139092Srnordier/* 239092Srnordier * Copyright (c) 1998 Robert Nordier 339092Srnordier * All rights reserved. 439092Srnordier * 539092Srnordier * Redistribution and use in source and binary forms, with or without 639092Srnordier * modification, are permitted provided that the following conditions 739092Srnordier * are met: 839092Srnordier * 1. Redistributions of source code must retain the above copyright 939092Srnordier * notice, this list of conditions and the following disclaimer. 1039092Srnordier * 2. Redistributions in binary form must reproduce the above copyright 1139092Srnordier * notice, this list of conditions and the following disclaimer in the 1239092Srnordier * documentation and/or other materials provided with the distribution. 1339092Srnordier * 1439092Srnordier * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS``AS IS'' AND 1539092Srnordier * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1639092Srnordier * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1739092Srnordier * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 1839092Srnordier * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 1939092Srnordier * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 2039092Srnordier * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 2139092Srnordier * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 2239092Srnordier * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 2339092Srnordier * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 2439092Srnordier * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2539092Srnordier * 2650479Speter * $FreeBSD$ 2739092Srnordier */ 2839092Srnordier 2955416Smarcel#include <sys/types.h> 30130927Sobrien#include <sys/endian.h> 3155416Smarcel 3239092Srnordier#include <stddef.h> 3339092Srnordier#include "elfh.h" 3439092Srnordier 3539092Srnordier#define SET_ME 0xeeeeeeee /* filled in by btxld */ 3639092Srnordier 3739092Srnordier/* 3839092Srnordier * ELF header template. 3939092Srnordier */ 4039092Srnordierconst struct elfh elfhdr = { 4139092Srnordier { 4239092Srnordier { 4339092Srnordier ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3, /* e_ident */ 4439092Srnordier ELFCLASS32, ELFDATA2LSB, EV_CURRENT, 0, 4539092Srnordier 'F', 'r', 'e', 'e', 'B', 'S', 'D', 0 4639092Srnordier }, 47130927Sobrien htole16(ET_EXEC), /* e_type */ 48130927Sobrien htole16(EM_386), /* e_machine */ 49130927Sobrien htole32(EV_CURRENT), /* e_version */ 50130927Sobrien htole32(SET_ME), /* e_entry */ 51130927Sobrien htole32(offsetof(struct elfh, p)), /* e_phoff */ 52130927Sobrien htole32(offsetof(struct elfh, sh)), /* e_shoff */ 5339092Srnordier 0, /* e_flags */ 54130927Sobrien htole16(sizeof(elfhdr.e)), /* e_ehsize */ 55130927Sobrien htole16(sizeof(elfhdr.p[0])), /* e_phentsize */ 56130927Sobrien htole16(sizeof(elfhdr.p) / sizeof(elfhdr.p[0])), /* e_phnum */ 57130927Sobrien htole16(sizeof(elfhdr.sh[0])), /* e_shentsize */ 58130927Sobrien htole16(sizeof(elfhdr.sh) / sizeof(elfhdr.sh[0])), /* e_shnum */ 59130927Sobrien htole16(1) /* e_shstrndx */ 6039092Srnordier }, 6139092Srnordier { 6239092Srnordier { 63130927Sobrien htole32(PT_LOAD), /* p_type */ 64130927Sobrien htole32(sizeof(elfhdr)), /* p_offset */ 65130927Sobrien htole32(SET_ME), /* p_vaddr */ 66130927Sobrien htole32(SET_ME), /* p_paddr */ 67130927Sobrien htole32(SET_ME), /* p_filesz */ 68130927Sobrien htole32(SET_ME), /* p_memsz */ 69130927Sobrien htole32(PF_R | PF_X), /* p_flags */ 70130927Sobrien htole32(0x1000) /* p_align */ 7139092Srnordier }, 7239092Srnordier { 73130927Sobrien htole32(PT_LOAD), /* p_type */ 74130927Sobrien htole32(SET_ME), /* p_offset */ 75130927Sobrien htole32(SET_ME), /* p_vaddr */ 76130927Sobrien htole32(SET_ME), /* p_paddr */ 77130927Sobrien htole32(SET_ME), /* p_filesz */ 78130927Sobrien htole32(SET_ME), /* p_memsz */ 79130927Sobrien htole32(PF_R | PF_W), /* p_flags */ 80130927Sobrien htole32(0x1000) /* p_align */ 8139092Srnordier } 8239092Srnordier }, 8339092Srnordier { 8439092Srnordier { 85130927Sobrien 0, htole32(SHT_NULL), 0, 0, 0, 0, htole32(SHN_UNDEF), 0, 0, 0 8639092Srnordier }, 8739092Srnordier { 88130927Sobrien htole32(1), /* sh_name */ 89130927Sobrien htole32(SHT_STRTAB), /* sh_type */ 9039092Srnordier 0, /* sh_flags */ 9139092Srnordier 0, /* sh_addr */ 92130927Sobrien htole32(offsetof(struct elfh, shstrtab)), /* sh_offset */ 93130927Sobrien htole32(sizeof(elfhdr.shstrtab)), /* sh_size */ 94130927Sobrien htole32(SHN_UNDEF), /* sh_link */ 9539092Srnordier 0, /* sh_info */ 96130927Sobrien htole32(1), /* sh_addralign */ 9739092Srnordier 0 /* sh_entsize */ 9839092Srnordier }, 9939092Srnordier { 100130927Sobrien htole32(0xb), /* sh_name */ 101130927Sobrien htole32(SHT_PROGBITS), /* sh_type */ 102130927Sobrien htole32(SHF_EXECINSTR | SHF_ALLOC), /* sh_flags */ 103130927Sobrien htole32(SET_ME), /* sh_addr */ 104130927Sobrien htole32(SET_ME), /* sh_offset */ 105130927Sobrien htole32(SET_ME), /* sh_size */ 106130927Sobrien htole32(SHN_UNDEF), /* sh_link */ 10739092Srnordier 0, /* sh_info */ 108130927Sobrien htole32(4), /* sh_addralign */ 10939092Srnordier 0 /* sh_entsize */ 11039092Srnordier }, 11139092Srnordier { 112130927Sobrien htole32(0x11), /* sh_name */ 113130927Sobrien htole32(SHT_PROGBITS), /* sh_type */ 114130927Sobrien htole32(SHF_ALLOC | SHF_WRITE), /* sh_flags */ 115130927Sobrien htole32(SET_ME), /* sh_addr */ 116130927Sobrien htole32(SET_ME), /* sh_offset */ 117130927Sobrien htole32(SET_ME), /* sh_size */ 118130927Sobrien htole32(SHN_UNDEF), /* sh_link */ 11939092Srnordier 0, /* sh_info */ 120130927Sobrien htole32(4), /* sh_addralign */ 12139092Srnordier 0 /* sh_entsize */ 12239092Srnordier } 12339092Srnordier }, 12439092Srnordier "\0.shstrtab\0.text\0.data" /* shstrtab */ 12539092Srnordier}; 126