diff options
Diffstat (limited to 'conf/checkmount/checkmount_aix.c')
-rw-r--r-- | conf/checkmount/checkmount_aix.c | 93 |
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; +} |