net/hsr/hsr_framereg.h

   1 /* Copyright 2011-2014 Autronica Fire and Security AS
   2  *
   3  * This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the GNU General Public License as published by the Free
   5  * Software Foundation; either version 2 of the License, or (at your option)
   6  * any later version.
   7  *
   8  * Author(s):
   9  *      2011-2014 Arvid Brodin, arvid.brodin@alten.se
  10  */
  11
  12 #ifndef __HSR_FRAMEREG_H
  13 #define __HSR_FRAMEREG_H
  14
  15 #include "hsr_main.h"
  16
  17 struct hsr_node;
  18
  19 struct hsr_node *hsr_add_node(struct list_head *node_db, unsigned char addr[],
  20                               u16 seq_out);
  21 struct hsr_node *hsr_get_node(struct hsr_port *port, struct sk_buff *skb,
  22                               bool is_sup);
  23 void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr,
  24                           struct hsr_port *port);
  25 bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr);
  26
  27 void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb);
  28 void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb,
  29                          struct hsr_port *port);
  30
  31 void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port,
  32                            u16 sequence_nr);
  33 int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node,
  34                            u16 sequence_nr);
  35
  36 void hsr_prune_nodes(unsigned long data);
  37
  38 int hsr_create_self_node(struct list_head *self_node_db,
  39                          unsigned char addr_a[ETH_ALEN],
  40                          unsigned char addr_b[ETH_ALEN]);
  41
  42 void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos,
  43                         unsigned char addr[ETH_ALEN]);
  44
  45 int hsr_get_node_data(struct hsr_priv *hsr,
  46                       const unsigned char *addr,
  47                       unsigned char addr_b[ETH_ALEN],
  48                       unsigned int *addr_b_ifindex,
  49                       int *if1_age,
  50                       u16 *if1_seq,
  51                       int *if2_age,
  52                       u16 *if2_seq);
  53
  54 #endif /* __HSR_FRAMEREG_H */