/*
 * Copyright (c) 1980, 1986 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *      @(#)raw_cb.h    7.4 (Berkeley) 2/17/89
 */

/*
 * Raw protocol interface control block.  Used
 * to tie a socket to the generic raw interface.
 */
struct rawcb {
	struct  rawcb *rcb_next;        /* doubly linked list */
	struct  rawcb *rcb_prev;
	struct  socket *rcb_socket;     /* back pointer to socket */
	struct  sockaddr rcb_faddr;     /* destination address */
	struct  sockaddr rcb_laddr;     /* socket's address */
	struct  sockproto rcb_proto;    /* protocol family, protocol */
	caddr_t rcb_pcb;                /* protocol specific stuff */
	struct  mbuf *rcb_options;      /* protocol specific options */
	struct  route rcb_route;        /* routing information */
	short   rcb_flags;
};

/*
 * Since we can't interpret canonical addresses,
 * we mark an address present in the flags field.
 */
#define RAW_LADDR       01
#define RAW_FADDR       02
#define RAW_DONTROUTE   04              /* no routing, default */

#define sotorawcb(so)           ((struct rawcb *)(so)->so_pcb)

/*
 * Nominal space allocated to a raw socket.
 */
#define RAWSNDQ         8192
#define RAWRCVQ         8192

/*
 * Format of raw interface header prepended by
 * raw_input after call from protocol specific
 * input routine.
 */
struct raw_header {
	struct  sockproto raw_proto;    /* format of packet */
	struct  sockaddr raw_dst;       /* dst address for rawintr */
	struct  sockaddr raw_src;       /* src address for sbappendaddr */
};

#ifdef _KERNEL
struct rawcb rawcb;                     /* head of list */
#endif