1 /* libbfd.h -- Declarations used by bfd library *implementation*.
2 (This include file is not for users of the library.)
3 Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 1998 Free Software Foundation, Inc.
4 Written by Cygnus Support.
6 ** NOTE: libbfd.h is a GENERATED file. Don't change it; instead,
7 ** change libbfd-in.h or the other BFD source files processed to
10 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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
24 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28 #define _(String) dgettext (PACKAGE, String)
30 #define N_(String) gettext_noop (String)
32 #define N_(String) (String)
35 /* Stubs that do something close enough. */
36 #define textdomain(String) (String)
37 #define gettext(String) (String)
38 #define dgettext(Domain,Message) (Message)
39 #define dcgettext(Domain,Message,Type) (Message)
40 #define bindtextdomain(Domain,Directory) (Domain)
41 #define _(String) (String)
42 #define N_(String) (String)
43 /* In this case we don't care about the value. */
49 /* Align an address upward to a boundary, expressed as a number of bytes.
50 E.g. align to an 8-byte boundary with argument of 8. Take care never
51 to wrap around if the address is within boundary-1 of the end of the
53 #define BFD_ALIGN(this, boundary) \
54 ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \
55 ? (((bfd_vma) (this) + ((boundary) - 1)) & (~((boundary)-1))) \
58 /* If you want to read and write large blocks, you might want to do it
59 in quanta of this amount */
60 #define DEFAULT_BUFFERSIZE 8192
62 /* Set a tdata field. Can't use the other macros for this, since they
63 do casts, and casting to the left of assignment isn't portable. */
64 #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
66 /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
67 to an instance of this structure. */
73 /* Buffer holding contents of BFD. */
77 /* tdata for an archive. For an input archive, cache
78 needs to be free()'d. For an output archive, symdefs do. */
81 file_ptr first_file_filepos;
82 /* Speed up searching the armap */
83 struct ar_cache *cache;
84 bfd *archive_head; /* Only interesting in output routines */
85 carsym *symdefs; /* the symdef entries */
86 symindex symdef_count; /* how many there are */
87 char *extended_names; /* clever intel extension */
88 /* when more compilers are standard C, this can be a time_t */
89 long armap_timestamp; /* Timestamp value written into armap.
90 This is used for BSD archives to check
91 that the timestamp is recent enough
92 for the BSD linker to not complain,
93 just before we finish writing an
95 file_ptr armap_datepos; /* Position within archive to seek to
96 rewrite the date field. */
97 PTR tdata; /* Backend specific information. */
100 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
102 /* Goes in bfd's arelt_data slot */
104 char * arch_header; /* it's actually a string */
105 unsigned int parsed_size; /* octets of filesize not including ar_hdr */
106 char *filename; /* null-terminated */
109 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
111 extern PTR bfd_malloc PARAMS ((size_t));
112 extern PTR bfd_realloc PARAMS ((PTR, size_t));
113 extern PTR bfd_zmalloc PARAMS ((size_t));
115 extern bfd_error_handler_type _bfd_error_handler;
117 /* These routines allocate and free things on the BFD's objalloc. */
119 extern PTR bfd_alloc PARAMS ((bfd *, size_t));
120 extern PTR bfd_zalloc PARAMS ((bfd *, size_t));
121 extern void bfd_release PARAMS ((bfd *, PTR));
123 bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
124 bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
125 boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
126 boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
127 const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
128 boolean bfd_slurp_armap PARAMS ((bfd *abfd));
129 boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
130 #define bfd_slurp_bsd_armap bfd_slurp_armap
131 #define bfd_slurp_coff_armap bfd_slurp_armap
132 boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
133 extern boolean _bfd_construct_extended_name_table
134 PARAMS ((bfd *, boolean, char **, bfd_size_type *));
135 boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
136 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
137 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
138 extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
139 bfd * _bfd_new_bfd PARAMS ((void));
141 boolean bfd_false PARAMS ((bfd *ignore));
142 boolean bfd_true PARAMS ((bfd *ignore));
143 PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
144 int bfd_0 PARAMS ((bfd *ignore));
145 unsigned int bfd_0u PARAMS ((bfd *ignore));
146 long bfd_0l PARAMS ((bfd *ignore));
147 long _bfd_n1 PARAMS ((bfd *ignore));
148 void bfd_void PARAMS ((bfd *ignore));
150 bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
151 const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
153 void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
155 void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
157 void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
160 boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
161 struct orl *map, unsigned int orl_count, int stridx));
163 boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
164 struct orl *map, unsigned int orl_count, int stridx));
166 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
168 extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
170 bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
173 int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
175 #define _bfd_read_ar_hdr(abfd) \
176 BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
178 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
179 BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
181 #define _bfd_generic_close_and_cleanup bfd_true
182 #define _bfd_generic_bfd_free_cached_info bfd_true
183 #define _bfd_generic_new_section_hook \
184 ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
185 extern boolean _bfd_generic_get_section_contents
186 PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
187 bfd_size_type count));
188 extern boolean _bfd_generic_get_section_contents_in_window
189 PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
191 /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
192 BFD_JUMP_TABLE_COPY (_bfd_generic). */
194 #define _bfd_generic_bfd_copy_private_bfd_data \
195 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
196 #define _bfd_generic_bfd_merge_private_bfd_data \
197 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
198 #define _bfd_generic_bfd_set_private_flags \
199 ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
200 #define _bfd_generic_bfd_copy_private_section_data \
201 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
202 #define _bfd_generic_bfd_copy_private_symbol_data \
203 ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
204 #define _bfd_generic_bfd_print_private_bfd_data \
205 ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
207 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
208 support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
210 extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
211 extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
212 extern boolean _bfd_nocore_core_file_matches_executable_p
213 PARAMS ((bfd *, bfd *));
215 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
216 file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
218 #define _bfd_noarchive_slurp_armap bfd_false
219 #define _bfd_noarchive_slurp_extended_name_table bfd_false
220 #define _bfd_noarchive_construct_extended_name_table \
221 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
223 #define _bfd_noarchive_truncate_arname \
224 ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
225 #define _bfd_noarchive_write_armap \
227 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
229 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
230 #define _bfd_noarchive_openr_next_archived_file \
231 ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
232 #define _bfd_noarchive_get_elt_at_index \
233 ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
234 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
235 #define _bfd_noarchive_update_armap_timestamp bfd_false
237 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
238 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
240 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
241 #define _bfd_archive_bsd_slurp_extended_name_table \
242 _bfd_slurp_extended_name_table
243 extern boolean _bfd_archive_bsd_construct_extended_name_table
244 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
245 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
246 #define _bfd_archive_bsd_write_armap bsd_write_armap
247 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
248 #define _bfd_archive_bsd_openr_next_archived_file \
249 bfd_generic_openr_next_archived_file
250 #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
251 #define _bfd_archive_bsd_generic_stat_arch_elt \
252 bfd_generic_stat_arch_elt
253 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
255 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
256 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
258 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
259 #define _bfd_archive_coff_slurp_extended_name_table \
260 _bfd_slurp_extended_name_table
261 extern boolean _bfd_archive_coff_construct_extended_name_table
262 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
263 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
264 #define _bfd_archive_coff_write_armap coff_write_armap
265 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
266 #define _bfd_archive_coff_openr_next_archived_file \
267 bfd_generic_openr_next_archived_file
268 #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
269 #define _bfd_archive_coff_generic_stat_arch_elt \
270 bfd_generic_stat_arch_elt
271 #define _bfd_archive_coff_update_armap_timestamp bfd_true
273 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
274 support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
276 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
277 #define _bfd_nosymbols_get_symtab \
278 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
279 #define _bfd_nosymbols_make_empty_symbol \
280 ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
281 #define _bfd_nosymbols_print_symbol \
282 ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
283 #define _bfd_nosymbols_get_symbol_info \
284 ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
285 #define _bfd_nosymbols_bfd_is_local_label_name \
286 ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false)
287 #define _bfd_nosymbols_get_lineno \
288 ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
289 #define _bfd_nosymbols_find_nearest_line \
291 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
292 const char **, unsigned int *))) \
294 #define _bfd_nosymbols_bfd_make_debug_symbol \
295 ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
296 #define _bfd_nosymbols_read_minisymbols \
297 ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
298 #define _bfd_nosymbols_minisymbol_to_symbol \
299 ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
302 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
303 support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
305 #define _bfd_norelocs_get_reloc_upper_bound \
306 ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
307 #define _bfd_norelocs_canonicalize_reloc \
308 ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
309 #define _bfd_norelocs_bfd_reloc_type_lookup \
310 ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
313 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
314 be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
316 #define _bfd_nowrite_set_arch_mach \
317 ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
319 #define _bfd_nowrite_set_section_contents \
320 ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
323 /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
324 BFD_JUMP_TABLE_WRITE (_bfd_generic). */
326 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
327 extern boolean _bfd_generic_set_section_contents
328 PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
330 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
331 support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
333 #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
334 #define _bfd_nolink_bfd_get_relocated_section_contents \
336 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
337 bfd_byte *, boolean, asymbol **))) \
339 #define _bfd_nolink_bfd_relax_section \
341 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
343 #define _bfd_nolink_bfd_link_hash_table_create \
344 ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
345 #define _bfd_nolink_bfd_link_add_symbols \
346 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
347 #define _bfd_nolink_bfd_final_link \
348 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
349 #define _bfd_nolink_bfd_link_split_section \
350 ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
352 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
353 have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
356 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
357 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
358 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
359 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
360 #define _bfd_nodynamic_canonicalize_dynamic_reloc \
361 ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
363 /* Generic routine to determine of the given symbol is a local
365 extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *));
367 /* Generic minisymbol routines. */
368 extern long _bfd_generic_read_minisymbols
369 PARAMS ((bfd *, boolean, PTR *, unsigned int *));
370 extern asymbol *_bfd_generic_minisymbol_to_symbol
371 PARAMS ((bfd *, boolean, const PTR, asymbol *));
373 /* Find the nearest line using .stab/.stabstr sections. */
374 extern boolean _bfd_stab_section_find_nearest_line
375 PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **,
376 const char **, unsigned int *, PTR *));
378 /* Find the nearest line using DWARF 2 debugging information. */
379 extern boolean _bfd_dwarf2_find_nearest_line
380 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
381 const char **, unsigned int *));
383 /* A routine to create entries for a bfd_link_hash_table. */
384 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
385 PARAMS ((struct bfd_hash_entry *entry,
386 struct bfd_hash_table *table,
387 const char *string));
389 /* Initialize a bfd_link_hash_table. */
390 extern boolean _bfd_link_hash_table_init
391 PARAMS ((struct bfd_link_hash_table *, bfd *,
392 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
393 struct bfd_hash_table *,
396 /* Generic link hash table creation routine. */
397 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
400 /* Generic add symbol routine. */
401 extern boolean _bfd_generic_link_add_symbols
402 PARAMS ((bfd *, struct bfd_link_info *));
404 /* Generic add symbol routine. This version is used by targets for
405 which the linker must collect constructors and destructors by name,
406 as the collect2 program does. */
407 extern boolean _bfd_generic_link_add_symbols_collect
408 PARAMS ((bfd *, struct bfd_link_info *));
410 /* Generic archive add symbol routine. */
411 extern boolean _bfd_generic_link_add_archive_symbols
412 PARAMS ((bfd *, struct bfd_link_info *,
413 boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
417 /* Forward declaration to avoid prototype errors. */
418 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
420 /* Generic routine to add a single symbol. */
421 extern boolean _bfd_generic_link_add_one_symbol
422 PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
423 asection *, bfd_vma, const char *, boolean copy,
424 boolean constructor, struct bfd_link_hash_entry **));
426 /* Generic link routine. */
427 extern boolean _bfd_generic_final_link
428 PARAMS ((bfd *, struct bfd_link_info *));
430 extern boolean _bfd_generic_link_split_section
431 PARAMS ((bfd *, struct sec *));
433 /* Generic reloc_link_order processing routine. */
434 extern boolean _bfd_generic_reloc_link_order
435 PARAMS ((bfd *, struct bfd_link_info *, asection *,
436 struct bfd_link_order *));
438 /* Default link order processing routine. */
439 extern boolean _bfd_default_link_order
440 PARAMS ((bfd *, struct bfd_link_info *, asection *,
441 struct bfd_link_order *));
443 /* Count the number of reloc entries in a link order list. */
444 extern unsigned int _bfd_count_link_order_relocs
445 PARAMS ((struct bfd_link_order *));
447 /* Final link relocation routine. */
448 extern bfd_reloc_status_type _bfd_final_link_relocate
449 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
450 bfd_vma address, bfd_vma value, bfd_vma addend));
452 /* Relocate a particular location by a howto and a value. */
453 extern bfd_reloc_status_type _bfd_relocate_contents
454 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
456 /* Link stabs in sections in the first pass. */
458 extern boolean _bfd_link_section_stabs
459 PARAMS ((bfd *, PTR *, asection *, asection *, PTR *));
461 /* Write out the .stab section when linking stabs in sections. */
463 extern boolean _bfd_write_section_stabs
464 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_byte *));
466 /* Write out the .stabstr string table when linking stabs in sections. */
468 extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *));
470 /* Find an offset within a .stab section when linking stabs in
473 extern bfd_vma _bfd_stab_section_offset
474 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_vma));
476 /* Create a string table. */
477 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
479 /* Create an XCOFF .debug section style string table. */
480 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
482 /* Free a string table. */
483 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
485 /* Get the size of a string table. */
486 extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
488 /* Add a string to a string table. */
489 extern bfd_size_type _bfd_stringtab_add
490 PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
493 /* Write out a string table. */
494 extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
496 /* Macros to tell if bfds are read or write enabled.
498 Note that bfds open for read may be scribbled into if the fd passed
499 to bfd_fdopenr is actually open both for read and write
500 simultaneously. However an output bfd will never be open for
501 read. Therefore sometimes you want to check bfd_read_p or
502 !bfd_read_p, and only sometimes bfd_write_p.
505 #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
506 #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
508 void bfd_assert PARAMS ((const char*,int));
510 #define BFD_ASSERT(x) \
511 { if (!(x)) bfd_assert(__FILE__,__LINE__); }
514 { bfd_assert(__FILE__,__LINE__); }
516 FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
518 extern bfd *bfd_last_cache;
520 /* List of supported target vectors, and the default vector (if
521 bfd_default_vector[0] is NULL, there is no default). */
522 extern const bfd_target * const bfd_target_vector[];
523 extern const bfd_target *bfd_default_vector[];
525 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
526 other common header files. */
528 #if defined(__STDC__) || defined(ALMOST_STDC)
529 struct ecoff_find_line;
532 extern boolean _bfd_ecoff_locate_line
533 PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
534 const struct ecoff_debug_swap * const, struct ecoff_find_line *,
535 const char **, const char **, unsigned int *));
536 extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
537 extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
538 extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
540 extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
541 extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
543 /* Function shared by the COFF and ELF SH backends, which have no
544 other common header files. */
546 extern boolean _bfd_sh_align_load_span
547 PARAMS ((bfd *, asection *, bfd_byte *,
548 boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
549 PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
551 /* And more follows */