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 13 struct hsr_node; 14 15 void hsr_del_self_node(struct hsr_priv *hsr); 16 void hsr_del_nodes(struct list_head *node_db); 17 struct hsr_node *hsr_get_node(struct hsr_port *port, struct sk_buff *skb, 18 bool is_sup); 19 void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr, 20 struct hsr_port *port); 21 bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr); 22 23 void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb); 24 void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb, 25 struct hsr_port *port); 26 27 void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port, 28 u16 sequence_nr); 29 int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node, 30 u16 sequence_nr); 31 32 void hsr_prune_nodes(struct timer_list *t); 33 34 int hsr_create_self_node(struct hsr_priv *hsr, 35 unsigned char addr_a[ETH_ALEN], 36 unsigned char addr_b[ETH_ALEN]); 37 38 void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos, 39 unsigned char addr[ETH_ALEN]); 40 41 int hsr_get_node_data(struct hsr_priv *hsr, 42 const unsigned char *addr, 43 unsigned char addr_b[ETH_ALEN], 44 unsigned int *addr_b_ifindex, 45 int *if1_age, 46 u16 *if1_seq, 47 int *if2_age, 48 u16 *if2_seq); 49 50 struct hsr_node { 51 struct list_head mac_list; 52 unsigned char macaddress_A[ETH_ALEN]; 53 unsigned char macaddress_B[ETH_ALEN]; 54 /* Local slave through which AddrB frames are received from this node */ 55 enum hsr_port_type addr_B_port; 56 unsigned long time_in[HSR_PT_PORTS]; 57 bool time_in_stale[HSR_PT_PORTS]; 58 u16 seq_out[HSR_PT_PORTS]; 59 struct rcu_head rcu_head; 60 }; 61 62 #endif /* __HSR_FRAMEREG_H */ 63