1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2013 The FreeBSD Foundation 5 * 6 * This software was developed by Edward Tomasz Napierala under sponsorship 7 * from the FreeBSD Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef AUTOFS_IOCTL_H 34 #define AUTOFS_IOCTL_H 35 36 #define AUTOFS_PATH "/dev/autofs" 37 38 struct autofs_daemon_request { 39 /* 40 * Request identifier. 41 */ 42 int adr_id; 43 44 /* 45 * The "from" field, containing map name. For example, 46 * when accessing '/net/192.168.1.3/tank/vm/', that would 47 * be '-hosts'. 48 */ 49 char adr_from[MAXPATHLEN]; 50 51 /* 52 * Full path to the node being looked up; for requests that result 53 * in actual mount it is the full mount path. 54 */ 55 char adr_path[MAXPATHLEN]; 56 57 /* 58 * Prefix, which is basically the mountpoint from auto_master(5). 59 * In example above that would be "/net"; for direct maps it is "/". 60 */ 61 char adr_prefix[MAXPATHLEN]; 62 63 /* 64 * Map key, also used as command argument for dynamic maps; in example 65 * above that would be '192.168.1.3'. 66 */ 67 char adr_key[MAXPATHLEN]; 68 69 /* 70 * Mount options from auto_master(5). 71 */ 72 char adr_options[MAXPATHLEN]; 73 }; 74 75 /* 76 * Compatibility with 10.1-RELEASE automountd(8). 77 */ 78 struct autofs_daemon_done_101 { 79 /* 80 * Identifier, copied from adr_id. 81 */ 82 int add_id; 83 84 /* 85 * Error number, possibly returned to userland. 86 */ 87 int add_error; 88 }; 89 90 struct autofs_daemon_done { 91 /* 92 * Identifier, copied from adr_id. 93 */ 94 int add_id; 95 96 /* 97 * Set to 1 if the map may contain wildcard entries; 98 * otherwise autofs will do negative caching. 99 */ 100 int add_wildcards; 101 102 /* 103 * Error number, possibly returned to userland. 104 */ 105 int add_error; 106 107 /* 108 * Reserved for future use. 109 */ 110 int add_spare[7]; 111 }; 112 113 #define AUTOFSREQUEST _IOR('I', 0x01, struct autofs_daemon_request) 114 #define AUTOFSDONE101 _IOW('I', 0x02, struct autofs_daemon_done_101) 115 #define AUTOFSDONE _IOW('I', 0x03, struct autofs_daemon_done) 116 117 #endif /* !AUTOFS_IOCTL_H */ 118