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Rev | Author | Line No. | Line |
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5197 | serge | 1 | /* Generic support for 32-bit ELF |
6324 | serge | 2 | Copyright (C) 1993-2015 Free Software Foundation, Inc. |
5197 | serge | 3 | |
4 | This file is part of BFD, the Binary File Descriptor library. |
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5 | |||
6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 3 of the License, or |
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9 | (at your option) any later version. |
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10 | |||
11 | This program is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program; if not, write to the Free Software |
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18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
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19 | MA 02110-1301, USA. */ |
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20 | |||
21 | #include "sysdep.h" |
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22 | #include "bfd.h" |
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23 | #include "libbfd.h" |
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24 | #include "elf-bfd.h" |
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25 | |||
26 | /* This does not include any relocation information, but should be |
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27 | good enough for GDB or objdump to read the file. */ |
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28 | |||
29 | static reloc_howto_type dummy = |
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30 | HOWTO (0, /* type */ |
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31 | 0, /* rightshift */ |
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32 | 0, /* size (0 = byte, 1 = short, 2 = long) */ |
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33 | 0, /* bitsize */ |
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34 | FALSE, /* pc_relative */ |
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35 | 0, /* bitpos */ |
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36 | complain_overflow_dont, /* complain_on_overflow */ |
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37 | NULL, /* special_function */ |
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38 | "UNKNOWN", /* name */ |
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39 | FALSE, /* partial_inplace */ |
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40 | 0, /* src_mask */ |
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41 | 0, /* dst_mask */ |
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42 | FALSE); /* pcrel_offset */ |
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43 | |||
44 | static void |
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45 | elf_generic_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, |
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46 | arelent *bfd_reloc, |
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47 | Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED) |
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48 | { |
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49 | bfd_reloc->howto = &dummy; |
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50 | } |
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51 | |||
52 | static void |
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53 | elf_generic_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, |
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54 | arelent *bfd_reloc, |
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55 | Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED) |
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56 | { |
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57 | bfd_reloc->howto = &dummy; |
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58 | } |
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59 | |||
60 | static void |
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61 | check_for_relocs (bfd * abfd, asection * o, void * failed) |
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62 | { |
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63 | if ((o->flags & SEC_RELOC) != 0) |
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64 | { |
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65 | Elf_Internal_Ehdr *ehdrp; |
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66 | |||
67 | ehdrp = elf_elfheader (abfd); |
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68 | _bfd_error_handler (_("%B: Relocations in generic ELF (EM: %d)"), |
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69 | abfd, ehdrp->e_machine); |
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70 | |||
71 | bfd_set_error (bfd_error_wrong_format); |
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72 | * (bfd_boolean *) failed = TRUE; |
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73 | } |
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74 | } |
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75 | |||
76 | static bfd_boolean |
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77 | elf32_generic_link_add_symbols (bfd *abfd, struct bfd_link_info *info) |
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78 | { |
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79 | bfd_boolean failed = FALSE; |
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80 | |||
81 | /* Check if there are any relocations. */ |
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82 | bfd_map_over_sections (abfd, check_for_relocs, & failed); |
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83 | |||
84 | if (failed) |
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85 | return FALSE; |
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86 | return bfd_elf_link_add_symbols (abfd, info); |
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87 | } |
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88 | |||
6324 | serge | 89 | #define TARGET_LITTLE_SYM elf32_le_vec |
5197 | serge | 90 | #define TARGET_LITTLE_NAME "elf32-little" |
6324 | serge | 91 | #define TARGET_BIG_SYM elf32_be_vec |
5197 | serge | 92 | #define TARGET_BIG_NAME "elf32-big" |
93 | #define ELF_ARCH bfd_arch_unknown |
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94 | #define ELF_MACHINE_CODE EM_NONE |
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95 | #define ELF_MAXPAGESIZE 0x1 |
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96 | #define bfd_elf32_bfd_reloc_type_lookup bfd_default_reloc_type_lookup |
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97 | #define bfd_elf32_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup |
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98 | #define bfd_elf32_bfd_link_add_symbols elf32_generic_link_add_symbols |
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99 | #define elf_info_to_howto elf_generic_info_to_howto |
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100 | #define elf_info_to_howto_rel elf_generic_info_to_howto_rel |
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101 | |||
102 | #include "elf32-target.h" |