1 | /* $NetBSD: mbppio.h,v 1.2 2008/07/02 10:16:20 plunky 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 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ |
27 | |
28 | #include <sys/ioctl.h> |
29 | |
30 | struct mbpp_param { |
31 | int bp_burst; /* chars to send/recv in one call */ |
32 | int bp_timeout; /* timeout: -1 blocking, 0 non blocking >0 ms */ |
33 | int bp_delay; /* delay between polls (ms) */ |
34 | }; |
35 | |
36 | #define MBPP_BLOCK -1 |
37 | #define MBPP_NOBLOCK 0 |
38 | |
39 | /* defaults */ |
40 | #define MBPP_BURST 1024 |
41 | #define MBPP_TIMEOUT MBPP_BLOCK |
42 | #define MBPP_DELAY 10 |
43 | |
44 | /* limits */ |
45 | #define MBPP_BURST_MIN 1 |
46 | #define MBPP_BURST_MAX 1024 |
47 | #define MBPP_DELAY_MIN 0 |
48 | #define MBPP_DELAY_MAX 30000 |
49 | |
50 | /* status bits */ |
51 | #define MBPP_BUSY (1<<0) |
52 | #define MBPP_PAPER (1<<1) |
53 | |
54 | /* ioctl commands */ |
55 | #define MBPPIOCSPARAM _IOW('P', 0x1, struct mbpp_param) |
56 | #define MBPPIOCGPARAM _IOR('P', 0x2, struct mbpp_param) |
57 | #define MBPPIOCGSTAT _IOR('P', 0x4, int) |
58 | |