |
3af9a47b NC |
1493 | { |
1494 | asection *bfdsec; | |
1495 | char *sname; | |
117ed4f8 | 1496 | flagword flags; |
3af9a47b | 1497 | |
8462aec7 | 1498 | bfd_mach_o_convert_section_name_to_bfd (abfd, section, &sname, &flags); |
3af9a47b NC |
1499 | if (sname == NULL) |
1500 | return NULL; | |
3af9a47b | 1501 | |
8462aec7 | 1502 | if (flags == SEC_NO_FLAGS) |
ef17cb22 | 1503 | { |
8462aec7 TG |
1504 | /* Try to guess flags. */ |
1505 | if (section->flags & BFD_MACH_O_S_ATTR_DEBUG) | |
1506 | flags = SEC_DEBUGGING; | |
1507 | else | |
1508 | { | |
1509 | flags = SEC_ALLOC; | |
1510 | if ((section->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
1511 | != BFD_MACH_O_S_ZEROFILL) | |
1512 | { | |
1513 | flags |= SEC_LOAD; | |
1514 | if (prot & BFD_MACH_O_PROT_EXECUTE) | |
1515 | flags |= SEC_CODE; | |
1516 | if (prot & BFD_MACH_O_PROT_WRITE) | |
1517 | flags |= SEC_DATA; | |
1518 | else if (prot & BFD_MACH_O_PROT_READ) | |
1519 | flags |= SEC_READONLY; | |
1520 | } | |
1521 | } | |
ef17cb22 | 1522 | } |
15e1c58a TG |
1523 | else |
1524 | { | |
8462aec7 TG |
1525 | if ((flags & SEC_DEBUGGING) == 0) |
1526 | flags |= SEC_ALLOC; | |
15e1c58a | 1527 | } |
8462aec7 TG |
1528 | |
1529 | if (section->offset != 0) | |
1530 | flags |= SEC_HAS_CONTENTS; | |
92bc0e80 TG |
1531 | if (section->nreloc != 0) |
1532 | flags |= SEC_RELOC; | |
1533 | ||
117ed4f8 | 1534 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, flags); |
3af9a47b NC |
1535 | if (bfdsec == NULL) |
1536 | return NULL; | |
a95a4550 | 1537 | |
3af9a47b NC |
1538 | bfdsec->vma = section->addr; |
1539 | bfdsec->lma = section->addr; | |
eea6121a | 1540 | bfdsec->size = section->size; |
3af9a47b NC |
1541 | bfdsec->filepos = section->offset; |
1542 | bfdsec->alignment_power = section->align; | |
1e8a024a | 1543 | bfdsec->segment_mark = 0; |
92bc0e80 TG |
1544 | bfdsec->reloc_count = section->nreloc; |
1545 | bfdsec->rel_filepos = section->reloff; | |
3af9a47b | 1546 | |
3af9a47b NC |
1547 | return bfdsec; |
1548 | } | |
1549 | ||
1550 | static int | |
ab273af8 TG |
1551 | bfd_mach_o_read_section_32 (bfd *abfd, |
1552 | bfd_mach_o_section *section, | |
1553 | unsigned int offset, | |
1554 | unsigned long prot) | |
3af9a47b | 1555 | { |
154a1ee5 | 1556 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
3af9a47b | 1557 | |
c2f09c75 | 1558 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
91d6fa6a | 1559 | || (bfd_bread ((void *) buf, BFD_MACH_O_SECTION_SIZE, abfd) |
c2f09c75 | 1560 | != BFD_MACH_O_SECTION_SIZE)) |
3af9a47b | 1561 | return -1; |
a95a4550 | 1562 | |
3af9a47b NC |
1563 | memcpy (section->sectname, buf, 16); |
1564 | section->sectname[16] = '\0'; | |
1565 | memcpy (section->segname, buf + 16, 16); | |
1566 | section->segname[16] = '\0'; | |
1567 | section->addr = bfd_h_get_32 (abfd, buf + 32); | |
1568 | section->size = bfd_h_get_32 (abfd, buf + 36); | |
1569 | section->offset = bfd_h_get_32 (abfd, buf + 40); | |
1570 | section->align = bfd_h_get_32 (abfd, buf + 44); | |
1571 | section->reloff = bfd_h_get_32 (abfd, buf + 48); | |
1572 | section->nreloc = bfd_h_get_32 (abfd, buf + 52); | |
1573 | section->flags = bfd_h_get_32 (abfd, buf + 56); | |
1574 | section->reserved1 = bfd_h_get_32 (abfd, buf + 60); | |
1575 | section->reserved2 = bfd_h_get_32 (abfd, buf + 64); | |
1e8a024a | 1576 | section->reserved3 = 0; |
15e1c58a | 1577 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
1e8a024a TG |
1578 | |
1579 | if (section->bfdsection == NULL) | |
1580 | return -1; | |
1581 | ||
1582 | return 0; | |
1583 | } | |
1584 | ||
1585 | static int | |
ab273af8 TG |
1586 | bfd_mach_o_read_section_64 (bfd *abfd, |
1587 | bfd_mach_o_section *section, | |
1588 | unsigned int offset, | |
1589 | unsigned long prot) | |
1e8a024a | 1590 | { |
154a1ee5 | 1591 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
1e8a024a | 1592 | |
c2f09c75 | 1593 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
91d6fa6a | 1594 | || (bfd_bread ((void *) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) |
c2f09c75 | 1595 | != BFD_MACH_O_SECTION_64_SIZE)) |
1e8a024a TG |
1596 | return -1; |
1597 | ||
1598 | memcpy (section->sectname, buf, 16); | |
1599 | section->sectname[16] = '\0'; | |
1600 | memcpy (section->segname, buf + 16, 16); | |
1601 | section->segname[16] = '\0'; | |
1602 | section->addr = bfd_h_get_64 (abfd, buf + 32); | |
1603 | section->size = bfd_h_get_64 (abfd, buf + 40); | |
1604 | section->offset = bfd_h_get_32 (abfd, buf + 48); | |
1605 | section->align = bfd_h_get_32 (abfd, buf + 52); | |
1606 | section->reloff = bfd_h_get_32 (abfd, buf + 56); | |
1607 | section->nreloc = bfd_h_get_32 (abfd, buf + 60); | |
1608 | section->flags = bfd_h_get_32 (abfd, buf + 64); | |
1609 | section->reserved1 = bfd_h_get_32 (abfd, buf + 68); | |
1610 | section->reserved2 = bfd_h_get_32 (abfd, buf + 72); | |
1611 | section->reserved3 = bfd_h_get_32 (abfd, buf + 76); | |
15e1c58a | 1612 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
3af9a47b NC |
1613 | |
1614 | if (section->bfdsection == NULL) | |
1615 | return -1; | |
1616 | ||
1617 | return 0; | |
1618 | } | |
1619 | ||
1e8a024a | 1620 | static int |
ab273af8 TG |
1621 | bfd_mach_o_read_section (bfd *abfd, |
1622 | bfd_mach_o_section *section, | |
1623 | unsigned int offset, | |
1624 | unsigned long prot, | |
1625 | unsigned int wide) | |
1e8a024a TG |
1626 | { |
1627 | if (wide) | |
ab273af8 | 1628 | return bfd_mach_o_read_section_64 (abfd, section, offset, prot); |
1e8a024a | 1629 | else |
ab273af8 | 1630 | return bfd_mach_o_read_section_32 (abfd, section, offset, prot); |
1e8a024a TG |
1631 | } |
1632 | ||
046b007d | 1633 | static int |
ab273af8 TG |
1634 | bfd_mach_o_read_symtab_symbol (bfd *abfd, |
1635 | bfd_mach_o_symtab_command *sym, | |
1636 | bfd_mach_o_asymbol *s, | |
1637 | unsigned long i) | |
3af9a47b | 1638 | { |
046b007d | 1639 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
c2f09c75 | 1640 | unsigned int wide = mach_o_wide_p (&mdata->header); |
046b007d TG |
1641 | unsigned int symwidth = |
1642 | wide ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE; | |
92bc0e80 | 1643 | unsigned int symoff = sym->symoff + (i * symwidth); |
1e8a024a | 1644 | unsigned char buf[16]; |
3af9a47b NC |
1645 | unsigned char type = -1; |
1646 | unsigned char section = -1; | |
1647 | short desc = -1; | |
1e8a024a | 1648 | symvalue value = -1; |
3af9a47b NC |
1649 | unsigned long stroff = -1; |
1650 | unsigned int symtype = -1; | |
1651 | ||
1652 | BFD_ASSERT (sym->strtab != NULL); | |
1653 | ||
c2f09c75 | 1654 | if (bfd_seek (abfd, symoff, SEEK_SET) != 0 |
91d6fa6a | 1655 | || bfd_bread ((void *) buf, symwidth, abfd) != symwidth) |
3af9a47b | 1656 | { |
ab273af8 | 1657 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: unable to read %d bytes at %lu\n", |
1e8a024a | 1658 | symwidth, (unsigned long) symoff); |
3af9a47b NC |
1659 | return -1; |
1660 | } | |
1661 | ||
1662 | stroff = bfd_h_get_32 (abfd, buf); | |
1663 | type = bfd_h_get_8 (abfd, buf + 4); | |
c2f09c75 | 1664 | symtype = type & BFD_MACH_O_N_TYPE; |
15e1c58a | 1665 | section = bfd_h_get_8 (abfd, buf + 5); |
3af9a47b | 1666 | desc = bfd_h_get_16 (abfd, buf + 6); |
1e8a024a TG |
1667 | if (wide) |
1668 | value = bfd_h_get_64 (abfd, buf + 8); | |
1669 | else | |
1670 | value = bfd_h_get_32 (abfd, buf + 8); | |
3af9a47b NC |
1671 | |
1672 | if (stroff >= sym->strsize) | |
1673 | { | |
ab273af8 | 1674 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: symbol name out of range (%lu >= %lu)\n", |
3af9a47b | 1675 | (unsigned long) stroff, (unsigned long) sym->strsize); |
a95a4550 | 1676 | return -1; |
3af9a47b NC |
1677 | } |
1678 | ||
92bc0e80 TG |
1679 | s->symbol.the_bfd = abfd; |
1680 | s->symbol.name = sym->strtab + stroff; | |
1681 | s->symbol.value = value; | |
1682 | s->symbol.flags = 0x0; | |
1683 | s->symbol.udata.i = 0; | |
1684 | s->n_type = type; | |
1685 | s->n_sect = section; | |
1686 | s->n_desc = desc; | |
3af9a47b NC |
1687 | |
1688 | if (type & BFD_MACH_O_N_STAB) | |
1689 | { | |
92bc0e80 TG |
1690 | s->symbol.flags |= BSF_DEBUGGING; |
1691 | s->symbol.section = bfd_und_section_ptr; | |
15e1c58a TG |
1692 | switch (type) |
1693 | { | |
1694 | case N_FUN: | |
1695 | case N_STSYM: | |
1696 | case N_LCSYM: | |
1697 | case N_BNSYM: | |
1698 | case N_SLINE: | |
1699 | case N_ENSYM: | |
1700 | case N_ECOMM: | |
1701 | case N_ECOML: | |
1702 | case N_GSYM: | |
1703 | if ((section > 0) && (section <= mdata->nsects)) | |
1704 | { | |
92bc0e80 TG |
1705 | s->symbol.section = mdata->sections[section - 1]->bfdsection; |
1706 | s->symbol.value = | |
1707 | s->symbol.value - mdata->sections[section - 1]->addr; | |
15e1c58a TG |
1708 | } |
1709 | break; | |
1710 | } | |
3af9a47b NC |
1711 | } |
1712 | else | |
1713 | { | |
1714 | if (type & BFD_MACH_O_N_PEXT) | |
92bc0e80 | 1715 | s->symbol.flags |= BSF_GLOBAL; |
c2f09c75 | 1716 | |
3af9a47b | 1717 | if (type & BFD_MACH_O_N_EXT) |
92bc0e80 | 1718 | s->symbol.flags |= BSF_GLOBAL; |
15e1c58a TG |
1719 | |
1720 | if (!(type & (BFD_MACH_O_N_PEXT | BFD_MACH_O_N_EXT))) | |
92bc0e80 | 1721 | s->symbol.flags |= BSF_LOCAL; |
3af9a47b NC |
1722 | |
1723 | switch (symtype) | |
1724 | { | |
1725 | case BFD_MACH_O_N_UNDF: | |
c2f09c75 | 1726 | if (type == (BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT) |
92bc0e80 | 1727 | && s->symbol.value != 0) |
c2f09c75 TG |
1728 | { |
1729 | /* A common symbol. */ | |
92bc0e80 TG |
1730 | s->symbol.section = bfd_com_section_ptr; |
1731 | s->symbol.flags = BSF_NO_FLAGS; | |
c2f09c75 TG |
1732 | } |
1733 | else | |
92bc0e80 TG |
1734 | { |
1735 | s->symbol.section = bfd_und_section_ptr; | |
1736 | if (s->n_desc & BFD_MACH_O_N_WEAK_REF) | |
1737 | s->symbol.flags |= BSF_WEAK; | |
1738 | } | |
3af9a47b NC |
1739 | break; |
1740 | case BFD_MACH_O_N_PBUD: | |
92bc0e80 | 1741 | s->symbol.section = bfd_und_section_ptr; |
3af9a47b NC |
1742 | break; |
1743 | case BFD_MACH_O_N_ABS: | |
92bc0e80 | 1744 | s->symbol.section = bfd_abs_section_ptr; |
3af9a47b NC |
1745 | break; |
1746 | case BFD_MACH_O_N_SECT: | |
1747 | if ((section > 0) && (section <= mdata->nsects)) | |
1748 | { | |
92bc0e80 TG |
1749 | s->symbol.section = mdata->sections[section - 1]->bfdsection; |
1750 | s->symbol.value = | |
1751 | s->symbol.value - mdata->sections[section - 1]->addr; | |
3af9a47b NC |
1752 | } |
1753 | else | |
1754 | { | |
1755 | /* Mach-O uses 0 to mean "no section"; not an error. */ | |
1756 | if (section != 0) | |
1757 | { | |
ab273af8 | 1758 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1759 | "symbol \"%s\" specified invalid section %d (max %lu): setting to undefined\n", |
92bc0e80 | 1760 | s->symbol.name, section, mdata->nsects); |
3af9a47b | 1761 | } |
92bc0e80 | 1762 | s->symbol.section = bfd_und_section_ptr; |
3af9a47b NC |
1763 | } |
1764 | break; | |
1765 | case BFD_MACH_O_N_INDR: | |
ab273af8 | 1766 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1767 | "symbol \"%s\" is unsupported 'indirect' reference: setting to undefined\n", |
92bc0e80 TG |
1768 | s->symbol.name); |
1769 | s->symbol.section = bfd_und_section_ptr; | |
3af9a47b NC |
1770 | break; |
1771 | default: | |
ab273af8 | 1772 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1773 | "symbol \"%s\" specified invalid type field 0x%x: setting to undefined\n", |
92bc0e80 TG |
1774 | s->symbol.name, symtype); |
1775 | s->symbol.section = bfd_und_section_ptr; | |
3af9a47b NC |
1776 | break; |
1777 | } | |
1778 | } | |
1779 | ||
1780 | return 0; | |
1781 | } | |
1782 | ||
046b007d | 1783 | static int |
ab273af8 | 1784 | bfd_mach_o_read_symtab_strtab (bfd *abfd) |
3af9a47b | 1785 | { |
046b007d TG |
1786 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
1787 | bfd_mach_o_symtab_command *sym = mdata->symtab; | |
1788 | ||
1789 | /* Fail if there is no symtab. */ | |
1790 | if (sym == NULL) | |
1791 | return -1; | |
1792 | ||
1793 | /* Success if already loaded. */ | |
1794 | if (sym->strtab) | |
1795 | return 0; | |
3af9a47b NC |
1796 | |
1797 | if (abfd->flags & BFD_IN_MEMORY) | |
1798 | { | |
1799 | struct bfd_in_memory *b; | |
1800 | ||
1801 | b = (struct bfd_in_memory *) abfd->iostream; | |
1802 | ||
1803 | if ((sym->stroff + sym->strsize) > b->size) | |
1804 | { | |
1805 | bfd_set_error (bfd_error_file_truncated); | |
1806 | return -1; | |
1807 | } | |
f075ee0c | 1808 | sym->strtab = (char *) b->buffer + sym->stroff; |
3af9a47b | 1809 | } |
046b007d | 1810 | else |
3af9a47b | 1811 | { |
046b007d TG |
1812 | sym->strtab = bfd_alloc (abfd, sym->strsize); |
1813 | if (sym->strtab == NULL) | |
1814 | return -1; | |
1815 | ||
1816 | if (bfd_seek (abfd, sym->stroff, SEEK_SET) != 0 | |
91d6fa6a | 1817 | || bfd_bread ((void *) sym->strtab, sym->strsize, abfd) != sym->strsize) |
046b007d TG |
1818 | { |
1819 | bfd_set_error (bfd_error_file_truncated); | |
1820 | return -1; | |
1821 | } | |
3af9a47b NC |
1822 | } |
1823 | ||
1824 | return 0; | |
1825 | } | |
1826 | ||
046b007d | 1827 | static int |
ab273af8 | 1828 | bfd_mach_o_read_symtab_symbols (bfd *abfd) |
3af9a47b | 1829 | { |
046b007d TG |
1830 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
1831 | bfd_mach_o_symtab_command *sym = mdata->symtab; | |
3af9a47b NC |
1832 | unsigned long i; |
1833 | int ret; | |
1834 | ||
046b007d TG |
1835 | if (sym->symbols) |
1836 | return 0; | |
1837 | ||
92bc0e80 | 1838 | sym->symbols = bfd_alloc (abfd, sym->nsyms * sizeof (bfd_mach_o_asymbol)); |
3af9a47b NC |
1839 | |
1840 | if (sym->symbols == NULL) | |
1841 | { | |
ab273af8 | 1842 | fprintf (stderr, "bfd_mach_o_read_symtab_symbols: unable to allocate memory for symbols\n"); |
a95a4550 | 1843 | return -1; |
3af9a47b | 1844 | } |
a95a4550 | 1845 | |
ab273af8 | 1846 | ret = bfd_mach_o_read_symtab_strtab (abfd); |
3af9a47b NC |
1847 | if (ret != 0) |
1848 | return ret; | |
1849 | ||
1850 | for (i = 0; i < sym->nsyms; i++) | |
1851 | { | |
ab273af8 | 1852 | ret = bfd_mach_o_read_symtab_symbol (abfd, sym, &sym->symbols[i], i); |
3af9a47b NC |
1853 | if (ret != 0) |
1854 | return ret; | |
1855 | } | |
a95a4550 | 1856 | |
3af9a47b NC |
1857 | return 0; |
1858 | } | |
1859 | ||
1860 | int | |
ab273af8 TG |
1861 | bfd_mach_o_read_dysymtab_symbol (bfd *abfd, |
1862 | bfd_mach_o_dysymtab_command *dysym, | |
1863 | bfd_mach_o_symtab_command *sym, | |
1864 | bfd_mach_o_asymbol *s, | |
1865 | unsigned long i) | |
3af9a47b NC |
1866 | { |
1867 | unsigned long isymoff = dysym->indirectsymoff + (i * 4); | |
91d6fa6a | 1868 | unsigned long sym_index; |
3af9a47b NC |
1869 | unsigned char buf[4]; |
1870 | ||
1871 | BFD_ASSERT (i < dysym->nindirectsyms); | |
a95a4550 | 1872 | |
c2f09c75 | 1873 | if (bfd_seek (abfd, isymoff, SEEK_SET) != 0 |
91d6fa6a | 1874 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
3af9a47b | 1875 | { |
ab273af8 | 1876 | fprintf (stderr, "bfd_mach_o_read_dysymtab_symbol: unable to read %lu bytes at %lu\n", |
3af9a47b NC |
1877 | (unsigned long) 4, isymoff); |
1878 | return -1; | |
1879 | } | |
91d6fa6a | 1880 | sym_index = bfd_h_get_32 (abfd, buf); |
a95a4550 | 1881 | |
91d6fa6a | 1882 | return bfd_mach_o_read_symtab_symbol (abfd, sym, s, sym_index); |
3af9a47b NC |
1883 | } |
1884 | ||
1885 | static const char * | |
116c20d2 | 1886 | bfd_mach_o_i386_flavour_string (unsigned int flavour) |
3af9a47b NC |
1887 | { |
1888 | switch ((int) flavour) | |
1889 | { | |
15e1c58a TG |
1890 | case BFD_MACH_O_x86_THREAD_STATE32: return "x86_THREAD_STATE32"; |
1891 | case BFD_MACH_O_x86_FLOAT_STATE32: return "x86_FLOAT_STATE32"; | |
1892 | case BFD_MACH_O_x86_EXCEPTION_STATE32: return "x86_EXCEPTION_STATE32"; | |
1893 | case BFD_MACH_O_x86_THREAD_STATE64: return "x86_THREAD_STATE64"; | |
1894 | case BFD_MACH_O_x86_FLOAT_STATE64: return "x86_FLOAT_STATE64"; | |
1895 | case BFD_MACH_O_x86_EXCEPTION_STATE64: return "x86_EXCEPTION_STATE64"; | |
1896 | case BFD_MACH_O_x86_THREAD_STATE: return "x86_THREAD_STATE"; | |
1897 | case BFD_MACH_O_x86_FLOAT_STATE: return "x86_FLOAT_STATE"; | |
1898 | case BFD_MACH_O_x86_EXCEPTION_STATE: return "x86_EXCEPTION_STATE"; | |
1899 | case BFD_MACH_O_x86_DEBUG_STATE32: return "x86_DEBUG_STATE32"; | |
1900 | case BFD_MACH_O_x86_DEBUG_STATE64: return "x86_DEBUG_STATE64"; | |
1901 | case BFD_MACH_O_x86_DEBUG_STATE: return "x86_DEBUG_STATE"; | |
b32e07d7 | 1902 | case BFD_MACH_O_x86_THREAD_STATE_NONE: return "x86_THREAD_STATE_NONE"; |
3af9a47b NC |
1903 | default: return "UNKNOWN"; |
1904 | } | |
1905 | } | |
1906 | ||
1907 | static const char * | |
116c20d2 | 1908 | bfd_mach_o_ppc_flavour_string (unsigned int flavour) |
3af9a47b NC |
1909 | { |
1910 | switch ((int) flavour) | |
1911 | { | |
b32e07d7 TG |
1912 | case BFD_MACH_O_PPC_THREAD_STATE: return "PPC_THREAD_STATE"; |
1913 | case BFD_MACH_O_PPC_FLOAT_STATE: return "PPC_FLOAT_STATE"; | |
1914 | case BFD_MACH_O_PPC_EXCEPTION_STATE: return "PPC_EXCEPTION_STATE"; | |
1915 | case BFD_MACH_O_PPC_VECTOR_STATE: return "PPC_VECTOR_STATE"; | |
1916 | case BFD_MACH_O_PPC_THREAD_STATE64: return "PPC_THREAD_STATE64"; | |
1917 | case BFD_MACH_O_PPC_EXCEPTION_STATE64: return "PPC_EXCEPTION_STATE64"; | |
3af9a47b NC |
1918 | default: return "UNKNOWN"; |
1919 | } | |
1920 | } | |
1921 | ||
1922 | static int | |
ab273af8 | 1923 | bfd_mach_o_read_dylinker (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1924 | { |
1925 | bfd_mach_o_dylinker_command *cmd = &command->command.dylinker; | |
1926 | unsigned char buf[4]; | |
1927 | unsigned int nameoff; | |
3af9a47b NC |
1928 | |
1929 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_ID_DYLINKER) | |
1930 | || (command->type == BFD_MACH_O_LC_LOAD_DYLINKER)); | |
1931 | ||
c2f09c75 | 1932 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1933 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
3af9a47b NC |
1934 | return -1; |
1935 | ||
1936 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1937 | ||
1938 | cmd->name_offset = command->offset + nameoff; | |
1939 | cmd->name_len = command->len - nameoff; | |
b32e07d7 TG |
1940 | cmd->name_str = bfd_alloc (abfd, cmd->name_len); |
1941 | if (cmd->name_str == NULL) | |
3af9a47b | 1942 | return -1; |
b32e07d7 TG |
1943 | if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 |
1944 | || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) | |
3af9a47b | 1945 | return -1; |
3af9a47b NC |
1946 | return 0; |
1947 | } | |
1948 | ||
1949 | static int | |
ab273af8 | 1950 | bfd_mach_o_read_dylib (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1951 | { |
1952 | bfd_mach_o_dylib_command *cmd = &command->command.dylib; | |
1953 | unsigned char buf[16]; | |
1954 | unsigned int nameoff; | |
3af9a47b | 1955 | |
046b007d TG |
1956 | switch (command->type) |
1957 | { | |
1958 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
046b007d | 1959 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: |
046b007d | 1960 | case BFD_MACH_O_LC_ID_DYLIB: |
046b007d | 1961 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
046b007d TG |
1962 | break; |
1963 | default: | |
b32e07d7 TG |
1964 | BFD_FAIL (); |
1965 | return -1; | |
046b007d | 1966 | } |
3af9a47b | 1967 | |
c2f09c75 | 1968 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1969 | || bfd_bread ((void *) buf, 16, abfd) != 16) |
3af9a47b NC |
1970 | return -1; |
1971 | ||
1972 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1973 | cmd->timestamp = bfd_h_get_32 (abfd, buf + 4); | |
1974 | cmd->current_version = bfd_h_get_32 (abfd, buf + 8); | |
1975 | cmd->compatibility_version = bfd_h_get_32 (abfd, buf + 12); | |
1976 | ||
1977 | cmd->name_offset = command->offset + nameoff; | |
1978 | cmd->name_len = command->len - nameoff; | |
b32e07d7 TG |
1979 | cmd->name_str = bfd_alloc (abfd, cmd->name_len); |
1980 | if (cmd->name_str == NULL) | |
3af9a47b | 1981 | return -1; |
b32e07d7 TG |
1982 | if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 |
1983 | || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) | |
3af9a47b | 1984 | return -1; |
3af9a47b NC |
1985 | return 0; |
1986 | } | |
1987 | ||
1988 | static int | |
ab273af8 TG |
1989 | bfd_mach_o_read_prebound_dylib (bfd *abfd ATTRIBUTE_UNUSED, |
1990 | bfd_mach_o_load_command *command ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1991 | { |
1992 | /* bfd_mach_o_prebound_dylib_command *cmd = &command->command.prebound_dylib; */ | |
1993 | ||
1994 | BFD_ASSERT (command->type == BFD_MACH_O_LC_PREBOUND_DYLIB); | |
1995 | return 0; | |
1996 | } | |
1997 | ||
1998 | static int | |
ab273af8 | 1999 | bfd_mach_o_read_thread (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 2000 | { |
b32e07d7 | 2001 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2002 | bfd_mach_o_thread_command *cmd = &command->command.thread; |
2003 | unsigned char buf[8]; | |
92bc0e80 | 2004 | unsigned int offset; |
3af9a47b NC |
2005 | unsigned int nflavours; |
2006 | unsigned int i; | |
2007 | ||
2008 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
2009 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
2010 | ||
b32e07d7 | 2011 | /* Count the number of threads. */ |
3af9a47b NC |
2012 | offset = 8; |
2013 | nflavours = 0; | |
2014 | while (offset != command->len) | |
2015 | { | |
2016 | if (offset >= command->len) | |
2017 | return -1; | |
2018 | ||
c2f09c75 | 2019 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 2020 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2021 | return -1; |
2022 | ||
2023 | offset += 8 + bfd_h_get_32 (abfd, buf + 4) * 4; | |
2024 | nflavours++; | |
2025 | } | |
2026 | ||
b32e07d7 TG |
2027 | /* Allocate threads. */ |
2028 | cmd->flavours = bfd_alloc | |
2029 | (abfd, nflavours * sizeof (bfd_mach_o_thread_flavour)); | |
3af9a47b NC |
2030 | if (cmd->flavours == NULL) |
2031 | return -1; | |
2032 | cmd->nflavours = nflavours; | |
2033 | ||
2034 | offset = 8; | |
2035 | nflavours = 0; | |
2036 | while (offset != command->len) | |
2037 | { | |
2038 | if (offset >= command->len) | |
2039 | return -1; | |
2040 | ||
2041 | if (nflavours >= cmd->nflavours) | |
2042 | return -1; | |
2043 | ||
c2f09c75 | 2044 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 2045 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2046 | return -1; |
2047 | ||
2048 | cmd->flavours[nflavours].flavour = bfd_h_get_32 (abfd, buf); | |
2049 | cmd->flavours[nflavours].offset = command->offset + offset + 8; | |
2050 | cmd->flavours[nflavours].size = bfd_h_get_32 (abfd, buf + 4) * 4; | |
2051 | offset += cmd->flavours[nflavours].size + 8; | |
2052 | nflavours++; | |
2053 | } | |
2054 | ||
2055 | for (i = 0; i < nflavours; i++) | |
2056 | { | |
2057 | asection *bfdsec; | |
2058 | unsigned int snamelen; | |
2059 | char *sname; | |
2060 | const char *flavourstr; | |
2061 | const char *prefix = "LC_THREAD"; | |
a95a4550 AM |
2062 | unsigned int j = 0; |
2063 | ||
3af9a47b NC |
2064 | switch (mdata->header.cputype) |
2065 | { | |
2066 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
1e8a024a | 2067 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: |
3af9a47b NC |
2068 | flavourstr = bfd_mach_o_ppc_flavour_string (cmd->flavours[i].flavour); |
2069 | break; | |
2070 | case BFD_MACH_O_CPU_TYPE_I386: | |
1e8a024a | 2071 | case BFD_MACH_O_CPU_TYPE_X86_64: |
3af9a47b NC |
2072 | flavourstr = bfd_mach_o_i386_flavour_string (cmd->flavours[i].flavour); |
2073 | break; | |
2074 | default: | |
2075 | flavourstr = "UNKNOWN_ARCHITECTURE"; | |
2076 | break; | |
2077 | } | |
a95a4550 | 2078 | |
3af9a47b | 2079 | snamelen = strlen (prefix) + 1 + 20 + 1 + strlen (flavourstr) + 1; |
116c20d2 | 2080 | sname = bfd_alloc (abfd, snamelen); |
3af9a47b NC |
2081 | if (sname == NULL) |
2082 | return -1; | |
2083 | ||
2084 | for (;;) | |
2085 | { | |
a95a4550 AM |
2086 | sprintf (sname, "%s.%s.%u", prefix, flavourstr, j); |
2087 | if (bfd_get_section_by_name (abfd, sname) == NULL) | |
3af9a47b | 2088 | break; |
a95a4550 | 2089 | j++; |
3af9a47b NC |
2090 | } |
2091 | ||
117ed4f8 | 2092 | bfdsec = bfd_make_section_with_flags (abfd, sname, SEC_HAS_CONTENTS); |
a95a4550 | 2093 | |
3af9a47b NC |
2094 | bfdsec->vma = 0; |
2095 | bfdsec->lma = 0; | |
eea6121a | 2096 | bfdsec->size = cmd->flavours[i].size; |
3af9a47b NC |
2097 | bfdsec->filepos = cmd->flavours[i].offset; |
2098 | bfdsec->alignment_power = 0x0; | |
3af9a47b NC |
2099 | |
2100 | cmd->section = bfdsec; | |
2101 | } | |
2102 | ||
2103 | return 0; | |
2104 | } | |
2105 | ||
a95a4550 | 2106 | static int |
ab273af8 | 2107 | bfd_mach_o_read_dysymtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 2108 | { |
046b007d | 2109 | bfd_mach_o_dysymtab_command *cmd = &command->command.dysymtab; |
b32e07d7 | 2110 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2111 | unsigned char buf[72]; |
2112 | ||
2113 | BFD_ASSERT (command->type == BFD_MACH_O_LC_DYSYMTAB); | |
2114 | ||
c2f09c75 | 2115 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2116 | || bfd_bread ((void *) buf, 72, abfd) != 72) |
3af9a47b NC |
2117 | return -1; |
2118 | ||
046b007d TG |
2119 | cmd->ilocalsym = bfd_h_get_32 (abfd, buf + 0); |
2120 | cmd->nlocalsym = bfd_h_get_32 (abfd, buf + 4); | |
2121 | cmd->iextdefsym = bfd_h_get_32 (abfd, buf + 8); | |
2122 | cmd->nextdefsym = bfd_h_get_32 (abfd, buf + 12); | |
2123 | cmd->iundefsym = bfd_h_get_32 (abfd, buf + 16); | |
2124 | cmd->nundefsym = bfd_h_get_32 (abfd, buf + 20); | |
2125 | cmd->tocoff = bfd_h_get_32 (abfd, buf + 24); | |
2126 | cmd->ntoc = bfd_h_get_32 (abfd, buf + 28); | |
2127 | cmd->modtaboff = bfd_h_get_32 (abfd, buf + 32); | |
2128 | cmd->nmodtab = bfd_h_get_32 (abfd, buf + 36); | |
2129 | cmd->extrefsymoff = bfd_h_get_32 (abfd, buf + 40); | |
2130 | cmd->nextrefsyms = bfd_h_get_32 (abfd, buf + 44); | |
2131 | cmd->indirectsymoff = bfd_h_get_32 (abfd, buf + 48); | |
2132 | cmd->nindirectsyms = bfd_h_get_32 (abfd, buf + 52); | |
2133 | cmd->extreloff = bfd_h_get_32 (abfd, buf + 56); | |
2134 | cmd->nextrel = bfd_h_get_32 (abfd, buf + 60); | |
2135 | cmd->locreloff = bfd_h_get_32 (abfd, buf + 64); | |
2136 | cmd->nlocrel = bfd_h_get_32 (abfd, buf + 68); | |
2137 | ||
2138 | if (cmd->nmodtab != 0) | |
2139 | { | |
046b007d TG |
2140 | unsigned int i; |
2141 | int wide = bfd_mach_o_wide_p (abfd); | |
2142 | unsigned int module_len = wide ? 56 : 52; | |
2143 | ||
2144 | cmd->dylib_module = | |
2145 | bfd_alloc (abfd, cmd->nmodtab * sizeof (bfd_mach_o_dylib_module)); | |
2146 | if (cmd->dylib_module == NULL) | |
2147 | return -1; | |
2148 | ||
2149 | if (bfd_seek (abfd, cmd->modtaboff, SEEK_SET) != 0) | |
2150 | return -1; | |
2151 | ||
2152 | for (i = 0; i < cmd->nmodtab; i++) | |
2153 | { | |
2154 | bfd_mach_o_dylib_module *module = &cmd->dylib_module[i]; | |
2155 | unsigned long v; | |
2156 | ||
91d6fa6a | 2157 | if (bfd_bread ((void *) buf, module_len, abfd) != module_len) |
046b007d TG |
2158 | return -1; |
2159 | ||
2160 | module->module_name_idx = bfd_h_get_32 (abfd, buf + 0); | |
2161 | module->iextdefsym = bfd_h_get_32 (abfd, buf + 4); | |
2162 | module->nextdefsym = bfd_h_get_32 (abfd, buf + 8); | |
2163 | module->irefsym = bfd_h_get_32 (abfd, buf + 12); | |
2164 | module->nrefsym = bfd_h_get_32 (abfd, buf + 16); | |
2165 | module->ilocalsym = bfd_h_get_32 (abfd, buf + 20); | |
2166 | module->nlocalsym = bfd_h_get_32 (abfd, buf + 24); | |
2167 | module->iextrel = bfd_h_get_32 (abfd, buf + 28); | |
2168 | module->nextrel = bfd_h_get_32 (abfd, buf + 32); | |
2169 | v = bfd_h_get_32 (abfd, buf +36); | |
2170 | module->iinit = v & 0xffff; | |
2171 | module->iterm = (v >> 16) & 0xffff; | |
2172 | v = bfd_h_get_32 (abfd, buf + 40); | |
2173 | module->ninit = v & 0xffff; | |
2174 | module->nterm = (v >> 16) & 0xffff; | |
2175 | if (wide) | |
2176 | { | |
2177 | module->objc_module_info_size = bfd_h_get_32 (abfd, buf + 44); | |
2178 | module->objc_module_info_addr = bfd_h_get_64 (abfd, buf + 48); | |
2179 | } | |
2180 | else | |
2181 | { | |
2182 | module->objc_module_info_addr = bfd_h_get_32 (abfd, buf + 44); | |
2183 | module->objc_module_info_size = bfd_h_get_32 (abfd, buf + 48); | |
2184 | } | |
2185 | } | |
2186 | } | |
2187 | ||
2188 | if (cmd->ntoc != 0) | |
2189 | { | |
046b007d TG |
2190 | unsigned int i; |
2191 | ||
2192 | cmd->dylib_toc = bfd_alloc | |
2193 | (abfd, cmd->ntoc * sizeof (bfd_mach_o_dylib_table_of_content)); | |
2194 | if (cmd->dylib_toc == NULL) | |
2195 | return -1; | |
2196 | ||
2197 | if (bfd_seek (abfd, cmd->tocoff, SEEK_SET) != 0) | |
2198 | return -1; | |
2199 | ||
2200 | for (i = 0; i < cmd->ntoc; i++) | |
2201 | { | |
2202 | bfd_mach_o_dylib_table_of_content *toc = &cmd->dylib_toc[i]; | |
2203 | ||
91d6fa6a | 2204 | if (bfd_bread ((void *) buf, 8, abfd) != 8) |
046b007d TG |
2205 | return -1; |
2206 | ||
2207 | toc->symbol_index = bfd_h_get_32 (abfd, buf + 0); | |
2208 | toc->module_index = bfd_h_get_32 (abfd, buf + 4); | |
2209 | } | |
2210 | } | |
2211 | ||
2212 | if (cmd->nindirectsyms != 0) | |
2213 | { | |
046b007d TG |
2214 | unsigned int i; |
2215 | ||
2216 | cmd->indirect_syms = bfd_alloc | |
2217 | (abfd, cmd->nindirectsyms * sizeof (unsigned int)); | |
2218 | if (cmd->indirect_syms == NULL) | |
2219 | return -1; | |
2220 | ||
2221 | if (bfd_seek (abfd, cmd->indirectsymoff, SEEK_SET) != 0) | |
2222 | return -1; | |
2223 | ||
2224 | for (i = 0; i < cmd->nindirectsyms; i++) | |
2225 | { | |
2226 | unsigned int *is = &cmd->indirect_syms[i]; | |
2227 | ||
91d6fa6a | 2228 | if (bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2229 | return -1; |
2230 | ||
2231 | *is = bfd_h_get_32 (abfd, buf + 0); | |
2232 | } | |
2233 | } | |
2234 | ||
2235 | if (cmd->nextrefsyms != 0) | |
2236 | { | |
046b007d TG |
2237 | unsigned long v; |
2238 | unsigned int i; | |
2239 | ||
2240 | cmd->ext_refs = bfd_alloc | |
2241 | (abfd, cmd->nextrefsyms * sizeof (bfd_mach_o_dylib_reference)); | |
2242 | if (cmd->ext_refs == NULL) | |
2243 | return -1; | |
2244 | ||
2245 | if (bfd_seek (abfd, cmd->extrefsymoff, SEEK_SET) != 0) | |
2246 | return -1; | |
2247 | ||
2248 | for (i = 0; i < cmd->nextrefsyms; i++) | |
2249 | { | |
2250 | bfd_mach_o_dylib_reference *ref = &cmd->ext_refs[i]; | |
2251 | ||
91d6fa6a | 2252 | if (bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2253 | return -1; |
2254 | ||
b32e07d7 TG |
2255 | /* Fields isym and flags are written as bit-fields, thus we need |
2256 | a specific processing for endianness. */ | |
046b007d | 2257 | v = bfd_h_get_32 (abfd, buf + 0); |
b32e07d7 TG |
2258 | if (bfd_big_endian (abfd)) |
2259 | { | |
2260 | ref->isym = (v >> 8) & 0xffffff; | |
2261 | ref->flags = v & 0xff; | |
2262 | } | |
2263 | else | |
2264 | { | |
2265 | ref->isym = v & 0xffffff; | |
2266 | ref->flags = (v >> 24) & 0xff; | |
2267 | } | |
046b007d TG |
2268 | } |
2269 | } | |
3af9a47b | 2270 | |
b32e07d7 TG |
2271 | if (mdata->dysymtab) |
2272 | return -1; | |
2273 | mdata->dysymtab = cmd; | |
2274 | ||
3af9a47b NC |
2275 | return 0; |
2276 | } | |
2277 | ||
a95a4550 | 2278 | static int |
ab273af8 | 2279 | bfd_mach_o_read_symtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 2280 | { |
046b007d TG |
2281 | bfd_mach_o_symtab_command *symtab = &command->command.symtab; |
2282 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3af9a47b | 2283 | unsigned char buf[16]; |
3af9a47b NC |
2284 | |
2285 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
2286 | ||
c2f09c75 | 2287 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2288 | || bfd_bread ((void *) buf, 16, abfd) != 16) |
3af9a47b | 2289 | return -1; |
a95a4550 | 2290 | |
046b007d TG |
2291 | symtab->symoff = bfd_h_get_32 (abfd, buf); |
2292 | symtab->nsyms = bfd_h_get_32 (abfd, buf + 4); | |
2293 | symtab->stroff = bfd_h_get_32 (abfd, buf + 8); | |
2294 | symtab->strsize = bfd_h_get_32 (abfd, buf + 12); | |
2295 | symtab->symbols = NULL; | |
2296 | symtab->strtab = NULL; | |
3af9a47b | 2297 | |
046b007d | 2298 | if (symtab->nsyms != 0) |
15e1c58a TG |
2299 | abfd->flags |= HAS_SYMS; |
2300 | ||
046b007d TG |
2301 | if (mdata->symtab) |
2302 | return -1; | |
2303 | mdata->symtab = symtab; | |
3af9a47b NC |
2304 | return 0; |
2305 | } | |
2306 | ||
15e1c58a | 2307 | static int |
ab273af8 | 2308 | bfd_mach_o_read_uuid (bfd *abfd, bfd_mach_o_load_command *command) |
15e1c58a TG |
2309 | { |
2310 | bfd_mach_o_uuid_command *cmd = &command->command.uuid; | |
15e1c58a TG |
2311 | |
2312 | BFD_ASSERT (command->type == BFD_MACH_O_LC_UUID); | |
2313 | ||
c2f09c75 | 2314 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2315 | || bfd_bread ((void *) cmd->uuid, 16, abfd) != 16) |
15e1c58a TG |
2316 | return -1; |
2317 | ||
15e1c58a TG |
2318 | return 0; |
2319 | } | |
2320 | ||
046b007d | 2321 | static int |
ab273af8 | 2322 | bfd_mach_o_read_linkedit (bfd *abfd, bfd_mach_o_load_command *command) |
046b007d TG |
2323 | { |
2324 | bfd_mach_o_linkedit_command *cmd = &command->command.linkedit; | |
2325 | char buf[8]; | |
2326 | ||
2327 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2328 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
046b007d TG |
2329 | return -1; |
2330 | ||
2331 | cmd->dataoff = bfd_get_32 (abfd, buf + 0); | |
2332 | cmd->datasize = bfd_get_32 (abfd, buf + 4); | |
2333 | return 0; | |
2334 | } | |
2335 | ||
2336 | static int | |
ab273af8 | 2337 | bfd_mach_o_read_str (bfd *abfd, bfd_mach_o_load_command *command) |
046b007d TG |
2338 | { |
2339 | bfd_mach_o_str_command *cmd = &command->command.str; | |
ad86f1fb | 2340 | char buf[4]; |
046b007d TG |
2341 | unsigned long off; |
2342 | ||
2343 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2344 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2345 | return -1; |
2346 | ||
2347 | off = bfd_get_32 (abfd, buf + 0); | |
2348 | cmd->stroff = command->offset + off; | |
2349 | cmd->str_len = command->len - off; | |
2350 | cmd->str = bfd_alloc (abfd, cmd->str_len); | |
2351 | if (cmd->str == NULL) | |
2352 | return -1; | |
2353 | if (bfd_seek (abfd, cmd->stroff, SEEK_SET) != 0 | |
91d6fa6a | 2354 | || bfd_bread ((void *) cmd->str, cmd->str_len, abfd) != cmd->str_len) |
046b007d TG |
2355 | return -1; |
2356 | return 0; | |
2357 | } | |
2358 | ||
ad86f1fb | 2359 | static int |
ab273af8 | 2360 | bfd_mach_o_read_dyld_info (bfd *abfd, bfd_mach_o_load_command *command) |
ad86f1fb TG |
2361 | { |
2362 | bfd_mach_o_dyld_info_command *cmd = &command->command.dyld_info; | |
2363 | char buf[40]; | |
2364 | ||
2365 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2366 | || bfd_bread ((void *) buf, sizeof (buf), abfd) != sizeof (buf)) |
ad86f1fb TG |
2367 | return -1; |
2368 | ||
2369 | cmd->rebase_off = bfd_get_32 (abfd, buf + 0); | |
2370 | cmd->rebase_size = bfd_get_32 (abfd, buf + 4); | |
2371 | cmd->bind_off = bfd_get_32 (abfd, buf + 8); | |
2372 | cmd->bind_size = bfd_get_32 (abfd, buf + 12); | |
2373 | cmd->weak_bind_off = bfd_get_32 (abfd, buf + 16); | |
2374 | cmd->weak_bind_size = bfd_get_32 (abfd, buf + 20); | |
2375 | cmd->lazy_bind_off = bfd_get_32 (abfd, buf + 24); | |
2376 | cmd->lazy_bind_size = bfd_get_32 (abfd, buf + 28); | |
2377 | cmd->export_off = bfd_get_32 (abfd, buf + 32); | |
2378 | cmd->export_size = bfd_get_32 (abfd, buf + 36); | |
2379 | return 0; | |
2380 | } | |
2381 | ||
3af9a47b | 2382 | static int |
ab273af8 TG |
2383 | bfd_mach_o_read_segment (bfd *abfd, |
2384 | bfd_mach_o_load_command *command, | |
2385 | unsigned int wide) | |
3af9a47b | 2386 | { |
1e8a024a | 2387 | unsigned char buf[64]; |
3af9a47b NC |
2388 | bfd_mach_o_segment_command *seg = &command->command.segment; |
2389 | unsigned long i; | |
a95a4550 | 2390 | |
1e8a024a TG |
2391 | if (wide) |
2392 | { | |
2393 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
3af9a47b | 2394 | |
c2f09c75 | 2395 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2396 | || bfd_bread ((void *) buf, 64, abfd) != 64) |
1e8a024a | 2397 | return -1; |
3af9a47b | 2398 | |
1e8a024a | 2399 | memcpy (seg->segname, buf, 16); |
15e1c58a | 2400 | seg->segname[16] = '\0'; |
1e8a024a TG |
2401 | |
2402 | seg->vmaddr = bfd_h_get_64 (abfd, buf + 16); | |
2403 | seg->vmsize = bfd_h_get_64 (abfd, buf + 24); | |
2404 | seg->fileoff = bfd_h_get_64 (abfd, buf + 32); | |
2405 | seg->filesize = bfd_h_get_64 (abfd, buf + 40); | |
2406 | seg->maxprot = bfd_h_get_32 (abfd, buf + 48); | |
2407 | seg->initprot = bfd_h_get_32 (abfd, buf + 52); | |
2408 | seg->nsects = bfd_h_get_32 (abfd, buf + 56); | |
2409 | seg->flags = bfd_h_get_32 (abfd, buf + 60); | |
2410 | } | |
2411 | else | |
2412 | { | |
2413 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); | |
2414 | ||
c2f09c75 | 2415 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2416 | || bfd_bread ((void *) buf, 48, abfd) != 48) |
1e8a024a TG |
2417 | return -1; |
2418 | ||
2419 | memcpy (seg->segname, buf, 16); | |
15e1c58a | 2420 | seg->segname[16] = '\0'; |
1e8a024a TG |
2421 | |
2422 | seg->vmaddr = bfd_h_get_32 (abfd, buf + 16); | |
2423 | seg->vmsize = bfd_h_get_32 (abfd, buf + 20); | |
2424 | seg->fileoff = bfd_h_get_32 (abfd, buf + 24); | |
2425 | seg->filesize = bfd_h_get_32 (abfd, buf + 28); | |
2426 | seg->maxprot = bfd_h_get_32 (abfd, buf + 32); | |
2427 | seg->initprot = bfd_h_get_32 (abfd, buf + 36); | |
2428 | seg->nsects = bfd_h_get_32 (abfd, buf + 40); | |
2429 | seg->flags = bfd_h_get_32 (abfd, buf + 44); | |
2430 | } | |
3af9a47b | 2431 | |
3af9a47b NC |
2432 | if (seg->nsects != 0) |
2433 | { | |
154a1ee5 TG |
2434 | seg->sections = bfd_alloc (abfd, seg->nsects |
2435 | * sizeof (bfd_mach_o_section)); | |
3af9a47b NC |
2436 | if (seg->sections == NULL) |
2437 | return -1; | |
a95a4550 | 2438 | |
3af9a47b NC |
2439 | for (i = 0; i < seg->nsects; i++) |
2440 | { | |
1e8a024a | 2441 | bfd_vma segoff; |
154a1ee5 | 2442 | if (wide) |
c2f09c75 | 2443 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_64_SIZE |
154a1ee5 TG |
2444 | + (i * BFD_MACH_O_SECTION_64_SIZE); |
2445 | else | |
c2f09c75 | 2446 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_SIZE |
154a1ee5 | 2447 | + (i * BFD_MACH_O_SECTION_SIZE); |
3af9a47b | 2448 | |
ab273af8 | 2449 | if (bfd_mach_o_read_section |
15e1c58a | 2450 | (abfd, &seg->sections[i], segoff, seg->initprot, wide) != 0) |
3af9a47b | 2451 | return -1; |
a95a4550 | 2452 | } |
3af9a47b NC |
2453 | } |
2454 | ||
2455 | return 0; | |
2456 | } | |
2457 | ||
1e8a024a | 2458 | static int |
ab273af8 | 2459 | bfd_mach_o_read_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 2460 | { |
ab273af8 | 2461 | return bfd_mach_o_read_segment (abfd, command, 0); |
1e8a024a TG |
2462 | } |
2463 | ||
2464 | static int | |
ab273af8 | 2465 | bfd_mach_o_read_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 2466 | { |
ab273af8 | 2467 | return bfd_mach_o_read_segment (abfd, command, 1); |
1e8a024a TG |
2468 | } |
2469 | ||
3af9a47b | 2470 | static int |
ab273af8 | 2471 | bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
2472 | { |
2473 | unsigned char buf[8]; | |
2474 | ||
046b007d | 2475 | /* Read command type and length. */ |
c2f09c75 | 2476 | if (bfd_seek (abfd, command->offset, SEEK_SET) != 0 |
91d6fa6a | 2477 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2478 | return -1; |
2479 | ||
154a1ee5 | 2480 | command->type = bfd_h_get_32 (abfd, buf) & ~BFD_MACH_O_LC_REQ_DYLD; |
e84d6fca | 2481 | command->type_required = (bfd_h_get_32 (abfd, buf) & BFD_MACH_O_LC_REQ_DYLD |
154a1ee5 | 2482 | ? TRUE : FALSE); |
3af9a47b NC |
2483 | command->len = bfd_h_get_32 (abfd, buf + 4); |
2484 | ||
2485 | switch (command->type) | |
2486 | { | |
2487 | case BFD_MACH_O_LC_SEGMENT: | |
ab273af8 | 2488 | if (bfd_mach_o_read_segment_32 (abfd, command) != 0) |
1e8a024a TG |
2489 | return -1; |
2490 | break; | |
2491 | case BFD_MACH_O_LC_SEGMENT_64: | |
ab273af8 | 2492 | if (bfd_mach_o_read_segment_64 (abfd, command) != 0) |
3af9a47b NC |
2493 | return -1; |
2494 | break; | |
2495 | case BFD_MACH_O_LC_SYMTAB: | |
ab273af8 | 2496 | if (bfd_mach_o_read_symtab (abfd, command) != 0) |
3af9a47b NC |
2497 | return -1; |
2498 | break; | |
2499 | case BFD_MACH_O_LC_SYMSEG: | |
2500 | break; | |
2501 | case BFD_MACH_O_LC_THREAD: | |
2502 | case BFD_MACH_O_LC_UNIXTHREAD: | |
ab273af8 | 2503 | if (bfd_mach_o_read_thread (abfd, command) != 0) |
3af9a47b NC |
2504 | return -1; |
2505 | break; | |
2506 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
2507 | case BFD_MACH_O_LC_ID_DYLINKER: | |
ab273af8 | 2508 | if (bfd_mach_o_read_dylinker (abfd, command) != 0) |
3af9a47b NC |
2509 | return -1; |
2510 | break; | |
2511 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
2512 | case BFD_MACH_O_LC_ID_DYLIB: | |
2513 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
046b007d | 2514 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
ab273af8 | 2515 | if (bfd_mach_o_read_dylib (abfd, command) != 0) |
3af9a47b NC |
2516 | return -1; |
2517 | break; | |
2518 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
ab273af8 | 2519 | if (bfd_mach_o_read_prebound_dylib (abfd, command) != 0) |
3af9a47b NC |
2520 | return -1; |
2521 | break; | |
2522 | case BFD_MACH_O_LC_LOADFVMLIB: | |
2523 | case BFD_MACH_O_LC_IDFVMLIB: | |
2524 | case BFD_MACH_O_LC_IDENT: | |
2525 | case BFD_MACH_O_LC_FVMFILE: | |
2526 | case BFD_MACH_O_LC_PREPAGE: | |
2527 | case BFD_MACH_O_LC_ROUTINES: | |
046b007d | 2528 | break; |
3af9a47b | 2529 | case BFD_MACH_O_LC_SUB_FRAMEWORK: |
046b007d TG |
2530 | case BFD_MACH_O_LC_SUB_UMBRELLA: |
2531 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
2532 | case BFD_MACH_O_LC_SUB_CLIENT: | |
0c9b2b4c | 2533 | case BFD_MACH_O_LC_RPATH: |
ab273af8 | 2534 | if (bfd_mach_o_read_str (abfd, command) != 0) |
046b007d | 2535 | return -1; |
3af9a47b NC |
2536 | break; |
2537 | case BFD_MACH_O_LC_DYSYMTAB: | |
ab273af8 | 2538 | if (bfd_mach_o_read_dysymtab (abfd, command) != 0) |
3af9a47b NC |
2539 | return -1; |
2540 | break; | |
3af9a47b NC |
2541 | case BFD_MACH_O_LC_TWOLEVEL_HINTS: |
2542 | case BFD_MACH_O_LC_PREBIND_CKSUM: | |
2543 | break; | |
15e1c58a | 2544 | case BFD_MACH_O_LC_UUID: |
ab273af8 | 2545 | if (bfd_mach_o_read_uuid (abfd, command) != 0) |
15e1c58a TG |
2546 | return -1; |
2547 | break; | |
2548 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
846b9259 | 2549 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: |
ab273af8 | 2550 | if (bfd_mach_o_read_linkedit (abfd, command) != 0) |
046b007d | 2551 | return -1; |
15e1c58a | 2552 | break; |
ad86f1fb | 2553 | case BFD_MACH_O_LC_DYLD_INFO: |
ab273af8 | 2554 | if (bfd_mach_o_read_dyld_info (abfd, command) != 0) |
ad86f1fb TG |
2555 | return -1; |
2556 | break; | |
3af9a47b NC |
2557 | default: |
2558 | fprintf (stderr, "unable to read unknown load command 0x%lx\n", | |
2559 | (unsigned long) command->type); | |
2560 | break; | |
2561 | } | |
2562 | ||
2563 | return 0; | |
2564 | } | |
2565 | ||
2566 | static void | |
116c20d2 | 2567 | bfd_mach_o_flatten_sections (bfd *abfd) |
3af9a47b | 2568 | { |
046b007d | 2569 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2570 | long csect = 0; |
2571 | unsigned long i, j; | |
a95a4550 | 2572 | |
15e1c58a | 2573 | /* Count total number of sections. */ |
3af9a47b NC |
2574 | mdata->nsects = 0; |
2575 | ||
2576 | for (i = 0; i < mdata->header.ncmds; i++) | |
2577 | { | |
1e8a024a TG |
2578 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
2579 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 2580 | { |
e84d6fca AM |
2581 | bfd_mach_o_segment_command *seg; |
2582 | ||
2583 | seg = &mdata->commands[i].command.segment; | |
3af9a47b NC |
2584 | mdata->nsects += seg->nsects; |
2585 | } | |
2586 | } | |
2587 | ||
15e1c58a | 2588 | /* Allocate sections array. */ |
e84d6fca AM |
2589 | mdata->sections = bfd_alloc (abfd, |
2590 | mdata->nsects * sizeof (bfd_mach_o_section *)); | |
15e1c58a TG |
2591 | |
2592 | /* Fill the array. */ | |
3af9a47b NC |
2593 | csect = 0; |
2594 | ||
2595 | for (i = 0; i < mdata->header.ncmds; i++) | |
2596 | { | |
1e8a024a TG |
2597 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
2598 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 2599 | { |
e84d6fca | 2600 | bfd_mach_o_segment_command *seg; |
3af9a47b | 2601 | |
e84d6fca | 2602 | seg = &mdata->commands[i].command.segment; |
3af9a47b NC |
2603 | BFD_ASSERT (csect + seg->nsects <= mdata->nsects); |
2604 | ||
2605 | for (j = 0; j < seg->nsects; j++) | |
2606 | mdata->sections[csect++] = &seg->sections[j]; | |
2607 | } | |
2608 | } | |
2609 | } | |
2610 | ||
2611 | int | |
116c20d2 | 2612 | bfd_mach_o_scan_start_address (bfd *abfd) |
3af9a47b | 2613 | { |
046b007d | 2614 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2615 | bfd_mach_o_thread_command *cmd = NULL; |
2616 | unsigned long i; | |
2617 | ||
2618 | for (i = 0; i < mdata->header.ncmds; i++) | |
2619 | { | |
2620 | if ((mdata->commands[i].type == BFD_MACH_O_LC_THREAD) || | |
2621 | (mdata->commands[i].type == BFD_MACH_O_LC_UNIXTHREAD)) | |
2622 | { | |
2623 | if (cmd == NULL) | |
2624 | cmd = &mdata->commands[i].command.thread; | |
2625 | else | |
2626 | return 0; | |
2627 | } | |
2628 | } | |
2629 | ||
2630 | if (cmd == NULL) | |
2631 | return 0; | |
2632 | ||
2633 | for (i = 0; i < cmd->nflavours; i++) | |
2634 | { | |
a95a4550 | 2635 | if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_I386) |
e84d6fca | 2636 | && (cmd->flavours[i].flavour |
15e1c58a | 2637 | == (unsigned long) BFD_MACH_O_x86_THREAD_STATE32)) |
3af9a47b NC |
2638 | { |
2639 | unsigned char buf[4]; | |
2640 | ||
c2f09c75 TG |
2641 | if (bfd_seek (abfd, cmd->flavours[i].offset + 40, SEEK_SET) != 0 |
2642 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2643 | return -1; |
2644 | ||
2645 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2646 | } | |
a95a4550 | 2647 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC) |
3af9a47b NC |
2648 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE)) |
2649 | { | |
2650 | unsigned char buf[4]; | |
2651 | ||
c2f09c75 TG |
2652 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2653 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2654 | return -1; |
2655 | ||
2656 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2657 | } | |
1e8a024a | 2658 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC_64) |
b32e07d7 | 2659 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE64)) |
1e8a024a TG |
2660 | { |
2661 | unsigned char buf[8]; | |
2662 | ||
c2f09c75 TG |
2663 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2664 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2665 | return -1; |
2666 | ||
2667 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2668 | } | |
2669 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_X86_64) | |
2670 | && (cmd->flavours[i].flavour == BFD_MACH_O_x86_THREAD_STATE64)) | |
2671 | { | |
2672 | unsigned char buf[8]; | |
2673 | ||
c2f09c75 TG |
2674 | if (bfd_seek (abfd, cmd->flavours[i].offset + (16 * 8), SEEK_SET) != 0 |
2675 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2676 | return -1; |
2677 | ||
2678 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2679 | } | |
3af9a47b NC |
2680 | } |
2681 | ||
2682 | return 0; | |
2683 | } | |
2684 | ||
42fa0891 TG |
2685 | bfd_boolean |
2686 | bfd_mach_o_set_arch_mach (bfd *abfd, | |
2687 | enum bfd_architecture arch, | |
2688 | unsigned long machine) | |
2689 | { | |
2690 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
2691 | ||
2692 | /* If this isn't the right architecture for this backend, and this | |
2693 | isn't the generic backend, fail. */ | |
2694 | if (arch != bed->arch | |
2695 | && arch != bfd_arch_unknown | |
2696 | && bed->arch != bfd_arch_unknown) | |
2697 | return FALSE; | |
2698 | ||
2699 | return bfd_default_set_arch_mach (abfd, arch, machine); | |
2700 | } | |
2701 | ||
3af9a47b | 2702 | int |
116c20d2 NC |
2703 | bfd_mach_o_scan (bfd *abfd, |
2704 | bfd_mach_o_header *header, | |
2705 | bfd_mach_o_data_struct *mdata) | |
3af9a47b NC |
2706 | { |
2707 | unsigned int i; | |
3af9a47b NC |
2708 | enum bfd_architecture cputype; |
2709 | unsigned long cpusubtype; | |
1e8a024a TG |
2710 | unsigned int hdrsize; |
2711 | ||
c2f09c75 | 2712 | hdrsize = mach_o_wide_p (header) ? |
154a1ee5 | 2713 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
3af9a47b | 2714 | |
3af9a47b | 2715 | mdata->header = *header; |
3af9a47b | 2716 | |
154a1ee5 | 2717 | abfd->flags = abfd->flags & BFD_IN_MEMORY; |
15e1c58a TG |
2718 | switch (header->filetype) |
2719 | { | |
2720 | case BFD_MACH_O_MH_OBJECT: | |
2721 | abfd->flags |= HAS_RELOC; | |
2722 | break; | |
2723 | case BFD_MACH_O_MH_EXECUTE: | |
2724 | abfd->flags |= EXEC_P; | |
2725 | break; | |
2726 | case BFD_MACH_O_MH_DYLIB: | |
2727 | case BFD_MACH_O_MH_BUNDLE: | |
2728 | abfd->flags |= DYNAMIC; | |
2729 | break; | |
2730 | } | |
2731 | ||
3af9a47b NC |
2732 | abfd->tdata.mach_o_data = mdata; |
2733 | ||
e84d6fca AM |
2734 | bfd_mach_o_convert_architecture (header->cputype, header->cpusubtype, |
2735 | &cputype, &cpusubtype); | |
3af9a47b NC |
2736 | if (cputype == bfd_arch_unknown) |
2737 | { | |
2738 | fprintf (stderr, "bfd_mach_o_scan: unknown architecture 0x%lx/0x%lx\n", | |
2739 | header->cputype, header->cpusubtype); | |
2740 | return -1; | |
2741 | } | |
2742 | ||
2743 | bfd_set_arch_mach (abfd, cputype, cpusubtype); | |
a95a4550 | 2744 | |
3af9a47b NC |
2745 | if (header->ncmds != 0) |
2746 | { | |
046b007d TG |
2747 | mdata->commands = bfd_alloc |
2748 | (abfd, header->ncmds * sizeof (bfd_mach_o_load_command)); | |
3af9a47b NC |
2749 | if (mdata->commands == NULL) |
2750 | return -1; | |
a95a4550 | 2751 | |
3af9a47b NC |
2752 | for (i = 0; i < header->ncmds; i++) |
2753 | { | |
2754 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
2755 | ||
2756 | if (i == 0) | |
1e8a024a | 2757 | cur->offset = hdrsize; |
3af9a47b NC |
2758 | else |
2759 | { | |
2760 | bfd_mach_o_load_command *prev = &mdata->commands[i - 1]; | |
2761 | cur->offset = prev->offset + prev->len; | |
2762 | } | |
2763 | ||
ab273af8 | 2764 | if (bfd_mach_o_read_command (abfd, cur) < 0) |
3af9a47b | 2765 | return -1; |
a95a4550 | 2766 | } |
3af9a47b NC |
2767 | } |
2768 | ||
2769 | if (bfd_mach_o_scan_start_address (abfd) < 0) | |
7e3102a7 | 2770 | return -1; |
3af9a47b NC |
2771 | |
2772 | bfd_mach_o_flatten_sections (abfd); | |
3af9a47b NC |
2773 | return 0; |
2774 | } | |
2775 | ||
b34976b6 | 2776 | bfd_boolean |
154a1ee5 | 2777 | bfd_mach_o_mkobject_init (bfd *abfd) |
3af9a47b NC |
2778 | { |
2779 | bfd_mach_o_data_struct *mdata = NULL; | |
2780 | ||
116c20d2 | 2781 | mdata = bfd_alloc (abfd, sizeof (bfd_mach_o_data_struct)); |
3af9a47b | 2782 | if (mdata == NULL) |
b34976b6 | 2783 | return FALSE; |
3af9a47b NC |
2784 | abfd->tdata.mach_o_data = mdata; |
2785 | ||
2786 | mdata->header.magic = 0; | |
2787 | mdata->header.cputype = 0; | |
2788 | mdata->header.cpusubtype = 0; | |
2789 | mdata->header.filetype = 0; | |
2790 | mdata->header.ncmds = 0; | |
2791 | mdata->header.sizeofcmds = 0; | |
2792 | mdata->header.flags = 0; | |
2793 | mdata->header.byteorder = BFD_ENDIAN_UNKNOWN; | |
2794 | mdata->commands = NULL; | |
3af9a47b NC |
2795 | mdata->nsects = 0; |
2796 | mdata->sections = NULL; | |
3af9a47b | 2797 | |
b34976b6 | 2798 | return TRUE; |
3af9a47b NC |
2799 | } |
2800 | ||
42fa0891 TG |
2801 | static bfd_boolean |
2802 | bfd_mach_o_gen_mkobject (bfd *abfd) | |
2803 | { | |
2804 | bfd_mach_o_data_struct *mdata; | |
2805 | ||
2806 | if (!bfd_mach_o_mkobject_init (abfd)) | |
2807 | return FALSE; | |
2808 | ||
2809 | mdata = bfd_mach_o_get_data (abfd); | |
2810 | mdata->header.magic = BFD_MACH_O_MH_MAGIC; | |
2811 | mdata->header.cputype = 0; | |
2812 | mdata->header.cpusubtype = 0; | |
2813 | mdata->header.byteorder = abfd->xvec->byteorder; | |
2814 | mdata->header.version = 1; | |
2815 | ||
2816 | return TRUE; | |
2817 | } | |
2818 | ||
3af9a47b | 2819 | const bfd_target * |
154a1ee5 TG |
2820 | bfd_mach_o_header_p (bfd *abfd, |
2821 | bfd_mach_o_filetype filetype, | |
2822 | bfd_mach_o_cpu_type cputype) | |
3af9a47b | 2823 | { |
e84d6fca | 2824 | struct bfd_preserve preserve; |
3af9a47b NC |
2825 | bfd_mach_o_header header; |
2826 | ||
e84d6fca | 2827 | preserve.marker = NULL; |
154a1ee5 | 2828 | if (!bfd_mach_o_read_header (abfd, &header)) |
e84d6fca | 2829 | goto wrong; |
3af9a47b | 2830 | |
e84d6fca AM |
2831 | if (! (header.byteorder == BFD_ENDIAN_BIG |
2832 | || header.byteorder == BFD_ENDIAN_LITTLE)) | |
3af9a47b | 2833 | { |
e84d6fca | 2834 | fprintf (stderr, "unknown header byte-order value 0x%lx\n", |
0af1713e | 2835 | (unsigned long) header.byteorder); |
e84d6fca | 2836 | goto wrong; |
3af9a47b NC |
2837 | } |
2838 | ||
e84d6fca AM |
2839 | if (! ((header.byteorder == BFD_ENDIAN_BIG |
2840 | && abfd->xvec->byteorder == BFD_ENDIAN_BIG | |
2841 | && abfd->xvec->header_byteorder == BFD_ENDIAN_BIG) | |
2842 | || (header.byteorder == BFD_ENDIAN_LITTLE | |
2843 | && abfd->xvec->byteorder == BFD_ENDIAN_LITTLE | |
2844 | && abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE))) | |
2845 | goto wrong; | |
3af9a47b | 2846 | |
154a1ee5 TG |
2847 | /* Check cputype and filetype. |
2848 | In case of wildcard, do not accept magics that are handled by existing | |
2849 | targets. */ | |
2850 | if (cputype) | |
2851 | { | |
2852 | if (header.cputype != cputype) | |
2853 | goto wrong; | |
2854 | } | |
2855 | else | |
2856 | { | |
2857 | switch (header.cputype) | |
2858 | { | |
2859 | case BFD_MACH_O_CPU_TYPE_I386: | |
2860 | /* Handled by mach-o-i386 */ | |
2861 | goto wrong; | |
2862 | default: | |
2863 | break; | |
2864 | } | |
2865 | } | |
2866 | if (filetype) | |
2867 | { | |
2868 | if (header.filetype != filetype) | |
2869 | goto wrong; | |
2870 | } | |
2871 | else | |
2872 | { | |
2873 | switch (header.filetype) | |
2874 | { | |
2875 | case BFD_MACH_O_MH_CORE: | |
2876 | /* Handled by core_p */ | |
2877 | goto wrong; | |
2878 | default: | |
2879 | break; | |
2880 | } | |
2881 | } | |
2882 | ||
e84d6fca AM |
2883 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_mach_o_data_struct)); |
2884 | if (preserve.marker == NULL | |
2885 | || !bfd_preserve_save (abfd, &preserve)) | |
2886 | goto fail; | |
3af9a47b | 2887 | |
e84d6fca AM |
2888 | if (bfd_mach_o_scan (abfd, &header, |
2889 | (bfd_mach_o_data_struct *) preserve.marker) != 0) | |
2890 | goto wrong; | |
a95a4550 | 2891 | |
e84d6fca | 2892 | bfd_preserve_finish (abfd, &preserve); |
3af9a47b | 2893 | return abfd->xvec; |
e84d6fca AM |
2894 | |
2895 | wrong: | |
2896 | bfd_set_error (bfd_error_wrong_format); | |
2897 | ||
2898 | fail: | |
2899 | if (preserve.marker != NULL) | |
2900 | bfd_preserve_restore (abfd, &preserve); | |
2901 | return NULL; | |
3af9a47b NC |
2902 | } |
2903 | ||
154a1ee5 TG |
2904 | static const bfd_target * |
2905 | bfd_mach_o_gen_object_p (bfd *abfd) | |
3af9a47b | 2906 | { |
154a1ee5 TG |
2907 | return bfd_mach_o_header_p (abfd, 0, 0); |
2908 | } | |
e84d6fca | 2909 | |
154a1ee5 TG |
2910 | static const bfd_target * |
2911 | bfd_mach_o_gen_core_p (bfd *abfd) | |
2912 | { | |
2913 | return bfd_mach_o_header_p (abfd, BFD_MACH_O_MH_CORE, 0); | |
3af9a47b NC |
2914 | } |
2915 | ||
2916 | typedef struct mach_o_fat_archentry | |
2917 | { | |
2918 | unsigned long cputype; | |
2919 | unsigned long cpusubtype; | |
2920 | unsigned long offset; | |
2921 | unsigned long size; | |
2922 | unsigned long align; | |
3af9a47b NC |
2923 | } mach_o_fat_archentry; |
2924 | ||
2925 | typedef struct mach_o_fat_data_struct | |
2926 | { | |
2927 | unsigned long magic; | |
2928 | unsigned long nfat_arch; | |
2929 | mach_o_fat_archentry *archentries; | |
2930 | } mach_o_fat_data_struct; | |
2931 | ||
2932 | const bfd_target * | |
116c20d2 | 2933 | bfd_mach_o_archive_p (bfd *abfd) |
3af9a47b | 2934 | { |
e84d6fca | 2935 | mach_o_fat_data_struct *adata = NULL; |
3af9a47b NC |
2936 | unsigned char buf[20]; |
2937 | unsigned long i; | |
2938 | ||
c2f09c75 | 2939 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 2940 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
e84d6fca | 2941 | goto error; |
3af9a47b | 2942 | |
116c20d2 | 2943 | adata = bfd_alloc (abfd, sizeof (mach_o_fat_data_struct)); |
3af9a47b | 2944 | if (adata == NULL) |
e84d6fca | 2945 | goto error; |
a95a4550 | 2946 | |
3af9a47b NC |
2947 | adata->magic = bfd_getb32 (buf); |
2948 | adata->nfat_arch = bfd_getb32 (buf + 4); | |
2949 | if (adata->magic != 0xcafebabe) | |
e84d6fca | 2950 | goto error; |
27cc28f9 AS |
2951 | /* Avoid matching Java bytecode files, which have the same magic number. |
2952 | In the Java bytecode file format this field contains the JVM version, | |
2953 | which starts at 43.0. */ | |
2954 | if (adata->nfat_arch > 30) | |
2955 | goto error; | |
3af9a47b | 2956 | |
c2f09c75 | 2957 | adata->archentries = |
3af9a47b NC |
2958 | bfd_alloc (abfd, adata->nfat_arch * sizeof (mach_o_fat_archentry)); |
2959 | if (adata->archentries == NULL) | |
e84d6fca | 2960 | goto error; |
3af9a47b NC |
2961 | |
2962 | for (i = 0; i < adata->nfat_arch; i++) | |
2963 | { | |
c2f09c75 | 2964 | if (bfd_seek (abfd, 8 + 20 * i, SEEK_SET) != 0 |
91d6fa6a | 2965 | || bfd_bread ((void *) buf, 20, abfd) != 20) |
e84d6fca | 2966 | goto error; |
3af9a47b NC |
2967 | adata->archentries[i].cputype = bfd_getb32 (buf); |
2968 | adata->archentries[i].cpusubtype = bfd_getb32 (buf + 4); | |
2969 | adata->archentries[i].offset = bfd_getb32 (buf + 8); | |
2970 | adata->archentries[i].size = bfd_getb32 (buf + 12); | |
2971 | adata->archentries[i].align = bfd_getb32 (buf + 16); | |
3af9a47b NC |
2972 | } |
2973 | ||
2974 | abfd->tdata.mach_o_fat_data = adata; | |
2975 | return abfd->xvec; | |
e84d6fca AM |
2976 | |
2977 | error: | |
2978 | if (adata != NULL) | |
2979 | bfd_release (abfd, adata); | |
2980 | bfd_set_error (bfd_error_wrong_format); | |
2981 | return NULL; | |
3af9a47b NC |
2982 | } |
2983 | ||
2984 | bfd * | |
116c20d2 | 2985 | bfd_mach_o_openr_next_archived_file (bfd *archive, bfd *prev) |
3af9a47b | 2986 | { |
e84d6fca | 2987 | mach_o_fat_data_struct *adata; |
3af9a47b NC |
2988 | mach_o_fat_archentry *entry = NULL; |
2989 | unsigned long i; | |
15e1c58a | 2990 | bfd *nbfd; |
15e1c58a TG |
2991 | enum bfd_architecture arch_type; |
2992 | unsigned long arch_subtype; | |
3af9a47b | 2993 | |
e84d6fca | 2994 | adata = (mach_o_fat_data_struct *) archive->tdata.mach_o_fat_data; |
3af9a47b NC |
2995 | BFD_ASSERT (adata != NULL); |
2996 | ||
2997 | /* Find index of previous entry. */ | |
2998 | if (prev == NULL) | |
2999 | i = 0; /* Start at first one. */ | |
3000 | else | |
3001 | { | |
3002 | for (i = 0; i < adata->nfat_arch; i++) | |
3003 | { | |
15e1c58a | 3004 | if (adata->archentries[i].offset == prev->origin) |
3af9a47b NC |
3005 | break; |
3006 | } | |
3007 | ||
3008 | if (i == adata->nfat_arch) | |
3009 | { | |
3010 | /* Not found. */ | |
3011 | bfd_set_error (bfd_error_bad_value); | |
a95a4550 | 3012 | return NULL; |
3af9a47b NC |
3013 | } |
3014 | i++; /* Get next entry. */ | |
3015 | } | |
a95a4550 | 3016 | |
3af9a47b NC |
3017 | if (i >= adata->nfat_arch) |
3018 | { | |
3019 | bfd_set_error (bfd_error_no_more_archived_files); | |
3020 | return NULL; | |
3021 | } | |
3022 | ||
3023 | entry = &adata->archentries[i]; | |
15e1c58a TG |
3024 | nbfd = _bfd_new_bfd_contained_in (archive); |
3025 | if (nbfd == NULL) | |
3026 | return NULL; | |
3027 | ||
3028 | nbfd->origin = entry->offset; | |
3029 | ||
3030 | bfd_mach_o_convert_architecture (entry->cputype, entry->cpusubtype, | |
3031 | &arch_type, &arch_subtype); | |
846b9259 TG |
3032 | /* Create the member filename. |
3033 | Use FILENAME:ARCH_NAME. */ | |
3034 | { | |
3035 | char *s = NULL; | |
3036 | const char *arch_name; | |
3037 | size_t arch_file_len = strlen (bfd_get_filename (archive)); | |
3038 | ||
3039 | arch_name = bfd_printable_arch_mach (arch_type, arch_subtype); | |
3040 | s = bfd_malloc (arch_file_len + 1 + strlen (arch_name) + 1); | |
3041 | if (s == NULL) | |
3042 | return NULL; | |
3043 | memcpy (s, bfd_get_filename (archive), arch_file_len); | |
3044 | s[arch_file_len] = ':'; | |
3045 | strcpy (s + arch_file_len + 1, arch_name); | |
3046 | nbfd->filename = s; | |
3047 | } | |
15e1c58a | 3048 | nbfd->iostream = NULL; |
846b9259 | 3049 | bfd_set_arch_mach (nbfd, arch_type, arch_subtype); |
3af9a47b | 3050 | |
15e1c58a | 3051 | return nbfd; |
3af9a47b NC |
3052 | } |
3053 | ||
846b9259 TG |
3054 | /* If ABFD format is FORMAT and architecture is ARCH, return it. |
3055 | If ABFD is a fat image containing a member that corresponds to FORMAT | |
3056 | and ARCH, returns it. | |
3057 | In other case, returns NULL. | |
3058 | This function allows transparent uses of fat images. */ | |
3059 | bfd * | |
3060 | bfd_mach_o_fat_extract (bfd *abfd, | |
3061 | bfd_format format, | |
3062 | const bfd_arch_info_type *arch) | |
3063 | { | |
3064 | bfd *res; | |
3065 | mach_o_fat_data_struct *adata; | |
3066 | unsigned int i; | |
3067 | ||
3068 | if (bfd_check_format (abfd, format)) | |
3069 | { | |
3070 | if (bfd_get_arch_info (abfd) == arch) | |
3071 | return abfd; | |
3072 | return NULL; | |
3073 | } | |
3074 | if (!bfd_check_format (abfd, bfd_archive) | |
3075 | || abfd->xvec != &mach_o_fat_vec) | |
3076 | return NULL; | |
c2f09c75 | 3077 | |
846b9259 TG |
3078 | /* This is a Mach-O fat image. */ |
3079 | adata = (mach_o_fat_data_struct *) abfd->tdata.mach_o_fat_data; | |
3080 | BFD_ASSERT (adata != NULL); | |
3081 | ||
3082 | for (i = 0; i < adata->nfat_arch; i++) | |
3083 | { | |
3084 | struct mach_o_fat_archentry *e = &adata->archentries[i]; | |
3085 | enum bfd_architecture cpu_type; | |
3086 | unsigned long cpu_subtype; | |
3087 | ||
3088 | bfd_mach_o_convert_architecture (e->cputype, e->cpusubtype, | |
3089 | &cpu_type, &cpu_subtype); | |
3090 | if (cpu_type != arch->arch || cpu_subtype != arch->mach) | |
3091 | continue; | |
3092 | ||
3093 | /* The architecture is found. */ | |
3094 | res = _bfd_new_bfd_contained_in (abfd); | |
3095 | if (res == NULL) | |
3096 | return NULL; | |
3097 | ||
3098 | res->origin = e->offset; | |
3099 | ||
3100 | res->filename = strdup (abfd->filename); | |
3101 | res->iostream = NULL; | |
3102 | ||
3103 | if (bfd_check_format (res, format)) | |
3104 | { | |
3105 | BFD_ASSERT (bfd_get_arch_info (res) == arch); | |
3106 | return res; | |
3107 | } | |
3108 | bfd_close (res); | |
3109 | return NULL; | |
3110 | } | |
3111 | ||
3112 | return NULL; | |
3113 | } | |
3114 | ||
e84d6fca | 3115 | int |
116c20d2 NC |
3116 | bfd_mach_o_lookup_section (bfd *abfd, |
3117 | asection *section, | |
3118 | bfd_mach_o_load_command **mcommand, | |
3119 | bfd_mach_o_section **msection) | |
3af9a47b | 3120 | { |
046b007d | 3121 | struct mach_o_data_struct *md = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3122 | unsigned int i, j, num; |
3123 | ||
3124 | bfd_mach_o_load_command *ncmd = NULL; | |
3125 | bfd_mach_o_section *nsect = NULL; | |
3126 | ||
3127 | BFD_ASSERT (mcommand != NULL); | |
3128 | BFD_ASSERT (msection != NULL); | |
3129 | ||
3130 | num = 0; | |
3131 | for (i = 0; i < md->header.ncmds; i++) | |
3132 | { | |
3133 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
3134 | struct bfd_mach_o_segment_command *seg = NULL; | |
3135 | ||
1e8a024a TG |
3136 | if (cmd->type != BFD_MACH_O_LC_SEGMENT |
3137 | || cmd->type != BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b NC |
3138 | continue; |
3139 | seg = &cmd->command.segment; | |
a95a4550 | 3140 | |
3af9a47b NC |
3141 | for (j = 0; j < seg->nsects; j++) |
3142 | { | |
3143 | struct bfd_mach_o_section *sect = &seg->sections[j]; | |
3144 | ||
3145 | if (sect->bfdsection == section) | |
3146 | { | |
3147 | if (num == 0) | |
b32e07d7 TG |
3148 | { |
3149 | nsect = sect; | |
3150 | ncmd = cmd; | |
3151 | } | |
3af9a47b NC |
3152 | num++; |
3153 | } | |
3154 | } | |
3155 | } | |
a95a4550 | 3156 | |
3af9a47b NC |
3157 | *mcommand = ncmd; |
3158 | *msection = nsect; | |
3159 | return num; | |
3160 | } | |
3161 | ||
3162 | int | |
116c20d2 NC |
3163 | bfd_mach_o_lookup_command (bfd *abfd, |
3164 | bfd_mach_o_load_command_type type, | |
3165 | bfd_mach_o_load_command **mcommand) | |
3af9a47b | 3166 | { |
046b007d | 3167 | struct mach_o_data_struct *md = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3168 | bfd_mach_o_load_command *ncmd = NULL; |
3169 | unsigned int i, num; | |
3170 | ||
3af9a47b NC |
3171 | BFD_ASSERT (md != NULL); |
3172 | BFD_ASSERT (mcommand != NULL); | |
3173 | ||
3174 | num = 0; | |
3175 | for (i = 0; i < md->header.ncmds; i++) | |
3176 | { | |
3177 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
3178 | ||
3179 | if (cmd->type != type) | |
3180 | continue; | |
3181 | ||
3182 | if (num == 0) | |
3183 | ncmd = cmd; | |
3184 | num++; | |
3185 | } | |
3186 | ||
3187 | *mcommand = ncmd; | |
3188 | return num; | |
3189 | } | |
3190 | ||
3191 | unsigned long | |
116c20d2 | 3192 | bfd_mach_o_stack_addr (enum bfd_mach_o_cpu_type type) |
3af9a47b NC |
3193 | { |
3194 | switch (type) | |
3195 | { | |
3196 | case BFD_MACH_O_CPU_TYPE_MC680x0: | |
3197 | return 0x04000000; | |
3198 | case BFD_MACH_O_CPU_TYPE_MC88000: | |
3199 | return 0xffffe000; | |
3200 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
3201 | return 0xc0000000; | |
3202 | case BFD_MACH_O_CPU_TYPE_I386: | |
3203 | return 0xc0000000; | |
3204 | case BFD_MACH_O_CPU_TYPE_SPARC: | |
3205 | return 0xf0000000; | |
3206 | case BFD_MACH_O_CPU_TYPE_I860: | |
3207 | return 0; | |
3208 | case BFD_MACH_O_CPU_TYPE_HPPA: | |
e84d6fca | 3209 | return 0xc0000000 - 0x04000000; |
3af9a47b NC |
3210 | default: |
3211 | return 0; | |
3212 | } | |
3213 | } | |
3214 | ||
046b007d | 3215 | typedef struct bfd_mach_o_xlat_name |
15e1c58a | 3216 | { |
046b007d TG |
3217 | const char *name; |
3218 | unsigned long val; | |
3219 | } | |
3220 | bfd_mach_o_xlat_name; | |
3221 | ||
3222 | static void | |
3223 | bfd_mach_o_print_flags (const bfd_mach_o_xlat_name *table, | |
3224 | unsigned long val, | |
3225 | FILE *file) | |
3226 | { | |
3227 | int first = 1; | |
3228 | ||
3229 | for (; table->name; table++) | |
3230 | { | |
3231 | if (table->val & val) | |
3232 | { | |
3233 | if (!first) | |
3234 | fprintf (file, "+"); | |
3235 | fprintf (file, "%s", table->name); | |
3236 | val &= ~table->val; | |
3237 | first = 0; | |
3238 | } | |
3239 | } | |
3240 | if (val) | |
3241 | { | |
3242 | if (!first) | |
3243 | fprintf (file, "+"); | |
3244 | fprintf (file, "0x%lx", val); | |
3245 | return; | |
3246 | } | |
3247 | if (first) | |
3248 | fprintf (file, "-"); | |
3249 | } | |
3250 | ||
3251 | static const char * | |
3252 | bfd_mach_o_get_name (const bfd_mach_o_xlat_name *table, unsigned long val) | |
3253 | { | |
3254 | for (; table->name; table++) | |
3255 | if (table->val == val) | |
3256 | return table->name; | |
3257 | return "*UNKNOWN*"; | |
3258 | } | |
3259 | ||
3260 | static bfd_mach_o_xlat_name bfd_mach_o_cpu_name[] = | |
3261 | { | |
afecc97c TG |
3262 | { "vax", BFD_MACH_O_CPU_TYPE_VAX }, |
3263 | { "mc680x0", BFD_MACH_O_CPU_TYPE_MC680x0 }, | |
3264 | { "i386", BFD_MACH_O_CPU_TYPE_I386 }, | |
3265 | { "mips", BFD_MACH_O_CPU_TYPE_MIPS }, | |
3266 | { "mc98000", BFD_MACH_O_CPU_TYPE_MC98000 }, | |
3267 | { "hppa", BFD_MACH_O_CPU_TYPE_HPPA }, | |
3268 | { "arm", BFD_MACH_O_CPU_TYPE_ARM }, | |
3269 | { "mc88000", BFD_MACH_O_CPU_TYPE_MC88000 }, | |
3270 | { "sparc", BFD_MACH_O_CPU_TYPE_SPARC }, | |
3271 | { "i860", BFD_MACH_O_CPU_TYPE_I860 }, | |
3272 | { "alpha", BFD_MACH_O_CPU_TYPE_ALPHA }, | |
3273 | { "powerpc", BFD_MACH_O_CPU_TYPE_POWERPC }, | |
3274 | { "powerpc_64", BFD_MACH_O_CPU_TYPE_POWERPC_64 }, | |
3275 | { "x86_64", BFD_MACH_O_CPU_TYPE_X86_64 }, | |
046b007d TG |
3276 | { NULL, 0} |
3277 | }; | |
3278 | ||
3279 | static bfd_mach_o_xlat_name bfd_mach_o_filetype_name[] = | |
3280 | { | |
afecc97c TG |
3281 | { "object", BFD_MACH_O_MH_OBJECT }, |
3282 | { "execute", BFD_MACH_O_MH_EXECUTE }, | |
3283 | { "fvmlib", BFD_MACH_O_MH_FVMLIB }, | |
3284 | { "core", BFD_MACH_O_MH_CORE }, | |
3285 | { "preload", BFD_MACH_O_MH_PRELOAD }, | |
3286 | { "dylib", BFD_MACH_O_MH_DYLIB }, | |
3287 | { "dylinker", BFD_MACH_O_MH_DYLINKER }, | |
3288 | { "bundle", BFD_MACH_O_MH_BUNDLE }, | |
3289 | { "dylib_stub", BFD_MACH_O_MH_DYLIB_STUB }, | |
3290 | { "dym", BFD_MACH_O_MH_DSYM }, | |
3291 | { "kext_bundle", BFD_MACH_O_MH_KEXT_BUNDLE }, | |
046b007d TG |
3292 | { NULL, 0} |
3293 | }; | |
3294 | ||
3295 | static bfd_mach_o_xlat_name bfd_mach_o_header_flags_name[] = | |
3296 | { | |
3297 | { "noundefs", BFD_MACH_O_MH_NOUNDEFS }, | |
3298 | { "incrlink", BFD_MACH_O_MH_INCRLINK }, | |
3299 | { "dyldlink", BFD_MACH_O_MH_DYLDLINK }, | |
3300 | { "bindatload", BFD_MACH_O_MH_BINDATLOAD }, | |
3301 | { "prebound", BFD_MACH_O_MH_PREBOUND }, | |
3302 | { "split_segs", BFD_MACH_O_MH_SPLIT_SEGS }, | |
3303 | { "lazy_init", BFD_MACH_O_MH_LAZY_INIT }, | |
3304 | { "twolevel", BFD_MACH_O_MH_TWOLEVEL }, | |
3305 | { "force_flat", BFD_MACH_O_MH_FORCE_FLAT }, | |
3306 | { "nomultidefs", BFD_MACH_O_MH_NOMULTIDEFS }, | |
3307 | { "nofixprebinding", BFD_MACH_O_MH_NOFIXPREBINDING }, | |
3308 | { "prebindable", BFD_MACH_O_MH_PREBINDABLE }, | |
3309 | { "allmodsbound", BFD_MACH_O_MH_ALLMODSBOUND }, | |
3310 | { "subsections_via_symbols", BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS }, | |
3311 | { "canonical", BFD_MACH_O_MH_CANONICAL }, | |
3312 | { "weak_defines", BFD_MACH_O_MH_WEAK_DEFINES }, | |
3313 | { "binds_to_weak", BFD_MACH_O_MH_BINDS_TO_WEAK }, | |
3314 | { "allow_stack_execution", BFD_MACH_O_MH_ALLOW_STACK_EXECUTION }, | |
3315 | { "root_safe", BFD_MACH_O_MH_ROOT_SAFE }, | |
3316 | { "setuid_safe", BFD_MACH_O_MH_SETUID_SAFE }, | |
3317 | { "no_reexported_dylibs", BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS }, | |
3318 | { "pie", BFD_MACH_O_MH_PIE }, | |
3319 | { NULL, 0} | |
3320 | }; | |
3321 | ||
3322 | static bfd_mach_o_xlat_name bfd_mach_o_section_type_name[] = | |
3323 | { | |
3324 | { "regular", BFD_MACH_O_S_REGULAR}, | |
3325 | { "zerofill", BFD_MACH_O_S_ZEROFILL}, | |
3326 | { "cstring_literals", BFD_MACH_O_S_CSTRING_LITERALS}, | |
3327 | { "4byte_literals", BFD_MACH_O_S_4BYTE_LITERALS}, | |
3328 | { "8byte_literals", BFD_MACH_O_S_8BYTE_LITERALS}, | |
3329 | { "literal_pointers", BFD_MACH_O_S_LITERAL_POINTERS}, | |
3330 | { "non_lazy_symbol_pointers", BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS}, | |
3331 | { "lazy_symbol_pointers", BFD_MACH_O_S_LAZY_SYMBOL_POINTERS}, | |
3332 | { "symbol_stubs", BFD_MACH_O_S_SYMBOL_STUBS}, | |
3333 | { "mod_init_func_pointers", BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS}, | |
3334 | { "mod_fini_func_pointers", BFD_MACH_O_S_MOD_FINI_FUNC_POINTERS}, | |
3335 | { "coalesced", BFD_MACH_O_S_COALESCED}, | |
3336 | { "gb_zerofill", BFD_MACH_O_S_GB_ZEROFILL}, | |
3337 | { "interposing", BFD_MACH_O_S_INTERPOSING}, | |
3338 | { "16byte_literals", BFD_MACH_O_S_16BYTE_LITERALS}, | |
3339 | { "dtrace_dof", BFD_MACH_O_S_DTRACE_DOF}, | |
3340 | { "lazy_dylib_symbol_pointers", BFD_MACH_O_S_LAZY_DYLIB_SYMBOL_POINTERS}, | |
3341 | { NULL, 0} | |
3342 | }; | |
3343 | ||
3344 | static bfd_mach_o_xlat_name bfd_mach_o_section_attribute_name[] = | |
3345 | { | |
3346 | { "loc_reloc", BFD_MACH_O_S_ATTR_LOC_RELOC }, | |
3347 | { "ext_reloc", BFD_MACH_O_S_ATTR_EXT_RELOC }, | |
3348 | { "some_instructions", BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS }, | |
3349 | { "debug", BFD_MACH_O_S_ATTR_DEBUG }, | |
3350 | { "modifying_code", BFD_MACH_O_S_SELF_MODIFYING_CODE }, | |
3351 | { "live_support", BFD_MACH_O_S_ATTR_LIVE_SUPPORT }, | |
3352 | { "no_dead_strip", BFD_MACH_O_S_ATTR_NO_DEAD_STRIP }, | |
3353 | { "strip_static_syms", BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS }, | |
3354 | { "no_toc", BFD_MACH_O_S_ATTR_NO_TOC }, | |
3355 | { "pure_instructions", BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS }, | |
3356 | { NULL, 0} | |
3357 | }; | |
3358 | ||
3359 | static bfd_mach_o_xlat_name bfd_mach_o_load_command_name[] = | |
3360 | { | |
3361 | { "segment", BFD_MACH_O_LC_SEGMENT}, | |
3362 | { "symtab", BFD_MACH_O_LC_SYMTAB}, | |
3363 | { "symseg", BFD_MACH_O_LC_SYMSEG}, | |
3364 | { "thread", BFD_MACH_O_LC_THREAD}, | |
3365 | { "unixthread", BFD_MACH_O_LC_UNIXTHREAD}, | |
3366 | { "loadfvmlib", BFD_MACH_O_LC_LOADFVMLIB}, | |
3367 | { "idfvmlib", BFD_MACH_O_LC_IDFVMLIB}, | |
3368 | { "ident", BFD_MACH_O_LC_IDENT}, | |
3369 | { "fvmfile", BFD_MACH_O_LC_FVMFILE}, | |
3370 | { "prepage", BFD_MACH_O_LC_PREPAGE}, | |
3371 | { "dysymtab", BFD_MACH_O_LC_DYSYMTAB}, | |
3372 | { "load_dylib", BFD_MACH_O_LC_LOAD_DYLIB}, | |
3373 | { "id_dylib", BFD_MACH_O_LC_ID_DYLIB}, | |
3374 | { "load_dylinker", BFD_MACH_O_LC_LOAD_DYLINKER}, | |
3375 | { "id_dylinker", BFD_MACH_O_LC_ID_DYLINKER}, | |
3376 | { "prebound_dylib", BFD_MACH_O_LC_PREBOUND_DYLIB}, | |
3377 | { "routines", BFD_MACH_O_LC_ROUTINES}, | |
3378 | { "sub_framework", BFD_MACH_O_LC_SUB_FRAMEWORK}, | |
3379 | { "sub_umbrella", BFD_MACH_O_LC_SUB_UMBRELLA}, | |
3380 | { "sub_client", BFD_MACH_O_LC_SUB_CLIENT}, | |
3381 | { "sub_library", BFD_MACH_O_LC_SUB_LIBRARY}, | |
3382 | { "twolevel_hints", BFD_MACH_O_LC_TWOLEVEL_HINTS}, | |
3383 | { "prebind_cksum", BFD_MACH_O_LC_PREBIND_CKSUM}, | |
3384 | { "load_weak_dylib", BFD_MACH_O_LC_LOAD_WEAK_DYLIB}, | |
3385 | { "segment_64", BFD_MACH_O_LC_SEGMENT_64}, | |
3386 | { "routines_64", BFD_MACH_O_LC_ROUTINES_64}, | |
3387 | { "uuid", BFD_MACH_O_LC_UUID}, | |
3388 | { "rpath", BFD_MACH_O_LC_RPATH}, | |
3389 | { "code_signature", BFD_MACH_O_LC_CODE_SIGNATURE}, | |
3390 | { "segment_split_info", BFD_MACH_O_LC_SEGMENT_SPLIT_INFO}, | |
3391 | { "reexport_dylib", BFD_MACH_O_LC_REEXPORT_DYLIB}, | |
3392 | { "lazy_load_dylib", BFD_MACH_O_LC_LAZY_LOAD_DYLIB}, | |
3393 | { "encryption_info", BFD_MACH_O_LC_ENCRYPTION_INFO}, | |
ad86f1fb | 3394 | { "dyld_info", BFD_MACH_O_LC_DYLD_INFO}, |
046b007d TG |
3395 | { NULL, 0} |
3396 | }; | |
3397 | ||
3398 | static void | |
3399 | bfd_mach_o_print_private_header (bfd *abfd, FILE *file) | |
3400 | { | |
3401 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3402 | bfd_mach_o_header *h = &mdata->header; | |
3403 | ||
afecc97c | 3404 | fputs (_("Mach-O header:\n"), file); |
046b007d TG |
3405 | fprintf (file, _(" magic : %08lx\n"), h->magic); |
3406 | fprintf (file, _(" cputype : %08lx (%s)\n"), h->cputype, | |
3407 | bfd_mach_o_get_name (bfd_mach_o_cpu_name, h->cputype)); | |
3408 | fprintf (file, _(" cpusubtype: %08lx\n"), h->cpusubtype); | |
3409 | fprintf (file, _(" filetype : %08lx (%s)\n"), | |
3410 | h->filetype, | |
3411 | bfd_mach_o_get_name (bfd_mach_o_filetype_name, h->filetype)); | |
b2b62060 | 3412 | fprintf (file, _(" ncmds : %08lx (%lu)\n"), h->ncmds, h->ncmds); |
046b007d TG |
3413 | fprintf (file, _(" sizeofcmds: %08lx\n"), h->sizeofcmds); |
3414 | fprintf (file, _(" flags : %08lx ("), h->flags); | |
3415 | bfd_mach_o_print_flags (bfd_mach_o_header_flags_name, h->flags, file); | |
afecc97c | 3416 | fputs (_(")\n"), file); |
b8674692 | 3417 | fprintf (file, _(" reserved : %08x\n"), h->reserved); |
046b007d TG |
3418 | } |
3419 | ||
3420 | static void | |
3421 | bfd_mach_o_print_section_map (bfd *abfd, FILE *file) | |
3422 | { | |
3423 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
15e1c58a TG |
3424 | unsigned int i, j; |
3425 | unsigned int sec_nbr = 0; | |
3426 | ||
afecc97c TG |
3427 | fputs (_("Segments and Sections:\n"), file); |
3428 | fputs (_(" #: Segment name Section name Address\n"), file); | |
15e1c58a TG |
3429 | |
3430 | for (i = 0; i < mdata->header.ncmds; i++) | |
3431 | { | |
3432 | bfd_mach_o_segment_command *seg; | |
3433 | ||
3434 | if (mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT | |
3435 | && mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT_64) | |
3436 | continue; | |
3437 | ||
3438 | seg = &mdata->commands[i].command.segment; | |
3439 | ||
3440 | fprintf (file, "[Segment %-16s ", seg->segname); | |
3441 | fprintf_vma (file, seg->vmaddr); | |
3442 | fprintf (file, "-"); | |
3443 | fprintf_vma (file, seg->vmaddr + seg->vmsize - 1); | |
3444 | fputc (' ', file); | |
3445 | fputc (seg->initprot & BFD_MACH_O_PROT_READ ? 'r' : '-', file); | |
3446 | fputc (seg->initprot & BFD_MACH_O_PROT_WRITE ? 'w' : '-', file); | |
3447 | fputc (seg->initprot & BFD_MACH_O_PROT_EXECUTE ? 'x' : '-', file); | |
3448 | fprintf (file, "]\n"); | |
3449 | for (j = 0; j < seg->nsects; j++) | |
3450 | { | |
3451 | bfd_mach_o_section *sec = &seg->sections[j]; | |
3452 | fprintf (file, "%02u: %-16s %-16s ", ++sec_nbr, | |
3453 | sec->segname, sec->sectname); | |
3454 | fprintf_vma (file, sec->addr); | |
3455 | fprintf (file, " "); | |
3456 | fprintf_vma (file, sec->size); | |
3457 | fprintf (file, " %08lx\n", sec->flags); | |
3458 | } | |
3459 | } | |
046b007d TG |
3460 | } |
3461 | ||
046b007d TG |
3462 | static void |
3463 | bfd_mach_o_print_section (bfd *abfd ATTRIBUTE_UNUSED, | |
3464 | bfd_mach_o_section *sec, FILE *file) | |
3465 | { | |
b32e07d7 TG |
3466 | fprintf (file, " Section: %-16s %-16s (bfdname: %s)\n", |
3467 | sec->sectname, sec->segname, sec->bfdsection->name); | |
046b007d TG |
3468 | fprintf (file, " addr: "); |
3469 | fprintf_vma (file, sec->addr); | |
3470 | fprintf (file, " size: "); | |
3471 | fprintf_vma (file, sec->size); | |
3472 | fprintf (file, " offset: "); | |
3473 | fprintf_vma (file, sec->offset); | |
3474 | fprintf (file, "\n"); | |
3475 | fprintf (file, " align: %ld", sec->align); | |
3476 | fprintf (file, " nreloc: %lu reloff: ", sec->nreloc); | |
3477 | fprintf_vma (file, sec->reloff); | |
3478 | fprintf (file, "\n"); | |
3479 | fprintf (file, " flags: %08lx (type: %s", sec->flags, | |
3480 | bfd_mach_o_get_name (bfd_mach_o_section_type_name, | |
3481 | sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)); | |
3482 | fprintf (file, " attr: "); | |
3483 | bfd_mach_o_print_flags (bfd_mach_o_section_attribute_name, | |
3484 | sec->flags & BFD_MACH_O_SECTION_ATTRIBUTES_MASK, | |
3485 | file); | |
3486 | fprintf (file, ")\n"); | |
3487 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3488 | { | |
3489 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
3490 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
3491 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3492 | fprintf (file, " first indirect sym: %lu", sec->reserved1); | |
3493 | fprintf (file, " (%u entries)", | |
3494 | bfd_mach_o_section_get_nbr_indirect (abfd, sec)); | |
3495 | break; | |
3496 | default: | |
3497 | fprintf (file, " reserved1: 0x%lx", sec->reserved1); | |
3498 | break; | |
3499 | } | |
3500 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3501 | { | |
3502 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3503 | fprintf (file, " stub size: %lu", sec->reserved2); | |
3504 | break; | |
3505 | default: | |
3506 | fprintf (file, " reserved2: 0x%lx", sec->reserved2); | |
3507 | break; | |
3508 | } | |
3509 | fprintf (file, " reserved3: 0x%lx\n", sec->reserved3); | |
3510 | } | |
3511 | ||
3512 | static void | |
3513 | bfd_mach_o_print_segment (bfd *abfd ATTRIBUTE_UNUSED, | |
3514 | bfd_mach_o_load_command *cmd, FILE *file) | |
3515 | { | |
3516 | bfd_mach_o_segment_command *seg = &cmd->command.segment; | |
3517 | unsigned int i; | |
3518 | ||
b32e07d7 | 3519 | fprintf (file, " name: %s\n", *seg->segname ? seg->segname : "*none*"); |
046b007d TG |
3520 | fprintf (file, " vmaddr: "); |
3521 | fprintf_vma (file, seg->vmaddr); | |
3522 | fprintf (file, " vmsize: "); | |
3523 | fprintf_vma (file, seg->vmsize); | |
3524 | fprintf (file, "\n"); | |
3525 | fprintf (file, " fileoff: "); | |
3526 | fprintf_vma (file, seg->fileoff); | |
3527 | fprintf (file, " filesize: "); | |
3528 | fprintf_vma (file, (bfd_vma)seg->filesize); | |
3529 | fprintf (file, " endoff: "); | |
3530 | fprintf_vma (file, (bfd_vma)(seg->fileoff + seg->filesize)); | |
3531 | fprintf (file, "\n"); | |
3532 | fprintf (file, " nsects: %lu ", seg->nsects); | |
3533 | fprintf (file, " flags: %lx\n", seg->flags); | |
3534 | for (i = 0; i < seg->nsects; i++) | |
3535 | bfd_mach_o_print_section (abfd, &seg->sections[i], file); | |
3536 | } | |
3537 | ||
3538 | static void | |
3539 | bfd_mach_o_print_dysymtab (bfd *abfd ATTRIBUTE_UNUSED, | |
3540 | bfd_mach_o_load_command *cmd, FILE *file) | |
3541 | { | |
3542 | bfd_mach_o_dysymtab_command *dysymtab = &cmd->command.dysymtab; | |
3543 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3544 | unsigned int i; | |
3545 | ||
b32e07d7 | 3546 | fprintf (file, " local symbols: idx: %10lu num: %-8lu", |
046b007d | 3547 | dysymtab->ilocalsym, dysymtab->nlocalsym); |
b32e07d7 TG |
3548 | fprintf (file, " (nxtidx: %lu)\n", |
3549 | dysymtab->ilocalsym + dysymtab->nlocalsym); | |
3550 | fprintf (file, " external symbols: idx: %10lu num: %-8lu", | |
046b007d | 3551 | dysymtab->iextdefsym, dysymtab->nextdefsym); |
b32e07d7 TG |
3552 | fprintf (file, " (nxtidx: %lu)\n", |
3553 | dysymtab->iextdefsym + dysymtab->nextdefsym); | |
3554 | fprintf (file, " undefined symbols: idx: %10lu num: %-8lu", | |
046b007d | 3555 | dysymtab->iundefsym, dysymtab->nundefsym); |
b32e07d7 TG |
3556 | fprintf (file, " (nxtidx: %lu)\n", |
3557 | dysymtab->iundefsym + dysymtab->nundefsym); | |
046b007d TG |
3558 | fprintf (file, " table of content: off: 0x%08lx num: %-8lu", |
3559 | dysymtab->tocoff, dysymtab->ntoc); | |
3560 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3561 | dysymtab->tocoff | |
3562 | + dysymtab->ntoc * BFD_MACH_O_TABLE_OF_CONTENT_SIZE); | |
3563 | fprintf (file, " module table: off: 0x%08lx num: %-8lu", | |
3564 | dysymtab->modtaboff, dysymtab->nmodtab); | |
3565 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3566 | dysymtab->modtaboff + dysymtab->nmodtab | |
3567 | * (mach_o_wide_p (&mdata->header) ? | |
3568 | BFD_MACH_O_DYLIB_MODULE_64_SIZE : BFD_MACH_O_DYLIB_MODULE_SIZE)); | |
3569 | fprintf (file, " external reference table: off: 0x%08lx num: %-8lu", | |
3570 | dysymtab->extrefsymoff, dysymtab->nextrefsyms); | |
3571 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3572 | dysymtab->extrefsymoff | |
3573 | + dysymtab->nextrefsyms * BFD_MACH_O_REFERENCE_SIZE); | |
3574 | fprintf (file, " indirect symbol table: off: 0x%08lx num: %-8lu", | |
3575 | dysymtab->indirectsymoff, dysymtab->nindirectsyms); | |
3576 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3577 | dysymtab->indirectsymoff | |
3578 | + dysymtab->nindirectsyms * BFD_MACH_O_INDIRECT_SYMBOL_SIZE); | |
3579 | fprintf (file, " external relocation table: off: 0x%08lx num: %-8lu", | |
3580 | dysymtab->extreloff, dysymtab->nextrel); | |
3581 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3582 | dysymtab->extreloff + dysymtab->nextrel * BFD_MACH_O_RELENT_SIZE); | |
3583 | fprintf (file, " local relocation table: off: 0x%08lx num: %-8lu", | |
3584 | dysymtab->locreloff, dysymtab->nlocrel); | |
3585 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3586 | dysymtab->locreloff + dysymtab->nlocrel * BFD_MACH_O_RELENT_SIZE); | |
3587 | ||
3588 | if (dysymtab->ntoc > 0 | |
3589 | || dysymtab->nindirectsyms > 0 | |
3590 | || dysymtab->nextrefsyms > 0) | |
3591 | { | |
3592 | /* Try to read the symbols to display the toc or indirect symbols. */ | |
ab273af8 | 3593 | bfd_mach_o_read_symtab_symbols (abfd); |
046b007d TG |
3594 | } |
3595 | else if (dysymtab->nmodtab > 0) | |
3596 | { | |
3597 | /* Try to read the strtab to display modules name. */ | |
ab273af8 | 3598 | bfd_mach_o_read_symtab_strtab (abfd); |
046b007d TG |
3599 | } |
3600 | ||
3601 | for (i = 0; i < dysymtab->nmodtab; i++) | |
3602 | { | |
3603 | bfd_mach_o_dylib_module *module = &dysymtab->dylib_module[i]; | |
3604 | fprintf (file, " module %u:\n", i); | |
3605 | fprintf (file, " name: %lu", module->module_name_idx); | |
3606 | if (mdata->symtab && mdata->symtab->strtab) | |
3607 | fprintf (file, ": %s", | |
3608 | mdata->symtab->strtab + module->module_name_idx); | |
3609 | fprintf (file, "\n"); | |
3610 | fprintf (file, " extdefsym: idx: %8lu num: %lu\n", | |
3611 | module->iextdefsym, module->nextdefsym); | |
3612 | fprintf (file, " refsym: idx: %8lu num: %lu\n", | |
3613 | module->irefsym, module->nrefsym); | |
3614 | fprintf (file, " localsym: idx: %8lu num: %lu\n", | |
3615 | module->ilocalsym, module->nlocalsym); | |
3616 | fprintf (file, " extrel: idx: %8lu num: %lu\n", | |
3617 | module->iextrel, module->nextrel); | |
3618 | fprintf (file, " init: idx: %8u num: %u\n", | |
3619 | module->iinit, module->ninit); | |
3620 | fprintf (file, " term: idx: %8u num: %u\n", | |
3621 | module->iterm, module->nterm); | |
3622 | fprintf (file, " objc_module_info: addr: "); | |
3623 | fprintf_vma (file, module->objc_module_info_addr); | |
3624 | fprintf (file, " size: %lu\n", module->objc_module_info_size); | |
3625 | } | |
3626 | ||
3627 | if (dysymtab->ntoc > 0) | |
3628 | { | |
3629 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
3630 | ||
3631 | fprintf (file, " table of content: (symbol/module)\n"); | |
3632 | for (i = 0; i < dysymtab->ntoc; i++) | |
3633 | { | |
3634 | bfd_mach_o_dylib_table_of_content *toc = &dysymtab->dylib_toc[i]; | |
3635 | ||
3636 | fprintf (file, " %4u: ", i); | |
3637 | if (symtab && symtab->symbols && toc->symbol_index < symtab->nsyms) | |
3638 | { | |
3639 | const char *name = symtab->symbols[toc->symbol_index].symbol.name; | |
3640 | fprintf (file, "%s (%lu)", name ? name : "*invalid*", | |
3641 | toc->symbol_index); | |
3642 | } | |
3643 | else | |
3644 | fprintf (file, "%lu", toc->symbol_index); | |
3645 | ||
3646 | fprintf (file, " / "); | |
3647 | if (symtab && symtab->strtab | |
3648 | && toc->module_index < dysymtab->nmodtab) | |
3649 | { | |
3650 | bfd_mach_o_dylib_module *mod; | |
3651 | mod = &dysymtab->dylib_module[toc->module_index]; | |
3652 | fprintf (file, "%s (%lu)", | |
3653 | symtab->strtab + mod->module_name_idx, | |
3654 | toc->module_index); | |
3655 | } | |
3656 | else | |
3657 | fprintf (file, "%lu", toc->module_index); | |
3658 | ||
3659 | fprintf (file, "\n"); | |
3660 | } | |
3661 | } | |
3662 | ||
3663 | if (dysymtab->nindirectsyms != 0) | |
3664 | { | |
3665 | fprintf (file, " indirect symbols:\n"); | |
3666 | ||
3667 | for (i = 0; i < mdata->nsects; i++) | |
3668 | { | |
3669 | bfd_mach_o_section *sec = mdata->sections[i]; | |
3670 | unsigned int j, first, last; | |
3671 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
afecc97c TG |
3672 | bfd_vma addr; |
3673 | bfd_vma entry_size; | |
046b007d TG |
3674 | |
3675 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3676 | { | |
3677 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
3678 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
3679 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3680 | first = sec->reserved1; | |
3681 | last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); | |
afecc97c TG |
3682 | addr = sec->addr; |
3683 | entry_size = bfd_mach_o_section_get_entry_size (abfd, sec); | |
046b007d TG |
3684 | fprintf (file, " for section %s.%s:\n", |
3685 | sec->segname, sec->sectname); | |
3686 | for (j = first; j < last; j++) | |
3687 | { | |
3688 | unsigned int isym = dysymtab->indirect_syms[j]; | |
3689 | ||
afecc97c TG |
3690 | fprintf (file, " "); |
3691 | fprintf_vma (file, addr); | |
3692 | fprintf (file, " %5u: 0x%08x", j, isym); | |
046b007d TG |
3693 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_LOCAL) |
3694 | fprintf (file, " LOCAL"); | |
3695 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_ABS) | |
3696 | fprintf (file, " ABSOLUTE"); | |
3697 | if (symtab && symtab->symbols | |
3698 | && isym < symtab->nsyms | |
3699 | && symtab->symbols[isym].symbol.name) | |
3700 | fprintf (file, " %s", symtab->symbols[isym].symbol.name); | |
3701 | fprintf (file, "\n"); | |
afecc97c | 3702 | addr += entry_size; |
046b007d TG |
3703 | } |
3704 | break; | |
3705 | default: | |
3706 | break; | |
3707 | } | |
3708 | } | |
3709 | } | |
3710 | if (dysymtab->nextrefsyms > 0) | |
3711 | { | |
3712 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
3713 | ||
3714 | fprintf (file, " external reference table: (symbol flags)\n"); | |
3715 | for (i = 0; i < dysymtab->nextrefsyms; i++) | |
3716 | { | |
3717 | bfd_mach_o_dylib_reference *ref = &dysymtab->ext_refs[i]; | |
3718 | ||
3719 | fprintf (file, " %4u: %5lu 0x%02lx", i, ref->isym, ref->flags); | |
3720 | if (symtab && symtab->symbols | |
3721 | && ref->isym < symtab->nsyms | |
3722 | && symtab->symbols[ref->isym].symbol.name) | |
3723 | fprintf (file, " %s", symtab->symbols[ref->isym].symbol.name); | |
3724 | fprintf (file, "\n"); | |
3725 | } | |
3726 | } | |
3727 | ||
3728 | } | |
3729 | ||
ad86f1fb TG |
3730 | static void |
3731 | bfd_mach_o_print_dyld_info (bfd *abfd ATTRIBUTE_UNUSED, | |
3732 | bfd_mach_o_load_command *cmd, FILE *file) | |
3733 | { | |
3734 | bfd_mach_o_dyld_info_command *info = &cmd->command.dyld_info; | |
3735 | ||
3736 | fprintf (file, " rebase: off: 0x%08x size: %-8u\n", | |
3737 | info->rebase_off, info->rebase_size); | |
3738 | fprintf (file, " bind: off: 0x%08x size: %-8u\n", | |
3739 | info->bind_off, info->bind_size); | |
3740 | fprintf (file, " weak bind: off: 0x%08x size: %-8u\n", | |
3741 | info->weak_bind_off, info->weak_bind_size); | |
3742 | fprintf (file, " lazy bind: off: 0x%08x size: %-8u\n", | |
3743 | info->lazy_bind_off, info->lazy_bind_size); | |
3744 | fprintf (file, " export: off: 0x%08x size: %-8u\n", | |
3745 | info->export_off, info->export_size); | |
3746 | } | |
3747 | ||
046b007d | 3748 | bfd_boolean |
91d6fa6a | 3749 | bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, void * ptr) |
046b007d TG |
3750 | { |
3751 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3752 | FILE *file = (FILE *) ptr; | |
3753 | unsigned int i; | |
3754 | ||
3755 | bfd_mach_o_print_private_header (abfd, file); | |
3756 | fputc ('\n', file); | |
15e1c58a TG |
3757 | |
3758 | for (i = 0; i < mdata->header.ncmds; i++) | |
3759 | { | |
3760 | bfd_mach_o_load_command *cmd = &mdata->commands[i]; | |
046b007d TG |
3761 | |
3762 | fprintf (file, "Load command %s:", | |
3763 | bfd_mach_o_get_name (bfd_mach_o_load_command_name, cmd->type)); | |
15e1c58a TG |
3764 | switch (cmd->type) |
3765 | { | |
3766 | case BFD_MACH_O_LC_SEGMENT: | |
3767 | case BFD_MACH_O_LC_SEGMENT_64: | |
046b007d | 3768 | bfd_mach_o_print_segment (abfd, cmd, file); |
15e1c58a TG |
3769 | break; |
3770 | case BFD_MACH_O_LC_UUID: | |
3771 | { | |
3772 | bfd_mach_o_uuid_command *uuid = &cmd->command.uuid; | |
91d6fa6a | 3773 | unsigned int j; |
15e1c58a | 3774 | |
91d6fa6a NC |
3775 | for (j = 0; j < sizeof (uuid->uuid); j ++) |
3776 | fprintf (file, " %02x", uuid->uuid[j]); | |
15e1c58a TG |
3777 | fputc ('\n', file); |
3778 | } | |
3779 | break; | |
3780 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
046b007d TG |
3781 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: |
3782 | case BFD_MACH_O_LC_REEXPORT_DYLIB: | |
3783 | case BFD_MACH_O_LC_ID_DYLIB: | |
15e1c58a TG |
3784 | { |
3785 | bfd_mach_o_dylib_command *dylib = &cmd->command.dylib; | |
b32e07d7 | 3786 | fprintf (file, " %s\n", dylib->name_str); |
15e1c58a TG |
3787 | fprintf (file, " time stamp: 0x%08lx\n", |
3788 | dylib->timestamp); | |
3789 | fprintf (file, " current version: 0x%08lx\n", | |
3790 | dylib->current_version); | |
3791 | fprintf (file, " comptibility version: 0x%08lx\n", | |
3792 | dylib->compatibility_version); | |
15e1c58a TG |
3793 | break; |
3794 | } | |
3795 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
b32e07d7 TG |
3796 | case BFD_MACH_O_LC_ID_DYLINKER: |
3797 | fprintf (file, " %s\n", cmd->command.dylinker.name_str); | |
3798 | break; | |
15e1c58a TG |
3799 | case BFD_MACH_O_LC_SYMTAB: |
3800 | { | |
3801 | bfd_mach_o_symtab_command *symtab = &cmd->command.symtab; | |
15e1c58a | 3802 | fprintf (file, |
046b007d TG |
3803 | "\n" |
3804 | " symoff: 0x%08x nsyms: %8u (endoff: 0x%08x)\n", | |
3805 | symtab->symoff, symtab->nsyms, | |
3806 | symtab->symoff + symtab->nsyms | |
3807 | * (mach_o_wide_p (&mdata->header) | |
3808 | ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE)); | |
15e1c58a | 3809 | fprintf (file, |
046b007d TG |
3810 | " stroff: 0x%08x strsize: %8u (endoff: 0x%08x)\n", |
3811 | symtab->stroff, symtab->strsize, | |
3812 | symtab->stroff + symtab->strsize); | |
15e1c58a TG |
3813 | break; |
3814 | } | |
046b007d TG |
3815 | case BFD_MACH_O_LC_DYSYMTAB: |
3816 | fprintf (file, "\n"); | |
3817 | bfd_mach_o_print_dysymtab (abfd, cmd, file); | |
3818 | break; | |
3819 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
3820 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: | |
3821 | { | |
3822 | bfd_mach_o_linkedit_command *linkedit = &cmd->command.linkedit; | |
3823 | fprintf | |
3824 | (file, "\n" | |
3825 | " dataoff: 0x%08lx datasize: 0x%08lx (endoff: 0x%08lx)\n", | |
3826 | linkedit->dataoff, linkedit->datasize, | |
3827 | linkedit->dataoff + linkedit->datasize); | |
3828 | break; | |
3829 | } | |
3830 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
3831 | case BFD_MACH_O_LC_SUB_UMBRELLA: | |
3832 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
3833 | case BFD_MACH_O_LC_SUB_CLIENT: | |
0c9b2b4c | 3834 | case BFD_MACH_O_LC_RPATH: |
046b007d TG |
3835 | { |
3836 | bfd_mach_o_str_command *str = &cmd->command.str; | |
3837 | fprintf (file, " %s\n", str->str); | |
3838 | break; | |
3839 | } | |
b32e07d7 TG |
3840 | case BFD_MACH_O_LC_THREAD: |
3841 | case BFD_MACH_O_LC_UNIXTHREAD: | |
3842 | { | |
3843 | bfd_mach_o_thread_command *thread = &cmd->command.thread; | |
3844 | unsigned int j; | |
3845 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
3846 | ||
3847 | fprintf (file, " nflavours: %lu\n", thread->nflavours); | |
3848 | for (j = 0; j < thread->nflavours; j++) | |
3849 | { | |
3850 | bfd_mach_o_thread_flavour *flavour = &thread->flavours[j]; | |
3851 | ||
3852 | fprintf (file, " %2u: flavour: 0x%08lx offset: 0x%08lx" | |
3853 | " size: 0x%08lx\n", | |
3854 | j, flavour->flavour, flavour->offset, | |
3855 | flavour->size); | |
3856 | if (bed->_bfd_mach_o_print_thread) | |
3857 | { | |
3858 | char *buf = bfd_malloc (flavour->size); | |
3859 | ||
3860 | if (buf | |
3861 | && bfd_seek (abfd, flavour->offset, SEEK_SET) == 0 | |
3862 | && (bfd_bread (buf, flavour->size, abfd) | |
3863 | == flavour->size)) | |
3864 | (*bed->_bfd_mach_o_print_thread)(abfd, flavour, | |
3865 | file, buf); | |
3866 | free (buf); | |
3867 | } | |
3868 | } | |
3869 | break; | |
3870 | } | |
ad86f1fb TG |
3871 | case BFD_MACH_O_LC_DYLD_INFO: |
3872 | fprintf (file, "\n"); | |
3873 | bfd_mach_o_print_dyld_info (abfd, cmd, file); | |
3874 | break; | |
15e1c58a | 3875 | default: |
046b007d | 3876 | fprintf (file, "\n"); |
15e1c58a TG |
3877 | break; |
3878 | } | |
046b007d | 3879 | fputc ('\n', file); |
15e1c58a TG |
3880 | } |
3881 | ||
046b007d TG |
3882 | bfd_mach_o_print_section_map (abfd, file); |
3883 | ||
15e1c58a TG |
3884 | return TRUE; |
3885 | } | |
3886 | ||
3af9a47b | 3887 | int |
116c20d2 NC |
3888 | bfd_mach_o_core_fetch_environment (bfd *abfd, |
3889 | unsigned char **rbuf, | |
3890 | unsigned int *rlen) | |
3af9a47b | 3891 | { |
046b007d | 3892 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3893 | unsigned long stackaddr = bfd_mach_o_stack_addr (mdata->header.cputype); |
3894 | unsigned int i = 0; | |
3895 | ||
3896 | for (i = 0; i < mdata->header.ncmds; i++) | |
3897 | { | |
3898 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
3899 | bfd_mach_o_segment_command *seg = NULL; | |
3900 | ||
3901 | if (cur->type != BFD_MACH_O_LC_SEGMENT) | |
3902 | continue; | |
3903 | ||
3904 | seg = &cur->command.segment; | |
3905 | ||
3906 | if ((seg->vmaddr + seg->vmsize) == stackaddr) | |
3907 | { | |
3908 | unsigned long start = seg->fileoff; | |
3909 | unsigned long end = seg->fileoff + seg->filesize; | |
3910 | unsigned char *buf = bfd_malloc (1024); | |
3911 | unsigned long size = 1024; | |
3912 | ||
3913 | for (;;) | |
3914 | { | |
3915 | bfd_size_type nread = 0; | |
3916 | unsigned long offset; | |
3917 | int found_nonnull = 0; | |
3918 | ||
3919 | if (size > (end - start)) | |
3920 | size = (end - start); | |
3921 | ||
515ef31d NC |
3922 | buf = bfd_realloc_or_free (buf, size); |
3923 | if (buf == NULL) | |
3924 | return -1; | |
c2f09c75 TG |
3925 | |
3926 | if (bfd_seek (abfd, end - size, SEEK_SET) != 0) | |
3927 | { | |
3928 | free (buf); | |
3929 | return -1; | |
3930 | } | |
3931 | ||
3af9a47b | 3932 | nread = bfd_bread (buf, size, abfd); |
a95a4550 | 3933 | |
3af9a47b | 3934 | if (nread != size) |
515ef31d NC |
3935 | { |
3936 | free (buf); | |
3937 | return -1; | |
3938 | } | |
a95a4550 | 3939 | |
3af9a47b NC |
3940 | for (offset = 4; offset <= size; offset += 4) |
3941 | { | |
e84d6fca | 3942 | unsigned long val; |
3af9a47b | 3943 | |
e84d6fca | 3944 | val = *((unsigned long *) (buf + size - offset)); |
3af9a47b NC |
3945 | if (! found_nonnull) |
3946 | { | |
3947 | if (val != 0) | |
3948 | found_nonnull = 1; | |
3949 | } | |
3950 | else if (val == 0x0) | |
3951 | { | |
e84d6fca AM |
3952 | unsigned long bottom; |
3953 | unsigned long top; | |
3af9a47b | 3954 | |
e84d6fca AM |
3955 | bottom = seg->fileoff + seg->filesize - offset; |
3956 | top = seg->fileoff + seg->filesize - 4; | |
3af9a47b NC |
3957 | *rbuf = bfd_malloc (top - bottom); |
3958 | *rlen = top - bottom; | |
3959 | ||
3960 | memcpy (*rbuf, buf + size - *rlen, *rlen); | |
515ef31d | 3961 | free (buf); |
3af9a47b NC |
3962 | return 0; |
3963 | } | |
3964 | } | |
3965 | ||
3966 | if (size == (end - start)) | |
3967 | break; | |
3968 | ||
3969 | size *= 2; | |
3970 | } | |
515ef31d NC |
3971 | |
3972 | free (buf); | |
3af9a47b NC |
3973 | } |
3974 | } | |
3975 | ||
3976 | return -1; | |
3977 | } | |
3978 | ||
3979 | char * | |
116c20d2 | 3980 | bfd_mach_o_core_file_failing_command (bfd *abfd) |
3af9a47b NC |
3981 | { |
3982 | unsigned char *buf = NULL; | |
3983 | unsigned int len = 0; | |
3984 | int ret = -1; | |
3985 | ||
3986 | ret = bfd_mach_o_core_fetch_environment (abfd, &buf, &len); | |
3987 | if (ret < 0) | |
3988 | return NULL; | |
3989 | ||
f075ee0c | 3990 | return (char *) buf; |
3af9a47b NC |
3991 | } |
3992 | ||
3993 | int | |
116c20d2 | 3994 | bfd_mach_o_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED) |
3af9a47b NC |
3995 | { |
3996 | return 0; | |
3997 | } | |
3998 | ||
92bc0e80 TG |
3999 | #define bfd_mach_o_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup |
4000 | #define bfd_mach_o_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup | |
4001 | ||
4002 | #define bfd_mach_o_swap_reloc_in NULL | |
4003 | #define bfd_mach_o_swap_reloc_out NULL | |
b32e07d7 | 4004 | #define bfd_mach_o_print_thread NULL |
92bc0e80 | 4005 | |
116c20d2 NC |
4006 | #define TARGET_NAME mach_o_be_vec |
4007 | #define TARGET_STRING "mach-o-be" | |
42fa0891 | 4008 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
4009 | #define TARGET_BIG_ENDIAN 1 |
4010 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
4011 | #include "mach-o-target.c" |
4012 | ||
4013 | #undef TARGET_NAME | |
4014 | #undef TARGET_STRING | |
42fa0891 | 4015 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4016 | #undef TARGET_BIG_ENDIAN |
4017 | #undef TARGET_ARCHIVE | |
4018 | ||
116c20d2 NC |
4019 | #define TARGET_NAME mach_o_le_vec |
4020 | #define TARGET_STRING "mach-o-le" | |
42fa0891 | 4021 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
4022 | #define TARGET_BIG_ENDIAN 0 |
4023 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
4024 | |
4025 | #include "mach-o-target.c" | |
4026 | ||
4027 | #undef TARGET_NAME | |
4028 | #undef TARGET_STRING | |
42fa0891 | 4029 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4030 | #undef TARGET_BIG_ENDIAN |
4031 | #undef TARGET_ARCHIVE | |
4032 | ||
8f95b6e4 TG |
4033 | /* Not yet handled: creating an archive. */ |
4034 | #define bfd_mach_o_mkarchive _bfd_noarchive_mkarchive | |
4035 | ||
4036 | /* Not used. */ | |
4037 | #define bfd_mach_o_read_ar_hdr _bfd_noarchive_read_ar_hdr | |
4038 | #define bfd_mach_o_write_ar_hdr _bfd_noarchive_write_ar_hdr | |
4039 | #define bfd_mach_o_slurp_armap _bfd_noarchive_slurp_armap | |
4040 | #define bfd_mach_o_slurp_extended_name_table _bfd_noarchive_slurp_extended_name_table | |
4041 | #define bfd_mach_o_construct_extended_name_table _bfd_noarchive_construct_extended_name_table | |
4042 | #define bfd_mach_o_truncate_arname _bfd_noarchive_truncate_arname | |
4043 | #define bfd_mach_o_write_armap _bfd_noarchive_write_armap | |
4044 | #define bfd_mach_o_get_elt_at_index _bfd_noarchive_get_elt_at_index | |
4045 | #define bfd_mach_o_generic_stat_arch_elt _bfd_noarchive_generic_stat_arch_elt | |
4046 | #define bfd_mach_o_update_armap_timestamp _bfd_noarchive_update_armap_timestamp | |
4047 | ||
116c20d2 NC |
4048 | #define TARGET_NAME mach_o_fat_vec |
4049 | #define TARGET_STRING "mach-o-fat" | |
42fa0891 | 4050 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
4051 | #define TARGET_BIG_ENDIAN 1 |
4052 | #define TARGET_ARCHIVE 1 | |
3af9a47b NC |
4053 | |
4054 | #include "mach-o-target.c" | |
4055 | ||
4056 | #undef TARGET_NAME | |
4057 | #undef TARGET_STRING | |
42fa0891 | 4058 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4059 | #undef TARGET_BIG_ENDIAN |
4060 | #undef TARGET_ARCHIVE |