NetBSD/sys/net/raw_cb.h

77 lines
2.8 KiB
C

/* $NetBSD: raw_cb.h,v 1.22 2014/05/21 20:43:56 rmind Exp $ */
/*
* 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
*/
#ifndef _NET_RAW_CB_H_
#define _NET_RAW_CB_H_
#ifdef _KERNEL
/*
* Raw protocol interface control block. Used
* to tie a socket to the generic raw interface.
*/
struct rawcb {
LIST_ENTRY(rawcb) rcb_list; /* doubly linked list */
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 */
size_t rcb_len;
};
#define sotorawcb(so) ((struct rawcb *)(so)->so_pcb)
/*
* Nominal space allocated to a raw socket.
*/
#define RAWSNDQ 8192
#define RAWRCVQ 8192
LIST_HEAD(rawcbhead, rawcb);
extern struct rawcbhead rawcb; /* head of list */
int raw_attach(struct socket *, int);
void *raw_ctlinput(int, const struct sockaddr *, void *);
void raw_detach(struct socket *);
void raw_disconnect(struct rawcb *);
void raw_init(void);
void raw_input(struct mbuf *, ...);
int raw_usrreq(struct socket *,
int, struct mbuf *, struct mbuf *, struct mbuf *, struct lwp *);
void raw_setsockaddr(struct rawcb *, struct mbuf *);
void raw_setpeeraddr(struct rawcb *, struct mbuf *);
#endif /* _KERNEL */
#endif /* !_NET_RAW_CB_H_ */