1/* SPDX-License-Identifier: GPL-2.0 */
 2/* Copyright 2011-2014 Autronica Fire and Security AS
 3 *
 
 
 
 
 
 4 * Author(s):
 5 *	2011-2014 Arvid Brodin, arvid.brodin@alten.se
 6 */
 7
 8#ifndef __HSR_FRAMEREG_H
 9#define __HSR_FRAMEREG_H
10
11#include "hsr_main.h"
12
13struct hsr_node;
14
15void hsr_del_self_node(struct list_head *self_node_db);
16void hsr_del_nodes(struct list_head *node_db);
17struct hsr_node *hsr_add_node(struct list_head *node_db, unsigned char addr[],
18			      u16 seq_out);
19struct hsr_node *hsr_get_node(struct hsr_port *port, struct sk_buff *skb,
20			      bool is_sup);
21void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr,
22			  struct hsr_port *port);
23bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr);
24
25void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb);
26void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb,
27			 struct hsr_port *port);
28
29void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port,
30			   u16 sequence_nr);
31int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node,
32			   u16 sequence_nr);
33
34void hsr_prune_nodes(struct timer_list *t);
35
36int hsr_create_self_node(struct list_head *self_node_db,
37			 unsigned char addr_a[ETH_ALEN],
38			 unsigned char addr_b[ETH_ALEN]);
39
40void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos,
41			unsigned char addr[ETH_ALEN]);
42
43int hsr_get_node_data(struct hsr_priv *hsr,
44		      const unsigned char *addr,
45		      unsigned char addr_b[ETH_ALEN],
46		      unsigned int *addr_b_ifindex,
47		      int *if1_age,
48		      u16 *if1_seq,
49		      int *if2_age,
50		      u16 *if2_seq);
51
52struct hsr_node {
53	struct list_head	mac_list;
54	unsigned char		macaddress_A[ETH_ALEN];
55	unsigned char		macaddress_B[ETH_ALEN];
56	/* Local slave through which AddrB frames are received from this node */
57	enum hsr_port_type	addr_B_port;
58	unsigned long		time_in[HSR_PT_PORTS];
59	bool			time_in_stale[HSR_PT_PORTS];
60	u16			seq_out[HSR_PT_PORTS];
61	struct rcu_head		rcu_head;
62};
63
64#endif /* __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
17struct hsr_node;
18
 
 
19struct hsr_node *hsr_add_node(struct list_head *node_db, unsigned char addr[],
20			      u16 seq_out);
21struct hsr_node *hsr_get_node(struct list_head *node_db, struct sk_buff *skb,
22			      bool is_sup);
23void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr,
24			  struct hsr_port *port);
25bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr);
26
27void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb);
28void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb,
29			 struct hsr_port *port);
30
31void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port,
32			   u16 sequence_nr);
33int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node,
34			   u16 sequence_nr);
35
36void hsr_prune_nodes(unsigned long data);
37
38int 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
42void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos,
43			unsigned char addr[ETH_ALEN]);
44
45int 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 */