putter_sys.h revision 1.2.6.3 1 1.2.6.3 mjf /* $NetBSD: putter_sys.h,v 1.2.6.3 2007/12/08 18:19:52 mjf Exp $ */
2 1.2.6.2 mjf
3 1.2.6.2 mjf /*
4 1.2.6.2 mjf * Copyright (c) 2007 Antti Kantee. All Rights Reserved.
5 1.2.6.2 mjf *
6 1.2.6.2 mjf * Development of this software was supported by the
7 1.2.6.2 mjf * Research Foundation of Helsinki University of Technology
8 1.2.6.2 mjf *
9 1.2.6.2 mjf * Redistribution and use in source and binary forms, with or without
10 1.2.6.2 mjf * modification, are permitted provided that the following conditions
11 1.2.6.2 mjf * are met:
12 1.2.6.2 mjf * 1. Redistributions of source code must retain the above copyright
13 1.2.6.2 mjf * notice, this list of conditions and the following disclaimer.
14 1.2.6.2 mjf * 2. Redistributions in binary form must reproduce the above copyright
15 1.2.6.2 mjf * notice, this list of conditions and the following disclaimer in the
16 1.2.6.2 mjf * documentation and/or other materials provided with the distribution.
17 1.2.6.2 mjf *
18 1.2.6.2 mjf * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
19 1.2.6.2 mjf * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 1.2.6.2 mjf * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 1.2.6.2 mjf * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 1.2.6.2 mjf * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 1.2.6.2 mjf * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 1.2.6.2 mjf * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 1.2.6.2 mjf * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 1.2.6.2 mjf * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 1.2.6.2 mjf * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 1.2.6.2 mjf * SUCH DAMAGE.
29 1.2.6.2 mjf */
30 1.2.6.2 mjf
31 1.2.6.2 mjf #ifndef _DEV_PUTTER_PUTTERSYS_H_
32 1.2.6.2 mjf #define _DEV_PUTTER_PUTTERSYS_H_
33 1.2.6.2 mjf
34 1.2.6.2 mjf #include <sys/param.h>
35 1.2.6.2 mjf #include <sys/proc.h>
36 1.2.6.2 mjf
37 1.2.6.2 mjf #include <dev/putter/putter.h>
38 1.2.6.2 mjf
39 1.2.6.3 mjf /*
40 1.2.6.3 mjf * Configuration data.
41 1.2.6.3 mjf *
42 1.2.6.3 mjf * Users of putter currently must be registered statically. This sucks,
43 1.2.6.3 mjf * I know, but what are you going to do since you need static allocation
44 1.2.6.3 mjf * for /dev nodes anyway. Ok, we could be slightly more forgiving about
45 1.2.6.3 mjf * this, but let's just wait for devfs for now.
46 1.2.6.3 mjf */
47 1.2.6.3 mjf #define PUTTER_MINOR_WILDCARD 0
48 1.2.6.3 mjf #define PUTTER_MINOR_PUD 1
49 1.2.6.3 mjf #define PUTTER_MINOR_COMPAT 0x7ffff /* will die sometime soon */
50 1.2.6.3 mjf
51 1.2.6.2 mjf struct putter_ops {
52 1.2.6.2 mjf int (*pop_getout)(void *, size_t, int, uint8_t **,size_t *,void **);
53 1.2.6.2 mjf void (*pop_releaseout)(void *, void *, int);
54 1.2.6.2 mjf size_t (*pop_waitcount)(void *);
55 1.2.6.2 mjf int (*pop_dispatch)(void *, struct putter_hdr *);
56 1.2.6.2 mjf int (*pop_close)(void *);
57 1.2.6.2 mjf };
58 1.2.6.2 mjf
59 1.2.6.3 mjf typedef int (*putter_config_fn)(int, int, int);
60 1.2.6.3 mjf
61 1.2.6.2 mjf struct putter_instance;
62 1.2.6.2 mjf struct putter_instance *putter_attach(pid_t, int, void *,
63 1.2.6.2 mjf struct putter_ops *);
64 1.2.6.2 mjf void putter_detach(struct putter_instance *);
65 1.2.6.2 mjf void putter_notify(struct putter_instance *);
66 1.2.6.3 mjf int putter_register(putter_config_fn, int);
67 1.2.6.2 mjf
68 1.2.6.2 mjf #endif /* _DEV_PUTTER_PUTTERSYS_H_ */
69