1 /* $OpenBSD: bppioctl.h,v 1.1 2002/01/12 20:19:40 jason Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Iain Hibbert 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name Iain Hibbert may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 19 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 20 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 21 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * bppioctl.h 30 */ 31 32 #ifndef _IOCTL_ 33 #include <sys/ioctl.h> 34 #endif 35 36 struct bpp_param { 37 int bp_burst; /* chars to send/recv in one call */ 38 int bp_timeout; /* timeout: -1 blocking, 0 non blocking >0 ms */ 39 int bp_delay; /* delay between polls (ms) */ 40 }; 41 42 #define BPP_BLOCK -1 43 #define BPP_NOBLOCK 0 44 45 /* defaults */ 46 #define BPP_BURST 1024 47 #define BPP_TIMEOUT BPP_BLOCK 48 #define BPP_DELAY 10 49 50 /* limits */ 51 #define BPP_BURST_MIN 1 52 #define BPP_BURST_MAX 1024 53 #define BPP_DELAY_MIN 0 54 #define BPP_DELAY_MAX 30000 55 56 /* status bits */ 57 #define BPP_BUSY (1<<0) 58 #define BPP_PAPER (1<<1) 59 60 /* ioctl commands */ 61 #define BPPIOCSPARAM _IOW('P', 0x1, struct bpp_param) 62 #define BPPIOCGPARAM _IOR('P', 0x2, struct bpp_param) 63 #define BPPIOCGSTAT _IOR('P', 0x4, int) 64