Home | History | Annotate | Download | only in common
      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 
     22 /*
     23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 /*	Copyright (c) 1988 AT&T	*/
     28 /*	  All Rights Reserved  	*/
     29 
     30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     31 
     32 #include "libelf.h"
     33 #include "decl.h"
     34 #include "msg.h"
     35 
     36 
     37 static void*
     38 getehdr(Elf * elf, int class)
     39 {
     40 	void *	rc;
     41 	if (elf == 0)
     42 		return (0);
     43 	ELFWLOCK(elf);
     44 	if (elf->ed_class != class) {
     45 		_elf_seterr(EREQ_CLASS, 0);
     46 		ELFUNLOCK(elf);
     47 		return (0);
     48 	}
     49 	if (elf->ed_ehdr == 0)
     50 		(void) _elf_cook(elf);
     51 
     52 	rc = elf->ed_ehdr;
     53 	ELFUNLOCK(elf);
     54 
     55 	return (rc);
     56 }
     57 
     58 
     59 Elf32_Ehdr *
     60 elf32_getehdr(Elf * elf)
     61 {
     62 	return ((Elf32_Ehdr*) getehdr(elf, ELFCLASS32));
     63 }
     64 
     65 
     66 Elf64_Ehdr *
     67 elf64_getehdr(Elf * elf)
     68 {
     69 	return ((Elf64_Ehdr*) getehdr(elf, ELFCLASS64));
     70 }
     71