Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
72f6ea61 | 2 | Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 |
3af9a47b NC |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of BFD, the Binary File Descriptor library. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
e84d6fca | 18 | along with this program; if not, write to the Free Software |
3e110533 | 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
3af9a47b | 20 | |
29e1a6e4 | 21 | #include "safe-ctype.h" |
3af9a47b NC |
22 | #include "pef.h" |
23 | #include "pef-traceback.h" | |
3af9a47b NC |
24 | #include "bfd.h" |
25 | #include "sysdep.h" | |
26 | #include "libbfd.h" | |
3af9a47b NC |
27 | #include "libiberty.h" |
28 | ||
29 | #ifndef BFD_IO_FUNCS | |
30 | #define BFD_IO_FUNCS 0 | |
31 | #endif | |
32 | ||
29e1a6e4 NC |
33 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
34 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
35 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
36 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
3c9458e9 | 37 | #define bfd_pef_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) |
29e1a6e4 NC |
38 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
39 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
4ab527b0 | 40 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info |
29e1a6e4 NC |
41 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
42 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
43 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
29e1a6e4 NC |
44 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach |
45 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
46 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
47 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents | |
48 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section | |
49 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
50 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections | |
72adc230 | 51 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
29e1a6e4 | 52 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
116c20d2 | 53 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked |
29e1a6e4 NC |
54 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
55 | #define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free | |
56 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
57 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
58 | #define bfd_pef_bfd_final_link _bfd_generic_final_link | |
59 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
60 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
61 | ||
3af9a47b | 62 | static int |
116c20d2 NC |
63 | bfd_pef_parse_traceback_table (bfd *abfd, |
64 | asection *section, | |
65 | unsigned char *buf, | |
66 | size_t len, | |
67 | size_t pos, | |
68 | asymbol *sym, | |
69 | FILE *file) | |
3af9a47b NC |
70 | { |
71 | struct traceback_table table; | |
72 | size_t offset; | |
73 | const char *s; | |
74 | asymbol tmpsymbol; | |
e84d6fca AM |
75 | |
76 | if (sym == NULL) | |
116c20d2 | 77 | sym = & tmpsymbol; |
3af9a47b NC |
78 | |
79 | sym->name = NULL; | |
80 | sym->value = 0; | |
81 | sym->the_bfd = abfd; | |
82 | sym->section = section; | |
83 | sym->flags = 0; | |
84 | sym->udata.i = 0; | |
85 | ||
29e1a6e4 | 86 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
87 | if ((pos + 8) > len) |
88 | return -1; | |
3af9a47b | 89 | memcpy (&table, buf + pos, 8); |
3af9a47b | 90 | |
29e1a6e4 NC |
91 | /* Calling code relies on returned symbols having a name and |
92 | correct offset. */ | |
e84d6fca | 93 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 94 | return -1; |
e84d6fca AM |
95 | |
96 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 97 | return -1; |
e84d6fca AM |
98 | |
99 | if (! table.flags1 & TB_HAS_TBOFF) | |
3af9a47b | 100 | return -1; |
3af9a47b NC |
101 | |
102 | offset = 8; | |
103 | ||
e84d6fca AM |
104 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
105 | offset += 4; | |
3af9a47b | 106 | |
e84d6fca AM |
107 | if (table.flags1 & TB_HAS_TBOFF) |
108 | { | |
109 | struct traceback_table_tboff off; | |
3af9a47b | 110 | |
e84d6fca AM |
111 | if ((pos + offset + 4) > len) |
112 | return -1; | |
113 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
114 | offset += 4; | |
3af9a47b | 115 | |
29e1a6e4 NC |
116 | /* Need to subtract 4 because the offset includes the 0x0L |
117 | preceding the table. */ | |
e84d6fca AM |
118 | if (file != NULL) |
119 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 120 | |
e84d6fca AM |
121 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
122 | return -1; | |
123 | ||
124 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 125 | } |
3af9a47b | 126 | |
e84d6fca | 127 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 128 | offset += 4; |
3af9a47b | 129 | |
e84d6fca AM |
130 | if (table.flags1 & TB_HAS_CTL) |
131 | { | |
132 | struct traceback_table_anchors anchors; | |
3af9a47b | 133 | |
e84d6fca AM |
134 | if ((pos + offset + 4) > len) |
135 | return -1; | |
136 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
137 | offset += 4; | |
3af9a47b | 138 | |
e84d6fca AM |
139 | if (anchors.ctl_info > 1024) |
140 | return -1; | |
3af9a47b | 141 | |
e84d6fca | 142 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
143 | } |
144 | ||
e84d6fca AM |
145 | if (table.flags2 & TB_NAME_PRESENT) |
146 | { | |
147 | struct traceback_table_routine name; | |
148 | char *namebuf; | |
3af9a47b | 149 | |
e84d6fca AM |
150 | if ((pos + offset + 2) > len) |
151 | return -1; | |
152 | name.name_len = bfd_getb16 (buf + pos + offset); | |
153 | offset += 2; | |
3af9a47b | 154 | |
e84d6fca AM |
155 | if (name.name_len > 4096) |
156 | return -1; | |
3af9a47b | 157 | |
e84d6fca AM |
158 | if ((pos + offset + name.name_len) > len) |
159 | return -1; | |
3af9a47b | 160 | |
116c20d2 | 161 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
162 | if (namebuf == NULL) |
163 | return -1; | |
3af9a47b | 164 | |
e84d6fca AM |
165 | memcpy (namebuf, buf + pos + offset, name.name_len); |
166 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 167 | |
29e1a6e4 | 168 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
169 | if (namebuf[0] == '.') |
170 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 171 | |
e84d6fca | 172 | sym->name = namebuf; |
3af9a47b | 173 | |
e84d6fca | 174 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 175 | if (! ISPRINT (*s)) |
e84d6fca | 176 | return -1; |
3af9a47b | 177 | |
e84d6fca | 178 | offset += name.name_len; |
3af9a47b NC |
179 | } |
180 | ||
e84d6fca | 181 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 182 | offset += 4; |
3af9a47b | 183 | |
e84d6fca | 184 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 185 | offset += 4; |
3af9a47b | 186 | |
e84d6fca | 187 | if (file != NULL) |
3af9a47b | 188 | fprintf (file, " [length = 0x%lx]", (long) offset); |
e84d6fca | 189 | |
3af9a47b NC |
190 | return offset; |
191 | } | |
192 | ||
116c20d2 NC |
193 | static void |
194 | bfd_pef_print_symbol (bfd *abfd, | |
195 | void * afile, | |
196 | asymbol *symbol, | |
197 | bfd_print_symbol_type how) | |
198 | { | |
199 | FILE *file = (FILE *) afile; | |
200 | ||
201 | switch (how) | |
202 | { | |
203 | case bfd_print_symbol_name: | |
204 | fprintf (file, "%s", symbol->name); | |
205 | break; | |
206 | default: | |
207 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
208 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
0112cd26 | 209 | if (CONST_STRNEQ (symbol->name, "__traceback_")) |
116c20d2 NC |
210 | { |
211 | unsigned char *buf = alloca (symbol->udata.i); | |
212 | size_t offset = symbol->value + 4; | |
213 | size_t len = symbol->udata.i; | |
214 | int ret; | |
215 | ||
216 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
217 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
218 | len, 0, NULL, file); | |
219 | if (ret < 0) | |
220 | fprintf (file, " [ERROR]"); | |
221 | } | |
222 | } | |
223 | } | |
224 | ||
225 | static void | |
226 | bfd_pef_convert_architecture (unsigned long architecture, | |
227 | enum bfd_architecture *type, | |
228 | unsigned long *subtype) | |
229 | { | |
230 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
231 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
232 | ||
233 | *subtype = bfd_arch_unknown; | |
234 | *type = bfd_arch_unknown; | |
235 | ||
236 | if (architecture == ARCH_POWERPC) | |
237 | *type = bfd_arch_powerpc; | |
238 | else if (architecture == ARCH_M68K) | |
239 | *type = bfd_arch_m68k; | |
240 | } | |
241 | ||
242 | static bfd_boolean | |
243 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
244 | { | |
245 | return TRUE; | |
246 | } | |
247 | ||
248 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 249 | { |
e84d6fca AM |
250 | switch (section->section_kind) |
251 | { | |
252 | case BFD_PEF_SECTION_CODE: return "code"; | |
253 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
254 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
255 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
256 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
257 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
258 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
259 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
260 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
261 | default: return "unknown"; | |
262 | } | |
3af9a47b NC |
263 | } |
264 | ||
116c20d2 | 265 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 266 | { |
e84d6fca AM |
267 | switch (section->section_kind) |
268 | { | |
269 | case BFD_PEF_SECTION_CODE: | |
270 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
271 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
272 | case BFD_PEF_SECTION_PACKED_DATA: | |
273 | case BFD_PEF_SECTION_CONSTANT: | |
274 | case BFD_PEF_SECTION_LOADER: | |
275 | case BFD_PEF_SECTION_DEBUG: | |
276 | case BFD_PEF_SECTION_EXEC_DATA: | |
277 | case BFD_PEF_SECTION_EXCEPTION: | |
278 | case BFD_PEF_SECTION_TRACEBACK: | |
279 | default: | |
280 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
281 | } | |
3af9a47b NC |
282 | } |
283 | ||
284 | static asection * | |
116c20d2 | 285 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
286 | { |
287 | asection *bfdsec; | |
288 | const char *name = bfd_pef_section_name (section); | |
289 | ||
290 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
291 | if (bfdsec == NULL) |
292 | return NULL; | |
293 | ||
3af9a47b NC |
294 | bfdsec->vma = section->default_address + section->container_offset; |
295 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 296 | bfdsec->size = section->container_length; |
3af9a47b NC |
297 | bfdsec->filepos = section->container_offset; |
298 | bfdsec->alignment_power = section->alignment; | |
299 | ||
300 | bfdsec->flags = bfd_pef_section_flags (section); | |
301 | ||
302 | return bfdsec; | |
303 | } | |
304 | ||
116c20d2 NC |
305 | int |
306 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
307 | unsigned char *buf, | |
308 | size_t len, | |
309 | bfd_pef_loader_header *header) | |
3af9a47b NC |
310 | { |
311 | BFD_ASSERT (len == 56); | |
312 | ||
313 | header->main_section = bfd_getb32 (buf); | |
314 | header->main_offset = bfd_getb32 (buf + 4); | |
315 | header->init_section = bfd_getb32 (buf + 8); | |
316 | header->init_offset = bfd_getb32 (buf + 12); | |
317 | header->term_section = bfd_getb32 (buf + 16); | |
318 | header->term_offset = bfd_getb32 (buf + 20); | |
319 | header->imported_library_count = bfd_getb32 (buf + 24); | |
320 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
321 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
322 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
323 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
324 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
325 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
326 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
327 | ||
328 | return 0; | |
329 | } | |
330 | ||
116c20d2 NC |
331 | int |
332 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
333 | unsigned char *buf, | |
334 | size_t len, | |
335 | bfd_pef_imported_library *header) | |
3af9a47b NC |
336 | { |
337 | BFD_ASSERT (len == 24); | |
338 | ||
339 | header->name_offset = bfd_getb32 (buf); | |
340 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
341 | header->current_version = bfd_getb32 (buf + 8); | |
342 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
343 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
344 | header->options = buf[20]; | |
345 | header->reserved_a = buf[21]; | |
346 | header->reserved_b = bfd_getb16 (buf + 22); | |
347 | ||
348 | return 0; | |
349 | } | |
350 | ||
116c20d2 NC |
351 | int |
352 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
353 | unsigned char *buf, | |
354 | size_t len, | |
355 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
356 | { |
357 | unsigned long value; | |
358 | ||
359 | BFD_ASSERT (len == 4); | |
360 | ||
361 | value = bfd_getb32 (buf); | |
362 | symbol->class = value >> 24; | |
363 | symbol->name = value & 0x00ffffff; | |
364 | ||
365 | return 0; | |
366 | } | |
367 | ||
116c20d2 NC |
368 | int |
369 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
370 | { |
371 | unsigned char buf[28]; | |
e84d6fca | 372 | |
3af9a47b | 373 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 374 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 375 | return -1; |
3af9a47b NC |
376 | |
377 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
378 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
379 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
380 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
381 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
382 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
383 | section->section_kind = buf[24]; | |
384 | section->share_kind = buf[25]; | |
385 | section->alignment = buf[26]; | |
386 | section->reserved = buf[27]; | |
387 | ||
388 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
389 | if (section->bfd_section == NULL) |
390 | return -1; | |
3af9a47b NC |
391 | |
392 | return 0; | |
393 | } | |
394 | ||
395 | void | |
116c20d2 NC |
396 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
397 | bfd_pef_loader_header *header, | |
398 | FILE *file) | |
3af9a47b NC |
399 | { |
400 | fprintf (file, "main_section: %ld\n", header->main_section); | |
401 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
402 | fprintf (file, "init_section: %ld\n", header->init_section); | |
403 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
404 | fprintf (file, "term_section: %ld\n", header->term_section); | |
405 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
406 | fprintf (file, "imported_library_count: %lu\n", |
407 | header->imported_library_count); | |
408 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
409 | header->total_imported_symbol_count); | |
3af9a47b NC |
410 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
411 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
412 | fprintf (file, "loader_strings_offset: %lu\n", |
413 | header->loader_strings_offset); | |
3af9a47b | 414 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
415 | fprintf (file, "export_hash_table_power: %lu\n", |
416 | header->export_hash_table_power); | |
417 | fprintf (file, "exported_symbol_count: %lu\n", | |
418 | header->exported_symbol_count); | |
3af9a47b NC |
419 | } |
420 | ||
421 | int | |
116c20d2 | 422 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
423 | { |
424 | bfd_pef_loader_header header; | |
425 | asection *loadersec = NULL; | |
426 | unsigned char *loaderbuf = NULL; | |
427 | size_t loaderlen = 0; | |
3af9a47b NC |
428 | |
429 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
430 | if (loadersec == NULL) |
431 | return -1; | |
432 | ||
eea6121a | 433 | loaderlen = loadersec->size; |
116c20d2 | 434 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 435 | |
116c20d2 NC |
436 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
437 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
438 | || loaderlen < 56 | |
439 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
440 | { |
441 | free (loaderbuf); | |
442 | return -1; | |
443 | } | |
3af9a47b NC |
444 | |
445 | bfd_pef_print_loader_header (abfd, &header, file); | |
446 | return 0; | |
447 | } | |
448 | ||
449 | int | |
116c20d2 | 450 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
451 | { |
452 | bfd_pef_loader_header header; | |
453 | asection *section; | |
454 | ||
455 | asection *loadersec = NULL; | |
456 | unsigned char *loaderbuf = NULL; | |
457 | size_t loaderlen = 0; | |
458 | int ret; | |
459 | ||
460 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
461 | if (loadersec == NULL) |
462 | goto end; | |
463 | ||
eea6121a | 464 | loaderlen = loadersec->size; |
116c20d2 | 465 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
466 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
467 | goto error; | |
116c20d2 | 468 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 469 | goto error; |
3af9a47b | 470 | |
e84d6fca AM |
471 | if (loaderlen < 56) |
472 | goto error; | |
3af9a47b | 473 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
474 | if (ret < 0) |
475 | goto error; | |
476 | ||
477 | if (header.main_section < 0) | |
478 | goto end; | |
479 | ||
480 | for (section = abfd->sections; section != NULL; section = section->next) | |
481 | if ((section->index + 1) == header.main_section) | |
482 | break; | |
3af9a47b | 483 | |
e84d6fca AM |
484 | if (section == NULL) |
485 | goto error; | |
3af9a47b | 486 | |
3af9a47b NC |
487 | abfd->start_address = section->vma + header.main_offset; |
488 | ||
489 | end: | |
e84d6fca AM |
490 | if (loaderbuf != NULL) |
491 | free (loaderbuf); | |
3af9a47b NC |
492 | return 0; |
493 | ||
494 | error: | |
e84d6fca AM |
495 | if (loaderbuf != NULL) |
496 | free (loaderbuf); | |
3af9a47b NC |
497 | return -1; |
498 | } | |
499 | ||
500 | int | |
e84d6fca | 501 | bfd_pef_scan (abfd, header, mdata) |
3af9a47b NC |
502 | bfd *abfd; |
503 | bfd_pef_header *header; | |
e84d6fca | 504 | bfd_pef_data_struct *mdata; |
3af9a47b NC |
505 | { |
506 | unsigned int i; | |
3af9a47b NC |
507 | enum bfd_architecture cputype; |
508 | unsigned long cpusubtype; | |
509 | ||
e84d6fca | 510 | mdata->header = *header; |
3af9a47b | 511 | |
3af9a47b | 512 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
513 | if (cputype == bfd_arch_unknown) |
514 | { | |
515 | fprintf (stderr, "bfd_pef_scan: unknown architecture 0x%lx\n", | |
516 | header->architecture); | |
517 | return -1; | |
518 | } | |
3af9a47b NC |
519 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
520 | ||
521 | mdata->header = *header; | |
522 | ||
e84d6fca AM |
523 | abfd->flags = (abfd->xvec->object_flags |
524 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 525 | |
e84d6fca AM |
526 | if (header->section_count != 0) |
527 | { | |
116c20d2 | 528 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 529 | |
e84d6fca | 530 | if (mdata->sections == NULL) |
3af9a47b | 531 | return -1; |
e84d6fca AM |
532 | |
533 | for (i = 0; i < header->section_count; i++) | |
534 | { | |
535 | bfd_pef_section *cur = &mdata->sections[i]; | |
536 | cur->header_offset = 40 + (i * 28); | |
537 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
538 | return -1; | |
539 | } | |
3af9a47b | 540 | } |
3af9a47b | 541 | |
e84d6fca | 542 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 543 | return -1; |
3af9a47b NC |
544 | |
545 | abfd->tdata.pef_data = mdata; | |
546 | ||
547 | return 0; | |
548 | } | |
549 | ||
550 | static int | |
116c20d2 | 551 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
552 | { |
553 | unsigned char buf[40]; | |
554 | ||
555 | bfd_seek (abfd, 0, SEEK_SET); | |
556 | ||
116c20d2 | 557 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 558 | return -1; |
3af9a47b NC |
559 | |
560 | header->tag1 = bfd_getb32 (buf); | |
561 | header->tag2 = bfd_getb32 (buf + 4); | |
562 | header->architecture = bfd_getb32 (buf + 8); | |
563 | header->format_version = bfd_getb32 (buf + 12); | |
564 | header->timestamp = bfd_getb32 (buf + 16); | |
565 | header->old_definition_version = bfd_getb32 (buf + 20); | |
566 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
567 | header->current_version = bfd_getb32 (buf + 28); | |
568 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
569 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
570 | header->reserved = bfd_getb32 (buf + 36); | |
571 | ||
572 | return 0; | |
573 | } | |
574 | ||
575 | static const bfd_target * | |
116c20d2 | 576 | bfd_pef_object_p (bfd *abfd) |
3af9a47b | 577 | { |
e84d6fca | 578 | struct bfd_preserve preserve; |
3af9a47b | 579 | bfd_pef_header header; |
3af9a47b | 580 | |
e84d6fca AM |
581 | preserve.marker = NULL; |
582 | if (bfd_pef_read_header (abfd, &header) != 0) | |
583 | goto wrong; | |
3af9a47b | 584 | |
e84d6fca AM |
585 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
586 | goto wrong; | |
587 | ||
588 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_pef_data_struct)); | |
589 | if (preserve.marker == NULL | |
590 | || !bfd_preserve_save (abfd, &preserve)) | |
591 | goto fail; | |
3af9a47b | 592 | |
e84d6fca AM |
593 | if (bfd_pef_scan (abfd, &header, |
594 | (bfd_pef_data_struct *) preserve.marker) != 0) | |
595 | goto wrong; | |
596 | ||
597 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b | 598 | return abfd->xvec; |
e84d6fca AM |
599 | |
600 | wrong: | |
601 | bfd_set_error (bfd_error_wrong_format); | |
602 | ||
603 | fail: | |
604 | if (preserve.marker != NULL) | |
605 | bfd_preserve_restore (abfd, &preserve); | |
606 | return NULL; | |
3af9a47b NC |
607 | } |
608 | ||
116c20d2 NC |
609 | static int |
610 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
611 | asection *sec, | |
612 | unsigned char *buf, | |
613 | size_t len, | |
614 | long *nsym, | |
615 | asymbol **csym) | |
3af9a47b NC |
616 | { |
617 | char *name; | |
618 | ||
619 | asymbol function; | |
620 | asymbol traceback; | |
621 | ||
622 | const char *const tbprefix = "__traceback_"; | |
623 | size_t tbnamelen; | |
624 | ||
625 | size_t pos = 0; | |
626 | unsigned long count = 0; | |
627 | int ret; | |
628 | ||
e84d6fca AM |
629 | for (;;) |
630 | { | |
29e1a6e4 | 631 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
632 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
633 | break; | |
3af9a47b | 634 | |
e84d6fca AM |
635 | pos += 3; |
636 | pos -= (pos % 4); | |
3af9a47b | 637 | |
e84d6fca AM |
638 | while ((pos + 4) <= len) |
639 | { | |
640 | if (bfd_getb32 (buf + pos) == 0) | |
641 | break; | |
642 | pos += 4; | |
643 | } | |
3af9a47b | 644 | |
e84d6fca AM |
645 | if ((pos + 4) > len) |
646 | break; | |
3af9a47b | 647 | |
e84d6fca AM |
648 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
649 | &function, 0); | |
650 | if (ret < 0) | |
651 | { | |
29e1a6e4 | 652 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
653 | pos += 4; |
654 | continue; | |
655 | } | |
3af9a47b | 656 | |
e84d6fca AM |
657 | BFD_ASSERT (function.name != NULL); |
658 | ||
659 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 660 | counting symbols. */ |
e84d6fca AM |
661 | if (csym) |
662 | { | |
663 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
664 | name = bfd_alloc (abfd, tbnamelen + 1); | |
665 | if (name == NULL) | |
666 | { | |
116c20d2 | 667 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
668 | function.name = NULL; |
669 | break; | |
670 | } | |
671 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
672 | traceback.name = name; | |
673 | traceback.value = pos; | |
674 | traceback.the_bfd = abfd; | |
675 | traceback.section = sec; | |
676 | traceback.flags = 0; | |
677 | traceback.udata.i = ret; | |
678 | ||
679 | *(csym[count]) = function; | |
680 | *(csym[count + 1]) = traceback; | |
3af9a47b | 681 | } |
3af9a47b | 682 | |
e84d6fca AM |
683 | pos += ret; |
684 | count += 2; | |
685 | } | |
3af9a47b NC |
686 | |
687 | *nsym = count; | |
688 | return 0; | |
689 | } | |
690 | ||
116c20d2 NC |
691 | static int |
692 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
693 | unsigned char *buf, | |
694 | size_t len, | |
695 | unsigned long *offset) | |
3af9a47b NC |
696 | { |
697 | BFD_ASSERT (len == 24); | |
698 | ||
e84d6fca AM |
699 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
700 | return -1; | |
701 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
702 | return -1; | |
703 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
704 | return -1; | |
705 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
706 | return -1; | |
707 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
708 | return -1; | |
709 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
710 | return -1; | |
711 | ||
712 | if (offset != NULL) | |
3af9a47b | 713 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
714 | |
715 | return 0; | |
716 | } | |
717 | ||
116c20d2 NC |
718 | static int |
719 | bfd_pef_parse_function_stubs (bfd *abfd, | |
720 | asection *codesec, | |
721 | unsigned char *codebuf, | |
722 | size_t codelen, | |
723 | unsigned char *loaderbuf, | |
724 | size_t loaderlen, | |
725 | unsigned long *nsym, | |
726 | asymbol **csym) | |
3af9a47b NC |
727 | { |
728 | const char *const sprefix = "__stub_"; | |
729 | ||
730 | size_t codepos = 0; | |
731 | unsigned long count = 0; | |
732 | ||
733 | bfd_pef_loader_header header; | |
734 | bfd_pef_imported_library *libraries = NULL; | |
735 | bfd_pef_imported_symbol *imports = NULL; | |
736 | ||
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; | |
782 | unsigned long index; | |
783 | int ret; | |
3af9a47b | 784 | |
e84d6fca AM |
785 | if (csym && (csym[count] == NULL)) |
786 | break; | |
3af9a47b | 787 | |
e84d6fca AM |
788 | codepos += 3; |
789 | codepos -= (codepos % 4); | |
3af9a47b | 790 | |
e84d6fca AM |
791 | while ((codepos + 4) <= codelen) |
792 | { | |
793 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
794 | break; | |
795 | codepos += 4; | |
796 | } | |
3af9a47b | 797 | |
e84d6fca | 798 | if ((codepos + 4) > codelen) |
3af9a47b | 799 | break; |
3af9a47b | 800 | |
e84d6fca AM |
801 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &index); |
802 | if (ret < 0) | |
803 | { | |
804 | codepos += 24; | |
805 | continue; | |
806 | } | |
3af9a47b | 807 | |
e84d6fca AM |
808 | if (index >= header.total_imported_symbol_count) |
809 | { | |
810 | codepos += 24; | |
811 | continue; | |
812 | } | |
3af9a47b | 813 | |
e84d6fca AM |
814 | { |
815 | size_t max, namelen; | |
816 | const char *s; | |
817 | ||
818 | if (loaderlen < (header.loader_strings_offset + imports[index].name)) | |
819 | goto error; | |
820 | ||
821 | max = loaderlen - (header.loader_strings_offset + imports[index].name); | |
f075ee0c AM |
822 | symname = (char *) loaderbuf; |
823 | symname += header.loader_strings_offset + imports[index].name; | |
e84d6fca AM |
824 | namelen = 0; |
825 | for (s = symname; s < (symname + max); s++) | |
826 | { | |
827 | if (*s == '\0') | |
828 | break; | |
29e1a6e4 | 829 | if (! ISPRINT (*s)) |
e84d6fca AM |
830 | goto error; |
831 | namelen++; | |
832 | } | |
833 | if (*s != '\0') | |
834 | goto error; | |
835 | ||
836 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
837 | if (name == NULL) | |
838 | break; | |
3af9a47b | 839 | |
e84d6fca AM |
840 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
841 | sprefix, symname); | |
842 | sym.name = name; | |
843 | } | |
3af9a47b | 844 | |
e84d6fca AM |
845 | sym.value = codepos; |
846 | sym.the_bfd = abfd; | |
847 | sym.section = codesec; | |
848 | sym.flags = 0; | |
849 | sym.udata.i = 0; | |
3af9a47b | 850 | |
e84d6fca | 851 | codepos += 24; |
3af9a47b | 852 | |
e84d6fca AM |
853 | if (csym != NULL) |
854 | *(csym[count]) = sym; | |
3af9a47b | 855 | |
e84d6fca | 856 | count++; |
3af9a47b | 857 | } |
3af9a47b NC |
858 | |
859 | goto end; | |
860 | ||
861 | end: | |
e84d6fca AM |
862 | if (libraries != NULL) |
863 | free (libraries); | |
864 | if (imports != NULL) | |
865 | free (imports); | |
3af9a47b NC |
866 | *nsym = count; |
867 | return 0; | |
868 | ||
869 | error: | |
e84d6fca AM |
870 | if (libraries != NULL) |
871 | free (libraries); | |
872 | if (imports != NULL) | |
873 | free (imports); | |
3af9a47b NC |
874 | *nsym = count; |
875 | return -1; | |
e84d6fca | 876 | } |
3af9a47b | 877 | |
116c20d2 NC |
878 | static long |
879 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
880 | { |
881 | unsigned long count = 0; | |
882 | ||
883 | asection *codesec = NULL; | |
884 | unsigned char *codebuf = NULL; | |
885 | size_t codelen = 0; | |
886 | ||
887 | asection *loadersec = NULL; | |
888 | unsigned char *loaderbuf = NULL; | |
889 | size_t loaderlen = 0; | |
890 | ||
891 | codesec = bfd_get_section_by_name (abfd, "code"); | |
892 | if (codesec != NULL) | |
893 | { | |
eea6121a | 894 | codelen = codesec->size; |
116c20d2 | 895 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
896 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
897 | goto end; | |
116c20d2 | 898 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 899 | goto end; |
3af9a47b NC |
900 | } |
901 | ||
902 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
903 | if (loadersec != NULL) | |
904 | { | |
eea6121a | 905 | loaderlen = loadersec->size; |
116c20d2 | 906 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
907 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
908 | goto end; | |
116c20d2 | 909 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 910 | goto end; |
3af9a47b | 911 | } |
e84d6fca | 912 | |
3af9a47b NC |
913 | count = 0; |
914 | if (codesec != NULL) | |
915 | { | |
f075ee0c | 916 | long ncount = 0; |
e84d6fca AM |
917 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
918 | &ncount, csym); | |
3af9a47b NC |
919 | count += ncount; |
920 | } | |
921 | ||
922 | if ((codesec != NULL) && (loadersec != NULL)) | |
923 | { | |
924 | unsigned long ncount = 0; | |
925 | bfd_pef_parse_function_stubs | |
926 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
927 | (csym != NULL) ? (csym + count) : NULL); | |
928 | count += ncount; | |
929 | } | |
e84d6fca AM |
930 | |
931 | if (csym != NULL) | |
3af9a47b | 932 | csym[count] = NULL; |
e84d6fca | 933 | |
3af9a47b | 934 | end: |
e84d6fca | 935 | if (codebuf != NULL) |
3af9a47b NC |
936 | free (codebuf); |
937 | ||
e84d6fca AM |
938 | if (loaderbuf != NULL) |
939 | free (loaderbuf); | |
940 | ||
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. */ | |
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 NC |
1068 | { |
1069 | unsigned char buf[76]; | |
1070 | ||
1071 | bfd_seek (abfd, 0, SEEK_SET); | |
1072 | ||
116c20d2 | 1073 | if (bfd_bread ((void *) buf, 76, abfd) != 76) |
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 | 1121 | { |
e84d6fca | 1122 | struct bfd_preserve preserve; |
3af9a47b | 1123 | bfd_pef_xlib_header header; |
3af9a47b | 1124 | |
e84d6fca AM |
1125 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1126 | { | |
1127 | bfd_set_error (bfd_error_wrong_format); | |
1128 | return NULL; | |
1129 | } | |
3af9a47b | 1130 | |
e84d6fca AM |
1131 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1132 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1133 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1134 | { | |
1135 | bfd_set_error (bfd_error_wrong_format); | |
1136 | return NULL; | |
1137 | } | |
3af9a47b | 1138 | |
e84d6fca AM |
1139 | if (! bfd_preserve_save (abfd, &preserve)) |
1140 | { | |
1141 | bfd_set_error (bfd_error_wrong_format); | |
1142 | return NULL; | |
1143 | } | |
1144 | ||
1145 | if (bfd_pef_xlib_scan (abfd, &header) != 0) | |
1146 | { | |
1147 | bfd_preserve_restore (abfd, &preserve); | |
1148 | bfd_set_error (bfd_error_wrong_format); | |
1149 | return NULL; | |
1150 | } | |
1151 | ||
1152 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b NC |
1153 | return abfd->xvec; |
1154 | } | |
1155 | ||
1156 | const bfd_target pef_xlib_vec = | |
1157 | { | |
116c20d2 NC |
1158 | "pef-xlib", /* Name. */ |
1159 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1160 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1161 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1162 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1163 | HAS_LINENO | HAS_DEBUG | |
1164 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1165 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1166 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1167 | 0, /* Symbol_leading_char. */ | |
1168 | ' ', /* AR_pad_char. */ | |
1169 | 16, /* AR_max_namelen. */ | |
3af9a47b NC |
1170 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1171 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1172 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1173 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1174 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1175 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1176 | { /* bfd_check_format. */ | |
3af9a47b | 1177 | _bfd_dummy_target, |
116c20d2 | 1178 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1179 | _bfd_dummy_target, |
1180 | _bfd_dummy_target, | |
1181 | }, | |
116c20d2 | 1182 | { /* bfd_set_format. */ |
3af9a47b NC |
1183 | bfd_false, |
1184 | bfd_pef_mkobject, | |
1185 | bfd_false, | |
1186 | bfd_false, | |
1187 | }, | |
116c20d2 | 1188 | { /* bfd_write_contents. */ |
3af9a47b NC |
1189 | bfd_false, |
1190 | bfd_true, | |
1191 | bfd_false, | |
1192 | bfd_false, | |
1193 | }, | |
1194 | ||
1195 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1196 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1197 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1198 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1199 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1200 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1201 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1202 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1203 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1204 | ||
1205 | NULL, | |
e84d6fca | 1206 | |
3af9a47b NC |
1207 | NULL |
1208 | }; |