lib/multipath.h

   1 /*
   2  * Copyright (c) 2010, 2011 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 MULTIPATH_H
  18 #define MULTIPATH_H 1
  19
  20 #include <stdint.h>
  21 #include "ofp-errors.h"
  22
  23 struct ds;
  24 struct flow;
  25 struct nx_action_multipath;
  26 struct nx_action_reg_move;
  27
  28 /* NXAST_MULTIPATH helper functions.
  29  *
  30  * See include/openflow/nicira-ext.h for NXAST_MULTIPATH specification.
  31  */
  32
  33 enum ofperr multipath_check(const struct nx_action_multipath *,
  34                             const struct flow *);
  35 void multipath_execute(const struct nx_action_multipath *, struct flow *);
  36
  37 void multipath_parse(struct nx_action_multipath *, const char *);
  38 void multipath_format(const struct nx_action_multipath *, struct ds *);
  39
  40 #endif /* multipath.h */