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12fa714f | 1 | /* od-macho.c -- dump information about an Mach-O object file. |
fc55a902 | 2 | Copyright 2011, 2012 Free Software Foundation, Inc. |
12fa714f TG |
3 | Written by Tristan Gingold, Adacore. |
4 | ||
5 | This file is part of GNU Binutils. | |
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 | |
9 | the Free Software Foundation; either version 3, or (at your option) | |
10 | 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 | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, 51 Franklin Street - Fifth Floor, Boston, | |
20 | MA 02110-1301, USA. */ | |
21 | ||
22 | #include <stddef.h> | |
23 | #include <time.h> | |
24 | #include "sysdep.h" | |
25 | #include "safe-ctype.h" | |
26 | #include "bfd.h" | |
27 | #include "objdump.h" | |
28 | #include "bucomm.h" | |
29 | #include "bfdlink.h" | |
30 | #include "mach-o.h" | |
31 | #include "mach-o/external.h" | |
2634e8c8 | 32 | #include "mach-o/codesign.h" |
12fa714f TG |
33 | |
34 | /* Index of the options in the options[] array. */ | |
35 | #define OPT_HEADER 0 | |
36 | #define OPT_SECTION 1 | |
37 | #define OPT_MAP 2 | |
38 | #define OPT_LOAD 3 | |
39 | #define OPT_DYSYMTAB 4 | |
2634e8c8 | 40 | #define OPT_CODESIGN 5 |
12fa714f TG |
41 | |
42 | /* List of actions. */ | |
43 | static struct objdump_private_option options[] = | |
44 | { | |
45 | { "header", 0 }, | |
46 | { "section", 0 }, | |
47 | { "map", 0 }, | |
48 | { "load", 0 }, | |
49 | { "dysymtab", 0 }, | |
2634e8c8 | 50 | { "codesign", 0 }, |
12fa714f TG |
51 | { NULL, 0 } |
52 | }; | |
53 | ||
54 | /* Display help. */ | |
55 | ||
56 | static void | |
57 | mach_o_help (FILE *stream) | |
58 | { | |
59 | fprintf (stream, _("\ | |
60 | For Mach-O files:\n\ | |
61 | header Display the file header\n\ | |
62 | section Display the segments and sections commands\n\ | |
63 | map Display the section map\n\ | |
64 | load Display the load commands\n\ | |
65 | dysymtab Display the dynamic symbol table\n\ | |
2634e8c8 | 66 | codesign Display code signature section\n\ |
12fa714f TG |
67 | ")); |
68 | } | |
69 | ||
70 | /* Return TRUE if ABFD is handled. */ | |
71 | ||
72 | static int | |
73 | mach_o_filter (bfd *abfd) | |
74 | { | |
75 | return bfd_get_flavour (abfd) == bfd_target_mach_o_flavour; | |
76 | } | |
77 | \f | |
78 | static const bfd_mach_o_xlat_name bfd_mach_o_cpu_name[] = | |
79 | { | |
80 | { "vax", BFD_MACH_O_CPU_TYPE_VAX }, | |
81 | { "mc680x0", BFD_MACH_O_CPU_TYPE_MC680x0 }, | |
82 | { "i386", BFD_MACH_O_CPU_TYPE_I386 }, | |
83 | { "mips", BFD_MACH_O_CPU_TYPE_MIPS }, | |
84 | { "mc98000", BFD_MACH_O_CPU_TYPE_MC98000 }, | |
85 | { "hppa", BFD_MACH_O_CPU_TYPE_HPPA }, | |
86 | { "arm", BFD_MACH_O_CPU_TYPE_ARM }, | |
87 | { "mc88000", BFD_MACH_O_CPU_TYPE_MC88000 }, | |
88 | { "sparc", BFD_MACH_O_CPU_TYPE_SPARC }, | |
89 | { "i860", BFD_MACH_O_CPU_TYPE_I860 }, | |
90 | { "alpha", BFD_MACH_O_CPU_TYPE_ALPHA }, | |
91 | { "powerpc", BFD_MACH_O_CPU_TYPE_POWERPC }, | |
92 | { "powerpc_64", BFD_MACH_O_CPU_TYPE_POWERPC_64 }, | |
93 | { "x86_64", BFD_MACH_O_CPU_TYPE_X86_64 }, | |
94 | { NULL, 0} | |
95 | }; | |
96 | ||
97 | static const bfd_mach_o_xlat_name bfd_mach_o_filetype_name[] = | |
98 | { | |
99 | { "object", BFD_MACH_O_MH_OBJECT }, | |
100 | { "execute", BFD_MACH_O_MH_EXECUTE }, | |
101 | { "fvmlib", BFD_MACH_O_MH_FVMLIB }, | |
102 | { "core", BFD_MACH_O_MH_CORE }, | |
103 | { "preload", BFD_MACH_O_MH_PRELOAD }, | |
104 | { "dylib", BFD_MACH_O_MH_DYLIB }, | |
105 | { "dylinker", BFD_MACH_O_MH_DYLINKER }, | |
106 | { "bundle", BFD_MACH_O_MH_BUNDLE }, | |
107 | { "dylib_stub", BFD_MACH_O_MH_DYLIB_STUB }, | |
108 | { "dym", BFD_MACH_O_MH_DSYM }, | |
109 | { "kext_bundle", BFD_MACH_O_MH_KEXT_BUNDLE }, | |
110 | { NULL, 0} | |
111 | }; | |
112 | ||
113 | static const bfd_mach_o_xlat_name bfd_mach_o_header_flags_name[] = | |
114 | { | |
115 | { "noundefs", BFD_MACH_O_MH_NOUNDEFS }, | |
116 | { "incrlink", BFD_MACH_O_MH_INCRLINK }, | |
117 | { "dyldlink", BFD_MACH_O_MH_DYLDLINK }, | |
118 | { "bindatload", BFD_MACH_O_MH_BINDATLOAD }, | |
119 | { "prebound", BFD_MACH_O_MH_PREBOUND }, | |
120 | { "split_segs", BFD_MACH_O_MH_SPLIT_SEGS }, | |
121 | { "lazy_init", BFD_MACH_O_MH_LAZY_INIT }, | |
122 | { "twolevel", BFD_MACH_O_MH_TWOLEVEL }, | |
123 | { "force_flat", BFD_MACH_O_MH_FORCE_FLAT }, | |
124 | { "nomultidefs", BFD_MACH_O_MH_NOMULTIDEFS }, | |
125 | { "nofixprebinding", BFD_MACH_O_MH_NOFIXPREBINDING }, | |
126 | { "prebindable", BFD_MACH_O_MH_PREBINDABLE }, | |
127 | { "allmodsbound", BFD_MACH_O_MH_ALLMODSBOUND }, | |
128 | { "subsections_via_symbols", BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS }, | |
129 | { "canonical", BFD_MACH_O_MH_CANONICAL }, | |
130 | { "weak_defines", BFD_MACH_O_MH_WEAK_DEFINES }, | |
131 | { "binds_to_weak", BFD_MACH_O_MH_BINDS_TO_WEAK }, | |
132 | { "allow_stack_execution", BFD_MACH_O_MH_ALLOW_STACK_EXECUTION }, | |
133 | { "root_safe", BFD_MACH_O_MH_ROOT_SAFE }, | |
134 | { "setuid_safe", BFD_MACH_O_MH_SETUID_SAFE }, | |
135 | { "no_reexported_dylibs", BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS }, | |
136 | { "pie", BFD_MACH_O_MH_PIE }, | |
137 | { NULL, 0} | |
138 | }; | |
139 | ||
140 | static const bfd_mach_o_xlat_name bfd_mach_o_load_command_name[] = | |
141 | { | |
142 | { "segment", BFD_MACH_O_LC_SEGMENT}, | |
143 | { "symtab", BFD_MACH_O_LC_SYMTAB}, | |
144 | { "symseg", BFD_MACH_O_LC_SYMSEG}, | |
145 | { "thread", BFD_MACH_O_LC_THREAD}, | |
146 | { "unixthread", BFD_MACH_O_LC_UNIXTHREAD}, | |
147 | { "loadfvmlib", BFD_MACH_O_LC_LOADFVMLIB}, | |
148 | { "idfvmlib", BFD_MACH_O_LC_IDFVMLIB}, | |
149 | { "ident", BFD_MACH_O_LC_IDENT}, | |
150 | { "fvmfile", BFD_MACH_O_LC_FVMFILE}, | |
151 | { "prepage", BFD_MACH_O_LC_PREPAGE}, | |
152 | { "dysymtab", BFD_MACH_O_LC_DYSYMTAB}, | |
153 | { "load_dylib", BFD_MACH_O_LC_LOAD_DYLIB}, | |
154 | { "id_dylib", BFD_MACH_O_LC_ID_DYLIB}, | |
155 | { "load_dylinker", BFD_MACH_O_LC_LOAD_DYLINKER}, | |
156 | { "id_dylinker", BFD_MACH_O_LC_ID_DYLINKER}, | |
157 | { "prebound_dylib", BFD_MACH_O_LC_PREBOUND_DYLIB}, | |
158 | { "routines", BFD_MACH_O_LC_ROUTINES}, | |
159 | { "sub_framework", BFD_MACH_O_LC_SUB_FRAMEWORK}, | |
160 | { "sub_umbrella", BFD_MACH_O_LC_SUB_UMBRELLA}, | |
161 | { "sub_client", BFD_MACH_O_LC_SUB_CLIENT}, | |
162 | { "sub_library", BFD_MACH_O_LC_SUB_LIBRARY}, | |
163 | { "twolevel_hints", BFD_MACH_O_LC_TWOLEVEL_HINTS}, | |
164 | { "prebind_cksum", BFD_MACH_O_LC_PREBIND_CKSUM}, | |
165 | { "load_weak_dylib", BFD_MACH_O_LC_LOAD_WEAK_DYLIB}, | |
166 | { "segment_64", BFD_MACH_O_LC_SEGMENT_64}, | |
167 | { "routines_64", BFD_MACH_O_LC_ROUTINES_64}, | |
168 | { "uuid", BFD_MACH_O_LC_UUID}, | |
169 | { "rpath", BFD_MACH_O_LC_RPATH}, | |
170 | { "code_signature", BFD_MACH_O_LC_CODE_SIGNATURE}, | |
171 | { "segment_split_info", BFD_MACH_O_LC_SEGMENT_SPLIT_INFO}, | |
172 | { "reexport_dylib", BFD_MACH_O_LC_REEXPORT_DYLIB}, | |
173 | { "lazy_load_dylib", BFD_MACH_O_LC_LAZY_LOAD_DYLIB}, | |
174 | { "encryption_info", BFD_MACH_O_LC_ENCRYPTION_INFO}, | |
175 | { "dyld_info", BFD_MACH_O_LC_DYLD_INFO}, | |
176 | { "load_upward_lib", BFD_MACH_O_LC_LOAD_UPWARD_DYLIB}, | |
177 | { "version_min_macosx", BFD_MACH_O_LC_VERSION_MIN_MACOSX}, | |
178 | { "version_min_iphoneos", BFD_MACH_O_LC_VERSION_MIN_IPHONEOS}, | |
179 | { "function_starts", BFD_MACH_O_LC_FUNCTION_STARTS}, | |
180 | { "dyld_environment", BFD_MACH_O_LC_DYLD_ENVIRONMENT}, | |
181 | { NULL, 0} | |
182 | }; | |
183 | ||
184 | static const bfd_mach_o_xlat_name bfd_mach_o_thread_x86_name[] = | |
185 | { | |
186 | { "thread_state32", BFD_MACH_O_x86_THREAD_STATE32}, | |
187 | { "float_state32", BFD_MACH_O_x86_FLOAT_STATE32}, | |
188 | { "exception_state32", BFD_MACH_O_x86_EXCEPTION_STATE32}, | |
189 | { "thread_state64", BFD_MACH_O_x86_THREAD_STATE64}, | |
190 | { "float_state64", BFD_MACH_O_x86_FLOAT_STATE64}, | |
191 | { "exception_state64", BFD_MACH_O_x86_EXCEPTION_STATE64}, | |
192 | { "thread_state", BFD_MACH_O_x86_THREAD_STATE}, | |
193 | { "float_state", BFD_MACH_O_x86_FLOAT_STATE}, | |
194 | { "exception_state", BFD_MACH_O_x86_EXCEPTION_STATE}, | |
195 | { "debug_state32", BFD_MACH_O_x86_DEBUG_STATE32}, | |
196 | { "debug_state64", BFD_MACH_O_x86_DEBUG_STATE64}, | |
197 | { "debug_state", BFD_MACH_O_x86_DEBUG_STATE}, | |
198 | { "state_none", BFD_MACH_O_x86_THREAD_STATE_NONE}, | |
199 | { NULL, 0 } | |
200 | }; | |
201 | \f | |
202 | static void | |
203 | bfd_mach_o_print_flags (const bfd_mach_o_xlat_name *table, | |
204 | unsigned long val) | |
205 | { | |
206 | int first = 1; | |
207 | ||
208 | for (; table->name; table++) | |
209 | { | |
210 | if (table->val & val) | |
211 | { | |
212 | if (!first) | |
213 | printf ("+"); | |
214 | printf ("%s", table->name); | |
215 | val &= ~table->val; | |
216 | first = 0; | |
217 | } | |
218 | } | |
219 | if (val) | |
220 | { | |
221 | if (!first) | |
222 | printf ("+"); | |
223 | printf ("0x%lx", val); | |
224 | return; | |
225 | } | |
226 | if (first) | |
227 | printf ("-"); | |
228 | } | |
229 | ||
230 | static const char * | |
231 | bfd_mach_o_get_name_or_null (const bfd_mach_o_xlat_name *table, | |
232 | unsigned long val) | |
233 | { | |
234 | for (; table->name; table++) | |
235 | if (table->val == val) | |
236 | return table->name; | |
237 | return NULL; | |
238 | } | |
239 | ||
240 | static const char * | |
241 | bfd_mach_o_get_name (const bfd_mach_o_xlat_name *table, unsigned long val) | |
242 | { | |
243 | const char *res = bfd_mach_o_get_name_or_null (table, val); | |
244 | ||
245 | if (res == NULL) | |
246 | return "*UNKNOWN*"; | |
247 | else | |
248 | return res; | |
249 | } | |
250 | ||
251 | static void | |
252 | dump_header (bfd *abfd) | |
253 | { | |
254 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
255 | bfd_mach_o_header *h = &mdata->header; | |
256 | ||
257 | fputs (_("Mach-O header:\n"), stdout); | |
258 | printf (_(" magic : %08lx\n"), h->magic); | |
259 | printf (_(" cputype : %08lx (%s)\n"), h->cputype, | |
2634e8c8 | 260 | bfd_mach_o_get_name (bfd_mach_o_cpu_name, h->cputype)); |
12fa714f TG |
261 | printf (_(" cpusubtype: %08lx\n"), h->cpusubtype); |
262 | printf (_(" filetype : %08lx (%s)\n"), | |
2634e8c8 TG |
263 | h->filetype, |
264 | bfd_mach_o_get_name (bfd_mach_o_filetype_name, h->filetype)); | |
12fa714f TG |
265 | printf (_(" ncmds : %08lx (%lu)\n"), h->ncmds, h->ncmds); |
266 | printf (_(" sizeofcmds: %08lx\n"), h->sizeofcmds); | |
267 | printf (_(" flags : %08lx ("), h->flags); | |
268 | bfd_mach_o_print_flags (bfd_mach_o_header_flags_name, h->flags); | |
269 | fputs (_(")\n"), stdout); | |
270 | printf (_(" reserved : %08x\n"), h->reserved); | |
271 | } | |
272 | ||
273 | static void | |
274 | dump_section_map (bfd *abfd) | |
275 | { | |
276 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
277 | unsigned int i; | |
278 | unsigned int sec_nbr = 0; | |
279 | ||
280 | fputs (_("Segments and Sections:\n"), stdout); | |
281 | fputs (_(" #: Segment name Section name Address\n"), stdout); | |
282 | ||
283 | for (i = 0; i < mdata->header.ncmds; i++) | |
284 | { | |
285 | bfd_mach_o_segment_command *seg; | |
286 | bfd_mach_o_section *sec; | |
287 | ||
288 | if (mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT | |
289 | && mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT_64) | |
290 | continue; | |
291 | ||
292 | seg = &mdata->commands[i].command.segment; | |
293 | ||
294 | printf ("[Segment %-16s ", seg->segname); | |
295 | printf_vma (seg->vmaddr); | |
296 | putchar ('-'); | |
297 | printf_vma (seg->vmaddr + seg->vmsize - 1); | |
298 | putchar (' '); | |
299 | putchar (seg->initprot & BFD_MACH_O_PROT_READ ? 'r' : '-'); | |
300 | putchar (seg->initprot & BFD_MACH_O_PROT_WRITE ? 'w' : '-'); | |
301 | putchar (seg->initprot & BFD_MACH_O_PROT_EXECUTE ? 'x' : '-'); | |
302 | printf ("]\n"); | |
303 | ||
304 | for (sec = seg->sect_head; sec != NULL; sec = sec->next) | |
305 | { | |
306 | printf ("%02u: %-16s %-16s ", ++sec_nbr, | |
307 | sec->segname, sec->sectname); | |
308 | printf_vma (sec->addr); | |
309 | putchar (' '); | |
310 | printf_vma (sec->size); | |
311 | printf (" %08lx\n", sec->flags); | |
312 | } | |
313 | } | |
314 | } | |
315 | ||
316 | static void | |
317 | dump_section (bfd *abfd ATTRIBUTE_UNUSED, bfd_mach_o_section *sec) | |
318 | { | |
319 | printf (" Section: %-16s %-16s (bfdname: %s)\n", | |
320 | sec->sectname, sec->segname, sec->bfdsection->name); | |
321 | printf (" addr: "); | |
322 | printf_vma (sec->addr); | |
323 | printf (" size: "); | |
324 | printf_vma (sec->size); | |
325 | printf (" offset: "); | |
326 | printf_vma (sec->offset); | |
327 | printf ("\n"); | |
328 | printf (" align: %ld", sec->align); | |
329 | printf (" nreloc: %lu reloff: ", sec->nreloc); | |
330 | printf_vma (sec->reloff); | |
331 | printf ("\n"); | |
332 | printf (" flags: %08lx (type: %s", sec->flags, | |
333 | bfd_mach_o_get_name (bfd_mach_o_section_type_name, | |
334 | sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)); | |
335 | printf (" attr: "); | |
336 | bfd_mach_o_print_flags (bfd_mach_o_section_attribute_name, | |
337 | sec->flags & BFD_MACH_O_SECTION_ATTRIBUTES_MASK); | |
338 | printf (")\n"); | |
339 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
340 | { | |
341 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
342 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
343 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
344 | printf (" first indirect sym: %lu", sec->reserved1); | |
345 | printf (" (%u entries)", | |
346 | bfd_mach_o_section_get_nbr_indirect (abfd, sec)); | |
347 | break; | |
348 | default: | |
349 | printf (" reserved1: 0x%lx", sec->reserved1); | |
350 | break; | |
351 | } | |
352 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
353 | { | |
354 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
355 | printf (" stub size: %lu", sec->reserved2); | |
356 | break; | |
357 | default: | |
358 | printf (" reserved2: 0x%lx", sec->reserved2); | |
359 | break; | |
360 | } | |
361 | printf (" reserved3: 0x%lx\n", sec->reserved3); | |
362 | } | |
363 | ||
364 | static void | |
365 | dump_segment (bfd *abfd ATTRIBUTE_UNUSED, bfd_mach_o_load_command *cmd) | |
366 | { | |
367 | bfd_mach_o_segment_command *seg = &cmd->command.segment; | |
368 | bfd_mach_o_section *sec; | |
369 | ||
370 | printf (" name: %s\n", *seg->segname ? seg->segname : "*none*"); | |
371 | printf (" vmaddr: "); | |
372 | printf_vma (seg->vmaddr); | |
373 | printf (" vmsize: "); | |
374 | printf_vma (seg->vmsize); | |
375 | printf ("\n"); | |
376 | printf (" fileoff: "); | |
377 | printf_vma (seg->fileoff); | |
378 | printf (" filesize: "); | |
379 | printf_vma ((bfd_vma)seg->filesize); | |
380 | printf (" endoff: "); | |
381 | printf_vma ((bfd_vma)(seg->fileoff + seg->filesize)); | |
382 | printf ("\n"); | |
383 | printf (" nsects: %lu ", seg->nsects); | |
384 | printf (" flags: %lx\n", seg->flags); | |
385 | for (sec = seg->sect_head; sec != NULL; sec = sec->next) | |
386 | dump_section (abfd, sec); | |
387 | } | |
388 | ||
389 | static void | |
390 | dump_dysymtab (bfd *abfd, bfd_mach_o_load_command *cmd, bfd_boolean verbose) | |
391 | { | |
392 | bfd_mach_o_dysymtab_command *dysymtab = &cmd->command.dysymtab; | |
393 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
394 | unsigned int i; | |
395 | ||
396 | printf (" local symbols: idx: %10lu num: %-8lu", | |
397 | dysymtab->ilocalsym, dysymtab->nlocalsym); | |
398 | printf (" (nxtidx: %lu)\n", | |
399 | dysymtab->ilocalsym + dysymtab->nlocalsym); | |
400 | printf (" external symbols: idx: %10lu num: %-8lu", | |
401 | dysymtab->iextdefsym, dysymtab->nextdefsym); | |
402 | printf (" (nxtidx: %lu)\n", | |
403 | dysymtab->iextdefsym + dysymtab->nextdefsym); | |
404 | printf (" undefined symbols: idx: %10lu num: %-8lu", | |
405 | dysymtab->iundefsym, dysymtab->nundefsym); | |
406 | printf (" (nxtidx: %lu)\n", | |
407 | dysymtab->iundefsym + dysymtab->nundefsym); | |
408 | printf (" table of content: off: 0x%08lx num: %-8lu", | |
409 | dysymtab->tocoff, dysymtab->ntoc); | |
410 | printf (" (endoff: 0x%08lx)\n", | |
411 | dysymtab->tocoff + dysymtab->ntoc * BFD_MACH_O_TABLE_OF_CONTENT_SIZE); | |
412 | printf (" module table: off: 0x%08lx num: %-8lu", | |
413 | dysymtab->modtaboff, dysymtab->nmodtab); | |
414 | printf (" (endoff: 0x%08lx)\n", | |
415 | dysymtab->modtaboff + dysymtab->nmodtab | |
416 | * (mdata->header.version == 2 ? | |
417 | BFD_MACH_O_DYLIB_MODULE_64_SIZE : BFD_MACH_O_DYLIB_MODULE_SIZE)); | |
418 | printf (" external reference table: off: 0x%08lx num: %-8lu", | |
419 | dysymtab->extrefsymoff, dysymtab->nextrefsyms); | |
420 | printf (" (endoff: 0x%08lx)\n", | |
421 | dysymtab->extrefsymoff | |
422 | + dysymtab->nextrefsyms * BFD_MACH_O_REFERENCE_SIZE); | |
423 | printf (" indirect symbol table: off: 0x%08lx num: %-8lu", | |
424 | dysymtab->indirectsymoff, dysymtab->nindirectsyms); | |
425 | printf (" (endoff: 0x%08lx)\n", | |
426 | dysymtab->indirectsymoff | |
427 | + dysymtab->nindirectsyms * BFD_MACH_O_INDIRECT_SYMBOL_SIZE); | |
428 | printf (" external relocation table: off: 0x%08lx num: %-8lu", | |
429 | dysymtab->extreloff, dysymtab->nextrel); | |
430 | printf (" (endoff: 0x%08lx)\n", | |
431 | dysymtab->extreloff + dysymtab->nextrel * BFD_MACH_O_RELENT_SIZE); | |
432 | printf (" local relocation table: off: 0x%08lx num: %-8lu", | |
433 | dysymtab->locreloff, dysymtab->nlocrel); | |
434 | printf (" (endoff: 0x%08lx)\n", | |
435 | dysymtab->locreloff + dysymtab->nlocrel * BFD_MACH_O_RELENT_SIZE); | |
436 | ||
437 | if (!verbose) | |
438 | return; | |
439 | ||
440 | if (dysymtab->ntoc > 0 | |
441 | || dysymtab->nindirectsyms > 0 | |
442 | || dysymtab->nextrefsyms > 0) | |
443 | { | |
444 | /* Try to read the symbols to display the toc or indirect symbols. */ | |
445 | bfd_mach_o_read_symtab_symbols (abfd); | |
446 | } | |
447 | else if (dysymtab->nmodtab > 0) | |
448 | { | |
449 | /* Try to read the strtab to display modules name. */ | |
450 | bfd_mach_o_read_symtab_strtab (abfd); | |
451 | } | |
452 | ||
453 | for (i = 0; i < dysymtab->nmodtab; i++) | |
454 | { | |
455 | bfd_mach_o_dylib_module *module = &dysymtab->dylib_module[i]; | |
456 | printf (" module %u:\n", i); | |
457 | printf (" name: %lu", module->module_name_idx); | |
458 | if (mdata->symtab && mdata->symtab->strtab) | |
459 | printf (": %s", | |
460 | mdata->symtab->strtab + module->module_name_idx); | |
461 | printf ("\n"); | |
462 | printf (" extdefsym: idx: %8lu num: %lu\n", | |
463 | module->iextdefsym, module->nextdefsym); | |
464 | printf (" refsym: idx: %8lu num: %lu\n", | |
465 | module->irefsym, module->nrefsym); | |
466 | printf (" localsym: idx: %8lu num: %lu\n", | |
467 | module->ilocalsym, module->nlocalsym); | |
468 | printf (" extrel: idx: %8lu num: %lu\n", | |
469 | module->iextrel, module->nextrel); | |
470 | printf (" init: idx: %8u num: %u\n", | |
471 | module->iinit, module->ninit); | |
472 | printf (" term: idx: %8u num: %u\n", | |
473 | module->iterm, module->nterm); | |
474 | printf (" objc_module_info: addr: "); | |
475 | printf_vma (module->objc_module_info_addr); | |
476 | printf (" size: %lu\n", module->objc_module_info_size); | |
477 | } | |
478 | ||
479 | if (dysymtab->ntoc > 0) | |
480 | { | |
481 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
482 | ||
483 | printf (" table of content: (symbol/module)\n"); | |
484 | for (i = 0; i < dysymtab->ntoc; i++) | |
485 | { | |
486 | bfd_mach_o_dylib_table_of_content *toc = &dysymtab->dylib_toc[i]; | |
487 | ||
488 | printf (" %4u: ", i); | |
489 | if (symtab && symtab->symbols && toc->symbol_index < symtab->nsyms) | |
490 | { | |
491 | const char *name = symtab->symbols[toc->symbol_index].symbol.name; | |
492 | printf ("%s (%lu)", name ? name : "*invalid*", | |
493 | toc->symbol_index); | |
494 | } | |
495 | else | |
496 | printf ("%lu", toc->symbol_index); | |
497 | ||
498 | printf (" / "); | |
499 | if (symtab && symtab->strtab | |
500 | && toc->module_index < dysymtab->nmodtab) | |
501 | { | |
502 | bfd_mach_o_dylib_module *mod; | |
503 | mod = &dysymtab->dylib_module[toc->module_index]; | |
504 | printf ("%s (%lu)", | |
505 | symtab->strtab + mod->module_name_idx, | |
506 | toc->module_index); | |
507 | } | |
508 | else | |
509 | printf ("%lu", toc->module_index); | |
510 | ||
511 | printf ("\n"); | |
512 | } | |
513 | } | |
514 | ||
515 | if (dysymtab->nindirectsyms != 0) | |
516 | { | |
517 | printf (" indirect symbols:\n"); | |
518 | ||
519 | for (i = 0; i < mdata->nsects; i++) | |
520 | { | |
521 | bfd_mach_o_section *sec = mdata->sections[i]; | |
522 | unsigned int j, first, last; | |
523 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
524 | bfd_vma addr; | |
525 | bfd_vma entry_size; | |
526 | ||
527 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
528 | { | |
529 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
530 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
531 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
532 | first = sec->reserved1; | |
533 | last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); | |
534 | addr = sec->addr; | |
535 | entry_size = bfd_mach_o_section_get_entry_size (abfd, sec); | |
536 | printf (" for section %s.%s:\n", | |
537 | sec->segname, sec->sectname); | |
538 | for (j = first; j < last; j++) | |
539 | { | |
540 | unsigned int isym = dysymtab->indirect_syms[j]; | |
541 | ||
542 | printf (" "); | |
543 | printf_vma (addr); | |
544 | printf (" %5u: 0x%08x", j, isym); | |
545 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_LOCAL) | |
546 | printf (" LOCAL"); | |
547 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_ABS) | |
548 | printf (" ABSOLUTE"); | |
549 | if (symtab && symtab->symbols | |
550 | && isym < symtab->nsyms | |
551 | && symtab->symbols[isym].symbol.name) | |
552 | printf (" %s", symtab->symbols[isym].symbol.name); | |
553 | printf ("\n"); | |
554 | addr += entry_size; | |
555 | } | |
556 | break; | |
557 | default: | |
558 | break; | |
559 | } | |
560 | } | |
561 | } | |
562 | if (dysymtab->nextrefsyms > 0) | |
563 | { | |
564 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
565 | ||
566 | printf (" external reference table: (symbol flags)\n"); | |
567 | for (i = 0; i < dysymtab->nextrefsyms; i++) | |
568 | { | |
569 | bfd_mach_o_dylib_reference *ref = &dysymtab->ext_refs[i]; | |
570 | ||
571 | printf (" %4u: %5lu 0x%02lx", i, ref->isym, ref->flags); | |
572 | if (symtab && symtab->symbols | |
573 | && ref->isym < symtab->nsyms | |
574 | && symtab->symbols[ref->isym].symbol.name) | |
575 | printf (" %s", symtab->symbols[ref->isym].symbol.name); | |
576 | printf ("\n"); | |
577 | } | |
578 | } | |
579 | ||
580 | } | |
581 | ||
582 | static void | |
583 | dump_dyld_info (bfd *abfd ATTRIBUTE_UNUSED, bfd_mach_o_load_command *cmd) | |
584 | { | |
585 | bfd_mach_o_dyld_info_command *info = &cmd->command.dyld_info; | |
586 | ||
587 | printf (" rebase: off: 0x%08x size: %-8u\n", | |
588 | info->rebase_off, info->rebase_size); | |
589 | printf (" bind: off: 0x%08x size: %-8u\n", | |
590 | info->bind_off, info->bind_size); | |
591 | printf (" weak bind: off: 0x%08x size: %-8u\n", | |
592 | info->weak_bind_off, info->weak_bind_size); | |
593 | printf (" lazy bind: off: 0x%08x size: %-8u\n", | |
594 | info->lazy_bind_off, info->lazy_bind_size); | |
595 | printf (" export: off: 0x%08x size: %-8u\n", | |
596 | info->export_off, info->export_size); | |
597 | } | |
598 | ||
599 | static void | |
600 | dump_thread (bfd *abfd, bfd_mach_o_load_command *cmd) | |
601 | { | |
602 | bfd_mach_o_thread_command *thread = &cmd->command.thread; | |
603 | unsigned int j; | |
604 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
605 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
606 | ||
607 | printf (" nflavours: %lu\n", thread->nflavours); | |
608 | for (j = 0; j < thread->nflavours; j++) | |
609 | { | |
610 | bfd_mach_o_thread_flavour *flavour = &thread->flavours[j]; | |
611 | const bfd_mach_o_xlat_name *name_table; | |
612 | ||
613 | printf (" %2u: flavour: 0x%08lx", j, flavour->flavour); | |
614 | switch (mdata->header.cputype) | |
615 | { | |
616 | case BFD_MACH_O_CPU_TYPE_I386: | |
617 | case BFD_MACH_O_CPU_TYPE_X86_64: | |
618 | name_table = bfd_mach_o_thread_x86_name; | |
619 | break; | |
620 | default: | |
621 | name_table = NULL; | |
622 | break; | |
623 | } | |
624 | if (name_table != NULL) | |
625 | printf (": %s", bfd_mach_o_get_name (name_table, flavour->flavour)); | |
626 | putchar ('\n'); | |
627 | ||
628 | printf (" offset: 0x%08lx size: 0x%08lx\n", | |
629 | flavour->offset, flavour->size); | |
630 | if (bed->_bfd_mach_o_print_thread) | |
631 | { | |
632 | char *buf = xmalloc (flavour->size); | |
633 | ||
2634e8c8 TG |
634 | if (bfd_seek (abfd, flavour->offset, SEEK_SET) == 0 |
635 | && bfd_bread (buf, flavour->size, abfd) == flavour->size) | |
12fa714f | 636 | (*bed->_bfd_mach_o_print_thread)(abfd, flavour, stdout, buf); |
2634e8c8 | 637 | |
12fa714f TG |
638 | free (buf); |
639 | } | |
640 | } | |
641 | } | |
642 | ||
2634e8c8 TG |
643 | static const bfd_mach_o_xlat_name bfd_mach_o_cs_magic[] = |
644 | { | |
645 | { "embedded signature", BFD_MACH_O_CS_MAGIC_EMBEDDED_SIGNATURE }, | |
646 | { "requirement", BFD_MACH_O_CS_MAGIC_REQUIREMENT }, | |
647 | { "requirements", BFD_MACH_O_CS_MAGIC_REQUIREMENTS }, | |
648 | { "code directory", BFD_MACH_O_CS_MAGIC_CODEDIRECTORY }, | |
649 | { "embedded entitlements", BFD_MACH_O_CS_MAGIC_EMBEDDED_ENTITLEMENTS }, | |
650 | { "blob wrapper", BFD_MACH_O_CS_MAGIC_BLOB_WRAPPER }, | |
651 | { NULL, 0 } | |
652 | }; | |
653 | ||
654 | static const bfd_mach_o_xlat_name bfd_mach_o_cs_hash_type[] = | |
655 | { | |
656 | { "no-hash", BFD_MACH_O_CS_NO_HASH }, | |
657 | { "sha1", BFD_MACH_O_CS_HASH_SHA1 }, | |
658 | { "sha256", BFD_MACH_O_CS_HASH_SHA256 }, | |
659 | { "skein 160", BFD_MACH_O_CS_HASH_PRESTANDARD_SKEIN_160x256 }, | |
660 | { "skein 256", BFD_MACH_O_CS_HASH_PRESTANDARD_SKEIN_256x512 }, | |
661 | { NULL, 0 } | |
662 | }; | |
663 | ||
664 | static unsigned int | |
665 | dump_code_signature_blob (bfd *abfd, const unsigned char *buf, unsigned int len); | |
666 | ||
667 | static void | |
668 | dump_code_signature_superblob (bfd *abfd ATTRIBUTE_UNUSED, | |
669 | const unsigned char *buf, unsigned int len) | |
670 | { | |
671 | unsigned int count; | |
672 | unsigned int i; | |
673 | ||
674 | if (len < 12) | |
675 | { | |
676 | printf (_(" [bad block length]\n")); | |
677 | return; | |
678 | } | |
679 | count = bfd_getb32 (buf + 8); | |
680 | printf (_(" %u index entries:\n"), count); | |
681 | if (len < 12 + 8 * count) | |
682 | { | |
683 | printf (_(" [bad block length]\n")); | |
684 | return; | |
685 | } | |
686 | for (i = 0; i < count; i++) | |
687 | { | |
688 | unsigned int type; | |
689 | unsigned int off; | |
690 | ||
691 | type = bfd_getb32 (buf + 12 + 8 * i); | |
692 | off = bfd_getb32 (buf + 12 + 8 * i + 4); | |
693 | printf (_(" index entry %u: type: %08x, offset: %08x\n"), | |
694 | i, type, off); | |
695 | ||
696 | dump_code_signature_blob (abfd, buf + off, len - off); | |
697 | } | |
698 | } | |
699 | ||
700 | static void | |
701 | swap_code_codedirectory_v1_in | |
702 | (const struct mach_o_codesign_codedirectory_external_v1 *src, | |
703 | struct mach_o_codesign_codedirectory_v1 *dst) | |
704 | { | |
705 | dst->version = bfd_getb32 (src->version); | |
706 | dst->flags = bfd_getb32 (src->flags); | |
707 | dst->hash_offset = bfd_getb32 (src->hash_offset); | |
708 | dst->ident_offset = bfd_getb32 (src->ident_offset); | |
709 | dst->nbr_special_slots = bfd_getb32 (src->nbr_special_slots); | |
710 | dst->nbr_code_slots = bfd_getb32 (src->nbr_code_slots); | |
711 | dst->code_limit = bfd_getb32 (src->code_limit); | |
712 | dst->hash_size = src->hash_size[0]; | |
713 | dst->hash_type = src->hash_type[0]; | |
714 | dst->spare1 = src->spare1[0]; | |
715 | dst->page_size = src->page_size[0]; | |
716 | dst->spare2 = bfd_getb32 (src->spare2); | |
717 | } | |
718 | ||
719 | static void | |
720 | hexdump (unsigned int start, unsigned int len, | |
721 | const unsigned char *buf) | |
722 | { | |
723 | unsigned int i, j; | |
724 | ||
725 | for (i = 0; i < len; i += 16) | |
726 | { | |
727 | printf ("%08x:", start + i); | |
728 | for (j = 0; j < 16; j++) | |
729 | { | |
730 | fputc (j == 8 ? '-' : ' ', stdout); | |
731 | if (i + j < len) | |
732 | printf ("%02x", buf[i + j]); | |
733 | else | |
734 | fputs (" ", stdout); | |
735 | } | |
736 | fputc (' ', stdout); | |
737 | for (j = 0; j < 16; j++) | |
738 | { | |
739 | if (i + j < len) | |
740 | fputc (ISPRINT (buf[i + j]) ? buf[i + j] : '.', stdout); | |
741 | else | |
742 | fputc (' ', stdout); | |
743 | } | |
744 | fputc ('\n', stdout); | |
745 | } | |
746 | } | |
747 | ||
748 | static void | |
749 | dump_code_signature_codedirectory (bfd *abfd ATTRIBUTE_UNUSED, | |
750 | const unsigned char *buf, unsigned int len) | |
751 | { | |
752 | struct mach_o_codesign_codedirectory_v1 cd; | |
753 | const char *id; | |
754 | ||
755 | if (len < sizeof (struct mach_o_codesign_codedirectory_external_v1)) | |
756 | { | |
757 | printf (_(" [bad block length]\n")); | |
758 | return; | |
759 | } | |
760 | ||
761 | swap_code_codedirectory_v1_in | |
762 | ((const struct mach_o_codesign_codedirectory_external_v1 *) (buf + 8), &cd); | |
763 | ||
764 | printf (_(" version: %08x\n"), cd.version); | |
765 | printf (_(" flags: %08x\n"), cd.flags); | |
766 | printf (_(" hash offset: %08x\n"), cd.hash_offset); | |
767 | id = (const char *) buf + cd.ident_offset; | |
768 | printf (_(" ident offset: %08x (- %08x)\n"), | |
769 | cd.ident_offset, cd.ident_offset + (unsigned) strlen (id) + 1); | |
770 | printf (_(" identity: %s\n"), id); | |
771 | printf (_(" nbr special slots: %08x (at offset %08x)\n"), | |
772 | cd.nbr_special_slots, | |
773 | cd.hash_offset - cd.nbr_special_slots * cd.hash_size); | |
774 | printf (_(" nbr code slots: %08x\n"), cd.nbr_code_slots); | |
775 | printf (_(" code limit: %08x\n"), cd.code_limit); | |
776 | printf (_(" hash size: %02x\n"), cd.hash_size); | |
777 | printf (_(" hash type: %02x (%s)\n"), | |
778 | cd.hash_type, | |
779 | bfd_mach_o_get_name (bfd_mach_o_cs_hash_type, cd.hash_type)); | |
780 | printf (_(" spare1: %02x\n"), cd.spare1); | |
781 | printf (_(" page size: %02x\n"), cd.page_size); | |
782 | printf (_(" spare2: %08x\n"), cd.spare2); | |
783 | if (cd.version >= 0x20100) | |
784 | printf (_(" scatter offset: %08x\n"), | |
785 | (unsigned) bfd_getb32 (buf + 44)); | |
786 | } | |
787 | ||
788 | static unsigned int | |
789 | dump_code_signature_blob (bfd *abfd, const unsigned char *buf, unsigned int len) | |
790 | { | |
791 | unsigned int magic; | |
792 | unsigned int length; | |
793 | ||
794 | if (len < 8) | |
795 | { | |
796 | printf (_(" [truncated block]\n")); | |
797 | return 0; | |
798 | } | |
799 | magic = bfd_getb32 (buf); | |
800 | length = bfd_getb32 (buf + 4); | |
801 | if (magic == 0 || length == 0) | |
802 | return 0; | |
803 | ||
804 | printf (_(" magic : %08x (%s)\n"), magic, | |
805 | bfd_mach_o_get_name (bfd_mach_o_cs_magic, magic)); | |
806 | printf (_(" length: %08x\n"), length); | |
807 | if (length > len) | |
808 | { | |
809 | printf (_(" [bad block length]\n")); | |
810 | return 0; | |
811 | } | |
812 | ||
813 | switch (magic) | |
814 | { | |
815 | case BFD_MACH_O_CS_MAGIC_EMBEDDED_SIGNATURE: | |
816 | dump_code_signature_superblob (abfd, buf, length); | |
817 | break; | |
818 | case BFD_MACH_O_CS_MAGIC_CODEDIRECTORY: | |
819 | dump_code_signature_codedirectory (abfd, buf, length); | |
820 | break; | |
821 | default: | |
822 | hexdump (0, length - 8, buf + 8); | |
823 | break; | |
824 | } | |
825 | return length; | |
826 | } | |
827 | ||
828 | static void | |
829 | dump_code_signature (bfd *abfd, bfd_mach_o_linkedit_command *cmd) | |
830 | { | |
831 | unsigned char *buf = xmalloc (cmd->datasize); | |
832 | unsigned int off; | |
833 | ||
834 | if (bfd_seek (abfd, cmd->dataoff, SEEK_SET) != 0 | |
835 | || bfd_bread (buf, cmd->datasize, abfd) != cmd->datasize) | |
836 | { | |
837 | non_fatal (_("cannot read code signature data")); | |
838 | free (buf); | |
839 | return; | |
840 | } | |
841 | for (off = 0; off < cmd->datasize;) | |
842 | { | |
843 | unsigned int len; | |
844 | ||
845 | len = dump_code_signature_blob (abfd, buf + off, cmd->datasize - off); | |
846 | ||
847 | if (len == 0) | |
848 | break; | |
849 | off += len; | |
850 | } | |
851 | free (buf); | |
852 | } | |
853 | ||
12fa714f TG |
854 | static void |
855 | dump_load_command (bfd *abfd, bfd_mach_o_load_command *cmd, | |
856 | bfd_boolean verbose) | |
857 | { | |
858 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
859 | const char *cmd_name; | |
860 | ||
861 | cmd_name = bfd_mach_o_get_name_or_null | |
862 | (bfd_mach_o_load_command_name, cmd->type); | |
863 | printf ("Load command "); | |
864 | if (cmd_name == NULL) | |
865 | printf ("0x%02x:", cmd->type); | |
866 | else | |
867 | printf ("%s:", cmd_name); | |
868 | ||
869 | switch (cmd->type) | |
870 | { | |
871 | case BFD_MACH_O_LC_SEGMENT: | |
872 | case BFD_MACH_O_LC_SEGMENT_64: | |
873 | dump_segment (abfd, cmd); | |
874 | break; | |
875 | case BFD_MACH_O_LC_UUID: | |
876 | { | |
877 | bfd_mach_o_uuid_command *uuid = &cmd->command.uuid; | |
878 | unsigned int j; | |
879 | ||
880 | for (j = 0; j < sizeof (uuid->uuid); j ++) | |
881 | printf (" %02x", uuid->uuid[j]); | |
882 | putchar ('\n'); | |
883 | } | |
884 | break; | |
885 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
886 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
887 | case BFD_MACH_O_LC_REEXPORT_DYLIB: | |
888 | case BFD_MACH_O_LC_ID_DYLIB: | |
889 | case BFD_MACH_O_LC_LOAD_UPWARD_DYLIB: | |
890 | { | |
891 | bfd_mach_o_dylib_command *dylib = &cmd->command.dylib; | |
892 | printf (" %s\n", dylib->name_str); | |
893 | printf (" time stamp: 0x%08lx\n", | |
894 | dylib->timestamp); | |
895 | printf (" current version: 0x%08lx\n", | |
896 | dylib->current_version); | |
897 | printf (" comptibility version: 0x%08lx\n", | |
898 | dylib->compatibility_version); | |
899 | break; | |
900 | } | |
901 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
902 | case BFD_MACH_O_LC_ID_DYLINKER: | |
903 | printf (" %s\n", cmd->command.dylinker.name_str); | |
904 | break; | |
905 | case BFD_MACH_O_LC_SYMTAB: | |
906 | { | |
907 | bfd_mach_o_symtab_command *symtab = &cmd->command.symtab; | |
908 | printf ("\n" | |
909 | " symoff: 0x%08x nsyms: %8u (endoff: 0x%08x)\n", | |
910 | symtab->symoff, symtab->nsyms, | |
911 | symtab->symoff + symtab->nsyms | |
912 | * (mdata->header.version == 2 | |
913 | ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE)); | |
914 | printf (" stroff: 0x%08x strsize: %8u (endoff: 0x%08x)\n", | |
915 | symtab->stroff, symtab->strsize, | |
916 | symtab->stroff + symtab->strsize); | |
917 | break; | |
918 | } | |
919 | case BFD_MACH_O_LC_DYSYMTAB: | |
920 | putchar ('\n'); | |
921 | dump_dysymtab (abfd, cmd, verbose); | |
922 | break; | |
923 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
924 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: | |
925 | case BFD_MACH_O_LC_FUNCTION_STARTS: | |
926 | { | |
927 | bfd_mach_o_linkedit_command *linkedit = &cmd->command.linkedit; | |
928 | printf | |
929 | ("\n" | |
930 | " dataoff: 0x%08lx datasize: 0x%08lx (endoff: 0x%08lx)\n", | |
931 | linkedit->dataoff, linkedit->datasize, | |
932 | linkedit->dataoff + linkedit->datasize); | |
2634e8c8 TG |
933 | |
934 | if (verbose && cmd->type == BFD_MACH_O_LC_CODE_SIGNATURE) | |
935 | dump_code_signature (abfd, linkedit); | |
12fa714f TG |
936 | break; |
937 | } | |
938 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
939 | case BFD_MACH_O_LC_SUB_UMBRELLA: | |
940 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
941 | case BFD_MACH_O_LC_SUB_CLIENT: | |
942 | case BFD_MACH_O_LC_RPATH: | |
943 | { | |
944 | bfd_mach_o_str_command *str = &cmd->command.str; | |
945 | printf (" %s\n", str->str); | |
946 | break; | |
947 | } | |
948 | case BFD_MACH_O_LC_THREAD: | |
949 | case BFD_MACH_O_LC_UNIXTHREAD: | |
950 | dump_thread (abfd, cmd); | |
951 | break; | |
fc55a902 TG |
952 | case BFD_MACH_O_LC_ENCRYPTION_INFO: |
953 | { | |
954 | bfd_mach_o_encryption_info_command *cryp = | |
955 | &cmd->command.encryption_info; | |
956 | printf | |
957 | ("\n" | |
958 | " cryptoff: 0x%08x cryptsize: 0x%08x (endoff 0x%08x)" | |
959 | " cryptid: %u\n", | |
960 | cryp->cryptoff, cryp->cryptsize, | |
961 | cryp->cryptoff + cryp->cryptsize, | |
962 | cryp->cryptid); | |
963 | } | |
964 | break; | |
12fa714f TG |
965 | case BFD_MACH_O_LC_DYLD_INFO: |
966 | putchar ('\n'); | |
967 | dump_dyld_info (abfd, cmd); | |
968 | break; | |
969 | case BFD_MACH_O_LC_VERSION_MIN_MACOSX: | |
970 | case BFD_MACH_O_LC_VERSION_MIN_IPHONEOS: | |
971 | { | |
972 | bfd_mach_o_version_min_command *ver = &cmd->command.version_min; | |
973 | ||
974 | printf (" %u.%u.%u\n", ver->rel, ver->maj, ver->min); | |
975 | } | |
976 | break; | |
977 | default: | |
978 | putchar ('\n'); | |
979 | printf (" offset: 0x%08lx\n", (unsigned long)cmd->offset); | |
980 | printf (" size: 0x%08lx\n", (unsigned long)cmd->len); | |
981 | break; | |
982 | } | |
983 | putchar ('\n'); | |
984 | } | |
985 | ||
986 | static void | |
987 | dump_load_commands (bfd *abfd, unsigned int cmd32, unsigned int cmd64) | |
988 | { | |
989 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
990 | unsigned int i; | |
991 | ||
992 | for (i = 0; i < mdata->header.ncmds; i++) | |
993 | { | |
994 | bfd_mach_o_load_command *cmd = &mdata->commands[i]; | |
995 | ||
996 | if (cmd32 == 0) | |
997 | dump_load_command (abfd, cmd, FALSE); | |
998 | else if (cmd->type == cmd32 || cmd->type == cmd64) | |
999 | dump_load_command (abfd, cmd, TRUE); | |
1000 | } | |
1001 | } | |
1002 | ||
1003 | /* Dump ABFD (according to the options[] array). */ | |
1004 | ||
1005 | static void | |
1006 | mach_o_dump (bfd *abfd) | |
1007 | { | |
1008 | if (options[OPT_HEADER].selected) | |
1009 | dump_header (abfd); | |
1010 | if (options[OPT_SECTION].selected) | |
1011 | dump_load_commands (abfd, BFD_MACH_O_LC_SEGMENT, BFD_MACH_O_LC_SEGMENT_64); | |
1012 | if (options[OPT_MAP].selected) | |
1013 | dump_section_map (abfd); | |
1014 | if (options[OPT_LOAD].selected) | |
1015 | dump_load_commands (abfd, 0, 0); | |
1016 | if (options[OPT_DYSYMTAB].selected) | |
1017 | dump_load_commands (abfd, BFD_MACH_O_LC_DYSYMTAB, 0); | |
2634e8c8 TG |
1018 | if (options[OPT_CODESIGN].selected) |
1019 | dump_load_commands (abfd, BFD_MACH_O_LC_CODE_SIGNATURE, 0); | |
12fa714f TG |
1020 | } |
1021 | ||
1022 | /* Vector for Mach-O. */ | |
1023 | ||
1024 | const struct objdump_private_desc objdump_private_desc_mach_o = | |
1025 | { | |
1026 | mach_o_help, | |
1027 | mach_o_filter, | |
1028 | mach_o_dump, | |
1029 | options | |
1030 | }; |