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/* |
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* Copyright (c) 1989 Jan-Simon Pendry |
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* Copyright (c) 1989 Imperial College of Science, Technology & Medicine |
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* Copyright (c) 1989, 1993 |
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* The Regents of the University of California. All rights reserved. |
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* |
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* This code is derived from software contributed to Berkeley by |
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* Jan-Simon Pendry at Imperial College, London. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* from: @(#)efs_ops.c 8.1 (Berkeley) 6/6/93 |
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* $Id: efs_ops.c,v 1.4 2014/10/26 02:43:50 guenther Exp $ |
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*/ |
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#include "am.h" |
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#ifdef HAS_EFS |
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/* |
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* Error file system. |
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* This is used as a last resort catchall if |
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* nothing else worked. EFS just returns lots |
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* of error codes, except for unmount which |
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* always works of course. |
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*/ |
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/* |
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* EFS file system always matches |
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*/ |
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static char * |
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efs_match(am_opts *fo) |
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{ |
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return strdup("(error-hook)"); |
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} |
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static int |
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efs_fmount(mntfs *mf) |
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{ |
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return ENOENT; |
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} |
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static int |
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efs_fumount(mntfs *mf) |
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{ |
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/* |
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* Always succeed |
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*/ |
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return 0; |
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} |
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/* |
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* EFS interface to RPC lookup() routine. |
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* Should never get here in the automounter. |
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* If we do then just give an error. |
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*/ |
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am_node * |
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efs_lookuppn(am_node *mp, char *fname, int *error_return, int op) |
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{ |
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*error_return = ESTALE; |
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return 0; |
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} |
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/* |
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* EFS interface to RPC readdir() routine. |
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* Should never get here in the automounter. |
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* If we do then just give an error. |
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*/ |
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int |
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efs_readdir(am_node *mp, nfscookie cookie, dirlist *dp, entry *ep, |
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int count) |
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{ |
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return ESTALE; |
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} |
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/* |
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* Ops structure |
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*/ |
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am_ops efs_ops = { |
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"error", |
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efs_match, |
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0, /* efs_init */ |
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auto_fmount, |
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efs_fmount, |
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auto_fumount, |
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efs_fumount, |
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efs_lookuppn, |
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efs_readdir, |
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0, /* efs_readlink */ |
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0, /* efs_mounted */ |
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0, /* efs_umounted */ |
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find_afs_srvr, |
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FS_DISCARD |
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}; |
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#endif /* HAS_EFS */ |