linux/net/bridge/br_private_mcast_eht.h

/* SPDX-License-Identifier: GPL-2.0-or-later
 * Copyright (c) 2020, Nikolay Aleksandrov <nikolay@nvidia.com>
 */
#ifndef _BR_PRIVATE_MCAST_EHT_H_
#define _BR_PRIVATE_MCAST_EHT_H_

union net_bridge_eht_addr {
	__be32				ip4;
#if IS_ENABLED(CONFIG_IPV6)
	struct in6_addr			ip6;
#endif
};

/* single host's list of set entries and filter_mode */
struct net_bridge_group_eht_host {
	struct rb_node			rb_node;

	union net_bridge_eht_addr	h_addr;
	struct hlist_head		set_entries;
	unsigned int			num_entries;
	unsigned char			filter_mode;
	struct net_bridge_port_group	*pg;
};

/* (host, src entry) added to a per-src set and host's list */
struct net_bridge_group_eht_set_entry {
	struct rb_node			rb_node;
	struct hlist_node		host_list;

	union net_bridge_eht_addr	h_addr;
	struct timer_list		timer;
	struct net_bridge		*br;
	struct net_bridge_group_eht_set	*eht_set;
	struct net_bridge_group_eht_host *h_parent;
	struct net_bridge_mcast_gc	mcast_gc;
};

/* per-src set */
struct net_bridge_group_eht_set {
	struct rb_node			rb_node;

	union net_bridge_eht_addr	src_addr;
	struct rb_root			entry_tree;
	struct timer_list		timer;
	struct net_bridge_port_group	*pg;
	struct net_bridge		*br;
	struct net_bridge_mcast_gc	mcast_gc;
};

void br_multicast_eht_clean_sets(struct net_bridge_port_group *pg);
bool br_multicast_eht_handle(struct net_bridge_port_group *pg,
			     void *h_addr,
			     void *srcs,
			     u32 nsrcs,
			     size_t addr_size,
			     int grec_type);

#endif /* _BR_PRIVATE_MCAST_EHT_H_ */