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libbfd-in.h revision 1.1.1.7
      1 /* libbfd.h -- Declarations used by bfd library *implementation*.
      2    (This include file is not for users of the library.)
      3 
      4    Copyright (C) 1990-2019 Free Software Foundation, Inc.
      5 
      6    Written by Cygnus Support.
      7 
      8    This file is part of BFD, the Binary File Descriptor library.
      9 
     10    This program is free software; you can redistribute it and/or modify
     11    it under the terms of the GNU General Public License as published by
     12    the Free Software Foundation; either version 3 of the License, or
     13    (at your option) any later version.
     14 
     15    This program is distributed in the hope that it will be useful,
     16    but WITHOUT ANY WARRANTY; without even the implied warranty of
     17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     18    GNU General Public License for more details.
     19 
     20    You should have received a copy of the GNU General Public License
     21    along with this program; if not, write to the Free Software
     22    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     23    MA 02110-1301, USA.  */
     24 
     25 #ifndef _LIBBFD_H
     26 #define _LIBBFD_H 1
     27 
     28 #ifndef ATTRIBUTE_HIDDEN
     29 #if HAVE_HIDDEN
     30 #define ATTRIBUTE_HIDDEN __attribute__ ((__visibility__ ("hidden")))
     31 #else
     32 #define ATTRIBUTE_HIDDEN
     33 #endif
     34 #endif
     35 
     36 #include "hashtab.h"
     37 
     38 #ifdef __cplusplus
     39 extern "C" {
     40 #endif
     41 
     42 /* If you want to read and write large blocks, you might want to do it
     43    in quanta of this amount */
     44 #define DEFAULT_BUFFERSIZE 8192
     45 
     46 /* Set a tdata field.  Can't use the other macros for this, since they
     47    do casts, and casting to the left of assignment isn't portable.  */
     48 #define set_tdata(bfd, v) ((bfd)->tdata.any = (v))
     49 
     50 /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
     51    to an instance of this structure.  */
     52 
     53 struct bfd_in_memory
     54 {
     55   /* Size of buffer.  */
     56   bfd_size_type size;
     57   /* Buffer holding contents of BFD.  */
     58   bfd_byte *buffer;
     59 };
     60 
     61 struct section_hash_entry
     62 {
     63   struct bfd_hash_entry root;
     64   asection section;
     65 };
     66 
     67 /* Unique section id.  */
     68 extern unsigned int _bfd_section_id ATTRIBUTE_HIDDEN;
     69 
     70 /* tdata for an archive.  For an input archive, cache
     71    needs to be free()'d.  For an output archive, symdefs do.  */
     72 
     73 struct artdata
     74 {
     75   file_ptr first_file_filepos;
     76   /* Speed up searching the armap */
     77   htab_t cache;
     78   bfd *archive_head;		/* Only interesting in output routines.  */
     79   carsym *symdefs;		/* The symdef entries.  */
     80   symindex symdef_count;	/* How many there are.  */
     81   char *extended_names;		/* Clever intel extension.  */
     82   bfd_size_type extended_names_size; /* Size of extended names.  */
     83   /* When more compilers are standard C, this can be a time_t.  */
     84   long  armap_timestamp;	/* Timestamp value written into armap.
     85 				   This is used for BSD archives to check
     86 				   that the timestamp is recent enough
     87 				   for the BSD linker to not complain,
     88 				   just before we finish writing an
     89 				   archive.  */
     90   file_ptr armap_datepos;	/* Position within archive to seek to
     91 				   rewrite the date field.  */
     92   void *tdata;			/* Backend specific information.  */
     93 };
     94 
     95 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
     96 
     97 /* Goes in bfd's arelt_data slot */
     98 struct areltdata
     99 {
    100   char * arch_header;		/* It's actually a string.  */
    101   bfd_size_type parsed_size;	/* Octets of filesize not including ar_hdr.  */
    102   bfd_size_type extra_size;	/* BSD4.4: extra bytes after the header.  */
    103   char *filename;		/* Null-terminated.  */
    104   file_ptr origin;		/* For element of a thin archive.  */
    105   void *parent_cache;		/* Where and how to find this member.  */
    106   file_ptr key;
    107 };
    108 
    109 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
    110 
    111 extern void *bfd_malloc
    112   (bfd_size_type) ATTRIBUTE_HIDDEN;
    113 extern void *bfd_realloc
    114   (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
    115 extern void *bfd_realloc_or_free
    116   (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
    117 extern void *bfd_zmalloc
    118   (bfd_size_type) ATTRIBUTE_HIDDEN;
    119 extern void *bfd_malloc2
    120   (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
    121 extern void *bfd_realloc2
    122   (void *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
    123 extern void *bfd_zmalloc2
    124   (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
    125 
    126 /* These routines allocate and free things on the BFD's objalloc.  */
    127 
    128 extern void *bfd_alloc2
    129   (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
    130 extern void *bfd_zalloc2
    131   (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
    132 extern void bfd_release
    133   (bfd *, void *) ATTRIBUTE_HIDDEN;
    134 
    135 extern bfd * _bfd_create_empty_archive_element_shell
    136   (bfd *) ATTRIBUTE_HIDDEN;
    137 extern bfd * _bfd_look_for_bfd_in_cache
    138   (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
    139 extern bfd_boolean _bfd_add_bfd_to_archive_cache
    140   (bfd *, file_ptr, bfd *) ATTRIBUTE_HIDDEN;
    141 extern bfd_boolean _bfd_generic_mkarchive
    142   (bfd *) ATTRIBUTE_HIDDEN;
    143 extern char *_bfd_append_relative_path
    144   (bfd *, char *) ATTRIBUTE_HIDDEN;
    145 extern const bfd_target *bfd_generic_archive_p
    146   (bfd *) ATTRIBUTE_HIDDEN;
    147 extern bfd_boolean bfd_slurp_armap
    148   (bfd *) ATTRIBUTE_HIDDEN;
    149 #define bfd_slurp_bsd_armap bfd_slurp_armap
    150 #define bfd_slurp_coff_armap bfd_slurp_armap
    151 extern bfd_boolean _bfd_archive_64_bit_slurp_armap
    152   (bfd *) ATTRIBUTE_HIDDEN;
    153 extern bfd_boolean _bfd_archive_64_bit_write_armap
    154   (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
    155 #define _bfd_archive_64_bit_slurp_extended_name_table \
    156   _bfd_slurp_extended_name_table
    157 #define _bfd_archive_64_bit_construct_extended_name_table \
    158   _bfd_archive_coff_construct_extended_name_table
    159 #define _bfd_archive_64_bit_truncate_arname \
    160   bfd_dont_truncate_arname
    161 #define _bfd_archive_64_bit_read_ar_hdr \
    162   _bfd_generic_read_ar_hdr
    163 #define _bfd_archive_64_bit_write_ar_hdr \
    164   _bfd_generic_write_ar_hdr
    165 #define _bfd_archive_64_bit_openr_next_archived_file \
    166   bfd_generic_openr_next_archived_file
    167 #define _bfd_archive_64_bit_get_elt_at_index \
    168   _bfd_generic_get_elt_at_index
    169 #define _bfd_archive_64_bit_generic_stat_arch_elt \
    170   bfd_generic_stat_arch_elt
    171 #define _bfd_archive_64_bit_update_armap_timestamp _bfd_bool_bfd_true
    172 
    173 extern bfd_boolean _bfd_slurp_extended_name_table
    174   (bfd *) ATTRIBUTE_HIDDEN;
    175 extern bfd_boolean _bfd_construct_extended_name_table
    176   (bfd *, bfd_boolean, char **, bfd_size_type *) ATTRIBUTE_HIDDEN;
    177 extern bfd_boolean _bfd_write_archive_contents
    178   (bfd *) ATTRIBUTE_HIDDEN;
    179 extern bfd_boolean _bfd_compute_and_write_armap
    180   (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
    181 extern bfd *_bfd_get_elt_at_filepos
    182   (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
    183 extern bfd *_bfd_generic_get_elt_at_index
    184   (bfd *, symindex) ATTRIBUTE_HIDDEN;
    185 extern bfd * _bfd_new_bfd
    186   (void) ATTRIBUTE_HIDDEN;
    187 extern bfd_boolean _bfd_free_cached_info
    188   (bfd *) ATTRIBUTE_HIDDEN;
    189 
    190 extern bfd_boolean _bfd_bool_bfd_false
    191   (bfd *) ATTRIBUTE_HIDDEN;
    192 extern bfd_boolean _bfd_bool_bfd_asymbol_false
    193   (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
    194 extern bfd_boolean _bfd_bool_bfd_false_error
    195   (bfd *) ATTRIBUTE_HIDDEN;
    196 extern bfd_boolean _bfd_bool_bfd_link_false_error
    197   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    198 extern bfd_boolean _bfd_bool_bfd_true
    199   (bfd *) ATTRIBUTE_HIDDEN;
    200 extern bfd_boolean _bfd_bool_bfd_link_true
    201   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    202 extern bfd_boolean _bfd_bool_bfd_bfd_true
    203   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    204 extern bfd_boolean _bfd_bool_bfd_uint_true
    205   (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
    206 extern bfd_boolean _bfd_bool_bfd_asection_bfd_asection_true
    207   (bfd *, asection *, bfd *, asection *) ATTRIBUTE_HIDDEN;
    208 extern bfd_boolean _bfd_bool_bfd_asymbol_bfd_asymbol_true
    209   (bfd *, asymbol *, bfd *, asymbol *) ATTRIBUTE_HIDDEN;
    210 extern bfd_boolean _bfd_bool_bfd_ptr_true
    211   (bfd *, void *) ATTRIBUTE_HIDDEN;
    212 extern void *_bfd_ptr_bfd_null_error
    213   (bfd *) ATTRIBUTE_HIDDEN;
    214 extern int _bfd_int_bfd_0
    215   (bfd *) ATTRIBUTE_HIDDEN;
    216 extern unsigned int _bfd_uint_bfd_0
    217   (bfd *) ATTRIBUTE_HIDDEN;
    218 extern long _bfd_long_bfd_0
    219   (bfd *) ATTRIBUTE_HIDDEN;
    220 extern long _bfd_long_bfd_n1_error
    221   (bfd *) ATTRIBUTE_HIDDEN;
    222 extern void _bfd_void_bfd
    223   (bfd *) ATTRIBUTE_HIDDEN;
    224 extern void _bfd_void_bfd_link
    225   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    226 extern void _bfd_void_bfd_asection
    227   (bfd *, asection *) ATTRIBUTE_HIDDEN;
    228 
    229 extern bfd *_bfd_new_bfd_contained_in
    230   (bfd *) ATTRIBUTE_HIDDEN;
    231 extern const bfd_target *_bfd_dummy_target
    232   (bfd *) ATTRIBUTE_HIDDEN;
    233 
    234 extern void bfd_dont_truncate_arname
    235   (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
    236 extern void bfd_bsd_truncate_arname
    237   (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
    238 extern void bfd_gnu_truncate_arname
    239   (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
    240 
    241 extern bfd_boolean _bfd_bsd_write_armap
    242   (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
    243 
    244 extern bfd_boolean _bfd_coff_write_armap
    245   (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
    246 
    247 extern void *_bfd_generic_read_ar_hdr
    248   (bfd *) ATTRIBUTE_HIDDEN;
    249 extern void _bfd_ar_spacepad
    250   (char *, size_t, const char *, long) ATTRIBUTE_HIDDEN;
    251 extern bfd_boolean _bfd_ar_sizepad
    252   (char *, size_t, bfd_size_type) ATTRIBUTE_HIDDEN;
    253 
    254 extern void *_bfd_generic_read_ar_hdr_mag
    255   (bfd *, const char *) ATTRIBUTE_HIDDEN;
    256 
    257 extern bfd_boolean _bfd_generic_write_ar_hdr
    258   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    259 
    260 extern bfd_boolean _bfd_bsd44_write_ar_hdr
    261   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    262 
    263 extern bfd * bfd_generic_openr_next_archived_file
    264   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    265 
    266 extern int bfd_generic_stat_arch_elt
    267   (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
    268 
    269 #define _bfd_read_ar_hdr(abfd) \
    270 	BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
    271 #define _bfd_write_ar_hdr(archive, abfd)	 \
    272 	BFD_SEND (abfd, _bfd_write_ar_hdr_fn, (archive, abfd))
    273 
    274 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC.  Use
    276    BFD_JUMP_TABLE_GENERIC (_bfd_generic).  */
    277 
    278 #define _bfd_generic_close_and_cleanup _bfd_archive_close_and_cleanup
    279 extern bfd_boolean _bfd_archive_close_and_cleanup
    280   (bfd *) ATTRIBUTE_HIDDEN;
    281 extern void _bfd_unlink_from_archive_parent (bfd *) ATTRIBUTE_HIDDEN;
    282 #define _bfd_generic_bfd_free_cached_info _bfd_bool_bfd_true
    283 extern bfd_boolean _bfd_generic_new_section_hook
    284   (bfd *, asection *) ATTRIBUTE_HIDDEN;
    285 extern bfd_boolean _bfd_generic_get_section_contents
    286   (bfd *, asection *, void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
    287 extern bfd_boolean _bfd_generic_get_section_contents_in_window
    288   (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
    289 
    290 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
    291    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
    292 
    293 #define _bfd_generic_bfd_copy_private_bfd_data _bfd_bool_bfd_bfd_true
    294 #define _bfd_generic_bfd_merge_private_bfd_data \
    295   _bfd_bool_bfd_link_true
    296 #define _bfd_generic_bfd_set_private_flags _bfd_bool_bfd_uint_true
    297 #define _bfd_generic_bfd_copy_private_section_data \
    298   _bfd_bool_bfd_asection_bfd_asection_true
    299 #define _bfd_generic_bfd_copy_private_symbol_data \
    300   _bfd_bool_bfd_asymbol_bfd_asymbol_true
    301 #define _bfd_generic_bfd_copy_private_header_data _bfd_bool_bfd_bfd_true
    302 #define _bfd_generic_bfd_print_private_bfd_data _bfd_bool_bfd_ptr_true
    303 
    304 extern bfd_boolean _bfd_generic_init_private_section_data
    305   (bfd *, asection *, bfd *, asection *, struct bfd_link_info *)
    306   ATTRIBUTE_HIDDEN;
    307 
    308 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
    309    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
    310 
    311 extern char *_bfd_nocore_core_file_failing_command
    312   (bfd *) ATTRIBUTE_HIDDEN;
    313 extern int _bfd_nocore_core_file_failing_signal
    314   (bfd *) ATTRIBUTE_HIDDEN;
    315 extern bfd_boolean _bfd_nocore_core_file_matches_executable_p
    316   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    317 extern int _bfd_nocore_core_file_pid
    318   (bfd *) ATTRIBUTE_HIDDEN;
    319 
    320 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
    321    file support.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive).  */
    322 
    323 #define _bfd_noarchive_slurp_armap _bfd_bool_bfd_false_error
    324 #define _bfd_noarchive_slurp_extended_name_table _bfd_bool_bfd_false_error
    325 extern bfd_boolean _bfd_noarchive_construct_extended_name_table
    326   (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
    327 extern void _bfd_noarchive_truncate_arname
    328   (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
    329 extern bfd_boolean _bfd_noarchive_write_armap
    330   (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
    331 #define _bfd_noarchive_read_ar_hdr _bfd_ptr_bfd_null_error
    332 extern bfd_boolean _bfd_noarchive_write_ar_hdr
    333   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    334 extern bfd *
    335 _bfd_noarchive_openr_next_archived_file
    336   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    337 extern bfd * _bfd_noarchive_get_elt_at_index
    338   (bfd *, symindex) ATTRIBUTE_HIDDEN;
    339 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
    340 #define _bfd_noarchive_update_armap_timestamp _bfd_bool_bfd_false_error
    341 
    342 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
    343    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd).  */
    344 
    345 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
    346 #define _bfd_archive_bsd_slurp_extended_name_table \
    347   _bfd_slurp_extended_name_table
    348 extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
    349   (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
    350 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
    351 #define _bfd_archive_bsd_write_armap _bfd_bsd_write_armap
    352 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
    353 #define _bfd_archive_bsd_write_ar_hdr _bfd_generic_write_ar_hdr
    354 #define _bfd_archive_bsd_openr_next_archived_file \
    355   bfd_generic_openr_next_archived_file
    356 #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
    357 #define _bfd_archive_bsd_generic_stat_arch_elt \
    358   bfd_generic_stat_arch_elt
    359 extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
    360   (bfd *) ATTRIBUTE_HIDDEN;
    361 
    362 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
    363    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff).  */
    364 
    365 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
    366 #define _bfd_archive_coff_slurp_extended_name_table \
    367   _bfd_slurp_extended_name_table
    368 extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
    369   (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
    370 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
    371 #define _bfd_archive_coff_write_armap _bfd_coff_write_armap
    372 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
    373 #define _bfd_archive_coff_write_ar_hdr _bfd_generic_write_ar_hdr
    374 #define _bfd_archive_coff_openr_next_archived_file \
    375   bfd_generic_openr_next_archived_file
    376 #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
    377 #define _bfd_archive_coff_generic_stat_arch_elt \
    378   bfd_generic_stat_arch_elt
    379 #define _bfd_archive_coff_update_armap_timestamp _bfd_bool_bfd_true
    380 
    381 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD4.4 style
    382    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd44).  */
    383 
    384 #define _bfd_archive_bsd44_slurp_armap bfd_slurp_bsd_armap
    385 #define _bfd_archive_bsd44_slurp_extended_name_table \
    386   _bfd_slurp_extended_name_table
    387 extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
    388   (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
    389 #define _bfd_archive_bsd44_truncate_arname bfd_bsd_truncate_arname
    390 #define _bfd_archive_bsd44_write_armap _bfd_bsd_write_armap
    391 #define _bfd_archive_bsd44_read_ar_hdr _bfd_generic_read_ar_hdr
    392 #define _bfd_archive_bsd44_write_ar_hdr _bfd_bsd44_write_ar_hdr
    393 #define _bfd_archive_bsd44_openr_next_archived_file \
    394   bfd_generic_openr_next_archived_file
    395 #define _bfd_archive_bsd44_get_elt_at_index _bfd_generic_get_elt_at_index
    396 #define _bfd_archive_bsd44_generic_stat_arch_elt \
    397   bfd_generic_stat_arch_elt
    398 #define _bfd_archive_bsd44_update_armap_timestamp \
    399   _bfd_archive_bsd_update_armap_timestamp
    400 
    401 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get VMS style
    402    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib).  Some of them
    403    are irrelevant.  */
    404 
    405 extern bfd_boolean _bfd_vms_lib_write_archive_contents
    406   (bfd *) ATTRIBUTE_HIDDEN;
    407 #define _bfd_vms_lib_slurp_armap _bfd_noarchive_slurp_armap
    408 #define _bfd_vms_lib_slurp_extended_name_table \
    409   _bfd_noarchive_slurp_extended_name_table
    410 #define _bfd_vms_lib_construct_extended_name_table \
    411   _bfd_noarchive_construct_extended_name_table
    412 #define _bfd_vms_lib_truncate_arname _bfd_noarchive_truncate_arname
    413 #define _bfd_vms_lib_write_armap _bfd_noarchive_write_armap
    414 #define _bfd_vms_lib_read_ar_hdr _bfd_noarchive_read_ar_hdr
    415 #define _bfd_vms_lib_write_ar_hdr _bfd_noarchive_write_ar_hdr
    416 extern bfd *_bfd_vms_lib_openr_next_archived_file
    417   (bfd *, bfd *) ATTRIBUTE_HIDDEN;
    418 extern bfd *_bfd_vms_lib_get_elt_at_index
    419   (bfd *, symindex) ATTRIBUTE_HIDDEN;
    420 extern int _bfd_vms_lib_generic_stat_arch_elt
    421   (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
    422 #define _bfd_vms_lib_update_armap_timestamp _bfd_bool_bfd_true
    423 
    424 /* Extra routines for VMS style archives.  */
    425 
    426 extern symindex _bfd_vms_lib_find_symbol
    427   (bfd *, const char *) ATTRIBUTE_HIDDEN;
    428 extern bfd *_bfd_vms_lib_get_imagelib_file
    429   (bfd *) ATTRIBUTE_HIDDEN;
    430 extern const bfd_target *_bfd_vms_lib_alpha_archive_p
    431   (bfd *) ATTRIBUTE_HIDDEN;
    432 extern const bfd_target *_bfd_vms_lib_ia64_archive_p
    433   (bfd *) ATTRIBUTE_HIDDEN;
    434 extern bfd_boolean _bfd_vms_lib_alpha_mkarchive
    435   (bfd *) ATTRIBUTE_HIDDEN;
    436 extern bfd_boolean _bfd_vms_lib_ia64_mkarchive
    437   (bfd *) ATTRIBUTE_HIDDEN;
    438 
    439 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
    440    support.  Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols).  */
    441 
    442 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_long_bfd_n1_error
    443 extern long _bfd_nosymbols_canonicalize_symtab
    444   (bfd *, asymbol **) ATTRIBUTE_HIDDEN;
    445 #define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol
    446 extern void _bfd_nosymbols_print_symbol
    447   (bfd *, void *, asymbol *, bfd_print_symbol_type) ATTRIBUTE_HIDDEN;
    448 extern void _bfd_nosymbols_get_symbol_info
    449   (bfd *, asymbol *, symbol_info *) ATTRIBUTE_HIDDEN;
    450 extern const char * _bfd_nosymbols_get_symbol_version_string
    451   (bfd *, asymbol *, bfd_boolean *) ATTRIBUTE_HIDDEN;
    452 extern bfd_boolean _bfd_nosymbols_bfd_is_local_label_name
    453   (bfd *, const char *) ATTRIBUTE_HIDDEN;
    454 #define _bfd_nosymbols_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
    455 extern alent *_bfd_nosymbols_get_lineno
    456   (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
    457 extern bfd_boolean _bfd_nosymbols_find_nearest_line
    458   (bfd *, asymbol **, asection *, bfd_vma,
    459    const char **, const char **, unsigned int *, unsigned int *)
    460   ATTRIBUTE_HIDDEN;
    461 extern bfd_boolean _bfd_nosymbols_find_line
    462   (bfd *, asymbol **, asymbol *, const char **, unsigned int *)
    463   ATTRIBUTE_HIDDEN;
    464 extern bfd_boolean _bfd_nosymbols_find_inliner_info
    465   (bfd *, const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
    466 extern asymbol *_bfd_nosymbols_bfd_make_debug_symbol
    467   (bfd *, void *, unsigned long) ATTRIBUTE_HIDDEN;
    468 extern long _bfd_nosymbols_read_minisymbols
    469   (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
    470 extern asymbol *_bfd_nosymbols_minisymbol_to_symbol
    471   (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
    472 
    473 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
    474    support.  Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs).  */
    475 
    476 extern long _bfd_norelocs_get_reloc_upper_bound
    477   (bfd *, asection *) ATTRIBUTE_HIDDEN;
    478 extern long _bfd_norelocs_canonicalize_reloc
    479   (bfd *, asection *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
    480 extern void _bfd_norelocs_set_reloc
    481   (bfd *, asection *, arelent **, unsigned int) ATTRIBUTE_HIDDEN;
    482 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_type_lookup
    483   (bfd *, bfd_reloc_code_real_type) ATTRIBUTE_HIDDEN;
    484 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_name_lookup
    485   (bfd *, const char *) ATTRIBUTE_HIDDEN;
    486 
    487 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
    488    be written.  Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite).  */
    489 
    490 extern bfd_boolean _bfd_nowrite_set_arch_mach
    491   (bfd *, enum bfd_architecture, unsigned long) ATTRIBUTE_HIDDEN;
    492 extern bfd_boolean _bfd_nowrite_set_section_contents
    493   (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
    494 
    495 /* Generic routines to use for BFD_JUMP_TABLE_WRITE.  Use
    496    BFD_JUMP_TABLE_WRITE (_bfd_generic).  */
    497 
    498 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
    499 extern bfd_boolean _bfd_generic_set_section_contents
    500   (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
    501 
    502 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
    503    support linking.  Use BFD_JUMP_TABLE_LINK (_bfd_nolink).  */
    504 
    505 extern int _bfd_nolink_sizeof_headers
    506   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    507 extern bfd_byte *_bfd_nolink_bfd_get_relocated_section_contents
    508   (bfd *, struct bfd_link_info *, struct bfd_link_order *,
    509    bfd_byte *, bfd_boolean, asymbol **) ATTRIBUTE_HIDDEN;
    510 extern bfd_boolean _bfd_nolink_bfd_relax_section
    511   (bfd *, asection *, struct bfd_link_info *, bfd_boolean *) ATTRIBUTE_HIDDEN;
    512 #define _bfd_nolink_bfd_gc_sections _bfd_bool_bfd_link_false_error
    513 extern bfd_boolean _bfd_nolink_bfd_lookup_section_flags
    514   (struct bfd_link_info *, struct flag_info *, asection *) ATTRIBUTE_HIDDEN;
    515 #define _bfd_nolink_bfd_merge_sections _bfd_bool_bfd_link_false_error
    516 extern bfd_boolean _bfd_nolink_bfd_is_group_section
    517   (bfd *, const asection *) ATTRIBUTE_HIDDEN;
    518 extern bfd_boolean _bfd_nolink_bfd_discard_group
    519   (bfd *, asection *) ATTRIBUTE_HIDDEN;
    520 extern struct bfd_link_hash_table *_bfd_nolink_bfd_link_hash_table_create
    521   (bfd *) ATTRIBUTE_HIDDEN;
    522 #define _bfd_nolink_bfd_link_add_symbols _bfd_bool_bfd_link_false_error
    523 extern void _bfd_nolink_bfd_link_just_syms
    524   (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    525 extern void _bfd_nolink_bfd_copy_link_hash_symbol_type
    526   (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
    527   ATTRIBUTE_HIDDEN;
    528 #define _bfd_nolink_bfd_final_link _bfd_bool_bfd_link_false_error
    529 extern bfd_boolean _bfd_nolink_bfd_link_split_section
    530   (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
    531 extern bfd_boolean _bfd_nolink_section_already_linked
    532   (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    533 extern bfd_boolean _bfd_nolink_bfd_define_common_symbol
    534   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *)
    535   ATTRIBUTE_HIDDEN;
    536 #define _bfd_nolink_bfd_link_hide_symbol \
    537   _bfd_generic_link_hide_symbol
    538 extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop
    539   (struct bfd_link_info *, const char *, asection *) ATTRIBUTE_HIDDEN;
    540 #define _bfd_nolink_bfd_link_check_relocs \
    541   _bfd_generic_link_check_relocs
    542 
    543 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
    544    have dynamic symbols or relocs.  Use BFD_JUMP_TABLE_DYNAMIC
    545    (_bfd_nodynamic).  */
    546 
    547 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_long_bfd_n1_error
    548 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
    549   _bfd_nosymbols_canonicalize_symtab
    550 extern long _bfd_nodynamic_get_synthetic_symtab
    551   (bfd *, long, asymbol **, long, asymbol **, asymbol **) ATTRIBUTE_HIDDEN;
    552 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_long_bfd_n1_error
    553 extern long _bfd_nodynamic_canonicalize_dynamic_reloc
    554   (bfd *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
    555 
    556 /* Generic routine to determine of the given symbol is a local
    558    label.  */
    559 extern bfd_boolean bfd_generic_is_local_label_name
    560   (bfd *, const char *) ATTRIBUTE_HIDDEN;
    561 
    562 /* Generic minisymbol routines.  */
    563 extern long _bfd_generic_read_minisymbols
    564   (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
    565 extern asymbol *_bfd_generic_minisymbol_to_symbol
    566   (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
    567 
    568 /* Find the nearest line using .stab/.stabstr sections.  */
    569 extern bfd_boolean _bfd_stab_section_find_nearest_line
    570   (bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *,
    571    const char **, const char **, unsigned int *, void **) ATTRIBUTE_HIDDEN;
    572 
    573 /* Find the nearest line using DWARF 1 debugging information.  */
    574 extern bfd_boolean _bfd_dwarf1_find_nearest_line
    575   (bfd *, asymbol **, asection *, bfd_vma,
    576    const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
    577 
    578 struct dwarf_debug_section
    579 {
    580   const char * uncompressed_name;
    581   const char * compressed_name;
    582 };
    583 
    584 /* Map of uncompressed DWARF debug section name to compressed one.  It
    585    is terminated by NULL uncompressed_name.  */
    586 
    587 extern const struct dwarf_debug_section dwarf_debug_sections[] ATTRIBUTE_HIDDEN;
    588 
    589 /* Find the nearest line using DWARF 2 debugging information.  */
    590 extern bfd_boolean _bfd_dwarf2_find_nearest_line
    591   (bfd *, asymbol **, asymbol *, asection *, bfd_vma,
    592    const char **, const char **, unsigned int *, unsigned int *,
    593    const struct dwarf_debug_section *, unsigned int, void **) ATTRIBUTE_HIDDEN;
    594 
    595 /* Find the bias between DWARF addresses and real addresses.  */
    596 extern bfd_signed_vma _bfd_dwarf2_find_symbol_bias
    597   (asymbol **, void **) ATTRIBUTE_HIDDEN;
    598 
    599 /* Find inliner info after calling bfd_find_nearest_line. */
    600 extern bfd_boolean _bfd_dwarf2_find_inliner_info
    601   (bfd *, const char **, const char **, unsigned int *, void **)
    602   ATTRIBUTE_HIDDEN;
    603 
    604 /* Read DWARF 2 debugging information. */
    605 extern bfd_boolean _bfd_dwarf2_slurp_debug_info
    606   (bfd *, bfd *, const struct dwarf_debug_section *, asymbol **, void **,
    607    bfd_boolean) ATTRIBUTE_HIDDEN;
    608 
    609 /* Clean up the data used to handle DWARF 2 debugging information. */
    610 extern void _bfd_dwarf2_cleanup_debug_info
    611   (bfd *, void **) ATTRIBUTE_HIDDEN;
    612 
    613 /* Create a new section entry.  */
    614 extern struct bfd_hash_entry *bfd_section_hash_newfunc
    615   (struct bfd_hash_entry *, struct bfd_hash_table *, const char *)
    616   ATTRIBUTE_HIDDEN;
    617 
    618 /* A routine to create entries for a bfd_link_hash_table.  */
    619 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
    620   (struct bfd_hash_entry *entry, struct bfd_hash_table *table,
    621    const char *string) ATTRIBUTE_HIDDEN;
    622 
    623 /* Initialize a bfd_link_hash_table.  */
    624 extern bfd_boolean _bfd_link_hash_table_init
    625   (struct bfd_link_hash_table *, bfd *,
    626    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
    627 			       struct bfd_hash_table *,
    628 			       const char *),
    629    unsigned int) ATTRIBUTE_HIDDEN;
    630 
    631 /* Generic link hash table creation routine.  */
    632 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
    633   (bfd *) ATTRIBUTE_HIDDEN;
    634 
    635 /* Generic link hash table destruction routine.  */
    636 extern void _bfd_generic_link_hash_table_free
    637   (bfd *) ATTRIBUTE_HIDDEN;
    638 
    639 /* Generic add symbol routine.  */
    640 extern bfd_boolean _bfd_generic_link_add_symbols
    641   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    642 
    643 /* Generic archive add symbol routine.  */
    644 extern bfd_boolean _bfd_generic_link_add_archive_symbols
    645   (bfd *, struct bfd_link_info *,
    646    bfd_boolean (*) (bfd *, struct bfd_link_info *,
    647 		    struct bfd_link_hash_entry *, const char *,
    648 		    bfd_boolean *)) ATTRIBUTE_HIDDEN;
    649 
    650 /* Forward declaration to avoid prototype errors.  */
    651 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
    652 
    653 /* Generic routine to add a single symbol.  */
    654 extern bfd_boolean _bfd_generic_link_add_one_symbol
    655   (struct bfd_link_info *, bfd *, const char *name, flagword,
    656    asection *, bfd_vma, const char *, bfd_boolean copy,
    657    bfd_boolean constructor, struct bfd_link_hash_entry **) ATTRIBUTE_HIDDEN;
    658 
    659 /* Generic routine to mark section as supplying symbols only.  */
    660 extern void _bfd_generic_link_just_syms
    661   (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    662 
    663 /* Generic routine that does nothing.  */
    664 extern void _bfd_generic_copy_link_hash_symbol_type
    665   (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
    666   ATTRIBUTE_HIDDEN;
    667 
    668 /* Generic link routine.  */
    669 extern bfd_boolean _bfd_generic_final_link
    670   (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    671 
    672 extern bfd_boolean _bfd_generic_link_split_section
    673   (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
    674 
    675 extern bfd_boolean _bfd_generic_section_already_linked
    676   (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
    677 
    678 /* Generic reloc_link_order processing routine.  */
    679 extern bfd_boolean _bfd_generic_reloc_link_order
    680   (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
    681   ATTRIBUTE_HIDDEN;
    682 
    683 /* Default link order processing routine.  */
    684 extern bfd_boolean _bfd_default_link_order
    685   (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
    686   ATTRIBUTE_HIDDEN;
    687 
    688 /* Count the number of reloc entries in a link order list.  */
    689 extern unsigned int _bfd_count_link_order_relocs
    690   (struct bfd_link_order *) ATTRIBUTE_HIDDEN;
    691 
    692 /* Final link relocation routine.  */
    693 extern bfd_reloc_status_type _bfd_final_link_relocate
    694   (reloc_howto_type *, bfd *, asection *, bfd_byte *,
    695    bfd_vma, bfd_vma, bfd_vma) ATTRIBUTE_HIDDEN;
    696 
    697 /* Relocate a particular location by a howto and a value.  */
    698 extern bfd_reloc_status_type _bfd_relocate_contents
    699   (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *) ATTRIBUTE_HIDDEN;
    700 
    701 /* Clear a given location using a given howto.  */
    702 extern bfd_reloc_status_type _bfd_clear_contents
    703   (reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma) ATTRIBUTE_HIDDEN;
    704 
    705 /* Link stabs in sections in the first pass.  */
    706 
    707 extern bfd_boolean _bfd_link_section_stabs
    708   (bfd *, struct stab_info *, asection *, asection *, void **,
    709    bfd_size_type *) ATTRIBUTE_HIDDEN;
    710 
    711 /* Eliminate stabs for discarded functions and symbols.  */
    712 extern bfd_boolean _bfd_discard_section_stabs
    713   (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *)
    714   ATTRIBUTE_HIDDEN;
    715 
    716 /* Write out the .stab section when linking stabs in sections.  */
    717 
    718 extern bfd_boolean _bfd_write_section_stabs
    719   (bfd *, struct stab_info *, asection *, void **, bfd_byte *)
    720   ATTRIBUTE_HIDDEN;
    721 
    722 /* Write out the .stabstr string table when linking stabs in sections.  */
    723 
    724 extern bfd_boolean _bfd_write_stab_strings
    725   (bfd *, struct stab_info *) ATTRIBUTE_HIDDEN;
    726 
    727 /* Find an offset within a .stab section when linking stabs in
    728    sections.  */
    729 
    730 extern bfd_vma _bfd_stab_section_offset
    731   (asection *, void *, bfd_vma) ATTRIBUTE_HIDDEN;
    732 
    733 /* Register a SEC_MERGE section as a candidate for merging.  */
    734 
    735 extern bfd_boolean _bfd_add_merge_section
    736   (bfd *, void **, asection *, void **) ATTRIBUTE_HIDDEN;
    737 
    738 /* Attempt to merge SEC_MERGE sections.  */
    739 
    740 extern bfd_boolean _bfd_merge_sections
    741   (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *))
    742   ATTRIBUTE_HIDDEN;
    743 
    744 /* Write out a merged section.  */
    745 
    746 extern bfd_boolean _bfd_write_merged_section
    747   (bfd *, asection *, void *) ATTRIBUTE_HIDDEN;
    748 
    749 /* Find an offset within a modified SEC_MERGE section.  */
    750 
    751 extern bfd_vma _bfd_merged_section_offset
    752   (bfd *, asection **, void *, bfd_vma) ATTRIBUTE_HIDDEN;
    753 
    754 /* Tidy up when done.  */
    755 
    756 extern void _bfd_merge_sections_free (void *) ATTRIBUTE_HIDDEN;
    757 
    758 /* Create a string table.  */
    759 extern struct bfd_strtab_hash *_bfd_stringtab_init
    760   (void) ATTRIBUTE_HIDDEN;
    761 
    762 /* Create an XCOFF .debug section style string table.  */
    763 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init
    764   (void) ATTRIBUTE_HIDDEN;
    765 
    766 /* Free a string table.  */
    767 extern void _bfd_stringtab_free
    768   (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
    769 
    770 /* Get the size of a string table.  */
    771 extern bfd_size_type _bfd_stringtab_size
    772   (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
    773 
    774 /* Add a string to a string table.  */
    775 extern bfd_size_type _bfd_stringtab_add
    776   (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy)
    777   ATTRIBUTE_HIDDEN;
    778 
    779 /* Write out a string table.  */
    780 extern bfd_boolean _bfd_stringtab_emit
    781   (bfd *, struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
    782 
    783 /* Macros to tell if bfds are read or write enabled.
    785 
    786    Note that bfds open for read may be scribbled into if the fd passed
    787    to bfd_fdopenr is actually open both for read and write
    788    simultaneously.  However an output bfd will never be open for
    789    read.  Therefore sometimes you want to check bfd_read_p or
    790    !bfd_read_p, and only sometimes bfd_write_p.
    791 */
    792 
    793 #define	bfd_read_p(abfd) \
    794   ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
    795 #define	bfd_write_p(abfd) \
    796   ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
    797 
    798 extern void bfd_assert
    799   (const char*,int) ATTRIBUTE_HIDDEN;
    800 
    801 #define BFD_ASSERT(x) \
    802   do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0)
    803 
    804 #define BFD_FAIL() \
    805   do { bfd_assert(__FILE__,__LINE__); } while (0)
    806 
    807 extern void _bfd_abort
    808   (const char *, int, const char *) ATTRIBUTE_NORETURN ATTRIBUTE_HIDDEN;
    809 
    810 /* if gcc >= 2.6, we can give a function name, too */
    811 #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
    812 #define __PRETTY_FUNCTION__  ((char *) NULL)
    813 #endif
    814 
    815 #undef abort
    816 #define abort() _bfd_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
    817 
    818 /* Manipulate a system FILE but using BFD's "file_ptr", rather than
    819    the system "off_t" or "off64_t", as the offset.  */
    820 extern file_ptr _bfd_real_ftell
    821   (FILE *) ATTRIBUTE_HIDDEN;
    822 extern int _bfd_real_fseek
    823   (FILE *, file_ptr, int) ATTRIBUTE_HIDDEN;
    824 extern FILE *_bfd_real_fopen
    825   (const char *, const char *) ATTRIBUTE_HIDDEN;
    826 
    827 /* List of supported target vectors, and the default vector (if
    828    bfd_default_vector[0] is NULL, there is no default).  */
    829 extern const bfd_target * const *bfd_target_vector ATTRIBUTE_HIDDEN;
    830 extern const bfd_target *bfd_default_vector[] ATTRIBUTE_HIDDEN;
    831 
    832 /* List of associated target vectors.  */
    833 extern const bfd_target * const *bfd_associated_vector ATTRIBUTE_HIDDEN;
    834 
    835 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
    836    other common header files.  */
    837 
    838 #if defined(__STDC__) || defined(ALMOST_STDC)
    839 struct ecoff_find_line;
    840 #endif
    841 
    842 extern bfd_boolean _bfd_ecoff_locate_line
    843   (bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
    844    const struct ecoff_debug_swap * const, struct ecoff_find_line *,
    845    const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
    846 extern bfd_boolean _bfd_ecoff_get_accumulated_pdr
    847   (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
    848 extern bfd_boolean _bfd_ecoff_get_accumulated_sym
    849   (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
    850 extern bfd_boolean _bfd_ecoff_get_accumulated_ss
    851   (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
    852 
    853 extern bfd_vma _bfd_get_gp_value
    854   (bfd *) ATTRIBUTE_HIDDEN;
    855 extern void _bfd_set_gp_value
    856   (bfd *, bfd_vma) ATTRIBUTE_HIDDEN;
    857 
    858 /* Function shared by the COFF and ELF SH backends, which have no
    859    other common header files.  */
    860 
    861 #ifndef _bfd_sh_align_load_span
    862 extern bfd_boolean _bfd_sh_align_load_span
    863   (bfd *, asection *, bfd_byte *,
    864    bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma),
    865    void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *) ATTRIBUTE_HIDDEN;
    866 #endif
    867 
    868 /* This is the shape of the elements inside the already_linked hash
    869    table. It maps a name onto a list of already_linked elements with
    870    the same name.  */
    871 
    872 struct bfd_section_already_linked_hash_entry
    873 {
    874   struct bfd_hash_entry root;
    875   struct bfd_section_already_linked *entry;
    876 };
    877 
    878 struct bfd_section_already_linked
    879 {
    880   struct bfd_section_already_linked *next;
    881   asection *sec;
    882 };
    883 
    884 extern struct bfd_section_already_linked_hash_entry *
    885   bfd_section_already_linked_table_lookup (const char *) ATTRIBUTE_HIDDEN;
    886 extern bfd_boolean bfd_section_already_linked_table_insert
    887   (struct bfd_section_already_linked_hash_entry *, asection *)
    888   ATTRIBUTE_HIDDEN;
    889 extern void bfd_section_already_linked_table_traverse
    890   (bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *,
    891 		    void *), void *) ATTRIBUTE_HIDDEN;
    892 
    893 extern bfd_vma _bfd_read_unsigned_leb128
    894   (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
    895 extern bfd_signed_vma _bfd_read_signed_leb128
    896   (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
    897 extern bfd_vma _bfd_safe_read_leb128
    898   (bfd *, bfd_byte *, unsigned int *, bfd_boolean, const bfd_byte * const)
    899   ATTRIBUTE_HIDDEN;
    900