1/* $NetBSD: pud_msgif.h,v 1.4 2007/11/28 16:59:02 pooka Exp $ */
2
3/*
4 * Copyright (c) 2007 Antti Kantee. All Rights Reserved.
5 *
6 * Development of this software was supported by the
7 * Research Foundation of Helsinki University of Technology
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
19 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#ifndef _DEV_PUD_PUDMSGIF_H_
32#define _DEV_PUD_PUDMSGIF_H_
33
34#include <dev/putter/putter.h>
35
36struct pud_req {
37 struct putter_hdr pdr_pth;
38
39 dev_t pdr_dev;
40
41 pid_t pdr_pid;
42 lwpid_t pdr_lid;
43
44 int pdr_reqclass;
45 int pdr_reqtype;
46
47 uint64_t pdr_reqid;
48 int pdr_rv;
49
50 size_t pdr_len;
51 uint8_t pdr_data[0];
52};
53
54#define PUD_REQ_CDEV 1
55#define PUD_REQ_BDEV 2
56#define PUD_REQ_CONF 3
57
58struct pud_register {
59 dev_t pm_dev;
60};
61
62#define pud_creq_open pud_req_openclose
63#define pud_creq_close pud_req_openclose
64struct pud_req_openclose {
65 struct pud_req pm_pdr;
66
67 int pm_flags;
68 int pm_fmt;
69};
70
71#define pud_creq_read pud_req_readwrite
72#define pud_creq_write pud_req_readwrite
73struct pud_req_readwrite {
74 struct pud_req pm_pdr;
75
76 off_t pm_offset;
77 size_t pm_resid;
78
79 uint8_t pm_data[0];
80};
81
82struct pud_req_ioctl {
83 struct pud_req pm_pdr;
84
85 u_long pm_iocmd;
86 int pm_flag; /* XXX: I feel like a cargo cult */
87
88 uint8_t pm_data[0];
89};
90
91#define PUD_DEVNAME_MAX 31
92struct pud_conf_reg {
93 struct pud_req pm_pdr;
94
95 int pm_version;
96 dev_t pm_regdev;
97 int pm_flags;
98 char pm_devname[PUD_DEVNAME_MAX+1];
99};
100#define PUD_CONFFLAG_BDEV 1
101
102#define PUD_DEVELVERSION 0x80000000
103#define PUD_VERSION 1
104
105enum {
106 PUD_CDEV_OPEN, PUD_CDEV_CLOSE, PUD_CDEV_READ, PUD_CDEV_WRITE,
107 PUD_CDEV_IOCTL, PUD_CDEV_POLL, PUD_CDEV_MMAP, PUD_CDEV_KQFILTER,
108 PUD_CDEV_STOP, PUD_CDEV_TTY,
109};
110
111enum {
112 PUD_BDEV_OPEN, PUD_BDEV_CLOSE, PUD_BDEV_STRATREAD, PUD_BDEV_STRATWRITE,
113 PUD_BDEV_IOCTL, PUD_BDEV_DUMP, PUD_BDEV_PSIZE,
114};
115
116enum {
117 PUD_CONF_REG, PUD_CONF_DEREG, PUD_CONF_MMAP,
118};
119
120#endif /* _DEV_PUD_PUDMSGIF_H_ */