xref: /freebsd-src/sys/contrib/openzfs/lib/libspl/os/freebsd/getmntany.c (revision fd45b686f9d92f583366c75b22c04c7ee49709c0)

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or https://opensource.org/licenses/CDDL-1.0.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Copyright 2006 Ricardo Correia.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1988 AT&T	*/
/*	  All Rights Reserved	*/

#include <stdio.h>
#include <string.h>
#include <sys/errno.h>
#include <sys/mnttab.h>
#include <sys/types.h>
#include <sys/sysmacros.h>
#include <sys/stat.h>
#include <unistd.h>
#include <libzutil.h>

int
getextmntent(const char *path, struct extmnttab *entry, struct stat64 *statbuf)
{
	struct statfs sfs;

	if (strlen(path) >= MAXPATHLEN) {
		(void) fprintf(stderr, "invalid object; pathname too long\n");
		return (-1);
	}

	if (stat64(path, statbuf) != 0) {
		(void) fprintf(stderr, "cannot open '%s': %s\n",
		    path, zfs_strerror(errno));
		return (-1);
	}

	if (statfs(path, &sfs) != 0) {
		(void) fprintf(stderr, "%s: %s\n", path,
		    zfs_strerror(errno));
		return (-1);
	}
	statfs2mnttab(&sfs, (struct mnttab *)entry);
	return (0);
}