/*
   * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.

   * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.

   *
   * This copyrighted material is made available to anyone wishing to use,
   * modify, copy, or redistribute it subject to the terms and conditions

   * of the GNU General Public License version 2.

   */
  
  #ifndef __BMAP_DOT_H__
  #define __BMAP_DOT_H__

  struct inode;
  struct gfs2_inode;
  struct page;

  int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page);

  int gfs2_block_map(struct inode *inode, u64 lblock, int create, struct buffer_head *bh);

  int gfs2_extent_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, unsigned *extlen);

  int gfs2_truncatei(struct gfs2_inode *ip, u64 size);

  int gfs2_truncatei_resume(struct gfs2_inode *ip);
  int gfs2_file_dealloc(struct gfs2_inode *ip);
  
  void gfs2_write_calc_reserv(struct gfs2_inode *ip, unsigned int len,
  			    unsigned int *data_blocks,
  			    unsigned int *ind_blocks);

  int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset,

  			      unsigned int len, int *alloc_required);

  #endif /* __BMAP_DOT_H__ */