--- /dev/null
+/* ELF support for BFD.
+ Copyright 1991, 1992, 1993, 1995, 1997, 1998, 1999, 2001
+ Free Software Foundation, Inc.
+
+ Written by Fred Fish @ Cygnus Support, from information published
+ in "UNIX System V Release 4, Programmers Guide: ANSI C and
+ Programming Support Tools".
+
+This file is part of BFD, the Binary File Descriptor library.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+
+/* This file is part of ELF support for BFD, and contains the portions
+ that describe how ELF is represented externally by the BFD library.
+ I.E. it describes the in-file representation of ELF. It requires
+ the elf/common.h file which contains the portions that are common to
+ both the internal and external representations. */
+
+/* The 64-bit stuff is kind of random. Perhaps someone will publish a
+ spec someday. */
+
+#ifndef _ELF_EXTERNAL_H
+#define _ELF_EXTERNAL_H
+
+/* ELF Header (32-bit implementations) */
+
+typedef struct {
+ unsigned char e_ident[16]; /* ELF "magic number" */
+ unsigned char e_type[2]; /* Identifies object file type */
+ unsigned char e_machine[2]; /* Specifies required architecture */
+ unsigned char e_version[4]; /* Identifies object file version */
+ unsigned char e_entry[4]; /* Entry point virtual address */
+ unsigned char e_phoff[4]; /* Program header table file offset */
+ unsigned char e_shoff[4]; /* Section header table file offset */
+ unsigned char e_flags[4]; /* Processor-specific flags */
+ unsigned char e_ehsize[2]; /* ELF header size in bytes */
+ unsigned char e_phentsize[2]; /* Program header table entry size */
+ unsigned char e_phnum[2]; /* Program header table entry count */
+ unsigned char e_shentsize[2]; /* Section header table entry size */
+ unsigned char e_shnum[2]; /* Section header table entry count */
+ unsigned char e_shstrndx[2]; /* Section header string table index */
+} Elf32_External_Ehdr;
+
+typedef struct {
+ unsigned char e_ident[16]; /* ELF "magic number" */
+ unsigned char e_type[2]; /* Identifies object file type */
+ unsigned char e_machine[2]; /* Specifies required architecture */
+ unsigned char e_version[4]; /* Identifies object file version */
+ unsigned char e_entry[8]; /* Entry point virtual address */
+ unsigned char e_phoff[8]; /* Program header table file offset */
+ unsigned char e_shoff[8]; /* Section header table file offset */
+ unsigned char e_flags[4]; /* Processor-specific flags */
+ unsigned char e_ehsize[2]; /* ELF header size in bytes */
+ unsigned char e_phentsize[2]; /* Program header table entry size */
+ unsigned char e_phnum[2]; /* Program header table entry count */
+ unsigned char e_shentsize[2]; /* Section header table entry size */
+ unsigned char e_shnum[2]; /* Section header table entry count */
+ unsigned char e_shstrndx[2]; /* Section header string table index */
+} Elf64_External_Ehdr;
+
+/* Program header */
+
+typedef struct {
+ unsigned char p_type[4]; /* Identifies program segment type */
+ unsigned char p_offset[4]; /* Segment file offset */
+ unsigned char p_vaddr[4]; /* Segment virtual address */
+ unsigned char p_paddr[4]; /* Segment physical address */
+ unsigned char p_filesz[4]; /* Segment size in file */
+ unsigned char p_memsz[4]; /* Segment size in memory */
+ unsigned char p_flags[4]; /* Segment flags */
+ unsigned char p_align[4]; /* Segment alignment, file & memory */
+} Elf32_External_Phdr;
+
+typedef struct {
+ unsigned char p_type[4]; /* Identifies program segment type */
+ unsigned char p_flags[4]; /* Segment flags */
+ unsigned char p_offset[8]; /* Segment file offset */
+ unsigned char p_vaddr[8]; /* Segment virtual address */
+ unsigned char p_paddr[8]; /* Segment physical address */
+ unsigned char p_filesz[8]; /* Segment size in file */
+ unsigned char p_memsz[8]; /* Segment size in memory */
+ unsigned char p_align[8]; /* Segment alignment, file & memory */
+} Elf64_External_Phdr;
+
+/* Section header */
+
+typedef struct {
+ unsigned char sh_name[4]; /* Section name, index in string tbl */
+ unsigned char sh_type[4]; /* Type of section */
+ unsigned char sh_flags[4]; /* Miscellaneous section attributes */
+ unsigned char sh_addr[4]; /* Section virtual addr at execution */
+ unsigned char sh_offset[4]; /* Section file offset */
+ unsigned char sh_size[4]; /* Size of section in bytes */
+ unsigned char sh_link[4]; /* Index of another section */
+ unsigned char sh_info[4]; /* Additional section information */
+ unsigned char sh_addralign[4]; /* Section alignment */
+ unsigned char sh_entsize[4]; /* Entry size if section holds table */
+} Elf32_External_Shdr;
+
+typedef struct {
+ unsigned char sh_name[4]; /* Section name, index in string tbl */
+ unsigned char sh_type[4]; /* Type of section */
+ unsigned char sh_flags[8]; /* Miscellaneous section attributes */
+ unsigned char sh_addr[8]; /* Section virtual addr at execution */
+ unsigned char sh_offset[8]; /* Section file offset */
+ unsigned char sh_size[8]; /* Size of section in bytes */
+ unsigned char sh_link[4]; /* Index of another section */
+ unsigned char sh_info[4]; /* Additional section information */
+ unsigned char sh_addralign[8]; /* Section alignment */
+ unsigned char sh_entsize[8]; /* Entry size if section holds table */
+} Elf64_External_Shdr;
+
+/* Symbol table entry */
+
+typedef struct {
+ unsigned char st_name[4]; /* Symbol name, index in string tbl */
+ unsigned char st_value[4]; /* Value of the symbol */
+ unsigned char st_size[4]; /* Associated symbol size */
+ unsigned char st_info[1]; /* Type and binding attributes */
+ unsigned char st_other[1]; /* No defined meaning, 0 */
+ unsigned char st_shndx[2]; /* Associated section index */
+} Elf32_External_Sym;
+
+typedef struct {
+ unsigned char st_name[4]; /* Symbol name, index in string tbl */
+ unsigned char st_info[1]; /* Type and binding attributes */
+ unsigned char st_other[1]; /* No defined meaning, 0 */
+ unsigned char st_shndx[2]; /* Associated section index */
+ unsigned char st_value[8]; /* Value of the symbol */
+ unsigned char st_size[8]; /* Associated symbol size */
+} Elf64_External_Sym;
+
+typedef struct {
+ unsigned char est_shndx[4]; /* Section index */
+} Elf_External_Sym_Shndx;
+
+/* Note segments */
+
+typedef struct {
+ unsigned char namesz[4]; /* Size of entry's owner string */
+ unsigned char descsz[4]; /* Size of the note descriptor */
+ unsigned char type[4]; /* Interpretation of the descriptor */
+ char name[1]; /* Start of the name+desc data */
+} Elf_External_Note;
+
+/* Relocation Entries */
+typedef struct {
+ unsigned char r_offset[4]; /* Location at which to apply the action */
+ unsigned char r_info[4]; /* index and type of relocation */
+} Elf32_External_Rel;
+
+typedef struct {
+ unsigned char r_offset[4]; /* Location at which to apply the action */
+ unsigned char r_info[4]; /* index and type of relocation */
+ unsigned char r_addend[4]; /* Constant addend used to compute value */
+} Elf32_External_Rela;
+
+typedef struct {
+ unsigned char r_offset[8]; /* Location at which to apply the action */
+ unsigned char r_info[8]; /* index and type of relocation */
+} Elf64_External_Rel;
+
+typedef struct {
+ unsigned char r_offset[8]; /* Location at which to apply the action */
+ unsigned char r_info[8]; /* index and type of relocation */
+ unsigned char r_addend[8]; /* Constant addend used to compute value */
+} Elf64_External_Rela;
+
+/* dynamic section structure */
+
+typedef struct {
+ unsigned char d_tag[4]; /* entry tag value */
+ union {
+ unsigned char d_val[4];
+ unsigned char d_ptr[4];
+ } d_un;
+} Elf32_External_Dyn;
+
+typedef struct {
+ unsigned char d_tag[8]; /* entry tag value */
+ union {
+ unsigned char d_val[8];
+ unsigned char d_ptr[8];
+ } d_un;
+} Elf64_External_Dyn;
+
+/* The version structures are currently size independent. They are
+ named without a 32 or 64. If that ever changes, these structures
+ will need to be renamed. */
+
+/* This structure appears in a SHT_GNU_verdef section. */
+
+typedef struct {
+ unsigned char vd_version[2];
+ unsigned char vd_flags[2];
+ unsigned char vd_ndx[2];
+ unsigned char vd_cnt[2];
+ unsigned char vd_hash[4];
+ unsigned char vd_aux[4];
+ unsigned char vd_next[4];
+} Elf_External_Verdef;
+
+/* This structure appears in a SHT_GNU_verdef section. */
+
+typedef struct {
+ unsigned char vda_name[4];
+ unsigned char vda_next[4];
+} Elf_External_Verdaux;
+
+/* This structure appears in a SHT_GNU_verneed section. */
+
+typedef struct {
+ unsigned char vn_version[2];
+ unsigned char vn_cnt[2];
+ unsigned char vn_file[4];
+ unsigned char vn_aux[4];
+ unsigned char vn_next[4];
+} Elf_External_Verneed;
+
+/* This structure appears in a SHT_GNU_verneed section. */
+
+typedef struct {
+ unsigned char vna_hash[4];
+ unsigned char vna_flags[2];
+ unsigned char vna_other[2];
+ unsigned char vna_name[4];
+ unsigned char vna_next[4];
+} Elf_External_Vernaux;
+
+/* This structure appears in a SHT_GNU_versym section. This is not a
+ standard ELF structure; ELF just uses Elf32_Half. */
+
+typedef struct {
+ unsigned char vs_vers[2];
+}
+#ifdef __GNUC__
+ __attribute__ ((packed))
+#endif
+ Elf_External_Versym;
+
+/* Structure for syminfo section. */
+typedef struct
+{
+ unsigned char si_boundto[2];
+ unsigned char si_flags[2];
+} Elf_External_Syminfo;
+
+#endif /* _ELF_EXTERNAL_H */
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