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raw_cb.h revision 1.14 
      1 /*	$NetBSD: raw_cb.h,v 1.14 2003/06/28 14:22:07 darrenr 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 lwp *));
     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