Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
219d1afa | 2 | Copyright (C) 1999-2018 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 | |
68d20676 NC |
41 | #define bfd_pef_bfd_is_target_special_symbol \ |
42 | ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false_any) | |
07d6d2b8 AM |
43 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
44 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
45 | #define bfd_pef_find_line _bfd_nosymbols_find_line | |
46 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info | |
60bb06bc | 47 | #define bfd_pef_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string |
07d6d2b8 AM |
48 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
49 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
50 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
51 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach | |
52 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
53 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
29e1a6e4 | 54 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents |
07d6d2b8 AM |
55 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section |
56 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
57 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags | |
58 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections | |
72adc230 | 59 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
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 | |
63 | #define bfd_pef_bfd_define_start_stop bfd_generic_define_start_stop | |
64 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create | |
65 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
66 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
67 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
68 | _bfd_generic_copy_link_hash_symbol_type | |
07d6d2b8 AM |
69 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
70 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
71 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
72 | #define bfd_pef_bfd_link_check_relocs _bfd_generic_link_check_relocs | |
29e1a6e4 | 73 | |
3af9a47b | 74 | static int |
116c20d2 NC |
75 | bfd_pef_parse_traceback_table (bfd *abfd, |
76 | asection *section, | |
77 | unsigned char *buf, | |
78 | size_t len, | |
79 | size_t pos, | |
80 | asymbol *sym, | |
81 | FILE *file) | |
3af9a47b NC |
82 | { |
83 | struct traceback_table table; | |
84 | size_t offset; | |
85 | const char *s; | |
86 | asymbol tmpsymbol; | |
e84d6fca AM |
87 | |
88 | if (sym == NULL) | |
116c20d2 | 89 | sym = & tmpsymbol; |
3af9a47b NC |
90 | |
91 | sym->name = NULL; | |
92 | sym->value = 0; | |
93 | sym->the_bfd = abfd; | |
94 | sym->section = section; | |
95 | sym->flags = 0; | |
96 | sym->udata.i = 0; | |
97 | ||
29e1a6e4 | 98 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
99 | if ((pos + 8) > len) |
100 | return -1; | |
3af9a47b | 101 | memcpy (&table, buf + pos, 8); |
3af9a47b | 102 | |
29e1a6e4 NC |
103 | /* Calling code relies on returned symbols having a name and |
104 | correct offset. */ | |
e84d6fca | 105 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 106 | return -1; |
e84d6fca AM |
107 | |
108 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 109 | return -1; |
e84d6fca | 110 | |
f904699a | 111 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 112 | return -1; |
3af9a47b NC |
113 | |
114 | offset = 8; | |
115 | ||
e84d6fca AM |
116 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
117 | offset += 4; | |
3af9a47b | 118 | |
e84d6fca AM |
119 | if (table.flags1 & TB_HAS_TBOFF) |
120 | { | |
121 | struct traceback_table_tboff off; | |
3af9a47b | 122 | |
e84d6fca AM |
123 | if ((pos + offset + 4) > len) |
124 | return -1; | |
125 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
126 | offset += 4; | |
3af9a47b | 127 | |
29e1a6e4 NC |
128 | /* Need to subtract 4 because the offset includes the 0x0L |
129 | preceding the table. */ | |
e84d6fca AM |
130 | if (file != NULL) |
131 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 132 | |
e84d6fca AM |
133 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
134 | return -1; | |
135 | ||
136 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 137 | } |
3af9a47b | 138 | |
e84d6fca | 139 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 140 | offset += 4; |
3af9a47b | 141 | |
e84d6fca AM |
142 | if (table.flags1 & TB_HAS_CTL) |
143 | { | |
144 | struct traceback_table_anchors anchors; | |
3af9a47b | 145 | |
e84d6fca AM |
146 | if ((pos + offset + 4) > len) |
147 | return -1; | |
148 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
149 | offset += 4; | |
3af9a47b | 150 | |
e84d6fca AM |
151 | if (anchors.ctl_info > 1024) |
152 | return -1; | |
3af9a47b | 153 | |
e84d6fca | 154 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
155 | } |
156 | ||
e84d6fca AM |
157 | if (table.flags2 & TB_NAME_PRESENT) |
158 | { | |
159 | struct traceback_table_routine name; | |
160 | char *namebuf; | |
3af9a47b | 161 | |
e84d6fca AM |
162 | if ((pos + offset + 2) > len) |
163 | return -1; | |
164 | name.name_len = bfd_getb16 (buf + pos + offset); | |
165 | offset += 2; | |
3af9a47b | 166 | |
e84d6fca AM |
167 | if (name.name_len > 4096) |
168 | return -1; | |
3af9a47b | 169 | |
e84d6fca AM |
170 | if ((pos + offset + name.name_len) > len) |
171 | return -1; | |
3af9a47b | 172 | |
116c20d2 | 173 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
174 | if (namebuf == NULL) |
175 | return -1; | |
3af9a47b | 176 | |
e84d6fca AM |
177 | memcpy (namebuf, buf + pos + offset, name.name_len); |
178 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 179 | |
29e1a6e4 | 180 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
181 | if (namebuf[0] == '.') |
182 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 183 | |
e84d6fca | 184 | sym->name = namebuf; |
3af9a47b | 185 | |
e84d6fca | 186 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 187 | if (! ISPRINT (*s)) |
e84d6fca | 188 | return -1; |
3af9a47b | 189 | |
e84d6fca | 190 | offset += name.name_len; |
3af9a47b NC |
191 | } |
192 | ||
e84d6fca | 193 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 194 | offset += 4; |
3af9a47b | 195 | |
e84d6fca | 196 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 197 | offset += 4; |
3af9a47b | 198 | |
e84d6fca | 199 | if (file != NULL) |
0af1713e | 200 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 201 | |
3af9a47b NC |
202 | return offset; |
203 | } | |
204 | ||
116c20d2 NC |
205 | static void |
206 | bfd_pef_print_symbol (bfd *abfd, | |
207 | void * afile, | |
208 | asymbol *symbol, | |
209 | bfd_print_symbol_type how) | |
210 | { | |
211 | FILE *file = (FILE *) afile; | |
212 | ||
213 | switch (how) | |
214 | { | |
215 | case bfd_print_symbol_name: | |
216 | fprintf (file, "%s", symbol->name); | |
217 | break; | |
218 | default: | |
219 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
220 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 221 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 | 222 | { |
e1fa0163 | 223 | unsigned char *buf = xmalloc (symbol->udata.i); |
116c20d2 NC |
224 | size_t offset = symbol->value + 4; |
225 | size_t len = symbol->udata.i; | |
226 | int ret; | |
227 | ||
228 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
229 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
230 | len, 0, NULL, file); | |
231 | if (ret < 0) | |
232 | fprintf (file, " [ERROR]"); | |
e1fa0163 | 233 | free (buf); |
116c20d2 NC |
234 | } |
235 | } | |
236 | } | |
237 | ||
238 | static void | |
239 | bfd_pef_convert_architecture (unsigned long architecture, | |
240 | enum bfd_architecture *type, | |
241 | unsigned long *subtype) | |
242 | { | |
243 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
244 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
245 | ||
246 | *subtype = bfd_arch_unknown; | |
247 | *type = bfd_arch_unknown; | |
248 | ||
249 | if (architecture == ARCH_POWERPC) | |
250 | *type = bfd_arch_powerpc; | |
251 | else if (architecture == ARCH_M68K) | |
252 | *type = bfd_arch_m68k; | |
253 | } | |
254 | ||
255 | static bfd_boolean | |
256 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
257 | { | |
258 | return TRUE; | |
259 | } | |
260 | ||
261 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 262 | { |
e84d6fca AM |
263 | switch (section->section_kind) |
264 | { | |
265 | case BFD_PEF_SECTION_CODE: return "code"; | |
266 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
267 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
268 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
269 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
270 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
271 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
272 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
273 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
274 | default: return "unknown"; | |
275 | } | |
3af9a47b NC |
276 | } |
277 | ||
116c20d2 | 278 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 279 | { |
e84d6fca AM |
280 | switch (section->section_kind) |
281 | { | |
282 | case BFD_PEF_SECTION_CODE: | |
283 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
284 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
285 | case BFD_PEF_SECTION_PACKED_DATA: | |
286 | case BFD_PEF_SECTION_CONSTANT: | |
287 | case BFD_PEF_SECTION_LOADER: | |
288 | case BFD_PEF_SECTION_DEBUG: | |
289 | case BFD_PEF_SECTION_EXEC_DATA: | |
290 | case BFD_PEF_SECTION_EXCEPTION: | |
291 | case BFD_PEF_SECTION_TRACEBACK: | |
292 | default: | |
293 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
294 | } | |
3af9a47b NC |
295 | } |
296 | ||
297 | static asection * | |
116c20d2 | 298 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
299 | { |
300 | asection *bfdsec; | |
301 | const char *name = bfd_pef_section_name (section); | |
302 | ||
303 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
304 | if (bfdsec == NULL) |
305 | return NULL; | |
306 | ||
3af9a47b NC |
307 | bfdsec->vma = section->default_address + section->container_offset; |
308 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 309 | bfdsec->size = section->container_length; |
3af9a47b NC |
310 | bfdsec->filepos = section->container_offset; |
311 | bfdsec->alignment_power = section->alignment; | |
312 | ||
313 | bfdsec->flags = bfd_pef_section_flags (section); | |
314 | ||
315 | return bfdsec; | |
316 | } | |
317 | ||
116c20d2 NC |
318 | int |
319 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
320 | unsigned char *buf, | |
321 | size_t len, | |
322 | bfd_pef_loader_header *header) | |
3af9a47b NC |
323 | { |
324 | BFD_ASSERT (len == 56); | |
325 | ||
326 | header->main_section = bfd_getb32 (buf); | |
327 | header->main_offset = bfd_getb32 (buf + 4); | |
328 | header->init_section = bfd_getb32 (buf + 8); | |
329 | header->init_offset = bfd_getb32 (buf + 12); | |
330 | header->term_section = bfd_getb32 (buf + 16); | |
331 | header->term_offset = bfd_getb32 (buf + 20); | |
332 | header->imported_library_count = bfd_getb32 (buf + 24); | |
333 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
334 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
335 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
336 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
337 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
338 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
339 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
340 | ||
341 | return 0; | |
342 | } | |
343 | ||
116c20d2 NC |
344 | int |
345 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
346 | unsigned char *buf, | |
347 | size_t len, | |
348 | bfd_pef_imported_library *header) | |
3af9a47b NC |
349 | { |
350 | BFD_ASSERT (len == 24); | |
351 | ||
352 | header->name_offset = bfd_getb32 (buf); | |
353 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
354 | header->current_version = bfd_getb32 (buf + 8); | |
355 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
356 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
357 | header->options = buf[20]; | |
358 | header->reserved_a = buf[21]; | |
359 | header->reserved_b = bfd_getb16 (buf + 22); | |
360 | ||
361 | return 0; | |
362 | } | |
363 | ||
116c20d2 NC |
364 | int |
365 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
366 | unsigned char *buf, | |
367 | size_t len, | |
368 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
369 | { |
370 | unsigned long value; | |
371 | ||
372 | BFD_ASSERT (len == 4); | |
373 | ||
374 | value = bfd_getb32 (buf); | |
96d56e9f | 375 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
376 | symbol->name = value & 0x00ffffff; |
377 | ||
378 | return 0; | |
379 | } | |
380 | ||
116c20d2 NC |
381 | int |
382 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
383 | { |
384 | unsigned char buf[28]; | |
e84d6fca | 385 | |
3af9a47b | 386 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 387 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 388 | return -1; |
3af9a47b NC |
389 | |
390 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
391 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
392 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
393 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
394 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
395 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
396 | section->section_kind = buf[24]; | |
397 | section->share_kind = buf[25]; | |
398 | section->alignment = buf[26]; | |
399 | section->reserved = buf[27]; | |
400 | ||
401 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
402 | if (section->bfd_section == NULL) |
403 | return -1; | |
3af9a47b NC |
404 | |
405 | return 0; | |
406 | } | |
407 | ||
408 | void | |
116c20d2 NC |
409 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
410 | bfd_pef_loader_header *header, | |
411 | FILE *file) | |
3af9a47b NC |
412 | { |
413 | fprintf (file, "main_section: %ld\n", header->main_section); | |
414 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
415 | fprintf (file, "init_section: %ld\n", header->init_section); | |
416 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
417 | fprintf (file, "term_section: %ld\n", header->term_section); | |
418 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
419 | fprintf (file, "imported_library_count: %lu\n", |
420 | header->imported_library_count); | |
421 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
422 | header->total_imported_symbol_count); | |
3af9a47b NC |
423 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
424 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
425 | fprintf (file, "loader_strings_offset: %lu\n", |
426 | header->loader_strings_offset); | |
3af9a47b | 427 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
428 | fprintf (file, "export_hash_table_power: %lu\n", |
429 | header->export_hash_table_power); | |
430 | fprintf (file, "exported_symbol_count: %lu\n", | |
431 | header->exported_symbol_count); | |
3af9a47b NC |
432 | } |
433 | ||
434 | int | |
116c20d2 | 435 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
436 | { |
437 | bfd_pef_loader_header header; | |
438 | asection *loadersec = NULL; | |
439 | unsigned char *loaderbuf = NULL; | |
440 | size_t loaderlen = 0; | |
3af9a47b NC |
441 | |
442 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
443 | if (loadersec == NULL) |
444 | return -1; | |
445 | ||
eea6121a | 446 | loaderlen = loadersec->size; |
116c20d2 | 447 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 448 | |
116c20d2 NC |
449 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
450 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
451 | || loaderlen < 56 | |
452 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
453 | { |
454 | free (loaderbuf); | |
455 | return -1; | |
456 | } | |
3af9a47b NC |
457 | |
458 | bfd_pef_print_loader_header (abfd, &header, file); | |
459 | return 0; | |
460 | } | |
461 | ||
462 | int | |
116c20d2 | 463 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
464 | { |
465 | bfd_pef_loader_header header; | |
466 | asection *section; | |
467 | ||
468 | asection *loadersec = NULL; | |
469 | unsigned char *loaderbuf = NULL; | |
470 | size_t loaderlen = 0; | |
471 | int ret; | |
472 | ||
473 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
474 | if (loadersec == NULL) |
475 | goto end; | |
476 | ||
eea6121a | 477 | loaderlen = loadersec->size; |
116c20d2 | 478 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
479 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
480 | goto error; | |
116c20d2 | 481 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 482 | goto error; |
3af9a47b | 483 | |
e84d6fca AM |
484 | if (loaderlen < 56) |
485 | goto error; | |
3af9a47b | 486 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
487 | if (ret < 0) |
488 | goto error; | |
489 | ||
490 | if (header.main_section < 0) | |
491 | goto end; | |
492 | ||
493 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 494 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 495 | break; |
3af9a47b | 496 | |
e84d6fca AM |
497 | if (section == NULL) |
498 | goto error; | |
3af9a47b | 499 | |
3af9a47b NC |
500 | abfd->start_address = section->vma + header.main_offset; |
501 | ||
502 | end: | |
e84d6fca AM |
503 | if (loaderbuf != NULL) |
504 | free (loaderbuf); | |
3af9a47b NC |
505 | return 0; |
506 | ||
507 | error: | |
e84d6fca AM |
508 | if (loaderbuf != NULL) |
509 | free (loaderbuf); | |
3af9a47b NC |
510 | return -1; |
511 | } | |
512 | ||
513 | int | |
2c3fc389 NC |
514 | bfd_pef_scan (bfd *abfd, |
515 | bfd_pef_header *header, | |
516 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
517 | { |
518 | unsigned int i; | |
3af9a47b NC |
519 | enum bfd_architecture cputype; |
520 | unsigned long cpusubtype; | |
521 | ||
e84d6fca | 522 | mdata->header = *header; |
3af9a47b | 523 | |
3af9a47b | 524 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
525 | if (cputype == bfd_arch_unknown) |
526 | { | |
4eca0228 AM |
527 | _bfd_error_handler (_("bfd_pef_scan: unknown architecture 0x%lx"), |
528 | header->architecture); | |
e84d6fca AM |
529 | return -1; |
530 | } | |
3af9a47b NC |
531 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
532 | ||
533 | mdata->header = *header; | |
534 | ||
e84d6fca AM |
535 | abfd->flags = (abfd->xvec->object_flags |
536 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 537 | |
e84d6fca AM |
538 | if (header->section_count != 0) |
539 | { | |
116c20d2 | 540 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 541 | |
e84d6fca | 542 | if (mdata->sections == NULL) |
3af9a47b | 543 | return -1; |
e84d6fca AM |
544 | |
545 | for (i = 0; i < header->section_count; i++) | |
546 | { | |
547 | bfd_pef_section *cur = &mdata->sections[i]; | |
548 | cur->header_offset = 40 + (i * 28); | |
549 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
550 | return -1; | |
551 | } | |
3af9a47b | 552 | } |
3af9a47b | 553 | |
e84d6fca | 554 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 555 | return -1; |
3af9a47b NC |
556 | |
557 | abfd->tdata.pef_data = mdata; | |
558 | ||
559 | return 0; | |
560 | } | |
561 | ||
562 | static int | |
116c20d2 | 563 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
564 | { |
565 | unsigned char buf[40]; | |
566 | ||
567 | bfd_seek (abfd, 0, SEEK_SET); | |
568 | ||
116c20d2 | 569 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 570 | return -1; |
3af9a47b NC |
571 | |
572 | header->tag1 = bfd_getb32 (buf); | |
573 | header->tag2 = bfd_getb32 (buf + 4); | |
574 | header->architecture = bfd_getb32 (buf + 8); | |
575 | header->format_version = bfd_getb32 (buf + 12); | |
576 | header->timestamp = bfd_getb32 (buf + 16); | |
577 | header->old_definition_version = bfd_getb32 (buf + 20); | |
578 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
579 | header->current_version = bfd_getb32 (buf + 28); | |
580 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
581 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
582 | header->reserved = bfd_getb32 (buf + 36); | |
583 | ||
584 | return 0; | |
585 | } | |
586 | ||
587 | static const bfd_target * | |
116c20d2 | 588 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
589 | { |
590 | bfd_pef_header header; | |
c9ba0c87 | 591 | bfd_pef_data_struct *mdata; |
3af9a47b | 592 | |
e84d6fca AM |
593 | if (bfd_pef_read_header (abfd, &header) != 0) |
594 | goto wrong; | |
3af9a47b | 595 | |
e84d6fca AM |
596 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
597 | goto wrong; | |
598 | ||
c9ba0c87 AM |
599 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
600 | if (mdata == NULL) | |
e84d6fca | 601 | goto fail; |
3af9a47b | 602 | |
c9ba0c87 | 603 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
604 | goto wrong; |
605 | ||
3af9a47b | 606 | return abfd->xvec; |
e84d6fca AM |
607 | |
608 | wrong: | |
609 | bfd_set_error (bfd_error_wrong_format); | |
610 | ||
611 | fail: | |
e84d6fca | 612 | return NULL; |
3af9a47b NC |
613 | } |
614 | ||
116c20d2 NC |
615 | static int |
616 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
617 | asection *sec, | |
618 | unsigned char *buf, | |
619 | size_t len, | |
620 | long *nsym, | |
621 | asymbol **csym) | |
3af9a47b NC |
622 | { |
623 | char *name; | |
624 | ||
625 | asymbol function; | |
626 | asymbol traceback; | |
627 | ||
628 | const char *const tbprefix = "__traceback_"; | |
629 | size_t tbnamelen; | |
630 | ||
631 | size_t pos = 0; | |
632 | unsigned long count = 0; | |
633 | int ret; | |
634 | ||
e84d6fca AM |
635 | for (;;) |
636 | { | |
29e1a6e4 | 637 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
638 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
639 | break; | |
3af9a47b | 640 | |
e84d6fca AM |
641 | pos += 3; |
642 | pos -= (pos % 4); | |
3af9a47b | 643 | |
e84d6fca AM |
644 | while ((pos + 4) <= len) |
645 | { | |
646 | if (bfd_getb32 (buf + pos) == 0) | |
647 | break; | |
648 | pos += 4; | |
649 | } | |
3af9a47b | 650 | |
e84d6fca AM |
651 | if ((pos + 4) > len) |
652 | break; | |
3af9a47b | 653 | |
e84d6fca AM |
654 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
655 | &function, 0); | |
656 | if (ret < 0) | |
657 | { | |
29e1a6e4 | 658 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
659 | pos += 4; |
660 | continue; | |
661 | } | |
3af9a47b | 662 | |
e84d6fca AM |
663 | BFD_ASSERT (function.name != NULL); |
664 | ||
665 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 666 | counting symbols. */ |
e84d6fca AM |
667 | if (csym) |
668 | { | |
669 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
670 | name = bfd_alloc (abfd, tbnamelen + 1); | |
671 | if (name == NULL) | |
672 | { | |
116c20d2 | 673 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
674 | function.name = NULL; |
675 | break; | |
676 | } | |
677 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
678 | traceback.name = name; | |
679 | traceback.value = pos; | |
680 | traceback.the_bfd = abfd; | |
681 | traceback.section = sec; | |
682 | traceback.flags = 0; | |
683 | traceback.udata.i = ret; | |
684 | ||
685 | *(csym[count]) = function; | |
686 | *(csym[count + 1]) = traceback; | |
3af9a47b | 687 | } |
3af9a47b | 688 | |
e84d6fca AM |
689 | pos += ret; |
690 | count += 2; | |
691 | } | |
3af9a47b NC |
692 | |
693 | *nsym = count; | |
694 | return 0; | |
695 | } | |
696 | ||
116c20d2 NC |
697 | static int |
698 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
699 | unsigned char *buf, | |
700 | size_t len, | |
701 | unsigned long *offset) | |
3af9a47b NC |
702 | { |
703 | BFD_ASSERT (len == 24); | |
704 | ||
e84d6fca AM |
705 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
706 | return -1; | |
707 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
708 | return -1; | |
709 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
710 | return -1; | |
711 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
712 | return -1; | |
713 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
714 | return -1; | |
715 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
716 | return -1; | |
717 | ||
718 | if (offset != NULL) | |
3af9a47b | 719 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
720 | |
721 | return 0; | |
722 | } | |
723 | ||
116c20d2 NC |
724 | static int |
725 | bfd_pef_parse_function_stubs (bfd *abfd, | |
726 | asection *codesec, | |
727 | unsigned char *codebuf, | |
728 | size_t codelen, | |
729 | unsigned char *loaderbuf, | |
730 | size_t loaderlen, | |
731 | unsigned long *nsym, | |
732 | asymbol **csym) | |
3af9a47b NC |
733 | { |
734 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
735 | size_t codepos = 0; |
736 | unsigned long count = 0; | |
3af9a47b NC |
737 | bfd_pef_loader_header header; |
738 | bfd_pef_imported_library *libraries = NULL; | |
739 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
740 | unsigned long i; |
741 | int ret; | |
742 | ||
e84d6fca AM |
743 | if (loaderlen < 56) |
744 | goto error; | |
3af9a47b NC |
745 | |
746 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
747 | if (ret < 0) |
748 | goto error; | |
3af9a47b | 749 | |
116c20d2 | 750 | libraries = bfd_malloc |
3af9a47b | 751 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 752 | imports = bfd_malloc |
3af9a47b | 753 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
754 | |
755 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
756 | goto error; | |
757 | for (i = 0; i < header.imported_library_count; i++) | |
758 | { | |
759 | ret = bfd_pef_parse_imported_library | |
760 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
761 | if (ret < 0) | |
762 | goto error; | |
763 | } | |
764 | ||
765 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
766 | + (header.total_imported_symbol_count * 4))) | |
767 | goto error; | |
768 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
769 | { | |
770 | ret = (bfd_pef_parse_imported_symbol | |
771 | (abfd, | |
772 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
773 | 4, &imports[i])); | |
774 | if (ret < 0) | |
775 | goto error; | |
776 | } | |
777 | ||
3af9a47b NC |
778 | codepos = 0; |
779 | ||
e84d6fca AM |
780 | for (;;) |
781 | { | |
782 | asymbol sym; | |
783 | const char *symname; | |
784 | char *name; | |
91d6fa6a | 785 | unsigned long sym_index; |
3af9a47b | 786 | |
e84d6fca AM |
787 | if (csym && (csym[count] == NULL)) |
788 | break; | |
3af9a47b | 789 | |
e84d6fca AM |
790 | codepos += 3; |
791 | codepos -= (codepos % 4); | |
3af9a47b | 792 | |
e84d6fca AM |
793 | while ((codepos + 4) <= codelen) |
794 | { | |
795 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
796 | break; | |
797 | codepos += 4; | |
798 | } | |
3af9a47b | 799 | |
e84d6fca | 800 | if ((codepos + 4) > codelen) |
3af9a47b | 801 | break; |
3af9a47b | 802 | |
91d6fa6a | 803 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
804 | if (ret < 0) |
805 | { | |
806 | codepos += 24; | |
807 | continue; | |
808 | } | |
3af9a47b | 809 | |
91d6fa6a | 810 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
811 | { |
812 | codepos += 24; | |
813 | continue; | |
814 | } | |
3af9a47b | 815 | |
e84d6fca AM |
816 | { |
817 | size_t max, namelen; | |
818 | const char *s; | |
819 | ||
91d6fa6a | 820 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
821 | goto error; |
822 | ||
91d6fa6a | 823 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 824 | symname = (char *) loaderbuf; |
91d6fa6a | 825 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
826 | namelen = 0; |
827 | for (s = symname; s < (symname + max); s++) | |
828 | { | |
829 | if (*s == '\0') | |
830 | break; | |
29e1a6e4 | 831 | if (! ISPRINT (*s)) |
e84d6fca AM |
832 | goto error; |
833 | namelen++; | |
834 | } | |
835 | if (*s != '\0') | |
836 | goto error; | |
837 | ||
838 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
839 | if (name == NULL) | |
840 | break; | |
3af9a47b | 841 | |
e84d6fca AM |
842 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
843 | sprefix, symname); | |
844 | sym.name = name; | |
845 | } | |
3af9a47b | 846 | |
e84d6fca AM |
847 | sym.value = codepos; |
848 | sym.the_bfd = abfd; | |
849 | sym.section = codesec; | |
850 | sym.flags = 0; | |
851 | sym.udata.i = 0; | |
3af9a47b | 852 | |
e84d6fca | 853 | codepos += 24; |
3af9a47b | 854 | |
e84d6fca AM |
855 | if (csym != NULL) |
856 | *(csym[count]) = sym; | |
3af9a47b | 857 | |
e84d6fca | 858 | count++; |
3af9a47b | 859 | } |
3af9a47b NC |
860 | |
861 | goto end; | |
862 | ||
863 | end: | |
e84d6fca AM |
864 | if (libraries != NULL) |
865 | free (libraries); | |
866 | if (imports != NULL) | |
867 | free (imports); | |
3af9a47b NC |
868 | *nsym = count; |
869 | return 0; | |
870 | ||
871 | error: | |
e84d6fca AM |
872 | if (libraries != NULL) |
873 | free (libraries); | |
874 | if (imports != NULL) | |
875 | free (imports); | |
3af9a47b NC |
876 | *nsym = count; |
877 | return -1; | |
e84d6fca | 878 | } |
3af9a47b | 879 | |
116c20d2 NC |
880 | static long |
881 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
882 | { |
883 | unsigned long count = 0; | |
884 | ||
885 | asection *codesec = NULL; | |
886 | unsigned char *codebuf = NULL; | |
887 | size_t codelen = 0; | |
888 | ||
889 | asection *loadersec = NULL; | |
890 | unsigned char *loaderbuf = NULL; | |
891 | size_t loaderlen = 0; | |
892 | ||
893 | codesec = bfd_get_section_by_name (abfd, "code"); | |
894 | if (codesec != NULL) | |
895 | { | |
eea6121a | 896 | codelen = codesec->size; |
116c20d2 | 897 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
898 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
899 | goto end; | |
116c20d2 | 900 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 901 | goto end; |
3af9a47b NC |
902 | } |
903 | ||
904 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
905 | if (loadersec != NULL) | |
906 | { | |
eea6121a | 907 | loaderlen = loadersec->size; |
116c20d2 | 908 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
909 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
910 | goto end; | |
116c20d2 | 911 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 912 | goto end; |
3af9a47b | 913 | } |
e84d6fca | 914 | |
3af9a47b NC |
915 | count = 0; |
916 | if (codesec != NULL) | |
917 | { | |
f075ee0c | 918 | long ncount = 0; |
e84d6fca AM |
919 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
920 | &ncount, csym); | |
3af9a47b NC |
921 | count += ncount; |
922 | } | |
923 | ||
924 | if ((codesec != NULL) && (loadersec != NULL)) | |
925 | { | |
926 | unsigned long ncount = 0; | |
927 | bfd_pef_parse_function_stubs | |
928 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
929 | (csym != NULL) ? (csym + count) : NULL); | |
930 | count += ncount; | |
931 | } | |
e84d6fca AM |
932 | |
933 | if (csym != NULL) | |
3af9a47b | 934 | csym[count] = NULL; |
e84d6fca | 935 | |
3af9a47b | 936 | end: |
e84d6fca | 937 | if (codebuf != NULL) |
3af9a47b NC |
938 | free (codebuf); |
939 | ||
e84d6fca AM |
940 | if (loaderbuf != NULL) |
941 | free (loaderbuf); | |
942 | ||
3af9a47b NC |
943 | return count; |
944 | } | |
945 | ||
946 | static long | |
116c20d2 | 947 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
948 | { |
949 | return bfd_pef_parse_symbols (abfd, NULL); | |
950 | } | |
951 | ||
952 | static long | |
116c20d2 | 953 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
954 | { |
955 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 956 | |
e84d6fca AM |
957 | if (nsyms < 0) |
958 | return nsyms; | |
3af9a47b NC |
959 | return ((nsyms + 1) * sizeof (asymbol *)); |
960 | } | |
961 | ||
962 | static long | |
116c20d2 | 963 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
964 | { |
965 | long i; | |
966 | asymbol *syms; | |
967 | long ret; | |
3af9a47b | 968 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 969 | |
e84d6fca AM |
970 | if (nsyms < 0) |
971 | return nsyms; | |
3af9a47b NC |
972 | |
973 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
974 | if (syms == NULL) |
975 | return -1; | |
3af9a47b | 976 | |
e84d6fca | 977 | for (i = 0; i < nsyms; i++) |
3af9a47b | 978 | alocation[i] = &syms[i]; |
e84d6fca | 979 | |
3af9a47b NC |
980 | alocation[nsyms] = NULL; |
981 | ||
982 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 983 | if (ret != nsyms) |
3af9a47b | 984 | return 0; |
3af9a47b NC |
985 | |
986 | return ret; | |
987 | } | |
988 | ||
833fb04e | 989 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
990 | |
991 | static void | |
116c20d2 NC |
992 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
993 | asymbol *symbol, | |
994 | symbol_info *ret) | |
3af9a47b NC |
995 | { |
996 | bfd_symbol_info (symbol, ret); | |
997 | } | |
998 | ||
999 | static int | |
a6b96beb AM |
1000 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
1001 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1002 | { |
1003 | return 0; | |
1004 | } | |
1005 | ||
1006 | const bfd_target pef_vec = | |
1007 | { | |
116c20d2 NC |
1008 | "pef", /* Name. */ |
1009 | bfd_target_pef_flavour, /* Flavour. */ | |
1010 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1011 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1012 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1013 | HAS_LINENO | HAS_DEBUG | |
1014 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1015 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1016 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1017 | 0, /* Symbol_leading_char. */ | |
1018 | ' ', /* AR_pad_char. */ | |
1019 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1020 | 0, /* match priority. */ |
3af9a47b NC |
1021 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1022 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1023 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1024 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1025 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1026 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1027 | { /* bfd_check_format. */ | |
3af9a47b | 1028 | _bfd_dummy_target, |
116c20d2 | 1029 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1030 | _bfd_dummy_target, |
1031 | _bfd_dummy_target, | |
1032 | }, | |
116c20d2 | 1033 | { /* bfd_set_format. */ |
3af9a47b NC |
1034 | bfd_false, |
1035 | bfd_pef_mkobject, | |
1036 | bfd_false, | |
1037 | bfd_false, | |
1038 | }, | |
116c20d2 | 1039 | { /* bfd_write_contents. */ |
3af9a47b NC |
1040 | bfd_false, |
1041 | bfd_true, | |
1042 | bfd_false, | |
1043 | bfd_false, | |
1044 | }, | |
1045 | ||
1046 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1047 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1048 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1049 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1050 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1051 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1052 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1053 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1054 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1055 | ||
1056 | NULL, | |
e84d6fca | 1057 | |
3af9a47b NC |
1058 | NULL |
1059 | }; | |
1060 | ||
07d6d2b8 AM |
1061 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1062 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1063 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1064 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1065 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1066 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1067 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1068 | ||
1069 | static int | |
116c20d2 | 1070 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1071 | { |
044387af | 1072 | unsigned char buf[80]; |
3af9a47b NC |
1073 | |
1074 | bfd_seek (abfd, 0, SEEK_SET); | |
1075 | ||
044387af | 1076 | if (bfd_bread ((void *) buf, sizeof buf, abfd) != sizeof buf) |
e84d6fca | 1077 | return -1; |
3af9a47b NC |
1078 | |
1079 | header->tag1 = bfd_getb32 (buf); | |
1080 | header->tag2 = bfd_getb32 (buf + 4); | |
1081 | header->current_format = bfd_getb32 (buf + 8); | |
1082 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1083 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1084 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1085 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1086 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1087 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1088 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1089 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1090 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1091 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1092 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1093 | header->cpu_family = bfd_getb32 (buf + 56); | |
1094 | header->cpu_model = bfd_getb32 (buf + 60); | |
1095 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1096 | header->current_version = bfd_getb32 (buf + 68); | |
1097 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1098 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1099 | ||
1100 | return 0; | |
1101 | } | |
1102 | ||
116c20d2 NC |
1103 | static int |
1104 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1105 | { |
1106 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1107 | ||
116c20d2 | 1108 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1109 | if (mdata == NULL) |
3af9a47b | 1110 | return -1; |
3af9a47b | 1111 | |
3af9a47b NC |
1112 | mdata->header = *header; |
1113 | ||
e84d6fca AM |
1114 | abfd->flags = (abfd->xvec->object_flags |
1115 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1116 | |
1117 | abfd->tdata.pef_xlib_data = mdata; | |
1118 | ||
1119 | return 0; | |
1120 | } | |
1121 | ||
1122 | static const bfd_target * | |
116c20d2 | 1123 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1124 | { |
1125 | bfd_pef_xlib_header header; | |
3af9a47b | 1126 | |
e84d6fca AM |
1127 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1128 | { | |
1129 | bfd_set_error (bfd_error_wrong_format); | |
1130 | return NULL; | |
1131 | } | |
3af9a47b | 1132 | |
e84d6fca AM |
1133 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1134 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1135 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1136 | { | |
1137 | bfd_set_error (bfd_error_wrong_format); | |
1138 | return NULL; | |
1139 | } | |
3af9a47b | 1140 | |
e84d6fca AM |
1141 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1142 | { | |
e84d6fca AM |
1143 | bfd_set_error (bfd_error_wrong_format); |
1144 | return NULL; | |
1145 | } | |
1146 | ||
3af9a47b NC |
1147 | return abfd->xvec; |
1148 | } | |
1149 | ||
1150 | const bfd_target pef_xlib_vec = | |
1151 | { | |
116c20d2 NC |
1152 | "pef-xlib", /* Name. */ |
1153 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1154 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1155 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1156 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1157 | HAS_LINENO | HAS_DEBUG | |
1158 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1159 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1160 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1161 | 0, /* Symbol_leading_char. */ | |
1162 | ' ', /* AR_pad_char. */ | |
1163 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1164 | 0, /* match priority. */ |
3af9a47b NC |
1165 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1166 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1167 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1168 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1169 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1170 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1171 | { /* bfd_check_format. */ | |
3af9a47b | 1172 | _bfd_dummy_target, |
116c20d2 | 1173 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1174 | _bfd_dummy_target, |
1175 | _bfd_dummy_target, | |
1176 | }, | |
116c20d2 | 1177 | { /* bfd_set_format. */ |
3af9a47b NC |
1178 | bfd_false, |
1179 | bfd_pef_mkobject, | |
1180 | bfd_false, | |
1181 | bfd_false, | |
1182 | }, | |
116c20d2 | 1183 | { /* bfd_write_contents. */ |
3af9a47b NC |
1184 | bfd_false, |
1185 | bfd_true, | |
1186 | bfd_false, | |
1187 | bfd_false, | |
1188 | }, | |
1189 | ||
1190 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1191 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1192 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1193 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1194 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1195 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1196 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1197 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1198 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1199 | ||
1200 | NULL, | |
e84d6fca | 1201 | |
3af9a47b NC |
1202 | NULL |
1203 | }; |