Commit | Line | Data |
---|---|---|
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 | |
32 | #define bfd_mach_o_mkobject bfd_false | |
116c20d2 | 33 | |
c2f09c75 | 34 | unsigned int |
1e8a024a TG |
35 | bfd_mach_o_version (bfd *abfd) |
36 | { | |
37 | bfd_mach_o_data_struct *mdata = NULL; | |
38 | ||
39 | BFD_ASSERT (bfd_mach_o_valid (abfd)); | |
40 | mdata = abfd->tdata.mach_o_data; | |
41 | ||
42 | return mdata->header.version; | |
43 | } | |
44 | ||
b34976b6 | 45 | bfd_boolean |
116c20d2 | 46 | bfd_mach_o_valid (bfd *abfd) |
3af9a47b NC |
47 | { |
48 | if (abfd == NULL || abfd->xvec == NULL) | |
154a1ee5 | 49 | return FALSE; |
3af9a47b | 50 | |
154a1ee5 TG |
51 | if (abfd->xvec->flavour != bfd_target_mach_o_flavour) |
52 | return FALSE; | |
3af9a47b NC |
53 | |
54 | if (abfd->tdata.mach_o_data == NULL) | |
154a1ee5 TG |
55 | return FALSE; |
56 | return TRUE; | |
57 | } | |
58 | ||
c2f09c75 TG |
59 | static INLINE bfd_boolean |
60 | mach_o_wide_p (bfd_mach_o_header *header) | |
61 | { | |
62 | switch (header->version) | |
63 | { | |
64 | case 1: | |
65 | return FALSE; | |
66 | case 2: | |
67 | return TRUE; | |
68 | default: | |
69 | BFD_FAIL (); | |
70 | return FALSE; | |
71 | } | |
72 | } | |
73 | ||
74 | static INLINE bfd_boolean | |
75 | bfd_mach_o_wide_p (bfd *abfd) | |
76 | { | |
77 | return mach_o_wide_p (&abfd->tdata.mach_o_data->header); | |
78 | } | |
79 | ||
154a1ee5 TG |
80 | /* Tables to translate well known Mach-O segment/section names to bfd |
81 | names. Use of canonical names (such as .text or .debug_frame) is required | |
82 | by gdb. */ | |
83 | ||
84 | struct mach_o_section_name_xlat | |
85 | { | |
86 | const char *bfd_name; | |
87 | const char *mach_o_name; | |
88 | }; | |
89 | ||
90 | static const struct mach_o_section_name_xlat dwarf_section_names_xlat[] = | |
91 | { | |
92 | { ".debug_frame", "__debug_frame" }, | |
93 | { ".debug_info", "__debug_info" }, | |
94 | { ".debug_abbrev", "__debug_abbrev" }, | |
95 | { ".debug_aranges", "__debug_aranges" }, | |
96 | { ".debug_macinfo", "__debug_macinfo" }, | |
97 | { ".debug_line", "__debug_line" }, | |
98 | { ".debug_loc", "__debug_loc" }, | |
99 | { ".debug_pubnames", "__debug_pubnames" }, | |
100 | { ".debug_pubtypes", "__debug_pubtypes" }, | |
101 | { ".debug_str", "__debug_str" }, | |
102 | { ".debug_ranges", "__debug_ranges" }, | |
103 | { NULL, NULL} | |
104 | }; | |
105 | ||
106 | static const struct mach_o_section_name_xlat text_section_names_xlat[] = | |
107 | { | |
108 | { ".text", "__text" }, | |
109 | { ".cstring", "__cstring" }, | |
110 | { ".eh_frame", "__eh_frame" }, | |
111 | { NULL, NULL} | |
112 | }; | |
113 | ||
114 | static const struct mach_o_section_name_xlat data_section_names_xlat[] = | |
115 | { | |
116 | { ".data", "__data" }, | |
117 | { ".bss", "__bss" }, | |
118 | { NULL, NULL} | |
119 | }; | |
120 | ||
121 | struct mach_o_segment_name_xlat | |
122 | { | |
123 | const char *segname; | |
124 | const struct mach_o_section_name_xlat *sections; | |
125 | }; | |
126 | ||
c2f09c75 | 127 | static const struct mach_o_segment_name_xlat segsec_names_xlat[] = |
154a1ee5 TG |
128 | { |
129 | { "__DWARF", dwarf_section_names_xlat }, | |
130 | { "__TEXT", text_section_names_xlat }, | |
131 | { "__DATA", data_section_names_xlat }, | |
132 | { NULL, NULL } | |
133 | }; | |
134 | ||
135 | ||
136 | /* Mach-O to bfd names. */ | |
137 | ||
138 | static char * | |
139 | bfd_mach_o_convert_section_name_to_bfd (bfd *abfd, bfd_mach_o_section *section) | |
140 | { | |
141 | const struct mach_o_segment_name_xlat *seg; | |
142 | char *res; | |
143 | unsigned int len; | |
c2f09c75 | 144 | const char *pfx = ""; |
154a1ee5 TG |
145 | |
146 | for (seg = segsec_names_xlat; seg->segname; seg++) | |
147 | { | |
148 | if (strcmp (seg->segname, section->segname) == 0) | |
149 | { | |
150 | const struct mach_o_section_name_xlat *sec; | |
151 | ||
152 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
153 | { | |
154 | if (strcmp (sec->mach_o_name, section->sectname) == 0) | |
155 | { | |
156 | len = strlen (sec->bfd_name); | |
157 | res = bfd_alloc (abfd, len + 1); | |
c2f09c75 | 158 | |
154a1ee5 TG |
159 | if (res == NULL) |
160 | return NULL; | |
161 | strcpy (res, sec->bfd_name); | |
162 | return res; | |
163 | } | |
164 | } | |
165 | } | |
166 | } | |
167 | ||
c2f09c75 | 168 | len = strlen (section->segname) + 1 |
154a1ee5 TG |
169 | + strlen (section->sectname) + 1; |
170 | ||
c2f09c75 TG |
171 | /* Put "LC_SEGMENT." prefix if the segment name is weird (ie doesn't start |
172 | with an underscore. */ | |
173 | if (section->segname[0] != '_') | |
174 | { | |
175 | static const char seg_pfx[] = "LC_SEGMENT."; | |
176 | ||
177 | pfx = seg_pfx; | |
178 | len += sizeof (seg_pfx) - 1; | |
179 | } | |
180 | ||
154a1ee5 TG |
181 | res = bfd_alloc (abfd, len); |
182 | if (res == NULL) | |
183 | return NULL; | |
c2f09c75 | 184 | snprintf (res, len, "%s%s.%s", pfx, section->segname, section->sectname); |
154a1ee5 TG |
185 | return res; |
186 | } | |
187 | ||
c2f09c75 | 188 | /* Convert a bfd section name to a Mach-O segment + section name. */ |
154a1ee5 TG |
189 | |
190 | static void | |
191 | bfd_mach_o_convert_section_name_to_mach_o (bfd *abfd ATTRIBUTE_UNUSED, | |
192 | asection *sect, | |
193 | bfd_mach_o_section *section) | |
194 | { | |
195 | const struct mach_o_segment_name_xlat *seg; | |
196 | const char *name = bfd_get_section_name (abfd, sect); | |
197 | const char *dot; | |
198 | unsigned int len; | |
199 | unsigned int seglen; | |
200 | unsigned int seclen; | |
201 | ||
c2f09c75 TG |
202 | /* List of well known names. They all start with a dot. */ |
203 | if (name[0] == '.') | |
204 | for (seg = segsec_names_xlat; seg->segname; seg++) | |
205 | { | |
206 | const struct mach_o_section_name_xlat *sec; | |
207 | ||
208 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
209 | { | |
210 | if (strcmp (sec->bfd_name, name) == 0) | |
211 | { | |
212 | strcpy (section->segname, seg->segname); | |
213 | strcpy (section->sectname, sec->mach_o_name); | |
214 | return; | |
215 | } | |
216 | } | |
217 | } | |
154a1ee5 TG |
218 | |
219 | /* Strip LC_SEGMENT. prefix. */ | |
220 | if (strncmp (name, "LC_SEGMENT.", 11) == 0) | |
221 | name += 11; | |
222 | ||
223 | /* Find a dot. */ | |
224 | dot = strchr (name, '.'); | |
225 | len = strlen (name); | |
226 | ||
227 | /* Try to split name into segment and section names. */ | |
228 | if (dot && dot != name) | |
229 | { | |
230 | seglen = dot - name; | |
231 | seclen = len - (dot + 1 - name); | |
232 | ||
233 | if (seglen < 16 && seclen < 16) | |
234 | { | |
235 | memcpy (section->segname, name, seglen); | |
236 | section->segname[seglen] = 0; | |
237 | memcpy (section->sectname, dot + 1, seclen); | |
238 | section->sectname[seclen] = 0; | |
239 | return; | |
240 | } | |
241 | } | |
242 | ||
243 | if (len > 16) | |
244 | len = 16; | |
245 | memcpy (section->segname, name, len); | |
246 | section->segname[len] = 0; | |
247 | memcpy (section->sectname, name, len); | |
248 | section->sectname[len] = 0; | |
3af9a47b NC |
249 | } |
250 | ||
251 | /* Copy any private info we understand from the input symbol | |
252 | to the output symbol. */ | |
253 | ||
154a1ee5 | 254 | bfd_boolean |
116c20d2 NC |
255 | bfd_mach_o_bfd_copy_private_symbol_data (bfd *ibfd ATTRIBUTE_UNUSED, |
256 | asymbol *isymbol ATTRIBUTE_UNUSED, | |
257 | bfd *obfd ATTRIBUTE_UNUSED, | |
258 | asymbol *osymbol ATTRIBUTE_UNUSED) | |
3af9a47b | 259 | { |
b34976b6 | 260 | return TRUE; |
3af9a47b NC |
261 | } |
262 | ||
263 | /* Copy any private info we understand from the input section | |
264 | to the output section. */ | |
265 | ||
154a1ee5 | 266 | bfd_boolean |
116c20d2 NC |
267 | bfd_mach_o_bfd_copy_private_section_data (bfd *ibfd ATTRIBUTE_UNUSED, |
268 | asection *isection ATTRIBUTE_UNUSED, | |
269 | bfd *obfd ATTRIBUTE_UNUSED, | |
270 | asection *osection ATTRIBUTE_UNUSED) | |
3af9a47b | 271 | { |
b34976b6 | 272 | return TRUE; |
3af9a47b NC |
273 | } |
274 | ||
275 | /* Copy any private info we understand from the input bfd | |
276 | to the output bfd. */ | |
277 | ||
154a1ee5 | 278 | bfd_boolean |
116c20d2 | 279 | bfd_mach_o_bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd) |
3af9a47b | 280 | { |
154a1ee5 TG |
281 | if (bfd_get_flavour (ibfd) != bfd_target_mach_o_flavour |
282 | || bfd_get_flavour (obfd) != bfd_target_mach_o_flavour) | |
283 | return TRUE; | |
284 | ||
3af9a47b NC |
285 | BFD_ASSERT (bfd_mach_o_valid (ibfd)); |
286 | BFD_ASSERT (bfd_mach_o_valid (obfd)); | |
287 | ||
154a1ee5 TG |
288 | /* FIXME: copy commands. */ |
289 | ||
b34976b6 | 290 | return TRUE; |
3af9a47b NC |
291 | } |
292 | ||
154a1ee5 TG |
293 | /* Count the total number of symbols. Traverse all sections. */ |
294 | ||
3af9a47b | 295 | static long |
116c20d2 | 296 | bfd_mach_o_count_symbols (bfd *abfd) |
3af9a47b NC |
297 | { |
298 | bfd_mach_o_data_struct *mdata = NULL; | |
299 | long nsyms = 0; | |
300 | unsigned long i; | |
a95a4550 | 301 | |
3af9a47b NC |
302 | BFD_ASSERT (bfd_mach_o_valid (abfd)); |
303 | mdata = abfd->tdata.mach_o_data; | |
304 | ||
305 | for (i = 0; i < mdata->header.ncmds; i++) | |
306 | if (mdata->commands[i].type == BFD_MACH_O_LC_SYMTAB) | |
307 | { | |
308 | bfd_mach_o_symtab_command *sym = &mdata->commands[i].command.symtab; | |
309 | nsyms += sym->nsyms; | |
310 | } | |
311 | ||
312 | return nsyms; | |
313 | } | |
314 | ||
154a1ee5 | 315 | long |
116c20d2 | 316 | bfd_mach_o_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
317 | { |
318 | long nsyms = bfd_mach_o_count_symbols (abfd); | |
319 | ||
320 | if (nsyms < 0) | |
321 | return nsyms; | |
322 | ||
323 | return ((nsyms + 1) * sizeof (asymbol *)); | |
324 | } | |
325 | ||
154a1ee5 | 326 | long |
116c20d2 | 327 | bfd_mach_o_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
328 | { |
329 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
330 | long nsyms = bfd_mach_o_count_symbols (abfd); | |
331 | asymbol **csym = alocation; | |
332 | unsigned long i, j; | |
333 | ||
334 | if (nsyms < 0) | |
335 | return nsyms; | |
336 | ||
337 | for (i = 0; i < mdata->header.ncmds; i++) | |
338 | { | |
339 | if (mdata->commands[i].type == BFD_MACH_O_LC_SYMTAB) | |
340 | { | |
341 | bfd_mach_o_symtab_command *sym = &mdata->commands[i].command.symtab; | |
342 | ||
343 | if (bfd_mach_o_scan_read_symtab_symbols (abfd, &mdata->commands[i].command.symtab) != 0) | |
344 | { | |
6cee3f79 | 345 | fprintf (stderr, "bfd_mach_o_canonicalize_symtab: unable to load symbols for section %lu\n", i); |
3af9a47b NC |
346 | return 0; |
347 | } | |
348 | ||
349 | BFD_ASSERT (sym->symbols != NULL); | |
350 | ||
351 | for (j = 0; j < sym->nsyms; j++) | |
352 | { | |
353 | BFD_ASSERT (csym < (alocation + nsyms)); | |
354 | *csym++ = &sym->symbols[j]; | |
355 | } | |
356 | } | |
357 | } | |
358 | ||
359 | *csym++ = NULL; | |
a95a4550 | 360 | |
3af9a47b NC |
361 | return nsyms; |
362 | } | |
363 | ||
154a1ee5 | 364 | void |
116c20d2 NC |
365 | bfd_mach_o_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
366 | asymbol *symbol, | |
367 | symbol_info *ret) | |
3af9a47b NC |
368 | { |
369 | bfd_symbol_info (symbol, ret); | |
370 | } | |
371 | ||
154a1ee5 | 372 | void |
116c20d2 NC |
373 | bfd_mach_o_print_symbol (bfd *abfd, |
374 | PTR afile, | |
375 | asymbol *symbol, | |
376 | bfd_print_symbol_type how) | |
3af9a47b NC |
377 | { |
378 | FILE *file = (FILE *) afile; | |
15e1c58a TG |
379 | unsigned char ntype; |
380 | unsigned char nsect; | |
381 | unsigned int ndesc; | |
382 | const char *name; | |
3af9a47b NC |
383 | |
384 | switch (how) | |
385 | { | |
386 | case bfd_print_symbol_name: | |
387 | fprintf (file, "%s", symbol->name); | |
388 | break; | |
389 | default: | |
390 | bfd_print_symbol_vandf (abfd, (PTR) file, symbol); | |
15e1c58a TG |
391 | ntype = BFD_MACH_O_SYM_NTYPE (symbol); |
392 | nsect = BFD_MACH_O_SYM_NSECT (symbol); | |
393 | ndesc = BFD_MACH_O_SYM_NDESC (symbol); | |
394 | if (ntype & BFD_MACH_O_N_STAB) | |
395 | name = bfd_get_stab_name (ntype); | |
396 | else | |
397 | switch (ntype & BFD_MACH_O_N_TYPE) | |
398 | { | |
399 | case BFD_MACH_O_N_UNDF: | |
400 | name = "UND"; | |
401 | break; | |
402 | case BFD_MACH_O_N_ABS: | |
403 | name = "ABS"; | |
404 | break; | |
405 | case BFD_MACH_O_N_INDR: | |
406 | name = "INDR"; | |
407 | break; | |
408 | case BFD_MACH_O_N_PBUD: | |
409 | name = "PBUD"; | |
410 | break; | |
411 | case BFD_MACH_O_N_SECT: | |
412 | name = "SECT"; | |
413 | break; | |
414 | default: | |
415 | name = "???"; | |
416 | break; | |
417 | } | |
418 | if (name == NULL) | |
419 | name = ""; | |
420 | fprintf (file, " %02x %-6s %02x %04x", ntype, name, nsect, ndesc); | |
421 | if ((ntype & BFD_MACH_O_N_STAB) == 0 | |
422 | && (ntype & BFD_MACH_O_N_TYPE) == BFD_MACH_O_N_SECT) | |
423 | fprintf (file, " %-5s", symbol->section->name); | |
424 | fprintf (file, " %s", symbol->name); | |
3af9a47b NC |
425 | } |
426 | } | |
427 | ||
428 | static void | |
116c20d2 NC |
429 | bfd_mach_o_convert_architecture (bfd_mach_o_cpu_type mtype, |
430 | bfd_mach_o_cpu_subtype msubtype ATTRIBUTE_UNUSED, | |
431 | enum bfd_architecture *type, | |
432 | unsigned long *subtype) | |
3af9a47b NC |
433 | { |
434 | *subtype = bfd_arch_unknown; | |
435 | ||
436 | switch (mtype) | |
437 | { | |
438 | case BFD_MACH_O_CPU_TYPE_VAX: *type = bfd_arch_vax; break; | |
439 | case BFD_MACH_O_CPU_TYPE_MC680x0: *type = bfd_arch_m68k; break; | |
1e8a024a TG |
440 | case BFD_MACH_O_CPU_TYPE_I386: |
441 | *type = bfd_arch_i386; | |
442 | *subtype = bfd_mach_i386_i386; | |
443 | break; | |
444 | case BFD_MACH_O_CPU_TYPE_X86_64: | |
445 | *type = bfd_arch_i386; | |
446 | *subtype = bfd_mach_x86_64; | |
447 | break; | |
3af9a47b NC |
448 | case BFD_MACH_O_CPU_TYPE_MIPS: *type = bfd_arch_mips; break; |
449 | case BFD_MACH_O_CPU_TYPE_MC98000: *type = bfd_arch_m98k; break; | |
450 | case BFD_MACH_O_CPU_TYPE_HPPA: *type = bfd_arch_hppa; break; | |
451 | case BFD_MACH_O_CPU_TYPE_ARM: *type = bfd_arch_arm; break; | |
452 | case BFD_MACH_O_CPU_TYPE_MC88000: *type = bfd_arch_m88k; break; | |
1e8a024a TG |
453 | case BFD_MACH_O_CPU_TYPE_SPARC: |
454 | *type = bfd_arch_sparc; | |
455 | *subtype = bfd_mach_sparc; | |
456 | break; | |
3af9a47b NC |
457 | case BFD_MACH_O_CPU_TYPE_I860: *type = bfd_arch_i860; break; |
458 | case BFD_MACH_O_CPU_TYPE_ALPHA: *type = bfd_arch_alpha; break; | |
1e8a024a TG |
459 | case BFD_MACH_O_CPU_TYPE_POWERPC: |
460 | *type = bfd_arch_powerpc; | |
c2f09c75 | 461 | *subtype = bfd_mach_ppc; |
1e8a024a TG |
462 | break; |
463 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: | |
464 | *type = bfd_arch_powerpc; | |
c2f09c75 | 465 | *subtype = bfd_mach_ppc64; |
1e8a024a | 466 | break; |
3af9a47b | 467 | default: |
1e8a024a TG |
468 | *type = bfd_arch_unknown; |
469 | break; | |
3af9a47b NC |
470 | } |
471 | } | |
a95a4550 | 472 | |
154a1ee5 | 473 | static bfd_boolean |
116c20d2 NC |
474 | bfd_mach_o_write_header (bfd *abfd, bfd_mach_o_header *header) |
475 | { | |
1e8a024a TG |
476 | unsigned char buf[32]; |
477 | unsigned int size; | |
478 | ||
c2f09c75 | 479 | size = mach_o_wide_p (header) ? |
154a1ee5 | 480 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
116c20d2 NC |
481 | |
482 | bfd_h_put_32 (abfd, header->magic, buf + 0); | |
483 | bfd_h_put_32 (abfd, header->cputype, buf + 4); | |
484 | bfd_h_put_32 (abfd, header->cpusubtype, buf + 8); | |
485 | bfd_h_put_32 (abfd, header->filetype, buf + 12); | |
486 | bfd_h_put_32 (abfd, header->ncmds, buf + 16); | |
487 | bfd_h_put_32 (abfd, header->sizeofcmds, buf + 20); | |
488 | bfd_h_put_32 (abfd, header->flags, buf + 24); | |
489 | ||
c2f09c75 | 490 | if (mach_o_wide_p (header)) |
1e8a024a TG |
491 | bfd_h_put_32 (abfd, header->reserved, buf + 28); |
492 | ||
c2f09c75 TG |
493 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
494 | || bfd_bwrite ((PTR) buf, size, abfd) != size) | |
154a1ee5 | 495 | return FALSE; |
116c20d2 | 496 | |
154a1ee5 | 497 | return TRUE; |
116c20d2 NC |
498 | } |
499 | ||
500 | static int | |
1e8a024a | 501 | bfd_mach_o_scan_write_thread (bfd *abfd, bfd_mach_o_load_command *command) |
116c20d2 NC |
502 | { |
503 | bfd_mach_o_thread_command *cmd = &command->command.thread; | |
504 | unsigned int i; | |
505 | unsigned char buf[8]; | |
506 | bfd_vma offset; | |
507 | unsigned int nflavours; | |
508 | ||
509 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
510 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
511 | ||
512 | offset = 8; | |
513 | nflavours = 0; | |
514 | for (i = 0; i < cmd->nflavours; i++) | |
515 | { | |
516 | BFD_ASSERT ((cmd->flavours[i].size % 4) == 0); | |
517 | BFD_ASSERT (cmd->flavours[i].offset == (command->offset + offset + 8)); | |
518 | ||
519 | bfd_h_put_32 (abfd, cmd->flavours[i].flavour, buf); | |
520 | bfd_h_put_32 (abfd, (cmd->flavours[i].size / 4), buf + 4); | |
521 | ||
c2f09c75 TG |
522 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
523 | || bfd_bwrite ((PTR) buf, 8, abfd) != 8) | |
116c20d2 NC |
524 | return -1; |
525 | ||
526 | offset += cmd->flavours[i].size + 8; | |
527 | } | |
528 | ||
529 | return 0; | |
530 | } | |
531 | ||
532 | static int | |
1e8a024a TG |
533 | bfd_mach_o_scan_write_section_32 (bfd *abfd, |
534 | bfd_mach_o_section *section, | |
535 | bfd_vma offset) | |
116c20d2 | 536 | { |
154a1ee5 | 537 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
116c20d2 NC |
538 | |
539 | memcpy (buf, section->sectname, 16); | |
540 | memcpy (buf + 16, section->segname, 16); | |
541 | bfd_h_put_32 (abfd, section->addr, buf + 32); | |
542 | bfd_h_put_32 (abfd, section->size, buf + 36); | |
543 | bfd_h_put_32 (abfd, section->offset, buf + 40); | |
544 | bfd_h_put_32 (abfd, section->align, buf + 44); | |
545 | bfd_h_put_32 (abfd, section->reloff, buf + 48); | |
546 | bfd_h_put_32 (abfd, section->nreloc, buf + 52); | |
547 | bfd_h_put_32 (abfd, section->flags, buf + 56); | |
1e8a024a TG |
548 | bfd_h_put_32 (abfd, section->reserved1, buf + 60); |
549 | bfd_h_put_32 (abfd, section->reserved2, buf + 64); | |
116c20d2 | 550 | |
c2f09c75 TG |
551 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
552 | || (bfd_bwrite ((PTR) buf, BFD_MACH_O_SECTION_SIZE, abfd) | |
553 | != BFD_MACH_O_SECTION_SIZE)) | |
116c20d2 NC |
554 | return -1; |
555 | ||
556 | return 0; | |
557 | } | |
558 | ||
559 | static int | |
1e8a024a TG |
560 | bfd_mach_o_scan_write_section_64 (bfd *abfd, |
561 | bfd_mach_o_section *section, | |
562 | bfd_vma offset) | |
116c20d2 | 563 | { |
154a1ee5 | 564 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
116c20d2 | 565 | |
1e8a024a TG |
566 | memcpy (buf, section->sectname, 16); |
567 | memcpy (buf + 16, section->segname, 16); | |
568 | bfd_h_put_64 (abfd, section->addr, buf + 32); | |
569 | bfd_h_put_64 (abfd, section->size, buf + 40); | |
570 | bfd_h_put_32 (abfd, section->offset, buf + 48); | |
571 | bfd_h_put_32 (abfd, section->align, buf + 52); | |
572 | bfd_h_put_32 (abfd, section->reloff, buf + 56); | |
573 | bfd_h_put_32 (abfd, section->nreloc, buf + 60); | |
574 | bfd_h_put_32 (abfd, section->flags, buf + 64); | |
575 | bfd_h_put_32 (abfd, section->reserved1, buf + 68); | |
576 | bfd_h_put_32 (abfd, section->reserved2, buf + 72); | |
577 | bfd_h_put_32 (abfd, section->reserved3, buf + 76); | |
116c20d2 | 578 | |
c2f09c75 TG |
579 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
580 | || (bfd_bwrite ((PTR) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) | |
581 | != BFD_MACH_O_SECTION_64_SIZE)) | |
116c20d2 NC |
582 | return -1; |
583 | ||
1e8a024a TG |
584 | return 0; |
585 | } | |
586 | ||
587 | static int | |
c2f09c75 | 588 | bfd_mach_o_scan_write_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 589 | { |
c2f09c75 | 590 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_SIZE]; |
1e8a024a TG |
591 | bfd_mach_o_segment_command *seg = &command->command.segment; |
592 | unsigned long i; | |
593 | ||
c2f09c75 TG |
594 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); |
595 | ||
596 | memcpy (buf, seg->segname, 16); | |
597 | ||
598 | bfd_h_put_32 (abfd, seg->vmaddr, buf + 16); | |
599 | bfd_h_put_32 (abfd, seg->vmsize, buf + 20); | |
600 | bfd_h_put_32 (abfd, seg->fileoff, buf + 24); | |
601 | bfd_h_put_32 (abfd, seg->filesize, buf + 28); | |
602 | bfd_h_put_32 (abfd, seg->maxprot, buf + 32); | |
603 | bfd_h_put_32 (abfd, seg->initprot, buf + 36); | |
604 | bfd_h_put_32 (abfd, seg->nsects, buf + 40); | |
605 | bfd_h_put_32 (abfd, seg->flags, buf + 44); | |
606 | ||
607 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
608 | || (bfd_bwrite ((PTR) buf, BFD_MACH_O_LC_SEGMENT_SIZE, abfd) | |
609 | != BFD_MACH_O_LC_SEGMENT_SIZE)) | |
610 | return -1; | |
1e8a024a | 611 | |
116c20d2 NC |
612 | for (i = 0; i < seg->nsects; i++) |
613 | { | |
c2f09c75 TG |
614 | bfd_vma segoff = command->offset + BFD_MACH_O_LC_SEGMENT_SIZE |
615 | + (i * BFD_MACH_O_SECTION_SIZE); | |
1e8a024a | 616 | |
c2f09c75 | 617 | if (bfd_mach_o_scan_write_section_32 (abfd, &seg->sections[i], segoff)) |
116c20d2 NC |
618 | return -1; |
619 | } | |
116c20d2 NC |
620 | return 0; |
621 | } | |
622 | ||
1e8a024a TG |
623 | static int |
624 | bfd_mach_o_scan_write_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) | |
625 | { | |
c2f09c75 TG |
626 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_64_SIZE]; |
627 | bfd_mach_o_segment_command *seg = &command->command.segment; | |
628 | unsigned long i; | |
629 | ||
630 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
631 | ||
632 | memcpy (buf, seg->segname, 16); | |
633 | ||
634 | bfd_h_put_64 (abfd, seg->vmaddr, buf + 16); | |
635 | bfd_h_put_64 (abfd, seg->vmsize, buf + 24); | |
636 | bfd_h_put_64 (abfd, seg->fileoff, buf + 32); | |
637 | bfd_h_put_64 (abfd, seg->filesize, buf + 40); | |
638 | bfd_h_put_32 (abfd, seg->maxprot, buf + 48); | |
639 | bfd_h_put_32 (abfd, seg->initprot, buf + 52); | |
640 | bfd_h_put_32 (abfd, seg->nsects, buf + 56); | |
641 | bfd_h_put_32 (abfd, seg->flags, buf + 60); | |
642 | ||
643 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
644 | || (bfd_bwrite ((PTR) buf, BFD_MACH_O_LC_SEGMENT_64_SIZE, abfd) | |
645 | != BFD_MACH_O_LC_SEGMENT_64_SIZE)) | |
646 | return -1; | |
647 | ||
648 | for (i = 0; i < seg->nsects; i++) | |
649 | { | |
650 | bfd_vma segoff = command->offset + BFD_MACH_O_LC_SEGMENT_64_SIZE | |
651 | + (i * BFD_MACH_O_SECTION_64_SIZE); | |
652 | ||
653 | if (bfd_mach_o_scan_write_section_64 (abfd, &seg->sections[i], segoff)) | |
654 | return -1; | |
655 | } | |
656 | return 0; | |
1e8a024a TG |
657 | } |
658 | ||
c2f09c75 TG |
659 | static bfd_boolean |
660 | bfd_mach_o_scan_write_symtab (bfd *abfd, bfd_mach_o_load_command *command) | |
116c20d2 NC |
661 | { |
662 | bfd_mach_o_symtab_command *sym = &command->command.symtab; | |
c2f09c75 | 663 | unsigned char buf[16]; |
116c20d2 | 664 | unsigned long i; |
c2f09c75 TG |
665 | unsigned int wide = bfd_mach_o_wide_p (abfd); |
666 | unsigned int symlen = wide ? 16 : 12; | |
667 | struct bfd_strtab_hash *strtab; | |
668 | asymbol **symbols = bfd_get_outsymbols (abfd); | |
669 | ||
670 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
671 | ||
672 | /* Write the symbols first. */ | |
673 | if (bfd_seek (abfd, sym->symoff, SEEK_SET) != 0) | |
674 | return FALSE; | |
675 | ||
676 | sym->nsyms = bfd_get_symcount (abfd); | |
677 | ||
678 | strtab = _bfd_stringtab_init (); | |
679 | if (strtab == NULL) | |
680 | return FALSE; | |
116c20d2 NC |
681 | |
682 | for (i = 0; i < sym->nsyms; i++) | |
683 | { | |
c2f09c75 TG |
684 | unsigned char buf[16]; |
685 | unsigned char ntype; | |
686 | unsigned char nsect; | |
687 | short ndesc; | |
688 | bfd_size_type index; | |
689 | asymbol *s = symbols[i]; | |
690 | ||
691 | /* Compute index. */ | |
692 | /* An index of 0 always means the empty string. */ | |
693 | if (s->name == 0 || s->name[0] == '\0') | |
694 | index = 0; | |
695 | else | |
696 | { | |
697 | index = _bfd_stringtab_add (strtab, s->name, TRUE, FALSE); | |
698 | if (index == (bfd_size_type) -1) | |
699 | goto err; | |
700 | } | |
116c20d2 | 701 | |
c2f09c75 | 702 | /* Get back-end specific values. */ |
15e1c58a TG |
703 | ntype = BFD_MACH_O_SYM_NTYPE (s); |
704 | nsect = BFD_MACH_O_SYM_NSECT (s); | |
705 | ndesc = BFD_MACH_O_SYM_NDESC (s); | |
116c20d2 | 706 | |
c2f09c75 TG |
707 | if (ntype == BFD_MACH_O_N_UNDF && !(s->flags & BSF_DEBUGGING)) |
708 | { | |
709 | /* As genuine Mach-O symbols type shouldn't be N_UNDF (undefined | |
710 | symbols should be N_UNDEF | N_EXT), we suppose the back-end | |
711 | values haven't been set. */ | |
712 | if (s->flags & (BSF_LOCAL | BSF_GLOBAL)) | |
713 | { | |
714 | if (s->section == bfd_abs_section_ptr) | |
715 | ntype = BFD_MACH_O_N_ABS; | |
716 | else if (s->section == bfd_und_section_ptr) | |
717 | ntype = BFD_MACH_O_N_UNDF; | |
718 | else if (s->section == bfd_com_section_ptr) | |
719 | ntype = BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT; | |
720 | else | |
721 | ntype = BFD_MACH_O_N_SECT; | |
722 | ||
723 | ntype |= (s->flags & BSF_GLOBAL) ? BFD_MACH_O_N_EXT : 0; | |
724 | } | |
725 | } | |
726 | ||
727 | /* Compute section index. */ | |
728 | if (s->section != bfd_abs_section_ptr | |
729 | && s->section != bfd_und_section_ptr | |
730 | && s->section != bfd_com_section_ptr) | |
731 | nsect = s->section->target_index; | |
732 | ||
733 | bfd_h_put_32 (abfd, index, buf); | |
116c20d2 NC |
734 | bfd_h_put_8 (abfd, ntype, buf + 4); |
735 | bfd_h_put_8 (abfd, nsect, buf + 5); | |
736 | bfd_h_put_16 (abfd, ndesc, buf + 6); | |
c2f09c75 TG |
737 | if (wide) |
738 | bfd_h_put_64 (abfd, s->section->vma + s->value, buf + 8); | |
739 | else | |
740 | bfd_h_put_32 (abfd, s->section->vma + s->value, buf + 8); | |
116c20d2 | 741 | |
c2f09c75 TG |
742 | if (bfd_bwrite ((PTR) buf, symlen, abfd) != symlen) |
743 | goto err; | |
116c20d2 | 744 | } |
c2f09c75 TG |
745 | sym->strsize = _bfd_stringtab_size (strtab); |
746 | sym->stroff = sym->symoff + sym->nsyms * symlen; | |
116c20d2 | 747 | |
c2f09c75 TG |
748 | if (_bfd_stringtab_emit (abfd, strtab) != TRUE) |
749 | goto err; | |
750 | _bfd_stringtab_free (strtab); | |
116c20d2 | 751 | |
c2f09c75 TG |
752 | /* The command. */ |
753 | bfd_h_put_32 (abfd, sym->symoff, buf); | |
754 | bfd_h_put_32 (abfd, sym->nsyms, buf + 4); | |
755 | bfd_h_put_32 (abfd, sym->stroff, buf + 8); | |
756 | bfd_h_put_32 (abfd, sym->strsize, buf + 12); | |
116c20d2 | 757 | |
c2f09c75 TG |
758 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
759 | || bfd_bwrite ((PTR) buf, 16, abfd) != 16) | |
760 | return FALSE; | |
116c20d2 | 761 | |
c2f09c75 | 762 | return TRUE; |
116c20d2 | 763 | |
c2f09c75 TG |
764 | err: |
765 | _bfd_stringtab_free (strtab); | |
766 | return FALSE; | |
116c20d2 NC |
767 | } |
768 | ||
154a1ee5 | 769 | bfd_boolean |
116c20d2 | 770 | bfd_mach_o_write_contents (bfd *abfd) |
3af9a47b NC |
771 | { |
772 | unsigned int i; | |
3af9a47b NC |
773 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; |
774 | ||
3af9a47b | 775 | /* Now write header information. */ |
c2f09c75 TG |
776 | if (mdata->header.filetype == 0) |
777 | { | |
778 | if (abfd->flags & EXEC_P) | |
779 | mdata->header.filetype = BFD_MACH_O_MH_EXECUTE; | |
780 | else if (abfd->flags & DYNAMIC) | |
781 | mdata->header.filetype = BFD_MACH_O_MH_DYLIB; | |
782 | else | |
783 | mdata->header.filetype = BFD_MACH_O_MH_OBJECT; | |
784 | } | |
154a1ee5 | 785 | if (!bfd_mach_o_write_header (abfd, &mdata->header)) |
b34976b6 | 786 | return FALSE; |
3af9a47b NC |
787 | |
788 | for (i = 0; i < mdata->header.ncmds; i++) | |
789 | { | |
790 | unsigned char buf[8]; | |
791 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
792 | unsigned long typeflag; | |
793 | ||
154a1ee5 | 794 | typeflag = cur->type | (cur->type_required ? BFD_MACH_O_LC_REQ_DYLD : 0); |
3af9a47b NC |
795 | |
796 | bfd_h_put_32 (abfd, typeflag, buf); | |
797 | bfd_h_put_32 (abfd, cur->len, buf + 4); | |
798 | ||
c2f09c75 TG |
799 | if (bfd_seek (abfd, cur->offset, SEEK_SET) != 0 |
800 | || bfd_bwrite ((PTR) buf, 8, abfd) != 8) | |
b34976b6 | 801 | return FALSE; |
3af9a47b NC |
802 | |
803 | switch (cur->type) | |
804 | { | |
805 | case BFD_MACH_O_LC_SEGMENT: | |
1e8a024a TG |
806 | if (bfd_mach_o_scan_write_segment_32 (abfd, cur) != 0) |
807 | return FALSE; | |
808 | break; | |
809 | case BFD_MACH_O_LC_SEGMENT_64: | |
810 | if (bfd_mach_o_scan_write_segment_64 (abfd, cur) != 0) | |
b34976b6 | 811 | return FALSE; |
3af9a47b NC |
812 | break; |
813 | case BFD_MACH_O_LC_SYMTAB: | |
c2f09c75 | 814 | if (!bfd_mach_o_scan_write_symtab (abfd, cur)) |
b34976b6 | 815 | return FALSE; |
3af9a47b NC |
816 | break; |
817 | case BFD_MACH_O_LC_SYMSEG: | |
818 | break; | |
819 | case BFD_MACH_O_LC_THREAD: | |
820 | case BFD_MACH_O_LC_UNIXTHREAD: | |
821 | if (bfd_mach_o_scan_write_thread (abfd, cur) != 0) | |
b34976b6 | 822 | return FALSE; |
3af9a47b NC |
823 | break; |
824 | case BFD_MACH_O_LC_LOADFVMLIB: | |
825 | case BFD_MACH_O_LC_IDFVMLIB: | |
826 | case BFD_MACH_O_LC_IDENT: | |
827 | case BFD_MACH_O_LC_FVMFILE: | |
828 | case BFD_MACH_O_LC_PREPAGE: | |
829 | case BFD_MACH_O_LC_DYSYMTAB: | |
830 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
831 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
832 | case BFD_MACH_O_LC_ID_DYLIB: | |
833 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
834 | case BFD_MACH_O_LC_ID_DYLINKER: | |
835 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
836 | case BFD_MACH_O_LC_ROUTINES: | |
837 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
838 | break; | |
839 | default: | |
840 | fprintf (stderr, | |
841 | "unable to write unknown load command 0x%lx\n", | |
0af1713e | 842 | (unsigned long) cur->type); |
b34976b6 | 843 | return FALSE; |
3af9a47b NC |
844 | } |
845 | } | |
846 | ||
b34976b6 | 847 | return TRUE; |
3af9a47b NC |
848 | } |
849 | ||
154a1ee5 TG |
850 | /* Build Mach-O load commands from the sections. */ |
851 | ||
852 | bfd_boolean | |
853 | bfd_mach_o_build_commands (bfd *abfd) | |
854 | { | |
855 | bfd_mach_o_data_struct *mdata = bfd_get_mach_o_data (abfd); | |
c2f09c75 | 856 | unsigned int wide = mach_o_wide_p (&mdata->header); |
154a1ee5 TG |
857 | bfd_mach_o_segment_command *seg; |
858 | bfd_mach_o_section *sections; | |
859 | asection *sec; | |
860 | file_ptr filepos; | |
c2f09c75 TG |
861 | bfd_mach_o_load_command *cmd; |
862 | bfd_mach_o_load_command *symtab_cmd; | |
863 | int target_index; | |
154a1ee5 TG |
864 | |
865 | /* Return now if commands are already built. */ | |
866 | if (mdata->header.ncmds) | |
867 | return FALSE; | |
868 | ||
869 | /* Very simple version: 1 command (segment) containing all sections. */ | |
c2f09c75 TG |
870 | mdata->header.ncmds = 2; |
871 | mdata->commands = bfd_alloc (abfd, mdata->header.ncmds | |
154a1ee5 TG |
872 | * sizeof (bfd_mach_o_load_command)); |
873 | if (mdata->commands == NULL) | |
874 | return FALSE; | |
c2f09c75 TG |
875 | cmd = &mdata->commands[0]; |
876 | seg = &cmd->command.segment; | |
877 | ||
154a1ee5 TG |
878 | seg->nsects = bfd_count_sections (abfd); |
879 | sections = bfd_alloc (abfd, seg->nsects * sizeof (bfd_mach_o_section)); | |
880 | if (sections == NULL) | |
881 | return FALSE; | |
882 | seg->sections = sections; | |
883 | ||
884 | /* Set segment command. */ | |
885 | if (wide) | |
886 | { | |
c2f09c75 TG |
887 | cmd->type = BFD_MACH_O_LC_SEGMENT_64; |
888 | cmd->offset = BFD_MACH_O_HEADER_64_SIZE; | |
889 | cmd->len = BFD_MACH_O_LC_SEGMENT_64_SIZE | |
154a1ee5 TG |
890 | + BFD_MACH_O_SECTION_64_SIZE * seg->nsects; |
891 | } | |
892 | else | |
893 | { | |
c2f09c75 TG |
894 | cmd->type = BFD_MACH_O_LC_SEGMENT; |
895 | cmd->offset = BFD_MACH_O_HEADER_SIZE; | |
896 | cmd->len = BFD_MACH_O_LC_SEGMENT_SIZE | |
154a1ee5 TG |
897 | + BFD_MACH_O_SECTION_SIZE * seg->nsects; |
898 | } | |
c2f09c75 TG |
899 | cmd->type_required = FALSE; |
900 | mdata->header.sizeofcmds = cmd->len; | |
901 | filepos = cmd->offset + cmd->len; | |
154a1ee5 | 902 | |
c2f09c75 TG |
903 | /* Set symtab command. */ |
904 | symtab_cmd = &mdata->commands[1]; | |
905 | ||
906 | symtab_cmd->type = BFD_MACH_O_LC_SYMTAB; | |
907 | symtab_cmd->offset = cmd->offset + cmd->len; | |
908 | symtab_cmd->len = 6 * 4; | |
909 | symtab_cmd->type_required = FALSE; | |
910 | ||
911 | mdata->header.sizeofcmds += symtab_cmd->len; | |
912 | filepos += symtab_cmd->len; | |
913 | ||
914 | /* Fill segment command. */ | |
154a1ee5 TG |
915 | memset (seg->segname, 0, sizeof (seg->segname)); |
916 | seg->vmaddr = 0; | |
917 | seg->fileoff = filepos; | |
918 | seg->filesize = 0; | |
919 | seg->maxprot = BFD_MACH_O_PROT_READ | BFD_MACH_O_PROT_WRITE | |
920 | | BFD_MACH_O_PROT_EXECUTE; | |
921 | seg->initprot = seg->maxprot; | |
922 | seg->flags = 0; | |
923 | ||
924 | /* Create Mach-O sections. */ | |
c2f09c75 | 925 | target_index = 0; |
154a1ee5 TG |
926 | for (sec = abfd->sections; sec; sec = sec->next) |
927 | { | |
928 | sections->bfdsection = sec; | |
929 | bfd_mach_o_convert_section_name_to_mach_o (abfd, sec, sections); | |
930 | sections->addr = bfd_get_section_vma (abfd, sec); | |
931 | sections->size = bfd_get_section_size (sec); | |
932 | sections->align = bfd_get_section_alignment (abfd, sec); | |
c2f09c75 | 933 | |
154a1ee5 TG |
934 | filepos = (filepos + ((file_ptr) 1 << sections->align) - 1) |
935 | & ((file_ptr) -1 << sections->align); | |
936 | sections->offset = filepos; | |
937 | sections->reloff = 0; | |
938 | sections->nreloc = 0; | |
939 | sections->reserved1 = 0; | |
940 | sections->reserved2 = 0; | |
941 | sections->reserved3 = 0; | |
942 | ||
943 | sec->filepos = filepos; | |
c2f09c75 | 944 | sec->target_index = ++target_index; |
154a1ee5 TG |
945 | |
946 | filepos += sections->size; | |
947 | sections++; | |
948 | } | |
949 | seg->filesize = filepos - seg->fileoff; | |
950 | seg->vmsize = seg->filesize; | |
951 | ||
c2f09c75 TG |
952 | /* Fill symtab command. |
953 | Note: we don't know the number of symbols. | |
954 | Also, symtab is at the end since the length of the symbol table (and | |
955 | string table) is not known. */ | |
956 | symtab_cmd->command.symtab.symoff = filepos; | |
957 | ||
154a1ee5 TG |
958 | return TRUE; |
959 | } | |
960 | ||
961 | /* Set the contents of a section. */ | |
962 | ||
963 | bfd_boolean | |
964 | bfd_mach_o_set_section_contents (bfd *abfd, | |
965 | asection *section, | |
966 | const void * location, | |
967 | file_ptr offset, | |
968 | bfd_size_type count) | |
969 | { | |
970 | file_ptr pos; | |
971 | ||
972 | /* This must be done first, because bfd_set_section_contents is | |
973 | going to set output_has_begun to TRUE. */ | |
974 | if (! abfd->output_has_begun && ! bfd_mach_o_build_commands (abfd)) | |
975 | return FALSE; | |
976 | ||
977 | if (count == 0) | |
978 | return TRUE; | |
979 | ||
980 | pos = section->filepos + offset; | |
981 | if (bfd_seek (abfd, pos, SEEK_SET) != 0 | |
982 | || bfd_bwrite (location, count, abfd) != count) | |
983 | return FALSE; | |
984 | ||
985 | return TRUE; | |
986 | } | |
987 | ||
988 | int | |
116c20d2 | 989 | bfd_mach_o_sizeof_headers (bfd *a ATTRIBUTE_UNUSED, |
a6b96beb | 990 | struct bfd_link_info *info ATTRIBUTE_UNUSED) |
3af9a47b NC |
991 | { |
992 | return 0; | |
993 | } | |
994 | ||
995 | /* Make an empty symbol. This is required only because | |
996 | bfd_make_section_anyway wants to create a symbol for the section. */ | |
997 | ||
154a1ee5 | 998 | asymbol * |
116c20d2 | 999 | bfd_mach_o_make_empty_symbol (bfd *abfd) |
3af9a47b NC |
1000 | { |
1001 | asymbol *new; | |
1002 | ||
116c20d2 | 1003 | new = bfd_zalloc (abfd, sizeof (* new)); |
3af9a47b NC |
1004 | if (new == NULL) |
1005 | return new; | |
1006 | new->the_bfd = abfd; | |
1007 | return new; | |
1008 | } | |
1009 | ||
154a1ee5 | 1010 | static bfd_boolean |
116c20d2 | 1011 | bfd_mach_o_read_header (bfd *abfd, bfd_mach_o_header *header) |
3af9a47b | 1012 | { |
1e8a024a TG |
1013 | unsigned char buf[32]; |
1014 | unsigned int size; | |
edeb6e24 | 1015 | bfd_vma (*get32) (const void *) = NULL; |
3af9a47b | 1016 | |
1e8a024a | 1017 | /* Just read the magic number. */ |
c2f09c75 TG |
1018 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
1019 | || bfd_bread ((PTR) buf, 4, abfd) != 4) | |
154a1ee5 | 1020 | return FALSE; |
3af9a47b | 1021 | |
154a1ee5 | 1022 | if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b NC |
1023 | { |
1024 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1025 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a | 1026 | header->version = 1; |
3af9a47b NC |
1027 | get32 = bfd_getb32; |
1028 | } | |
154a1ee5 | 1029 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b | 1030 | { |
a95a4550 | 1031 | header->byteorder = BFD_ENDIAN_LITTLE; |
154a1ee5 | 1032 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a TG |
1033 | header->version = 1; |
1034 | get32 = bfd_getl32; | |
1035 | } | |
154a1ee5 | 1036 | else if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1037 | { |
1038 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1039 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a TG |
1040 | header->version = 2; |
1041 | get32 = bfd_getb32; | |
1042 | } | |
154a1ee5 | 1043 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1044 | { |
1045 | header->byteorder = BFD_ENDIAN_LITTLE; | |
154a1ee5 | 1046 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a | 1047 | header->version = 2; |
3af9a47b NC |
1048 | get32 = bfd_getl32; |
1049 | } | |
1050 | else | |
1051 | { | |
1052 | header->byteorder = BFD_ENDIAN_UNKNOWN; | |
154a1ee5 | 1053 | return FALSE; |
3af9a47b | 1054 | } |
a95a4550 | 1055 | |
1e8a024a | 1056 | /* Once the size of the header is known, read the full header. */ |
c2f09c75 | 1057 | size = mach_o_wide_p (header) ? |
154a1ee5 | 1058 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
1e8a024a | 1059 | |
c2f09c75 TG |
1060 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
1061 | || bfd_bread ((PTR) buf, size, abfd) != size) | |
154a1ee5 | 1062 | return FALSE; |
1e8a024a | 1063 | |
3af9a47b NC |
1064 | header->cputype = (*get32) (buf + 4); |
1065 | header->cpusubtype = (*get32) (buf + 8); | |
1066 | header->filetype = (*get32) (buf + 12); | |
1067 | header->ncmds = (*get32) (buf + 16); | |
1068 | header->sizeofcmds = (*get32) (buf + 20); | |
1069 | header->flags = (*get32) (buf + 24); | |
1070 | ||
c2f09c75 | 1071 | if (mach_o_wide_p (header)) |
1e8a024a TG |
1072 | header->reserved = (*get32) (buf + 28); |
1073 | ||
154a1ee5 | 1074 | return TRUE; |
3af9a47b NC |
1075 | } |
1076 | ||
1077 | static asection * | |
15e1c58a TG |
1078 | bfd_mach_o_make_bfd_section (bfd *abfd, bfd_mach_o_section *section, |
1079 | unsigned long prot) | |
3af9a47b NC |
1080 | { |
1081 | asection *bfdsec; | |
1082 | char *sname; | |
117ed4f8 | 1083 | flagword flags; |
3af9a47b | 1084 | |
154a1ee5 | 1085 | sname = bfd_mach_o_convert_section_name_to_bfd (abfd, section); |
3af9a47b NC |
1086 | if (sname == NULL) |
1087 | return NULL; | |
3af9a47b | 1088 | |
15e1c58a TG |
1089 | if (section->flags & BFD_MACH_O_S_ATTR_DEBUG) |
1090 | flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; | |
1091 | else | |
1092 | { | |
1093 | flags = SEC_ALLOC; | |
1094 | if ((section->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
1095 | != BFD_MACH_O_S_ZEROFILL) | |
1096 | { | |
1097 | flags |= SEC_HAS_CONTENTS | SEC_LOAD; | |
1098 | if (prot & BFD_MACH_O_PROT_EXECUTE) | |
1099 | flags |= SEC_CODE; | |
1100 | if (prot & BFD_MACH_O_PROT_WRITE) | |
1101 | flags |= SEC_DATA; | |
1102 | else if (prot & BFD_MACH_O_PROT_READ) | |
1103 | flags |= SEC_READONLY; | |
1104 | } | |
1105 | } | |
117ed4f8 | 1106 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, flags); |
3af9a47b NC |
1107 | if (bfdsec == NULL) |
1108 | return NULL; | |
a95a4550 | 1109 | |
3af9a47b NC |
1110 | bfdsec->vma = section->addr; |
1111 | bfdsec->lma = section->addr; | |
eea6121a | 1112 | bfdsec->size = section->size; |
3af9a47b NC |
1113 | bfdsec->filepos = section->offset; |
1114 | bfdsec->alignment_power = section->align; | |
1e8a024a | 1115 | bfdsec->segment_mark = 0; |
3af9a47b | 1116 | |
3af9a47b NC |
1117 | return bfdsec; |
1118 | } | |
1119 | ||
1120 | static int | |
1e8a024a TG |
1121 | bfd_mach_o_scan_read_section_32 (bfd *abfd, |
1122 | bfd_mach_o_section *section, | |
15e1c58a TG |
1123 | bfd_vma offset, |
1124 | unsigned long prot) | |
3af9a47b | 1125 | { |
154a1ee5 | 1126 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
3af9a47b | 1127 | |
c2f09c75 TG |
1128 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
1129 | || (bfd_bread ((PTR) buf, BFD_MACH_O_SECTION_SIZE, abfd) | |
1130 | != BFD_MACH_O_SECTION_SIZE)) | |
3af9a47b | 1131 | return -1; |
a95a4550 | 1132 | |
3af9a47b NC |
1133 | memcpy (section->sectname, buf, 16); |
1134 | section->sectname[16] = '\0'; | |
1135 | memcpy (section->segname, buf + 16, 16); | |
1136 | section->segname[16] = '\0'; | |
1137 | section->addr = bfd_h_get_32 (abfd, buf + 32); | |
1138 | section->size = bfd_h_get_32 (abfd, buf + 36); | |
1139 | section->offset = bfd_h_get_32 (abfd, buf + 40); | |
1140 | section->align = bfd_h_get_32 (abfd, buf + 44); | |
1141 | section->reloff = bfd_h_get_32 (abfd, buf + 48); | |
1142 | section->nreloc = bfd_h_get_32 (abfd, buf + 52); | |
1143 | section->flags = bfd_h_get_32 (abfd, buf + 56); | |
1144 | section->reserved1 = bfd_h_get_32 (abfd, buf + 60); | |
1145 | section->reserved2 = bfd_h_get_32 (abfd, buf + 64); | |
1e8a024a | 1146 | section->reserved3 = 0; |
15e1c58a | 1147 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
1e8a024a TG |
1148 | |
1149 | if (section->bfdsection == NULL) | |
1150 | return -1; | |
1151 | ||
1152 | return 0; | |
1153 | } | |
1154 | ||
1155 | static int | |
1156 | bfd_mach_o_scan_read_section_64 (bfd *abfd, | |
1157 | bfd_mach_o_section *section, | |
15e1c58a TG |
1158 | bfd_vma offset, |
1159 | unsigned long prot) | |
1e8a024a | 1160 | { |
154a1ee5 | 1161 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
1e8a024a | 1162 | |
c2f09c75 TG |
1163 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
1164 | || (bfd_bread ((PTR) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) | |
1165 | != BFD_MACH_O_SECTION_64_SIZE)) | |
1e8a024a TG |
1166 | return -1; |
1167 | ||
1168 | memcpy (section->sectname, buf, 16); | |
1169 | section->sectname[16] = '\0'; | |
1170 | memcpy (section->segname, buf + 16, 16); | |
1171 | section->segname[16] = '\0'; | |
1172 | section->addr = bfd_h_get_64 (abfd, buf + 32); | |
1173 | section->size = bfd_h_get_64 (abfd, buf + 40); | |
1174 | section->offset = bfd_h_get_32 (abfd, buf + 48); | |
1175 | section->align = bfd_h_get_32 (abfd, buf + 52); | |
1176 | section->reloff = bfd_h_get_32 (abfd, buf + 56); | |
1177 | section->nreloc = bfd_h_get_32 (abfd, buf + 60); | |
1178 | section->flags = bfd_h_get_32 (abfd, buf + 64); | |
1179 | section->reserved1 = bfd_h_get_32 (abfd, buf + 68); | |
1180 | section->reserved2 = bfd_h_get_32 (abfd, buf + 72); | |
1181 | section->reserved3 = bfd_h_get_32 (abfd, buf + 76); | |
15e1c58a | 1182 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
3af9a47b NC |
1183 | |
1184 | if (section->bfdsection == NULL) | |
1185 | return -1; | |
1186 | ||
1187 | return 0; | |
1188 | } | |
1189 | ||
1e8a024a TG |
1190 | static int |
1191 | bfd_mach_o_scan_read_section (bfd *abfd, | |
1192 | bfd_mach_o_section *section, | |
1193 | bfd_vma offset, | |
15e1c58a | 1194 | unsigned long prot, |
1e8a024a TG |
1195 | unsigned int wide) |
1196 | { | |
1197 | if (wide) | |
15e1c58a | 1198 | return bfd_mach_o_scan_read_section_64 (abfd, section, offset, prot); |
1e8a024a | 1199 | else |
15e1c58a | 1200 | return bfd_mach_o_scan_read_section_32 (abfd, section, offset, prot); |
1e8a024a TG |
1201 | } |
1202 | ||
3af9a47b | 1203 | int |
116c20d2 NC |
1204 | bfd_mach_o_scan_read_symtab_symbol (bfd *abfd, |
1205 | bfd_mach_o_symtab_command *sym, | |
1206 | asymbol *s, | |
1207 | unsigned long i) | |
3af9a47b NC |
1208 | { |
1209 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
c2f09c75 | 1210 | unsigned int wide = mach_o_wide_p (&mdata->header); |
1e8a024a TG |
1211 | unsigned int symwidth = wide ? 16 : 12; |
1212 | bfd_vma symoff = sym->symoff + (i * symwidth); | |
1213 | unsigned char buf[16]; | |
3af9a47b NC |
1214 | unsigned char type = -1; |
1215 | unsigned char section = -1; | |
1216 | short desc = -1; | |
1e8a024a | 1217 | symvalue value = -1; |
3af9a47b NC |
1218 | unsigned long stroff = -1; |
1219 | unsigned int symtype = -1; | |
1220 | ||
1221 | BFD_ASSERT (sym->strtab != NULL); | |
1222 | ||
c2f09c75 TG |
1223 | if (bfd_seek (abfd, symoff, SEEK_SET) != 0 |
1224 | || bfd_bread ((PTR) buf, symwidth, abfd) != symwidth) | |
3af9a47b NC |
1225 | { |
1226 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: unable to read %d bytes at %lu\n", | |
1e8a024a | 1227 | symwidth, (unsigned long) symoff); |
3af9a47b NC |
1228 | return -1; |
1229 | } | |
1230 | ||
1231 | stroff = bfd_h_get_32 (abfd, buf); | |
1232 | type = bfd_h_get_8 (abfd, buf + 4); | |
c2f09c75 | 1233 | symtype = type & BFD_MACH_O_N_TYPE; |
15e1c58a | 1234 | section = bfd_h_get_8 (abfd, buf + 5); |
3af9a47b | 1235 | desc = bfd_h_get_16 (abfd, buf + 6); |
1e8a024a TG |
1236 | if (wide) |
1237 | value = bfd_h_get_64 (abfd, buf + 8); | |
1238 | else | |
1239 | value = bfd_h_get_32 (abfd, buf + 8); | |
3af9a47b NC |
1240 | |
1241 | if (stroff >= sym->strsize) | |
1242 | { | |
1243 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: symbol name out of range (%lu >= %lu)\n", | |
1244 | (unsigned long) stroff, (unsigned long) sym->strsize); | |
a95a4550 | 1245 | return -1; |
3af9a47b NC |
1246 | } |
1247 | ||
1248 | s->the_bfd = abfd; | |
1249 | s->name = sym->strtab + stroff; | |
1250 | s->value = value; | |
1251 | s->udata.i = (type << 24) | (section << 16) | desc; | |
1252 | s->flags = 0x0; | |
1253 | ||
1254 | if (type & BFD_MACH_O_N_STAB) | |
1255 | { | |
1256 | s->flags |= BSF_DEBUGGING; | |
1257 | s->section = bfd_und_section_ptr; | |
15e1c58a TG |
1258 | switch (type) |
1259 | { | |
1260 | case N_FUN: | |
1261 | case N_STSYM: | |
1262 | case N_LCSYM: | |
1263 | case N_BNSYM: | |
1264 | case N_SLINE: | |
1265 | case N_ENSYM: | |
1266 | case N_ECOMM: | |
1267 | case N_ECOML: | |
1268 | case N_GSYM: | |
1269 | if ((section > 0) && (section <= mdata->nsects)) | |
1270 | { | |
1271 | s->section = mdata->sections[section - 1]->bfdsection; | |
1272 | s->value = s->value - mdata->sections[section - 1]->addr; | |
1273 | } | |
1274 | break; | |
1275 | } | |
3af9a47b NC |
1276 | } |
1277 | else | |
1278 | { | |
1279 | if (type & BFD_MACH_O_N_PEXT) | |
15e1c58a | 1280 | s->flags |= BSF_GLOBAL; |
c2f09c75 | 1281 | |
3af9a47b | 1282 | if (type & BFD_MACH_O_N_EXT) |
15e1c58a TG |
1283 | s->flags |= BSF_GLOBAL; |
1284 | ||
1285 | if (!(type & (BFD_MACH_O_N_PEXT | BFD_MACH_O_N_EXT))) | |
1286 | s->flags |= BSF_LOCAL; | |
3af9a47b NC |
1287 | |
1288 | switch (symtype) | |
1289 | { | |
1290 | case BFD_MACH_O_N_UNDF: | |
c2f09c75 TG |
1291 | if (type == (BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT) |
1292 | && s->value != 0) | |
1293 | { | |
1294 | /* A common symbol. */ | |
1295 | s->section = bfd_com_section_ptr; | |
1296 | s->flags = BSF_NO_FLAGS; | |
1297 | } | |
1298 | else | |
1299 | s->section = bfd_und_section_ptr; | |
3af9a47b NC |
1300 | break; |
1301 | case BFD_MACH_O_N_PBUD: | |
1302 | s->section = bfd_und_section_ptr; | |
1303 | break; | |
1304 | case BFD_MACH_O_N_ABS: | |
1305 | s->section = bfd_abs_section_ptr; | |
1306 | break; | |
1307 | case BFD_MACH_O_N_SECT: | |
1308 | if ((section > 0) && (section <= mdata->nsects)) | |
1309 | { | |
15e1c58a TG |
1310 | s->section = mdata->sections[section - 1]->bfdsection; |
1311 | s->value = s->value - mdata->sections[section - 1]->addr; | |
3af9a47b NC |
1312 | } |
1313 | else | |
1314 | { | |
1315 | /* Mach-O uses 0 to mean "no section"; not an error. */ | |
1316 | if (section != 0) | |
1317 | { | |
1318 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: " | |
a95a4550 | 1319 | "symbol \"%s\" specified invalid section %d (max %lu): setting to undefined\n", |
3af9a47b NC |
1320 | s->name, section, mdata->nsects); |
1321 | } | |
1322 | s->section = bfd_und_section_ptr; | |
1323 | } | |
1324 | break; | |
1325 | case BFD_MACH_O_N_INDR: | |
1326 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: " | |
a95a4550 | 1327 | "symbol \"%s\" is unsupported 'indirect' reference: setting to undefined\n", |
3af9a47b NC |
1328 | s->name); |
1329 | s->section = bfd_und_section_ptr; | |
1330 | break; | |
1331 | default: | |
1332 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: " | |
a95a4550 | 1333 | "symbol \"%s\" specified invalid type field 0x%x: setting to undefined\n", |
3af9a47b NC |
1334 | s->name, symtype); |
1335 | s->section = bfd_und_section_ptr; | |
1336 | break; | |
1337 | } | |
1338 | } | |
1339 | ||
1340 | return 0; | |
1341 | } | |
1342 | ||
1343 | int | |
116c20d2 NC |
1344 | bfd_mach_o_scan_read_symtab_strtab (bfd *abfd, |
1345 | bfd_mach_o_symtab_command *sym) | |
3af9a47b NC |
1346 | { |
1347 | BFD_ASSERT (sym->strtab == NULL); | |
1348 | ||
1349 | if (abfd->flags & BFD_IN_MEMORY) | |
1350 | { | |
1351 | struct bfd_in_memory *b; | |
1352 | ||
1353 | b = (struct bfd_in_memory *) abfd->iostream; | |
1354 | ||
1355 | if ((sym->stroff + sym->strsize) > b->size) | |
1356 | { | |
1357 | bfd_set_error (bfd_error_file_truncated); | |
1358 | return -1; | |
1359 | } | |
f075ee0c | 1360 | sym->strtab = (char *) b->buffer + sym->stroff; |
3af9a47b NC |
1361 | return 0; |
1362 | } | |
1363 | ||
1364 | sym->strtab = bfd_alloc (abfd, sym->strsize); | |
1365 | if (sym->strtab == NULL) | |
1366 | return -1; | |
1367 | ||
c2f09c75 TG |
1368 | if (bfd_seek (abfd, sym->stroff, SEEK_SET) != 0 |
1369 | || bfd_bread ((PTR) sym->strtab, sym->strsize, abfd) != sym->strsize) | |
3af9a47b NC |
1370 | { |
1371 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_strtab: unable to read %lu bytes at %lu\n", | |
1372 | sym->strsize, sym->stroff); | |
a95a4550 | 1373 | return -1; |
3af9a47b NC |
1374 | } |
1375 | ||
1376 | return 0; | |
1377 | } | |
1378 | ||
a95a4550 | 1379 | int |
116c20d2 NC |
1380 | bfd_mach_o_scan_read_symtab_symbols (bfd *abfd, |
1381 | bfd_mach_o_symtab_command *sym) | |
3af9a47b NC |
1382 | { |
1383 | unsigned long i; | |
1384 | int ret; | |
1385 | ||
1386 | BFD_ASSERT (sym->symbols == NULL); | |
1387 | sym->symbols = bfd_alloc (abfd, sym->nsyms * sizeof (asymbol)); | |
1388 | ||
1389 | if (sym->symbols == NULL) | |
1390 | { | |
1391 | fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbols: unable to allocate memory for symbols\n"); | |
a95a4550 | 1392 | return -1; |
3af9a47b | 1393 | } |
a95a4550 | 1394 | |
3af9a47b NC |
1395 | ret = bfd_mach_o_scan_read_symtab_strtab (abfd, sym); |
1396 | if (ret != 0) | |
1397 | return ret; | |
1398 | ||
1399 | for (i = 0; i < sym->nsyms; i++) | |
1400 | { | |
1401 | ret = bfd_mach_o_scan_read_symtab_symbol (abfd, sym, &sym->symbols[i], i); | |
1402 | if (ret != 0) | |
1403 | return ret; | |
1404 | } | |
a95a4550 | 1405 | |
3af9a47b NC |
1406 | return 0; |
1407 | } | |
1408 | ||
1409 | int | |
116c20d2 NC |
1410 | bfd_mach_o_scan_read_dysymtab_symbol (bfd *abfd, |
1411 | bfd_mach_o_dysymtab_command *dysym, | |
1412 | bfd_mach_o_symtab_command *sym, | |
1413 | asymbol *s, | |
1414 | unsigned long i) | |
3af9a47b NC |
1415 | { |
1416 | unsigned long isymoff = dysym->indirectsymoff + (i * 4); | |
1417 | unsigned long symindex; | |
1418 | unsigned char buf[4]; | |
1419 | ||
1420 | BFD_ASSERT (i < dysym->nindirectsyms); | |
a95a4550 | 1421 | |
c2f09c75 TG |
1422 | if (bfd_seek (abfd, isymoff, SEEK_SET) != 0 |
1423 | || bfd_bread ((PTR) buf, 4, abfd) != 4) | |
3af9a47b NC |
1424 | { |
1425 | fprintf (stderr, "bfd_mach_o_scan_read_dysymtab_symbol: unable to read %lu bytes at %lu\n", | |
1426 | (unsigned long) 4, isymoff); | |
1427 | return -1; | |
1428 | } | |
1429 | symindex = bfd_h_get_32 (abfd, buf); | |
a95a4550 | 1430 | |
3af9a47b NC |
1431 | return bfd_mach_o_scan_read_symtab_symbol (abfd, sym, s, symindex); |
1432 | } | |
1433 | ||
1434 | static const char * | |
116c20d2 | 1435 | bfd_mach_o_i386_flavour_string (unsigned int flavour) |
3af9a47b NC |
1436 | { |
1437 | switch ((int) flavour) | |
1438 | { | |
15e1c58a TG |
1439 | case BFD_MACH_O_x86_THREAD_STATE32: return "x86_THREAD_STATE32"; |
1440 | case BFD_MACH_O_x86_FLOAT_STATE32: return "x86_FLOAT_STATE32"; | |
1441 | case BFD_MACH_O_x86_EXCEPTION_STATE32: return "x86_EXCEPTION_STATE32"; | |
1442 | case BFD_MACH_O_x86_THREAD_STATE64: return "x86_THREAD_STATE64"; | |
1443 | case BFD_MACH_O_x86_FLOAT_STATE64: return "x86_FLOAT_STATE64"; | |
1444 | case BFD_MACH_O_x86_EXCEPTION_STATE64: return "x86_EXCEPTION_STATE64"; | |
1445 | case BFD_MACH_O_x86_THREAD_STATE: return "x86_THREAD_STATE"; | |
1446 | case BFD_MACH_O_x86_FLOAT_STATE: return "x86_FLOAT_STATE"; | |
1447 | case BFD_MACH_O_x86_EXCEPTION_STATE: return "x86_EXCEPTION_STATE"; | |
1448 | case BFD_MACH_O_x86_DEBUG_STATE32: return "x86_DEBUG_STATE32"; | |
1449 | case BFD_MACH_O_x86_DEBUG_STATE64: return "x86_DEBUG_STATE64"; | |
1450 | case BFD_MACH_O_x86_DEBUG_STATE: return "x86_DEBUG_STATE"; | |
1451 | case BFD_MACH_O_THREAD_STATE_NONE: return "THREAD_STATE_NONE"; | |
3af9a47b NC |
1452 | default: return "UNKNOWN"; |
1453 | } | |
1454 | } | |
1455 | ||
1456 | static const char * | |
116c20d2 | 1457 | bfd_mach_o_ppc_flavour_string (unsigned int flavour) |
3af9a47b NC |
1458 | { |
1459 | switch ((int) flavour) | |
1460 | { | |
1461 | case BFD_MACH_O_PPC_THREAD_STATE: return "PPC_THREAD_STATE"; | |
1462 | case BFD_MACH_O_PPC_FLOAT_STATE: return "PPC_FLOAT_STATE"; | |
1463 | case BFD_MACH_O_PPC_EXCEPTION_STATE: return "PPC_EXCEPTION_STATE"; | |
1464 | case BFD_MACH_O_PPC_VECTOR_STATE: return "PPC_VECTOR_STATE"; | |
1465 | default: return "UNKNOWN"; | |
1466 | } | |
1467 | } | |
1468 | ||
1469 | static int | |
116c20d2 NC |
1470 | bfd_mach_o_scan_read_dylinker (bfd *abfd, |
1471 | bfd_mach_o_load_command *command) | |
3af9a47b NC |
1472 | { |
1473 | bfd_mach_o_dylinker_command *cmd = &command->command.dylinker; | |
1474 | unsigned char buf[4]; | |
1475 | unsigned int nameoff; | |
1476 | asection *bfdsec; | |
1477 | char *sname; | |
1478 | const char *prefix; | |
1479 | ||
1480 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_ID_DYLINKER) | |
1481 | || (command->type == BFD_MACH_O_LC_LOAD_DYLINKER)); | |
1482 | ||
c2f09c75 TG |
1483 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1484 | || bfd_bread ((PTR) buf, 4, abfd) != 4) | |
3af9a47b NC |
1485 | return -1; |
1486 | ||
1487 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1488 | ||
1489 | cmd->name_offset = command->offset + nameoff; | |
1490 | cmd->name_len = command->len - nameoff; | |
1491 | ||
1492 | if (command->type == BFD_MACH_O_LC_LOAD_DYLINKER) | |
1493 | prefix = "LC_LOAD_DYLINKER"; | |
1494 | else if (command->type == BFD_MACH_O_LC_ID_DYLINKER) | |
1495 | prefix = "LC_ID_DYLINKER"; | |
1496 | else | |
1497 | abort (); | |
1498 | ||
116c20d2 | 1499 | sname = bfd_alloc (abfd, strlen (prefix) + 1); |
3af9a47b NC |
1500 | if (sname == NULL) |
1501 | return -1; | |
1502 | strcpy (sname, prefix); | |
1503 | ||
117ed4f8 | 1504 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, SEC_HAS_CONTENTS); |
3af9a47b NC |
1505 | if (bfdsec == NULL) |
1506 | return -1; | |
a95a4550 | 1507 | |
3af9a47b NC |
1508 | bfdsec->vma = 0; |
1509 | bfdsec->lma = 0; | |
846b9259 TG |
1510 | bfdsec->size = command->len - nameoff; |
1511 | bfdsec->filepos = command->offset + nameoff; | |
3af9a47b | 1512 | bfdsec->alignment_power = 0; |
3af9a47b NC |
1513 | |
1514 | cmd->section = bfdsec; | |
1515 | ||
1516 | return 0; | |
1517 | } | |
1518 | ||
1519 | static int | |
116c20d2 | 1520 | bfd_mach_o_scan_read_dylib (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1521 | { |
1522 | bfd_mach_o_dylib_command *cmd = &command->command.dylib; | |
1523 | unsigned char buf[16]; | |
1524 | unsigned int nameoff; | |
1525 | asection *bfdsec; | |
1526 | char *sname; | |
1527 | const char *prefix; | |
1528 | ||
1529 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_ID_DYLIB) | |
1530 | || (command->type == BFD_MACH_O_LC_LOAD_DYLIB) | |
1531 | || (command->type == BFD_MACH_O_LC_LOAD_WEAK_DYLIB)); | |
1532 | ||
c2f09c75 TG |
1533 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1534 | || bfd_bread ((PTR) buf, 16, abfd) != 16) | |
3af9a47b NC |
1535 | return -1; |
1536 | ||
1537 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1538 | cmd->timestamp = bfd_h_get_32 (abfd, buf + 4); | |
1539 | cmd->current_version = bfd_h_get_32 (abfd, buf + 8); | |
1540 | cmd->compatibility_version = bfd_h_get_32 (abfd, buf + 12); | |
1541 | ||
1542 | cmd->name_offset = command->offset + nameoff; | |
1543 | cmd->name_len = command->len - nameoff; | |
1544 | ||
1545 | if (command->type == BFD_MACH_O_LC_LOAD_DYLIB) | |
1546 | prefix = "LC_LOAD_DYLIB"; | |
1547 | else if (command->type == BFD_MACH_O_LC_LOAD_WEAK_DYLIB) | |
1548 | prefix = "LC_LOAD_WEAK_DYLIB"; | |
1549 | else if (command->type == BFD_MACH_O_LC_ID_DYLIB) | |
1550 | prefix = "LC_ID_DYLIB"; | |
1551 | else | |
1552 | abort (); | |
1553 | ||
116c20d2 | 1554 | sname = bfd_alloc (abfd, strlen (prefix) + 1); |
3af9a47b NC |
1555 | if (sname == NULL) |
1556 | return -1; | |
1557 | strcpy (sname, prefix); | |
1558 | ||
117ed4f8 | 1559 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, SEC_HAS_CONTENTS); |
3af9a47b NC |
1560 | if (bfdsec == NULL) |
1561 | return -1; | |
a95a4550 | 1562 | |
3af9a47b NC |
1563 | bfdsec->vma = 0; |
1564 | bfdsec->lma = 0; | |
eea6121a | 1565 | bfdsec->size = command->len - 8; |
3af9a47b NC |
1566 | bfdsec->filepos = command->offset + 8; |
1567 | bfdsec->alignment_power = 0; | |
3af9a47b NC |
1568 | |
1569 | cmd->section = bfdsec; | |
1570 | ||
1571 | return 0; | |
1572 | } | |
1573 | ||
1574 | static int | |
116c20d2 NC |
1575 | bfd_mach_o_scan_read_prebound_dylib (bfd *abfd ATTRIBUTE_UNUSED, |
1576 | bfd_mach_o_load_command *command ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1577 | { |
1578 | /* bfd_mach_o_prebound_dylib_command *cmd = &command->command.prebound_dylib; */ | |
1579 | ||
1580 | BFD_ASSERT (command->type == BFD_MACH_O_LC_PREBOUND_DYLIB); | |
1581 | return 0; | |
1582 | } | |
1583 | ||
1584 | static int | |
116c20d2 | 1585 | bfd_mach_o_scan_read_thread (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1586 | { |
1587 | bfd_mach_o_data_struct *mdata = NULL; | |
1588 | bfd_mach_o_thread_command *cmd = &command->command.thread; | |
1589 | unsigned char buf[8]; | |
1590 | bfd_vma offset; | |
1591 | unsigned int nflavours; | |
1592 | unsigned int i; | |
1593 | ||
1594 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
1595 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
1596 | ||
1597 | BFD_ASSERT (bfd_mach_o_valid (abfd)); | |
1598 | mdata = abfd->tdata.mach_o_data; | |
a95a4550 | 1599 | |
3af9a47b NC |
1600 | offset = 8; |
1601 | nflavours = 0; | |
1602 | while (offset != command->len) | |
1603 | { | |
1604 | if (offset >= command->len) | |
1605 | return -1; | |
1606 | ||
c2f09c75 TG |
1607 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
1608 | || bfd_bread ((PTR) buf, 8, abfd) != 8) | |
3af9a47b NC |
1609 | return -1; |
1610 | ||
1611 | offset += 8 + bfd_h_get_32 (abfd, buf + 4) * 4; | |
1612 | nflavours++; | |
1613 | } | |
1614 | ||
116c20d2 | 1615 | cmd->flavours = bfd_alloc (abfd, nflavours * sizeof (bfd_mach_o_thread_flavour)); |
3af9a47b NC |
1616 | if (cmd->flavours == NULL) |
1617 | return -1; | |
1618 | cmd->nflavours = nflavours; | |
1619 | ||
1620 | offset = 8; | |
1621 | nflavours = 0; | |
1622 | while (offset != command->len) | |
1623 | { | |
1624 | if (offset >= command->len) | |
1625 | return -1; | |
1626 | ||
1627 | if (nflavours >= cmd->nflavours) | |
1628 | return -1; | |
1629 | ||
c2f09c75 TG |
1630 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
1631 | || bfd_bread ((PTR) buf, 8, abfd) != 8) | |
3af9a47b NC |
1632 | return -1; |
1633 | ||
1634 | cmd->flavours[nflavours].flavour = bfd_h_get_32 (abfd, buf); | |
1635 | cmd->flavours[nflavours].offset = command->offset + offset + 8; | |
1636 | cmd->flavours[nflavours].size = bfd_h_get_32 (abfd, buf + 4) * 4; | |
1637 | offset += cmd->flavours[nflavours].size + 8; | |
1638 | nflavours++; | |
1639 | } | |
1640 | ||
1641 | for (i = 0; i < nflavours; i++) | |
1642 | { | |
1643 | asection *bfdsec; | |
1644 | unsigned int snamelen; | |
1645 | char *sname; | |
1646 | const char *flavourstr; | |
1647 | const char *prefix = "LC_THREAD"; | |
a95a4550 AM |
1648 | unsigned int j = 0; |
1649 | ||
3af9a47b NC |
1650 | switch (mdata->header.cputype) |
1651 | { | |
1652 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
1e8a024a | 1653 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: |
3af9a47b NC |
1654 | flavourstr = bfd_mach_o_ppc_flavour_string (cmd->flavours[i].flavour); |
1655 | break; | |
1656 | case BFD_MACH_O_CPU_TYPE_I386: | |
1e8a024a | 1657 | case BFD_MACH_O_CPU_TYPE_X86_64: |
3af9a47b NC |
1658 | flavourstr = bfd_mach_o_i386_flavour_string (cmd->flavours[i].flavour); |
1659 | break; | |
1660 | default: | |
1661 | flavourstr = "UNKNOWN_ARCHITECTURE"; | |
1662 | break; | |
1663 | } | |
a95a4550 | 1664 | |
3af9a47b | 1665 | snamelen = strlen (prefix) + 1 + 20 + 1 + strlen (flavourstr) + 1; |
116c20d2 | 1666 | sname = bfd_alloc (abfd, snamelen); |
3af9a47b NC |
1667 | if (sname == NULL) |
1668 | return -1; | |
1669 | ||
1670 | for (;;) | |
1671 | { | |
a95a4550 AM |
1672 | sprintf (sname, "%s.%s.%u", prefix, flavourstr, j); |
1673 | if (bfd_get_section_by_name (abfd, sname) == NULL) | |
3af9a47b | 1674 | break; |
a95a4550 | 1675 | j++; |
3af9a47b NC |
1676 | } |
1677 | ||
117ed4f8 | 1678 | bfdsec = bfd_make_section_with_flags (abfd, sname, SEC_HAS_CONTENTS); |
a95a4550 | 1679 | |
3af9a47b NC |
1680 | bfdsec->vma = 0; |
1681 | bfdsec->lma = 0; | |
eea6121a | 1682 | bfdsec->size = cmd->flavours[i].size; |
3af9a47b NC |
1683 | bfdsec->filepos = cmd->flavours[i].offset; |
1684 | bfdsec->alignment_power = 0x0; | |
3af9a47b NC |
1685 | |
1686 | cmd->section = bfdsec; | |
1687 | } | |
1688 | ||
1689 | return 0; | |
1690 | } | |
1691 | ||
a95a4550 | 1692 | static int |
116c20d2 | 1693 | bfd_mach_o_scan_read_dysymtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1694 | { |
1695 | bfd_mach_o_dysymtab_command *seg = &command->command.dysymtab; | |
1696 | unsigned char buf[72]; | |
1697 | ||
1698 | BFD_ASSERT (command->type == BFD_MACH_O_LC_DYSYMTAB); | |
1699 | ||
c2f09c75 TG |
1700 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1701 | || bfd_bread ((PTR) buf, 72, abfd) != 72) | |
3af9a47b NC |
1702 | return -1; |
1703 | ||
1704 | seg->ilocalsym = bfd_h_get_32 (abfd, buf + 0); | |
1705 | seg->nlocalsym = bfd_h_get_32 (abfd, buf + 4); | |
1706 | seg->iextdefsym = bfd_h_get_32 (abfd, buf + 8); | |
1707 | seg->nextdefsym = bfd_h_get_32 (abfd, buf + 12); | |
1708 | seg->iundefsym = bfd_h_get_32 (abfd, buf + 16); | |
1709 | seg->nundefsym = bfd_h_get_32 (abfd, buf + 20); | |
1710 | seg->tocoff = bfd_h_get_32 (abfd, buf + 24); | |
1711 | seg->ntoc = bfd_h_get_32 (abfd, buf + 28); | |
1712 | seg->modtaboff = bfd_h_get_32 (abfd, buf + 32); | |
1713 | seg->nmodtab = bfd_h_get_32 (abfd, buf + 36); | |
1714 | seg->extrefsymoff = bfd_h_get_32 (abfd, buf + 40); | |
1715 | seg->nextrefsyms = bfd_h_get_32 (abfd, buf + 44); | |
1716 | seg->indirectsymoff = bfd_h_get_32 (abfd, buf + 48); | |
1717 | seg->nindirectsyms = bfd_h_get_32 (abfd, buf + 52); | |
1718 | seg->extreloff = bfd_h_get_32 (abfd, buf + 56); | |
1719 | seg->nextrel = bfd_h_get_32 (abfd, buf + 60); | |
1720 | seg->locreloff = bfd_h_get_32 (abfd, buf + 64); | |
1721 | seg->nlocrel = bfd_h_get_32 (abfd, buf + 68); | |
1722 | ||
1723 | return 0; | |
1724 | } | |
1725 | ||
a95a4550 | 1726 | static int |
116c20d2 | 1727 | bfd_mach_o_scan_read_symtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1728 | { |
1729 | bfd_mach_o_symtab_command *seg = &command->command.symtab; | |
1730 | unsigned char buf[16]; | |
3af9a47b NC |
1731 | |
1732 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
1733 | ||
c2f09c75 TG |
1734 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1735 | || bfd_bread ((PTR) buf, 16, abfd) != 16) | |
3af9a47b | 1736 | return -1; |
a95a4550 | 1737 | |
3af9a47b NC |
1738 | seg->symoff = bfd_h_get_32 (abfd, buf); |
1739 | seg->nsyms = bfd_h_get_32 (abfd, buf + 4); | |
1740 | seg->stroff = bfd_h_get_32 (abfd, buf + 8); | |
1741 | seg->strsize = bfd_h_get_32 (abfd, buf + 12); | |
1742 | seg->symbols = NULL; | |
1743 | seg->strtab = NULL; | |
1744 | ||
15e1c58a TG |
1745 | if (seg->nsyms != 0) |
1746 | abfd->flags |= HAS_SYMS; | |
1747 | ||
3af9a47b NC |
1748 | return 0; |
1749 | } | |
1750 | ||
15e1c58a TG |
1751 | static int |
1752 | bfd_mach_o_scan_read_uuid (bfd *abfd, bfd_mach_o_load_command *command) | |
1753 | { | |
1754 | bfd_mach_o_uuid_command *cmd = &command->command.uuid; | |
1755 | asection *bfdsec; | |
1756 | char *sname; | |
1757 | static const char prefix[] = "LC_UUID"; | |
1758 | ||
1759 | BFD_ASSERT (command->type == BFD_MACH_O_LC_UUID); | |
1760 | ||
c2f09c75 TG |
1761 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1762 | || bfd_bread ((PTR) cmd->uuid, 16, abfd) != 16) | |
15e1c58a TG |
1763 | return -1; |
1764 | ||
1765 | sname = bfd_alloc (abfd, strlen (prefix) + 1); | |
1766 | if (sname == NULL) | |
1767 | return -1; | |
1768 | strcpy (sname, prefix); | |
1769 | ||
1770 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, SEC_HAS_CONTENTS); | |
1771 | if (bfdsec == NULL) | |
1772 | return -1; | |
1773 | ||
1774 | bfdsec->vma = 0; | |
1775 | bfdsec->lma = 0; | |
1776 | bfdsec->size = command->len - 8; | |
1777 | bfdsec->filepos = command->offset + 8; | |
1778 | bfdsec->alignment_power = 0; | |
1779 | ||
1780 | cmd->section = bfdsec; | |
1781 | ||
1782 | return 0; | |
1783 | } | |
1784 | ||
3af9a47b | 1785 | static int |
1e8a024a TG |
1786 | bfd_mach_o_scan_read_segment (bfd *abfd, |
1787 | bfd_mach_o_load_command *command, | |
1788 | unsigned int wide) | |
3af9a47b | 1789 | { |
1e8a024a | 1790 | unsigned char buf[64]; |
3af9a47b NC |
1791 | bfd_mach_o_segment_command *seg = &command->command.segment; |
1792 | unsigned long i; | |
a95a4550 | 1793 | |
1e8a024a TG |
1794 | if (wide) |
1795 | { | |
1796 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
3af9a47b | 1797 | |
c2f09c75 TG |
1798 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1799 | || bfd_bread ((PTR) buf, 64, abfd) != 64) | |
1e8a024a | 1800 | return -1; |
3af9a47b | 1801 | |
1e8a024a | 1802 | memcpy (seg->segname, buf, 16); |
15e1c58a | 1803 | seg->segname[16] = '\0'; |
1e8a024a TG |
1804 | |
1805 | seg->vmaddr = bfd_h_get_64 (abfd, buf + 16); | |
1806 | seg->vmsize = bfd_h_get_64 (abfd, buf + 24); | |
1807 | seg->fileoff = bfd_h_get_64 (abfd, buf + 32); | |
1808 | seg->filesize = bfd_h_get_64 (abfd, buf + 40); | |
1809 | seg->maxprot = bfd_h_get_32 (abfd, buf + 48); | |
1810 | seg->initprot = bfd_h_get_32 (abfd, buf + 52); | |
1811 | seg->nsects = bfd_h_get_32 (abfd, buf + 56); | |
1812 | seg->flags = bfd_h_get_32 (abfd, buf + 60); | |
1813 | } | |
1814 | else | |
1815 | { | |
1816 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); | |
1817 | ||
c2f09c75 TG |
1818 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
1819 | || bfd_bread ((PTR) buf, 48, abfd) != 48) | |
1e8a024a TG |
1820 | return -1; |
1821 | ||
1822 | memcpy (seg->segname, buf, 16); | |
15e1c58a | 1823 | seg->segname[16] = '\0'; |
1e8a024a TG |
1824 | |
1825 | seg->vmaddr = bfd_h_get_32 (abfd, buf + 16); | |
1826 | seg->vmsize = bfd_h_get_32 (abfd, buf + 20); | |
1827 | seg->fileoff = bfd_h_get_32 (abfd, buf + 24); | |
1828 | seg->filesize = bfd_h_get_32 (abfd, buf + 28); | |
1829 | seg->maxprot = bfd_h_get_32 (abfd, buf + 32); | |
1830 | seg->initprot = bfd_h_get_32 (abfd, buf + 36); | |
1831 | seg->nsects = bfd_h_get_32 (abfd, buf + 40); | |
1832 | seg->flags = bfd_h_get_32 (abfd, buf + 44); | |
1833 | } | |
3af9a47b | 1834 | |
3af9a47b NC |
1835 | if (seg->nsects != 0) |
1836 | { | |
154a1ee5 TG |
1837 | seg->sections = bfd_alloc (abfd, seg->nsects |
1838 | * sizeof (bfd_mach_o_section)); | |
3af9a47b NC |
1839 | if (seg->sections == NULL) |
1840 | return -1; | |
a95a4550 | 1841 | |
3af9a47b NC |
1842 | for (i = 0; i < seg->nsects; i++) |
1843 | { | |
1e8a024a | 1844 | bfd_vma segoff; |
154a1ee5 | 1845 | if (wide) |
c2f09c75 | 1846 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_64_SIZE |
154a1ee5 TG |
1847 | + (i * BFD_MACH_O_SECTION_64_SIZE); |
1848 | else | |
c2f09c75 | 1849 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_SIZE |
154a1ee5 | 1850 | + (i * BFD_MACH_O_SECTION_SIZE); |
3af9a47b | 1851 | |
1e8a024a | 1852 | if (bfd_mach_o_scan_read_section |
15e1c58a | 1853 | (abfd, &seg->sections[i], segoff, seg->initprot, wide) != 0) |
3af9a47b | 1854 | return -1; |
a95a4550 | 1855 | } |
3af9a47b NC |
1856 | } |
1857 | ||
1858 | return 0; | |
1859 | } | |
1860 | ||
1e8a024a TG |
1861 | static int |
1862 | bfd_mach_o_scan_read_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) | |
1863 | { | |
1864 | return bfd_mach_o_scan_read_segment (abfd, command, 0); | |
1865 | } | |
1866 | ||
1867 | static int | |
1868 | bfd_mach_o_scan_read_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) | |
1869 | { | |
1870 | return bfd_mach_o_scan_read_segment (abfd, command, 1); | |
1871 | } | |
1872 | ||
3af9a47b | 1873 | static int |
116c20d2 | 1874 | bfd_mach_o_scan_read_command (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1875 | { |
1876 | unsigned char buf[8]; | |
1877 | ||
c2f09c75 TG |
1878 | if (bfd_seek (abfd, command->offset, SEEK_SET) != 0 |
1879 | || bfd_bread ((PTR) buf, 8, abfd) != 8) | |
3af9a47b NC |
1880 | return -1; |
1881 | ||
154a1ee5 | 1882 | command->type = bfd_h_get_32 (abfd, buf) & ~BFD_MACH_O_LC_REQ_DYLD; |
e84d6fca | 1883 | command->type_required = (bfd_h_get_32 (abfd, buf) & BFD_MACH_O_LC_REQ_DYLD |
154a1ee5 | 1884 | ? TRUE : FALSE); |
3af9a47b NC |
1885 | command->len = bfd_h_get_32 (abfd, buf + 4); |
1886 | ||
1887 | switch (command->type) | |
1888 | { | |
1889 | case BFD_MACH_O_LC_SEGMENT: | |
1e8a024a TG |
1890 | if (bfd_mach_o_scan_read_segment_32 (abfd, command) != 0) |
1891 | return -1; | |
1892 | break; | |
1893 | case BFD_MACH_O_LC_SEGMENT_64: | |
1894 | if (bfd_mach_o_scan_read_segment_64 (abfd, command) != 0) | |
3af9a47b NC |
1895 | return -1; |
1896 | break; | |
1897 | case BFD_MACH_O_LC_SYMTAB: | |
1898 | if (bfd_mach_o_scan_read_symtab (abfd, command) != 0) | |
1899 | return -1; | |
1900 | break; | |
1901 | case BFD_MACH_O_LC_SYMSEG: | |
1902 | break; | |
1903 | case BFD_MACH_O_LC_THREAD: | |
1904 | case BFD_MACH_O_LC_UNIXTHREAD: | |
1905 | if (bfd_mach_o_scan_read_thread (abfd, command) != 0) | |
1906 | return -1; | |
1907 | break; | |
1908 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
1909 | case BFD_MACH_O_LC_ID_DYLINKER: | |
1910 | if (bfd_mach_o_scan_read_dylinker (abfd, command) != 0) | |
1911 | return -1; | |
1912 | break; | |
1913 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
1914 | case BFD_MACH_O_LC_ID_DYLIB: | |
1915 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
1916 | if (bfd_mach_o_scan_read_dylib (abfd, command) != 0) | |
1917 | return -1; | |
1918 | break; | |
1919 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
1920 | if (bfd_mach_o_scan_read_prebound_dylib (abfd, command) != 0) | |
1921 | return -1; | |
1922 | break; | |
1923 | case BFD_MACH_O_LC_LOADFVMLIB: | |
1924 | case BFD_MACH_O_LC_IDFVMLIB: | |
1925 | case BFD_MACH_O_LC_IDENT: | |
1926 | case BFD_MACH_O_LC_FVMFILE: | |
1927 | case BFD_MACH_O_LC_PREPAGE: | |
1928 | case BFD_MACH_O_LC_ROUTINES: | |
1929 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
1930 | break; | |
1931 | case BFD_MACH_O_LC_DYSYMTAB: | |
1932 | if (bfd_mach_o_scan_read_dysymtab (abfd, command) != 0) | |
1933 | return -1; | |
1934 | break; | |
1935 | case BFD_MACH_O_LC_SUB_UMBRELLA: | |
1936 | case BFD_MACH_O_LC_SUB_CLIENT: | |
1937 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
1938 | case BFD_MACH_O_LC_TWOLEVEL_HINTS: | |
1939 | case BFD_MACH_O_LC_PREBIND_CKSUM: | |
1940 | break; | |
15e1c58a TG |
1941 | case BFD_MACH_O_LC_UUID: |
1942 | if (bfd_mach_o_scan_read_uuid (abfd, command) != 0) | |
1943 | return -1; | |
1944 | break; | |
1945 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
846b9259 TG |
1946 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: |
1947 | case BFD_MACH_O_LC_REEXPORT_DYLIB: | |
15e1c58a | 1948 | break; |
3af9a47b NC |
1949 | default: |
1950 | fprintf (stderr, "unable to read unknown load command 0x%lx\n", | |
1951 | (unsigned long) command->type); | |
1952 | break; | |
1953 | } | |
1954 | ||
1955 | return 0; | |
1956 | } | |
1957 | ||
1958 | static void | |
116c20d2 | 1959 | bfd_mach_o_flatten_sections (bfd *abfd) |
3af9a47b NC |
1960 | { |
1961 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
1962 | long csect = 0; | |
1963 | unsigned long i, j; | |
a95a4550 | 1964 | |
15e1c58a | 1965 | /* Count total number of sections. */ |
3af9a47b NC |
1966 | mdata->nsects = 0; |
1967 | ||
1968 | for (i = 0; i < mdata->header.ncmds; i++) | |
1969 | { | |
1e8a024a TG |
1970 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
1971 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 1972 | { |
e84d6fca AM |
1973 | bfd_mach_o_segment_command *seg; |
1974 | ||
1975 | seg = &mdata->commands[i].command.segment; | |
3af9a47b NC |
1976 | mdata->nsects += seg->nsects; |
1977 | } | |
1978 | } | |
1979 | ||
15e1c58a | 1980 | /* Allocate sections array. */ |
e84d6fca AM |
1981 | mdata->sections = bfd_alloc (abfd, |
1982 | mdata->nsects * sizeof (bfd_mach_o_section *)); | |
15e1c58a TG |
1983 | |
1984 | /* Fill the array. */ | |
3af9a47b NC |
1985 | csect = 0; |
1986 | ||
1987 | for (i = 0; i < mdata->header.ncmds; i++) | |
1988 | { | |
1e8a024a TG |
1989 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
1990 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 1991 | { |
e84d6fca | 1992 | bfd_mach_o_segment_command *seg; |
3af9a47b | 1993 | |
e84d6fca | 1994 | seg = &mdata->commands[i].command.segment; |
3af9a47b NC |
1995 | BFD_ASSERT (csect + seg->nsects <= mdata->nsects); |
1996 | ||
1997 | for (j = 0; j < seg->nsects; j++) | |
1998 | mdata->sections[csect++] = &seg->sections[j]; | |
1999 | } | |
2000 | } | |
2001 | } | |
2002 | ||
2003 | int | |
116c20d2 | 2004 | bfd_mach_o_scan_start_address (bfd *abfd) |
3af9a47b NC |
2005 | { |
2006 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
2007 | bfd_mach_o_thread_command *cmd = NULL; | |
2008 | unsigned long i; | |
2009 | ||
2010 | for (i = 0; i < mdata->header.ncmds; i++) | |
2011 | { | |
2012 | if ((mdata->commands[i].type == BFD_MACH_O_LC_THREAD) || | |
2013 | (mdata->commands[i].type == BFD_MACH_O_LC_UNIXTHREAD)) | |
2014 | { | |
2015 | if (cmd == NULL) | |
2016 | cmd = &mdata->commands[i].command.thread; | |
2017 | else | |
2018 | return 0; | |
2019 | } | |
2020 | } | |
2021 | ||
2022 | if (cmd == NULL) | |
2023 | return 0; | |
2024 | ||
2025 | for (i = 0; i < cmd->nflavours; i++) | |
2026 | { | |
a95a4550 | 2027 | if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_I386) |
e84d6fca | 2028 | && (cmd->flavours[i].flavour |
15e1c58a | 2029 | == (unsigned long) BFD_MACH_O_x86_THREAD_STATE32)) |
3af9a47b NC |
2030 | { |
2031 | unsigned char buf[4]; | |
2032 | ||
c2f09c75 TG |
2033 | if (bfd_seek (abfd, cmd->flavours[i].offset + 40, SEEK_SET) != 0 |
2034 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2035 | return -1; |
2036 | ||
2037 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2038 | } | |
a95a4550 | 2039 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC) |
3af9a47b NC |
2040 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE)) |
2041 | { | |
2042 | unsigned char buf[4]; | |
2043 | ||
c2f09c75 TG |
2044 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2045 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2046 | return -1; |
2047 | ||
2048 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2049 | } | |
1e8a024a TG |
2050 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC_64) |
2051 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE_64)) | |
2052 | { | |
2053 | unsigned char buf[8]; | |
2054 | ||
c2f09c75 TG |
2055 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2056 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2057 | return -1; |
2058 | ||
2059 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2060 | } | |
2061 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_X86_64) | |
2062 | && (cmd->flavours[i].flavour == BFD_MACH_O_x86_THREAD_STATE64)) | |
2063 | { | |
2064 | unsigned char buf[8]; | |
2065 | ||
c2f09c75 TG |
2066 | if (bfd_seek (abfd, cmd->flavours[i].offset + (16 * 8), SEEK_SET) != 0 |
2067 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2068 | return -1; |
2069 | ||
2070 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2071 | } | |
3af9a47b NC |
2072 | } |
2073 | ||
2074 | return 0; | |
2075 | } | |
2076 | ||
2077 | int | |
116c20d2 NC |
2078 | bfd_mach_o_scan (bfd *abfd, |
2079 | bfd_mach_o_header *header, | |
2080 | bfd_mach_o_data_struct *mdata) | |
3af9a47b NC |
2081 | { |
2082 | unsigned int i; | |
3af9a47b NC |
2083 | enum bfd_architecture cputype; |
2084 | unsigned long cpusubtype; | |
1e8a024a TG |
2085 | unsigned int hdrsize; |
2086 | ||
c2f09c75 | 2087 | hdrsize = mach_o_wide_p (header) ? |
154a1ee5 | 2088 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
3af9a47b | 2089 | |
3af9a47b NC |
2090 | mdata->header = *header; |
2091 | mdata->symbols = NULL; | |
2092 | ||
154a1ee5 | 2093 | abfd->flags = abfd->flags & BFD_IN_MEMORY; |
15e1c58a TG |
2094 | switch (header->filetype) |
2095 | { | |
2096 | case BFD_MACH_O_MH_OBJECT: | |
2097 | abfd->flags |= HAS_RELOC; | |
2098 | break; | |
2099 | case BFD_MACH_O_MH_EXECUTE: | |
2100 | abfd->flags |= EXEC_P; | |
2101 | break; | |
2102 | case BFD_MACH_O_MH_DYLIB: | |
2103 | case BFD_MACH_O_MH_BUNDLE: | |
2104 | abfd->flags |= DYNAMIC; | |
2105 | break; | |
2106 | } | |
2107 | ||
3af9a47b NC |
2108 | abfd->tdata.mach_o_data = mdata; |
2109 | ||
e84d6fca AM |
2110 | bfd_mach_o_convert_architecture (header->cputype, header->cpusubtype, |
2111 | &cputype, &cpusubtype); | |
3af9a47b NC |
2112 | if (cputype == bfd_arch_unknown) |
2113 | { | |
2114 | fprintf (stderr, "bfd_mach_o_scan: unknown architecture 0x%lx/0x%lx\n", | |
2115 | header->cputype, header->cpusubtype); | |
2116 | return -1; | |
2117 | } | |
2118 | ||
2119 | bfd_set_arch_mach (abfd, cputype, cpusubtype); | |
a95a4550 | 2120 | |
3af9a47b NC |
2121 | if (header->ncmds != 0) |
2122 | { | |
116c20d2 | 2123 | mdata->commands = bfd_alloc (abfd, header->ncmds * sizeof (bfd_mach_o_load_command)); |
3af9a47b NC |
2124 | if (mdata->commands == NULL) |
2125 | return -1; | |
a95a4550 | 2126 | |
3af9a47b NC |
2127 | for (i = 0; i < header->ncmds; i++) |
2128 | { | |
2129 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
2130 | ||
2131 | if (i == 0) | |
1e8a024a | 2132 | cur->offset = hdrsize; |
3af9a47b NC |
2133 | else |
2134 | { | |
2135 | bfd_mach_o_load_command *prev = &mdata->commands[i - 1]; | |
2136 | cur->offset = prev->offset + prev->len; | |
2137 | } | |
2138 | ||
2139 | if (bfd_mach_o_scan_read_command (abfd, cur) < 0) | |
2140 | return -1; | |
a95a4550 | 2141 | } |
3af9a47b NC |
2142 | } |
2143 | ||
2144 | if (bfd_mach_o_scan_start_address (abfd) < 0) | |
7e3102a7 | 2145 | return -1; |
3af9a47b NC |
2146 | |
2147 | bfd_mach_o_flatten_sections (abfd); | |
3af9a47b NC |
2148 | return 0; |
2149 | } | |
2150 | ||
b34976b6 | 2151 | bfd_boolean |
154a1ee5 | 2152 | bfd_mach_o_mkobject_init (bfd *abfd) |
3af9a47b NC |
2153 | { |
2154 | bfd_mach_o_data_struct *mdata = NULL; | |
2155 | ||
116c20d2 | 2156 | mdata = bfd_alloc (abfd, sizeof (bfd_mach_o_data_struct)); |
3af9a47b | 2157 | if (mdata == NULL) |
b34976b6 | 2158 | return FALSE; |
3af9a47b NC |
2159 | abfd->tdata.mach_o_data = mdata; |
2160 | ||
2161 | mdata->header.magic = 0; | |
2162 | mdata->header.cputype = 0; | |
2163 | mdata->header.cpusubtype = 0; | |
2164 | mdata->header.filetype = 0; | |
2165 | mdata->header.ncmds = 0; | |
2166 | mdata->header.sizeofcmds = 0; | |
2167 | mdata->header.flags = 0; | |
2168 | mdata->header.byteorder = BFD_ENDIAN_UNKNOWN; | |
2169 | mdata->commands = NULL; | |
2170 | mdata->nsymbols = 0; | |
2171 | mdata->symbols = NULL; | |
2172 | mdata->nsects = 0; | |
2173 | mdata->sections = NULL; | |
2174 | mdata->ibfd = NULL; | |
2175 | ||
b34976b6 | 2176 | return TRUE; |
3af9a47b NC |
2177 | } |
2178 | ||
2179 | const bfd_target * | |
154a1ee5 TG |
2180 | bfd_mach_o_header_p (bfd *abfd, |
2181 | bfd_mach_o_filetype filetype, | |
2182 | bfd_mach_o_cpu_type cputype) | |
3af9a47b | 2183 | { |
e84d6fca | 2184 | struct bfd_preserve preserve; |
3af9a47b NC |
2185 | bfd_mach_o_header header; |
2186 | ||
e84d6fca | 2187 | preserve.marker = NULL; |
154a1ee5 | 2188 | if (!bfd_mach_o_read_header (abfd, &header)) |
e84d6fca | 2189 | goto wrong; |
3af9a47b | 2190 | |
e84d6fca AM |
2191 | if (! (header.byteorder == BFD_ENDIAN_BIG |
2192 | || header.byteorder == BFD_ENDIAN_LITTLE)) | |
3af9a47b | 2193 | { |
e84d6fca | 2194 | fprintf (stderr, "unknown header byte-order value 0x%lx\n", |
0af1713e | 2195 | (unsigned long) header.byteorder); |
e84d6fca | 2196 | goto wrong; |
3af9a47b NC |
2197 | } |
2198 | ||
e84d6fca AM |
2199 | if (! ((header.byteorder == BFD_ENDIAN_BIG |
2200 | && abfd->xvec->byteorder == BFD_ENDIAN_BIG | |
2201 | && abfd->xvec->header_byteorder == BFD_ENDIAN_BIG) | |
2202 | || (header.byteorder == BFD_ENDIAN_LITTLE | |
2203 | && abfd->xvec->byteorder == BFD_ENDIAN_LITTLE | |
2204 | && abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE))) | |
2205 | goto wrong; | |
3af9a47b | 2206 | |
154a1ee5 TG |
2207 | /* Check cputype and filetype. |
2208 | In case of wildcard, do not accept magics that are handled by existing | |
2209 | targets. */ | |
2210 | if (cputype) | |
2211 | { | |
2212 | if (header.cputype != cputype) | |
2213 | goto wrong; | |
2214 | } | |
2215 | else | |
2216 | { | |
2217 | switch (header.cputype) | |
2218 | { | |
2219 | case BFD_MACH_O_CPU_TYPE_I386: | |
2220 | /* Handled by mach-o-i386 */ | |
2221 | goto wrong; | |
2222 | default: | |
2223 | break; | |
2224 | } | |
2225 | } | |
2226 | if (filetype) | |
2227 | { | |
2228 | if (header.filetype != filetype) | |
2229 | goto wrong; | |
2230 | } | |
2231 | else | |
2232 | { | |
2233 | switch (header.filetype) | |
2234 | { | |
2235 | case BFD_MACH_O_MH_CORE: | |
2236 | /* Handled by core_p */ | |
2237 | goto wrong; | |
2238 | default: | |
2239 | break; | |
2240 | } | |
2241 | } | |
2242 | ||
e84d6fca AM |
2243 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_mach_o_data_struct)); |
2244 | if (preserve.marker == NULL | |
2245 | || !bfd_preserve_save (abfd, &preserve)) | |
2246 | goto fail; | |
3af9a47b | 2247 | |
e84d6fca AM |
2248 | if (bfd_mach_o_scan (abfd, &header, |
2249 | (bfd_mach_o_data_struct *) preserve.marker) != 0) | |
2250 | goto wrong; | |
a95a4550 | 2251 | |
e84d6fca | 2252 | bfd_preserve_finish (abfd, &preserve); |
3af9a47b | 2253 | return abfd->xvec; |
e84d6fca AM |
2254 | |
2255 | wrong: | |
2256 | bfd_set_error (bfd_error_wrong_format); | |
2257 | ||
2258 | fail: | |
2259 | if (preserve.marker != NULL) | |
2260 | bfd_preserve_restore (abfd, &preserve); | |
2261 | return NULL; | |
3af9a47b NC |
2262 | } |
2263 | ||
154a1ee5 TG |
2264 | static const bfd_target * |
2265 | bfd_mach_o_gen_object_p (bfd *abfd) | |
3af9a47b | 2266 | { |
154a1ee5 TG |
2267 | return bfd_mach_o_header_p (abfd, 0, 0); |
2268 | } | |
e84d6fca | 2269 | |
154a1ee5 TG |
2270 | static const bfd_target * |
2271 | bfd_mach_o_gen_core_p (bfd *abfd) | |
2272 | { | |
2273 | return bfd_mach_o_header_p (abfd, BFD_MACH_O_MH_CORE, 0); | |
3af9a47b NC |
2274 | } |
2275 | ||
2276 | typedef struct mach_o_fat_archentry | |
2277 | { | |
2278 | unsigned long cputype; | |
2279 | unsigned long cpusubtype; | |
2280 | unsigned long offset; | |
2281 | unsigned long size; | |
2282 | unsigned long align; | |
3af9a47b NC |
2283 | } mach_o_fat_archentry; |
2284 | ||
2285 | typedef struct mach_o_fat_data_struct | |
2286 | { | |
2287 | unsigned long magic; | |
2288 | unsigned long nfat_arch; | |
2289 | mach_o_fat_archentry *archentries; | |
2290 | } mach_o_fat_data_struct; | |
2291 | ||
2292 | const bfd_target * | |
116c20d2 | 2293 | bfd_mach_o_archive_p (bfd *abfd) |
3af9a47b | 2294 | { |
e84d6fca | 2295 | mach_o_fat_data_struct *adata = NULL; |
3af9a47b NC |
2296 | unsigned char buf[20]; |
2297 | unsigned long i; | |
2298 | ||
c2f09c75 TG |
2299 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
2300 | || bfd_bread ((PTR) buf, 8, abfd) != 8) | |
e84d6fca | 2301 | goto error; |
3af9a47b | 2302 | |
116c20d2 | 2303 | adata = bfd_alloc (abfd, sizeof (mach_o_fat_data_struct)); |
3af9a47b | 2304 | if (adata == NULL) |
e84d6fca | 2305 | goto error; |
a95a4550 | 2306 | |
3af9a47b NC |
2307 | adata->magic = bfd_getb32 (buf); |
2308 | adata->nfat_arch = bfd_getb32 (buf + 4); | |
2309 | if (adata->magic != 0xcafebabe) | |
e84d6fca | 2310 | goto error; |
27cc28f9 AS |
2311 | /* Avoid matching Java bytecode files, which have the same magic number. |
2312 | In the Java bytecode file format this field contains the JVM version, | |
2313 | which starts at 43.0. */ | |
2314 | if (adata->nfat_arch > 30) | |
2315 | goto error; | |
3af9a47b | 2316 | |
c2f09c75 | 2317 | adata->archentries = |
3af9a47b NC |
2318 | bfd_alloc (abfd, adata->nfat_arch * sizeof (mach_o_fat_archentry)); |
2319 | if (adata->archentries == NULL) | |
e84d6fca | 2320 | goto error; |
3af9a47b NC |
2321 | |
2322 | for (i = 0; i < adata->nfat_arch; i++) | |
2323 | { | |
c2f09c75 TG |
2324 | if (bfd_seek (abfd, 8 + 20 * i, SEEK_SET) != 0 |
2325 | || bfd_bread ((PTR) buf, 20, abfd) != 20) | |
e84d6fca | 2326 | goto error; |
3af9a47b NC |
2327 | adata->archentries[i].cputype = bfd_getb32 (buf); |
2328 | adata->archentries[i].cpusubtype = bfd_getb32 (buf + 4); | |
2329 | adata->archentries[i].offset = bfd_getb32 (buf + 8); | |
2330 | adata->archentries[i].size = bfd_getb32 (buf + 12); | |
2331 | adata->archentries[i].align = bfd_getb32 (buf + 16); | |
3af9a47b NC |
2332 | } |
2333 | ||
2334 | abfd->tdata.mach_o_fat_data = adata; | |
2335 | return abfd->xvec; | |
e84d6fca AM |
2336 | |
2337 | error: | |
2338 | if (adata != NULL) | |
2339 | bfd_release (abfd, adata); | |
2340 | bfd_set_error (bfd_error_wrong_format); | |
2341 | return NULL; | |
3af9a47b NC |
2342 | } |
2343 | ||
2344 | bfd * | |
116c20d2 | 2345 | bfd_mach_o_openr_next_archived_file (bfd *archive, bfd *prev) |
3af9a47b | 2346 | { |
e84d6fca | 2347 | mach_o_fat_data_struct *adata; |
3af9a47b NC |
2348 | mach_o_fat_archentry *entry = NULL; |
2349 | unsigned long i; | |
15e1c58a | 2350 | bfd *nbfd; |
15e1c58a TG |
2351 | enum bfd_architecture arch_type; |
2352 | unsigned long arch_subtype; | |
3af9a47b | 2353 | |
e84d6fca | 2354 | adata = (mach_o_fat_data_struct *) archive->tdata.mach_o_fat_data; |
3af9a47b NC |
2355 | BFD_ASSERT (adata != NULL); |
2356 | ||
2357 | /* Find index of previous entry. */ | |
2358 | if (prev == NULL) | |
2359 | i = 0; /* Start at first one. */ | |
2360 | else | |
2361 | { | |
2362 | for (i = 0; i < adata->nfat_arch; i++) | |
2363 | { | |
15e1c58a | 2364 | if (adata->archentries[i].offset == prev->origin) |
3af9a47b NC |
2365 | break; |
2366 | } | |
2367 | ||
2368 | if (i == adata->nfat_arch) | |
2369 | { | |
2370 | /* Not found. */ | |
2371 | bfd_set_error (bfd_error_bad_value); | |
a95a4550 | 2372 | return NULL; |
3af9a47b NC |
2373 | } |
2374 | i++; /* Get next entry. */ | |
2375 | } | |
a95a4550 | 2376 | |
3af9a47b NC |
2377 | if (i >= adata->nfat_arch) |
2378 | { | |
2379 | bfd_set_error (bfd_error_no_more_archived_files); | |
2380 | return NULL; | |
2381 | } | |
2382 | ||
2383 | entry = &adata->archentries[i]; | |
15e1c58a TG |
2384 | nbfd = _bfd_new_bfd_contained_in (archive); |
2385 | if (nbfd == NULL) | |
2386 | return NULL; | |
2387 | ||
2388 | nbfd->origin = entry->offset; | |
2389 | ||
2390 | bfd_mach_o_convert_architecture (entry->cputype, entry->cpusubtype, | |
2391 | &arch_type, &arch_subtype); | |
846b9259 TG |
2392 | /* Create the member filename. |
2393 | Use FILENAME:ARCH_NAME. */ | |
2394 | { | |
2395 | char *s = NULL; | |
2396 | const char *arch_name; | |
2397 | size_t arch_file_len = strlen (bfd_get_filename (archive)); | |
2398 | ||
2399 | arch_name = bfd_printable_arch_mach (arch_type, arch_subtype); | |
2400 | s = bfd_malloc (arch_file_len + 1 + strlen (arch_name) + 1); | |
2401 | if (s == NULL) | |
2402 | return NULL; | |
2403 | memcpy (s, bfd_get_filename (archive), arch_file_len); | |
2404 | s[arch_file_len] = ':'; | |
2405 | strcpy (s + arch_file_len + 1, arch_name); | |
2406 | nbfd->filename = s; | |
2407 | } | |
15e1c58a | 2408 | nbfd->iostream = NULL; |
846b9259 | 2409 | bfd_set_arch_mach (nbfd, arch_type, arch_subtype); |
3af9a47b | 2410 | |
15e1c58a | 2411 | return nbfd; |
3af9a47b NC |
2412 | } |
2413 | ||
846b9259 TG |
2414 | /* If ABFD format is FORMAT and architecture is ARCH, return it. |
2415 | If ABFD is a fat image containing a member that corresponds to FORMAT | |
2416 | and ARCH, returns it. | |
2417 | In other case, returns NULL. | |
2418 | This function allows transparent uses of fat images. */ | |
2419 | bfd * | |
2420 | bfd_mach_o_fat_extract (bfd *abfd, | |
2421 | bfd_format format, | |
2422 | const bfd_arch_info_type *arch) | |
2423 | { | |
2424 | bfd *res; | |
2425 | mach_o_fat_data_struct *adata; | |
2426 | unsigned int i; | |
2427 | ||
2428 | if (bfd_check_format (abfd, format)) | |
2429 | { | |
2430 | if (bfd_get_arch_info (abfd) == arch) | |
2431 | return abfd; | |
2432 | return NULL; | |
2433 | } | |
2434 | if (!bfd_check_format (abfd, bfd_archive) | |
2435 | || abfd->xvec != &mach_o_fat_vec) | |
2436 | return NULL; | |
c2f09c75 | 2437 | |
846b9259 TG |
2438 | /* This is a Mach-O fat image. */ |
2439 | adata = (mach_o_fat_data_struct *) abfd->tdata.mach_o_fat_data; | |
2440 | BFD_ASSERT (adata != NULL); | |
2441 | ||
2442 | for (i = 0; i < adata->nfat_arch; i++) | |
2443 | { | |
2444 | struct mach_o_fat_archentry *e = &adata->archentries[i]; | |
2445 | enum bfd_architecture cpu_type; | |
2446 | unsigned long cpu_subtype; | |
2447 | ||
2448 | bfd_mach_o_convert_architecture (e->cputype, e->cpusubtype, | |
2449 | &cpu_type, &cpu_subtype); | |
2450 | if (cpu_type != arch->arch || cpu_subtype != arch->mach) | |
2451 | continue; | |
2452 | ||
2453 | /* The architecture is found. */ | |
2454 | res = _bfd_new_bfd_contained_in (abfd); | |
2455 | if (res == NULL) | |
2456 | return NULL; | |
2457 | ||
2458 | res->origin = e->offset; | |
2459 | ||
2460 | res->filename = strdup (abfd->filename); | |
2461 | res->iostream = NULL; | |
2462 | ||
2463 | if (bfd_check_format (res, format)) | |
2464 | { | |
2465 | BFD_ASSERT (bfd_get_arch_info (res) == arch); | |
2466 | return res; | |
2467 | } | |
2468 | bfd_close (res); | |
2469 | return NULL; | |
2470 | } | |
2471 | ||
2472 | return NULL; | |
2473 | } | |
2474 | ||
e84d6fca | 2475 | int |
116c20d2 NC |
2476 | bfd_mach_o_lookup_section (bfd *abfd, |
2477 | asection *section, | |
2478 | bfd_mach_o_load_command **mcommand, | |
2479 | bfd_mach_o_section **msection) | |
3af9a47b NC |
2480 | { |
2481 | struct mach_o_data_struct *md = abfd->tdata.mach_o_data; | |
2482 | unsigned int i, j, num; | |
2483 | ||
2484 | bfd_mach_o_load_command *ncmd = NULL; | |
2485 | bfd_mach_o_section *nsect = NULL; | |
2486 | ||
2487 | BFD_ASSERT (mcommand != NULL); | |
2488 | BFD_ASSERT (msection != NULL); | |
2489 | ||
2490 | num = 0; | |
2491 | for (i = 0; i < md->header.ncmds; i++) | |
2492 | { | |
2493 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
2494 | struct bfd_mach_o_segment_command *seg = NULL; | |
2495 | ||
1e8a024a TG |
2496 | if (cmd->type != BFD_MACH_O_LC_SEGMENT |
2497 | || cmd->type != BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b NC |
2498 | continue; |
2499 | seg = &cmd->command.segment; | |
a95a4550 | 2500 | |
3af9a47b NC |
2501 | if (seg->segment == section) |
2502 | { | |
2503 | if (num == 0) | |
2504 | ncmd = cmd; | |
2505 | num++; | |
2506 | } | |
2507 | ||
2508 | for (j = 0; j < seg->nsects; j++) | |
2509 | { | |
2510 | struct bfd_mach_o_section *sect = &seg->sections[j]; | |
2511 | ||
2512 | if (sect->bfdsection == section) | |
2513 | { | |
2514 | if (num == 0) | |
2515 | nsect = sect; | |
2516 | num++; | |
2517 | } | |
2518 | } | |
2519 | } | |
a95a4550 | 2520 | |
3af9a47b NC |
2521 | *mcommand = ncmd; |
2522 | *msection = nsect; | |
2523 | return num; | |
2524 | } | |
2525 | ||
2526 | int | |
116c20d2 NC |
2527 | bfd_mach_o_lookup_command (bfd *abfd, |
2528 | bfd_mach_o_load_command_type type, | |
2529 | bfd_mach_o_load_command **mcommand) | |
3af9a47b NC |
2530 | { |
2531 | struct mach_o_data_struct *md = NULL; | |
2532 | bfd_mach_o_load_command *ncmd = NULL; | |
2533 | unsigned int i, num; | |
2534 | ||
2535 | md = abfd->tdata.mach_o_data; | |
2536 | ||
2537 | BFD_ASSERT (md != NULL); | |
2538 | BFD_ASSERT (mcommand != NULL); | |
2539 | ||
2540 | num = 0; | |
2541 | for (i = 0; i < md->header.ncmds; i++) | |
2542 | { | |
2543 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
2544 | ||
2545 | if (cmd->type != type) | |
2546 | continue; | |
2547 | ||
2548 | if (num == 0) | |
2549 | ncmd = cmd; | |
2550 | num++; | |
2551 | } | |
2552 | ||
2553 | *mcommand = ncmd; | |
2554 | return num; | |
2555 | } | |
2556 | ||
2557 | unsigned long | |
116c20d2 | 2558 | bfd_mach_o_stack_addr (enum bfd_mach_o_cpu_type type) |
3af9a47b NC |
2559 | { |
2560 | switch (type) | |
2561 | { | |
2562 | case BFD_MACH_O_CPU_TYPE_MC680x0: | |
2563 | return 0x04000000; | |
2564 | case BFD_MACH_O_CPU_TYPE_MC88000: | |
2565 | return 0xffffe000; | |
2566 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
2567 | return 0xc0000000; | |
2568 | case BFD_MACH_O_CPU_TYPE_I386: | |
2569 | return 0xc0000000; | |
2570 | case BFD_MACH_O_CPU_TYPE_SPARC: | |
2571 | return 0xf0000000; | |
2572 | case BFD_MACH_O_CPU_TYPE_I860: | |
2573 | return 0; | |
2574 | case BFD_MACH_O_CPU_TYPE_HPPA: | |
e84d6fca | 2575 | return 0xc0000000 - 0x04000000; |
3af9a47b NC |
2576 | default: |
2577 | return 0; | |
2578 | } | |
2579 | } | |
2580 | ||
154a1ee5 | 2581 | bfd_boolean |
15e1c58a TG |
2582 | bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, PTR ptr) |
2583 | { | |
2584 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
2585 | FILE *file = (FILE *) ptr; | |
2586 | unsigned int i, j; | |
2587 | unsigned int sec_nbr = 0; | |
2588 | ||
2589 | fprintf (file, _("Segments and Sections:\n")); | |
2590 | fprintf (file, _(" #: Segment name Section name Address\n")); | |
2591 | ||
2592 | for (i = 0; i < mdata->header.ncmds; i++) | |
2593 | { | |
2594 | bfd_mach_o_segment_command *seg; | |
2595 | ||
2596 | if (mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT | |
2597 | && mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT_64) | |
2598 | continue; | |
2599 | ||
2600 | seg = &mdata->commands[i].command.segment; | |
2601 | ||
2602 | fprintf (file, "[Segment %-16s ", seg->segname); | |
2603 | fprintf_vma (file, seg->vmaddr); | |
2604 | fprintf (file, "-"); | |
2605 | fprintf_vma (file, seg->vmaddr + seg->vmsize - 1); | |
2606 | fputc (' ', file); | |
2607 | fputc (seg->initprot & BFD_MACH_O_PROT_READ ? 'r' : '-', file); | |
2608 | fputc (seg->initprot & BFD_MACH_O_PROT_WRITE ? 'w' : '-', file); | |
2609 | fputc (seg->initprot & BFD_MACH_O_PROT_EXECUTE ? 'x' : '-', file); | |
2610 | fprintf (file, "]\n"); | |
2611 | for (j = 0; j < seg->nsects; j++) | |
2612 | { | |
2613 | bfd_mach_o_section *sec = &seg->sections[j]; | |
2614 | fprintf (file, "%02u: %-16s %-16s ", ++sec_nbr, | |
2615 | sec->segname, sec->sectname); | |
2616 | fprintf_vma (file, sec->addr); | |
2617 | fprintf (file, " "); | |
2618 | fprintf_vma (file, sec->size); | |
2619 | fprintf (file, " %08lx\n", sec->flags); | |
2620 | } | |
2621 | } | |
2622 | ||
2623 | for (i = 0; i < mdata->header.ncmds; i++) | |
2624 | { | |
2625 | bfd_mach_o_load_command *cmd = &mdata->commands[i]; | |
2626 | ||
2627 | switch (cmd->type) | |
2628 | { | |
2629 | case BFD_MACH_O_LC_SEGMENT: | |
2630 | case BFD_MACH_O_LC_SEGMENT_64: | |
2631 | break; | |
2632 | case BFD_MACH_O_LC_UUID: | |
2633 | { | |
2634 | bfd_mach_o_uuid_command *uuid = &cmd->command.uuid; | |
2635 | unsigned int i; | |
2636 | ||
2637 | fprintf (file, "\n" | |
2638 | "UUID:"); | |
2639 | for (i = 0; i < sizeof (uuid->uuid); i++) | |
2640 | fprintf (file, " %02x", uuid->uuid[i]); | |
2641 | fputc ('\n', file); | |
2642 | } | |
2643 | break; | |
2644 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
2645 | { | |
2646 | bfd_mach_o_dylib_command *dylib = &cmd->command.dylib; | |
2647 | bfd_byte *data = NULL; | |
2648 | ||
2649 | if (! bfd_malloc_and_get_section (abfd, dylib->section, &data)) | |
2650 | { | |
2651 | if (data != NULL) | |
2652 | free (data); | |
2653 | break; | |
2654 | } | |
2655 | fprintf (file, "\n" | |
2656 | "LOAD_DYLIB: %s\n", | |
2657 | data + dylib->name_offset - cmd->offset - 8); | |
2658 | fprintf (file, " time stamp: 0x%08lx\n", | |
2659 | dylib->timestamp); | |
2660 | fprintf (file, " current version: 0x%08lx\n", | |
2661 | dylib->current_version); | |
2662 | fprintf (file, " comptibility version: 0x%08lx\n", | |
2663 | dylib->compatibility_version); | |
2664 | free (data); | |
2665 | break; | |
2666 | } | |
2667 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
2668 | { | |
2669 | bfd_mach_o_dylinker_command *linker = &cmd->command.dylinker; | |
2670 | bfd_byte *data = NULL; | |
2671 | ||
2672 | if (! bfd_malloc_and_get_section (abfd, linker->section, &data)) | |
2673 | { | |
2674 | if (data != NULL) | |
2675 | free (data); | |
2676 | break; | |
2677 | } | |
2678 | fprintf (file, "\n" | |
2679 | "LOAD_DYLINKER: %s\n", | |
2680 | data + linker->name_offset - cmd->offset - 8); | |
2681 | free (data); | |
2682 | break; | |
2683 | } | |
2684 | case BFD_MACH_O_LC_SYMTAB: | |
2685 | { | |
2686 | bfd_mach_o_symtab_command *symtab = &cmd->command.symtab; | |
2687 | fprintf (file, "\n" | |
2688 | "LC_SYMTAB: nsyms: %lu, strsize: %lu\n", | |
2689 | symtab->nsyms, symtab->strsize); | |
2690 | break; | |
2691 | } | |
2692 | case BFD_MACH_O_LC_DYSYMTAB: | |
2693 | { | |
2694 | bfd_mach_o_dysymtab_command *dysymtab = &cmd->command.dysymtab; | |
2695 | fprintf (file, "\n" | |
2696 | "LC_DYSYMTAB:\n" | |
2697 | " local symbols: index: %lu number: %lu\n", | |
2698 | dysymtab->ilocalsym, dysymtab->nlocalsym); | |
2699 | fprintf (file, | |
2700 | " external symbols: index: %lu number: %lu\n", | |
2701 | dysymtab->iextdefsym, dysymtab->nextdefsym); | |
2702 | fprintf (file, | |
2703 | " undefined symbols: index: %lu number: %lu\n", | |
2704 | dysymtab->iundefsym, dysymtab->nundefsym); | |
2705 | fprintf (file, | |
2706 | " ntoc: offset: %lu number: %lu\n", | |
2707 | dysymtab->tocoff, dysymtab->ntoc); | |
2708 | fprintf (file, | |
2709 | " module table: offset: %lu number: %lu\n", | |
2710 | dysymtab->modtaboff, dysymtab->nmodtab); | |
2711 | break; | |
2712 | } | |
2713 | default: | |
2714 | fprintf (file, "LC_%d\n", cmd->type); | |
2715 | break; | |
2716 | } | |
2717 | } | |
2718 | ||
2719 | return TRUE; | |
2720 | } | |
2721 | ||
3af9a47b | 2722 | int |
116c20d2 NC |
2723 | bfd_mach_o_core_fetch_environment (bfd *abfd, |
2724 | unsigned char **rbuf, | |
2725 | unsigned int *rlen) | |
3af9a47b NC |
2726 | { |
2727 | bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data; | |
2728 | unsigned long stackaddr = bfd_mach_o_stack_addr (mdata->header.cputype); | |
2729 | unsigned int i = 0; | |
2730 | ||
2731 | for (i = 0; i < mdata->header.ncmds; i++) | |
2732 | { | |
2733 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
2734 | bfd_mach_o_segment_command *seg = NULL; | |
2735 | ||
2736 | if (cur->type != BFD_MACH_O_LC_SEGMENT) | |
2737 | continue; | |
2738 | ||
2739 | seg = &cur->command.segment; | |
2740 | ||
2741 | if ((seg->vmaddr + seg->vmsize) == stackaddr) | |
2742 | { | |
2743 | unsigned long start = seg->fileoff; | |
2744 | unsigned long end = seg->fileoff + seg->filesize; | |
2745 | unsigned char *buf = bfd_malloc (1024); | |
2746 | unsigned long size = 1024; | |
2747 | ||
2748 | for (;;) | |
2749 | { | |
2750 | bfd_size_type nread = 0; | |
2751 | unsigned long offset; | |
2752 | int found_nonnull = 0; | |
2753 | ||
2754 | if (size > (end - start)) | |
2755 | size = (end - start); | |
2756 | ||
515ef31d NC |
2757 | buf = bfd_realloc_or_free (buf, size); |
2758 | if (buf == NULL) | |
2759 | return -1; | |
c2f09c75 TG |
2760 | |
2761 | if (bfd_seek (abfd, end - size, SEEK_SET) != 0) | |
2762 | { | |
2763 | free (buf); | |
2764 | return -1; | |
2765 | } | |
2766 | ||
3af9a47b | 2767 | nread = bfd_bread (buf, size, abfd); |
a95a4550 | 2768 | |
3af9a47b | 2769 | if (nread != size) |
515ef31d NC |
2770 | { |
2771 | free (buf); | |
2772 | return -1; | |
2773 | } | |
a95a4550 | 2774 | |
3af9a47b NC |
2775 | for (offset = 4; offset <= size; offset += 4) |
2776 | { | |
e84d6fca | 2777 | unsigned long val; |
3af9a47b | 2778 | |
e84d6fca | 2779 | val = *((unsigned long *) (buf + size - offset)); |
3af9a47b NC |
2780 | if (! found_nonnull) |
2781 | { | |
2782 | if (val != 0) | |
2783 | found_nonnull = 1; | |
2784 | } | |
2785 | else if (val == 0x0) | |
2786 | { | |
e84d6fca AM |
2787 | unsigned long bottom; |
2788 | unsigned long top; | |
3af9a47b | 2789 | |
e84d6fca AM |
2790 | bottom = seg->fileoff + seg->filesize - offset; |
2791 | top = seg->fileoff + seg->filesize - 4; | |
3af9a47b NC |
2792 | *rbuf = bfd_malloc (top - bottom); |
2793 | *rlen = top - bottom; | |
2794 | ||
2795 | memcpy (*rbuf, buf + size - *rlen, *rlen); | |
515ef31d | 2796 | free (buf); |
3af9a47b NC |
2797 | return 0; |
2798 | } | |
2799 | } | |
2800 | ||
2801 | if (size == (end - start)) | |
2802 | break; | |
2803 | ||
2804 | size *= 2; | |
2805 | } | |
515ef31d NC |
2806 | |
2807 | free (buf); | |
3af9a47b NC |
2808 | } |
2809 | } | |
2810 | ||
2811 | return -1; | |
2812 | } | |
2813 | ||
2814 | char * | |
116c20d2 | 2815 | bfd_mach_o_core_file_failing_command (bfd *abfd) |
3af9a47b NC |
2816 | { |
2817 | unsigned char *buf = NULL; | |
2818 | unsigned int len = 0; | |
2819 | int ret = -1; | |
2820 | ||
2821 | ret = bfd_mach_o_core_fetch_environment (abfd, &buf, &len); | |
2822 | if (ret < 0) | |
2823 | return NULL; | |
2824 | ||
f075ee0c | 2825 | return (char *) buf; |
3af9a47b NC |
2826 | } |
2827 | ||
2828 | int | |
116c20d2 | 2829 | bfd_mach_o_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED) |
3af9a47b NC |
2830 | { |
2831 | return 0; | |
2832 | } | |
2833 | ||
116c20d2 NC |
2834 | #define TARGET_NAME mach_o_be_vec |
2835 | #define TARGET_STRING "mach-o-be" | |
2836 | #define TARGET_BIG_ENDIAN 1 | |
2837 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
2838 | |
2839 | #include "mach-o-target.c" | |
2840 | ||
2841 | #undef TARGET_NAME | |
2842 | #undef TARGET_STRING | |
2843 | #undef TARGET_BIG_ENDIAN | |
2844 | #undef TARGET_ARCHIVE | |
2845 | ||
116c20d2 NC |
2846 | #define TARGET_NAME mach_o_le_vec |
2847 | #define TARGET_STRING "mach-o-le" | |
2848 | #define TARGET_BIG_ENDIAN 0 | |
2849 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
2850 | |
2851 | #include "mach-o-target.c" | |
2852 | ||
2853 | #undef TARGET_NAME | |
2854 | #undef TARGET_STRING | |
2855 | #undef TARGET_BIG_ENDIAN | |
2856 | #undef TARGET_ARCHIVE | |
2857 | ||
116c20d2 NC |
2858 | #define TARGET_NAME mach_o_fat_vec |
2859 | #define TARGET_STRING "mach-o-fat" | |
2860 | #define TARGET_BIG_ENDIAN 1 | |
2861 | #define TARGET_ARCHIVE 1 | |
3af9a47b NC |
2862 | |
2863 | #include "mach-o-target.c" | |
2864 | ||
2865 | #undef TARGET_NAME | |
2866 | #undef TARGET_STRING | |
2867 | #undef TARGET_BIG_ENDIAN | |
2868 | #undef TARGET_ARCHIVE |