194 lines
4.9 KiB
C
194 lines
4.9 KiB
C
/* $NetBSD: ieee8023ad_lacp_debug.c,v 1.4 2005/12/11 12:24:54 christos Exp $ */
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/*-
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* Copyright (c)2005 YAMAMOTO Takashi,
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ieee8023ad_lacp_debug.c,v 1.4 2005/12/11 12:24:54 christos Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/callout.h>
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#include <machine/stdarg.h>
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#include <net/if.h>
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#include <net/if_ether.h>
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#include <net/agr/ieee8023_slowprotocols.h>
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#include <net/agr/ieee8023_tlv.h>
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#include <net/agr/ieee8023ad_lacp.h>
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#include <net/agr/ieee8023ad_lacp_impl.h>
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#include <net/agr/ieee8023ad_lacp_debug.h>
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#if defined(LACP_DEBUG)
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int lacpdebug = 0;
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#endif /* defined(LACP_DEBUG) */
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const char *
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lacp_format_mac(const uint8_t *mac, char *buf, size_t buflen)
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{
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snprintf(buf, buflen, "%02X-%02X-%02X-%02X-%02X-%02X",
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(int)mac[0],
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(int)mac[1],
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(int)mac[2],
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(int)mac[3],
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(int)mac[4],
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(int)mac[5]);
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return buf;
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}
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const char *
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lacp_format_systemid(const struct lacp_systemid *sysid,
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char *buf, size_t buflen)
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{
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char macbuf[LACP_MACSTR_MAX+1];
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snprintf(buf, buflen, "%04X,%s",
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be16toh(sysid->lsi_prio),
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lacp_format_mac(sysid->lsi_mac, macbuf, sizeof(macbuf)));
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return buf;
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}
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const char *
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lacp_format_portid(const struct lacp_portid *portid, char *buf, size_t buflen)
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{
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snprintf(buf, buflen, "%04X,%04X",
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be16toh(portid->lpi_prio),
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be16toh(portid->lpi_portno));
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return buf;
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}
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const char *
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lacp_format_partner(const struct lacp_peerinfo *peer, char *buf, size_t buflen)
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{
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char sysid[LACP_SYSTEMIDSTR_MAX+1];
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char portid[LACP_PORTIDSTR_MAX+1];
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snprintf(buf, buflen, "(%s,%04X,%s)",
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lacp_format_systemid(&peer->lip_systemid, sysid, sizeof(sysid)),
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be16toh(peer->lip_key),
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lacp_format_portid(&peer->lip_portid, portid, sizeof(portid)));
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return buf;
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}
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const char *
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lacp_format_lagid(const struct lacp_peerinfo *a,
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const struct lacp_peerinfo *b, char *buf, size_t buflen)
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{
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char astr[LACP_PARTNERSTR_MAX+1];
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char bstr[LACP_PARTNERSTR_MAX+1];
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#if 0
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/*
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* there's a convention to display small numbered peer
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* in the left.
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*/
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if (lacp_compare_peerinfo(a, b) > 0) {
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const struct lacp_peerinfo *t;
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t = a;
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a = b;
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b = t;
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}
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#endif
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snprintf(buf, buflen, "[%s,%s]",
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lacp_format_partner(a, astr, sizeof(astr)),
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lacp_format_partner(b, bstr, sizeof(bstr)));
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return buf;
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}
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const char *
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lacp_format_lagid_aggregator(const struct lacp_aggregator *la,
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char *buf, size_t buflen)
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{
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if (la == NULL) {
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return "(none)";
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}
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return lacp_format_lagid(&la->la_actor, &la->la_partner, buf, buflen);
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}
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const char *
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lacp_format_state(uint8_t state, char *buf, size_t buflen)
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{
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static const char lacp_state_bits[] = LACP_STATE_BITS;
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bitmask_snprintf(state, lacp_state_bits, buf, buflen);
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return buf;
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}
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void
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lacp_dump_lacpdu(const struct lacpdu *du)
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{
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char buf[LACP_PARTNERSTR_MAX+1];
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char buf2[LACP_STATESTR_MAX+1];
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printf("actor=%s\n",
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lacp_format_partner(&du->ldu_actor, buf, sizeof(buf)));
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printf("actor.state=%s\n",
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lacp_format_state(du->ldu_actor.lip_state, buf2, sizeof(buf2)));
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printf("partner=%s\n",
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lacp_format_partner(&du->ldu_partner, buf, sizeof(buf)));
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printf("partner.state=%s\n",
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lacp_format_state(du->ldu_partner.lip_state, buf2, sizeof(buf2)));
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printf("maxdelay=%d\n", be16toh(du->ldu_collector.lci_maxdelay));
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}
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#if defined(LACP_DEBUG)
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#include <net/agr/if_agrvar_impl.h>
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void
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lacp_dprintf(const struct lacp_port *lp, const char *fmt, ...)
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{
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va_list va;
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if (lacpdebug == 0) {
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return;
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}
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if (lp) {
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printf("%s: ", lp->lp_agrport->port_ifp->if_xname);
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}
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va_start(va, fmt);
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vprintf(fmt, va);
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va_end(va);
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}
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#endif
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