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252b5132 RH |
1 | /* libbfd.h -- Declarations used by bfd library *implementation*. |
2 | (This include file is not for users of the library.) | |
7c192733 AC |
3 | |
4 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, | |
f075ee0c AM |
5 | 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
6 | Free Software Foundation, Inc. | |
7c192733 | 7 | |
252b5132 RH |
8 | Written by Cygnus Support. |
9 | ||
252b5132 RH |
10 | This file is part of BFD, the Binary File Descriptor library. |
11 | ||
12 | This program is free software; you can redistribute it and/or modify | |
13 | it under the terms of the GNU General Public License as published by | |
14 | the Free Software Foundation; either version 2 of the License, or | |
15 | (at your option) any later version. | |
16 | ||
17 | This program is distributed in the hope that it will be useful, | |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | GNU General Public License for more details. | |
21 | ||
22 | You should have received a copy of the GNU General Public License | |
23 | along with this program; if not, write to the Free Software | |
3e110533 | 24 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
252b5132 | 25 | |
109f7096 BE |
26 | #include "hashtab.h" |
27 | ||
252b5132 RH |
28 | /* Align an address upward to a boundary, expressed as a number of bytes. |
29 | E.g. align to an 8-byte boundary with argument of 8. Take care never | |
30 | to wrap around if the address is within boundary-1 of the end of the | |
31 | address space. */ | |
dc810e39 AM |
32 | #define BFD_ALIGN(this, boundary) \ |
33 | ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \ | |
34 | ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \ | |
252b5132 RH |
35 | : ~ (bfd_vma) 0) |
36 | ||
37 | /* If you want to read and write large blocks, you might want to do it | |
38 | in quanta of this amount */ | |
39 | #define DEFAULT_BUFFERSIZE 8192 | |
40 | ||
41 | /* Set a tdata field. Can't use the other macros for this, since they | |
42 | do casts, and casting to the left of assignment isn't portable. */ | |
c58b9523 | 43 | #define set_tdata(bfd, v) ((bfd)->tdata.any = (v)) |
252b5132 RH |
44 | |
45 | /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points | |
46 | to an instance of this structure. */ | |
47 | ||
48 | struct bfd_in_memory | |
49 | { | |
50 | /* Size of buffer. */ | |
51 | bfd_size_type size; | |
52 | /* Buffer holding contents of BFD. */ | |
53 | bfd_byte *buffer; | |
54 | }; | |
55 | ||
56 | /* tdata for an archive. For an input archive, cache | |
57 | needs to be free()'d. For an output archive, symdefs do. */ | |
58 | ||
59 | struct artdata { | |
60 | file_ptr first_file_filepos; | |
61 | /* Speed up searching the armap */ | |
109f7096 | 62 | htab_t cache; |
52b219b5 | 63 | bfd *archive_head; /* Only interesting in output routines */ |
252b5132 | 64 | carsym *symdefs; /* the symdef entries */ |
52b219b5 | 65 | symindex symdef_count; /* how many there are */ |
252b5132 | 66 | char *extended_names; /* clever intel extension */ |
9e492e05 | 67 | bfd_size_type extended_names_size; /* Size of extended names */ |
252b5132 RH |
68 | /* when more compilers are standard C, this can be a time_t */ |
69 | long armap_timestamp; /* Timestamp value written into armap. | |
70 | This is used for BSD archives to check | |
71 | that the timestamp is recent enough | |
72 | for the BSD linker to not complain, | |
73 | just before we finish writing an | |
74 | archive. */ | |
75 | file_ptr armap_datepos; /* Position within archive to seek to | |
76 | rewrite the date field. */ | |
c58b9523 | 77 | void *tdata; /* Backend specific information. */ |
252b5132 RH |
78 | }; |
79 | ||
80 | #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data) | |
81 | ||
82 | /* Goes in bfd's arelt_data slot */ | |
83 | struct areltdata { | |
52b219b5 AM |
84 | char * arch_header; /* it's actually a string */ |
85 | unsigned int parsed_size; /* octets of filesize not including ar_hdr */ | |
86 | char *filename; /* null-terminated */ | |
252b5132 RH |
87 | }; |
88 | ||
89 | #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size) | |
90 | ||
c58b9523 AM |
91 | extern void *bfd_malloc |
92 | (bfd_size_type); | |
93 | extern void *bfd_realloc | |
94 | (void *, bfd_size_type); | |
95 | extern void *bfd_zmalloc | |
96 | (bfd_size_type); | |
d0fb9a8d JJ |
97 | extern void *bfd_malloc2 |
98 | (bfd_size_type, bfd_size_type); | |
99 | extern void *bfd_realloc2 | |
100 | (void *, bfd_size_type, bfd_size_type); | |
101 | extern void *bfd_zmalloc2 | |
102 | (bfd_size_type, bfd_size_type); | |
252b5132 | 103 | |
185d09ad | 104 | extern void _bfd_default_error_handler (const char *s, ...); |
252b5132 RH |
105 | extern bfd_error_handler_type _bfd_error_handler; |
106 | ||
107 | /* These routines allocate and free things on the BFD's objalloc. */ | |
108 | ||
c58b9523 AM |
109 | extern void *bfd_alloc |
110 | (bfd *, bfd_size_type); | |
111 | extern void *bfd_zalloc | |
112 | (bfd *, bfd_size_type); | |
d0fb9a8d JJ |
113 | extern void *bfd_alloc2 |
114 | (bfd *, bfd_size_type, bfd_size_type); | |
115 | extern void *bfd_zalloc2 | |
116 | (bfd *, bfd_size_type, bfd_size_type); | |
b34976b6 | 117 | extern void bfd_release |
c58b9523 | 118 | (bfd *, void *); |
b34976b6 AM |
119 | |
120 | bfd * _bfd_create_empty_archive_element_shell | |
c58b9523 | 121 | (bfd *obfd); |
b34976b6 | 122 | bfd * _bfd_look_for_bfd_in_cache |
c58b9523 | 123 | (bfd *, file_ptr); |
b34976b6 | 124 | bfd_boolean _bfd_add_bfd_to_archive_cache |
c58b9523 | 125 | (bfd *, file_ptr, bfd *); |
b34976b6 | 126 | bfd_boolean _bfd_generic_mkarchive |
c58b9523 | 127 | (bfd *abfd); |
b34976b6 | 128 | const bfd_target *bfd_generic_archive_p |
c58b9523 | 129 | (bfd *abfd); |
b34976b6 | 130 | bfd_boolean bfd_slurp_armap |
c58b9523 | 131 | (bfd *abfd); |
b34976b6 | 132 | bfd_boolean bfd_slurp_bsd_armap_f2 |
c58b9523 | 133 | (bfd *abfd); |
252b5132 RH |
134 | #define bfd_slurp_bsd_armap bfd_slurp_armap |
135 | #define bfd_slurp_coff_armap bfd_slurp_armap | |
b34976b6 | 136 | bfd_boolean _bfd_slurp_extended_name_table |
c58b9523 | 137 | (bfd *abfd); |
b34976b6 | 138 | extern bfd_boolean _bfd_construct_extended_name_table |
c58b9523 | 139 | (bfd *, bfd_boolean, char **, bfd_size_type *); |
b34976b6 | 140 | bfd_boolean _bfd_write_archive_contents |
c58b9523 | 141 | (bfd *abfd); |
b34976b6 | 142 | bfd_boolean _bfd_compute_and_write_armap |
c58b9523 | 143 | (bfd *, unsigned int elength); |
b34976b6 | 144 | bfd *_bfd_get_elt_at_filepos |
c58b9523 | 145 | (bfd *archive, file_ptr filepos); |
b34976b6 | 146 | extern bfd *_bfd_generic_get_elt_at_index |
c58b9523 | 147 | (bfd *, symindex); |
b34976b6 | 148 | bfd * _bfd_new_bfd |
c58b9523 | 149 | (void); |
b34976b6 | 150 | void _bfd_delete_bfd |
c58b9523 | 151 | (bfd *); |
b34976b6 AM |
152 | |
153 | bfd_boolean bfd_false | |
c58b9523 | 154 | (bfd *ignore); |
b34976b6 | 155 | bfd_boolean bfd_true |
c58b9523 AM |
156 | (bfd *ignore); |
157 | void *bfd_nullvoidptr | |
158 | (bfd *ignore); | |
b34976b6 | 159 | int bfd_0 |
c58b9523 | 160 | (bfd *ignore); |
b34976b6 | 161 | unsigned int bfd_0u |
c58b9523 | 162 | (bfd *ignore); |
b34976b6 | 163 | long bfd_0l |
c58b9523 | 164 | (bfd *ignore); |
b34976b6 | 165 | long _bfd_n1 |
c58b9523 | 166 | (bfd *ignore); |
b34976b6 | 167 | void bfd_void |
c58b9523 | 168 | (bfd *ignore); |
b34976b6 AM |
169 | |
170 | bfd *_bfd_new_bfd_contained_in | |
c58b9523 | 171 | (bfd *); |
b34976b6 | 172 | const bfd_target *_bfd_dummy_target |
c58b9523 | 173 | (bfd *abfd); |
b34976b6 AM |
174 | |
175 | void bfd_dont_truncate_arname | |
c58b9523 | 176 | (bfd *abfd, const char *filename, char *hdr); |
b34976b6 | 177 | void bfd_bsd_truncate_arname |
c58b9523 | 178 | (bfd *abfd, const char *filename, char *hdr); |
b34976b6 | 179 | void bfd_gnu_truncate_arname |
c58b9523 | 180 | (bfd *abfd, const char *filename, char *hdr); |
b34976b6 AM |
181 | |
182 | bfd_boolean bsd_write_armap | |
c58b9523 AM |
183 | (bfd *arch, unsigned int elength, struct orl *map, unsigned int orl_count, |
184 | int stridx); | |
b34976b6 AM |
185 | |
186 | bfd_boolean coff_write_armap | |
c58b9523 AM |
187 | (bfd *arch, unsigned int elength, struct orl *map, unsigned int orl_count, |
188 | int stridx); | |
b34976b6 | 189 | |
c58b9523 AM |
190 | extern void *_bfd_generic_read_ar_hdr |
191 | (bfd *); | |
390c0e42 JJ |
192 | extern void _bfd_ar_spacepad |
193 | (char *, size_t, const char *, long); | |
b34976b6 | 194 | |
c58b9523 AM |
195 | extern void *_bfd_generic_read_ar_hdr_mag |
196 | (bfd *, const char *); | |
b34976b6 AM |
197 | |
198 | bfd * bfd_generic_openr_next_archived_file | |
c58b9523 | 199 | (bfd *archive, bfd *last_file); |
b34976b6 AM |
200 | |
201 | int bfd_generic_stat_arch_elt | |
c58b9523 | 202 | (bfd *, struct stat *); |
252b5132 RH |
203 | |
204 | #define _bfd_read_ar_hdr(abfd) \ | |
205 | BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd)) | |
206 | \f | |
207 | /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use | |
208 | BFD_JUMP_TABLE_GENERIC (_bfd_generic). */ | |
209 | ||
210 | #define _bfd_generic_close_and_cleanup bfd_true | |
211 | #define _bfd_generic_bfd_free_cached_info bfd_true | |
212 | #define _bfd_generic_new_section_hook \ | |
c58b9523 | 213 | ((bfd_boolean (*) (bfd *, asection *)) bfd_true) |
b34976b6 | 214 | extern bfd_boolean _bfd_generic_get_section_contents |
c58b9523 | 215 | (bfd *, asection *, void *, file_ptr, bfd_size_type); |
b34976b6 | 216 | extern bfd_boolean _bfd_generic_get_section_contents_in_window |
c58b9523 | 217 | (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type); |
252b5132 RH |
218 | |
219 | /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use | |
220 | BFD_JUMP_TABLE_COPY (_bfd_generic). */ | |
221 | ||
222 | #define _bfd_generic_bfd_copy_private_bfd_data \ | |
c58b9523 | 223 | ((bfd_boolean (*) (bfd *, bfd *)) bfd_true) |
252b5132 | 224 | #define _bfd_generic_bfd_merge_private_bfd_data \ |
c58b9523 | 225 | ((bfd_boolean (*) (bfd *, bfd *)) bfd_true) |
252b5132 | 226 | #define _bfd_generic_bfd_set_private_flags \ |
c58b9523 | 227 | ((bfd_boolean (*) (bfd *, flagword)) bfd_true) |
252b5132 | 228 | #define _bfd_generic_bfd_copy_private_section_data \ |
c58b9523 | 229 | ((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true) |
252b5132 | 230 | #define _bfd_generic_bfd_copy_private_symbol_data \ |
c58b9523 | 231 | ((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true) |
80fccad2 BW |
232 | #define _bfd_generic_bfd_copy_private_header_data \ |
233 | ((bfd_boolean (*) (bfd *, bfd *)) bfd_true) | |
252b5132 | 234 | #define _bfd_generic_bfd_print_private_bfd_data \ |
c58b9523 | 235 | ((bfd_boolean (*) (bfd *, void *)) bfd_true) |
252b5132 RH |
236 | |
237 | /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file | |
238 | support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */ | |
239 | ||
b34976b6 | 240 | extern char *_bfd_nocore_core_file_failing_command |
c58b9523 | 241 | (bfd *); |
b34976b6 | 242 | extern int _bfd_nocore_core_file_failing_signal |
c58b9523 | 243 | (bfd *); |
b34976b6 | 244 | extern bfd_boolean _bfd_nocore_core_file_matches_executable_p |
c58b9523 | 245 | (bfd *, bfd *); |
252b5132 RH |
246 | |
247 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive | |
248 | file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */ | |
249 | ||
250 | #define _bfd_noarchive_slurp_armap bfd_false | |
251 | #define _bfd_noarchive_slurp_extended_name_table bfd_false | |
252 | #define _bfd_noarchive_construct_extended_name_table \ | |
c58b9523 | 253 | ((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) \ |
252b5132 RH |
254 | bfd_false) |
255 | #define _bfd_noarchive_truncate_arname \ | |
c58b9523 | 256 | ((void (*) (bfd *, const char *, char *)) bfd_void) |
252b5132 | 257 | #define _bfd_noarchive_write_armap \ |
c58b9523 | 258 | ((bfd_boolean (*) (bfd *, unsigned int, struct orl *, unsigned int, int)) \ |
252b5132 RH |
259 | bfd_false) |
260 | #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr | |
261 | #define _bfd_noarchive_openr_next_archived_file \ | |
c58b9523 | 262 | ((bfd *(*) (bfd *, bfd *)) bfd_nullvoidptr) |
252b5132 | 263 | #define _bfd_noarchive_get_elt_at_index \ |
c58b9523 | 264 | ((bfd *(*) (bfd *, symindex)) bfd_nullvoidptr) |
252b5132 RH |
265 | #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt |
266 | #define _bfd_noarchive_update_armap_timestamp bfd_false | |
267 | ||
268 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style | |
269 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */ | |
270 | ||
271 | #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap | |
272 | #define _bfd_archive_bsd_slurp_extended_name_table \ | |
273 | _bfd_slurp_extended_name_table | |
b34976b6 | 274 | extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table |
c58b9523 | 275 | (bfd *, char **, bfd_size_type *, const char **); |
252b5132 RH |
276 | #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname |
277 | #define _bfd_archive_bsd_write_armap bsd_write_armap | |
278 | #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr | |
279 | #define _bfd_archive_bsd_openr_next_archived_file \ | |
280 | bfd_generic_openr_next_archived_file | |
281 | #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index | |
282 | #define _bfd_archive_bsd_generic_stat_arch_elt \ | |
283 | bfd_generic_stat_arch_elt | |
b34976b6 | 284 | extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp |
c58b9523 | 285 | (bfd *); |
252b5132 RH |
286 | |
287 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style | |
288 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */ | |
289 | ||
290 | #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap | |
291 | #define _bfd_archive_coff_slurp_extended_name_table \ | |
292 | _bfd_slurp_extended_name_table | |
b34976b6 | 293 | extern bfd_boolean _bfd_archive_coff_construct_extended_name_table |
c58b9523 | 294 | (bfd *, char **, bfd_size_type *, const char **); |
252b5132 RH |
295 | #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname |
296 | #define _bfd_archive_coff_write_armap coff_write_armap | |
297 | #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr | |
298 | #define _bfd_archive_coff_openr_next_archived_file \ | |
299 | bfd_generic_openr_next_archived_file | |
300 | #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index | |
301 | #define _bfd_archive_coff_generic_stat_arch_elt \ | |
302 | bfd_generic_stat_arch_elt | |
303 | #define _bfd_archive_coff_update_armap_timestamp bfd_true | |
304 | ||
305 | /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol | |
306 | support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */ | |
307 | ||
308 | #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1 | |
6cee3f79 | 309 | #define _bfd_nosymbols_canonicalize_symtab \ |
c58b9523 | 310 | ((long (*) (bfd *, asymbol **)) _bfd_n1) |
3f3c5c34 | 311 | #define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol |
252b5132 | 312 | #define _bfd_nosymbols_print_symbol \ |
c58b9523 | 313 | ((void (*) (bfd *, void *, asymbol *, bfd_print_symbol_type)) bfd_void) |
252b5132 | 314 | #define _bfd_nosymbols_get_symbol_info \ |
c58b9523 | 315 | ((void (*) (bfd *, asymbol *, symbol_info *)) bfd_void) |
252b5132 | 316 | #define _bfd_nosymbols_bfd_is_local_label_name \ |
c58b9523 | 317 | ((bfd_boolean (*) (bfd *, const char *)) bfd_false) |
3c9458e9 NC |
318 | #define _bfd_nosymbols_bfd_is_target_special_symbol \ |
319 | ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) | |
252b5132 | 320 | #define _bfd_nosymbols_get_lineno \ |
c58b9523 | 321 | ((alent *(*) (bfd *, asymbol *)) bfd_nullvoidptr) |
252b5132 | 322 | #define _bfd_nosymbols_find_nearest_line \ |
c58b9523 AM |
323 | ((bfd_boolean (*) (bfd *, asection *, asymbol **, bfd_vma, const char **, \ |
324 | const char **, unsigned int *)) \ | |
252b5132 | 325 | bfd_false) |
4ab527b0 FF |
326 | #define _bfd_nosymbols_find_inliner_info \ |
327 | ((bfd_boolean (*) (bfd *, const char **, const char **, unsigned int *)) \ | |
328 | bfd_false) | |
252b5132 | 329 | #define _bfd_nosymbols_bfd_make_debug_symbol \ |
c58b9523 | 330 | ((asymbol *(*) (bfd *, void *, unsigned long)) bfd_nullvoidptr) |
252b5132 | 331 | #define _bfd_nosymbols_read_minisymbols \ |
c58b9523 | 332 | ((long (*) (bfd *, bfd_boolean, void **, unsigned int *)) _bfd_n1) |
252b5132 | 333 | #define _bfd_nosymbols_minisymbol_to_symbol \ |
c58b9523 | 334 | ((asymbol *(*) (bfd *, bfd_boolean, const void *, asymbol *)) \ |
252b5132 RH |
335 | bfd_nullvoidptr) |
336 | ||
337 | /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc | |
338 | support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */ | |
339 | ||
340 | #define _bfd_norelocs_get_reloc_upper_bound \ | |
c58b9523 | 341 | ((long (*) (bfd *, asection *)) _bfd_n1) |
252b5132 | 342 | #define _bfd_norelocs_canonicalize_reloc \ |
c58b9523 | 343 | ((long (*) (bfd *, asection *, arelent **, asymbol **)) _bfd_n1) |
252b5132 | 344 | #define _bfd_norelocs_bfd_reloc_type_lookup \ |
c58b9523 | 345 | ((reloc_howto_type *(*) (bfd *, bfd_reloc_code_real_type)) bfd_nullvoidptr) |
252b5132 RH |
346 | |
347 | /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not | |
348 | be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */ | |
349 | ||
350 | #define _bfd_nowrite_set_arch_mach \ | |
c58b9523 | 351 | ((bfd_boolean (*) (bfd *, enum bfd_architecture, unsigned long)) \ |
252b5132 RH |
352 | bfd_false) |
353 | #define _bfd_nowrite_set_section_contents \ | |
0f867abe | 354 | ((bfd_boolean (*) (bfd *, asection *, const void *, file_ptr, bfd_size_type)) \ |
252b5132 RH |
355 | bfd_false) |
356 | ||
357 | /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use | |
358 | BFD_JUMP_TABLE_WRITE (_bfd_generic). */ | |
359 | ||
360 | #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach | |
b34976b6 | 361 | extern bfd_boolean _bfd_generic_set_section_contents |
0f867abe | 362 | (bfd *, asection *, const void *, file_ptr, bfd_size_type); |
252b5132 RH |
363 | |
364 | /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not | |
365 | support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */ | |
366 | ||
c58b9523 | 367 | #define _bfd_nolink_sizeof_headers ((int (*) (bfd *, bfd_boolean)) bfd_0) |
252b5132 | 368 | #define _bfd_nolink_bfd_get_relocated_section_contents \ |
c58b9523 AM |
369 | ((bfd_byte *(*) (bfd *, struct bfd_link_info *, struct bfd_link_order *, \ |
370 | bfd_byte *, bfd_boolean, asymbol **)) \ | |
252b5132 RH |
371 | bfd_nullvoidptr) |
372 | #define _bfd_nolink_bfd_relax_section \ | |
b34976b6 | 373 | ((bfd_boolean (*) \ |
c58b9523 | 374 | (bfd *, asection *, struct bfd_link_info *, bfd_boolean *)) \ |
252b5132 RH |
375 | bfd_false) |
376 | #define _bfd_nolink_bfd_gc_sections \ | |
c58b9523 | 377 | ((bfd_boolean (*) (bfd *, struct bfd_link_info *)) \ |
252b5132 | 378 | bfd_false) |
8550eb6e | 379 | #define _bfd_nolink_bfd_merge_sections \ |
c58b9523 | 380 | ((bfd_boolean (*) (bfd *, struct bfd_link_info *)) \ |
8550eb6e | 381 | bfd_false) |
72adc230 AM |
382 | #define _bfd_nolink_bfd_is_group_section \ |
383 | ((bfd_boolean (*) (bfd *, const struct bfd_section *)) \ | |
384 | bfd_false) | |
e61463e1 | 385 | #define _bfd_nolink_bfd_discard_group \ |
198beae2 | 386 | ((bfd_boolean (*) (bfd *, struct bfd_section *)) \ |
e61463e1 | 387 | bfd_false) |
252b5132 | 388 | #define _bfd_nolink_bfd_link_hash_table_create \ |
c58b9523 | 389 | ((struct bfd_link_hash_table *(*) (bfd *)) bfd_nullvoidptr) |
e2d34d7d | 390 | #define _bfd_nolink_bfd_link_hash_table_free \ |
c58b9523 | 391 | ((void (*) (struct bfd_link_hash_table *)) bfd_void) |
252b5132 | 392 | #define _bfd_nolink_bfd_link_add_symbols \ |
c58b9523 | 393 | ((bfd_boolean (*) (bfd *, struct bfd_link_info *)) bfd_false) |
2d653fc7 | 394 | #define _bfd_nolink_bfd_link_just_syms \ |
c58b9523 | 395 | ((void (*) (asection *, struct bfd_link_info *)) bfd_void) |
252b5132 | 396 | #define _bfd_nolink_bfd_final_link \ |
c58b9523 | 397 | ((bfd_boolean (*) (bfd *, struct bfd_link_info *)) bfd_false) |
252b5132 | 398 | #define _bfd_nolink_bfd_link_split_section \ |
198beae2 | 399 | ((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false) |
082b7297 L |
400 | #define _bfd_nolink_section_already_linked \ |
401 | ((void (*) (bfd *, struct bfd_section *)) bfd_void) | |
ecca9871 L |
402 | extern bfd_boolean _bfd_generic_match_sections_by_type |
403 | (bfd *, const asection *, bfd *, const asection *); | |
252b5132 RH |
404 | |
405 | /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not | |
406 | have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC | |
407 | (_bfd_nodynamic). */ | |
408 | ||
409 | #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1 | |
410 | #define _bfd_nodynamic_canonicalize_dynamic_symtab \ | |
c58b9523 | 411 | ((long (*) (bfd *, asymbol **)) _bfd_n1) |
4c45e5c9 | 412 | #define _bfd_nodynamic_get_synthetic_symtab \ |
c9727e01 | 413 | ((long (*) (bfd *, long, asymbol **, long, asymbol **, asymbol **)) _bfd_n1) |
252b5132 RH |
414 | #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1 |
415 | #define _bfd_nodynamic_canonicalize_dynamic_reloc \ | |
c58b9523 | 416 | ((long (*) (bfd *, arelent **, asymbol **)) _bfd_n1) |
252b5132 RH |
417 | \f |
418 | /* Generic routine to determine of the given symbol is a local | |
419 | label. */ | |
b34976b6 | 420 | extern bfd_boolean bfd_generic_is_local_label_name |
c58b9523 | 421 | (bfd *, const char *); |
252b5132 RH |
422 | |
423 | /* Generic minisymbol routines. */ | |
424 | extern long _bfd_generic_read_minisymbols | |
c58b9523 | 425 | (bfd *, bfd_boolean, void **, unsigned int *); |
252b5132 | 426 | extern asymbol *_bfd_generic_minisymbol_to_symbol |
c58b9523 | 427 | (bfd *, bfd_boolean, const void *, asymbol *); |
252b5132 RH |
428 | |
429 | /* Find the nearest line using .stab/.stabstr sections. */ | |
b34976b6 | 430 | extern bfd_boolean _bfd_stab_section_find_nearest_line |
c58b9523 AM |
431 | (bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *, |
432 | const char **, const char **, unsigned int *, void **); | |
252b5132 | 433 | |
2db3311b | 434 | /* Find the nearest line using DWARF 1 debugging information. */ |
b34976b6 | 435 | extern bfd_boolean _bfd_dwarf1_find_nearest_line |
c58b9523 AM |
436 | (bfd *, asection *, asymbol **, bfd_vma, const char **, |
437 | const char **, unsigned int *); | |
252b5132 RH |
438 | |
439 | /* Find the nearest line using DWARF 2 debugging information. */ | |
b34976b6 | 440 | extern bfd_boolean _bfd_dwarf2_find_nearest_line |
c58b9523 AM |
441 | (bfd *, asection *, asymbol **, bfd_vma, const char **, const char **, |
442 | unsigned int *, unsigned int, void **); | |
252b5132 | 443 | |
5420f73d L |
444 | /* Find the line using DWARF 2 debugging information. */ |
445 | extern bfd_boolean _bfd_dwarf2_find_line | |
446 | (bfd *, asymbol **, asymbol *, const char **, | |
447 | unsigned int *, unsigned int, void **); | |
448 | ||
449 | bfd_boolean _bfd_generic_find_line | |
450 | (bfd *, asymbol **, asymbol *, const char **, unsigned int *); | |
451 | ||
4ab527b0 FF |
452 | /* Find inliner info after calling bfd_find_nearest_line. */ |
453 | extern bfd_boolean _bfd_dwarf2_find_inliner_info | |
454 | (bfd *, const char **, const char **, unsigned int *, void **); | |
455 | ||
73e87d70 AM |
456 | /* Create a new section entry. */ |
457 | extern struct bfd_hash_entry *bfd_section_hash_newfunc | |
c58b9523 | 458 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
73e87d70 | 459 | |
252b5132 RH |
460 | /* A routine to create entries for a bfd_link_hash_table. */ |
461 | extern struct bfd_hash_entry *_bfd_link_hash_newfunc | |
c58b9523 AM |
462 | (struct bfd_hash_entry *entry, struct bfd_hash_table *table, |
463 | const char *string); | |
252b5132 RH |
464 | |
465 | /* Initialize a bfd_link_hash_table. */ | |
b34976b6 | 466 | extern bfd_boolean _bfd_link_hash_table_init |
c58b9523 AM |
467 | (struct bfd_link_hash_table *, bfd *, |
468 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, | |
469 | struct bfd_hash_table *, | |
470 | const char *)); | |
252b5132 RH |
471 | |
472 | /* Generic link hash table creation routine. */ | |
473 | extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create | |
c58b9523 | 474 | (bfd *); |
252b5132 | 475 | |
e2d34d7d DJ |
476 | /* Generic link hash table destruction routine. */ |
477 | extern void _bfd_generic_link_hash_table_free | |
c58b9523 | 478 | (struct bfd_link_hash_table *); |
e2d34d7d | 479 | |
252b5132 | 480 | /* Generic add symbol routine. */ |
b34976b6 | 481 | extern bfd_boolean _bfd_generic_link_add_symbols |
c58b9523 | 482 | (bfd *, struct bfd_link_info *); |
252b5132 RH |
483 | |
484 | /* Generic add symbol routine. This version is used by targets for | |
485 | which the linker must collect constructors and destructors by name, | |
486 | as the collect2 program does. */ | |
b34976b6 | 487 | extern bfd_boolean _bfd_generic_link_add_symbols_collect |
c58b9523 | 488 | (bfd *, struct bfd_link_info *); |
252b5132 RH |
489 | |
490 | /* Generic archive add symbol routine. */ | |
b34976b6 | 491 | extern bfd_boolean _bfd_generic_link_add_archive_symbols |
c58b9523 AM |
492 | (bfd *, struct bfd_link_info *, |
493 | bfd_boolean (*) (bfd *, struct bfd_link_info *, bfd_boolean *)); | |
252b5132 | 494 | |
252b5132 RH |
495 | /* Forward declaration to avoid prototype errors. */ |
496 | typedef struct bfd_link_hash_entry _bfd_link_hash_entry; | |
497 | ||
498 | /* Generic routine to add a single symbol. */ | |
b34976b6 | 499 | extern bfd_boolean _bfd_generic_link_add_one_symbol |
c58b9523 AM |
500 | (struct bfd_link_info *, bfd *, const char *name, flagword, |
501 | asection *, bfd_vma, const char *, bfd_boolean copy, | |
502 | bfd_boolean constructor, struct bfd_link_hash_entry **); | |
252b5132 | 503 | |
2d653fc7 AM |
504 | /* Generic routine to mark section as supplying symbols only. */ |
505 | extern void _bfd_generic_link_just_syms | |
c58b9523 | 506 | (asection *, struct bfd_link_info *); |
2d653fc7 | 507 | |
252b5132 | 508 | /* Generic link routine. */ |
b34976b6 | 509 | extern bfd_boolean _bfd_generic_final_link |
c58b9523 | 510 | (bfd *, struct bfd_link_info *); |
252b5132 | 511 | |
b34976b6 | 512 | extern bfd_boolean _bfd_generic_link_split_section |
198beae2 | 513 | (bfd *, struct bfd_section *); |
252b5132 | 514 | |
082b7297 L |
515 | extern void _bfd_generic_section_already_linked |
516 | (bfd *, struct bfd_section *); | |
517 | ||
252b5132 | 518 | /* Generic reloc_link_order processing routine. */ |
b34976b6 | 519 | extern bfd_boolean _bfd_generic_reloc_link_order |
c58b9523 | 520 | (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *); |
252b5132 RH |
521 | |
522 | /* Default link order processing routine. */ | |
b34976b6 | 523 | extern bfd_boolean _bfd_default_link_order |
c58b9523 | 524 | (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *); |
252b5132 RH |
525 | |
526 | /* Count the number of reloc entries in a link order list. */ | |
527 | extern unsigned int _bfd_count_link_order_relocs | |
c58b9523 | 528 | (struct bfd_link_order *); |
252b5132 RH |
529 | |
530 | /* Final link relocation routine. */ | |
531 | extern bfd_reloc_status_type _bfd_final_link_relocate | |
c58b9523 AM |
532 | (reloc_howto_type *, bfd *, asection *, bfd_byte *, |
533 | bfd_vma, bfd_vma, bfd_vma); | |
252b5132 RH |
534 | |
535 | /* Relocate a particular location by a howto and a value. */ | |
536 | extern bfd_reloc_status_type _bfd_relocate_contents | |
c58b9523 | 537 | (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *); |
252b5132 RH |
538 | |
539 | /* Link stabs in sections in the first pass. */ | |
540 | ||
b34976b6 | 541 | extern bfd_boolean _bfd_link_section_stabs |
3722b82f AM |
542 | (bfd *, struct stab_info *, asection *, asection *, void **, |
543 | bfd_size_type *); | |
252b5132 | 544 | |
73d074b4 | 545 | /* Eliminate stabs for discarded functions and symbols. */ |
b34976b6 | 546 | extern bfd_boolean _bfd_discard_section_stabs |
c58b9523 | 547 | (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *); |
73d074b4 | 548 | |
252b5132 RH |
549 | /* Write out the .stab section when linking stabs in sections. */ |
550 | ||
b34976b6 | 551 | extern bfd_boolean _bfd_write_section_stabs |
3722b82f | 552 | (bfd *, struct stab_info *, asection *, void **, bfd_byte *); |
252b5132 RH |
553 | |
554 | /* Write out the .stabstr string table when linking stabs in sections. */ | |
555 | ||
b34976b6 | 556 | extern bfd_boolean _bfd_write_stab_strings |
3722b82f | 557 | (bfd *, struct stab_info *); |
252b5132 RH |
558 | |
559 | /* Find an offset within a .stab section when linking stabs in | |
560 | sections. */ | |
561 | ||
562 | extern bfd_vma _bfd_stab_section_offset | |
eea6121a | 563 | (asection *, void *, bfd_vma); |
252b5132 | 564 | |
57ceae94 | 565 | /* Register a SEC_MERGE section as a candidate for merging. */ |
f5fa8ca2 | 566 | |
57ceae94 | 567 | extern bfd_boolean _bfd_add_merge_section |
c58b9523 | 568 | (bfd *, void **, asection *, void **); |
f5fa8ca2 | 569 | |
8550eb6e JJ |
570 | /* Attempt to merge SEC_MERGE sections. */ |
571 | ||
b34976b6 | 572 | extern bfd_boolean _bfd_merge_sections |
57ceae94 | 573 | (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *)); |
8550eb6e | 574 | |
f5fa8ca2 JJ |
575 | /* Write out a merged section. */ |
576 | ||
b34976b6 | 577 | extern bfd_boolean _bfd_write_merged_section |
c58b9523 | 578 | (bfd *, asection *, void *); |
f5fa8ca2 JJ |
579 | |
580 | /* Find an offset within a modified SEC_MERGE section. */ | |
581 | ||
582 | extern bfd_vma _bfd_merged_section_offset | |
753731ee | 583 | (bfd *, asection **, void *, bfd_vma); |
f5fa8ca2 | 584 | |
252b5132 | 585 | /* Create a string table. */ |
b34976b6 | 586 | extern struct bfd_strtab_hash *_bfd_stringtab_init |
c58b9523 | 587 | (void); |
252b5132 RH |
588 | |
589 | /* Create an XCOFF .debug section style string table. */ | |
b34976b6 | 590 | extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init |
c58b9523 | 591 | (void); |
252b5132 RH |
592 | |
593 | /* Free a string table. */ | |
b34976b6 | 594 | extern void _bfd_stringtab_free |
c58b9523 | 595 | (struct bfd_strtab_hash *); |
252b5132 RH |
596 | |
597 | /* Get the size of a string table. */ | |
b34976b6 | 598 | extern bfd_size_type _bfd_stringtab_size |
c58b9523 | 599 | (struct bfd_strtab_hash *); |
252b5132 RH |
600 | |
601 | /* Add a string to a string table. */ | |
602 | extern bfd_size_type _bfd_stringtab_add | |
c58b9523 | 603 | (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy); |
252b5132 RH |
604 | |
605 | /* Write out a string table. */ | |
b34976b6 | 606 | extern bfd_boolean _bfd_stringtab_emit |
c58b9523 | 607 | (bfd *, struct bfd_strtab_hash *); |
875f7f69 JR |
608 | |
609 | /* Check that endianness of input and output file match. */ | |
b34976b6 | 610 | extern bfd_boolean _bfd_generic_verify_endian_match |
c58b9523 | 611 | (bfd *, bfd *); |
252b5132 RH |
612 | \f |
613 | /* Macros to tell if bfds are read or write enabled. | |
614 | ||
615 | Note that bfds open for read may be scribbled into if the fd passed | |
616 | to bfd_fdopenr is actually open both for read and write | |
617 | simultaneously. However an output bfd will never be open for | |
618 | read. Therefore sometimes you want to check bfd_read_p or | |
619 | !bfd_read_p, and only sometimes bfd_write_p. | |
620 | */ | |
621 | ||
c58b9523 AM |
622 | #define bfd_read_p(abfd) \ |
623 | ((abfd)->direction == read_direction || (abfd)->direction == both_direction) | |
624 | #define bfd_write_p(abfd) \ | |
625 | ((abfd)->direction == write_direction || (abfd)->direction == both_direction) | |
252b5132 | 626 | |
b34976b6 | 627 | void bfd_assert |
c58b9523 | 628 | (const char*,int); |
252b5132 RH |
629 | |
630 | #define BFD_ASSERT(x) \ | |
f12123c0 | 631 | do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0) |
252b5132 RH |
632 | |
633 | #define BFD_FAIL() \ | |
f12123c0 | 634 | do { bfd_assert(__FILE__,__LINE__); } while (0) |
252b5132 | 635 | |
b34976b6 | 636 | extern void _bfd_abort |
c58b9523 | 637 | (const char *, int, const char *) ATTRIBUTE_NORETURN; |
c0bed66d | 638 | |
a1934524 AM |
639 | /* if gcc >= 2.6, we can give a function name, too */ |
640 | #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) | |
c0bed66d ILT |
641 | #define __PRETTY_FUNCTION__ ((char *) NULL) |
642 | #endif | |
643 | ||
644 | #undef abort | |
645 | #define abort() _bfd_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__) | |
646 | ||
7c192733 AC |
647 | /* Manipulate a system FILE but using BFD's "file_ptr", rather than |
648 | the system "off_t" or "off64_t", as the offset. */ | |
649 | extern file_ptr real_ftell (FILE *file); | |
650 | extern int real_fseek (FILE *file, file_ptr offset, int whence); | |
651 | ||
b34976b6 | 652 | FILE * bfd_cache_lookup_worker |
c58b9523 | 653 | (bfd *); |
252b5132 RH |
654 | |
655 | extern bfd *bfd_last_cache; | |
656 | ||
657 | /* List of supported target vectors, and the default vector (if | |
658 | bfd_default_vector[0] is NULL, there is no default). */ | |
7340082d | 659 | extern const bfd_target * const *bfd_target_vector; |
252b5132 RH |
660 | extern const bfd_target *bfd_default_vector[]; |
661 | ||
08f74004 AM |
662 | /* List of associated target vectors. */ |
663 | extern const bfd_target * const *bfd_associated_vector; | |
664 | ||
252b5132 RH |
665 | /* Functions shared by the ECOFF and MIPS ELF backends, which have no |
666 | other common header files. */ | |
667 | ||
668 | #if defined(__STDC__) || defined(ALMOST_STDC) | |
669 | struct ecoff_find_line; | |
670 | #endif | |
671 | ||
b34976b6 | 672 | extern bfd_boolean _bfd_ecoff_locate_line |
c58b9523 AM |
673 | (bfd *, asection *, bfd_vma, struct ecoff_debug_info * const, |
674 | const struct ecoff_debug_swap * const, struct ecoff_find_line *, | |
675 | const char **, const char **, unsigned int *); | |
b34976b6 | 676 | extern bfd_boolean _bfd_ecoff_get_accumulated_pdr |
c58b9523 | 677 | (void *, bfd_byte *); |
b34976b6 | 678 | extern bfd_boolean _bfd_ecoff_get_accumulated_sym |
c58b9523 | 679 | (void *, bfd_byte *); |
b34976b6 | 680 | extern bfd_boolean _bfd_ecoff_get_accumulated_ss |
c58b9523 | 681 | (void *, bfd_byte *); |
b34976b6 AM |
682 | |
683 | extern bfd_vma _bfd_get_gp_value | |
c58b9523 | 684 | (bfd *); |
b34976b6 | 685 | extern void _bfd_set_gp_value |
c58b9523 | 686 | (bfd *, bfd_vma); |
252b5132 RH |
687 | |
688 | /* Function shared by the COFF and ELF SH backends, which have no | |
689 | other common header files. */ | |
690 | ||
c58b9523 | 691 | #ifndef _bfd_sh_align_load_span |
b34976b6 | 692 | extern bfd_boolean _bfd_sh_align_load_span |
c58b9523 AM |
693 | (bfd *, asection *, bfd_byte *, |
694 | bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma), | |
695 | void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *); | |
696 | #endif | |
082b7297 L |
697 | |
698 | /* This is the shape of the elements inside the already_linked hash | |
699 | table. It maps a name onto a list of already_linked elements with | |
700 | the same name. */ | |
701 | ||
702 | struct bfd_section_already_linked_hash_entry | |
703 | { | |
704 | struct bfd_hash_entry root; | |
705 | struct bfd_section_already_linked *entry; | |
706 | }; | |
707 | ||
708 | struct bfd_section_already_linked | |
709 | { | |
710 | struct bfd_section_already_linked *next; | |
711 | asection *sec; | |
712 | }; | |
713 | ||
714 | extern struct bfd_section_already_linked_hash_entry * | |
715 | bfd_section_already_linked_table_lookup (const char *); | |
716 | extern void bfd_section_already_linked_table_insert | |
717 | (struct bfd_section_already_linked_hash_entry *, asection *); | |
3d7f7666 L |
718 | extern void bfd_section_already_linked_table_traverse |
719 | (bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *, | |
720 | void *), void *); | |
721 | ||
f075ee0c AM |
722 | extern bfd_vma read_unsigned_leb128 (bfd *, bfd_byte *, unsigned int *); |
723 | extern bfd_signed_vma read_signed_leb128 (bfd *, bfd_byte *, unsigned int *); | |
c0c28ab8 | 724 |