xref: /freebsd/usr.sbin/bluetooth/bthidd/bthidd.h (revision da3086df1863e9aed45eb14e265c306f8bb27d80)
1 /*
2  * bthidd.h
3  */
4 
5 /*-
6  * Copyright (c) 2006 Maksim Yevmenkin <m_evmenkin@yahoo.com>
7  * All rights reserved.
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 AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE 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
24  * OR 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  * $Id: bthidd.h,v 1.7 2006/09/07 21:06:53 max Exp $
31  * $FreeBSD$
32  */
33 
34 #ifndef _BTHIDD_H_
35 #define _BTHIDD_H_ 1
36 
37 #define BTHIDD_IDENT	"bthidd"
38 #define BTHIDD_PIDFILE	"/var/run/" BTHIDD_IDENT ".pid"
39 
40 struct bthid_session;
41 
42 struct bthid_server
43 {
44 	bdaddr_t			 bdaddr; /* local bdaddr */
45 	int32_t				 cons;	 /* /dev/consolectl */
46 	int32_t				 ctrl;   /* control channel (listen) */
47 	int32_t				 intr;   /* intr. channel (listen) */
48 	int32_t				 maxfd;	 /* max fd in sets */
49 	fd_set				 rfdset; /* read descriptor set */
50 	fd_set				 wfdset; /* write descriptor set */
51 	LIST_HEAD(, bthid_session)	 sessions;
52 };
53 
54 typedef struct bthid_server	bthid_server_t;
55 typedef struct bthid_server *	bthid_server_p;
56 
57 struct bthid_session
58 {
59 	bthid_server_p			 srv;	/* pointer back to server */
60 	int32_t				 ctrl;	/* control channel */
61 	int32_t				 intr;	/* interrupt channel */
62 	int32_t				 vkbd;	/* virual keyboard */
63 	void				*ctx;   /* product specific dev state */
64 	bdaddr_t			 bdaddr;/* remote bdaddr */
65 	uint16_t			 state;	/* session state */
66 #define CLOSED	0
67 #define	W4CTRL	1
68 #define	W4INTR	2
69 #define	OPEN	3
70 	bitstr_t			*keys1;	/* keys map (new) */
71 	bitstr_t			*keys2;	/* keys map (old) */
72 	LIST_ENTRY(bthid_session)	 next;	/* link to next */
73 };
74 
75 typedef struct bthid_session	bthid_session_t;
76 typedef struct bthid_session *	bthid_session_p;
77 
78 int32_t		server_init      (bthid_server_p srv);
79 void		server_shutdown  (bthid_server_p srv);
80 int32_t		server_do        (bthid_server_p srv);
81 
82 int32_t		client_rescan    (bthid_server_p srv);
83 int32_t		client_connect   (bthid_server_p srv, int fd);
84 
85 bthid_session_p	session_open     (bthid_server_p srv, hid_device_p const d);
86 bthid_session_p	session_by_bdaddr(bthid_server_p srv, bdaddr_p bdaddr);
87 bthid_session_p	session_by_fd    (bthid_server_p srv, int32_t fd);
88 void		session_close    (bthid_session_p s);
89 
90 void		hid_initialise	 (bthid_session_p s);
91 int32_t		hid_control      (bthid_session_p s, uint8_t *data, int32_t len);
92 int32_t		hid_interrupt    (bthid_session_p s, uint8_t *data, int32_t len);
93 
94 #endif /* ndef _BTHIDD_H_ */
95 
96