1/*
2 *  Mapping of UID to name and vice versa.
3 *
4 *  Copyright (c) 2002, 2003 The Regents of the University of
5 *  Michigan.  All rights reserved.
6> *
7 *  Marius Aamodt Eriksen <marius@umich.edu>
8 *
9 *  Redistribution and use in source and binary forms, with or without
10 *  modification, are permitted provided that the following conditions
11 *  are met:
12 *
13 *  1. Redistributions of source code must retain the above copyright
14 *     notice, this list of conditions and the following disclaimer.
15 *  2. Redistributions in binary form must reproduce the above copyright
16 *     notice, this list of conditions and the following disclaimer in the
17 *     documentation and/or other materials provided with the distribution.
18 *  3. Neither the name of the University nor the names of its
19 *     contributors may be used to endorse or promote products derived
20 *     from this software without specific prior written permission.
21 *
22 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
23 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25 *  DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 *  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
29 *  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
30 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
31 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
32 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#ifndef LINUX_NFSD_IDMAP_H
36#define LINUX_NFSD_IDMAP_H
37
38#include <linux/in.h>
39#include <linux/sunrpc/svc.h>
40#include <linux/nfs_idmap.h>
41
42#ifdef CONFIG_NFSD_V4
43int nfsd_idmap_init(struct net *);
44void nfsd_idmap_shutdown(struct net *);
45#else
46static inline int nfsd_idmap_init(struct net *net)
47{
48	return 0;
49}
50static inline void nfsd_idmap_shutdown(struct net *net)
51{
52}
53#endif
54
55__be32 nfsd_map_name_to_uid(struct svc_rqst *, const char *, size_t, kuid_t *);
56__be32 nfsd_map_name_to_gid(struct svc_rqst *, const char *, size_t, kgid_t *);
57__be32 nfsd4_encode_user(struct xdr_stream *, struct svc_rqst *, kuid_t);
58__be32 nfsd4_encode_group(struct xdr_stream *, struct svc_rqst *, kgid_t);
59
60#endif /* LINUX_NFSD_IDMAP_H */
61