1/*
 2 *  Common NFSv4 ACL handling definitions.
 3 *
 4 *  Copyright (c) 2002 The Regents of the University of Michigan.
 5 *  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_NFS4_ACL_H
36#define LINUX_NFS4_ACL_H
37
38struct nfs4_acl;
39struct svc_fh;
40struct svc_rqst;
41
42/*
43 * Maximum ACL we'll accept from a client; chosen (somewhat
44 * arbitrarily) so that kmalloc'ing the ACL shouldn't require a
45 * high-order allocation.  This allows 204 ACEs on x86_64:
46 */
47#define NFS4_ACL_MAX ((PAGE_SIZE - sizeof(struct nfs4_acl)) \
48			/ sizeof(struct nfs4_ace))
49
50struct nfs4_acl *nfs4_acl_new(int);
51int nfs4_acl_get_whotype(char *, u32);
52__be32 nfs4_acl_write_who(int who, __be32 **p, int *len);
53
54int nfsd4_get_nfs4_acl(struct svc_rqst *rqstp, struct dentry *dentry,
55		struct nfs4_acl **acl);
56__be32 nfsd4_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
57		struct nfs4_acl *acl);
58
59#endif /* LINUX_NFS4_ACL_H */

 1/*
 2 *  Common NFSv4 ACL handling definitions.
 3 *
 4 *  Copyright (c) 2002 The Regents of the University of Michigan.
 5 *  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_NFS4_ACL_H
36#define LINUX_NFS4_ACL_H
37
38struct nfs4_acl;
39struct svc_fh;
40struct svc_rqst;
41
42int nfs4_acl_bytes(int entries);
 
 
 
 
 
 
 
 
43int nfs4_acl_get_whotype(char *, u32);
44__be32 nfs4_acl_write_who(struct xdr_stream *xdr, int who);
45
46int nfsd4_get_nfs4_acl(struct svc_rqst *rqstp, struct dentry *dentry,
47		struct nfs4_acl **acl);
48__be32 nfsd4_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
49		struct nfs4_acl *acl);
50
51#endif /* LINUX_NFS4_ACL_H */