* cofflink.c (_bfd_coff_link_input_bfd): When merging, skip names
[deliverable/binutils-gdb.git] / bfd / libbfd-in.h
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1/* libbfd.h -- Declarations used by bfd library *implementation*.
2 (This include file is not for users of the library.)
4e98461f 3 Copyright 1990, 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
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4 Written by Cygnus Support.
5
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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
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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
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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. */
8c4a1ace 28#define BFD_ALIGN(this, boundary) \
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29 ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
30
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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. */
14e3c2e4 37#define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
4e6f9223 38
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39/* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
40 to an instance of this structure. */
41
42struct 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
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50/* tdata for an archive. For an input archive, cache
51 needs to be free()'d. For an output archive, symdefs do. */
52
53struct 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 */
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61 /* when more compilers are standard C, this can be a time_t */
62 long armap_timestamp; /* Timestamp value written into armap.
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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. */
b59f0276 70 PTR tdata; /* Backend specific information. */
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71};
72
14e3c2e4 73#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
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74
75/* Goes in bfd's arelt_data slot */
76struct 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
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84extern PTR bfd_malloc PARAMS ((size_t));
85extern PTR bfd_realloc PARAMS ((PTR, size_t));
86extern PTR bfd_zmalloc PARAMS ((size_t));
4e6f9223 87
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88extern bfd_error_handler_type _bfd_error_handler;
89
64d5f5d0 90/* These routines allocate and free things on the BFD's obstack. */
4e6f9223 91
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92PTR bfd_alloc PARAMS ((bfd *abfd, size_t size));
93PTR bfd_zalloc PARAMS ((bfd *abfd, size_t size));
6affd66a 94void bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
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95PTR bfd_alloc_finish PARAMS ((bfd *abfd));
96PTR bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));
97
98#define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
99
14e3c2e4 100bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
f4bd7a8f 101bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
b59f0276 102boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
14e3c2e4 103boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
e914ed52 104const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
14e3c2e4 105boolean bfd_slurp_armap PARAMS ((bfd *abfd));
6affd66a 106boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
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107#define bfd_slurp_bsd_armap bfd_slurp_armap
108#define bfd_slurp_coff_armap bfd_slurp_armap
109boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
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110extern boolean _bfd_construct_extended_name_table
111 PARAMS ((bfd *, boolean, char **, bfd_size_type *));
14e3c2e4 112boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
c53fac12 113boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
f4bd7a8f 114bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
64d5f5d0 115extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
f4bd7a8f 116bfd * _bfd_new_bfd PARAMS ((void));
4e6f9223 117
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118boolean bfd_false PARAMS ((bfd *ignore));
119boolean bfd_true PARAMS ((bfd *ignore));
120PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
121int bfd_0 PARAMS ((bfd *ignore));
122unsigned int bfd_0u PARAMS ((bfd *ignore));
326e32d7 123long bfd_0l PARAMS ((bfd *ignore));
6812b607 124long _bfd_n1 PARAMS ((bfd *ignore));
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125void bfd_void PARAMS ((bfd *ignore));
126
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127bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
128const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
4e6f9223 129
14e3c2e4 130void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
4e6f9223 131 char *hdr));
14e3c2e4 132void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
4e6f9223 133 char *hdr));
14e3c2e4 134void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
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135 char *hdr));
136
14e3c2e4 137boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b 138 struct orl *map, unsigned int orl_count, int stridx));
4e6f9223 139
14e3c2e4 140boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b 141 struct orl *map, unsigned int orl_count, int stridx));
4e6f9223 142
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143extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
144
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145extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
146
14e3c2e4 147bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
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148 bfd *last_file));
149
14e3c2e4 150int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
4e6f9223 151
c53fac12 152#define _bfd_read_ar_hdr(abfd) \
64d5f5d0 153 BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
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154\f
155/* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
156 BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
157
158#define _bfd_generic_close_and_cleanup bfd_true
159#define _bfd_generic_bfd_free_cached_info bfd_true
160#define _bfd_generic_new_section_hook \
161 ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
162extern boolean _bfd_generic_get_section_contents
163 PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
164 bfd_size_type count));
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165extern boolean _bfd_generic_get_section_contents_in_window
166 PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
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167
168/* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
169 BFD_JUMP_TABLE_COPY (_bfd_generic). */
170
171#define _bfd_generic_bfd_copy_private_bfd_data \
172 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
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173#define _bfd_generic_bfd_merge_private_bfd_data \
174 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
175#define _bfd_generic_bfd_set_private_flags \
176 ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
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177#define _bfd_generic_bfd_copy_private_section_data \
178 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
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179#define _bfd_generic_bfd_copy_private_symbol_data \
180 ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
181#define _bfd_generic_bfd_print_private_bfd_data \
64d5f5d0 182 ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
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183
184/* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
185 support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
186
187extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
188extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
189extern boolean _bfd_nocore_core_file_matches_executable_p
190 PARAMS ((bfd *, bfd *));
191
192/* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
193 file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
194
195#define _bfd_noarchive_slurp_armap bfd_false
196#define _bfd_noarchive_slurp_extended_name_table bfd_false
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197#define _bfd_noarchive_construct_extended_name_table \
198 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
199 bfd_false)
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200#define _bfd_noarchive_truncate_arname \
201 ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
202#define _bfd_noarchive_write_armap \
203 ((boolean (*) \
204 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
205 bfd_false)
c53fac12 206#define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
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207#define _bfd_noarchive_openr_next_archived_file \
208 ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
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209#define _bfd_noarchive_get_elt_at_index \
210 ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
6812b607 211#define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
4e98461f 212#define _bfd_noarchive_update_armap_timestamp bfd_false
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213
214/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
215 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
216
217#define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
218#define _bfd_archive_bsd_slurp_extended_name_table \
219 _bfd_slurp_extended_name_table
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220extern boolean _bfd_archive_bsd_construct_extended_name_table
221 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
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222#define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
223#define _bfd_archive_bsd_write_armap bsd_write_armap
c53fac12 224#define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
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225#define _bfd_archive_bsd_openr_next_archived_file \
226 bfd_generic_openr_next_archived_file
64d5f5d0 227#define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
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228#define _bfd_archive_bsd_generic_stat_arch_elt \
229 bfd_generic_stat_arch_elt
4e98461f 230extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
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231
232/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
233 archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
234
235#define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
236#define _bfd_archive_coff_slurp_extended_name_table \
237 _bfd_slurp_extended_name_table
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238extern boolean _bfd_archive_coff_construct_extended_name_table
239 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
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240#define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
241#define _bfd_archive_coff_write_armap coff_write_armap
c53fac12 242#define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
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243#define _bfd_archive_coff_openr_next_archived_file \
244 bfd_generic_openr_next_archived_file
64d5f5d0 245#define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
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246#define _bfd_archive_coff_generic_stat_arch_elt \
247 bfd_generic_stat_arch_elt
4e98461f 248#define _bfd_archive_coff_update_armap_timestamp bfd_true
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249
250/* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
251 support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
252
253#define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
254#define _bfd_nosymbols_get_symtab \
255 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
256#define _bfd_nosymbols_make_empty_symbol \
257 ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
258#define _bfd_nosymbols_print_symbol \
259 ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
260#define _bfd_nosymbols_get_symbol_info \
261 ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
262#define _bfd_nosymbols_bfd_is_local_label \
263 ((boolean (*) PARAMS ((bfd *, asymbol *))) bfd_false)
264#define _bfd_nosymbols_get_lineno \
265 ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
266#define _bfd_nosymbols_find_nearest_line \
267 ((boolean (*) \
268 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
269 const char **, unsigned int *))) \
270 bfd_false)
271#define _bfd_nosymbols_bfd_make_debug_symbol \
272 ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
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273#define _bfd_nosymbols_read_minisymbols \
274 ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
275#define _bfd_nosymbols_minisymbol_to_symbol \
276 ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
277 bfd_nullvoidptr)
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278
279/* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
280 support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
281
282#define _bfd_norelocs_get_reloc_upper_bound \
283 ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
284#define _bfd_norelocs_canonicalize_reloc \
285 ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
286#define _bfd_norelocs_bfd_reloc_type_lookup \
4e98461f 287 ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
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288 bfd_nullvoidptr)
289
290/* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
291 be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
292
293#define _bfd_nowrite_set_arch_mach \
294 ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
295 bfd_false)
296#define _bfd_nowrite_set_section_contents \
297 ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
298 bfd_false)
299
300/* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
301 BFD_JUMP_TABLE_WRITE (_bfd_generic). */
302
303#define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
304extern boolean _bfd_generic_set_section_contents
305 PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
306
307/* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
308 support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
309
310#define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
311#define _bfd_nolink_bfd_get_relocated_section_contents \
312 ((bfd_byte *(*) \
313 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
314 bfd_byte *, boolean, asymbol **))) \
315 bfd_nullvoidptr)
316#define _bfd_nolink_bfd_relax_section \
317 ((boolean (*) \
318 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
319 bfd_false)
320#define _bfd_nolink_bfd_link_hash_table_create \
321 ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
322#define _bfd_nolink_bfd_link_add_symbols \
323 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
324#define _bfd_nolink_bfd_final_link \
325 ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
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326#define _bfd_nolink_bfd_link_split_section \
327 ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
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328
329/* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
330 have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
331 (_bfd_nodynamic). */
332
333#define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
334#define _bfd_nodynamic_canonicalize_dynamic_symtab \
335 ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
336#define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
337#define _bfd_nodynamic_canonicalize_dynamic_reloc \
338 ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
4c3721d5 339\f
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340/* Generic routine to determine of the given symbol is a local
341 label. */
342extern boolean bfd_generic_is_local_label PARAMS ((bfd *, asymbol *));
343
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344/* Generic minisymbol routines. */
345extern long _bfd_generic_read_minisymbols
346 PARAMS ((bfd *, boolean, PTR *, unsigned int *));
347extern asymbol *_bfd_generic_minisymbol_to_symbol
348 PARAMS ((bfd *, boolean, const PTR, asymbol *));
349
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350/* A routine to create entries for a bfd_link_hash_table. */
351extern struct bfd_hash_entry *_bfd_link_hash_newfunc
352 PARAMS ((struct bfd_hash_entry *entry,
353 struct bfd_hash_table *table,
354 const char *string));
355
356/* Initialize a bfd_link_hash_table. */
357extern boolean _bfd_link_hash_table_init
358 PARAMS ((struct bfd_link_hash_table *, bfd *,
359 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
360 struct bfd_hash_table *,
361 const char *)));
362
363/* Generic link hash table creation routine. */
364extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
365 PARAMS ((bfd *));
366
367/* Generic add symbol routine. */
368extern boolean _bfd_generic_link_add_symbols
369 PARAMS ((bfd *, struct bfd_link_info *));
370
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371/* Generic add symbol routine. This version is used by targets for
372 which the linker must collect constructors and destructors by name,
373 as the collect2 program does. */
374extern boolean _bfd_generic_link_add_symbols_collect
375 PARAMS ((bfd *, struct bfd_link_info *));
376
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377/* Generic archive add symbol routine. */
378extern boolean _bfd_generic_link_add_archive_symbols
379 PARAMS ((bfd *, struct bfd_link_info *,
380 boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
381
382/* Forward declaration to avoid prototype errors. */
383typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
384
385/* Generic routine to add a single symbol. */
386extern boolean _bfd_generic_link_add_one_symbol
387 PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
388 asection *, bfd_vma, const char *, boolean copy,
f1cca647 389 boolean constructor, struct bfd_link_hash_entry **));
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390
391/* Generic link routine. */
392extern boolean _bfd_generic_final_link
393 PARAMS ((bfd *, struct bfd_link_info *));
394
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395extern boolean _bfd_generic_link_split_section
396 PARAMS ((bfd *, struct sec *));
397
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398/* Generic reloc_link_order processing routine. */
399extern boolean _bfd_generic_reloc_link_order
400 PARAMS ((bfd *, struct bfd_link_info *, asection *,
401 struct bfd_link_order *));
402
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403/* Default link order processing routine. */
404extern boolean _bfd_default_link_order
405 PARAMS ((bfd *, struct bfd_link_info *, asection *,
406 struct bfd_link_order *));
407
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408/* Count the number of reloc entries in a link order list. */
409extern unsigned int _bfd_count_link_order_relocs
410 PARAMS ((struct bfd_link_order *));
411
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412/* Final link relocation routine. */
413extern bfd_reloc_status_type _bfd_final_link_relocate
4e98461f 414 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
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415 bfd_vma address, bfd_vma value, bfd_vma addend));
416
417/* Relocate a particular location by a howto and a value. */
418extern bfd_reloc_status_type _bfd_relocate_contents
4e98461f 419 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
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420
421/* Create a string table. */
422extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
423
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424/* Create an XCOFF .debug section style string table. */
425extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
426
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427/* Free a string table. */
428extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
429
430/* Get the size of a string table. */
431extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
432
433/* Add a string to a string table. */
434extern bfd_size_type _bfd_stringtab_add
435 PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
436 boolean copy));
437
438/* Write out a string table. */
439extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
4c3721d5 440\f
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441/* Macros to tell if bfds are read or write enabled.
442
443 Note that bfds open for read may be scribbled into if the fd passed
444 to bfd_fdopenr is actually open both for read and write
445 simultaneously. However an output bfd will never be open for
446 read. Therefore sometimes you want to check bfd_read_p or
447 !bfd_read_p, and only sometimes bfd_write_p.
448*/
449
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450#define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
451#define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
452
c53fac12 453void bfd_assert PARAMS ((const char*,int));
4e6f9223 454
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455#define BFD_ASSERT(x) \
456{ if (!(x)) bfd_assert(__FILE__,__LINE__); }
457
458#define BFD_FAIL() \
459{ bfd_assert(__FILE__,__LINE__); }
460
14e3c2e4 461FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
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462
463extern bfd *bfd_last_cache;
464
465/* Now Steve, what's the story here? */
466#ifdef lint
467#define itos(x) "l"
468#define stoi(x) 1
469#else
470#define itos(x) ((char*)(x))
471#define stoi(x) ((int)(x))
472#endif
473
4c3721d5 474/* List of supported target vectors, and the default vector (if
f4bd7a8f 475 bfd_default_vector[0] is NULL, there is no default). */
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476extern const bfd_target * const bfd_target_vector[];
477extern const bfd_target * const bfd_default_vector[];
4c3721d5 478
c53fac12 479/* Functions shared by the ECOFF and MIPS ELF backends, which have no
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480 other common header files. */
481
482#if defined(__STDC__) || defined(ALMOST_STDC)
483struct ecoff_find_line;
484#endif
485
c53fac12 486extern boolean _bfd_ecoff_locate_line
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487 PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
488 const struct ecoff_debug_swap * const, struct ecoff_find_line *,
489 const char **, const char **, unsigned int *));
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490extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
491extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
492extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
4e98461f 493
14e3c2e4 494/* And more follows */
4e6f9223 495
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