ieee8023ad_lacp_impl.h revision 1.1.6.2
1 1.1.6.2 kent /* $NetBSD: ieee8023ad_lacp_impl.h,v 1.1.6.2 2005/04/29 11:29:32 kent Exp $ */ 2 1.1.6.2 kent 3 1.1.6.2 kent /*- 4 1.1.6.2 kent * Copyright (c)2005 YAMAMOTO Takashi, 5 1.1.6.2 kent * All rights reserved. 6 1.1.6.2 kent * 7 1.1.6.2 kent * Redistribution and use in source and binary forms, with or without 8 1.1.6.2 kent * modification, are permitted provided that the following conditions 9 1.1.6.2 kent * are met: 10 1.1.6.2 kent * 1. Redistributions of source code must retain the above copyright 11 1.1.6.2 kent * notice, this list of conditions and the following disclaimer. 12 1.1.6.2 kent * 2. Redistributions in binary form must reproduce the above copyright 13 1.1.6.2 kent * notice, this list of conditions and the following disclaimer in the 14 1.1.6.2 kent * documentation and/or other materials provided with the distribution. 15 1.1.6.2 kent * 16 1.1.6.2 kent * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 1.1.6.2 kent * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 1.1.6.2 kent * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 1.1.6.2 kent * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 1.1.6.2 kent * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 1.1.6.2 kent * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 1.1.6.2 kent * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 1.1.6.2 kent * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 1.1.6.2 kent * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.1.6.2 kent * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.1.6.2 kent * SUCH DAMAGE. 27 1.1.6.2 kent */ 28 1.1.6.2 kent 29 1.1.6.2 kent #if !defined(_NET_AGR_IEEE8023AD_LACP_IMPL_H_) 30 1.1.6.2 kent #define _NET_AGR_IEEE8023AD_LACP_IMPL_H_ 31 1.1.6.2 kent 32 1.1.6.2 kent /* 33 1.1.6.2 kent * IEEE802.3ad LACP 34 1.1.6.2 kent * 35 1.1.6.2 kent * implementation details. 36 1.1.6.2 kent */ 37 1.1.6.2 kent 38 1.1.6.2 kent #define LACP_TIMER_CURRENT_WHILE 0 39 1.1.6.2 kent #define LACP_TIMER_PERIODIC 1 40 1.1.6.2 kent #define LACP_TIMER_WAIT_WHILE 2 41 1.1.6.2 kent #define LACP_NTIMER 3 42 1.1.6.2 kent 43 1.1.6.2 kent #define LACP_TIMER_ARM(port, timer, val) \ 44 1.1.6.2 kent (port)->lp_timer[(timer)] = (val) 45 1.1.6.2 kent #define LACP_TIMER_DISARM(port, timer) \ 46 1.1.6.2 kent (port)->lp_timer[(timer)] = 0 47 1.1.6.2 kent #define LACP_TIMER_ISARMED(port, timer) \ 48 1.1.6.2 kent ((port)->lp_timer[(timer)] > 0) 49 1.1.6.2 kent 50 1.1.6.2 kent struct lacp_aggregator { 51 1.1.6.2 kent TAILQ_ENTRY(lacp_aggregator) la_q; 52 1.1.6.2 kent int la_refcnt; /* number of ports which selected us */ 53 1.1.6.2 kent int la_nports; /* number of distributing ports */ 54 1.1.6.2 kent TAILQ_HEAD(, lacp_port) la_ports; /* distributing ports */ 55 1.1.6.2 kent struct lacp_peerinfo la_partner; 56 1.1.6.2 kent struct lacp_peerinfo la_actor; 57 1.1.6.2 kent int la_pending; /* number of ports which is waiting wait_while */ 58 1.1.6.2 kent }; 59 1.1.6.2 kent 60 1.1.6.2 kent struct lacp_softc { 61 1.1.6.2 kent struct lacp_aggregator *lsc_active_aggregator; 62 1.1.6.2 kent TAILQ_HEAD(, lacp_aggregator) lsc_aggregators; 63 1.1.6.2 kent boolean_t lsc_suppress_distributing; 64 1.1.6.2 kent struct callout lsc_transit_callout; 65 1.1.6.2 kent }; 66 1.1.6.2 kent 67 1.1.6.2 kent #define LACP_TRANSIT_DELAY 1000 /* in msec */ 68 1.1.6.2 kent 69 1.1.6.2 kent enum lacp_selected { 70 1.1.6.2 kent LACP_UNSELECTED, 71 1.1.6.2 kent LACP_STANDBY, /* not used in this implementation */ 72 1.1.6.2 kent LACP_SELECTED, 73 1.1.6.2 kent }; 74 1.1.6.2 kent 75 1.1.6.2 kent enum lacp_mux_state { 76 1.1.6.2 kent LACP_MUX_DETACHED, 77 1.1.6.2 kent LACP_MUX_WAITING, 78 1.1.6.2 kent LACP_MUX_ATTACHED, 79 1.1.6.2 kent LACP_MUX_COLLECTING, 80 1.1.6.2 kent LACP_MUX_DISTRIBUTING, 81 1.1.6.2 kent }; 82 1.1.6.2 kent 83 1.1.6.2 kent struct lacp_port { 84 1.1.6.2 kent TAILQ_ENTRY(lacp_port) lp_dist_q; 85 1.1.6.2 kent struct agr_port *lp_agrport; 86 1.1.6.2 kent struct lacp_peerinfo lp_partner; 87 1.1.6.2 kent struct lacp_peerinfo lp_actor; 88 1.1.6.2 kent #define lp_state lp_actor.lip_state 89 1.1.6.2 kent #define lp_key lp_actor.lip_key 90 1.1.6.2 kent int lp_last_lacpdu_sent; 91 1.1.6.2 kent enum lacp_mux_state lp_mux_state; 92 1.1.6.2 kent enum lacp_selected lp_selected; 93 1.1.6.2 kent int lp_flags; 94 1.1.6.2 kent u_int lp_media; /* XXX redundant */ 95 1.1.6.2 kent int lp_timer[LACP_NTIMER]; 96 1.1.6.2 kent 97 1.1.6.2 kent struct lacp_aggregator *lp_aggregator; 98 1.1.6.2 kent }; 99 1.1.6.2 kent 100 1.1.6.2 kent #define LACPPORT_NTT 1 /* need to transmit */ 101 1.1.6.2 kent 102 1.1.6.2 kent typedef void (*lacp_timer_func_t)(struct lacp_port *); 103 1.1.6.2 kent const lacp_timer_func_t lacp_timer_funcs[LACP_NTIMER]; 104 1.1.6.2 kent 105 1.1.6.2 kent #define LACP_SOFTC(sc) \ 106 1.1.6.2 kent (&IEEE8023AD_SOFTC(sc)->isc_lacpsc) 107 1.1.6.2 kent #define LACP_PORT(port) \ 108 1.1.6.2 kent (&IEEE8023AD_PORT(port)->iport_lacpport) 109 1.1.6.2 kent 110 1.1.6.2 kent void lacp_run_timers(struct lacp_port *); 111 1.1.6.2 kent void lacp_portinit(struct agr_port *); 112 1.1.6.2 kent void lacp_portfini(struct agr_port *); 113 1.1.6.2 kent int lacp_compare_peerinfo(const struct lacp_peerinfo *, 114 1.1.6.2 kent const struct lacp_peerinfo *); 115 1.1.6.2 kent int lacp_compare_systemid(const struct lacp_systemid *, 116 1.1.6.2 kent const struct lacp_systemid *); 117 1.1.6.2 kent int lacp_compare_portid(const struct lacp_portid *, 118 1.1.6.2 kent const struct lacp_portid *); 119 1.1.6.2 kent 120 1.1.6.2 kent void lacp_select(struct lacp_port *); 121 1.1.6.2 kent void lacp_unselect(struct lacp_port *); 122 1.1.6.2 kent 123 1.1.6.2 kent void lacp_disable_collecting(struct lacp_port *); 124 1.1.6.2 kent void lacp_enable_collecting(struct lacp_port *); 125 1.1.6.2 kent void lacp_disable_distributing(struct lacp_port *); 126 1.1.6.2 kent void lacp_enable_distributing(struct lacp_port *); 127 1.1.6.2 kent 128 1.1.6.2 kent int lacp_xmit_lacpdu(struct lacp_port *); 129 1.1.6.2 kent 130 1.1.6.2 kent #endif /* _NET_AGR_IEEE8023AD_LACP_IMPL_H_ */ 131
Indexes created Thu Oct 02 14:10:14 GMT 2025