1/*
2 * ng_btsocket_sco.h
3 */
4
5/*-
6 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
7 *
8 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $Id: ng_btsocket_sco.h,v 1.3 2005/10/31 18:08:52 max Exp $
33 * $FreeBSD$
34 */
35
36#ifndef _NETGRAPH_BTSOCKET_SCO_H_
37#define _NETGRAPH_BTSOCKET_SCO_H_
38
39/*
40 * SCO routing entry
41 */
42
43struct ng_hook;
44struct ng_message;
45
46struct ng_btsocket_sco_rtentry {
47	bdaddr_t				 src;  /* source BD_ADDR */
48	u_int16_t				 pkt_size; /* mtu */
49	u_int16_t				 num_pkts; /* buffer size */
50	int32_t					 pending; /* pending packets */
51	struct ng_hook				*hook; /* downstream hook */
52	LIST_ENTRY(ng_btsocket_sco_rtentry)	 next; /* link to next */
53};
54typedef struct ng_btsocket_sco_rtentry		ng_btsocket_sco_rtentry_t;
55typedef struct ng_btsocket_sco_rtentry *	ng_btsocket_sco_rtentry_p;
56
57/*****************************************************************************
58 *****************************************************************************
59 **                      SOCK_SEQPACKET SCO sockets                         **
60 *****************************************************************************
61 *****************************************************************************/
62
63#define NG_BTSOCKET_SCO_SENDSPACE	1024
64#define NG_BTSOCKET_SCO_RECVSPACE	(64 * 1024)
65
66/*
67 * Bluetooth SCO socket PCB
68 */
69
70struct ng_btsocket_sco_pcb {
71	struct socket			*so;	     /* Pointer to socket */
72
73	bdaddr_t			 src;	     /* Source address */
74	bdaddr_t			 dst;	     /* Destination address */
75
76	u_int16_t			 con_handle; /* connection handle */
77
78	u_int16_t			 flags;      /* socket flags */
79#define NG_BTSOCKET_SCO_CLIENT		(1 << 0)     /* socket is client */
80#define NG_BTSOCKET_SCO_TIMO		(1 << 1)     /* timeout pending */
81
82	u_int8_t			 state;      /* socket state */
83#define NG_BTSOCKET_SCO_CLOSED		0            /* socket closed */
84#define NG_BTSOCKET_SCO_CONNECTING	1            /* wait for connect */
85#define NG_BTSOCKET_SCO_OPEN		2            /* socket open */
86#define NG_BTSOCKET_SCO_DISCONNECTING	3            /* wait for disconnect */
87
88	struct callout			 timo;       /* timeout */
89
90	ng_btsocket_sco_rtentry_p	 rt;         /* routing info */
91
92	struct mtx			 pcb_mtx;    /* pcb mutex */
93
94	LIST_ENTRY(ng_btsocket_sco_pcb)	 next;       /* link to next PCB */
95};
96typedef struct ng_btsocket_sco_pcb	ng_btsocket_sco_pcb_t;
97typedef struct ng_btsocket_sco_pcb *	ng_btsocket_sco_pcb_p;
98
99#define	so2sco_pcb(so) \
100	((struct ng_btsocket_sco_pcb *)((so)->so_pcb))
101
102/*
103 * Bluetooth SCO socket methods
104 */
105
106#ifdef _KERNEL
107
108void ng_btsocket_sco_init       (void);
109void ng_btsocket_sco_abort      (struct socket *);
110void ng_btsocket_sco_close      (struct socket *);
111int  ng_btsocket_sco_accept     (struct socket *, struct sockaddr **);
112int  ng_btsocket_sco_attach     (struct socket *, int, struct thread *);
113int  ng_btsocket_sco_bind       (struct socket *, struct sockaddr *,
114                                   struct thread *);
115int  ng_btsocket_sco_connect    (struct socket *, struct sockaddr *,
116                                   struct thread *);
117int  ng_btsocket_sco_control    (struct socket *, u_long, caddr_t,
118                                   struct ifnet *, struct thread *);
119int  ng_btsocket_sco_ctloutput  (struct socket *, struct sockopt *);
120void ng_btsocket_sco_detach     (struct socket *);
121int  ng_btsocket_sco_disconnect (struct socket *);
122int  ng_btsocket_sco_listen     (struct socket *, int, struct thread *);
123int  ng_btsocket_sco_peeraddr   (struct socket *, struct sockaddr **);
124int  ng_btsocket_sco_send       (struct socket *, int, struct mbuf *,
125                                   struct sockaddr *, struct mbuf *,
126                                   struct thread *);
127int  ng_btsocket_sco_sockaddr   (struct socket *, struct sockaddr **);
128
129#endif /* _KERNEL */
130
131#endif /* _NETGRAPH_BTSOCKET_SCO_H_ */
132
133