2 * include/linux/nfs4_acl.c
4 * Common NFSv4 ACL handling definitions.
6 * Copyright (c) 2002 The Regents of the University of Michigan.
9 * Marius Aamodt Eriksen <marius@umich.edu>
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its
21 * contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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37 #ifndef LINUX_NFS4_ACL_H
38 #define LINUX_NFS4_ACL_H
40 #include <linux/posix_acl.h>
42 /* Maximum ACL we'll accept from client; chosen (somewhat arbitrarily) to
44 #define NFS4_ACL_MAX 170
46 struct nfs4_acl *nfs4_acl_new(int);
47 void nfs4_acl_add_ace(struct nfs4_acl *, u32, u32, u32, int, uid_t);
48 int nfs4_acl_get_whotype(char *, u32);
49 int nfs4_acl_write_who(int who, char *p);
50 int nfs4_acl_permission(struct nfs4_acl *acl, uid_t owner, gid_t group,
53 #define NFS4_ACL_TYPE_DEFAULT 0x01
54 #define NFS4_ACL_DIR 0x02
55 #define NFS4_ACL_OWNER 0x04
57 struct nfs4_acl *nfs4_acl_posix_to_nfsv4(struct posix_acl *,
58 struct posix_acl *, unsigned int flags);
59 int nfs4_acl_nfsv4_to_posix(struct nfs4_acl *, struct posix_acl **,
60 struct posix_acl **, unsigned int flags);
62 #endif /* LINUX_NFS4_ACL_H */