lib/learn.h

   1 /*
   2  * Copyright (c) 2011, 2012, 2013, 2014, 2017 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 LEARN_H
  18 #define LEARN_H 1
  19
  20 #include "compiler.h"
  21 #include "openvswitch/ofp-errors.h"
  22
  23 struct ds;
  24 struct flow;
  25 struct flow_wildcards;
  26 struct match;
  27 struct ofpbuf;
  28 struct ofpact_learn;
  29 struct ofputil_flow_mod;
  30 struct ofputil_port_map;
  31 struct ofputil_table_map;
  32 struct nx_action_learn;
  33
  34 /* NXAST_LEARN helper functions.
  35  *
  36  * See lib/ofp-actions.c for NXAST_LEARN specification.
  37  */
  38
  39 enum ofperr learn_check(const struct ofpact_learn *, const struct match *);
  40 void learn_execute(const struct ofpact_learn *, const struct flow *,
  41                    struct ofputil_flow_mod *, struct ofpbuf *ofpacts);
  42 void learn_mask(const struct ofpact_learn *, struct flow_wildcards *);
  43
  44 char *learn_parse(char *, const struct ofputil_port_map *,
  45                   const struct ofputil_table_map *, struct ofpbuf *ofpacts)
  46     OVS_WARN_UNUSED_RESULT;
  47 void learn_format(const struct ofpact_learn *,
  48                   const struct ofputil_port_map *,
  49                   const struct ofputil_table_map *, struct ds *);
  50
  51 #endif /* learn.h */