Commit | Line | Data |
---|---|---|
0e7623bd | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
70ebe4a4 | 2 | /* Copyright 2011-2014 Autronica Fire and Security AS |
f421436a AB |
3 | * |
4 | * Author(s): | |
70ebe4a4 | 5 | * 2011-2014 Arvid Brodin, arvid.brodin@alten.se |
8f4c0e01 MK |
6 | * |
7 | * include file for HSR and PRP. | |
f421436a AB |
8 | */ |
9 | ||
70ebe4a4 AB |
10 | #ifndef __HSR_FRAMEREG_H |
11 | #define __HSR_FRAMEREG_H | |
f421436a AB |
12 | |
13 | #include "hsr_main.h" | |
14 | ||
70ebe4a4 | 15 | struct hsr_node; |
f421436a | 16 | |
451d8123 MK |
17 | struct hsr_frame_info { |
18 | struct sk_buff *skb_std; | |
19 | struct sk_buff *skb_hsr; | |
20 | struct sk_buff *skb_prp; | |
21 | struct hsr_port *port_rcv; | |
22 | struct hsr_node *node_src; | |
23 | u16 sequence_nr; | |
24 | bool is_supervision; | |
25 | bool is_vlan; | |
26 | bool is_local_dest; | |
27 | bool is_local_exclusive; | |
28 | bool is_from_san; | |
29 | }; | |
30 | ||
92a35678 | 31 | void hsr_del_self_node(struct hsr_priv *hsr); |
e012764c SAS |
32 | void hsr_del_nodes(struct list_head *node_db); |
33 | struct hsr_node *hsr_get_node(struct hsr_port *port, struct list_head *node_db, | |
451d8123 MK |
34 | struct sk_buff *skb, bool is_sup, |
35 | enum hsr_port_type rx_port); | |
36 | void hsr_handle_sup_frame(struct hsr_frame_info *frame); | |
f266a683 AB |
37 | bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr); |
38 | ||
39 | void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb); | |
40 | void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb, | |
c5a75911 | 41 | struct hsr_port *port); |
f421436a | 42 | |
f266a683 AB |
43 | void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port, |
44 | u16 sequence_nr); | |
45 | int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node, | |
46 | u16 sequence_nr); | |
f421436a | 47 | |
dda436b7 | 48 | void hsr_prune_nodes(struct timer_list *t); |
5055cccf | 49 | void hsr_prune_proxy_nodes(struct timer_list *t); |
f421436a | 50 | |
92a35678 | 51 | int hsr_create_self_node(struct hsr_priv *hsr, |
39c19fb9 JK |
52 | const unsigned char addr_a[ETH_ALEN], |
53 | const unsigned char addr_b[ETH_ALEN]); | |
f421436a | 54 | |
70ebe4a4 | 55 | void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos, |
f421436a AB |
56 | unsigned char addr[ETH_ALEN]); |
57 | ||
70ebe4a4 | 58 | int hsr_get_node_data(struct hsr_priv *hsr, |
f421436a AB |
59 | const unsigned char *addr, |
60 | unsigned char addr_b[ETH_ALEN], | |
61 | unsigned int *addr_b_ifindex, | |
62 | int *if1_age, | |
63 | u16 *if1_seq, | |
64 | int *if2_age, | |
65 | u16 *if2_seq); | |
66 | ||
451d8123 MK |
67 | void prp_handle_san_frame(bool san, enum hsr_port_type port, |
68 | struct hsr_node *node); | |
69 | void prp_update_san_info(struct hsr_node *node, bool is_sup); | |
70 | ||
5055cccf LM |
71 | bool hsr_is_node_in_db(struct list_head *node_db, |
72 | const unsigned char addr[ETH_ALEN]); | |
73 | ||
fc4ecaee | 74 | struct hsr_node { |
e012764c | 75 | struct list_head mac_list; |
5c7aa132 SAS |
76 | /* Protect R/W access to seq_out */ |
77 | spinlock_t seq_out_lock; | |
fc4ecaee MK |
78 | unsigned char macaddress_A[ETH_ALEN]; |
79 | unsigned char macaddress_B[ETH_ALEN]; | |
80 | /* Local slave through which AddrB frames are received from this node */ | |
81 | enum hsr_port_type addr_B_port; | |
82 | unsigned long time_in[HSR_PT_PORTS]; | |
83 | bool time_in_stale[HSR_PT_PORTS]; | |
f1764114 | 84 | unsigned long time_out[HSR_PT_PORTS]; |
451d8123 MK |
85 | /* if the node is a SAN */ |
86 | bool san_a; | |
87 | bool san_b; | |
fc4ecaee | 88 | u16 seq_out[HSR_PT_PORTS]; |
0c74d9f7 | 89 | bool removed; |
fc4ecaee MK |
90 | struct rcu_head rcu_head; |
91 | }; | |
92 | ||
70ebe4a4 | 93 | #endif /* __HSR_FRAMEREG_H */ |