/*
   Copyright (C) 1993, 1994 Free Software Foundation

This file is part of the GNU Hurd.

The GNU Hurd 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, or (at your option)
any later version.

The GNU Hurd 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 the GNU Hurd; see the file COPYING.  If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* Written by Michael I. Bushnell.  */

#include "priv.h"
#include "fs_S.h"
#include "io_S.h"

error_t
diskfs_S_dir_readdir (struct protid *cred,
		      char **data,
		      u_int *datacnt,
		      off_t offset,
		      off_t *nextoffset,
		      int amt)
{
  error_t err;

  if (offset == -1)
    return EINVAL;

  err = diskfs_S_io_read (cred, data, datacnt, offset, amt);
  if (!err)
    *nextoffset = offset + *datacnt;
  return err;
}