Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
6f2750fe | 2 | Copyright (C) 1999-2016 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 |
29e1a6e4 | 62 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
29e1a6e4 NC |
63 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols |
64 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
65 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
66 | _bfd_generic_copy_link_hash_symbol_type | |
29e1a6e4 NC |
67 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
68 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
69 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
70 | ||
3af9a47b | 71 | static int |
116c20d2 NC |
72 | bfd_pef_parse_traceback_table (bfd *abfd, |
73 | asection *section, | |
74 | unsigned char *buf, | |
75 | size_t len, | |
76 | size_t pos, | |
77 | asymbol *sym, | |
78 | FILE *file) | |
3af9a47b NC |
79 | { |
80 | struct traceback_table table; | |
81 | size_t offset; | |
82 | const char *s; | |
83 | asymbol tmpsymbol; | |
e84d6fca AM |
84 | |
85 | if (sym == NULL) | |
116c20d2 | 86 | sym = & tmpsymbol; |
3af9a47b NC |
87 | |
88 | sym->name = NULL; | |
89 | sym->value = 0; | |
90 | sym->the_bfd = abfd; | |
91 | sym->section = section; | |
92 | sym->flags = 0; | |
93 | sym->udata.i = 0; | |
94 | ||
29e1a6e4 | 95 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
96 | if ((pos + 8) > len) |
97 | return -1; | |
3af9a47b | 98 | memcpy (&table, buf + pos, 8); |
3af9a47b | 99 | |
29e1a6e4 NC |
100 | /* Calling code relies on returned symbols having a name and |
101 | correct offset. */ | |
e84d6fca | 102 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 103 | return -1; |
e84d6fca AM |
104 | |
105 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 106 | return -1; |
e84d6fca | 107 | |
f904699a | 108 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 109 | return -1; |
3af9a47b NC |
110 | |
111 | offset = 8; | |
112 | ||
e84d6fca AM |
113 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
114 | offset += 4; | |
3af9a47b | 115 | |
e84d6fca AM |
116 | if (table.flags1 & TB_HAS_TBOFF) |
117 | { | |
118 | struct traceback_table_tboff off; | |
3af9a47b | 119 | |
e84d6fca AM |
120 | if ((pos + offset + 4) > len) |
121 | return -1; | |
122 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
123 | offset += 4; | |
3af9a47b | 124 | |
29e1a6e4 NC |
125 | /* Need to subtract 4 because the offset includes the 0x0L |
126 | preceding the table. */ | |
e84d6fca AM |
127 | if (file != NULL) |
128 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 129 | |
e84d6fca AM |
130 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
131 | return -1; | |
132 | ||
133 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 134 | } |
3af9a47b | 135 | |
e84d6fca | 136 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 137 | offset += 4; |
3af9a47b | 138 | |
e84d6fca AM |
139 | if (table.flags1 & TB_HAS_CTL) |
140 | { | |
141 | struct traceback_table_anchors anchors; | |
3af9a47b | 142 | |
e84d6fca AM |
143 | if ((pos + offset + 4) > len) |
144 | return -1; | |
145 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
146 | offset += 4; | |
3af9a47b | 147 | |
e84d6fca AM |
148 | if (anchors.ctl_info > 1024) |
149 | return -1; | |
3af9a47b | 150 | |
e84d6fca | 151 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
152 | } |
153 | ||
e84d6fca AM |
154 | if (table.flags2 & TB_NAME_PRESENT) |
155 | { | |
156 | struct traceback_table_routine name; | |
157 | char *namebuf; | |
3af9a47b | 158 | |
e84d6fca AM |
159 | if ((pos + offset + 2) > len) |
160 | return -1; | |
161 | name.name_len = bfd_getb16 (buf + pos + offset); | |
162 | offset += 2; | |
3af9a47b | 163 | |
e84d6fca AM |
164 | if (name.name_len > 4096) |
165 | return -1; | |
3af9a47b | 166 | |
e84d6fca AM |
167 | if ((pos + offset + name.name_len) > len) |
168 | return -1; | |
3af9a47b | 169 | |
116c20d2 | 170 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
171 | if (namebuf == NULL) |
172 | return -1; | |
3af9a47b | 173 | |
e84d6fca AM |
174 | memcpy (namebuf, buf + pos + offset, name.name_len); |
175 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 176 | |
29e1a6e4 | 177 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
178 | if (namebuf[0] == '.') |
179 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 180 | |
e84d6fca | 181 | sym->name = namebuf; |
3af9a47b | 182 | |
e84d6fca | 183 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 184 | if (! ISPRINT (*s)) |
e84d6fca | 185 | return -1; |
3af9a47b | 186 | |
e84d6fca | 187 | offset += name.name_len; |
3af9a47b NC |
188 | } |
189 | ||
e84d6fca | 190 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 191 | offset += 4; |
3af9a47b | 192 | |
e84d6fca | 193 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 194 | offset += 4; |
3af9a47b | 195 | |
e84d6fca | 196 | if (file != NULL) |
0af1713e | 197 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 198 | |
3af9a47b NC |
199 | return offset; |
200 | } | |
201 | ||
116c20d2 NC |
202 | static void |
203 | bfd_pef_print_symbol (bfd *abfd, | |
204 | void * afile, | |
205 | asymbol *symbol, | |
206 | bfd_print_symbol_type how) | |
207 | { | |
208 | FILE *file = (FILE *) afile; | |
209 | ||
210 | switch (how) | |
211 | { | |
212 | case bfd_print_symbol_name: | |
213 | fprintf (file, "%s", symbol->name); | |
214 | break; | |
215 | default: | |
216 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
217 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 218 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 | 219 | { |
e1fa0163 | 220 | unsigned char *buf = xmalloc (symbol->udata.i); |
116c20d2 NC |
221 | size_t offset = symbol->value + 4; |
222 | size_t len = symbol->udata.i; | |
223 | int ret; | |
224 | ||
225 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
226 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
227 | len, 0, NULL, file); | |
228 | if (ret < 0) | |
229 | fprintf (file, " [ERROR]"); | |
e1fa0163 | 230 | free (buf); |
116c20d2 NC |
231 | } |
232 | } | |
233 | } | |
234 | ||
235 | static void | |
236 | bfd_pef_convert_architecture (unsigned long architecture, | |
237 | enum bfd_architecture *type, | |
238 | unsigned long *subtype) | |
239 | { | |
240 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
241 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
242 | ||
243 | *subtype = bfd_arch_unknown; | |
244 | *type = bfd_arch_unknown; | |
245 | ||
246 | if (architecture == ARCH_POWERPC) | |
247 | *type = bfd_arch_powerpc; | |
248 | else if (architecture == ARCH_M68K) | |
249 | *type = bfd_arch_m68k; | |
250 | } | |
251 | ||
252 | static bfd_boolean | |
253 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
254 | { | |
255 | return TRUE; | |
256 | } | |
257 | ||
258 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 259 | { |
e84d6fca AM |
260 | switch (section->section_kind) |
261 | { | |
262 | case BFD_PEF_SECTION_CODE: return "code"; | |
263 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
264 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
265 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
266 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
267 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
268 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
269 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
270 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
271 | default: return "unknown"; | |
272 | } | |
3af9a47b NC |
273 | } |
274 | ||
116c20d2 | 275 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 276 | { |
e84d6fca AM |
277 | switch (section->section_kind) |
278 | { | |
279 | case BFD_PEF_SECTION_CODE: | |
280 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
281 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
282 | case BFD_PEF_SECTION_PACKED_DATA: | |
283 | case BFD_PEF_SECTION_CONSTANT: | |
284 | case BFD_PEF_SECTION_LOADER: | |
285 | case BFD_PEF_SECTION_DEBUG: | |
286 | case BFD_PEF_SECTION_EXEC_DATA: | |
287 | case BFD_PEF_SECTION_EXCEPTION: | |
288 | case BFD_PEF_SECTION_TRACEBACK: | |
289 | default: | |
290 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
291 | } | |
3af9a47b NC |
292 | } |
293 | ||
294 | static asection * | |
116c20d2 | 295 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
296 | { |
297 | asection *bfdsec; | |
298 | const char *name = bfd_pef_section_name (section); | |
299 | ||
300 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
301 | if (bfdsec == NULL) |
302 | return NULL; | |
303 | ||
3af9a47b NC |
304 | bfdsec->vma = section->default_address + section->container_offset; |
305 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 306 | bfdsec->size = section->container_length; |
3af9a47b NC |
307 | bfdsec->filepos = section->container_offset; |
308 | bfdsec->alignment_power = section->alignment; | |
309 | ||
310 | bfdsec->flags = bfd_pef_section_flags (section); | |
311 | ||
312 | return bfdsec; | |
313 | } | |
314 | ||
116c20d2 NC |
315 | int |
316 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
317 | unsigned char *buf, | |
318 | size_t len, | |
319 | bfd_pef_loader_header *header) | |
3af9a47b NC |
320 | { |
321 | BFD_ASSERT (len == 56); | |
322 | ||
323 | header->main_section = bfd_getb32 (buf); | |
324 | header->main_offset = bfd_getb32 (buf + 4); | |
325 | header->init_section = bfd_getb32 (buf + 8); | |
326 | header->init_offset = bfd_getb32 (buf + 12); | |
327 | header->term_section = bfd_getb32 (buf + 16); | |
328 | header->term_offset = bfd_getb32 (buf + 20); | |
329 | header->imported_library_count = bfd_getb32 (buf + 24); | |
330 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
331 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
332 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
333 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
334 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
335 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
336 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
337 | ||
338 | return 0; | |
339 | } | |
340 | ||
116c20d2 NC |
341 | int |
342 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
343 | unsigned char *buf, | |
344 | size_t len, | |
345 | bfd_pef_imported_library *header) | |
3af9a47b NC |
346 | { |
347 | BFD_ASSERT (len == 24); | |
348 | ||
349 | header->name_offset = bfd_getb32 (buf); | |
350 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
351 | header->current_version = bfd_getb32 (buf + 8); | |
352 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
353 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
354 | header->options = buf[20]; | |
355 | header->reserved_a = buf[21]; | |
356 | header->reserved_b = bfd_getb16 (buf + 22); | |
357 | ||
358 | return 0; | |
359 | } | |
360 | ||
116c20d2 NC |
361 | int |
362 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
363 | unsigned char *buf, | |
364 | size_t len, | |
365 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
366 | { |
367 | unsigned long value; | |
368 | ||
369 | BFD_ASSERT (len == 4); | |
370 | ||
371 | value = bfd_getb32 (buf); | |
96d56e9f | 372 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
373 | symbol->name = value & 0x00ffffff; |
374 | ||
375 | return 0; | |
376 | } | |
377 | ||
116c20d2 NC |
378 | int |
379 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
380 | { |
381 | unsigned char buf[28]; | |
e84d6fca | 382 | |
3af9a47b | 383 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 384 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 385 | return -1; |
3af9a47b NC |
386 | |
387 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
388 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
389 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
390 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
391 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
392 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
393 | section->section_kind = buf[24]; | |
394 | section->share_kind = buf[25]; | |
395 | section->alignment = buf[26]; | |
396 | section->reserved = buf[27]; | |
397 | ||
398 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
399 | if (section->bfd_section == NULL) |
400 | return -1; | |
3af9a47b NC |
401 | |
402 | return 0; | |
403 | } | |
404 | ||
405 | void | |
116c20d2 NC |
406 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
407 | bfd_pef_loader_header *header, | |
408 | FILE *file) | |
3af9a47b NC |
409 | { |
410 | fprintf (file, "main_section: %ld\n", header->main_section); | |
411 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
412 | fprintf (file, "init_section: %ld\n", header->init_section); | |
413 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
414 | fprintf (file, "term_section: %ld\n", header->term_section); | |
415 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
416 | fprintf (file, "imported_library_count: %lu\n", |
417 | header->imported_library_count); | |
418 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
419 | header->total_imported_symbol_count); | |
3af9a47b NC |
420 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
421 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
422 | fprintf (file, "loader_strings_offset: %lu\n", |
423 | header->loader_strings_offset); | |
3af9a47b | 424 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
425 | fprintf (file, "export_hash_table_power: %lu\n", |
426 | header->export_hash_table_power); | |
427 | fprintf (file, "exported_symbol_count: %lu\n", | |
428 | header->exported_symbol_count); | |
3af9a47b NC |
429 | } |
430 | ||
431 | int | |
116c20d2 | 432 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
433 | { |
434 | bfd_pef_loader_header header; | |
435 | asection *loadersec = NULL; | |
436 | unsigned char *loaderbuf = NULL; | |
437 | size_t loaderlen = 0; | |
3af9a47b NC |
438 | |
439 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
440 | if (loadersec == NULL) |
441 | return -1; | |
442 | ||
eea6121a | 443 | loaderlen = loadersec->size; |
116c20d2 | 444 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 445 | |
116c20d2 NC |
446 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
447 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
448 | || loaderlen < 56 | |
449 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
450 | { |
451 | free (loaderbuf); | |
452 | return -1; | |
453 | } | |
3af9a47b NC |
454 | |
455 | bfd_pef_print_loader_header (abfd, &header, file); | |
456 | return 0; | |
457 | } | |
458 | ||
459 | int | |
116c20d2 | 460 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
461 | { |
462 | bfd_pef_loader_header header; | |
463 | asection *section; | |
464 | ||
465 | asection *loadersec = NULL; | |
466 | unsigned char *loaderbuf = NULL; | |
467 | size_t loaderlen = 0; | |
468 | int ret; | |
469 | ||
470 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
471 | if (loadersec == NULL) |
472 | goto end; | |
473 | ||
eea6121a | 474 | loaderlen = loadersec->size; |
116c20d2 | 475 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
476 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
477 | goto error; | |
116c20d2 | 478 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 479 | goto error; |
3af9a47b | 480 | |
e84d6fca AM |
481 | if (loaderlen < 56) |
482 | goto error; | |
3af9a47b | 483 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
484 | if (ret < 0) |
485 | goto error; | |
486 | ||
487 | if (header.main_section < 0) | |
488 | goto end; | |
489 | ||
490 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 491 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 492 | break; |
3af9a47b | 493 | |
e84d6fca AM |
494 | if (section == NULL) |
495 | goto error; | |
3af9a47b | 496 | |
3af9a47b NC |
497 | abfd->start_address = section->vma + header.main_offset; |
498 | ||
499 | end: | |
e84d6fca AM |
500 | if (loaderbuf != NULL) |
501 | free (loaderbuf); | |
3af9a47b NC |
502 | return 0; |
503 | ||
504 | error: | |
e84d6fca AM |
505 | if (loaderbuf != NULL) |
506 | free (loaderbuf); | |
3af9a47b NC |
507 | return -1; |
508 | } | |
509 | ||
510 | int | |
2c3fc389 NC |
511 | bfd_pef_scan (bfd *abfd, |
512 | bfd_pef_header *header, | |
513 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
514 | { |
515 | unsigned int i; | |
3af9a47b NC |
516 | enum bfd_architecture cputype; |
517 | unsigned long cpusubtype; | |
518 | ||
e84d6fca | 519 | mdata->header = *header; |
3af9a47b | 520 | |
3af9a47b | 521 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
522 | if (cputype == bfd_arch_unknown) |
523 | { | |
4a97a0e5 AM |
524 | (*_bfd_error_handler) (_("bfd_pef_scan: unknown architecture 0x%lx"), |
525 | header->architecture); | |
e84d6fca AM |
526 | return -1; |
527 | } | |
3af9a47b NC |
528 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
529 | ||
530 | mdata->header = *header; | |
531 | ||
e84d6fca AM |
532 | abfd->flags = (abfd->xvec->object_flags |
533 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 534 | |
e84d6fca AM |
535 | if (header->section_count != 0) |
536 | { | |
116c20d2 | 537 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 538 | |
e84d6fca | 539 | if (mdata->sections == NULL) |
3af9a47b | 540 | return -1; |
e84d6fca AM |
541 | |
542 | for (i = 0; i < header->section_count; i++) | |
543 | { | |
544 | bfd_pef_section *cur = &mdata->sections[i]; | |
545 | cur->header_offset = 40 + (i * 28); | |
546 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
547 | return -1; | |
548 | } | |
3af9a47b | 549 | } |
3af9a47b | 550 | |
e84d6fca | 551 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 552 | return -1; |
3af9a47b NC |
553 | |
554 | abfd->tdata.pef_data = mdata; | |
555 | ||
556 | return 0; | |
557 | } | |
558 | ||
559 | static int | |
116c20d2 | 560 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
561 | { |
562 | unsigned char buf[40]; | |
563 | ||
564 | bfd_seek (abfd, 0, SEEK_SET); | |
565 | ||
116c20d2 | 566 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 567 | return -1; |
3af9a47b NC |
568 | |
569 | header->tag1 = bfd_getb32 (buf); | |
570 | header->tag2 = bfd_getb32 (buf + 4); | |
571 | header->architecture = bfd_getb32 (buf + 8); | |
572 | header->format_version = bfd_getb32 (buf + 12); | |
573 | header->timestamp = bfd_getb32 (buf + 16); | |
574 | header->old_definition_version = bfd_getb32 (buf + 20); | |
575 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
576 | header->current_version = bfd_getb32 (buf + 28); | |
577 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
578 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
579 | header->reserved = bfd_getb32 (buf + 36); | |
580 | ||
581 | return 0; | |
582 | } | |
583 | ||
584 | static const bfd_target * | |
116c20d2 | 585 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
586 | { |
587 | bfd_pef_header header; | |
c9ba0c87 | 588 | bfd_pef_data_struct *mdata; |
3af9a47b | 589 | |
e84d6fca AM |
590 | if (bfd_pef_read_header (abfd, &header) != 0) |
591 | goto wrong; | |
3af9a47b | 592 | |
e84d6fca AM |
593 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
594 | goto wrong; | |
595 | ||
c9ba0c87 AM |
596 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
597 | if (mdata == NULL) | |
e84d6fca | 598 | goto fail; |
3af9a47b | 599 | |
c9ba0c87 | 600 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
601 | goto wrong; |
602 | ||
3af9a47b | 603 | return abfd->xvec; |
e84d6fca AM |
604 | |
605 | wrong: | |
606 | bfd_set_error (bfd_error_wrong_format); | |
607 | ||
608 | fail: | |
e84d6fca | 609 | return NULL; |
3af9a47b NC |
610 | } |
611 | ||
116c20d2 NC |
612 | static int |
613 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
614 | asection *sec, | |
615 | unsigned char *buf, | |
616 | size_t len, | |
617 | long *nsym, | |
618 | asymbol **csym) | |
3af9a47b NC |
619 | { |
620 | char *name; | |
621 | ||
622 | asymbol function; | |
623 | asymbol traceback; | |
624 | ||
625 | const char *const tbprefix = "__traceback_"; | |
626 | size_t tbnamelen; | |
627 | ||
628 | size_t pos = 0; | |
629 | unsigned long count = 0; | |
630 | int ret; | |
631 | ||
e84d6fca AM |
632 | for (;;) |
633 | { | |
29e1a6e4 | 634 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
635 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
636 | break; | |
3af9a47b | 637 | |
e84d6fca AM |
638 | pos += 3; |
639 | pos -= (pos % 4); | |
3af9a47b | 640 | |
e84d6fca AM |
641 | while ((pos + 4) <= len) |
642 | { | |
643 | if (bfd_getb32 (buf + pos) == 0) | |
644 | break; | |
645 | pos += 4; | |
646 | } | |
3af9a47b | 647 | |
e84d6fca AM |
648 | if ((pos + 4) > len) |
649 | break; | |
3af9a47b | 650 | |
e84d6fca AM |
651 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
652 | &function, 0); | |
653 | if (ret < 0) | |
654 | { | |
29e1a6e4 | 655 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
656 | pos += 4; |
657 | continue; | |
658 | } | |
3af9a47b | 659 | |
e84d6fca AM |
660 | BFD_ASSERT (function.name != NULL); |
661 | ||
662 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 663 | counting symbols. */ |
e84d6fca AM |
664 | if (csym) |
665 | { | |
666 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
667 | name = bfd_alloc (abfd, tbnamelen + 1); | |
668 | if (name == NULL) | |
669 | { | |
116c20d2 | 670 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
671 | function.name = NULL; |
672 | break; | |
673 | } | |
674 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
675 | traceback.name = name; | |
676 | traceback.value = pos; | |
677 | traceback.the_bfd = abfd; | |
678 | traceback.section = sec; | |
679 | traceback.flags = 0; | |
680 | traceback.udata.i = ret; | |
681 | ||
682 | *(csym[count]) = function; | |
683 | *(csym[count + 1]) = traceback; | |
3af9a47b | 684 | } |
3af9a47b | 685 | |
e84d6fca AM |
686 | pos += ret; |
687 | count += 2; | |
688 | } | |
3af9a47b NC |
689 | |
690 | *nsym = count; | |
691 | return 0; | |
692 | } | |
693 | ||
116c20d2 NC |
694 | static int |
695 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
696 | unsigned char *buf, | |
697 | size_t len, | |
698 | unsigned long *offset) | |
3af9a47b NC |
699 | { |
700 | BFD_ASSERT (len == 24); | |
701 | ||
e84d6fca AM |
702 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
703 | return -1; | |
704 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
705 | return -1; | |
706 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
707 | return -1; | |
708 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
709 | return -1; | |
710 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
711 | return -1; | |
712 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
713 | return -1; | |
714 | ||
715 | if (offset != NULL) | |
3af9a47b | 716 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
717 | |
718 | return 0; | |
719 | } | |
720 | ||
116c20d2 NC |
721 | static int |
722 | bfd_pef_parse_function_stubs (bfd *abfd, | |
723 | asection *codesec, | |
724 | unsigned char *codebuf, | |
725 | size_t codelen, | |
726 | unsigned char *loaderbuf, | |
727 | size_t loaderlen, | |
728 | unsigned long *nsym, | |
729 | asymbol **csym) | |
3af9a47b NC |
730 | { |
731 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
732 | size_t codepos = 0; |
733 | unsigned long count = 0; | |
3af9a47b NC |
734 | bfd_pef_loader_header header; |
735 | bfd_pef_imported_library *libraries = NULL; | |
736 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
737 | unsigned long i; |
738 | int ret; | |
739 | ||
e84d6fca AM |
740 | if (loaderlen < 56) |
741 | goto error; | |
3af9a47b NC |
742 | |
743 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
744 | if (ret < 0) |
745 | goto error; | |
3af9a47b | 746 | |
116c20d2 | 747 | libraries = bfd_malloc |
3af9a47b | 748 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 749 | imports = bfd_malloc |
3af9a47b | 750 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
751 | |
752 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
753 | goto error; | |
754 | for (i = 0; i < header.imported_library_count; i++) | |
755 | { | |
756 | ret = bfd_pef_parse_imported_library | |
757 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
758 | if (ret < 0) | |
759 | goto error; | |
760 | } | |
761 | ||
762 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
763 | + (header.total_imported_symbol_count * 4))) | |
764 | goto error; | |
765 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
766 | { | |
767 | ret = (bfd_pef_parse_imported_symbol | |
768 | (abfd, | |
769 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
770 | 4, &imports[i])); | |
771 | if (ret < 0) | |
772 | goto error; | |
773 | } | |
774 | ||
3af9a47b NC |
775 | codepos = 0; |
776 | ||
e84d6fca AM |
777 | for (;;) |
778 | { | |
779 | asymbol sym; | |
780 | const char *symname; | |
781 | char *name; | |
91d6fa6a | 782 | unsigned long sym_index; |
3af9a47b | 783 | |
e84d6fca AM |
784 | if (csym && (csym[count] == NULL)) |
785 | break; | |
3af9a47b | 786 | |
e84d6fca AM |
787 | codepos += 3; |
788 | codepos -= (codepos % 4); | |
3af9a47b | 789 | |
e84d6fca AM |
790 | while ((codepos + 4) <= codelen) |
791 | { | |
792 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
793 | break; | |
794 | codepos += 4; | |
795 | } | |
3af9a47b | 796 | |
e84d6fca | 797 | if ((codepos + 4) > codelen) |
3af9a47b | 798 | break; |
3af9a47b | 799 | |
91d6fa6a | 800 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
801 | if (ret < 0) |
802 | { | |
803 | codepos += 24; | |
804 | continue; | |
805 | } | |
3af9a47b | 806 | |
91d6fa6a | 807 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
808 | { |
809 | codepos += 24; | |
810 | continue; | |
811 | } | |
3af9a47b | 812 | |
e84d6fca AM |
813 | { |
814 | size_t max, namelen; | |
815 | const char *s; | |
816 | ||
91d6fa6a | 817 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
818 | goto error; |
819 | ||
91d6fa6a | 820 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 821 | symname = (char *) loaderbuf; |
91d6fa6a | 822 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
823 | namelen = 0; |
824 | for (s = symname; s < (symname + max); s++) | |
825 | { | |
826 | if (*s == '\0') | |
827 | break; | |
29e1a6e4 | 828 | if (! ISPRINT (*s)) |
e84d6fca AM |
829 | goto error; |
830 | namelen++; | |
831 | } | |
832 | if (*s != '\0') | |
833 | goto error; | |
834 | ||
835 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
836 | if (name == NULL) | |
837 | break; | |
3af9a47b | 838 | |
e84d6fca AM |
839 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
840 | sprefix, symname); | |
841 | sym.name = name; | |
842 | } | |
3af9a47b | 843 | |
e84d6fca AM |
844 | sym.value = codepos; |
845 | sym.the_bfd = abfd; | |
846 | sym.section = codesec; | |
847 | sym.flags = 0; | |
848 | sym.udata.i = 0; | |
3af9a47b | 849 | |
e84d6fca | 850 | codepos += 24; |
3af9a47b | 851 | |
e84d6fca AM |
852 | if (csym != NULL) |
853 | *(csym[count]) = sym; | |
3af9a47b | 854 | |
e84d6fca | 855 | count++; |
3af9a47b | 856 | } |
3af9a47b NC |
857 | |
858 | goto end; | |
859 | ||
860 | end: | |
e84d6fca AM |
861 | if (libraries != NULL) |
862 | free (libraries); | |
863 | if (imports != NULL) | |
864 | free (imports); | |
3af9a47b NC |
865 | *nsym = count; |
866 | return 0; | |
867 | ||
868 | error: | |
e84d6fca AM |
869 | if (libraries != NULL) |
870 | free (libraries); | |
871 | if (imports != NULL) | |
872 | free (imports); | |
3af9a47b NC |
873 | *nsym = count; |
874 | return -1; | |
e84d6fca | 875 | } |
3af9a47b | 876 | |
116c20d2 NC |
877 | static long |
878 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
879 | { |
880 | unsigned long count = 0; | |
881 | ||
882 | asection *codesec = NULL; | |
883 | unsigned char *codebuf = NULL; | |
884 | size_t codelen = 0; | |
885 | ||
886 | asection *loadersec = NULL; | |
887 | unsigned char *loaderbuf = NULL; | |
888 | size_t loaderlen = 0; | |
889 | ||
890 | codesec = bfd_get_section_by_name (abfd, "code"); | |
891 | if (codesec != NULL) | |
892 | { | |
eea6121a | 893 | codelen = codesec->size; |
116c20d2 | 894 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
895 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
896 | goto end; | |
116c20d2 | 897 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 898 | goto end; |
3af9a47b NC |
899 | } |
900 | ||
901 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
902 | if (loadersec != NULL) | |
903 | { | |
eea6121a | 904 | loaderlen = loadersec->size; |
116c20d2 | 905 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
906 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
907 | goto end; | |
116c20d2 | 908 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 909 | goto end; |
3af9a47b | 910 | } |
e84d6fca | 911 | |
3af9a47b NC |
912 | count = 0; |
913 | if (codesec != NULL) | |
914 | { | |
f075ee0c | 915 | long ncount = 0; |
e84d6fca AM |
916 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
917 | &ncount, csym); | |
3af9a47b NC |
918 | count += ncount; |
919 | } | |
920 | ||
921 | if ((codesec != NULL) && (loadersec != NULL)) | |
922 | { | |
923 | unsigned long ncount = 0; | |
924 | bfd_pef_parse_function_stubs | |
925 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
926 | (csym != NULL) ? (csym + count) : NULL); | |
927 | count += ncount; | |
928 | } | |
e84d6fca AM |
929 | |
930 | if (csym != NULL) | |
3af9a47b | 931 | csym[count] = NULL; |
e84d6fca | 932 | |
3af9a47b | 933 | end: |
e84d6fca | 934 | if (codebuf != NULL) |
3af9a47b NC |
935 | free (codebuf); |
936 | ||
e84d6fca AM |
937 | if (loaderbuf != NULL) |
938 | free (loaderbuf); | |
939 | ||
3af9a47b NC |
940 | return count; |
941 | } | |
942 | ||
943 | static long | |
116c20d2 | 944 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
945 | { |
946 | return bfd_pef_parse_symbols (abfd, NULL); | |
947 | } | |
948 | ||
949 | static long | |
116c20d2 | 950 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
951 | { |
952 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 953 | |
e84d6fca AM |
954 | if (nsyms < 0) |
955 | return nsyms; | |
3af9a47b NC |
956 | return ((nsyms + 1) * sizeof (asymbol *)); |
957 | } | |
958 | ||
959 | static long | |
116c20d2 | 960 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
961 | { |
962 | long i; | |
963 | asymbol *syms; | |
964 | long ret; | |
3af9a47b | 965 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 966 | |
e84d6fca AM |
967 | if (nsyms < 0) |
968 | return nsyms; | |
3af9a47b NC |
969 | |
970 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
971 | if (syms == NULL) |
972 | return -1; | |
3af9a47b | 973 | |
e84d6fca | 974 | for (i = 0; i < nsyms; i++) |
3af9a47b | 975 | alocation[i] = &syms[i]; |
e84d6fca | 976 | |
3af9a47b NC |
977 | alocation[nsyms] = NULL; |
978 | ||
979 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 980 | if (ret != nsyms) |
3af9a47b | 981 | return 0; |
3af9a47b NC |
982 | |
983 | return ret; | |
984 | } | |
985 | ||
833fb04e | 986 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
987 | |
988 | static void | |
116c20d2 NC |
989 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
990 | asymbol *symbol, | |
991 | symbol_info *ret) | |
3af9a47b NC |
992 | { |
993 | bfd_symbol_info (symbol, ret); | |
994 | } | |
995 | ||
996 | static int | |
a6b96beb AM |
997 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
998 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
999 | { |
1000 | return 0; | |
1001 | } | |
1002 | ||
1003 | const bfd_target pef_vec = | |
1004 | { | |
116c20d2 NC |
1005 | "pef", /* Name. */ |
1006 | bfd_target_pef_flavour, /* Flavour. */ | |
1007 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1008 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1009 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1010 | HAS_LINENO | HAS_DEBUG | |
1011 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1012 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1013 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1014 | 0, /* Symbol_leading_char. */ | |
1015 | ' ', /* AR_pad_char. */ | |
1016 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1017 | 0, /* match priority. */ |
3af9a47b NC |
1018 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1019 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1020 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1021 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1022 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1023 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1024 | { /* bfd_check_format. */ | |
3af9a47b | 1025 | _bfd_dummy_target, |
116c20d2 | 1026 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1027 | _bfd_dummy_target, |
1028 | _bfd_dummy_target, | |
1029 | }, | |
116c20d2 | 1030 | { /* bfd_set_format. */ |
3af9a47b NC |
1031 | bfd_false, |
1032 | bfd_pef_mkobject, | |
1033 | bfd_false, | |
1034 | bfd_false, | |
1035 | }, | |
116c20d2 | 1036 | { /* bfd_write_contents. */ |
3af9a47b NC |
1037 | bfd_false, |
1038 | bfd_true, | |
1039 | bfd_false, | |
1040 | bfd_false, | |
1041 | }, | |
1042 | ||
1043 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1044 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1045 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1046 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1047 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1048 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1049 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1050 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1051 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1052 | ||
1053 | NULL, | |
e84d6fca | 1054 | |
3af9a47b NC |
1055 | NULL |
1056 | }; | |
1057 | ||
116c20d2 NC |
1058 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1059 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1060 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1061 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1062 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1063 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1064 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1065 | ||
1066 | static int | |
116c20d2 | 1067 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1068 | { |
044387af | 1069 | unsigned char buf[80]; |
3af9a47b NC |
1070 | |
1071 | bfd_seek (abfd, 0, SEEK_SET); | |
1072 | ||
044387af | 1073 | if (bfd_bread ((void *) 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 | ||
1119 | static const bfd_target * | |
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 | ||
3af9a47b NC |
1144 | return abfd->xvec; |
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. */ |
3af9a47b NC |
1162 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1163 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1164 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1165 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1166 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1167 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1168 | { /* bfd_check_format. */ | |
3af9a47b | 1169 | _bfd_dummy_target, |
116c20d2 | 1170 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1171 | _bfd_dummy_target, |
1172 | _bfd_dummy_target, | |
1173 | }, | |
116c20d2 | 1174 | { /* bfd_set_format. */ |
3af9a47b NC |
1175 | bfd_false, |
1176 | bfd_pef_mkobject, | |
1177 | bfd_false, | |
1178 | bfd_false, | |
1179 | }, | |
116c20d2 | 1180 | { /* bfd_write_contents. */ |
3af9a47b NC |
1181 | bfd_false, |
1182 | bfd_true, | |
1183 | bfd_false, | |
1184 | bfd_false, | |
1185 | }, | |
1186 | ||
1187 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1188 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1189 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1190 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1191 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1192 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1193 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1194 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1195 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1196 | ||
1197 | NULL, | |
e84d6fca | 1198 | |
3af9a47b NC |
1199 | NULL |
1200 | }; |