src/plugins/lacp/mux_machine.h

   1 /*
   2  * Copyright (c) 2017 Cisco and/or its affiliates.
   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
  16 #ifndef __LACP_MUX_MACHINE_H__
  17 #define __LACP_MUX_MACHINE_H__
  18
  19 #include <stdint.h>
  20 #include <lacp/machine.h>
  21
  22 #define foreach_lacp_mux_event          \
  23   _(0, BEGIN, "begin")                  \
  24   _(1, SELECTED, "selected")            \
  25   _(2, STANDBY, "standby")              \
  26   _(3, UNSELECTED, "unselected")        \
  27   _(4, READY, "ready")                  \
  28   _(5, SYNC, "sync")
  29
  30 typedef enum
  31 {
  32 #define _(a, b, c) LACP_MUX_EVENT_##b = (a),
  33   foreach_lacp_mux_event
  34 #undef _
  35 } lacp_mux_event_t;
  36
  37 #define foreach_lacp_mux_sm_state       \
  38   _(0, DETACHED, "detached")            \
  39   _(1, WAITING, "waiting")              \
  40   _(2, ATTACHED, "attached")            \
  41   _(3, COLLECTING_DISTRIBUTING, "collecting distributing")
  42
  43 typedef enum
  44 {
  45 #define _(a, b, c) LACP_MUX_STATE_##b = (a),
  46   foreach_lacp_mux_sm_state
  47 #undef _
  48 } lacp_mux_sm_state_t;
  49
  50 extern lacp_machine_t lacp_mux_machine;
  51
  52 int lacp_mux_action_detached (void *p1, void *p2);
  53 int lacp_mux_action_attached (void *p1, void *p2);
  54 int lacp_mux_action_waiting (void *p1, void *p2);
  55 int lacp_mux_action_collecting_distributing (void *p1, void *p2);
  56 void lacp_mux_debug_func (member_if_t * mif, int event, int state,
  57                           lacp_fsm_state_t * transition);
  58
  59 #define LACP_ACTION_DETACHED LACP_ACTION_ROUTINE(lacp_mux_action_detached)
  60 #define LACP_ACTION_ATTACHED LACP_ACTION_ROUTINE(lacp_mux_action_attached)
  61 #define LACP_ACTION_WAITING LACP_ACTION_ROUTINE(lacp_mux_action_waiting)
  62 #define LACP_ACTION_COLLECTING_DISTRIBUTING \
  63   LACP_ACTION_ROUTINE(lacp_mux_action_collecting_distributing)
  64
  65 static inline void
  66 lacp_start_wait_while_timer (vlib_main_t * vm, member_if_t * mif,
  67                              u8 expiration)
  68 {
  69   mif->wait_while_timer = vlib_time_now (vm) + expiration;
  70 }
  71
  72 #endif /* __LACP_MUX_MACHINE_H__ */
  73
  74 /*
  75  * fd.io coding-style-patch-verification: ON
  76  *
  77  * Local Variables:
  78  * eval: (c-set-style "gnu")
  79  * End:
  80  */