Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
82704155 | 2 | Copyright (C) 1999-2019 Free Software Foundation, Inc. |
3af9a47b NC |
3 | |
4 | This file is part of BFD, the Binary File Descriptor library. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 8 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
9 | (at your option) any later version. |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
e84d6fca | 17 | along with this program; if not, write to the Free Software |
cd123cb7 NC |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | MA 02110-1301, USA. */ | |
3af9a47b | 20 | |
100fc767 TG |
21 | /* PEF (Preferred Executable Format) is the binary file format for late |
22 | classic Mac OS versions (before Darwin). It is supported by both m68k | |
23 | and PowerPc. It is also called CFM (Code Fragment Manager). */ | |
24 | ||
3db64b00 | 25 | #include "sysdep.h" |
29e1a6e4 | 26 | #include "safe-ctype.h" |
3af9a47b NC |
27 | #include "pef.h" |
28 | #include "pef-traceback.h" | |
3af9a47b | 29 | #include "bfd.h" |
3af9a47b | 30 | #include "libbfd.h" |
3af9a47b NC |
31 | #include "libiberty.h" |
32 | ||
33 | #ifndef BFD_IO_FUNCS | |
34 | #define BFD_IO_FUNCS 0 | |
35 | #endif | |
36 | ||
07d6d2b8 AM |
37 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
38 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
39 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
40 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
d00dd7dc | 41 | #define bfd_pef_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false |
07d6d2b8 AM |
42 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
43 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
44 | #define bfd_pef_find_line _bfd_nosymbols_find_line | |
45 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info | |
60bb06bc | 46 | #define bfd_pef_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string |
07d6d2b8 AM |
47 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
48 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
49 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
50 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach | |
51 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
52 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
29e1a6e4 | 53 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents |
07d6d2b8 AM |
54 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section |
55 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
56 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags | |
57 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections | |
72adc230 | 58 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
cb7f4b29 | 59 | #define bfd_pef_bfd_group_name bfd_generic_group_name |
07d6d2b8 AM |
60 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
61 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked | |
62 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol | |
34a87bb0 | 63 | #define bfd_pef_bfd_link_hide_symbol _bfd_generic_link_hide_symbol |
07d6d2b8 AM |
64 | #define bfd_pef_bfd_define_start_stop bfd_generic_define_start_stop |
65 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create | |
66 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
67 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
68 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
69 | _bfd_generic_copy_link_hash_symbol_type | |
07d6d2b8 AM |
70 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
71 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
72 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
73 | #define bfd_pef_bfd_link_check_relocs _bfd_generic_link_check_relocs | |
29e1a6e4 | 74 | |
3af9a47b | 75 | static int |
116c20d2 NC |
76 | bfd_pef_parse_traceback_table (bfd *abfd, |
77 | asection *section, | |
78 | unsigned char *buf, | |
79 | size_t len, | |
80 | size_t pos, | |
81 | asymbol *sym, | |
82 | FILE *file) | |
3af9a47b NC |
83 | { |
84 | struct traceback_table table; | |
85 | size_t offset; | |
86 | const char *s; | |
87 | asymbol tmpsymbol; | |
e84d6fca AM |
88 | |
89 | if (sym == NULL) | |
116c20d2 | 90 | sym = & tmpsymbol; |
3af9a47b NC |
91 | |
92 | sym->name = NULL; | |
93 | sym->value = 0; | |
94 | sym->the_bfd = abfd; | |
95 | sym->section = section; | |
96 | sym->flags = 0; | |
97 | sym->udata.i = 0; | |
98 | ||
29e1a6e4 | 99 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
100 | if ((pos + 8) > len) |
101 | return -1; | |
3af9a47b | 102 | memcpy (&table, buf + pos, 8); |
3af9a47b | 103 | |
29e1a6e4 NC |
104 | /* Calling code relies on returned symbols having a name and |
105 | correct offset. */ | |
e84d6fca | 106 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 107 | return -1; |
e84d6fca AM |
108 | |
109 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 110 | return -1; |
e84d6fca | 111 | |
f904699a | 112 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 113 | return -1; |
3af9a47b NC |
114 | |
115 | offset = 8; | |
116 | ||
e84d6fca AM |
117 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
118 | offset += 4; | |
3af9a47b | 119 | |
e84d6fca AM |
120 | if (table.flags1 & TB_HAS_TBOFF) |
121 | { | |
122 | struct traceback_table_tboff off; | |
3af9a47b | 123 | |
e84d6fca AM |
124 | if ((pos + offset + 4) > len) |
125 | return -1; | |
126 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
127 | offset += 4; | |
3af9a47b | 128 | |
29e1a6e4 NC |
129 | /* Need to subtract 4 because the offset includes the 0x0L |
130 | preceding the table. */ | |
e84d6fca AM |
131 | if (file != NULL) |
132 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 133 | |
e84d6fca AM |
134 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
135 | return -1; | |
136 | ||
137 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 138 | } |
3af9a47b | 139 | |
e84d6fca | 140 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 141 | offset += 4; |
3af9a47b | 142 | |
e84d6fca AM |
143 | if (table.flags1 & TB_HAS_CTL) |
144 | { | |
145 | struct traceback_table_anchors anchors; | |
3af9a47b | 146 | |
e84d6fca AM |
147 | if ((pos + offset + 4) > len) |
148 | return -1; | |
149 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
150 | offset += 4; | |
3af9a47b | 151 | |
e84d6fca AM |
152 | if (anchors.ctl_info > 1024) |
153 | return -1; | |
3af9a47b | 154 | |
e84d6fca | 155 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
156 | } |
157 | ||
e84d6fca AM |
158 | if (table.flags2 & TB_NAME_PRESENT) |
159 | { | |
160 | struct traceback_table_routine name; | |
161 | char *namebuf; | |
3af9a47b | 162 | |
e84d6fca AM |
163 | if ((pos + offset + 2) > len) |
164 | return -1; | |
165 | name.name_len = bfd_getb16 (buf + pos + offset); | |
166 | offset += 2; | |
3af9a47b | 167 | |
e84d6fca AM |
168 | if (name.name_len > 4096) |
169 | return -1; | |
3af9a47b | 170 | |
e84d6fca AM |
171 | if ((pos + offset + name.name_len) > len) |
172 | return -1; | |
3af9a47b | 173 | |
116c20d2 | 174 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
175 | if (namebuf == NULL) |
176 | return -1; | |
3af9a47b | 177 | |
e84d6fca AM |
178 | memcpy (namebuf, buf + pos + offset, name.name_len); |
179 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 180 | |
29e1a6e4 | 181 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
182 | if (namebuf[0] == '.') |
183 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 184 | |
e84d6fca | 185 | sym->name = namebuf; |
3af9a47b | 186 | |
e84d6fca | 187 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 188 | if (! ISPRINT (*s)) |
e84d6fca | 189 | return -1; |
3af9a47b | 190 | |
e84d6fca | 191 | offset += name.name_len; |
3af9a47b NC |
192 | } |
193 | ||
e84d6fca | 194 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 195 | offset += 4; |
3af9a47b | 196 | |
e84d6fca | 197 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 198 | offset += 4; |
3af9a47b | 199 | |
e84d6fca | 200 | if (file != NULL) |
0af1713e | 201 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 202 | |
3af9a47b NC |
203 | return offset; |
204 | } | |
205 | ||
116c20d2 NC |
206 | static void |
207 | bfd_pef_print_symbol (bfd *abfd, | |
208 | void * afile, | |
209 | asymbol *symbol, | |
210 | bfd_print_symbol_type how) | |
211 | { | |
212 | FILE *file = (FILE *) afile; | |
213 | ||
214 | switch (how) | |
215 | { | |
216 | case bfd_print_symbol_name: | |
217 | fprintf (file, "%s", symbol->name); | |
218 | break; | |
219 | default: | |
220 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
221 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 222 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 | 223 | { |
e1fa0163 | 224 | unsigned char *buf = xmalloc (symbol->udata.i); |
116c20d2 NC |
225 | size_t offset = symbol->value + 4; |
226 | size_t len = symbol->udata.i; | |
227 | int ret; | |
228 | ||
229 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
230 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
231 | len, 0, NULL, file); | |
232 | if (ret < 0) | |
233 | fprintf (file, " [ERROR]"); | |
e1fa0163 | 234 | free (buf); |
116c20d2 NC |
235 | } |
236 | } | |
237 | } | |
238 | ||
239 | static void | |
240 | bfd_pef_convert_architecture (unsigned long architecture, | |
241 | enum bfd_architecture *type, | |
242 | unsigned long *subtype) | |
243 | { | |
244 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
245 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
246 | ||
247 | *subtype = bfd_arch_unknown; | |
248 | *type = bfd_arch_unknown; | |
249 | ||
250 | if (architecture == ARCH_POWERPC) | |
251 | *type = bfd_arch_powerpc; | |
252 | else if (architecture == ARCH_M68K) | |
253 | *type = bfd_arch_m68k; | |
254 | } | |
255 | ||
256 | static bfd_boolean | |
257 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
258 | { | |
259 | return TRUE; | |
260 | } | |
261 | ||
262 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 263 | { |
e84d6fca AM |
264 | switch (section->section_kind) |
265 | { | |
266 | case BFD_PEF_SECTION_CODE: return "code"; | |
267 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
268 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
269 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
270 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
271 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
272 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
273 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
274 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
275 | default: return "unknown"; | |
276 | } | |
3af9a47b NC |
277 | } |
278 | ||
116c20d2 | 279 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 280 | { |
e84d6fca AM |
281 | switch (section->section_kind) |
282 | { | |
283 | case BFD_PEF_SECTION_CODE: | |
284 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
285 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
286 | case BFD_PEF_SECTION_PACKED_DATA: | |
287 | case BFD_PEF_SECTION_CONSTANT: | |
288 | case BFD_PEF_SECTION_LOADER: | |
289 | case BFD_PEF_SECTION_DEBUG: | |
290 | case BFD_PEF_SECTION_EXEC_DATA: | |
291 | case BFD_PEF_SECTION_EXCEPTION: | |
292 | case BFD_PEF_SECTION_TRACEBACK: | |
293 | default: | |
294 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
295 | } | |
3af9a47b NC |
296 | } |
297 | ||
298 | static asection * | |
116c20d2 | 299 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
300 | { |
301 | asection *bfdsec; | |
302 | const char *name = bfd_pef_section_name (section); | |
303 | ||
304 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
305 | if (bfdsec == NULL) |
306 | return NULL; | |
307 | ||
3af9a47b NC |
308 | bfdsec->vma = section->default_address + section->container_offset; |
309 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 310 | bfdsec->size = section->container_length; |
3af9a47b NC |
311 | bfdsec->filepos = section->container_offset; |
312 | bfdsec->alignment_power = section->alignment; | |
313 | ||
314 | bfdsec->flags = bfd_pef_section_flags (section); | |
315 | ||
316 | return bfdsec; | |
317 | } | |
318 | ||
116c20d2 NC |
319 | int |
320 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
321 | unsigned char *buf, | |
322 | size_t len, | |
323 | bfd_pef_loader_header *header) | |
3af9a47b NC |
324 | { |
325 | BFD_ASSERT (len == 56); | |
326 | ||
327 | header->main_section = bfd_getb32 (buf); | |
328 | header->main_offset = bfd_getb32 (buf + 4); | |
329 | header->init_section = bfd_getb32 (buf + 8); | |
330 | header->init_offset = bfd_getb32 (buf + 12); | |
331 | header->term_section = bfd_getb32 (buf + 16); | |
332 | header->term_offset = bfd_getb32 (buf + 20); | |
333 | header->imported_library_count = bfd_getb32 (buf + 24); | |
334 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
335 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
336 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
337 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
338 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
339 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
340 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
341 | ||
342 | return 0; | |
343 | } | |
344 | ||
116c20d2 NC |
345 | int |
346 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
347 | unsigned char *buf, | |
348 | size_t len, | |
349 | bfd_pef_imported_library *header) | |
3af9a47b NC |
350 | { |
351 | BFD_ASSERT (len == 24); | |
352 | ||
353 | header->name_offset = bfd_getb32 (buf); | |
354 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
355 | header->current_version = bfd_getb32 (buf + 8); | |
356 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
357 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
358 | header->options = buf[20]; | |
359 | header->reserved_a = buf[21]; | |
360 | header->reserved_b = bfd_getb16 (buf + 22); | |
361 | ||
362 | return 0; | |
363 | } | |
364 | ||
116c20d2 NC |
365 | int |
366 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
367 | unsigned char *buf, | |
368 | size_t len, | |
369 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
370 | { |
371 | unsigned long value; | |
372 | ||
373 | BFD_ASSERT (len == 4); | |
374 | ||
375 | value = bfd_getb32 (buf); | |
96d56e9f | 376 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
377 | symbol->name = value & 0x00ffffff; |
378 | ||
379 | return 0; | |
380 | } | |
381 | ||
116c20d2 NC |
382 | int |
383 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
384 | { |
385 | unsigned char buf[28]; | |
e84d6fca | 386 | |
3af9a47b | 387 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 388 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 389 | return -1; |
3af9a47b NC |
390 | |
391 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
392 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
393 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
394 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
395 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
396 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
397 | section->section_kind = buf[24]; | |
398 | section->share_kind = buf[25]; | |
399 | section->alignment = buf[26]; | |
400 | section->reserved = buf[27]; | |
401 | ||
402 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
403 | if (section->bfd_section == NULL) |
404 | return -1; | |
3af9a47b NC |
405 | |
406 | return 0; | |
407 | } | |
408 | ||
409 | void | |
116c20d2 NC |
410 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
411 | bfd_pef_loader_header *header, | |
412 | FILE *file) | |
3af9a47b NC |
413 | { |
414 | fprintf (file, "main_section: %ld\n", header->main_section); | |
415 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
416 | fprintf (file, "init_section: %ld\n", header->init_section); | |
417 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
418 | fprintf (file, "term_section: %ld\n", header->term_section); | |
419 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
420 | fprintf (file, "imported_library_count: %lu\n", |
421 | header->imported_library_count); | |
422 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
423 | header->total_imported_symbol_count); | |
3af9a47b NC |
424 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
425 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
426 | fprintf (file, "loader_strings_offset: %lu\n", |
427 | header->loader_strings_offset); | |
3af9a47b | 428 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
429 | fprintf (file, "export_hash_table_power: %lu\n", |
430 | header->export_hash_table_power); | |
431 | fprintf (file, "exported_symbol_count: %lu\n", | |
432 | header->exported_symbol_count); | |
3af9a47b NC |
433 | } |
434 | ||
435 | int | |
116c20d2 | 436 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
437 | { |
438 | bfd_pef_loader_header header; | |
439 | asection *loadersec = NULL; | |
440 | unsigned char *loaderbuf = NULL; | |
441 | size_t loaderlen = 0; | |
3af9a47b NC |
442 | |
443 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
444 | if (loadersec == NULL) |
445 | return -1; | |
446 | ||
eea6121a | 447 | loaderlen = loadersec->size; |
116c20d2 | 448 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 449 | |
116c20d2 NC |
450 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
451 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
452 | || loaderlen < 56 | |
453 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
454 | { |
455 | free (loaderbuf); | |
456 | return -1; | |
457 | } | |
3af9a47b NC |
458 | |
459 | bfd_pef_print_loader_header (abfd, &header, file); | |
460 | return 0; | |
461 | } | |
462 | ||
463 | int | |
116c20d2 | 464 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
465 | { |
466 | bfd_pef_loader_header header; | |
467 | asection *section; | |
468 | ||
469 | asection *loadersec = NULL; | |
470 | unsigned char *loaderbuf = NULL; | |
471 | size_t loaderlen = 0; | |
472 | int ret; | |
473 | ||
474 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
475 | if (loadersec == NULL) |
476 | goto end; | |
477 | ||
eea6121a | 478 | loaderlen = loadersec->size; |
116c20d2 | 479 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
480 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
481 | goto error; | |
116c20d2 | 482 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 483 | goto error; |
3af9a47b | 484 | |
e84d6fca AM |
485 | if (loaderlen < 56) |
486 | goto error; | |
3af9a47b | 487 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
488 | if (ret < 0) |
489 | goto error; | |
490 | ||
491 | if (header.main_section < 0) | |
492 | goto end; | |
493 | ||
494 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 495 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 496 | break; |
3af9a47b | 497 | |
e84d6fca AM |
498 | if (section == NULL) |
499 | goto error; | |
3af9a47b | 500 | |
3af9a47b NC |
501 | abfd->start_address = section->vma + header.main_offset; |
502 | ||
503 | end: | |
e84d6fca AM |
504 | if (loaderbuf != NULL) |
505 | free (loaderbuf); | |
3af9a47b NC |
506 | return 0; |
507 | ||
508 | error: | |
e84d6fca AM |
509 | if (loaderbuf != NULL) |
510 | free (loaderbuf); | |
3af9a47b NC |
511 | return -1; |
512 | } | |
513 | ||
514 | int | |
2c3fc389 NC |
515 | bfd_pef_scan (bfd *abfd, |
516 | bfd_pef_header *header, | |
517 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
518 | { |
519 | unsigned int i; | |
3af9a47b NC |
520 | enum bfd_architecture cputype; |
521 | unsigned long cpusubtype; | |
522 | ||
e84d6fca | 523 | mdata->header = *header; |
3af9a47b | 524 | |
3af9a47b | 525 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
526 | if (cputype == bfd_arch_unknown) |
527 | { | |
4eca0228 AM |
528 | _bfd_error_handler (_("bfd_pef_scan: unknown architecture 0x%lx"), |
529 | header->architecture); | |
e84d6fca AM |
530 | return -1; |
531 | } | |
3af9a47b NC |
532 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
533 | ||
534 | mdata->header = *header; | |
535 | ||
e84d6fca AM |
536 | abfd->flags = (abfd->xvec->object_flags |
537 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 538 | |
e84d6fca AM |
539 | if (header->section_count != 0) |
540 | { | |
116c20d2 | 541 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 542 | |
e84d6fca | 543 | if (mdata->sections == NULL) |
3af9a47b | 544 | return -1; |
e84d6fca AM |
545 | |
546 | for (i = 0; i < header->section_count; i++) | |
547 | { | |
548 | bfd_pef_section *cur = &mdata->sections[i]; | |
549 | cur->header_offset = 40 + (i * 28); | |
550 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
551 | return -1; | |
552 | } | |
3af9a47b | 553 | } |
3af9a47b | 554 | |
e84d6fca | 555 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 556 | return -1; |
3af9a47b NC |
557 | |
558 | abfd->tdata.pef_data = mdata; | |
559 | ||
560 | return 0; | |
561 | } | |
562 | ||
563 | static int | |
116c20d2 | 564 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
565 | { |
566 | unsigned char buf[40]; | |
567 | ||
568 | bfd_seek (abfd, 0, SEEK_SET); | |
569 | ||
116c20d2 | 570 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 571 | return -1; |
3af9a47b NC |
572 | |
573 | header->tag1 = bfd_getb32 (buf); | |
574 | header->tag2 = bfd_getb32 (buf + 4); | |
575 | header->architecture = bfd_getb32 (buf + 8); | |
576 | header->format_version = bfd_getb32 (buf + 12); | |
577 | header->timestamp = bfd_getb32 (buf + 16); | |
578 | header->old_definition_version = bfd_getb32 (buf + 20); | |
579 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
580 | header->current_version = bfd_getb32 (buf + 28); | |
581 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
582 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
583 | header->reserved = bfd_getb32 (buf + 36); | |
584 | ||
585 | return 0; | |
586 | } | |
587 | ||
588 | static const bfd_target * | |
116c20d2 | 589 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
590 | { |
591 | bfd_pef_header header; | |
c9ba0c87 | 592 | bfd_pef_data_struct *mdata; |
3af9a47b | 593 | |
e84d6fca AM |
594 | if (bfd_pef_read_header (abfd, &header) != 0) |
595 | goto wrong; | |
3af9a47b | 596 | |
e84d6fca AM |
597 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
598 | goto wrong; | |
599 | ||
c9ba0c87 AM |
600 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
601 | if (mdata == NULL) | |
e84d6fca | 602 | goto fail; |
3af9a47b | 603 | |
c9ba0c87 | 604 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
605 | goto wrong; |
606 | ||
3af9a47b | 607 | return abfd->xvec; |
e84d6fca AM |
608 | |
609 | wrong: | |
610 | bfd_set_error (bfd_error_wrong_format); | |
611 | ||
612 | fail: | |
e84d6fca | 613 | return NULL; |
3af9a47b NC |
614 | } |
615 | ||
116c20d2 NC |
616 | static int |
617 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
618 | asection *sec, | |
619 | unsigned char *buf, | |
620 | size_t len, | |
621 | long *nsym, | |
622 | asymbol **csym) | |
3af9a47b NC |
623 | { |
624 | char *name; | |
625 | ||
626 | asymbol function; | |
627 | asymbol traceback; | |
628 | ||
629 | const char *const tbprefix = "__traceback_"; | |
630 | size_t tbnamelen; | |
631 | ||
632 | size_t pos = 0; | |
633 | unsigned long count = 0; | |
634 | int ret; | |
635 | ||
e84d6fca AM |
636 | for (;;) |
637 | { | |
29e1a6e4 | 638 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
639 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
640 | break; | |
3af9a47b | 641 | |
e84d6fca AM |
642 | pos += 3; |
643 | pos -= (pos % 4); | |
3af9a47b | 644 | |
e84d6fca AM |
645 | while ((pos + 4) <= len) |
646 | { | |
647 | if (bfd_getb32 (buf + pos) == 0) | |
648 | break; | |
649 | pos += 4; | |
650 | } | |
3af9a47b | 651 | |
e84d6fca AM |
652 | if ((pos + 4) > len) |
653 | break; | |
3af9a47b | 654 | |
e84d6fca AM |
655 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
656 | &function, 0); | |
657 | if (ret < 0) | |
658 | { | |
29e1a6e4 | 659 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
660 | pos += 4; |
661 | continue; | |
662 | } | |
3af9a47b | 663 | |
e84d6fca AM |
664 | BFD_ASSERT (function.name != NULL); |
665 | ||
666 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 667 | counting symbols. */ |
e84d6fca AM |
668 | if (csym) |
669 | { | |
670 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
671 | name = bfd_alloc (abfd, tbnamelen + 1); | |
672 | if (name == NULL) | |
673 | { | |
116c20d2 | 674 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
675 | function.name = NULL; |
676 | break; | |
677 | } | |
678 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
679 | traceback.name = name; | |
680 | traceback.value = pos; | |
681 | traceback.the_bfd = abfd; | |
682 | traceback.section = sec; | |
683 | traceback.flags = 0; | |
684 | traceback.udata.i = ret; | |
685 | ||
686 | *(csym[count]) = function; | |
687 | *(csym[count + 1]) = traceback; | |
3af9a47b | 688 | } |
3af9a47b | 689 | |
e84d6fca AM |
690 | pos += ret; |
691 | count += 2; | |
692 | } | |
3af9a47b NC |
693 | |
694 | *nsym = count; | |
695 | return 0; | |
696 | } | |
697 | ||
116c20d2 NC |
698 | static int |
699 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
700 | unsigned char *buf, | |
701 | size_t len, | |
702 | unsigned long *offset) | |
3af9a47b NC |
703 | { |
704 | BFD_ASSERT (len == 24); | |
705 | ||
e84d6fca AM |
706 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
707 | return -1; | |
708 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
709 | return -1; | |
710 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
711 | return -1; | |
712 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
713 | return -1; | |
714 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
715 | return -1; | |
716 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
717 | return -1; | |
718 | ||
719 | if (offset != NULL) | |
3af9a47b | 720 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
721 | |
722 | return 0; | |
723 | } | |
724 | ||
116c20d2 NC |
725 | static int |
726 | bfd_pef_parse_function_stubs (bfd *abfd, | |
727 | asection *codesec, | |
728 | unsigned char *codebuf, | |
729 | size_t codelen, | |
730 | unsigned char *loaderbuf, | |
731 | size_t loaderlen, | |
732 | unsigned long *nsym, | |
733 | asymbol **csym) | |
3af9a47b NC |
734 | { |
735 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
736 | size_t codepos = 0; |
737 | unsigned long count = 0; | |
3af9a47b NC |
738 | bfd_pef_loader_header header; |
739 | bfd_pef_imported_library *libraries = NULL; | |
740 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
741 | unsigned long i; |
742 | int ret; | |
743 | ||
e84d6fca AM |
744 | if (loaderlen < 56) |
745 | goto error; | |
3af9a47b NC |
746 | |
747 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
748 | if (ret < 0) |
749 | goto error; | |
3af9a47b | 750 | |
116c20d2 | 751 | libraries = bfd_malloc |
3af9a47b | 752 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 753 | imports = bfd_malloc |
3af9a47b | 754 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
755 | |
756 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
757 | goto error; | |
758 | for (i = 0; i < header.imported_library_count; i++) | |
759 | { | |
760 | ret = bfd_pef_parse_imported_library | |
761 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
762 | if (ret < 0) | |
763 | goto error; | |
764 | } | |
765 | ||
766 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
767 | + (header.total_imported_symbol_count * 4))) | |
768 | goto error; | |
769 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
770 | { | |
771 | ret = (bfd_pef_parse_imported_symbol | |
772 | (abfd, | |
773 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
774 | 4, &imports[i])); | |
775 | if (ret < 0) | |
776 | goto error; | |
777 | } | |
778 | ||
3af9a47b NC |
779 | codepos = 0; |
780 | ||
e84d6fca AM |
781 | for (;;) |
782 | { | |
783 | asymbol sym; | |
784 | const char *symname; | |
785 | char *name; | |
91d6fa6a | 786 | unsigned long sym_index; |
3af9a47b | 787 | |
e84d6fca AM |
788 | if (csym && (csym[count] == NULL)) |
789 | break; | |
3af9a47b | 790 | |
e84d6fca AM |
791 | codepos += 3; |
792 | codepos -= (codepos % 4); | |
3af9a47b | 793 | |
e84d6fca AM |
794 | while ((codepos + 4) <= codelen) |
795 | { | |
796 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
797 | break; | |
798 | codepos += 4; | |
799 | } | |
3af9a47b | 800 | |
e84d6fca | 801 | if ((codepos + 4) > codelen) |
3af9a47b | 802 | break; |
3af9a47b | 803 | |
91d6fa6a | 804 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
805 | if (ret < 0) |
806 | { | |
807 | codepos += 24; | |
808 | continue; | |
809 | } | |
3af9a47b | 810 | |
91d6fa6a | 811 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
812 | { |
813 | codepos += 24; | |
814 | continue; | |
815 | } | |
3af9a47b | 816 | |
e84d6fca AM |
817 | { |
818 | size_t max, namelen; | |
819 | const char *s; | |
820 | ||
91d6fa6a | 821 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
822 | goto error; |
823 | ||
91d6fa6a | 824 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 825 | symname = (char *) loaderbuf; |
91d6fa6a | 826 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
827 | namelen = 0; |
828 | for (s = symname; s < (symname + max); s++) | |
829 | { | |
830 | if (*s == '\0') | |
831 | break; | |
29e1a6e4 | 832 | if (! ISPRINT (*s)) |
e84d6fca AM |
833 | goto error; |
834 | namelen++; | |
835 | } | |
836 | if (*s != '\0') | |
837 | goto error; | |
838 | ||
839 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
840 | if (name == NULL) | |
841 | break; | |
3af9a47b | 842 | |
e84d6fca AM |
843 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
844 | sprefix, symname); | |
845 | sym.name = name; | |
846 | } | |
3af9a47b | 847 | |
e84d6fca AM |
848 | sym.value = codepos; |
849 | sym.the_bfd = abfd; | |
850 | sym.section = codesec; | |
851 | sym.flags = 0; | |
852 | sym.udata.i = 0; | |
3af9a47b | 853 | |
e84d6fca | 854 | codepos += 24; |
3af9a47b | 855 | |
e84d6fca AM |
856 | if (csym != NULL) |
857 | *(csym[count]) = sym; | |
3af9a47b | 858 | |
e84d6fca | 859 | count++; |
3af9a47b | 860 | } |
3af9a47b NC |
861 | |
862 | goto end; | |
863 | ||
864 | end: | |
e84d6fca AM |
865 | if (libraries != NULL) |
866 | free (libraries); | |
867 | if (imports != NULL) | |
868 | free (imports); | |
3af9a47b NC |
869 | *nsym = count; |
870 | return 0; | |
871 | ||
872 | error: | |
e84d6fca AM |
873 | if (libraries != NULL) |
874 | free (libraries); | |
875 | if (imports != NULL) | |
876 | free (imports); | |
3af9a47b NC |
877 | *nsym = count; |
878 | return -1; | |
e84d6fca | 879 | } |
3af9a47b | 880 | |
116c20d2 NC |
881 | static long |
882 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
883 | { |
884 | unsigned long count = 0; | |
885 | ||
886 | asection *codesec = NULL; | |
887 | unsigned char *codebuf = NULL; | |
888 | size_t codelen = 0; | |
889 | ||
890 | asection *loadersec = NULL; | |
891 | unsigned char *loaderbuf = NULL; | |
892 | size_t loaderlen = 0; | |
893 | ||
894 | codesec = bfd_get_section_by_name (abfd, "code"); | |
895 | if (codesec != NULL) | |
896 | { | |
eea6121a | 897 | codelen = codesec->size; |
116c20d2 | 898 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
899 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
900 | goto end; | |
116c20d2 | 901 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 902 | goto end; |
3af9a47b NC |
903 | } |
904 | ||
905 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
906 | if (loadersec != NULL) | |
907 | { | |
eea6121a | 908 | loaderlen = loadersec->size; |
116c20d2 | 909 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
910 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
911 | goto end; | |
116c20d2 | 912 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 913 | goto end; |
3af9a47b | 914 | } |
e84d6fca | 915 | |
3af9a47b NC |
916 | count = 0; |
917 | if (codesec != NULL) | |
918 | { | |
f075ee0c | 919 | long ncount = 0; |
e84d6fca AM |
920 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
921 | &ncount, csym); | |
3af9a47b NC |
922 | count += ncount; |
923 | } | |
924 | ||
925 | if ((codesec != NULL) && (loadersec != NULL)) | |
926 | { | |
927 | unsigned long ncount = 0; | |
928 | bfd_pef_parse_function_stubs | |
929 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
930 | (csym != NULL) ? (csym + count) : NULL); | |
931 | count += ncount; | |
932 | } | |
e84d6fca AM |
933 | |
934 | if (csym != NULL) | |
3af9a47b | 935 | csym[count] = NULL; |
e84d6fca | 936 | |
3af9a47b | 937 | end: |
e84d6fca | 938 | if (codebuf != NULL) |
3af9a47b NC |
939 | free (codebuf); |
940 | ||
e84d6fca AM |
941 | if (loaderbuf != NULL) |
942 | free (loaderbuf); | |
943 | ||
3af9a47b NC |
944 | return count; |
945 | } | |
946 | ||
947 | static long | |
116c20d2 | 948 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
949 | { |
950 | return bfd_pef_parse_symbols (abfd, NULL); | |
951 | } | |
952 | ||
953 | static long | |
116c20d2 | 954 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
955 | { |
956 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 957 | |
e84d6fca AM |
958 | if (nsyms < 0) |
959 | return nsyms; | |
3af9a47b NC |
960 | return ((nsyms + 1) * sizeof (asymbol *)); |
961 | } | |
962 | ||
963 | static long | |
116c20d2 | 964 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
965 | { |
966 | long i; | |
967 | asymbol *syms; | |
968 | long ret; | |
3af9a47b | 969 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 970 | |
e84d6fca AM |
971 | if (nsyms < 0) |
972 | return nsyms; | |
3af9a47b NC |
973 | |
974 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
975 | if (syms == NULL) |
976 | return -1; | |
3af9a47b | 977 | |
e84d6fca | 978 | for (i = 0; i < nsyms; i++) |
3af9a47b | 979 | alocation[i] = &syms[i]; |
e84d6fca | 980 | |
3af9a47b NC |
981 | alocation[nsyms] = NULL; |
982 | ||
983 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 984 | if (ret != nsyms) |
3af9a47b | 985 | return 0; |
3af9a47b NC |
986 | |
987 | return ret; | |
988 | } | |
989 | ||
833fb04e | 990 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
991 | |
992 | static void | |
116c20d2 NC |
993 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
994 | asymbol *symbol, | |
995 | symbol_info *ret) | |
3af9a47b NC |
996 | { |
997 | bfd_symbol_info (symbol, ret); | |
998 | } | |
999 | ||
1000 | static int | |
a6b96beb AM |
1001 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
1002 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1003 | { |
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | const bfd_target pef_vec = | |
1008 | { | |
116c20d2 NC |
1009 | "pef", /* Name. */ |
1010 | bfd_target_pef_flavour, /* Flavour. */ | |
1011 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1012 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1013 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1014 | HAS_LINENO | HAS_DEBUG | |
1015 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1016 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1017 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1018 | 0, /* Symbol_leading_char. */ | |
1019 | ' ', /* AR_pad_char. */ | |
1020 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1021 | 0, /* match priority. */ |
3af9a47b NC |
1022 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1023 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1024 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1025 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1026 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1027 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1028 | { /* bfd_check_format. */ | |
3af9a47b | 1029 | _bfd_dummy_target, |
116c20d2 | 1030 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1031 | _bfd_dummy_target, |
1032 | _bfd_dummy_target, | |
1033 | }, | |
116c20d2 | 1034 | { /* bfd_set_format. */ |
d00dd7dc | 1035 | _bfd_bool_bfd_false_error, |
3af9a47b | 1036 | bfd_pef_mkobject, |
d00dd7dc AM |
1037 | _bfd_bool_bfd_false_error, |
1038 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1039 | }, |
116c20d2 | 1040 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1041 | _bfd_bool_bfd_false_error, |
1042 | _bfd_bool_bfd_true, | |
1043 | _bfd_bool_bfd_false_error, | |
1044 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
1045 | }, |
1046 | ||
1047 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1048 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1049 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1050 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1051 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1052 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1053 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1054 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1055 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1056 | ||
1057 | NULL, | |
e84d6fca | 1058 | |
3af9a47b NC |
1059 | NULL |
1060 | }; | |
1061 | ||
07d6d2b8 AM |
1062 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1063 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1064 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1065 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1066 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1067 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1068 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1069 | ||
1070 | static int | |
116c20d2 | 1071 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1072 | { |
044387af | 1073 | unsigned char buf[80]; |
3af9a47b NC |
1074 | |
1075 | bfd_seek (abfd, 0, SEEK_SET); | |
1076 | ||
044387af | 1077 | if (bfd_bread ((void *) buf, sizeof buf, abfd) != sizeof buf) |
e84d6fca | 1078 | return -1; |
3af9a47b NC |
1079 | |
1080 | header->tag1 = bfd_getb32 (buf); | |
1081 | header->tag2 = bfd_getb32 (buf + 4); | |
1082 | header->current_format = bfd_getb32 (buf + 8); | |
1083 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1084 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1085 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1086 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1087 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1088 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1089 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1090 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1091 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1092 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1093 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1094 | header->cpu_family = bfd_getb32 (buf + 56); | |
1095 | header->cpu_model = bfd_getb32 (buf + 60); | |
1096 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1097 | header->current_version = bfd_getb32 (buf + 68); | |
1098 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1099 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1100 | ||
1101 | return 0; | |
1102 | } | |
1103 | ||
116c20d2 NC |
1104 | static int |
1105 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1106 | { |
1107 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1108 | ||
116c20d2 | 1109 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1110 | if (mdata == NULL) |
3af9a47b | 1111 | return -1; |
3af9a47b | 1112 | |
3af9a47b NC |
1113 | mdata->header = *header; |
1114 | ||
e84d6fca AM |
1115 | abfd->flags = (abfd->xvec->object_flags |
1116 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1117 | |
1118 | abfd->tdata.pef_xlib_data = mdata; | |
1119 | ||
1120 | return 0; | |
1121 | } | |
1122 | ||
1123 | static const bfd_target * | |
116c20d2 | 1124 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1125 | { |
1126 | bfd_pef_xlib_header header; | |
3af9a47b | 1127 | |
e84d6fca AM |
1128 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1129 | { | |
1130 | bfd_set_error (bfd_error_wrong_format); | |
1131 | return NULL; | |
1132 | } | |
3af9a47b | 1133 | |
e84d6fca AM |
1134 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1135 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1136 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1137 | { | |
1138 | bfd_set_error (bfd_error_wrong_format); | |
1139 | return NULL; | |
1140 | } | |
3af9a47b | 1141 | |
e84d6fca AM |
1142 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1143 | { | |
e84d6fca AM |
1144 | bfd_set_error (bfd_error_wrong_format); |
1145 | return NULL; | |
1146 | } | |
1147 | ||
3af9a47b NC |
1148 | return abfd->xvec; |
1149 | } | |
1150 | ||
1151 | const bfd_target pef_xlib_vec = | |
1152 | { | |
116c20d2 NC |
1153 | "pef-xlib", /* Name. */ |
1154 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1155 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1156 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1157 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1158 | HAS_LINENO | HAS_DEBUG | |
1159 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1160 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1161 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1162 | 0, /* Symbol_leading_char. */ | |
1163 | ' ', /* AR_pad_char. */ | |
1164 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1165 | 0, /* match priority. */ |
3af9a47b NC |
1166 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1167 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1168 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1169 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1170 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1171 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1172 | { /* bfd_check_format. */ | |
3af9a47b | 1173 | _bfd_dummy_target, |
116c20d2 | 1174 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1175 | _bfd_dummy_target, |
1176 | _bfd_dummy_target, | |
1177 | }, | |
116c20d2 | 1178 | { /* bfd_set_format. */ |
d00dd7dc | 1179 | _bfd_bool_bfd_false_error, |
3af9a47b | 1180 | bfd_pef_mkobject, |
d00dd7dc AM |
1181 | _bfd_bool_bfd_false_error, |
1182 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1183 | }, |
116c20d2 | 1184 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1185 | _bfd_bool_bfd_false_error, |
1186 | _bfd_bool_bfd_true, | |
1187 | _bfd_bool_bfd_false_error, | |
1188 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
1189 | }, |
1190 | ||
1191 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1192 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1193 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1194 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1195 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1196 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1197 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1198 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1199 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1200 | ||
1201 | NULL, | |
e84d6fca | 1202 | |
3af9a47b NC |
1203 | NULL |
1204 | }; |