18fe960a1SDavid E. O'Brien /*- 21de7b4b8SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 31de7b4b8SPedro F. Giffuni * 40529c56bSDavid E. O'Brien * Copyright (c) 2003 David O'Brien. All rights reserved. 58fe960a1SDavid E. O'Brien * Copyright (c) 2001 Jake Burkholder 68fe960a1SDavid E. O'Brien * All rights reserved. 78fe960a1SDavid E. O'Brien * 88fe960a1SDavid E. O'Brien * Redistribution and use in source and binary forms, with or without 98fe960a1SDavid E. O'Brien * modification, are permitted provided that the following conditions 108fe960a1SDavid E. O'Brien * are met: 118fe960a1SDavid E. O'Brien * 1. Redistributions of source code must retain the above copyright 128fe960a1SDavid E. O'Brien * notice, this list of conditions and the following disclaimer. 138fe960a1SDavid E. O'Brien * 2. Redistributions in binary form must reproduce the above copyright 148fe960a1SDavid E. O'Brien * notice, this list of conditions and the following disclaimer in the 158fe960a1SDavid E. O'Brien * documentation and/or other materials provided with the distribution. 168fe960a1SDavid E. O'Brien * 178fe960a1SDavid E. O'Brien * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 188fe960a1SDavid E. O'Brien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 198fe960a1SDavid E. O'Brien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 208fe960a1SDavid E. O'Brien * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 218fe960a1SDavid E. O'Brien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 228fe960a1SDavid E. O'Brien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 238fe960a1SDavid E. O'Brien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 248fe960a1SDavid E. O'Brien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 258fe960a1SDavid E. O'Brien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 268fe960a1SDavid E. O'Brien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 278fe960a1SDavid E. O'Brien * SUCH DAMAGE. 288fe960a1SDavid E. O'Brien */ 298fe960a1SDavid E. O'Brien 308fe960a1SDavid E. O'Brien #include <sys/cdefs.h> 318fe960a1SDavid E. O'Brien __FBSDID("$FreeBSD$"); 328fe960a1SDavid E. O'Brien 338fe960a1SDavid E. O'Brien #include <sys/types.h> 349efc7e72SChristian Brueffer 359efc7e72SChristian Brueffer #include <sys/capsicum.h> 368fe960a1SDavid E. O'Brien #include <sys/elf32.h> 378fe960a1SDavid E. O'Brien #include <sys/elf64.h> 38ac2ded1dSMarcel Moolenaar #include <sys/endian.h> 398fe960a1SDavid E. O'Brien #include <sys/mman.h> 408fe960a1SDavid E. O'Brien #include <sys/stat.h> 41a4e3fc54SMariusz Zaborski #include <capsicum_helpers.h> 428fe960a1SDavid E. O'Brien #include <err.h> 439efc7e72SChristian Brueffer #include <errno.h> 448fe960a1SDavid E. O'Brien #include <fcntl.h> 4575ca4dcfSDavid E. O'Brien #include <inttypes.h> 468fe960a1SDavid E. O'Brien #include <stddef.h> 478fe960a1SDavid E. O'Brien #include <stdio.h> 488fe960a1SDavid E. O'Brien #include <stdlib.h> 498fe960a1SDavid E. O'Brien #include <string.h> 508fe960a1SDavid E. O'Brien #include <unistd.h> 518fe960a1SDavid E. O'Brien 528fe960a1SDavid E. O'Brien #define ED_DYN (1<<0) 538fe960a1SDavid E. O'Brien #define ED_EHDR (1<<1) 548fe960a1SDavid E. O'Brien #define ED_GOT (1<<2) 558fe960a1SDavid E. O'Brien #define ED_HASH (1<<3) 568fe960a1SDavid E. O'Brien #define ED_INTERP (1<<4) 578fe960a1SDavid E. O'Brien #define ED_NOTE (1<<5) 588fe960a1SDavid E. O'Brien #define ED_PHDR (1<<6) 598fe960a1SDavid E. O'Brien #define ED_REL (1<<7) 608fe960a1SDavid E. O'Brien #define ED_SHDR (1<<8) 618fe960a1SDavid E. O'Brien #define ED_SYMTAB (1<<9) 628fe960a1SDavid E. O'Brien #define ED_ALL ((1<<10)-1) 638fe960a1SDavid E. O'Brien 648fe960a1SDavid E. O'Brien #define elf_get_addr elf_get_quad 658fe960a1SDavid E. O'Brien #define elf_get_off elf_get_quad 668fe960a1SDavid E. O'Brien #define elf_get_size elf_get_quad 678fe960a1SDavid E. O'Brien 688fe960a1SDavid E. O'Brien enum elf_member { 698fe960a1SDavid E. O'Brien D_TAG = 1, D_PTR, D_VAL, 708fe960a1SDavid E. O'Brien 718fe960a1SDavid E. O'Brien E_CLASS, E_DATA, E_OSABI, E_TYPE, E_MACHINE, E_VERSION, E_ENTRY, 728fe960a1SDavid E. O'Brien E_PHOFF, E_SHOFF, E_FLAGS, E_EHSIZE, E_PHENTSIZE, E_PHNUM, E_SHENTSIZE, 738fe960a1SDavid E. O'Brien E_SHNUM, E_SHSTRNDX, 748fe960a1SDavid E. O'Brien 758fe960a1SDavid E. O'Brien N_NAMESZ, N_DESCSZ, N_TYPE, 768fe960a1SDavid E. O'Brien 778fe960a1SDavid E. O'Brien P_TYPE, P_OFFSET, P_VADDR, P_PADDR, P_FILESZ, P_MEMSZ, P_FLAGS, 788fe960a1SDavid E. O'Brien P_ALIGN, 798fe960a1SDavid E. O'Brien 808fe960a1SDavid E. O'Brien SH_NAME, SH_TYPE, SH_FLAGS, SH_ADDR, SH_OFFSET, SH_SIZE, SH_LINK, 818fe960a1SDavid E. O'Brien SH_INFO, SH_ADDRALIGN, SH_ENTSIZE, 828fe960a1SDavid E. O'Brien 838fe960a1SDavid E. O'Brien ST_NAME, ST_VALUE, ST_SIZE, ST_INFO, ST_SHNDX, 848fe960a1SDavid E. O'Brien 858fe960a1SDavid E. O'Brien R_OFFSET, R_INFO, 868fe960a1SDavid E. O'Brien 878fe960a1SDavid E. O'Brien RA_OFFSET, RA_INFO, RA_ADDEND 888fe960a1SDavid E. O'Brien }; 898fe960a1SDavid E. O'Brien 908fe960a1SDavid E. O'Brien typedef enum elf_member elf_member_t; 918fe960a1SDavid E. O'Brien 92bf70beceSEd Schouten static int elf32_offsets[] = { 938fe960a1SDavid E. O'Brien 0, 948fe960a1SDavid E. O'Brien 958fe960a1SDavid E. O'Brien offsetof(Elf32_Dyn, d_tag), offsetof(Elf32_Dyn, d_un.d_ptr), 968fe960a1SDavid E. O'Brien offsetof(Elf32_Dyn, d_un.d_val), 978fe960a1SDavid E. O'Brien 988fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_CLASS]), 998fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_DATA]), 1008fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_OSABI]), 1018fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_type), offsetof(Elf32_Ehdr, e_machine), 1028fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_version), offsetof(Elf32_Ehdr, e_entry), 1038fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_phoff), offsetof(Elf32_Ehdr, e_shoff), 1048fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_flags), offsetof(Elf32_Ehdr, e_ehsize), 1058fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_phentsize), offsetof(Elf32_Ehdr, e_phnum), 1068fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_shentsize), offsetof(Elf32_Ehdr, e_shnum), 1078fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_shstrndx), 1088fe960a1SDavid E. O'Brien 1098fe960a1SDavid E. O'Brien offsetof(Elf_Note, n_namesz), offsetof(Elf_Note, n_descsz), 1108fe960a1SDavid E. O'Brien offsetof(Elf_Note, n_type), 1118fe960a1SDavid E. O'Brien 1128fe960a1SDavid E. O'Brien offsetof(Elf32_Phdr, p_type), offsetof(Elf32_Phdr, p_offset), 1138fe960a1SDavid E. O'Brien offsetof(Elf32_Phdr, p_vaddr), offsetof(Elf32_Phdr, p_paddr), 1148fe960a1SDavid E. O'Brien offsetof(Elf32_Phdr, p_filesz), offsetof(Elf32_Phdr, p_memsz), 1158fe960a1SDavid E. O'Brien offsetof(Elf32_Phdr, p_flags), offsetof(Elf32_Phdr, p_align), 1168fe960a1SDavid E. O'Brien 1178fe960a1SDavid E. O'Brien offsetof(Elf32_Shdr, sh_name), offsetof(Elf32_Shdr, sh_type), 1188fe960a1SDavid E. O'Brien offsetof(Elf32_Shdr, sh_flags), offsetof(Elf32_Shdr, sh_addr), 1198fe960a1SDavid E. O'Brien offsetof(Elf32_Shdr, sh_offset), offsetof(Elf32_Shdr, sh_size), 1208fe960a1SDavid E. O'Brien offsetof(Elf32_Shdr, sh_link), offsetof(Elf32_Shdr, sh_info), 1218fe960a1SDavid E. O'Brien offsetof(Elf32_Shdr, sh_addralign), offsetof(Elf32_Shdr, sh_entsize), 1228fe960a1SDavid E. O'Brien 1238fe960a1SDavid E. O'Brien offsetof(Elf32_Sym, st_name), offsetof(Elf32_Sym, st_value), 1248fe960a1SDavid E. O'Brien offsetof(Elf32_Sym, st_size), offsetof(Elf32_Sym, st_info), 1258fe960a1SDavid E. O'Brien offsetof(Elf32_Sym, st_shndx), 1268fe960a1SDavid E. O'Brien 1278fe960a1SDavid E. O'Brien offsetof(Elf32_Rel, r_offset), offsetof(Elf32_Rel, r_info), 1288fe960a1SDavid E. O'Brien 1298fe960a1SDavid E. O'Brien offsetof(Elf32_Rela, r_offset), offsetof(Elf32_Rela, r_info), 1308fe960a1SDavid E. O'Brien offsetof(Elf32_Rela, r_addend) 1318fe960a1SDavid E. O'Brien }; 1328fe960a1SDavid E. O'Brien 133bf70beceSEd Schouten static int elf64_offsets[] = { 1348fe960a1SDavid E. O'Brien 0, 1358fe960a1SDavid E. O'Brien 1368fe960a1SDavid E. O'Brien offsetof(Elf64_Dyn, d_tag), offsetof(Elf64_Dyn, d_un.d_ptr), 1378fe960a1SDavid E. O'Brien offsetof(Elf64_Dyn, d_un.d_val), 1388fe960a1SDavid E. O'Brien 1398fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_CLASS]), 1408fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_DATA]), 1418fe960a1SDavid E. O'Brien offsetof(Elf32_Ehdr, e_ident[EI_OSABI]), 1428fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_type), offsetof(Elf64_Ehdr, e_machine), 1438fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_version), offsetof(Elf64_Ehdr, e_entry), 1448fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_phoff), offsetof(Elf64_Ehdr, e_shoff), 1458fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_flags), offsetof(Elf64_Ehdr, e_ehsize), 1468fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_phentsize), offsetof(Elf64_Ehdr, e_phnum), 1478fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_shentsize), offsetof(Elf64_Ehdr, e_shnum), 1488fe960a1SDavid E. O'Brien offsetof(Elf64_Ehdr, e_shstrndx), 1498fe960a1SDavid E. O'Brien 1508fe960a1SDavid E. O'Brien offsetof(Elf_Note, n_namesz), offsetof(Elf_Note, n_descsz), 1518fe960a1SDavid E. O'Brien offsetof(Elf_Note, n_type), 1528fe960a1SDavid E. O'Brien 1538fe960a1SDavid E. O'Brien offsetof(Elf64_Phdr, p_type), offsetof(Elf64_Phdr, p_offset), 1548fe960a1SDavid E. O'Brien offsetof(Elf64_Phdr, p_vaddr), offsetof(Elf64_Phdr, p_paddr), 1558fe960a1SDavid E. O'Brien offsetof(Elf64_Phdr, p_filesz), offsetof(Elf64_Phdr, p_memsz), 1568fe960a1SDavid E. O'Brien offsetof(Elf64_Phdr, p_flags), offsetof(Elf64_Phdr, p_align), 1578fe960a1SDavid E. O'Brien 1588fe960a1SDavid E. O'Brien offsetof(Elf64_Shdr, sh_name), offsetof(Elf64_Shdr, sh_type), 1598fe960a1SDavid E. O'Brien offsetof(Elf64_Shdr, sh_flags), offsetof(Elf64_Shdr, sh_addr), 1608fe960a1SDavid E. O'Brien offsetof(Elf64_Shdr, sh_offset), offsetof(Elf64_Shdr, sh_size), 1618fe960a1SDavid E. O'Brien offsetof(Elf64_Shdr, sh_link), offsetof(Elf64_Shdr, sh_info), 1628fe960a1SDavid E. O'Brien offsetof(Elf64_Shdr, sh_addralign), offsetof(Elf64_Shdr, sh_entsize), 1638fe960a1SDavid E. O'Brien 1648fe960a1SDavid E. O'Brien offsetof(Elf64_Sym, st_name), offsetof(Elf64_Sym, st_value), 1658fe960a1SDavid E. O'Brien offsetof(Elf64_Sym, st_size), offsetof(Elf64_Sym, st_info), 1668fe960a1SDavid E. O'Brien offsetof(Elf64_Sym, st_shndx), 1678fe960a1SDavid E. O'Brien 1688fe960a1SDavid E. O'Brien offsetof(Elf64_Rel, r_offset), offsetof(Elf64_Rel, r_info), 1698fe960a1SDavid E. O'Brien 1708fe960a1SDavid E. O'Brien offsetof(Elf64_Rela, r_offset), offsetof(Elf64_Rela, r_info), 1718fe960a1SDavid E. O'Brien offsetof(Elf64_Rela, r_addend) 1728fe960a1SDavid E. O'Brien }; 1738fe960a1SDavid E. O'Brien 1743df3bb12SDavid E. O'Brien /* http://www.sco.com/developers/gabi/latest/ch5.dynamic.html#tag_encodings */ 17536210553SDavid E. O'Brien static const char * 1768edba452SAndreas Tobler d_tags(u_int64_t tag) 1778edba452SAndreas Tobler { 1788edba452SAndreas Tobler static char unknown_tag[48]; 1798edba452SAndreas Tobler 1803df3bb12SDavid E. O'Brien switch (tag) { 181ee8e9ecaSEd Maste case DT_NULL: return "DT_NULL"; 182ee8e9ecaSEd Maste case DT_NEEDED: return "DT_NEEDED"; 183ee8e9ecaSEd Maste case DT_PLTRELSZ: return "DT_PLTRELSZ"; 184ee8e9ecaSEd Maste case DT_PLTGOT: return "DT_PLTGOT"; 185ee8e9ecaSEd Maste case DT_HASH: return "DT_HASH"; 186ee8e9ecaSEd Maste case DT_STRTAB: return "DT_STRTAB"; 187ee8e9ecaSEd Maste case DT_SYMTAB: return "DT_SYMTAB"; 188ee8e9ecaSEd Maste case DT_RELA: return "DT_RELA"; 189ee8e9ecaSEd Maste case DT_RELASZ: return "DT_RELASZ"; 190ee8e9ecaSEd Maste case DT_RELAENT: return "DT_RELAENT"; 191ee8e9ecaSEd Maste case DT_STRSZ: return "DT_STRSZ"; 192ee8e9ecaSEd Maste case DT_SYMENT: return "DT_SYMENT"; 193ee8e9ecaSEd Maste case DT_INIT: return "DT_INIT"; 194ee8e9ecaSEd Maste case DT_FINI: return "DT_FINI"; 195ee8e9ecaSEd Maste case DT_SONAME: return "DT_SONAME"; 196ee8e9ecaSEd Maste case DT_RPATH: return "DT_RPATH"; 197ee8e9ecaSEd Maste case DT_SYMBOLIC: return "DT_SYMBOLIC"; 198ee8e9ecaSEd Maste case DT_REL: return "DT_REL"; 199ee8e9ecaSEd Maste case DT_RELSZ: return "DT_RELSZ"; 200ee8e9ecaSEd Maste case DT_RELENT: return "DT_RELENT"; 201ee8e9ecaSEd Maste case DT_PLTREL: return "DT_PLTREL"; 202ee8e9ecaSEd Maste case DT_DEBUG: return "DT_DEBUG"; 203ee8e9ecaSEd Maste case DT_TEXTREL: return "DT_TEXTREL"; 204ee8e9ecaSEd Maste case DT_JMPREL: return "DT_JMPREL"; 205ee8e9ecaSEd Maste case DT_BIND_NOW: return "DT_BIND_NOW"; 206ee8e9ecaSEd Maste case DT_INIT_ARRAY: return "DT_INIT_ARRAY"; 207ee8e9ecaSEd Maste case DT_FINI_ARRAY: return "DT_FINI_ARRAY"; 208ee8e9ecaSEd Maste case DT_INIT_ARRAYSZ: return "DT_INIT_ARRAYSZ"; 209ee8e9ecaSEd Maste case DT_FINI_ARRAYSZ: return "DT_FINI_ARRAYSZ"; 210ee8e9ecaSEd Maste case DT_RUNPATH: return "DT_RUNPATH"; 211ee8e9ecaSEd Maste case DT_FLAGS: return "DT_FLAGS"; 212ee8e9ecaSEd Maste case DT_PREINIT_ARRAY: return "DT_PREINIT_ARRAY"; /* XXX DT_ENCODING */ 213ee8e9ecaSEd Maste case DT_PREINIT_ARRAYSZ:return "DT_PREINIT_ARRAYSZ"; 2143df3bb12SDavid E. O'Brien /* 0x6000000D - 0x6ffff000 operating system-specific semantics */ 2153df3bb12SDavid E. O'Brien case 0x6ffffdf5: return "DT_GNU_PRELINKED"; 2163df3bb12SDavid E. O'Brien case 0x6ffffdf6: return "DT_GNU_CONFLICTSZ"; 2173df3bb12SDavid E. O'Brien case 0x6ffffdf7: return "DT_GNU_LIBLISTSZ"; 2183df3bb12SDavid E. O'Brien case 0x6ffffdf8: return "DT_SUNW_CHECKSUM"; 219ee8e9ecaSEd Maste case DT_PLTPADSZ: return "DT_PLTPADSZ"; 220ee8e9ecaSEd Maste case DT_MOVEENT: return "DT_MOVEENT"; 221ee8e9ecaSEd Maste case DT_MOVESZ: return "DT_MOVESZ"; 2224d52a0fdSEd Maste case DT_FEATURE: return "DT_FEATURE"; 223ee8e9ecaSEd Maste case DT_POSFLAG_1: return "DT_POSFLAG_1"; 224ee8e9ecaSEd Maste case DT_SYMINSZ: return "DT_SYMINSZ"; 225ee8e9ecaSEd Maste case DT_SYMINENT : return "DT_SYMINENT (DT_VALRNGHI)"; 226ee8e9ecaSEd Maste case DT_ADDRRNGLO: return "DT_ADDRRNGLO"; 227ee8e9ecaSEd Maste case DT_GNU_HASH: return "DT_GNU_HASH"; 2283df3bb12SDavid E. O'Brien case 0x6ffffef8: return "DT_GNU_CONFLICT"; 2293df3bb12SDavid E. O'Brien case 0x6ffffef9: return "DT_GNU_LIBLIST"; 230494053f4SEd Maste case DT_CONFIG: return "DT_CONFIG"; 231494053f4SEd Maste case DT_DEPAUDIT: return "DT_DEPAUDIT"; 232494053f4SEd Maste case DT_AUDIT: return "DT_AUDIT"; 233494053f4SEd Maste case DT_PLTPAD: return "DT_PLTPAD"; 234494053f4SEd Maste case DT_MOVETAB: return "DT_MOVETAB"; 235ee8e9ecaSEd Maste case DT_SYMINFO : return "DT_SYMINFO (DT_ADDRRNGHI)"; 236ee8e9ecaSEd Maste case DT_RELACOUNT: return "DT_RELACOUNT"; 237ee8e9ecaSEd Maste case DT_RELCOUNT: return "DT_RELCOUNT"; 238ee8e9ecaSEd Maste case DT_FLAGS_1: return "DT_FLAGS_1"; 239ee8e9ecaSEd Maste case DT_VERDEF: return "DT_VERDEF"; 240ee8e9ecaSEd Maste case DT_VERDEFNUM: return "DT_VERDEFNUM"; 241ee8e9ecaSEd Maste case DT_VERNEED: return "DT_VERNEED"; 242ee8e9ecaSEd Maste case DT_VERNEEDNUM: return "DT_VERNEEDNUM"; 2433df3bb12SDavid E. O'Brien case 0x6ffffff0: return "DT_GNU_VERSYM"; 2443df3bb12SDavid E. O'Brien /* 0x70000000 - 0x7fffffff processor-specific semantics */ 24505157fa0SMarcel Moolenaar case 0x70000000: return "DT_IA_64_PLT_RESERVE"; 246cf8fb39fSEd Maste case DT_AUXILIARY: return "DT_AUXILIARY"; 247cf8fb39fSEd Maste case DT_USED: return "DT_USED"; 248cf8fb39fSEd Maste case DT_FILTER: return "DT_FILTER"; 2493df3bb12SDavid E. O'Brien } 2508edba452SAndreas Tobler snprintf(unknown_tag, sizeof(unknown_tag), 2518edba452SAndreas Tobler "ERROR: TAG NOT DEFINED -- tag 0x%jx", (uintmax_t)tag); 2528edba452SAndreas Tobler return (unknown_tag); 25381f8caf7SJens Schweikhardt } 2548fe960a1SDavid E. O'Brien 25536210553SDavid E. O'Brien static const char * 2565f85bb36SMarcel Moolenaar e_machines(u_int mach) 2575f85bb36SMarcel Moolenaar { 25857668ad8SMarcel Moolenaar static char machdesc[64]; 25957668ad8SMarcel Moolenaar 2605f85bb36SMarcel Moolenaar switch (mach) { 2615f85bb36SMarcel Moolenaar case EM_NONE: return "EM_NONE"; 2625f85bb36SMarcel Moolenaar case EM_M32: return "EM_M32"; 2635f85bb36SMarcel Moolenaar case EM_SPARC: return "EM_SPARC"; 2645f85bb36SMarcel Moolenaar case EM_386: return "EM_386"; 2655f85bb36SMarcel Moolenaar case EM_68K: return "EM_68K"; 2665f85bb36SMarcel Moolenaar case EM_88K: return "EM_88K"; 2679afb8b24SEd Maste case EM_IAMCU: return "EM_IAMCU"; 2685f85bb36SMarcel Moolenaar case EM_860: return "EM_860"; 2695f85bb36SMarcel Moolenaar case EM_MIPS: return "EM_MIPS"; 27057668ad8SMarcel Moolenaar case EM_PPC: return "EM_PPC"; 271fee11555SJustin Hibbits case EM_PPC64: return "EM_PPC64"; 27257668ad8SMarcel Moolenaar case EM_ARM: return "EM_ARM"; 27357668ad8SMarcel Moolenaar case EM_ALPHA: return "EM_ALPHA (legacy)"; 27457668ad8SMarcel Moolenaar case EM_SPARCV9:return "EM_SPARCV9"; 2755f85bb36SMarcel Moolenaar case EM_IA_64: return "EM_IA_64"; 27657668ad8SMarcel Moolenaar case EM_X86_64: return "EM_X86_64"; 2772d538f8cSEd Maste case EM_AARCH64:return "EM_AARCH64"; 278119b7592SEd Maste case EM_RISCV: return "EM_RISCV"; 2795f85bb36SMarcel Moolenaar } 28057668ad8SMarcel Moolenaar snprintf(machdesc, sizeof(machdesc), 28157668ad8SMarcel Moolenaar "(unknown machine) -- type 0x%x", mach); 28257668ad8SMarcel Moolenaar return (machdesc); 28381f8caf7SJens Schweikhardt } 2848fe960a1SDavid E. O'Brien 285bf70beceSEd Schouten static const char *e_types[] = { 2868fe960a1SDavid E. O'Brien "ET_NONE", "ET_REL", "ET_EXEC", "ET_DYN", "ET_CORE" 2878fe960a1SDavid E. O'Brien }; 2888fe960a1SDavid E. O'Brien 289bf70beceSEd Schouten static const char *ei_versions[] = { 2908fe960a1SDavid E. O'Brien "EV_NONE", "EV_CURRENT" 2918fe960a1SDavid E. O'Brien }; 2928fe960a1SDavid E. O'Brien 293bf70beceSEd Schouten static const char *ei_classes[] = { 2948fe960a1SDavid E. O'Brien "ELFCLASSNONE", "ELFCLASS32", "ELFCLASS64" 2958fe960a1SDavid E. O'Brien }; 2968fe960a1SDavid E. O'Brien 297bf70beceSEd Schouten static const char *ei_data[] = { 2988fe960a1SDavid E. O'Brien "ELFDATANONE", "ELFDATA2LSB", "ELFDATA2MSB" 2998fe960a1SDavid E. O'Brien }; 3008fe960a1SDavid E. O'Brien 301bf70beceSEd Schouten static const char *ei_abis[256] = { 302453b09caSEd Maste "ELFOSABI_NONE", "ELFOSABI_HPUX", "ELFOSABI_NETBSD", "ELFOSABI_LINUX", 303ead61635SMarcel Moolenaar "ELFOSABI_HURD", "ELFOSABI_86OPEN", "ELFOSABI_SOLARIS", "ELFOSABI_AIX", 304ead61635SMarcel Moolenaar "ELFOSABI_IRIX", "ELFOSABI_FREEBSD", "ELFOSABI_TRU64", 305ead61635SMarcel Moolenaar "ELFOSABI_MODESTO", "ELFOSABI_OPENBSD", 306ead61635SMarcel Moolenaar [255] = "ELFOSABI_STANDALONE" 3078fe960a1SDavid E. O'Brien }; 3088fe960a1SDavid E. O'Brien 309bf70beceSEd Schouten static const char *p_types[] = { 3108fe960a1SDavid E. O'Brien "PT_NULL", "PT_LOAD", "PT_DYNAMIC", "PT_INTERP", "PT_NOTE", 311d499047cSJake Burkholder "PT_SHLIB", "PT_PHDR", "PT_TLS" 3128fe960a1SDavid E. O'Brien }; 3138fe960a1SDavid E. O'Brien 314bf70beceSEd Schouten static const char *p_flags[] = { 3158fe960a1SDavid E. O'Brien "", "PF_X", "PF_W", "PF_X|PF_W", "PF_R", "PF_X|PF_R", "PF_W|PF_R", 3168fe960a1SDavid E. O'Brien "PF_X|PF_W|PF_R" 3178fe960a1SDavid E. O'Brien }; 3188fe960a1SDavid E. O'Brien 3199bc01124SDavid E. O'Brien /* http://www.sco.com/developers/gabi/latest/ch4.sheader.html#sh_type */ 32036210553SDavid E. O'Brien static const char * 321b3854059SEd Maste sh_types(uint64_t machine, uint64_t sht) { 322b3854059SEd Maste static char unknown_buf[64]; 323b3854059SEd Maste 324b3854059SEd Maste if (sht < 0x60000000) { 3259bc01124SDavid E. O'Brien switch (sht) { 326ee8e9ecaSEd Maste case SHT_NULL: return "SHT_NULL"; 327ee8e9ecaSEd Maste case SHT_PROGBITS: return "SHT_PROGBITS"; 328ee8e9ecaSEd Maste case SHT_SYMTAB: return "SHT_SYMTAB"; 329ee8e9ecaSEd Maste case SHT_STRTAB: return "SHT_STRTAB"; 330ee8e9ecaSEd Maste case SHT_RELA: return "SHT_RELA"; 331ee8e9ecaSEd Maste case SHT_HASH: return "SHT_HASH"; 332ee8e9ecaSEd Maste case SHT_DYNAMIC: return "SHT_DYNAMIC"; 333ee8e9ecaSEd Maste case SHT_NOTE: return "SHT_NOTE"; 334ee8e9ecaSEd Maste case SHT_NOBITS: return "SHT_NOBITS"; 335ee8e9ecaSEd Maste case SHT_REL: return "SHT_REL"; 336ee8e9ecaSEd Maste case SHT_SHLIB: return "SHT_SHLIB"; 337ee8e9ecaSEd Maste case SHT_DYNSYM: return "SHT_DYNSYM"; 338ee8e9ecaSEd Maste case SHT_INIT_ARRAY: return "SHT_INIT_ARRAY"; 339ee8e9ecaSEd Maste case SHT_FINI_ARRAY: return "SHT_FINI_ARRAY"; 340ee8e9ecaSEd Maste case SHT_PREINIT_ARRAY: return "SHT_PREINIT_ARRAY"; 341ee8e9ecaSEd Maste case SHT_GROUP: return "SHT_GROUP"; 342ee8e9ecaSEd Maste case SHT_SYMTAB_SHNDX: return "SHT_SYMTAB_SHNDX"; 343b3854059SEd Maste } 344b3854059SEd Maste snprintf(unknown_buf, sizeof(unknown_buf), 345b3854059SEd Maste "ERROR: SHT %ju NOT DEFINED", (uintmax_t)sht); 346b3854059SEd Maste return (unknown_buf); 347b3854059SEd Maste } else if (sht < 0x70000000) { 3483df3bb12SDavid E. O'Brien /* 0x60000000-0x6fffffff operating system-specific semantics */ 349b3854059SEd Maste switch (sht) { 3509bc01124SDavid E. O'Brien case 0x6ffffff0: return "XXX:VERSYM"; 351ee8e9ecaSEd Maste case SHT_SUNW_dof: return "SHT_SUNW_dof"; 352ee8e9ecaSEd Maste case SHT_GNU_HASH: return "SHT_GNU_HASH"; 3539bc01124SDavid E. O'Brien case 0x6ffffff7: return "SHT_GNU_LIBLIST"; 3549bc01124SDavid E. O'Brien case 0x6ffffffc: return "XXX:VERDEF"; 355ee8e9ecaSEd Maste case SHT_SUNW_verdef: return "SHT_SUNW(GNU)_verdef"; 356ee8e9ecaSEd Maste case SHT_SUNW_verneed: return "SHT_SUNW(GNU)_verneed"; 357ee8e9ecaSEd Maste case SHT_SUNW_versym: return "SHT_SUNW(GNU)_versym"; 358b3854059SEd Maste } 359b3854059SEd Maste snprintf(unknown_buf, sizeof(unknown_buf), 360b3854059SEd Maste "ERROR: OS-SPECIFIC SHT 0x%jx NOT DEFINED", 361b3854059SEd Maste (uintmax_t)sht); 362b3854059SEd Maste return (unknown_buf); 363b3854059SEd Maste } else if (sht < 0x80000000) { 3643df3bb12SDavid E. O'Brien /* 0x70000000-0x7fffffff processor-specific semantics */ 365b3854059SEd Maste switch (machine) { 3668edba452SAndreas Tobler case EM_ARM: 3678edba452SAndreas Tobler switch (sht) { 368ee8e9ecaSEd Maste case SHT_ARM_EXIDX: return "SHT_ARM_EXIDX"; 369ee8e9ecaSEd Maste case SHT_ARM_PREEMPTMAP:return "SHT_ARM_PREEMPTMAP"; 370ee8e9ecaSEd Maste case SHT_ARM_ATTRIBUTES:return "SHT_ARM_ATTRIBUTES"; 371ee8e9ecaSEd Maste case SHT_ARM_DEBUGOVERLAY: 372ee8e9ecaSEd Maste return "SHT_ARM_DEBUGOVERLAY"; 373ee8e9ecaSEd Maste case SHT_ARM_OVERLAYSECTION: 374ee8e9ecaSEd Maste return "SHT_ARM_OVERLAYSECTION"; 375b3854059SEd Maste } 376b3854059SEd Maste break; 377b3854059SEd Maste case EM_IA_64: 378b3854059SEd Maste switch (sht) { 3795f85bb36SMarcel Moolenaar case 0x70000000: return "SHT_IA_64_EXT"; 3805f85bb36SMarcel Moolenaar case 0x70000001: return "SHT_IA_64_UNWIND"; 381b3854059SEd Maste } 382b3854059SEd Maste break; 383ee8e9ecaSEd Maste case EM_MIPS: 384ee8e9ecaSEd Maste switch (sht) { 385050747f2SEd Maste case SHT_MIPS_REGINFO: return "SHT_MIPS_REGINFO"; 386ee8e9ecaSEd Maste case SHT_MIPS_OPTIONS: return "SHT_MIPS_OPTIONS"; 3874db90148SEd Maste case SHT_MIPS_ABIFLAGS: return "SHT_MIPS_ABIFLAGS"; 388ee8e9ecaSEd Maste } 389ee8e9ecaSEd Maste break; 390b3854059SEd Maste } 391b3854059SEd Maste switch (sht) { 3929bc01124SDavid E. O'Brien case 0x7ffffffd: return "XXX:AUXILIARY"; 3939bc01124SDavid E. O'Brien case 0x7fffffff: return "XXX:FILTER"; 394b3854059SEd Maste } 395b3854059SEd Maste snprintf(unknown_buf, sizeof(unknown_buf), 396b3854059SEd Maste "ERROR: PROCESSOR-SPECIFIC SHT 0x%jx NOT DEFINED", 397b3854059SEd Maste (uintmax_t)sht); 398b3854059SEd Maste return (unknown_buf); 399b3854059SEd Maste } else { 4003df3bb12SDavid E. O'Brien /* 0x80000000-0xffffffff application programs */ 401b3854059SEd Maste snprintf(unknown_buf, sizeof(unknown_buf), 402b3854059SEd Maste "ERROR: SHT 0x%jx NOT DEFINED", 403b3854059SEd Maste (uintmax_t)sht); 404b3854059SEd Maste return (unknown_buf); 4059bc01124SDavid E. O'Brien } 406dcae6166SJens Schweikhardt } 4078fe960a1SDavid E. O'Brien 408bf70beceSEd Schouten static const char *sh_flags[] = { 4098fe960a1SDavid E. O'Brien "", "SHF_WRITE", "SHF_ALLOC", "SHF_WRITE|SHF_ALLOC", "SHF_EXECINSTR", 4108fe960a1SDavid E. O'Brien "SHF_WRITE|SHF_EXECINSTR", "SHF_ALLOC|SHF_EXECINSTR", 4118fe960a1SDavid E. O'Brien "SHF_WRITE|SHF_ALLOC|SHF_EXECINSTR" 4128fe960a1SDavid E. O'Brien }; 4138fe960a1SDavid E. O'Brien 4143a4b59a2SEd Maste static const char * 4153a4b59a2SEd Maste st_type(unsigned int mach, unsigned int type) 4163a4b59a2SEd Maste { 4173a4b59a2SEd Maste static char s_type[32]; 4183a4b59a2SEd Maste 4193a4b59a2SEd Maste switch (type) { 4203a4b59a2SEd Maste case STT_NOTYPE: return "STT_NOTYPE"; 4213a4b59a2SEd Maste case STT_OBJECT: return "STT_OBJECT"; 4223a4b59a2SEd Maste case STT_FUNC: return "STT_FUNC"; 4233a4b59a2SEd Maste case STT_SECTION: return "STT_SECTION"; 4243a4b59a2SEd Maste case STT_FILE: return "STT_FILE"; 4253a4b59a2SEd Maste case STT_COMMON: return "STT_COMMON"; 4263a4b59a2SEd Maste case STT_TLS: return "STT_TLS"; 4273a4b59a2SEd Maste case 13: 4283a4b59a2SEd Maste if (mach == EM_SPARCV9) 4293a4b59a2SEd Maste return "STT_SPARC_REGISTER"; 4303a4b59a2SEd Maste break; 4313a4b59a2SEd Maste } 4323a4b59a2SEd Maste snprintf(s_type, sizeof(s_type), "<unknown: %#x>", type); 4333a4b59a2SEd Maste return (s_type); 4343a4b59a2SEd Maste } 4358fe960a1SDavid E. O'Brien 436bf70beceSEd Schouten static const char *st_bindings[] = { 4378fe960a1SDavid E. O'Brien "STB_LOCAL", "STB_GLOBAL", "STB_WEAK" 4388fe960a1SDavid E. O'Brien }; 4398fe960a1SDavid E. O'Brien 440bf70beceSEd Schouten static char *dynstr; 441bf70beceSEd Schouten static char *shstrtab; 442bf70beceSEd Schouten static char *strtab; 443bf70beceSEd Schouten static FILE *out; 4448fe960a1SDavid E. O'Brien 445bf70beceSEd Schouten static u_int64_t elf_get_byte(Elf32_Ehdr *e, void *base, elf_member_t member); 446bf70beceSEd Schouten static u_int64_t elf_get_quarter(Elf32_Ehdr *e, void *base, 447bf70beceSEd Schouten elf_member_t member); 448bf70beceSEd Schouten #if 0 449bf70beceSEd Schouten static u_int64_t elf_get_half(Elf32_Ehdr *e, void *base, elf_member_t member); 450bf70beceSEd Schouten #endif 451bf70beceSEd Schouten static u_int64_t elf_get_word(Elf32_Ehdr *e, void *base, elf_member_t member); 452bf70beceSEd Schouten static u_int64_t elf_get_quad(Elf32_Ehdr *e, void *base, elf_member_t member); 4538fe960a1SDavid E. O'Brien 45497a9b0b1SEd Maste static void elf_print_ehdr(Elf32_Ehdr *e, void *sh); 455bf70beceSEd Schouten static void elf_print_phdr(Elf32_Ehdr *e, void *p); 456bf70beceSEd Schouten static void elf_print_shdr(Elf32_Ehdr *e, void *sh); 457bf70beceSEd Schouten static void elf_print_symtab(Elf32_Ehdr *e, void *sh, char *str); 458bf70beceSEd Schouten static void elf_print_dynamic(Elf32_Ehdr *e, void *sh); 459bf70beceSEd Schouten static void elf_print_rel(Elf32_Ehdr *e, void *r); 460bf70beceSEd Schouten static void elf_print_rela(Elf32_Ehdr *e, void *ra); 461bf70beceSEd Schouten static void elf_print_interp(Elf32_Ehdr *e, void *p); 462bf70beceSEd Schouten static void elf_print_got(Elf32_Ehdr *e, void *sh); 463bf70beceSEd Schouten static void elf_print_hash(Elf32_Ehdr *e, void *sh); 464bf70beceSEd Schouten static void elf_print_note(Elf32_Ehdr *e, void *sh); 4658fe960a1SDavid E. O'Brien 466bf70beceSEd Schouten static void usage(void); 4678fe960a1SDavid E. O'Brien 46897a9b0b1SEd Maste /* 46997a9b0b1SEd Maste * Helpers for ELF files with shnum or shstrndx values that don't fit in the 47097a9b0b1SEd Maste * ELF header. If the values are too large then an escape value is used to 47197a9b0b1SEd Maste * indicate that the actual value is found in one of section 0's fields. 47297a9b0b1SEd Maste */ 47397a9b0b1SEd Maste static uint64_t 47497a9b0b1SEd Maste elf_get_shnum(Elf32_Ehdr *e, void *sh) 47597a9b0b1SEd Maste { 47697a9b0b1SEd Maste uint64_t shnum; 47797a9b0b1SEd Maste 47897a9b0b1SEd Maste shnum = elf_get_quarter(e, e, E_SHNUM); 47997a9b0b1SEd Maste if (shnum == 0) 48097a9b0b1SEd Maste shnum = elf_get_word(e, (char *)sh, SH_SIZE); 48197a9b0b1SEd Maste return shnum; 48297a9b0b1SEd Maste } 48397a9b0b1SEd Maste 48497a9b0b1SEd Maste static uint64_t 48597a9b0b1SEd Maste elf_get_shstrndx(Elf32_Ehdr *e, void *sh) 48697a9b0b1SEd Maste { 48797a9b0b1SEd Maste uint64_t shstrndx; 48897a9b0b1SEd Maste 48997a9b0b1SEd Maste shstrndx = elf_get_quarter(e, e, E_SHSTRNDX); 49097a9b0b1SEd Maste if (shstrndx == SHN_XINDEX) 49197a9b0b1SEd Maste shstrndx = elf_get_word(e, (char *)sh, SH_LINK); 49297a9b0b1SEd Maste return shstrndx; 49397a9b0b1SEd Maste } 49497a9b0b1SEd Maste 4958fe960a1SDavid E. O'Brien int 4968fe960a1SDavid E. O'Brien main(int ac, char **av) 4978fe960a1SDavid E. O'Brien { 4989efc7e72SChristian Brueffer cap_rights_t rights; 4998fe960a1SDavid E. O'Brien u_int64_t phoff; 5008fe960a1SDavid E. O'Brien u_int64_t shoff; 5018fe960a1SDavid E. O'Brien u_int64_t phentsize; 5028fe960a1SDavid E. O'Brien u_int64_t phnum; 5038fe960a1SDavid E. O'Brien u_int64_t shentsize; 5048fe960a1SDavid E. O'Brien u_int64_t shnum; 5058fe960a1SDavid E. O'Brien u_int64_t shstrndx; 5068fe960a1SDavid E. O'Brien u_int64_t offset; 5078fe960a1SDavid E. O'Brien u_int64_t name; 5088fe960a1SDavid E. O'Brien u_int64_t type; 5098fe960a1SDavid E. O'Brien struct stat sb; 5108fe960a1SDavid E. O'Brien u_int flags; 5110529c56bSDavid E. O'Brien Elf32_Ehdr *e; 5128fe960a1SDavid E. O'Brien void *p; 5138fe960a1SDavid E. O'Brien void *sh; 5148fe960a1SDavid E. O'Brien void *v; 5158fe960a1SDavid E. O'Brien int fd; 5168fe960a1SDavid E. O'Brien int ch; 5178fe960a1SDavid E. O'Brien int i; 5188fe960a1SDavid E. O'Brien 5198fe960a1SDavid E. O'Brien out = stdout; 5208fe960a1SDavid E. O'Brien flags = 0; 5218fe960a1SDavid E. O'Brien while ((ch = getopt(ac, av, "acdeiGhnprsw:")) != -1) 5228fe960a1SDavid E. O'Brien switch (ch) { 5238fe960a1SDavid E. O'Brien case 'a': 5248fe960a1SDavid E. O'Brien flags = ED_ALL; 5258fe960a1SDavid E. O'Brien break; 5268fe960a1SDavid E. O'Brien case 'c': 5278fe960a1SDavid E. O'Brien flags |= ED_SHDR; 5288fe960a1SDavid E. O'Brien break; 5298fe960a1SDavid E. O'Brien case 'd': 5308fe960a1SDavid E. O'Brien flags |= ED_DYN; 5318fe960a1SDavid E. O'Brien break; 5328fe960a1SDavid E. O'Brien case 'e': 5338fe960a1SDavid E. O'Brien flags |= ED_EHDR; 5348fe960a1SDavid E. O'Brien break; 5358fe960a1SDavid E. O'Brien case 'i': 5368fe960a1SDavid E. O'Brien flags |= ED_INTERP; 5378fe960a1SDavid E. O'Brien break; 5388fe960a1SDavid E. O'Brien case 'G': 5398fe960a1SDavid E. O'Brien flags |= ED_GOT; 5408fe960a1SDavid E. O'Brien break; 5418fe960a1SDavid E. O'Brien case 'h': 5428fe960a1SDavid E. O'Brien flags |= ED_HASH; 5438fe960a1SDavid E. O'Brien break; 5448fe960a1SDavid E. O'Brien case 'n': 5458fe960a1SDavid E. O'Brien flags |= ED_NOTE; 5468fe960a1SDavid E. O'Brien break; 5478fe960a1SDavid E. O'Brien case 'p': 5488fe960a1SDavid E. O'Brien flags |= ED_PHDR; 5498fe960a1SDavid E. O'Brien break; 5508fe960a1SDavid E. O'Brien case 'r': 5518fe960a1SDavid E. O'Brien flags |= ED_REL; 5528fe960a1SDavid E. O'Brien break; 5538fe960a1SDavid E. O'Brien case 's': 5548fe960a1SDavid E. O'Brien flags |= ED_SYMTAB; 5558fe960a1SDavid E. O'Brien break; 5568fe960a1SDavid E. O'Brien case 'w': 5578fe960a1SDavid E. O'Brien if ((out = fopen(optarg, "w")) == NULL) 5588fe960a1SDavid E. O'Brien err(1, "%s", optarg); 5599efc7e72SChristian Brueffer cap_rights_init(&rights, CAP_FSTAT, CAP_WRITE); 560*377421dfSMariusz Zaborski if (caph_rights_limit(fileno(out), &rights) < 0) 5619efc7e72SChristian Brueffer err(1, "unable to limit rights for %s", optarg); 5628fe960a1SDavid E. O'Brien break; 5638fe960a1SDavid E. O'Brien case '?': 5648fe960a1SDavid E. O'Brien default: 5658fe960a1SDavid E. O'Brien usage(); 5668fe960a1SDavid E. O'Brien } 5678fe960a1SDavid E. O'Brien ac -= optind; 5688fe960a1SDavid E. O'Brien av += optind; 5698fe960a1SDavid E. O'Brien if (ac == 0 || flags == 0) 5708fe960a1SDavid E. O'Brien usage(); 5718fe960a1SDavid E. O'Brien if ((fd = open(*av, O_RDONLY)) < 0 || 5728fe960a1SDavid E. O'Brien fstat(fd, &sb) < 0) 57373e57b80SRuslan Ermilov err(1, "%s", *av); 5749efc7e72SChristian Brueffer cap_rights_init(&rights, CAP_MMAP_R); 575*377421dfSMariusz Zaborski if (caph_rights_limit(fd, &rights) < 0) 5769efc7e72SChristian Brueffer err(1, "unable to limit rights for %s", *av); 577a4e3fc54SMariusz Zaborski cap_rights_init(&rights); 578*377421dfSMariusz Zaborski if (caph_rights_limit(STDIN_FILENO, &rights) < 0 || 579a4e3fc54SMariusz Zaborski caph_limit_stdout() < 0 || caph_limit_stderr() < 0) { 580a4e3fc54SMariusz Zaborski err(1, "unable to limit rights for stdio"); 581a4e3fc54SMariusz Zaborski } 5827672a014SMariusz Zaborski if (caph_enter() < 0) 5839efc7e72SChristian Brueffer err(1, "unable to enter capability mode"); 5848fe960a1SDavid E. O'Brien e = mmap(NULL, sb.st_size, PROT_READ, MAP_SHARED, fd, 0); 5858fe960a1SDavid E. O'Brien if (e == MAP_FAILED) 5868fe960a1SDavid E. O'Brien err(1, NULL); 5878fe960a1SDavid E. O'Brien if (!IS_ELF(*(Elf32_Ehdr *)e)) 5888fe960a1SDavid E. O'Brien errx(1, "not an elf file"); 5898fe960a1SDavid E. O'Brien phoff = elf_get_off(e, e, E_PHOFF); 5908fe960a1SDavid E. O'Brien shoff = elf_get_off(e, e, E_SHOFF); 5918fe960a1SDavid E. O'Brien phentsize = elf_get_quarter(e, e, E_PHENTSIZE); 5928fe960a1SDavid E. O'Brien phnum = elf_get_quarter(e, e, E_PHNUM); 5938fe960a1SDavid E. O'Brien shentsize = elf_get_quarter(e, e, E_SHENTSIZE); 59436210553SDavid E. O'Brien p = (char *)e + phoff; 595a589e596SMarcel Moolenaar if (shoff > 0) { 59636210553SDavid E. O'Brien sh = (char *)e + shoff; 59797a9b0b1SEd Maste shnum = elf_get_shnum(e, sh); 59897a9b0b1SEd Maste shstrndx = elf_get_shstrndx(e, sh); 599a589e596SMarcel Moolenaar offset = elf_get_off(e, (char *)sh + shstrndx * shentsize, 600a589e596SMarcel Moolenaar SH_OFFSET); 6010529c56bSDavid E. O'Brien shstrtab = (char *)e + offset; 602a589e596SMarcel Moolenaar } else { 603a589e596SMarcel Moolenaar sh = NULL; 604a589e596SMarcel Moolenaar shnum = 0; 605a589e596SMarcel Moolenaar shstrndx = 0; 606a589e596SMarcel Moolenaar shstrtab = NULL; 607a589e596SMarcel Moolenaar } 60836210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < shnum; i++) { 60936210553SDavid E. O'Brien name = elf_get_word(e, (char *)sh + i * shentsize, SH_NAME); 61036210553SDavid E. O'Brien offset = elf_get_off(e, (char *)sh + i * shentsize, SH_OFFSET); 6118fe960a1SDavid E. O'Brien if (strcmp(shstrtab + name, ".strtab") == 0) 6120529c56bSDavid E. O'Brien strtab = (char *)e + offset; 6138fe960a1SDavid E. O'Brien if (strcmp(shstrtab + name, ".dynstr") == 0) 6140529c56bSDavid E. O'Brien dynstr = (char *)e + offset; 6158fe960a1SDavid E. O'Brien } 6168fe960a1SDavid E. O'Brien if (flags & ED_EHDR) 61797a9b0b1SEd Maste elf_print_ehdr(e, sh); 6188fe960a1SDavid E. O'Brien if (flags & ED_PHDR) 6198fe960a1SDavid E. O'Brien elf_print_phdr(e, p); 6208fe960a1SDavid E. O'Brien if (flags & ED_SHDR) 6218fe960a1SDavid E. O'Brien elf_print_shdr(e, sh); 62236210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < phnum; i++) { 62336210553SDavid E. O'Brien v = (char *)p + i * phentsize; 6248fe960a1SDavid E. O'Brien type = elf_get_word(e, v, P_TYPE); 6258fe960a1SDavid E. O'Brien switch (type) { 6268fe960a1SDavid E. O'Brien case PT_INTERP: 6278fe960a1SDavid E. O'Brien if (flags & ED_INTERP) 6288fe960a1SDavid E. O'Brien elf_print_interp(e, v); 6298fe960a1SDavid E. O'Brien break; 6308fe960a1SDavid E. O'Brien case PT_NULL: 6318fe960a1SDavid E. O'Brien case PT_LOAD: 6328fe960a1SDavid E. O'Brien case PT_DYNAMIC: 6338fe960a1SDavid E. O'Brien case PT_NOTE: 6348fe960a1SDavid E. O'Brien case PT_SHLIB: 6358fe960a1SDavid E. O'Brien case PT_PHDR: 6368fe960a1SDavid E. O'Brien break; 6378fe960a1SDavid E. O'Brien } 6388fe960a1SDavid E. O'Brien } 63936210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < shnum; i++) { 64036210553SDavid E. O'Brien v = (char *)sh + i * shentsize; 6418fe960a1SDavid E. O'Brien type = elf_get_word(e, v, SH_TYPE); 6428fe960a1SDavid E. O'Brien switch (type) { 6438fe960a1SDavid E. O'Brien case SHT_SYMTAB: 6448fe960a1SDavid E. O'Brien if (flags & ED_SYMTAB) 6458fe960a1SDavid E. O'Brien elf_print_symtab(e, v, strtab); 6468fe960a1SDavid E. O'Brien break; 6478fe960a1SDavid E. O'Brien case SHT_DYNAMIC: 6488fe960a1SDavid E. O'Brien if (flags & ED_DYN) 6498fe960a1SDavid E. O'Brien elf_print_dynamic(e, v); 6508fe960a1SDavid E. O'Brien break; 6518fe960a1SDavid E. O'Brien case SHT_RELA: 6528fe960a1SDavid E. O'Brien if (flags & ED_REL) 6538fe960a1SDavid E. O'Brien elf_print_rela(e, v); 6548fe960a1SDavid E. O'Brien break; 6558fe960a1SDavid E. O'Brien case SHT_REL: 6568fe960a1SDavid E. O'Brien if (flags & ED_REL) 6578fe960a1SDavid E. O'Brien elf_print_rel(e, v); 6588fe960a1SDavid E. O'Brien break; 6598fe960a1SDavid E. O'Brien case SHT_NOTE: 6608fe960a1SDavid E. O'Brien name = elf_get_word(e, v, SH_NAME); 6618fe960a1SDavid E. O'Brien if (flags & ED_NOTE && 662f37e7f52SEd Maste strcmp(shstrtab + name, ".note.tag") == 0) 6638fe960a1SDavid E. O'Brien elf_print_note(e, v); 6648fe960a1SDavid E. O'Brien break; 6658fe960a1SDavid E. O'Brien case SHT_DYNSYM: 6668fe960a1SDavid E. O'Brien if (flags & ED_SYMTAB) 6678fe960a1SDavid E. O'Brien elf_print_symtab(e, v, dynstr); 6688fe960a1SDavid E. O'Brien break; 6698fe960a1SDavid E. O'Brien case SHT_PROGBITS: 6708fe960a1SDavid E. O'Brien name = elf_get_word(e, v, SH_NAME); 6718fe960a1SDavid E. O'Brien if (flags & ED_GOT && 6728fe960a1SDavid E. O'Brien strcmp(shstrtab + name, ".got") == 0) 6738fe960a1SDavid E. O'Brien elf_print_got(e, v); 6748fe960a1SDavid E. O'Brien break; 6758fe960a1SDavid E. O'Brien case SHT_HASH: 6768fe960a1SDavid E. O'Brien if (flags & ED_HASH) 6778fe960a1SDavid E. O'Brien elf_print_hash(e, v); 6788fe960a1SDavid E. O'Brien break; 6798fe960a1SDavid E. O'Brien case SHT_NULL: 6808fe960a1SDavid E. O'Brien case SHT_STRTAB: 6818fe960a1SDavid E. O'Brien case SHT_NOBITS: 6828fe960a1SDavid E. O'Brien case SHT_SHLIB: 6838fe960a1SDavid E. O'Brien break; 6848fe960a1SDavid E. O'Brien } 6858fe960a1SDavid E. O'Brien } 6868fe960a1SDavid E. O'Brien 6878fe960a1SDavid E. O'Brien return 0; 6888fe960a1SDavid E. O'Brien } 6898fe960a1SDavid E. O'Brien 690bf70beceSEd Schouten static void 69197a9b0b1SEd Maste elf_print_ehdr(Elf32_Ehdr *e, void *sh) 6928fe960a1SDavid E. O'Brien { 6938fe960a1SDavid E. O'Brien u_int64_t class; 6948fe960a1SDavid E. O'Brien u_int64_t data; 6958fe960a1SDavid E. O'Brien u_int64_t osabi; 6968fe960a1SDavid E. O'Brien u_int64_t type; 6978fe960a1SDavid E. O'Brien u_int64_t machine; 6988fe960a1SDavid E. O'Brien u_int64_t version; 6998fe960a1SDavid E. O'Brien u_int64_t entry; 7008fe960a1SDavid E. O'Brien u_int64_t phoff; 7018fe960a1SDavid E. O'Brien u_int64_t shoff; 7028fe960a1SDavid E. O'Brien u_int64_t flags; 7038fe960a1SDavid E. O'Brien u_int64_t ehsize; 7048fe960a1SDavid E. O'Brien u_int64_t phentsize; 7058fe960a1SDavid E. O'Brien u_int64_t phnum; 7068fe960a1SDavid E. O'Brien u_int64_t shentsize; 7078fe960a1SDavid E. O'Brien u_int64_t shnum; 7088fe960a1SDavid E. O'Brien u_int64_t shstrndx; 7098fe960a1SDavid E. O'Brien 7108fe960a1SDavid E. O'Brien class = elf_get_byte(e, e, E_CLASS); 7118fe960a1SDavid E. O'Brien data = elf_get_byte(e, e, E_DATA); 7128fe960a1SDavid E. O'Brien osabi = elf_get_byte(e, e, E_OSABI); 7138fe960a1SDavid E. O'Brien type = elf_get_quarter(e, e, E_TYPE); 7148fe960a1SDavid E. O'Brien machine = elf_get_quarter(e, e, E_MACHINE); 7158fe960a1SDavid E. O'Brien version = elf_get_word(e, e, E_VERSION); 7168fe960a1SDavid E. O'Brien entry = elf_get_addr(e, e, E_ENTRY); 7178fe960a1SDavid E. O'Brien phoff = elf_get_off(e, e, E_PHOFF); 7188fe960a1SDavid E. O'Brien shoff = elf_get_off(e, e, E_SHOFF); 7198fe960a1SDavid E. O'Brien flags = elf_get_word(e, e, E_FLAGS); 7208fe960a1SDavid E. O'Brien ehsize = elf_get_quarter(e, e, E_EHSIZE); 7218fe960a1SDavid E. O'Brien phentsize = elf_get_quarter(e, e, E_PHENTSIZE); 7228fe960a1SDavid E. O'Brien phnum = elf_get_quarter(e, e, E_PHNUM); 7238fe960a1SDavid E. O'Brien shentsize = elf_get_quarter(e, e, E_SHENTSIZE); 7248fe960a1SDavid E. O'Brien fprintf(out, "\nelf header:\n"); 7258fe960a1SDavid E. O'Brien fprintf(out, "\n"); 7268fe960a1SDavid E. O'Brien fprintf(out, "\te_ident: %s %s %s\n", ei_classes[class], ei_data[data], 7278fe960a1SDavid E. O'Brien ei_abis[osabi]); 7288fe960a1SDavid E. O'Brien fprintf(out, "\te_type: %s\n", e_types[type]); 7295f85bb36SMarcel Moolenaar fprintf(out, "\te_machine: %s\n", e_machines(machine)); 7308fe960a1SDavid E. O'Brien fprintf(out, "\te_version: %s\n", ei_versions[version]); 73175ca4dcfSDavid E. O'Brien fprintf(out, "\te_entry: %#jx\n", (intmax_t)entry); 73275ca4dcfSDavid E. O'Brien fprintf(out, "\te_phoff: %jd\n", (intmax_t)phoff); 73375ca4dcfSDavid E. O'Brien fprintf(out, "\te_shoff: %jd\n", (intmax_t)shoff); 73475ca4dcfSDavid E. O'Brien fprintf(out, "\te_flags: %jd\n", (intmax_t)flags); 73575ca4dcfSDavid E. O'Brien fprintf(out, "\te_ehsize: %jd\n", (intmax_t)ehsize); 73675ca4dcfSDavid E. O'Brien fprintf(out, "\te_phentsize: %jd\n", (intmax_t)phentsize); 73775ca4dcfSDavid E. O'Brien fprintf(out, "\te_phnum: %jd\n", (intmax_t)phnum); 73875ca4dcfSDavid E. O'Brien fprintf(out, "\te_shentsize: %jd\n", (intmax_t)shentsize); 739a589e596SMarcel Moolenaar if (sh != NULL) { 740a589e596SMarcel Moolenaar shnum = elf_get_shnum(e, sh); 741a589e596SMarcel Moolenaar shstrndx = elf_get_shstrndx(e, sh); 74275ca4dcfSDavid E. O'Brien fprintf(out, "\te_shnum: %jd\n", (intmax_t)shnum); 74375ca4dcfSDavid E. O'Brien fprintf(out, "\te_shstrndx: %jd\n", (intmax_t)shstrndx); 7448fe960a1SDavid E. O'Brien } 745a589e596SMarcel Moolenaar } 7468fe960a1SDavid E. O'Brien 747bf70beceSEd Schouten static void 7480529c56bSDavid E. O'Brien elf_print_phdr(Elf32_Ehdr *e, void *p) 7498fe960a1SDavid E. O'Brien { 7508fe960a1SDavid E. O'Brien u_int64_t phentsize; 7518fe960a1SDavid E. O'Brien u_int64_t phnum; 7528fe960a1SDavid E. O'Brien u_int64_t type; 7538fe960a1SDavid E. O'Brien u_int64_t offset; 7548fe960a1SDavid E. O'Brien u_int64_t vaddr; 7558fe960a1SDavid E. O'Brien u_int64_t paddr; 7568fe960a1SDavid E. O'Brien u_int64_t filesz; 7578fe960a1SDavid E. O'Brien u_int64_t memsz; 7588fe960a1SDavid E. O'Brien u_int64_t flags; 7598fe960a1SDavid E. O'Brien u_int64_t align; 7608fe960a1SDavid E. O'Brien void *v; 7618fe960a1SDavid E. O'Brien int i; 7628fe960a1SDavid E. O'Brien 7638fe960a1SDavid E. O'Brien phentsize = elf_get_quarter(e, e, E_PHENTSIZE); 7648fe960a1SDavid E. O'Brien phnum = elf_get_quarter(e, e, E_PHNUM); 7658fe960a1SDavid E. O'Brien fprintf(out, "\nprogram header:\n"); 76636210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < phnum; i++) { 76736210553SDavid E. O'Brien v = (char *)p + i * phentsize; 7688fe960a1SDavid E. O'Brien type = elf_get_word(e, v, P_TYPE); 7698fe960a1SDavid E. O'Brien offset = elf_get_off(e, v, P_OFFSET); 7708fe960a1SDavid E. O'Brien vaddr = elf_get_addr(e, v, P_VADDR); 7718fe960a1SDavid E. O'Brien paddr = elf_get_addr(e, v, P_PADDR); 7728fe960a1SDavid E. O'Brien filesz = elf_get_size(e, v, P_FILESZ); 7738fe960a1SDavid E. O'Brien memsz = elf_get_size(e, v, P_MEMSZ); 7748fe960a1SDavid E. O'Brien flags = elf_get_word(e, v, P_FLAGS); 7758fe960a1SDavid E. O'Brien align = elf_get_size(e, v, P_ALIGN); 7768fe960a1SDavid E. O'Brien fprintf(out, "\n"); 7778fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 7788fe960a1SDavid E. O'Brien fprintf(out, "\tp_type: %s\n", p_types[type & 0x7]); 77975ca4dcfSDavid E. O'Brien fprintf(out, "\tp_offset: %jd\n", (intmax_t)offset); 78075ca4dcfSDavid E. O'Brien fprintf(out, "\tp_vaddr: %#jx\n", (intmax_t)vaddr); 78175ca4dcfSDavid E. O'Brien fprintf(out, "\tp_paddr: %#jx\n", (intmax_t)paddr); 78275ca4dcfSDavid E. O'Brien fprintf(out, "\tp_filesz: %jd\n", (intmax_t)filesz); 78375ca4dcfSDavid E. O'Brien fprintf(out, "\tp_memsz: %jd\n", (intmax_t)memsz); 7848fe960a1SDavid E. O'Brien fprintf(out, "\tp_flags: %s\n", p_flags[flags]); 78575ca4dcfSDavid E. O'Brien fprintf(out, "\tp_align: %jd\n", (intmax_t)align); 7868fe960a1SDavid E. O'Brien } 7878fe960a1SDavid E. O'Brien } 7888fe960a1SDavid E. O'Brien 789bf70beceSEd Schouten static void 7900529c56bSDavid E. O'Brien elf_print_shdr(Elf32_Ehdr *e, void *sh) 7918fe960a1SDavid E. O'Brien { 7928fe960a1SDavid E. O'Brien u_int64_t shentsize; 7938fe960a1SDavid E. O'Brien u_int64_t shnum; 7948fe960a1SDavid E. O'Brien u_int64_t name; 7958fe960a1SDavid E. O'Brien u_int64_t type; 7968fe960a1SDavid E. O'Brien u_int64_t flags; 7978fe960a1SDavid E. O'Brien u_int64_t addr; 7988fe960a1SDavid E. O'Brien u_int64_t offset; 7998fe960a1SDavid E. O'Brien u_int64_t size; 80036210553SDavid E. O'Brien u_int64_t shlink; 8018fe960a1SDavid E. O'Brien u_int64_t info; 8028fe960a1SDavid E. O'Brien u_int64_t addralign; 8038fe960a1SDavid E. O'Brien u_int64_t entsize; 804b3854059SEd Maste u_int64_t machine; 8058fe960a1SDavid E. O'Brien void *v; 8068fe960a1SDavid E. O'Brien int i; 8078fe960a1SDavid E. O'Brien 808a589e596SMarcel Moolenaar if (sh == NULL) { 809a589e596SMarcel Moolenaar fprintf(out, "\nNo section headers\n"); 810a589e596SMarcel Moolenaar return; 811a589e596SMarcel Moolenaar } 812a589e596SMarcel Moolenaar 813b3854059SEd Maste machine = elf_get_quarter(e, e, E_MACHINE); 8148fe960a1SDavid E. O'Brien shentsize = elf_get_quarter(e, e, E_SHENTSIZE); 81597a9b0b1SEd Maste shnum = elf_get_shnum(e, sh); 8168fe960a1SDavid E. O'Brien fprintf(out, "\nsection header:\n"); 81736210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < shnum; i++) { 81836210553SDavid E. O'Brien v = (char *)sh + i * shentsize; 8198fe960a1SDavid E. O'Brien name = elf_get_word(e, v, SH_NAME); 8208fe960a1SDavid E. O'Brien type = elf_get_word(e, v, SH_TYPE); 8218fe960a1SDavid E. O'Brien flags = elf_get_word(e, v, SH_FLAGS); 8228fe960a1SDavid E. O'Brien addr = elf_get_addr(e, v, SH_ADDR); 8238fe960a1SDavid E. O'Brien offset = elf_get_off(e, v, SH_OFFSET); 8248fe960a1SDavid E. O'Brien size = elf_get_size(e, v, SH_SIZE); 82536210553SDavid E. O'Brien shlink = elf_get_word(e, v, SH_LINK); 8268fe960a1SDavid E. O'Brien info = elf_get_word(e, v, SH_INFO); 8278fe960a1SDavid E. O'Brien addralign = elf_get_size(e, v, SH_ADDRALIGN); 8288fe960a1SDavid E. O'Brien entsize = elf_get_size(e, v, SH_ENTSIZE); 8298fe960a1SDavid E. O'Brien fprintf(out, "\n"); 8308fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 8318fe960a1SDavid E. O'Brien fprintf(out, "\tsh_name: %s\n", shstrtab + name); 832b3854059SEd Maste fprintf(out, "\tsh_type: %s\n", sh_types(machine, type)); 8338fe960a1SDavid E. O'Brien fprintf(out, "\tsh_flags: %s\n", sh_flags[flags & 0x7]); 83475ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_addr: %#jx\n", addr); 83575ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_offset: %jd\n", (intmax_t)offset); 83675ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_size: %jd\n", (intmax_t)size); 83775ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_link: %jd\n", (intmax_t)shlink); 83875ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_info: %jd\n", (intmax_t)info); 83975ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_addralign: %jd\n", (intmax_t)addralign); 84075ca4dcfSDavid E. O'Brien fprintf(out, "\tsh_entsize: %jd\n", (intmax_t)entsize); 8418fe960a1SDavid E. O'Brien } 8428fe960a1SDavid E. O'Brien } 8438fe960a1SDavid E. O'Brien 844bf70beceSEd Schouten static void 8450529c56bSDavid E. O'Brien elf_print_symtab(Elf32_Ehdr *e, void *sh, char *str) 8468fe960a1SDavid E. O'Brien { 8473a4b59a2SEd Maste u_int64_t machine; 8488fe960a1SDavid E. O'Brien u_int64_t offset; 8498fe960a1SDavid E. O'Brien u_int64_t entsize; 8508fe960a1SDavid E. O'Brien u_int64_t size; 8518fe960a1SDavid E. O'Brien u_int64_t name; 8528fe960a1SDavid E. O'Brien u_int64_t value; 8538fe960a1SDavid E. O'Brien u_int64_t info; 8548fe960a1SDavid E. O'Brien u_int64_t shndx; 8558fe960a1SDavid E. O'Brien void *st; 8568fe960a1SDavid E. O'Brien int len; 8578fe960a1SDavid E. O'Brien int i; 8588fe960a1SDavid E. O'Brien 8593a4b59a2SEd Maste machine = elf_get_quarter(e, e, E_MACHINE); 8608fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 8618fe960a1SDavid E. O'Brien entsize = elf_get_size(e, sh, SH_ENTSIZE); 8628fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 8638fe960a1SDavid E. O'Brien name = elf_get_word(e, sh, SH_NAME); 8648fe960a1SDavid E. O'Brien len = size / entsize; 8658fe960a1SDavid E. O'Brien fprintf(out, "\nsymbol table (%s):\n", shstrtab + name); 8668fe960a1SDavid E. O'Brien for (i = 0; i < len; i++) { 86736210553SDavid E. O'Brien st = (char *)e + offset + i * entsize; 8688fe960a1SDavid E. O'Brien name = elf_get_word(e, st, ST_NAME); 8698fe960a1SDavid E. O'Brien value = elf_get_addr(e, st, ST_VALUE); 8708fe960a1SDavid E. O'Brien size = elf_get_size(e, st, ST_SIZE); 8718fe960a1SDavid E. O'Brien info = elf_get_byte(e, st, ST_INFO); 8728fe960a1SDavid E. O'Brien shndx = elf_get_quarter(e, st, ST_SHNDX); 8738fe960a1SDavid E. O'Brien fprintf(out, "\n"); 8748fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 8758fe960a1SDavid E. O'Brien fprintf(out, "\tst_name: %s\n", str + name); 87675ca4dcfSDavid E. O'Brien fprintf(out, "\tst_value: %#jx\n", value); 87775ca4dcfSDavid E. O'Brien fprintf(out, "\tst_size: %jd\n", (intmax_t)size); 8788fe960a1SDavid E. O'Brien fprintf(out, "\tst_info: %s %s\n", 8793a4b59a2SEd Maste st_type(machine, ELF32_ST_TYPE(info)), 8808fe960a1SDavid E. O'Brien st_bindings[ELF32_ST_BIND(info)]); 88175ca4dcfSDavid E. O'Brien fprintf(out, "\tst_shndx: %jd\n", (intmax_t)shndx); 8828fe960a1SDavid E. O'Brien } 8838fe960a1SDavid E. O'Brien } 8848fe960a1SDavid E. O'Brien 885bf70beceSEd Schouten static void 8860529c56bSDavid E. O'Brien elf_print_dynamic(Elf32_Ehdr *e, void *sh) 8878fe960a1SDavid E. O'Brien { 8888fe960a1SDavid E. O'Brien u_int64_t offset; 8898fe960a1SDavid E. O'Brien u_int64_t entsize; 8908fe960a1SDavid E. O'Brien u_int64_t size; 8918fe960a1SDavid E. O'Brien int64_t tag; 8928fe960a1SDavid E. O'Brien u_int64_t ptr; 8938fe960a1SDavid E. O'Brien u_int64_t val; 8948fe960a1SDavid E. O'Brien void *d; 8958fe960a1SDavid E. O'Brien int i; 8968fe960a1SDavid E. O'Brien 8978fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 8988fe960a1SDavid E. O'Brien entsize = elf_get_size(e, sh, SH_ENTSIZE); 8998fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 9008fe960a1SDavid E. O'Brien fprintf(out, "\ndynamic:\n"); 90136210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < size / entsize; i++) { 90236210553SDavid E. O'Brien d = (char *)e + offset + i * entsize; 9038fe960a1SDavid E. O'Brien tag = elf_get_size(e, d, D_TAG); 9048fe960a1SDavid E. O'Brien ptr = elf_get_size(e, d, D_PTR); 9058fe960a1SDavid E. O'Brien val = elf_get_addr(e, d, D_VAL); 9068fe960a1SDavid E. O'Brien fprintf(out, "\n"); 9078fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 9083df3bb12SDavid E. O'Brien fprintf(out, "\td_tag: %s\n", d_tags(tag)); 9098fe960a1SDavid E. O'Brien switch (tag) { 9108fe960a1SDavid E. O'Brien case DT_NEEDED: 9118fe960a1SDavid E. O'Brien case DT_SONAME: 9128fe960a1SDavid E. O'Brien case DT_RPATH: 9138fe960a1SDavid E. O'Brien fprintf(out, "\td_val: %s\n", dynstr + val); 9148fe960a1SDavid E. O'Brien break; 9158fe960a1SDavid E. O'Brien case DT_PLTRELSZ: 9168fe960a1SDavid E. O'Brien case DT_RELA: 9178fe960a1SDavid E. O'Brien case DT_RELASZ: 9188fe960a1SDavid E. O'Brien case DT_RELAENT: 9198fe960a1SDavid E. O'Brien case DT_STRSZ: 9208fe960a1SDavid E. O'Brien case DT_SYMENT: 9218fe960a1SDavid E. O'Brien case DT_RELSZ: 9228fe960a1SDavid E. O'Brien case DT_RELENT: 9238fe960a1SDavid E. O'Brien case DT_PLTREL: 92475ca4dcfSDavid E. O'Brien fprintf(out, "\td_val: %jd\n", (intmax_t)val); 9258fe960a1SDavid E. O'Brien break; 9268fe960a1SDavid E. O'Brien case DT_PLTGOT: 9278fe960a1SDavid E. O'Brien case DT_HASH: 9288fe960a1SDavid E. O'Brien case DT_STRTAB: 9298fe960a1SDavid E. O'Brien case DT_SYMTAB: 9308fe960a1SDavid E. O'Brien case DT_INIT: 9318fe960a1SDavid E. O'Brien case DT_FINI: 9328fe960a1SDavid E. O'Brien case DT_REL: 9338fe960a1SDavid E. O'Brien case DT_JMPREL: 93475ca4dcfSDavid E. O'Brien fprintf(out, "\td_ptr: %#jx\n", ptr); 9358fe960a1SDavid E. O'Brien break; 9368fe960a1SDavid E. O'Brien case DT_NULL: 9378fe960a1SDavid E. O'Brien case DT_SYMBOLIC: 9388fe960a1SDavid E. O'Brien case DT_DEBUG: 9398fe960a1SDavid E. O'Brien case DT_TEXTREL: 9408fe960a1SDavid E. O'Brien break; 9418fe960a1SDavid E. O'Brien } 9428fe960a1SDavid E. O'Brien } 9438fe960a1SDavid E. O'Brien } 9448fe960a1SDavid E. O'Brien 945bf70beceSEd Schouten static void 9460529c56bSDavid E. O'Brien elf_print_rela(Elf32_Ehdr *e, void *sh) 9478fe960a1SDavid E. O'Brien { 9488fe960a1SDavid E. O'Brien u_int64_t offset; 9498fe960a1SDavid E. O'Brien u_int64_t entsize; 9508fe960a1SDavid E. O'Brien u_int64_t size; 9518fe960a1SDavid E. O'Brien u_int64_t name; 9528fe960a1SDavid E. O'Brien u_int64_t info; 9538fe960a1SDavid E. O'Brien int64_t addend; 9548fe960a1SDavid E. O'Brien void *ra; 9558fe960a1SDavid E. O'Brien void *v; 9568fe960a1SDavid E. O'Brien int i; 9578fe960a1SDavid E. O'Brien 9588fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 9598fe960a1SDavid E. O'Brien entsize = elf_get_size(e, sh, SH_ENTSIZE); 9608fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 9618fe960a1SDavid E. O'Brien name = elf_get_word(e, sh, SH_NAME); 96236210553SDavid E. O'Brien v = (char *)e + offset; 9638fe960a1SDavid E. O'Brien fprintf(out, "\nrelocation with addend (%s):\n", shstrtab + name); 96436210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < size / entsize; i++) { 96536210553SDavid E. O'Brien ra = (char *)v + i * entsize; 9668fe960a1SDavid E. O'Brien offset = elf_get_addr(e, ra, RA_OFFSET); 9678fe960a1SDavid E. O'Brien info = elf_get_word(e, ra, RA_INFO); 9688fe960a1SDavid E. O'Brien addend = elf_get_off(e, ra, RA_ADDEND); 9698fe960a1SDavid E. O'Brien fprintf(out, "\n"); 9708fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 97175ca4dcfSDavid E. O'Brien fprintf(out, "\tr_offset: %#jx\n", offset); 97275ca4dcfSDavid E. O'Brien fprintf(out, "\tr_info: %jd\n", (intmax_t)info); 97375ca4dcfSDavid E. O'Brien fprintf(out, "\tr_addend: %jd\n", (intmax_t)addend); 9748fe960a1SDavid E. O'Brien } 9758fe960a1SDavid E. O'Brien } 9768fe960a1SDavid E. O'Brien 977bf70beceSEd Schouten static void 9780529c56bSDavid E. O'Brien elf_print_rel(Elf32_Ehdr *e, void *sh) 9798fe960a1SDavid E. O'Brien { 9808fe960a1SDavid E. O'Brien u_int64_t offset; 9818fe960a1SDavid E. O'Brien u_int64_t entsize; 9828fe960a1SDavid E. O'Brien u_int64_t size; 9838fe960a1SDavid E. O'Brien u_int64_t name; 9848fe960a1SDavid E. O'Brien u_int64_t info; 9858fe960a1SDavid E. O'Brien void *r; 9868fe960a1SDavid E. O'Brien void *v; 9878fe960a1SDavid E. O'Brien int i; 9888fe960a1SDavid E. O'Brien 9898fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 9908fe960a1SDavid E. O'Brien entsize = elf_get_size(e, sh, SH_ENTSIZE); 9918fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 9928fe960a1SDavid E. O'Brien name = elf_get_word(e, sh, SH_NAME); 99336210553SDavid E. O'Brien v = (char *)e + offset; 9948fe960a1SDavid E. O'Brien fprintf(out, "\nrelocation (%s):\n", shstrtab + name); 99536210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < size / entsize; i++) { 99636210553SDavid E. O'Brien r = (char *)v + i * entsize; 9978fe960a1SDavid E. O'Brien offset = elf_get_addr(e, r, R_OFFSET); 9988fe960a1SDavid E. O'Brien info = elf_get_word(e, r, R_INFO); 9998fe960a1SDavid E. O'Brien fprintf(out, "\n"); 10008fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 100175ca4dcfSDavid E. O'Brien fprintf(out, "\tr_offset: %#jx\n", offset); 100275ca4dcfSDavid E. O'Brien fprintf(out, "\tr_info: %jd\n", (intmax_t)info); 10038fe960a1SDavid E. O'Brien } 10048fe960a1SDavid E. O'Brien } 10058fe960a1SDavid E. O'Brien 1006bf70beceSEd Schouten static void 10070529c56bSDavid E. O'Brien elf_print_interp(Elf32_Ehdr *e, void *p) 10088fe960a1SDavid E. O'Brien { 10098fe960a1SDavid E. O'Brien u_int64_t offset; 10108fe960a1SDavid E. O'Brien char *s; 10118fe960a1SDavid E. O'Brien 10128fe960a1SDavid E. O'Brien offset = elf_get_off(e, p, P_OFFSET); 10130529c56bSDavid E. O'Brien s = (char *)e + offset; 10148fe960a1SDavid E. O'Brien fprintf(out, "\ninterp:\n"); 10158fe960a1SDavid E. O'Brien fprintf(out, "\t%s\n", s); 10168fe960a1SDavid E. O'Brien } 10178fe960a1SDavid E. O'Brien 1018bf70beceSEd Schouten static void 10190529c56bSDavid E. O'Brien elf_print_got(Elf32_Ehdr *e, void *sh) 10208fe960a1SDavid E. O'Brien { 10218fe960a1SDavid E. O'Brien u_int64_t offset; 10228fe960a1SDavid E. O'Brien u_int64_t addralign; 10238fe960a1SDavid E. O'Brien u_int64_t size; 10248fe960a1SDavid E. O'Brien u_int64_t addr; 10258fe960a1SDavid E. O'Brien void *v; 10268fe960a1SDavid E. O'Brien int i; 10278fe960a1SDavid E. O'Brien 10288fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 10298fe960a1SDavid E. O'Brien addralign = elf_get_size(e, sh, SH_ADDRALIGN); 10308fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 103136210553SDavid E. O'Brien v = (char *)e + offset; 10328fe960a1SDavid E. O'Brien fprintf(out, "\nglobal offset table:\n"); 103336210553SDavid E. O'Brien for (i = 0; (u_int64_t)i < size / addralign; i++) { 103436210553SDavid E. O'Brien addr = elf_get_addr(e, (char *)v + i * addralign, 0); 10358fe960a1SDavid E. O'Brien fprintf(out, "\n"); 10368fe960a1SDavid E. O'Brien fprintf(out, "entry: %d\n", i); 103775ca4dcfSDavid E. O'Brien fprintf(out, "\t%#jx\n", addr); 10388fe960a1SDavid E. O'Brien } 10398fe960a1SDavid E. O'Brien } 10408fe960a1SDavid E. O'Brien 1041bf70beceSEd Schouten static void 104236210553SDavid E. O'Brien elf_print_hash(Elf32_Ehdr *e __unused, void *sh __unused) 10438fe960a1SDavid E. O'Brien { 10448fe960a1SDavid E. O'Brien } 10458fe960a1SDavid E. O'Brien 1046bf70beceSEd Schouten static void 10470529c56bSDavid E. O'Brien elf_print_note(Elf32_Ehdr *e, void *sh) 10488fe960a1SDavid E. O'Brien { 10498fe960a1SDavid E. O'Brien u_int64_t offset; 10508fe960a1SDavid E. O'Brien u_int64_t size; 10518fe960a1SDavid E. O'Brien u_int64_t name; 10528fe960a1SDavid E. O'Brien u_int32_t namesz; 10538fe960a1SDavid E. O'Brien u_int32_t descsz; 10548fe960a1SDavid E. O'Brien u_int32_t desc; 105536210553SDavid E. O'Brien char *n, *s; 10568fe960a1SDavid E. O'Brien 10578fe960a1SDavid E. O'Brien offset = elf_get_off(e, sh, SH_OFFSET); 10588fe960a1SDavid E. O'Brien size = elf_get_size(e, sh, SH_SIZE); 10598fe960a1SDavid E. O'Brien name = elf_get_word(e, sh, SH_NAME); 106036210553SDavid E. O'Brien n = (char *)e + offset; 10618fe960a1SDavid E. O'Brien fprintf(out, "\nnote (%s):\n", shstrtab + name); 106236210553SDavid E. O'Brien while (n < ((char *)e + offset + size)) { 10638fe960a1SDavid E. O'Brien namesz = elf_get_word(e, n, N_NAMESZ); 10648fe960a1SDavid E. O'Brien descsz = elf_get_word(e, n, N_DESCSZ); 10658fe960a1SDavid E. O'Brien s = n + sizeof(Elf_Note); 10668fe960a1SDavid E. O'Brien desc = elf_get_word(e, n + sizeof(Elf_Note) + namesz, 0); 10678fe960a1SDavid E. O'Brien fprintf(out, "\t%s %d\n", s, desc); 10688fe960a1SDavid E. O'Brien n += sizeof(Elf_Note) + namesz + descsz; 10698fe960a1SDavid E. O'Brien } 10708fe960a1SDavid E. O'Brien } 10718fe960a1SDavid E. O'Brien 1072bf70beceSEd Schouten static u_int64_t 10738fe960a1SDavid E. O'Brien elf_get_byte(Elf32_Ehdr *e, void *base, elf_member_t member) 10748fe960a1SDavid E. O'Brien { 10758fe960a1SDavid E. O'Brien u_int64_t val; 10768fe960a1SDavid E. O'Brien 10778fe960a1SDavid E. O'Brien val = 0; 10788fe960a1SDavid E. O'Brien switch (e->e_ident[EI_CLASS]) { 10798fe960a1SDavid E. O'Brien case ELFCLASS32: 1080ead61635SMarcel Moolenaar val = ((uint8_t *)base)[elf32_offsets[member]]; 10818fe960a1SDavid E. O'Brien break; 10828fe960a1SDavid E. O'Brien case ELFCLASS64: 1083ead61635SMarcel Moolenaar val = ((uint8_t *)base)[elf64_offsets[member]]; 10848fe960a1SDavid E. O'Brien break; 10858fe960a1SDavid E. O'Brien case ELFCLASSNONE: 10868fe960a1SDavid E. O'Brien errx(1, "invalid class"); 10878fe960a1SDavid E. O'Brien } 10888fe960a1SDavid E. O'Brien 10898fe960a1SDavid E. O'Brien return val; 10908fe960a1SDavid E. O'Brien } 10918fe960a1SDavid E. O'Brien 1092bf70beceSEd Schouten static u_int64_t 10938fe960a1SDavid E. O'Brien elf_get_quarter(Elf32_Ehdr *e, void *base, elf_member_t member) 10948fe960a1SDavid E. O'Brien { 10958fe960a1SDavid E. O'Brien u_int64_t val; 10968fe960a1SDavid E. O'Brien 10978fe960a1SDavid E. O'Brien val = 0; 10988fe960a1SDavid E. O'Brien switch (e->e_ident[EI_CLASS]) { 10998fe960a1SDavid E. O'Brien case ELFCLASS32: 1100ac2ded1dSMarcel Moolenaar base = (char *)base + elf32_offsets[member]; 11018fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11028fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1103ac2ded1dSMarcel Moolenaar val = be16dec(base); 11048fe960a1SDavid E. O'Brien break; 11058fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1106ac2ded1dSMarcel Moolenaar val = le16dec(base); 11078fe960a1SDavid E. O'Brien break; 11088fe960a1SDavid E. O'Brien case ELFDATANONE: 11098fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 11108fe960a1SDavid E. O'Brien } 11118fe960a1SDavid E. O'Brien break; 11128fe960a1SDavid E. O'Brien case ELFCLASS64: 1113ac2ded1dSMarcel Moolenaar base = (char *)base + elf64_offsets[member]; 11148fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11158fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1116ac2ded1dSMarcel Moolenaar val = be16dec(base); 11178fe960a1SDavid E. O'Brien break; 11188fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1119ac2ded1dSMarcel Moolenaar val = le16dec(base); 11208fe960a1SDavid E. O'Brien break; 11218fe960a1SDavid E. O'Brien case ELFDATANONE: 11228fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 11238fe960a1SDavid E. O'Brien } 11248fe960a1SDavid E. O'Brien break; 11258fe960a1SDavid E. O'Brien case ELFCLASSNONE: 11268fe960a1SDavid E. O'Brien errx(1, "invalid class"); 11278fe960a1SDavid E. O'Brien } 11288fe960a1SDavid E. O'Brien 11298fe960a1SDavid E. O'Brien return val; 11308fe960a1SDavid E. O'Brien } 11318fe960a1SDavid E. O'Brien 1132bf70beceSEd Schouten #if 0 1133bf70beceSEd Schouten static u_int64_t 11348fe960a1SDavid E. O'Brien elf_get_half(Elf32_Ehdr *e, void *base, elf_member_t member) 11358fe960a1SDavid E. O'Brien { 11368fe960a1SDavid E. O'Brien u_int64_t val; 11378fe960a1SDavid E. O'Brien 11388fe960a1SDavid E. O'Brien val = 0; 11398fe960a1SDavid E. O'Brien switch (e->e_ident[EI_CLASS]) { 11408fe960a1SDavid E. O'Brien case ELFCLASS32: 1141ac2ded1dSMarcel Moolenaar base = (char *)base + elf32_offsets[member]; 11428fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11438fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1144ac2ded1dSMarcel Moolenaar val = be16dec(base); 11458fe960a1SDavid E. O'Brien break; 11468fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1147ac2ded1dSMarcel Moolenaar val = le16dec(base); 11488fe960a1SDavid E. O'Brien break; 11498fe960a1SDavid E. O'Brien case ELFDATANONE: 11508fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 11518fe960a1SDavid E. O'Brien } 11528fe960a1SDavid E. O'Brien break; 11538fe960a1SDavid E. O'Brien case ELFCLASS64: 1154ac2ded1dSMarcel Moolenaar base = (char *)base + elf64_offsets[member]; 11558fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11568fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1157ac2ded1dSMarcel Moolenaar val = be32dec(base); 11588fe960a1SDavid E. O'Brien break; 11598fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1160ac2ded1dSMarcel Moolenaar val = le32dec(base); 11618fe960a1SDavid E. O'Brien break; 11628fe960a1SDavid E. O'Brien case ELFDATANONE: 11638fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 11648fe960a1SDavid E. O'Brien } 11658fe960a1SDavid E. O'Brien break; 11668fe960a1SDavid E. O'Brien case ELFCLASSNONE: 11678fe960a1SDavid E. O'Brien errx(1, "invalid class"); 11688fe960a1SDavid E. O'Brien } 11698fe960a1SDavid E. O'Brien 11708fe960a1SDavid E. O'Brien return val; 11718fe960a1SDavid E. O'Brien } 1172bf70beceSEd Schouten #endif 11738fe960a1SDavid E. O'Brien 1174bf70beceSEd Schouten static u_int64_t 11758fe960a1SDavid E. O'Brien elf_get_word(Elf32_Ehdr *e, void *base, elf_member_t member) 11768fe960a1SDavid E. O'Brien { 11778fe960a1SDavid E. O'Brien u_int64_t val; 11788fe960a1SDavid E. O'Brien 11798fe960a1SDavid E. O'Brien val = 0; 11808fe960a1SDavid E. O'Brien switch (e->e_ident[EI_CLASS]) { 11818fe960a1SDavid E. O'Brien case ELFCLASS32: 1182ac2ded1dSMarcel Moolenaar base = (char *)base + elf32_offsets[member]; 11838fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11848fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1185ac2ded1dSMarcel Moolenaar val = be32dec(base); 11868fe960a1SDavid E. O'Brien break; 11878fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1188ac2ded1dSMarcel Moolenaar val = le32dec(base); 11898fe960a1SDavid E. O'Brien break; 11908fe960a1SDavid E. O'Brien case ELFDATANONE: 11918fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 11928fe960a1SDavid E. O'Brien } 11938fe960a1SDavid E. O'Brien break; 11948fe960a1SDavid E. O'Brien case ELFCLASS64: 1195ac2ded1dSMarcel Moolenaar base = (char *)base + elf64_offsets[member]; 11968fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 11978fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1198ac2ded1dSMarcel Moolenaar val = be32dec(base); 11998fe960a1SDavid E. O'Brien break; 12008fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1201ac2ded1dSMarcel Moolenaar val = le32dec(base); 12028fe960a1SDavid E. O'Brien break; 12038fe960a1SDavid E. O'Brien case ELFDATANONE: 12048fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 12058fe960a1SDavid E. O'Brien } 12068fe960a1SDavid E. O'Brien break; 12078fe960a1SDavid E. O'Brien case ELFCLASSNONE: 12088fe960a1SDavid E. O'Brien errx(1, "invalid class"); 12098fe960a1SDavid E. O'Brien } 12108fe960a1SDavid E. O'Brien 12118fe960a1SDavid E. O'Brien return val; 12128fe960a1SDavid E. O'Brien } 12138fe960a1SDavid E. O'Brien 1214bf70beceSEd Schouten static u_int64_t 12158fe960a1SDavid E. O'Brien elf_get_quad(Elf32_Ehdr *e, void *base, elf_member_t member) 12168fe960a1SDavid E. O'Brien { 12178fe960a1SDavid E. O'Brien u_int64_t val; 12188fe960a1SDavid E. O'Brien 12198fe960a1SDavid E. O'Brien val = 0; 12208fe960a1SDavid E. O'Brien switch (e->e_ident[EI_CLASS]) { 12218fe960a1SDavid E. O'Brien case ELFCLASS32: 1222ac2ded1dSMarcel Moolenaar base = (char *)base + elf32_offsets[member]; 12238fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 12248fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1225ac2ded1dSMarcel Moolenaar val = be32dec(base); 12268fe960a1SDavid E. O'Brien break; 12278fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1228ac2ded1dSMarcel Moolenaar val = le32dec(base); 12298fe960a1SDavid E. O'Brien break; 12308fe960a1SDavid E. O'Brien case ELFDATANONE: 12318fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 12328fe960a1SDavid E. O'Brien } 12338fe960a1SDavid E. O'Brien break; 12348fe960a1SDavid E. O'Brien case ELFCLASS64: 1235ac2ded1dSMarcel Moolenaar base = (char *)base + elf64_offsets[member]; 12368fe960a1SDavid E. O'Brien switch (e->e_ident[EI_DATA]) { 12378fe960a1SDavid E. O'Brien case ELFDATA2MSB: 1238ac2ded1dSMarcel Moolenaar val = be64dec(base); 12398fe960a1SDavid E. O'Brien break; 12408fe960a1SDavid E. O'Brien case ELFDATA2LSB: 1241ac2ded1dSMarcel Moolenaar val = le64dec(base); 12428fe960a1SDavid E. O'Brien break; 12438fe960a1SDavid E. O'Brien case ELFDATANONE: 12448fe960a1SDavid E. O'Brien errx(1, "invalid data format"); 12458fe960a1SDavid E. O'Brien } 12468fe960a1SDavid E. O'Brien break; 12478fe960a1SDavid E. O'Brien case ELFCLASSNONE: 12488fe960a1SDavid E. O'Brien errx(1, "invalid class"); 12498fe960a1SDavid E. O'Brien } 12508fe960a1SDavid E. O'Brien 12518fe960a1SDavid E. O'Brien return val; 12528fe960a1SDavid E. O'Brien } 12538fe960a1SDavid E. O'Brien 1254bf70beceSEd Schouten static void 12558fe960a1SDavid E. O'Brien usage(void) 12568fe960a1SDavid E. O'Brien { 125773e57b80SRuslan Ermilov fprintf(stderr, "usage: elfdump -a | -cdeGhinprs [-w file] file\n"); 12588fe960a1SDavid E. O'Brien exit(1); 12598fe960a1SDavid E. O'Brien } 1260