/* *	Linux ethernet bridge * *	Authors: *	Lennert Buytenhek		<buytenh@gnu.org> * *	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. */ #ifndef _UAPI_LINUX_IF_BRIDGE_H#define _UAPI_LINUX_IF_BRIDGE_H #include <linux/types.h>#include <linux/if_ether.h>#include <linux/in6.h> #define SYSFS_BRIDGE_ATTR	"bridge"#define SYSFS_BRIDGE_FDB	"brforward"#define SYSFS_BRIDGE_PORT_SUBDIR "brif"#define SYSFS_BRIDGE_PORT_ATTR	"brport"#define SYSFS_BRIDGE_PORT_LINK	"bridge" #define BRCTL_VERSION 1 #define BRCTL_GET_VERSION 0#define BRCTL_GET_BRIDGES 1#define BRCTL_ADD_BRIDGE 2#define BRCTL_DEL_BRIDGE 3#define BRCTL_ADD_IF 4#define BRCTL_DEL_IF 5#define BRCTL_GET_BRIDGE_INFO 6#define BRCTL_GET_PORT_LIST 7#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8#define BRCTL_SET_BRIDGE_HELLO_TIME 9#define BRCTL_SET_BRIDGE_MAX_AGE 10#define BRCTL_SET_AGEING_TIME 11#define BRCTL_SET_GC_INTERVAL 12#define BRCTL_GET_PORT_INFO 13#define BRCTL_SET_BRIDGE_STP_STATE 14#define BRCTL_SET_BRIDGE_PRIORITY 15#define BRCTL_SET_PORT_PRIORITY 16#define BRCTL_SET_PATH_COST 17#define BRCTL_GET_FDB_ENTRIES 18 #define BR_STATE_DISABLED 0#define BR_STATE_LISTENING 1#define BR_STATE_LEARNING 2#define BR_STATE_FORWARDING 3#define BR_STATE_BLOCKING 4 struct __bridge_info {	__u64 designated_root;	__u64 bridge_id;	__u32 root_path_cost;	__u32 max_age;	__u32 hello_time;	__u32 forward_delay;	__u32 bridge_max_age;	__u32 bridge_hello_time;	__u32 bridge_forward_delay;	__u8 topology_change;	__u8 topology_change_detected;	__u8 root_port;	__u8 stp_enabled;	__u32 ageing_time;	__u32 gc_interval;	__u32 hello_timer_value;	__u32 tcn_timer_value;	__u32 topology_change_timer_value;	__u32 gc_timer_value;}; struct __port_info {	__u64 designated_root;	__u64 designated_bridge;	__u16 port_id;	__u16 designated_port;	__u32 path_cost;	__u32 designated_cost;	__u8 state;	__u8 top_change_ack;	__u8 config_pending;	__u8 unused0;	__u32 message_age_timer_value;	__u32 forward_delay_timer_value;	__u32 hold_timer_value;}; struct __fdb_entry {	__u8 mac_addr[ETH_ALEN];	__u8 port_no;	__u8 is_local;	__u32 ageing_timer_value;	__u8 port_hi;	__u8 pad0;	__u16 unused;}; /* Bridge Flags */#define BRIDGE_FLAGS_MASTER	1	/* Bridge command to/from master */#define BRIDGE_FLAGS_SELF	2	/* Bridge command to/from lowerdev */ #define BRIDGE_MODE_VEB		0	/* Default loopback mode */#define BRIDGE_MODE_VEPA	1	/* 802.1Qbg defined VEPA mode */#define BRIDGE_MODE_UNDEF	0xFFFF  /* mode undefined */ /* Bridge management nested attributes * [IFLA_AF_SPEC] = { *     [IFLA_BRIDGE_FLAGS] *     [IFLA_BRIDGE_MODE] *     [IFLA_BRIDGE_VLAN_INFO] * } */enum {	IFLA_BRIDGE_FLAGS,	IFLA_BRIDGE_MODE,	IFLA_BRIDGE_VLAN_INFO,	IFLA_BRIDGE_VLAN_TUNNEL_INFO,	__IFLA_BRIDGE_MAX,};#define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1) #define BRIDGE_VLAN_INFO_MASTER	(1<<0)	/* Operate on Bridge device as well */#define BRIDGE_VLAN_INFO_PVID	(1<<1)	/* VLAN is PVID, ingress untagged */#define BRIDGE_VLAN_INFO_UNTAGGED	(1<<2)	/* VLAN egresses untagged */#define BRIDGE_VLAN_INFO_RANGE_BEGIN	(1<<3) /* VLAN is start of vlan range */#define BRIDGE_VLAN_INFO_RANGE_END	(1<<4) /* VLAN is end of vlan range */#define BRIDGE_VLAN_INFO_BRENTRY	(1<<5) /* Global bridge VLAN entry */ struct bridge_vlan_info {	__u16 flags;	__u16 vid;}; enum {	IFLA_BRIDGE_VLAN_TUNNEL_UNSPEC,	IFLA_BRIDGE_VLAN_TUNNEL_ID,	IFLA_BRIDGE_VLAN_TUNNEL_VID,	IFLA_BRIDGE_VLAN_TUNNEL_FLAGS,	__IFLA_BRIDGE_VLAN_TUNNEL_MAX,}; #define IFLA_BRIDGE_VLAN_TUNNEL_MAX (__IFLA_BRIDGE_VLAN_TUNNEL_MAX - 1) struct bridge_vlan_xstats {	__u64 rx_bytes;	__u64 rx_packets;	__u64 tx_bytes;	__u64 tx_packets;	__u16 vid;	__u16 flags;	__u32 pad2;}; /* Bridge multicast database attributes * [MDBA_MDB] = { *     [MDBA_MDB_ENTRY] = { *         [MDBA_MDB_ENTRY_INFO] { *		struct br_mdb_entry *		[MDBA_MDB_EATTR attributes] *         } *     } * } * [MDBA_ROUTER] = { *    [MDBA_ROUTER_PORT] = { *        u32 ifindex *        [MDBA_ROUTER_PATTR attributes] *    } * } */enum {	MDBA_UNSPEC,	MDBA_MDB,	MDBA_ROUTER,	__MDBA_MAX,};#define MDBA_MAX (__MDBA_MAX - 1) enum {	MDBA_MDB_UNSPEC,	MDBA_MDB_ENTRY,	__MDBA_MDB_MAX,};#define MDBA_MDB_MAX (__MDBA_MDB_MAX - 1) enum {	MDBA_MDB_ENTRY_UNSPEC,	MDBA_MDB_ENTRY_INFO,	__MDBA_MDB_ENTRY_MAX,};#define MDBA_MDB_ENTRY_MAX (__MDBA_MDB_ENTRY_MAX - 1) /* per mdb entry additional attributes */enum {	MDBA_MDB_EATTR_UNSPEC,	MDBA_MDB_EATTR_TIMER,	__MDBA_MDB_EATTR_MAX};#define MDBA_MDB_EATTR_MAX (__MDBA_MDB_EATTR_MAX - 1) /* multicast router types */enum {	MDB_RTR_TYPE_DISABLED,	MDB_RTR_TYPE_TEMP_QUERY,	MDB_RTR_TYPE_PERM,	MDB_RTR_TYPE_TEMP}; enum {	MDBA_ROUTER_UNSPEC,	MDBA_ROUTER_PORT,	__MDBA_ROUTER_MAX,};#define MDBA_ROUTER_MAX (__MDBA_ROUTER_MAX - 1) /* router port attributes */enum {	MDBA_ROUTER_PATTR_UNSPEC,	MDBA_ROUTER_PATTR_TIMER,	MDBA_ROUTER_PATTR_TYPE,	__MDBA_ROUTER_PATTR_MAX};#define MDBA_ROUTER_PATTR_MAX (__MDBA_ROUTER_PATTR_MAX - 1) struct br_port_msg {	__u8  family;	__u32 ifindex;}; struct br_mdb_entry {	__u32 ifindex;#define MDB_TEMPORARY 0#define MDB_PERMANENT 1	__u8 state;#define MDB_FLAGS_OFFLOAD	(1 << 0)	__u8 flags;	__u16 vid;	struct {		union {			__be32	ip4;			struct in6_addr ip6;		} u;		__be16		proto;	} addr;}; enum {	MDBA_SET_ENTRY_UNSPEC,	MDBA_SET_ENTRY,	__MDBA_SET_ENTRY_MAX,};#define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1) /* Embedded inside LINK_XSTATS_TYPE_BRIDGE */enum {	BRIDGE_XSTATS_UNSPEC,	BRIDGE_XSTATS_VLAN,	BRIDGE_XSTATS_MCAST,	BRIDGE_XSTATS_PAD,	__BRIDGE_XSTATS_MAX};#define BRIDGE_XSTATS_MAX (__BRIDGE_XSTATS_MAX - 1) enum {	BR_MCAST_DIR_RX,	BR_MCAST_DIR_TX,	BR_MCAST_DIR_SIZE}; /* IGMP/MLD statistics */struct br_mcast_stats {	__u64 igmp_v1queries[BR_MCAST_DIR_SIZE];	__u64 igmp_v2queries[BR_MCAST_DIR_SIZE];	__u64 igmp_v3queries[BR_MCAST_DIR_SIZE];	__u64 igmp_leaves[BR_MCAST_DIR_SIZE];	__u64 igmp_v1reports[BR_MCAST_DIR_SIZE];	__u64 igmp_v2reports[BR_MCAST_DIR_SIZE];	__u64 igmp_v3reports[BR_MCAST_DIR_SIZE];	__u64 igmp_parse_errors; 	__u64 mld_v1queries[BR_MCAST_DIR_SIZE];	__u64 mld_v2queries[BR_MCAST_DIR_SIZE];	__u64 mld_leaves[BR_MCAST_DIR_SIZE];	__u64 mld_v1reports[BR_MCAST_DIR_SIZE];	__u64 mld_v2reports[BR_MCAST_DIR_SIZE];	__u64 mld_parse_errors; 	__u64 mcast_bytes[BR_MCAST_DIR_SIZE];	__u64 mcast_packets[BR_MCAST_DIR_SIZE];};#endif /* _UAPI_LINUX_IF_BRIDGE_H */