ofproto/ofproto-dpif-upcall.h

   1 /* Copyright (c) 2013, 2014 Nicira, Inc.
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at:
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License. */
  14
  15 #ifndef OFPROTO_DPIF_UPCALL_H
  16 #define OFPROTO_DPIF_UPCALL_H
  17
  18 #include <stddef.h>
  19
  20 struct dpif;
  21 struct dpif_backer;
  22 struct dpif_upcall;
  23 struct ofpbuf;
  24 struct seq;
  25 struct simap;
  26
  27 /* Udpif is responsible for retrieving upcalls from the kernel and processing
  28  * them.  Additionally, it's responsible for maintaining the datapath flow
  29  * table. */
  30
  31 void udpif_init(void);
  32 struct udpif *udpif_create(struct dpif_backer *, struct dpif *);
  33 void udpif_run(struct udpif *udpif);
  34 void udpif_set_threads(struct udpif *, size_t n_handlers,
  35                        size_t n_revalidators);
  36 void udpif_destroy(struct udpif *);
  37 void udpif_revalidate(struct udpif *);
  38 void udpif_get_memory_usage(struct udpif *, struct simap *usage);
  39 struct seq *udpif_dump_seq(struct udpif *);
  40 void udpif_flush(struct udpif *);
  41
  42 #endif /* ofproto-dpif-upcall.h */