1 /*- 2 * Copyright (c) 2016 The DragonFly Project 3 * Copyright (c) 2013 The FreeBSD Foundation 4 * All rights reserved. 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 #include <sys/param.h> 37 #include <sys/ioccom.h> 38 39 #define AUTOFS_PATH "/dev/autofs" 40 41 struct autofs_daemon_request { 42 /* 43 * Request identifier. 44 */ 45 int adr_id; 46 47 /* 48 * The "from" field, containing map name. For example, 49 * when accessing '/net/192.168.1.3/tank/vm/', that would 50 * be '-hosts'. 51 */ 52 char adr_from[MAXPATHLEN]; 53 54 /* 55 * Full path to the node being looked up; for requests that result 56 * in actual mount it is the full mount path. 57 */ 58 char adr_path[MAXPATHLEN]; 59 60 /* 61 * Prefix, which is basically the mountpoint from auto_master(5). 62 * In example above that would be "/net"; for direct maps it is "/". 63 */ 64 char adr_prefix[MAXPATHLEN]; 65 66 /* 67 * Map key, also used as command argument for dynamic maps; in example 68 * above that would be '192.168.1.3'. 69 */ 70 char adr_key[MAXPATHLEN]; 71 72 /* 73 * Mount options from auto_master(5). 74 */ 75 char adr_options[MAXPATHLEN]; 76 }; 77 78 /* 79 * Compatibility with 10.1-RELEASE automountd(8). 80 */ 81 struct autofs_daemon_done_101 { 82 /* 83 * Identifier, copied from adr_id. 84 */ 85 int add_id; 86 87 /* 88 * Error number, possibly returned to userland. 89 */ 90 int add_error; 91 }; 92 93 struct autofs_daemon_done { 94 /* 95 * Identifier, copied from adr_id. 96 */ 97 int add_id; 98 99 /* 100 * Set to 1 if the map may contain wildcard entries; 101 * otherwise autofs will do negative caching. 102 */ 103 int add_wildcards; 104 105 /* 106 * Error number, possibly returned to userland. 107 */ 108 int add_error; 109 110 /* 111 * Reserved for future use. 112 */ 113 int add_spare[7]; 114 }; 115 116 #define AUTOFSREQUEST _IOR('I', 0x01, struct autofs_daemon_request) 117 #define AUTOFSDONE101 _IOW('I', 0x02, struct autofs_daemon_done_101) 118 #define AUTOFSDONE _IOW('I', 0x03, struct autofs_daemon_done) 119 120 #endif /* !AUTOFS_IOCTL_H */ 121