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203 lines
4.5 KiB
203 lines
4.5 KiB
/* |
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* Linux ethernet bridge |
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* |
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* Authors: |
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* Lennert Buytenhek <buytenh@gnu.org> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version |
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* 2 of the License, or (at your option) any later version. |
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*/ |
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#ifndef _LINUX_IF_BRIDGE_H |
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#define _LINUX_IF_BRIDGE_H |
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#include <linux/types.h> |
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#include <linux/if_ether.h> |
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#include <linux/in6.h> |
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#define SYSFS_BRIDGE_ATTR "bridge" |
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#define SYSFS_BRIDGE_FDB "brforward" |
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#define SYSFS_BRIDGE_PORT_SUBDIR "brif" |
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#define SYSFS_BRIDGE_PORT_ATTR "brport" |
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#define SYSFS_BRIDGE_PORT_LINK "bridge" |
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#define BRCTL_VERSION 1 |
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#define BRCTL_GET_VERSION 0 |
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#define BRCTL_GET_BRIDGES 1 |
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#define BRCTL_ADD_BRIDGE 2 |
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#define BRCTL_DEL_BRIDGE 3 |
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#define BRCTL_ADD_IF 4 |
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#define BRCTL_DEL_IF 5 |
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#define BRCTL_GET_BRIDGE_INFO 6 |
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#define BRCTL_GET_PORT_LIST 7 |
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#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8 |
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#define BRCTL_SET_BRIDGE_HELLO_TIME 9 |
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#define BRCTL_SET_BRIDGE_MAX_AGE 10 |
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#define BRCTL_SET_AGEING_TIME 11 |
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#define BRCTL_SET_GC_INTERVAL 12 |
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#define BRCTL_GET_PORT_INFO 13 |
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#define BRCTL_SET_BRIDGE_STP_STATE 14 |
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#define BRCTL_SET_BRIDGE_PRIORITY 15 |
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#define BRCTL_SET_PORT_PRIORITY 16 |
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#define BRCTL_SET_PATH_COST 17 |
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#define BRCTL_GET_FDB_ENTRIES 18 |
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#define BR_STATE_DISABLED 0 |
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#define BR_STATE_LISTENING 1 |
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#define BR_STATE_LEARNING 2 |
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#define BR_STATE_FORWARDING 3 |
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#define BR_STATE_BLOCKING 4 |
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struct __bridge_info { |
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__u64 designated_root; |
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__u64 bridge_id; |
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__u32 root_path_cost; |
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__u32 max_age; |
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__u32 hello_time; |
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__u32 forward_delay; |
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__u32 bridge_max_age; |
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__u32 bridge_hello_time; |
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__u32 bridge_forward_delay; |
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__u8 topology_change; |
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__u8 topology_change_detected; |
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__u8 root_port; |
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__u8 stp_enabled; |
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__u32 ageing_time; |
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__u32 gc_interval; |
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__u32 hello_timer_value; |
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__u32 tcn_timer_value; |
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__u32 topology_change_timer_value; |
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__u32 gc_timer_value; |
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}; |
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struct __port_info { |
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__u64 designated_root; |
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__u64 designated_bridge; |
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__u16 port_id; |
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__u16 designated_port; |
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__u32 path_cost; |
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__u32 designated_cost; |
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__u8 state; |
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__u8 top_change_ack; |
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__u8 config_pending; |
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__u8 unused0; |
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__u32 message_age_timer_value; |
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__u32 forward_delay_timer_value; |
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__u32 hold_timer_value; |
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}; |
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struct __fdb_entry { |
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__u8 mac_addr[ETH_ALEN]; |
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__u8 port_no; |
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__u8 is_local; |
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__u32 ageing_timer_value; |
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__u8 port_hi; |
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__u8 pad0; |
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__u16 unused; |
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}; |
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/* Bridge Flags */ |
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#define BRIDGE_FLAGS_MASTER 1 /* Bridge command to/from master */ |
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#define BRIDGE_FLAGS_SELF 2 /* Bridge command to/from lowerdev */ |
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#define BRIDGE_MODE_VEB 0 /* Default loopback mode */ |
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#define BRIDGE_MODE_VEPA 1 /* 802.1Qbg defined VEPA mode */ |
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#define BRIDGE_MODE_UNDEF 0xFFFF /* mode undefined */ |
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/* Bridge management nested attributes |
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* [IFLA_AF_SPEC] = { |
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* [IFLA_BRIDGE_FLAGS] |
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* [IFLA_BRIDGE_MODE] |
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* [IFLA_BRIDGE_VLAN_INFO] |
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* } |
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*/ |
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enum { |
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IFLA_BRIDGE_FLAGS, |
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IFLA_BRIDGE_MODE, |
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IFLA_BRIDGE_VLAN_INFO, |
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__IFLA_BRIDGE_MAX, |
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}; |
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#define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1) |
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#define BRIDGE_VLAN_INFO_MASTER (1<<0) /* Operate on Bridge device as well */ |
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#define BRIDGE_VLAN_INFO_PVID (1<<1) /* VLAN is PVID, ingress untagged */ |
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#define BRIDGE_VLAN_INFO_UNTAGGED (1<<2) /* VLAN egresses untagged */ |
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#define BRIDGE_VLAN_INFO_RANGE_BEGIN (1<<3) /* VLAN is start of vlan range */ |
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#define BRIDGE_VLAN_INFO_RANGE_END (1<<4) /* VLAN is end of vlan range */ |
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#define BRIDGE_VLAN_INFO_BRENTRY (1<<5) /* Global bridge VLAN entry */ |
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struct bridge_vlan_info { |
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__u16 flags; |
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__u16 vid; |
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}; |
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/* Bridge multicast database attributes |
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* [MDBA_MDB] = { |
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* [MDBA_MDB_ENTRY] = { |
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* [MDBA_MDB_ENTRY_INFO] |
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* } |
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* } |
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* [MDBA_ROUTER] = { |
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* [MDBA_ROUTER_PORT] |
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* } |
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*/ |
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enum { |
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MDBA_UNSPEC, |
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MDBA_MDB, |
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MDBA_ROUTER, |
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__MDBA_MAX, |
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}; |
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#define MDBA_MAX (__MDBA_MAX - 1) |
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enum { |
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MDBA_MDB_UNSPEC, |
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MDBA_MDB_ENTRY, |
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__MDBA_MDB_MAX, |
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}; |
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#define MDBA_MDB_MAX (__MDBA_MDB_MAX - 1) |
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enum { |
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MDBA_MDB_ENTRY_UNSPEC, |
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MDBA_MDB_ENTRY_INFO, |
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__MDBA_MDB_ENTRY_MAX, |
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}; |
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#define MDBA_MDB_ENTRY_MAX (__MDBA_MDB_ENTRY_MAX - 1) |
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enum { |
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MDBA_ROUTER_UNSPEC, |
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MDBA_ROUTER_PORT, |
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__MDBA_ROUTER_MAX, |
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}; |
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#define MDBA_ROUTER_MAX (__MDBA_ROUTER_MAX - 1) |
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struct br_port_msg { |
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__u8 family; |
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__u32 ifindex; |
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}; |
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struct br_mdb_entry { |
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__u32 ifindex; |
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#define MDB_TEMPORARY 0 |
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#define MDB_PERMANENT 1 |
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__u8 state; |
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__u16 vid; |
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struct { |
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union { |
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__be32 ip4; |
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struct in6_addr ip6; |
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} u; |
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__be16 proto; |
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} addr; |
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}; |
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enum { |
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MDBA_SET_ENTRY_UNSPEC, |
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MDBA_SET_ENTRY, |
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__MDBA_SET_ENTRY_MAX, |
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}; |
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#define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1) |
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#endif /* _LINUX_IF_BRIDGE_H */
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