1/*
2 * ng_btsocket_sco.h
3 */
4
5/*-
6 * Copyright (c) 2001-2002 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: ng_btsocket_sco.h,v 1.3 2005/10/31 18:08:52 max Exp $
31 * $FreeBSD$
32 */
33
34#ifndef _NETGRAPH_BTSOCKET_SCO_H_
35#define _NETGRAPH_BTSOCKET_SCO_H_
36
37/*
38 * SCO routing entry
39 */
40
41struct ng_hook;
42struct ng_message;
43
44struct ng_btsocket_sco_rtentry {
45	bdaddr_t				 src;  /* source BD_ADDR */
46	u_int16_t				 pkt_size; /* mtu */
47	u_int16_t				 num_pkts; /* buffer size */
48	int32_t					 pending; /* pending packets */
49	struct ng_hook				*hook; /* downstream hook */
50	LIST_ENTRY(ng_btsocket_sco_rtentry)	 next; /* link to next */
51};
52typedef struct ng_btsocket_sco_rtentry		ng_btsocket_sco_rtentry_t;
53typedef struct ng_btsocket_sco_rtentry *	ng_btsocket_sco_rtentry_p;
54
55/*****************************************************************************
56 *****************************************************************************
57 **                      SOCK_SEQPACKET SCO sockets                         **
58 *****************************************************************************
59 *****************************************************************************/
60
61#define NG_BTSOCKET_SCO_SENDSPACE	1024
62#define NG_BTSOCKET_SCO_RECVSPACE	(64 * 1024)
63
64/*
65 * Bluetooth SCO socket PCB
66 */
67
68struct ng_btsocket_sco_pcb {
69	struct socket			*so;	     /* Pointer to socket */
70
71	bdaddr_t			 src;	     /* Source address */
72	bdaddr_t			 dst;	     /* Destination address */
73
74	u_int16_t			 con_handle; /* connection handle */
75
76	u_int16_t			 flags;      /* socket flags */
77#define NG_BTSOCKET_SCO_CLIENT		(1 << 0)     /* socket is client */
78#define NG_BTSOCKET_SCO_TIMO		(1 << 1)     /* timeout pending */
79
80	u_int8_t			 state;      /* socket state */
81#define NG_BTSOCKET_SCO_CLOSED		0            /* socket closed */
82#define NG_BTSOCKET_SCO_CONNECTING	1            /* wait for connect */
83#define NG_BTSOCKET_SCO_OPEN		2            /* socket open */
84#define NG_BTSOCKET_SCO_DISCONNECTING	3            /* wait for disconnect */
85
86	struct callout			 timo;       /* timeout */
87
88	ng_btsocket_sco_rtentry_p	 rt;         /* routing info */
89
90	struct mtx			 pcb_mtx;    /* pcb mutex */
91
92	LIST_ENTRY(ng_btsocket_sco_pcb)	 next;       /* link to next PCB */
93};
94typedef struct ng_btsocket_sco_pcb	ng_btsocket_sco_pcb_t;
95typedef struct ng_btsocket_sco_pcb *	ng_btsocket_sco_pcb_p;
96
97#define	so2sco_pcb(so) \
98	((struct ng_btsocket_sco_pcb *)((so)->so_pcb))
99
100/*
101 * Bluetooth SCO socket methods
102 */
103
104#ifdef _KERNEL
105
106void ng_btsocket_sco_init       (void);
107void ng_btsocket_sco_abort      (struct socket *);
108void ng_btsocket_sco_close      (struct socket *);
109int  ng_btsocket_sco_accept     (struct socket *, struct sockaddr **);
110int  ng_btsocket_sco_attach     (struct socket *, int, struct thread *);
111int  ng_btsocket_sco_bind       (struct socket *, struct sockaddr *,
112                                   struct thread *);
113int  ng_btsocket_sco_connect    (struct socket *, struct sockaddr *,
114                                   struct thread *);
115int  ng_btsocket_sco_control    (struct socket *, u_long, caddr_t,
116                                   struct ifnet *, struct thread *);
117int  ng_btsocket_sco_ctloutput  (struct socket *, struct sockopt *);
118void ng_btsocket_sco_detach     (struct socket *);
119int  ng_btsocket_sco_disconnect (struct socket *);
120int  ng_btsocket_sco_listen     (struct socket *, int, struct thread *);
121int  ng_btsocket_sco_peeraddr   (struct socket *, struct sockaddr **);
122int  ng_btsocket_sco_send       (struct socket *, int, struct mbuf *,
123                                   struct sockaddr *, struct mbuf *,
124                                   struct thread *);
125int  ng_btsocket_sco_sockaddr   (struct socket *, struct sockaddr **);
126
127#endif /* _KERNEL */
128
129#endif /* _NETGRAPH_BTSOCKET_SCO_H_ */
130
131