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Tue Jul 14 15:37:41 1998 Geoffrey Noer <noer@cygnus.com>
[deliverable/binutils-gdb.git] / bfd / libbfd-in.h
CommitLineData
4e6f9223
SC		 1/* libbfd.h -- Declarations used by bfd library *implementation*.
2 (This include file is not for users of the library.)
53d3ce37 3 Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 1998 Free Software Foundation, Inc.
4e6f9223
SC		 4 Written by Cygnus Support.
5
e914ed52
ILT		 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
4e6f9223
SC		 10This file is part of BFD, the Binary File Descriptor library.
11
12This program is free software; you can redistribute it and/or modify
13it under the terms of the GNU General Public License as published by
14the Free Software Foundation; either version 2 of the License, or
15(at your option) any later version.
16
17This program is distributed in the hope that it will be useful,
18but WITHOUT ANY WARRANTY; without even the implied warranty of
19MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20GNU General Public License for more details.
21
22You should have received a copy of the GNU General Public License
23along with this program; if not, write to the Free Software
4e98461f 24Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
4e6f9223 25
53d3ce37
TT		 26#ifdef ENABLE_NLS
27#include <libintl.h>
4725e922
TT		 28/* FIXME: We might want to use dgettext instead, in some cases.
29 This is still under investigation. */
30#define _(String) gettext (String)
53d3ce37
TT		 31#ifdef gettext_noop
32#define N_(String) gettext_noop (String)
33#else
34#define N_(String) (String)
35#endif
36#else
37/* Stubs that do something close enough. */
38#define textdomain(String) (String)
39#define gettext(String) (String)
40#define dgettext(Domain,Message) (Message)
41#define dcgettext(Domain,Message,Type) (Message)
42#define bindtextdomain(Domain,Directory) (Domain)
43#define _(String) (String)
44#define N_(String) (String)
45/* In this case we don't care about the value. */
46#ifndef LC_MESSAGES
47#define LC_MESSAGES 0
48#endif
49#endif
50
01dd1b2b 51/* Align an address upward to a boundary, expressed as a number of bytes.
53d3ce37
TT		 52 E.g. align to an 8-byte boundary with argument of 8. Take care never
53 to wrap around if the address is within boundary-1 of the end of the
54 address space. */
55#define BFD_ALIGN(this, boundary) \
56 ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \
57 ? (((bfd_vma) (this) + ((boundary) - 1)) & (~((boundary)-1))) \
58 : ~ (bfd_vma) 0)
01dd1b2b 59
4e6f9223
SC		 60/* If you want to read and write large blocks, you might want to do it
61 in quanta of this amount */
62#define DEFAULT_BUFFERSIZE 8192
63
64/* Set a tdata field. Can't use the other macros for this, since they
65 do casts, and casting to the left of assignment isn't portable. */
14e3c2e4 66#define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
4e6f9223 67
64d5f5d0
ILT		 68/* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
69 to an instance of this structure. */
70
71struct bfd_in_memory
72{
73 /* Size of buffer. */
74 bfd_size_type size;
75 /* Buffer holding contents of BFD. */
76 bfd_byte *buffer;
77};
78
4e6f9223
SC		 79/* tdata for an archive. For an input archive, cache
80 needs to be free()'d. For an output archive, symdefs do. */
81
82struct artdata {
83 file_ptr first_file_filepos;
84 /* Speed up searching the armap */
85 struct ar_cache *cache;
86 bfd *archive_head; /* Only interesting in output routines */
87 carsym *symdefs; /* the symdef entries */
88 symindex symdef_count; /* how many there are */
89 char *extended_names; /* clever intel extension */
4c3721d5
ILT		 90 /* when more compilers are standard C, this can be a time_t */
91 long armap_timestamp; /* Timestamp value written into armap.
a6f5fcd8
SC		 92 This is used for BSD archives to check
93 that the timestamp is recent enough
94 for the BSD linker to not complain,
95 just before we finish writing an
96 archive. */
97 file_ptr armap_datepos; /* Position within archive to seek to
98 rewrite the date field. */
b59f0276 99 PTR tdata; /* Backend specific information. */
4e6f9223
SC		 100};
101
14e3c2e4 102#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
4e6f9223
SC		 103
104/* Goes in bfd's arelt_data slot */
105struct areltdata {
106 char * arch_header; /* it's actually a string */
107 unsigned int parsed_size; /* octets of filesize not including ar_hdr */
108 char *filename; /* null-terminated */
109};
110
111#define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
112
64d5f5d0
ILT		 113extern PTR bfd_malloc PARAMS ((size_t));
114extern PTR bfd_realloc PARAMS ((PTR, size_t));
115extern PTR bfd_zmalloc PARAMS ((size_t));
4e6f9223 116
4e98461f
SC		 117extern bfd_error_handler_type _bfd_error_handler;
118
3cd5cf3d 119/* These routines allocate and free things on the BFD's objalloc. */
4e6f9223 120
3cd5cf3d
ILT		 121extern PTR bfd_alloc PARAMS ((bfd *, size_t));
122extern PTR bfd_zalloc PARAMS ((bfd *, size_t));
123extern void bfd_release PARAMS ((bfd *, PTR));
14e3c2e4 124
14e3c2e4 125bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
f4bd7a8f 126bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
b59f0276 127boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
14e3c2e4 128boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
e914ed52 129const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
14e3c2e4 130boolean bfd_slurp_armap PARAMS ((bfd *abfd));
6affd66a 131boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
14e3c2e4
JK		 132#define bfd_slurp_bsd_armap bfd_slurp_armap
133#define bfd_slurp_coff_armap bfd_slurp_armap
134boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
4e98461f
SC		 135extern boolean _bfd_construct_extended_name_table
136 PARAMS ((bfd *, boolean, char **, bfd_size_type *));
14e3c2e4 137boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
c53fac12 138boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
f4bd7a8f 139bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
64d5f5d0 140extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
f4bd7a8f 141bfd * _bfd_new_bfd PARAMS ((void));
4e6f9223 142
14e3c2e4
JK		 143boolean bfd_false PARAMS ((bfd *ignore));
144boolean bfd_true PARAMS ((bfd *ignore));
145PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
146int bfd_0 PARAMS ((bfd *ignore));
147unsigned int bfd_0u PARAMS ((bfd *ignore));
326e32d7 148long bfd_0l PARAMS ((bfd *ignore));
6812b607 149long _bfd_n1 PARAMS ((bfd *ignore));
14e3c2e4
JK		 150void bfd_void PARAMS ((bfd *ignore));
151
e914ed52
ILT		 152bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
153const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
4e6f9223 154
14e3c2e4 155void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
4e6f9223 156 char *hdr));
14e3c2e4 157void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
4e6f9223 158 char *hdr));
14e3c2e4 159void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
4e6f9223
SC		 160 char *hdr));
161
14e3c2e4 162boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b 163 struct orl *map, unsigned int orl_count, int stridx));
4e6f9223 164
14e3c2e4 165boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b 166 struct orl *map, unsigned int orl_count, int stridx));
4e6f9223 167
c53fac12
ILT		 168extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
169
64d5f5d0
ILT		 170extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
171
14e3c2e4 172bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
4e6f9223
SC		 173 bfd *last_file));
174
14e3c2e4 175int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
4e6f9223 176
c53fac12 177#define _bfd_read_ar_hdr(abfd) \
64d5f5d0 178 BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
6812b607
ILT		 179\f
180/* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
181 BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
182
183#define _bfd_generic_close_and_cleanup bfd_true
184#define _bfd_generic_bfd_free_cached_info bfd_true
185#define _bfd_generic_new_section_hook \
186 ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
187extern boolean _bfd_generic_get_section_contents
188 PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
189 bfd_size_type count));
64d5f5d0
ILT		 190extern boolean _bfd_generic_get_section_contents_in_window
191 PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
6812b607
ILT		 192
193/* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
194 BFD_JUMP_TABLE_COPY (_bfd_generic). */
195
196#define _bfd_generic_bfd_copy_private_bfd_data \
197 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
4e98461f
SC		 198#define _bfd_generic_bfd_merge_private_bfd_data \
199 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
200#define _bfd_generic_bfd_set_private_flags \
201 ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
6812b607
ILT		 202#define _bfd_generic_bfd_copy_private_section_data \
203 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
4e98461f
SC		 204#define _bfd_generic_bfd_copy_private_symbol_data \
205 ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
206#define _bfd_generic_bfd_print_private_bfd_data \
64d5f5d0 207 ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
6812b607
ILT		 208
209/* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
210 support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
211
212extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
213extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
214extern boolean _bfd_nocore_core_file_matches_executable_p
215 PARAMS ((bfd *, bfd *));
216
217/* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
218 file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
219
220#define _bfd_noarchive_slurp_armap bfd_false
221#define _bfd_noarchive_slurp_extended_name_table bfd_false
4e98461f
SC		 222#define _bfd_noarchive_construct_extended_name_table \
223 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
224 bfd_false)
6812b607
ILT		 225#define _bfd_noarchive_truncate_arname \
226 ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
227#define _bfd_noarchive_write_armap \
228 ((boolean (*) \
229 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
230 bfd_false)
c53fac12 231#define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
6812b607
ILT		 232#define _bfd_noarchive_openr_next_archived_file \
233 ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
64d5f5d0
ILT		 234#define _bfd_noarchive_get_elt_at_index \
235 ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
6812b607 236#define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
4e98461f 237#define _bfd_noarchive_update_armap_timestamp bfd_false
6812b607
ILT		 238
239/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
240 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
241
242#define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
243#define _bfd_archive_bsd_slurp_extended_name_table \
244 _bfd_slurp_extended_name_table
4e98461f
SC		 245extern boolean _bfd_archive_bsd_construct_extended_name_table
246 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
6812b607
ILT		 247#define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
248#define _bfd_archive_bsd_write_armap bsd_write_armap
c53fac12 249#define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
6812b607
ILT		 250#define _bfd_archive_bsd_openr_next_archived_file \
251 bfd_generic_openr_next_archived_file
64d5f5d0 252#define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
6812b607
ILT		 253#define _bfd_archive_bsd_generic_stat_arch_elt \
254 bfd_generic_stat_arch_elt
4e98461f 255extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
6812b607
ILT		 256
257/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
258 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
259
260#define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
261#define _bfd_archive_coff_slurp_extended_name_table \
262 _bfd_slurp_extended_name_table
4e98461f
SC		 263extern boolean _bfd_archive_coff_construct_extended_name_table
264 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
6812b607
ILT		 265#define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
266#define _bfd_archive_coff_write_armap coff_write_armap
c53fac12 267#define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
6812b607
ILT		 268#define _bfd_archive_coff_openr_next_archived_file \
269 bfd_generic_openr_next_archived_file
64d5f5d0 270#define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
6812b607
ILT		 271#define _bfd_archive_coff_generic_stat_arch_elt \
272 bfd_generic_stat_arch_elt
4e98461f 273#define _bfd_archive_coff_update_armap_timestamp bfd_true
6812b607
ILT		 274
275/* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
276 support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
277
278#define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
279#define _bfd_nosymbols_get_symtab \
280 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
281#define _bfd_nosymbols_make_empty_symbol \
282 ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
283#define _bfd_nosymbols_print_symbol \
284 ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
285#define _bfd_nosymbols_get_symbol_info \
286 ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
35a3e78e
ILT		 287#define _bfd_nosymbols_bfd_is_local_label_name \
288 ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false)
6812b607
ILT		 289#define _bfd_nosymbols_get_lineno \
290 ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
291#define _bfd_nosymbols_find_nearest_line \
292 ((boolean (*) \
293 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
294 const char **, unsigned int *))) \
295 bfd_false)
296#define _bfd_nosymbols_bfd_make_debug_symbol \
297 ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
4e98461f
SC		 298#define _bfd_nosymbols_read_minisymbols \
299 ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
300#define _bfd_nosymbols_minisymbol_to_symbol \
301 ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
302 bfd_nullvoidptr)
6812b607
ILT		 303
304/* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
305 support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
306
307#define _bfd_norelocs_get_reloc_upper_bound \
308 ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
309#define _bfd_norelocs_canonicalize_reloc \
310 ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
311#define _bfd_norelocs_bfd_reloc_type_lookup \
4e98461f 312 ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
6812b607
ILT		 313 bfd_nullvoidptr)
314
315/* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
316 be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
317
318#define _bfd_nowrite_set_arch_mach \
319 ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
320 bfd_false)
321#define _bfd_nowrite_set_section_contents \
322 ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
323 bfd_false)
324
325/* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
326 BFD_JUMP_TABLE_WRITE (_bfd_generic). */
327
328#define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
329extern boolean _bfd_generic_set_section_contents
330 PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
331
332/* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
333 support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
334
335#define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
336#define _bfd_nolink_bfd_get_relocated_section_contents \
337 ((bfd_byte *(*) \
338 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
339 bfd_byte *, boolean, asymbol **))) \
340 bfd_nullvoidptr)
341#define _bfd_nolink_bfd_relax_section \
342 ((boolean (*) \
343 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
344 bfd_false)
345#define _bfd_nolink_bfd_link_hash_table_create \
346 ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
347#define _bfd_nolink_bfd_link_add_symbols \
348 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
349#define _bfd_nolink_bfd_final_link \
350 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
4e98461f
SC		 351#define _bfd_nolink_bfd_link_split_section \
352 ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
2944131c
ILT		 353
354/* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
355 have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
356 (_bfd_nodynamic). */
357
358#define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
359#define _bfd_nodynamic_canonicalize_dynamic_symtab \
360 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
361#define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
362#define _bfd_nodynamic_canonicalize_dynamic_reloc \
363 ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
4c3721d5 364\f
f1cca647
ILT		 365/* Generic routine to determine of the given symbol is a local
366 label. */
35a3e78e 367extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *));
f1cca647 368
4e98461f
SC		 369/* Generic minisymbol routines. */
370extern long _bfd_generic_read_minisymbols
371 PARAMS ((bfd *, boolean, PTR *, unsigned int *));
372extern asymbol *_bfd_generic_minisymbol_to_symbol
373 PARAMS ((bfd *, boolean, const PTR, asymbol *));
374
39f27966
JL		 375/* Find the nearest line using .stab/.stabstr sections. */
376extern boolean _bfd_stab_section_find_nearest_line
377 PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **,
378 const char **, unsigned int *, PTR *));
379
53d3ce37
TT		 380/* Find the nearest line using DWARF 2 debugging information. */
381extern boolean _bfd_dwarf2_find_nearest_line
382 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
383 const char **, unsigned int *));
384
4c3721d5
ILT		 385/* A routine to create entries for a bfd_link_hash_table. */
386extern struct bfd_hash_entry *_bfd_link_hash_newfunc
387 PARAMS ((struct bfd_hash_entry *entry,
388 struct bfd_hash_table *table,
389 const char *string));
390
391/* Initialize a bfd_link_hash_table. */
392extern boolean _bfd_link_hash_table_init
393 PARAMS ((struct bfd_link_hash_table *, bfd *,
394 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
395 struct bfd_hash_table *,
396 const char *)));
397
398/* Generic link hash table creation routine. */
399extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
400 PARAMS ((bfd *));
401
402/* Generic add symbol routine. */
403extern boolean _bfd_generic_link_add_symbols
404 PARAMS ((bfd *, struct bfd_link_info *));
405
326e32d7
ILT		 406/* Generic add symbol routine. This version is used by targets for
407 which the linker must collect constructors and destructors by name,
408 as the collect2 program does. */
409extern boolean _bfd_generic_link_add_symbols_collect
410 PARAMS ((bfd *, struct bfd_link_info *));
411
4c3721d5
ILT		 412/* Generic archive add symbol routine. */
413extern boolean _bfd_generic_link_add_archive_symbols
414 PARAMS ((bfd *, struct bfd_link_info *,
415 boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
416
39f27966
JL		 417
418
4c3721d5
ILT		 419/* Forward declaration to avoid prototype errors. */
420typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
421
422/* Generic routine to add a single symbol. */
423extern boolean _bfd_generic_link_add_one_symbol
424 PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
425 asection *, bfd_vma, const char *, boolean copy,
f1cca647 426 boolean constructor, struct bfd_link_hash_entry **));
4c3721d5
ILT		 427
428/* Generic link routine. */
429extern boolean _bfd_generic_final_link
430 PARAMS ((bfd *, struct bfd_link_info *));
431
4e98461f
SC		 432extern boolean _bfd_generic_link_split_section
433 PARAMS ((bfd *, struct sec *));
434
f1cca647
ILT		 435/* Generic reloc_link_order processing routine. */
436extern boolean _bfd_generic_reloc_link_order
437 PARAMS ((bfd *, struct bfd_link_info *, asection *,
438 struct bfd_link_order *));
439
4c3721d5
ILT		 440/* Default link order processing routine. */
441extern boolean _bfd_default_link_order
442 PARAMS ((bfd *, struct bfd_link_info *, asection *,
443 struct bfd_link_order *));
444
f1cca647
ILT		 445/* Count the number of reloc entries in a link order list. */
446extern unsigned int _bfd_count_link_order_relocs
447 PARAMS ((struct bfd_link_order *));
448
4c3721d5
ILT		 449/* Final link relocation routine. */
450extern bfd_reloc_status_type _bfd_final_link_relocate
4e98461f 451 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
4c3721d5
ILT		 452 bfd_vma address, bfd_vma value, bfd_vma addend));
453
454/* Relocate a particular location by a howto and a value. */
455extern bfd_reloc_status_type _bfd_relocate_contents
4e98461f 456 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
e914ed52 457
35a3e78e
ILT		 458/* Link stabs in sections in the first pass. */
459
460extern boolean _bfd_link_section_stabs
461 PARAMS ((bfd *, PTR *, asection *, asection *, PTR *));
462
463/* Write out the .stab section when linking stabs in sections. */
464
465extern boolean _bfd_write_section_stabs
3cd5cf3d 466 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_byte *));
35a3e78e
ILT		 467
468/* Write out the .stabstr string table when linking stabs in sections. */
469
470extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *));
471
53d3ce37
TT		 472/* Find an offset within a .stab section when linking stabs in
473 sections. */
474
475extern bfd_vma _bfd_stab_section_offset
476 PARAMS ((bfd *, PTR *, asection *, PTR *, bfd_vma));
477
e914ed52
ILT		 478/* Create a string table. */
479extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
480
64d5f5d0
ILT		 481/* Create an XCOFF .debug section style string table. */
482extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
483
e914ed52
ILT		 484/* Free a string table. */
485extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
486
487/* Get the size of a string table. */
488extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
489
490/* Add a string to a string table. */
491extern bfd_size_type _bfd_stringtab_add
492 PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
493 boolean copy));
494
495/* Write out a string table. */
496extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
4c3721d5 497\f
4e6f9223
SC		 498/* Macros to tell if bfds are read or write enabled.
499
500 Note that bfds open for read may be scribbled into if the fd passed
501 to bfd_fdopenr is actually open both for read and write
502 simultaneously. However an output bfd will never be open for
503 read. Therefore sometimes you want to check bfd_read_p or
504 !bfd_read_p, and only sometimes bfd_write_p.
505*/
506
14e3c2e4
JK		 507#define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
508#define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
509
c53fac12 510void bfd_assert PARAMS ((const char*,int));
4e6f9223 511
4e6f9223
SC		 512#define BFD_ASSERT(x) \
513{ if (!(x)) bfd_assert(__FILE__,__LINE__); }
514
515#define BFD_FAIL() \
516{ bfd_assert(__FILE__,__LINE__); }
517
14e3c2e4 518FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
4e6f9223
SC		 519
520extern bfd *bfd_last_cache;
4e6f9223 521
4c3721d5 522/* List of supported target vectors, and the default vector (if
f4bd7a8f 523 bfd_default_vector[0] is NULL, there is no default). */
e914ed52 524extern const bfd_target * const bfd_target_vector[];
50ede03d 525extern const bfd_target *bfd_default_vector[];
4c3721d5 526
c53fac12 527/* Functions shared by the ECOFF and MIPS ELF backends, which have no
4e98461f
SC		 528 other common header files. */
529
530#if defined(__STDC__) || defined(ALMOST_STDC)
531struct ecoff_find_line;
532#endif
533
c53fac12 534extern boolean _bfd_ecoff_locate_line
4e98461f
SC		 535 PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
536 const struct ecoff_debug_swap * const, struct ecoff_find_line *,
537 const char **, const char **, unsigned int *));
c53fac12
ILT		 538extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
539extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
540extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
4e98461f 541
39f27966
JL		 542extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
543extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
544
35a3e78e
ILT		 545/* Function shared by the COFF and ELF SH backends, which have no
546 other common header files. */
547
548extern boolean _bfd_sh_align_load_span
549 PARAMS ((bfd *, asection *, bfd_byte *,
550 boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
551 PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
552
14e3c2e4 553/* And more follows */
4e6f9223 554
GDB Binutils - Deliverables
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