aboutsummaryrefslogtreecommitdiffstats
path: root/conf/checkmount/checkmount_aix.c
diff options
context:
space:
mode:
Diffstat (limited to 'conf/checkmount/checkmount_aix.c')
-rw-r--r--conf/checkmount/checkmount_aix.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/conf/checkmount/checkmount_aix.c b/conf/checkmount/checkmount_aix.c
new file mode 100644
index 000000000000..599c136facfe
--- /dev/null
+++ b/conf/checkmount/checkmount_aix.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 1997-2014 Erez Zadok
+ * Copyright (c) 1990 Jan-Simon Pendry
+ * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
+ * Copyright (c) 1990 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. 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.
+ *
+ *
+ * File: am-utils/conf/checkmount/checkmount_aix.c
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif /* HAVE_CONFIG_H */
+#include <am_defs.h>
+
+
+/*
+ * These were missing external definitions from old AIX's headers. They
+ * appear to be available in <sys/vmount.h> on AIX 5.3, and possibly
+ * earlier. Hence I commented this out.
+ */
+#ifndef HAVE_EXTERN_MNTCTL
+extern int mntctl(int cmd, int size, voidp buf);
+#endif /* not HAVE_EXTERN_MNTCTL */
+extern int is_same_host(char *name1, char *name2, struct in_addr addr2);
+
+
+int
+fixmount_check_mount(char *host, struct in_addr hostaddr, char *path)
+{
+ int ret, i;
+ char *mntinfo = NULL, *cp;
+ char *short_hostname, *long_hostname, *mount_point;
+ struct vmount *vp;
+
+ /*
+ * 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), (char *) &i);
+ if (ret == 0) {
+ mntinfo = xmalloc(i);
+ ret = mntctl(MCTL_QUERY, i, mntinfo);
+ }
+ if (ret <= 0) {
+ fprintf(stderr, "mntctl: %m");
+ XFREE(mntinfo);
+ exit(1);
+ }
+
+ /* iterate over each vmount structure */
+ for (i = 0, cp = mntinfo; i < ret; i++, cp += vp->vmt_length) {
+ vp = (struct vmount *) cp;
+ mount_point = vmt2dataptr(vp, VMT_STUB);
+ long_hostname = vmt2dataptr(vp, VMT_HOSTNAME);
+ short_hostname = vmt2dataptr(vp, VMT_HOST);
+ if (STREQ(path, mount_point) &&
+ (is_same_host(long_hostname, host, hostaddr) ||
+ is_same_host(short_hostname, host, hostaddr)))
+ return 1;
+ }
+
+ return 0;
+}