197 lines
5.7 KiB
C
197 lines
5.7 KiB
C
/*-
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* Copyright (c) 2006,2008 Joseph Koshy
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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, 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
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* FOR 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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* $Id: elf_types.m4 321 2009-03-07 16:59:14Z jkoshy $
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*/
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/*
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* ELF types, defined in the "enum Elf_Type" API.
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*
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* The members of the list form a 2-tuple: (name, C-type-suffix).
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* + name is an Elf_Type symbol without the ELF_T_ prefix.
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* + C-type-suffix is the suffix for Elf32_ and Elf64_ type names.
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*/
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/*
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* DEFINE_STRUCT(NAME,MEMBERLIST...)
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*
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* Map a type name to its members.
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*
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* Each member-list element comprises of pairs of (field name, type),
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* in the sequence used in the file representation of NAME.
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*
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* Each member list element comprises a pair containing a field name
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* and a basic type. Basic types include IDENT, HALF, WORD, LWORD,
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* ADDR{32,64}, OFF{32,64}, SWORD, XWORD, SXWORD.
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*
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* The last element of a member list is the null element: _,_.
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*/
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/*-
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* Copyright (c) 2006,2008-2011 Joseph Koshy
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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, 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
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* FOR 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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#include <sys/cdefs.h>
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#include <assert.h>
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#include <libelf.h>
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#include <string.h>
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#include "_libelf.h"
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ELFTC_VCSID("$Id: libelf_msize.m4 2225 2011-11-26 18:55:54Z jkoshy $");
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/* WARNING: GENERATED FROM libelf_msize.m4. */
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struct msize {
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size_t msz32;
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size_t msz64;
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};
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static struct msize msize[ELF_T_NUM] = {
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[ELF_T_ADDR] = { .msz32 = sizeof(Elf32_Addr), .msz64 = sizeof(Elf64_Addr) },
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[ELF_T_BYTE] = { .msz32 = 1, .msz64 = 1 },
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[ELF_T_CAP] = { .msz32 = sizeof(Elf32_Cap), .msz64 = sizeof(Elf64_Cap) },
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[ELF_T_DYN] = { .msz32 = sizeof(Elf32_Dyn), .msz64 = sizeof(Elf64_Dyn) },
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[ELF_T_EHDR] = { .msz32 = sizeof(Elf32_Ehdr), .msz64 = sizeof(Elf64_Ehdr) },
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[ELF_T_GNUHASH] = { .msz32 = 1, .msz64 = 1 },
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[ELF_T_HALF] = { .msz32 = sizeof(Elf32_Half), .msz64 = sizeof(Elf64_Half) },
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[ELF_T_LWORD] = { .msz32 = sizeof(Elf32_Lword), .msz64 = sizeof(Elf64_Lword) },
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[ELF_T_MOVE] = { .msz32 = sizeof(Elf32_Move), .msz64 = sizeof(Elf64_Move) },
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[ELF_T_MOVEP] = { .msz32 = 0, .msz64 = 0 },
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[ELF_T_NOTE] = { .msz32 = 1, .msz64 = 1 },
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[ELF_T_OFF] = { .msz32 = sizeof(Elf32_Off), .msz64 = sizeof(Elf64_Off) },
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[ELF_T_PHDR] = { .msz32 = sizeof(Elf32_Phdr), .msz64 = sizeof(Elf64_Phdr) },
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[ELF_T_REL] = { .msz32 = sizeof(Elf32_Rel), .msz64 = sizeof(Elf64_Rel) },
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[ELF_T_RELA] = { .msz32 = sizeof(Elf32_Rela), .msz64 = sizeof(Elf64_Rela) },
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[ELF_T_SHDR] = { .msz32 = sizeof(Elf32_Shdr), .msz64 = sizeof(Elf64_Shdr) },
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[ELF_T_SWORD] = { .msz32 = sizeof(Elf32_Sword), .msz64 = sizeof(Elf64_Sword) },
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[ELF_T_SXWORD] = { .msz32 = 0, .msz64 = sizeof(Elf64_Sxword) },
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[ELF_T_SYMINFO] = { .msz32 = sizeof(Elf32_Syminfo), .msz64 = sizeof(Elf64_Syminfo) },
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[ELF_T_SYM] = { .msz32 = sizeof(Elf32_Sym), .msz64 = sizeof(Elf64_Sym) },
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[ELF_T_VDEF] = { .msz32 = 1, .msz64 = 1 },
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[ELF_T_VNEED] = { .msz32 = 1, .msz64 = 1 },
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[ELF_T_WORD] = { .msz32 = sizeof(Elf32_Word), .msz64 = sizeof(Elf64_Word) },
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[ELF_T_XWORD] = { .msz32 = 0, .msz64 = sizeof(Elf64_Xword) },
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};
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size_t
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_libelf_msize(Elf_Type t, int elfclass, unsigned int version)
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{
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size_t sz;
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assert(elfclass == ELFCLASS32 || elfclass == ELFCLASS64);
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assert((signed) t >= ELF_T_FIRST && t <= ELF_T_LAST);
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if (version != EV_CURRENT) {
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LIBELF_SET_ERROR(VERSION, 0);
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return (0);
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}
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sz = (elfclass == ELFCLASS32) ? msize[t].msz32 : msize[t].msz64;
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return (sz);
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}
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