60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
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/* $NetBSD: mbppio.h,v 1.1 1998/06/03 22:40:00 pk Exp $ */
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/*
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* Copyright (c) 1998 Iain Hibbert
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name Iain Hibbert may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/ioctl.h>
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struct mbpp_param {
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int bp_burst; /* chars to send/recv in one call */
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int bp_timeout; /* timeout: -1 blocking, 0 non blocking >0 ms */
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int bp_delay; /* delay between polls (ms) */
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};
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#define MBPP_BLOCK -1
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#define MBPP_NOBLOCK 0
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/* defaults */
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#define MBPP_BURST 1024
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#define MBPP_TIMEOUT MBPP_BLOCK
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#define MBPP_DELAY 10
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/* limits */
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#define MBPP_BURST_MIN 1
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#define MBPP_BURST_MAX 1024
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#define MBPP_DELAY_MIN 0
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#define MBPP_DELAY_MAX 30000
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/* status bits */
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#define MBPP_BUSY (1<<0)
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#define MBPP_PAPER (1<<1)
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/* ioctl commands */
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#define MBPPIOCSPARAM _IOW('P', 0x1, struct mbpp_param)
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#define MBPPIOCGPARAM _IOR('P', 0x2, struct mbpp_param)
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#define MBPPIOCGSTAT _IOR('P', 0x4, int)
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