| /* Mach-O support for BFD. |
| Copyright 1999, 2000, 2001, 2002, 2005, 2007, 2008, 2009, 2010, 2011 |
| 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_generic_bfd_print_private_bfd_data |
| #define bfd_mach_o_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_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_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_hash_table_free _bfd_generic_link_hash_table_free |
| #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_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_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_copy_private_header_data _bfd_generic_bfd_copy_private_header_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_get_dynamic_symtab_upper_bound bfd_mach_o_get_symtab_upper_bound |
| #define bfd_mach_o_canonicalize_dynamic_symtab bfd_mach_o_canonicalize_symtab |
| |
| #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 */ |
| |
| #if ((TARGET_ARCHIVE) && (! TARGET_BIG_ENDIAN)) |
| #error Mach-O fat files must always be big-endian. |
| #endif /* ((TARGET_ARCHIVE) && (! TARGET_BIG_ENDIAN)) */ |
| |
| static const bfd_mach_o_backend_data TARGET_NAME_BACKEND = |
| { |
| TARGET_ARCHITECTURE, |
| bfd_mach_o_swap_reloc_in, |
| 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. */ |
| |
| #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_false, |
| bfd_mach_o_mkobject, |
| _bfd_generic_mkarchive, |
| bfd_mach_o_mkobject, |
| }, |
| { /* bfd_write_contents. */ |
| bfd_false, |
| 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 |
| }; |
| |
