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Release 4.7 include/uapi/linux/if_bridge.h

Directory: include/uapi/linux
/*
 *      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_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;
};


struct bridge_vlan_xstats {
	
__u64 rx_bytes;
	
__u64 rx_packets;
	
__u64 tx_bytes;
	
__u64 tx_packets;
	
__u16 vid;
	
__u16 pad1;
	
__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_MAX
};

#define BRIDGE_XSTATS_MAX (__BRIDGE_XSTATS_MAX - 1)

#endif /* _UAPI_LINUX_IF_BRIDGE_H */

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Directory: include/uapi/linux



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