Commit | Line | Data |
---|---|---|
3af9a47b | 1 | /* PEF support for BFD. |
5ff625e9 | 2 | Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
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 |
3af9a47b NC |
19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
20 | ||
29e1a6e4 | 21 | #include "safe-ctype.h" |
3af9a47b NC |
22 | |
23 | #include "pef.h" | |
24 | #include "pef-traceback.h" | |
25 | ||
26 | #include "bfd.h" | |
27 | #include "sysdep.h" | |
28 | #include "libbfd.h" | |
29 | ||
30 | #include "libiberty.h" | |
31 | ||
32 | #ifndef BFD_IO_FUNCS | |
33 | #define BFD_IO_FUNCS 0 | |
34 | #endif | |
35 | ||
29e1a6e4 NC |
36 | #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup |
37 | #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
38 | #define bfd_pef_new_section_hook _bfd_generic_new_section_hook | |
39 | #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name | |
3c9458e9 | 40 | #define bfd_pef_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) |
29e1a6e4 NC |
41 | #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno |
42 | #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line | |
43 | #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol | |
44 | #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols | |
45 | #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
46 | #define bfd_pef_get_reloc_upper_bound _bfd_norelocs_get_reloc_upper_bound | |
47 | #define bfd_pef_canonicalize_reloc _bfd_norelocs_canonicalize_reloc | |
48 | #define bfd_pef_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup | |
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 | |
55 | #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections | |
72adc230 | 56 | #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section |
29e1a6e4 | 57 | #define bfd_pef_bfd_discard_group bfd_generic_discard_group |
082b7297 | 58 | #define bfd_pef_section_already_linked _bfd_generic_section_already_linked |
29e1a6e4 NC |
59 | #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
60 | #define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free | |
61 | #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
62 | #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms | |
63 | #define bfd_pef_bfd_final_link _bfd_generic_final_link | |
64 | #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section | |
65 | #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
66 | ||
67 | static void bfd_pef_print_symbol PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type)); | |
68 | static void bfd_pef_convert_architecture PARAMS ((unsigned long, enum bfd_architecture *, unsigned long *)); | |
69 | static bfd_boolean bfd_pef_mkobject PARAMS ((bfd *)); | |
70 | static int bfd_pef_parse_traceback_table PARAMS ((bfd *, asection *, unsigned char *, size_t, size_t, asymbol *, FILE *)); | |
71 | static const char *bfd_pef_section_name PARAMS ((bfd_pef_section *)); | |
72 | static unsigned long bfd_pef_section_flags PARAMS ((bfd_pef_section *)); | |
73 | static asection *bfd_pef_make_bfd_section PARAMS ((bfd *, bfd_pef_section *)); | |
74 | static int bfd_pef_read_header PARAMS ((bfd *, bfd_pef_header *)); | |
75 | static const bfd_target *bfd_pef_object_p PARAMS ((bfd *)); | |
76 | static int bfd_pef_parse_traceback_tables PARAMS ((bfd *, asection *, unsigned char *, size_t, long *, asymbol **)); | |
77 | static int bfd_pef_parse_function_stub PARAMS ((bfd *, unsigned char *, size_t, unsigned long *)); | |
78 | static int bfd_pef_parse_function_stubs PARAMS ((bfd *, asection *, unsigned char *, size_t, unsigned char *, size_t, unsigned long *, asymbol **)); | |
79 | static long bfd_pef_parse_symbols PARAMS ((bfd *, asymbol **)); | |
80 | static long bfd_pef_count_symbols PARAMS ((bfd *)); | |
81 | static long bfd_pef_get_symtab_upper_bound PARAMS ((bfd *)); | |
6cee3f79 | 82 | static long bfd_pef_canonicalize_symtab PARAMS ((bfd *, asymbol **)); |
29e1a6e4 NC |
83 | static asymbol *bfd_pef_make_empty_symbol PARAMS ((bfd *)); |
84 | static void bfd_pef_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *)); | |
85 | static int bfd_pef_sizeof_headers PARAMS ((bfd *, bfd_boolean)); | |
86 | static int bfd_pef_xlib_read_header PARAMS ((bfd *, bfd_pef_xlib_header *)); | |
87 | static int bfd_pef_xlib_scan PARAMS ((bfd *, bfd_pef_xlib_header *)); | |
88 | static const bfd_target *bfd_pef_xlib_object_p PARAMS ((bfd *)); | |
3af9a47b NC |
89 | |
90 | static void | |
91 | bfd_pef_print_symbol (abfd, afile, symbol, how) | |
92 | bfd *abfd; | |
93 | PTR afile; | |
94 | asymbol *symbol; | |
95 | bfd_print_symbol_type how; | |
96 | { | |
97 | FILE *file = (FILE *) afile; | |
29e1a6e4 | 98 | |
e84d6fca AM |
99 | switch (how) |
100 | { | |
101 | case bfd_print_symbol_name: | |
102 | fprintf (file, "%s", symbol->name); | |
103 | break; | |
104 | default: | |
105 | bfd_print_symbol_vandf (abfd, (PTR) file, symbol); | |
106 | fprintf (file, " %-5s %s", symbol->section->name, symbol->name); | |
107 | if (strncmp (symbol->name, "__traceback_", strlen ("__traceback_")) == 0) | |
108 | { | |
f075ee0c | 109 | unsigned char *buf = alloca (symbol->udata.i); |
e84d6fca AM |
110 | size_t offset = symbol->value + 4; |
111 | size_t len = symbol->udata.i; | |
112 | int ret; | |
113 | ||
114 | bfd_get_section_contents (abfd, symbol->section, buf, offset, len); | |
115 | ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf, | |
116 | len, 0, NULL, file); | |
117 | if (ret < 0) | |
118 | fprintf (file, " [ERROR]"); | |
119 | } | |
3af9a47b | 120 | } |
3af9a47b NC |
121 | } |
122 | ||
e84d6fca AM |
123 | static void |
124 | bfd_pef_convert_architecture (architecture, type, subtype) | |
3af9a47b NC |
125 | unsigned long architecture; |
126 | enum bfd_architecture *type; | |
127 | unsigned long *subtype; | |
128 | { | |
3af9a47b NC |
129 | const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc' */ |
130 | const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k' */ | |
e84d6fca | 131 | |
eddc4f81 KD |
132 | *subtype = bfd_arch_unknown; |
133 | *type = bfd_arch_unknown; | |
134 | ||
3af9a47b NC |
135 | if (architecture == ARCH_POWERPC) |
136 | *type = bfd_arch_powerpc; | |
137 | else if (architecture == ARCH_M68K) | |
138 | *type = bfd_arch_m68k; | |
139 | } | |
140 | ||
b34976b6 | 141 | static bfd_boolean |
3af9a47b NC |
142 | bfd_pef_mkobject (abfd) |
143 | bfd *abfd ATTRIBUTE_UNUSED; | |
144 | { | |
b34976b6 | 145 | return TRUE; |
3af9a47b NC |
146 | } |
147 | ||
148 | static int | |
149 | bfd_pef_parse_traceback_table (abfd, section, buf, len, pos, sym, file) | |
150 | bfd *abfd; | |
151 | asection *section; | |
152 | unsigned char *buf; | |
153 | size_t len; | |
154 | size_t pos; | |
155 | asymbol *sym; | |
156 | FILE *file; | |
157 | { | |
158 | struct traceback_table table; | |
159 | size_t offset; | |
160 | const char *s; | |
161 | asymbol tmpsymbol; | |
e84d6fca AM |
162 | |
163 | if (sym == NULL) | |
164 | sym = &tmpsymbol; | |
3af9a47b NC |
165 | |
166 | sym->name = NULL; | |
167 | sym->value = 0; | |
168 | sym->the_bfd = abfd; | |
169 | sym->section = section; | |
170 | sym->flags = 0; | |
171 | sym->udata.i = 0; | |
172 | ||
29e1a6e4 | 173 | /* memcpy is fine since all fields are unsigned char. */ |
3af9a47b | 174 | |
e84d6fca AM |
175 | if ((pos + 8) > len) |
176 | return -1; | |
3af9a47b | 177 | memcpy (&table, buf + pos, 8); |
3af9a47b | 178 | |
29e1a6e4 NC |
179 | /* Calling code relies on returned symbols having a name and |
180 | correct offset. */ | |
e84d6fca AM |
181 | |
182 | if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS)) | |
3af9a47b | 183 | return -1; |
e84d6fca AM |
184 | |
185 | if (! (table.flags2 & TB_NAME_PRESENT)) | |
3af9a47b | 186 | return -1; |
e84d6fca AM |
187 | |
188 | if (! table.flags1 & TB_HAS_TBOFF) | |
3af9a47b | 189 | return -1; |
3af9a47b NC |
190 | |
191 | offset = 8; | |
192 | ||
e84d6fca AM |
193 | if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams)) |
194 | offset += 4; | |
3af9a47b | 195 | |
e84d6fca AM |
196 | if (table.flags1 & TB_HAS_TBOFF) |
197 | { | |
198 | struct traceback_table_tboff off; | |
3af9a47b | 199 | |
e84d6fca AM |
200 | if ((pos + offset + 4) > len) |
201 | return -1; | |
202 | off.tb_offset = bfd_getb32 (buf + pos + offset); | |
203 | offset += 4; | |
3af9a47b | 204 | |
29e1a6e4 NC |
205 | /* Need to subtract 4 because the offset includes the 0x0L |
206 | preceding the table. */ | |
3af9a47b | 207 | |
e84d6fca AM |
208 | if (file != NULL) |
209 | fprintf (file, " [offset = 0x%lx]", off.tb_offset); | |
3af9a47b | 210 | |
e84d6fca AM |
211 | if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset))) |
212 | return -1; | |
213 | ||
214 | sym->value = pos - off.tb_offset - 4; | |
3af9a47b | 215 | } |
3af9a47b | 216 | |
e84d6fca | 217 | if (table.flags2 & TB_INT_HNDL) |
3af9a47b | 218 | offset += 4; |
3af9a47b | 219 | |
e84d6fca AM |
220 | if (table.flags1 & TB_HAS_CTL) |
221 | { | |
222 | struct traceback_table_anchors anchors; | |
3af9a47b | 223 | |
e84d6fca AM |
224 | if ((pos + offset + 4) > len) |
225 | return -1; | |
226 | anchors.ctl_info = bfd_getb32 (buf + pos + offset); | |
227 | offset += 4; | |
3af9a47b | 228 | |
e84d6fca AM |
229 | if (anchors.ctl_info > 1024) |
230 | return -1; | |
3af9a47b | 231 | |
e84d6fca | 232 | offset += anchors.ctl_info * 4; |
3af9a47b NC |
233 | } |
234 | ||
e84d6fca AM |
235 | if (table.flags2 & TB_NAME_PRESENT) |
236 | { | |
237 | struct traceback_table_routine name; | |
238 | char *namebuf; | |
3af9a47b | 239 | |
e84d6fca AM |
240 | if ((pos + offset + 2) > len) |
241 | return -1; | |
242 | name.name_len = bfd_getb16 (buf + pos + offset); | |
243 | offset += 2; | |
3af9a47b | 244 | |
e84d6fca AM |
245 | if (name.name_len > 4096) |
246 | return -1; | |
3af9a47b | 247 | |
e84d6fca AM |
248 | if ((pos + offset + name.name_len) > len) |
249 | return -1; | |
3af9a47b | 250 | |
e84d6fca AM |
251 | namebuf = (char *) bfd_alloc (abfd, name.name_len + 1); |
252 | if (namebuf == NULL) | |
253 | return -1; | |
3af9a47b | 254 | |
e84d6fca AM |
255 | memcpy (namebuf, buf + pos + offset, name.name_len); |
256 | namebuf[name.name_len] = '\0'; | |
3af9a47b | 257 | |
29e1a6e4 | 258 | /* Strip leading period inserted by compiler. */ |
e84d6fca AM |
259 | if (namebuf[0] == '.') |
260 | memmove (namebuf, namebuf + 1, name.name_len + 1); | |
3af9a47b | 261 | |
e84d6fca | 262 | sym->name = namebuf; |
3af9a47b | 263 | |
e84d6fca | 264 | for (s = sym->name; (*s != '\0'); s++) |
29e1a6e4 | 265 | if (! ISPRINT (*s)) |
e84d6fca | 266 | return -1; |
3af9a47b | 267 | |
e84d6fca | 268 | offset += name.name_len; |
3af9a47b NC |
269 | } |
270 | ||
e84d6fca | 271 | if (table.flags2 & TB_USES_ALLOCA) |
3af9a47b | 272 | offset += 4; |
3af9a47b | 273 | |
e84d6fca | 274 | if (table.flags4 & TB_HAS_VEC_INFO) |
3af9a47b | 275 | offset += 4; |
3af9a47b | 276 | |
e84d6fca | 277 | if (file != NULL) |
3af9a47b | 278 | fprintf (file, " [length = 0x%lx]", (long) offset); |
e84d6fca | 279 | |
3af9a47b NC |
280 | return offset; |
281 | } | |
282 | ||
283 | static const char *bfd_pef_section_name (section) | |
284 | bfd_pef_section *section; | |
285 | { | |
e84d6fca AM |
286 | switch (section->section_kind) |
287 | { | |
288 | case BFD_PEF_SECTION_CODE: return "code"; | |
289 | case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data"; | |
290 | case BFD_PEF_SECTION_PACKED_DATA: return "packed-data"; | |
291 | case BFD_PEF_SECTION_CONSTANT: return "constant"; | |
292 | case BFD_PEF_SECTION_LOADER: return "loader"; | |
293 | case BFD_PEF_SECTION_DEBUG: return "debug"; | |
294 | case BFD_PEF_SECTION_EXEC_DATA: return "exec-data"; | |
295 | case BFD_PEF_SECTION_EXCEPTION: return "exception"; | |
296 | case BFD_PEF_SECTION_TRACEBACK: return "traceback"; | |
297 | default: return "unknown"; | |
298 | } | |
3af9a47b NC |
299 | } |
300 | ||
301 | static unsigned long bfd_pef_section_flags (section) | |
302 | bfd_pef_section *section; | |
303 | { | |
e84d6fca AM |
304 | switch (section->section_kind) |
305 | { | |
306 | case BFD_PEF_SECTION_CODE: | |
307 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE; | |
308 | case BFD_PEF_SECTION_UNPACKED_DATA: | |
309 | case BFD_PEF_SECTION_PACKED_DATA: | |
310 | case BFD_PEF_SECTION_CONSTANT: | |
311 | case BFD_PEF_SECTION_LOADER: | |
312 | case BFD_PEF_SECTION_DEBUG: | |
313 | case BFD_PEF_SECTION_EXEC_DATA: | |
314 | case BFD_PEF_SECTION_EXCEPTION: | |
315 | case BFD_PEF_SECTION_TRACEBACK: | |
316 | default: | |
317 | return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC; | |
318 | } | |
3af9a47b NC |
319 | } |
320 | ||
321 | static asection * | |
322 | bfd_pef_make_bfd_section (abfd, section) | |
323 | bfd *abfd; | |
324 | bfd_pef_section *section; | |
325 | { | |
326 | asection *bfdsec; | |
327 | const char *name = bfd_pef_section_name (section); | |
328 | ||
329 | bfdsec = bfd_make_section_anyway (abfd, name); | |
e84d6fca AM |
330 | if (bfdsec == NULL) |
331 | return NULL; | |
332 | ||
3af9a47b NC |
333 | bfdsec->vma = section->default_address + section->container_offset; |
334 | bfdsec->lma = section->default_address + section->container_offset; | |
eea6121a | 335 | bfdsec->size = section->container_length; |
3af9a47b NC |
336 | bfdsec->filepos = section->container_offset; |
337 | bfdsec->alignment_power = section->alignment; | |
338 | ||
339 | bfdsec->flags = bfd_pef_section_flags (section); | |
340 | ||
341 | return bfdsec; | |
342 | } | |
343 | ||
344 | int bfd_pef_parse_loader_header (abfd, buf, len, header) | |
345 | bfd *abfd ATTRIBUTE_UNUSED; | |
346 | unsigned char *buf; | |
347 | size_t len; | |
348 | bfd_pef_loader_header *header; | |
349 | { | |
350 | BFD_ASSERT (len == 56); | |
351 | ||
352 | header->main_section = bfd_getb32 (buf); | |
353 | header->main_offset = bfd_getb32 (buf + 4); | |
354 | header->init_section = bfd_getb32 (buf + 8); | |
355 | header->init_offset = bfd_getb32 (buf + 12); | |
356 | header->term_section = bfd_getb32 (buf + 16); | |
357 | header->term_offset = bfd_getb32 (buf + 20); | |
358 | header->imported_library_count = bfd_getb32 (buf + 24); | |
359 | header->total_imported_symbol_count = bfd_getb32 (buf + 28); | |
360 | header->reloc_section_count = bfd_getb32 (buf + 32); | |
361 | header->reloc_instr_offset = bfd_getb32 (buf + 36); | |
362 | header->loader_strings_offset = bfd_getb32 (buf + 40); | |
363 | header->export_hash_offset = bfd_getb32 (buf + 44); | |
364 | header->export_hash_table_power = bfd_getb32 (buf + 48); | |
365 | header->exported_symbol_count = bfd_getb32 (buf + 52); | |
366 | ||
367 | return 0; | |
368 | } | |
369 | ||
370 | int bfd_pef_parse_imported_library (abfd, buf, len, header) | |
371 | bfd *abfd ATTRIBUTE_UNUSED; | |
372 | unsigned char *buf; | |
373 | size_t len; | |
374 | bfd_pef_imported_library *header; | |
375 | { | |
376 | BFD_ASSERT (len == 24); | |
377 | ||
378 | header->name_offset = bfd_getb32 (buf); | |
379 | header->old_implementation_version = bfd_getb32 (buf + 4); | |
380 | header->current_version = bfd_getb32 (buf + 8); | |
381 | header->imported_symbol_count = bfd_getb32 (buf + 12); | |
382 | header->first_imported_symbol = bfd_getb32 (buf + 16); | |
383 | header->options = buf[20]; | |
384 | header->reserved_a = buf[21]; | |
385 | header->reserved_b = bfd_getb16 (buf + 22); | |
386 | ||
387 | return 0; | |
388 | } | |
389 | ||
390 | int bfd_pef_parse_imported_symbol (abfd, buf, len, symbol) | |
391 | bfd *abfd ATTRIBUTE_UNUSED; | |
392 | unsigned char *buf; | |
393 | size_t len; | |
394 | bfd_pef_imported_symbol *symbol; | |
395 | { | |
396 | unsigned long value; | |
397 | ||
398 | BFD_ASSERT (len == 4); | |
399 | ||
400 | value = bfd_getb32 (buf); | |
401 | symbol->class = value >> 24; | |
402 | symbol->name = value & 0x00ffffff; | |
403 | ||
404 | return 0; | |
405 | } | |
406 | ||
407 | int bfd_pef_scan_section (abfd, section) | |
408 | bfd *abfd; | |
409 | bfd_pef_section *section; | |
410 | { | |
411 | unsigned char buf[28]; | |
e84d6fca | 412 | |
3af9a47b | 413 | bfd_seek (abfd, section->header_offset, SEEK_SET); |
e84d6fca AM |
414 | if (bfd_bread ((PTR) buf, 28, abfd) != 28) |
415 | return -1; | |
3af9a47b NC |
416 | |
417 | section->name_offset = bfd_h_get_32 (abfd, buf); | |
418 | section->default_address = bfd_h_get_32 (abfd, buf + 4); | |
419 | section->total_length = bfd_h_get_32 (abfd, buf + 8); | |
420 | section->unpacked_length = bfd_h_get_32 (abfd, buf + 12); | |
421 | section->container_length = bfd_h_get_32 (abfd, buf + 16); | |
422 | section->container_offset = bfd_h_get_32 (abfd, buf + 20); | |
423 | section->section_kind = buf[24]; | |
424 | section->share_kind = buf[25]; | |
425 | section->alignment = buf[26]; | |
426 | section->reserved = buf[27]; | |
427 | ||
428 | section->bfd_section = bfd_pef_make_bfd_section (abfd, section); | |
e84d6fca AM |
429 | if (section->bfd_section == NULL) |
430 | return -1; | |
3af9a47b NC |
431 | |
432 | return 0; | |
433 | } | |
434 | ||
435 | void | |
436 | bfd_pef_print_loader_header (abfd, header, file) | |
437 | bfd *abfd ATTRIBUTE_UNUSED; | |
438 | bfd_pef_loader_header *header; | |
439 | FILE *file; | |
440 | { | |
441 | fprintf (file, "main_section: %ld\n", header->main_section); | |
442 | fprintf (file, "main_offset: %lu\n", header->main_offset); | |
443 | fprintf (file, "init_section: %ld\n", header->init_section); | |
444 | fprintf (file, "init_offset: %lu\n", header->init_offset); | |
445 | fprintf (file, "term_section: %ld\n", header->term_section); | |
446 | fprintf (file, "term_offset: %lu\n", header->term_offset); | |
e84d6fca AM |
447 | fprintf (file, "imported_library_count: %lu\n", |
448 | header->imported_library_count); | |
449 | fprintf (file, "total_imported_symbol_count: %lu\n", | |
450 | header->total_imported_symbol_count); | |
3af9a47b NC |
451 | fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count); |
452 | fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset); | |
e84d6fca AM |
453 | fprintf (file, "loader_strings_offset: %lu\n", |
454 | header->loader_strings_offset); | |
3af9a47b | 455 | fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset); |
e84d6fca AM |
456 | fprintf (file, "export_hash_table_power: %lu\n", |
457 | header->export_hash_table_power); | |
458 | fprintf (file, "exported_symbol_count: %lu\n", | |
459 | header->exported_symbol_count); | |
3af9a47b NC |
460 | } |
461 | ||
462 | int | |
463 | bfd_pef_print_loader_section (abfd, file) | |
464 | bfd *abfd; | |
465 | FILE *file; | |
466 | { | |
467 | bfd_pef_loader_header header; | |
468 | asection *loadersec = NULL; | |
469 | unsigned char *loaderbuf = NULL; | |
470 | size_t loaderlen = 0; | |
471 | int ret; | |
472 | ||
473 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
474 | if (loadersec == NULL) |
475 | return -1; | |
476 | ||
eea6121a | 477 | loaderlen = loadersec->size; |
3af9a47b NC |
478 | loaderbuf = (unsigned char *) bfd_malloc (loaderlen); |
479 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) | |
e84d6fca AM |
480 | { |
481 | free (loaderbuf); | |
482 | return -1; | |
483 | } | |
3af9a47b | 484 | if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen) |
e84d6fca AM |
485 | { |
486 | free (loaderbuf); | |
487 | return -1; | |
488 | } | |
3af9a47b | 489 | |
e84d6fca AM |
490 | if (loaderlen < 56) |
491 | { | |
492 | free (loaderbuf); | |
493 | return -1; | |
494 | } | |
3af9a47b | 495 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
496 | if (ret < 0) |
497 | { | |
498 | free (loaderbuf); | |
499 | return -1; | |
500 | } | |
3af9a47b NC |
501 | |
502 | bfd_pef_print_loader_header (abfd, &header, file); | |
503 | return 0; | |
504 | } | |
505 | ||
506 | int | |
507 | bfd_pef_scan_start_address (abfd) | |
508 | bfd *abfd; | |
509 | { | |
510 | bfd_pef_loader_header header; | |
511 | asection *section; | |
512 | ||
513 | asection *loadersec = NULL; | |
514 | unsigned char *loaderbuf = NULL; | |
515 | size_t loaderlen = 0; | |
516 | int ret; | |
517 | ||
518 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
e84d6fca AM |
519 | if (loadersec == NULL) |
520 | goto end; | |
521 | ||
eea6121a | 522 | loaderlen = loadersec->size; |
3af9a47b | 523 | loaderbuf = (unsigned char *) bfd_malloc (loaderlen); |
e84d6fca AM |
524 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
525 | goto error; | |
526 | if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen) | |
527 | goto error; | |
3af9a47b | 528 | |
e84d6fca AM |
529 | if (loaderlen < 56) |
530 | goto error; | |
3af9a47b | 531 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); |
e84d6fca AM |
532 | if (ret < 0) |
533 | goto error; | |
534 | ||
535 | if (header.main_section < 0) | |
536 | goto end; | |
537 | ||
538 | for (section = abfd->sections; section != NULL; section = section->next) | |
539 | if ((section->index + 1) == header.main_section) | |
540 | break; | |
3af9a47b | 541 | |
e84d6fca AM |
542 | if (section == NULL) |
543 | goto error; | |
3af9a47b | 544 | |
3af9a47b NC |
545 | abfd->start_address = section->vma + header.main_offset; |
546 | ||
547 | end: | |
e84d6fca AM |
548 | if (loaderbuf != NULL) |
549 | free (loaderbuf); | |
3af9a47b NC |
550 | return 0; |
551 | ||
552 | error: | |
e84d6fca AM |
553 | if (loaderbuf != NULL) |
554 | free (loaderbuf); | |
3af9a47b NC |
555 | return -1; |
556 | } | |
557 | ||
558 | int | |
e84d6fca | 559 | bfd_pef_scan (abfd, header, mdata) |
3af9a47b NC |
560 | bfd *abfd; |
561 | bfd_pef_header *header; | |
e84d6fca | 562 | bfd_pef_data_struct *mdata; |
3af9a47b NC |
563 | { |
564 | unsigned int i; | |
3af9a47b NC |
565 | enum bfd_architecture cputype; |
566 | unsigned long cpusubtype; | |
567 | ||
e84d6fca | 568 | mdata->header = *header; |
3af9a47b | 569 | |
3af9a47b | 570 | bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype); |
e84d6fca AM |
571 | if (cputype == bfd_arch_unknown) |
572 | { | |
573 | fprintf (stderr, "bfd_pef_scan: unknown architecture 0x%lx\n", | |
574 | header->architecture); | |
575 | return -1; | |
576 | } | |
3af9a47b NC |
577 | bfd_set_arch_mach (abfd, cputype, cpusubtype); |
578 | ||
579 | mdata->header = *header; | |
580 | ||
e84d6fca AM |
581 | abfd->flags = (abfd->xvec->object_flags |
582 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b | 583 | |
e84d6fca AM |
584 | if (header->section_count != 0) |
585 | { | |
586 | mdata->sections = | |
587 | ((bfd_pef_section *) | |
588 | bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section))); | |
3af9a47b | 589 | |
e84d6fca | 590 | if (mdata->sections == NULL) |
3af9a47b | 591 | return -1; |
e84d6fca AM |
592 | |
593 | for (i = 0; i < header->section_count; i++) | |
594 | { | |
595 | bfd_pef_section *cur = &mdata->sections[i]; | |
596 | cur->header_offset = 40 + (i * 28); | |
597 | if (bfd_pef_scan_section (abfd, cur) < 0) | |
598 | return -1; | |
599 | } | |
3af9a47b | 600 | } |
3af9a47b | 601 | |
e84d6fca | 602 | if (bfd_pef_scan_start_address (abfd) < 0) |
5ff625e9 | 603 | return -1; |
3af9a47b NC |
604 | |
605 | abfd->tdata.pef_data = mdata; | |
606 | ||
607 | return 0; | |
608 | } | |
609 | ||
610 | static int | |
611 | bfd_pef_read_header (abfd, header) | |
612 | bfd *abfd; | |
613 | bfd_pef_header *header; | |
614 | { | |
615 | unsigned char buf[40]; | |
616 | ||
617 | bfd_seek (abfd, 0, SEEK_SET); | |
618 | ||
e84d6fca AM |
619 | if (bfd_bread ((PTR) buf, 40, abfd) != 40) |
620 | return -1; | |
3af9a47b NC |
621 | |
622 | header->tag1 = bfd_getb32 (buf); | |
623 | header->tag2 = bfd_getb32 (buf + 4); | |
624 | header->architecture = bfd_getb32 (buf + 8); | |
625 | header->format_version = bfd_getb32 (buf + 12); | |
626 | header->timestamp = bfd_getb32 (buf + 16); | |
627 | header->old_definition_version = bfd_getb32 (buf + 20); | |
628 | header->old_implementation_version = bfd_getb32 (buf + 24); | |
629 | header->current_version = bfd_getb32 (buf + 28); | |
630 | header->section_count = bfd_getb32 (buf + 32) + 1; | |
631 | header->instantiated_section_count = bfd_getb32 (buf + 34); | |
632 | header->reserved = bfd_getb32 (buf + 36); | |
633 | ||
634 | return 0; | |
635 | } | |
636 | ||
637 | static const bfd_target * | |
638 | bfd_pef_object_p (abfd) | |
639 | bfd *abfd; | |
640 | { | |
e84d6fca | 641 | struct bfd_preserve preserve; |
3af9a47b | 642 | bfd_pef_header header; |
3af9a47b | 643 | |
e84d6fca AM |
644 | preserve.marker = NULL; |
645 | if (bfd_pef_read_header (abfd, &header) != 0) | |
646 | goto wrong; | |
3af9a47b | 647 | |
e84d6fca AM |
648 | if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2) |
649 | goto wrong; | |
650 | ||
651 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_pef_data_struct)); | |
652 | if (preserve.marker == NULL | |
653 | || !bfd_preserve_save (abfd, &preserve)) | |
654 | goto fail; | |
3af9a47b | 655 | |
e84d6fca AM |
656 | if (bfd_pef_scan (abfd, &header, |
657 | (bfd_pef_data_struct *) preserve.marker) != 0) | |
658 | goto wrong; | |
659 | ||
660 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b | 661 | return abfd->xvec; |
e84d6fca AM |
662 | |
663 | wrong: | |
664 | bfd_set_error (bfd_error_wrong_format); | |
665 | ||
666 | fail: | |
667 | if (preserve.marker != NULL) | |
668 | bfd_preserve_restore (abfd, &preserve); | |
669 | return NULL; | |
3af9a47b NC |
670 | } |
671 | ||
672 | static int bfd_pef_parse_traceback_tables (abfd, sec, buf, len, nsym, csym) | |
673 | bfd *abfd; | |
674 | asection *sec; | |
675 | unsigned char *buf; | |
676 | size_t len; | |
677 | long *nsym; | |
678 | asymbol **csym; | |
679 | { | |
680 | char *name; | |
681 | ||
682 | asymbol function; | |
683 | asymbol traceback; | |
684 | ||
685 | const char *const tbprefix = "__traceback_"; | |
686 | size_t tbnamelen; | |
687 | ||
688 | size_t pos = 0; | |
689 | unsigned long count = 0; | |
690 | int ret; | |
691 | ||
e84d6fca AM |
692 | for (;;) |
693 | { | |
29e1a6e4 | 694 | /* We're reading symbols two at a time. */ |
e84d6fca AM |
695 | if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL))) |
696 | break; | |
3af9a47b | 697 | |
e84d6fca AM |
698 | pos += 3; |
699 | pos -= (pos % 4); | |
3af9a47b | 700 | |
e84d6fca AM |
701 | while ((pos + 4) <= len) |
702 | { | |
703 | if (bfd_getb32 (buf + pos) == 0) | |
704 | break; | |
705 | pos += 4; | |
706 | } | |
3af9a47b | 707 | |
e84d6fca AM |
708 | if ((pos + 4) > len) |
709 | break; | |
3af9a47b | 710 | |
e84d6fca AM |
711 | ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4, |
712 | &function, 0); | |
713 | if (ret < 0) | |
714 | { | |
29e1a6e4 | 715 | /* Skip over 0x0L to advance to next possible traceback table. */ |
e84d6fca AM |
716 | pos += 4; |
717 | continue; | |
718 | } | |
3af9a47b | 719 | |
e84d6fca AM |
720 | BFD_ASSERT (function.name != NULL); |
721 | ||
722 | /* Don't bother to compute the name if we are just | |
29e1a6e4 | 723 | counting symbols. */ |
e84d6fca AM |
724 | |
725 | if (csym) | |
726 | { | |
727 | tbnamelen = strlen (tbprefix) + strlen (function.name); | |
728 | name = bfd_alloc (abfd, tbnamelen + 1); | |
729 | if (name == NULL) | |
730 | { | |
731 | bfd_release (abfd, (PTR) function.name); | |
732 | function.name = NULL; | |
733 | break; | |
734 | } | |
735 | snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name); | |
736 | traceback.name = name; | |
737 | traceback.value = pos; | |
738 | traceback.the_bfd = abfd; | |
739 | traceback.section = sec; | |
740 | traceback.flags = 0; | |
741 | traceback.udata.i = ret; | |
742 | ||
743 | *(csym[count]) = function; | |
744 | *(csym[count + 1]) = traceback; | |
3af9a47b | 745 | } |
3af9a47b | 746 | |
e84d6fca AM |
747 | pos += ret; |
748 | count += 2; | |
749 | } | |
3af9a47b NC |
750 | |
751 | *nsym = count; | |
752 | return 0; | |
753 | } | |
754 | ||
755 | static int bfd_pef_parse_function_stub (abfd, buf, len, offset) | |
756 | bfd *abfd ATTRIBUTE_UNUSED; | |
757 | unsigned char *buf; | |
758 | size_t len; | |
759 | unsigned long *offset; | |
760 | { | |
761 | BFD_ASSERT (len == 24); | |
762 | ||
e84d6fca AM |
763 | if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000) |
764 | return -1; | |
765 | if (bfd_getb32 (buf + 4) != 0x90410014) | |
766 | return -1; | |
767 | if (bfd_getb32 (buf + 8) != 0x800c0000) | |
768 | return -1; | |
769 | if (bfd_getb32 (buf + 12) != 0x804c0004) | |
770 | return -1; | |
771 | if (bfd_getb32 (buf + 16) != 0x7c0903a6) | |
772 | return -1; | |
773 | if (bfd_getb32 (buf + 20) != 0x4e800420) | |
774 | return -1; | |
775 | ||
776 | if (offset != NULL) | |
3af9a47b | 777 | *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4; |
3af9a47b NC |
778 | |
779 | return 0; | |
780 | } | |
781 | ||
e84d6fca AM |
782 | static int bfd_pef_parse_function_stubs (abfd, codesec, codebuf, codelen, |
783 | loaderbuf, loaderlen, nsym, csym) | |
3af9a47b NC |
784 | bfd *abfd; |
785 | asection *codesec; | |
786 | unsigned char *codebuf; | |
787 | size_t codelen; | |
788 | unsigned char *loaderbuf; | |
789 | size_t loaderlen; | |
790 | unsigned long *nsym; | |
791 | asymbol **csym; | |
792 | { | |
793 | const char *const sprefix = "__stub_"; | |
794 | ||
795 | size_t codepos = 0; | |
796 | unsigned long count = 0; | |
797 | ||
798 | bfd_pef_loader_header header; | |
799 | bfd_pef_imported_library *libraries = NULL; | |
800 | bfd_pef_imported_symbol *imports = NULL; | |
801 | ||
802 | unsigned long i; | |
803 | int ret; | |
804 | ||
e84d6fca AM |
805 | if (loaderlen < 56) |
806 | goto error; | |
3af9a47b NC |
807 | |
808 | ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header); | |
e84d6fca AM |
809 | if (ret < 0) |
810 | goto error; | |
3af9a47b NC |
811 | |
812 | libraries = (bfd_pef_imported_library *) bfd_malloc | |
813 | (header.imported_library_count * sizeof (bfd_pef_imported_library)); | |
814 | imports = (bfd_pef_imported_symbol *) bfd_malloc | |
815 | (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol)); | |
e84d6fca AM |
816 | |
817 | if (loaderlen < (56 + (header.imported_library_count * 24))) | |
818 | goto error; | |
819 | for (i = 0; i < header.imported_library_count; i++) | |
820 | { | |
821 | ret = bfd_pef_parse_imported_library | |
822 | (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]); | |
823 | if (ret < 0) | |
824 | goto error; | |
825 | } | |
826 | ||
827 | if (loaderlen < (56 + (header.imported_library_count * 24) | |
828 | + (header.total_imported_symbol_count * 4))) | |
829 | goto error; | |
830 | for (i = 0; i < header.total_imported_symbol_count; i++) | |
831 | { | |
832 | ret = (bfd_pef_parse_imported_symbol | |
833 | (abfd, | |
834 | loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4), | |
835 | 4, &imports[i])); | |
836 | if (ret < 0) | |
837 | goto error; | |
838 | } | |
839 | ||
3af9a47b NC |
840 | codepos = 0; |
841 | ||
e84d6fca AM |
842 | for (;;) |
843 | { | |
844 | asymbol sym; | |
845 | const char *symname; | |
846 | char *name; | |
847 | unsigned long index; | |
848 | int ret; | |
3af9a47b | 849 | |
e84d6fca AM |
850 | if (csym && (csym[count] == NULL)) |
851 | break; | |
3af9a47b | 852 | |
e84d6fca AM |
853 | codepos += 3; |
854 | codepos -= (codepos % 4); | |
3af9a47b | 855 | |
e84d6fca AM |
856 | while ((codepos + 4) <= codelen) |
857 | { | |
858 | if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000) | |
859 | break; | |
860 | codepos += 4; | |
861 | } | |
3af9a47b | 862 | |
e84d6fca | 863 | if ((codepos + 4) > codelen) |
3af9a47b | 864 | break; |
3af9a47b | 865 | |
e84d6fca AM |
866 | ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &index); |
867 | if (ret < 0) | |
868 | { | |
869 | codepos += 24; | |
870 | continue; | |
871 | } | |
3af9a47b | 872 | |
e84d6fca AM |
873 | if (index >= header.total_imported_symbol_count) |
874 | { | |
875 | codepos += 24; | |
876 | continue; | |
877 | } | |
3af9a47b | 878 | |
e84d6fca AM |
879 | { |
880 | size_t max, namelen; | |
881 | const char *s; | |
882 | ||
883 | if (loaderlen < (header.loader_strings_offset + imports[index].name)) | |
884 | goto error; | |
885 | ||
886 | max = loaderlen - (header.loader_strings_offset + imports[index].name); | |
f075ee0c AM |
887 | symname = (char *) loaderbuf; |
888 | symname += header.loader_strings_offset + imports[index].name; | |
e84d6fca AM |
889 | namelen = 0; |
890 | for (s = symname; s < (symname + max); s++) | |
891 | { | |
892 | if (*s == '\0') | |
893 | break; | |
29e1a6e4 | 894 | if (! ISPRINT (*s)) |
e84d6fca AM |
895 | goto error; |
896 | namelen++; | |
897 | } | |
898 | if (*s != '\0') | |
899 | goto error; | |
900 | ||
901 | name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1); | |
902 | if (name == NULL) | |
903 | break; | |
3af9a47b | 904 | |
e84d6fca AM |
905 | snprintf (name, strlen (sprefix) + namelen + 1, "%s%s", |
906 | sprefix, symname); | |
907 | sym.name = name; | |
908 | } | |
3af9a47b | 909 | |
e84d6fca AM |
910 | sym.value = codepos; |
911 | sym.the_bfd = abfd; | |
912 | sym.section = codesec; | |
913 | sym.flags = 0; | |
914 | sym.udata.i = 0; | |
3af9a47b | 915 | |
e84d6fca | 916 | codepos += 24; |
3af9a47b | 917 | |
e84d6fca AM |
918 | if (csym != NULL) |
919 | *(csym[count]) = sym; | |
3af9a47b | 920 | |
e84d6fca | 921 | count++; |
3af9a47b | 922 | } |
3af9a47b NC |
923 | |
924 | goto end; | |
925 | ||
926 | end: | |
e84d6fca AM |
927 | if (libraries != NULL) |
928 | free (libraries); | |
929 | if (imports != NULL) | |
930 | free (imports); | |
3af9a47b NC |
931 | *nsym = count; |
932 | return 0; | |
933 | ||
934 | error: | |
e84d6fca AM |
935 | if (libraries != NULL) |
936 | free (libraries); | |
937 | if (imports != NULL) | |
938 | free (imports); | |
3af9a47b NC |
939 | *nsym = count; |
940 | return -1; | |
e84d6fca | 941 | } |
3af9a47b NC |
942 | |
943 | static long bfd_pef_parse_symbols (abfd, csym) | |
944 | bfd *abfd; | |
945 | asymbol **csym; | |
946 | { | |
947 | unsigned long count = 0; | |
948 | ||
949 | asection *codesec = NULL; | |
950 | unsigned char *codebuf = NULL; | |
951 | size_t codelen = 0; | |
952 | ||
953 | asection *loadersec = NULL; | |
954 | unsigned char *loaderbuf = NULL; | |
955 | size_t loaderlen = 0; | |
956 | ||
957 | codesec = bfd_get_section_by_name (abfd, "code"); | |
958 | if (codesec != NULL) | |
959 | { | |
eea6121a | 960 | codelen = codesec->size; |
3af9a47b | 961 | codebuf = (unsigned char *) bfd_malloc (codelen); |
e84d6fca AM |
962 | if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0) |
963 | goto end; | |
964 | if (bfd_bread ((PTR) codebuf, codelen, abfd) != codelen) | |
965 | goto end; | |
3af9a47b NC |
966 | } |
967 | ||
968 | loadersec = bfd_get_section_by_name (abfd, "loader"); | |
969 | if (loadersec != NULL) | |
970 | { | |
eea6121a | 971 | loaderlen = loadersec->size; |
3af9a47b | 972 | loaderbuf = (unsigned char *) bfd_malloc (loaderlen); |
e84d6fca AM |
973 | if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0) |
974 | goto end; | |
975 | if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen) | |
976 | goto end; | |
3af9a47b | 977 | } |
e84d6fca | 978 | |
3af9a47b NC |
979 | count = 0; |
980 | if (codesec != NULL) | |
981 | { | |
f075ee0c | 982 | long ncount = 0; |
e84d6fca AM |
983 | bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen, |
984 | &ncount, csym); | |
3af9a47b NC |
985 | count += ncount; |
986 | } | |
987 | ||
988 | if ((codesec != NULL) && (loadersec != NULL)) | |
989 | { | |
990 | unsigned long ncount = 0; | |
991 | bfd_pef_parse_function_stubs | |
992 | (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount, | |
993 | (csym != NULL) ? (csym + count) : NULL); | |
994 | count += ncount; | |
995 | } | |
e84d6fca AM |
996 | |
997 | if (csym != NULL) | |
3af9a47b | 998 | csym[count] = NULL; |
e84d6fca | 999 | |
3af9a47b | 1000 | end: |
e84d6fca | 1001 | if (codebuf != NULL) |
3af9a47b NC |
1002 | free (codebuf); |
1003 | ||
e84d6fca AM |
1004 | if (loaderbuf != NULL) |
1005 | free (loaderbuf); | |
1006 | ||
3af9a47b NC |
1007 | return count; |
1008 | } | |
1009 | ||
1010 | static long | |
1011 | bfd_pef_count_symbols (abfd) | |
1012 | bfd *abfd; | |
1013 | { | |
1014 | return bfd_pef_parse_symbols (abfd, NULL); | |
1015 | } | |
1016 | ||
1017 | static long | |
1018 | bfd_pef_get_symtab_upper_bound (abfd) | |
1019 | bfd *abfd; | |
1020 | { | |
1021 | long nsyms = bfd_pef_count_symbols (abfd); | |
e84d6fca AM |
1022 | if (nsyms < 0) |
1023 | return nsyms; | |
3af9a47b NC |
1024 | return ((nsyms + 1) * sizeof (asymbol *)); |
1025 | } | |
1026 | ||
1027 | static long | |
6cee3f79 | 1028 | bfd_pef_canonicalize_symtab (abfd, alocation) |
3af9a47b NC |
1029 | bfd *abfd; |
1030 | asymbol **alocation; | |
1031 | { | |
1032 | long i; | |
1033 | asymbol *syms; | |
1034 | long ret; | |
1035 | ||
1036 | long nsyms = bfd_pef_count_symbols (abfd); | |
e84d6fca AM |
1037 | if (nsyms < 0) |
1038 | return nsyms; | |
3af9a47b NC |
1039 | |
1040 | syms = bfd_alloc (abfd, nsyms * sizeof (asymbol)); | |
e84d6fca AM |
1041 | if (syms == NULL) |
1042 | return -1; | |
3af9a47b | 1043 | |
e84d6fca | 1044 | for (i = 0; i < nsyms; i++) |
3af9a47b | 1045 | alocation[i] = &syms[i]; |
e84d6fca | 1046 | |
3af9a47b NC |
1047 | alocation[nsyms] = NULL; |
1048 | ||
1049 | ret = bfd_pef_parse_symbols (abfd, alocation); | |
e84d6fca | 1050 | if (ret != nsyms) |
3af9a47b | 1051 | return 0; |
3af9a47b NC |
1052 | |
1053 | return ret; | |
1054 | } | |
1055 | ||
1056 | static asymbol * | |
1057 | bfd_pef_make_empty_symbol (abfd) | |
1058 | bfd *abfd; | |
1059 | { | |
1060 | return (asymbol *) bfd_alloc (abfd, sizeof (asymbol)); | |
1061 | } | |
1062 | ||
1063 | static void | |
1064 | bfd_pef_get_symbol_info (abfd, symbol, ret) | |
1065 | bfd *abfd ATTRIBUTE_UNUSED; | |
1066 | asymbol *symbol; | |
1067 | symbol_info *ret; | |
1068 | { | |
1069 | bfd_symbol_info (symbol, ret); | |
1070 | } | |
1071 | ||
1072 | static int | |
1073 | bfd_pef_sizeof_headers (abfd, exec) | |
1074 | bfd *abfd ATTRIBUTE_UNUSED; | |
b34976b6 | 1075 | bfd_boolean exec ATTRIBUTE_UNUSED; |
3af9a47b NC |
1076 | { |
1077 | return 0; | |
1078 | } | |
1079 | ||
1080 | const bfd_target pef_vec = | |
1081 | { | |
1082 | "pef", /* name */ | |
1083 | bfd_target_pef_flavour, /* flavour */ | |
1084 | BFD_ENDIAN_BIG, /* byteorder */ | |
1085 | BFD_ENDIAN_BIG, /* header_byteorder */ | |
1086 | (HAS_RELOC | EXEC_P | /* object flags */ | |
1087 | HAS_LINENO | HAS_DEBUG | | |
1088 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1089 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
1090 | | SEC_ROM | SEC_HAS_CONTENTS), /* section_flags */ | |
1091 | 0, /* symbol_leading_char */ | |
1092 | ' ', /* ar_pad_char */ | |
1093 | 16, /* ar_max_namelen */ | |
1094 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
1095 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
1096 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ | |
1097 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
1098 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
1099 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ | |
1100 | { /* bfd_check_format */ | |
1101 | _bfd_dummy_target, | |
1102 | bfd_pef_object_p, /* bfd_check_format */ | |
1103 | _bfd_dummy_target, | |
1104 | _bfd_dummy_target, | |
1105 | }, | |
1106 | { /* bfd_set_format */ | |
1107 | bfd_false, | |
1108 | bfd_pef_mkobject, | |
1109 | bfd_false, | |
1110 | bfd_false, | |
1111 | }, | |
1112 | { /* bfd_write_contents */ | |
1113 | bfd_false, | |
1114 | bfd_true, | |
1115 | bfd_false, | |
1116 | bfd_false, | |
1117 | }, | |
1118 | ||
1119 | BFD_JUMP_TABLE_GENERIC (bfd_pef), | |
1120 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1121 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1122 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1123 | BFD_JUMP_TABLE_SYMBOLS (bfd_pef), | |
1124 | BFD_JUMP_TABLE_RELOCS (bfd_pef), | |
1125 | BFD_JUMP_TABLE_WRITE (bfd_pef), | |
1126 | BFD_JUMP_TABLE_LINK (bfd_pef), | |
1127 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1128 | ||
1129 | NULL, | |
e84d6fca | 1130 | |
3af9a47b NC |
1131 | NULL |
1132 | }; | |
1133 | ||
1134 | #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup | |
1135 | #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
1136 | #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook | |
1137 | #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents | |
1138 | #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents | |
1139 | #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
1140 | #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window | |
1141 | ||
1142 | static int | |
1143 | bfd_pef_xlib_read_header (abfd, header) | |
1144 | bfd *abfd; | |
1145 | bfd_pef_xlib_header *header; | |
1146 | { | |
1147 | unsigned char buf[76]; | |
1148 | ||
1149 | bfd_seek (abfd, 0, SEEK_SET); | |
1150 | ||
e84d6fca AM |
1151 | if (bfd_bread ((PTR) buf, 76, abfd) != 76) |
1152 | return -1; | |
3af9a47b NC |
1153 | |
1154 | header->tag1 = bfd_getb32 (buf); | |
1155 | header->tag2 = bfd_getb32 (buf + 4); | |
1156 | header->current_format = bfd_getb32 (buf + 8); | |
1157 | header->container_strings_offset = bfd_getb32 (buf + 12); | |
1158 | header->export_hash_offset = bfd_getb32 (buf + 16); | |
1159 | header->export_key_offset = bfd_getb32 (buf + 20); | |
1160 | header->export_symbol_offset = bfd_getb32 (buf + 24); | |
1161 | header->export_names_offset = bfd_getb32 (buf + 28); | |
1162 | header->export_hash_table_power = bfd_getb32 (buf + 32); | |
1163 | header->exported_symbol_count = bfd_getb32 (buf + 36); | |
1164 | header->frag_name_offset = bfd_getb32 (buf + 40); | |
1165 | header->frag_name_length = bfd_getb32 (buf + 44); | |
1166 | header->dylib_path_offset = bfd_getb32 (buf + 48); | |
1167 | header->dylib_path_length = bfd_getb32 (buf + 52); | |
1168 | header->cpu_family = bfd_getb32 (buf + 56); | |
1169 | header->cpu_model = bfd_getb32 (buf + 60); | |
1170 | header->date_time_stamp = bfd_getb32 (buf + 64); | |
1171 | header->current_version = bfd_getb32 (buf + 68); | |
1172 | header->old_definition_version = bfd_getb32 (buf + 72); | |
1173 | header->old_implementation_version = bfd_getb32 (buf + 76); | |
1174 | ||
1175 | return 0; | |
1176 | } | |
1177 | ||
1178 | int | |
1179 | bfd_pef_xlib_scan (abfd, header) | |
1180 | bfd *abfd; | |
1181 | bfd_pef_xlib_header *header; | |
1182 | { | |
1183 | bfd_pef_xlib_data_struct *mdata = NULL; | |
1184 | ||
e84d6fca AM |
1185 | mdata = ((bfd_pef_xlib_data_struct *) |
1186 | bfd_alloc (abfd, sizeof (bfd_pef_xlib_data_struct))); | |
1187 | if (mdata == NULL) | |
3af9a47b | 1188 | return -1; |
3af9a47b | 1189 | |
3af9a47b NC |
1190 | mdata->header = *header; |
1191 | ||
e84d6fca AM |
1192 | abfd->flags = (abfd->xvec->object_flags |
1193 | | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS))); | |
3af9a47b NC |
1194 | |
1195 | abfd->tdata.pef_xlib_data = mdata; | |
1196 | ||
1197 | return 0; | |
1198 | } | |
1199 | ||
1200 | static const bfd_target * | |
1201 | bfd_pef_xlib_object_p (abfd) | |
1202 | bfd *abfd; | |
1203 | { | |
e84d6fca | 1204 | struct bfd_preserve preserve; |
3af9a47b | 1205 | bfd_pef_xlib_header header; |
3af9a47b | 1206 | |
e84d6fca AM |
1207 | if (bfd_pef_xlib_read_header (abfd, &header) != 0) |
1208 | { | |
1209 | bfd_set_error (bfd_error_wrong_format); | |
1210 | return NULL; | |
1211 | } | |
3af9a47b | 1212 | |
e84d6fca AM |
1213 | if ((header.tag1 != BFD_PEF_XLIB_TAG1) |
1214 | || ((header.tag2 != BFD_PEF_VLIB_TAG2) | |
1215 | && (header.tag2 != BFD_PEF_BLIB_TAG2))) | |
1216 | { | |
1217 | bfd_set_error (bfd_error_wrong_format); | |
1218 | return NULL; | |
1219 | } | |
3af9a47b | 1220 | |
e84d6fca AM |
1221 | if (! bfd_preserve_save (abfd, &preserve)) |
1222 | { | |
1223 | bfd_set_error (bfd_error_wrong_format); | |
1224 | return NULL; | |
1225 | } | |
1226 | ||
1227 | if (bfd_pef_xlib_scan (abfd, &header) != 0) | |
1228 | { | |
1229 | bfd_preserve_restore (abfd, &preserve); | |
1230 | bfd_set_error (bfd_error_wrong_format); | |
1231 | return NULL; | |
1232 | } | |
1233 | ||
1234 | bfd_preserve_finish (abfd, &preserve); | |
3af9a47b NC |
1235 | return abfd->xvec; |
1236 | } | |
1237 | ||
1238 | const bfd_target pef_xlib_vec = | |
1239 | { | |
1240 | "pef-xlib", /* name */ | |
1241 | bfd_target_pef_xlib_flavour, /* flavour */ | |
1242 | BFD_ENDIAN_BIG, /* byteorder */ | |
1243 | BFD_ENDIAN_BIG, /* header_byteorder */ | |
1244 | (HAS_RELOC | EXEC_P | /* object flags */ | |
1245 | HAS_LINENO | HAS_DEBUG | | |
1246 | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED), | |
1247 | (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA | |
1248 | | SEC_ROM | SEC_HAS_CONTENTS), /* section_flags */ | |
1249 | 0, /* symbol_leading_char */ | |
1250 | ' ', /* ar_pad_char */ | |
1251 | 16, /* ar_max_namelen */ | |
1252 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
1253 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
1254 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ | |
1255 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
1256 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
1257 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ | |
1258 | { /* bfd_check_format */ | |
1259 | _bfd_dummy_target, | |
1260 | bfd_pef_xlib_object_p, /* bfd_check_format */ | |
1261 | _bfd_dummy_target, | |
1262 | _bfd_dummy_target, | |
1263 | }, | |
1264 | { /* bfd_set_format */ | |
1265 | bfd_false, | |
1266 | bfd_pef_mkobject, | |
1267 | bfd_false, | |
1268 | bfd_false, | |
1269 | }, | |
1270 | { /* bfd_write_contents */ | |
1271 | bfd_false, | |
1272 | bfd_true, | |
1273 | bfd_false, | |
1274 | bfd_false, | |
1275 | }, | |
1276 | ||
1277 | BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib), | |
1278 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1279 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1280 | BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), | |
1281 | BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), | |
1282 | BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), | |
1283 | BFD_JUMP_TABLE_WRITE (_bfd_nowrite), | |
1284 | BFD_JUMP_TABLE_LINK (_bfd_nolink), | |
1285 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
1286 | ||
1287 | NULL, | |
e84d6fca | 1288 | |
3af9a47b NC |
1289 | NULL |
1290 | }; |