1/* $OpenBSD: if_trunk.h,v 1.11 2007/01/31 06:20:19 reyk Exp $ */
2
3/*
4 * Copyright (c) 2005, 2006 Reyk Floeter <reyk@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 *
| 1/* $OpenBSD: if_trunk.h,v 1.11 2007/01/31 06:20:19 reyk Exp $ */
2
3/*
4 * Copyright (c) 2005, 2006 Reyk Floeter <reyk@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 *
|
18 * $FreeBSD: head/sys/net/if_lagg.h 169228 2007-05-03 09:07:36Z thompsa $
| 18 * $FreeBSD: head/sys/net/if_lagg.h 169327 2007-05-07 00:18:56Z thompsa $
|
19 */
20
21#ifndef _NET_LAGG_H
22#define _NET_LAGG_H
23
24/*
25 * Global definitions
26 */
27
28#define LAGG_MAX_PORTS 32 /* logically */
29#define LAGG_MAX_NAMESIZE 32 /* name of a protocol */
30#define LAGG_MAX_STACKING 4 /* maximum number of stacked laggs */
31
32/* Port flags */
33#define LAGG_PORT_SLAVE 0x00000000 /* normal enslaved port */
34#define LAGG_PORT_MASTER 0x00000001 /* primary port */
35#define LAGG_PORT_STACK 0x00000002 /* stacked lagg port */
36#define LAGG_PORT_ACTIVE 0x00000004 /* port is active */
37#define LAGG_PORT_COLLECTING 0x00000008 /* port is receiving frames */
38#define LAGG_PORT_DISTRIBUTING 0x00000010 /* port is sending frames */
39#define LAGG_PORT_DISABLED 0x00000020 /* port is disabled */
40#define LAGG_PORT_GLOBAL 0x80000000 /* IOCTL: global flag */
41#define LAGG_PORT_BITS "\20\01MASTER\02STACK\03ACTIVE\04COLLECTING" \
42 "\05DISTRIBUTING\06DISABLED"
43
44/* Supported lagg PROTOs */
45#define LAGG_PROTO_NONE 0 /* no lagg protocol defined */
46#define LAGG_PROTO_ROUNDROBIN 1 /* simple round robin */
47#define LAGG_PROTO_FAILOVER 2 /* active failover */
48#define LAGG_PROTO_LOADBALANCE 3 /* loadbalance */
49#define LAGG_PROTO_LACP 4 /* 802.3ad lacp */
50#define LAGG_PROTO_ETHERCHANNEL 5 /* Cisco FEC */
51#define LAGG_PROTO_MAX 6
52
53struct lagg_protos {
54 const char *tpr_name;
55 int tpr_proto;
56};
57
58#define LAGG_PROTO_DEFAULT LAGG_PROTO_FAILOVER
59#define LAGG_PROTOS { \
60 { "failover", LAGG_PROTO_FAILOVER }, \
61 { "fec", LAGG_PROTO_ETHERCHANNEL }, \
62 { "lacp", LAGG_PROTO_LACP }, \
63 { "loadbalance", LAGG_PROTO_LOADBALANCE }, \
64 { "roundrobin", LAGG_PROTO_ROUNDROBIN }, \
65 { "none", LAGG_PROTO_NONE }, \
66 { "default", LAGG_PROTO_DEFAULT } \
67}
68
69/*
70 * lagg ioctls.
71 */
72
73/* lagg port settings */
74struct lagg_reqport {
75 char rp_ifname[IFNAMSIZ]; /* name of the lagg */
76 char rp_portname[IFNAMSIZ]; /* name of the port */
77 u_int32_t rp_prio; /* port priority */
78 u_int32_t rp_flags; /* port flags */
79};
80
81#define SIOCGLAGGPORT _IOWR('i', 140, struct lagg_reqport)
82#define SIOCSLAGGPORT _IOW('i', 141, struct lagg_reqport)
83#define SIOCSLAGGDELPORT _IOW('i', 142, struct lagg_reqport)
84
85/* lagg, ports and options */
86struct lagg_reqall {
87 char ra_ifname[IFNAMSIZ]; /* name of the lagg */
88 u_int ra_proto; /* lagg protocol */
89
90 size_t ra_size; /* size of buffer */
91 struct lagg_reqport *ra_port; /* allocated buffer */
92 int ra_ports; /* total port count */
93};
94
95#define SIOCGLAGG _IOWR('i', 143, struct lagg_reqall)
96#define SIOCSLAGG _IOW('i', 144, struct lagg_reqall)
97
98#ifdef _KERNEL
99/*
100 * Internal kernel part
101 */
102
103#define lp_ifname lp_ifp->if_xname /* interface name */
104#define lp_link_state lp_ifp->if_link_state /* link state */
105#define lp_capabilities lp_ifp->if_capabilities /* capabilities */
106
107#define LAGG_PORTACTIVE(_tp) ( \
108 ((_tp)->lp_link_state == LINK_STATE_UP) && \
109 ((_tp)->lp_ifp->if_flags & IFF_UP) \
110)
111
112#define mc_enm mc_u.mcu_enm
113
114struct lagg_ifreq {
115 union {
116 struct ifreq ifreq;
117 struct {
118 char ifr_name[IFNAMSIZ];
119 struct sockaddr_storage ifr_ss;
120 } ifreq_storage;
121 } ifreq;
122};
123
124#define sc_ifflags sc_ifp->if_flags /* flags */
125#define sc_ifname sc_ifp->if_xname /* name */
126#define sc_capabilities sc_ifp->if_capabilities /* capabilities */
127
128#define IFCAP_LAGG_MASK 0xffff0000 /* private capabilities */
129#define IFCAP_LAGG_FULLDUPLEX 0x00010000 /* full duplex with >1 ports */
130
131/* Private data used by the loadbalancing protocol */
132#define LAGG_LB_MAXKEYS 8
133struct lagg_lb {
134 u_int32_t lb_key;
135 struct lagg_port *lb_ports[LAGG_MAX_PORTS];
136};
137
138struct lagg_mc {
| 19 */
20
21#ifndef _NET_LAGG_H
22#define _NET_LAGG_H
23
24/*
25 * Global definitions
26 */
27
28#define LAGG_MAX_PORTS 32 /* logically */
29#define LAGG_MAX_NAMESIZE 32 /* name of a protocol */
30#define LAGG_MAX_STACKING 4 /* maximum number of stacked laggs */
31
32/* Port flags */
33#define LAGG_PORT_SLAVE 0x00000000 /* normal enslaved port */
34#define LAGG_PORT_MASTER 0x00000001 /* primary port */
35#define LAGG_PORT_STACK 0x00000002 /* stacked lagg port */
36#define LAGG_PORT_ACTIVE 0x00000004 /* port is active */
37#define LAGG_PORT_COLLECTING 0x00000008 /* port is receiving frames */
38#define LAGG_PORT_DISTRIBUTING 0x00000010 /* port is sending frames */
39#define LAGG_PORT_DISABLED 0x00000020 /* port is disabled */
40#define LAGG_PORT_GLOBAL 0x80000000 /* IOCTL: global flag */
41#define LAGG_PORT_BITS "\20\01MASTER\02STACK\03ACTIVE\04COLLECTING" \
42 "\05DISTRIBUTING\06DISABLED"
43
44/* Supported lagg PROTOs */
45#define LAGG_PROTO_NONE 0 /* no lagg protocol defined */
46#define LAGG_PROTO_ROUNDROBIN 1 /* simple round robin */
47#define LAGG_PROTO_FAILOVER 2 /* active failover */
48#define LAGG_PROTO_LOADBALANCE 3 /* loadbalance */
49#define LAGG_PROTO_LACP 4 /* 802.3ad lacp */
50#define LAGG_PROTO_ETHERCHANNEL 5 /* Cisco FEC */
51#define LAGG_PROTO_MAX 6
52
53struct lagg_protos {
54 const char *tpr_name;
55 int tpr_proto;
56};
57
58#define LAGG_PROTO_DEFAULT LAGG_PROTO_FAILOVER
59#define LAGG_PROTOS { \
60 { "failover", LAGG_PROTO_FAILOVER }, \
61 { "fec", LAGG_PROTO_ETHERCHANNEL }, \
62 { "lacp", LAGG_PROTO_LACP }, \
63 { "loadbalance", LAGG_PROTO_LOADBALANCE }, \
64 { "roundrobin", LAGG_PROTO_ROUNDROBIN }, \
65 { "none", LAGG_PROTO_NONE }, \
66 { "default", LAGG_PROTO_DEFAULT } \
67}
68
69/*
70 * lagg ioctls.
71 */
72
73/* lagg port settings */
74struct lagg_reqport {
75 char rp_ifname[IFNAMSIZ]; /* name of the lagg */
76 char rp_portname[IFNAMSIZ]; /* name of the port */
77 u_int32_t rp_prio; /* port priority */
78 u_int32_t rp_flags; /* port flags */
79};
80
81#define SIOCGLAGGPORT _IOWR('i', 140, struct lagg_reqport)
82#define SIOCSLAGGPORT _IOW('i', 141, struct lagg_reqport)
83#define SIOCSLAGGDELPORT _IOW('i', 142, struct lagg_reqport)
84
85/* lagg, ports and options */
86struct lagg_reqall {
87 char ra_ifname[IFNAMSIZ]; /* name of the lagg */
88 u_int ra_proto; /* lagg protocol */
89
90 size_t ra_size; /* size of buffer */
91 struct lagg_reqport *ra_port; /* allocated buffer */
92 int ra_ports; /* total port count */
93};
94
95#define SIOCGLAGG _IOWR('i', 143, struct lagg_reqall)
96#define SIOCSLAGG _IOW('i', 144, struct lagg_reqall)
97
98#ifdef _KERNEL
99/*
100 * Internal kernel part
101 */
102
103#define lp_ifname lp_ifp->if_xname /* interface name */
104#define lp_link_state lp_ifp->if_link_state /* link state */
105#define lp_capabilities lp_ifp->if_capabilities /* capabilities */
106
107#define LAGG_PORTACTIVE(_tp) ( \
108 ((_tp)->lp_link_state == LINK_STATE_UP) && \
109 ((_tp)->lp_ifp->if_flags & IFF_UP) \
110)
111
112#define mc_enm mc_u.mcu_enm
113
114struct lagg_ifreq {
115 union {
116 struct ifreq ifreq;
117 struct {
118 char ifr_name[IFNAMSIZ];
119 struct sockaddr_storage ifr_ss;
120 } ifreq_storage;
121 } ifreq;
122};
123
124#define sc_ifflags sc_ifp->if_flags /* flags */
125#define sc_ifname sc_ifp->if_xname /* name */
126#define sc_capabilities sc_ifp->if_capabilities /* capabilities */
127
128#define IFCAP_LAGG_MASK 0xffff0000 /* private capabilities */
129#define IFCAP_LAGG_FULLDUPLEX 0x00010000 /* full duplex with >1 ports */
130
131/* Private data used by the loadbalancing protocol */
132#define LAGG_LB_MAXKEYS 8
133struct lagg_lb {
134 u_int32_t lb_key;
135 struct lagg_port *lb_ports[LAGG_MAX_PORTS];
136};
137
138struct lagg_mc {
|
139 union {
140 struct ether_multi *mcu_enm;
141 } mc_u;
142 struct sockaddr_storage mc_addr;
143
144 SLIST_ENTRY(lagg_mc) mc_entries;
| 139 struct ifmultiaddr *mc_ifma;
140 SLIST_ENTRY(lagg_mc) mc_entries;
|
145};
146
147struct lagg_softc {
148 struct ifnet *sc_ifp; /* virtual interface */
149 struct mtx sc_mtx;
150 int sc_proto; /* lagg protocol */
151 u_int sc_count; /* number of ports */
152 struct lagg_port *sc_primary; /* primary port */
153 struct ifmedia sc_media; /* media config */
154 caddr_t sc_psc; /* protocol data */
155
156 SLIST_HEAD(__tplhd, lagg_port) sc_ports; /* list of interfaces */
157 SLIST_ENTRY(lagg_softc) sc_entries;
158
| 141};
142
143struct lagg_softc {
144 struct ifnet *sc_ifp; /* virtual interface */
145 struct mtx sc_mtx;
146 int sc_proto; /* lagg protocol */
147 u_int sc_count; /* number of ports */
148 struct lagg_port *sc_primary; /* primary port */
149 struct ifmedia sc_media; /* media config */
150 caddr_t sc_psc; /* protocol data */
151
152 SLIST_HEAD(__tplhd, lagg_port) sc_ports; /* list of interfaces */
153 SLIST_ENTRY(lagg_softc) sc_entries;
154
|
159 SLIST_HEAD(__mclhd, lagg_mc) sc_mc_head; /* multicast addresses */
160
| |
161 /* lagg protocol callbacks */
162 int (*sc_detach)(struct lagg_softc *);
163 int (*sc_start)(struct lagg_softc *, struct mbuf *);
164 struct mbuf *(*sc_input)(struct lagg_softc *, struct lagg_port *,
165 struct mbuf *);
166 int (*sc_port_create)(struct lagg_port *);
167 void (*sc_port_destroy)(struct lagg_port *);
168 void (*sc_linkstate)(struct lagg_port *);
169 void (*sc_init)(struct lagg_softc *);
170 void (*sc_stop)(struct lagg_softc *);
171 void (*sc_lladdr)(struct lagg_softc *);
172};
173
174struct lagg_port {
175 struct ifnet *lp_ifp; /* physical interface */
176 struct lagg_softc *lp_lagg; /* parent lagg */
177 uint8_t lp_lladdr[ETHER_ADDR_LEN];
178
179 u_char lp_iftype; /* interface type */
180 uint32_t lp_prio; /* port priority */
181 uint32_t lp_flags; /* port flags */
182 int lp_ifflags; /* saved ifp flags */
183 void *lh_cookie; /* if state hook */
184 caddr_t lp_psc; /* protocol data */
185
| 155 /* lagg protocol callbacks */
156 int (*sc_detach)(struct lagg_softc *);
157 int (*sc_start)(struct lagg_softc *, struct mbuf *);
158 struct mbuf *(*sc_input)(struct lagg_softc *, struct lagg_port *,
159 struct mbuf *);
160 int (*sc_port_create)(struct lagg_port *);
161 void (*sc_port_destroy)(struct lagg_port *);
162 void (*sc_linkstate)(struct lagg_port *);
163 void (*sc_init)(struct lagg_softc *);
164 void (*sc_stop)(struct lagg_softc *);
165 void (*sc_lladdr)(struct lagg_softc *);
166};
167
168struct lagg_port {
169 struct ifnet *lp_ifp; /* physical interface */
170 struct lagg_softc *lp_lagg; /* parent lagg */
171 uint8_t lp_lladdr[ETHER_ADDR_LEN];
172
173 u_char lp_iftype; /* interface type */
174 uint32_t lp_prio; /* port priority */
175 uint32_t lp_flags; /* port flags */
176 int lp_ifflags; /* saved ifp flags */
177 void *lh_cookie; /* if state hook */
178 caddr_t lp_psc; /* protocol data */
179
|
| 180 SLIST_HEAD(__mclhd, lagg_mc) lp_mc_head; /* multicast addresses */
181
|
186 /* Redirected callbacks */
187 int (*lp_ioctl)(struct ifnet *, u_long, caddr_t);
188 int (*lp_output)(struct ifnet *, struct mbuf *, struct sockaddr *,
189 struct rtentry *);
190
191 SLIST_ENTRY(lagg_port) lp_entries;
192};
193
194#define LAGG_LOCK_INIT(_tr) mtx_init(&(_tr)->sc_mtx, "if_lagg", NULL, \
195 MTX_DEF)
196#define LAGG_LOCK_DESTROY(_tr) mtx_destroy(&(_tr)->sc_mtx)
197#define LAGG_LOCK(_tr) mtx_lock(&(_tr)->sc_mtx)
198#define LAGG_UNLOCK(_tr) mtx_unlock(&(_tr)->sc_mtx)
199#define LAGG_LOCKED(_tr) mtx_owned(&(_tr)->sc_mtx)
200#define LAGG_LOCK_ASSERT(_tr) mtx_assert(&(_tr)->sc_mtx, MA_OWNED)
201
202extern struct mbuf *(*lagg_input_p)(struct ifnet *, struct mbuf *);
203extern void (*lagg_linkstate_p)(struct ifnet *, int );
204
205int lagg_enqueue(struct ifnet *, struct mbuf *);
206uint32_t lagg_hashmbuf(struct mbuf *, uint32_t);
207
208#endif /* _KERNEL */
209
210#endif /* _NET_LAGG_H */
| 182 /* Redirected callbacks */
183 int (*lp_ioctl)(struct ifnet *, u_long, caddr_t);
184 int (*lp_output)(struct ifnet *, struct mbuf *, struct sockaddr *,
185 struct rtentry *);
186
187 SLIST_ENTRY(lagg_port) lp_entries;
188};
189
190#define LAGG_LOCK_INIT(_tr) mtx_init(&(_tr)->sc_mtx, "if_lagg", NULL, \
191 MTX_DEF)
192#define LAGG_LOCK_DESTROY(_tr) mtx_destroy(&(_tr)->sc_mtx)
193#define LAGG_LOCK(_tr) mtx_lock(&(_tr)->sc_mtx)
194#define LAGG_UNLOCK(_tr) mtx_unlock(&(_tr)->sc_mtx)
195#define LAGG_LOCKED(_tr) mtx_owned(&(_tr)->sc_mtx)
196#define LAGG_LOCK_ASSERT(_tr) mtx_assert(&(_tr)->sc_mtx, MA_OWNED)
197
198extern struct mbuf *(*lagg_input_p)(struct ifnet *, struct mbuf *);
199extern void (*lagg_linkstate_p)(struct ifnet *, int );
200
201int lagg_enqueue(struct ifnet *, struct mbuf *);
202uint32_t lagg_hashmbuf(struct mbuf *, uint32_t);
203
204#endif /* _KERNEL */
205
206#endif /* _NET_LAGG_H */
|