/*- * SPDX-License-Identifier: BSD-3-Clause * * 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. * 3. 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 |