[deliverable/linux.git] / include / uapi / linux / if_bridge.h

/*
 *	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;
};

/* 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]
 * }
 */
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)

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)

#endif /* _UAPI_LINUX_IF_BRIDGE_H */
Commit	Line	Data
607ca46e DH	1	/*
	2	* Linux ethernet bridge
	3	*
	4	* Authors:
	5	* Lennert Buytenhek <buytenh@gnu.org>
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License
	9	* as published by the Free Software Foundation; either version
	10	* 2 of the License, or (at your option) any later version.
	11	*/
	12
	13	#ifndef _UAPI_LINUX_IF_BRIDGE_H
	14	#define _UAPI_LINUX_IF_BRIDGE_H
	15
	16	#include <linux/types.h>
e216975a	17	#include <linux/if_ether.h>
66f1c448	18	#include <linux/in6.h>
607ca46e DH	19
	20	#define SYSFS_BRIDGE_ATTR "bridge"
	21	#define SYSFS_BRIDGE_FDB "brforward"
	22	#define SYSFS_BRIDGE_PORT_SUBDIR "brif"
	23	#define SYSFS_BRIDGE_PORT_ATTR "brport"
	24	#define SYSFS_BRIDGE_PORT_LINK "bridge"
	25
	26	#define BRCTL_VERSION 1
	27
	28	#define BRCTL_GET_VERSION 0
	29	#define BRCTL_GET_BRIDGES 1
	30	#define BRCTL_ADD_BRIDGE 2
	31	#define BRCTL_DEL_BRIDGE 3
	32	#define BRCTL_ADD_IF 4
	33	#define BRCTL_DEL_IF 5
	34	#define BRCTL_GET_BRIDGE_INFO 6
	35	#define BRCTL_GET_PORT_LIST 7
	36	#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8
	37	#define BRCTL_SET_BRIDGE_HELLO_TIME 9
	38	#define BRCTL_SET_BRIDGE_MAX_AGE 10
	39	#define BRCTL_SET_AGEING_TIME 11
	40	#define BRCTL_SET_GC_INTERVAL 12
	41	#define BRCTL_GET_PORT_INFO 13
	42	#define BRCTL_SET_BRIDGE_STP_STATE 14
	43	#define BRCTL_SET_BRIDGE_PRIORITY 15
	44	#define BRCTL_SET_PORT_PRIORITY 16
	45	#define BRCTL_SET_PATH_COST 17
	46	#define BRCTL_GET_FDB_ENTRIES 18
	47
	48	#define BR_STATE_DISABLED 0
	49	#define BR_STATE_LISTENING 1
	50	#define BR_STATE_LEARNING 2
	51	#define BR_STATE_FORWARDING 3
	52	#define BR_STATE_BLOCKING 4
	53
	54	struct __bridge_info {
	55	__u64 designated_root;
	56	__u64 bridge_id;
	57	__u32 root_path_cost;
	58	__u32 max_age;
	59	__u32 hello_time;
	60	__u32 forward_delay;
	61	__u32 bridge_max_age;
	62	__u32 bridge_hello_time;
	63	__u32 bridge_forward_delay;
	64	__u8 topology_change;
	65	__u8 topology_change_detected;
	66	__u8 root_port;
	67	__u8 stp_enabled;
	68	__u32 ageing_time;
	69	__u32 gc_interval;
	70	__u32 hello_timer_value;
	71	__u32 tcn_timer_value;
	72	__u32 topology_change_timer_value;
	73	__u32 gc_timer_value;
	74	};
	75
	76	struct __port_info {
	77	__u64 designated_root;
	78	__u64 designated_bridge;
	79	__u16 port_id;
	80	__u16 designated_port;
	81	__u32 path_cost;
	82	__u32 designated_cost;
83	__u8 state;
84	__u8 top_change_ack;
85	__u8 config_pending;
86	__u8 unused0;
87	__u32 message_age_timer_value;
88	__u32 forward_delay_timer_value;
89	__u32 hold_timer_value;
90	};
91
92	struct __fdb_entry {
e216975a	93	__u8 mac_addr[ETH_ALEN];
607ca46e DH	94	__u8 port_no;
	95	__u8 is_local;
	96	__u32 ageing_timer_value;
	97	__u8 port_hi;
	98	__u8 pad0;
	99	__u16 unused;
	100	};
	101
2469ffd7 JF	102	/* Bridge Flags */
	103	#define BRIDGE_FLAGS_MASTER 1 /* Bridge command to/from master */
	104	#define BRIDGE_FLAGS_SELF 2 /* Bridge command to/from lowerdev */
607ca46e	105
2469ffd7 JF	106	#define BRIDGE_MODE_VEB 0 /* Default loopback mode */
2469ffd7 JF	107	#define BRIDGE_MODE_VEPA 1 /* 802.1Qbg defined VEPA mode */
fc0bdbbc	108	#define BRIDGE_MODE_UNDEF 0xFFFF /* mode undefined */
2469ffd7 JF	109
	110	/* Bridge management nested attributes
	111	* [IFLA_AF_SPEC] = {
	112	* [IFLA_BRIDGE_FLAGS]
	113	* [IFLA_BRIDGE_MODE]
407af329	114	* [IFLA_BRIDGE_VLAN_INFO]
2469ffd7 JF	115	* }
	116	*/
	117	enum {
	118	IFLA_BRIDGE_FLAGS,
	119	IFLA_BRIDGE_MODE,
407af329	120	IFLA_BRIDGE_VLAN_INFO,
2469ffd7 JF	121	__IFLA_BRIDGE_MAX,
	122	};
	123	#define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1)
ee07c6e7	124
407af329	125	#define BRIDGE_VLAN_INFO_MASTER (1<<0) /* Operate on Bridge device as well */
552406c4	126	#define BRIDGE_VLAN_INFO_PVID (1<<1) /* VLAN is PVID, ingress untagged */
35e03f3a	127	#define BRIDGE_VLAN_INFO_UNTAGGED (1<<2) /* VLAN egresses untagged */
bdced7ef RP	128	#define BRIDGE_VLAN_INFO_RANGE_BEGIN (1<<3) /* VLAN is start of vlan range */
bdced7ef RP	129	#define BRIDGE_VLAN_INFO_RANGE_END (1<<4) /* VLAN is end of vlan range */
2594e906	130	#define BRIDGE_VLAN_INFO_BRENTRY (1<<5) /* Global bridge VLAN entry */
407af329 VY	131
407af329 VY	132	struct bridge_vlan_info {
9f89ec82 CW	133	__u16 flags;
9f89ec82 CW	134	__u16 vid;
407af329 VY	135	};
407af329 VY	136
ee07c6e7 CW	137	/* Bridge multicast database attributes
	138	* [MDBA_MDB] = {
	139	* [MDBA_MDB_ENTRY] = {
21257156 NA	140	* [MDBA_MDB_ENTRY_INFO] {
	141	* struct br_mdb_entry
	142	* [MDBA_MDB_EATTR attributes]
	143	* }
ee07c6e7 CW	144	* }
	145	* }
	146	* [MDBA_ROUTER] = {
	147	* [MDBA_ROUTER_PORT]
	148	* }
	149	*/
	150	enum {
	151	MDBA_UNSPEC,
	152	MDBA_MDB,
	153	MDBA_ROUTER,
	154	__MDBA_MAX,
	155	};
	156	#define MDBA_MAX (__MDBA_MAX - 1)
	157
	158	enum {
	159	MDBA_MDB_UNSPEC,
	160	MDBA_MDB_ENTRY,
	161	__MDBA_MDB_MAX,
	162	};
	163	#define MDBA_MDB_MAX (__MDBA_MDB_MAX - 1)
	164
	165	enum {
	166	MDBA_MDB_ENTRY_UNSPEC,
	167	MDBA_MDB_ENTRY_INFO,
	168	__MDBA_MDB_ENTRY_MAX,
	169	};
	170	#define MDBA_MDB_ENTRY_MAX (__MDBA_MDB_ENTRY_MAX - 1)
	171
21257156 NA	172	/* per mdb entry additional attributes */
	173	enum {
	174	MDBA_MDB_EATTR_UNSPEC,
	175	MDBA_MDB_EATTR_TIMER,
	176	__MDBA_MDB_EATTR_MAX
	177	};
	178	#define MDBA_MDB_EATTR_MAX (__MDBA_MDB_EATTR_MAX - 1)
	179
7f0aec7a NA	180	/* multicast router types */
	181	enum {
	182	MDB_RTR_TYPE_DISABLED,
	183	MDB_RTR_TYPE_TEMP_QUERY,
	184	MDB_RTR_TYPE_PERM,
a55d8246	185	MDB_RTR_TYPE_TEMP
7f0aec7a NA	186	};
7f0aec7a NA	187
ee07c6e7 CW	188	enum {
	189	MDBA_ROUTER_UNSPEC,
	190	MDBA_ROUTER_PORT,
	191	__MDBA_ROUTER_MAX,
	192	};
	193	#define MDBA_ROUTER_MAX (__MDBA_ROUTER_MAX - 1)
	194
	195	struct br_port_msg {
cfd56754	196	__u8 family;
ee07c6e7 CW	197	__u32 ifindex;
	198	};
	199
	200	struct br_mdb_entry {
	201	__u32 ifindex;
ccb1c31a AW	202	#define MDB_TEMPORARY 0
	203	#define MDB_PERMANENT 1
	204	__u8 state;
157ede67 ER	205	#define MDB_FLAGS_OFFLOAD (1 << 0)
157ede67 ER	206	__u8 flags;
74fe61f1	207	__u16 vid;
ee07c6e7 CW	208	struct {
	209	union {
	210	__be32 ip4;
	211	struct in6_addr ip6;
	212	} u;
	213	__be16 proto;
	214	} addr;
	215	};
	216
cfd56754 CW	217	enum {
	218	MDBA_SET_ENTRY_UNSPEC,
	219	MDBA_SET_ENTRY,
	220	__MDBA_SET_ENTRY_MAX,
	221	};
	222	#define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1)
	223
607ca46e	224	#endif /* _UAPI_LINUX_IF_BRIDGE_H */