mirror of
https://github.com/openvswitch/ovs
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53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
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/*
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* Copyright (c) 2009 Nicira Networks.
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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 NETDEV_LINUX_H
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#define NETDEV_LINUX_H 1
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/* These functions are specific to the Linux implementation of dpif and netdev.
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* They should only be used directly by Linux-specific code. */
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#include "list.h"
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struct linux_netdev_change {
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/* Copied from struct nlmsghdr. */
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int nlmsg_type; /* e.g. RTM_NEWLINK, RTM_DELLINK. */
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/* Copied from struct ifinfomsg. */
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int ifi_index; /* Index of network device. */
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/* Extracted from Netlink attributes. */
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const char *ifname; /* 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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typedef void linux_netdev_notify_func(const struct linux_netdev_change *,
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void *aux);
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struct linux_netdev_notifier {
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struct list node;
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linux_netdev_notify_func *cb;
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void *aux;
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};
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int linux_netdev_notifier_register(struct linux_netdev_notifier *,
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linux_netdev_notify_func *, void *aux);
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void linux_netdev_notifier_unregister(struct linux_netdev_notifier *);
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void linux_netdev_notifier_run(void);
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void linux_netdev_notifier_wait(void);
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#endif /* netdev-linux.h */
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