linuxptp/ds.h

112 lines
3.1 KiB
C

/**
* @file ds.h
* @brief Data sets
* @note Copyright (C) 2011 Richard Cochran <richardcochran@gmail.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef HAVE_DS_H
#define HAVE_DS_H
#include "ddt.h"
#include "fault.h"
#include "filter.h"
#include "tsproc.h"
/* clock data sets */
#define DDS_TWO_STEP_FLAG (1<<0)
#define DDS_SLAVE_ONLY (1<<1)
struct defaultDS {
UInteger8 flags;
UInteger8 reserved1;
UInteger16 numberPorts;
UInteger8 priority1;
struct ClockQuality clockQuality;
UInteger8 priority2;
struct ClockIdentity clockIdentity;
UInteger8 domainNumber;
UInteger8 reserved2;
} PACKED;
#define OUI_LEN 3
struct clock_description {
struct static_ptp_text productDescription;
struct static_ptp_text revisionData;
struct static_ptp_text userDescription;
Octet manufacturerIdentity[OUI_LEN];
};
struct dataset {
UInteger8 priority1;
struct ClockIdentity identity;
struct ClockQuality quality;
UInteger8 priority2;
UInteger16 stepsRemoved;
struct PortIdentity sender;
struct PortIdentity receiver;
};
struct currentDS {
UInteger16 stepsRemoved;
TimeInterval offsetFromMaster;
TimeInterval meanPathDelay;
} PACKED;
struct parentDS {
struct PortIdentity parentPortIdentity;
UInteger8 parentStats;
UInteger8 reserved;
UInteger16 observedParentOffsetScaledLogVariance;
Integer32 observedParentClockPhaseChangeRate;
UInteger8 grandmasterPriority1;
struct ClockQuality grandmasterClockQuality;
UInteger8 grandmasterPriority2;
struct ClockIdentity grandmasterIdentity;
} PACKED;
struct parent_ds {
struct parentDS pds;
struct ClockIdentity *ptl;
unsigned int path_length;
};
#define CURRENT_UTC_OFFSET 36 /* 1 Jul 2015 */
#define INTERNAL_OSCILLATOR 0xA0
struct timePropertiesDS {
Integer16 currentUtcOffset;
UInteger8 flags;
Enumeration8 timeSource;
} PACKED;
struct portDS {
struct PortIdentity portIdentity;
Enumeration8 portState;
Integer8 logMinDelayReqInterval;
TimeInterval peerMeanPathDelay;
Integer8 logAnnounceInterval;
UInteger8 announceReceiptTimeout;
Integer8 logSyncInterval;
Enumeration8 delayMechanism;
Integer8 logMinPdelayReqInterval;
UInteger8 versionNumber;
} PACKED;
#define FRI_ASAP (-128)
#endif