1dnl $NetBSD: elf_types.m4,v 1.4 2024/03/03 17:37:33 christos Exp $ 2/*- 3 * Copyright (c) 2006,2008 Joseph Koshy 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * Id: elf_types.m4 321 2009-03-07 16:59:14Z jkoshy 28 */ 29 30/* 31 * ELF types, defined in the "enum Elf_Type" API. 32 * 33 * The members of the list form a 2-tuple: (name, C-type-suffix). 34 * + `name' is an Elf_Type symbol without the `ELF_T_' prefix. 35 * + `C-type-suffix' is the suffix for Elf32_ and Elf64_ type names. 36 */ 37 38define(`ELF_TYPE_LIST', 39 ``ADDR, Addr', 40 `BYTE, Byte', 41 `CAP, Cap', 42 `DYN, Dyn', 43 `EHDR, Ehdr', 44 `GNUHASH, -', 45 `HALF, Half', 46 `LWORD, Lword', 47 `MOVE, Move', 48 `MOVEP, MoveP', 49 `NOTE, Note', 50 `OFF, Off', 51 `PHDR, Phdr', 52 `REL, Rel', 53 `RELA, Rela', 54 `SHDR, Shdr', 55 `SWORD, Sword', 56 `SXWORD, Sxword', 57 `SYMINFO, Syminfo', 58 `SYM, Sym', 59 `VDEF, Verdef', 60 `VNEED, Verneed', 61 `WORD, Word', 62 `XWORD, Xword', 63 `NUM, _'') 64 65/* 66 * DEFINE_STRUCT(NAME,MEMBERLIST...) 67 * 68 * Map a type name to its members. 69 * 70 * Each member-list element comprises of pairs of (field name, type), 71 * in the sequence used in the file representation of `NAME'. 72 * 73 * Each member list element comprises a pair containing a field name 74 * and a basic type. Basic types include IDENT, HALF, WORD, LWORD, 75 * ADDR{32,64}, OFF{32,64}, SWORD, XWORD, SXWORD. 76 * 77 * The last element of a member list is the null element: `_,_'. 78 */ 79 80define(`DEFINE_STRUCT',`define(`$1_DEF',shift($@))dnl') 81 82DEFINE_STRUCT(`Elf32_Cap', 83 ``c_tag, WORD', 84 `c_un.c_val, WORD', 85 `_,_'') 86 87DEFINE_STRUCT(`Elf64_Cap', 88 ``c_tag, XWORD', 89 `c_un.c_val, XWORD', 90 `_,_'') 91 92DEFINE_STRUCT(`Elf32_Dyn', 93 ``d_tag, SWORD', 94 `d_un.d_ptr, WORD', 95 `_,_'') 96 97DEFINE_STRUCT(`Elf64_Dyn', 98 ``d_tag, SXWORD', 99 `d_un.d_ptr, XWORD', 100 `_,_'') 101 102DEFINE_STRUCT(`Elf32_Ehdr', 103 ``e_ident, IDENT', 104 `e_type, HALF', 105 `e_machine, HALF', 106 `e_version, WORD', 107 `e_entry, ADDR', 108 `e_phoff, OFF', 109 `e_shoff, OFF', 110 `e_flags, WORD', 111 `e_ehsize, HALF', 112 `e_phentsize, HALF', 113 `e_phnum, HALF', 114 `e_shentsize, HALF', 115 `e_shnum, HALF', 116 `e_shstrndx, HALF', 117 `_,_'') 118 119DEFINE_STRUCT(`Elf64_Ehdr', 120 ``e_ident, IDENT', 121 `e_type, HALF', 122 `e_machine, HALF', 123 `e_version, WORD', 124 `e_entry, ADDR', 125 `e_phoff, OFF', 126 `e_shoff, OFF', 127 `e_flags, WORD', 128 `e_ehsize, HALF', 129 `e_phentsize, HALF', 130 `e_phnum, HALF', 131 `e_shentsize, HALF', 132 `e_shnum, HALF', 133 `e_shstrndx, HALF', 134 `_,_'') 135 136DEFINE_STRUCT(`Elf32_Move', 137 ``m_value, LWORD', 138 `m_info, WORD', 139 `m_poffset, WORD', 140 `m_repeat, HALF', 141 `m_stride, HALF', 142 `_,_'') 143 144DEFINE_STRUCT(`Elf64_Move', 145 ``m_value, LWORD', 146 `m_info, XWORD', 147 `m_poffset, XWORD', 148 `m_repeat, HALF', 149 `m_stride, HALF', 150 `_,_'') 151 152DEFINE_STRUCT(`Elf32_Phdr', 153 ``p_type, WORD', 154 `p_offset, OFF', 155 `p_vaddr, ADDR', 156 `p_paddr, ADDR', 157 `p_filesz, WORD', 158 `p_memsz, WORD', 159 `p_flags, WORD', 160 `p_align, WORD', 161 `_,_'') 162 163DEFINE_STRUCT(`Elf64_Phdr', 164 ``p_type, WORD', 165 `p_flags, WORD', 166 `p_offset, OFF', 167 `p_vaddr, ADDR', 168 `p_paddr, ADDR', 169 `p_filesz, XWORD', 170 `p_memsz, XWORD', 171 `p_align, XWORD', 172 `_,_'') 173 174DEFINE_STRUCT(`Elf32_Rel', 175 ``r_offset, ADDR', 176 `r_info, WORD', 177 `_,_'') 178 179DEFINE_STRUCT(`Elf64_Rel', 180 ``r_offset, ADDR', 181 `r_info, XWORD', 182 `_,_'') 183 184DEFINE_STRUCT(`Elf32_Rela', 185 ``r_offset, ADDR', 186 `r_info, WORD', 187 `r_addend, SWORD', 188 `_,_'') 189 190DEFINE_STRUCT(`Elf64_Rela', 191 ``r_offset, ADDR', 192 `r_info, XWORD', 193 `r_addend, SXWORD', 194 `_,_'') 195 196DEFINE_STRUCT(`Elf32_Shdr', 197 ``sh_name, WORD', 198 `sh_type, WORD', 199 `sh_flags, WORD', 200 `sh_addr, ADDR', 201 `sh_offset, OFF', 202 `sh_size, WORD', 203 `sh_link, WORD', 204 `sh_info, WORD', 205 `sh_addralign, WORD', 206 `sh_entsize, WORD', 207 `_,_'') 208 209DEFINE_STRUCT(`Elf64_Shdr', 210 ``sh_name, WORD', 211 `sh_type, WORD', 212 `sh_flags, XWORD', 213 `sh_addr, ADDR', 214 `sh_offset, OFF', 215 `sh_size, XWORD', 216 `sh_link, WORD', 217 `sh_info, WORD', 218 `sh_addralign, XWORD', 219 `sh_entsize, XWORD', 220 `_,_'') 221 222DEFINE_STRUCT(`Elf32_Sym', 223 ``st_name, WORD', 224 `st_value, ADDR', 225 `st_size, WORD', 226 `st_info, BYTE', 227 `st_other, BYTE', 228 `st_shndx, HALF', 229 `_,_'') 230 231DEFINE_STRUCT(`Elf64_Sym', 232 ``st_name, WORD', 233 `st_info, BYTE', 234 `st_other, BYTE', 235 `st_shndx, HALF', 236 `st_value, ADDR', 237 `st_size, XWORD', 238 `_,_'') 239 240DEFINE_STRUCT(`Elf32_Syminfo', 241 ``si_boundto, HALF', 242 `si_flags, HALF', 243 `_,_'') 244 245DEFINE_STRUCT(`Elf64_Syminfo', 246 ``si_boundto, HALF', 247 `si_flags, HALF', 248 `_,_'') 249 250DEFINE_STRUCT(`Elf32_Verdaux', 251 ``vda_name, WORD', 252 `vda_next, WORD', 253 `_,_'') 254 255DEFINE_STRUCT(`Elf64_Verdaux', 256 ``vda_name, WORD', 257 `vda_next, WORD', 258 `_,_'') 259 260DEFINE_STRUCT(`Elf32_Verdef', 261 ``vd_version, HALF', 262 `vd_flags, HALF', 263 `vd_ndx, HALF', 264 `vd_cnt, HALF', 265 `vd_hash, WORD', 266 `vd_aux, WORD', 267 `vd_next, WORD', 268 `_,_'') 269 270DEFINE_STRUCT(`Elf64_Verdef', 271 ``vd_version, HALF', 272 `vd_flags, HALF', 273 `vd_ndx, HALF', 274 `vd_cnt, HALF', 275 `vd_hash, WORD', 276 `vd_aux, WORD', 277 `vd_next, WORD', 278 `_,_'') 279 280DEFINE_STRUCT(`Elf32_Verneed', 281 ``vn_version, HALF', 282 `vn_cnt, HALF', 283 `vn_file, WORD', 284 `vn_aux, WORD', 285 `vn_next, WORD', 286 `_,_'') 287 288DEFINE_STRUCT(`Elf64_Verneed', 289 ``vn_version, HALF', 290 `vn_cnt, HALF', 291 `vn_file, WORD', 292 `vn_aux, WORD', 293 `vn_next, WORD', 294 `_,_'') 295 296DEFINE_STRUCT(`Elf32_Vernaux', 297 ``vna_hash, WORD', 298 `vna_flags, HALF', 299 `vna_other, HALF', 300 `vna_name, WORD', 301 `vna_next, WORD', 302 `_,_'') 303 304DEFINE_STRUCT(`Elf64_Vernaux', 305 ``vna_hash, WORD', 306 `vna_flags, HALF', 307 `vna_other, HALF', 308 `vna_name, WORD', 309 `vna_next, WORD', 310 `_,_'') 311