4cdc52bdef
have wildcards. This makes it possible for autofs(4) to avoid requesting automountd(8) action on access to nonexistent nodes - unless wildcards are actually used. Note that this change breaks ABI for automountd(8). Tested by: dhw@ MFC after: 1 month Sponsored by: The FreeBSD Foundation
96 lines
2.8 KiB
C
96 lines
2.8 KiB
C
/*-
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* Copyright (c) 2013 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Edward Tomasz Napierala under sponsorship
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* from the FreeBSD Foundation.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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* $FreeBSD$
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*/
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#ifndef AUTOFS_IOCTL_H
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#define AUTOFS_IOCTL_H
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#define AUTOFS_PATH "/dev/autofs"
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struct autofs_daemon_request {
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/*
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* Request identifier.
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*/
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int adr_id;
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/*
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* The "from" field, containing map name. For example,
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* when accessing '/net/192.168.1.3/tank/vm/', that would
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* be '-hosts'.
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*/
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char adr_from[MAXPATHLEN];
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/*
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* Full path to the node being looked up; for requests that result
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* in actual mount it is the full mount path.
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*/
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char adr_path[MAXPATHLEN];
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/*
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* Prefix, which is basically the mountpoint from auto_master(5).
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* In example above that would be "/net"; for direct maps it is "/".
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*/
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char adr_prefix[MAXPATHLEN];
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/*
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* Map key, also used as command argument for dynamic maps; in example
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* above that would be '192.168.1.3'.
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*/
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char adr_key[MAXPATHLEN];
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/*
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* Mount options from auto_master(5).
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*/
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char adr_options[MAXPATHLEN];
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};
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struct autofs_daemon_done {
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/*
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* Identifier, copied from adr_id.
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*/
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int add_id;
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/*
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* Set to 1 if the map may contain wildcard entries;
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* otherwise autofs will do negative caching.
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*/
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int add_wildcards;
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/*
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* Error number, possibly returned to userland.
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*/
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int add_error;
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};
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#define AUTOFSREQUEST _IOR('I', 0x01, struct autofs_daemon_request)
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#define AUTOFSDONE _IOW('I', 0x02, struct autofs_daemon_done)
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#endif /* !AUTOFS_IOCTL_H */
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