Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
2571583a | 2 | Copyright (C) 1999-2017 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 | |
9c461f7d | 44 | #define bfd_pef_find_line _bfd_nosymbols_find_line |
4ab527b0 | 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 |
29e1a6e4 NC |
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 | |
29e1a6e4 NC |
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 | |
53 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents | |
54 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section | |
55 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
ae17ab41 | 56 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags |
29e1a6e4 | 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 |
29e1a6e4 | 59 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
116c20d2 | 60 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked |
3023e3f6 | 61 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol |
7dba9362 | 62 | #define bfd_pef_bfd_define_start_stop bfd_generic_define_start_stop |
29e1a6e4 | 63 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
29e1a6e4 NC |
64 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols |
65 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
66 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
67 | _bfd_generic_copy_link_hash_symbol_type | |
29e1a6e4 NC |
68 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
69 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
70 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
4f3b23b3 | 71 | #define bfd_pef_bfd_link_check_relocs _bfd_generic_link_check_relocs |
29e1a6e4 | 72 | |
3af9a47b | 73 | static int |
116c20d2 NC |
74 | bfd_pef_parse_traceback_table (bfd *abfd, |
75 | asection *section, | |
76 | unsigned char *buf, | |
77 | size_t len, | |
78 | size_t pos, | |
79 | asymbol *sym, | |
80 | FILE *file) | |
3af9a47b NC |
81 | { |
82 | struct traceback_table table; | |
83 | size_t offset; | |
84 | const char *s; | |
85 | asymbol tmpsymbol; | |
e84d6fca AM |
86 | |
87 | if (sym == NULL) | |
116c20d2 | 88 | sym = & tmpsymbol; |
3af9a47b NC |
89 | |
90 | sym->name = NULL; | |
91 | sym->value = 0; | |
92 | sym->the_bfd = abfd; | |
93 | sym->section = section; | |
94 | sym->flags = 0; | |
95 | sym->udata.i = 0; | |
96 | ||
29e1a6e4 | 97 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
98 | if ((pos + 8) > len) |
99 | return -1; | |
3af9a47b | 100 | memcpy (&table, buf + pos, 8); |
3af9a47b | 101 | |
29e1a6e4 NC |
102 | /* Calling code relies on returned symbols having a name and |
103 | correct offset. */ | |
e84d6fca | 104 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 105 | return -1; |
e84d6fca AM |
106 | |
107 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 108 | return -1; |
e84d6fca | 109 | |
f904699a | 110 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 111 | return -1; |
3af9a47b NC |
112 | |
113 | offset = 8; | |
114 | ||
e84d6fca AM |
115 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
116 | offset += 4; | |
3af9a47b | 117 | |
e84d6fca AM |
118 | if (table.flags1 & TB_HAS_TBOFF) |
119 | { | |
120 | struct traceback_table_tboff off; | |
3af9a47b | 121 | |
e84d6fca AM |
122 | if ((pos + offset + 4) > len) |
123 | return -1; | |
124 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
125 | offset += 4; | |
3af9a47b | 126 | |
29e1a6e4 NC |
127 | /* Need to subtract 4 because the offset includes the 0x0L |
128 | preceding the table. */ | |
e84d6fca AM |
129 | if (file != NULL) |
130 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 131 | |
e84d6fca AM |
132 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
133 | return -1; | |
134 | ||
135 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 136 | } |
3af9a47b | 137 | |
e84d6fca | 138 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 139 | offset += 4; |
3af9a47b | 140 | |
e84d6fca AM |
141 | if (table.flags1 & TB_HAS_CTL) |
142 | { | |
143 | struct traceback_table_anchors anchors; | |
3af9a47b | 144 | |
e84d6fca AM |
145 | if ((pos + offset + 4) > len) |
146 | return -1; | |
147 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
148 | offset += 4; | |
3af9a47b | 149 | |
e84d6fca AM |
150 | if (anchors.ctl_info > 1024) |
151 | return -1; | |
3af9a47b | 152 | |
e84d6fca | 153 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
154 | } |
155 | ||
e84d6fca AM |
156 | if (table.flags2 & TB_NAME_PRESENT) |
157 | { | |
158 | struct traceback_table_routine name; | |
159 | char *namebuf; | |
3af9a47b | 160 | |
e84d6fca AM |
161 | if ((pos + offset + 2) > len) |
162 | return -1; | |
163 | name.name_len = bfd_getb16 (buf + pos + offset); | |
164 | offset += 2; | |
3af9a47b | 165 | |
e84d6fca AM |
166 | if (name.name_len > 4096) |
167 | return -1; | |
3af9a47b | 168 | |
e84d6fca AM |
169 | if ((pos + offset + name.name_len) > len) |
170 | return -1; | |
3af9a47b | 171 | |
116c20d2 | 172 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
173 | if (namebuf == NULL) |
174 | return -1; | |
3af9a47b | 175 | |
e84d6fca AM |
176 | memcpy (namebuf, buf + pos + offset, name.name_len); |
177 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 178 | |
29e1a6e4 | 179 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
180 | if (namebuf[0] == '.') |
181 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 182 | |
e84d6fca | 183 | sym->name = namebuf; |
3af9a47b | 184 | |
e84d6fca | 185 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 186 | if (! ISPRINT (*s)) |
e84d6fca | 187 | return -1; |
3af9a47b | 188 | |
e84d6fca | 189 | offset += name.name_len; |
3af9a47b NC |
190 | } |
191 | ||
e84d6fca | 192 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 193 | offset += 4; |
3af9a47b | 194 | |
e84d6fca | 195 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 196 | offset += 4; |
3af9a47b | 197 | |
e84d6fca | 198 | if (file != NULL) |
0af1713e | 199 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 200 | |
3af9a47b NC |
201 | return offset; |
202 | } | |
203 | ||
116c20d2 NC |
204 | static void |
205 | bfd_pef_print_symbol (bfd *abfd, | |
206 | void * afile, | |
207 | asymbol *symbol, | |
208 | bfd_print_symbol_type how) | |
209 | { | |
210 | FILE *file = (FILE *) afile; | |
211 | ||
212 | switch (how) | |
213 | { | |
214 | case bfd_print_symbol_name: | |
215 | fprintf (file, "%s", symbol->name); | |
216 | break; | |
217 | default: | |
218 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
219 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 220 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 | 221 | { |
e1fa0163 | 222 | unsigned char *buf = xmalloc (symbol->udata.i); |
116c20d2 NC |
223 | size_t offset = symbol->value + 4; |
224 | size_t len = symbol->udata.i; | |
225 | int ret; | |
226 | ||
227 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
228 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
229 | len, 0, NULL, file); | |
230 | if (ret < 0) | |
231 | fprintf (file, " [ERROR]"); | |
e1fa0163 | 232 | free (buf); |
116c20d2 NC |
233 | } |
234 | } | |
235 | } | |
236 | ||
237 | static void | |
238 | bfd_pef_convert_architecture (unsigned long architecture, | |
239 | enum bfd_architecture *type, | |
240 | unsigned long *subtype) | |
241 | { | |
242 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
243 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
244 | ||
245 | *subtype = bfd_arch_unknown; | |
246 | *type = bfd_arch_unknown; | |
247 | ||
248 | if (architecture == ARCH_POWERPC) | |
249 | *type = bfd_arch_powerpc; | |
250 | else if (architecture == ARCH_M68K) | |
251 | *type = bfd_arch_m68k; | |
252 | } | |
253 | ||
254 | static bfd_boolean | |
255 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
256 | { | |
257 | return TRUE; | |
258 | } | |
259 | ||
260 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 261 | { |
e84d6fca AM |
262 | switch (section->section_kind) |
263 | { | |
264 | case BFD_PEF_SECTION_CODE: return "code"; | |
265 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
266 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
267 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
268 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
269 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
270 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
271 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
272 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
273 | default: return "unknown"; | |
274 | } | |
3af9a47b NC |
275 | } |
276 | ||
116c20d2 | 277 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 278 | { |
e84d6fca AM |
279 | switch (section->section_kind) |
280 | { | |
281 | case BFD_PEF_SECTION_CODE: | |
282 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
283 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
284 | case BFD_PEF_SECTION_PACKED_DATA: | |
285 | case BFD_PEF_SECTION_CONSTANT: | |
286 | case BFD_PEF_SECTION_LOADER: | |
287 | case BFD_PEF_SECTION_DEBUG: | |
288 | case BFD_PEF_SECTION_EXEC_DATA: | |
289 | case BFD_PEF_SECTION_EXCEPTION: | |
290 | case BFD_PEF_SECTION_TRACEBACK: | |
291 | default: | |
292 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
293 | } | |
3af9a47b NC |
294 | } |
295 | ||
296 | static asection * | |
116c20d2 | 297 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
298 | { |
299 | asection *bfdsec; | |
300 | const char *name = bfd_pef_section_name (section); | |
301 | ||
302 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
303 | if (bfdsec == NULL) |
304 | return NULL; | |
305 | ||
3af9a47b NC |
306 | bfdsec->vma = section->default_address + section->container_offset; |
307 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 308 | bfdsec->size = section->container_length; |
3af9a47b NC |
309 | bfdsec->filepos = section->container_offset; |
310 | bfdsec->alignment_power = section->alignment; | |
311 | ||
312 | bfdsec->flags = bfd_pef_section_flags (section); | |
313 | ||
314 | return bfdsec; | |
315 | } | |
316 | ||
116c20d2 NC |
317 | int |
318 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
319 | unsigned char *buf, | |
320 | size_t len, | |
321 | bfd_pef_loader_header *header) | |
3af9a47b NC |
322 | { |
323 | BFD_ASSERT (len == 56); | |
324 | ||
325 | header->main_section = bfd_getb32 (buf); | |
326 | header->main_offset = bfd_getb32 (buf + 4); | |
327 | header->init_section = bfd_getb32 (buf + 8); | |
328 | header->init_offset = bfd_getb32 (buf + 12); | |
329 | header->term_section = bfd_getb32 (buf + 16); | |
330 | header->term_offset = bfd_getb32 (buf + 20); | |
331 | header->imported_library_count = bfd_getb32 (buf + 24); | |
332 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
333 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
334 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
335 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
336 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
337 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
338 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
339 | ||
340 | return 0; | |
341 | } | |
342 | ||
116c20d2 NC |
343 | int |
344 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
345 | unsigned char *buf, | |
346 | size_t len, | |
347 | bfd_pef_imported_library *header) | |
3af9a47b NC |
348 | { |
349 | BFD_ASSERT (len == 24); | |
350 | ||
351 | header->name_offset = bfd_getb32 (buf); | |
352 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
353 | header->current_version = bfd_getb32 (buf + 8); | |
354 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
355 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
356 | header->options = buf[20]; | |
357 | header->reserved_a = buf[21]; | |
358 | header->reserved_b = bfd_getb16 (buf + 22); | |
359 | ||
360 | return 0; | |
361 | } | |
362 | ||
116c20d2 NC |
363 | int |
364 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
365 | unsigned char *buf, | |
366 | size_t len, | |
367 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
368 | { |
369 | unsigned long value; | |
370 | ||
371 | BFD_ASSERT (len == 4); | |
372 | ||
373 | value = bfd_getb32 (buf); | |
96d56e9f | 374 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
375 | symbol->name = value & 0x00ffffff; |
376 | ||
377 | return 0; | |
378 | } | |
379 | ||
116c20d2 NC |
380 | int |
381 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
382 | { |
383 | unsigned char buf[28]; | |
e84d6fca | 384 | |
3af9a47b | 385 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 386 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 387 | return -1; |
3af9a47b NC |
388 | |
389 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
390 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
391 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
392 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
393 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
394 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
395 | section->section_kind = buf[24]; | |
396 | section->share_kind = buf[25]; | |
397 | section->alignment = buf[26]; | |
398 | section->reserved = buf[27]; | |
399 | ||
400 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
401 | if (section->bfd_section == NULL) |
402 | return -1; | |
3af9a47b NC |
403 | |
404 | return 0; | |
405 | } | |
406 | ||
407 | void | |
116c20d2 NC |
408 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
409 | bfd_pef_loader_header *header, | |
410 | FILE *file) | |
3af9a47b NC |
411 | { |
412 | fprintf (file, "main_section: %ld\n", header->main_section); | |
413 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
414 | fprintf (file, "init_section: %ld\n", header->init_section); | |
415 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
416 | fprintf (file, "term_section: %ld\n", header->term_section); | |
417 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
418 | fprintf (file, "imported_library_count: %lu\n", |
419 | header->imported_library_count); | |
420 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
421 | header->total_imported_symbol_count); | |
3af9a47b NC |
422 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
423 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
424 | fprintf (file, "loader_strings_offset: %lu\n", |
425 | header->loader_strings_offset); | |
3af9a47b | 426 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
427 | fprintf (file, "export_hash_table_power: %lu\n", |
428 | header->export_hash_table_power); | |
429 | fprintf (file, "exported_symbol_count: %lu\n", | |
430 | header->exported_symbol_count); | |
3af9a47b NC |
431 | } |
432 | ||
433 | int | |
116c20d2 | 434 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
435 | { |
436 | bfd_pef_loader_header header; | |
437 | asection *loadersec = NULL; | |
438 | unsigned char *loaderbuf = NULL; | |
439 | size_t loaderlen = 0; | |
3af9a47b NC |
440 | |
441 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
442 | if (loadersec == NULL) |
443 | return -1; | |
444 | ||
eea6121a | 445 | loaderlen = loadersec->size; |
116c20d2 | 446 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 447 | |
116c20d2 NC |
448 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
449 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
450 | || loaderlen < 56 | |
451 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
452 | { |
453 | free (loaderbuf); | |
454 | return -1; | |
455 | } | |
3af9a47b NC |
456 | |
457 | bfd_pef_print_loader_header (abfd, &header, file); | |
458 | return 0; | |
459 | } | |
460 | ||
461 | int | |
116c20d2 | 462 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
463 | { |
464 | bfd_pef_loader_header header; | |
465 | asection *section; | |
466 | ||
467 | asection *loadersec = NULL; | |
468 | unsigned char *loaderbuf = NULL; | |
469 | size_t loaderlen = 0; | |
470 | int ret; | |
471 | ||
472 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
473 | if (loadersec == NULL) |
474 | goto end; | |
475 | ||
eea6121a | 476 | loaderlen = loadersec->size; |
116c20d2 | 477 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
478 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
479 | goto error; | |
116c20d2 | 480 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 481 | goto error; |
3af9a47b | 482 | |
e84d6fca AM |
483 | if (loaderlen < 56) |
484 | goto error; | |
3af9a47b | 485 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
486 | if (ret < 0) |
487 | goto error; | |
488 | ||
489 | if (header.main_section < 0) | |
490 | goto end; | |
491 | ||
492 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 493 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 494 | break; |
3af9a47b | 495 | |
e84d6fca AM |
496 | if (section == NULL) |
497 | goto error; | |
3af9a47b | 498 | |
3af9a47b NC |
499 | abfd->start_address = section->vma + header.main_offset; |
500 | ||
501 | end: | |
e84d6fca AM |
502 | if (loaderbuf != NULL) |
503 | free (loaderbuf); | |
3af9a47b NC |
504 | return 0; |
505 | ||
506 | error: | |
e84d6fca AM |
507 | if (loaderbuf != NULL) |
508 | free (loaderbuf); | |
3af9a47b NC |
509 | return -1; |
510 | } | |
511 | ||
512 | int | |
2c3fc389 NC |
513 | bfd_pef_scan (bfd *abfd, |
514 | bfd_pef_header *header, | |
515 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
516 | { |
517 | unsigned int i; | |
3af9a47b NC |
518 | enum bfd_architecture cputype; |
519 | unsigned long cpusubtype; | |
520 | ||
e84d6fca | 521 | mdata->header = *header; |
3af9a47b | 522 | |
3af9a47b | 523 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
524 | if (cputype == bfd_arch_unknown) |
525 | { | |
4eca0228 AM |
526 | _bfd_error_handler (_("bfd_pef_scan: unknown architecture 0x%lx"), |
527 | header->architecture); | |
e84d6fca AM |
528 | return -1; |
529 | } | |
3af9a47b NC |
530 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
531 | ||
532 | mdata->header = *header; | |
533 | ||
e84d6fca AM |
534 | abfd->flags = (abfd->xvec->object_flags |
535 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 536 | |
e84d6fca AM |
537 | if (header->section_count != 0) |
538 | { | |
116c20d2 | 539 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 540 | |
e84d6fca | 541 | if (mdata->sections == NULL) |
3af9a47b | 542 | return -1; |
e84d6fca AM |
543 | |
544 | for (i = 0; i < header->section_count; i++) | |
545 | { | |
546 | bfd_pef_section *cur = &mdata->sections[i]; | |
547 | cur->header_offset = 40 + (i * 28); | |
548 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
549 | return -1; | |
550 | } | |
3af9a47b | 551 | } |
3af9a47b | 552 | |
e84d6fca | 553 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 554 | return -1; |
3af9a47b NC |
555 | |
556 | abfd->tdata.pef_data = mdata; | |
557 | ||
558 | return 0; | |
559 | } | |
560 | ||
561 | static int | |
116c20d2 | 562 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
563 | { |
564 | unsigned char buf[40]; | |
565 | ||
566 | bfd_seek (abfd, 0, SEEK_SET); | |
567 | ||
116c20d2 | 568 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 569 | return -1; |
3af9a47b NC |
570 | |
571 | header->tag1 = bfd_getb32 (buf); | |
572 | header->tag2 = bfd_getb32 (buf + 4); | |
573 | header->architecture = bfd_getb32 (buf + 8); | |
574 | header->format_version = bfd_getb32 (buf + 12); | |
575 | header->timestamp = bfd_getb32 (buf + 16); | |
576 | header->old_definition_version = bfd_getb32 (buf + 20); | |
577 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
578 | header->current_version = bfd_getb32 (buf + 28); | |
579 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
580 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
581 | header->reserved = bfd_getb32 (buf + 36); | |
582 | ||
583 | return 0; | |
584 | } | |
585 | ||
586 | static const bfd_target * | |
116c20d2 | 587 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
588 | { |
589 | bfd_pef_header header; | |
c9ba0c87 | 590 | bfd_pef_data_struct *mdata; |
3af9a47b | 591 | |
e84d6fca AM |
592 | if (bfd_pef_read_header (abfd, &header) != 0) |
593 | goto wrong; | |
3af9a47b | 594 | |
e84d6fca AM |
595 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
596 | goto wrong; | |
597 | ||
c9ba0c87 AM |
598 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
599 | if (mdata == NULL) | |
e84d6fca | 600 | goto fail; |
3af9a47b | 601 | |
c9ba0c87 | 602 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
603 | goto wrong; |
604 | ||
3af9a47b | 605 | return abfd->xvec; |
e84d6fca AM |
606 | |
607 | wrong: | |
608 | bfd_set_error (bfd_error_wrong_format); | |
609 | ||
610 | fail: | |
e84d6fca | 611 | return NULL; |
3af9a47b NC |
612 | } |
613 | ||
116c20d2 NC |
614 | static int |
615 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
616 | asection *sec, | |
617 | unsigned char *buf, | |
618 | size_t len, | |
619 | long *nsym, | |
620 | asymbol **csym) | |
3af9a47b NC |
621 | { |
622 | char *name; | |
623 | ||
624 | asymbol function; | |
625 | asymbol traceback; | |
626 | ||
627 | const char *const tbprefix = "__traceback_"; | |
628 | size_t tbnamelen; | |
629 | ||
630 | size_t pos = 0; | |
631 | unsigned long count = 0; | |
632 | int ret; | |
633 | ||
e84d6fca AM |
634 | for (;;) |
635 | { | |
29e1a6e4 | 636 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
637 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
638 | break; | |
3af9a47b | 639 | |
e84d6fca AM |
640 | pos += 3; |
641 | pos -= (pos % 4); | |
3af9a47b | 642 | |
e84d6fca AM |
643 | while ((pos + 4) <= len) |
644 | { | |
645 | if (bfd_getb32 (buf + pos) == 0) | |
646 | break; | |
647 | pos += 4; | |
648 | } | |
3af9a47b | 649 | |
e84d6fca AM |
650 | if ((pos + 4) > len) |
651 | break; | |
3af9a47b | 652 | |
e84d6fca AM |
653 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
654 | &function, 0); | |
655 | if (ret < 0) | |
656 | { | |
29e1a6e4 | 657 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
658 | pos += 4; |
659 | continue; | |
660 | } | |
3af9a47b | 661 | |
e84d6fca AM |
662 | BFD_ASSERT (function.name != NULL); |
663 | ||
664 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 665 | counting symbols. */ |
e84d6fca AM |
666 | if (csym) |
667 | { | |
668 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
669 | name = bfd_alloc (abfd, tbnamelen + 1); | |
670 | if (name == NULL) | |
671 | { | |
116c20d2 | 672 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
673 | function.name = NULL; |
674 | break; | |
675 | } | |
676 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
677 | traceback.name = name; | |
678 | traceback.value = pos; | |
679 | traceback.the_bfd = abfd; | |
680 | traceback.section = sec; | |
681 | traceback.flags = 0; | |
682 | traceback.udata.i = ret; | |
683 | ||
684 | *(csym[count]) = function; | |
685 | *(csym[count + 1]) = traceback; | |
3af9a47b | 686 | } |
3af9a47b | 687 | |
e84d6fca AM |
688 | pos += ret; |
689 | count += 2; | |
690 | } | |
3af9a47b NC |
691 | |
692 | *nsym = count; | |
693 | return 0; | |
694 | } | |
695 | ||
116c20d2 NC |
696 | static int |
697 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
698 | unsigned char *buf, | |
699 | size_t len, | |
700 | unsigned long *offset) | |
3af9a47b NC |
701 | { |
702 | BFD_ASSERT (len == 24); | |
703 | ||
e84d6fca AM |
704 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
705 | return -1; | |
706 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
707 | return -1; | |
708 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
709 | return -1; | |
710 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
711 | return -1; | |
712 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
713 | return -1; | |
714 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
715 | return -1; | |
716 | ||
717 | if (offset != NULL) | |
3af9a47b | 718 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
719 | |
720 | return 0; | |
721 | } | |
722 | ||
116c20d2 NC |
723 | static int |
724 | bfd_pef_parse_function_stubs (bfd *abfd, | |
725 | asection *codesec, | |
726 | unsigned char *codebuf, | |
727 | size_t codelen, | |
728 | unsigned char *loaderbuf, | |
729 | size_t loaderlen, | |
730 | unsigned long *nsym, | |
731 | asymbol **csym) | |
3af9a47b NC |
732 | { |
733 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
734 | size_t codepos = 0; |
735 | unsigned long count = 0; | |
3af9a47b NC |
736 | bfd_pef_loader_header header; |
737 | bfd_pef_imported_library *libraries = NULL; | |
738 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
739 | unsigned long i; |
740 | int ret; | |
741 | ||
e84d6fca AM |
742 | if (loaderlen < 56) |
743 | goto error; | |
3af9a47b NC |
744 | |
745 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
746 | if (ret < 0) |
747 | goto error; | |
3af9a47b | 748 | |
116c20d2 | 749 | libraries = bfd_malloc |
3af9a47b | 750 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 751 | imports = bfd_malloc |
3af9a47b | 752 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
753 | |
754 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
755 | goto error; | |
756 | for (i = 0; i < header.imported_library_count; i++) | |
757 | { | |
758 | ret = bfd_pef_parse_imported_library | |
759 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
760 | if (ret < 0) | |
761 | goto error; | |
762 | } | |
763 | ||
764 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
765 | + (header.total_imported_symbol_count * 4))) | |
766 | goto error; | |
767 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
768 | { | |
769 | ret = (bfd_pef_parse_imported_symbol | |
770 | (abfd, | |
771 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
772 | 4, &imports[i])); | |
773 | if (ret < 0) | |
774 | goto error; | |
775 | } | |
776 | ||
3af9a47b NC |
777 | codepos = 0; |
778 | ||
e84d6fca AM |
779 | for (;;) |
780 | { | |
781 | asymbol sym; | |
782 | const char *symname; | |
783 | char *name; | |
91d6fa6a | 784 | unsigned long sym_index; |
3af9a47b | 785 | |
e84d6fca AM |
786 | if (csym && (csym[count] == NULL)) |
787 | break; | |
3af9a47b | 788 | |
e84d6fca AM |
789 | codepos += 3; |
790 | codepos -= (codepos % 4); | |
3af9a47b | 791 | |
e84d6fca AM |
792 | while ((codepos + 4) <= codelen) |
793 | { | |
794 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
795 | break; | |
796 | codepos += 4; | |
797 | } | |
3af9a47b | 798 | |
e84d6fca | 799 | if ((codepos + 4) > codelen) |
3af9a47b | 800 | break; |
3af9a47b | 801 | |
91d6fa6a | 802 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
803 | if (ret < 0) |
804 | { | |
805 | codepos += 24; | |
806 | continue; | |
807 | } | |
3af9a47b | 808 | |
91d6fa6a | 809 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
810 | { |
811 | codepos += 24; | |
812 | continue; | |
813 | } | |
3af9a47b | 814 | |
e84d6fca AM |
815 | { |
816 | size_t max, namelen; | |
817 | const char *s; | |
818 | ||
91d6fa6a | 819 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
820 | goto error; |
821 | ||
91d6fa6a | 822 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 823 | symname = (char *) loaderbuf; |
91d6fa6a | 824 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
825 | namelen = 0; |
826 | for (s = symname; s < (symname + max); s++) | |
827 | { | |
828 | if (*s == '\0') | |
829 | break; | |
29e1a6e4 | 830 | if (! ISPRINT (*s)) |
e84d6fca AM |
831 | goto error; |
832 | namelen++; | |
833 | } | |
834 | if (*s != '\0') | |
835 | goto error; | |
836 | ||
837 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
838 | if (name == NULL) | |
839 | break; | |
3af9a47b | 840 | |
e84d6fca AM |
841 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
842 | sprefix, symname); | |
843 | sym.name = name; | |
844 | } | |
3af9a47b | 845 | |
e84d6fca AM |
846 | sym.value = codepos; |
847 | sym.the_bfd = abfd; | |
848 | sym.section = codesec; | |
849 | sym.flags = 0; | |
850 | sym.udata.i = 0; | |
3af9a47b | 851 | |
e84d6fca | 852 | codepos += 24; |
3af9a47b | 853 | |
e84d6fca AM |
854 | if (csym != NULL) |
855 | *(csym[count]) = sym; | |
3af9a47b | 856 | |
e84d6fca | 857 | count++; |
3af9a47b | 858 | } |
3af9a47b NC |
859 | |
860 | goto end; | |
861 | ||
862 | end: | |
e84d6fca AM |
863 | if (libraries != NULL) |
864 | free (libraries); | |
865 | if (imports != NULL) | |
866 | free (imports); | |
3af9a47b NC |
867 | *nsym = count; |
868 | return 0; | |
869 | ||
870 | error: | |
e84d6fca AM |
871 | if (libraries != NULL) |
872 | free (libraries); | |
873 | if (imports != NULL) | |
874 | free (imports); | |
3af9a47b NC |
875 | *nsym = count; |
876 | return -1; | |
e84d6fca | 877 | } |
3af9a47b | 878 | |
116c20d2 NC |
879 | static long |
880 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
881 | { |
882 | unsigned long count = 0; | |
883 | ||
884 | asection *codesec = NULL; | |
885 | unsigned char *codebuf = NULL; | |
886 | size_t codelen = 0; | |
887 | ||
888 | asection *loadersec = NULL; | |
889 | unsigned char *loaderbuf = NULL; | |
890 | size_t loaderlen = 0; | |
891 | ||
892 | codesec = bfd_get_section_by_name (abfd, "code"); | |
893 | if (codesec != NULL) | |
894 | { | |
eea6121a | 895 | codelen = codesec->size; |
116c20d2 | 896 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
897 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
898 | goto end; | |
116c20d2 | 899 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 900 | goto end; |
3af9a47b NC |
901 | } |
902 | ||
903 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
904 | if (loadersec != NULL) | |
905 | { | |
eea6121a | 906 | loaderlen = loadersec->size; |
116c20d2 | 907 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
908 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
909 | goto end; | |
116c20d2 | 910 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 911 | goto end; |
3af9a47b | 912 | } |
e84d6fca | 913 | |
3af9a47b NC |
914 | count = 0; |
915 | if (codesec != NULL) | |
916 | { | |
f075ee0c | 917 | long ncount = 0; |
e84d6fca AM |
918 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
919 | &ncount, csym); | |
3af9a47b NC |
920 | count += ncount; |
921 | } | |
922 | ||
923 | if ((codesec != NULL) && (loadersec != NULL)) | |
924 | { | |
925 | unsigned long ncount = 0; | |
926 | bfd_pef_parse_function_stubs | |
927 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
928 | (csym != NULL) ? (csym + count) : NULL); | |
929 | count += ncount; | |
930 | } | |
e84d6fca AM |
931 | |
932 | if (csym != NULL) | |
3af9a47b | 933 | csym[count] = NULL; |
e84d6fca | 934 | |
3af9a47b | 935 | end: |
e84d6fca | 936 | if (codebuf != NULL) |
3af9a47b NC |
937 | free (codebuf); |
938 | ||
e84d6fca AM |
939 | if (loaderbuf != NULL) |
940 | free (loaderbuf); | |
941 | ||
3af9a47b NC |
942 | return count; |
943 | } | |
944 | ||
945 | static long | |
116c20d2 | 946 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
947 | { |
948 | return bfd_pef_parse_symbols (abfd, NULL); | |
949 | } | |
950 | ||
951 | static long | |
116c20d2 | 952 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
953 | { |
954 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 955 | |
e84d6fca AM |
956 | if (nsyms < 0) |
957 | return nsyms; | |
3af9a47b NC |
958 | return ((nsyms + 1) * sizeof (asymbol *)); |
959 | } | |
960 | ||
961 | static long | |
116c20d2 | 962 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
963 | { |
964 | long i; | |
965 | asymbol *syms; | |
966 | long ret; | |
3af9a47b | 967 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 968 | |
e84d6fca AM |
969 | if (nsyms < 0) |
970 | return nsyms; | |
3af9a47b NC |
971 | |
972 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
973 | if (syms == NULL) |
974 | return -1; | |
3af9a47b | 975 | |
e84d6fca | 976 | for (i = 0; i < nsyms; i++) |
3af9a47b | 977 | alocation[i] = &syms[i]; |
e84d6fca | 978 | |
3af9a47b NC |
979 | alocation[nsyms] = NULL; |
980 | ||
981 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 982 | if (ret != nsyms) |
3af9a47b | 983 | return 0; |
3af9a47b NC |
984 | |
985 | return ret; | |
986 | } | |
987 | ||
833fb04e | 988 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
989 | |
990 | static void | |
116c20d2 NC |
991 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
992 | asymbol *symbol, | |
993 | symbol_info *ret) | |
3af9a47b NC |
994 | { |
995 | bfd_symbol_info (symbol, ret); | |
996 | } | |
997 | ||
998 | static int | |
a6b96beb AM |
999 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
1000 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1001 | { |
1002 | return 0; | |
1003 | } | |
1004 | ||
1005 | const bfd_target pef_vec = | |
1006 | { | |
116c20d2 NC |
1007 | "pef", /* Name. */ |
1008 | bfd_target_pef_flavour, /* Flavour. */ | |
1009 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1010 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1011 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1012 | HAS_LINENO | HAS_DEBUG | |
1013 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1014 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1015 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1016 | 0, /* Symbol_leading_char. */ | |
1017 | ' ', /* AR_pad_char. */ | |
1018 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1019 | 0, /* match priority. */ |
3af9a47b NC |
1020 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1021 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1022 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1023 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1024 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1025 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1026 | { /* bfd_check_format. */ | |
3af9a47b | 1027 | _bfd_dummy_target, |
116c20d2 | 1028 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1029 | _bfd_dummy_target, |
1030 | _bfd_dummy_target, | |
1031 | }, | |
116c20d2 | 1032 | { /* bfd_set_format. */ |
3af9a47b NC |
1033 | bfd_false, |
1034 | bfd_pef_mkobject, | |
1035 | bfd_false, | |
1036 | bfd_false, | |
1037 | }, | |
116c20d2 | 1038 | { /* bfd_write_contents. */ |
3af9a47b NC |
1039 | bfd_false, |
1040 | bfd_true, | |
1041 | bfd_false, | |
1042 | bfd_false, | |
1043 | }, | |
1044 | ||
1045 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1046 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1047 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1048 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1049 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1050 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1051 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1052 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1053 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1054 | ||
1055 | NULL, | |
e84d6fca | 1056 | |
3af9a47b NC |
1057 | NULL |
1058 | }; | |
1059 | ||
116c20d2 NC |
1060 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1061 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1062 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1063 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1064 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1065 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1066 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1067 | ||
1068 | static int | |
116c20d2 | 1069 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1070 | { |
044387af | 1071 | unsigned char buf[80]; |
3af9a47b NC |
1072 | |
1073 | bfd_seek (abfd, 0, SEEK_SET); | |
1074 | ||
044387af | 1075 | if (bfd_bread ((void *) buf, sizeof buf, abfd) != sizeof buf) |
e84d6fca | 1076 | return -1; |
3af9a47b NC |
1077 | |
1078 | header->tag1 = bfd_getb32 (buf); | |
1079 | header->tag2 = bfd_getb32 (buf + 4); | |
1080 | header->current_format = bfd_getb32 (buf + 8); | |
1081 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1082 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1083 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1084 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1085 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1086 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1087 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1088 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1089 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1090 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1091 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1092 | header->cpu_family = bfd_getb32 (buf + 56); | |
1093 | header->cpu_model = bfd_getb32 (buf + 60); | |
1094 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1095 | header->current_version = bfd_getb32 (buf + 68); | |
1096 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1097 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1098 | ||
1099 | return 0; | |
1100 | } | |
1101 | ||
116c20d2 NC |
1102 | static int |
1103 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1104 | { |
1105 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1106 | ||
116c20d2 | 1107 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1108 | if (mdata == NULL) |
3af9a47b | 1109 | return -1; |
3af9a47b | 1110 | |
3af9a47b NC |
1111 | mdata->header = *header; |
1112 | ||
e84d6fca AM |
1113 | abfd->flags = (abfd->xvec->object_flags |
1114 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1115 | |
1116 | abfd->tdata.pef_xlib_data = mdata; | |
1117 | ||
1118 | return 0; | |
1119 | } | |
1120 | ||
1121 | static const bfd_target * | |
116c20d2 | 1122 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1123 | { |
1124 | bfd_pef_xlib_header header; | |
3af9a47b | 1125 | |
e84d6fca AM |
1126 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1127 | { | |
1128 | bfd_set_error (bfd_error_wrong_format); | |
1129 | return NULL; | |
1130 | } | |
3af9a47b | 1131 | |
e84d6fca AM |
1132 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1133 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1134 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1135 | { | |
1136 | bfd_set_error (bfd_error_wrong_format); | |
1137 | return NULL; | |
1138 | } | |
3af9a47b | 1139 | |
e84d6fca AM |
1140 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1141 | { | |
e84d6fca AM |
1142 | bfd_set_error (bfd_error_wrong_format); |
1143 | return NULL; | |
1144 | } | |
1145 | ||
3af9a47b NC |
1146 | return abfd->xvec; |
1147 | } | |
1148 | ||
1149 | const bfd_target pef_xlib_vec = | |
1150 | { | |
116c20d2 NC |
1151 | "pef-xlib", /* Name. */ |
1152 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1153 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1154 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1155 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1156 | HAS_LINENO | HAS_DEBUG | |
1157 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1158 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1159 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1160 | 0, /* Symbol_leading_char. */ | |
1161 | ' ', /* AR_pad_char. */ | |
1162 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1163 | 0, /* match priority. */ |
3af9a47b NC |
1164 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1165 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1166 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1167 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1168 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1169 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1170 | { /* bfd_check_format. */ | |
3af9a47b | 1171 | _bfd_dummy_target, |
116c20d2 | 1172 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1173 | _bfd_dummy_target, |
1174 | _bfd_dummy_target, | |
1175 | }, | |
116c20d2 | 1176 | { /* bfd_set_format. */ |
3af9a47b NC |
1177 | bfd_false, |
1178 | bfd_pef_mkobject, | |
1179 | bfd_false, | |
1180 | bfd_false, | |
1181 | }, | |
116c20d2 | 1182 | { /* bfd_write_contents. */ |
3af9a47b NC |
1183 | bfd_false, |
1184 | bfd_true, | |
1185 | bfd_false, | |
1186 | bfd_false, | |
1187 | }, | |
1188 | ||
1189 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1190 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1191 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1192 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1193 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1194 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1195 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1196 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1197 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1198 | ||
1199 | NULL, | |
e84d6fca | 1200 | |
3af9a47b NC |
1201 | NULL |
1202 | }; |