freebsd-dev/contrib/file/readelf.h
David E. O'Brien ea8dc7e0f2 Virgin import of Christos Zoulas's FILE 4.10.
*- file is now broken into a library containing and processing the magic
   and a consumer binary.
2004-08-09 08:45:41 +00:00

237 lines
5.9 KiB
C

/*
* Copyright (c) Christos Zoulas 2003.
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* @(#)Id: readelf.h,v 1.9 2002/05/16 18:45:56 christos Exp
*
* Provide elf data structures for non-elf machines, allowing file
* non-elf hosts to determine if an elf binary is stripped.
* Note: cobbled from the linux header file, with modifications
*/
#ifndef __fake_elf_h__
#define __fake_elf_h__
#if HAVE_STDINT_H
#include <stdint.h>
#endif
typedef uint32_t Elf32_Addr;
typedef uint32_t Elf32_Off;
typedef uint16_t Elf32_Half;
typedef uint32_t Elf32_Word;
typedef uint8_t Elf32_Char;
#if SIZEOF_UINT64_T != 8
#define USE_ARRAY_FOR_64BIT_TYPES
typedef uint32_t Elf64_Addr[2];
typedef uint32_t Elf64_Off[2];
typedef uint32_t Elf64_Xword[2];
#else
typedef uint64_t Elf64_Addr;
typedef uint64_t Elf64_Off;
typedef uint64_t Elf64_Xword;
#endif
typedef uint16_t Elf64_Half;
typedef uint32_t Elf64_Word;
typedef uint8_t Elf64_Char;
#define EI_NIDENT 16
typedef struct {
Elf32_Char e_ident[EI_NIDENT];
Elf32_Half e_type;
Elf32_Half e_machine;
Elf32_Word e_version;
Elf32_Addr e_entry; /* Entry point */
Elf32_Off e_phoff;
Elf32_Off e_shoff;
Elf32_Word e_flags;
Elf32_Half e_ehsize;
Elf32_Half e_phentsize;
Elf32_Half e_phnum;
Elf32_Half e_shentsize;
Elf32_Half e_shnum;
Elf32_Half e_shstrndx;
} Elf32_Ehdr;
typedef struct {
Elf64_Char e_ident[EI_NIDENT];
Elf64_Half e_type;
Elf64_Half e_machine;
Elf64_Word e_version;
Elf64_Addr e_entry; /* Entry point */
Elf64_Off e_phoff;
Elf64_Off e_shoff;
Elf64_Word e_flags;
Elf64_Half e_ehsize;
Elf64_Half e_phentsize;
Elf64_Half e_phnum;
Elf64_Half e_shentsize;
Elf64_Half e_shnum;
Elf64_Half e_shstrndx;
} Elf64_Ehdr;
/* e_type */
#define ET_EXEC 2
#define ET_CORE 4
/* sh_type */
#define SHT_SYMTAB 2
#define SHT_NOTE 7
#define SHT_DYNSYM 11
/* elf type */
#define ELFDATANONE 0 /* e_ident[EI_DATA] */
#define ELFDATA2LSB 1
#define ELFDATA2MSB 2
/* elf class */
#define ELFCLASSNONE 0
#define ELFCLASS32 1
#define ELFCLASS64 2
/* magic number */
#define EI_MAG0 0 /* e_ident[] indexes */
#define EI_MAG1 1
#define EI_MAG2 2
#define EI_MAG3 3
#define EI_CLASS 4
#define EI_DATA 5
#define EI_VERSION 6
#define EI_PAD 7
#define ELFMAG0 0x7f /* EI_MAG */
#define ELFMAG1 'E'
#define ELFMAG2 'L'
#define ELFMAG3 'F'
#define ELFMAG "\177ELF"
#define OLFMAG1 'O'
#define OLFMAG "\177OLF"
typedef struct {
Elf32_Word p_type;
Elf32_Off p_offset;
Elf32_Addr p_vaddr;
Elf32_Addr p_paddr;
Elf32_Word p_filesz;
Elf32_Word p_memsz;
Elf32_Word p_flags;
Elf32_Word p_align;
} Elf32_Phdr;
typedef struct {
Elf64_Word p_type;
Elf64_Word p_flags;
Elf64_Off p_offset;
Elf64_Addr p_vaddr;
Elf64_Addr p_paddr;
Elf64_Xword p_filesz;
Elf64_Xword p_memsz;
Elf64_Xword p_align;
} Elf64_Phdr;
#define PT_NULL 0 /* p_type */
#define PT_LOAD 1
#define PT_DYNAMIC 2
#define PT_INTERP 3
#define PT_NOTE 4
#define PT_SHLIB 5
#define PT_PHDR 6
#define PT_NUM 7
typedef struct {
Elf32_Word sh_name;
Elf32_Word sh_type;
Elf32_Word sh_flags;
Elf32_Addr sh_addr;
Elf32_Off sh_offset;
Elf32_Word sh_size;
Elf32_Word sh_link;
Elf32_Word sh_info;
Elf32_Word sh_addralign;
Elf32_Word sh_entsize;
} Elf32_Shdr;
typedef struct {
Elf64_Word sh_name;
Elf64_Word sh_type;
Elf64_Off sh_flags;
Elf64_Addr sh_addr;
Elf64_Off sh_offset;
Elf64_Off sh_size;
Elf64_Word sh_link;
Elf64_Word sh_info;
Elf64_Off sh_addralign;
Elf64_Off sh_entsize;
} Elf64_Shdr;
/* Notes used in ET_CORE */
#define NT_PRSTATUS 1
#define NT_PRFPREG 2
#define NT_PRPSINFO 3
#define NT_TASKSTRUCT 4
#define NT_NETBSD_CORE_PROCINFO 1
/* Note header in a PT_NOTE section */
typedef struct elf_note {
Elf32_Word n_namesz; /* Name size */
Elf32_Word n_descsz; /* Content size */
Elf32_Word n_type; /* Content type */
} Elf32_Nhdr;
typedef struct {
Elf64_Word n_namesz;
Elf64_Word n_descsz;
Elf64_Word n_type;
} Elf64_Nhdr;
#define NT_PRSTATUS 1
#define NT_PRFPREG 2
#define NT_PRPSINFO 3
#define NT_PRXREG 4
#define NT_PLATFORM 5
#define NT_AUXV 6
/* Note types used in executables */
/* NetBSD executables (name = "NetBSD") */
#define NT_NETBSD_VERSION 1
#define NT_NETBSD_EMULATION 2
#define NT_FREEBSD_VERSION 1
#define NT_OPENBSD_VERSION 1
/* GNU executables (name = "GNU") */
#define NT_GNU_VERSION 1
/* GNU OS tags */
#define GNU_OS_LINUX 0
#define GNU_OS_HURD 1
#define GNU_OS_SOLARIS 2
#endif