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 41typedef uint32_t Elf32_Addr; 42typedef uint32_t Elf32_Off; 43typedef uint16_t Elf32_Half; 44typedef uint32_t Elf32_Word; 45typedef uint8_t Elf32_Char; 46 47#if SIZEOF_LONG_LONG != 8 48#define USE_ARRAY_FOR_64BIT_TYPES 49typedef uint32_t Elf64_Addr[2]; 50typedef uint32_t Elf64_Off[2]; 51typedef uint32_t Elf64_Xword[2]; 52#else 53#undef USE_ARRAY_FOR_64BIT_TYPES 54typedef uint64_t Elf64_Addr; 55typedef uint64_t Elf64_Off; 56typedef uint64_t Elf64_Xword; 57#endif 58typedef uint16_t Elf64_Half; 59typedef uint32_t Elf64_Word; 60typedef uint8_t Elf64_Char; 61 62#define EI_NIDENT 16 63 64typedef 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 81typedef 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 147typedef 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 158typedef 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 178typedef 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 191typedef 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 */ 207typedef 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 213typedef 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/* GNU executables (name = "GNU") */ 236#define NT_GNU_VERSION 1 237 238/* GNU OS tags */ 239#define GNU_OS_LINUX 0 240#define GNU_OS_HURD 1 241#define GNU_OS_SOLARIS 2 242#define GNU_OS_KFREEBSD 3 243#define GNU_OS_KNETBSD 4 244 245/* SunOS 5.x hardware/software capabilities */ 246typedef struct { 247 Elf32_Word c_tag; 248 union { 249 Elf32_Word c_val; 250 Elf32_Addr c_ptr; 251 } c_un; 252} Elf32_Cap; 253 254typedef struct { 255 Elf64_Xword c_tag; 256 union { 257 Elf64_Xword c_val; 258 Elf64_Addr c_ptr; 259 } c_un; 260} Elf64_Cap; 261 262/* SunOS 5.x hardware/software capability tags */ 263#define CA_SUNW_NULL 0 264#define CA_SUNW_HW_1 1 265#define CA_SUNW_SF_1 2 266 267/* SunOS 5.x software capabilities */ 268#define SF1_SUNW_FPKNWN 0x01 269#define SF1_SUNW_FPUSED 0x02 270#define SF1_SUNW_MASK 0x03 271 272/* SunOS 5.x hardware capabilities: sparc */ 273#define AV_SPARC_MUL32 0x0001 274#define AV_SPARC_DIV32 0x0002 275#define AV_SPARC_FSMULD 0x0004 276#define AV_SPARC_V8PLUS 0x0008 277#define AV_SPARC_POPC 0x0010 278#define AV_SPARC_VIS 0x0020 279#define AV_SPARC_VIS2 0x0040 280#define AV_SPARC_ASI_BLK_INIT 0x0080 281#define AV_SPARC_FMAF 0x0100 282#define AV_SPARC_FJFMAU 0x4000 283#define AV_SPARC_IMA 0x8000 284 285/* SunOS 5.x hardware capabilities: 386 */ 286#define AV_386_FPU 0x00000001 287#define AV_386_TSC 0x00000002 288#define AV_386_CX8 0x00000004 289#define AV_386_SEP 0x00000008 290#define AV_386_AMD_SYSC 0x00000010 291#define AV_386_CMOV 0x00000020 292#define AV_386_MMX 0x00000040 293#define AV_386_AMD_MMX 0x00000080 294#define AV_386_AMD_3DNow 0x00000100 295#define AV_386_AMD_3DNowx 0x00000200 296#define AV_386_FXSR 0x00000400 297#define AV_386_SSE 0x00000800 298#define AV_386_SSE2 0x00001000 299#define AV_386_PAUSE 0x00002000 300#define AV_386_SSE3 0x00004000 301#define AV_386_MON 0x00008000 302#define AV_386_CX16 0x00010000 303#define AV_386_AHF 0x00020000 304#define AV_386_TSCP 0x00040000 305#define AV_386_AMD_SSE4A 0x00080000 306#define AV_386_POPCNT 0x00100000 307#define AV_386_AMD_LZCNT 0x00200000 308#define AV_386_SSSE3 0x00400000 309#define AV_386_SSE4_1 0x00800000 310#define AV_386_SSE4_2 0x01000000 311 312#endif 313