xref: /freebsd/usr.sbin/bluetooth/bthidd/bthidd.h (revision 6b3455a7665208c366849f0b2b3bc916fb97516e)
1 /*
2  * bthidd.h
3  *
4  * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
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 AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $Id: bthidd.h,v 1.4 2004/02/26 21:44:20 max Exp $
29  * $FreeBSD$
30  */
31 
32 #ifndef _BTHIDD_H_
33 #define _BTHIDD_H_ 1
34 
35 #define BTHIDD_IDENT	"bthidd"
36 #define BTHIDD_PIDFILE	"/var/run/" BTHIDD_IDENT ".pid"
37 
38 struct bthid_session;
39 
40 struct bthid_server
41 {
42 	bdaddr_t			bdaddr;	/* local bdaddr */
43 	int				cons;	/* /dev/consolectl */
44 	int				ctrl;   /* control channel (listen) */
45 	int				intr;   /* interrupt channel (listen) */
46 	int				maxfd;	/* max fd in sets */
47 	fd_set				rfdset;	/* read descriptor set */
48 	fd_set				wfdset;	/* write descriptor set */
49 	LIST_HEAD(, bthid_session)	sessions;
50 };
51 
52 typedef struct bthid_server	bthid_server_t;
53 typedef struct bthid_server *	bthid_server_p;
54 
55 struct bthid_session
56 {
57 	bthid_server_p			srv;	/* pointer back to server */
58 	int				ctrl;	/* control channel */
59 	int				intr;	/* interrupt channel */
60 	bdaddr_t			bdaddr;	/* remote bdaddr */
61 	short				state;	/* session state */
62 #define CLOSED	0
63 #define	W4CTRL	1
64 #define	W4INTR	2
65 #define	OPEN	3
66 	LIST_ENTRY(bthid_session)	next;	/* link to next */
67 };
68 
69 typedef struct bthid_session	bthid_session_t;
70 typedef struct bthid_session *	bthid_session_p;
71 
72 int		server_init      (bthid_server_p srv);
73 void		server_shutdown  (bthid_server_p srv);
74 int		server_do        (bthid_server_p srv);
75 
76 int		client_rescan    (bthid_server_p srv);
77 int		client_connect   (bthid_server_p srv, int fd);
78 
79 bthid_session_p	session_open     (bthid_server_p srv, bdaddr_p bdaddr);
80 bthid_session_p	session_by_bdaddr(bthid_server_p srv, bdaddr_p bdaddr);
81 bthid_session_p	session_by_fd    (bthid_server_p srv, int fd);
82 void		session_close    (bthid_session_p s);
83 
84 int		hid_control      (bthid_session_p s, char *data, int len);
85 int		hid_interrupt    (bthid_session_p s, char *data, int len);
86 
87 #endif /* ndef _BTHIDD_H_ */
88 
89