1 /* 2 * Copyright (c) Christos Zoulas 2003. 3 * All Rights Reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * 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 FOR 19 * 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 /* 28 * @(#)Id: readelf.h,v 1.9 2002/05/16 18:45:56 christos Exp 29 * 30 * Provide elf data structures for non-elf machines, allowing file 31 * non-elf hosts to determine if an elf binary is stripped. 32 * Note: cobbled from the linux header file, with modifications 33 */ 34 #ifndef __fake_elf_h__ 35 #define __fake_elf_h__ 36 37 #if HAVE_STDINT_H 38 #include <stdint.h> 39 #endif 40 41 typedef uint32_t Elf32_Addr; 42 typedef uint32_t Elf32_Off; 43 typedef uint16_t Elf32_Half; 44 typedef uint32_t Elf32_Word; 45 typedef uint8_t Elf32_Char; 46 47 #if SIZEOF_LONG_LONG != 8 48 #define USE_ARRAY_FOR_64BIT_TYPES 49 typedef uint32_t Elf64_Addr[2]; 50 typedef uint32_t Elf64_Off[2]; 51 typedef uint32_t Elf64_Xword[2]; 52 #else 53 #undef USE_ARRAY_FOR_64BIT_TYPES 54 typedef uint64_t Elf64_Addr; 55 typedef uint64_t Elf64_Off; 56 typedef uint64_t Elf64_Xword; 57 #endif 58 typedef uint16_t Elf64_Half; 59 typedef uint32_t Elf64_Word; 60 typedef uint8_t Elf64_Char; 61 62 #define EI_NIDENT 16 63 64 typedef struct { 65 Elf32_Char e_ident[EI_NIDENT]; 66 Elf32_Half e_type; 67 Elf32_Half e_machine; 68 Elf32_Word e_version; 69 Elf32_Addr e_entry; /* Entry point */ 70 Elf32_Off e_phoff; 71 Elf32_Off e_shoff; 72 Elf32_Word e_flags; 73 Elf32_Half e_ehsize; 74 Elf32_Half e_phentsize; 75 Elf32_Half e_phnum; 76 Elf32_Half e_shentsize; 77 Elf32_Half e_shnum; 78 Elf32_Half e_shstrndx; 79 } Elf32_Ehdr; 80 81 typedef struct { 82 Elf64_Char e_ident[EI_NIDENT]; 83 Elf64_Half e_type; 84 Elf64_Half e_machine; 85 Elf64_Word e_version; 86 Elf64_Addr e_entry; /* Entry point */ 87 Elf64_Off e_phoff; 88 Elf64_Off e_shoff; 89 Elf64_Word e_flags; 90 Elf64_Half e_ehsize; 91 Elf64_Half e_phentsize; 92 Elf64_Half e_phnum; 93 Elf64_Half e_shentsize; 94 Elf64_Half e_shnum; 95 Elf64_Half e_shstrndx; 96 } Elf64_Ehdr; 97 98 /* e_type */ 99 #define ET_REL 1 100 #define ET_EXEC 2 101 #define ET_DYN 3 102 #define ET_CORE 4 103 104 /* e_machine (used only for SunOS 5.x hardware capabilities) */ 105 #define EM_SPARC 2 106 #define EM_386 3 107 #define EM_SPARC32PLUS 18 108 #define EM_SPARCV9 43 109 #define EM_IA_64 50 110 #define EM_AMD64 62 111 112 /* sh_type */ 113 #define SHT_SYMTAB 2 114 #define SHT_NOTE 7 115 #define SHT_DYNSYM 11 116 #define SHT_SUNW_cap 0x6ffffff5 /* SunOS 5.x hw/sw capabilites */ 117 118 /* elf type */ 119 #define ELFDATANONE 0 /* e_ident[EI_DATA] */ 120 #define ELFDATA2LSB 1 121 #define ELFDATA2MSB 2 122 123 /* elf class */ 124 #define ELFCLASSNONE 0 125 #define ELFCLASS32 1 126 #define ELFCLASS64 2 127 128 /* magic number */ 129 #define EI_MAG0 0 /* e_ident[] indexes */ 130 #define EI_MAG1 1 131 #define EI_MAG2 2 132 #define EI_MAG3 3 133 #define EI_CLASS 4 134 #define EI_DATA 5 135 #define EI_VERSION 6 136 #define EI_PAD 7 137 138 #define ELFMAG0 0x7f /* EI_MAG */ 139 #define ELFMAG1 'E' 140 #define ELFMAG2 'L' 141 #define ELFMAG3 'F' 142 #define ELFMAG "\177ELF" 143 144 #define OLFMAG1 'O' 145 #define OLFMAG "\177OLF" 146 147 typedef struct { 148 Elf32_Word p_type; 149 Elf32_Off p_offset; 150 Elf32_Addr p_vaddr; 151 Elf32_Addr p_paddr; 152 Elf32_Word p_filesz; 153 Elf32_Word p_memsz; 154 Elf32_Word p_flags; 155 Elf32_Word p_align; 156 } Elf32_Phdr; 157 158 typedef struct { 159 Elf64_Word p_type; 160 Elf64_Word p_flags; 161 Elf64_Off p_offset; 162 Elf64_Addr p_vaddr; 163 Elf64_Addr p_paddr; 164 Elf64_Xword p_filesz; 165 Elf64_Xword p_memsz; 166 Elf64_Xword p_align; 167 } Elf64_Phdr; 168 169 #define PT_NULL 0 /* p_type */ 170 #define PT_LOAD 1 171 #define PT_DYNAMIC 2 172 #define PT_INTERP 3 173 #define PT_NOTE 4 174 #define PT_SHLIB 5 175 #define PT_PHDR 6 176 #define PT_NUM 7 177 178 typedef struct { 179 Elf32_Word sh_name; 180 Elf32_Word sh_type; 181 Elf32_Word sh_flags; 182 Elf32_Addr sh_addr; 183 Elf32_Off sh_offset; 184 Elf32_Word sh_size; 185 Elf32_Word sh_link; 186 Elf32_Word sh_info; 187 Elf32_Word sh_addralign; 188 Elf32_Word sh_entsize; 189 } Elf32_Shdr; 190 191 typedef struct { 192 Elf64_Word sh_name; 193 Elf64_Word sh_type; 194 Elf64_Off sh_flags; 195 Elf64_Addr sh_addr; 196 Elf64_Off sh_offset; 197 Elf64_Off sh_size; 198 Elf64_Word sh_link; 199 Elf64_Word sh_info; 200 Elf64_Off sh_addralign; 201 Elf64_Off sh_entsize; 202 } Elf64_Shdr; 203 204 #define NT_NETBSD_CORE_PROCINFO 1 205 206 /* Note header in a PT_NOTE section */ 207 typedef struct elf_note { 208 Elf32_Word n_namesz; /* Name size */ 209 Elf32_Word n_descsz; /* Content size */ 210 Elf32_Word n_type; /* Content type */ 211 } Elf32_Nhdr; 212 213 typedef struct { 214 Elf64_Word n_namesz; 215 Elf64_Word n_descsz; 216 Elf64_Word n_type; 217 } Elf64_Nhdr; 218 219 /* Notes used in ET_CORE */ 220 #define NT_PRSTATUS 1 221 #define NT_PRFPREG 2 222 #define NT_PRPSINFO 3 223 #define NT_PRXREG 4 224 #define NT_TASKSTRUCT 4 225 #define NT_PLATFORM 5 226 #define NT_AUXV 6 227 228 /* Note types used in executables */ 229 /* NetBSD executables (name = "NetBSD") */ 230 #define NT_NETBSD_VERSION 1 231 #define NT_NETBSD_EMULATION 2 232 #define NT_FREEBSD_VERSION 1 233 #define NT_OPENBSD_VERSION 1 234 #define NT_DRAGONFLY_VERSION 1 235 /* 236 * GNU executables (name = "GNU") 237 * word[0]: GNU OS tags 238 * word[1]: major version 239 * word[2]: minor version 240 * word[3]: tiny version 241 */ 242 #define NT_GNU_VERSION 1 243 244 /* GNU OS tags */ 245 #define GNU_OS_LINUX 0 246 #define GNU_OS_HURD 1 247 #define GNU_OS_SOLARIS 2 248 #define GNU_OS_KFREEBSD 3 249 #define GNU_OS_KNETBSD 4 250 251 /* 252 * GNU Hardware capability information 253 * word[0]: Number of entries 254 * word[1]: Bitmask of enabled entries 255 * Followed by a byte id, and a NUL terminated string per entry 256 */ 257 #define NT_GNU_HWCAP 2 258 259 /* 260 * GNU Build ID generated by ld 261 * 160 bit SHA1 [default] 262 * 128 bit md5 or uuid 263 */ 264 #define NT_GNU_BUILD_ID 3 265 266 /* SunOS 5.x hardware/software capabilities */ 267 typedef struct { 268 Elf32_Word c_tag; 269 union { 270 Elf32_Word c_val; 271 Elf32_Addr c_ptr; 272 } c_un; 273 } Elf32_Cap; 274 275 typedef struct { 276 Elf64_Xword c_tag; 277 union { 278 Elf64_Xword c_val; 279 Elf64_Addr c_ptr; 280 } c_un; 281 } Elf64_Cap; 282 283 /* SunOS 5.x hardware/software capability tags */ 284 #define CA_SUNW_NULL 0 285 #define CA_SUNW_HW_1 1 286 #define CA_SUNW_SF_1 2 287 288 /* SunOS 5.x software capabilities */ 289 #define SF1_SUNW_FPKNWN 0x01 290 #define SF1_SUNW_FPUSED 0x02 291 #define SF1_SUNW_MASK 0x03 292 293 /* SunOS 5.x hardware capabilities: sparc */ 294 #define AV_SPARC_MUL32 0x0001 295 #define AV_SPARC_DIV32 0x0002 296 #define AV_SPARC_FSMULD 0x0004 297 #define AV_SPARC_V8PLUS 0x0008 298 #define AV_SPARC_POPC 0x0010 299 #define AV_SPARC_VIS 0x0020 300 #define AV_SPARC_VIS2 0x0040 301 #define AV_SPARC_ASI_BLK_INIT 0x0080 302 #define AV_SPARC_FMAF 0x0100 303 #define AV_SPARC_FJFMAU 0x4000 304 #define AV_SPARC_IMA 0x8000 305 306 /* SunOS 5.x hardware capabilities: 386 */ 307 #define AV_386_FPU 0x00000001 308 #define AV_386_TSC 0x00000002 309 #define AV_386_CX8 0x00000004 310 #define AV_386_SEP 0x00000008 311 #define AV_386_AMD_SYSC 0x00000010 312 #define AV_386_CMOV 0x00000020 313 #define AV_386_MMX 0x00000040 314 #define AV_386_AMD_MMX 0x00000080 315 #define AV_386_AMD_3DNow 0x00000100 316 #define AV_386_AMD_3DNowx 0x00000200 317 #define AV_386_FXSR 0x00000400 318 #define AV_386_SSE 0x00000800 319 #define AV_386_SSE2 0x00001000 320 #define AV_386_PAUSE 0x00002000 321 #define AV_386_SSE3 0x00004000 322 #define AV_386_MON 0x00008000 323 #define AV_386_CX16 0x00010000 324 #define AV_386_AHF 0x00020000 325 #define AV_386_TSCP 0x00040000 326 #define AV_386_AMD_SSE4A 0x00080000 327 #define AV_386_POPCNT 0x00100000 328 #define AV_386_AMD_LZCNT 0x00200000 329 #define AV_386_SSSE3 0x00400000 330 #define AV_386_SSE4_1 0x00800000 331 #define AV_386_SSE4_2 0x01000000 332 333 #endif 334