BSD 4.4 Lite usr.sbin Sources

1 files changed, 137 insertions, 0 deletions

diff --git a/usr.sbin/amd/config/mtab_aix.c b/usr.sbin/amd/config/mtab_aix.c
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+++ b/usr.sbin/amd/config/mtab_aix.c
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+/*
+ * Copyright (c) 1990 Jan-Simon Pendry
+ * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Jan-Simon Pendry at Imperial College, London.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)mtab_aix.c	8.1 (Berkeley) 6/6/93
+ *
+ * $Id: mtab_aix.c,v 5.2.2.1 1992/02/09 15:10:07 jsp beta $
+ *
+ */
+
+#include "am.h"
+
+#ifdef READ_MTAB_AIX3_STYLE
+
+#include <sys/mntctl.h>
+#include <sys/vmount.h>
+
+static struct mntent *mnt_dup(mp)
+struct vmount *mp;
+{
+	struct mntent *new_mp = ALLOC(mntent);
+
+	char *ty;
+	new_mp->mnt_fsname = strdup(vmt2dataptr(mp, VMT_OBJECT));
+	new_mp->mnt_dir = strdup(vmt2dataptr(mp, VMT_STUB));
+	new_mp->mnt_opts = strdup(vmt2dataptr(mp, VMT_ARGS));
+	switch (mp->vmt_gfstype) {
+	case MNT_JFS:  ty = MTAB_TYPE_UFS; break;
+	case MNT_NFS:
+		ty = MTAB_TYPE_NFS;
+		new_mp->mnt_fsname = str3cat(new_mp->mnt_fsname,
+				vmt2dataptr(mp, VMT_HOSTNAME),
+				":", new_mp->mnt_fsname);
+		break;
+	default:  ty = "unknown"; break;
+	}
+	new_mp->mnt_type = strdup(ty);
+	new_mp->mnt_passno = mp->vmt_vfsnumber;
+	new_mp->mnt_freq = 0;
+
+	return new_mp;
+}
+
+/*
+ * Read a mount table into memory
+ */
+mntlist *read_mtab(fs)
+char *fs;
+{
+	mntlist **mpp, *mhp;
+
+	int i;
+	char *mntinfo = 0, *cp;
+	struct vmount *vp;
+	int ret;
+
+	/*
+	 * First figure out size of mount table
+	 * and allocate space for a copy...
+	 * Then get mount table for real.
+	 */
+	ret = mntctl(MCTL_QUERY, sizeof(i), &i);
+	if (ret == 0) {
+		mntinfo = xmalloc(i);
+		ret = mntctl(MCTL_QUERY, i, mntinfo);
+	}
+
+	if (ret <= 0) {
+		plog(XLOG_ERROR, "mntctl: %m");
+		goto out;
+	}
+#ifdef DEBUG
+	/*dlog("mntctl returns %d structures", ret);*/
+#endif /* DEBUG */
+
+	mpp = &mhp;
+	for (i = 0, cp = mntinfo; i < ret; i++, cp += vp->vmt_length) {
+		vp = (struct vmount *) cp;
+
+		/*
+		 * Allocate a new slot
+		 */
+		*mpp = ALLOC(mntlist);
+
+		/*
+		 * Copy the data returned by mntctl
+		 */
+		(*mpp)->mnt = mnt_dup(vp);
+
+		/*
+		 * Move to next pointer
+		 */
+		mpp = &(*mpp)->mnext;
+	}
+
+	*mpp = 0;
+
+out:
+	if (mntinfo)
+		free(mntinfo);
+	return mhp;
+}
+
+#endif /* READ_MTAB_AIX3_STYLE */