| 1 | /* libbfd.h -- Declarations used by bfd library *implementation*. |
| 2 | (This include file is not for users of the library.) |
| 3 | |
| 4 | Copyright (C) 1990-2020 Free Software Foundation, Inc. |
| 5 | |
| 6 | Written by Cygnus Support. |
| 7 | |
| 8 | This file is part of BFD, the Binary File Descriptor library. |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 3 of the License, or |
| 13 | (at your option) any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software |
| 22 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 23 | MA 02110-1301, USA. */ |
| 24 | |
| 25 | #ifndef _LIBBFD_H |
| 26 | #define _LIBBFD_H 1 |
| 27 | |
| 28 | #ifndef ATTRIBUTE_HIDDEN |
| 29 | #if HAVE_HIDDEN |
| 30 | #define ATTRIBUTE_HIDDEN __attribute__ ((__visibility__ ("hidden"))) |
| 31 | #else |
| 32 | #define ATTRIBUTE_HIDDEN |
| 33 | #endif |
| 34 | #endif |
| 35 | |
| 36 | #include "hashtab.h" |
| 37 | |
| 38 | #ifdef __cplusplus |
| 39 | extern "C" { |
| 40 | #endif |
| 41 | |
| 42 | /* If you want to read and write large blocks, you might want to do it |
| 43 | in quanta of this amount */ |
| 44 | #define DEFAULT_BUFFERSIZE 8192 |
| 45 | |
| 46 | /* Set a tdata field. Can't use the other macros for this, since they |
| 47 | do casts, and casting to the left of assignment isn't portable. */ |
| 48 | #define set_tdata(bfd, v) ((bfd)->tdata.any = (v)) |
| 49 | |
| 50 | /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points |
| 51 | to an instance of this structure. */ |
| 52 | |
| 53 | struct bfd_in_memory |
| 54 | { |
| 55 | /* Size of buffer. */ |
| 56 | bfd_size_type size; |
| 57 | /* Buffer holding contents of BFD. */ |
| 58 | bfd_byte *buffer; |
| 59 | }; |
| 60 | |
| 61 | struct section_hash_entry |
| 62 | { |
| 63 | struct bfd_hash_entry root; |
| 64 | asection section; |
| 65 | }; |
| 66 | |
| 67 | /* Unique section id. */ |
| 68 | extern unsigned int _bfd_section_id ATTRIBUTE_HIDDEN; |
| 69 | |
| 70 | /* tdata for an archive. For an input archive, cache |
| 71 | needs to be free()'d. For an output archive, symdefs do. */ |
| 72 | |
| 73 | struct artdata |
| 74 | { |
| 75 | file_ptr first_file_filepos; |
| 76 | /* Speed up searching the armap */ |
| 77 | htab_t cache; |
| 78 | bfd *archive_head; /* Only interesting in output routines. */ |
| 79 | carsym *symdefs; /* The symdef entries. */ |
| 80 | symindex symdef_count; /* How many there are. */ |
| 81 | char *extended_names; /* Clever intel extension. */ |
| 82 | bfd_size_type extended_names_size; /* Size of extended names. */ |
| 83 | /* When more compilers are standard C, this can be a time_t. */ |
| 84 | long armap_timestamp; /* Timestamp value written into armap. |
| 85 | This is used for BSD archives to check |
| 86 | that the timestamp is recent enough |
| 87 | for the BSD linker to not complain, |
| 88 | just before we finish writing an |
| 89 | archive. */ |
| 90 | file_ptr armap_datepos; /* Position within archive to seek to |
| 91 | rewrite the date field. */ |
| 92 | void *tdata; /* Backend specific information. */ |
| 93 | }; |
| 94 | |
| 95 | #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data) |
| 96 | |
| 97 | /* Goes in bfd's arelt_data slot */ |
| 98 | struct areltdata |
| 99 | { |
| 100 | char * arch_header; /* It's actually a string. */ |
| 101 | bfd_size_type parsed_size; /* Octets of filesize not including ar_hdr. */ |
| 102 | bfd_size_type extra_size; /* BSD4.4: extra bytes after the header. */ |
| 103 | char *filename; /* Null-terminated. */ |
| 104 | file_ptr origin; /* For element of a thin archive. */ |
| 105 | void *parent_cache; /* Where and how to find this member. */ |
| 106 | file_ptr key; |
| 107 | }; |
| 108 | |
| 109 | #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size) |
| 110 | |
| 111 | extern void *bfd_malloc |
| 112 | (bfd_size_type) ATTRIBUTE_HIDDEN; |
| 113 | extern void *bfd_realloc |
| 114 | (void *, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 115 | extern void *bfd_realloc_or_free |
| 116 | (void *, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 117 | extern void *bfd_zmalloc |
| 118 | (bfd_size_type) ATTRIBUTE_HIDDEN; |
| 119 | |
| 120 | static inline char * |
| 121 | bfd_strdup (const char *str) |
| 122 | { |
| 123 | size_t len = strlen (str) + 1; |
| 124 | char *buf = bfd_malloc (len); |
| 125 | if (buf != NULL) |
| 126 | memcpy (buf, str, len); |
| 127 | return buf; |
| 128 | } |
| 129 | /* These routines allocate and free things on the BFD's objalloc. */ |
| 130 | |
| 131 | extern void bfd_release |
| 132 | (bfd *, void *) ATTRIBUTE_HIDDEN; |
| 133 | |
| 134 | extern bfd * _bfd_create_empty_archive_element_shell |
| 135 | (bfd *) ATTRIBUTE_HIDDEN; |
| 136 | extern bfd * _bfd_look_for_bfd_in_cache |
| 137 | (bfd *, file_ptr) ATTRIBUTE_HIDDEN; |
| 138 | extern bfd_boolean _bfd_add_bfd_to_archive_cache |
| 139 | (bfd *, file_ptr, bfd *) ATTRIBUTE_HIDDEN; |
| 140 | extern bfd_boolean _bfd_generic_mkarchive |
| 141 | (bfd *) ATTRIBUTE_HIDDEN; |
| 142 | extern char *_bfd_append_relative_path |
| 143 | (bfd *, char *) ATTRIBUTE_HIDDEN; |
| 144 | extern bfd_cleanup bfd_generic_archive_p |
| 145 | (bfd *) ATTRIBUTE_HIDDEN; |
| 146 | extern bfd_boolean bfd_slurp_armap |
| 147 | (bfd *) ATTRIBUTE_HIDDEN; |
| 148 | #define bfd_slurp_bsd_armap bfd_slurp_armap |
| 149 | #define bfd_slurp_coff_armap bfd_slurp_armap |
| 150 | extern bfd_boolean _bfd_archive_64_bit_slurp_armap |
| 151 | (bfd *) ATTRIBUTE_HIDDEN; |
| 152 | extern bfd_boolean _bfd_archive_64_bit_write_armap |
| 153 | (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN; |
| 154 | #define _bfd_archive_64_bit_slurp_extended_name_table \ |
| 155 | _bfd_slurp_extended_name_table |
| 156 | #define _bfd_archive_64_bit_construct_extended_name_table \ |
| 157 | _bfd_archive_coff_construct_extended_name_table |
| 158 | #define _bfd_archive_64_bit_truncate_arname \ |
| 159 | bfd_dont_truncate_arname |
| 160 | #define _bfd_archive_64_bit_read_ar_hdr \ |
| 161 | _bfd_generic_read_ar_hdr |
| 162 | #define _bfd_archive_64_bit_write_ar_hdr \ |
| 163 | _bfd_generic_write_ar_hdr |
| 164 | #define _bfd_archive_64_bit_openr_next_archived_file \ |
| 165 | bfd_generic_openr_next_archived_file |
| 166 | #define _bfd_archive_64_bit_get_elt_at_index \ |
| 167 | _bfd_generic_get_elt_at_index |
| 168 | #define _bfd_archive_64_bit_generic_stat_arch_elt \ |
| 169 | bfd_generic_stat_arch_elt |
| 170 | #define _bfd_archive_64_bit_update_armap_timestamp _bfd_bool_bfd_true |
| 171 | |
| 172 | extern bfd_boolean _bfd_slurp_extended_name_table |
| 173 | (bfd *) ATTRIBUTE_HIDDEN; |
| 174 | extern bfd_boolean _bfd_construct_extended_name_table |
| 175 | (bfd *, bfd_boolean, char **, bfd_size_type *) ATTRIBUTE_HIDDEN; |
| 176 | extern bfd_boolean _bfd_write_archive_contents |
| 177 | (bfd *) ATTRIBUTE_HIDDEN; |
| 178 | extern bfd_boolean _bfd_compute_and_write_armap |
| 179 | (bfd *, unsigned int) ATTRIBUTE_HIDDEN; |
| 180 | extern bfd *_bfd_get_elt_at_filepos |
| 181 | (bfd *, file_ptr) ATTRIBUTE_HIDDEN; |
| 182 | extern bfd *_bfd_generic_get_elt_at_index |
| 183 | (bfd *, symindex) ATTRIBUTE_HIDDEN; |
| 184 | extern bfd * _bfd_new_bfd |
| 185 | (void) ATTRIBUTE_HIDDEN; |
| 186 | extern bfd_boolean _bfd_free_cached_info |
| 187 | (bfd *) ATTRIBUTE_HIDDEN; |
| 188 | |
| 189 | extern bfd_boolean _bfd_bool_bfd_false |
| 190 | (bfd *) ATTRIBUTE_HIDDEN; |
| 191 | extern bfd_boolean _bfd_bool_bfd_asymbol_false |
| 192 | (bfd *, asymbol *) ATTRIBUTE_HIDDEN; |
| 193 | extern bfd_boolean _bfd_bool_bfd_false_error |
| 194 | (bfd *) ATTRIBUTE_HIDDEN; |
| 195 | extern bfd_boolean _bfd_bool_bfd_link_false_error |
| 196 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 197 | extern bfd_boolean _bfd_bool_bfd_true |
| 198 | (bfd *) ATTRIBUTE_HIDDEN; |
| 199 | extern bfd_boolean _bfd_bool_bfd_link_true |
| 200 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 201 | extern bfd_boolean _bfd_bool_bfd_bfd_true |
| 202 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 203 | extern bfd_boolean _bfd_bool_bfd_uint_true |
| 204 | (bfd *, unsigned int) ATTRIBUTE_HIDDEN; |
| 205 | extern bfd_boolean _bfd_bool_bfd_asection_bfd_asection_true |
| 206 | (bfd *, asection *, bfd *, asection *) ATTRIBUTE_HIDDEN; |
| 207 | extern bfd_boolean _bfd_bool_bfd_asymbol_bfd_asymbol_true |
| 208 | (bfd *, asymbol *, bfd *, asymbol *) ATTRIBUTE_HIDDEN; |
| 209 | extern bfd_boolean _bfd_bool_bfd_ptr_true |
| 210 | (bfd *, void *) ATTRIBUTE_HIDDEN; |
| 211 | extern void *_bfd_ptr_bfd_null_error |
| 212 | (bfd *) ATTRIBUTE_HIDDEN; |
| 213 | extern int _bfd_int_bfd_0 |
| 214 | (bfd *) ATTRIBUTE_HIDDEN; |
| 215 | extern unsigned int _bfd_uint_bfd_0 |
| 216 | (bfd *) ATTRIBUTE_HIDDEN; |
| 217 | extern long _bfd_long_bfd_0 |
| 218 | (bfd *) ATTRIBUTE_HIDDEN; |
| 219 | extern long _bfd_long_bfd_n1_error |
| 220 | (bfd *) ATTRIBUTE_HIDDEN; |
| 221 | extern void _bfd_void_bfd |
| 222 | (bfd *) ATTRIBUTE_HIDDEN; |
| 223 | extern void _bfd_void_bfd_link |
| 224 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 225 | extern void _bfd_void_bfd_asection |
| 226 | (bfd *, asection *) ATTRIBUTE_HIDDEN; |
| 227 | |
| 228 | extern bfd *_bfd_new_bfd_contained_in |
| 229 | (bfd *) ATTRIBUTE_HIDDEN; |
| 230 | extern bfd_cleanup _bfd_dummy_target |
| 231 | (bfd *) ATTRIBUTE_HIDDEN; |
| 232 | #define _bfd_no_cleanup _bfd_void_bfd |
| 233 | |
| 234 | extern void bfd_dont_truncate_arname |
| 235 | (bfd *, const char *, char *) ATTRIBUTE_HIDDEN; |
| 236 | extern void bfd_bsd_truncate_arname |
| 237 | (bfd *, const char *, char *) ATTRIBUTE_HIDDEN; |
| 238 | extern void bfd_gnu_truncate_arname |
| 239 | (bfd *, const char *, char *) ATTRIBUTE_HIDDEN; |
| 240 | |
| 241 | extern bfd_boolean _bfd_bsd_write_armap |
| 242 | (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN; |
| 243 | |
| 244 | extern bfd_boolean _bfd_coff_write_armap |
| 245 | (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN; |
| 246 | |
| 247 | extern void *_bfd_generic_read_ar_hdr |
| 248 | (bfd *) ATTRIBUTE_HIDDEN; |
| 249 | extern void _bfd_ar_spacepad |
| 250 | (char *, size_t, const char *, long) ATTRIBUTE_HIDDEN; |
| 251 | extern bfd_boolean _bfd_ar_sizepad |
| 252 | (char *, size_t, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 253 | |
| 254 | extern void *_bfd_generic_read_ar_hdr_mag |
| 255 | (bfd *, const char *) ATTRIBUTE_HIDDEN; |
| 256 | |
| 257 | extern bfd_boolean _bfd_generic_write_ar_hdr |
| 258 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 259 | |
| 260 | extern bfd_boolean _bfd_bsd44_write_ar_hdr |
| 261 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 262 | |
| 263 | extern bfd * bfd_generic_openr_next_archived_file |
| 264 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 265 | |
| 266 | extern int bfd_generic_stat_arch_elt |
| 267 | (bfd *, struct stat *) ATTRIBUTE_HIDDEN; |
| 268 | |
| 269 | #define _bfd_read_ar_hdr(abfd) \ |
| 270 | BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd)) |
| 271 | #define _bfd_write_ar_hdr(archive, abfd) \ |
| 272 | BFD_SEND (abfd, _bfd_write_ar_hdr_fn, (archive, abfd)) |
| 273 | \f |
| 274 | /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use |
| 275 | BFD_JUMP_TABLE_GENERIC (_bfd_generic). */ |
| 276 | |
| 277 | #define _bfd_generic_close_and_cleanup _bfd_archive_close_and_cleanup |
| 278 | extern bfd_boolean _bfd_archive_close_and_cleanup |
| 279 | (bfd *) ATTRIBUTE_HIDDEN; |
| 280 | extern void _bfd_unlink_from_archive_parent (bfd *) ATTRIBUTE_HIDDEN; |
| 281 | #define _bfd_generic_bfd_free_cached_info _bfd_bool_bfd_true |
| 282 | extern bfd_boolean _bfd_generic_new_section_hook |
| 283 | (bfd *, asection *) ATTRIBUTE_HIDDEN; |
| 284 | extern bfd_boolean _bfd_generic_get_section_contents |
| 285 | (bfd *, asection *, void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 286 | extern bfd_boolean _bfd_generic_get_section_contents_in_window |
| 287 | (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 288 | |
| 289 | /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use |
| 290 | BFD_JUMP_TABLE_COPY (_bfd_generic). */ |
| 291 | |
| 292 | #define _bfd_generic_bfd_copy_private_bfd_data _bfd_bool_bfd_bfd_true |
| 293 | #define _bfd_generic_bfd_merge_private_bfd_data \ |
| 294 | _bfd_bool_bfd_link_true |
| 295 | #define _bfd_generic_bfd_set_private_flags _bfd_bool_bfd_uint_true |
| 296 | #define _bfd_generic_bfd_copy_private_section_data \ |
| 297 | _bfd_bool_bfd_asection_bfd_asection_true |
| 298 | #define _bfd_generic_bfd_copy_private_symbol_data \ |
| 299 | _bfd_bool_bfd_asymbol_bfd_asymbol_true |
| 300 | #define _bfd_generic_bfd_copy_private_header_data _bfd_bool_bfd_bfd_true |
| 301 | #define _bfd_generic_bfd_print_private_bfd_data _bfd_bool_bfd_ptr_true |
| 302 | |
| 303 | extern bfd_boolean _bfd_generic_init_private_section_data |
| 304 | (bfd *, asection *, bfd *, asection *, struct bfd_link_info *) |
| 305 | ATTRIBUTE_HIDDEN; |
| 306 | |
| 307 | /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file |
| 308 | support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */ |
| 309 | |
| 310 | extern char *_bfd_nocore_core_file_failing_command |
| 311 | (bfd *) ATTRIBUTE_HIDDEN; |
| 312 | extern int _bfd_nocore_core_file_failing_signal |
| 313 | (bfd *) ATTRIBUTE_HIDDEN; |
| 314 | extern bfd_boolean _bfd_nocore_core_file_matches_executable_p |
| 315 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 316 | extern int _bfd_nocore_core_file_pid |
| 317 | (bfd *) ATTRIBUTE_HIDDEN; |
| 318 | |
| 319 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive |
| 320 | file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */ |
| 321 | |
| 322 | #define _bfd_noarchive_slurp_armap _bfd_bool_bfd_false_error |
| 323 | #define _bfd_noarchive_slurp_extended_name_table _bfd_bool_bfd_false_error |
| 324 | extern bfd_boolean _bfd_noarchive_construct_extended_name_table |
| 325 | (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN; |
| 326 | extern void _bfd_noarchive_truncate_arname |
| 327 | (bfd *, const char *, char *) ATTRIBUTE_HIDDEN; |
| 328 | extern bfd_boolean _bfd_noarchive_write_armap |
| 329 | (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN; |
| 330 | #define _bfd_noarchive_read_ar_hdr _bfd_ptr_bfd_null_error |
| 331 | extern bfd_boolean _bfd_noarchive_write_ar_hdr |
| 332 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 333 | extern bfd * |
| 334 | _bfd_noarchive_openr_next_archived_file |
| 335 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 336 | extern bfd * _bfd_noarchive_get_elt_at_index |
| 337 | (bfd *, symindex) ATTRIBUTE_HIDDEN; |
| 338 | #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt |
| 339 | #define _bfd_noarchive_update_armap_timestamp _bfd_bool_bfd_false_error |
| 340 | |
| 341 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style |
| 342 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */ |
| 343 | |
| 344 | #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap |
| 345 | #define _bfd_archive_bsd_slurp_extended_name_table \ |
| 346 | _bfd_slurp_extended_name_table |
| 347 | extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table |
| 348 | (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN; |
| 349 | #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname |
| 350 | #define _bfd_archive_bsd_write_armap _bfd_bsd_write_armap |
| 351 | #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr |
| 352 | #define _bfd_archive_bsd_write_ar_hdr _bfd_generic_write_ar_hdr |
| 353 | #define _bfd_archive_bsd_openr_next_archived_file \ |
| 354 | bfd_generic_openr_next_archived_file |
| 355 | #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index |
| 356 | #define _bfd_archive_bsd_generic_stat_arch_elt \ |
| 357 | bfd_generic_stat_arch_elt |
| 358 | extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp |
| 359 | (bfd *) ATTRIBUTE_HIDDEN; |
| 360 | |
| 361 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style |
| 362 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */ |
| 363 | |
| 364 | #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap |
| 365 | #define _bfd_archive_coff_slurp_extended_name_table \ |
| 366 | _bfd_slurp_extended_name_table |
| 367 | extern bfd_boolean _bfd_archive_coff_construct_extended_name_table |
| 368 | (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN; |
| 369 | #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname |
| 370 | #define _bfd_archive_coff_write_armap _bfd_coff_write_armap |
| 371 | #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr |
| 372 | #define _bfd_archive_coff_write_ar_hdr _bfd_generic_write_ar_hdr |
| 373 | #define _bfd_archive_coff_openr_next_archived_file \ |
| 374 | bfd_generic_openr_next_archived_file |
| 375 | #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index |
| 376 | #define _bfd_archive_coff_generic_stat_arch_elt \ |
| 377 | bfd_generic_stat_arch_elt |
| 378 | #define _bfd_archive_coff_update_armap_timestamp _bfd_bool_bfd_true |
| 379 | |
| 380 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD4.4 style |
| 381 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd44). */ |
| 382 | |
| 383 | #define _bfd_archive_bsd44_slurp_armap bfd_slurp_bsd_armap |
| 384 | #define _bfd_archive_bsd44_slurp_extended_name_table \ |
| 385 | _bfd_slurp_extended_name_table |
| 386 | extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table |
| 387 | (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN; |
| 388 | #define _bfd_archive_bsd44_truncate_arname bfd_bsd_truncate_arname |
| 389 | #define _bfd_archive_bsd44_write_armap _bfd_bsd_write_armap |
| 390 | #define _bfd_archive_bsd44_read_ar_hdr _bfd_generic_read_ar_hdr |
| 391 | #define _bfd_archive_bsd44_write_ar_hdr _bfd_bsd44_write_ar_hdr |
| 392 | #define _bfd_archive_bsd44_openr_next_archived_file \ |
| 393 | bfd_generic_openr_next_archived_file |
| 394 | #define _bfd_archive_bsd44_get_elt_at_index _bfd_generic_get_elt_at_index |
| 395 | #define _bfd_archive_bsd44_generic_stat_arch_elt \ |
| 396 | bfd_generic_stat_arch_elt |
| 397 | #define _bfd_archive_bsd44_update_armap_timestamp \ |
| 398 | _bfd_archive_bsd_update_armap_timestamp |
| 399 | |
| 400 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get VMS style |
| 401 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib). Some of them |
| 402 | are irrelevant. */ |
| 403 | |
| 404 | extern bfd_boolean _bfd_vms_lib_write_archive_contents |
| 405 | (bfd *) ATTRIBUTE_HIDDEN; |
| 406 | #define _bfd_vms_lib_slurp_armap _bfd_noarchive_slurp_armap |
| 407 | #define _bfd_vms_lib_slurp_extended_name_table \ |
| 408 | _bfd_noarchive_slurp_extended_name_table |
| 409 | #define _bfd_vms_lib_construct_extended_name_table \ |
| 410 | _bfd_noarchive_construct_extended_name_table |
| 411 | #define _bfd_vms_lib_truncate_arname _bfd_noarchive_truncate_arname |
| 412 | #define _bfd_vms_lib_write_armap _bfd_noarchive_write_armap |
| 413 | #define _bfd_vms_lib_read_ar_hdr _bfd_noarchive_read_ar_hdr |
| 414 | #define _bfd_vms_lib_write_ar_hdr _bfd_noarchive_write_ar_hdr |
| 415 | extern bfd *_bfd_vms_lib_openr_next_archived_file |
| 416 | (bfd *, bfd *) ATTRIBUTE_HIDDEN; |
| 417 | extern bfd *_bfd_vms_lib_get_elt_at_index |
| 418 | (bfd *, symindex) ATTRIBUTE_HIDDEN; |
| 419 | extern int _bfd_vms_lib_generic_stat_arch_elt |
| 420 | (bfd *, struct stat *) ATTRIBUTE_HIDDEN; |
| 421 | #define _bfd_vms_lib_update_armap_timestamp _bfd_bool_bfd_true |
| 422 | |
| 423 | /* Extra routines for VMS style archives. */ |
| 424 | |
| 425 | extern symindex _bfd_vms_lib_find_symbol |
| 426 | (bfd *, const char *) ATTRIBUTE_HIDDEN; |
| 427 | extern bfd *_bfd_vms_lib_get_imagelib_file |
| 428 | (bfd *) ATTRIBUTE_HIDDEN; |
| 429 | extern bfd_cleanup _bfd_vms_lib_alpha_archive_p |
| 430 | (bfd *) ATTRIBUTE_HIDDEN; |
| 431 | extern bfd_cleanup _bfd_vms_lib_ia64_archive_p |
| 432 | (bfd *) ATTRIBUTE_HIDDEN; |
| 433 | extern bfd_boolean _bfd_vms_lib_alpha_mkarchive |
| 434 | (bfd *) ATTRIBUTE_HIDDEN; |
| 435 | extern bfd_boolean _bfd_vms_lib_ia64_mkarchive |
| 436 | (bfd *) ATTRIBUTE_HIDDEN; |
| 437 | |
| 438 | /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol |
| 439 | support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */ |
| 440 | |
| 441 | #define _bfd_nosymbols_get_symtab_upper_bound _bfd_long_bfd_n1_error |
| 442 | extern long _bfd_nosymbols_canonicalize_symtab |
| 443 | (bfd *, asymbol **) ATTRIBUTE_HIDDEN; |
| 444 | #define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol |
| 445 | extern void _bfd_nosymbols_print_symbol |
| 446 | (bfd *, void *, asymbol *, bfd_print_symbol_type) ATTRIBUTE_HIDDEN; |
| 447 | extern void _bfd_nosymbols_get_symbol_info |
| 448 | (bfd *, asymbol *, symbol_info *) ATTRIBUTE_HIDDEN; |
| 449 | extern const char * _bfd_nosymbols_get_symbol_version_string |
| 450 | (bfd *, asymbol *, bfd_boolean, bfd_boolean *) ATTRIBUTE_HIDDEN; |
| 451 | extern bfd_boolean _bfd_nosymbols_bfd_is_local_label_name |
| 452 | (bfd *, const char *) ATTRIBUTE_HIDDEN; |
| 453 | #define _bfd_nosymbols_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false |
| 454 | extern alent *_bfd_nosymbols_get_lineno |
| 455 | (bfd *, asymbol *) ATTRIBUTE_HIDDEN; |
| 456 | extern bfd_boolean _bfd_nosymbols_find_nearest_line |
| 457 | (bfd *, asymbol **, asection *, bfd_vma, |
| 458 | const char **, const char **, unsigned int *, unsigned int *) |
| 459 | ATTRIBUTE_HIDDEN; |
| 460 | extern bfd_boolean _bfd_nosymbols_find_line |
| 461 | (bfd *, asymbol **, asymbol *, const char **, unsigned int *) |
| 462 | ATTRIBUTE_HIDDEN; |
| 463 | extern bfd_boolean _bfd_nosymbols_find_inliner_info |
| 464 | (bfd *, const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN; |
| 465 | extern asymbol *_bfd_nosymbols_bfd_make_debug_symbol |
| 466 | (bfd *, void *, unsigned long) ATTRIBUTE_HIDDEN; |
| 467 | extern long _bfd_nosymbols_read_minisymbols |
| 468 | (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN; |
| 469 | extern asymbol *_bfd_nosymbols_minisymbol_to_symbol |
| 470 | (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN; |
| 471 | |
| 472 | /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc |
| 473 | support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */ |
| 474 | |
| 475 | extern long _bfd_norelocs_get_reloc_upper_bound |
| 476 | (bfd *, asection *) ATTRIBUTE_HIDDEN; |
| 477 | extern long _bfd_norelocs_canonicalize_reloc |
| 478 | (bfd *, asection *, arelent **, asymbol **) ATTRIBUTE_HIDDEN; |
| 479 | extern void _bfd_norelocs_set_reloc |
| 480 | (bfd *, asection *, arelent **, unsigned int) ATTRIBUTE_HIDDEN; |
| 481 | extern reloc_howto_type *_bfd_norelocs_bfd_reloc_type_lookup |
| 482 | (bfd *, bfd_reloc_code_real_type) ATTRIBUTE_HIDDEN; |
| 483 | extern reloc_howto_type *_bfd_norelocs_bfd_reloc_name_lookup |
| 484 | (bfd *, const char *) ATTRIBUTE_HIDDEN; |
| 485 | |
| 486 | /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not |
| 487 | be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */ |
| 488 | |
| 489 | extern bfd_boolean _bfd_nowrite_set_arch_mach |
| 490 | (bfd *, enum bfd_architecture, unsigned long) ATTRIBUTE_HIDDEN; |
| 491 | extern bfd_boolean _bfd_nowrite_set_section_contents |
| 492 | (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 493 | |
| 494 | /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use |
| 495 | BFD_JUMP_TABLE_WRITE (_bfd_generic). */ |
| 496 | |
| 497 | #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach |
| 498 | extern bfd_boolean _bfd_generic_set_section_contents |
| 499 | (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN; |
| 500 | |
| 501 | /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not |
| 502 | support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */ |
| 503 | |
| 504 | extern int _bfd_nolink_sizeof_headers |
| 505 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 506 | extern bfd_byte *_bfd_nolink_bfd_get_relocated_section_contents |
| 507 | (bfd *, struct bfd_link_info *, struct bfd_link_order *, |
| 508 | bfd_byte *, bfd_boolean, asymbol **) ATTRIBUTE_HIDDEN; |
| 509 | extern bfd_boolean _bfd_nolink_bfd_relax_section |
| 510 | (bfd *, asection *, struct bfd_link_info *, bfd_boolean *) ATTRIBUTE_HIDDEN; |
| 511 | #define _bfd_nolink_bfd_gc_sections _bfd_bool_bfd_link_false_error |
| 512 | extern bfd_boolean _bfd_nolink_bfd_lookup_section_flags |
| 513 | (struct bfd_link_info *, struct flag_info *, asection *) ATTRIBUTE_HIDDEN; |
| 514 | #define _bfd_nolink_bfd_merge_sections _bfd_bool_bfd_link_false_error |
| 515 | extern bfd_boolean _bfd_nolink_bfd_is_group_section |
| 516 | (bfd *, const asection *) ATTRIBUTE_HIDDEN; |
| 517 | extern const char *_bfd_nolink_bfd_group_name |
| 518 | (bfd *, const asection *) ATTRIBUTE_HIDDEN; |
| 519 | extern bfd_boolean _bfd_nolink_bfd_discard_group |
| 520 | (bfd *, asection *) ATTRIBUTE_HIDDEN; |
| 521 | extern struct bfd_link_hash_table *_bfd_nolink_bfd_link_hash_table_create |
| 522 | (bfd *) ATTRIBUTE_HIDDEN; |
| 523 | #define _bfd_nolink_bfd_link_add_symbols _bfd_bool_bfd_link_false_error |
| 524 | extern void _bfd_nolink_bfd_link_just_syms |
| 525 | (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 526 | extern void _bfd_nolink_bfd_copy_link_hash_symbol_type |
| 527 | (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *) |
| 528 | ATTRIBUTE_HIDDEN; |
| 529 | #define _bfd_nolink_bfd_final_link _bfd_bool_bfd_link_false_error |
| 530 | extern bfd_boolean _bfd_nolink_bfd_link_split_section |
| 531 | (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN; |
| 532 | extern bfd_boolean _bfd_nolink_section_already_linked |
| 533 | (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 534 | extern bfd_boolean _bfd_nolink_bfd_define_common_symbol |
| 535 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *) |
| 536 | ATTRIBUTE_HIDDEN; |
| 537 | #define _bfd_nolink_bfd_link_hide_symbol \ |
| 538 | _bfd_generic_link_hide_symbol |
| 539 | extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop |
| 540 | (struct bfd_link_info *, const char *, asection *) ATTRIBUTE_HIDDEN; |
| 541 | #define _bfd_nolink_bfd_link_check_relocs \ |
| 542 | _bfd_generic_link_check_relocs |
| 543 | |
| 544 | /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not |
| 545 | have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC |
| 546 | (_bfd_nodynamic). */ |
| 547 | |
| 548 | #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_long_bfd_n1_error |
| 549 | #define _bfd_nodynamic_canonicalize_dynamic_symtab \ |
| 550 | _bfd_nosymbols_canonicalize_symtab |
| 551 | extern long _bfd_nodynamic_get_synthetic_symtab |
| 552 | (bfd *, long, asymbol **, long, asymbol **, asymbol **) ATTRIBUTE_HIDDEN; |
| 553 | #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_long_bfd_n1_error |
| 554 | extern long _bfd_nodynamic_canonicalize_dynamic_reloc |
| 555 | (bfd *, arelent **, asymbol **) ATTRIBUTE_HIDDEN; |
| 556 | \f |
| 557 | /* Generic routine to determine of the given symbol is a local |
| 558 | label. */ |
| 559 | extern bfd_boolean bfd_generic_is_local_label_name |
| 560 | (bfd *, const char *) ATTRIBUTE_HIDDEN; |
| 561 | |
| 562 | /* Generic minisymbol routines. */ |
| 563 | extern long _bfd_generic_read_minisymbols |
| 564 | (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN; |
| 565 | extern asymbol *_bfd_generic_minisymbol_to_symbol |
| 566 | (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN; |
| 567 | |
| 568 | /* Find the nearest line using .stab/.stabstr sections. */ |
| 569 | extern bfd_boolean _bfd_stab_section_find_nearest_line |
| 570 | (bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *, |
| 571 | const char **, const char **, unsigned int *, void **) ATTRIBUTE_HIDDEN; |
| 572 | |
| 573 | /* Find the nearest line using DWARF 1 debugging information. */ |
| 574 | extern bfd_boolean _bfd_dwarf1_find_nearest_line |
| 575 | (bfd *, asymbol **, asection *, bfd_vma, |
| 576 | const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN; |
| 577 | |
| 578 | struct dwarf_debug_section |
| 579 | { |
| 580 | const char * uncompressed_name; |
| 581 | const char * compressed_name; |
| 582 | }; |
| 583 | |
| 584 | /* Map of uncompressed DWARF debug section name to compressed one. It |
| 585 | is terminated by NULL uncompressed_name. */ |
| 586 | |
| 587 | extern const struct dwarf_debug_section dwarf_debug_sections[] ATTRIBUTE_HIDDEN; |
| 588 | |
| 589 | /* Find the nearest line using DWARF 2 debugging information. */ |
| 590 | extern int _bfd_dwarf2_find_nearest_line |
| 591 | (bfd *, asymbol **, asymbol *, asection *, bfd_vma, |
| 592 | const char **, const char **, unsigned int *, unsigned int *, |
| 593 | const struct dwarf_debug_section *, void **) ATTRIBUTE_HIDDEN; |
| 594 | |
| 595 | /* Find the bias between DWARF addresses and real addresses. */ |
| 596 | extern bfd_signed_vma _bfd_dwarf2_find_symbol_bias |
| 597 | (asymbol **, void **) ATTRIBUTE_HIDDEN; |
| 598 | |
| 599 | /* Find inliner info after calling bfd_find_nearest_line. */ |
| 600 | extern bfd_boolean _bfd_dwarf2_find_inliner_info |
| 601 | (bfd *, const char **, const char **, unsigned int *, void **) |
| 602 | ATTRIBUTE_HIDDEN; |
| 603 | |
| 604 | /* Read DWARF 2 debugging information. */ |
| 605 | extern bfd_boolean _bfd_dwarf2_slurp_debug_info |
| 606 | (bfd *, bfd *, const struct dwarf_debug_section *, asymbol **, void **, |
| 607 | bfd_boolean) ATTRIBUTE_HIDDEN; |
| 608 | |
| 609 | /* Clean up the data used to handle DWARF 2 debugging information. */ |
| 610 | extern void _bfd_dwarf2_cleanup_debug_info |
| 611 | (bfd *, void **) ATTRIBUTE_HIDDEN; |
| 612 | |
| 613 | /* Create a new section entry. */ |
| 614 | extern struct bfd_hash_entry *bfd_section_hash_newfunc |
| 615 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *) |
| 616 | ATTRIBUTE_HIDDEN; |
| 617 | |
| 618 | /* A routine to create entries for a bfd_link_hash_table. */ |
| 619 | extern struct bfd_hash_entry *_bfd_link_hash_newfunc |
| 620 | (struct bfd_hash_entry *entry, struct bfd_hash_table *table, |
| 621 | const char *string) ATTRIBUTE_HIDDEN; |
| 622 | |
| 623 | /* Initialize a bfd_link_hash_table. */ |
| 624 | extern bfd_boolean _bfd_link_hash_table_init |
| 625 | (struct bfd_link_hash_table *, bfd *, |
| 626 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, |
| 627 | struct bfd_hash_table *, |
| 628 | const char *), |
| 629 | unsigned int) ATTRIBUTE_HIDDEN; |
| 630 | |
| 631 | /* Generic link hash table creation routine. */ |
| 632 | extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create |
| 633 | (bfd *) ATTRIBUTE_HIDDEN; |
| 634 | |
| 635 | /* Generic link hash table destruction routine. */ |
| 636 | extern void _bfd_generic_link_hash_table_free |
| 637 | (bfd *) ATTRIBUTE_HIDDEN; |
| 638 | |
| 639 | /* Generic add symbol routine. */ |
| 640 | extern bfd_boolean _bfd_generic_link_add_symbols |
| 641 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 642 | |
| 643 | /* Generic archive add symbol routine. */ |
| 644 | extern bfd_boolean _bfd_generic_link_add_archive_symbols |
| 645 | (bfd *, struct bfd_link_info *, |
| 646 | bfd_boolean (*) (bfd *, struct bfd_link_info *, |
| 647 | struct bfd_link_hash_entry *, const char *, |
| 648 | bfd_boolean *)) ATTRIBUTE_HIDDEN; |
| 649 | |
| 650 | /* Forward declaration to avoid prototype errors. */ |
| 651 | typedef struct bfd_link_hash_entry _bfd_link_hash_entry; |
| 652 | |
| 653 | /* Generic routine to add a single symbol. */ |
| 654 | extern bfd_boolean _bfd_generic_link_add_one_symbol |
| 655 | (struct bfd_link_info *, bfd *, const char *name, flagword, |
| 656 | asection *, bfd_vma, const char *, bfd_boolean copy, |
| 657 | bfd_boolean constructor, struct bfd_link_hash_entry **) ATTRIBUTE_HIDDEN; |
| 658 | |
| 659 | /* Generic routine to mark section as supplying symbols only. */ |
| 660 | extern void _bfd_generic_link_just_syms |
| 661 | (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 662 | |
| 663 | /* Generic routine that does nothing. */ |
| 664 | extern void _bfd_generic_copy_link_hash_symbol_type |
| 665 | (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *) |
| 666 | ATTRIBUTE_HIDDEN; |
| 667 | |
| 668 | /* Generic link routine. */ |
| 669 | extern bfd_boolean _bfd_generic_final_link |
| 670 | (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 671 | |
| 672 | extern bfd_boolean _bfd_generic_link_split_section |
| 673 | (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN; |
| 674 | |
| 675 | extern bfd_boolean _bfd_generic_section_already_linked |
| 676 | (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN; |
| 677 | |
| 678 | /* Generic reloc_link_order processing routine. */ |
| 679 | extern bfd_boolean _bfd_generic_reloc_link_order |
| 680 | (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *) |
| 681 | ATTRIBUTE_HIDDEN; |
| 682 | |
| 683 | /* Default link order processing routine. */ |
| 684 | extern bfd_boolean _bfd_default_link_order |
| 685 | (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *) |
| 686 | ATTRIBUTE_HIDDEN; |
| 687 | |
| 688 | /* Count the number of reloc entries in a link order list. */ |
| 689 | extern unsigned int _bfd_count_link_order_relocs |
| 690 | (struct bfd_link_order *) ATTRIBUTE_HIDDEN; |
| 691 | |
| 692 | /* Final link relocation routine. */ |
| 693 | extern bfd_reloc_status_type _bfd_final_link_relocate |
| 694 | (reloc_howto_type *, bfd *, asection *, bfd_byte *, |
| 695 | bfd_vma, bfd_vma, bfd_vma) ATTRIBUTE_HIDDEN; |
| 696 | |
| 697 | /* Relocate a particular location by a howto and a value. */ |
| 698 | extern bfd_reloc_status_type _bfd_relocate_contents |
| 699 | (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *) ATTRIBUTE_HIDDEN; |
| 700 | |
| 701 | /* Clear a given location using a given howto. */ |
| 702 | extern bfd_reloc_status_type _bfd_clear_contents |
| 703 | (reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma) ATTRIBUTE_HIDDEN; |
| 704 | |
| 705 | /* Link stabs in sections in the first pass. */ |
| 706 | |
| 707 | extern bfd_boolean _bfd_link_section_stabs |
| 708 | (bfd *, struct stab_info *, asection *, asection *, void **, |
| 709 | bfd_size_type *) ATTRIBUTE_HIDDEN; |
| 710 | |
| 711 | /* Eliminate stabs for discarded functions and symbols. */ |
| 712 | extern bfd_boolean _bfd_discard_section_stabs |
| 713 | (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *) |
| 714 | ATTRIBUTE_HIDDEN; |
| 715 | |
| 716 | /* Write out the .stab section when linking stabs in sections. */ |
| 717 | |
| 718 | extern bfd_boolean _bfd_write_section_stabs |
| 719 | (bfd *, struct stab_info *, asection *, void **, bfd_byte *) |
| 720 | ATTRIBUTE_HIDDEN; |
| 721 | |
| 722 | /* Write out the .stabstr string table when linking stabs in sections. */ |
| 723 | |
| 724 | extern bfd_boolean _bfd_write_stab_strings |
| 725 | (bfd *, struct stab_info *) ATTRIBUTE_HIDDEN; |
| 726 | |
| 727 | /* Find an offset within a .stab section when linking stabs in |
| 728 | sections. */ |
| 729 | |
| 730 | extern bfd_vma _bfd_stab_section_offset |
| 731 | (asection *, void *, bfd_vma) ATTRIBUTE_HIDDEN; |
| 732 | |
| 733 | /* Register a SEC_MERGE section as a candidate for merging. */ |
| 734 | |
| 735 | extern bfd_boolean _bfd_add_merge_section |
| 736 | (bfd *, void **, asection *, void **) ATTRIBUTE_HIDDEN; |
| 737 | |
| 738 | /* Attempt to merge SEC_MERGE sections. */ |
| 739 | |
| 740 | extern bfd_boolean _bfd_merge_sections |
| 741 | (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *)) |
| 742 | ATTRIBUTE_HIDDEN; |
| 743 | |
| 744 | /* Write out a merged section. */ |
| 745 | |
| 746 | extern bfd_boolean _bfd_write_merged_section |
| 747 | (bfd *, asection *, void *) ATTRIBUTE_HIDDEN; |
| 748 | |
| 749 | /* Find an offset within a modified SEC_MERGE section. */ |
| 750 | |
| 751 | extern bfd_vma _bfd_merged_section_offset |
| 752 | (bfd *, asection **, void *, bfd_vma) ATTRIBUTE_HIDDEN; |
| 753 | |
| 754 | /* Tidy up when done. */ |
| 755 | |
| 756 | extern void _bfd_merge_sections_free (void *) ATTRIBUTE_HIDDEN; |
| 757 | |
| 758 | /* Create a string table. */ |
| 759 | extern struct bfd_strtab_hash *_bfd_stringtab_init |
| 760 | (void) ATTRIBUTE_HIDDEN; |
| 761 | |
| 762 | /* Create an XCOFF .debug section style string table. */ |
| 763 | extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init |
| 764 | (void) ATTRIBUTE_HIDDEN; |
| 765 | |
| 766 | /* Free a string table. */ |
| 767 | extern void _bfd_stringtab_free |
| 768 | (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN; |
| 769 | |
| 770 | /* Get the size of a string table. */ |
| 771 | extern bfd_size_type _bfd_stringtab_size |
| 772 | (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN; |
| 773 | |
| 774 | /* Add a string to a string table. */ |
| 775 | extern bfd_size_type _bfd_stringtab_add |
| 776 | (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy) |
| 777 | ATTRIBUTE_HIDDEN; |
| 778 | |
| 779 | /* Write out a string table. */ |
| 780 | extern bfd_boolean _bfd_stringtab_emit |
| 781 | (bfd *, struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN; |
| 782 | \f |
| 783 | /* Macros to tell if bfds are read or write enabled. |
| 784 | |
| 785 | Note that bfds open for read may be scribbled into if the fd passed |
| 786 | to bfd_fdopenr is actually open both for read and write |
| 787 | simultaneously. However an output bfd will never be open for |
| 788 | read. Therefore sometimes you want to check bfd_read_p or |
| 789 | !bfd_read_p, and only sometimes bfd_write_p. |
| 790 | */ |
| 791 | |
| 792 | #define bfd_read_p(abfd) \ |
| 793 | ((abfd)->direction == read_direction || (abfd)->direction == both_direction) |
| 794 | #define bfd_write_p(abfd) \ |
| 795 | ((abfd)->direction == write_direction || (abfd)->direction == both_direction) |
| 796 | |
| 797 | extern void bfd_assert |
| 798 | (const char*,int) ATTRIBUTE_HIDDEN; |
| 799 | |
| 800 | #define BFD_ASSERT(x) \ |
| 801 | do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0) |
| 802 | |
| 803 | #define BFD_FAIL() \ |
| 804 | do { bfd_assert(__FILE__,__LINE__); } while (0) |
| 805 | |
| 806 | extern void _bfd_abort |
| 807 | (const char *, int, const char *) ATTRIBUTE_NORETURN ATTRIBUTE_HIDDEN; |
| 808 | |
| 809 | /* if gcc >= 2.6, we can give a function name, too */ |
| 810 | #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) |
| 811 | #define __PRETTY_FUNCTION__ ((char *) NULL) |
| 812 | #endif |
| 813 | |
| 814 | #undef abort |
| 815 | #define abort() _bfd_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__) |
| 816 | |
| 817 | /* Manipulate a system FILE but using BFD's "file_ptr", rather than |
| 818 | the system "off_t" or "off64_t", as the offset. */ |
| 819 | extern file_ptr _bfd_real_ftell |
| 820 | (FILE *) ATTRIBUTE_HIDDEN; |
| 821 | extern int _bfd_real_fseek |
| 822 | (FILE *, file_ptr, int) ATTRIBUTE_HIDDEN; |
| 823 | extern FILE *_bfd_real_fopen |
| 824 | (const char *, const char *) ATTRIBUTE_HIDDEN; |
| 825 | |
| 826 | /* List of supported target vectors, and the default vector (if |
| 827 | bfd_default_vector[0] is NULL, there is no default). */ |
| 828 | extern const bfd_target * const *bfd_target_vector ATTRIBUTE_HIDDEN; |
| 829 | extern const bfd_target *bfd_default_vector[] ATTRIBUTE_HIDDEN; |
| 830 | |
| 831 | /* List of associated target vectors. */ |
| 832 | extern const bfd_target * const *bfd_associated_vector ATTRIBUTE_HIDDEN; |
| 833 | |
| 834 | /* Functions shared by the ECOFF and MIPS ELF backends, which have no |
| 835 | other common header files. */ |
| 836 | |
| 837 | #if defined(__STDC__) || defined(ALMOST_STDC) |
| 838 | struct ecoff_find_line; |
| 839 | #endif |
| 840 | |
| 841 | extern bfd_boolean _bfd_ecoff_locate_line |
| 842 | (bfd *, asection *, bfd_vma, struct ecoff_debug_info * const, |
| 843 | const struct ecoff_debug_swap * const, struct ecoff_find_line *, |
| 844 | const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN; |
| 845 | extern bfd_boolean _bfd_ecoff_get_accumulated_pdr |
| 846 | (void *, bfd_byte *) ATTRIBUTE_HIDDEN; |
| 847 | extern bfd_boolean _bfd_ecoff_get_accumulated_sym |
| 848 | (void *, bfd_byte *) ATTRIBUTE_HIDDEN; |
| 849 | extern bfd_boolean _bfd_ecoff_get_accumulated_ss |
| 850 | (void *, bfd_byte *) ATTRIBUTE_HIDDEN; |
| 851 | |
| 852 | extern bfd_vma _bfd_get_gp_value |
| 853 | (bfd *) ATTRIBUTE_HIDDEN; |
| 854 | extern void _bfd_set_gp_value |
| 855 | (bfd *, bfd_vma) ATTRIBUTE_HIDDEN; |
| 856 | |
| 857 | /* Function shared by the COFF and ELF SH backends, which have no |
| 858 | other common header files. */ |
| 859 | |
| 860 | #ifndef _bfd_sh_align_load_span |
| 861 | extern bfd_boolean _bfd_sh_align_load_span |
| 862 | (bfd *, asection *, bfd_byte *, |
| 863 | bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma), |
| 864 | void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *) ATTRIBUTE_HIDDEN; |
| 865 | #endif |
| 866 | |
| 867 | /* This is the shape of the elements inside the already_linked hash |
| 868 | table. It maps a name onto a list of already_linked elements with |
| 869 | the same name. */ |
| 870 | |
| 871 | struct bfd_section_already_linked_hash_entry |
| 872 | { |
| 873 | struct bfd_hash_entry root; |
| 874 | struct bfd_section_already_linked *entry; |
| 875 | }; |
| 876 | |
| 877 | struct bfd_section_already_linked |
| 878 | { |
| 879 | struct bfd_section_already_linked *next; |
| 880 | asection *sec; |
| 881 | }; |
| 882 | |
| 883 | extern struct bfd_section_already_linked_hash_entry * |
| 884 | bfd_section_already_linked_table_lookup (const char *) ATTRIBUTE_HIDDEN; |
| 885 | extern bfd_boolean bfd_section_already_linked_table_insert |
| 886 | (struct bfd_section_already_linked_hash_entry *, asection *) |
| 887 | ATTRIBUTE_HIDDEN; |
| 888 | extern void bfd_section_already_linked_table_traverse |
| 889 | (bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *, |
| 890 | void *), void *) ATTRIBUTE_HIDDEN; |
| 891 | |
| 892 | extern bfd_vma _bfd_read_unsigned_leb128 |
| 893 | (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN; |
| 894 | extern bfd_signed_vma _bfd_read_signed_leb128 |
| 895 | (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN; |
| 896 | extern bfd_vma _bfd_safe_read_leb128 |
| 897 | (bfd *, bfd_byte *, unsigned int *, bfd_boolean, const bfd_byte * const) |
| 898 | ATTRIBUTE_HIDDEN; |
| 899 | |
| 900 | #if GCC_VERSION >= 7000 |
| 901 | #define _bfd_mul_overflow(a, b, res) __builtin_mul_overflow (a, b, res) |
| 902 | #else |
| 903 | /* Assumes unsigned values. Careful! Args evaluated multiple times. */ |
| 904 | #define _bfd_mul_overflow(a, b, res) \ |
| 905 | ((*res) = (a), (*res) *= (b), (b) != 0 && (*res) / (b) != (a)) |
| 906 | #endif |
| 907 | |
| 908 | #ifdef __GNUC__ |
| 909 | #define _bfd_constant_p(v) __builtin_constant_p (v) |
| 910 | #else |
| 911 | #define _bfd_constant_p(v) 0 |
| 912 | #endif |
| 913 | |
| 914 | static inline bfd_byte * |
| 915 | _bfd_alloc_and_read (bfd *abfd, bfd_size_type asize, bfd_size_type rsize) |
| 916 | { |
| 917 | bfd_byte *mem; |
| 918 | if (!_bfd_constant_p (rsize)) |
| 919 | { |
| 920 | ufile_ptr filesize = bfd_get_file_size (abfd); |
| 921 | if (filesize != 0 && rsize > filesize) |
| 922 | { |
| 923 | bfd_set_error (bfd_error_file_truncated); |
| 924 | return NULL; |
| 925 | } |
| 926 | } |
| 927 | mem = bfd_alloc (abfd, asize); |
| 928 | if (mem != NULL) |
| 929 | { |
| 930 | if (bfd_bread (mem, rsize, abfd) == rsize) |
| 931 | return mem; |
| 932 | bfd_release (abfd, mem); |
| 933 | } |
| 934 | return NULL; |
| 935 | } |
| 936 | |
| 937 | static inline bfd_byte * |
| 938 | _bfd_malloc_and_read (bfd *abfd, bfd_size_type asize, bfd_size_type rsize) |
| 939 | { |
| 940 | bfd_byte *mem; |
| 941 | if (!_bfd_constant_p (rsize)) |
| 942 | { |
| 943 | ufile_ptr filesize = bfd_get_file_size (abfd); |
| 944 | if (filesize != 0 && rsize > filesize) |
| 945 | { |
| 946 | bfd_set_error (bfd_error_file_truncated); |
| 947 | return NULL; |
| 948 | } |
| 949 | } |
| 950 | mem = bfd_malloc (asize); |
| 951 | if (mem != NULL) |
| 952 | { |
| 953 | if (bfd_bread (mem, rsize, abfd) == rsize) |
| 954 | return mem; |
| 955 | free (mem); |
| 956 | } |
| 957 | return NULL; |
| 958 | } |