bfd/libbfd.h

   1 /* libbfd.h -- Declarations used by bfd library *implementation*.
   2    (This include file is not for users of the library.)
   3    Copyright 1990, 1991, 1992, 1993, 1994, 1995 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 /* tdata for an archive.  For an input archive, cache
  40    needs to be free()'d.  For an output archive, symdefs do.  */
  41
  42 struct artdata {
  43   file_ptr first_file_filepos;
  44   /* Speed up searching the armap */
  45   struct ar_cache *cache;
  46   bfd *archive_head;            /* Only interesting in output routines */
  47   carsym *symdefs;              /* the symdef entries */
  48   symindex symdef_count;             /* how many there are */
  49   char *extended_names;         /* clever intel extension */
  50   /* when more compilers are standard C, this can be a time_t */
  51   long  armap_timestamp;        /* Timestamp value written into armap.
  52                                    This is used for BSD archives to check
  53                                    that the timestamp is recent enough
  54                                    for the BSD linker to not complain,
  55                                    just before we finish writing an
  56                                    archive.  */
  57   file_ptr armap_datepos;       /* Position within archive to seek to
  58                                    rewrite the date field.  */
  59   PTR tdata;                    /* Backend specific information.  */
  60 };
  61
  62 #define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
  63
  64 /* Goes in bfd's arelt_data slot */
  65 struct areltdata {
  66   char * arch_header;                        /* it's actually a string */
  67   unsigned int parsed_size;     /* octets of filesize not including ar_hdr */
  68   char *filename;                            /* null-terminated */
  69 };
  70
  71 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
  72
  73 char *bfd_zmalloc PARAMS ((bfd_size_type size));
  74
  75 extern bfd_error_handler_type _bfd_error_handler;
  76
  77 /* These routines allocate and free things on the BFD's obstack.  Note
  78    that realloc can never occur in place.  */
  79
  80 PTR     bfd_alloc PARAMS ((bfd *abfd, size_t size));
  81 PTR     bfd_zalloc PARAMS ((bfd *abfd, size_t size));
  82 PTR     bfd_realloc PARAMS ((bfd *abfd, PTR orig, size_t size));
  83 void    bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
  84 PTR     bfd_alloc_finish PARAMS ((bfd *abfd));
  85 PTR     bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));
  86
  87 #define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
  88
  89 bfd *   _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
  90 bfd *   _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
  91 boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
  92 boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
  93 const bfd_target *bfd_generic_archive_p PARAMS ((bfd *abfd));
  94 boolean bfd_slurp_armap PARAMS ((bfd *abfd));
  95 boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
  96 #define bfd_slurp_bsd_armap bfd_slurp_armap
  97 #define bfd_slurp_coff_armap bfd_slurp_armap
  98 boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
  99 extern boolean _bfd_construct_extended_name_table
 100   PARAMS ((bfd *, boolean, char **, bfd_size_type *));
 101 boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
 102 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
 103 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
 104 bfd * _bfd_new_bfd PARAMS ((void));
 105
 106 boolean bfd_false PARAMS ((bfd *ignore));
 107 boolean bfd_true PARAMS ((bfd *ignore));
 108 PTR     bfd_nullvoidptr PARAMS ((bfd *ignore));
 109 int     bfd_0 PARAMS ((bfd *ignore));
 110 unsigned int    bfd_0u PARAMS ((bfd *ignore));
 111 long    bfd_0l PARAMS ((bfd *ignore));
 112 long    _bfd_n1 PARAMS ((bfd *ignore));
 113 void    bfd_void PARAMS ((bfd *ignore));
 114
 115 bfd *_bfd_new_bfd_contained_in PARAMS ((bfd *));
 116 const bfd_target *_bfd_dummy_target PARAMS ((bfd *abfd));
 117
 118 void    bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 119                                         char *hdr));
 120 void    bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 121                                         char *hdr));
 122 void    bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
 123                                         char *hdr));
 124
 125 boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
 126                                   struct orl *map, unsigned int orl_count, int stridx));
 127
 128 boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
 129                                    struct orl *map, unsigned int orl_count, int stridx));
 130
 131 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
 132
 133 bfd *   bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
 134                                                      bfd *last_file));
 135
 136 int     bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
 137
 138 #define _bfd_read_ar_hdr(abfd) \
 139   BFD_SEND (abfd, _bfd_read_ar_hdr, (abfd))
 140 \f
 141 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC.  Use
 142    BFD_JUMP_TABLE_GENERIC (_bfd_generic).  */
 143
 144 #define _bfd_generic_close_and_cleanup bfd_true
 145 #define _bfd_generic_bfd_free_cached_info bfd_true
 146 #define _bfd_generic_new_section_hook \
 147   ((boolean (*) PARAMS ((bfd *, asection *))) bfd_true)
 148 extern boolean _bfd_generic_get_section_contents
 149   PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
 150            bfd_size_type count));
 151
 152 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
 153    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
 154
 155 #define _bfd_generic_bfd_copy_private_bfd_data \
 156   ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
 157 #define _bfd_generic_bfd_merge_private_bfd_data \
 158   ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
 159 #define _bfd_generic_bfd_set_private_flags \
 160   ((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
 161 #define _bfd_generic_bfd_copy_private_section_data \
 162   ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
 163 #define _bfd_generic_bfd_copy_private_symbol_data \
 164   ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
 165 #define _bfd_generic_bfd_print_private_bfd_data \
 166   ((boolean (*) PARAMS ((bfd *, void  *))) bfd_true)
 167
 168 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
 169    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
 170
 171 extern char *_bfd_nocore_core_file_failing_command PARAMS ((bfd *));
 172 extern int _bfd_nocore_core_file_failing_signal PARAMS ((bfd *));
 173 extern boolean _bfd_nocore_core_file_matches_executable_p
 174   PARAMS ((bfd *, bfd *));
 175
 176 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
 177    file support.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive).  */
 178
 179 #define _bfd_noarchive_slurp_armap bfd_false
 180 #define _bfd_noarchive_slurp_extended_name_table bfd_false
 181 #define _bfd_noarchive_construct_extended_name_table \
 182   ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
 183    bfd_false)
 184 #define _bfd_noarchive_truncate_arname \
 185   ((void (*) PARAMS ((bfd *, const char *, char *))) bfd_void)
 186 #define _bfd_noarchive_write_armap \
 187   ((boolean (*) \
 188     PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
 189    bfd_false)
 190 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
 191 #define _bfd_noarchive_openr_next_archived_file \
 192   ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
 193 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
 194 #define _bfd_noarchive_update_armap_timestamp bfd_false
 195
 196 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
 197    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd).  */
 198
 199 #define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
 200 #define _bfd_archive_bsd_slurp_extended_name_table \
 201   _bfd_slurp_extended_name_table
 202 extern boolean _bfd_archive_bsd_construct_extended_name_table
 203   PARAMS ((bfd *, char **, bfd_size_type *, const char **));
 204 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
 205 #define _bfd_archive_bsd_write_armap bsd_write_armap
 206 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
 207 #define _bfd_archive_bsd_openr_next_archived_file \
 208   bfd_generic_openr_next_archived_file
 209 #define _bfd_archive_bsd_generic_stat_arch_elt \
 210   bfd_generic_stat_arch_elt
 211 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
 212
 213 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
 214    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff).  */
 215
 216 #define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
 217 #define _bfd_archive_coff_slurp_extended_name_table \
 218   _bfd_slurp_extended_name_table
 219 extern boolean _bfd_archive_coff_construct_extended_name_table
 220   PARAMS ((bfd *, char **, bfd_size_type *, const char **));
 221 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
 222 #define _bfd_archive_coff_write_armap coff_write_armap
 223 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
 224 #define _bfd_archive_coff_openr_next_archived_file \
 225   bfd_generic_openr_next_archived_file
 226 #define _bfd_archive_coff_generic_stat_arch_elt \
 227   bfd_generic_stat_arch_elt
 228 #define _bfd_archive_coff_update_armap_timestamp bfd_true
 229
 230 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
 231    support.  Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols).  */
 232
 233 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
 234 #define _bfd_nosymbols_get_symtab \
 235   ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
 236 #define _bfd_nosymbols_make_empty_symbol \
 237   ((asymbol *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
 238 #define _bfd_nosymbols_print_symbol \
 239   ((void (*) PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type))) bfd_void)
 240 #define _bfd_nosymbols_get_symbol_info \
 241   ((void (*) PARAMS ((bfd *, asymbol *, symbol_info *))) bfd_void)
 242 #define _bfd_nosymbols_bfd_is_local_label \
 243   ((boolean (*) PARAMS ((bfd *, asymbol *))) bfd_false)
 244 #define _bfd_nosymbols_get_lineno \
 245   ((alent *(*) PARAMS ((bfd *, asymbol *))) bfd_nullvoidptr)
 246 #define _bfd_nosymbols_find_nearest_line \
 247   ((boolean (*) \
 248     PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, \
 249              const char **, unsigned int *))) \
 250    bfd_false)
 251 #define _bfd_nosymbols_bfd_make_debug_symbol \
 252   ((asymbol *(*) PARAMS ((bfd *, PTR, unsigned long))) bfd_nullvoidptr)
 253 #define _bfd_nosymbols_read_minisymbols \
 254   ((long (*) PARAMS ((bfd *, boolean, PTR *, unsigned int *))) _bfd_n1)
 255 #define _bfd_nosymbols_minisymbol_to_symbol \
 256   ((asymbol *(*) PARAMS ((bfd *, boolean, const PTR, asymbol *))) \
 257    bfd_nullvoidptr)
 258
 259 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
 260    support.  Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs).  */
 261
 262 #define _bfd_norelocs_get_reloc_upper_bound \
 263   ((long (*) PARAMS ((bfd *, asection *))) _bfd_n1)
 264 #define _bfd_norelocs_canonicalize_reloc \
 265   ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) _bfd_n1)
 266 #define _bfd_norelocs_bfd_reloc_type_lookup \
 267   ((reloc_howto_type *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) \
 268    bfd_nullvoidptr)
 269
 270 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
 271    be written.  Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite).  */
 272
 273 #define _bfd_nowrite_set_arch_mach \
 274   ((boolean (*) PARAMS ((bfd *, enum bfd_architecture, unsigned long))) \
 275    bfd_false)
 276 #define _bfd_nowrite_set_section_contents \
 277   ((boolean (*) PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type))) \
 278    bfd_false)
 279
 280 /* Generic routines to use for BFD_JUMP_TABLE_WRITE.  Use
 281    BFD_JUMP_TABLE_WRITE (_bfd_generic).  */
 282
 283 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
 284 extern boolean _bfd_generic_set_section_contents
 285   PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
 286
 287 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
 288    support linking.  Use BFD_JUMP_TABLE_LINK (_bfd_nolink).  */
 289
 290 #define _bfd_nolink_sizeof_headers ((int (*) PARAMS ((bfd *, boolean))) bfd_0)
 291 #define _bfd_nolink_bfd_get_relocated_section_contents \
 292   ((bfd_byte *(*) \
 293     PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, \
 294              bfd_byte *, boolean, asymbol **))) \
 295    bfd_nullvoidptr)
 296 #define _bfd_nolink_bfd_relax_section \
 297   ((boolean (*) \
 298     PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *))) \
 299    bfd_false)
 300 #define _bfd_nolink_bfd_link_hash_table_create \
 301   ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr)
 302 #define _bfd_nolink_bfd_link_add_symbols \
 303   ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
 304 #define _bfd_nolink_bfd_final_link \
 305   ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false)
 306 #define _bfd_nolink_bfd_link_split_section \
 307   ((boolean (*) PARAMS ((bfd *, struct sec *))) bfd_false)
 308
 309 /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
 310    have dynamic symbols or relocs.  Use BFD_JUMP_TABLE_DYNAMIC
 311    (_bfd_nodynamic).  */
 312
 313 #define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
 314 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
 315   ((long (*) PARAMS ((bfd *, asymbol **))) _bfd_n1)
 316 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
 317 #define _bfd_nodynamic_canonicalize_dynamic_reloc \
 318   ((long (*) PARAMS ((bfd *, arelent **, asymbol **))) _bfd_n1)
 319 \f
 320 /* Generic routine to determine of the given symbol is a local
 321    label.  */
 322 extern boolean bfd_generic_is_local_label PARAMS ((bfd *, asymbol *));
 323
 324 /* Generic minisymbol routines.  */
 325 extern long _bfd_generic_read_minisymbols
 326   PARAMS ((bfd *, boolean, PTR *, unsigned int *));
 327 extern asymbol *_bfd_generic_minisymbol_to_symbol
 328   PARAMS ((bfd *, boolean, const PTR, asymbol *));
 329
 330 /* A routine to create entries for a bfd_link_hash_table.  */
 331 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
 332   PARAMS ((struct bfd_hash_entry *entry,
 333            struct bfd_hash_table *table,
 334            const char *string));
 335
 336 /* Initialize a bfd_link_hash_table.  */
 337 extern boolean _bfd_link_hash_table_init
 338   PARAMS ((struct bfd_link_hash_table *, bfd *,
 339            struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 340                                        struct bfd_hash_table *,
 341                                        const char *)));
 342
 343 /* Generic link hash table creation routine.  */
 344 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
 345   PARAMS ((bfd *));
 346
 347 /* Generic add symbol routine.  */
 348 extern boolean _bfd_generic_link_add_symbols
 349   PARAMS ((bfd *, struct bfd_link_info *));
 350
 351 /* Generic add symbol routine.  This version is used by targets for
 352    which the linker must collect constructors and destructors by name,
 353    as the collect2 program does.  */
 354 extern boolean _bfd_generic_link_add_symbols_collect
 355   PARAMS ((bfd *, struct bfd_link_info *));
 356
 357 /* Generic archive add symbol routine.  */
 358 extern boolean _bfd_generic_link_add_archive_symbols
 359   PARAMS ((bfd *, struct bfd_link_info *,
 360            boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));
 361
 362 /* Forward declaration to avoid prototype errors.  */
 363 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
 364
 365 /* Generic routine to add a single symbol.  */
 366 extern boolean _bfd_generic_link_add_one_symbol
 367   PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
 368            asection *, bfd_vma, const char *, boolean copy,
 369            boolean constructor, struct bfd_link_hash_entry **));
 370
 371 /* Generic link routine.  */
 372 extern boolean _bfd_generic_final_link
 373   PARAMS ((bfd *, struct bfd_link_info *));
 374
 375 extern boolean _bfd_generic_link_split_section
 376   PARAMS ((bfd *, struct sec *));
 377
 378 /* Generic reloc_link_order processing routine.  */
 379 extern boolean _bfd_generic_reloc_link_order
 380   PARAMS ((bfd *, struct bfd_link_info *, asection *,
 381            struct bfd_link_order *));
 382
 383 /* Default link order processing routine.  */
 384 extern boolean _bfd_default_link_order
 385   PARAMS ((bfd *, struct bfd_link_info *, asection *,
 386            struct bfd_link_order *));
 387
 388 /* Count the number of reloc entries in a link order list.  */
 389 extern unsigned int _bfd_count_link_order_relocs
 390   PARAMS ((struct bfd_link_order *));
 391
 392 /* Final link relocation routine.  */
 393 extern bfd_reloc_status_type _bfd_final_link_relocate
 394   PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
 395            bfd_vma address, bfd_vma value, bfd_vma addend));
 396
 397 /* Relocate a particular location by a howto and a value.  */
 398 extern bfd_reloc_status_type _bfd_relocate_contents
 399   PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
 400
 401 /* Create a string table.  */
 402 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
 403
 404 /* Free a string table.  */
 405 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));
 406
 407 /* Get the size of a string table.  */
 408 extern bfd_size_type _bfd_stringtab_size PARAMS ((struct bfd_strtab_hash *));
 409
 410 /* Add a string to a string table.  */
 411 extern bfd_size_type _bfd_stringtab_add
 412   PARAMS ((struct bfd_strtab_hash *, const char *, boolean hash,
 413            boolean copy));
 414
 415 /* Write out a string table.  */
 416 extern boolean _bfd_stringtab_emit PARAMS ((bfd *, struct bfd_strtab_hash *));
 417 \f
 418 /* Macros to tell if bfds are read or write enabled.
 419
 420    Note that bfds open for read may be scribbled into if the fd passed
 421    to bfd_fdopenr is actually open both for read and write
 422    simultaneously.  However an output bfd will never be open for
 423    read.  Therefore sometimes you want to check bfd_read_p or
 424    !bfd_read_p, and only sometimes bfd_write_p.
 425 */
 426
 427 #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
 428 #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
 429
 430 void    bfd_assert PARAMS ((const char*,int));
 431
 432 #define BFD_ASSERT(x) \
 433 { if (!(x)) bfd_assert(__FILE__,__LINE__); }
 434
 435 #define BFD_FAIL() \
 436 { bfd_assert(__FILE__,__LINE__); }
 437
 438 FILE *  bfd_cache_lookup_worker PARAMS ((bfd *));
 439
 440 extern bfd *bfd_last_cache;
 441
 442 /* Now Steve, what's the story here? */
 443 #ifdef lint
 444 #define itos(x) "l"
 445 #define stoi(x) 1
 446 #else
 447 #define itos(x) ((char*)(x))
 448 #define stoi(x) ((int)(x))
 449 #endif
 450
 451 /* List of supported target vectors, and the default vector (if
 452    bfd_default_vector[0] is NULL, there is no default).  */
 453 extern const bfd_target * const bfd_target_vector[];
 454 extern const bfd_target * const bfd_default_vector[];
 455
 456 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
 457    other common header files.  */
 458
 459 #if defined(__STDC__) || defined(ALMOST_STDC)
 460 struct ecoff_find_line;
 461 #endif
 462
 463 extern boolean _bfd_ecoff_locate_line
 464   PARAMS ((bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
 465            const struct ecoff_debug_swap * const, struct ecoff_find_line *,
 466            const char **, const char **, unsigned int *));
 467 extern boolean _bfd_ecoff_get_accumulated_pdr PARAMS ((PTR, bfd_byte *));
 468 extern boolean _bfd_ecoff_get_accumulated_sym PARAMS ((PTR, bfd_byte *));
 469 extern boolean _bfd_ecoff_get_accumulated_ss PARAMS ((PTR, bfd_byte *));
 470
 471 /* And more follows */
 472
 473 void
 474 bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd,  int i));
 475
 476 unsigned int
 477 bfd_log2 PARAMS ((bfd_vma x));
 478
 479 #define BFD_CACHE_MAX_OPEN 10
 480 extern bfd *bfd_last_cache;
 481
 482 #define bfd_cache_lookup(x) \
 483     ((x)==bfd_last_cache? \
 484       (FILE*)(bfd_last_cache->iostream): \
 485        bfd_cache_lookup_worker(x))
 486 boolean
 487 bfd_cache_init  PARAMS ((bfd *abfd));
 488
 489 boolean
 490 bfd_cache_close  PARAMS ((bfd *abfd));
 491
 492 FILE*
 493 bfd_open_file PARAMS ((bfd *abfd));
 494
 495 FILE *
 496 bfd_cache_lookup_worker PARAMS ((bfd *abfd));
 497
 498 #ifdef _BFD_MAKE_TABLE_bfd_reloc_code_real
 499
 500 static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
 501
 502   "BFD_RELOC_64",
 503   "BFD_RELOC_32",
 504   "BFD_RELOC_26",
 505   "BFD_RELOC_16",
 506   "BFD_RELOC_14",
 507   "BFD_RELOC_8",
 508   "BFD_RELOC_64_PCREL",
 509   "BFD_RELOC_32_PCREL",
 510   "BFD_RELOC_24_PCREL",
 511   "BFD_RELOC_16_PCREL",
 512   "BFD_RELOC_12_PCREL",
 513   "BFD_RELOC_8_PCREL",
 514   "BFD_RELOC_32_GOT_PCREL",
 515   "BFD_RELOC_16_GOT_PCREL",
 516   "BFD_RELOC_8_GOT_PCREL",
 517   "BFD_RELOC_32_GOTOFF",
 518   "BFD_RELOC_16_GOTOFF",
 519   "BFD_RELOC_LO16_GOTOFF",
 520   "BFD_RELOC_HI16_GOTOFF",
 521   "BFD_RELOC_HI16_S_GOTOFF",
 522   "BFD_RELOC_8_GOTOFF",
 523   "BFD_RELOC_32_PLT_PCREL",
 524   "BFD_RELOC_24_PLT_PCREL",
 525   "BFD_RELOC_16_PLT_PCREL",
 526   "BFD_RELOC_8_PLT_PCREL",
 527   "BFD_RELOC_32_PLTOFF",
 528   "BFD_RELOC_16_PLTOFF",
 529   "BFD_RELOC_LO16_PLTOFF",
 530   "BFD_RELOC_HI16_PLTOFF",
 531   "BFD_RELOC_HI16_S_PLTOFF",
 532   "BFD_RELOC_8_PLTOFF",
 533   "BFD_RELOC_68K_GLOB_DAT",
 534   "BFD_RELOC_68K_JMP_SLOT",
 535   "BFD_RELOC_68K_RELATIVE",
 536   "BFD_RELOC_32_BASEREL",
 537   "BFD_RELOC_16_BASEREL",
 538   "BFD_RELOC_LO16_BASEREL",
 539   "BFD_RELOC_HI16_BASEREL",
 540   "BFD_RELOC_HI16_S_BASEREL",
 541   "BFD_RELOC_8_BASEREL",
 542   "BFD_RELOC_RVA",
 543   "BFD_RELOC_8_FFnn",
 544   "BFD_RELOC_32_PCREL_S2",
 545   "BFD_RELOC_16_PCREL_S2",
 546   "BFD_RELOC_23_PCREL_S2",
 547   "BFD_RELOC_HI22",
 548   "BFD_RELOC_LO10",
 549   "BFD_RELOC_GPREL16",
 550   "BFD_RELOC_GPREL32",
 551   "BFD_RELOC_I960_CALLJ",
 552   "BFD_RELOC_NONE",
 553   "BFD_RELOC_SPARC_WDISP22",
 554   "BFD_RELOC_SPARC22",
 555   "BFD_RELOC_SPARC13",
 556   "BFD_RELOC_SPARC_GOT10",
 557   "BFD_RELOC_SPARC_GOT13",
 558   "BFD_RELOC_SPARC_GOT22",
 559   "BFD_RELOC_SPARC_PC10",
 560   "BFD_RELOC_SPARC_PC22",
 561   "BFD_RELOC_SPARC_WPLT30",
 562   "BFD_RELOC_SPARC_COPY",
 563   "BFD_RELOC_SPARC_GLOB_DAT",
 564   "BFD_RELOC_SPARC_JMP_SLOT",
 565   "BFD_RELOC_SPARC_RELATIVE",
 566   "BFD_RELOC_SPARC_UA32",
 567   "BFD_RELOC_SPARC_BASE13",
 568   "BFD_RELOC_SPARC_BASE22",
 569   "BFD_RELOC_SPARC_10",
 570   "BFD_RELOC_SPARC_11",
 571   "BFD_RELOC_SPARC_OLO10",
 572   "BFD_RELOC_SPARC_HH22",
 573   "BFD_RELOC_SPARC_HM10",
 574   "BFD_RELOC_SPARC_LM22",
 575   "BFD_RELOC_SPARC_PC_HH22",
 576   "BFD_RELOC_SPARC_PC_HM10",
 577   "BFD_RELOC_SPARC_PC_LM22",
 578   "BFD_RELOC_SPARC_WDISP16",
 579   "BFD_RELOC_SPARC_WDISP19",
 580   "BFD_RELOC_SPARC_GLOB_JMP",
 581   "BFD_RELOC_SPARC_LO7",
 582   "BFD_RELOC_ALPHA_GPDISP_HI16",
 583   "BFD_RELOC_ALPHA_GPDISP_LO16",
 584   "BFD_RELOC_ALPHA_LITERAL",
 585   "BFD_RELOC_ALPHA_LITUSE",
 586   "BFD_RELOC_ALPHA_HINT",
 587   "BFD_RELOC_MIPS_JMP",
 588   "BFD_RELOC_HI16",
 589   "BFD_RELOC_HI16_S",
 590   "BFD_RELOC_LO16",
 591   "BFD_RELOC_PCREL_HI16_S",
 592   "BFD_RELOC_PCREL_LO16",
 593   "BFD_RELOC_MIPS_LITERAL",
 594   "BFD_RELOC_MIPS_GOT16",
 595   "BFD_RELOC_MIPS_CALL16",
 596   "BFD_RELOC_386_GOT32",
 597   "BFD_RELOC_386_PLT32",
 598   "BFD_RELOC_386_COPY",
 599   "BFD_RELOC_386_GLOB_DAT",
 600   "BFD_RELOC_386_JUMP_SLOT",
 601   "BFD_RELOC_386_RELATIVE",
 602   "BFD_RELOC_386_GOTOFF",
 603   "BFD_RELOC_386_GOTPC",
 604   "BFD_RELOC_NS32K_IMM_8",
 605   "BFD_RELOC_NS32K_IMM_16",
 606   "BFD_RELOC_NS32K_IMM_32",
 607   "BFD_RELOC_NS32K_IMM_8_PCREL",
 608   "BFD_RELOC_NS32K_IMM_16_PCREL",
 609   "BFD_RELOC_NS32K_IMM_32_PCREL",
 610   "BFD_RELOC_NS32K_DISP_8",
 611   "BFD_RELOC_NS32K_DISP_16",
 612   "BFD_RELOC_NS32K_DISP_32",
 613   "BFD_RELOC_NS32K_DISP_8_PCREL",
 614   "BFD_RELOC_NS32K_DISP_16_PCREL",
 615   "BFD_RELOC_NS32K_DISP_32_PCREL",
 616   "BFD_RELOC_PPC_B26",
 617   "BFD_RELOC_PPC_BA26",
 618   "BFD_RELOC_PPC_TOC16",
 619   "BFD_RELOC_PPC_B16",
 620   "BFD_RELOC_PPC_B16_BRTAKEN",
 621   "BFD_RELOC_PPC_B16_BRNTAKEN",
 622   "BFD_RELOC_PPC_BA16",
 623   "BFD_RELOC_PPC_BA16_BRTAKEN",
 624   "BFD_RELOC_PPC_BA16_BRNTAKEN",
 625   "BFD_RELOC_PPC_COPY",
 626   "BFD_RELOC_PPC_GLOB_DAT",
 627   "BFD_RELOC_PPC_JMP_SLOT",
 628   "BFD_RELOC_PPC_RELATIVE",
 629   "BFD_RELOC_PPC_LOCAL24PC",
 630   "BFD_RELOC_CTOR",
 631   "BFD_RELOC_ARM_PCREL_BRANCH",
 632   "BFD_RELOC_ARM_IMMEDIATE",
 633   "BFD_RELOC_ARM_OFFSET_IMM",
 634   "BFD_RELOC_ARM_SHIFT_IMM",
 635   "BFD_RELOC_ARM_SWI",
 636   "BFD_RELOC_ARM_MULTI",
 637   "BFD_RELOC_ARM_CP_OFF_IMM",
 638   "BFD_RELOC_ARM_ADR_IMM",
 639   "BFD_RELOC_ARM_LDR_IMM",
 640   "BFD_RELOC_ARM_LITERAL",
 641   "BFD_RELOC_ARM_IN_POOL",
 642 /* start-sanitize-arc */
 643   "BFD_RELOC_ARC_B22_PCREL",
 644   "BFD_RELOC_ARC_B26",
 645 /* end-sanitize-arc */
 646  "@@overflow: BFD_RELOC_UNUSED@@",
 647 };
 648 #endif
 649
 650 reloc_howto_type *
 651 bfd_default_reloc_type_lookup
 652  PARAMS ((bfd *abfd, bfd_reloc_code_real_type  code));
 653
 654 boolean
 655 bfd_generic_relax_section
 656  PARAMS ((bfd *abfd,
 657     asection *section,
 658     struct bfd_link_info *,
 659     boolean *));
 660
 661 bfd_byte *
 662
 663 bfd_generic_get_relocated_section_contents  PARAMS ((bfd *abfd,
 664     struct bfd_link_info *link_info,
 665     struct bfd_link_order *link_order,
 666     bfd_byte *data,
 667     boolean relocateable,
 668     asymbol **symbols));
 669
 670 extern const bfd_arch_info_type bfd_default_arch_struct;
 671 boolean
 672 bfd_default_set_arch_mach PARAMS ((bfd *abfd,
 673     enum bfd_architecture arch,
 674     unsigned long mach));
 675
 676 const bfd_arch_info_type *
 677 bfd_default_compatible
 678  PARAMS ((const bfd_arch_info_type *a,
 679     const bfd_arch_info_type *b));
 680
 681 boolean
 682 bfd_default_scan PARAMS ((const struct bfd_arch_info *info, const char *string));
 683
 684 struct elf_internal_shdr *
 685 bfd_elf_find_section  PARAMS ((bfd *abfd, char *name));
 686