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Commit | Line | Data |
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3af9a47b | 1 | /* PEF support for BFD. |
a2c58332 | 2 | Copyright (C) 1999-2022 Free Software Foundation, Inc. |
3af9a47b NC |
3 | |
4 | This file is part of BFD, the Binary File Descriptor library. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 8 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
9 | (at your option) any later version. |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
e84d6fca | 17 | along with this program; if not, write to the Free Software |
cd123cb7 NC |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | MA 02110-1301, USA. */ | |
3af9a47b | 20 | |
100fc767 TG |
21 | /* PEF (Preferred Executable Format) is the binary file format for late |
22 | classic Mac OS versions (before Darwin). It is supported by both m68k | |
23 | and PowerPc. It is also called CFM (Code Fragment Manager). */ | |
24 | ||
3db64b00 | 25 | #include "sysdep.h" |
29e1a6e4 | 26 | #include "safe-ctype.h" |
3af9a47b NC |
27 | #include "pef.h" |
28 | #include "pef-traceback.h" | |
3af9a47b | 29 | #include "bfd.h" |
3af9a47b | 30 | #include "libbfd.h" |
3af9a47b NC |
31 | #include "libiberty.h" |
32 | ||
33 | #ifndef BFD_IO_FUNCS | |
34 | #define BFD_IO_FUNCS 0 | |
35 | #endif | |
36 | ||
07d6d2b8 AM |
37 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
38 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
39 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
40 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
d00dd7dc | 41 | #define bfd_pef_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false |
07d6d2b8 AM |
42 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
43 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
6e7a29c7 | 44 | #define bfd_pef_find_nearest_line_with_alt _bfd_nosymbols_find_nearest_line_with_alt |
07d6d2b8 AM |
45 | #define bfd_pef_find_line _bfd_nosymbols_find_line |
46 | #define bfd_pef_find_inliner_info _bfd_nosymbols_find_inliner_info | |
60bb06bc | 47 | #define bfd_pef_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string |
07d6d2b8 AM |
48 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
49 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
50 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
51 | #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach | |
52 | #define bfd_pef_get_section_contents _bfd_generic_get_section_contents | |
53 | #define bfd_pef_set_section_contents _bfd_generic_set_section_contents | |
29e1a6e4 | 54 | #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents |
07d6d2b8 AM |
55 | #define bfd_pef_bfd_relax_section bfd_generic_relax_section |
56 | #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections | |
57 | #define bfd_pef_bfd_lookup_section_flags bfd_generic_lookup_section_flags | |
58 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections | |
72adc230 | 59 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
cb7f4b29 | 60 | #define bfd_pef_bfd_group_name bfd_generic_group_name |
07d6d2b8 AM |
61 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
62 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked | |
63 | #define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol | |
34a87bb0 | 64 | #define bfd_pef_bfd_link_hide_symbol _bfd_generic_link_hide_symbol |
07d6d2b8 AM |
65 | #define bfd_pef_bfd_define_start_stop bfd_generic_define_start_stop |
66 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create | |
67 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
68 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
1338dd10 PB |
69 | #define bfd_pef_bfd_copy_link_hash_symbol_type \ |
70 | _bfd_generic_copy_link_hash_symbol_type | |
07d6d2b8 AM |
71 | #define bfd_pef_bfd_final_link _bfd_generic_final_link |
72 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
73 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
74 | #define bfd_pef_bfd_link_check_relocs _bfd_generic_link_check_relocs | |
29e1a6e4 | 75 | |
3af9a47b | 76 | static int |
116c20d2 NC |
77 | bfd_pef_parse_traceback_table (bfd *abfd, |
78 | asection *section, | |
79 | unsigned char *buf, | |
80 | size_t len, | |
81 | size_t pos, | |
82 | asymbol *sym, | |
83 | FILE *file) | |
3af9a47b NC |
84 | { |
85 | struct traceback_table table; | |
86 | size_t offset; | |
87 | const char *s; | |
88 | asymbol tmpsymbol; | |
e84d6fca AM |
89 | |
90 | if (sym == NULL) | |
116c20d2 | 91 | sym = & tmpsymbol; |
3af9a47b NC |
92 | |
93 | sym->name = NULL; | |
94 | sym->value = 0; | |
95 | sym->the_bfd = abfd; | |
96 | sym->section = section; | |
97 | sym->flags = 0; | |
98 | sym->udata.i = 0; | |
99 | ||
29e1a6e4 | 100 | /* memcpy is fine since all fields are unsigned char. */ |
e84d6fca AM |
101 | if ((pos + 8) > len) |
102 | return -1; | |
3af9a47b | 103 | memcpy (&table, buf + pos, 8); |
3af9a47b | 104 | |
29e1a6e4 NC |
105 | /* Calling code relies on returned symbols having a name and |
106 | correct offset. */ | |
e84d6fca | 107 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) |
3af9a47b | 108 | return -1; |
e84d6fca AM |
109 | |
110 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 111 | return -1; |
e84d6fca | 112 | |
f904699a | 113 | if (! (table.flags1 & TB_HAS_TBOFF)) |
3af9a47b | 114 | return -1; |
3af9a47b NC |
115 | |
116 | offset = 8; | |
117 | ||
e84d6fca AM |
118 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
119 | offset += 4; | |
3af9a47b | 120 | |
e84d6fca AM |
121 | if (table.flags1 & TB_HAS_TBOFF) |
122 | { | |
123 | struct traceback_table_tboff off; | |
3af9a47b | 124 | |
e84d6fca AM |
125 | if ((pos + offset + 4) > len) |
126 | return -1; | |
127 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
128 | offset += 4; | |
3af9a47b | 129 | |
29e1a6e4 NC |
130 | /* Need to subtract 4 because the offset includes the 0x0L |
131 | preceding the table. */ | |
e84d6fca AM |
132 | if (file != NULL) |
133 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 134 | |
e84d6fca AM |
135 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
136 | return -1; | |
137 | ||
138 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 139 | } |
3af9a47b | 140 | |
e84d6fca | 141 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 142 | offset += 4; |
3af9a47b | 143 | |
e84d6fca AM |
144 | if (table.flags1 & TB_HAS_CTL) |
145 | { | |
146 | struct traceback_table_anchors anchors; | |
3af9a47b | 147 | |
e84d6fca AM |
148 | if ((pos + offset + 4) > len) |
149 | return -1; | |
150 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
151 | offset += 4; | |
3af9a47b | 152 | |
e84d6fca AM |
153 | if (anchors.ctl_info > 1024) |
154 | return -1; | |
3af9a47b | 155 | |
e84d6fca | 156 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
157 | } |
158 | ||
e84d6fca AM |
159 | if (table.flags2 & TB_NAME_PRESENT) |
160 | { | |
161 | struct traceback_table_routine name; | |
162 | char *namebuf; | |
3af9a47b | 163 | |
e84d6fca AM |
164 | if ((pos + offset + 2) > len) |
165 | return -1; | |
166 | name.name_len = bfd_getb16 (buf + pos + offset); | |
167 | offset += 2; | |
3af9a47b | 168 | |
e84d6fca AM |
169 | if (name.name_len > 4096) |
170 | return -1; | |
3af9a47b | 171 | |
e84d6fca AM |
172 | if ((pos + offset + name.name_len) > len) |
173 | return -1; | |
3af9a47b | 174 | |
116c20d2 | 175 | namebuf = bfd_alloc (abfd, name.name_len + 1); |
e84d6fca AM |
176 | if (namebuf == NULL) |
177 | return -1; | |
3af9a47b | 178 | |
e84d6fca AM |
179 | memcpy (namebuf, buf + pos + offset, name.name_len); |
180 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 181 | |
29e1a6e4 | 182 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
183 | if (namebuf[0] == '.') |
184 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 185 | |
e84d6fca | 186 | sym->name = namebuf; |
3af9a47b | 187 | |
e84d6fca | 188 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 189 | if (! ISPRINT (*s)) |
e84d6fca | 190 | return -1; |
3af9a47b | 191 | |
e84d6fca | 192 | offset += name.name_len; |
3af9a47b NC |
193 | } |
194 | ||
e84d6fca | 195 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 196 | offset += 4; |
3af9a47b | 197 | |
e84d6fca | 198 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 199 | offset += 4; |
3af9a47b | 200 | |
e84d6fca | 201 | if (file != NULL) |
0af1713e | 202 | fprintf (file, " [length = 0x%lx]", (unsigned long) offset); |
e84d6fca | 203 | |
3af9a47b NC |
204 | return offset; |
205 | } | |
206 | ||
116c20d2 NC |
207 | static void |
208 | bfd_pef_print_symbol (bfd *abfd, | |
209 | void * afile, | |
210 | asymbol *symbol, | |
211 | bfd_print_symbol_type how) | |
212 | { | |
213 | FILE *file = (FILE *) afile; | |
214 | ||
215 | switch (how) | |
216 | { | |
217 | case bfd_print_symbol_name: | |
218 | fprintf (file, "%s", symbol->name); | |
219 | break; | |
220 | default: | |
221 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); | |
222 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
08dedd66 | 223 | if (startswith (symbol->name, "__traceback_")) |
116c20d2 | 224 | { |
ec9bd0a2 | 225 | unsigned char *buf; |
116c20d2 NC |
226 | size_t offset = symbol->value + 4; |
227 | size_t len = symbol->udata.i; | |
116c20d2 | 228 | |
ec9bd0a2 AM |
229 | buf = bfd_malloc (len); |
230 | if (buf == NULL | |
231 | || !bfd_get_section_contents (abfd, symbol->section, buf, | |
232 | offset, len) | |
233 | || bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
234 | len, 0, NULL, file) < 0) | |
116c20d2 | 235 | fprintf (file, " [ERROR]"); |
e1fa0163 | 236 | free (buf); |
116c20d2 NC |
237 | } |
238 | } | |
239 | } | |
240 | ||
241 | static void | |
242 | bfd_pef_convert_architecture (unsigned long architecture, | |
243 | enum bfd_architecture *type, | |
244 | unsigned long *subtype) | |
245 | { | |
246 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc'. */ | |
247 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k'. */ | |
248 | ||
249 | *subtype = bfd_arch_unknown; | |
250 | *type = bfd_arch_unknown; | |
251 | ||
252 | if (architecture == ARCH_POWERPC) | |
253 | *type = bfd_arch_powerpc; | |
254 | else if (architecture == ARCH_M68K) | |
255 | *type = bfd_arch_m68k; | |
256 | } | |
257 | ||
0a1b45a2 | 258 | static bool |
116c20d2 NC |
259 | bfd_pef_mkobject (bfd *abfd ATTRIBUTE_UNUSED) |
260 | { | |
0a1b45a2 | 261 | return true; |
116c20d2 NC |
262 | } |
263 | ||
264 | static const char *bfd_pef_section_name (bfd_pef_section *section) | |
3af9a47b | 265 | { |
e84d6fca AM |
266 | switch (section->section_kind) |
267 | { | |
268 | case BFD_PEF_SECTION_CODE: return "code"; | |
269 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
270 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
271 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
272 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
273 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
274 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
275 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
276 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
277 | default: return "unknown"; | |
278 | } | |
3af9a47b NC |
279 | } |
280 | ||
116c20d2 | 281 | static unsigned long bfd_pef_section_flags (bfd_pef_section *section) |
3af9a47b | 282 | { |
e84d6fca AM |
283 | switch (section->section_kind) |
284 | { | |
285 | case BFD_PEF_SECTION_CODE: | |
286 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
287 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
288 | case BFD_PEF_SECTION_PACKED_DATA: | |
289 | case BFD_PEF_SECTION_CONSTANT: | |
290 | case BFD_PEF_SECTION_LOADER: | |
291 | case BFD_PEF_SECTION_DEBUG: | |
292 | case BFD_PEF_SECTION_EXEC_DATA: | |
293 | case BFD_PEF_SECTION_EXCEPTION: | |
294 | case BFD_PEF_SECTION_TRACEBACK: | |
295 | default: | |
296 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
297 | } | |
3af9a47b NC |
298 | } |
299 | ||
300 | static asection * | |
116c20d2 | 301 | bfd_pef_make_bfd_section (bfd *abfd, bfd_pef_section *section) |
3af9a47b NC |
302 | { |
303 | asection *bfdsec; | |
304 | const char *name = bfd_pef_section_name (section); | |
305 | ||
306 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
307 | if (bfdsec == NULL) |
308 | return NULL; | |
309 | ||
3af9a47b NC |
310 | bfdsec->vma = section->default_address + section->container_offset; |
311 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 312 | bfdsec->size = section->container_length; |
3af9a47b NC |
313 | bfdsec->filepos = section->container_offset; |
314 | bfdsec->alignment_power = section->alignment; | |
315 | ||
316 | bfdsec->flags = bfd_pef_section_flags (section); | |
317 | ||
318 | return bfdsec; | |
319 | } | |
320 | ||
116c20d2 NC |
321 | int |
322 | bfd_pef_parse_loader_header (bfd *abfd ATTRIBUTE_UNUSED, | |
323 | unsigned char *buf, | |
324 | size_t len, | |
325 | bfd_pef_loader_header *header) | |
3af9a47b NC |
326 | { |
327 | BFD_ASSERT (len == 56); | |
328 | ||
329 | header->main_section = bfd_getb32 (buf); | |
330 | header->main_offset = bfd_getb32 (buf + 4); | |
331 | header->init_section = bfd_getb32 (buf + 8); | |
332 | header->init_offset = bfd_getb32 (buf + 12); | |
333 | header->term_section = bfd_getb32 (buf + 16); | |
334 | header->term_offset = bfd_getb32 (buf + 20); | |
335 | header->imported_library_count = bfd_getb32 (buf + 24); | |
336 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
337 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
338 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
339 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
340 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
341 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
342 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
343 | ||
344 | return 0; | |
345 | } | |
346 | ||
116c20d2 NC |
347 | int |
348 | bfd_pef_parse_imported_library (bfd *abfd ATTRIBUTE_UNUSED, | |
349 | unsigned char *buf, | |
350 | size_t len, | |
351 | bfd_pef_imported_library *header) | |
3af9a47b NC |
352 | { |
353 | BFD_ASSERT (len == 24); | |
354 | ||
355 | header->name_offset = bfd_getb32 (buf); | |
356 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
357 | header->current_version = bfd_getb32 (buf + 8); | |
358 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
359 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
360 | header->options = buf[20]; | |
361 | header->reserved_a = buf[21]; | |
362 | header->reserved_b = bfd_getb16 (buf + 22); | |
363 | ||
364 | return 0; | |
365 | } | |
366 | ||
116c20d2 NC |
367 | int |
368 | bfd_pef_parse_imported_symbol (bfd *abfd ATTRIBUTE_UNUSED, | |
369 | unsigned char *buf, | |
370 | size_t len, | |
371 | bfd_pef_imported_symbol *symbol) | |
3af9a47b NC |
372 | { |
373 | unsigned long value; | |
374 | ||
375 | BFD_ASSERT (len == 4); | |
376 | ||
377 | value = bfd_getb32 (buf); | |
96d56e9f | 378 | symbol->symbol_class = value >> 24; |
3af9a47b NC |
379 | symbol->name = value & 0x00ffffff; |
380 | ||
381 | return 0; | |
382 | } | |
383 | ||
116c20d2 NC |
384 | int |
385 | bfd_pef_scan_section (bfd *abfd, bfd_pef_section *section) | |
3af9a47b NC |
386 | { |
387 | unsigned char buf[28]; | |
e84d6fca | 388 | |
3af9a47b | 389 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
116c20d2 | 390 | if (bfd_bread ((void *) buf, 28, abfd) != 28) |
e84d6fca | 391 | return -1; |
3af9a47b NC |
392 | |
393 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
394 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
395 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
396 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
397 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
398 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
399 | section->section_kind = buf[24]; | |
400 | section->share_kind = buf[25]; | |
401 | section->alignment = buf[26]; | |
402 | section->reserved = buf[27]; | |
403 | ||
404 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
405 | if (section->bfd_section == NULL) |
406 | return -1; | |
3af9a47b NC |
407 | |
408 | return 0; | |
409 | } | |
410 | ||
411 | void | |
116c20d2 NC |
412 | bfd_pef_print_loader_header (bfd *abfd ATTRIBUTE_UNUSED, |
413 | bfd_pef_loader_header *header, | |
414 | FILE *file) | |
3af9a47b NC |
415 | { |
416 | fprintf (file, "main_section: %ld\n", header->main_section); | |
417 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
418 | fprintf (file, "init_section: %ld\n", header->init_section); | |
419 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
420 | fprintf (file, "term_section: %ld\n", header->term_section); | |
421 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
422 | fprintf (file, "imported_library_count: %lu\n", |
423 | header->imported_library_count); | |
424 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
425 | header->total_imported_symbol_count); | |
3af9a47b NC |
426 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
427 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
428 | fprintf (file, "loader_strings_offset: %lu\n", |
429 | header->loader_strings_offset); | |
3af9a47b | 430 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
431 | fprintf (file, "export_hash_table_power: %lu\n", |
432 | header->export_hash_table_power); | |
433 | fprintf (file, "exported_symbol_count: %lu\n", | |
434 | header->exported_symbol_count); | |
3af9a47b NC |
435 | } |
436 | ||
437 | int | |
116c20d2 | 438 | bfd_pef_print_loader_section (bfd *abfd, FILE *file) |
3af9a47b NC |
439 | { |
440 | bfd_pef_loader_header header; | |
441 | asection *loadersec = NULL; | |
442 | unsigned char *loaderbuf = NULL; | |
443 | size_t loaderlen = 0; | |
3af9a47b NC |
444 | |
445 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
446 | if (loadersec == NULL) |
447 | return -1; | |
448 | ||
eea6121a | 449 | loaderlen = loadersec->size; |
2bb3687b AM |
450 | if (loaderlen < 56) |
451 | return -1; | |
452 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) | |
453 | return -1; | |
454 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); | |
7a0fb7be NC |
455 | if (loaderbuf == NULL) |
456 | return -1; | |
3af9a47b | 457 | |
2bb3687b | 458 | if (bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header) < 0) |
e84d6fca AM |
459 | { |
460 | free (loaderbuf); | |
461 | return -1; | |
462 | } | |
3af9a47b NC |
463 | |
464 | bfd_pef_print_loader_header (abfd, &header, file); | |
465 | return 0; | |
466 | } | |
467 | ||
468 | int | |
116c20d2 | 469 | bfd_pef_scan_start_address (bfd *abfd) |
3af9a47b NC |
470 | { |
471 | bfd_pef_loader_header header; | |
472 | asection *section; | |
473 | ||
474 | asection *loadersec = NULL; | |
475 | unsigned char *loaderbuf = NULL; | |
476 | size_t loaderlen = 0; | |
477 | int ret; | |
478 | ||
479 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
480 | if (loadersec == NULL) |
481 | goto end; | |
482 | ||
eea6121a | 483 | loaderlen = loadersec->size; |
2bb3687b | 484 | if (loaderlen < 56) |
e84d6fca | 485 | goto error; |
2bb3687b | 486 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) |
e84d6fca | 487 | goto error; |
2bb3687b AM |
488 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); |
489 | if (loaderbuf == NULL) | |
e84d6fca | 490 | goto error; |
2bb3687b | 491 | |
3af9a47b | 492 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
493 | if (ret < 0) |
494 | goto error; | |
495 | ||
496 | if (header.main_section < 0) | |
497 | goto end; | |
498 | ||
499 | for (section = abfd->sections; section != NULL; section = section->next) | |
d3435ae8 | 500 | if ((long) (section->index + 1) == header.main_section) |
e84d6fca | 501 | break; |
3af9a47b | 502 | |
e84d6fca AM |
503 | if (section == NULL) |
504 | goto error; | |
3af9a47b | 505 | |
3af9a47b NC |
506 | abfd->start_address = section->vma + header.main_offset; |
507 | ||
508 | end: | |
c9594989 | 509 | free (loaderbuf); |
3af9a47b NC |
510 | return 0; |
511 | ||
512 | error: | |
c9594989 | 513 | free (loaderbuf); |
3af9a47b NC |
514 | return -1; |
515 | } | |
516 | ||
517 | int | |
2c3fc389 NC |
518 | bfd_pef_scan (bfd *abfd, |
519 | bfd_pef_header *header, | |
520 | bfd_pef_data_struct *mdata) | |
3af9a47b NC |
521 | { |
522 | unsigned int i; | |
3af9a47b NC |
523 | enum bfd_architecture cputype; |
524 | unsigned long cpusubtype; | |
525 | ||
e84d6fca | 526 | mdata->header = *header; |
3af9a47b | 527 | |
3af9a47b | 528 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
529 | if (cputype == bfd_arch_unknown) |
530 | { | |
4eca0228 AM |
531 | _bfd_error_handler (_("bfd_pef_scan: unknown architecture 0x%lx"), |
532 | header->architecture); | |
e84d6fca AM |
533 | return -1; |
534 | } | |
3af9a47b NC |
535 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
536 | ||
537 | mdata->header = *header; | |
538 | ||
e84d6fca AM |
539 | abfd->flags = (abfd->xvec->object_flags |
540 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 541 | |
e84d6fca AM |
542 | if (header->section_count != 0) |
543 | { | |
116c20d2 | 544 | mdata->sections = bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)); |
3af9a47b | 545 | |
e84d6fca | 546 | if (mdata->sections == NULL) |
3af9a47b | 547 | return -1; |
e84d6fca AM |
548 | |
549 | for (i = 0; i < header->section_count; i++) | |
550 | { | |
551 | bfd_pef_section *cur = &mdata->sections[i]; | |
552 | cur->header_offset = 40 + (i * 28); | |
553 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
554 | return -1; | |
555 | } | |
3af9a47b | 556 | } |
3af9a47b | 557 | |
e84d6fca | 558 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 559 | return -1; |
3af9a47b NC |
560 | |
561 | abfd->tdata.pef_data = mdata; | |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
566 | static int | |
116c20d2 | 567 | bfd_pef_read_header (bfd *abfd, bfd_pef_header *header) |
3af9a47b NC |
568 | { |
569 | unsigned char buf[40]; | |
570 | ||
571 | bfd_seek (abfd, 0, SEEK_SET); | |
572 | ||
116c20d2 | 573 | if (bfd_bread ((void *) buf, 40, abfd) != 40) |
e84d6fca | 574 | return -1; |
3af9a47b NC |
575 | |
576 | header->tag1 = bfd_getb32 (buf); | |
577 | header->tag2 = bfd_getb32 (buf + 4); | |
578 | header->architecture = bfd_getb32 (buf + 8); | |
579 | header->format_version = bfd_getb32 (buf + 12); | |
580 | header->timestamp = bfd_getb32 (buf + 16); | |
581 | header->old_definition_version = bfd_getb32 (buf + 20); | |
582 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
583 | header->current_version = bfd_getb32 (buf + 28); | |
584 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
585 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
586 | header->reserved = bfd_getb32 (buf + 36); | |
587 | ||
588 | return 0; | |
589 | } | |
590 | ||
cb001c0d | 591 | static bfd_cleanup |
116c20d2 | 592 | bfd_pef_object_p (bfd *abfd) |
3af9a47b NC |
593 | { |
594 | bfd_pef_header header; | |
c9ba0c87 | 595 | bfd_pef_data_struct *mdata; |
3af9a47b | 596 | |
e84d6fca AM |
597 | if (bfd_pef_read_header (abfd, &header) != 0) |
598 | goto wrong; | |
3af9a47b | 599 | |
e84d6fca AM |
600 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
601 | goto wrong; | |
602 | ||
c9ba0c87 AM |
603 | mdata = (bfd_pef_data_struct *) bfd_zalloc (abfd, sizeof (*mdata)); |
604 | if (mdata == NULL) | |
e84d6fca | 605 | goto fail; |
3af9a47b | 606 | |
c9ba0c87 | 607 | if (bfd_pef_scan (abfd, &header, mdata)) |
e84d6fca AM |
608 | goto wrong; |
609 | ||
cb001c0d | 610 | return _bfd_no_cleanup; |
e84d6fca AM |
611 | |
612 | wrong: | |
613 | bfd_set_error (bfd_error_wrong_format); | |
614 | ||
615 | fail: | |
e84d6fca | 616 | return NULL; |
3af9a47b NC |
617 | } |
618 | ||
116c20d2 NC |
619 | static int |
620 | bfd_pef_parse_traceback_tables (bfd *abfd, | |
621 | asection *sec, | |
622 | unsigned char *buf, | |
623 | size_t len, | |
624 | long *nsym, | |
625 | asymbol **csym) | |
3af9a47b NC |
626 | { |
627 | char *name; | |
628 | ||
629 | asymbol function; | |
630 | asymbol traceback; | |
631 | ||
632 | const char *const tbprefix = "__traceback_"; | |
633 | size_t tbnamelen; | |
634 | ||
635 | size_t pos = 0; | |
636 | unsigned long count = 0; | |
637 | int ret; | |
638 | ||
e84d6fca AM |
639 | for (;;) |
640 | { | |
29e1a6e4 | 641 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
642 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
643 | break; | |
3af9a47b | 644 | |
e84d6fca AM |
645 | pos += 3; |
646 | pos -= (pos % 4); | |
3af9a47b | 647 | |
e84d6fca AM |
648 | while ((pos + 4) <= len) |
649 | { | |
650 | if (bfd_getb32 (buf + pos) == 0) | |
651 | break; | |
652 | pos += 4; | |
653 | } | |
3af9a47b | 654 | |
e84d6fca AM |
655 | if ((pos + 4) > len) |
656 | break; | |
3af9a47b | 657 | |
e84d6fca AM |
658 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
659 | &function, 0); | |
660 | if (ret < 0) | |
661 | { | |
29e1a6e4 | 662 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
663 | pos += 4; |
664 | continue; | |
665 | } | |
3af9a47b | 666 | |
e84d6fca AM |
667 | BFD_ASSERT (function.name != NULL); |
668 | ||
669 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 670 | counting symbols. */ |
e84d6fca AM |
671 | if (csym) |
672 | { | |
673 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
674 | name = bfd_alloc (abfd, tbnamelen + 1); | |
675 | if (name == NULL) | |
676 | { | |
116c20d2 | 677 | bfd_release (abfd, (void *) function.name); |
e84d6fca AM |
678 | function.name = NULL; |
679 | break; | |
680 | } | |
681 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
682 | traceback.name = name; | |
683 | traceback.value = pos; | |
684 | traceback.the_bfd = abfd; | |
685 | traceback.section = sec; | |
686 | traceback.flags = 0; | |
687 | traceback.udata.i = ret; | |
688 | ||
689 | *(csym[count]) = function; | |
690 | *(csym[count + 1]) = traceback; | |
3af9a47b | 691 | } |
3af9a47b | 692 | |
e84d6fca AM |
693 | pos += ret; |
694 | count += 2; | |
695 | } | |
3af9a47b NC |
696 | |
697 | *nsym = count; | |
698 | return 0; | |
699 | } | |
700 | ||
116c20d2 NC |
701 | static int |
702 | bfd_pef_parse_function_stub (bfd *abfd ATTRIBUTE_UNUSED, | |
703 | unsigned char *buf, | |
704 | size_t len, | |
705 | unsigned long *offset) | |
3af9a47b NC |
706 | { |
707 | BFD_ASSERT (len == 24); | |
708 | ||
e84d6fca AM |
709 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
710 | return -1; | |
711 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
712 | return -1; | |
713 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
714 | return -1; | |
715 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
716 | return -1; | |
717 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
718 | return -1; | |
719 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
720 | return -1; | |
721 | ||
722 | if (offset != NULL) | |
3af9a47b | 723 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
724 | |
725 | return 0; | |
726 | } | |
727 | ||
116c20d2 NC |
728 | static int |
729 | bfd_pef_parse_function_stubs (bfd *abfd, | |
730 | asection *codesec, | |
731 | unsigned char *codebuf, | |
732 | size_t codelen, | |
733 | unsigned char *loaderbuf, | |
734 | size_t loaderlen, | |
735 | unsigned long *nsym, | |
736 | asymbol **csym) | |
3af9a47b NC |
737 | { |
738 | const char *const sprefix = "__stub_"; | |
3af9a47b NC |
739 | size_t codepos = 0; |
740 | unsigned long count = 0; | |
3af9a47b NC |
741 | bfd_pef_loader_header header; |
742 | bfd_pef_imported_library *libraries = NULL; | |
743 | bfd_pef_imported_symbol *imports = NULL; | |
3af9a47b NC |
744 | unsigned long i; |
745 | int ret; | |
746 | ||
e84d6fca AM |
747 | if (loaderlen < 56) |
748 | goto error; | |
3af9a47b NC |
749 | |
750 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
751 | if (ret < 0) |
752 | goto error; | |
3af9a47b | 753 | |
116c20d2 | 754 | libraries = bfd_malloc |
3af9a47b | 755 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); |
116c20d2 | 756 | imports = bfd_malloc |
3af9a47b | 757 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); |
7a0fb7be NC |
758 | if (libraries == NULL || imports == NULL) |
759 | goto error; | |
e84d6fca AM |
760 | |
761 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
762 | goto error; | |
763 | for (i = 0; i < header.imported_library_count; i++) | |
764 | { | |
765 | ret = bfd_pef_parse_imported_library | |
766 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
767 | if (ret < 0) | |
768 | goto error; | |
769 | } | |
770 | ||
771 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
772 | + (header.total_imported_symbol_count * 4))) | |
773 | goto error; | |
774 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
775 | { | |
776 | ret = (bfd_pef_parse_imported_symbol | |
777 | (abfd, | |
778 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
779 | 4, &imports[i])); | |
780 | if (ret < 0) | |
781 | goto error; | |
782 | } | |
783 | ||
3af9a47b NC |
784 | codepos = 0; |
785 | ||
e84d6fca AM |
786 | for (;;) |
787 | { | |
788 | asymbol sym; | |
789 | const char *symname; | |
790 | char *name; | |
91d6fa6a | 791 | unsigned long sym_index; |
3af9a47b | 792 | |
e84d6fca AM |
793 | if (csym && (csym[count] == NULL)) |
794 | break; | |
3af9a47b | 795 | |
e84d6fca AM |
796 | codepos += 3; |
797 | codepos -= (codepos % 4); | |
3af9a47b | 798 | |
e84d6fca AM |
799 | while ((codepos + 4) <= codelen) |
800 | { | |
801 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
802 | break; | |
803 | codepos += 4; | |
804 | } | |
3af9a47b | 805 | |
f2a3559d | 806 | if ((codepos + 24) > codelen) |
3af9a47b | 807 | break; |
3af9a47b | 808 | |
91d6fa6a | 809 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &sym_index); |
e84d6fca AM |
810 | if (ret < 0) |
811 | { | |
812 | codepos += 24; | |
813 | continue; | |
814 | } | |
3af9a47b | 815 | |
91d6fa6a | 816 | if (sym_index >= header.total_imported_symbol_count) |
e84d6fca AM |
817 | { |
818 | codepos += 24; | |
819 | continue; | |
820 | } | |
3af9a47b | 821 | |
e84d6fca AM |
822 | { |
823 | size_t max, namelen; | |
824 | const char *s; | |
825 | ||
91d6fa6a | 826 | if (loaderlen < (header.loader_strings_offset + imports[sym_index].name)) |
e84d6fca AM |
827 | goto error; |
828 | ||
91d6fa6a | 829 | max = loaderlen - (header.loader_strings_offset + imports[sym_index].name); |
f075ee0c | 830 | symname = (char *) loaderbuf; |
91d6fa6a | 831 | symname += header.loader_strings_offset + imports[sym_index].name; |
e84d6fca AM |
832 | namelen = 0; |
833 | for (s = symname; s < (symname + max); s++) | |
834 | { | |
835 | if (*s == '\0') | |
836 | break; | |
29e1a6e4 | 837 | if (! ISPRINT (*s)) |
e84d6fca AM |
838 | goto error; |
839 | namelen++; | |
840 | } | |
841 | if (*s != '\0') | |
842 | goto error; | |
843 | ||
844 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
845 | if (name == NULL) | |
846 | break; | |
3af9a47b | 847 | |
e84d6fca AM |
848 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
849 | sprefix, symname); | |
850 | sym.name = name; | |
851 | } | |
3af9a47b | 852 | |
e84d6fca AM |
853 | sym.value = codepos; |
854 | sym.the_bfd = abfd; | |
855 | sym.section = codesec; | |
856 | sym.flags = 0; | |
857 | sym.udata.i = 0; | |
3af9a47b | 858 | |
e84d6fca | 859 | codepos += 24; |
3af9a47b | 860 | |
e84d6fca AM |
861 | if (csym != NULL) |
862 | *(csym[count]) = sym; | |
3af9a47b | 863 | |
e84d6fca | 864 | count++; |
3af9a47b | 865 | } |
3af9a47b NC |
866 | |
867 | goto end; | |
868 | ||
869 | end: | |
c9594989 AM |
870 | free (libraries); |
871 | free (imports); | |
3af9a47b NC |
872 | *nsym = count; |
873 | return 0; | |
874 | ||
875 | error: | |
c9594989 AM |
876 | free (libraries); |
877 | free (imports); | |
3af9a47b NC |
878 | *nsym = count; |
879 | return -1; | |
e84d6fca | 880 | } |
3af9a47b | 881 | |
116c20d2 NC |
882 | static long |
883 | bfd_pef_parse_symbols (bfd *abfd, asymbol **csym) | |
3af9a47b NC |
884 | { |
885 | unsigned long count = 0; | |
886 | ||
887 | asection *codesec = NULL; | |
888 | unsigned char *codebuf = NULL; | |
889 | size_t codelen = 0; | |
890 | ||
891 | asection *loadersec = NULL; | |
892 | unsigned char *loaderbuf = NULL; | |
893 | size_t loaderlen = 0; | |
894 | ||
895 | codesec = bfd_get_section_by_name (abfd, "code"); | |
896 | if (codesec != NULL) | |
897 | { | |
eea6121a | 898 | codelen = codesec->size; |
2bb3687b | 899 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) != 0) |
e84d6fca | 900 | goto end; |
2bb3687b AM |
901 | codebuf = _bfd_malloc_and_read (abfd, codelen, codelen); |
902 | if (codebuf == NULL) | |
e84d6fca | 903 | goto end; |
3af9a47b NC |
904 | } |
905 | ||
906 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
907 | if (loadersec != NULL) | |
908 | { | |
eea6121a | 909 | loaderlen = loadersec->size; |
2bb3687b | 910 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) != 0) |
7a0fb7be | 911 | goto end; |
2bb3687b AM |
912 | loaderbuf = _bfd_malloc_and_read (abfd, loaderlen, loaderlen); |
913 | if (loaderbuf == NULL) | |
e84d6fca | 914 | goto end; |
3af9a47b | 915 | } |
e84d6fca | 916 | |
3af9a47b NC |
917 | count = 0; |
918 | if (codesec != NULL) | |
919 | { | |
f075ee0c | 920 | long ncount = 0; |
e84d6fca AM |
921 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
922 | &ncount, csym); | |
3af9a47b NC |
923 | count += ncount; |
924 | } | |
925 | ||
926 | if ((codesec != NULL) && (loadersec != NULL)) | |
927 | { | |
928 | unsigned long ncount = 0; | |
929 | bfd_pef_parse_function_stubs | |
930 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
931 | (csym != NULL) ? (csym + count) : NULL); | |
932 | count += ncount; | |
933 | } | |
e84d6fca AM |
934 | |
935 | if (csym != NULL) | |
3af9a47b | 936 | csym[count] = NULL; |
e84d6fca | 937 | |
3af9a47b | 938 | end: |
c9594989 AM |
939 | free (codebuf); |
940 | free (loaderbuf); | |
3af9a47b NC |
941 | return count; |
942 | } | |
943 | ||
944 | static long | |
116c20d2 | 945 | bfd_pef_count_symbols (bfd *abfd) |
3af9a47b NC |
946 | { |
947 | return bfd_pef_parse_symbols (abfd, NULL); | |
948 | } | |
949 | ||
950 | static long | |
116c20d2 | 951 | bfd_pef_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
952 | { |
953 | long nsyms = bfd_pef_count_symbols (abfd); | |
116c20d2 | 954 | |
e84d6fca AM |
955 | if (nsyms < 0) |
956 | return nsyms; | |
3af9a47b NC |
957 | return ((nsyms + 1) * sizeof (asymbol *)); |
958 | } | |
959 | ||
960 | static long | |
116c20d2 | 961 | bfd_pef_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b NC |
962 | { |
963 | long i; | |
964 | asymbol *syms; | |
965 | long ret; | |
3af9a47b | 966 | long nsyms = bfd_pef_count_symbols (abfd); |
116c20d2 | 967 | |
e84d6fca AM |
968 | if (nsyms < 0) |
969 | return nsyms; | |
3af9a47b NC |
970 | |
971 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
972 | if (syms == NULL) |
973 | return -1; | |
3af9a47b | 974 | |
e84d6fca | 975 | for (i = 0; i < nsyms; i++) |
3af9a47b | 976 | alocation[i] = &syms[i]; |
e84d6fca | 977 | |
3af9a47b NC |
978 | alocation[nsyms] = NULL; |
979 | ||
980 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 981 | if (ret != nsyms) |
3af9a47b | 982 | return 0; |
3af9a47b NC |
983 | |
984 | return ret; | |
985 | } | |
986 | ||
833fb04e | 987 | #define bfd_pef_make_empty_symbol _bfd_generic_make_empty_symbol |
3af9a47b NC |
988 | |
989 | static void | |
116c20d2 NC |
990 | bfd_pef_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
991 | asymbol *symbol, | |
992 | symbol_info *ret) | |
3af9a47b NC |
993 | { |
994 | bfd_symbol_info (symbol, ret); | |
995 | } | |
996 | ||
997 | static int | |
a6b96beb AM |
998 | bfd_pef_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, |
999 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1000 | { |
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | const bfd_target pef_vec = | |
1005 | { | |
116c20d2 NC |
1006 | "pef", /* Name. */ |
1007 | bfd_target_pef_flavour, /* Flavour. */ | |
1008 | BFD_ENDIAN_BIG, /* Byteorder. */ | |
1009 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1010 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1011 | HAS_LINENO | HAS_DEBUG | |
1012 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1013 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1014 | | SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */ |
1015 | 0, /* Symbol_leading_char. */ | |
1016 | ' ', /* AR_pad_char. */ | |
1017 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1018 | 0, /* match priority. */ |
d1bcae83 | 1019 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
3af9a47b NC |
1020 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1021 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1022 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1023 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1024 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1025 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1026 | { /* bfd_check_format. */ | |
3af9a47b | 1027 | _bfd_dummy_target, |
116c20d2 | 1028 | bfd_pef_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1029 | _bfd_dummy_target, |
1030 | _bfd_dummy_target, | |
1031 | }, | |
116c20d2 | 1032 | { /* bfd_set_format. */ |
d00dd7dc | 1033 | _bfd_bool_bfd_false_error, |
3af9a47b | 1034 | bfd_pef_mkobject, |
d00dd7dc AM |
1035 | _bfd_bool_bfd_false_error, |
1036 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1037 | }, |
116c20d2 | 1038 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1039 | _bfd_bool_bfd_false_error, |
1040 | _bfd_bool_bfd_true, | |
1041 | _bfd_bool_bfd_false_error, | |
1042 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
1043 | }, |
1044 | ||
1045 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1046 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1047 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1048 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1049 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
72f6ea61 | 1050 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), |
3af9a47b NC |
1051 | BFD_JUMP_TABLE_WRITE (bfd_pef), |
1052 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1053 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1054 | ||
1055 | NULL, | |
e84d6fca | 1056 | |
3af9a47b NC |
1057 | NULL |
1058 | }; | |
1059 | ||
07d6d2b8 AM |
1060 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup |
1061 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1062 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1063 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1064 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
3af9a47b NC |
1065 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window |
1066 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1067 | ||
1068 | static int | |
116c20d2 | 1069 | bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header) |
3af9a47b | 1070 | { |
044387af | 1071 | unsigned char buf[80]; |
3af9a47b NC |
1072 | |
1073 | bfd_seek (abfd, 0, SEEK_SET); | |
1074 | ||
044387af | 1075 | if (bfd_bread ((void *) buf, sizeof buf, abfd) != sizeof buf) |
e84d6fca | 1076 | return -1; |
3af9a47b NC |
1077 | |
1078 | header->tag1 = bfd_getb32 (buf); | |
1079 | header->tag2 = bfd_getb32 (buf + 4); | |
1080 | header->current_format = bfd_getb32 (buf + 8); | |
1081 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1082 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1083 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1084 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1085 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1086 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1087 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1088 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1089 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1090 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1091 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1092 | header->cpu_family = bfd_getb32 (buf + 56); | |
1093 | header->cpu_model = bfd_getb32 (buf + 60); | |
1094 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1095 | header->current_version = bfd_getb32 (buf + 68); | |
1096 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1097 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1098 | ||
1099 | return 0; | |
1100 | } | |
1101 | ||
116c20d2 NC |
1102 | static int |
1103 | bfd_pef_xlib_scan (bfd *abfd, bfd_pef_xlib_header *header) | |
3af9a47b NC |
1104 | { |
1105 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1106 | ||
116c20d2 | 1107 | mdata = bfd_alloc (abfd, sizeof (* mdata)); |
e84d6fca | 1108 | if (mdata == NULL) |
3af9a47b | 1109 | return -1; |
3af9a47b | 1110 | |
3af9a47b NC |
1111 | mdata->header = *header; |
1112 | ||
e84d6fca AM |
1113 | abfd->flags = (abfd->xvec->object_flags |
1114 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1115 | |
1116 | abfd->tdata.pef_xlib_data = mdata; | |
1117 | ||
1118 | return 0; | |
1119 | } | |
1120 | ||
cb001c0d | 1121 | static bfd_cleanup |
116c20d2 | 1122 | bfd_pef_xlib_object_p (bfd *abfd) |
3af9a47b NC |
1123 | { |
1124 | bfd_pef_xlib_header header; | |
3af9a47b | 1125 | |
e84d6fca AM |
1126 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1127 | { | |
1128 | bfd_set_error (bfd_error_wrong_format); | |
1129 | return NULL; | |
1130 | } | |
3af9a47b | 1131 | |
e84d6fca AM |
1132 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1133 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1134 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1135 | { | |
1136 | bfd_set_error (bfd_error_wrong_format); | |
1137 | return NULL; | |
1138 | } | |
3af9a47b | 1139 | |
e84d6fca AM |
1140 | if (bfd_pef_xlib_scan (abfd, &header) != 0) |
1141 | { | |
e84d6fca AM |
1142 | bfd_set_error (bfd_error_wrong_format); |
1143 | return NULL; | |
1144 | } | |
1145 | ||
cb001c0d | 1146 | return _bfd_no_cleanup; |
3af9a47b NC |
1147 | } |
1148 | ||
1149 | const bfd_target pef_xlib_vec = | |
1150 | { | |
116c20d2 NC |
1151 | "pef-xlib", /* Name. */ |
1152 | bfd_target_pef_xlib_flavour, /* Flavour. */ | |
1153 | BFD_ENDIAN_BIG, /* Byteorder */ | |
1154 | BFD_ENDIAN_BIG, /* Header_byteorder. */ | |
1155 | (HAS_RELOC | EXEC_P | /* Object flags. */ | |
3af9a47b NC |
1156 | HAS_LINENO | HAS_DEBUG | |
1157 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1158 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
116c20d2 NC |
1159 | | SEC_ROM | SEC_HAS_CONTENTS),/* Section_flags. */ |
1160 | 0, /* Symbol_leading_char. */ | |
1161 | ' ', /* AR_pad_char. */ | |
1162 | 16, /* AR_max_namelen. */ | |
0aabe54e | 1163 | 0, /* match priority. */ |
d1bcae83 | 1164 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
3af9a47b NC |
1165 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1166 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 | 1167 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
3af9a47b NC |
1168 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1169 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
116c20d2 NC |
1170 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1171 | { /* bfd_check_format. */ | |
3af9a47b | 1172 | _bfd_dummy_target, |
116c20d2 | 1173 | bfd_pef_xlib_object_p, /* bfd_check_format. */ |
3af9a47b NC |
1174 | _bfd_dummy_target, |
1175 | _bfd_dummy_target, | |
1176 | }, | |
116c20d2 | 1177 | { /* bfd_set_format. */ |
d00dd7dc | 1178 | _bfd_bool_bfd_false_error, |
3af9a47b | 1179 | bfd_pef_mkobject, |
d00dd7dc AM |
1180 | _bfd_bool_bfd_false_error, |
1181 | _bfd_bool_bfd_false_error, | |
3af9a47b | 1182 | }, |
116c20d2 | 1183 | { /* bfd_write_contents. */ |
d00dd7dc AM |
1184 | _bfd_bool_bfd_false_error, |
1185 | _bfd_bool_bfd_true, | |
1186 | _bfd_bool_bfd_false_error, | |
1187 | _bfd_bool_bfd_false_error, | |
3af9a47b NC |
1188 | }, |
1189 | ||
1190 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1191 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1192 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1193 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1194 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1195 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1196 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1197 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1198 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1199 | ||
1200 | NULL, | |
e84d6fca | 1201 | |
3af9a47b NC |
1202 | NULL |
1203 | }; |