elfhdr.h revision 50479 
1/*
2 * Copyright (c) 1999 Global Technology Associates, Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
19 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
20 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
21 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
23 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/usr.sbin/kgzip/elfhdr.h 50479 1999-08-28 01:35:59Z peter $
27 */
28
29#include <elf.h>
30#include "kgz.h"
31
32/* Section header indices */
33#define KGZ_SH_SYMTAB		1
34#define KGZ_SH_SHSTRTAB 	2
35#define KGZ_SH_STRTAB		3
36#define KGZ_SH_DATA		4
37#define KGZ_SHNUM		5
38
39/* Section header strings */
40#define KGZ_SHSTR_ZERO		""
41#define KGZ_SHSTR_SYMTAB	".symtab"
42#define KGZ_SHSTR_SHSTRTAB	".shstrtab"
43#define KGZ_SHSTR_STRTAB	".strtab"
44#define KGZ_SHSTR_DATA		".data"
45
46/* Section header string table */
47struct kgz_shstrtab {
48    char zero[sizeof(KGZ_SHSTR_ZERO)];
49    char symtab[sizeof(KGZ_SHSTR_SYMTAB)];
50    char shstrtab[sizeof(KGZ_SHSTR_SHSTRTAB)];
51    char strtab[sizeof(KGZ_SHSTR_STRTAB)];
52    char data[sizeof(KGZ_SHSTR_DATA)];
53};
54
55/* Symbol table indices */
56#define KGZ_ST_KGZ		1
57#define KGZ_ST_KGZ_NDATA	2
58#define KGZ_STNUM		3
59
60/* Symbol table strings */
61#define KGZ_STR_ZERO		""
62#define KGZ_STR_KGZ		"kgz"
63#define KGZ_STR_KGZ_NDATA	"kgz_ndata"
64
65/* String table */
66struct kgz_strtab {
67    char zero[sizeof(KGZ_STR_ZERO)];
68    char kgz[sizeof(KGZ_STR_KGZ)];
69    char kgz_ndata[sizeof(KGZ_STR_KGZ_NDATA)];
70};
71
72/* Relocatable header format */
73struct kgz_elfhdr {
74    Elf32_Ehdr e;
75    Elf32_Shdr sh[KGZ_SHNUM];
76    Elf32_Sym st[KGZ_STNUM];
77    struct kgz_shstrtab shstrtab;
78    struct kgz_strtab strtab;
79};
80
81extern const struct kgz_elfhdr elfhdr;
82