* reloc.c (BFD_RELOC_MIPS_SUB): New relocation.
[binutils.git] / bfd / libbfd.h
blobe395f726af59c6c3e9d045c9a854da0dbbe6ace5
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, 98, 1999
4 Free Software Foundation, Inc.
5 Written by Cygnus Support.
7 ** NOTE: libbfd.h is a GENERATED file. Don't change it; instead,
8 ** change libbfd-in.h or the other BFD source files processed to
9 ** generate this file.
11 This file is part of BFD, the Binary File Descriptor library.
13 This program is free software; you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 2 of the License, or
16 (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
27 /* Align an address upward to a boundary, expressed as a number of bytes.
28 E.g. align to an 8-byte boundary with argument of 8. Take care never
29 to wrap around if the address is within boundary-1 of the end of the
30 address space. */
31 #define BFD_ALIGN(this, boundary) \
32 ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \
33 ? (((bfd_vma) (this) + ((boundary) - 1)) & (~((boundary)-1))) \
34 : ~ (bfd_vma) 0)
36 /* If you want to read and write large blocks, you might want to do it
37 in quanta of this amount */
38 #define DEFAULT_BUFFERSIZE 8192
40 /* Set a tdata field. Can't use the other macros for this, since they
41 do casts, and casting to the left of assignment isn't portable. */
42 #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
44 /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
45 to an instance of this structure. */
47 struct bfd_in_memory
49 /* Size of buffer. */
50 bfd_size_type size;
51 /* Buffer holding contents of BFD. */
52 bfd_byte *buffer;
55 /* tdata for an archive. For an input archive, cache
56 needs to be free()'d. For an output archive, symdefs do. */
58 struct artdata {
59 file_ptr first_file_filepos;
60 /* Speed up searching the armap */
61 struct ar_cache *cache;
62 bfd *archive_head; /* Only interesting in output routines */
63 carsym *symdefs; /* the symdef entries */
64 symindex symdef_count; /* how many there are */
65 char *extended_names; /* clever intel extension */
66 /* when more compilers are standard C, this can be a time_t */
67 long armap_timestamp; /* Timestamp value written into armap.
68 This is used for BSD archives to check
69 that the timestamp is recent enough
70 for the BSD linker to not complain,
71 just before we finish writing an
72 archive. */
73 file_ptr armap_datepos; /* Position within archive to seek to
74 rewrite the date field. */
75 PTR tdata; /* Backend specific information. */
78 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
80 /* Goes in bfd's arelt_data slot */
81 struct areltdata {
82 char * arch_header; /* it's actually a string */
83 unsigned int parsed_size; /* octets of filesize not including ar_hdr */
84 char *filename; /* null-terminated */
87 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
89 extern PTR bfd_malloc PARAMS ((size_t));
90 extern PTR bfd_realloc PARAMS ((PTR, size_t));
91 extern PTR bfd_zmalloc PARAMS ((size_t));
93 extern bfd_error_handler_type _bfd_error_handler;
95 /* These routines allocate and free things on the BFD's objalloc. */
97 extern PTR bfd_alloc PARAMS ((bfd *, size_t));
98 extern PTR bfd_zalloc PARAMS ((bfd *, size_t));
99 extern void bfd_release PARAMS ((bfd *, PTR));
101 bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
102 bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
103 boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
104 boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
105 const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
106 boolean bfd_slurp_armap PARAMS ((bfd *abfd));
107 boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
108 #define bfd_slurp_bsd_armap bfd_slurp_armap
109 #define bfd_slurp_coff_armap bfd_slurp_armap
110 boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
111 extern boolean _bfd_construct_extended_name_table
112 PARAMS ((bfd *, boolean, char **, bfd_size_type *));
113 boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
114 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
115 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
116 extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
117 bfd * _bfd_new_bfd PARAMS ((void));
119 boolean bfd_false PARAMS ((bfd *ignore));
120 boolean bfd_true PARAMS ((bfd *ignore));
121 PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
122 int bfd_0 PARAMS ((bfd *ignore));
123 unsigned int bfd_0u PARAMS ((bfd *ignore));
124 long bfd_0l PARAMS ((bfd *ignore));
125 long _bfd_n1 PARAMS ((bfd *ignore));
126 void bfd_void PARAMS ((bfd *ignore));
128 bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
129 const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
131 void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
132 char *hdr));
133 void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
134 char *hdr));
135 void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
136 char *hdr));
138 boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
139 struct orl *map, unsigned int orl_count, int stridx));
141 boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
142 struct orl *map, unsigned int orl_count, int stridx));
144 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
146 extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
148 bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
149 bfd *last_file));
151 int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
153 #define _bfd_read_ar_hdr(abfd) \
154 BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
156 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
157 BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
159 #define _bfd_generic_close_and_cleanup bfd_true
160 #define _bfd_generic_bfd_free_cached_info bfd_true
161 #define _bfd_generic_new_section_hook \
162 ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
163 extern boolean _bfd_generic_get_section_contents
164 PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
165 bfd_size_type count));
166 extern boolean _bfd_generic_get_section_contents_in_window
167 PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
169 /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
170 BFD_JUMP_TABLE_COPY (_bfd_generic). */
172 #define _bfd_generic_bfd_copy_private_bfd_data \
173 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
174 #define _bfd_generic_bfd_merge_private_bfd_data \
175 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
176 #define _bfd_generic_bfd_set_private_flags \
177 ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
178 #define _bfd_generic_bfd_copy_private_section_data \
179 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
180 #define _bfd_generic_bfd_copy_private_symbol_data \
181 ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
182 #define _bfd_generic_bfd_print_private_bfd_data \
183 ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
185 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
186 support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
188 extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
189 extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
190 extern boolean _bfd_nocore_core_file_matches_executable_p
191 PARAMS ((bfd *, bfd *));
193 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
194 file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
196 #define _bfd_noarchive_slurp_armap bfd_false
197 #define _bfd_noarchive_slurp_extended_name_table bfd_false
198 #define _bfd_noarchive_construct_extended_name_table \
199 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
200 bfd_false)
201 #define _bfd_noarchive_truncate_arname \
202 ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
203 #define _bfd_noarchive_write_armap \
204 ((boolean (*) \
205 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
206 bfd_false)
207 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
208 #define _bfd_noarchive_openr_next_archived_file \
209 ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
210 #define _bfd_noarchive_get_elt_at_index \
211 ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
212 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
213 #define _bfd_noarchive_update_armap_timestamp bfd_false
215 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
216 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
218 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
219 #define _bfd_archive_bsd_slurp_extended_name_table \
220 _bfd_slurp_extended_name_table
221 extern boolean _bfd_archive_bsd_construct_extended_name_table
222 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
223 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
224 #define _bfd_archive_bsd_write_armap bsd_write_armap
225 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
226 #define _bfd_archive_bsd_openr_next_archived_file \
227 bfd_generic_openr_next_archived_file
228 #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
229 #define _bfd_archive_bsd_generic_stat_arch_elt \
230 bfd_generic_stat_arch_elt
231 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
233 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
234 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
236 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
237 #define _bfd_archive_coff_slurp_extended_name_table \
238 _bfd_slurp_extended_name_table
239 extern boolean _bfd_archive_coff_construct_extended_name_table
240 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
241 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
242 #define _bfd_archive_coff_write_armap coff_write_armap
243 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
244 #define _bfd_archive_coff_openr_next_archived_file \
245 bfd_generic_openr_next_archived_file
246 #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
247 #define _bfd_archive_coff_generic_stat_arch_elt \
248 bfd_generic_stat_arch_elt
249 #define _bfd_archive_coff_update_armap_timestamp bfd_true
251 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
252 support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
254 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
255 #define _bfd_nosymbols_get_symtab \
256 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
257 #define _bfd_nosymbols_make_empty_symbol \
258 ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
259 #define _bfd_nosymbols_print_symbol \
260 ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
261 #define _bfd_nosymbols_get_symbol_info \
262 ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
263 #define _bfd_nosymbols_bfd_is_local_label_name \
264 ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false)
265 #define _bfd_nosymbols_get_lineno \
266 ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
267 #define _bfd_nosymbols_find_nearest_line \
268 ((boolean (*) \
269 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
270 const char **, unsigned int *))) \
271 bfd_false)
272 #define _bfd_nosymbols_bfd_make_debug_symbol \
273 ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
274 #define _bfd_nosymbols_read_minisymbols \
275 ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
276 #define _bfd_nosymbols_minisymbol_to_symbol \
277 ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
278 bfd_nullvoidptr)
280 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
281 support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
283 #define _bfd_norelocs_get_reloc_upper_bound \
284 ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
285 #define _bfd_norelocs_canonicalize_reloc \
286 ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
287 #define _bfd_norelocs_bfd_reloc_type_lookup \
288 ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
289 bfd_nullvoidptr)
291 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
292 be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
294 #define _bfd_nowrite_set_arch_mach \
295 ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
296 bfd_false)
297 #define _bfd_nowrite_set_section_contents \
298 ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
299 bfd_false)
301 /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
302 BFD_JUMP_TABLE_WRITE (_bfd_generic). */
304 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
305 extern boolean _bfd_generic_set_section_contents
306 PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
308 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
309 support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
311 #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
312 #define _bfd_nolink_bfd_get_relocated_section_contents \
313 ((bfd_byte *(*) \
314 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
315 bfd_byte *, boolean, asymbol **))) \
316 bfd_nullvoidptr)
317 #define _bfd_nolink_bfd_relax_section \
318 ((boolean (*) \
319 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
320 bfd_false)
321 #define _bfd_nolink_bfd_gc_sections \
322 ((boolean (*) \
323 PARAMS ((bfd *, struct bfd_link_info *))) \
324 bfd_false)
325 #define _bfd_nolink_bfd_link_hash_table_create \
326 ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
327 #define _bfd_nolink_bfd_link_add_symbols \
328 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
329 #define _bfd_nolink_bfd_final_link \
330 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
331 #define _bfd_nolink_bfd_link_split_section \
332 ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
334 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
335 have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
336 (_bfd_nodynamic). */
338 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
339 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
340 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
341 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
342 #define _bfd_nodynamic_canonicalize_dynamic_reloc \
343 ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
345 /* Generic routine to determine of the given symbol is a local
346 label. */
347 extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *));
349 /* Generic minisymbol routines. */
350 extern long _bfd_generic_read_minisymbols
351 PARAMS ((bfd *, boolean, PTR *, unsigned int *));
352 extern asymbol *_bfd_generic_minisymbol_to_symbol
353 PARAMS ((bfd *, boolean, const PTR, asymbol *));
355 /* Find the nearest line using .stab/.stabstr sections. */
356 extern boolean _bfd_stab_section_find_nearest_line
357 PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **,
358 const char **, unsigned int *, PTR *));
360 /* Find the neaderst line using DWARF 1 debugging information. */
361 extern boolean _bfd_dwarf1_find_nearest_line
362 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
363 const char **, unsigned int *));
365 /* Find the nearest line using DWARF 2 debugging information. */
366 extern boolean _bfd_dwarf2_find_nearest_line
367 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
368 const char **, unsigned int *));
370 /* A routine to create entries for a bfd_link_hash_table. */
371 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
372 PARAMS ((struct bfd_hash_entry *entry,
373 struct bfd_hash_table *table,
374 const char *string));
376 /* Initialize a bfd_link_hash_table. */
377 extern boolean _bfd_link_hash_table_init
378 PARAMS ((struct bfd_link_hash_table *, bfd *,
379 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
380 struct bfd_hash_table *,
381 const char *)));
383 /* Generic link hash table creation routine. */
384 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
385 PARAMS ((bfd *));
387 /* Generic add symbol routine. */
388 extern boolean _bfd_generic_link_add_symbols
389 PARAMS ((bfd *, struct bfd_link_info *));
391 /* Generic add symbol routine. This version is used by targets for
392 which the linker must collect constructors and destructors by name,
393 as the collect2 program does. */
394 extern boolean _bfd_generic_link_add_symbols_collect
395 PARAMS ((bfd *, struct bfd_link_info *));
397 /* Generic archive add symbol routine. */
398 extern boolean _bfd_generic_link_add_archive_symbols
399 PARAMS ((bfd *, struct bfd_link_info *,
400 boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
404 /* Forward declaration to avoid prototype errors. */
405 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
407 /* Generic routine to add a single symbol. */
408 extern boolean _bfd_generic_link_add_one_symbol
409 PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
410 asection *, bfd_vma, const char *, boolean copy,
411 boolean constructor, struct bfd_link_hash_entry **));
413 /* Generic link routine. */
414 extern boolean _bfd_generic_final_link
415 PARAMS ((bfd *, struct bfd_link_info *));
417 extern boolean _bfd_generic_link_split_section
418 PARAMS ((bfd *, struct sec *));
420 /* Generic reloc_link_order processing routine. */
421 extern boolean _bfd_generic_reloc_link_order
422 PARAMS ((bfd *, struct bfd_link_info *, asection *,
423 struct bfd_link_order *));
425 /* Default link order processing routine. */
426 extern boolean _bfd_default_link_order
427 PARAMS ((bfd *, struct bfd_link_info *, asection *,
428 struct bfd_link_order *));
430 /* Count the number of reloc entries in a link order list. */
431 extern unsigned int _bfd_count_link_order_relocs
432 PARAMS ((struct bfd_link_order *));
434 /* Final link relocation routine. */
435 extern bfd_reloc_status_type _bfd_final_link_relocate
436 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
437 bfd_vma address, bfd_vma value, bfd_vma addend));
439 /* Relocate a particular location by a howto and a value. */
440 extern bfd_reloc_status_type _bfd_relocate_contents
441 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
443 /* Link stabs in sections in the first pass. */
445 extern boolean _bfd_link_section_stabs
446 PARAMS ((bfd *, PTR *, asection *, asection *, PTR *));
448 /* Write out the .stab section when linking stabs in sections. */
450 extern boolean _bfd_write_section_stabs
451 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_byte *));
453 /* Write out the .stabstr string table when linking stabs in sections. */
455 extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *));
457 /* Find an offset within a .stab section when linking stabs in
458 sections. */
460 extern bfd_vma _bfd_stab_section_offset
461 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_vma));
463 /* Create a string table. */
464 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
466 /* Create an XCOFF .debug section style string table. */
467 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
469 /* Free a string table. */
470 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
472 /* Get the size of a string table. */
473 extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
475 /* Add a string to a string table. */
476 extern bfd_size_type _bfd_stringtab_add
477 PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
478 boolean copy));
480 /* Write out a string table. */
481 extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
483 /* Macros to tell if bfds are read or write enabled.
485 Note that bfds open for read may be scribbled into if the fd passed
486 to bfd_fdopenr is actually open both for read and write
487 simultaneously. However an output bfd will never be open for
488 read. Therefore sometimes you want to check bfd_read_p or
489 !bfd_read_p, and only sometimes bfd_write_p.
492 #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
493 #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
495 void bfd_assert PARAMS ((const char*,int));
497 #define BFD_ASSERT(x) \
498 { if (!(x)) bfd_assert(__FILE__,__LINE__); }
500 #define BFD_FAIL() \
501 { bfd_assert(__FILE__,__LINE__); }
503 FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
505 extern bfd *bfd_last_cache;
507 /* List of supported target vectors, and the default vector (if
508 bfd_default_vector[0] is NULL, there is no default). */
509 extern const bfd_target * const bfd_target_vector[];
510 extern const bfd_target *bfd_default_vector[];
512 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
513 other common header files. */
515 #if defined(__STDC__) || defined(ALMOST_STDC)
516 struct ecoff_find_line;
517 #endif
519 extern boolean _bfd_ecoff_locate_line
520 PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
521 const struct ecoff_debug_swap * const, struct ecoff_find_line *,
522 const char **, const char **, unsigned int *));
523 extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
524 extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
525 extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
527 extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
528 extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
530 /* Function shared by the COFF and ELF SH backends, which have no
531 other common header files. */
533 extern boolean _bfd_sh_align_load_span
534 PARAMS ((bfd *, asection *, bfd_byte *,
535 boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
536 PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
538 /* And more follows */
540 void
541 bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd, int i));
543 unsigned int
544 bfd_log2 PARAMS ((bfd_vma x));
546 #define BFD_CACHE_MAX_OPEN 10
547 extern bfd *bfd_last_cache;
549 #define bfd_cache_lookup(x) \
550 ((x)==bfd_last_cache? \
551 (FILE*)(bfd_last_cache->iostream): \
552 bfd_cache_lookup_worker(x))
553 boolean
554 bfd_cache_init PARAMS ((bfd *abfd));
556 boolean
557 bfd_cache_close PARAMS ((bfd *abfd));
559 FILE*
560 bfd_open_file PARAMS ((bfd *abfd));
562 FILE *
563 bfd_cache_lookup_worker PARAMS ((bfd *abfd));
565 #ifdef _BFD_MAKE_TABLE_bfd_reloc_code_real
567 static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
569 "BFD_RELOC_64",
570 "BFD_RELOC_32",
571 "BFD_RELOC_26",
572 "BFD_RELOC_24",
573 "BFD_RELOC_16",
574 "BFD_RELOC_14",
575 "BFD_RELOC_8",
576 "BFD_RELOC_64_PCREL",
577 "BFD_RELOC_32_PCREL",
578 "BFD_RELOC_24_PCREL",
579 "BFD_RELOC_16_PCREL",
580 "BFD_RELOC_12_PCREL",
581 "BFD_RELOC_8_PCREL",
582 "BFD_RELOC_32_GOT_PCREL",
583 "BFD_RELOC_16_GOT_PCREL",
584 "BFD_RELOC_8_GOT_PCREL",
585 "BFD_RELOC_32_GOTOFF",
586 "BFD_RELOC_16_GOTOFF",
587 "BFD_RELOC_LO16_GOTOFF",
588 "BFD_RELOC_HI16_GOTOFF",
589 "BFD_RELOC_HI16_S_GOTOFF",
590 "BFD_RELOC_8_GOTOFF",
591 "BFD_RELOC_32_PLT_PCREL",
592 "BFD_RELOC_24_PLT_PCREL",
593 "BFD_RELOC_16_PLT_PCREL",
594 "BFD_RELOC_8_PLT_PCREL",
595 "BFD_RELOC_32_PLTOFF",
596 "BFD_RELOC_16_PLTOFF",
597 "BFD_RELOC_LO16_PLTOFF",
598 "BFD_RELOC_HI16_PLTOFF",
599 "BFD_RELOC_HI16_S_PLTOFF",
600 "BFD_RELOC_8_PLTOFF",
601 "BFD_RELOC_68K_GLOB_DAT",
602 "BFD_RELOC_68K_JMP_SLOT",
603 "BFD_RELOC_68K_RELATIVE",
604 "BFD_RELOC_32_BASEREL",
605 "BFD_RELOC_16_BASEREL",
606 "BFD_RELOC_LO16_BASEREL",
607 "BFD_RELOC_HI16_BASEREL",
608 "BFD_RELOC_HI16_S_BASEREL",
609 "BFD_RELOC_8_BASEREL",
610 "BFD_RELOC_RVA",
611 "BFD_RELOC_8_FFnn",
612 "BFD_RELOC_32_PCREL_S2",
613 "BFD_RELOC_16_PCREL_S2",
614 "BFD_RELOC_23_PCREL_S2",
615 "BFD_RELOC_HI22",
616 "BFD_RELOC_LO10",
617 "BFD_RELOC_GPREL16",
618 "BFD_RELOC_GPREL32",
619 "BFD_RELOC_I960_CALLJ",
620 "BFD_RELOC_NONE",
621 "BFD_RELOC_SPARC_WDISP22",
622 "BFD_RELOC_SPARC22",
623 "BFD_RELOC_SPARC13",
624 "BFD_RELOC_SPARC_GOT10",
625 "BFD_RELOC_SPARC_GOT13",
626 "BFD_RELOC_SPARC_GOT22",
627 "BFD_RELOC_SPARC_PC10",
628 "BFD_RELOC_SPARC_PC22",
629 "BFD_RELOC_SPARC_WPLT30",
630 "BFD_RELOC_SPARC_COPY",
631 "BFD_RELOC_SPARC_GLOB_DAT",
632 "BFD_RELOC_SPARC_JMP_SLOT",
633 "BFD_RELOC_SPARC_RELATIVE",
634 "BFD_RELOC_SPARC_UA32",
635 "BFD_RELOC_SPARC_BASE13",
636 "BFD_RELOC_SPARC_BASE22",
637 "BFD_RELOC_SPARC_10",
638 "BFD_RELOC_SPARC_11",
639 "BFD_RELOC_SPARC_OLO10",
640 "BFD_RELOC_SPARC_HH22",
641 "BFD_RELOC_SPARC_HM10",
642 "BFD_RELOC_SPARC_LM22",
643 "BFD_RELOC_SPARC_PC_HH22",
644 "BFD_RELOC_SPARC_PC_HM10",
645 "BFD_RELOC_SPARC_PC_LM22",
646 "BFD_RELOC_SPARC_WDISP16",
647 "BFD_RELOC_SPARC_WDISP19",
648 "BFD_RELOC_SPARC_7",
649 "BFD_RELOC_SPARC_6",
650 "BFD_RELOC_SPARC_5",
651 "BFD_RELOC_SPARC_PLT64",
652 "BFD_RELOC_SPARC_HIX22",
653 "BFD_RELOC_SPARC_LOX10",
654 "BFD_RELOC_SPARC_H44",
655 "BFD_RELOC_SPARC_M44",
656 "BFD_RELOC_SPARC_L44",
657 "BFD_RELOC_SPARC_REGISTER",
658 "BFD_RELOC_SPARC_REV32",
659 "BFD_RELOC_ALPHA_GPDISP_HI16",
660 "BFD_RELOC_ALPHA_GPDISP_LO16",
661 "BFD_RELOC_ALPHA_GPDISP",
662 "BFD_RELOC_ALPHA_LITERAL",
663 "BFD_RELOC_ALPHA_ELF_LITERAL",
664 "BFD_RELOC_ALPHA_LITUSE",
665 "BFD_RELOC_ALPHA_HINT",
666 "BFD_RELOC_ALPHA_LINKAGE",
667 "BFD_RELOC_ALPHA_CODEADDR",
668 "BFD_RELOC_MIPS_JMP",
669 "BFD_RELOC_MIPS16_JMP",
670 "BFD_RELOC_MIPS16_GPREL",
671 "BFD_RELOC_HI16",
672 "BFD_RELOC_HI16_S",
673 "BFD_RELOC_LO16",
674 "BFD_RELOC_PCREL_HI16_S",
675 "BFD_RELOC_PCREL_LO16",
676 "BFD_RELOC_MIPS_LITERAL",
677 "BFD_RELOC_MIPS_GOT16",
678 "BFD_RELOC_MIPS_CALL16",
679 "BFD_RELOC_MIPS_GOT_HI16",
680 "BFD_RELOC_MIPS_GOT_LO16",
681 "BFD_RELOC_MIPS_CALL_HI16",
682 "BFD_RELOC_MIPS_CALL_LO16",
683 "BFD_RELOC_MIPS_SUB",
684 "BFD_RELOC_MIPS_GOT_PAGE",
685 "BFD_RELOC_MIPS_GOT_OFST",
686 "BFD_RELOC_MIPS_GOT_DISP",
688 "BFD_RELOC_386_GOT32",
689 "BFD_RELOC_386_PLT32",
690 "BFD_RELOC_386_COPY",
691 "BFD_RELOC_386_GLOB_DAT",
692 "BFD_RELOC_386_JUMP_SLOT",
693 "BFD_RELOC_386_RELATIVE",
694 "BFD_RELOC_386_GOTOFF",
695 "BFD_RELOC_386_GOTPC",
696 "BFD_RELOC_NS32K_IMM_8",
697 "BFD_RELOC_NS32K_IMM_16",
698 "BFD_RELOC_NS32K_IMM_32",
699 "BFD_RELOC_NS32K_IMM_8_PCREL",
700 "BFD_RELOC_NS32K_IMM_16_PCREL",
701 "BFD_RELOC_NS32K_IMM_32_PCREL",
702 "BFD_RELOC_NS32K_DISP_8",
703 "BFD_RELOC_NS32K_DISP_16",
704 "BFD_RELOC_NS32K_DISP_32",
705 "BFD_RELOC_NS32K_DISP_8_PCREL",
706 "BFD_RELOC_NS32K_DISP_16_PCREL",
707 "BFD_RELOC_NS32K_DISP_32_PCREL",
708 "BFD_RELOC_PPC_B26",
709 "BFD_RELOC_PPC_BA26",
710 "BFD_RELOC_PPC_TOC16",
711 "BFD_RELOC_PPC_B16",
712 "BFD_RELOC_PPC_B16_BRTAKEN",
713 "BFD_RELOC_PPC_B16_BRNTAKEN",
714 "BFD_RELOC_PPC_BA16",
715 "BFD_RELOC_PPC_BA16_BRTAKEN",
716 "BFD_RELOC_PPC_BA16_BRNTAKEN",
717 "BFD_RELOC_PPC_COPY",
718 "BFD_RELOC_PPC_GLOB_DAT",
719 "BFD_RELOC_PPC_JMP_SLOT",
720 "BFD_RELOC_PPC_RELATIVE",
721 "BFD_RELOC_PPC_LOCAL24PC",
722 "BFD_RELOC_PPC_EMB_NADDR32",
723 "BFD_RELOC_PPC_EMB_NADDR16",
724 "BFD_RELOC_PPC_EMB_NADDR16_LO",
725 "BFD_RELOC_PPC_EMB_NADDR16_HI",
726 "BFD_RELOC_PPC_EMB_NADDR16_HA",
727 "BFD_RELOC_PPC_EMB_SDAI16",
728 "BFD_RELOC_PPC_EMB_SDA2I16",
729 "BFD_RELOC_PPC_EMB_SDA2REL",
730 "BFD_RELOC_PPC_EMB_SDA21",
731 "BFD_RELOC_PPC_EMB_MRKREF",
732 "BFD_RELOC_PPC_EMB_RELSEC16",
733 "BFD_RELOC_PPC_EMB_RELST_LO",
734 "BFD_RELOC_PPC_EMB_RELST_HI",
735 "BFD_RELOC_PPC_EMB_RELST_HA",
736 "BFD_RELOC_PPC_EMB_BIT_FLD",
737 "BFD_RELOC_PPC_EMB_RELSDA",
738 "BFD_RELOC_CTOR",
739 "BFD_RELOC_ARM_PCREL_BRANCH",
740 "BFD_RELOC_ARM_IMMEDIATE",
741 "BFD_RELOC_ARM_OFFSET_IMM",
742 "BFD_RELOC_ARM_SHIFT_IMM",
743 "BFD_RELOC_ARM_SWI",
744 "BFD_RELOC_ARM_MULTI",
745 "BFD_RELOC_ARM_CP_OFF_IMM",
746 "BFD_RELOC_ARM_ADR_IMM",
747 "BFD_RELOC_ARM_LDR_IMM",
748 "BFD_RELOC_ARM_LITERAL",
749 "BFD_RELOC_ARM_IN_POOL",
750 "BFD_RELOC_ARM_OFFSET_IMM8",
751 "BFD_RELOC_ARM_HWLITERAL",
752 "BFD_RELOC_ARM_THUMB_ADD",
753 "BFD_RELOC_ARM_THUMB_IMM",
754 "BFD_RELOC_ARM_THUMB_SHIFT",
755 "BFD_RELOC_ARM_THUMB_OFFSET",
756 "BFD_RELOC_ARM_GOT12",
757 "BFD_RELOC_ARM_GOT32",
758 "BFD_RELOC_ARM_JUMP_SLOT",
759 "BFD_RELOC_ARM_COPY",
760 "BFD_RELOC_ARM_GLOB_DAT",
761 "BFD_RELOC_ARM_PLT32",
762 "BFD_RELOC_ARM_RELATIVE",
763 "BFD_RELOC_ARM_GOTOFF",
764 "BFD_RELOC_ARM_GOTPC",
765 "BFD_RELOC_SH_PCDISP8BY2",
766 "BFD_RELOC_SH_PCDISP12BY2",
767 "BFD_RELOC_SH_IMM4",
768 "BFD_RELOC_SH_IMM4BY2",
769 "BFD_RELOC_SH_IMM4BY4",
770 "BFD_RELOC_SH_IMM8",
771 "BFD_RELOC_SH_IMM8BY2",
772 "BFD_RELOC_SH_IMM8BY4",
773 "BFD_RELOC_SH_PCRELIMM8BY2",
774 "BFD_RELOC_SH_PCRELIMM8BY4",
775 "BFD_RELOC_SH_SWITCH16",
776 "BFD_RELOC_SH_SWITCH32",
777 "BFD_RELOC_SH_USES",
778 "BFD_RELOC_SH_COUNT",
779 "BFD_RELOC_SH_ALIGN",
780 "BFD_RELOC_SH_CODE",
781 "BFD_RELOC_SH_DATA",
782 "BFD_RELOC_SH_LABEL",
783 "BFD_RELOC_THUMB_PCREL_BRANCH9",
784 "BFD_RELOC_THUMB_PCREL_BRANCH12",
785 "BFD_RELOC_THUMB_PCREL_BRANCH23",
786 "BFD_RELOC_ARC_B22_PCREL",
787 "BFD_RELOC_ARC_B26",
788 "BFD_RELOC_D10V_10_PCREL_R",
789 "BFD_RELOC_D10V_10_PCREL_L",
790 "BFD_RELOC_D10V_18",
791 "BFD_RELOC_D10V_18_PCREL",
792 "BFD_RELOC_D30V_6",
793 "BFD_RELOC_D30V_9_PCREL",
794 "BFD_RELOC_D30V_9_PCREL_R",
795 "BFD_RELOC_D30V_15",
796 "BFD_RELOC_D30V_15_PCREL",
797 "BFD_RELOC_D30V_15_PCREL_R",
798 "BFD_RELOC_D30V_21",
799 "BFD_RELOC_D30V_21_PCREL",
800 "BFD_RELOC_D30V_21_PCREL_R",
801 "BFD_RELOC_D30V_32",
802 "BFD_RELOC_D30V_32_PCREL",
803 "BFD_RELOC_M32R_24",
804 "BFD_RELOC_M32R_10_PCREL",
805 "BFD_RELOC_M32R_18_PCREL",
806 "BFD_RELOC_M32R_26_PCREL",
807 "BFD_RELOC_M32R_HI16_ULO",
808 "BFD_RELOC_M32R_HI16_SLO",
809 "BFD_RELOC_M32R_LO16",
810 "BFD_RELOC_M32R_SDA16",
811 "BFD_RELOC_V850_9_PCREL",
812 "BFD_RELOC_V850_22_PCREL",
813 "BFD_RELOC_V850_SDA_16_16_OFFSET",
814 "BFD_RELOC_V850_SDA_15_16_OFFSET",
815 "BFD_RELOC_V850_ZDA_16_16_OFFSET",
816 "BFD_RELOC_V850_ZDA_15_16_OFFSET",
817 "BFD_RELOC_V850_TDA_6_8_OFFSET",
818 "BFD_RELOC_V850_TDA_7_8_OFFSET",
819 "BFD_RELOC_V850_TDA_7_7_OFFSET",
820 "BFD_RELOC_V850_TDA_16_16_OFFSET",
821 "BFD_RELOC_V850_TDA_4_5_OFFSET",
822 "BFD_RELOC_V850_TDA_4_4_OFFSET",
823 "BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET",
824 "BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET",
825 "BFD_RELOC_V850_CALLT_6_7_OFFSET",
826 "BFD_RELOC_V850_CALLT_16_16_OFFSET",
828 "BFD_RELOC_MN10300_32_PCREL",
829 "BFD_RELOC_MN10300_16_PCREL",
830 "BFD_RELOC_TIC30_LDP",
831 "BFD_RELOC_FR30_48",
832 "BFD_RELOC_FR30_20",
833 "BFD_RELOC_FR30_6_IN_4",
834 "BFD_RELOC_FR30_8_IN_8",
835 "BFD_RELOC_FR30_9_IN_8",
836 "BFD_RELOC_FR30_10_IN_8",
837 "BFD_RELOC_FR30_9_PCREL",
838 "BFD_RELOC_FR30_12_PCREL",
839 "BFD_RELOC_MCORE_PCREL_IMM8BY4",
840 "BFD_RELOC_MCORE_PCREL_IMM11BY2",
841 "BFD_RELOC_MCORE_PCREL_IMM4BY2",
842 "BFD_RELOC_MCORE_PCREL_32",
843 "BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2",
844 "BFD_RELOC_MCORE_RVA",
845 "BFD_RELOC_VTABLE_INHERIT",
846 "BFD_RELOC_VTABLE_ENTRY",
847 "@@overflow: BFD_RELOC_UNUSED@@",
849 #endif
851 reloc_howto_type *
852 bfd_default_reloc_type_lookup
853 PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
855 boolean
856 bfd_generic_relax_section
857 PARAMS ((bfd *abfd,
858 asection *section,
859 struct bfd_link_info *,
860 boolean *));
862 boolean
863 bfd_generic_gc_sections
864 PARAMS ((bfd *, struct bfd_link_info *));
866 bfd_byte *
868 bfd_generic_get_relocated_section_contents PARAMS ((bfd *abfd,
869 struct bfd_link_info *link_info,
870 struct bfd_link_order *link_order,
871 bfd_byte *data,
872 boolean relocateable,
873 asymbol **symbols));
875 extern const bfd_arch_info_type bfd_default_arch_struct;
876 boolean
877 bfd_default_set_arch_mach PARAMS ((bfd *abfd,
878 enum bfd_architecture arch,
879 unsigned long mach));
881 const bfd_arch_info_type *
882 bfd_default_compatible
883 PARAMS ((const bfd_arch_info_type *a,
884 const bfd_arch_info_type *b));
886 boolean
887 bfd_default_scan PARAMS ((const struct bfd_arch_info *info, const char *string));
889 struct elf_internal_shdr *
890 bfd_elf_find_section PARAMS ((bfd *abfd, char *name));