summaryrefslogtreecommitdiffstats
path: root/sys/netgraph/bluetooth/include/ng_btsocket_sco.h
blob: 25aef6bac91e786c8f1dc4da7cd45debdab3f4e0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/*
 * ng_btsocket_sco.h
 */

/*-
 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $Id: ng_btsocket_sco.h,v 1.3 2005/10/31 18:08:52 max Exp $
 * $FreeBSD$
 */

#ifndef _NETGRAPH_BTSOCKET_SCO_H_
#define _NETGRAPH_BTSOCKET_SCO_H_

/*
 * SCO routing entry
 */

struct ng_hook;
struct ng_message;

struct ng_btsocket_sco_rtentry {
	bdaddr_t				 src;  /* source BD_ADDR */
	u_int16_t				 pkt_size; /* mtu */
	u_int16_t				 num_pkts; /* buffer size */
	int32_t					 pending; /* pending packets */
	struct ng_hook				*hook; /* downstream hook */
	LIST_ENTRY(ng_btsocket_sco_rtentry)	 next; /* link to next */
};
typedef struct ng_btsocket_sco_rtentry		ng_btsocket_sco_rtentry_t;
typedef struct ng_btsocket_sco_rtentry *	ng_btsocket_sco_rtentry_p;

/*****************************************************************************
 *****************************************************************************
 **                      SOCK_SEQPACKET SCO sockets                         **
 *****************************************************************************
 *****************************************************************************/

#define NG_BTSOCKET_SCO_SENDSPACE	1024
#define NG_BTSOCKET_SCO_RECVSPACE	(64 * 1024)

/*
 * Bluetooth SCO socket PCB
 */

struct ng_btsocket_sco_pcb {
	struct socket			*so;	     /* Pointer to socket */

	bdaddr_t			 src;	     /* Source address */
	bdaddr_t			 dst;	     /* Destination address */

	u_int16_t			 con_handle; /* connection handle */

	u_int16_t			 flags;      /* socket flags */
#define NG_BTSOCKET_SCO_CLIENT		(1 << 0)     /* socket is client */
#define NG_BTSOCKET_SCO_TIMO		(1 << 1)     /* timeout pending */

	u_int8_t			 state;      /* socket state */
#define NG_BTSOCKET_SCO_CLOSED		0            /* socket closed */
#define NG_BTSOCKET_SCO_CONNECTING	1            /* wait for connect */
#define NG_BTSOCKET_SCO_OPEN		2            /* socket open */
#define NG_BTSOCKET_SCO_DISCONNECTING	3            /* wait for disconnect */

	struct callout			 timo;       /* timeout */

	ng_btsocket_sco_rtentry_p	 rt;         /* routing info */

	struct mtx			 pcb_mtx;    /* pcb mutex */

	LIST_ENTRY(ng_btsocket_sco_pcb)	 next;       /* link to next PCB */
};
typedef struct ng_btsocket_sco_pcb	ng_btsocket_sco_pcb_t;
typedef struct ng_btsocket_sco_pcb *	ng_btsocket_sco_pcb_p;

#define	so2sco_pcb(so) \
	((struct ng_btsocket_sco_pcb *)((so)->so_pcb))

/*
 * Bluetooth SCO socket methods
 */

#ifdef _KERNEL

void ng_btsocket_sco_init       (void);
void ng_btsocket_sco_abort      (struct socket *);
void ng_btsocket_sco_close      (struct socket *);
int  ng_btsocket_sco_accept     (struct socket *, struct sockaddr **);
int  ng_btsocket_sco_attach     (struct socket *, int, struct thread *);
int  ng_btsocket_sco_bind       (struct socket *, struct sockaddr *,
                                   struct thread *);
int  ng_btsocket_sco_connect    (struct socket *, struct sockaddr *,
                                   struct thread *);
int  ng_btsocket_sco_control    (struct socket *, u_long, caddr_t,
                                   struct ifnet *, struct thread *);
int  ng_btsocket_sco_ctloutput  (struct socket *, struct sockopt *);
void ng_btsocket_sco_detach     (struct socket *);
int  ng_btsocket_sco_disconnect (struct socket *);
int  ng_btsocket_sco_listen     (struct socket *, int, struct thread *);
int  ng_btsocket_sco_peeraddr   (struct socket *, struct sockaddr **);
int  ng_btsocket_sco_send       (struct socket *, int, struct mbuf *,
                                   struct sockaddr *, struct mbuf *,
                                   struct thread *);
int  ng_btsocket_sco_sockaddr   (struct socket *, struct sockaddr **);

#endif /* _KERNEL */

#endif /* _NETGRAPH_BTSOCKET_SCO_H_ */

OpenPOWER on IntegriCloud