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- /*
- * 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. 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.
- *
- * %W% (Berkeley) %G%
- *
- * $Id: mount_aix.c,v 1.1.1.1 1996/03/18 09:34:01 jnhollma Exp $
- *
- */
-
-
- /*
- * AIX 3 Mount helper
- */
-
- #include <sys/param.h>
- #include <sys/stat.h>
- #include <sys/vmount.h>
- #include <sys/errno.h>
- #include <fcntl.h>
-
- #include "misc-aix3.h"
- #include "os-aix3.h"
-
- typedef void * voidp;
-
- #undef DEBUG
-
- char hostname[MAXHOSTNAMELEN] = "localhost"; /* Hostname */
-
- static int aix3_mkvp(p, gfstype, flags, object, stub, host, info, info_size, args)
- char *p;
- int gfstype;
- int flags;
- char *object;
- char *stub;
- char *host;
- char *info;
- int info_size;
- char *args;
- {
- struct vmount *vp = (struct vmount *) p;
- bzero((voidp) vp, sizeof(*vp));
- /*
- * Fill in standard fields
- */
- vp->vmt_revision = VMT_REVISION;
- vp->vmt_flags = flags;
- vp->vmt_gfstype = gfstype;
-
- #define VMT_ROUNDUP(len) (4 * ((len + 3) / 4))
- #define VMT_ASSIGN(vp, idx, data, size) \
- vp->vmt_data[idx].vmt_off = p - (char *) vp; \
- vp->vmt_data[idx].vmt_size = size; \
- bcopy(data, p, size); \
- p += VMT_ROUNDUP(size);
-
- /*
- * Fill in all variable length data
- */
- p += sizeof(*vp);
-
- VMT_ASSIGN(vp, VMT_OBJECT, object, strlen(object) + 1);
- VMT_ASSIGN(vp, VMT_STUB, stub, strlen(stub) + 1);
- VMT_ASSIGN(vp, VMT_HOST, host, strlen(host) + 1);
- VMT_ASSIGN(vp, VMT_HOSTNAME, host, strlen(host) + 1);
- VMT_ASSIGN(vp, VMT_INFO, info, info_size);
- VMT_ASSIGN(vp, VMT_ARGS, args, strlen(args) + 1);
-
- #undef VMT_ASSIGN
- #undef VMT_ROUNDUP
-
- /*
- * Return length
- */
- return vp->vmt_length = p - (char *) vp;
- }
-
- /*
- * Map from conventional mount arguments
- * to AIX 3-style arguments.
- */
- aix3_mount(fsname, dir, flags, type, data, args)
- char *fsname;
- char *dir;
- int flags;
- int type;
- void *data;
- char *args;
- {
- char buf[4096];
- int size;
-
- for (size = 0; size < 4096; size++) buf[size] = 0;
- #ifdef DEBUG
- printf("aix3_mount: fsname %s, dir %s, type %d\n", fsname, dir, type);
- #endif
-
- /* aix3_mkvp(p, gfstype, flags, object, stub, host, info, info_size, args) */
-
- switch (type) {
-
- case MOUNT_TYPE_NFS: {
- char *host = strdup(fsname);
- char *rfs = strchr(host, ':');
- int free_rfs = 0;
- if (rfs) {
- *rfs++ = '\0';
- } else {
- rfs = host;
- free_rfs = 1;
- host = strdup(hostname);
- }
-
- size = aix3_mkvp(buf, type, flags, rfs, dir, host, data, sizeof(struct nfs_args), args);
- if (free_rfs)
- free((voidp) rfs);
- free(host);
-
- } break;
-
- case MOUNT_TYPE_UFS:
- /* Need to open block device and extract log device info from sblk. */
- errno = EINVAL;
- return -1;
-
- default:
- errno = EINVAL;
- return -1;
- }
- #ifdef DEBUG
- printf("aix3_mkvp: flags %#x, size %d, args %s\n", flags, size, args);
- printf("revision %d\n", ((struct vmount *)buf)->vmt_revision);
- #endif
-
- return vmount(buf, size);
- }
-