autofs_ioctl.h

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    1 /*-
    2  * Copyright (c) 2013 The FreeBSD Foundation
    3  * All rights reserved.
    4  *
    5  * This software was developed by Edward Tomasz Napierala under sponsorship
    6  * from the FreeBSD Foundation.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  * $FreeBSD: releng/10.4/sys/fs/autofs/autofs_ioctl.h 279741 2015-03-07 19:32:19Z trasz $
   30  */
   31 
   32 #ifndef AUTOFS_IOCTL_H
   33 #define AUTOFS_IOCTL_H
   34 
   35 #define AUTOFS_PATH             "/dev/autofs"
   36 
   37 struct autofs_daemon_request {
   38         /*
   39          * Request identifier.
   40          */
   41         int             adr_id;
   42 
   43         /*
   44          * The "from" field, containing map name.  For example,
   45          * when accessing '/net/192.168.1.3/tank/vm/', that would
   46          * be '-hosts'.
   47          */
   48         char            adr_from[MAXPATHLEN];
   49 
   50         /*
   51          * Full path to the node being looked up; for requests that result
   52          * in actual mount it is the full mount path.
   53          */
   54         char            adr_path[MAXPATHLEN];
   55 
   56         /*
   57          * Prefix, which is basically the mountpoint from auto_master(5).
   58          * In example above that would be "/net"; for direct maps it is "/".
   59          */
   60         char            adr_prefix[MAXPATHLEN];
   61 
   62         /*
   63          * Map key, also used as command argument for dynamic maps; in example
   64          * above that would be '192.168.1.3'.
   65          */
   66         char            adr_key[MAXPATHLEN];
   67 
   68         /*
   69          * Mount options from auto_master(5).
   70          */
   71         char            adr_options[MAXPATHLEN];
   72 };
   73 
   74 /*
   75  * Compatibility with 10.1-RELEASE automountd(8).
   76  */
   77 struct autofs_daemon_done_101 {
   78         /*
   79          * Identifier, copied from adr_id.
   80          */
   81         int             add_id;
   82 
   83         /*
   84          * Error number, possibly returned to userland.
   85          */
   86         int             add_error;
   87 };
   88 
   89 struct autofs_daemon_done {
   90         /*
   91          * Identifier, copied from adr_id.
   92          */
   93         int             add_id;
   94 
   95         /*
   96          * Set to 1 if the map may contain wildcard entries;
   97          * otherwise autofs will do negative caching.
   98          */
   99         int             add_wildcards;
  100 
  101         /*
  102          * Error number, possibly returned to userland.
  103          */
  104         int             add_error;
  105 
  106         /*
  107          * Reserved for future use.
  108          */
  109         int             add_spare[7];
  110 };
  111 
  112 #define AUTOFSREQUEST   _IOR('I', 0x01, struct autofs_daemon_request)
  113 #define AUTOFSDONE101   _IOW('I', 0x02, struct autofs_daemon_done_101)
  114 #define AUTOFSDONE      _IOW('I', 0x03, struct autofs_daemon_done)
  115 
  116 #endif /* !AUTOFS_IOCTL_H */

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FreeBSD/Linux Kernel Cross Reference sys/fs/autofs/autofs_ioctl.h

FreeBSD/Linux Kernel Cross Reference
sys/fs/autofs/autofs_ioctl.h