/*      $NetBSD: mbppio.h,v 1.2 2008/07/02 10:16:20 plunky Exp $        */

/*-
* Copyright (c) 1998 Iain Hibbert
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/ioctl.h>

struct mbpp_param {
       int     bp_burst;       /* chars to send/recv in one call */
       int     bp_timeout;     /* timeout: -1 blocking, 0 non blocking >0 ms */
       int     bp_delay;       /* delay between polls (ms) */
};

#define MBPP_BLOCK      -1
#define MBPP_NOBLOCK    0

/* defaults */
#define MBPP_BURST      1024
#define MBPP_TIMEOUT    MBPP_BLOCK
#define MBPP_DELAY      10

/* limits */
#define MBPP_BURST_MIN  1
#define MBPP_BURST_MAX  1024
#define MBPP_DELAY_MIN  0
#define MBPP_DELAY_MAX  30000

/* status bits */
#define MBPP_BUSY       (1<<0)
#define MBPP_PAPER      (1<<1)

/* ioctl commands */
#define MBPPIOCSPARAM   _IOW('P', 0x1, struct mbpp_param)
#define MBPPIOCGPARAM   _IOR('P', 0x2, struct mbpp_param)
#define MBPPIOCGSTAT    _IOR('P', 0x4, int)