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1/*-
2 * Copyright (c) 2001 Dag-Erling Co��dan Sm��rgrav
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: head/sys/fs/pseudofs/pseudofs.h 230249 2012-01-17 01:08:01Z mckusick $
28 * $FreeBSD: head/sys/fs/pseudofs/pseudofs.h 232278 2012-02-29 00:30:18Z mm $
29 */
30
31#ifndef _PSEUDOFS_H_INCLUDED
32#define _PSEUDOFS_H_INCLUDED
33
34#include <sys/jail.h>
35
36/*
37 * Opaque structures
38 */
39struct mntarg;
40struct mount;
41struct nameidata;
42struct proc;
43struct sbuf;

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268 int flags);
269struct pfs_node *pfs_find_node (struct pfs_node *parent, const char *name);
270void pfs_purge (struct pfs_node *pn);
271int pfs_destroy (struct pfs_node *pn);
272
273/*
274 * Now for some initialization magic...
275 */
274#define PSEUDOFS(name, version) \
276#define PSEUDOFS(name, version, jflag) \
277 \
278static struct pfs_info name##_info = { \
279 #name, \
280 name##_init, \
281 name##_uninit, \
282}; \
283 \
284static int \
285_##name##_mount(struct mount *mp) { \
286 if (jflag && !prison_allow(curthread->td_ucred, jflag)) \
287 return (EPERM); \
288 return pfs_mount(&name##_info, mp); \
289} \
290 \
291static int \
292_##name##_init(struct vfsconf *vfc) { \
293 return pfs_init(&name##_info, vfc); \
294} \
295 \

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302 .vfs_cmount = pfs_cmount, \
303 .vfs_init = _##name##_init, \
304 .vfs_mount = _##name##_mount, \
305 .vfs_root = pfs_root, \
306 .vfs_statfs = pfs_statfs, \
307 .vfs_uninit = _##name##_uninit, \
308 .vfs_unmount = pfs_unmount, \
309}; \
306VFS_SET(name##_vfsops, name, VFCF_SYNTHETIC); \
310VFS_SET(name##_vfsops, name, VFCF_SYNTHETIC | (jflag ? VFCF_JAIL : 0)); \
311MODULE_VERSION(name, version); \
312MODULE_DEPEND(name, pseudofs, 1, 1, 1);
313
314#endif