xref: /freebsd/usr.bin/elfdump/elfdump.c (revision 377421df9690cddad7f0c8cba84bd392e62a3b6c)
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