203 lines
8.2 KiB
C
203 lines
8.2 KiB
C
/* Mach-O support for BFD.
|
|
Copyright (C) 1999-2022 Free Software Foundation, Inc.
|
|
|
|
This file is part of BFD, the Binary File Descriptor library.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
/* Define generic entry points here so that we don't need to duplicate the
|
|
defines in every target. But define once as this file may be included
|
|
several times. */
|
|
#ifndef MACH_O_TARGET_COMMON_DEFINED
|
|
#define MACH_O_TARGET_COMMON_DEFINED
|
|
|
|
#define bfd_mach_o_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
|
|
#define bfd_mach_o_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
|
|
#define bfd_mach_o_bfd_print_private_bfd_data bfd_mach_o_bfd_print_private_bfd_data
|
|
#define bfd_mach_o_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
|
|
#define bfd_mach_o_bfd_is_local_label_name bfd_generic_is_local_label_name
|
|
#define bfd_mach_o_get_lineno _bfd_nosymbols_get_lineno
|
|
#define bfd_mach_o_find_inliner_info _bfd_nosymbols_find_inliner_info
|
|
#define bfd_mach_o_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string
|
|
#define bfd_mach_o_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
|
|
#define bfd_mach_o_read_minisymbols _bfd_generic_read_minisymbols
|
|
#define bfd_mach_o_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
|
|
#define bfd_mach_o_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
|
|
#define bfd_mach_o_bfd_relax_section bfd_generic_relax_section
|
|
#define bfd_mach_o_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
|
|
#define bfd_mach_o_bfd_link_add_symbols _bfd_generic_link_add_symbols
|
|
#define bfd_mach_o_bfd_link_just_syms _bfd_generic_link_just_syms
|
|
#define bfd_mach_o_bfd_copy_link_hash_symbol_type \
|
|
_bfd_generic_copy_link_hash_symbol_type
|
|
#define bfd_mach_o_bfd_final_link _bfd_generic_final_link
|
|
#define bfd_mach_o_bfd_link_split_section _bfd_generic_link_split_section
|
|
#define bfd_mach_o_bfd_link_check_relocs _bfd_generic_link_check_relocs
|
|
#define bfd_mach_o_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
|
|
#define bfd_mach_o_bfd_set_private_flags bfd_mach_o_bfd_set_private_flags
|
|
#define bfd_mach_o_get_section_contents _bfd_generic_get_section_contents
|
|
#define bfd_mach_o_bfd_gc_sections bfd_generic_gc_sections
|
|
#define bfd_mach_o_bfd_lookup_section_flags bfd_generic_lookup_section_flags
|
|
#define bfd_mach_o_bfd_merge_sections bfd_generic_merge_sections
|
|
#define bfd_mach_o_bfd_is_group_section bfd_generic_is_group_section
|
|
#define bfd_mach_o_bfd_group_name bfd_generic_group_name
|
|
#define bfd_mach_o_bfd_discard_group bfd_generic_discard_group
|
|
#define bfd_mach_o_section_already_linked _bfd_generic_section_already_linked
|
|
#define bfd_mach_o_bfd_define_common_symbol bfd_generic_define_common_symbol
|
|
#define bfd_mach_o_bfd_link_hide_symbol _bfd_generic_link_hide_symbol
|
|
#define bfd_mach_o_bfd_define_start_stop bfd_generic_define_start_stop
|
|
#define bfd_mach_o_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
|
|
#define bfd_mach_o_core_file_matches_executable_p generic_core_file_matches_executable_p
|
|
#define bfd_mach_o_core_file_pid _bfd_nocore_core_file_pid
|
|
#define bfd_mach_o_set_reloc _bfd_generic_set_reloc
|
|
|
|
#define bfd_mach_o_get_dynamic_symtab_upper_bound bfd_mach_o_get_symtab_upper_bound
|
|
#define bfd_mach_o_canonicalize_dynamic_symtab bfd_mach_o_canonicalize_symtab
|
|
|
|
/* For Mach-O special archives. */
|
|
#define bfd_mach_o_read_ar_hdr _bfd_noarchive_read_ar_hdr
|
|
#define bfd_mach_o_write_ar_hdr _bfd_noarchive_write_ar_hdr
|
|
#define bfd_mach_o_slurp_armap _bfd_noarchive_slurp_armap
|
|
#define bfd_mach_o_slurp_extended_name_table _bfd_noarchive_slurp_extended_name_table
|
|
#define bfd_mach_o_construct_extended_name_table _bfd_noarchive_construct_extended_name_table
|
|
#define bfd_mach_o_truncate_arname _bfd_noarchive_truncate_arname
|
|
#define bfd_mach_o_write_armap _bfd_noarchive_write_armap
|
|
#define bfd_mach_o_get_elt_at_index _bfd_noarchive_get_elt_at_index
|
|
#define bfd_mach_o_update_armap_timestamp _bfd_noarchive_update_armap_timestamp
|
|
|
|
#define TARGET_NAME_BACKEND XCONCAT2(TARGET_NAME,_backend)
|
|
|
|
#endif /* MACH_O_TARGET_COMMON_DEFINED */
|
|
|
|
#ifndef TARGET_NAME
|
|
#error TARGET_NAME must be defined
|
|
#endif /* TARGET_NAME */
|
|
|
|
#ifndef TARGET_STRING
|
|
#error TARGET_STRING must be defined
|
|
#endif /* TARGET_STRING */
|
|
|
|
#ifndef TARGET_ARCHITECTURE
|
|
#error TARGET_ARCHITECTURE must be defined
|
|
#endif /* TARGET_ARCHITECTURE */
|
|
|
|
#ifndef TARGET_BIG_ENDIAN
|
|
#error TARGET_BIG_ENDIAN must be defined
|
|
#endif /* TARGET_BIG_ENDIAN */
|
|
|
|
#ifndef TARGET_ARCHIVE
|
|
#error TARGET_ARCHIVE must be defined
|
|
#endif /* TARGET_ARCHIVE */
|
|
|
|
#ifndef TARGET_PAGESIZE
|
|
#error TARGET_PAGESIZE must be defined
|
|
#endif
|
|
|
|
static const bfd_mach_o_backend_data TARGET_NAME_BACKEND =
|
|
{
|
|
TARGET_ARCHITECTURE,
|
|
TARGET_PAGESIZE,
|
|
bfd_mach_o_canonicalize_one_reloc,
|
|
bfd_mach_o_swap_reloc_out,
|
|
bfd_mach_o_print_thread,
|
|
bfd_mach_o_tgt_seg_table,
|
|
bfd_mach_o_section_type_valid_for_tgt
|
|
};
|
|
|
|
const bfd_target TARGET_NAME =
|
|
{
|
|
TARGET_STRING, /* Name. */
|
|
bfd_target_mach_o_flavour,
|
|
#if TARGET_BIG_ENDIAN
|
|
BFD_ENDIAN_BIG, /* Target byte order. */
|
|
BFD_ENDIAN_BIG, /* Target headers byte order. */
|
|
#else
|
|
BFD_ENDIAN_LITTLE, /* Target byte order. */
|
|
BFD_ENDIAN_LITTLE, /* Target headers byte order. */
|
|
#endif
|
|
(HAS_RELOC | EXEC_P | /* Object flags. */
|
|
HAS_LINENO | HAS_DEBUG |
|
|
HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
|
|
(SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
|
|
| SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
|
|
'_', /* symbol_leading_char. */
|
|
' ', /* ar_pad_char. */
|
|
16, /* ar_max_namelen. */
|
|
TARGET_PRIORITY, /* match priority. */
|
|
TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */
|
|
|
|
#if TARGET_BIG_ENDIAN
|
|
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
|
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
|
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
|
|
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
|
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
|
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Hdrs. */
|
|
#else
|
|
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
|
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
|
|
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
|
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
|
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
|
|
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
|
|
#endif /* TARGET_BIG_ENDIAN */
|
|
|
|
{ /* bfd_check_format. */
|
|
#if TARGET_ARCHIVE
|
|
_bfd_dummy_target,
|
|
_bfd_dummy_target,
|
|
bfd_mach_o_archive_p,
|
|
_bfd_dummy_target,
|
|
#else
|
|
_bfd_dummy_target,
|
|
bfd_mach_o_object_p,
|
|
bfd_generic_archive_p,
|
|
bfd_mach_o_core_p
|
|
#endif
|
|
},
|
|
{ /* bfd_set_format. */
|
|
_bfd_bool_bfd_false_error,
|
|
bfd_mach_o_mkobject,
|
|
_bfd_generic_mkarchive,
|
|
bfd_mach_o_mkobject,
|
|
},
|
|
{ /* bfd_write_contents. */
|
|
_bfd_bool_bfd_false_error,
|
|
bfd_mach_o_write_contents,
|
|
_bfd_write_archive_contents,
|
|
bfd_mach_o_write_contents,
|
|
},
|
|
|
|
BFD_JUMP_TABLE_GENERIC (bfd_mach_o),
|
|
BFD_JUMP_TABLE_COPY (bfd_mach_o),
|
|
BFD_JUMP_TABLE_CORE (bfd_mach_o),
|
|
#if TARGET_ARCHIVE
|
|
BFD_JUMP_TABLE_ARCHIVE (bfd_mach_o),
|
|
#else
|
|
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd44),
|
|
#endif
|
|
BFD_JUMP_TABLE_SYMBOLS (bfd_mach_o),
|
|
BFD_JUMP_TABLE_RELOCS (bfd_mach_o),
|
|
BFD_JUMP_TABLE_WRITE (bfd_mach_o),
|
|
BFD_JUMP_TABLE_LINK (bfd_mach_o),
|
|
BFD_JUMP_TABLE_DYNAMIC (bfd_mach_o),
|
|
|
|
/* Alternative endian target. */
|
|
NULL,
|
|
|
|
/* Back-end data. */
|
|
&TARGET_NAME_BACKEND
|
|
};
|
|
|