xref: /netbsd-src/sys/net/raw_cb.h (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
1 /*	$NetBSD: raw_cb.h,v 1.6 1994/06/29 06:36:39 cgd 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 /*
39  * Raw protocol interface control block.  Used
40  * to tie a socket to the generic raw interface.
41  */
42 struct rawcb {
43 	struct	rawcb *rcb_next;	/* doubly linked list */
44 	struct	rawcb *rcb_prev;
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 };
50 
51 #define	sotorawcb(so)		((struct rawcb *)(so)->so_pcb)
52 
53 /*
54  * Nominal space allocated to a raw socket.
55  */
56 #define	RAWSNDQ		8192
57 #define	RAWRCVQ		8192
58 
59 #ifdef KERNEL
60 struct rawcb rawcb;			/* head of list */
61 
62 int	 raw_attach __P((struct socket *, int));
63 void	 raw_ctlinput __P((int, struct sockaddr *));
64 void	 raw_detach __P((struct rawcb *));
65 void	 raw_disconnect __P((struct rawcb *));
66 void	 raw_init __P((void));
67 void	 raw_input __P((struct mbuf *,
68 	    struct sockproto *, struct sockaddr *, struct sockaddr *));
69 int	 raw_usrreq __P((struct socket *,
70 	    int, struct mbuf *, struct mbuf *, struct mbuf *));
71 #endif /* KERNEL */
72