bfd/aout-target.h

   1 /* Define a target vector and some small routines for a variant of a.out.
   2    Copyright (C) 1990-2024 Free Software Foundation, Inc.
   3
   4    This file is part of BFD, the Binary File Descriptor library.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #include "aout/aout64.h"
  22 #include "aout/stab_gnu.h"
  23 #include "aout/ar.h"
  24 /*#include "libaout.h"*/
  25
  26 #ifndef SEGMENT_SIZE
  27 #define SEGMENT_SIZE TARGET_PAGE_SIZE
  28 #endif
  29
  30 extern reloc_howto_type * NAME (aout, reloc_type_lookup) (bfd *, bfd_reloc_code_real_type);
  31 extern reloc_howto_type * NAME (aout, reloc_name_lookup) (bfd *, const char *);
  32
  33 /* Set parameters about this a.out file that are machine-dependent.
  34    This routine is called from some_aout_object_p just before it returns.  */
  35 #ifndef MY_callback
  36
  37 static bfd_cleanup
  38 MY (callback) (bfd *abfd)
  39 {
  40   struct internal_exec *execp = exec_hdr (abfd);
  41   unsigned int arch_align_power;
  42   unsigned long arch_align;
  43
  44   /* Calculate the file positions of the parts of a newly read aout header.  */
  45   obj_textsec (abfd)->size = N_TXTSIZE (execp);
  46
  47   /* The virtual memory addresses of the sections.  */
  48   obj_textsec (abfd)->vma = N_TXTADDR (execp);
  49   obj_datasec (abfd)->vma = N_DATADDR (execp);
  50   obj_bsssec  (abfd)->vma = N_BSSADDR (execp);
  51
  52   /* For some targets, if the entry point is not in the same page
  53      as the start of the text, then adjust the VMA so that it is.
  54      FIXME: Do this with a macro like SET_ARCH_MACH instead?  */
  55   if (aout_backend_info (abfd)->entry_is_text_address
  56       && execp->a_entry > obj_textsec (abfd)->vma)
  57     {
  58       bfd_vma adjust;
  59
  60       adjust = execp->a_entry - obj_textsec (abfd)->vma;
  61       /* Adjust only by whole pages.  */
  62       adjust &= ~(TARGET_PAGE_SIZE - 1);
  63       obj_textsec (abfd)->vma += adjust;
  64       obj_datasec (abfd)->vma += adjust;
  65       obj_bsssec (abfd)->vma += adjust;
  66     }
  67
  68   /* Set the load addresses to be the same as the virtual addresses.  */
  69   obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
  70   obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
  71   obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
  72
  73   /* The file offsets of the sections.  */
  74   obj_textsec (abfd)->filepos = N_TXTOFF (execp);
  75   obj_datasec (abfd)->filepos = N_DATOFF (execp);
  76
  77   /* The file offsets of the relocation info.  */
  78   obj_textsec (abfd)->rel_filepos = N_TRELOFF (execp);
  79   obj_datasec (abfd)->rel_filepos = N_DRELOFF (execp);
  80
  81   /* The file offsets of the string table and symbol table.  */
  82   obj_sym_filepos (abfd) = N_SYMOFF (execp);
  83   obj_str_filepos (abfd) = N_STROFF (execp);
  84
  85   /* Determine the architecture and machine type of the object file.  */
  86 #ifdef SET_ARCH_MACH
  87   SET_ARCH_MACH (abfd, execp);
  88 #else
  89   bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
  90 #endif
  91
  92   /* The number of relocation records.  This must be called after
  93      SET_ARCH_MACH.  It assumes that SET_ARCH_MACH will set
  94      obj_reloc_entry_size correctly, if the reloc size is not
  95      RELOC_STD_SIZE.  */
  96   obj_textsec (abfd)->reloc_count =
  97     execp->a_trsize / obj_reloc_entry_size (abfd);
  98   obj_datasec (abfd)->reloc_count =
  99     execp->a_drsize / obj_reloc_entry_size (abfd);
 100
 101   /* Now that we know the architecture, set the alignments of the
 102      sections.  This is normally done by NAME (aout,new_section_hook),
 103      but when the initial sections were created the architecture had
 104      not yet been set.  However, for backward compatibility, we don't
 105      set the alignment power any higher than as required by the size
 106      of the section.  */
 107   arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
 108   arch_align = 1 << arch_align_power;
 109   if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align)
 110        == obj_textsec (abfd)->size)
 111       && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align)
 112           == obj_datasec (abfd)->size)
 113       && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align)
 114           == obj_bsssec (abfd)->size))
 115     {
 116       obj_textsec (abfd)->alignment_power = arch_align_power;
 117       obj_datasec (abfd)->alignment_power = arch_align_power;
 118       obj_bsssec (abfd)->alignment_power = arch_align_power;
 119     }
 120
 121   /* Don't set sizes now -- can't be sure until we know arch & mach.
 122      Sizes get set in set_sizes callback, later.  */
 123
 124   return _bfd_no_cleanup;
 125 }
 126 #endif
 127
 128 #ifndef MY_object_p
 129 /* Finish up the reading of an a.out file header.  */
 130
 131 static bfd_cleanup
 132 MY (object_p) (bfd *abfd)
 133 {
 134   struct external_exec exec_bytes;      /* Raw exec header from file.  */
 135   struct internal_exec exec;            /* Cleaned-up exec header.  */
 136   bfd_cleanup cleanup;
 137   size_t amt = EXEC_BYTES_SIZE;
 138
 139   if (bfd_read (&exec_bytes, amt, abfd) != amt)
 140     {
 141       if (bfd_get_error () != bfd_error_system_call)
 142         bfd_set_error (bfd_error_wrong_format);
 143       return 0;
 144     }
 145
 146 #ifdef SWAP_MAGIC
 147   exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
 148 #else
 149   exec.a_info = GET_MAGIC (abfd, exec_bytes.e_info);
 150 #endif
 151
 152   if (N_BADMAG (&exec))
 153     return 0;
 154
 155 #ifdef MACHTYPE_OK
 156   if (!(MACHTYPE_OK (N_MACHTYPE (&exec))))
 157     return 0;
 158 #endif
 159
 160   NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec);
 161
 162 #ifdef SWAP_MAGIC
 163   /* Swap_exec_header_in read in a_info with the wrong byte order.  */
 164   exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
 165 #endif
 166
 167   cleanup = NAME (aout, some_aout_object_p) (abfd, &exec, MY (callback));
 168
 169 #ifdef ENTRY_CAN_BE_ZERO
 170   /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
 171      means that it isn't obvious if EXEC_P should be set.
 172      All of the following must be true for an executable:
 173      There must be no relocations, the bfd can be neither an
 174      archive nor an archive element, and the file must be executable.  */
 175
 176   if (exec.a_trsize + exec.a_drsize == 0
 177       && bfd_get_format(abfd) == bfd_object && abfd->my_archive == NULL)
 178     {
 179       struct stat buf;
 180 #ifndef S_IXUSR
 181 #define S_IXUSR 0100    /* Execute by owner.  */
 182 #endif
 183       if (stat (bfd_get_filename (abfd), &buf) == 0
 184           && (buf.st_mode & S_IXUSR) != 0)
 185         abfd->flags |= EXEC_P;
 186     }
 187 #endif /* ENTRY_CAN_BE_ZERO */
 188
 189   return cleanup;
 190 }
 191 #define MY_object_p MY (object_p)
 192 #endif
 193
 194 #ifndef MY_mkobject
 195
 196 static bool
 197 MY (mkobject) (bfd *abfd)
 198 {
 199   return NAME (aout, mkobject (abfd));
 200 }
 201
 202 #define MY_mkobject MY (mkobject)
 203 #endif
 204
 205 #ifndef MY_bfd_copy_private_section_data
 206
 207 /* Copy private section data.  This actually does nothing with the
 208    sections.  It copies the subformat field.  We copy it here, because
 209    we need to know whether this is a QMAGIC file before we set the
 210    section contents, and copy_private_bfd_data is not called until
 211    after the section contents have been set.  */
 212
 213 static bool
 214 MY_bfd_copy_private_section_data (bfd *ibfd,
 215                                   asection *isec ATTRIBUTE_UNUSED,
 216                                   bfd *obfd,
 217                                   asection *osec ATTRIBUTE_UNUSED)
 218 {
 219   if (bfd_get_flavour (ibfd) == bfd_target_aout_flavour
 220       && bfd_get_flavour (obfd) == bfd_target_aout_flavour)
 221     obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
 222   return true;
 223 }
 224
 225 #endif
 226
 227 /* Write an object file.
 228    Section contents have already been written.  We write the
 229    file header, symbols, and relocation.  */
 230
 231 #ifndef MY_write_object_contents
 232
 233 static bool
 234 MY (write_object_contents) (bfd *abfd)
 235 {
 236   struct external_exec exec_bytes;
 237   struct internal_exec *execp = exec_hdr (abfd);
 238
 239   obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
 240
 241   WRITE_HEADERS (abfd, execp);
 242
 243   return true;
 244 }
 245 #define MY_write_object_contents MY (write_object_contents)
 246 #endif
 247
 248 #ifndef MY_set_sizes
 249
 250 static bool
 251 MY (set_sizes) (bfd *abfd)
 252 {
 253   adata(abfd).page_size = TARGET_PAGE_SIZE;
 254   adata(abfd).segment_size = SEGMENT_SIZE;
 255
 256 #ifdef ZMAGIC_DISK_BLOCK_SIZE
 257   adata(abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE;
 258 #else
 259   adata(abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE;
 260 #endif
 261
 262   adata(abfd).exec_bytes_size = EXEC_BYTES_SIZE;
 263   return true;
 264 }
 265 #define MY_set_sizes MY (set_sizes)
 266 #endif
 267
 268 #ifndef MY_exec_hdr_flags
 269 #define MY_exec_hdr_flags 0
 270 #endif
 271
 272 #ifndef MY_backend_data
 273
 274 #ifndef MY_zmagic_contiguous
 275 #define MY_zmagic_contiguous 0
 276 #endif
 277 #ifndef MY_text_includes_header
 278 #define MY_text_includes_header 0
 279 #endif
 280 #ifndef MY_entry_is_text_address
 281 #define MY_entry_is_text_address 0
 282 #endif
 283 #ifndef MY_exec_header_not_counted
 284 #define MY_exec_header_not_counted 0
 285 #endif
 286 #ifndef MY_add_dynamic_symbols
 287 #define MY_add_dynamic_symbols 0
 288 #endif
 289 #ifndef MY_add_one_symbol
 290 #define MY_add_one_symbol 0
 291 #endif
 292 #ifndef MY_link_dynamic_object
 293 #define MY_link_dynamic_object 0
 294 #endif
 295 #ifndef MY_write_dynamic_symbol
 296 #define MY_write_dynamic_symbol 0
 297 #endif
 298 #ifndef MY_check_dynamic_reloc
 299 #define MY_check_dynamic_reloc 0
 300 #endif
 301 #ifndef MY_finish_dynamic_link
 302 #define MY_finish_dynamic_link 0
 303 #endif
 304
 305 static const struct aout_backend_data MY (backend_data) =
 306 {
 307   MY_zmagic_contiguous,
 308   MY_text_includes_header,
 309   MY_entry_is_text_address,
 310   MY_exec_hdr_flags,
 311   0,                            /* Text vma?  */
 312   MY_set_sizes,
 313   MY_exec_header_not_counted,
 314   MY_add_dynamic_symbols,
 315   MY_add_one_symbol,
 316   MY_link_dynamic_object,
 317   MY_write_dynamic_symbol,
 318   MY_check_dynamic_reloc,
 319   MY_finish_dynamic_link
 320 };
 321 #define MY_backend_data &MY (backend_data)
 322 #endif
 323
 324 #ifndef MY_final_link_callback
 325
 326 /* Callback for the final_link routine to set the section offsets.  */
 327
 328 static void
 329 MY_final_link_callback (bfd *abfd,
 330                         file_ptr *ptreloff,
 331                         file_ptr *pdreloff,
 332                         file_ptr *psymoff)
 333 {
 334   struct internal_exec *execp = exec_hdr (abfd);
 335
 336   *ptreloff = N_TRELOFF (execp);
 337   *pdreloff = N_DRELOFF (execp);
 338   *psymoff = N_SYMOFF (execp);
 339 }
 340
 341 #endif
 342
 343 #ifndef MY_bfd_final_link
 344
 345 /* Final link routine.  We need to use a call back to get the correct
 346    offsets in the output file.  */
 347
 348 static bool
 349 MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
 350 {
 351   return NAME (aout, final_link) (abfd, info, MY_final_link_callback);
 352 }
 353
 354 #endif
 355
 356 /* We assume BFD generic archive files.  */
 357 #ifndef MY_openr_next_archived_file
 358 #define MY_openr_next_archived_file     bfd_generic_openr_next_archived_file
 359 #endif
 360 #ifndef MY_get_elt_at_index
 361 #define MY_get_elt_at_index             _bfd_generic_get_elt_at_index
 362 #endif
 363 #ifndef MY_generic_stat_arch_elt
 364 #define MY_generic_stat_arch_elt        bfd_generic_stat_arch_elt
 365 #endif
 366 #ifndef MY_slurp_armap
 367 #define MY_slurp_armap                  bfd_slurp_bsd_armap
 368 #endif
 369 #ifndef MY_slurp_extended_name_table
 370 #define MY_slurp_extended_name_table    _bfd_slurp_extended_name_table
 371 #endif
 372 #ifndef MY_construct_extended_name_table
 373 #define MY_construct_extended_name_table \
 374   _bfd_archive_bsd_construct_extended_name_table
 375 #endif
 376 #ifndef MY_write_armap
 377 #define MY_write_armap          _bfd_bsd_write_armap
 378 #endif
 379 #ifndef MY_read_ar_hdr
 380 #define MY_read_ar_hdr          _bfd_generic_read_ar_hdr
 381 #endif
 382 #ifndef MY_write_ar_hdr
 383 #define MY_write_ar_hdr         _bfd_generic_write_ar_hdr
 384 #endif
 385 #ifndef MY_truncate_arname
 386 #define MY_truncate_arname              bfd_bsd_truncate_arname
 387 #endif
 388 #ifndef MY_update_armap_timestamp
 389 #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp
 390 #endif
 391
 392 /* No core file defined here -- configure in trad-core.c separately.  */
 393 #ifndef MY_core_file_failing_command
 394 #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command
 395 #endif
 396 #ifndef MY_core_file_failing_signal
 397 #define MY_core_file_failing_signal     _bfd_nocore_core_file_failing_signal
 398 #endif
 399 #ifndef MY_core_file_matches_executable_p
 400 #define MY_core_file_matches_executable_p       \
 401                                 _bfd_nocore_core_file_matches_executable_p
 402 #endif
 403 #ifndef MY_core_file_pid
 404 #define MY_core_file_pid _bfd_nocore_core_file_pid
 405 #endif
 406 #ifndef MY_core_file_p
 407 #define MY_core_file_p          _bfd_dummy_target
 408 #endif
 409
 410 #ifndef MY_bfd_debug_info_start
 411 #define MY_bfd_debug_info_start         _bfd_void_bfd
 412 #endif
 413 #ifndef MY_bfd_debug_info_end
 414 #define MY_bfd_debug_info_end           _bfd_void_bfd
 415 #endif
 416 #ifndef MY_bfd_debug_info_accumulate
 417 #define MY_bfd_debug_info_accumulate    _bfd_void_bfd_asection
 418 #endif
 419
 420 #ifndef MY_core_file_failing_command
 421 #define MY_core_file_failing_command NAME (aout, core_file_failing_command)
 422 #endif
 423 #ifndef MY_core_file_failing_signal
 424 #define MY_core_file_failing_signal NAME (aout, core_file_failing_signal)
 425 #endif
 426 #ifndef MY_core_file_matches_executable_p
 427 #define MY_core_file_matches_executable_p NAME (aout, core_file_matches_executable_p)
 428 #endif
 429 #ifndef MY_set_section_contents
 430 #define MY_set_section_contents NAME (aout, set_section_contents)
 431 #endif
 432 #ifndef MY_get_section_contents
 433 #define MY_get_section_contents NAME (aout, get_section_contents)
 434 #endif
 435 #ifndef MY_get_section_contents_in_window
 436 #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
 437 #endif
 438 #ifndef MY_new_section_hook
 439 #define MY_new_section_hook NAME (aout, new_section_hook)
 440 #endif
 441 #ifndef MY_get_symtab_upper_bound
 442 #define MY_get_symtab_upper_bound NAME (aout, get_symtab_upper_bound)
 443 #endif
 444 #ifndef MY_canonicalize_symtab
 445 #define MY_canonicalize_symtab NAME (aout, canonicalize_symtab)
 446 #endif
 447 #ifndef MY_get_reloc_upper_bound
 448 #define MY_get_reloc_upper_bound NAME (aout,get_reloc_upper_bound)
 449 #endif
 450 #ifndef MY_canonicalize_reloc
 451 #define MY_canonicalize_reloc NAME (aout, canonicalize_reloc)
 452 #endif
 453 #ifndef MY_set_reloc
 454 #define MY_set_reloc _bfd_generic_set_reloc
 455 #endif
 456 #ifndef MY_make_empty_symbol
 457 #define MY_make_empty_symbol NAME (aout, make_empty_symbol)
 458 #endif
 459 #ifndef MY_print_symbol
 460 #define MY_print_symbol NAME (aout, print_symbol)
 461 #endif
 462 #ifndef MY_get_symbol_info
 463 #define MY_get_symbol_info NAME (aout, get_symbol_info)
 464 #endif
 465 #ifndef MY_get_symbol_version_string
 466 #define MY_get_symbol_version_string \
 467   _bfd_nosymbols_get_symbol_version_string
 468 #endif
 469 #ifndef MY_get_lineno
 470 #define MY_get_lineno NAME (aout, get_lineno)
 471 #endif
 472 #ifndef MY_set_arch_mach
 473 #define MY_set_arch_mach NAME (aout, set_arch_mach)
 474 #endif
 475 #ifndef MY_find_nearest_line
 476 #define MY_find_nearest_line NAME (aout, find_nearest_line)
 477 #endif
 478 #ifndef MY_find_nearest_line_with_alt
 479 #define MY_find_nearest_line_with_alt _bfd_nosymbols_find_nearest_line_with_alt
 480 #endif
 481 #ifndef MY_find_line
 482 #define MY_find_line _bfd_nosymbols_find_line
 483 #endif
 484 #ifndef MY_find_inliner_info
 485 #define MY_find_inliner_info _bfd_nosymbols_find_inliner_info
 486 #endif
 487 #ifndef MY_sizeof_headers
 488 #define MY_sizeof_headers NAME (aout, sizeof_headers)
 489 #endif
 490 #ifndef MY_bfd_get_relocated_section_contents
 491 #define MY_bfd_get_relocated_section_contents \
 492                         bfd_generic_get_relocated_section_contents
 493 #endif
 494 #ifndef MY_bfd_relax_section
 495 #define MY_bfd_relax_section bfd_generic_relax_section
 496 #endif
 497 #ifndef MY_bfd_gc_sections
 498 #define MY_bfd_gc_sections bfd_generic_gc_sections
 499 #endif
 500 #ifndef MY_bfd_lookup_section_flags
 501 #define MY_bfd_lookup_section_flags bfd_generic_lookup_section_flags
 502 #endif
 503 #ifndef MY_bfd_merge_sections
 504 #define MY_bfd_merge_sections bfd_generic_merge_sections
 505 #endif
 506 #ifndef MY_bfd_is_group_section
 507 #define MY_bfd_is_group_section bfd_generic_is_group_section
 508 #endif
 509 #ifndef MY_bfd_group_name
 510 #define MY_bfd_group_name bfd_generic_group_name
 511 #endif
 512 #ifndef MY_bfd_discard_group
 513 #define MY_bfd_discard_group bfd_generic_discard_group
 514 #endif
 515 #ifndef MY_section_already_linked
 516 #define MY_section_already_linked \
 517   _bfd_generic_section_already_linked
 518 #endif
 519 #ifndef MY_bfd_define_common_symbol
 520 #define MY_bfd_define_common_symbol bfd_generic_define_common_symbol
 521 #endif
 522 #ifndef MY_bfd_link_hide_symbol
 523 #define MY_bfd_link_hide_symbol _bfd_generic_link_hide_symbol
 524 #endif
 525 #ifndef MY_bfd_define_start_stop
 526 #define MY_bfd_define_start_stop bfd_generic_define_start_stop
 527 #endif
 528 #ifndef MY_bfd_reloc_type_lookup
 529 #define MY_bfd_reloc_type_lookup NAME (aout, reloc_type_lookup)
 530 #endif
 531 #ifndef MY_bfd_reloc_name_lookup
 532 #define MY_bfd_reloc_name_lookup NAME (aout, reloc_name_lookup)
 533 #endif
 534 #ifndef MY_bfd_make_debug_symbol
 535 #define MY_bfd_make_debug_symbol 0
 536 #endif
 537 #ifndef MY_read_minisymbols
 538 #define MY_read_minisymbols NAME (aout, read_minisymbols)
 539 #endif
 540 #ifndef MY_minisymbol_to_symbol
 541 #define MY_minisymbol_to_symbol NAME (aout, minisymbol_to_symbol)
 542 #endif
 543 #ifndef MY_bfd_link_hash_table_create
 544 #define MY_bfd_link_hash_table_create NAME (aout, link_hash_table_create)
 545 #endif
 546 #ifndef MY_bfd_link_add_symbols
 547 #define MY_bfd_link_add_symbols NAME (aout, link_add_symbols)
 548 #endif
 549 #ifndef MY_bfd_link_just_syms
 550 #define MY_bfd_link_just_syms _bfd_generic_link_just_syms
 551 #endif
 552 #ifndef MY_bfd_copy_link_hash_symbol_type
 553 #define MY_bfd_copy_link_hash_symbol_type \
 554   _bfd_generic_copy_link_hash_symbol_type
 555 #endif
 556 #ifndef MY_bfd_link_split_section
 557 #define MY_bfd_link_split_section  _bfd_generic_link_split_section
 558 #endif
 559
 560 #ifndef MY_bfd_link_check_relocs
 561 #define MY_bfd_link_check_relocs   _bfd_generic_link_check_relocs
 562 #endif
 563
 564 #ifndef MY_bfd_copy_private_bfd_data
 565 #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
 566 #endif
 567
 568 #ifndef MY_bfd_merge_private_bfd_data
 569 #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
 570 #endif
 571
 572 #ifndef MY_bfd_copy_private_symbol_data
 573 #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
 574 #endif
 575
 576 #ifndef MY_bfd_copy_private_header_data
 577 #define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
 578 #endif
 579
 580 #ifndef MY_bfd_print_private_bfd_data
 581 #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
 582 #endif
 583
 584 #ifndef MY_bfd_set_private_flags
 585 #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags
 586 #endif
 587
 588 #ifndef MY_bfd_is_local_label_name
 589 #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
 590 #endif
 591
 592 #ifndef MY_bfd_is_target_special_symbol
 593 #define MY_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
 594 #endif
 595
 596 #ifndef MY_bfd_free_cached_info
 597 #define MY_bfd_free_cached_info NAME (aout, bfd_free_cached_info)
 598 #endif
 599
 600 #ifndef MY_close_and_cleanup
 601 #define MY_close_and_cleanup _bfd_generic_close_and_cleanup
 602 #endif
 603
 604 #ifndef MY_get_dynamic_symtab_upper_bound
 605 #define MY_get_dynamic_symtab_upper_bound \
 606   _bfd_nodynamic_get_dynamic_symtab_upper_bound
 607 #endif
 608 #ifndef MY_canonicalize_dynamic_symtab
 609 #define MY_canonicalize_dynamic_symtab \
 610   _bfd_nodynamic_canonicalize_dynamic_symtab
 611 #endif
 612 #ifndef MY_get_synthetic_symtab
 613 #define MY_get_synthetic_symtab \
 614   _bfd_nodynamic_get_synthetic_symtab
 615 #endif
 616 #ifndef MY_get_dynamic_reloc_upper_bound
 617 #define MY_get_dynamic_reloc_upper_bound \
 618   _bfd_nodynamic_get_dynamic_reloc_upper_bound
 619 #endif
 620 #ifndef MY_canonicalize_dynamic_reloc
 621 #define MY_canonicalize_dynamic_reloc \
 622   _bfd_nodynamic_canonicalize_dynamic_reloc
 623 #endif
 624
 625 /* Aout symbols normally have leading underscores.  */
 626 #ifndef MY_symbol_leading_char
 627 #define MY_symbol_leading_char '_'
 628 #endif
 629
 630 /* Aout archives normally use spaces for padding.  */
 631 #ifndef AR_PAD_CHAR
 632 #define AR_PAD_CHAR ' '
 633 #endif
 634
 635 #ifndef MY_BFD_TARGET
 636 const bfd_target MY (vec) =
 637 {
 638   TARGETNAME,                   /* Name.  */
 639   bfd_target_aout_flavour,
 640 #ifdef TARGET_IS_BIG_ENDIAN_P
 641   BFD_ENDIAN_BIG,               /* Target byte order (big).  */
 642   BFD_ENDIAN_BIG,               /* Target headers byte order (big).  */
 643 #else
 644   BFD_ENDIAN_LITTLE,            /* Target byte order (little).  */
 645   BFD_ENDIAN_LITTLE,            /* Target headers byte order (little).  */
 646 #endif
 647   (HAS_RELOC | EXEC_P |         /* Object flags.  */
 648    HAS_LINENO | HAS_DEBUG |
 649    HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
 650   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
 651   MY_symbol_leading_char,
 652   AR_PAD_CHAR,                  /* AR_pad_char.  */
 653   15,                           /* AR_max_namelen.  */
 654   0,                            /* match priority.  */
 655   TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols.  */
 656 #ifdef TARGET_IS_BIG_ENDIAN_P
 657   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 658      bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 659      bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data.  */
 660   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 661      bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 662      bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers.  */
 663 #else
 664   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 665      bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 666      bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data.  */
 667   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 668      bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 669      bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Headers.  */
 670 #endif
 671     {                           /* bfd_check_format.  */
 672       _bfd_dummy_target,
 673       MY_object_p,
 674       bfd_generic_archive_p,
 675       MY_core_file_p
 676     },
 677     {                           /* bfd_set_format.  */
 678       _bfd_bool_bfd_false_error,
 679       MY_mkobject,
 680       _bfd_generic_mkarchive,
 681       _bfd_bool_bfd_false_error
 682     },
 683     {                           /* bfd_write_contents.  */
 684       _bfd_bool_bfd_false_error,
 685       MY_write_object_contents,
 686       _bfd_write_archive_contents,
 687       _bfd_bool_bfd_false_error
 688     },
 689
 690      BFD_JUMP_TABLE_GENERIC (MY),
 691      BFD_JUMP_TABLE_COPY (MY),
 692      BFD_JUMP_TABLE_CORE (MY),
 693      BFD_JUMP_TABLE_ARCHIVE (MY),
 694      BFD_JUMP_TABLE_SYMBOLS (MY),
 695      BFD_JUMP_TABLE_RELOCS (MY),
 696      BFD_JUMP_TABLE_WRITE (MY),
 697      BFD_JUMP_TABLE_LINK (MY),
 698      BFD_JUMP_TABLE_DYNAMIC (MY),
 699
 700   /* Alternative_target.  */
 701   NULL,
 702
 703   MY_backend_data
 704 };
 705 #endif /* MY_BFD_TARGET */