Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
4b95cf5c | 2 | Copyright (C) 1999-2014 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 | ||
29e1a6e4 NC |
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 | |
3c9458e9 | 41 | #define bfd_pef_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) |
29e1a6e4 NC |
42 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
43 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
4ab527b0 | 44 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info |
29e1a6e4 NC |
45 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
46 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
47 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
29e1a6e4 NC |
48 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach |
49 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
50 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
51 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents | |
52 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section | |
53 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
ae17ab41 | 54 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags |
29e1a6e4 | 55 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections |
72adc230 | 56 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
29e1a6e4 | 57 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
116c20d2 | 58 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked |
3023e3f6 | 59 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol |
29e1a6e4 | 60 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
29e1a6e4 NC |
61 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols |
62 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
63 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
64 | _bfd_generic_copy_link_hash_symbol_type | |
29e1a6e4 NC |
65 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
66 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
67 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
68 | ||
3af9a47b | 69 | static int |
116c20d2 NC |
70 | bfd_pef_parse_traceback_table (bfd *abfd, |
71 | asection *section, | |
72 | unsigned char *buf, | |
73 | size_t len, | |
74 | size_t pos, | |
75 | asymbol *sym, | |
76 | FILE *file) | |
3af9a47b NC |
77 | { |
78 | struct traceback_table table; | |
79 | size_t offset; | |
80 | const char *s; | |
81 | asymbol tmpsymbol; | |
e84d6fca AM |
82 | |
83 | if (sym == NULL) | |
116c20d2 | 84 | sym = & tmpsymbol; |
3af9a47b NC |
85 | |
86 | sym->name = NULL; | |
87 | sym->value = 0; | |
88 | sym->the_bfd = abfd; | |
89 | sym->section = section; | |
90 | sym->flags = 0; | |
91 | sym->udata.i = 0; | |
92 | ||
29e1a6e4 | 93 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
94 | if ((pos + 8) > len) |
95 | return -1; | |
3af9a47b | 96 | memcpy (&table, buf + pos, 8); |
3af9a47b | 97 | |
29e1a6e4 NC |
98 | /* Calling code relies on returned symbols having a name and |
99 | correct offset. */ | |
e84d6fca | 100 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 101 | return -1; |
e84d6fca AM |
102 | |
103 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 104 | return -1; |
e84d6fca | 105 | |
f904699a | 106 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 107 | return -1; |
3af9a47b NC |
108 | |
109 | offset = 8; | |
110 | ||
e84d6fca AM |
111 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
112 | offset += 4; | |
3af9a47b | 113 | |
e84d6fca AM |
114 | if (table.flags1 & TB_HAS_TBOFF) |
115 | { | |
116 | struct traceback_table_tboff off; | |
3af9a47b | 117 | |
e84d6fca AM |
118 | if ((pos + offset + 4) > len) |
119 | return -1; | |
120 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
121 | offset += 4; | |
3af9a47b | 122 | |
29e1a6e4 NC |
123 | /* Need to subtract 4 because the offset includes the 0x0L |
124 | preceding the table. */ | |
e84d6fca AM |
125 | if (file != NULL) |
126 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 127 | |
e84d6fca AM |
128 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
129 | return -1; | |
130 | ||
131 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 132 | } |
3af9a47b | 133 | |
e84d6fca | 134 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 135 | offset += 4; |
3af9a47b | 136 | |
e84d6fca AM |
137 | if (table.flags1 & TB_HAS_CTL) |
138 | { | |
139 | struct traceback_table_anchors anchors; | |
3af9a47b | 140 | |
e84d6fca AM |
141 | if ((pos + offset + 4) > len) |
142 | return -1; | |
143 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
144 | offset += 4; | |
3af9a47b | 145 | |
e84d6fca AM |
146 | if (anchors.ctl_info > 1024) |
147 | return -1; | |
3af9a47b | 148 | |
e84d6fca | 149 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
150 | } |
151 | ||
e84d6fca AM |
152 | if (table.flags2 & TB_NAME_PRESENT) |
153 | { | |
154 | struct traceback_table_routine name; | |
155 | char *namebuf; | |
3af9a47b | 156 | |
e84d6fca AM |
157 | if ((pos + offset + 2) > len) |
158 | return -1; | |
159 | name.name_len = bfd_getb16 (buf + pos + offset); | |
160 | offset += 2; | |
3af9a47b | 161 | |
e84d6fca AM |
162 | if (name.name_len > 4096) |
163 | return -1; | |
3af9a47b | 164 | |
e84d6fca AM |
165 | if ((pos + offset + name.name_len) > len) |
166 | return -1; | |
3af9a47b | 167 | |
116c20d2 | 168 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
169 | if (namebuf == NULL) |
170 | return -1; | |
3af9a47b | 171 | |
e84d6fca AM |
172 | memcpy (namebuf, buf + pos + offset, name.name_len); |
173 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 174 | |
29e1a6e4 | 175 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
176 | if (namebuf[0] == '.') |
177 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 178 | |
e84d6fca | 179 | sym->name = namebuf; |
3af9a47b | 180 | |
e84d6fca | 181 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 182 | if (! ISPRINT (*s)) |
e84d6fca | 183 | return -1; |
3af9a47b | 184 | |
e84d6fca | 185 | offset += name.name_len; |
3af9a47b NC |
186 | } |
187 | ||
e84d6fca | 188 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 189 | offset += 4; |
3af9a47b | 190 | |
e84d6fca | 191 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 192 | offset += 4; |
3af9a47b | 193 | |
e84d6fca | 194 | if (file != NULL) |
0af1713e | 195 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 196 | |
3af9a47b NC |
197 | return offset; |
198 | } | |
199 | ||
116c20d2 NC |
200 | static void |
201 | bfd_pef_print_symbol (bfd *abfd, | |
202 | void * afile, | |
203 | asymbol *symbol, | |
204 | bfd_print_symbol_type how) | |
205 | { | |
206 | FILE *file = (FILE *) afile; | |
207 | ||
208 | switch (how) | |
209 | { | |
210 | case bfd_print_symbol_name: | |
211 | fprintf (file, "%s", symbol->name); | |
212 | break; | |
213 | default: | |
214 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
215 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 216 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 NC |
217 | { |
218 | unsigned char *buf = alloca (symbol->udata.i); | |
219 | size_t offset = symbol->value + 4; | |
220 | size_t len = symbol->udata.i; | |
221 | int ret; | |
222 | ||
223 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
224 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
225 | len, 0, NULL, file); | |
226 | if (ret < 0) | |
227 | fprintf (file, " [ERROR]"); | |
228 | } | |
229 | } | |
230 | } | |
231 | ||
232 | static void | |
233 | bfd_pef_convert_architecture (unsigned long architecture, | |
234 | enum bfd_architecture *type, | |
235 | unsigned long *subtype) | |
236 | { | |
237 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
238 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
239 | ||
240 | *subtype = bfd_arch_unknown; | |
241 | *type = bfd_arch_unknown; | |
242 | ||
243 | if (architecture == ARCH_POWERPC) | |
244 | *type = bfd_arch_powerpc; | |
245 | else if (architecture == ARCH_M68K) | |
246 | *type = bfd_arch_m68k; | |
247 | } | |
248 | ||
249 | static bfd_boolean | |
250 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
251 | { | |
252 | return TRUE; | |
253 | } | |
254 | ||
255 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 256 | { |
e84d6fca AM |
257 | switch (section->section_kind) |
258 | { | |
259 | case BFD_PEF_SECTION_CODE: return "code"; | |
260 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
261 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
262 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
263 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
264 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
265 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
266 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
267 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
268 | default: return "unknown"; | |
269 | } | |
3af9a47b NC |
270 | } |
271 | ||
116c20d2 | 272 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 273 | { |
e84d6fca AM |
274 | switch (section->section_kind) |
275 | { | |
276 | case BFD_PEF_SECTION_CODE: | |
277 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
278 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
279 | case BFD_PEF_SECTION_PACKED_DATA: | |
280 | case BFD_PEF_SECTION_CONSTANT: | |
281 | case BFD_PEF_SECTION_LOADER: | |
282 | case BFD_PEF_SECTION_DEBUG: | |
283 | case BFD_PEF_SECTION_EXEC_DATA: | |
284 | case BFD_PEF_SECTION_EXCEPTION: | |
285 | case BFD_PEF_SECTION_TRACEBACK: | |
286 | default: | |
287 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
288 | } | |
3af9a47b NC |
289 | } |
290 | ||
291 | static asection * | |
116c20d2 | 292 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
293 | { |
294 | asection *bfdsec; | |
295 | const char *name = bfd_pef_section_name (section); | |
296 | ||
297 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
298 | if (bfdsec == NULL) |
299 | return NULL; | |
300 | ||
3af9a47b NC |
301 | bfdsec->vma = section->default_address + section->container_offset; |
302 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 303 | bfdsec->size = section->container_length; |
3af9a47b NC |
304 | bfdsec->filepos = section->container_offset; |
305 | bfdsec->alignment_power = section->alignment; | |
306 | ||
307 | bfdsec->flags = bfd_pef_section_flags (section); | |
308 | ||
309 | return bfdsec; | |
310 | } | |
311 | ||
116c20d2 NC |
312 | int |
313 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
314 | unsigned char *buf, | |
315 | size_t len, | |
316 | bfd_pef_loader_header *header) | |
3af9a47b NC |
317 | { |
318 | BFD_ASSERT (len == 56); | |
319 | ||
320 | header->main_section = bfd_getb32 (buf); | |
321 | header->main_offset = bfd_getb32 (buf + 4); | |
322 | header->init_section = bfd_getb32 (buf + 8); | |
323 | header->init_offset = bfd_getb32 (buf + 12); | |
324 | header->term_section = bfd_getb32 (buf + 16); | |
325 | header->term_offset = bfd_getb32 (buf + 20); | |
326 | header->imported_library_count = bfd_getb32 (buf + 24); | |
327 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
328 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
329 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
330 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
331 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
332 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
333 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
334 | ||
335 | return 0; | |
336 | } | |
337 | ||
116c20d2 NC |
338 | int |
339 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
340 | unsigned char *buf, | |
341 | size_t len, | |
342 | bfd_pef_imported_library *header) | |
3af9a47b NC |
343 | { |
344 | BFD_ASSERT (len == 24); | |
345 | ||
346 | header->name_offset = bfd_getb32 (buf); | |
347 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
348 | header->current_version = bfd_getb32 (buf + 8); | |
349 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
350 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
351 | header->options = buf[20]; | |
352 | header->reserved_a = buf[21]; | |
353 | header->reserved_b = bfd_getb16 (buf + 22); | |
354 | ||
355 | return 0; | |
356 | } | |
357 | ||
116c20d2 NC |
358 | int |
359 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
360 | unsigned char *buf, | |
361 | size_t len, | |
362 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
363 | { |
364 | unsigned long value; | |
365 | ||
366 | BFD_ASSERT (len == 4); | |
367 | ||
368 | value = bfd_getb32 (buf); | |
96d56e9f | 369 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
370 | symbol->name = value & 0x00ffffff; |
371 | ||
372 | return 0; | |
373 | } | |
374 | ||
116c20d2 NC |
375 | int |
376 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
377 | { |
378 | unsigned char buf[28]; | |
e84d6fca | 379 | |
3af9a47b | 380 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 381 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 382 | return -1; |
3af9a47b NC |
383 | |
384 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
385 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
386 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
387 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
388 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
389 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
390 | section->section_kind = buf[24]; | |
391 | section->share_kind = buf[25]; | |
392 | section->alignment = buf[26]; | |
393 | section->reserved = buf[27]; | |
394 | ||
395 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
396 | if (section->bfd_section == NULL) |
397 | return -1; | |
3af9a47b NC |
398 | |
399 | return 0; | |
400 | } | |
401 | ||
402 | void | |
116c20d2 NC |
403 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
404 | bfd_pef_loader_header *header, | |
405 | FILE *file) | |
3af9a47b NC |
406 | { |
407 | fprintf (file, "main_section: %ld\n", header->main_section); | |
408 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
409 | fprintf (file, "init_section: %ld\n", header->init_section); | |
410 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
411 | fprintf (file, "term_section: %ld\n", header->term_section); | |
412 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
413 | fprintf (file, "imported_library_count: %lu\n", |
414 | header->imported_library_count); | |
415 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
416 | header->total_imported_symbol_count); | |
3af9a47b NC |
417 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
418 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
419 | fprintf (file, "loader_strings_offset: %lu\n", |
420 | header->loader_strings_offset); | |
3af9a47b | 421 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
422 | fprintf (file, "export_hash_table_power: %lu\n", |
423 | header->export_hash_table_power); | |
424 | fprintf (file, "exported_symbol_count: %lu\n", | |
425 | header->exported_symbol_count); | |
3af9a47b NC |
426 | } |
427 | ||
428 | int | |
116c20d2 | 429 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
430 | { |
431 | bfd_pef_loader_header header; | |
432 | asection *loadersec = NULL; | |
433 | unsigned char *loaderbuf = NULL; | |
434 | size_t loaderlen = 0; | |
3af9a47b NC |
435 | |
436 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
437 | if (loadersec == NULL) |
438 | return -1; | |
439 | ||
eea6121a | 440 | loaderlen = loadersec->size; |
116c20d2 | 441 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 442 | |
116c20d2 NC |
443 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
444 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
445 | || loaderlen < 56 | |
446 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
447 | { |
448 | free (loaderbuf); | |
449 | return -1; | |
450 | } | |
3af9a47b NC |
451 | |
452 | bfd_pef_print_loader_header (abfd, &header, file); | |
453 | return 0; | |
454 | } | |
455 | ||
456 | int | |
116c20d2 | 457 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
458 | { |
459 | bfd_pef_loader_header header; | |
460 | asection *section; | |
461 | ||
462 | asection *loadersec = NULL; | |
463 | unsigned char *loaderbuf = NULL; | |
464 | size_t loaderlen = 0; | |
465 | int ret; | |
466 | ||
467 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
468 | if (loadersec == NULL) |
469 | goto end; | |
470 | ||
eea6121a | 471 | loaderlen = loadersec->size; |
116c20d2 | 472 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
473 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
474 | goto error; | |
116c20d2 | 475 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 476 | goto error; |
3af9a47b | 477 | |
e84d6fca AM |
478 | if (loaderlen < 56) |
479 | goto error; | |
3af9a47b | 480 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
481 | if (ret < 0) |
482 | goto error; | |
483 | ||
484 | if (header.main_section < 0) | |
485 | goto end; | |
486 | ||
487 | for (section = abfd->sections; section != NULL; section = section->next) | |
488 | if ((section->index + 1) == header.main_section) | |
489 | break; | |
3af9a47b | 490 | |
e84d6fca AM |
491 | if (section == NULL) |
492 | goto error; | |
3af9a47b | 493 | |
3af9a47b NC |
494 | abfd->start_address = section->vma + header.main_offset; |
495 | ||
496 | end: | |
e84d6fca AM |
497 | if (loaderbuf != NULL) |
498 | free (loaderbuf); | |
3af9a47b NC |
499 | return 0; |
500 | ||
501 | error: | |
e84d6fca AM |
502 | if (loaderbuf != NULL) |
503 | free (loaderbuf); | |
3af9a47b NC |
504 | return -1; |
505 | } | |
506 | ||
507 | int | |
2c3fc389 NC |
508 | bfd_pef_scan (bfd *abfd, |
509 | bfd_pef_header *header, | |
510 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
511 | { |
512 | unsigned int i; | |
3af9a47b NC |
513 | enum bfd_architecture cputype; |
514 | unsigned long cpusubtype; | |
515 | ||
e84d6fca | 516 | mdata->header = *header; |
3af9a47b | 517 | |
3af9a47b | 518 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
519 | if (cputype == bfd_arch_unknown) |
520 | { | |
4a97a0e5 AM |
521 | (*_bfd_error_handler) (_("bfd_pef_scan: unknown architecture 0x%lx"), |
522 | header->architecture); | |
e84d6fca AM |
523 | return -1; |
524 | } | |
3af9a47b NC |
525 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
526 | ||
527 | mdata->header = *header; | |
528 | ||
e84d6fca AM |
529 | abfd->flags = (abfd->xvec->object_flags |
530 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 531 | |
e84d6fca AM |
532 | if (header->section_count != 0) |
533 | { | |
116c20d2 | 534 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 535 | |
e84d6fca | 536 | if (mdata->sections == NULL) |
3af9a47b | 537 | return -1; |
e84d6fca AM |
538 | |
539 | for (i = 0; i < header->section_count; i++) | |
540 | { | |
541 | bfd_pef_section *cur = &mdata->sections[i]; | |
542 | cur->header_offset = 40 + (i * 28); | |
543 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
544 | return -1; | |
545 | } | |
3af9a47b | 546 | } |
3af9a47b | 547 | |
e84d6fca | 548 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 549 | return -1; |
3af9a47b NC |
550 | |
551 | abfd->tdata.pef_data = mdata; | |
552 | ||
553 | return 0; | |
554 | } | |
555 | ||
556 | static int | |
116c20d2 | 557 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
558 | { |
559 | unsigned char buf[40]; | |
560 | ||
561 | bfd_seek (abfd, 0, SEEK_SET); | |
562 | ||
116c20d2 | 563 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 564 | return -1; |
3af9a47b NC |
565 | |
566 | header->tag1 = bfd_getb32 (buf); | |
567 | header->tag2 = bfd_getb32 (buf + 4); | |
568 | header->architecture = bfd_getb32 (buf + 8); | |
569 | header->format_version = bfd_getb32 (buf + 12); | |
570 | header->timestamp = bfd_getb32 (buf + 16); | |
571 | header->old_definition_version = bfd_getb32 (buf + 20); | |
572 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
573 | header->current_version = bfd_getb32 (buf + 28); | |
574 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
575 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
576 | header->reserved = bfd_getb32 (buf + 36); | |
577 | ||
578 | return 0; | |
579 | } | |
580 | ||
581 | static const bfd_target * | |
116c20d2 | 582 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
583 | { |
584 | bfd_pef_header header; | |
c9ba0c87 | 585 | bfd_pef_data_struct *mdata; |
3af9a47b | 586 | |
e84d6fca AM |
587 | if (bfd_pef_read_header (abfd, &header) != 0) |
588 | goto wrong; | |
3af9a47b | 589 | |
e84d6fca AM |
590 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
591 | goto wrong; | |
592 | ||
c9ba0c87 AM |
593 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
594 | if (mdata == NULL) | |
e84d6fca | 595 | goto fail; |
3af9a47b | 596 | |
c9ba0c87 | 597 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
598 | goto wrong; |
599 | ||
3af9a47b | 600 | return abfd->xvec; |
e84d6fca AM |
601 | |
602 | wrong: | |
603 | bfd_set_error (bfd_error_wrong_format); | |
604 | ||
605 | fail: | |
e84d6fca | 606 | return NULL; |
3af9a47b NC |
607 | } |
608 | ||
116c20d2 NC |
609 | static int |
610 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
611 | asection *sec, | |
612 | unsigned char *buf, | |
613 | size_t len, | |
614 | long *nsym, | |
615 | asymbol **csym) | |
3af9a47b NC |
616 | { |
617 | char *name; | |
618 | ||
619 | asymbol function; | |
620 | asymbol traceback; | |
621 | ||
622 | const char *const tbprefix = "__traceback_"; | |
623 | size_t tbnamelen; | |
624 | ||
625 | size_t pos = 0; | |
626 | unsigned long count = 0; | |
627 | int ret; | |
628 | ||
e84d6fca AM |
629 | for (;;) |
630 | { | |
29e1a6e4 | 631 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
632 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
633 | break; | |
3af9a47b | 634 | |
e84d6fca AM |
635 | pos += 3; |
636 | pos -= (pos % 4); | |
3af9a47b | 637 | |
e84d6fca AM |
638 | while ((pos + 4) <= len) |
639 | { | |
640 | if (bfd_getb32 (buf + pos) == 0) | |
641 | break; | |
642 | pos += 4; | |
643 | } | |
3af9a47b | 644 | |
e84d6fca AM |
645 | if ((pos + 4) > len) |
646 | break; | |
3af9a47b | 647 | |
e84d6fca AM |
648 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
649 | &function, 0); | |
650 | if (ret < 0) | |
651 | { | |
29e1a6e4 | 652 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
653 | pos += 4; |
654 | continue; | |
655 | } | |
3af9a47b | 656 | |
e84d6fca AM |
657 | BFD_ASSERT (function.name != NULL); |
658 | ||
659 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 660 | counting symbols. */ |
e84d6fca AM |
661 | if (csym) |
662 | { | |
663 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
664 | name = bfd_alloc (abfd, tbnamelen + 1); | |
665 | if (name == NULL) | |
666 | { | |
116c20d2 | 667 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
668 | function.name = NULL; |
669 | break; | |
670 | } | |
671 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
672 | traceback.name = name; | |
673 | traceback.value = pos; | |
674 | traceback.the_bfd = abfd; | |
675 | traceback.section = sec; | |
676 | traceback.flags = 0; | |
677 | traceback.udata.i = ret; | |
678 | ||
679 | *(csym[count]) = function; | |
680 | *(csym[count + 1]) = traceback; | |
3af9a47b | 681 | } |
3af9a47b | 682 | |
e84d6fca AM |
683 | pos += ret; |
684 | count += 2; | |
685 | } | |
3af9a47b NC |
686 | |
687 | *nsym = count; | |
688 | return 0; | |
689 | } | |
690 | ||
116c20d2 NC |
691 | static int |
692 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
693 | unsigned char *buf, | |
694 | size_t len, | |
695 | unsigned long *offset) | |
3af9a47b NC |
696 | { |
697 | BFD_ASSERT (len == 24); | |
698 | ||
e84d6fca AM |
699 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
700 | return -1; | |
701 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
702 | return -1; | |
703 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
704 | return -1; | |
705 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
706 | return -1; | |
707 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
708 | return -1; | |
709 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
710 | return -1; | |
711 | ||
712 | if (offset != NULL) | |
3af9a47b | 713 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
714 | |
715 | return 0; | |
716 | } | |
717 | ||
116c20d2 NC |
718 | static int |
719 | bfd_pef_parse_function_stubs (bfd *abfd, | |
720 | asection *codesec, | |
721 | unsigned char *codebuf, | |
722 | size_t codelen, | |
723 | unsigned char *loaderbuf, | |
724 | size_t loaderlen, | |
725 | unsigned long *nsym, | |
726 | asymbol **csym) | |
3af9a47b NC |
727 | { |
728 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
729 | size_t codepos = 0; |
730 | unsigned long count = 0; | |
3af9a47b NC |
731 | bfd_pef_loader_header header; |
732 | bfd_pef_imported_library *libraries = NULL; | |
733 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
734 | unsigned long i; |
735 | int ret; | |
736 | ||
e84d6fca AM |
737 | if (loaderlen < 56) |
738 | goto error; | |
3af9a47b NC |
739 | |
740 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
741 | if (ret < 0) |
742 | goto error; | |
3af9a47b | 743 | |
116c20d2 | 744 | libraries = bfd_malloc |
3af9a47b | 745 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 746 | imports = bfd_malloc |
3af9a47b | 747 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
748 | |
749 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
750 | goto error; | |
751 | for (i = 0; i < header.imported_library_count; i++) | |
752 | { | |
753 | ret = bfd_pef_parse_imported_library | |
754 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
755 | if (ret < 0) | |
756 | goto error; | |
757 | } | |
758 | ||
759 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
760 | + (header.total_imported_symbol_count * 4))) | |
761 | goto error; | |
762 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
763 | { | |
764 | ret = (bfd_pef_parse_imported_symbol | |
765 | (abfd, | |
766 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
767 | 4, &imports[i])); | |
768 | if (ret < 0) | |
769 | goto error; | |
770 | } | |
771 | ||
3af9a47b NC |
772 | codepos = 0; |
773 | ||
e84d6fca AM |
774 | for (;;) |
775 | { | |
776 | asymbol sym; | |
777 | const char *symname; | |
778 | char *name; | |
91d6fa6a | 779 | unsigned long sym_index; |
3af9a47b | 780 | |
e84d6fca AM |
781 | if (csym && (csym[count] == NULL)) |
782 | break; | |
3af9a47b | 783 | |
e84d6fca AM |
784 | codepos += 3; |
785 | codepos -= (codepos % 4); | |
3af9a47b | 786 | |
e84d6fca AM |
787 | while ((codepos + 4) <= codelen) |
788 | { | |
789 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
790 | break; | |
791 | codepos += 4; | |
792 | } | |
3af9a47b | 793 | |
e84d6fca | 794 | if ((codepos + 4) > codelen) |
3af9a47b | 795 | break; |
3af9a47b | 796 | |
91d6fa6a | 797 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
798 | if (ret < 0) |
799 | { | |
800 | codepos += 24; | |
801 | continue; | |
802 | } | |
3af9a47b | 803 | |
91d6fa6a | 804 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
805 | { |
806 | codepos += 24; | |
807 | continue; | |
808 | } | |
3af9a47b | 809 | |
e84d6fca AM |
810 | { |
811 | size_t max, namelen; | |
812 | const char *s; | |
813 | ||
91d6fa6a | 814 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
815 | goto error; |
816 | ||
91d6fa6a | 817 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 818 | symname = (char *) loaderbuf; |
91d6fa6a | 819 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
820 | namelen = 0; |
821 | for (s = symname; s < (symname + max); s++) | |
822 | { | |
823 | if (*s == '\0') | |
824 | break; | |
29e1a6e4 | 825 | if (! ISPRINT (*s)) |
e84d6fca AM |
826 | goto error; |
827 | namelen++; | |
828 | } | |
829 | if (*s != '\0') | |
830 | goto error; | |
831 | ||
832 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
833 | if (name == NULL) | |
834 | break; | |
3af9a47b | 835 | |
e84d6fca AM |
836 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
837 | sprefix, symname); | |
838 | sym.name = name; | |
839 | } | |
3af9a47b | 840 | |
e84d6fca AM |
841 | sym.value = codepos; |
842 | sym.the_bfd = abfd; | |
843 | sym.section = codesec; | |
844 | sym.flags = 0; | |
845 | sym.udata.i = 0; | |
3af9a47b | 846 | |
e84d6fca | 847 | codepos += 24; |
3af9a47b | 848 | |
e84d6fca AM |
849 | if (csym != NULL) |
850 | *(csym[count]) = sym; | |
3af9a47b | 851 | |
e84d6fca | 852 | count++; |
3af9a47b | 853 | } |
3af9a47b NC |
854 | |
855 | goto end; | |
856 | ||
857 | end: | |
e84d6fca AM |
858 | if (libraries != NULL) |
859 | free (libraries); | |
860 | if (imports != NULL) | |
861 | free (imports); | |
3af9a47b NC |
862 | *nsym = count; |
863 | return 0; | |
864 | ||
865 | error: | |
e84d6fca AM |
866 | if (libraries != NULL) |
867 | free (libraries); | |
868 | if (imports != NULL) | |
869 | free (imports); | |
3af9a47b NC |
870 | *nsym = count; |
871 | return -1; | |
e84d6fca | 872 | } |
3af9a47b | 873 | |
116c20d2 NC |
874 | static long |
875 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
876 | { |
877 | unsigned long count = 0; | |
878 | ||
879 | asection *codesec = NULL; | |
880 | unsigned char *codebuf = NULL; | |
881 | size_t codelen = 0; | |
882 | ||
883 | asection *loadersec = NULL; | |
884 | unsigned char *loaderbuf = NULL; | |
885 | size_t loaderlen = 0; | |
886 | ||
887 | codesec = bfd_get_section_by_name (abfd, "code"); | |
888 | if (codesec != NULL) | |
889 | { | |
eea6121a | 890 | codelen = codesec->size; |
116c20d2 | 891 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
892 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
893 | goto end; | |
116c20d2 | 894 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 895 | goto end; |
3af9a47b NC |
896 | } |
897 | ||
898 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
899 | if (loadersec != NULL) | |
900 | { | |
eea6121a | 901 | loaderlen = loadersec->size; |
116c20d2 | 902 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
903 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
904 | goto end; | |
116c20d2 | 905 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 906 | goto end; |
3af9a47b | 907 | } |
e84d6fca | 908 | |
3af9a47b NC |
909 | count = 0; |
910 | if (codesec != NULL) | |
911 | { | |
f075ee0c | 912 | long ncount = 0; |
e84d6fca AM |
913 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
914 | &ncount, csym); | |
3af9a47b NC |
915 | count += ncount; |
916 | } | |
917 | ||
918 | if ((codesec != NULL) && (loadersec != NULL)) | |
919 | { | |
920 | unsigned long ncount = 0; | |
921 | bfd_pef_parse_function_stubs | |
922 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
923 | (csym != NULL) ? (csym + count) : NULL); | |
924 | count += ncount; | |
925 | } | |
e84d6fca AM |
926 | |
927 | if (csym != NULL) | |
3af9a47b | 928 | csym[count] = NULL; |
e84d6fca | 929 | |
3af9a47b | 930 | end: |
e84d6fca | 931 | if (codebuf != NULL) |
3af9a47b NC |
932 | free (codebuf); |
933 | ||
e84d6fca AM |
934 | if (loaderbuf != NULL) |
935 | free (loaderbuf); | |
936 | ||
3af9a47b NC |
937 | return count; |
938 | } | |
939 | ||
940 | static long | |
116c20d2 | 941 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
942 | { |
943 | return bfd_pef_parse_symbols (abfd, NULL); | |
944 | } | |
945 | ||
946 | static long | |
116c20d2 | 947 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
948 | { |
949 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 950 | |
e84d6fca AM |
951 | if (nsyms < 0) |
952 | return nsyms; | |
3af9a47b NC |
953 | return ((nsyms + 1) * sizeof (asymbol *)); |
954 | } | |
955 | ||
956 | static long | |
116c20d2 | 957 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
958 | { |
959 | long i; | |
960 | asymbol *syms; | |
961 | long ret; | |
3af9a47b | 962 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 963 | |
e84d6fca AM |
964 | if (nsyms < 0) |
965 | return nsyms; | |
3af9a47b NC |
966 | |
967 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
968 | if (syms == NULL) |
969 | return -1; | |
3af9a47b | 970 | |
e84d6fca | 971 | for (i = 0; i < nsyms; i++) |
3af9a47b | 972 | alocation[i] = &syms[i]; |
e84d6fca | 973 | |
3af9a47b NC |
974 | alocation[nsyms] = NULL; |
975 | ||
976 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 977 | if (ret != nsyms) |
3af9a47b | 978 | return 0; |
3af9a47b NC |
979 | |
980 | return ret; | |
981 | } | |
982 | ||
833fb04e | 983 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
984 | |
985 | static void | |
116c20d2 NC |
986 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
987 | asymbol *symbol, | |
988 | symbol_info *ret) | |
3af9a47b NC |
989 | { |
990 | bfd_symbol_info (symbol, ret); | |
991 | } | |
992 | ||
993 | static int | |
a6b96beb AM |
994 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
995 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
996 | { |
997 | return 0; | |
998 | } | |
999 | ||
1000 | const bfd_target pef_vec = | |
1001 | { | |
116c20d2 NC |
1002 | "pef", /* Name. */ |
1003 | bfd_target_pef_flavour, /* Flavour. */ | |
1004 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1005 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1006 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1007 | HAS_LINENO | HAS_DEBUG | |
1008 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1009 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1010 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1011 | 0, /* Symbol_leading_char. */ | |
1012 | ' ', /* AR_pad_char. */ | |
1013 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1014 | 0, /* match priority. */ |
3af9a47b NC |
1015 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1016 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1017 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1018 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1019 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1020 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1021 | { /* bfd_check_format. */ | |
3af9a47b | 1022 | _bfd_dummy_target, |
116c20d2 | 1023 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1024 | _bfd_dummy_target, |
1025 | _bfd_dummy_target, | |
1026 | }, | |
116c20d2 | 1027 | { /* bfd_set_format. */ |
3af9a47b NC |
1028 | bfd_false, |
1029 | bfd_pef_mkobject, | |
1030 | bfd_false, | |
1031 | bfd_false, | |
1032 | }, | |
116c20d2 | 1033 | { /* bfd_write_contents. */ |
3af9a47b NC |
1034 | bfd_false, |
1035 | bfd_true, | |
1036 | bfd_false, | |
1037 | bfd_false, | |
1038 | }, | |
1039 | ||
1040 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1041 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1042 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1043 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1044 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1045 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1046 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1047 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1048 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1049 | ||
1050 | NULL, | |
e84d6fca | 1051 | |
3af9a47b NC |
1052 | NULL |
1053 | }; | |
1054 | ||
116c20d2 NC |
1055 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1056 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1057 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1058 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1059 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1060 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1061 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1062 | ||
1063 | static int | |
116c20d2 | 1064 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1065 | { |
044387af | 1066 | unsigned char buf[80]; |
3af9a47b NC |
1067 | |
1068 | bfd_seek (abfd, 0, SEEK_SET); | |
1069 | ||
044387af | 1070 | if (bfd_bread ((void *) buf, sizeof buf, abfd) != sizeof buf) |
e84d6fca | 1071 | return -1; |
3af9a47b NC |
1072 | |
1073 | header->tag1 = bfd_getb32 (buf); | |
1074 | header->tag2 = bfd_getb32 (buf + 4); | |
1075 | header->current_format = bfd_getb32 (buf + 8); | |
1076 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1077 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1078 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1079 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1080 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1081 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1082 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1083 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1084 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1085 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1086 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1087 | header->cpu_family = bfd_getb32 (buf + 56); | |
1088 | header->cpu_model = bfd_getb32 (buf + 60); | |
1089 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1090 | header->current_version = bfd_getb32 (buf + 68); | |
1091 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1092 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1093 | ||
1094 | return 0; | |
1095 | } | |
1096 | ||
116c20d2 NC |
1097 | static int |
1098 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1099 | { |
1100 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1101 | ||
116c20d2 | 1102 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1103 | if (mdata == NULL) |
3af9a47b | 1104 | return -1; |
3af9a47b | 1105 | |
3af9a47b NC |
1106 | mdata->header = *header; |
1107 | ||
e84d6fca AM |
1108 | abfd->flags = (abfd->xvec->object_flags |
1109 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1110 | |
1111 | abfd->tdata.pef_xlib_data = mdata; | |
1112 | ||
1113 | return 0; | |
1114 | } | |
1115 | ||
1116 | static const bfd_target * | |
116c20d2 | 1117 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1118 | { |
1119 | bfd_pef_xlib_header header; | |
3af9a47b | 1120 | |
e84d6fca AM |
1121 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1122 | { | |
1123 | bfd_set_error (bfd_error_wrong_format); | |
1124 | return NULL; | |
1125 | } | |
3af9a47b | 1126 | |
e84d6fca AM |
1127 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1128 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1129 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1130 | { | |
1131 | bfd_set_error (bfd_error_wrong_format); | |
1132 | return NULL; | |
1133 | } | |
3af9a47b | 1134 | |
e84d6fca AM |
1135 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1136 | { | |
e84d6fca AM |
1137 | bfd_set_error (bfd_error_wrong_format); |
1138 | return NULL; | |
1139 | } | |
1140 | ||
3af9a47b NC |
1141 | return abfd->xvec; |
1142 | } | |
1143 | ||
1144 | const bfd_target pef_xlib_vec = | |
1145 | { | |
116c20d2 NC |
1146 | "pef-xlib", /* Name. */ |
1147 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1148 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1149 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1150 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1151 | HAS_LINENO | HAS_DEBUG | |
1152 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1153 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1154 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1155 | 0, /* Symbol_leading_char. */ | |
1156 | ' ', /* AR_pad_char. */ | |
1157 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1158 | 0, /* match priority. */ |
3af9a47b NC |
1159 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1160 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1161 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1162 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1163 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1164 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1165 | { /* bfd_check_format. */ | |
3af9a47b | 1166 | _bfd_dummy_target, |
116c20d2 | 1167 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1168 | _bfd_dummy_target, |
1169 | _bfd_dummy_target, | |
1170 | }, | |
116c20d2 | 1171 | { /* bfd_set_format. */ |
3af9a47b NC |
1172 | bfd_false, |
1173 | bfd_pef_mkobject, | |
1174 | bfd_false, | |
1175 | bfd_false, | |
1176 | }, | |
116c20d2 | 1177 | { /* bfd_write_contents. */ |
3af9a47b NC |
1178 | bfd_false, |
1179 | bfd_true, | |
1180 | bfd_false, | |
1181 | bfd_false, | |
1182 | }, | |
1183 | ||
1184 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1185 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1186 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1187 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1188 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1189 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1190 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1191 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1192 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1193 | ||
1194 | NULL, | |
e84d6fca | 1195 | |
3af9a47b NC |
1196 | NULL |
1197 | }; |