projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 46d1c23b | 1 | /* Mach-O support for BFD. |
| fc55a902 | 2 | Copyright 2011, 2012 |
| 46d1c23b TG |
3 | Free Software Foundation, Inc. |
| 4 | ||
| 5 | This file is part of BFD, the Binary File Descriptor library. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 3 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
| 20 | MA 02110-1301, USA. */ | |
| 21 | ||
| 22 | #ifndef _MACH_O_EXTERNAL_H | |
| 23 | #define _MACH_O_EXTERNAL_H | |
| 24 | ||
| 25 | struct mach_o_header_external | |
| 26 | { | |
| 27 | unsigned char magic[4]; /* Magic number. */ | |
| 28 | unsigned char cputype[4]; /* CPU that this object is for. */ | |
| 29 | unsigned char cpusubtype[4]; /* CPU subtype. */ | |
| 30 | unsigned char filetype[4]; /* Type of file. */ | |
| 31 | unsigned char ncmds[4]; /* Number of load commands. */ | |
| 32 | unsigned char sizeofcmds[4]; /* Total size of load commands. */ | |
| 33 | unsigned char flags[4]; /* Flags. */ | |
| 34 | unsigned char reserved[4]; /* Reserved (on 64-bit version only). */ | |
| 35 | }; | |
| 36 | ||
| 37 | #define BFD_MACH_O_HEADER_SIZE 28 | |
| 38 | #define BFD_MACH_O_HEADER_64_SIZE 32 | |
| 39 | ||
| 40 | /* 32-bit section header. */ | |
| 41 | ||
| 42 | struct mach_o_section_32_external | |
| 43 | { | |
| 44 | unsigned char sectname[16]; /* Section name. */ | |
| 45 | unsigned char segname[16]; /* Segment that the section belongs to. */ | |
| 46 | unsigned char addr[4]; /* Address of this section in memory. */ | |
| 47 | unsigned char size[4]; /* Size in bytes of this section. */ | |
| 48 | unsigned char offset[4]; /* File offset of this section. */ | |
| 49 | unsigned char align[4]; /* log2 of this section's alignment. */ | |
| 50 | unsigned char reloff[4]; /* File offset of this section's relocs. */ | |
| 51 | unsigned char nreloc[4]; /* Number of relocs for this section. */ | |
| 52 | unsigned char flags[4]; /* Section flags/attributes. */ | |
| 53 | unsigned char reserved1[4]; | |
| 54 | unsigned char reserved2[4]; | |
| 55 | }; | |
| 56 | #define BFD_MACH_O_SECTION_SIZE 68 | |
| 57 | ||
| 58 | /* 64-bit section header. */ | |
| 59 | ||
| 60 | struct mach_o_section_64_external | |
| 61 | { | |
| 62 | unsigned char sectname[16]; /* Section name. */ | |
| 63 | unsigned char segname[16]; /* Segment that the section belongs to. */ | |
| 64 | unsigned char addr[8]; /* Address of this section in memory. */ | |
| 65 | unsigned char size[8]; /* Size in bytes of this section. */ | |
| 66 | unsigned char offset[4]; /* File offset of this section. */ | |
| 67 | unsigned char align[4]; /* log2 of this section's alignment. */ | |
| 68 | unsigned char reloff[4]; /* File offset of this section's relocs. */ | |
| 69 | unsigned char nreloc[4]; /* Number of relocs for this section. */ | |
| 70 | unsigned char flags[4]; /* Section flags/attributes. */ | |
| 71 | unsigned char reserved1[4]; | |
| 72 | unsigned char reserved2[4]; | |
| 73 | unsigned char reserved3[4]; | |
| 74 | }; | |
| 75 | #define BFD_MACH_O_SECTION_64_SIZE 80 | |
| 76 | ||
| 77 | struct mach_o_load_command_external | |
| 78 | { | |
| 79 | unsigned char cmd[4]; /* The type of load command. */ | |
| 80 | unsigned char cmdsize[4]; /* Size in bytes of entire command. */ | |
| 81 | }; | |
| 82 | #define BFD_MACH_O_LC_SIZE 8 | |
| 83 | ||
| 84 | struct mach_o_segment_command_32_external | |
| 85 | { | |
| 86 | unsigned char segname[16]; /* Name of this segment. */ | |
| 87 | unsigned char vmaddr[4]; /* Virtual memory address of this segment. */ | |
| 88 | unsigned char vmsize[4]; /* Size there, in bytes. */ | |
| 89 | unsigned char fileoff[4]; /* Offset in bytes of the data to be mapped. */ | |
| 90 | unsigned char filesize[4]; /* Size in bytes on disk. */ | |
| 91 | unsigned char maxprot[4]; /* Maximum permitted vm protection. */ | |
| 92 | unsigned char initprot[4]; /* Initial vm protection. */ | |
| 93 | unsigned char nsects[4]; /* Number of sections in this segment. */ | |
| 94 | unsigned char flags[4]; /* Flags that affect the loading. */ | |
| 95 | }; | |
| 96 | #define BFD_MACH_O_LC_SEGMENT_SIZE 56 /* Include the header. */ | |
| 97 | ||
| 98 | struct mach_o_segment_command_64_external | |
| 99 | { | |
| 100 | unsigned char segname[16]; /* Name of this segment. */ | |
| 101 | unsigned char vmaddr[8]; /* Virtual memory address of this segment. */ | |
| 102 | unsigned char vmsize[8]; /* Size there, in bytes. */ | |
| 103 | unsigned char fileoff[8]; /* Offset in bytes of the data to be mapped. */ | |
| 104 | unsigned char filesize[8]; /* Size in bytes on disk. */ | |
| 105 | unsigned char maxprot[4]; /* Maximum permitted vm protection. */ | |
| 106 | unsigned char initprot[4]; /* Initial vm protection. */ | |
| 107 | unsigned char nsects[4]; /* Number of sections in this segment. */ | |
| 108 | unsigned char flags[4]; /* Flags that affect the loading. */ | |
| 109 | }; | |
| 110 | #define BFD_MACH_O_LC_SEGMENT_64_SIZE 72 /* Include the header. */ | |
| 111 | ||
| 112 | struct mach_o_reloc_info_external | |
| 113 | { | |
| 114 | unsigned char r_address[4]; | |
| 115 | unsigned char r_symbolnum[4]; | |
| 116 | }; | |
| 117 | #define BFD_MACH_O_RELENT_SIZE 8 | |
| 118 | ||
| 119 | struct mach_o_symtab_command_external | |
| 120 | { | |
| fc55a902 TG |
121 | unsigned char symoff[4]; /* File offset of the symbol table. */ |
| 122 | unsigned char nsyms[4]; /* Number of symbols. */ | |
| 123 | unsigned char stroff[4]; /* File offset of the string table. */ | |
| 124 | unsigned char strsize[4]; /* String table size. */ | |
| 46d1c23b TG |
125 | }; |
| 126 | ||
| 127 | struct mach_o_nlist_external | |
| 128 | { | |
| 129 | unsigned char n_strx[4]; | |
| 130 | unsigned char n_type[1]; | |
| 131 | unsigned char n_sect[1]; | |
| 132 | unsigned char n_desc[2]; | |
| 133 | unsigned char n_value[4]; | |
| 134 | }; | |
| 135 | #define BFD_MACH_O_NLIST_SIZE 12 | |
| 136 | ||
| 137 | struct mach_o_nlist_64_external | |
| 138 | { | |
| 139 | unsigned char n_strx[4]; | |
| 140 | unsigned char n_type[1]; | |
| 141 | unsigned char n_sect[1]; | |
| 142 | unsigned char n_desc[2]; | |
| 143 | unsigned char n_value[8]; | |
| 144 | }; | |
| 145 | #define BFD_MACH_O_NLIST_64_SIZE 16 | |
| 146 | ||
| 147 | struct mach_o_thread_command_external | |
| 148 | { | |
| 149 | unsigned char flavour[4]; | |
| 150 | unsigned char count[4]; | |
| 151 | }; | |
| 152 | ||
| 153 | /* For commands that just have a string or a path. */ | |
| 154 | struct mach_o_str_command_external | |
| 155 | { | |
| 156 | unsigned char str[4]; | |
| 157 | }; | |
| 158 | ||
| 159 | struct mach_o_dylib_command_external | |
| 160 | { | |
| 161 | unsigned char name[4]; | |
| 162 | unsigned char timestamp[4]; | |
| 163 | unsigned char current_version[4]; | |
| 164 | unsigned char compatibility_version[4]; | |
| 165 | }; | |
| 166 | ||
| 167 | struct mach_o_dysymtab_command_external | |
| 168 | { | |
| 169 | unsigned char ilocalsym[4]; /* Index of. */ | |
| 170 | unsigned char nlocalsym[4]; /* Number of. */ | |
| 171 | unsigned char iextdefsym[4]; | |
| 172 | unsigned char nextdefsym[4]; | |
| 173 | unsigned char iundefsym[4]; | |
| 174 | unsigned char nundefsym[4]; | |
| 175 | unsigned char tocoff[4]; | |
| 176 | unsigned char ntoc[4]; | |
| 177 | unsigned char modtaboff[4]; | |
| 178 | unsigned char nmodtab[4]; | |
| 179 | unsigned char extrefsymoff[4]; | |
| 180 | unsigned char nextrefsyms[4]; | |
| 181 | unsigned char indirectsymoff[4]; | |
| 182 | unsigned char nindirectsyms[4]; | |
| 183 | unsigned char extreloff[4]; | |
| 184 | unsigned char nextrel[4]; | |
| 185 | unsigned char locreloff[4]; | |
| 186 | unsigned char nlocrel[4]; | |
| 187 | }; | |
| 188 | ||
| 189 | struct mach_o_dylib_module_external | |
| 190 | { | |
| 191 | unsigned char module_name[4]; | |
| 192 | unsigned char iextdefsym[4]; | |
| 193 | unsigned char nextdefsym[4]; | |
| 194 | unsigned char irefsym[4]; | |
| 195 | unsigned char nrefsym[4]; | |
| 196 | unsigned char ilocalsym[4]; | |
| 197 | unsigned char nlocalsym[4]; | |
| 198 | unsigned char iextrel[4]; | |
| 199 | unsigned char nextrel[4]; | |
| 200 | unsigned char iinit_iterm[4]; | |
| 201 | unsigned char ninit_nterm[4]; | |
| 202 | unsigned char objc_module_info_addr[4]; | |
| 203 | unsigned char objc_module_info_size[4]; | |
| 204 | }; | |
| 205 | #define BFD_MACH_O_DYLIB_MODULE_SIZE 52 | |
| 206 | ||
| 207 | struct mach_o_dylib_module_64_external | |
| 208 | { | |
| 209 | unsigned char module_name[4]; | |
| 210 | unsigned char iextdefsym[4]; | |
| 211 | unsigned char nextdefsym[4]; | |
| 212 | unsigned char irefsym[4]; | |
| 213 | unsigned char nrefsym[4]; | |
| 214 | unsigned char ilocalsym[4]; | |
| 215 | unsigned char nlocalsym[4]; | |
| 216 | unsigned char iextrel[4]; | |
| 217 | unsigned char nextrel[4]; | |
| 218 | unsigned char iinit_iterm[4]; | |
| 219 | unsigned char ninit_nterm[4]; | |
| 220 | unsigned char objc_module_info_size[4]; | |
| 221 | unsigned char objc_module_info_addr[8]; | |
| 222 | }; | |
| 223 | #define BFD_MACH_O_DYLIB_MODULE_64_SIZE 56 | |
| 224 | ||
| 225 | struct mach_o_dylib_table_of_contents_external | |
| 226 | { | |
| 227 | unsigned char symbol_index[4]; | |
| 228 | unsigned char module_index[4]; | |
| 229 | }; | |
| 230 | #define BFD_MACH_O_TABLE_OF_CONTENT_SIZE 8 | |
| 231 | ||
| 232 | struct mach_o_linkedit_data_command_external | |
| 233 | { | |
| 234 | unsigned char dataoff[4]; | |
| 235 | unsigned char datasize[4]; | |
| 236 | }; | |
| 237 | ||
| 238 | struct mach_o_dyld_info_command_external | |
| 239 | { | |
| 240 | unsigned char rebase_off[4]; | |
| 241 | unsigned char rebase_size[4]; | |
| 242 | unsigned char bind_off[4]; | |
| 243 | unsigned char bind_size[4]; | |
| 244 | unsigned char weak_bind_off[4]; | |
| 245 | unsigned char weak_bind_size[4]; | |
| 246 | unsigned char lazy_bind_off[4]; | |
| 247 | unsigned char lazy_bind_size[4]; | |
| 248 | unsigned char export_off[4]; | |
| 249 | unsigned char export_size[4]; | |
| 250 | }; | |
| 251 | ||
| edbdea0e TG |
252 | struct mach_o_version_min_command_external |
| 253 | { | |
| 254 | unsigned char version[4]; | |
| 255 | unsigned char reserved[4]; | |
| 256 | }; | |
| 257 | ||
| fc55a902 TG |
258 | struct mach_o_encryption_info_command_external |
| 259 | { | |
| 260 | unsigned char cryptoff[4]; /* File offset of the encrypted area. */ | |
| 261 | unsigned char cryptsize[4]; /* Size of the encrypted area. */ | |
| 262 | unsigned char cryptid[4]; /* Encryption method. */ | |
| 263 | }; | |
| 264 | ||
| 46d1c23b TG |
265 | struct mach_o_fat_header_external |
| 266 | { | |
| 267 | unsigned char magic[4]; | |
| 268 | unsigned char nfat_arch[4]; /* Number of components. */ | |
| 269 | }; | |
| 270 | ||
| 271 | struct mach_o_fat_arch_external | |
| 272 | { | |
| 273 | unsigned char cputype[4]; | |
| 274 | unsigned char cpusubtype[4]; | |
| 275 | unsigned char offset[4]; /* File offset of the member. */ | |
| 276 | unsigned char size[4]; /* Size of the member. */ | |
| 277 | unsigned char align[4]; /* Power of 2. */ | |
| 278 | }; | |
| 279 | ||
| 280 | #endif /* _MACH_O_EXTERNAL_H */ |