/* Copyright 2011-2014 Autronica Fire and Security AS

   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the Free
   * Software Foundation; either version 2 of the License, or (at your option)
   * any later version.
   *
   * Author(s):

   *	2011-2014 Arvid Brodin, arvid.brodin@alten.se

   */

  #ifndef __HSR_FRAMEREG_H
  #define __HSR_FRAMEREG_H

  
  #include "hsr_main.h"

  struct hsr_node;

  struct hsr_node *hsr_add_node(struct list_head *node_db, unsigned char addr[],
  			      u16 seq_out);
  struct hsr_node *hsr_get_node(struct list_head *node_db, struct sk_buff *skb,
  			      bool is_sup);
  void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr,
  			  struct hsr_port *port);
  bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr);
  
  void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb);
  void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb,

  			 struct hsr_port *port);

  void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port,
  			   u16 sequence_nr);
  int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node,
  			   u16 sequence_nr);

  void hsr_prune_nodes(unsigned long data);

  
  int hsr_create_self_node(struct list_head *self_node_db,
  			 unsigned char addr_a[ETH_ALEN],
  			 unsigned char addr_b[ETH_ALEN]);

  void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos,

  			unsigned char addr[ETH_ALEN]);

  int hsr_get_node_data(struct hsr_priv *hsr,

  		      const unsigned char *addr,
  		      unsigned char addr_b[ETH_ALEN],
  		      unsigned int *addr_b_ifindex,
  		      int *if1_age,
  		      u16 *if1_seq,
  		      int *if2_age,
  		      u16 *if2_seq);

  #endif /* __HSR_FRAMEREG_H */