linux-sg2042/net/hsr/hsr_framereg.h

63 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright 2011-2014 Autronica Fire and Security AS
*
* 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;
void hsr_del_self_node(struct hsr_priv *hsr);
void hsr_del_nodes(struct list_head *node_db);
struct hsr_node *hsr_get_node(struct hsr_port *port, 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(struct timer_list *t);
int hsr_create_self_node(struct hsr_priv *hsr,
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);
struct hsr_node {
struct list_head mac_list;
unsigned char macaddress_A[ETH_ALEN];
unsigned char macaddress_B[ETH_ALEN];
/* Local slave through which AddrB frames are received from this node */
enum hsr_port_type addr_B_port;
unsigned long time_in[HSR_PT_PORTS];
bool time_in_stale[HSR_PT_PORTS];
u16 seq_out[HSR_PT_PORTS];
struct rcu_head rcu_head;
};
#endif /* __HSR_FRAMEREG_H */