NetBSD/sys/net/agr/ieee8023ad_lacp.h

109 lines
3.2 KiB
C

/* $NetBSD: ieee8023ad_lacp.h,v 1.2 2005/12/10 23:21:39 elad Exp $ */
/*-
* Copyright (c)2005 YAMAMOTO Takashi,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _NET_AGR_IEEE8023AD_LACP_H_
#define _NET_AGR_IEEE8023AD_LACP_H_
/*
* IEEE802.3ad LACP
*
* protocol definitions.
*/
struct lacp_systemid {
uint16_t lsi_prio;
uint8_t lsi_mac[6];
} __packed;
struct lacp_portid {
uint16_t lpi_prio;
uint16_t lpi_portno;
} __packed;
struct lacp_peerinfo {
struct lacp_systemid lip_systemid;
uint16_t lip_key;
struct lacp_portid lip_portid;
uint8_t lip_state;
uint8_t lip_resv[3];
} __packed;
#define LACP_STATE_ACTIVITY (1<<0)
#define LACP_STATE_TIMEOUT (1<<1)
#define LACP_STATE_AGGREGATION (1<<2)
#define LACP_STATE_SYNC (1<<3)
#define LACP_STATE_COLLECTING (1<<4)
#define LACP_STATE_DISTRIBUTING (1<<5)
#define LACP_STATE_DEFAULTED (1<<6)
#define LACP_STATE_EXPIRED (1<<7)
/* for bitmask_snprintf(9) */
#define LACP_STATE_BITS \
"\177\020" \
"b\0ACTIVITY\0" \
"b\1TIMEOUT\0" \
"b\2AGGREGATION\0" \
"b\3SYNC\0" \
"b\4COLLECTING\0" \
"b\5DISTRIBUTING\0" \
"b\6DEFAULTED\0" \
"b\7EXPIRED\0"
struct lacp_collectorinfo {
uint16_t lci_maxdelay;
uint8_t lci_resv[12];
} __packed;
struct lacpdu {
struct ether_header ldu_eh;
struct slowprothdr ldu_sph;
struct tlvhdr ldu_tlv_actor;
struct lacp_peerinfo ldu_actor;
struct tlvhdr ldu_tlv_partner;
struct lacp_peerinfo ldu_partner;
struct tlvhdr ldu_tlv_collector;
struct lacp_collectorinfo ldu_collector;
struct tlvhdr ldu_tlv_term;
uint8_t ldu_resv[50];
} __packed;
#define LACP_TYPE_ACTORINFO 1
#define LACP_TYPE_PARTNERINFO 2
#define LACP_TYPE_COLLECTORINFO 3
/* timeout values (in sec) */
#define LACP_FAST_PERIODIC_TIME (1)
#define LACP_SLOW_PERIODIC_TIME (30)
#define LACP_SHORT_TIMEOUT_TIME (3 * LACP_FAST_PERIODIC_TIME)
#define LACP_LONG_TIMEOUT_TIME (3 * LACP_SLOW_PERIODIC_TIME)
#define LACP_CHURN_DETECTION_TIME (60)
#define LACP_AGGREGATE_WAIT_TIME (2)
#endif /* !_NET_AGR_IEEE8023AD_LACP_H_ */