| 1 | /* |
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| 2 | * Linux ethernet bridge |
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| 3 | * |
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| 4 | * Authors: |
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| 5 | * Lennert Buytenhek <buytenh@gnu.org> |
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| 6 | * |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version |
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| 11 | * 2 of the License, or (at your option) any later version. |
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| 12 | */ |
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| 13 | |
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| 14 | #ifndef _LINUX_IF_BRIDGE_H |
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| 15 | #define _LINUX_IF_BRIDGE_H |
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| 16 | |
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| 17 | #include <linux/types.h> |
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| 18 | |
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| 19 | #define SYSFS_BRIDGE_ATTR "bridge" |
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| 20 | #define SYSFS_BRIDGE_FDB "brforward" |
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| 21 | #define SYSFS_BRIDGE_PORT_SUBDIR "brif" |
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| 22 | #define SYSFS_BRIDGE_PORT_ATTR "brport" |
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| 23 | #define SYSFS_BRIDGE_PORT_LINK "bridge" |
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| 24 | |
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| 25 | #define BRCTL_VERSION 1 |
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| 26 | |
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| 27 | #define BRCTL_GET_VERSION 0 |
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| 28 | #define BRCTL_GET_BRIDGES 1 |
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| 29 | #define BRCTL_ADD_BRIDGE 2 |
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| 30 | #define BRCTL_DEL_BRIDGE 3 |
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| 31 | #define BRCTL_ADD_IF 4 |
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| 32 | #define BRCTL_DEL_IF 5 |
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| 33 | #define BRCTL_GET_BRIDGE_INFO 6 |
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| 34 | #define BRCTL_GET_PORT_LIST 7 |
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| 35 | #define BRCTL_SET_BRIDGE_FORWARD_DELAY 8 |
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| 36 | #define BRCTL_SET_BRIDGE_HELLO_TIME 9 |
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| 37 | #define BRCTL_SET_BRIDGE_MAX_AGE 10 |
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| 38 | #define BRCTL_SET_AGEING_TIME 11 |
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| 39 | #define BRCTL_SET_GC_INTERVAL 12 |
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| 40 | #define BRCTL_GET_PORT_INFO 13 |
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| 41 | #define BRCTL_SET_BRIDGE_STP_STATE 14 |
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| 42 | #define BRCTL_SET_BRIDGE_PRIORITY 15 |
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| 43 | #define BRCTL_SET_PORT_PRIORITY 16 |
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| 44 | #define BRCTL_SET_PATH_COST 17 |
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| 45 | #define BRCTL_GET_FDB_ENTRIES 18 |
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| 46 | |
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| 47 | #define BR_STATE_DISABLED 0 |
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| 48 | #define BR_STATE_LISTENING 1 |
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| 49 | #define BR_STATE_LEARNING 2 |
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| 50 | #define BR_STATE_FORWARDING 3 |
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| 51 | #define BR_STATE_BLOCKING 4 |
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| 52 | |
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| 53 | struct __bridge_info |
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| 54 | { |
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| 55 | __u64 designated_root; |
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| 56 | __u64 bridge_id; |
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| 57 | __u32 root_path_cost; |
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| 58 | __u32 max_age; |
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| 59 | __u32 hello_time; |
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| 60 | __u32 forward_delay; |
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| 61 | __u32 bridge_max_age; |
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| 62 | __u32 bridge_hello_time; |
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| 63 | __u32 bridge_forward_delay; |
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| 64 | __u8 topology_change; |
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| 65 | __u8 topology_change_detected; |
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| 66 | __u8 root_port; |
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| 67 | __u8 stp_enabled; |
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| 68 | __u32 ageing_time; |
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| 69 | __u32 gc_interval; |
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| 70 | __u32 hello_timer_value; |
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| 71 | __u32 tcn_timer_value; |
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| 72 | __u32 topology_change_timer_value; |
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| 73 | __u32 gc_timer_value; |
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| 74 | }; |
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| 75 | |
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| 76 | struct __port_info |
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| 77 | { |
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| 78 | __u64 designated_root; |
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| 79 | __u64 designated_bridge; |
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| 80 | __u16 port_id; |
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| 81 | __u16 designated_port; |
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| 82 | __u32 path_cost; |
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| 83 | __u32 designated_cost; |
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| 84 | __u8 state; |
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| 85 | __u8 top_change_ack; |
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| 86 | __u8 config_pending; |
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| 87 | __u8 unused0; |
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| 88 | __u32 message_age_timer_value; |
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| 89 | __u32 forward_delay_timer_value; |
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| 90 | __u32 hold_timer_value; |
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| 91 | }; |
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| 92 | |
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| 93 | struct __fdb_entry |
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| 94 | { |
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| 95 | __u8 mac_addr[6]; |
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| 96 | __u8 port_no; |
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| 97 | __u8 is_local; |
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| 98 | __u32 ageing_timer_value; |
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| 99 | __u32 unused; |
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| 100 | }; |
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| 101 | |
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| 102 | #endif |
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