/* * Copyright (c) 1989 Jan-Simon Pendry * Copyright (c) 1989 Imperial College of Science, Technology & Medicine * Copyright (c) 1989, 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. * * @(#)efs_ops.c 8.1 (Berkeley) 6/6/93 * * $Id: efs_ops.c,v 5.2.2.1 1992/02/09 15:08:21 jsp beta $ * */ #include "am.h" #ifdef HAS_EFS /* * Error file system. * This is used as a last resort catchall if * nothing else worked. EFS just returns lots * of error codes, except for unmount which * always works of course. */ /* * EFS file system always matches */ static char *efs_match(fo) am_opts *fo; { return strdup("(error-hook)"); } /*ARGSUSED*/ static int efs_fmount(mf) mntfs *mf; { return ENOENT; } /*ARGSUSED*/ static int efs_fumount(mf) mntfs *mf; { /* * Always succeed */ return 0; } /* * EFS interface to RPC lookup() routine. * Should never get here in the automounter. * If we do then just give an error. */ /*ARGSUSED*/ am_node *efs_lookuppn(mp, fname, error_return, op) am_node *mp; char *fname; int *error_return; int op; { *error_return = ESTALE; return 0; } /* * EFS interface to RPC readdir() routine. * Should never get here in the automounter. * If we do then just give an error. */ /*ARGSUSED*/ int efs_readdir(mp, cookie, dp, ep, count) am_node *mp; nfscookie cookie; dirlist *dp; entry *ep; int count; { return ESTALE; } /* * Ops structure */ am_ops efs_ops = { "error", efs_match, 0, /* efs_init */ auto_fmount, efs_fmount, auto_fumount, efs_fumount, efs_lookuppn, efs_readdir, 0, /* efs_readlink */ 0, /* efs_mounted */ 0, /* efs_umounted */ find_afs_srvr, FS_DISCARD }; #endif /* HAS_EFS */