bfd/libbfd-in.h

   1 /* libbfd.h -- Declarations used by bfd library *implementation*.
   2    (This include file is not for users of the library.)
   3    Copyright 1990, 91, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
   4    Written by Cygnus Support.
   5
   6 ** NOTE: libbfd.h is a GENERATED file.  Don't change it; instead,
   7 ** change libbfd-in.h or the other BFD source files processed to
   8 ** generate this file.
   9
  10 This file is part of BFD, the Binary File Descriptor library.
  11
  12 This program is free software; you can redistribute it and/or modify
  13 it under the terms of the GNU General Public License as published by
  14 the Free Software Foundation; either version 2 of the License, or
  15 (at your option) any later version.
  16
  17 This program is distributed in the hope that it will be useful,
  18 but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 GNU General Public License for more details.
  21
  22 You should have received a copy of the GNU General Public License
  23 along with this program; if not, write to the Free Software
  24 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  25
  26 /* Align an address upward to a boundary, expressed as a number of bytes.
  27    E.g. align to an 8-byte boundary with argument of 8.  */
  28 #define BFD_ALIGN(this, boundary) \
  29   ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
  30
  31 /* If you want to read and write large blocks, you might want to do it
  32    in quanta of this amount */
  33 #define DEFAULT_BUFFERSIZE 8192
  34
  35 /* Set a tdata field.  Can't use the other macros for this, since they
  36    do casts, and casting to the left of assignment isn't portable.  */
  37 #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
  38
  39 /* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
  40    to an instance of this structure.  */
  41
  42 struct bfd_in_memory
  43 {
  44   /* Size of buffer.  */
  45   bfd_size_type size;
  46   /* Buffer holding contents of BFD.  */
  47   bfd_byte *buffer;
  48 };
  49
  50 /* tdata for an archive.  For an input archive, cache
  51    needs to be free()'d.  For an output archive, symdefs do.  */
  52
  53 struct artdata {
  54   file_ptr first_file_filepos;
  55   /* Speed up searching the armap */
  56   struct ar_cache *cache;
  57   bfd *archive_head;            /* Only interesting in output routines */
  58   carsym *symdefs;              /* the symdef entries */
  59   symindex symdef_count;             /* how many there are */
  60   char *extended_names;         /* clever intel extension */
  61   /* when more compilers are standard C, this can be a time_t */
  62   long  armap_timestamp;        /* Timestamp value written into armap.
  63                                    This is used for BSD archives to check
  64                                    that the timestamp is recent enough
  65                                    for the BSD linker to not complain,
  66                                    just before we finish writing an
  67                                    archive.  */
  68   file_ptr armap_datepos;       /* Position within archive to seek to
  69                                    rewrite the date field.  */
  70   PTR tdata;                    /* Backend specific information.  */
  71 };
  72
  73 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
  74
  75 /* Goes in bfd's arelt_data slot */
  76 struct areltdata {
  77   char * arch_header;                        /* it's actually a string */
  78   unsigned int parsed_size;     /* octets of filesize not including ar_hdr */
  79   char *filename;                            /* null-terminated */
  80 };
  81
  82 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
  83
  84 extern PTR bfd_malloc PARAMS ((size_t));
  85 extern PTR bfd_realloc PARAMS ((PTR, size_t));
  86 extern PTR bfd_zmalloc PARAMS ((size_t));
  87
  88 extern bfd_error_handler_type _bfd_error_handler;
  89
  90 /* These routines allocate and free things on the BFD's obstack.  */
  91
  92 PTR     bfd_alloc PARAMS ((bfd *abfd, size_t size));
  93 PTR     bfd_zalloc PARAMS ((bfd *abfd, size_t size));
  94
  95 #define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
  96
  97 bfd *   _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
  98 bfd *   _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
  99 boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
 100 boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
 101 const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
 102 boolean bfd_slurp_armap PARAMS ((bfd *abfd));
 103 boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
 104 #define bfd_slurp_bsd_armap bfd_slurp_armap
 105 #define bfd_slurp_coff_armap bfd_slurp_armap
 106 boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
 107 extern boolean _bfd_construct_extended_name_table
 108   PARAMS ((bfd *, boolean, char **, bfd_size_type *));
 109 boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
 110 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
 111 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
 112 extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
 113 bfd * _bfd_new_bfd PARAMS ((void));
 114
 115 boolean bfd_false PARAMS ((bfd *ignore));
 116 boolean bfd_true PARAMS ((bfd *ignore));
 117 PTR     bfd_nullvoidptr PARAMS ((bfd *ignore));
 118 int     bfd_0 PARAMS ((bfd *ignore));
 119 unsigned int    bfd_0u PARAMS ((bfd *ignore));
 120 long    bfd_0l PARAMS ((bfd *ignore));
 121 long    _bfd_n1 PARAMS ((bfd *ignore));
 122 void    bfd_void PARAMS ((bfd *ignore));
 123
 124 bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
 125 const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
 126
 127 void    bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 128                                         char *hdr));
 129 void    bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 130                                         char *hdr));
 131 void    bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 132                                         char *hdr));
 133
 134 boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
 135                                   struct orl *map, unsigned int orl_count, int stridx));
 136
 137 boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
 138                                    struct orl *map, unsigned int orl_count, int stridx));
 139
 140 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
 141
 142 extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
 143
 144 bfd *   bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
 145                                                      bfd *last_file));
 146
 147 int     bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
 148
 149 #define _bfd_read_ar_hdr(abfd) \
 150   BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
 151 \f
 152 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC.  Use
 153    BFD_JUMP_TABLE_GENERIC (_bfd_generic).  */
 154
 155 #define _bfd_generic_close_and_cleanup bfd_true
 156 #define _bfd_generic_bfd_free_cached_info bfd_true
 157 #define _bfd_generic_new_section_hook \
 158   ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
 159 extern boolean _bfd_generic_get_section_contents
 160   PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
 161            bfd_size_type count));
 162 extern boolean _bfd_generic_get_section_contents_in_window
 163   PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
 164
 165 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
 166    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
 167
 168 #define _bfd_generic_bfd_copy_private_bfd_data \
 169   ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
 170 #define _bfd_generic_bfd_merge_private_bfd_data \
 171   ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
 172 #define _bfd_generic_bfd_set_private_flags \
 173   ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
 174 #define _bfd_generic_bfd_copy_private_section_data \
 175   ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
 176 #define _bfd_generic_bfd_copy_private_symbol_data \
 177   ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
 178 #define _bfd_generic_bfd_print_private_bfd_data \
 179   ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
 180
 181 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
 182    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
 183
 184 extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
 185 extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
 186 extern boolean _bfd_nocore_core_file_matches_executable_p
 187   PARAMS ((bfd *, bfd *));
 188
 189 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
 190    file support.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive).  */
 191
 192 #define _bfd_noarchive_slurp_armap bfd_false
 193 #define _bfd_noarchive_slurp_extended_name_table bfd_false
 194 #define _bfd_noarchive_construct_extended_name_table \
 195   ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
 196    bfd_false)
 197 #define _bfd_noarchive_truncate_arname \
 198   ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
 199 #define _bfd_noarchive_write_armap \
 200   ((boolean (*) \
 201     PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
 202    bfd_false)
 203 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
 204 #define _bfd_noarchive_openr_next_archived_file \
 205   ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
 206 #define _bfd_noarchive_get_elt_at_index \
 207   ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
 208 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
 209 #define _bfd_noarchive_update_armap_timestamp bfd_false
 210
 211 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
 212    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd).  */
 213
 214 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
 215 #define _bfd_archive_bsd_slurp_extended_name_table \
 216   _bfd_slurp_extended_name_table
 217 extern boolean _bfd_archive_bsd_construct_extended_name_table
 218   PARAMS ((bfd *, char **, bfd_size_type *, const char **));
 219 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
 220 #define _bfd_archive_bsd_write_armap bsd_write_armap
 221 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
 222 #define _bfd_archive_bsd_openr_next_archived_file \
 223   bfd_generic_openr_next_archived_file
 224 #define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
 225 #define _bfd_archive_bsd_generic_stat_arch_elt \
 226   bfd_generic_stat_arch_elt
 227 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
 228
 229 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
 230    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff).  */
 231
 232 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
 233 #define _bfd_archive_coff_slurp_extended_name_table \
 234   _bfd_slurp_extended_name_table
 235 extern boolean _bfd_archive_coff_construct_extended_name_table
 236   PARAMS ((bfd *, char **, bfd_size_type *, const char **));
 237 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
 238 #define _bfd_archive_coff_write_armap coff_write_armap
 239 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
 240 #define _bfd_archive_coff_openr_next_archived_file \
 241   bfd_generic_openr_next_archived_file
 242 #define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
 243 #define _bfd_archive_coff_generic_stat_arch_elt \
 244   bfd_generic_stat_arch_elt
 245 #define _bfd_archive_coff_update_armap_timestamp bfd_true
 246
 247 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
 248    support.  Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols).  */
 249
 250 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
 251 #define _bfd_nosymbols_get_symtab \
 252   ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
 253 #define _bfd_nosymbols_make_empty_symbol \
 254   ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
 255 #define _bfd_nosymbols_print_symbol \
 256   ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
 257 #define _bfd_nosymbols_get_symbol_info \
 258   ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
 259 #define _bfd_nosymbols_bfd_is_local_label_name \
 260   ((boolean (*) PARAMS ((bfd *, const char *))) bfd_false)
 261 #define _bfd_nosymbols_get_lineno \
 262   ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
 263 #define _bfd_nosymbols_find_nearest_line \
 264   ((boolean (*) \
 265     PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
 266              const char **, unsigned int *))) \
 267    bfd_false)
 268 #define _bfd_nosymbols_bfd_make_debug_symbol \
 269   ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
 270 #define _bfd_nosymbols_read_minisymbols \
 271   ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
 272 #define _bfd_nosymbols_minisymbol_to_symbol \
 273   ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
 274    bfd_nullvoidptr)
 275
 276 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
 277    support.  Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs).  */
 278
 279 #define _bfd_norelocs_get_reloc_upper_bound \
 280   ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
 281 #define _bfd_norelocs_canonicalize_reloc \
 282   ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
 283 #define _bfd_norelocs_bfd_reloc_type_lookup \
 284   ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
 285    bfd_nullvoidptr)
 286
 287 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
 288    be written.  Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite).  */
 289
 290 #define _bfd_nowrite_set_arch_mach \
 291   ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
 292    bfd_false)
 293 #define _bfd_nowrite_set_section_contents \
 294   ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
 295    bfd_false)
 296
 297 /* Generic routines to use for BFD_JUMP_TABLE_WRITE.  Use
 298    BFD_JUMP_TABLE_WRITE (_bfd_generic).  */
 299
 300 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
 301 extern boolean _bfd_generic_set_section_contents
 302   PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
 303
 304 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
 305    support linking.  Use BFD_JUMP_TABLE_LINK (_bfd_nolink).  */
 306
 307 #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
 308 #define _bfd_nolink_bfd_get_relocated_section_contents \
 309   ((bfd_byte *(*) \
 310     PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
 311              bfd_byte *, boolean, asymbol **))) \
 312    bfd_nullvoidptr)
 313 #define _bfd_nolink_bfd_relax_section \
 314   ((boolean (*) \
 315     PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
 316    bfd_false)
 317 #define _bfd_nolink_bfd_link_hash_table_create \
 318   ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
 319 #define _bfd_nolink_bfd_link_add_symbols \
 320   ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
 321 #define _bfd_nolink_bfd_final_link \
 322   ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
 323 #define _bfd_nolink_bfd_link_split_section \
 324   ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
 325
 326 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
 327    have dynamic symbols or relocs.  Use BFD_JUMP_TABLE_DYNAMIC
 328    (_bfd_nodynamic).  */
 329
 330 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
 331 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
 332   ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
 333 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
 334 #define _bfd_nodynamic_canonicalize_dynamic_reloc \
 335   ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
 336 \f
 337 /* Generic routine to determine of the given symbol is a local
 338    label.  */
 339 extern boolean bfd_generic_is_local_label_name PARAMS ((bfd *, const char *));
 340
 341 /* Generic minisymbol routines.  */
 342 extern long _bfd_generic_read_minisymbols
 343   PARAMS ((bfd *, boolean, PTR *, unsigned int *));
 344 extern asymbol *_bfd_generic_minisymbol_to_symbol
 345   PARAMS ((bfd *, boolean, const PTR, asymbol *));
 346
 347 /* Find the nearest line using .stab/.stabstr sections.  */
 348 extern boolean _bfd_stab_section_find_nearest_line
 349   PARAMS ((bfd *, asymbol **, asection *, bfd_vma, boolean *, const char **,
 350            const char **, unsigned int *, PTR *));
 351
 352 /* A routine to create entries for a bfd_link_hash_table.  */
 353 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
 354   PARAMS ((struct bfd_hash_entry *entry,
 355            struct bfd_hash_table *table,
 356            const char *string));
 357
 358 /* Initialize a bfd_link_hash_table.  */
 359 extern boolean _bfd_link_hash_table_init
 360   PARAMS ((struct bfd_link_hash_table *, bfd *,
 361            struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 362                                        struct bfd_hash_table *,
 363                                        const char *)));
 364
 365 /* Generic link hash table creation routine.  */
 366 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
 367   PARAMS ((bfd *));
 368
 369 /* Generic add symbol routine.  */
 370 extern boolean _bfd_generic_link_add_symbols
 371   PARAMS ((bfd *, struct bfd_link_info *));
 372
 373 /* Generic add symbol routine.  This version is used by targets for
 374    which the linker must collect constructors and destructors by name,
 375    as the collect2 program does.  */
 376 extern boolean _bfd_generic_link_add_symbols_collect
 377   PARAMS ((bfd *, struct bfd_link_info *));
 378
 379 /* Generic archive add symbol routine.  */
 380 extern boolean _bfd_generic_link_add_archive_symbols
 381   PARAMS ((bfd *, struct bfd_link_info *,
 382            boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
 383
 384
 385
 386 /* Forward declaration to avoid prototype errors.  */
 387 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
 388
 389 /* Generic routine to add a single symbol.  */
 390 extern boolean _bfd_generic_link_add_one_symbol
 391   PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
 392            asection *, bfd_vma, const char *, boolean copy,
 393            boolean constructor, struct bfd_link_hash_entry **));
 394
 395 /* Generic link routine.  */
 396 extern boolean _bfd_generic_final_link
 397   PARAMS ((bfd *, struct bfd_link_info *));
 398
 399 extern boolean _bfd_generic_link_split_section
 400   PARAMS ((bfd *, struct sec *));
 401
 402 /* Generic reloc_link_order processing routine.  */
 403 extern boolean _bfd_generic_reloc_link_order
 404   PARAMS ((bfd *, struct bfd_link_info *, asection *,
 405            struct bfd_link_order *));
 406
 407 /* Default link order processing routine.  */
 408 extern boolean _bfd_default_link_order
 409   PARAMS ((bfd *, struct bfd_link_info *, asection *,
 410            struct bfd_link_order *));
 411
 412 /* Count the number of reloc entries in a link order list.  */
 413 extern unsigned int _bfd_count_link_order_relocs
 414   PARAMS ((struct bfd_link_order *));
 415
 416 /* Final link relocation routine.  */
 417 extern bfd_reloc_status_type _bfd_final_link_relocate
 418   PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
 419            bfd_vma address, bfd_vma value, bfd_vma addend));
 420
 421 /* Relocate a particular location by a howto and a value.  */
 422 extern bfd_reloc_status_type _bfd_relocate_contents
 423   PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
 424
 425 /* Link stabs in sections in the first pass.  */
 426
 427 extern boolean _bfd_link_section_stabs
 428   PARAMS ((bfd *, PTR *, asection *, asection *, PTR *));
 429
 430 /* Write out the .stab section when linking stabs in sections.  */
 431
 432 extern boolean _bfd_write_section_stabs
 433   PARAMS ((bfd *, asection *, PTR *, bfd_byte *));
 434
 435 /* Write out the .stabstr string table when linking stabs in sections.  */
 436
 437 extern boolean _bfd_write_stab_strings PARAMS ((bfd *, PTR *));
 438
 439 /* Create a string table.  */
 440 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
 441
 442 /* Create an XCOFF .debug section style string table.  */
 443 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
 444
 445 /* Free a string table.  */
 446 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
 447
 448 /* Get the size of a string table.  */
 449 extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
 450
 451 /* Add a string to a string table.  */
 452 extern bfd_size_type _bfd_stringtab_add
 453   PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
 454            boolean copy));
 455
 456 /* Write out a string table.  */
 457 extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
 458 \f
 459 /* Macros to tell if bfds are read or write enabled.
 460
 461    Note that bfds open for read may be scribbled into if the fd passed
 462    to bfd_fdopenr is actually open both for read and write
 463    simultaneously.  However an output bfd will never be open for
 464    read.  Therefore sometimes you want to check bfd_read_p or
 465    !bfd_read_p, and only sometimes bfd_write_p.
 466 */
 467
 468 #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
 469 #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
 470
 471 void    bfd_assert PARAMS ((const char*,int));
 472
 473 #define BFD_ASSERT(x) \
 474 { if (!(x)) bfd_assert(__FILE__,__LINE__); }
 475
 476 #define BFD_FAIL() \
 477 { bfd_assert(__FILE__,__LINE__); }
 478
 479 FILE *  bfd_cache_lookup_worker PARAMS ((bfd *));
 480
 481 extern bfd *bfd_last_cache;
 482
 483 /* List of supported target vectors, and the default vector (if
 484    bfd_default_vector[0] is NULL, there is no default).  */
 485 extern const bfd_target * const bfd_target_vector[];
 486 extern const bfd_target *bfd_default_vector[];
 487
 488 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
 489    other common header files.  */
 490
 491 #if defined(__STDC__) || defined(ALMOST_STDC)
 492 struct ecoff_find_line;
 493 #endif
 494
 495 extern boolean _bfd_ecoff_locate_line
 496   PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
 497            const struct ecoff_debug_swap * const, struct ecoff_find_line *,
 498            const char **, const char **, unsigned int *));
 499 extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
 500 extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
 501 extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
 502
 503 extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
 504 extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
 505
 506 /* Function shared by the COFF and ELF SH backends, which have no
 507    other common header files.  */
 508
 509 extern boolean _bfd_sh_align_load_span
 510   PARAMS ((bfd *, asection *, bfd_byte *,
 511            boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
 512            PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
 513
 514 /* And more follows */
 515