/* -*- mode: c; c-basic-offset: 8; -*-
   * vim: noexpandtab sw=8 ts=8 sts=0:
   *
   * file.h
   *
   * Function prototypes
   *
   * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public
   * License as published by the Free Software Foundation; either
   * version 2 of the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public
   * License along with this program; if not, write to the
   * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   * Boston, MA 021110-1307, USA.
   */
  
  #ifndef OCFS2_FILE_H
  #define OCFS2_FILE_H

  extern const struct file_operations ocfs2_fops;
  extern const struct file_operations ocfs2_dops;

  extern const struct inode_operations ocfs2_file_iops;
  extern const struct inode_operations ocfs2_special_file_iops;

  struct ocfs2_alloc_context;
  
  enum ocfs2_alloc_restarted {
  	RESTART_NONE = 0,
  	RESTART_TRANS,
  	RESTART_META
  };
  int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
  			       struct inode *inode,

  			       u32 *logical_offset,

  			       u32 clusters_to_add,

  			       int mark_unwritten,

  			       struct buffer_head *fe_bh,

  			       handle_t *handle,

  			       struct ocfs2_alloc_context *data_ac,
  			       struct ocfs2_alloc_context *meta_ac,

  			       enum ocfs2_alloc_restarted *reason_ret);

  int ocfs2_lock_allocators(struct inode *inode, struct ocfs2_dinode *di,

  			  u32 clusters_to_add, u32 extents_to_split,

  			  struct ocfs2_alloc_context **data_ac,
  			  struct ocfs2_alloc_context **meta_ac);

  int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
  int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
  		  struct kstat *stat);

  int ocfs2_permission(struct inode *inode, int mask,
  		     struct nameidata *nd);

  int ocfs2_should_update_atime(struct inode *inode,
  			      struct vfsmount *vfsmnt);
  int ocfs2_update_inode_atime(struct inode *inode,
  			     struct buffer_head *bh);

  int ocfs2_change_file_space(struct file *file, unsigned int cmd,
  			    struct ocfs2_space_resv *sr);

  #endif /* OCFS2_FILE_H */