00001 /* 00002 * Copyright 2005 PathScale, Inc. All Rights Reserved. 00003 */ 00004 00005 /* 00006 32.getehdr.c - implementation of the elf{32,64}_getehdr(3) functions. 00007 Copyright (C) 1995 - 1998 Michael Riepe <michael@stud.uni-hannover.de> 00008 00009 This library is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU Library General Public 00011 License as published by the Free Software Foundation; either 00012 version 2 of the License, or (at your option) any later version. 00013 00014 This library is distributed in the hope that it will be useful, 00015 but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 Library General Public License for more details. 00018 00019 You should have received a copy of the GNU Library General Public 00020 License along with this library; if not, write to the Free Software 00021 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00022 */ 00023 00024 #include <private.h> 00025 00026 #ifndef lint 00027 static const char rcsid[] = "@(#) $Id: 32.getehdr.c,v 1.1.1.1 2005/10/21 19:00:00 marcel Exp $"; 00028 #endif /* lint */ 00029 00030 char* 00031 _elf_getehdr(Elf *elf, unsigned cls) { 00032 if (!elf) { 00033 return NULL; 00034 } 00035 elf_assert(elf->e_magic == ELF_MAGIC); 00036 if (elf->e_kind != ELF_K_ELF) { 00037 seterr(ERROR_NOTELF); 00038 } 00039 else if (elf->e_class != cls) { 00040 seterr(ERROR_CLASSMISMATCH); 00041 } 00042 else if (elf->e_ehdr || _elf_cook(elf)) { 00043 return elf->e_ehdr; 00044 } 00045 return NULL; 00046 } 00047 00048 Elf32_Ehdr* 00049 elf32_getehdr(Elf *elf) { 00050 return (Elf32_Ehdr*)_elf_getehdr(elf, ELFCLASS32); 00051 } 00052 00053 #if __LIBELF64 00054 00055 Elf64_Ehdr* 00056 elf64_getehdr(Elf *elf) { 00057 return (Elf64_Ehdr*)_elf_getehdr(elf, ELFCLASS64); 00058 } 00059 00060 #endif /* __LIBELF64 */
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