diff options
Diffstat (limited to 'net/hsr/hsr_framereg.h')
| -rw-r--r-- | net/hsr/hsr_framereg.h | 77 |
1 files changed, 61 insertions, 16 deletions
diff --git a/net/hsr/hsr_framereg.h b/net/hsr/hsr_framereg.h index 370b45998121..b04948659d84 100644 --- a/net/hsr/hsr_framereg.h +++ b/net/hsr/hsr_framereg.h @@ -1,12 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright 2011-2014 Autronica Fire and Security AS * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * * Author(s): * 2011-2014 Arvid Brodin, arvid.brodin@alten.se + * + * include file for HSR and PRP. */ #ifndef __HSR_FRAMEREG_H @@ -16,13 +14,29 @@ struct hsr_node; -struct hsr_node *hsr_add_node(struct list_head *node_db, unsigned char addr[], - u16 seq_out); -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); +struct hsr_frame_info { + struct sk_buff *skb_std; + struct sk_buff *skb_hsr; + struct sk_buff *skb_prp; + struct hsr_port *port_rcv; + struct hsr_node *node_src; + u16 sequence_nr; + bool is_supervision; + bool is_proxy_supervision; + bool is_vlan; + bool is_local_dest; + bool is_local_exclusive; + bool is_from_san; +}; + +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 list_head *node_db, + struct sk_buff *skb, bool is_sup, + enum hsr_port_type rx_port); +void hsr_handle_sup_frame(struct hsr_frame_info *frame); bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr); +bool hsr_addr_is_redbox(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, @@ -30,14 +44,14 @@ void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb, 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); +int hsr_register_frame_out(struct hsr_port *port, struct hsr_frame_info *frame); void hsr_prune_nodes(struct timer_list *t); +void hsr_prune_proxy_nodes(struct timer_list *t); -int hsr_create_self_node(struct list_head *self_node_db, - unsigned char addr_a[ETH_ALEN], - unsigned char addr_b[ETH_ALEN]); +int hsr_create_self_node(struct hsr_priv *hsr, + const unsigned char addr_a[ETH_ALEN], + const unsigned char addr_b[ETH_ALEN]); void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos, unsigned char addr[ETH_ALEN]); @@ -51,4 +65,35 @@ int hsr_get_node_data(struct hsr_priv *hsr, int *if2_age, u16 *if2_seq); +void prp_handle_san_frame(bool san, enum hsr_port_type port, + struct hsr_node *node); +void prp_update_san_info(struct hsr_node *node, bool is_sup); + +bool hsr_is_node_in_db(struct list_head *node_db, + const unsigned char addr[ETH_ALEN]); + +int prp_register_frame_out(struct hsr_port *port, struct hsr_frame_info *frame); + +struct hsr_node { + struct list_head mac_list; + /* Protect R/W access to seq_out */ + spinlock_t seq_out_lock; + 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]; + unsigned long time_out[HSR_PT_PORTS]; + /* if the node is a SAN */ + bool san_a; + bool san_b; + u16 seq_out[HSR_PT_PORTS]; + bool removed; + /* PRP specific duplicate handling */ + u16 seq_expected[HSR_PT_PORTS]; + u16 seq_start[HSR_PT_PORTS]; + struct rcu_head rcu_head; +}; + #endif /* __HSR_FRAMEREG_H */ |