| 1 | /* libbfd.h -- Declarations used by bfd library *implementation*. |
| 2 | (This include file is not for users of the library.) |
| 3 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
| 4 | 2000, 2001 |
| 5 | Free Software Foundation, Inc. |
| 6 | Written by Cygnus Support. |
| 7 | |
| 8 | ** NOTE: libbfd.h is a GENERATED file. Don't change it; instead, |
| 9 | ** change libbfd-in.h or the other BFD source files processed to |
| 10 | ** generate this file. |
| 11 | |
| 12 | This file is part of BFD, the Binary File Descriptor library. |
| 13 | |
| 14 | This program is free software; you can redistribute it and/or modify |
| 15 | it under the terms of the GNU General Public License as published by |
| 16 | the Free Software Foundation; either version 2 of the License, or |
| 17 | (at your option) any later version. |
| 18 | |
| 19 | This program is distributed in the hope that it will be useful, |
| 20 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | GNU General Public License for more details. |
| 23 | |
| 24 | You should have received a copy of the GNU General Public License |
| 25 | along with this program; if not, write to the Free Software |
| 26 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 27 | |
| 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. */ |
| 32 | #define BFD_ALIGN(this, boundary) \ |
| 33 | ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \ |
| 34 | ? (((bfd_vma) (this) + ((boundary) - 1)) & (~((boundary)-1))) \ |
| 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. */ |
| 43 | #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v)) |
| 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 */ |
| 62 | struct ar_cache *cache; |
| 63 | bfd *archive_head; /* Only interesting in output routines */ |
| 64 | carsym *symdefs; /* the symdef entries */ |
| 65 | symindex symdef_count; /* how many there are */ |
| 66 | char *extended_names; /* clever intel extension */ |
| 67 | /* when more compilers are standard C, this can be a time_t */ |
| 68 | long armap_timestamp; /* Timestamp value written into armap. |
| 69 | This is used for BSD archives to check |
| 70 | that the timestamp is recent enough |
| 71 | for the BSD linker to not complain, |
| 72 | just before we finish writing an |
| 73 | archive. */ |
| 74 | file_ptr armap_datepos; /* Position within archive to seek to |
| 75 | rewrite the date field. */ |
| 76 | PTR tdata; /* Backend specific information. */ |
| 77 | }; |
| 78 | |
| 79 | #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data) |
| 80 | |
| 81 | /* Goes in bfd's arelt_data slot */ |
| 82 | struct areltdata { |
| 83 | char * arch_header; /* it's actually a string */ |
| 84 | unsigned int parsed_size; /* octets of filesize not including ar_hdr */ |
| 85 | char *filename; /* null-terminated */ |
| 86 | }; |
| 87 | |
| 88 | #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size) |
| 89 | |
| 90 | extern PTR bfd_malloc PARAMS ((size_t)); |
| 91 | extern PTR bfd_realloc PARAMS ((PTR, size_t)); |
| 92 | extern PTR bfd_zmalloc PARAMS ((size_t)); |
| 93 | |
| 94 | extern bfd_error_handler_type _bfd_error_handler; |
| 95 | |
| 96 | /* These routines allocate and free things on the BFD's objalloc. */ |
| 97 | |
| 98 | extern PTR bfd_alloc PARAMS ((bfd *, size_t)); |
| 99 | extern PTR bfd_zalloc PARAMS ((bfd *, size_t)); |
| 100 | extern void bfd_release PARAMS ((bfd *, PTR)); |
| 101 | |
| 102 | bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd)); |
| 103 | bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index)); |
| 104 | boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *)); |
| 105 | boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd)); |
| 106 | const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd)); |
| 107 | boolean bfd_slurp_armap PARAMS ((bfd *abfd)); |
| 108 | boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd)); |
| 109 | #define bfd_slurp_bsd_armap bfd_slurp_armap |
| 110 | #define bfd_slurp_coff_armap bfd_slurp_armap |
| 111 | boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd)); |
| 112 | extern boolean _bfd_construct_extended_name_table |
| 113 | PARAMS ((bfd *, boolean, char **, bfd_size_type *)); |
| 114 | boolean _bfd_write_archive_contents PARAMS ((bfd *abfd)); |
| 115 | boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength)); |
| 116 | bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos)); |
| 117 | extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex)); |
| 118 | bfd * _bfd_new_bfd PARAMS ((void)); |
| 119 | |
| 120 | boolean bfd_false PARAMS ((bfd *ignore)); |
| 121 | boolean bfd_true PARAMS ((bfd *ignore)); |
| 122 | PTR bfd_nullvoidptr PARAMS ((bfd *ignore)); |
| 123 | int bfd_0 PARAMS ((bfd *ignore)); |
| 124 | unsigned int bfd_0u PARAMS ((bfd *ignore)); |
| 125 | long bfd_0l PARAMS ((bfd *ignore)); |
| 126 | long _bfd_n1 PARAMS ((bfd *ignore)); |
| 127 | void bfd_void PARAMS ((bfd *ignore)); |
| 128 | |
| 129 | bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *)); |
| 130 | const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd)); |
| 131 | |
| 132 | void bfd_dont_truncate_arname PARAMS ((bfd *abfd, const char *filename, |
| 133 | char *hdr)); |
| 134 | void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, const char *filename, |
| 135 | char *hdr)); |
| 136 | void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, const char *filename, |
| 137 | char *hdr)); |
| 138 | |
| 139 | boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength, |
| 140 | struct orl *map, unsigned int orl_count, int stridx)); |
| 141 | |
| 142 | boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength, |
| 143 | struct orl *map, unsigned int orl_count, int stridx)); |
| 144 | |
| 145 | extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *)); |
| 146 | |
| 147 | extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *)); |
| 148 | |
| 149 | bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive, |
| 150 | bfd *last_file)); |
| 151 | |
| 152 | int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *)); |
| 153 | |
| 154 | #define _bfd_read_ar_hdr(abfd) \ |
| 155 | BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd)) |
| 156 | \f |
| 157 | /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use |
| 158 | BFD_JUMP_TABLE_GENERIC (_bfd_generic). */ |
| 159 | |
| 160 | #define _bfd_generic_close_and_cleanup bfd_true |
| 161 | #define _bfd_generic_bfd_free_cached_info bfd_true |
| 162 | #define _bfd_generic_new_section_hook \ |
| 163 | ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true) |
| 164 | extern boolean _bfd_generic_get_section_contents |
| 165 | PARAMS ((bfd *, asection *, PTR location, file_ptr offset, |
| 166 | bfd_size_type count)); |
| 167 | extern boolean _bfd_generic_get_section_contents_in_window |
| 168 | PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type)); |
| 169 | |
| 170 | /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use |
| 171 | BFD_JUMP_TABLE_COPY (_bfd_generic). */ |
| 172 | |
| 173 | #define _bfd_generic_bfd_copy_private_bfd_data \ |
| 174 | ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true) |
| 175 | #define _bfd_generic_bfd_merge_private_bfd_data \ |
| 176 | ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true) |
| 177 | #define _bfd_generic_bfd_set_private_flags \ |
| 178 | ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true) |
| 179 | #define _bfd_generic_bfd_copy_private_section_data \ |
| 180 | ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true) |
| 181 | #define _bfd_generic_bfd_copy_private_symbol_data \ |
| 182 | ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true) |
| 183 | #define _bfd_generic_bfd_print_private_bfd_data \ |
| 184 | ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true) |
| 185 | |
| 186 | /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file |
| 187 | support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */ |
| 188 | |
| 189 | extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *)); |
| 190 | extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *)); |
| 191 | extern boolean _bfd_nocore_core_file_matches_executable_p |
| 192 | PARAMS ((bfd *, bfd *)); |
| 193 | |
| 194 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive |
| 195 | file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */ |
| 196 | |
| 197 | #define _bfd_noarchive_slurp_armap bfd_false |
| 198 | #define _bfd_noarchive_slurp_extended_name_table bfd_false |
| 199 | #define _bfd_noarchive_construct_extended_name_table \ |
| 200 | ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ |
| 201 | bfd_false) |
| 202 | #define _bfd_noarchive_truncate_arname \ |
| 203 | ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void) |
| 204 | #define _bfd_noarchive_write_armap \ |
| 205 | ((boolean (*) \ |
| 206 | PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \ |
| 207 | bfd_false) |
| 208 | #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr |
| 209 | #define _bfd_noarchive_openr_next_archived_file \ |
| 210 | ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr) |
| 211 | #define _bfd_noarchive_get_elt_at_index \ |
| 212 | ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr) |
| 213 | #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt |
| 214 | #define _bfd_noarchive_update_armap_timestamp bfd_false |
| 215 | |
| 216 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style |
| 217 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */ |
| 218 | |
| 219 | #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap |
| 220 | #define _bfd_archive_bsd_slurp_extended_name_table \ |
| 221 | _bfd_slurp_extended_name_table |
| 222 | extern boolean _bfd_archive_bsd_construct_extended_name_table |
| 223 | PARAMS ((bfd *, char **, bfd_size_type *, const char **)); |
| 224 | #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname |
| 225 | #define _bfd_archive_bsd_write_armap bsd_write_armap |
| 226 | #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr |
| 227 | #define _bfd_archive_bsd_openr_next_archived_file \ |
| 228 | bfd_generic_openr_next_archived_file |
| 229 | #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index |
| 230 | #define _bfd_archive_bsd_generic_stat_arch_elt \ |
| 231 | bfd_generic_stat_arch_elt |
| 232 | extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *)); |
| 233 | |
| 234 | /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style |
| 235 | archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */ |
| 236 | |
| 237 | #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap |
| 238 | #define _bfd_archive_coff_slurp_extended_name_table \ |
| 239 | _bfd_slurp_extended_name_table |
| 240 | extern boolean _bfd_archive_coff_construct_extended_name_table |
| 241 | PARAMS ((bfd *, char **, bfd_size_type *, const char **)); |
| 242 | #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname |
| 243 | #define _bfd_archive_coff_write_armap coff_write_armap |
| 244 | #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr |
| 245 | #define _bfd_archive_coff_openr_next_archived_file \ |
| 246 | bfd_generic_openr_next_archived_file |
| 247 | #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index |
| 248 | #define _bfd_archive_coff_generic_stat_arch_elt \ |
| 249 | bfd_generic_stat_arch_elt |
| 250 | #define _bfd_archive_coff_update_armap_timestamp bfd_true |
| 251 | |
| 252 | /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol |
| 253 | support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */ |
| 254 | |
| 255 | #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1 |
| 256 | #define _bfd_nosymbols_get_symtab \ |
| 257 | ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1) |
| 258 | #define _bfd_nosymbols_make_empty_symbol \ |
| 259 | ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr) |
| 260 | #define _bfd_nosymbols_print_symbol \ |
| 261 | ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void) |
| 262 | #define _bfd_nosymbols_get_symbol_info \ |
| 263 | ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void) |
| 264 | #define _bfd_nosymbols_bfd_is_local_label_name \ |
| 265 | ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false) |
| 266 | #define _bfd_nosymbols_get_lineno \ |
| 267 | ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr) |
| 268 | #define _bfd_nosymbols_find_nearest_line \ |
| 269 | ((boolean (*) \ |
| 270 | PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \ |
| 271 | const char **, unsigned int *))) \ |
| 272 | bfd_false) |
| 273 | #define _bfd_nosymbols_bfd_make_debug_symbol \ |
| 274 | ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr) |
| 275 | #define _bfd_nosymbols_read_minisymbols \ |
| 276 | ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1) |
| 277 | #define _bfd_nosymbols_minisymbol_to_symbol \ |
| 278 | ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \ |
| 279 | bfd_nullvoidptr) |
| 280 | |
| 281 | /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc |
| 282 | support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */ |
| 283 | |
| 284 | #define _bfd_norelocs_get_reloc_upper_bound \ |
| 285 | ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1) |
| 286 | #define _bfd_norelocs_canonicalize_reloc \ |
| 287 | ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1) |
| 288 | #define _bfd_norelocs_bfd_reloc_type_lookup \ |
| 289 | ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \ |
| 290 | bfd_nullvoidptr) |
| 291 | |
| 292 | /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not |
| 293 | be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */ |
| 294 | |
| 295 | #define _bfd_nowrite_set_arch_mach \ |
| 296 | ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \ |
| 297 | bfd_false) |
| 298 | #define _bfd_nowrite_set_section_contents \ |
| 299 | ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \ |
| 300 | bfd_false) |
| 301 | |
| 302 | /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use |
| 303 | BFD_JUMP_TABLE_WRITE (_bfd_generic). */ |
| 304 | |
| 305 | #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach |
| 306 | extern boolean _bfd_generic_set_section_contents |
| 307 | PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type)); |
| 308 | |
| 309 | /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not |
| 310 | support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */ |
| 311 | |
| 312 | #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0) |
| 313 | #define _bfd_nolink_bfd_get_relocated_section_contents \ |
| 314 | ((bfd_byte *(*) \ |
| 315 | PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \ |
| 316 | bfd_byte *, boolean, asymbol **))) \ |
| 317 | bfd_nullvoidptr) |
| 318 | #define _bfd_nolink_bfd_relax_section \ |
| 319 | ((boolean (*) \ |
| 320 | PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \ |
| 321 | bfd_false) |
| 322 | #define _bfd_nolink_bfd_gc_sections \ |
| 323 | ((boolean (*) \ |
| 324 | PARAMS ((bfd *, struct bfd_link_info *))) \ |
| 325 | bfd_false) |
| 326 | #define _bfd_nolink_bfd_merge_sections \ |
| 327 | ((boolean (*) \ |
| 328 | PARAMS ((bfd *, struct bfd_link_info *))) \ |
| 329 | bfd_false) |
| 330 | #define _bfd_nolink_bfd_link_hash_table_create \ |
| 331 | ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr) |
| 332 | #define _bfd_nolink_bfd_link_add_symbols \ |
| 333 | ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) |
| 334 | #define _bfd_nolink_bfd_final_link \ |
| 335 | ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) |
| 336 | #define _bfd_nolink_bfd_link_split_section \ |
| 337 | ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false) |
| 338 | |
| 339 | /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not |
| 340 | have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC |
| 341 | (_bfd_nodynamic). */ |
| 342 | |
| 343 | #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1 |
| 344 | #define _bfd_nodynamic_canonicalize_dynamic_symtab \ |
| 345 | ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1) |
| 346 | #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1 |
| 347 | #define _bfd_nodynamic_canonicalize_dynamic_reloc \ |
| 348 | ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1) |
| 349 | \f |
| 350 | /* Generic routine to determine of the given symbol is a local |
| 351 | label. */ |
| 352 | extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *)); |
| 353 | |
| 354 | /* Generic minisymbol routines. */ |
| 355 | extern long _bfd_generic_read_minisymbols |
| 356 | PARAMS ((bfd *, boolean, PTR *, unsigned int *)); |
| 357 | extern asymbol *_bfd_generic_minisymbol_to_symbol |
| 358 | PARAMS ((bfd *, boolean, const PTR, asymbol *)); |
| 359 | |
| 360 | /* Find the nearest line using .stab/.stabstr sections. */ |
| 361 | extern boolean _bfd_stab_section_find_nearest_line |
| 362 | PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **, |
| 363 | const char **, unsigned int *, PTR *)); |
| 364 | |
| 365 | /* Find the neaderst line using DWARF 1 debugging information. */ |
| 366 | extern boolean _bfd_dwarf1_find_nearest_line |
| 367 | PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, |
| 368 | const char **, unsigned int *)); |
| 369 | |
| 370 | /* Find the nearest line using DWARF 2 debugging information. */ |
| 371 | extern boolean _bfd_dwarf2_find_nearest_line |
| 372 | PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, |
| 373 | const char **, unsigned int *, unsigned int, |
| 374 | PTR *)); |
| 375 | |
| 376 | /* A routine to create entries for a bfd_link_hash_table. */ |
| 377 | extern struct bfd_hash_entry *_bfd_link_hash_newfunc |
| 378 | PARAMS ((struct bfd_hash_entry *entry, |
| 379 | struct bfd_hash_table *table, |
| 380 | const char *string)); |
| 381 | |
| 382 | /* Initialize a bfd_link_hash_table. */ |
| 383 | extern boolean _bfd_link_hash_table_init |
| 384 | PARAMS ((struct bfd_link_hash_table *, bfd *, |
| 385 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, |
| 386 | struct bfd_hash_table *, |
| 387 | const char *))); |
| 388 | |
| 389 | /* Generic link hash table creation routine. */ |
| 390 | extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create |
| 391 | PARAMS ((bfd *)); |
| 392 | |
| 393 | /* Generic add symbol routine. */ |
| 394 | extern boolean _bfd_generic_link_add_symbols |
| 395 | PARAMS ((bfd *, struct bfd_link_info *)); |
| 396 | |
| 397 | /* Generic add symbol routine. This version is used by targets for |
| 398 | which the linker must collect constructors and destructors by name, |
| 399 | as the collect2 program does. */ |
| 400 | extern boolean _bfd_generic_link_add_symbols_collect |
| 401 | PARAMS ((bfd *, struct bfd_link_info *)); |
| 402 | |
| 403 | /* Generic archive add symbol routine. */ |
| 404 | extern boolean _bfd_generic_link_add_archive_symbols |
| 405 | PARAMS ((bfd *, struct bfd_link_info *, |
| 406 | boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *))); |
| 407 | |
| 408 | |
| 409 | |
| 410 | /* Forward declaration to avoid prototype errors. */ |
| 411 | typedef struct bfd_link_hash_entry _bfd_link_hash_entry; |
| 412 | |
| 413 | /* Generic routine to add a single symbol. */ |
| 414 | extern boolean _bfd_generic_link_add_one_symbol |
| 415 | PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword, |
| 416 | asection *, bfd_vma, const char *, boolean copy, |
| 417 | boolean constructor, struct bfd_link_hash_entry **)); |
| 418 | |
| 419 | /* Generic link routine. */ |
| 420 | extern boolean _bfd_generic_final_link |
| 421 | PARAMS ((bfd *, struct bfd_link_info *)); |
| 422 | |
| 423 | extern boolean _bfd_generic_link_split_section |
| 424 | PARAMS ((bfd *, struct sec *)); |
| 425 | |
| 426 | /* Generic reloc_link_order processing routine. */ |
| 427 | extern boolean _bfd_generic_reloc_link_order |
| 428 | PARAMS ((bfd *, struct bfd_link_info *, asection *, |
| 429 | struct bfd_link_order *)); |
| 430 | |
| 431 | /* Default link order processing routine. */ |
| 432 | extern boolean _bfd_default_link_order |
| 433 | PARAMS ((bfd *, struct bfd_link_info *, asection *, |
| 434 | struct bfd_link_order *)); |
| 435 | |
| 436 | /* Count the number of reloc entries in a link order list. */ |
| 437 | extern unsigned int _bfd_count_link_order_relocs |
| 438 | PARAMS ((struct bfd_link_order *)); |
| 439 | |
| 440 | /* Final link relocation routine. */ |
| 441 | extern bfd_reloc_status_type _bfd_final_link_relocate |
| 442 | PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *, |
| 443 | bfd_vma address, bfd_vma value, bfd_vma addend)); |
| 444 | |
| 445 | /* Relocate a particular location by a howto and a value. */ |
| 446 | extern bfd_reloc_status_type _bfd_relocate_contents |
| 447 | PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *)); |
| 448 | |
| 449 | /* Link stabs in sections in the first pass. */ |
| 450 | |
| 451 | extern boolean _bfd_link_section_stabs |
| 452 | PARAMS ((bfd *, PTR *, asection *, asection *, PTR *)); |
| 453 | |
| 454 | /* Write out the .stab section when linking stabs in sections. */ |
| 455 | |
| 456 | extern boolean _bfd_write_section_stabs |
| 457 | PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_byte *)); |
| 458 | |
| 459 | /* Write out the .stabstr string table when linking stabs in sections. */ |
| 460 | |
| 461 | extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *)); |
| 462 | |
| 463 | /* Find an offset within a .stab section when linking stabs in |
| 464 | sections. */ |
| 465 | |
| 466 | extern bfd_vma _bfd_stab_section_offset |
| 467 | PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_vma)); |
| 468 | |
| 469 | /* Attempt to merge a SEC_MERGE section. */ |
| 470 | |
| 471 | extern boolean _bfd_merge_section |
| 472 | PARAMS ((bfd *, PTR *, asection *, PTR *)); |
| 473 | |
| 474 | /* Attempt to merge SEC_MERGE sections. */ |
| 475 | |
| 476 | extern boolean _bfd_merge_sections |
| 477 | PARAMS ((bfd *, PTR)); |
| 478 | |
| 479 | /* Write out a merged section. */ |
| 480 | |
| 481 | extern boolean _bfd_write_merged_section |
| 482 | PARAMS ((bfd *, asection *, PTR)); |
| 483 | |
| 484 | /* Find an offset within a modified SEC_MERGE section. */ |
| 485 | |
| 486 | extern bfd_vma _bfd_merged_section_offset |
| 487 | PARAMS ((bfd *, asection **, PTR, bfd_vma, bfd_vma)); |
| 488 | |
| 489 | /* Create a string table. */ |
| 490 | extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void)); |
| 491 | |
| 492 | /* Create an XCOFF .debug section style string table. */ |
| 493 | extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void)); |
| 494 | |
| 495 | /* Free a string table. */ |
| 496 | extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *)); |
| 497 | |
| 498 | /* Get the size of a string table. */ |
| 499 | extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *)); |
| 500 | |
| 501 | /* Add a string to a string table. */ |
| 502 | extern bfd_size_type _bfd_stringtab_add |
| 503 | PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash, |
| 504 | boolean copy)); |
| 505 | |
| 506 | /* Write out a string table. */ |
| 507 | extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *)); |
| 508 | |
| 509 | /* Check that endianness of input and output file match. */ |
| 510 | extern boolean _bfd_generic_verify_endian_match PARAMS ((bfd *, bfd *)); |
| 511 | \f |
| 512 | /* Macros to tell if bfds are read or write enabled. |
| 513 | |
| 514 | Note that bfds open for read may be scribbled into if the fd passed |
| 515 | to bfd_fdopenr is actually open both for read and write |
| 516 | simultaneously. However an output bfd will never be open for |
| 517 | read. Therefore sometimes you want to check bfd_read_p or |
| 518 | !bfd_read_p, and only sometimes bfd_write_p. |
| 519 | */ |
| 520 | |
| 521 | #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction) |
| 522 | #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction) |
| 523 | |
| 524 | void bfd_assert PARAMS ((const char*,int)); |
| 525 | |
| 526 | #define BFD_ASSERT(x) \ |
| 527 | { if (!(x)) bfd_assert(__FILE__,__LINE__); } |
| 528 | |
| 529 | #define BFD_FAIL() \ |
| 530 | { bfd_assert(__FILE__,__LINE__); } |
| 531 | |
| 532 | extern void _bfd_abort PARAMS ((const char *, int, const char *)) |
| 533 | ATTRIBUTE_NORETURN; |
| 534 | |
| 535 | /* if gcc >= 2.6, we can give a function name, too */ |
| 536 | #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) |
| 537 | #define __PRETTY_FUNCTION__ ((char *) NULL) |
| 538 | #endif |
| 539 | |
| 540 | #undef abort |
| 541 | #define abort() _bfd_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__) |
| 542 | |
| 543 | FILE * bfd_cache_lookup_worker PARAMS ((bfd *)); |
| 544 | |
| 545 | extern bfd *bfd_last_cache; |
| 546 | |
| 547 | /* List of supported target vectors, and the default vector (if |
| 548 | bfd_default_vector[0] is NULL, there is no default). */ |
| 549 | extern const bfd_target * const *bfd_target_vector; |
| 550 | extern const bfd_target *bfd_default_vector[]; |
| 551 | |
| 552 | /* Functions shared by the ECOFF and MIPS ELF backends, which have no |
| 553 | other common header files. */ |
| 554 | |
| 555 | #if defined(__STDC__) || defined(ALMOST_STDC) |
| 556 | struct ecoff_find_line; |
| 557 | #endif |
| 558 | |
| 559 | extern boolean _bfd_ecoff_locate_line |
| 560 | PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const, |
| 561 | const struct ecoff_debug_swap * const, struct ecoff_find_line *, |
| 562 | const char **, const char **, unsigned int *)); |
| 563 | extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *)); |
| 564 | extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *)); |
| 565 | extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *)); |
| 566 | |
| 567 | extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *)); |
| 568 | extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma)); |
| 569 | |
| 570 | /* Function shared by the COFF and ELF SH backends, which have no |
| 571 | other common header files. */ |
| 572 | |
| 573 | extern boolean _bfd_sh_align_load_span |
| 574 | PARAMS ((bfd *, asection *, bfd_byte *, |
| 575 | boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma), |
| 576 | PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *)); |
| 577 | |
| 578 | /* And more follows */ |
| 579 | |