Subversion Repositories test_project

/*

 * File: linux/nfsacl.h

 *

 * (C) 2003 Andreas Gruenbacher <agruen@suse.de>

 */

#ifndef __LINUX_NFSACL_H

#define __LINUX_NFSACL_H

#define NFS_ACL_PROGRAM 100227

#define ACLPROC2_GETACL         1

#define ACLPROC2_SETACL         2

#define ACLPROC2_GETATTR        3

#define ACLPROC2_ACCESS         4

#define ACLPROC3_GETACL         1

#define ACLPROC3_SETACL         2

/* Flags for the getacl/setacl mode */

#define NFS_ACL                 0x0001

#define NFS_ACLCNT              0x0002

#define NFS_DFACL               0x0004

#define NFS_DFACLCNT            0x0008

/* Flag for Default ACL entries */

#define NFS_ACL_DEFAULT         0x1000

#ifdef __KERNEL__

#include <linux/posix_acl.h>

/* Maximum number of ACL entries over NFS */

#define NFS_ACL_MAX_ENTRIES     1024

#define NFSACL_MAXWORDS         (2*(2+3*NFS_ACL_MAX_ENTRIES))

#define NFSACL_MAXPAGES         ((2*(8+12*NFS_ACL_MAX_ENTRIES) + PAGE_SIZE-1) \

                                 >> PAGE_SHIFT)

static inline unsigned int

nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default)

{

        unsigned int w = 16;

        w += max(acl_access ? (int)acl_access->a_count : 3, 4) * 12;

        if (acl_default)

                w += max((int)acl_default->a_count, 4) * 12;

        return w;

}

extern unsigned int

nfsacl_encode(struct xdr_buf *buf, unsigned int base, struct inode *inode,

              struct posix_acl *acl, int encode_entries, int typeflag);

extern unsigned int

nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt,

              struct posix_acl **pacl);

#endif /* __KERNEL__ */

#endif  /* __LINUX_NFSACL_H */