| 1 | /* Generic support for 32-bit ELF |
| 2 | Copyright 1993, 1995, 1998, 1999, 2001 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 19 | |
| 20 | #include "bfd.h" |
| 21 | #include "sysdep.h" |
| 22 | #include "libbfd.h" |
| 23 | #include "elf-bfd.h" |
| 24 | |
| 25 | /* This does not include any relocation information, but should be |
| 26 | good enough for GDB or objdump to read the file. */ |
| 27 | |
| 28 | static reloc_howto_type dummy = |
| 29 | HOWTO (0, /* type */ |
| 30 | 0, /* rightshift */ |
| 31 | 0, /* size (0 = byte, 1 = short, 2 = long) */ |
| 32 | 0, /* bitsize */ |
| 33 | false, /* pc_relative */ |
| 34 | 0, /* bitpos */ |
| 35 | complain_overflow_dont, /* complain_on_overflow */ |
| 36 | NULL, /* special_function */ |
| 37 | "UNKNOWN", /* name */ |
| 38 | false, /* partial_inplace */ |
| 39 | 0, /* src_mask */ |
| 40 | 0, /* dst_mask */ |
| 41 | false); /* pcrel_offset */ |
| 42 | |
| 43 | static void elf_generic_info_to_howto |
| 44 | PARAMS ((bfd *, arelent *, Elf32_Internal_Rela *)); |
| 45 | static void elf_generic_info_to_howto_rel |
| 46 | PARAMS ((bfd *, arelent *, Elf32_Internal_Rel *)); |
| 47 | static boolean elf32_generic_link_add_symbols |
| 48 | PARAMS ((bfd *, struct bfd_link_info *)); |
| 49 | |
| 50 | static void |
| 51 | elf_generic_info_to_howto (abfd, bfd_reloc, elf_reloc) |
| 52 | bfd *abfd ATTRIBUTE_UNUSED; |
| 53 | arelent *bfd_reloc; |
| 54 | Elf32_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED; |
| 55 | { |
| 56 | bfd_reloc->howto = &dummy; |
| 57 | } |
| 58 | |
| 59 | static void |
| 60 | elf_generic_info_to_howto_rel (abfd, bfd_reloc, elf_reloc) |
| 61 | bfd *abfd ATTRIBUTE_UNUSED; |
| 62 | arelent *bfd_reloc; |
| 63 | Elf32_Internal_Rel *elf_reloc ATTRIBUTE_UNUSED; |
| 64 | { |
| 65 | bfd_reloc->howto = &dummy; |
| 66 | } |
| 67 | |
| 68 | static boolean |
| 69 | elf32_generic_link_add_symbols (abfd, info) |
| 70 | bfd *abfd; |
| 71 | struct bfd_link_info *info; |
| 72 | { |
| 73 | asection *o; |
| 74 | |
| 75 | /* Check if there are any relocations. */ |
| 76 | for (o = abfd->sections; o != NULL; o = o->next) |
| 77 | if ((o->flags & SEC_RELOC) != 0) |
| 78 | { |
| 79 | Elf_Internal_Ehdr *ehdrp; |
| 80 | |
| 81 | ehdrp = elf_elfheader (abfd); |
| 82 | if (abfd->my_archive) |
| 83 | (*_bfd_error_handler) (_("%s(%s): Relocations in generic ELF (EM: %d)"), |
| 84 | bfd_get_filename (abfd->my_archive), |
| 85 | bfd_get_filename (abfd), |
| 86 | ehdrp->e_machine); |
| 87 | else |
| 88 | (*_bfd_error_handler) (_("%s: Relocations in generic ELF (EM: %d)"), |
| 89 | bfd_get_filename (abfd), |
| 90 | ehdrp->e_machine); |
| 91 | |
| 92 | bfd_set_error (bfd_error_wrong_format); |
| 93 | return false; |
| 94 | } |
| 95 | |
| 96 | return bfd_elf32_bfd_link_add_symbols (abfd, info); |
| 97 | } |
| 98 | |
| 99 | #define TARGET_LITTLE_SYM bfd_elf32_little_generic_vec |
| 100 | #define TARGET_LITTLE_NAME "elf32-little" |
| 101 | #define TARGET_BIG_SYM bfd_elf32_big_generic_vec |
| 102 | #define TARGET_BIG_NAME "elf32-big" |
| 103 | #define ELF_ARCH bfd_arch_unknown |
| 104 | #define ELF_MACHINE_CODE EM_NONE |
| 105 | #define ELF_MAXPAGESIZE 0x1 |
| 106 | #define bfd_elf32_bfd_reloc_type_lookup bfd_default_reloc_type_lookup |
| 107 | #define bfd_elf32_bfd_link_add_symbols elf32_generic_link_add_symbols |
| 108 | #define elf_info_to_howto elf_generic_info_to_howto |
| 109 | #define elf_info_to_howto_rel elf_generic_info_to_howto_rel |
| 110 | |
| 111 | #include "elf32-target.h" |