a26baf285f
All changes needed for the libspl layer. This includes modifications to files directly copied from OpenSolaris and the addition of new files needed to fill in the gaps. Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
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* Copyright 2006 Ricardo Correia. All rights reserved.
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* Use is subject to license terms.
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*/
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/* Copyright (c) 1988 AT&T */
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/* All Rights Reserved */
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#include <stdio.h>
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#include <string.h>
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#include <mntent.h>
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#include <sys/mnttab.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#define BUFSIZE (MNT_LINE_MAX + 2)
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__thread char buf[BUFSIZE];
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#define DIFF(xx) ((mrefp->xx != NULL) && \
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(mgetp->xx == NULL || strcmp(mrefp->xx, mgetp->xx) != 0))
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int
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getmntany(FILE *fp, struct mnttab *mgetp, struct mnttab *mrefp)
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{
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int ret;
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while (((ret = _sol_getmntent(fp, mgetp)) == 0) &&
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(DIFF(mnt_special) || DIFF(mnt_mountp) ||
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DIFF(mnt_fstype) || DIFF(mnt_mntopts)));
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return ret;
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}
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int
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_sol_getmntent(FILE *fp, struct mnttab *mgetp)
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{
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struct mntent mntbuf;
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struct mntent *ret;
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ret = getmntent_r(fp, &mntbuf, buf, BUFSIZE);
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if (ret != NULL) {
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mgetp->mnt_special = mntbuf.mnt_fsname;
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mgetp->mnt_mountp = mntbuf.mnt_dir;
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mgetp->mnt_fstype = mntbuf.mnt_type;
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mgetp->mnt_mntopts = mntbuf.mnt_opts;
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return 0;
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}
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if (feof(fp))
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return -1;
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return MNT_TOOLONG;
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}
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int
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getextmntent(FILE *fp, struct extmnttab *mp, int len)
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{
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int ret;
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struct stat64 st;
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ret = _sol_getmntent(fp, (struct mnttab *) mp);
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if (ret == 0) {
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if (stat64(mp->mnt_mountp, &st) != 0) {
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mp->mnt_major = 0;
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mp->mnt_minor = 0;
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return ret;
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}
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mp->mnt_major = major(st.st_dev);
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mp->mnt_minor = minor(st.st_dev);
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}
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return ret;
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}
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