lib/rstp-state-machines.h

   1 /*
   2  * Copyright (c) 2011-2015 M3S, Srl - Italy
   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 /*
  18  * Rapid Spanning Tree Protocol (IEEE 802.1D-2004) state machines
  19  * implementation (header file).
  20  *
  21  * Authors:
  22  *         Martino Fornasa <mf@fornasa.it>
  23  *         Daniele Venturino <daniele.venturino@m3s.it>
  24  *         Carlo Andreotti <c.andreotti@m3s.it>
  25  *
  26  * References to IEEE 802.1D-2004 standard are enclosed in square brackets.
  27  * E.g. [17.3], [Table 17-1], etc.
  28  *
  29  */
  30
  31 #ifndef RSTP_STATE_MACHINES_H
  32 #define RSTP_STATE_MACHINES_H 1
  33
  34 #include "rstp-common.h"
  35
  36 /* Methods called by the Forwarding Layer, through functions of rstp.h. */
  37 int move_rstp__(struct rstp *)
  38     OVS_REQUIRES(rstp_mutex);
  39 void decrease_rstp_port_timers__(struct rstp *)
  40     OVS_REQUIRES(rstp_mutex);
  41 void process_received_bpdu__(struct rstp_port *, const void *, size_t)
  42     OVS_REQUIRES(rstp_mutex);
  43
  44 void updt_roles_tree__(struct rstp *)
  45     OVS_REQUIRES(rstp_mutex);
  46
  47 #endif /* rstp-state-machines.h */