fs/9p/acl.h

   1 /*
   2  * Copyright IBM Corporation, 2010
   3  * Author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2.1 of the GNU Lesser General Public License
   7  * as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12  *
  13  */
  14 #ifndef FS_9P_ACL_H
  15 #define FS_9P_ACL_H
  16
  17 #ifdef CONFIG_9P_FS_POSIX_ACL
  18 extern int v9fs_get_acl(struct inode *, struct p9_fid *);
  19 extern struct posix_acl *v9fs_iop_get_acl(struct inode *inode, int type);
  20 extern int v9fs_acl_chmod(struct inode *, struct p9_fid *);
  21 extern int v9fs_set_create_acl(struct inode *, struct p9_fid *,
  22                                struct posix_acl *, struct posix_acl *);
  23 extern int v9fs_acl_mode(struct inode *dir, umode_t *modep,
  24                          struct posix_acl **dpacl, struct posix_acl **pacl);
  25 extern void v9fs_put_acl(struct posix_acl *dacl, struct posix_acl *acl);
  26 #else
  27 #define v9fs_iop_get_acl NULL
  28 static inline int v9fs_get_acl(struct inode *inode, struct p9_fid *fid)
  29 {
  30         return 0;
  31 }
  32 static inline int v9fs_acl_chmod(struct inode *inode, struct p9_fid *fid)
  33 {
  34         return 0;
  35 }
  36 static inline int v9fs_set_create_acl(struct inode *inode,
  37                                       struct p9_fid *fid,
  38                                       struct posix_acl *dacl,
  39                                       struct posix_acl *acl)
  40 {
  41         return 0;
  42 }
  43 static inline void v9fs_put_acl(struct posix_acl *dacl,
  44                                 struct posix_acl *acl)
  45 {
  46 }
  47 static inline int v9fs_acl_mode(struct inode *dir, umode_t *modep,
  48                                 struct posix_acl **dpacl,
  49                                 struct posix_acl **pacl)
  50 {
  51         return 0;
  52 }
  53
  54 #endif
  55 #endif /* FS_9P_XATTR_H */