d55009981494c17562b617d56d041f7e158ea218
[deliverable/binutils-gdb.git] / bfd / libbfd.h
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, 1997 Free Software Foundation, Inc.
4 Written by Cygnus Support.
5
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
8 ** generate this file.
9
10 This file is part of BFD, the Binary File Descriptor library.
11
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2 of the License, or
15 (at your option) any later version.
16
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
21
22 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software
24 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
25
26 /* Align an address upward to a boundary, expressed as a number of bytes.
27 E.g. align to an 8-byte boundary with argument of 8. */
28 #define BFD_ALIGN(this, boundary) \
29 ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
30
31 /* If you want to read and write large blocks, you might want to do it
32 in quanta of this amount */
33 #define DEFAULT_BUFFERSIZE 8192
34
35 /* Set a tdata field. Can't use the other macros for this, since they
36 do casts, and casting to the left of assignment isn't portable. */
37 #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
38
39 /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
40 to an instance of this structure. */
41
42 struct bfd_in_memory
43 {
44 /* Size of buffer. */
45 bfd_size_type size;
46 /* Buffer holding contents of BFD. */
47 bfd_byte *buffer;
48 };
49
50 /* tdata for an archive. For an input archive, cache
51 needs to be free()'d. For an output archive, symdefs do. */
52
53 struct artdata {
54 file_ptr first_file_filepos;
55 /* Speed up searching the armap */
56 struct ar_cache *cache;
57 bfd *archive_head; /* Only interesting in output routines */
58 carsym *symdefs; /* the symdef entries */
59 symindex symdef_count; /* how many there are */
60 char *extended_names; /* clever intel extension */
61 /* when more compilers are standard C, this can be a time_t */
62 long armap_timestamp; /* Timestamp value written into armap.
63 This is used for BSD archives to check
64 that the timestamp is recent enough
65 for the BSD linker to not complain,
66 just before we finish writing an
67 archive. */
68 file_ptr armap_datepos; /* Position within archive to seek to
69 rewrite the date field. */
70 PTR tdata; /* Backend specific information. */
71 };
72
73 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
74
75 /* Goes in bfd's arelt_data slot */
76 struct areltdata {
77 char * arch_header; /* it's actually a string */
78 unsigned int parsed_size; /* octets of filesize not including ar_hdr */
79 char *filename; /* null-terminated */
80 };
81
82 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
83
84 extern PTR bfd_malloc PARAMS ((size_t));
85 extern PTR bfd_realloc PARAMS ((PTR, size_t));
86 extern PTR bfd_zmalloc PARAMS ((size_t));
87
88 extern bfd_error_handler_type _bfd_error_handler;
89
90 /* These routines allocate and free things on the BFD's objalloc. */
91
92 extern PTR bfd_alloc PARAMS ((bfd *, size_t));
93 extern PTR bfd_zalloc PARAMS ((bfd *, size_t));
94 extern void bfd_release PARAMS ((bfd *, PTR));
95
96 bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
97 bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
98 boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
99 boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
100 const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
101 boolean bfd_slurp_armap PARAMS ((bfd *abfd));
102 boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
103 #define bfd_slurp_bsd_armap bfd_slurp_armap
104 #define bfd_slurp_coff_armap bfd_slurp_armap
105 boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
106 extern boolean _bfd_construct_extended_name_table
107 PARAMS ((bfd *, boolean, char **, bfd_size_type *));
108 boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
109 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
110 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
111 extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
112 bfd * _bfd_new_bfd PARAMS ((void));
113
114 boolean bfd_false PARAMS ((bfd *ignore));
115 boolean bfd_true PARAMS ((bfd *ignore));
116 PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
117 int bfd_0 PARAMS ((bfd *ignore));
118 unsigned int bfd_0u PARAMS ((bfd *ignore));
119 long bfd_0l PARAMS ((bfd *ignore));
120 long _bfd_n1 PARAMS ((bfd *ignore));
121 void bfd_void PARAMS ((bfd *ignore));
122
123 bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
124 const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
125
126 void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
127 char *hdr));
128 void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
129 char *hdr));
130 void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
131 char *hdr));
132
133 boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
134 struct orl *map, unsigned int orl_count, int stridx));
135
136 boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
137 struct orl *map, unsigned int orl_count, int stridx));
138
139 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
140
141 extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
142
143 bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
144 bfd *last_file));
145
146 int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
147
148 #define _bfd_read_ar_hdr(abfd) \
149 BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
150 \f
151 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
152 BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
153
154 #define _bfd_generic_close_and_cleanup bfd_true
155 #define _bfd_generic_bfd_free_cached_info bfd_true
156 #define _bfd_generic_new_section_hook \
157 ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
158 extern boolean _bfd_generic_get_section_contents
159 PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
160 bfd_size_type count));
161 extern boolean _bfd_generic_get_section_contents_in_window
162 PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
163
164 /* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
165 BFD_JUMP_TABLE_COPY (_bfd_generic). */
166
167 #define _bfd_generic_bfd_copy_private_bfd_data \
168 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
169 #define _bfd_generic_bfd_merge_private_bfd_data \
170 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
171 #define _bfd_generic_bfd_set_private_flags \
172 ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
173 #define _bfd_generic_bfd_copy_private_section_data \
174 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
175 #define _bfd_generic_bfd_copy_private_symbol_data \
176 ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
177 #define _bfd_generic_bfd_print_private_bfd_data \
178 ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
179
180 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
181 support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
182
183 extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
184 extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
185 extern boolean _bfd_nocore_core_file_matches_executable_p
186 PARAMS ((bfd *, bfd *));
187
188 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
189 file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
190
191 #define _bfd_noarchive_slurp_armap bfd_false
192 #define _bfd_noarchive_slurp_extended_name_table bfd_false
193 #define _bfd_noarchive_construct_extended_name_table \
194 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
195 bfd_false)
196 #define _bfd_noarchive_truncate_arname \
197 ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
198 #define _bfd_noarchive_write_armap \
199 ((boolean (*) \
200 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
201 bfd_false)
202 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
203 #define _bfd_noarchive_openr_next_archived_file \
204 ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
205 #define _bfd_noarchive_get_elt_at_index \
206 ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
207 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
208 #define _bfd_noarchive_update_armap_timestamp bfd_false
209
210 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
211 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
212
213 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
214 #define _bfd_archive_bsd_slurp_extended_name_table \
215 _bfd_slurp_extended_name_table
216 extern boolean _bfd_archive_bsd_construct_extended_name_table
217 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
218 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
219 #define _bfd_archive_bsd_write_armap bsd_write_armap
220 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
221 #define _bfd_archive_bsd_openr_next_archived_file \
222 bfd_generic_openr_next_archived_file
223 #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
224 #define _bfd_archive_bsd_generic_stat_arch_elt \
225 bfd_generic_stat_arch_elt
226 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
227
228 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
229 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
230
231 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
232 #define _bfd_archive_coff_slurp_extended_name_table \
233 _bfd_slurp_extended_name_table
234 extern boolean _bfd_archive_coff_construct_extended_name_table
235 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
236 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
237 #define _bfd_archive_coff_write_armap coff_write_armap
238 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
239 #define _bfd_archive_coff_openr_next_archived_file \
240 bfd_generic_openr_next_archived_file
241 #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
242 #define _bfd_archive_coff_generic_stat_arch_elt \
243 bfd_generic_stat_arch_elt
244 #define _bfd_archive_coff_update_armap_timestamp bfd_true
245
246 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
247 support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
248
249 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
250 #define _bfd_nosymbols_get_symtab \
251 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
252 #define _bfd_nosymbols_make_empty_symbol \
253 ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
254 #define _bfd_nosymbols_print_symbol \
255 ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
256 #define _bfd_nosymbols_get_symbol_info \
257 ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
258 #define _bfd_nosymbols_bfd_is_local_label_name \
259 ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false)
260 #define _bfd_nosymbols_get_lineno \
261 ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
262 #define _bfd_nosymbols_find_nearest_line \
263 ((boolean (*) \
264 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
265 const char **, unsigned int *))) \
266 bfd_false)
267 #define _bfd_nosymbols_bfd_make_debug_symbol \
268 ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
269 #define _bfd_nosymbols_read_minisymbols \
270 ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
271 #define _bfd_nosymbols_minisymbol_to_symbol \
272 ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
273 bfd_nullvoidptr)
274
275 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
276 support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
277
278 #define _bfd_norelocs_get_reloc_upper_bound \
279 ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
280 #define _bfd_norelocs_canonicalize_reloc \
281 ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
282 #define _bfd_norelocs_bfd_reloc_type_lookup \
283 ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
284 bfd_nullvoidptr)
285
286 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
287 be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
288
289 #define _bfd_nowrite_set_arch_mach \
290 ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
291 bfd_false)
292 #define _bfd_nowrite_set_section_contents \
293 ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
294 bfd_false)
295
296 /* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
297 BFD_JUMP_TABLE_WRITE (_bfd_generic). */
298
299 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
300 extern boolean _bfd_generic_set_section_contents
301 PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
302
303 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
304 support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
305
306 #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
307 #define _bfd_nolink_bfd_get_relocated_section_contents \
308 ((bfd_byte *(*) \
309 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
310 bfd_byte *, boolean, asymbol **))) \
311 bfd_nullvoidptr)
312 #define _bfd_nolink_bfd_relax_section \
313 ((boolean (*) \
314 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
315 bfd_false)
316 #define _bfd_nolink_bfd_link_hash_table_create \
317 ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
318 #define _bfd_nolink_bfd_link_add_symbols \
319 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
320 #define _bfd_nolink_bfd_final_link \
321 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
322 #define _bfd_nolink_bfd_link_split_section \
323 ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
324
325 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
326 have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
327 (_bfd_nodynamic). */
328
329 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
330 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
331 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
332 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
333 #define _bfd_nodynamic_canonicalize_dynamic_reloc \
334 ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
335 \f
336 /* Generic routine to determine of the given symbol is a local
337 label. */
338 extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *));
339
340 /* Generic minisymbol routines. */
341 extern long _bfd_generic_read_minisymbols
342 PARAMS ((bfd *, boolean, PTR *, unsigned int *));
343 extern asymbol *_bfd_generic_minisymbol_to_symbol
344 PARAMS ((bfd *, boolean, const PTR, asymbol *));
345
346 /* Find the nearest line using .stab/.stabstr sections. */
347 extern boolean _bfd_stab_section_find_nearest_line
348 PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **,
349 const char **, unsigned int *, PTR *));
350
351 /* A routine to create entries for a bfd_link_hash_table. */
352 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
353 PARAMS ((struct bfd_hash_entry *entry,
354 struct bfd_hash_table *table,
355 const char *string));
356
357 /* Initialize a bfd_link_hash_table. */
358 extern boolean _bfd_link_hash_table_init
359 PARAMS ((struct bfd_link_hash_table *, bfd *,
360 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
361 struct bfd_hash_table *,
362 const char *)));
363
364 /* Generic link hash table creation routine. */
365 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
366 PARAMS ((bfd *));
367
368 /* Generic add symbol routine. */
369 extern boolean _bfd_generic_link_add_symbols
370 PARAMS ((bfd *, struct bfd_link_info *));
371
372 /* Generic add symbol routine. This version is used by targets for
373 which the linker must collect constructors and destructors by name,
374 as the collect2 program does. */
375 extern boolean _bfd_generic_link_add_symbols_collect
376 PARAMS ((bfd *, struct bfd_link_info *));
377
378 /* Generic archive add symbol routine. */
379 extern boolean _bfd_generic_link_add_archive_symbols
380 PARAMS ((bfd *, struct bfd_link_info *,
381 boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
382
383
384
385 /* Forward declaration to avoid prototype errors. */
386 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
387
388 /* Generic routine to add a single symbol. */
389 extern boolean _bfd_generic_link_add_one_symbol
390 PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
391 asection *, bfd_vma, const char *, boolean copy,
392 boolean constructor, struct bfd_link_hash_entry **));
393
394 /* Generic link routine. */
395 extern boolean _bfd_generic_final_link
396 PARAMS ((bfd *, struct bfd_link_info *));
397
398 extern boolean _bfd_generic_link_split_section
399 PARAMS ((bfd *, struct sec *));
400
401 /* Generic reloc_link_order processing routine. */
402 extern boolean _bfd_generic_reloc_link_order
403 PARAMS ((bfd *, struct bfd_link_info *, asection *,
404 struct bfd_link_order *));
405
406 /* Default link order processing routine. */
407 extern boolean _bfd_default_link_order
408 PARAMS ((bfd *, struct bfd_link_info *, asection *,
409 struct bfd_link_order *));
410
411 /* Count the number of reloc entries in a link order list. */
412 extern unsigned int _bfd_count_link_order_relocs
413 PARAMS ((struct bfd_link_order *));
414
415 /* Final link relocation routine. */
416 extern bfd_reloc_status_type _bfd_final_link_relocate
417 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
418 bfd_vma address, bfd_vma value, bfd_vma addend));
419
420 /* Relocate a particular location by a howto and a value. */
421 extern bfd_reloc_status_type _bfd_relocate_contents
422 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
423
424 /* Link stabs in sections in the first pass. */
425
426 extern boolean _bfd_link_section_stabs
427 PARAMS ((bfd *, PTR *, asection *, asection *, PTR *));
428
429 /* Write out the .stab section when linking stabs in sections. */
430
431 extern boolean _bfd_write_section_stabs
432 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_byte *));
433
434 /* Write out the .stabstr string table when linking stabs in sections. */
435
436 extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *));
437
438 /* Create a string table. */
439 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
440
441 /* Create an XCOFF .debug section style string table. */
442 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
443
444 /* Free a string table. */
445 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
446
447 /* Get the size of a string table. */
448 extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
449
450 /* Add a string to a string table. */
451 extern bfd_size_type _bfd_stringtab_add
452 PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
453 boolean copy));
454
455 /* Write out a string table. */
456 extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
457 \f
458 /* Macros to tell if bfds are read or write enabled.
459
460 Note that bfds open for read may be scribbled into if the fd passed
461 to bfd_fdopenr is actually open both for read and write
462 simultaneously. However an output bfd will never be open for
463 read. Therefore sometimes you want to check bfd_read_p or
464 !bfd_read_p, and only sometimes bfd_write_p.
465 */
466
467 #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
468 #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
469
470 void bfd_assert PARAMS ((const char*,int));
471
472 #define BFD_ASSERT(x) \
473 { if (!(x)) bfd_assert(__FILE__,__LINE__); }
474
475 #define BFD_FAIL() \
476 { bfd_assert(__FILE__,__LINE__); }
477
478 FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
479
480 extern bfd *bfd_last_cache;
481
482 /* List of supported target vectors, and the default vector (if
483 bfd_default_vector[0] is NULL, there is no default). */
484 extern const bfd_target * const bfd_target_vector[];
485 extern const bfd_target *bfd_default_vector[];
486
487 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
488 other common header files. */
489
490 #if defined(__STDC__) || defined(ALMOST_STDC)
491 struct ecoff_find_line;
492 #endif
493
494 extern boolean _bfd_ecoff_locate_line
495 PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
496 const struct ecoff_debug_swap * const, struct ecoff_find_line *,
497 const char **, const char **, unsigned int *));
498 extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
499 extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
500 extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
501
502 extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
503 extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
504
505 /* Function shared by the COFF and ELF SH backends, which have no
506 other common header files. */
507
508 extern boolean _bfd_sh_align_load_span
509 PARAMS ((bfd *, asection *, bfd_byte *,
510 boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
511 PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
512
513 /* And more follows */
514
515 void
516 bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd, int i));
517
518 unsigned int
519 bfd_log2 PARAMS ((bfd_vma x));
520
521 #define BFD_CACHE_MAX_OPEN 10
522 extern bfd *bfd_last_cache;
523
524 #define bfd_cache_lookup(x) \
525 ((x)==bfd_last_cache? \
526 (FILE*)(bfd_last_cache->iostream): \
527 bfd_cache_lookup_worker(x))
528 boolean
529 bfd_cache_init PARAMS ((bfd *abfd));
530
531 boolean
532 bfd_cache_close PARAMS ((bfd *abfd));
533
534 FILE*
535 bfd_open_file PARAMS ((bfd *abfd));
536
537 FILE *
538 bfd_cache_lookup_worker PARAMS ((bfd *abfd));
539
540 #ifdef _BFD_MAKE_TABLE_bfd_reloc_code_real
541
542 static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
543
544 "BFD_RELOC_64",
545 "BFD_RELOC_32",
546 "BFD_RELOC_26",
547 "BFD_RELOC_24",
548 "BFD_RELOC_16",
549 "BFD_RELOC_14",
550 "BFD_RELOC_8",
551 "BFD_RELOC_64_PCREL",
552 "BFD_RELOC_32_PCREL",
553 "BFD_RELOC_24_PCREL",
554 "BFD_RELOC_16_PCREL",
555 "BFD_RELOC_12_PCREL",
556 "BFD_RELOC_8_PCREL",
557 "BFD_RELOC_32_GOT_PCREL",
558 "BFD_RELOC_16_GOT_PCREL",
559 "BFD_RELOC_8_GOT_PCREL",
560 "BFD_RELOC_32_GOTOFF",
561 "BFD_RELOC_16_GOTOFF",
562 "BFD_RELOC_LO16_GOTOFF",
563 "BFD_RELOC_HI16_GOTOFF",
564 "BFD_RELOC_HI16_S_GOTOFF",
565 "BFD_RELOC_8_GOTOFF",
566 "BFD_RELOC_32_PLT_PCREL",
567 "BFD_RELOC_24_PLT_PCREL",
568 "BFD_RELOC_16_PLT_PCREL",
569 "BFD_RELOC_8_PLT_PCREL",
570 "BFD_RELOC_32_PLTOFF",
571 "BFD_RELOC_16_PLTOFF",
572 "BFD_RELOC_LO16_PLTOFF",
573 "BFD_RELOC_HI16_PLTOFF",
574 "BFD_RELOC_HI16_S_PLTOFF",
575 "BFD_RELOC_8_PLTOFF",
576 "BFD_RELOC_68K_GLOB_DAT",
577 "BFD_RELOC_68K_JMP_SLOT",
578 "BFD_RELOC_68K_RELATIVE",
579 "BFD_RELOC_32_BASEREL",
580 "BFD_RELOC_16_BASEREL",
581 "BFD_RELOC_LO16_BASEREL",
582 "BFD_RELOC_HI16_BASEREL",
583 "BFD_RELOC_HI16_S_BASEREL",
584 "BFD_RELOC_8_BASEREL",
585 "BFD_RELOC_RVA",
586 "BFD_RELOC_8_FFnn",
587 "BFD_RELOC_32_PCREL_S2",
588 "BFD_RELOC_16_PCREL_S2",
589 "BFD_RELOC_23_PCREL_S2",
590 "BFD_RELOC_HI22",
591 "BFD_RELOC_LO10",
592 "BFD_RELOC_GPREL16",
593 "BFD_RELOC_GPREL32",
594 "BFD_RELOC_I960_CALLJ",
595 "BFD_RELOC_NONE",
596 "BFD_RELOC_SPARC_WDISP22",
597 "BFD_RELOC_SPARC22",
598 "BFD_RELOC_SPARC13",
599 "BFD_RELOC_SPARC_GOT10",
600 "BFD_RELOC_SPARC_GOT13",
601 "BFD_RELOC_SPARC_GOT22",
602 "BFD_RELOC_SPARC_PC10",
603 "BFD_RELOC_SPARC_PC22",
604 "BFD_RELOC_SPARC_WPLT30",
605 "BFD_RELOC_SPARC_COPY",
606 "BFD_RELOC_SPARC_GLOB_DAT",
607 "BFD_RELOC_SPARC_JMP_SLOT",
608 "BFD_RELOC_SPARC_RELATIVE",
609 "BFD_RELOC_SPARC_UA32",
610 "BFD_RELOC_SPARC_BASE13",
611 "BFD_RELOC_SPARC_BASE22",
612 "BFD_RELOC_SPARC_10",
613 "BFD_RELOC_SPARC_11",
614 "BFD_RELOC_SPARC_OLO10",
615 "BFD_RELOC_SPARC_HH22",
616 "BFD_RELOC_SPARC_HM10",
617 "BFD_RELOC_SPARC_LM22",
618 "BFD_RELOC_SPARC_PC_HH22",
619 "BFD_RELOC_SPARC_PC_HM10",
620 "BFD_RELOC_SPARC_PC_LM22",
621 "BFD_RELOC_SPARC_WDISP16",
622 "BFD_RELOC_SPARC_WDISP19",
623 "BFD_RELOC_SPARC_GLOB_JMP",
624 "BFD_RELOC_SPARC_7",
625 "BFD_RELOC_SPARC_6",
626 "BFD_RELOC_SPARC_5",
627 "BFD_RELOC_ALPHA_GPDISP_HI16",
628 "BFD_RELOC_ALPHA_GPDISP_LO16",
629 "BFD_RELOC_ALPHA_GPDISP",
630 "BFD_RELOC_ALPHA_LITERAL",
631 "BFD_RELOC_ALPHA_ELF_LITERAL",
632 "BFD_RELOC_ALPHA_LITUSE",
633 "BFD_RELOC_ALPHA_HINT",
634 "BFD_RELOC_ALPHA_LINKAGE",
635 "BFD_RELOC_ALPHA_CODEADDR",
636 "BFD_RELOC_MIPS_JMP",
637 "BFD_RELOC_MIPS16_JMP",
638 "BFD_RELOC_MIPS16_GPREL",
639 "BFD_RELOC_HI16",
640 "BFD_RELOC_HI16_S",
641 "BFD_RELOC_LO16",
642 "BFD_RELOC_PCREL_HI16_S",
643 "BFD_RELOC_PCREL_LO16",
644 "BFD_RELOC_MIPS_LITERAL",
645 "BFD_RELOC_MIPS_GOT16",
646 "BFD_RELOC_MIPS_CALL16",
647 "BFD_RELOC_MIPS_GOT_HI16",
648 "BFD_RELOC_MIPS_GOT_LO16",
649 "BFD_RELOC_MIPS_CALL_HI16",
650 "BFD_RELOC_MIPS_CALL_LO16",
651 "BFD_RELOC_386_GOT32",
652 "BFD_RELOC_386_PLT32",
653 "BFD_RELOC_386_COPY",
654 "BFD_RELOC_386_GLOB_DAT",
655 "BFD_RELOC_386_JUMP_SLOT",
656 "BFD_RELOC_386_RELATIVE",
657 "BFD_RELOC_386_GOTOFF",
658 "BFD_RELOC_386_GOTPC",
659 "BFD_RELOC_NS32K_IMM_8",
660 "BFD_RELOC_NS32K_IMM_16",
661 "BFD_RELOC_NS32K_IMM_32",
662 "BFD_RELOC_NS32K_IMM_8_PCREL",
663 "BFD_RELOC_NS32K_IMM_16_PCREL",
664 "BFD_RELOC_NS32K_IMM_32_PCREL",
665 "BFD_RELOC_NS32K_DISP_8",
666 "BFD_RELOC_NS32K_DISP_16",
667 "BFD_RELOC_NS32K_DISP_32",
668 "BFD_RELOC_NS32K_DISP_8_PCREL",
669 "BFD_RELOC_NS32K_DISP_16_PCREL",
670 "BFD_RELOC_NS32K_DISP_32_PCREL",
671 "BFD_RELOC_PPC_B26",
672 "BFD_RELOC_PPC_BA26",
673 "BFD_RELOC_PPC_TOC16",
674 "BFD_RELOC_PPC_B16",
675 "BFD_RELOC_PPC_B16_BRTAKEN",
676 "BFD_RELOC_PPC_B16_BRNTAKEN",
677 "BFD_RELOC_PPC_BA16",
678 "BFD_RELOC_PPC_BA16_BRTAKEN",
679 "BFD_RELOC_PPC_BA16_BRNTAKEN",
680 "BFD_RELOC_PPC_COPY",
681 "BFD_RELOC_PPC_GLOB_DAT",
682 "BFD_RELOC_PPC_JMP_SLOT",
683 "BFD_RELOC_PPC_RELATIVE",
684 "BFD_RELOC_PPC_LOCAL24PC",
685 "BFD_RELOC_PPC_EMB_NADDR32",
686 "BFD_RELOC_PPC_EMB_NADDR16",
687 "BFD_RELOC_PPC_EMB_NADDR16_LO",
688 "BFD_RELOC_PPC_EMB_NADDR16_HI",
689 "BFD_RELOC_PPC_EMB_NADDR16_HA",
690 "BFD_RELOC_PPC_EMB_SDAI16",
691 "BFD_RELOC_PPC_EMB_SDA2I16",
692 "BFD_RELOC_PPC_EMB_SDA2REL",
693 "BFD_RELOC_PPC_EMB_SDA21",
694 "BFD_RELOC_PPC_EMB_MRKREF",
695 "BFD_RELOC_PPC_EMB_RELSEC16",
696 "BFD_RELOC_PPC_EMB_RELST_LO",
697 "BFD_RELOC_PPC_EMB_RELST_HI",
698 "BFD_RELOC_PPC_EMB_RELST_HA",
699 "BFD_RELOC_PPC_EMB_BIT_FLD",
700 "BFD_RELOC_PPC_EMB_RELSDA",
701 "BFD_RELOC_CTOR",
702 "BFD_RELOC_ARM_PCREL_BRANCH",
703 "BFD_RELOC_ARM_IMMEDIATE",
704 "BFD_RELOC_ARM_OFFSET_IMM",
705 "BFD_RELOC_ARM_SHIFT_IMM",
706 "BFD_RELOC_ARM_SWI",
707 "BFD_RELOC_ARM_MULTI",
708 "BFD_RELOC_ARM_CP_OFF_IMM",
709 "BFD_RELOC_ARM_ADR_IMM",
710 "BFD_RELOC_ARM_LDR_IMM",
711 "BFD_RELOC_ARM_LITERAL",
712 "BFD_RELOC_ARM_IN_POOL",
713 "BFD_RELOC_ARM_OFFSET_IMM8",
714 "BFD_RELOC_ARM_HWLITERAL",
715 "BFD_RELOC_ARM_THUMB_ADD",
716 "BFD_RELOC_ARM_THUMB_IMM",
717 "BFD_RELOC_ARM_THUMB_SHIFT",
718 "BFD_RELOC_ARM_THUMB_OFFSET",
719 "BFD_RELOC_SH_PCDISP8BY2",
720 "BFD_RELOC_SH_PCDISP12BY2",
721 "BFD_RELOC_SH_IMM4",
722 "BFD_RELOC_SH_IMM4BY2",
723 "BFD_RELOC_SH_IMM4BY4",
724 "BFD_RELOC_SH_IMM8",
725 "BFD_RELOC_SH_IMM8BY2",
726 "BFD_RELOC_SH_IMM8BY4",
727 "BFD_RELOC_SH_PCRELIMM8BY2",
728 "BFD_RELOC_SH_PCRELIMM8BY4",
729 "BFD_RELOC_SH_SWITCH16",
730 "BFD_RELOC_SH_SWITCH32",
731 "BFD_RELOC_SH_USES",
732 "BFD_RELOC_SH_COUNT",
733 "BFD_RELOC_SH_ALIGN",
734 "BFD_RELOC_SH_CODE",
735 "BFD_RELOC_SH_DATA",
736 "BFD_RELOC_SH_LABEL",
737 /* start-sanitize-arc */
738 "BFD_RELOC_ARC_B22_PCREL",
739 "BFD_RELOC_ARC_B26",
740 /* end-sanitize-arc */
741
742 "BFD_RELOC_D10V_10_PCREL_R",
743 "BFD_RELOC_D10V_10_PCREL_L",
744 "BFD_RELOC_D10V_18",
745 "BFD_RELOC_D10V_18_PCREL",
746
747 /* start-sanitize-d30v */
748 "BFD_RELOC_D30V_6",
749 "BFD_RELOC_D30V_15",
750 "BFD_RELOC_D30V_15_PCREL",
751 "BFD_RELOC_D30V_21",
752 "BFD_RELOC_D30V_21_PCREL",
753 "BFD_RELOC_D30V_32",
754 "BFD_RELOC_D30V_32_PCREL",
755 /* end-sanitize-d30v */
756
757 "BFD_RELOC_M32R_24",
758 "BFD_RELOC_M32R_10_PCREL",
759 "BFD_RELOC_M32R_18_PCREL",
760 "BFD_RELOC_M32R_26_PCREL",
761 "BFD_RELOC_M32R_HI16_ULO",
762 "BFD_RELOC_M32R_HI16_SLO",
763 "BFD_RELOC_M32R_LO16",
764 "BFD_RELOC_M32R_SDA16",
765 /* start-sanitize-v850 */
766 "BFD_RELOC_V850_9_PCREL",
767 "BFD_RELOC_V850_22_PCREL",
768 "BFD_RELOC_V850_SDA_OFFSET",
769 "BFD_RELOC_V850_ZDA_OFFSET",
770 "BFD_RELOC_V850_TDA_OFFSET",
771 /* end-sanitize-v850 */
772
773 "BFD_RELOC_MN10300_32_PCREL",
774 "BFD_RELOC_MN10300_16_PCREL",
775 "@@overflow: BFD_RELOC_UNUSED@@",
776 };
777 #endif
778
779 reloc_howto_type *
780 bfd_default_reloc_type_lookup
781 PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
782
783 boolean
784 bfd_generic_relax_section
785 PARAMS ((bfd *abfd,
786 asection *section,
787 struct bfd_link_info *,
788 boolean *));
789
790 bfd_byte *
791
792 bfd_generic_get_relocated_section_contents PARAMS ((bfd *abfd,
793 struct bfd_link_info *link_info,
794 struct bfd_link_order *link_order,
795 bfd_byte *data,
796 boolean relocateable,
797 asymbol **symbols));
798
799 extern const bfd_arch_info_type bfd_default_arch_struct;
800 boolean
801 bfd_default_set_arch_mach PARAMS ((bfd *abfd,
802 enum bfd_architecture arch,
803 unsigned long mach));
804
805 const bfd_arch_info_type *
806 bfd_default_compatible
807 PARAMS ((const bfd_arch_info_type *a,
808 const bfd_arch_info_type *b));
809
810 boolean
811 bfd_default_scan PARAMS ((const struct bfd_arch_info *info, const char *string));
812
813 struct elf_internal_shdr *
814 bfd_elf_find_section PARAMS ((bfd *abfd, char *name));
815
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