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64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
/* $NetBSD: tmpfs_args.h,v 1.3 2008/07/29 09:10:09 pooka Exp $ */
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/* $DragonFly: tmpfs_mount.h,v 1.3 2017/10/29 09:10:09 markuspf Exp $ */
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/*
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* Copyright (c) 2005, 2006, 2007 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Julio M. Merino Vidal, developed as part of Google's Summer of Code
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* 2005 program.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef VFS_TMPFS_TMPFS_MOUNT_H_
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#define VFS_TMPFS_TMPFS_MOUNT_H_
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/*
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* This structure is used to communicate mount parameters between userland
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* and kernel space.
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*/
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#define TMPFS_ARGS_VERSION 2
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struct tmpfs_mount_info {
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int ta_version;
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/* Size counters. */
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ino_t ta_nodes_max;
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off_t ta_size_max;
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size_t ta_maxfsize_max;
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/* Root node attributes. */
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uid_t ta_root_uid;
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gid_t ta_root_gid;
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mode_t ta_root_mode;
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};
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#define MNT_GID 0x00000001
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#define MNT_UID 0x00000002
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#define MNT_MODE 0x00000004
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#define MNT_INODES 0x00000008
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#define MNT_SIZE 0x00000010
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#define MNT_MAXFSIZE 0x00000020
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#endif /* VFS_TMPFS_TMPFS_MOUNT_H_ */
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