xref: /netbsd/sys/net/raw_cb.h (revision bf9ec67e)
1 /*	$NetBSD: raw_cb.h,v 1.13 2002/05/12 20:40:12 matt 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. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)raw_cb.h	8.1 (Berkeley) 6/10/93
36  */
37 
38 #ifndef _NET_RAW_CB_H_
39 #define _NET_RAW_CB_H_
40 
41 /*
42  * Raw protocol interface control block.  Used
43  * to tie a socket to the generic raw interface.
44  */
45 struct rawcb {
46 	LIST_ENTRY(rawcb) rcb_list;	/* doubly linked list */
47 	struct	socket *rcb_socket;	/* back pointer to socket */
48 	struct	sockaddr *rcb_faddr;	/* destination address */
49 	struct	sockaddr *rcb_laddr;	/* socket's address */
50 	struct	sockproto rcb_proto;	/* protocol family, protocol */
51 };
52 
53 #define	sotorawcb(so)		((struct rawcb *)(so)->so_pcb)
54 
55 /*
56  * Nominal space allocated to a raw socket.
57  */
58 #define	RAWSNDQ		8192
59 #define	RAWRCVQ		8192
60 
61 #ifdef _KERNEL
62 LIST_HEAD(rawcbhead, rawcb);
63 extern	struct	rawcbhead rawcb;		/* head of list */
64 
65 int	raw_attach __P((struct socket *, int));
66 void	*raw_ctlinput __P((int, struct sockaddr *, void *));
67 void	raw_detach __P((struct rawcb *));
68 void	raw_disconnect __P((struct rawcb *));
69 void	raw_init __P((void));
70 void	raw_input __P((struct mbuf *, ...));
71 int	raw_usrreq __P((struct socket *,
72 	    int, struct mbuf *, struct mbuf *, struct mbuf *, struct proc *));
73 void	raw_setsockaddr __P((struct rawcb *, struct mbuf *));
74 void	raw_setpeeraddr __P((struct rawcb *, struct mbuf *));
75 
76 #endif /* _KERNEL */
77 
78 #endif /* _NET_RAW_CB_H_ */
79