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/* $OpenBSD: bppioctl.h,v 1.1 2002/01/12 20:19:40 jason 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.
* 3. The name Iain Hibbert may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ``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 I 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.
*
* bppioctl.h
*/
#ifndef _IOCTL_
#include <sys/ioctl.h>
#endif
struct bpp_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 BPP_BLOCK -1
#define BPP_NOBLOCK 0
/* defaults */
#define BPP_BURST 1024
#define BPP_TIMEOUT BPP_BLOCK
#define BPP_DELAY 10
/* limits */
#define BPP_BURST_MIN 1
#define BPP_BURST_MAX 1024
#define BPP_DELAY_MIN 0
#define BPP_DELAY_MAX 30000
/* status bits */
#define BPP_BUSY (1<<0)
#define BPP_PAPER (1<<1)
/* ioctl commands */
#define BPPIOCSPARAM _IOW('P', 0x1, struct bpp_param)
#define BPPIOCGPARAM _IOR('P', 0x2, struct bpp_param)
#define BPPIOCGSTAT _IOR('P', 0x4, int)
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