release/src-rt-6.x.4708/linux/linux-2.6.36/fs/btrfs/xattr.h

   1 /*
   2  * Copyright (C) 2007 Red Hat.  All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public
   6  * License v2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public
  14  * License along with this program; if not, write to the
  15  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16  * Boston, MA 021110-1307, USA.
  17  */
  18
  19 #ifndef __XATTR__
  20 #define __XATTR__
  21
  22 #include <linux/xattr.h>
  23
  24 extern const struct xattr_handler btrfs_xattr_acl_access_handler;
  25 extern const struct xattr_handler btrfs_xattr_acl_default_handler;
  26 extern const struct xattr_handler *btrfs_xattr_handlers[];
  27
  28 extern ssize_t __btrfs_getxattr(struct inode *inode, const char *name,
  29                 void *buffer, size_t size);
  30 extern int __btrfs_setxattr(struct btrfs_trans_handle *trans,
  31                             struct inode *inode, const char *name,
  32                             const void *value, size_t size, int flags);
  33 extern ssize_t btrfs_getxattr(struct dentry *dentry, const char *name,
  34                 void *buffer, size_t size);
  35 extern int btrfs_setxattr(struct dentry *dentry, const char *name,
  36                 const void *value, size_t size, int flags);
  37 extern int btrfs_removexattr(struct dentry *dentry, const char *name);
  38
  39 extern int btrfs_xattr_security_init(struct btrfs_trans_handle *trans,
  40                                      struct inode *inode, struct inode *dir);
  41
  42 #endif /* __XATTR__ */