1/* $NetBSD: raw_cb.h,v 1.26 2016/01/20 21:43:59 riastradh Exp $ */
2
3/*
4 * Copyright (c) 1980, 1986, 1993
5 * The Regents of the University of California. 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 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)raw_cb.h 8.1 (Berkeley) 6/10/93
32 */
33
34#ifndef _NET_RAW_CB_H_
35#define _NET_RAW_CB_H_
36
37#ifdef _KERNEL
38
39/*
40 * Raw protocol interface control block. Used
41 * to tie a socket to the generic raw interface.
42 */
43struct rawcb {
44 LIST_ENTRY(rawcb) rcb_list; /* doubly linked list */
45 struct socket *rcb_socket; /* back pointer to socket */
46 struct sockaddr *rcb_faddr; /* destination address */
47 struct sockaddr *rcb_laddr; /* socket's address */
48 struct sockproto rcb_proto; /* protocol family, protocol */
49 size_t rcb_len;
50};
51
52#define sotorawcb(so) ((struct rawcb *)(so)->so_pcb)
53
54/*
55 * Nominal space allocated to a raw socket.
56 */
57#define RAWSNDQ 8192
58#define RAWRCVQ 8192
59
60LIST_HEAD(rawcbhead, rawcb);
61extern struct rawcbhead rawcb; /* head of list */
62
63int raw_attach(struct socket *, int);
64void *raw_ctlinput(int, const struct sockaddr *, void *);
65void raw_detach(struct socket *);
66void raw_disconnect(struct rawcb *);
67void raw_init(void);
68void raw_input(struct mbuf *, ...);
69int raw_usrreq(struct socket *,
70 int, struct mbuf *, struct mbuf *, struct mbuf *, struct lwp *);
71void raw_setsockaddr(struct rawcb *, struct sockaddr *);
72void raw_setpeeraddr(struct rawcb *, struct sockaddr *);
73int raw_send(struct socket *,
74 struct mbuf *, struct sockaddr *, struct mbuf *, struct lwp *,
75 int (*)(struct mbuf *, struct socket *));
76
77#endif /* _KERNEL */
78
79#endif /* !_NET_RAW_CB_H_ */
80