/*- * Copyright (c) 2006 Joseph Koshy * 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, 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. * * 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. * * $FreeBSD$ */ /* * ELF types, defined in the "enum Elf_Type" API. * * The members of the list form a 3-tuple: (name, C-type-suffix, OSversion). * + `name' is an Elf_Type symbol without the `ELF_T_' prefix. * + `C-type-suffix' is the suffix for Elf32_ and Elf64_ type names. * + `version' is the OS version the symbol first appeared in. * * OS revisions of note are: * 600102 - The earliest (6.0-STABLE) version supported by this code. * 700009 - Symbol versioning and ELF64 type changes. * 700025 - More ELF types and the introduction of libelf. */ define(`ELF_TYPE_LIST', ``ADDR, Addr, 600102', `BYTE, Byte, 600102', `CAP, Cap, 700025', `DYN, Dyn, 600102', `EHDR, Ehdr, 600102', `GNUHASH, -, 800062', `HALF, Half, 600102', `LWORD, Lword, 700025', `MOVE, Move, 700025', `MOVEP, MoveP, 700025', `NOTE, Note, 600102', `OFF, Off, 600102', `PHDR, Phdr, 600102', `REL, Rel, 600102', `RELA, Rela, 600102', `SHDR, Shdr, 600102', `SWORD, Sword, 600102', `SXWORD, Sxword, 700009', `SYMINFO, Syminfo, 700025', `SYM, Sym, 600102', `VDEF, Verdef, 700009', `VNEED, Verneed, 700009', `WORD, Word, 600102', `XWORD, Xword, 700009', `NUM, _, _'') /* * DEFINE_STRUCT(NAME,MEMBERLIST...) * * Map a type name to its members. * * Each member-list element comprises of pairs of (field name, type), * in the sequence used in the file representation of `NAME'. * * Each member list element comprises a pair containing a field name * and a basic type. Basic types include IDENT, HALF, WORD, LWORD, * ADDR{32,64}, OFF{32,64}, SWORD, XWORD, SXWORD. * * The last element of a member list is the null element: `_,_'. */ define(`DEFINE_STRUCT',`define(`$1_DEF',shift($@))dnl') DEFINE_STRUCT(`Elf32_Cap', ``c_tag, WORD', `c_un.c_val, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Cap', ``c_tag, XWORD', `c_un.c_val, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Dyn', ``d_tag, SWORD', `d_un.d_ptr, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Dyn', ``d_tag, SXWORD', `d_un.d_ptr, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Ehdr', ``e_ident, IDENT', `e_type, HALF', `e_machine, HALF', `e_version, WORD', `e_entry, ADDR', `e_phoff, OFF', `e_shoff, OFF', `e_flags, WORD', `e_ehsize, HALF', `e_phentsize, HALF', `e_phnum, HALF', `e_shentsize, HALF', `e_shnum, HALF', `e_shstrndx, HALF', `_,_'') DEFINE_STRUCT(`Elf64_Ehdr', ``e_ident, IDENT', `e_type, HALF', `e_machine, HALF', `e_version, WORD', `e_entry, ADDR', `e_phoff, OFF', `e_shoff, OFF', `e_flags, WORD', `e_ehsize, HALF', `e_phentsize, HALF', `e_phnum, HALF', `e_shentsize, HALF', `e_shnum, HALF', `e_shstrndx, HALF', `_,_'') DEFINE_STRUCT(`Elf32_Move', ``m_value, LWORD', `m_info, WORD', `m_poffset, WORD', `m_repeat, HALF', `m_stride, HALF', `_,_'') DEFINE_STRUCT(`Elf64_Move', ``m_value, LWORD', `m_info, XWORD', `m_poffset, XWORD', `m_repeat, HALF', `m_stride, HALF', `_,_'') DEFINE_STRUCT(`Elf32_Phdr', ``p_type, WORD', `p_offset, OFF', `p_vaddr, ADDR', `p_paddr, ADDR', `p_filesz, WORD', `p_memsz, WORD', `p_flags, WORD', `p_align, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Phdr', ``p_type, WORD', `p_flags, WORD', `p_offset, OFF', `p_vaddr, ADDR', `p_paddr, ADDR', `p_filesz, XWORD', `p_memsz, XWORD', `p_align, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Rel', ``r_offset, ADDR', `r_info, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Rel', ``r_offset, ADDR', `r_info, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Rela', ``r_offset, ADDR', `r_info, WORD', `r_addend, SWORD', `_,_'') DEFINE_STRUCT(`Elf64_Rela', ``r_offset, ADDR', `r_info, XWORD', `r_addend, SXWORD', `_,_'') DEFINE_STRUCT(`Elf32_Shdr', ``sh_name, WORD', `sh_type, WORD', `sh_flags, WORD', `sh_addr, ADDR', `sh_offset, OFF', `sh_size, WORD', `sh_link, WORD', `sh_info, WORD', `sh_addralign, WORD', `sh_entsize, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Shdr', ``sh_name, WORD', `sh_type, WORD', `sh_flags, XWORD', `sh_addr, ADDR', `sh_offset, OFF', `sh_size, XWORD', `sh_link, WORD', `sh_info, WORD', `sh_addralign, XWORD', `sh_entsize, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Sym', ``st_name, WORD', `st_value, ADDR', `st_size, WORD', `st_info, BYTE', `st_other, BYTE', `st_shndx, HALF', `_,_'') DEFINE_STRUCT(`Elf64_Sym', ``st_name, WORD', `st_info, BYTE', `st_other, BYTE', `st_shndx, HALF', `st_value, ADDR', `st_size, XWORD', `_,_'') DEFINE_STRUCT(`Elf32_Syminfo', ``si_boundto, HALF', `si_flags, HALF', `_,_'') DEFINE_STRUCT(`Elf64_Syminfo', ``si_boundto, HALF', `si_flags, HALF', `_,_'') DEFINE_STRUCT(`Elf32_Verdaux', ``vda_name, WORD', `vda_next, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Verdaux', ``vda_name, WORD', `vda_next, WORD', `_,_'') DEFINE_STRUCT(`Elf32_Verdef', ``vd_version, HALF', `vd_flags, HALF', `vd_ndx, HALF', `vd_cnt, HALF', `vd_hash, WORD', `vd_aux, WORD', `vd_next, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Verdef', ``vd_version, HALF', `vd_flags, HALF', `vd_ndx, HALF', `vd_cnt, HALF', `vd_hash, WORD', `vd_aux, WORD', `vd_next, WORD', `_,_'') DEFINE_STRUCT(`Elf32_Verneed', ``vn_version, HALF', `vn_cnt, HALF', `vn_file, WORD', `vn_aux, WORD', `vn_next, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Verneed', ``vn_version, HALF', `vn_cnt, HALF', `vn_file, WORD', `vn_aux, WORD', `vn_next, WORD', `_,_'') DEFINE_STRUCT(`Elf32_Vernaux', ``vna_hash, WORD', `vna_flags, HALF', `vna_other, HALF', `vna_name, WORD', `vna_next, WORD', `_,_'') DEFINE_STRUCT(`Elf64_Vernaux', ``vna_hash, WORD', `vna_flags, HALF', `vna_other, HALF', `vna_name, WORD', `vna_next, WORD', `_,_'')