Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
4a97a0e5 AM |
2 | Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, |
3 | 2009, 2011 Free Software Foundation, Inc. | |
3af9a47b NC |
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 | |
cd123cb7 | 9 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
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 |
cd123cb7 NC |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
20 | MA 02110-1301, USA. */ | |
3af9a47b | 21 | |
100fc767 TG |
22 | /* PEF (Preferred Executable Format) is the binary file format for late |
23 | classic Mac OS versions (before Darwin). It is supported by both m68k | |
24 | and PowerPc. It is also called CFM (Code Fragment Manager). */ | |
25 | ||
3db64b00 | 26 | #include "sysdep.h" |
29e1a6e4 | 27 | #include "safe-ctype.h" |
3af9a47b NC |
28 | #include "pef.h" |
29 | #include "pef-traceback.h" | |
3af9a47b | 30 | #include "bfd.h" |
3af9a47b | 31 | #include "libbfd.h" |
3af9a47b NC |
32 | #include "libiberty.h" |
33 | ||
34 | #ifndef BFD_IO_FUNCS | |
35 | #define BFD_IO_FUNCS 0 | |
36 | #endif | |
37 | ||
29e1a6e4 NC |
38 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
39 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
40 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
41 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
3c9458e9 | 42 | #define bfd_pef_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) |
29e1a6e4 NC |
43 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
44 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
4ab527b0 | 45 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info |
29e1a6e4 NC |
46 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
47 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
48 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
29e1a6e4 NC |
49 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach |
50 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
51 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
52 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents | |
53 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section | |
54 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
ae17ab41 | 55 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags |
29e1a6e4 | 56 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections |
72adc230 | 57 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
29e1a6e4 | 58 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
116c20d2 | 59 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked |
3023e3f6 | 60 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol |
29e1a6e4 NC |
61 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
62 | #define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free | |
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 NC |
219 | { |
220 | unsigned char *buf = alloca (symbol->udata.i); | |
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]"); | |
230 | } | |
231 | } | |
232 | } | |
233 | ||
234 | static void | |
235 | bfd_pef_convert_architecture (unsigned long architecture, | |
236 | enum bfd_architecture *type, | |
237 | unsigned long *subtype) | |
238 | { | |
239 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
240 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
241 | ||
242 | *subtype = bfd_arch_unknown; | |
243 | *type = bfd_arch_unknown; | |
244 | ||
245 | if (architecture == ARCH_POWERPC) | |
246 | *type = bfd_arch_powerpc; | |
247 | else if (architecture == ARCH_M68K) | |
248 | *type = bfd_arch_m68k; | |
249 | } | |
250 | ||
251 | static bfd_boolean | |
252 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) | |
253 | { | |
254 | return TRUE; | |
255 | } | |
256 | ||
257 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 258 | { |
e84d6fca AM |
259 | switch (section->section_kind) |
260 | { | |
261 | case BFD_PEF_SECTION_CODE: return "code"; | |
262 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
263 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
264 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
265 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
266 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
267 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
268 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
269 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
270 | default: return "unknown"; | |
271 | } | |
3af9a47b NC |
272 | } |
273 | ||
116c20d2 | 274 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 275 | { |
e84d6fca AM |
276 | switch (section->section_kind) |
277 | { | |
278 | case BFD_PEF_SECTION_CODE: | |
279 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
280 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
281 | case BFD_PEF_SECTION_PACKED_DATA: | |
282 | case BFD_PEF_SECTION_CONSTANT: | |
283 | case BFD_PEF_SECTION_LOADER: | |
284 | case BFD_PEF_SECTION_DEBUG: | |
285 | case BFD_PEF_SECTION_EXEC_DATA: | |
286 | case BFD_PEF_SECTION_EXCEPTION: | |
287 | case BFD_PEF_SECTION_TRACEBACK: | |
288 | default: | |
289 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
290 | } | |
3af9a47b NC |
291 | } |
292 | ||
293 | static asection * | |
116c20d2 | 294 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
295 | { |
296 | asection *bfdsec; | |
297 | const char *name = bfd_pef_section_name (section); | |
298 | ||
299 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
300 | if (bfdsec == NULL) |
301 | return NULL; | |
302 | ||
3af9a47b NC |
303 | bfdsec->vma = section->default_address + section->container_offset; |
304 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 305 | bfdsec->size = section->container_length; |
3af9a47b NC |
306 | bfdsec->filepos = section->container_offset; |
307 | bfdsec->alignment_power = section->alignment; | |
308 | ||
309 | bfdsec->flags = bfd_pef_section_flags (section); | |
310 | ||
311 | return bfdsec; | |
312 | } | |
313 | ||
116c20d2 NC |
314 | int |
315 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
316 | unsigned char *buf, | |
317 | size_t len, | |
318 | bfd_pef_loader_header *header) | |
3af9a47b NC |
319 | { |
320 | BFD_ASSERT (len == 56); | |
321 | ||
322 | header->main_section = bfd_getb32 (buf); | |
323 | header->main_offset = bfd_getb32 (buf + 4); | |
324 | header->init_section = bfd_getb32 (buf + 8); | |
325 | header->init_offset = bfd_getb32 (buf + 12); | |
326 | header->term_section = bfd_getb32 (buf + 16); | |
327 | header->term_offset = bfd_getb32 (buf + 20); | |
328 | header->imported_library_count = bfd_getb32 (buf + 24); | |
329 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
330 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
331 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
332 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
333 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
334 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
335 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
336 | ||
337 | return 0; | |
338 | } | |
339 | ||
116c20d2 NC |
340 | int |
341 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
342 | unsigned char *buf, | |
343 | size_t len, | |
344 | bfd_pef_imported_library *header) | |
3af9a47b NC |
345 | { |
346 | BFD_ASSERT (len == 24); | |
347 | ||
348 | header->name_offset = bfd_getb32 (buf); | |
349 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
350 | header->current_version = bfd_getb32 (buf + 8); | |
351 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
352 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
353 | header->options = buf[20]; | |
354 | header->reserved_a = buf[21]; | |
355 | header->reserved_b = bfd_getb16 (buf + 22); | |
356 | ||
357 | return 0; | |
358 | } | |
359 | ||
116c20d2 NC |
360 | int |
361 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
362 | unsigned char *buf, | |
363 | size_t len, | |
364 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
365 | { |
366 | unsigned long value; | |
367 | ||
368 | BFD_ASSERT (len == 4); | |
369 | ||
370 | value = bfd_getb32 (buf); | |
96d56e9f | 371 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
372 | symbol->name = value & 0x00ffffff; |
373 | ||
374 | return 0; | |
375 | } | |
376 | ||
116c20d2 NC |
377 | int |
378 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
379 | { |
380 | unsigned char buf[28]; | |
e84d6fca | 381 | |
3af9a47b | 382 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 383 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 384 | return -1; |
3af9a47b NC |
385 | |
386 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
387 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
388 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
389 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
390 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
391 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
392 | section->section_kind = buf[24]; | |
393 | section->share_kind = buf[25]; | |
394 | section->alignment = buf[26]; | |
395 | section->reserved = buf[27]; | |
396 | ||
397 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
398 | if (section->bfd_section == NULL) |
399 | return -1; | |
3af9a47b NC |
400 | |
401 | return 0; | |
402 | } | |
403 | ||
404 | void | |
116c20d2 NC |
405 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
406 | bfd_pef_loader_header *header, | |
407 | FILE *file) | |
3af9a47b NC |
408 | { |
409 | fprintf (file, "main_section: %ld\n", header->main_section); | |
410 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
411 | fprintf (file, "init_section: %ld\n", header->init_section); | |
412 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
413 | fprintf (file, "term_section: %ld\n", header->term_section); | |
414 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
415 | fprintf (file, "imported_library_count: %lu\n", |
416 | header->imported_library_count); | |
417 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
418 | header->total_imported_symbol_count); | |
3af9a47b NC |
419 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
420 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
421 | fprintf (file, "loader_strings_offset: %lu\n", |
422 | header->loader_strings_offset); | |
3af9a47b | 423 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
424 | fprintf (file, "export_hash_table_power: %lu\n", |
425 | header->export_hash_table_power); | |
426 | fprintf (file, "exported_symbol_count: %lu\n", | |
427 | header->exported_symbol_count); | |
3af9a47b NC |
428 | } |
429 | ||
430 | int | |
116c20d2 | 431 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
432 | { |
433 | bfd_pef_loader_header header; | |
434 | asection *loadersec = NULL; | |
435 | unsigned char *loaderbuf = NULL; | |
436 | size_t loaderlen = 0; | |
3af9a47b NC |
437 | |
438 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
439 | if (loadersec == NULL) |
440 | return -1; | |
441 | ||
eea6121a | 442 | loaderlen = loadersec->size; |
116c20d2 | 443 | loaderbuf = bfd_malloc (loaderlen); |
3af9a47b | 444 | |
116c20d2 NC |
445 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0 |
446 | || bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen | |
447 | || loaderlen < 56 | |
448 | || bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) | |
e84d6fca AM |
449 | { |
450 | free (loaderbuf); | |
451 | return -1; | |
452 | } | |
3af9a47b NC |
453 | |
454 | bfd_pef_print_loader_header (abfd, &header, file); | |
455 | return 0; | |
456 | } | |
457 | ||
458 | int | |
116c20d2 | 459 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
460 | { |
461 | bfd_pef_loader_header header; | |
462 | asection *section; | |
463 | ||
464 | asection *loadersec = NULL; | |
465 | unsigned char *loaderbuf = NULL; | |
466 | size_t loaderlen = 0; | |
467 | int ret; | |
468 | ||
469 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
470 | if (loadersec == NULL) |
471 | goto end; | |
472 | ||
eea6121a | 473 | loaderlen = loadersec->size; |
116c20d2 | 474 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
475 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
476 | goto error; | |
116c20d2 | 477 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 478 | goto error; |
3af9a47b | 479 | |
e84d6fca AM |
480 | if (loaderlen < 56) |
481 | goto error; | |
3af9a47b | 482 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
483 | if (ret < 0) |
484 | goto error; | |
485 | ||
486 | if (header.main_section < 0) | |
487 | goto end; | |
488 | ||
489 | for (section = abfd->sections; section != NULL; section = section->next) | |
490 | if ((section->index + 1) == header.main_section) | |
491 | break; | |
3af9a47b | 492 | |
e84d6fca AM |
493 | if (section == NULL) |
494 | goto error; | |
3af9a47b | 495 | |
3af9a47b NC |
496 | abfd->start_address = section->vma + header.main_offset; |
497 | ||
498 | end: | |
e84d6fca AM |
499 | if (loaderbuf != NULL) |
500 | free (loaderbuf); | |
3af9a47b NC |
501 | return 0; |
502 | ||
503 | error: | |
e84d6fca AM |
504 | if (loaderbuf != NULL) |
505 | free (loaderbuf); | |
3af9a47b NC |
506 | return -1; |
507 | } | |
508 | ||
509 | int | |
e84d6fca | 510 | bfd_pef_scan (abfd, header, mdata) |
3af9a47b NC |
511 | bfd *abfd; |
512 | bfd_pef_header *header; | |
e84d6fca | 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 | 586 | { |
e84d6fca | 587 | struct bfd_preserve preserve; |
3af9a47b | 588 | bfd_pef_header header; |
3af9a47b | 589 | |
e84d6fca AM |
590 | preserve.marker = NULL; |
591 | if (bfd_pef_read_header (abfd, &header) != 0) | |
592 | goto wrong; | |
3af9a47b | 593 | |
e84d6fca AM |
594 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
595 | goto wrong; | |
596 | ||
597 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_pef_data_struct)); | |
598 | if (preserve.marker == NULL | |
599 | || !bfd_preserve_save (abfd, &preserve)) | |
600 | goto fail; | |
3af9a47b | 601 | |
e84d6fca AM |
602 | if (bfd_pef_scan (abfd, &header, |
603 | (bfd_pef_data_struct *) preserve.marker) != 0) | |
604 | goto wrong; | |
605 | ||
606 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b | 607 | return abfd->xvec; |
e84d6fca AM |
608 | |
609 | wrong: | |
610 | bfd_set_error (bfd_error_wrong_format); | |
611 | ||
612 | fail: | |
613 | if (preserve.marker != NULL) | |
614 | bfd_preserve_restore (abfd, &preserve); | |
615 | return NULL; | |
3af9a47b NC |
616 | } |
617 | ||
116c20d2 NC |
618 | static int |
619 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
620 | asection *sec, | |
621 | unsigned char *buf, | |
622 | size_t len, | |
623 | long *nsym, | |
624 | asymbol **csym) | |
3af9a47b NC |
625 | { |
626 | char *name; | |
627 | ||
628 | asymbol function; | |
629 | asymbol traceback; | |
630 | ||
631 | const char *const tbprefix = "__traceback_"; | |
632 | size_t tbnamelen; | |
633 | ||
634 | size_t pos = 0; | |
635 | unsigned long count = 0; | |
636 | int ret; | |
637 | ||
e84d6fca AM |
638 | for (;;) |
639 | { | |
29e1a6e4 | 640 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
641 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
642 | break; | |
3af9a47b | 643 | |
e84d6fca AM |
644 | pos += 3; |
645 | pos -= (pos % 4); | |
3af9a47b | 646 | |
e84d6fca AM |
647 | while ((pos + 4) <= len) |
648 | { | |
649 | if (bfd_getb32 (buf + pos) == 0) | |
650 | break; | |
651 | pos += 4; | |
652 | } | |
3af9a47b | 653 | |
e84d6fca AM |
654 | if ((pos + 4) > len) |
655 | break; | |
3af9a47b | 656 | |
e84d6fca AM |
657 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
658 | &function, 0); | |
659 | if (ret < 0) | |
660 | { | |
29e1a6e4 | 661 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
662 | pos += 4; |
663 | continue; | |
664 | } | |
3af9a47b | 665 | |
e84d6fca AM |
666 | BFD_ASSERT (function.name != NULL); |
667 | ||
668 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 669 | counting symbols. */ |
e84d6fca AM |
670 | if (csym) |
671 | { | |
672 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
673 | name = bfd_alloc (abfd, tbnamelen + 1); | |
674 | if (name == NULL) | |
675 | { | |
116c20d2 | 676 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
677 | function.name = NULL; |
678 | break; | |
679 | } | |
680 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
681 | traceback.name = name; | |
682 | traceback.value = pos; | |
683 | traceback.the_bfd = abfd; | |
684 | traceback.section = sec; | |
685 | traceback.flags = 0; | |
686 | traceback.udata.i = ret; | |
687 | ||
688 | *(csym[count]) = function; | |
689 | *(csym[count + 1]) = traceback; | |
3af9a47b | 690 | } |
3af9a47b | 691 | |
e84d6fca AM |
692 | pos += ret; |
693 | count += 2; | |
694 | } | |
3af9a47b NC |
695 | |
696 | *nsym = count; | |
697 | return 0; | |
698 | } | |
699 | ||
116c20d2 NC |
700 | static int |
701 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
702 | unsigned char *buf, | |
703 | size_t len, | |
704 | unsigned long *offset) | |
3af9a47b NC |
705 | { |
706 | BFD_ASSERT (len == 24); | |
707 | ||
e84d6fca AM |
708 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
709 | return -1; | |
710 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
711 | return -1; | |
712 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
713 | return -1; | |
714 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
715 | return -1; | |
716 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
717 | return -1; | |
718 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
719 | return -1; | |
720 | ||
721 | if (offset != NULL) | |
3af9a47b | 722 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
723 | |
724 | return 0; | |
725 | } | |
726 | ||
116c20d2 NC |
727 | static int |
728 | bfd_pef_parse_function_stubs (bfd *abfd, | |
729 | asection *codesec, | |
730 | unsigned char *codebuf, | |
731 | size_t codelen, | |
732 | unsigned char *loaderbuf, | |
733 | size_t loaderlen, | |
734 | unsigned long *nsym, | |
735 | asymbol **csym) | |
3af9a47b NC |
736 | { |
737 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
738 | size_t codepos = 0; |
739 | unsigned long count = 0; | |
3af9a47b NC |
740 | bfd_pef_loader_header header; |
741 | bfd_pef_imported_library *libraries = NULL; | |
742 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
743 | unsigned long i; |
744 | int ret; | |
745 | ||
e84d6fca AM |
746 | if (loaderlen < 56) |
747 | goto error; | |
3af9a47b NC |
748 | |
749 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
750 | if (ret < 0) |
751 | goto error; | |
3af9a47b | 752 | |
116c20d2 | 753 | libraries = bfd_malloc |
3af9a47b | 754 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 755 | imports = bfd_malloc |
3af9a47b | 756 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
e84d6fca AM |
757 | |
758 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
759 | goto error; | |
760 | for (i = 0; i < header.imported_library_count; i++) | |
761 | { | |
762 | ret = bfd_pef_parse_imported_library | |
763 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
764 | if (ret < 0) | |
765 | goto error; | |
766 | } | |
767 | ||
768 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
769 | + (header.total_imported_symbol_count * 4))) | |
770 | goto error; | |
771 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
772 | { | |
773 | ret = (bfd_pef_parse_imported_symbol | |
774 | (abfd, | |
775 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
776 | 4, &imports[i])); | |
777 | if (ret < 0) | |
778 | goto error; | |
779 | } | |
780 | ||
3af9a47b NC |
781 | codepos = 0; |
782 | ||
e84d6fca AM |
783 | for (;;) |
784 | { | |
785 | asymbol sym; | |
786 | const char *symname; | |
787 | char *name; | |
91d6fa6a | 788 | unsigned long sym_index; |
3af9a47b | 789 | |
e84d6fca AM |
790 | if (csym && (csym[count] == NULL)) |
791 | break; | |
3af9a47b | 792 | |
e84d6fca AM |
793 | codepos += 3; |
794 | codepos -= (codepos % 4); | |
3af9a47b | 795 | |
e84d6fca AM |
796 | while ((codepos + 4) <= codelen) |
797 | { | |
798 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
799 | break; | |
800 | codepos += 4; | |
801 | } | |
3af9a47b | 802 | |
e84d6fca | 803 | if ((codepos + 4) > codelen) |
3af9a47b | 804 | break; |
3af9a47b | 805 | |
91d6fa6a | 806 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
807 | if (ret < 0) |
808 | { | |
809 | codepos += 24; | |
810 | continue; | |
811 | } | |
3af9a47b | 812 | |
91d6fa6a | 813 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
814 | { |
815 | codepos += 24; | |
816 | continue; | |
817 | } | |
3af9a47b | 818 | |
e84d6fca AM |
819 | { |
820 | size_t max, namelen; | |
821 | const char *s; | |
822 | ||
91d6fa6a | 823 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
824 | goto error; |
825 | ||
91d6fa6a | 826 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 827 | symname = (char *) loaderbuf; |
91d6fa6a | 828 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
829 | namelen = 0; |
830 | for (s = symname; s < (symname + max); s++) | |
831 | { | |
832 | if (*s == '\0') | |
833 | break; | |
29e1a6e4 | 834 | if (! ISPRINT (*s)) |
e84d6fca AM |
835 | goto error; |
836 | namelen++; | |
837 | } | |
838 | if (*s != '\0') | |
839 | goto error; | |
840 | ||
841 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
842 | if (name == NULL) | |
843 | break; | |
3af9a47b | 844 | |
e84d6fca AM |
845 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
846 | sprefix, symname); | |
847 | sym.name = name; | |
848 | } | |
3af9a47b | 849 | |
e84d6fca AM |
850 | sym.value = codepos; |
851 | sym.the_bfd = abfd; | |
852 | sym.section = codesec; | |
853 | sym.flags = 0; | |
854 | sym.udata.i = 0; | |
3af9a47b | 855 | |
e84d6fca | 856 | codepos += 24; |
3af9a47b | 857 | |
e84d6fca AM |
858 | if (csym != NULL) |
859 | *(csym[count]) = sym; | |
3af9a47b | 860 | |
e84d6fca | 861 | count++; |
3af9a47b | 862 | } |
3af9a47b NC |
863 | |
864 | goto end; | |
865 | ||
866 | end: | |
e84d6fca AM |
867 | if (libraries != NULL) |
868 | free (libraries); | |
869 | if (imports != NULL) | |
870 | free (imports); | |
3af9a47b NC |
871 | *nsym = count; |
872 | return 0; | |
873 | ||
874 | error: | |
e84d6fca AM |
875 | if (libraries != NULL) |
876 | free (libraries); | |
877 | if (imports != NULL) | |
878 | free (imports); | |
3af9a47b NC |
879 | *nsym = count; |
880 | return -1; | |
e84d6fca | 881 | } |
3af9a47b | 882 | |
116c20d2 NC |
883 | static long |
884 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
885 | { |
886 | unsigned long count = 0; | |
887 | ||
888 | asection *codesec = NULL; | |
889 | unsigned char *codebuf = NULL; | |
890 | size_t codelen = 0; | |
891 | ||
892 | asection *loadersec = NULL; | |
893 | unsigned char *loaderbuf = NULL; | |
894 | size_t loaderlen = 0; | |
895 | ||
896 | codesec = bfd_get_section_by_name (abfd, "code"); | |
897 | if (codesec != NULL) | |
898 | { | |
eea6121a | 899 | codelen = codesec->size; |
116c20d2 | 900 | codebuf = bfd_malloc (codelen); |
e84d6fca AM |
901 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
902 | goto end; | |
116c20d2 | 903 | if (bfd_bread ((void *) codebuf, codelen, abfd) != codelen) |
e84d6fca | 904 | goto end; |
3af9a47b NC |
905 | } |
906 | ||
907 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
908 | if (loadersec != NULL) | |
909 | { | |
eea6121a | 910 | loaderlen = loadersec->size; |
116c20d2 | 911 | loaderbuf = bfd_malloc (loaderlen); |
e84d6fca AM |
912 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
913 | goto end; | |
116c20d2 | 914 | if (bfd_bread ((void *) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca | 915 | goto end; |
3af9a47b | 916 | } |
e84d6fca | 917 | |
3af9a47b NC |
918 | count = 0; |
919 | if (codesec != NULL) | |
920 | { | |
f075ee0c | 921 | long ncount = 0; |
e84d6fca AM |
922 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
923 | &ncount, csym); | |
3af9a47b NC |
924 | count += ncount; |
925 | } | |
926 | ||
927 | if ((codesec != NULL) && (loadersec != NULL)) | |
928 | { | |
929 | unsigned long ncount = 0; | |
930 | bfd_pef_parse_function_stubs | |
931 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
932 | (csym != NULL) ? (csym + count) : NULL); | |
933 | count += ncount; | |
934 | } | |
e84d6fca AM |
935 | |
936 | if (csym != NULL) | |
3af9a47b | 937 | csym[count] = NULL; |
e84d6fca | 938 | |
3af9a47b | 939 | end: |
e84d6fca | 940 | if (codebuf != NULL) |
3af9a47b NC |
941 | free (codebuf); |
942 | ||
e84d6fca AM |
943 | if (loaderbuf != NULL) |
944 | free (loaderbuf); | |
945 | ||
3af9a47b NC |
946 | return count; |
947 | } | |
948 | ||
949 | static long | |
116c20d2 | 950 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
951 | { |
952 | return bfd_pef_parse_symbols (abfd, NULL); | |
953 | } | |
954 | ||
955 | static long | |
116c20d2 | 956 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
957 | { |
958 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 959 | |
e84d6fca AM |
960 | if (nsyms < 0) |
961 | return nsyms; | |
3af9a47b NC |
962 | return ((nsyms + 1) * sizeof (asymbol *)); |
963 | } | |
964 | ||
965 | static long | |
116c20d2 | 966 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
967 | { |
968 | long i; | |
969 | asymbol *syms; | |
970 | long ret; | |
3af9a47b | 971 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 972 | |
e84d6fca AM |
973 | if (nsyms < 0) |
974 | return nsyms; | |
3af9a47b NC |
975 | |
976 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
977 | if (syms == NULL) |
978 | return -1; | |
3af9a47b | 979 | |
e84d6fca | 980 | for (i = 0; i < nsyms; i++) |
3af9a47b | 981 | alocation[i] = &syms[i]; |
e84d6fca | 982 | |
3af9a47b NC |
983 | alocation[nsyms] = NULL; |
984 | ||
985 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 986 | if (ret != nsyms) |
3af9a47b | 987 | return 0; |
3af9a47b NC |
988 | |
989 | return ret; | |
990 | } | |
991 | ||
833fb04e | 992 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
993 | |
994 | static void | |
116c20d2 NC |
995 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
996 | asymbol *symbol, | |
997 | symbol_info *ret) | |
3af9a47b NC |
998 | { |
999 | bfd_symbol_info (symbol, ret); | |
1000 | } | |
1001 | ||
1002 | static int | |
a6b96beb AM |
1003 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
1004 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1005 | { |
1006 | return 0; | |
1007 | } | |
1008 | ||
1009 | const bfd_target pef_vec = | |
1010 | { | |
116c20d2 NC |
1011 | "pef", /* Name. */ |
1012 | bfd_target_pef_flavour, /* Flavour. */ | |
1013 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1014 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1015 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1016 | HAS_LINENO | HAS_DEBUG | |
1017 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1018 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1019 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1020 | 0, /* Symbol_leading_char. */ | |
1021 | ' ', /* AR_pad_char. */ | |
1022 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1023 | 0, /* match priority. */ |
3af9a47b NC |
1024 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1025 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1026 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1027 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1028 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1029 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1030 | { /* bfd_check_format. */ | |
3af9a47b | 1031 | _bfd_dummy_target, |
116c20d2 | 1032 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1033 | _bfd_dummy_target, |
1034 | _bfd_dummy_target, | |
1035 | }, | |
116c20d2 | 1036 | { /* bfd_set_format. */ |
3af9a47b NC |
1037 | bfd_false, |
1038 | bfd_pef_mkobject, | |
1039 | bfd_false, | |
1040 | bfd_false, | |
1041 | }, | |
116c20d2 | 1042 | { /* bfd_write_contents. */ |
3af9a47b NC |
1043 | bfd_false, |
1044 | bfd_true, | |
1045 | bfd_false, | |
1046 | bfd_false, | |
1047 | }, | |
1048 | ||
1049 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1050 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1051 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1052 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1053 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1054 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1055 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1056 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1057 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1058 | ||
1059 | NULL, | |
e84d6fca | 1060 | |
3af9a47b NC |
1061 | NULL |
1062 | }; | |
1063 | ||
116c20d2 NC |
1064 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1065 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1066 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1067 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1068 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1069 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1070 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1071 | ||
1072 | static int | |
116c20d2 | 1073 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b NC |
1074 | { |
1075 | unsigned char buf[76]; | |
1076 | ||
1077 | bfd_seek (abfd, 0, SEEK_SET); | |
1078 | ||
116c20d2 | 1079 | if (bfd_bread ((void *) buf, 76, abfd) != 76) |
e84d6fca | 1080 | return -1; |
3af9a47b NC |
1081 | |
1082 | header->tag1 = bfd_getb32 (buf); | |
1083 | header->tag2 = bfd_getb32 (buf + 4); | |
1084 | header->current_format = bfd_getb32 (buf + 8); | |
1085 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1086 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1087 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1088 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1089 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1090 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1091 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1092 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1093 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1094 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1095 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1096 | header->cpu_family = bfd_getb32 (buf + 56); | |
1097 | header->cpu_model = bfd_getb32 (buf + 60); | |
1098 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1099 | header->current_version = bfd_getb32 (buf + 68); | |
1100 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1101 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1102 | ||
1103 | return 0; | |
1104 | } | |
1105 | ||
116c20d2 NC |
1106 | static int |
1107 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1108 | { |
1109 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1110 | ||
116c20d2 | 1111 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1112 | if (mdata == NULL) |
3af9a47b | 1113 | return -1; |
3af9a47b | 1114 | |
3af9a47b NC |
1115 | mdata->header = *header; |
1116 | ||
e84d6fca AM |
1117 | abfd->flags = (abfd->xvec->object_flags |
1118 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1119 | |
1120 | abfd->tdata.pef_xlib_data = mdata; | |
1121 | ||
1122 | return 0; | |
1123 | } | |
1124 | ||
1125 | static const bfd_target * | |
116c20d2 | 1126 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b | 1127 | { |
e84d6fca | 1128 | struct bfd_preserve preserve; |
3af9a47b | 1129 | bfd_pef_xlib_header header; |
3af9a47b | 1130 | |
e84d6fca AM |
1131 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1132 | { | |
1133 | bfd_set_error (bfd_error_wrong_format); | |
1134 | return NULL; | |
1135 | } | |
3af9a47b | 1136 | |
e84d6fca AM |
1137 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1138 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1139 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1140 | { | |
1141 | bfd_set_error (bfd_error_wrong_format); | |
1142 | return NULL; | |
1143 | } | |
3af9a47b | 1144 | |
e84d6fca AM |
1145 | if (! bfd_preserve_save (abfd, &preserve)) |
1146 | { | |
1147 | bfd_set_error (bfd_error_wrong_format); | |
1148 | return NULL; | |
1149 | } | |
1150 | ||
1151 | if (bfd_pef_xlib_scan (abfd, &header) != 0) | |
1152 | { | |
1153 | bfd_preserve_restore (abfd, &preserve); | |
1154 | bfd_set_error (bfd_error_wrong_format); | |
1155 | return NULL; | |
1156 | } | |
1157 | ||
1158 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b NC |
1159 | return abfd->xvec; |
1160 | } | |
1161 | ||
1162 | const bfd_target pef_xlib_vec = | |
1163 | { | |
116c20d2 NC |
1164 | "pef-xlib", /* Name. */ |
1165 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1166 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1167 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1168 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1169 | HAS_LINENO | HAS_DEBUG | |
1170 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1171 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1172 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1173 | 0, /* Symbol_leading_char. */ | |
1174 | ' ', /* AR_pad_char. */ | |
1175 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1176 | 0, /* match priority. */ |
3af9a47b NC |
1177 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1178 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1179 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1180 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1181 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1182 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1183 | { /* bfd_check_format. */ | |
3af9a47b | 1184 | _bfd_dummy_target, |
116c20d2 | 1185 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1186 | _bfd_dummy_target, |
1187 | _bfd_dummy_target, | |
1188 | }, | |
116c20d2 | 1189 | { /* bfd_set_format. */ |
3af9a47b NC |
1190 | bfd_false, |
1191 | bfd_pef_mkobject, | |
1192 | bfd_false, | |
1193 | bfd_false, | |
1194 | }, | |
116c20d2 | 1195 | { /* bfd_write_contents. */ |
3af9a47b NC |
1196 | bfd_false, |
1197 | bfd_true, | |
1198 | bfd_false, | |
1199 | bfd_false, | |
1200 | }, | |
1201 | ||
1202 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1203 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1204 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1205 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1206 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1207 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1208 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1209 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1210 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1211 | ||
1212 | NULL, | |
e84d6fca | 1213 | |
3af9a47b NC |
1214 | NULL |
1215 | }; |