/*-
* Copyright (c) 1980, 1986, 1993
* The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)raw_cb.h 8.1 (Berkeley) 6/10/93
* $FreeBSD$
*/
#ifndef _NET_RAW_CB_H_
#define _NET_RAW_CB_H_
#include <sys/queue.h>
/*
* Raw protocol interface control block. Used to tie a socket to the generic
* raw interface.
*/
struct rawcb {
LIST_ENTRY(rawcb) list;
struct socket *rcb_socket; /* back pointer to socket */
struct sockproto rcb_proto; /* protocol family, protocol */
};
#define sotorawcb(so) ((struct rawcb *)(so)->so_pcb)
/*
* Nominal space allocated to a raw socket.
*/
#define RAWSNDQ 8192
#define RAWRCVQ 8192
#ifdef _KERNEL
VNET_DECLARE(LIST_HEAD(rawcb_list_head, rawcb), rawcb_list);
#define V_rawcb_list VNET(rawcb_list)
extern struct mtx rawcb_mtx;
/*
* Generic protosw entries for raw socket protocols.
*/
pr_ctlinput_t raw_ctlinput;
pr_init_t raw_init;
/*
* Library routines for raw socket usrreq functions; will always be wrapped
* so that protocol-specific functions can be handled.
*/
typedef int (*raw_input_cb_fn)(struct mbuf *, struct sockproto *,
struct sockaddr *, struct rawcb *);
int raw_attach(struct socket *, int);
void raw_detach(struct rawcb *);
void raw_input(struct mbuf *, struct sockproto *, struct sockaddr *);
void raw_input_ext(struct mbuf *, struct sockproto *, struct sockaddr *,
raw_input_cb_fn);
/*
* Generic pr_usrreqs entries for raw socket protocols, usually wrapped so
* that protocol-specific functions can be handled.
*/
extern struct pr_usrreqs raw_usrreqs;
#endif
#endif
