2022-09-03 05:07:32 +03:00
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/* $NetBSD: can_var.h,v 1.3 2022/09/03 02:07:32 thorpej Exp $ */
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2017-05-28 00:02:54 +03:00
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/*-
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* Copyright (c) 2003, 2017 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Robert Swindells and Manuel Bouyer
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NETCAN_CAN_VAR_H_
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#define _NETCAN_CAN_VAR_H_
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#include <sys/queue.h>
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#include <sys/device.h>
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#include <netcan/can_link.h>
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struct can_ifreq {
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char cfr_name[IFNAMSIZ]; /* if name, e.g. "sja0" */
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};
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#ifdef _KERNEL
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#include <sys/socketvar.h>
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/*
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* common structure for CAN interface drivers. Should be at the start of
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* each driver's softc.
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*/
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struct canif_softc {
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device_t csc_dev;
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struct can_link_timecaps csc_timecaps; /* timing capabilities */
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struct can_link_timings csc_timings; /* operating timing values */
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uint32_t csc_linkmodes;
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};
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extern struct domain candomain;
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extern const struct pr_usrreqs can_usrreqs;
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void can_ifattach(struct ifnet *);
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void can_ifdetach(struct ifnet *);
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void can_ifinit_timings(struct canif_softc *);
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void can_mbuf_tag_clean(struct mbuf *);
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void can_input(struct ifnet *, struct mbuf *);
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void *can_ctlinput(int, struct sockaddr *, void *);
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int can_ctloutput(int, struct socket *, struct sockopt *);
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void can_init(void);
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void can_bpf_mtap(struct ifnet *, struct mbuf *, bool);
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#endif
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#endif
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