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- /*
- * 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 _LINUX_IF_BRIDGE_H
- #define _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_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;
- };
- /* Bridge multicast database attributes
- * [MDBA_MDB] = {
- * [MDBA_MDB_ENTRY] = {
- * [MDBA_MDB_ENTRY_INFO]
- * }
- * }
- * [MDBA_ROUTER] = {
- * [MDBA_ROUTER_PORT]
- * }
- */
- 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)
- enum {
- MDBA_ROUTER_UNSPEC,
- MDBA_ROUTER_PORT,
- __MDBA_ROUTER_MAX,
- };
- #define MDBA_ROUTER_MAX (__MDBA_ROUTER_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;
- __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)
- #endif /* _LINUX_IF_BRIDGE_H */
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