pimd/pim_mlag.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * This is an implementation of PIM MLAG Functionality
   4  *
   5  * Module name: PIM MLAG
   6  *
   7  * Author: sathesh Kumar karra <sathk@cumulusnetworks.com>
   8  *
   9  * Copyright (C) 2019 Cumulus Networks http://www.cumulusnetworks.com
  10  */
  11 #ifndef __PIM_MLAG_H__
  12 #define __PIM_MLAG_H__
  13
  14 #include "zclient.h"
  15 #include "mlag.h"
  16 #include "pim_iface.h"
  17
  18 #if PIM_IPV == 4
  19 extern void pim_mlag_init(void);
  20 extern void pim_mlag_terminate(void);
  21 extern void pim_instance_mlag_init(struct pim_instance *pim);
  22 extern void pim_instance_mlag_terminate(struct pim_instance *pim);
  23 extern void pim_if_configure_mlag_dualactive(struct pim_interface *pim_ifp);
  24 extern void pim_if_unconfigure_mlag_dualactive(struct pim_interface *pim_ifp);
  25 extern int pim_zebra_mlag_process_up(ZAPI_CALLBACK_ARGS);
  26 extern int pim_zebra_mlag_process_down(ZAPI_CALLBACK_ARGS);
  27 extern int pim_zebra_mlag_handle_msg(ZAPI_CALLBACK_ARGS);
  28
  29 /* pm_zpthread.c */
  30 extern int pim_mlag_signal_zpthread(void);
  31 extern void pim_zpthread_init(void);
  32 extern void pim_zpthread_terminate(void);
  33
  34 extern void pim_mlag_register(void);
  35 extern void pim_mlag_deregister(void);
  36 extern void pim_mlag_up_local_add(struct pim_instance *pim,
  37                                   struct pim_upstream *upstream);
  38 extern void pim_mlag_up_local_del(struct pim_instance *pim,
  39                                   struct pim_upstream *upstream);
  40 extern bool pim_mlag_up_df_role_update(struct pim_instance *pim,
  41                                        struct pim_upstream *up, bool is_df,
  42                                        const char *reason);
  43 #else /* PIM_IPV == 4 */
  44 static inline void pim_mlag_terminate(void)
  45 {
  46 }
  47
  48 static inline void pim_instance_mlag_init(struct pim_instance *pim)
  49 {
  50 }
  51
  52 static inline void pim_instance_mlag_terminate(struct pim_instance *pim)
  53 {
  54 }
  55
  56 static inline void pim_if_configure_mlag_dualactive(
  57                                                 struct pim_interface *pim_ifp)
  58 {
  59 }
  60
  61 static inline void pim_if_unconfigure_mlag_dualactive(
  62                                                 struct pim_interface *pim_ifp)
  63 {
  64 }
  65
  66 static inline void pim_mlag_register(void)
  67 {
  68 }
  69
  70 static inline void pim_mlag_up_local_add(struct pim_instance *pim,
  71                                          struct pim_upstream *upstream)
  72 {
  73 }
  74
  75 static inline void pim_mlag_up_local_del(struct pim_instance *pim,
  76                                          struct pim_upstream *upstream)
  77 {
  78 }
  79
  80 static inline bool pim_mlag_up_df_role_update(struct pim_instance *pim,
  81                                               struct pim_upstream *up,
  82                                               bool is_df, const char *reason)
  83 {
  84         return false;
  85 }
  86 #endif
  87
  88 #endif