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      1 /*	$NetBSD: gelf_checksum.c,v 1.7 2026/05/17 21:40:50 jkoshy Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2006,2008 Joseph Koshy
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 
     31 #include <gelf.h>
     32 #include <libelf.h>
     33 
     34 #include "_libelf.h"
     35 
     36 ELFTC_VCSID("Id: gelf_checksum.c 4074 2025-01-07 15:34:21Z jkoshy");
     37 
     38 __RCSID("$NetBSD: gelf_checksum.c,v 1.7 2026/05/17 21:40:50 jkoshy Exp $");
     39 
     40 long
     41 elf32_checksum(Elf *e)
     42 {
     43 	return (_libelf_checksum(e, ELFCLASS32));
     44 }
     45 
     46 long
     47 elf64_checksum(Elf *e)
     48 {
     49 	return (_libelf_checksum(e, ELFCLASS64));
     50 }
     51 
     52 long
     53 gelf_checksum(Elf *e)
     54 {
     55 	unsigned int ec;
     56 
     57 	if (e == NULL ||
     58 	    ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64)) {
     59 		LIBELF_SET_ERROR(ARGUMENT, 0);
     60 		return (0L);
     61 	}
     62 	return (_libelf_checksum(e, ec));
     63 }
     64