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https://github.com/openvswitch/ovs
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f6eb6b2025
This patch adds new netdev classes that implement "system" and "tap" devices on FreeBSD using the libpcap library. This enables the use of the "netdev" datapath_type of Open vSwitch on FreeBSD. Signed-off-by: Gaetano Catalli <gaetano.catalli@gmail.com> Signed-off-by: Ed Maste <emaste@adaranet.com> Signed-off-by: Giuseppe Lettieri <g.lettieri@iet.unipi.it> Signed-off-by: Ben Pfaff <blp@nicira.com>
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/*
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* Copyright (c) 2011 Gaetano Catalli.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef RTBSD_H
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#define RTBSD_H 1
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#include "list.h"
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/*
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* A digested version of a message received from a PF_ROUTE socket which
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* indicates that a network device has been created or destroyed or changed.
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*/
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struct rtbsd_change {
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/* Copied from struct if_msghdr. */
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int msg_type; /* e.g. XXX. */
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/* Copied from struct if_msghdr. */
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int if_index; /* Index of network device. */
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char if_name[IF_NAMESIZE]; /* Name of network device. */
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int master_ifindex; /* Ifindex of datapath master (0 if none). */
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};
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/*
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* Function called to report that a netdev has changed. 'change' describes the
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* specific change. It may be null if the buffer of change information
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* overflowed, in which case the function must assume that every device may
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* have changed. 'aux' is as specified in the call to
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* rtbsd_notifier_register().
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*/
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typedef void rtbsd_notify_func(const struct rtbsd_change *, void *aux);
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struct rtbsd_notifier {
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struct list node;
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rtbsd_notify_func *cb;
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void *aux;
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};
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int rtbsd_notifier_register(struct rtbsd_notifier *,
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rtbsd_notify_func *, void *aux);
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void rtbsd_notifier_unregister(struct rtbsd_notifier *);
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void rtbsd_notifier_run(void);
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void rtbsd_notifier_wait(void);
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#endif /* rtbsd.h */
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