NetBSD/sys/netcan/can_proto.c

77 lines
2.6 KiB
C

/* $NetBSD: can_proto.c,v 1.2 2017/05/27 21:02:56 bouyer Exp $ */
/*-
* Copyright (c) 2003, 2017 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Robert Swindells and Manuel Bouyer
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: can_proto.c,v 1.2 2017/05/27 21:02:56 bouyer Exp $");
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/protosw.h>
#include <sys/domain.h>
#include <sys/mbuf.h>
#include <net/if.h>
#include <net/radix.h>
#include <net/route.h>
/*
* CAN protocol family
*/
#include <netcan/can.h>
#include <netcan/can_var.h>
DOMAIN_DEFINE(candomain); /* forward declare and add to link set */
const struct protosw cansw[] = {
{
.pr_type = SOCK_RAW,
.pr_domain = &candomain,
.pr_init = can_init,
.pr_flags = PR_ATOMIC|PR_ADDR,
.pr_usrreqs = &can_usrreqs,
.pr_ctloutput = &can_ctloutput,
}
};
struct domain candomain = {
.dom_family = PF_CAN,
.dom_name = "can",
.dom_init = can_init,
.dom_externalize = NULL, .dom_dispose = NULL,
.dom_protosw = cansw,
.dom_protoswNPROTOSW = &cansw[__arraycount(cansw)],
.dom_ifqueues = { &canintrq, NULL },
.dom_link = { NULL },
.dom_mowner = MOWNER_INIT("",""),
.dom_sa_cmpofs = offsetof(struct sockaddr_can, can_ifindex),
.dom_sa_cmplen = sizeof(int)
};