1/*	$NetBSD: tmpfs_fifoops.c,v 1.5 2005/12/11 12:24:29 christos Exp $	*/
2
3/*-
4 * SPDX-License-Identifier: BSD-2-Clause
5 *
6 * Copyright (c) 2005 The NetBSD Foundation, Inc.
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Julio M. Merino Vidal, developed as part of Google's Summer of Code
11 * 2005 program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35/*
36 * tmpfs vnode interface for named pipes.
37 */
38
39#include <sys/param.h>
40#include <sys/mount.h>
41#include <sys/proc.h>
42#include <sys/vnode.h>
43
44#include <vm/vm.h>
45#include <vm/vm_object.h>
46
47#include <fs/tmpfs/tmpfs.h>
48#include <fs/tmpfs/tmpfs_fifoops.h>
49#include <fs/tmpfs/tmpfs_vnops.h>
50
51static int
52tmpfs_fifo_close(struct vop_close_args *v)
53{
54	struct tmpfs_node *node;
55
56	node = VP_TO_TMPFS_NODE(v->a_vp);
57	tmpfs_set_accessed(VFS_TO_TMPFS(v->a_vp->v_mount), node);
58	tmpfs_update(v->a_vp);
59	return (fifo_specops.vop_close(v));
60}
61
62/*
63 * vnode operations vector used for fifos stored in a tmpfs file system.
64 */
65struct vop_vector tmpfs_fifoop_entries = {
66	.vop_default =			&fifo_specops,
67	.vop_close =			tmpfs_fifo_close,
68	.vop_reclaim =			tmpfs_reclaim,
69	.vop_access =			tmpfs_access,
70	.vop_getattr =			tmpfs_getattr,
71	.vop_setattr =			tmpfs_setattr,
72	.vop_pathconf =                 tmpfs_pathconf,
73	.vop_print =			tmpfs_print,
74	.vop_add_writecount =		vop_stdadd_writecount_nomsync,
75	.vop_fplookup_vexec =		VOP_EAGAIN,
76	.vop_fplookup_symlink =		VOP_EAGAIN,
77};
78VFS_VOP_VECTOR_REGISTER(tmpfs_fifoop_entries);
79