lib/netdev-vport-private.h

   1 /*
   2  * Copyright (c) 2010, 2011, 2013, 2015 Nicira, Inc.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef NETDEV_VPORT_PRIVATE_H
  18 #define NETDEV_VPORT_PRAVITE_H 1
  19
  20 #include <stdbool.h>
  21 #include <stddef.h>
  22 #include "compiler.h"
  23 #include "netdev.h"
  24 #include "netdev-provider.h"
  25 #include "ovs-thread.h"
  26
  27 struct netdev_vport {
  28     struct netdev up;
  29
  30     /* Protects all members below. */
  31     struct ovs_mutex mutex;
  32
  33     struct eth_addr etheraddr;
  34     struct netdev_stats stats;
  35
  36     /* Tunnels. */
  37     struct netdev_tunnel_config tnl_cfg;
  38     char egress_iface[IFNAMSIZ];
  39     bool carrier_status;
  40
  41     /* Patch Ports. */
  42     char *peer;
  43 };
  44
  45 int netdev_vport_construct(struct netdev *);
  46
  47 static bool
  48 is_vport_class(const struct netdev_class *class)
  49 {
  50     return class->construct == netdev_vport_construct;
  51 }
  52
  53 static inline struct netdev_vport *
  54 netdev_vport_cast(const struct netdev *netdev)
  55 {
  56     ovs_assert(is_vport_class(netdev_get_class(netdev)));
  57     return CONTAINER_OF(netdev, struct netdev_vport, up);
  58 }
  59
  60 #endif