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