disctask.h

这是DVD中伺服部分的核心代码

/*****************************************************************************
******************************************************************************
**                                                                          **
**  Copyright (c) 2003 Videon Central, Inc.                                 **
**  All rights reserved.                                                    **
**                                                                          **
**  The computer program contained herein contains proprietary information  **
**  which is the property of Videon Central, Inc.  The program may be used  **
**  and/or copied only with the written permission of Videon Central, Inc.  **
**  or in accordance with the terms and conditions stipulated in the        **
**  agreement/contract under which the programs have been supplied.         **
**                                                                          **
******************************************************************************
*****************************************************************************/

/**
 * @file disctask.h
 *
 * Message definitions for DVD drive according to the Sanyo specification.
 *
 * $Id: disctask.h,v 1.20 2006/10/04 21:30:24 rbehe Exp $
 */

#ifndef __DISC_TASK__
#define __DISC_TASK__

#ifdef __cplusplus
extern "C" {
#endif

/* disc types */
#define DISC_NONE                       0x00    /* No Disc */
#define DISC_UNKNOWN                    0x01    /* Unknown Type Disc */
#define DISC_DVD                        0x04    /* DVD Single */
#define DISC_CDDA                       0x08    /* CD-DA */
#define DISC_CDROM                      0x0A    /* VCD */
#define DISC_OPEN                       0xFF
#define DISC_READ_ERROR                 0x02

/* Queue control constants */
#define QUEUE_ENA 0x00
#define QUEUE_DIS 0x01
#define QUEUE_CLR 0x02

#ifdef __cplusplus
}
#endif

#endif