1/*-
2 * Copyright (c) 1980, 1986, 1993
3 * The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 4. Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 * @(#)raw_cb.h 8.1 (Berkeley) 6/10/93
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31 * $FreeBSD: head/sys/net/raw_cb.h 195699 2009-07-14 22:48:30Z rwatson $
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| 31 * $FreeBSD: head/sys/net/raw_cb.h 195727 2009-07-16 21:13:04Z rwatson $ |
32 */
33
34#ifndef _NET_RAW_CB_H_
35#define _NET_RAW_CB_H_
36
37#include <sys/queue.h>
38
39/*
40 * Raw protocol interface control block. Used to tie a socket to the generic
41 * raw interface.
42 */
43struct rawcb {
44 LIST_ENTRY(rawcb) list;
45 struct socket *rcb_socket; /* back pointer to socket */
46 struct sockproto rcb_proto; /* protocol family, protocol */
47};
48
49#define sotorawcb(so) ((struct rawcb *)(so)->so_pcb)
50
51/*
52 * Nominal space allocated to a raw socket.
53 */
54#define RAWSNDQ 8192
55#define RAWRCVQ 8192
56
57#ifdef _KERNEL
58VNET_DECLARE(LIST_HEAD(rawcb_list_head, rawcb), rawcb_list);
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59#define V_rawcb_list VNET_GET(rawcb_list)
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| 59#define V_rawcb_list VNET(rawcb_list) |
60
61extern struct mtx rawcb_mtx;
62
63/*
64 * Generic protosw entries for raw socket protocols.
65 */
66pr_ctlinput_t raw_ctlinput;
67pr_init_t raw_init;
68
69/*
70 * Library routines for raw socket usrreq functions; will always be wrapped
71 * so that protocol-specific functions can be handled.
72 */
73int raw_attach(struct socket *, int);
74void raw_detach(struct rawcb *);
75void raw_input(struct mbuf *, struct sockproto *, struct sockaddr *);
76
77/*
78 * Generic pr_usrreqs entries for raw socket protocols, usually wrapped so
79 * that protocol-specific functions can be handled.
80 */
81extern struct pr_usrreqs raw_usrreqs;
82#endif
83
84#endif
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