]>
Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
fd67aa11 | 2 | Copyright (C) 1999-2024 Free Software Foundation, Inc. |
3af9a47b NC |
3 | |
4 | This file is part of BFD, the Binary File Descriptor library. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 8 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
9 | (at your option) any later version. |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
e84d6fca | 17 | along with this program; if not, write to the Free Software |
cd123cb7 NC |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | MA 02110-1301, USA. */ | |
3af9a47b | 20 | |
100fc767 TG |
21 | /* PEF (Preferred Executable Format) is the binary file format for late |
22 | classic Mac OS versions (before Darwin). It is supported by both m68k | |
23 | and PowerPc. It is also called CFM (Code Fragment Manager). */ | |
24 | ||
3db64b00 | 25 | #include "sysdep.h" |
29e1a6e4 | 26 | #include "safe-ctype.h" |
3af9a47b NC |
27 | #include "pef.h" |
28 | #include "pef-traceback.h" | |
3af9a47b | 29 | #include "bfd.h" |
3af9a47b | 30 | #include "libbfd.h" |
3af9a47b NC |
31 | #include "libiberty.h" |
32 | ||
33 | #ifndef BFD_IO_FUNCS | |
34 | #define BFD_IO_FUNCS 0 | |
35 | #endif | |
36 | ||
07d6d2b8 AM |
37 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
38 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
39 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
40 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
d00dd7dc | 41 | #define bfd_pef_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false |
07d6d2b8 AM |
42 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
43 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
6e7a29c7 | 44 | #define bfd_pef_find_nearest_line_with_alt _bfd_nosymbols_find_nearest_line_with_alt |
07d6d2b8 AM |
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 |
cb7f4b29 | 60 | #define bfd_pef_bfd_group_name bfd_generic_group_name |
07d6d2b8 AM |
61 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
62 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked | |
63 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol | |
34a87bb0 | 64 | #define bfd_pef_bfd_link_hide_symbol _bfd_generic_link_hide_symbol |
07d6d2b8 AM |
65 | #define bfd_pef_bfd_define_start_stop bfd_generic_define_start_stop |
66 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create | |
67 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
68 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
69 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
70 | _bfd_generic_copy_link_hash_symbol_type | |
07d6d2b8 AM |
71 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
72 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
07d6d2b8 | 73 | #define bfd_pef_bfd_link_check_relocs _bfd_generic_link_check_relocs |
29e1a6e4 | 74 | |
3af9a47b | 75 | static int |
116c20d2 NC |
76 | bfd_pef_parse_traceback_table (bfd *abfd, |
77 | asection *section, | |
78 | unsigned char *buf, | |
79 | size_t len, | |
80 | size_t pos, | |
81 | asymbol *sym, | |
82 | FILE *file) | |
3af9a47b NC |
83 | { |
84 | struct traceback_table table; | |
85 | size_t offset; | |
86 | const char *s; | |
87 | asymbol tmpsymbol; | |
e84d6fca AM |
88 | |
89 | if (sym == NULL) | |
116c20d2 | 90 | sym = & tmpsymbol; |
3af9a47b NC |
91 | |
92 | sym->name = NULL; | |
93 | sym->value = 0; | |
94 | sym->the_bfd = abfd; | |
95 | sym->section = section; | |
96 | sym->flags = 0; | |
97 | sym->udata.i = 0; | |
98 | ||
29e1a6e4 | 99 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
100 | if ((pos + 8) > len) |
101 | return -1; | |
3af9a47b | 102 | memcpy (&table, buf + pos, 8); |
3af9a47b | 103 | |
29e1a6e4 NC |
104 | /* Calling code relies on returned symbols having a name and |
105 | correct offset. */ | |
e84d6fca | 106 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 107 | return -1; |
e84d6fca AM |
108 | |
109 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 110 | return -1; |
e84d6fca | 111 | |
f904699a | 112 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 113 | return -1; |
3af9a47b NC |
114 | |
115 | offset = 8; | |
116 | ||
e84d6fca AM |
117 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
118 | offset += 4; | |
3af9a47b | 119 | |
e84d6fca AM |
120 | if (table.flags1 & TB_HAS_TBOFF) |
121 | { | |
122 | struct traceback_table_tboff off; | |
3af9a47b | 123 | |
e84d6fca AM |
124 | if ((pos + offset + 4) > len) |
125 | return -1; | |
126 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
127 | offset += 4; | |
3af9a47b | 128 | |
29e1a6e4 NC |
129 | /* Need to subtract 4 because the offset includes the 0x0L |
130 | preceding the table. */ | |
e84d6fca AM |
131 | if (file != NULL) |
132 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 133 | |
e84d6fca AM |
134 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
135 | return -1; | |
136 | ||
137 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 138 | } |
3af9a47b | 139 | |
e84d6fca | 140 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 141 | offset += 4; |
3af9a47b | 142 | |
e84d6fca AM |
143 | if (table.flags1 & TB_HAS_CTL) |
144 | { | |
145 | struct traceback_table_anchors anchors; | |
3af9a47b | 146 | |
e84d6fca AM |
147 | if ((pos + offset + 4) > len) |
148 | return -1; | |
149 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
150 | offset += 4; | |
3af9a47b | 151 | |
e84d6fca AM |
152 | if (anchors.ctl_info > 1024) |
153 | return -1; | |
3af9a47b | 154 | |
e84d6fca | 155 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
156 | } |
157 | ||
e84d6fca AM |
158 | if (table.flags2 & TB_NAME_PRESENT) |
159 | { | |
160 | struct traceback_table_routine name; | |
161 | char *namebuf; | |
3af9a47b | 162 | |
e84d6fca AM |
163 | if ((pos + offset + 2) > len) |
164 | return -1; | |
165 | name.name_len = bfd_getb16 (buf + pos + offset); | |
166 | offset += 2; | |
3af9a47b | 167 | |
e84d6fca AM |
168 | if (name.name_len > 4096) |
169 | return -1; | |
3af9a47b | 170 | |
e84d6fca AM |
171 | if ((pos + offset + name.name_len) > len) |
172 | return -1; | |
3af9a47b | 173 | |
116c20d2 | 174 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
175 | if (namebuf == NULL) |
176 | return -1; | |
3af9a47b | 177 | |
e84d6fca AM |
178 | memcpy (namebuf, buf + pos + offset, name.name_len); |
179 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 180 | |
29e1a6e4 | 181 | /* Strip leading period inserted by compiler. */ |
e84d6fca | 182 | if (namebuf[0] == '.') |
970a38be | 183 | memmove (namebuf, namebuf + 1, name.name_len); |
3af9a47b | 184 | |
e84d6fca | 185 | sym->name = namebuf; |
3af9a47b | 186 | |
e84d6fca | 187 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 188 | if (! ISPRINT (*s)) |
e84d6fca | 189 | return -1; |
3af9a47b | 190 | |
e84d6fca | 191 | offset += name.name_len; |
3af9a47b NC |
192 | } |
193 | ||
e84d6fca | 194 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 195 | offset += 4; |
3af9a47b | 196 | |
e84d6fca | 197 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 198 | offset += 4; |
3af9a47b | 199 | |
e84d6fca | 200 | if (file != NULL) |
0af1713e | 201 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 202 | |
3af9a47b NC |
203 | return offset; |
204 | } | |
205 | ||
116c20d2 NC |
206 | static void |
207 | bfd_pef_print_symbol (bfd *abfd, | |
208 | void * afile, | |
209 | asymbol *symbol, | |
210 | bfd_print_symbol_type how) | |
211 | { | |
212 | FILE *file = (FILE *) afile; | |
213 | ||
214 | switch (how) | |
215 | { | |
216 | case bfd_print_symbol_name: | |
217 | fprintf (file, "%s", symbol->name); | |
218 | break; | |
219 | default: | |
220 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
221 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
08dedd66 | 222 | if (startswith (symbol->name, "__traceback_")) |
116c20d2 | 223 | { |
ec9bd0a2 | 224 | unsigned char *buf; |
116c20d2 NC |
225 | size_t offset = symbol->value + 4; |
226 | size_t len = symbol->udata.i; | |
116c20d2 | 227 | |
ec9bd0a2 AM |
228 | buf = bfd_malloc (len); |
229 | if (buf == NULL | |
230 | || !bfd_get_section_contents (abfd, symbol->section, buf, | |
231 | offset, len) | |
232 | || bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
233 | len, 0, NULL, file) < 0) | |
116c20d2 | 234 | fprintf (file, " [ERROR]"); |
e1fa0163 | 235 | free (buf); |
116c20d2 NC |
236 | } |
237 | } | |
238 | } | |
239 | ||
240 | static void | |
241 | bfd_pef_convert_architecture (unsigned long architecture, | |
242 | enum bfd_architecture *type, | |
243 | unsigned long *subtype) | |
244 | { | |
245 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
246 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
247 | ||
248 | *subtype = bfd_arch_unknown; | |
249 | *type = bfd_arch_unknown; | |
250 | ||
251 | if (architecture == ARCH_POWERPC) | |
252 | *type = bfd_arch_powerpc; | |
253 | else if (architecture == ARCH_M68K) | |
254 | *type = bfd_arch_m68k; | |
255 | } | |
256 | ||
0a1b45a2 | 257 | static bool |
116c20d2 NC |
258 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) |
259 | { | |
0a1b45a2 | 260 | return true; |
116c20d2 NC |
261 | } |
262 | ||
263 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 264 | { |
e84d6fca AM |
265 | switch (section->section_kind) |
266 | { | |
267 | case BFD_PEF_SECTION_CODE: return "code"; | |
268 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
269 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
270 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
271 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
272 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
273 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
274 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
275 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
276 | default: return "unknown"; | |
277 | } | |
3af9a47b NC |
278 | } |
279 | ||
116c20d2 | 280 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 281 | { |
e84d6fca AM |
282 | switch (section->section_kind) |
283 | { | |
284 | case BFD_PEF_SECTION_CODE: | |
285 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
286 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
287 | case BFD_PEF_SECTION_PACKED_DATA: | |
288 | case BFD_PEF_SECTION_CONSTANT: | |
289 | case BFD_PEF_SECTION_LOADER: | |
290 | case BFD_PEF_SECTION_DEBUG: | |
291 | case BFD_PEF_SECTION_EXEC_DATA: | |
292 | case BFD_PEF_SECTION_EXCEPTION: | |
293 | case BFD_PEF_SECTION_TRACEBACK: | |
294 | default: | |
295 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
296 | } | |
3af9a47b NC |
297 | } |
298 | ||
299 | static asection * | |
116c20d2 | 300 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
301 | { |
302 | asection *bfdsec; | |
303 | const char *name = bfd_pef_section_name (section); | |
304 | ||
305 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
306 | if (bfdsec == NULL) |
307 | return NULL; | |
308 | ||
3af9a47b NC |
309 | bfdsec->vma = section->default_address + section->container_offset; |
310 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 311 | bfdsec->size = section->container_length; |
3af9a47b NC |
312 | bfdsec->filepos = section->container_offset; |
313 | bfdsec->alignment_power = section->alignment; | |
314 | ||
315 | bfdsec->flags = bfd_pef_section_flags (section); | |
316 | ||
317 | return bfdsec; | |
318 | } | |
319 | ||
116c20d2 NC |
320 | int |
321 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
322 | unsigned char *buf, | |
323 | size_t len, | |
324 | bfd_pef_loader_header *header) | |
3af9a47b NC |
325 | { |
326 | BFD_ASSERT (len == 56); | |
327 | ||
328 | header->main_section = bfd_getb32 (buf); | |
329 | header->main_offset = bfd_getb32 (buf + 4); | |
330 | header->init_section = bfd_getb32 (buf + 8); | |
331 | header->init_offset = bfd_getb32 (buf + 12); | |
332 | header->term_section = bfd_getb32 (buf + 16); | |
333 | header->term_offset = bfd_getb32 (buf + 20); | |
334 | header->imported_library_count = bfd_getb32 (buf + 24); | |
335 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
336 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
337 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
338 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
339 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
340 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
341 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
342 | ||
343 | return 0; | |
344 | } | |
345 | ||
116c20d2 NC |
346 | int |
347 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
348 | unsigned char *buf, | |
349 | size_t len, | |
350 | bfd_pef_imported_library *header) | |
3af9a47b NC |
351 | { |
352 | BFD_ASSERT (len == 24); | |
353 | ||
354 | header->name_offset = bfd_getb32 (buf); | |
355 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
356 | header->current_version = bfd_getb32 (buf + 8); | |
357 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
358 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
359 | header->options = buf[20]; | |
360 | header->reserved_a = buf[21]; | |
361 | header->reserved_b = bfd_getb16 (buf + 22); | |
362 | ||
363 | return 0; | |
364 | } | |
365 | ||
116c20d2 NC |
366 | int |
367 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
368 | unsigned char *buf, | |
369 | size_t len, | |
370 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
371 | { |
372 | unsigned long value; | |
373 | ||
374 | BFD_ASSERT (len == 4); | |
375 | ||
376 | value = bfd_getb32 (buf); | |
96d56e9f | 377 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
378 | symbol->name = value & 0x00ffffff; |
379 | ||
380 | return 0; | |
381 | } | |
382 | ||
116c20d2 NC |
383 | int |
384 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
385 | { |
386 | unsigned char buf[28]; | |
e84d6fca | 387 | |
e416bd75 AM |
388 | if (bfd_seek (abfd, section->header_offset, SEEK_SET) != 0 |
389 | || bfd_read (buf, 28, abfd) != 28) | |
e84d6fca | 390 | return -1; |
3af9a47b NC |
391 | |
392 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
393 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
394 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
395 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
396 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
397 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
398 | section->section_kind = buf[24]; | |
399 | section->share_kind = buf[25]; | |
400 | section->alignment = buf[26]; | |
401 | section->reserved = buf[27]; | |
402 | ||
403 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
404 | if (section->bfd_section == NULL) |
405 | return -1; | |
3af9a47b NC |
406 | |
407 | return 0; | |
408 | } | |
409 | ||
410 | void | |
116c20d2 NC |
411 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
412 | bfd_pef_loader_header *header, | |
413 | FILE *file) | |
3af9a47b NC |
414 | { |
415 | fprintf (file, "main_section: %ld\n", header->main_section); | |
416 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
417 | fprintf (file, "init_section: %ld\n", header->init_section); | |
418 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
419 | fprintf (file, "term_section: %ld\n", header->term_section); | |
420 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
421 | fprintf (file, "imported_library_count: %lu\n", |
422 | header->imported_library_count); | |
423 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
424 | header->total_imported_symbol_count); | |
3af9a47b NC |
425 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
426 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
427 | fprintf (file, "loader_strings_offset: %lu\n", |
428 | header->loader_strings_offset); | |
3af9a47b | 429 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
430 | fprintf (file, "export_hash_table_power: %lu\n", |
431 | header->export_hash_table_power); | |
432 | fprintf (file, "exported_symbol_count: %lu\n", | |
433 | header->exported_symbol_count); | |
3af9a47b NC |
434 | } |
435 | ||
436 | int | |
116c20d2 | 437 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
438 | { |
439 | bfd_pef_loader_header header; | |
440 | asection *loadersec = NULL; | |
441 | unsigned char *loaderbuf = NULL; | |
442 | size_t loaderlen = 0; | |
3af9a47b NC |
443 | |
444 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
445 | if (loadersec == NULL) |
446 | return -1; | |
447 | ||
eea6121a | 448 | loaderlen = loadersec->size; |
2bb3687b AM |
449 | if (loaderlen < 56) |
450 | return -1; | |
451 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) | |
452 | return -1; | |
453 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); | |
7a0fb7be NC |
454 | if (loaderbuf == NULL) |
455 | return -1; | |
3af9a47b | 456 | |
2bb3687b | 457 | if (bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) |
e84d6fca AM |
458 | { |
459 | free (loaderbuf); | |
460 | return -1; | |
461 | } | |
3af9a47b NC |
462 | |
463 | bfd_pef_print_loader_header (abfd, &header, file); | |
464 | return 0; | |
465 | } | |
466 | ||
467 | int | |
116c20d2 | 468 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
469 | { |
470 | bfd_pef_loader_header header; | |
471 | asection *section; | |
472 | ||
473 | asection *loadersec = NULL; | |
474 | unsigned char *loaderbuf = NULL; | |
475 | size_t loaderlen = 0; | |
476 | int ret; | |
477 | ||
478 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
479 | if (loadersec == NULL) |
480 | goto end; | |
481 | ||
eea6121a | 482 | loaderlen = loadersec->size; |
2bb3687b | 483 | if (loaderlen < 56) |
e84d6fca | 484 | goto error; |
2bb3687b | 485 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) |
e84d6fca | 486 | goto error; |
2bb3687b AM |
487 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); |
488 | if (loaderbuf == NULL) | |
e84d6fca | 489 | goto error; |
2bb3687b | 490 | |
3af9a47b | 491 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
492 | if (ret < 0) |
493 | goto error; | |
494 | ||
495 | if (header.main_section < 0) | |
496 | goto end; | |
497 | ||
498 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 499 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 500 | break; |
3af9a47b | 501 | |
e84d6fca AM |
502 | if (section == NULL) |
503 | goto error; | |
3af9a47b | 504 | |
3af9a47b NC |
505 | abfd->start_address = section->vma + header.main_offset; |
506 | ||
507 | end: | |
c9594989 | 508 | free (loaderbuf); |
3af9a47b NC |
509 | return 0; |
510 | ||
511 | error: | |
c9594989 | 512 | free (loaderbuf); |
3af9a47b NC |
513 | return -1; |
514 | } | |
515 | ||
516 | int | |
2c3fc389 NC |
517 | bfd_pef_scan (bfd *abfd, |
518 | bfd_pef_header *header, | |
519 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
520 | { |
521 | unsigned int i; | |
3af9a47b NC |
522 | enum bfd_architecture cputype; |
523 | unsigned long cpusubtype; | |
524 | ||
e84d6fca | 525 | mdata->header = *header; |
3af9a47b | 526 | |
3af9a47b | 527 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
528 | if (cputype == bfd_arch_unknown) |
529 | { | |
4eca0228 AM |
530 | _bfd_error_handler (_("bfd_pef_scan: unknown architecture 0x%lx"), |
531 | header->architecture); | |
e84d6fca AM |
532 | return -1; |
533 | } | |
3af9a47b NC |
534 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
535 | ||
536 | mdata->header = *header; | |
537 | ||
e84d6fca AM |
538 | abfd->flags = (abfd->xvec->object_flags |
539 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 540 | |
e84d6fca AM |
541 | if (header->section_count != 0) |
542 | { | |
116c20d2 | 543 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 544 | |
e84d6fca | 545 | if (mdata->sections == NULL) |
3af9a47b | 546 | return -1; |
e84d6fca AM |
547 | |
548 | for (i = 0; i < header->section_count; i++) | |
549 | { | |
550 | bfd_pef_section *cur = &mdata->sections[i]; | |
551 | cur->header_offset = 40 + (i * 28); | |
552 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
553 | return -1; | |
554 | } | |
3af9a47b | 555 | } |
3af9a47b | 556 | |
e84d6fca | 557 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 558 | return -1; |
3af9a47b NC |
559 | |
560 | abfd->tdata.pef_data = mdata; | |
561 | ||
562 | return 0; | |
563 | } | |
564 | ||
565 | static int | |
116c20d2 | 566 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
567 | { |
568 | unsigned char buf[40]; | |
569 | ||
e416bd75 AM |
570 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
571 | || bfd_read (buf, 40, abfd) != 40) | |
e84d6fca | 572 | return -1; |
3af9a47b NC |
573 | |
574 | header->tag1 = bfd_getb32 (buf); | |
575 | header->tag2 = bfd_getb32 (buf + 4); | |
576 | header->architecture = bfd_getb32 (buf + 8); | |
577 | header->format_version = bfd_getb32 (buf + 12); | |
578 | header->timestamp = bfd_getb32 (buf + 16); | |
579 | header->old_definition_version = bfd_getb32 (buf + 20); | |
580 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
581 | header->current_version = bfd_getb32 (buf + 28); | |
582 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
583 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
584 | header->reserved = bfd_getb32 (buf + 36); | |
585 | ||
586 | return 0; | |
587 | } | |
588 | ||
cb001c0d | 589 | static bfd_cleanup |
116c20d2 | 590 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
591 | { |
592 | bfd_pef_header header; | |
c9ba0c87 | 593 | bfd_pef_data_struct *mdata; |
3af9a47b | 594 | |
e84d6fca AM |
595 | if (bfd_pef_read_header (abfd, &header) != 0) |
596 | goto wrong; | |
3af9a47b | 597 | |
e84d6fca AM |
598 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
599 | goto wrong; | |
600 | ||
c9ba0c87 AM |
601 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
602 | if (mdata == NULL) | |
e84d6fca | 603 | goto fail; |
3af9a47b | 604 | |
c9ba0c87 | 605 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
606 | goto wrong; |
607 | ||
cb001c0d | 608 | return _bfd_no_cleanup; |
e84d6fca AM |
609 | |
610 | wrong: | |
611 | bfd_set_error (bfd_error_wrong_format); | |
612 | ||
613 | fail: | |
e84d6fca | 614 | return NULL; |
3af9a47b NC |
615 | } |
616 | ||
116c20d2 NC |
617 | static int |
618 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
619 | asection *sec, | |
620 | unsigned char *buf, | |
621 | size_t len, | |
622 | long *nsym, | |
623 | asymbol **csym) | |
3af9a47b NC |
624 | { |
625 | char *name; | |
626 | ||
627 | asymbol function; | |
628 | asymbol traceback; | |
629 | ||
630 | const char *const tbprefix = "__traceback_"; | |
631 | size_t tbnamelen; | |
632 | ||
633 | size_t pos = 0; | |
634 | unsigned long count = 0; | |
635 | int ret; | |
636 | ||
e84d6fca AM |
637 | for (;;) |
638 | { | |
29e1a6e4 | 639 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
640 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
641 | break; | |
3af9a47b | 642 | |
e84d6fca AM |
643 | pos += 3; |
644 | pos -= (pos % 4); | |
3af9a47b | 645 | |
e84d6fca AM |
646 | while ((pos + 4) <= len) |
647 | { | |
648 | if (bfd_getb32 (buf + pos) == 0) | |
649 | break; | |
650 | pos += 4; | |
651 | } | |
3af9a47b | 652 | |
e84d6fca AM |
653 | if ((pos + 4) > len) |
654 | break; | |
3af9a47b | 655 | |
e84d6fca AM |
656 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
657 | &function, 0); | |
658 | if (ret < 0) | |
659 | { | |
29e1a6e4 | 660 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
661 | pos += 4; |
662 | continue; | |
663 | } | |
3af9a47b | 664 | |
e84d6fca AM |
665 | BFD_ASSERT (function.name != NULL); |
666 | ||
667 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 668 | counting symbols. */ |
e84d6fca AM |
669 | if (csym) |
670 | { | |
671 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
672 | name = bfd_alloc (abfd, tbnamelen + 1); | |
673 | if (name == NULL) | |
674 | { | |
116c20d2 | 675 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
676 | function.name = NULL; |
677 | break; | |
678 | } | |
679 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
680 | traceback.name = name; | |
681 | traceback.value = pos; | |
682 | traceback.the_bfd = abfd; | |
683 | traceback.section = sec; | |
684 | traceback.flags = 0; | |
685 | traceback.udata.i = ret; | |
686 | ||
687 | *(csym[count]) = function; | |
688 | *(csym[count + 1]) = traceback; | |
3af9a47b | 689 | } |
3af9a47b | 690 | |
e84d6fca AM |
691 | pos += ret; |
692 | count += 2; | |
693 | } | |
3af9a47b NC |
694 | |
695 | *nsym = count; | |
696 | return 0; | |
697 | } | |
698 | ||
116c20d2 NC |
699 | static int |
700 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
701 | unsigned char *buf, | |
702 | size_t len, | |
703 | unsigned long *offset) | |
3af9a47b NC |
704 | { |
705 | BFD_ASSERT (len == 24); | |
706 | ||
e84d6fca AM |
707 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
708 | return -1; | |
709 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
710 | return -1; | |
711 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
712 | return -1; | |
713 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
714 | return -1; | |
715 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
716 | return -1; | |
717 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
718 | return -1; | |
719 | ||
720 | if (offset != NULL) | |
3af9a47b | 721 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
722 | |
723 | return 0; | |
724 | } | |
725 | ||
116c20d2 NC |
726 | static int |
727 | bfd_pef_parse_function_stubs (bfd *abfd, | |
728 | asection *codesec, | |
729 | unsigned char *codebuf, | |
730 | size_t codelen, | |
731 | unsigned char *loaderbuf, | |
732 | size_t loaderlen, | |
733 | unsigned long *nsym, | |
734 | asymbol **csym) | |
3af9a47b NC |
735 | { |
736 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
737 | size_t codepos = 0; |
738 | unsigned long count = 0; | |
3af9a47b NC |
739 | bfd_pef_loader_header header; |
740 | bfd_pef_imported_library *libraries = NULL; | |
741 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
742 | unsigned long i; |
743 | int ret; | |
744 | ||
e84d6fca AM |
745 | if (loaderlen < 56) |
746 | goto error; | |
3af9a47b NC |
747 | |
748 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
749 | if (ret < 0) |
750 | goto error; | |
3af9a47b | 751 | |
bb94ac4f AM |
752 | if ((loaderlen - 56) / 24 < header.imported_library_count) |
753 | goto error; | |
754 | ||
755 | if ((loaderlen - 56 - header.imported_library_count * 24) / 4 | |
756 | < header.total_imported_symbol_count) | |
757 | goto error; | |
758 | ||
116c20d2 | 759 | libraries = bfd_malloc |
3af9a47b | 760 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 761 | imports = bfd_malloc |
3af9a47b | 762 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
7a0fb7be NC |
763 | if (libraries == NULL || imports == NULL) |
764 | goto error; | |
e84d6fca | 765 | |
e84d6fca AM |
766 | for (i = 0; i < header.imported_library_count; i++) |
767 | { | |
768 | ret = bfd_pef_parse_imported_library | |
769 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
770 | if (ret < 0) | |
771 | goto error; | |
772 | } | |
773 | ||
e84d6fca AM |
774 | for (i = 0; i < header.total_imported_symbol_count; i++) |
775 | { | |
776 | ret = (bfd_pef_parse_imported_symbol | |
777 | (abfd, | |
778 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
779 | 4, &imports[i])); | |
780 | if (ret < 0) | |
781 | goto error; | |
782 | } | |
783 | ||
3af9a47b NC |
784 | codepos = 0; |
785 | ||
e84d6fca AM |
786 | for (;;) |
787 | { | |
788 | asymbol sym; | |
789 | const char *symname; | |
790 | char *name; | |
91d6fa6a | 791 | unsigned long sym_index; |
3af9a47b | 792 | |
e84d6fca AM |
793 | if (csym && (csym[count] == NULL)) |
794 | break; | |
3af9a47b | 795 | |
e84d6fca AM |
796 | codepos += 3; |
797 | codepos -= (codepos % 4); | |
3af9a47b | 798 | |
e84d6fca AM |
799 | while ((codepos + 4) <= codelen) |
800 | { | |
801 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
802 | break; | |
803 | codepos += 4; | |
804 | } | |
3af9a47b | 805 | |
f2a3559d | 806 | if ((codepos + 24) > codelen) |
3af9a47b | 807 | break; |
3af9a47b | 808 | |
91d6fa6a | 809 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
810 | if (ret < 0) |
811 | { | |
812 | codepos += 24; | |
813 | continue; | |
814 | } | |
3af9a47b | 815 | |
91d6fa6a | 816 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
817 | { |
818 | codepos += 24; | |
819 | continue; | |
820 | } | |
3af9a47b | 821 | |
e84d6fca AM |
822 | { |
823 | size_t max, namelen; | |
824 | const char *s; | |
825 | ||
91d6fa6a | 826 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
827 | goto error; |
828 | ||
91d6fa6a | 829 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 830 | symname = (char *) loaderbuf; |
91d6fa6a | 831 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
832 | namelen = 0; |
833 | for (s = symname; s < (symname + max); s++) | |
834 | { | |
835 | if (*s == '\0') | |
836 | break; | |
29e1a6e4 | 837 | if (! ISPRINT (*s)) |
e84d6fca AM |
838 | goto error; |
839 | namelen++; | |
840 | } | |
841 | if (*s != '\0') | |
842 | goto error; | |
843 | ||
844 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
845 | if (name == NULL) | |
846 | break; | |
3af9a47b | 847 | |
e84d6fca AM |
848 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
849 | sprefix, symname); | |
850 | sym.name = name; | |
851 | } | |
3af9a47b | 852 | |
e84d6fca AM |
853 | sym.value = codepos; |
854 | sym.the_bfd = abfd; | |
855 | sym.section = codesec; | |
856 | sym.flags = 0; | |
857 | sym.udata.i = 0; | |
3af9a47b | 858 | |
e84d6fca | 859 | codepos += 24; |
3af9a47b | 860 | |
e84d6fca AM |
861 | if (csym != NULL) |
862 | *(csym[count]) = sym; | |
3af9a47b | 863 | |
e84d6fca | 864 | count++; |
3af9a47b | 865 | } |
3af9a47b NC |
866 | |
867 | goto end; | |
868 | ||
869 | end: | |
c9594989 AM |
870 | free (libraries); |
871 | free (imports); | |
3af9a47b NC |
872 | *nsym = count; |
873 | return 0; | |
874 | ||
875 | error: | |
c9594989 AM |
876 | free (libraries); |
877 | free (imports); | |
3af9a47b NC |
878 | *nsym = count; |
879 | return -1; | |
e84d6fca | 880 | } |
3af9a47b | 881 | |
116c20d2 NC |
882 | static long |
883 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
884 | { |
885 | unsigned long count = 0; | |
886 | ||
887 | asection *codesec = NULL; | |
888 | unsigned char *codebuf = NULL; | |
889 | size_t codelen = 0; | |
890 | ||
891 | asection *loadersec = NULL; | |
892 | unsigned char *loaderbuf = NULL; | |
893 | size_t loaderlen = 0; | |
894 | ||
895 | codesec = bfd_get_section_by_name (abfd, "code"); | |
896 | if (codesec != NULL) | |
897 | { | |
eea6121a | 898 | codelen = codesec->size; |
2bb3687b | 899 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) != 0) |
e84d6fca | 900 | goto end; |
2bb3687b AM |
901 | codebuf = _bfd_malloc_and_read (abfd, codelen, codelen); |
902 | if (codebuf == NULL) | |
e84d6fca | 903 | goto end; |
3af9a47b NC |
904 | } |
905 | ||
906 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
907 | if (loadersec != NULL) | |
908 | { | |
eea6121a | 909 | loaderlen = loadersec->size; |
2bb3687b | 910 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) |
7a0fb7be | 911 | goto end; |
2bb3687b AM |
912 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); |
913 | if (loaderbuf == NULL) | |
e84d6fca | 914 | goto end; |
3af9a47b | 915 | } |
e84d6fca | 916 | |
3af9a47b NC |
917 | count = 0; |
918 | if (codesec != NULL) | |
919 | { | |
f075ee0c | 920 | long ncount = 0; |
e84d6fca AM |
921 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
922 | &ncount, csym); | |
3af9a47b NC |
923 | count += ncount; |
924 | } | |
925 | ||
926 | if ((codesec != NULL) && (loadersec != NULL)) | |
927 | { | |
928 | unsigned long ncount = 0; | |
929 | bfd_pef_parse_function_stubs | |
930 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
931 | (csym != NULL) ? (csym + count) : NULL); | |
932 | count += ncount; | |
933 | } | |
e84d6fca AM |
934 | |
935 | if (csym != NULL) | |
3af9a47b | 936 | csym[count] = NULL; |
e84d6fca | 937 | |
3af9a47b | 938 | end: |
c9594989 AM |
939 | free (codebuf); |
940 | free (loaderbuf); | |
3af9a47b NC |
941 | return count; |
942 | } | |
943 | ||
944 | static long | |
116c20d2 | 945 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
946 | { |
947 | return bfd_pef_parse_symbols (abfd, NULL); | |
948 | } | |
949 | ||
950 | static long | |
116c20d2 | 951 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
952 | { |
953 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 954 | |
e84d6fca AM |
955 | if (nsyms < 0) |
956 | return nsyms; | |
3af9a47b NC |
957 | return ((nsyms + 1) * sizeof (asymbol *)); |
958 | } | |
959 | ||
960 | static long | |
116c20d2 | 961 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
962 | { |
963 | long i; | |
964 | asymbol *syms; | |
965 | long ret; | |
3af9a47b | 966 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 967 | |
e84d6fca AM |
968 | if (nsyms < 0) |
969 | return nsyms; | |
3af9a47b NC |
970 | |
971 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
972 | if (syms == NULL) |
973 | return -1; | |
3af9a47b | 974 | |
e84d6fca | 975 | for (i = 0; i < nsyms; i++) |
3af9a47b | 976 | alocation[i] = &syms[i]; |
e84d6fca | 977 | |
3af9a47b NC |
978 | alocation[nsyms] = NULL; |
979 | ||
980 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 981 | if (ret != nsyms) |
3af9a47b | 982 | return 0; |
3af9a47b NC |
983 | |
984 | return ret; | |
985 | } | |
986 | ||
833fb04e | 987 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
988 | |
989 | static void | |
116c20d2 NC |
990 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
991 | asymbol *symbol, | |
992 | symbol_info *ret) | |
3af9a47b NC |
993 | { |
994 | bfd_symbol_info (symbol, ret); | |
995 | } | |
996 | ||
997 | static int | |
a6b96beb AM |
998 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
999 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1000 | { |
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | const bfd_target pef_vec = | |
1005 | { | |
116c20d2 NC |
1006 | "pef", /* Name. */ |
1007 | bfd_target_pef_flavour, /* Flavour. */ | |
1008 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1009 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1010 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1011 | HAS_LINENO | HAS_DEBUG | |
1012 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1013 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1014 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1015 | 0, /* Symbol_leading_char. */ | |
1016 | ' ', /* AR_pad_char. */ | |
1017 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1018 | 0, /* match priority. */ |
d1bcae83 | 1019 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
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. */ |
d00dd7dc | 1033 | _bfd_bool_bfd_false_error, |
3af9a47b | 1034 | bfd_pef_mkobject, |
d00dd7dc AM |
1035 | _bfd_bool_bfd_false_error, |
1036 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1037 | }, |
116c20d2 | 1038 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1039 | _bfd_bool_bfd_false_error, |
1040 | _bfd_bool_bfd_true, | |
1041 | _bfd_bool_bfd_false_error, | |
1042 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
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 | ||
07d6d2b8 AM |
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_set_section_contents_in_window _bfd_generic_set_section_contents_in_window |
1066 | ||
1067 | static int | |
116c20d2 | 1068 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1069 | { |
044387af | 1070 | unsigned char buf[80]; |
3af9a47b | 1071 | |
e416bd75 AM |
1072 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
1073 | || bfd_read (buf, sizeof buf, abfd) != sizeof buf) | |
e84d6fca | 1074 | return -1; |
3af9a47b NC |
1075 | |
1076 | header->tag1 = bfd_getb32 (buf); | |
1077 | header->tag2 = bfd_getb32 (buf + 4); | |
1078 | header->current_format = bfd_getb32 (buf + 8); | |
1079 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1080 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1081 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1082 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1083 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1084 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1085 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1086 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1087 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1088 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1089 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1090 | header->cpu_family = bfd_getb32 (buf + 56); | |
1091 | header->cpu_model = bfd_getb32 (buf + 60); | |
1092 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1093 | header->current_version = bfd_getb32 (buf + 68); | |
1094 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1095 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1096 | ||
1097 | return 0; | |
1098 | } | |
1099 | ||
116c20d2 NC |
1100 | static int |
1101 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1102 | { |
1103 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1104 | ||
116c20d2 | 1105 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1106 | if (mdata == NULL) |
3af9a47b | 1107 | return -1; |
3af9a47b | 1108 | |
3af9a47b NC |
1109 | mdata->header = *header; |
1110 | ||
e84d6fca AM |
1111 | abfd->flags = (abfd->xvec->object_flags |
1112 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1113 | |
1114 | abfd->tdata.pef_xlib_data = mdata; | |
1115 | ||
1116 | return 0; | |
1117 | } | |
1118 | ||
cb001c0d | 1119 | static bfd_cleanup |
116c20d2 | 1120 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1121 | { |
1122 | bfd_pef_xlib_header header; | |
3af9a47b | 1123 | |
e84d6fca AM |
1124 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1125 | { | |
1126 | bfd_set_error (bfd_error_wrong_format); | |
1127 | return NULL; | |
1128 | } | |
3af9a47b | 1129 | |
e84d6fca AM |
1130 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1131 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1132 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1133 | { | |
1134 | bfd_set_error (bfd_error_wrong_format); | |
1135 | return NULL; | |
1136 | } | |
3af9a47b | 1137 | |
e84d6fca AM |
1138 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1139 | { | |
e84d6fca AM |
1140 | bfd_set_error (bfd_error_wrong_format); |
1141 | return NULL; | |
1142 | } | |
1143 | ||
cb001c0d | 1144 | return _bfd_no_cleanup; |
3af9a47b NC |
1145 | } |
1146 | ||
1147 | const bfd_target pef_xlib_vec = | |
1148 | { | |
116c20d2 NC |
1149 | "pef-xlib", /* Name. */ |
1150 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1151 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1152 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1153 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1154 | HAS_LINENO | HAS_DEBUG | |
1155 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1156 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1157 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1158 | 0, /* Symbol_leading_char. */ | |
1159 | ' ', /* AR_pad_char. */ | |
1160 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1161 | 0, /* match priority. */ |
d1bcae83 | 1162 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
3af9a47b NC |
1163 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1164 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1165 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1166 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1167 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1168 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1169 | { /* bfd_check_format. */ | |
3af9a47b | 1170 | _bfd_dummy_target, |
116c20d2 | 1171 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1172 | _bfd_dummy_target, |
1173 | _bfd_dummy_target, | |
1174 | }, | |
116c20d2 | 1175 | { /* bfd_set_format. */ |
d00dd7dc | 1176 | _bfd_bool_bfd_false_error, |
3af9a47b | 1177 | bfd_pef_mkobject, |
d00dd7dc AM |
1178 | _bfd_bool_bfd_false_error, |
1179 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1180 | }, |
116c20d2 | 1181 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1182 | _bfd_bool_bfd_false_error, |
1183 | _bfd_bool_bfd_true, | |
1184 | _bfd_bool_bfd_false_error, | |
1185 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
1186 | }, |
1187 | ||
1188 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1189 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1190 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1191 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1192 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1193 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1194 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1195 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1196 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1197 | ||
1198 | NULL, | |
e84d6fca | 1199 | |
3af9a47b NC |
1200 | NULL |
1201 | }; |