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- /*
- * device_io.h - Exports for default device io. Part of the Linux-NTFS project.
- *
- * Copyright (c) 2000-2004 Anton Altaparmakov
- *
- * This program/include file 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/include file 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 (in the main directory of the Linux-NTFS
- * distribution in the file COPYING); if not, write to the Free Software
- * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
- #ifndef _NTFS_DEVICE_IO_H
- #define _NTFS_DEVICE_IO_H
-
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
-
- #ifndef NO_NTFS_DEVICE_DEFAULT_IO_OPS
-
- #ifndef __CYGWIN32__
-
- /* Not on Cygwin; use standard Unix style low level device operations. */
- #define ntfs_device_default_io_ops ntfs_device_unix_io_ops
-
- #else /* __CYGWIN32__ */
-
- #ifndef HDIO_GETGEO
- # define HDIO_GETGEO 0x10000301
- struct hd_geometry {
- unsigned char heads;
- unsigned char sectors;
- unsigned short cylinders;
- unsigned long start;
- };
- #endif
- #ifndef BLKGETSIZE
- # define BLKGETSIZE 0x10001260
- #endif
- #ifndef BLKSSZGET
- # define BLKSSZGET 0x10001268
- #endif
- #ifndef BLKGETSIZE64
- # define BLKGETSIZE64 0x10001272
- #endif
-
- /* On Cygwin; use Win32 low level device operations. */
- #define ntfs_device_default_io_ops ntfs_device_win32_io_ops
-
- #endif /* __CYGWIN32__ */
-
-
- /* Forward declaration. */
- struct ntfs_device_operations;
-
- extern struct ntfs_device_operations ntfs_device_default_io_ops;
-
- #endif /* NO_NTFS_DEVICE_DEFAULT_IO_OPS */
-
- #endif /* defined _NTFS_DEVICE_IO_H */
-
-