/* $NetBSD: amfs_error.c,v 1.1.1.3 2015/01/17 16:34:15 christos Exp $ */ /* * Copyright (c) 1997-2014 Erez Zadok * Copyright (c) 1989 Jan-Simon Pendry * Copyright (c) 1989 Imperial College of Science, Technology & Medicine * Copyright (c) 1989 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/amd/amfs_error.c * */ /* * 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. */ #ifdef HAVE_CONFIG_H # include #endif /* HAVE_CONFIG_H */ #include #include static char *amfs_error_match(am_opts *fo); static int amfs_error_mount(am_node *am, mntfs *mf); static int amfs_error_umount(am_node *am, mntfs *mf); /* * Ops structure */ am_ops amfs_error_ops = { "error", amfs_error_match, 0, /* amfs_error_init */ amfs_error_mount, amfs_error_umount, amfs_error_lookup_child, amfs_error_mount_child, amfs_error_readdir, 0, /* amfs_error_readlink */ 0, /* amfs_error_mounted */ 0, /* amfs_error_umounted */ amfs_generic_find_srvr, 0, /* amfs_error_get_wchan */ FS_DISCARD, /* nfs_fs_flags */ #ifdef HAVE_FS_AUTOFS AUTOFS_ERROR_FS_FLAGS, #endif /* HAVE_FS_AUTOFS */ }; /* * EFS file system always matches */ static char * amfs_error_match(am_opts *fo) { return xstrdup("(error-hook)"); } static int amfs_error_mount(am_node *am, mntfs *mf) { return ENOENT; } static int amfs_error_umount(am_node *am, 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. */ am_node * amfs_error_lookup_child(am_node *mp, char *fname, int *error_return, int op) { *error_return = ESTALE; return 0; } /* * EFS interface to RPC lookup() routine. * Should never get here in the automounter. * If we do then just give an error. */ am_node * amfs_error_mount_child(am_node *ap, int *error_return) { *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. */ int amfs_error_readdir(am_node *mp, voidp cookie, voidp dp, voidp ep, u_int count) { return ESTALE; }