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 * $FreeBSD$ 27 */ 28 29 #include <sys/types.h> 30 #define __ELF_WORD_SIZE 32 31 #include <sys/elf32.h> 32 #include <sys/elf_generic.h> 33 #include "kgz.h" 34 35 /* Section header indices */ 36 #define KGZ_SH_SYMTAB 1 37 #define KGZ_SH_SHSTRTAB 2 38 #define KGZ_SH_STRTAB 3 39 #define KGZ_SH_DATA 4 40 #define KGZ_SHNUM 5 41 42 /* Section header strings */ 43 #define KGZ_SHSTR_ZERO "" 44 #define KGZ_SHSTR_SYMTAB ".symtab" 45 #define KGZ_SHSTR_SHSTRTAB ".shstrtab" 46 #define KGZ_SHSTR_STRTAB ".strtab" 47 #define KGZ_SHSTR_DATA ".data" 48 49 /* Section header string table */ 50 struct kgz_shstrtab { 51 char zero[sizeof(KGZ_SHSTR_ZERO)]; 52 char symtab[sizeof(KGZ_SHSTR_SYMTAB)]; 53 char shstrtab[sizeof(KGZ_SHSTR_SHSTRTAB)]; 54 char strtab[sizeof(KGZ_SHSTR_STRTAB)]; 55 char data[sizeof(KGZ_SHSTR_DATA)]; 56 }; 57 58 /* Symbol table indices */ 59 #define KGZ_ST_KGZ 1 60 #define KGZ_ST_KGZ_NDATA 2 61 #define KGZ_STNUM 3 62 63 /* Symbol table strings */ 64 #define KGZ_STR_ZERO "" 65 #define KGZ_STR_KGZ "kgz" 66 #define KGZ_STR_KGZ_NDATA "kgz_ndata" 67 68 /* String table */ 69 struct kgz_strtab { 70 char zero[sizeof(KGZ_STR_ZERO)]; 71 char kgz[sizeof(KGZ_STR_KGZ)]; 72 char kgz_ndata[sizeof(KGZ_STR_KGZ_NDATA)]; 73 }; 74 75 /* Relocatable header format */ 76 struct kgz_elfhdr { 77 Elf32_Ehdr e; 78 Elf32_Shdr sh[KGZ_SHNUM]; 79 Elf32_Sym st[KGZ_STNUM]; 80 struct kgz_shstrtab shstrtab; 81 struct kgz_strtab strtab; 82 }; 83 84 extern const struct kgz_elfhdr elfhdr; 85