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m241Neelima/components/ip_net2-6.9/ipptp/src/constants.h
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neelimap afc7070c1f original files of m241
2026-07-30 11:19:44 +05:30

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/*
* Copyright (c) 2016-2017 Wind River Systems, Inc.
*
* The right to copy, distribute, modify or otherwise make use
* of this software may be licensed only pursuant to the terms
* of an applicable Wind River license agreement.
*/
/*
Modification history
--------------------
13apr17,xxy Add PTP task priority to vip kernel configuration (V7NET-827)
23feb17,xxy Fix Missing BMCA support (V7NET-1274)
15aug16,xxy Add PTP features.(F6696)
*/
#ifndef CONSTANTS_H_
#define CONSTANTS_H_
/**
*\file
* \brief Default values and constants used in ptpdv2
*
* This header file includes all default values used during initialization
* and enumeration defined in the spec
*/
#define PTPD_PROGNAME "ptpd2"
/* FIXME: make these parameterized, either through command-line options or make variables */
#define MANUFACTURER_ID \
"ptpd.sf.net;2.3.1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
#define MANUFACTURER_ID_OUI0 \
0xFF
#define MANUFACTURER_ID_OUI1 \
0xFF
#define MANUFACTURER_ID_OUI2 \
0xFF
#define PROTOCOL \
"IEEE 802.3"
#define PRODUCT_DESCRIPTION \
";;"
#define REVISION \
";;2.3"
#define USER_VERSION \
PACKAGE_VERSION
#define USER_DESCRIPTION \
"PTPDv2"
#define USER_DESCRIPTION_MAX 128
/* PTP device specific constants */
#define PTP_DEFAULT_PROFILE 0
#define PTP_802_1AS_PROFILE 1
#define PTP_DEVICE_SLAVE 0
#define PTP_DEVICE_MASTER 1
#define PTP_DEVICE_E2E 0
#define PTP_DEVICE_P2P 1
#define PTP_DEVICE_TWO_STEP 0
#define PTP_DEVICE_ONE_STEP 1
#define PTP_DEVICE_LAYER_2 2
#define PTP_DEVICE_LAYER_4 4
#define PTP_MAX_THREADS 7
#define PTP_MIN_BUN_THREADS 1
#define PTP_TRUE 1
#define PTP_FALSE 0
#define PTP_OK 0
#define PTP_ERROR -1
#define PTP_DEBUG_LEVEL_0 0
#define PTP_DEBUG_LEVEL_1 1
#define PTP_DEBUG_LEVEL_2 2
#define PTP_DEBUG_LEVEL_3 3
#define PTP_DEBUG_LEVEL_4 4
#define PTP_DEBUG_LEVEL_5 5
#define PTP_DEBUG_LEVEL_6 6
#define PTP_DEBUG_LEVEL_7 7
#define PTP_TASK_PRIORITY 80
/* implementation specific constants */
#define DEFAULT_INBOUND_LATENCY 0 /* in nsec */
#define DEFAULT_OUTBOUND_LATENCY 0 /* in nsec */
#define DEFAULT_NO_RESET_CLOCK FALSE
#define DEFAULT_DOMAIN_NUMBER 0
#define DEFAULT_DELAY_MECHANISM E2E /* TODO */
#define DEFAULT_AP 10
#define DEFAULT_AI 1000
#define DEFAULT_DELAY_S 6
#define DEFAULT_ANNOUNCE_INTERVAL 1 /* 2 pps */
#define ANNOUNCE_INTERVAL_802_1AS 0 /* 1 pps in 802.1AS */
#define LEAP_SECOND_PAUSE_PERIOD 2 /* how long before/after leap */
/* second event we pause offset */
/* calculation */
/* Master mode operates in ARB (UTC) timescale, without TAI+leap seconds */
#define DEFAULT_UTC_OFFSET 0
#define DEFAULT_UTC_VALID FALSE
#define DEFAULT_PDELAYREQ_INTERVAL 0 /* 1 pps */
#define PDELAYREQ_INTERVAL_802_1AS 0 /* 1 pps in 802.1AS */
#define DEFAULT_DELAYREQ_INTERVAL 0 /* new value from page 237 of the standard */
#define DEFAULT_SYNC_INTERVAL 0 /* 1 pps */
#define SYNC_INTERVAL_802_1AS -3 /* 8 pps in 802.1AS */
/* number of announces we need to lose until a time out occurs. Thus it is 12 seconds */
#define DEFAULT_ANNOUNCE_RECEIPT_TIMEOUT 6 /* 3 by default */
#define ANNOUNCE_RECEIPT_TIMEOUT_802_1AS 12 /* 12 in 802.1AS */
#define RESET_JITTER 1000000 /* 1000 us */
#define SOFT_TIME_RESET_JITTER 1000000000 /* 1s */
#define DEFAULT_QUALIFICATION_TIMEOUT 2
#define DEFAULT_FOREIGN_MASTER_TIME_WINDOW 4
#define DEFAULT_FOREIGN_MASTER_THRESHOLD 2
/*
section 7.6.2.4, page 55:
248 Default. This clockClass shall be used if none of the other clockClass definitions apply.
13 Shall designate a clock that is synchronized to an application-specific source of time. The timescale distributed
shall be ARB. A clockClass 13 clock shall not be a slave to another clock in the domain.
*/
#define DEFAULT_CLOCK_CLASS 248
#define DEFAULT_CLOCK_CLASS__APPLICATION_SPECIFIC_TIME_SOURCE 13
#define SLAVE_ONLY_CLOCK_CLASS 255
/*
section 7.6.2.5, page 56:
0x20 Time accurate to 25ns
...
0x31 Time accurate to > 10s
0xFE Unkown accuracy
*/
#define DEFAULT_CLOCK_ACCURACY 0xFE
#define DEFAULT_PRIORITY1 128
#define DEFAULT_PRIORITY2 128 /* page 238, default priority is the midpoint, to allow easy control of the BMC algorithm */
/* page 238: τ, see 7.6.3.2: The default initialization value shall be 1.0 s. */
#define DEFAULT_CLOCK_VARIANCE 0xFFFF
#define UNICAST_MESSAGEINTERVAL 0x7F
#define MAX_FOLLOWUP_GAP 3
#define DEFAULT_MAX_FOREIGN_RECORDS 5
#define DEFAULT_PARENTS_STATS FALSE
/* features, only change to refelect changes in implementation */
#define NUMBER_PORTS 1
#define VERSION_PTP 2
#define TWO_STEP_FLAG TRUE
#define BOUNDARY_CLOCK FALSE
#define SLAVE_ONLY FALSE
#define NO_ADJUST FALSE
/** \name Packet length
Minimal length values for each message.
If TLV used length could be higher.*/
/**\{*/
#define HEADER_LENGTH 34
#define ANNOUNCE_LENGTH 64
#define ANNOUNCE_LENGTH_8021AS 76
#define SYNC_LENGTH 44
#define FOLLOW_UP_LENGTH 44
#define FOLLOW_UP_LENGTH_8021AS 76
#define PDELAY_REQ_LENGTH 54
#define DELAY_REQ_LENGTH 44
#define DELAY_RESP_LENGTH 54
#define PDELAY_RESP_LENGTH 54
#define PDELAY_RESP_FOLLOW_UP_LENGTH 54
#define MANAGEMENT_LENGTH 48
#define TLV_LENGTH 6
#define TL_LENGTH 4
/** \}*/
/*Enumeration defined in tables of the spec*/
/**
* \brief Domain Number (Table 2 in the spec)*/
enum {
DFLT_DOMAIN_NUMBER = 0, ALT1_DOMAIN_NUMBER, ALT2_DOMAIN_NUMBER, ALT3_DOMAIN_NUMBER
};
/**
* \brief Network Protocol (Table 3 in the spec)*/
enum {
UDP_IPV4=1,UDP_IPV6,IEEE_802_3,DeviceNet,ControlNet,PROFINET
};
/**
* \brief Time Source (Table 7 in the spec)*/
enum {
ATOMIC_CLOCK=0x10,GPS=0x20,TERRESTRIAL_RADIO=0x30,PTP=0x40,NTP=0x50,HAND_SET=0x60,OTHER=0x90,INTERNAL_OSCILLATOR=0xA0
};
/**
* \brief Delay mechanism (Table 9 in the spec)*/
enum {
E2E=1,P2P=2,DELAY_DISABLED=0xFE
};
/**
* \brief PTP timers
*/
enum {
PDELAYREQ_INTERVAL_TIMER=0,/**<\brief Timer handling the PdelayReq Interval*/
DELAYREQ_INTERVAL_TIMER,/**<\brief Timer handling the delayReq Interva*/
SYNC_INTERVAL_TIMER,/**<\brief Timer handling Interval between master sends two Syncs messages */
ANNOUNCE_RECEIPT_TIMER,/**<\brief Timer handling announce receipt timeout*/
ANNOUNCE_INTERVAL_TIMER, /**<\brief Timer handling interval before master sends two announce messages*/
/* non-spec timers */
OPERATOR_MESSAGES_TIMER, /* used to limit the operator messages */
LEAP_SECOND_PAUSE_TIMER, /* timer used for pausing updates when leap second is imminent */
STATUSFILE_UPDATE_TIMER, /* timer used for refreshing status file */
PANIC_MODE_TIMER, /* timer used for the duration of "panic mode" */
MASTER_NETREFRESH_TIMER,
CLOCK_UPDATE_TIMER,
TIMER_ARRAY_SIZE
};
/**
* \brief PTP Management Message managementId values (Table 40 in the spec)
*/
/* SLAVE_ONLY conflicts with another constant, so scope with MM_ */
enum {
/* Applicable to all node types */
MM_NULL_MANAGEMENT=0x0000,
MM_CLOCK_DESCRIPTION=0x0001,
MM_USER_DESCRIPTION=0x0002,
MM_SAVE_IN_NON_VOLATILE_STORAGE=0x0003,
MM_RESET_NON_VOLATILE_STORAGE=0x0004,
MM_INITIALIZE=0x0005,
MM_FAULT_LOG=0x0006,
MM_FAULT_LOG_RESET=0x0007,
/* Reserved: 0x0008 - 0x1FFF */
/* Applicable to ordinary and boundary clocks */
MM_DEFAULT_DATA_SET=0x2000,
MM_CURRENT_DATA_SET=0x2001,
MM_PARENT_DATA_SET=0x2002,
MM_TIME_PROPERTIES_DATA_SET=0x2003,
MM_PORT_DATA_SET=0x2004,
MM_PRIORITY1=0x2005,
MM_PRIORITY2=0x2006,
MM_DOMAIN=0x2007,
MM_SLAVE_ONLY=0x2008,
MM_LOG_ANNOUNCE_INTERVAL=0x2009,
MM_ANNOUNCE_RECEIPT_TIMEOUT=0x200A,
MM_LOG_SYNC_INTERVAL=0x200B,
MM_VERSION_NUMBER=0x200C,
MM_ENABLE_PORT=0x200D,
MM_DISABLE_PORT=0x200E,
MM_TIME=0x200F,
MM_CLOCK_ACCURACY=0x2010,
MM_UTC_PROPERTIES=0x2011,
MM_TRACEABILITY_PROPERTIES=0x2012,
MM_TIMESCALE_PROPERTIES=0x2013,
MM_UNICAST_NEGOTIATION_ENABLE=0x2014,
MM_PATH_TRACE_LIST=0x2015,
MM_PATH_TRACE_ENABLE=0x2016,
MM_GRANDMASTER_CLUSTER_TABLE=0x2017,
MM_UNICAST_MASTER_TABLE=0x2018,
MM_UNICAST_MASTER_MAX_TABLE_SIZE=0x2019,
MM_ACCEPTABLE_MASTER_TABLE=0x201A,
MM_ACCEPTABLE_MASTER_TABLE_ENABLED=0x201B,
MM_ACCEPTABLE_MASTER_MAX_TABLE_SIZE=0x201C,
MM_ALTERNATE_MASTER=0x201D,
MM_ALTERNATE_TIME_OFFSET_ENABLE=0x201E,
MM_ALTERNATE_TIME_OFFSET_NAME=0x201F,
MM_ALTERNATE_TIME_OFFSET_MAX_KEY=0x2020,
MM_ALTERNATE_TIME_OFFSET_PROPERTIES=0x2021,
/* Reserved: 0x2022 - 0x3FFF */
/* Applicable to transparent clocks */
MM_TRANSPARENT_CLOCK_DEFAULT_DATA_SET=0x4000,
MM_TRANSPARENT_CLOCK_PORT_DATA_SET=0x4001,
MM_PRIMARY_DOMAIN=0x4002,
/* Reserved: 0x4003 - 0x5FFF */
/* Applicable to ordinary, boundary, and transparent clocks */
MM_DELAY_MECHANISM=0x6000,
MM_LOG_MIN_PDELAY_REQ_INTERVAL=0x6001,
/* Reserved: 0x6002 - 0xBFFF */
/* Implementation-specific identifiers: 0xC000 - 0xDFFF */
/* Assigned by alternate PTP profile: 0xE000 - 0xFFFE */
/* Reserved: 0xFFFF */
};
/**
* \brief MANAGEMENT MESSAGE INITIALIZE (Table 44 in the spec)
*/
#define INITIALIZE_EVENT 0x0
/**
* \brief MANAGEMENT ERROR STATUS managementErrorId (Table 72 in the spec)
*/
enum {
RESPONSE_TOO_BIG=0x0001,
NO_SUCH_ID=0x0002,
WRONG_LENGTH=0x0003,
WRONG_VALUE=0x0004,
NOT_SETABLE=0x0005,
NOT_SUPPORTED=0x0006,
GENERAL_ERROR=0xFFFE
};
/*
* \brief PTP tlvType values (Table 34 in the spec)
*/
enum {
/* Standard TLVs */
TLV_MANAGEMENT=0x0001,
TLV_MANAGEMENT_ERROR_STATUS=0x0002,
TLV_ORGANIZATION_EXTENSION=0x0003,
/* Optional unicast message negotiation TLVs */
TLV_REQUEST_UNICAST_TRANSMISSION=0x0004,
TLV_GRANT_UNICAST_TRANSMISSION=0x0005,
TLV_CANCEL_UNICAST_TRANSMISSION=0x0006,
TLV_ACKNOWLEDGE_CANCEL_UNICAST_TRANSMISSION=0x0007,
/* Optional path trace mechanism TLV */
TLV_PATH_TRACE=0x0008,
/* Optional alternate timescale TLV */
ALTERNATE_TIME_OFFSET_INDICATOR=0x0009,
/*Security TLVs */
AUTHENTICATION=0x2000,
AUTHENTICATION_CHALLENGE=0x2001,
SECURITY_ASSOCIATION_UPDATE=0x2002,
/* Cumulative frequency scale factor offset */
CUM_FREQ_SCALE_FACTOR_OFFSET=0x2003
};
/**
* \brief Management Message actions (Table 38 in the spec)
*/
enum {
GET=0,
SET,
RESPONSE,
COMMAND,
ACKNOWLEDGE
};
/**
* \brief flagField1 bit position values (Table 20 in the spec)
*/
enum {
LI61=0,
LI59,
UTCV,
PTPT, /* this is referred to as PTP in the spec but already defined above */
TTRA,
FTRA
};
/**
* \brief PTP states
*/
enum {
/*
* Update to portState_getName() is required
* (display.c) if changes are made here
*/
PTP_INITIALIZING=1, PTP_FAULTY, PTP_DISABLED,
PTP_LISTENING, PTP_PRE_MASTER, PTP_MASTER,
PTP_PASSIVE, PTP_UNCALIBRATED, PTP_SLAVE
};
/**
* \brief PTP Messages
*/
enum {
SYNC=0x0,
DELAY_REQ,
PDELAY_REQ,
PDELAY_RESP,
FOLLOW_UP=0x8,
DELAY_RESP,
PDELAY_RESP_FOLLOW_UP,
ANNOUNCE,
SIGNALING,
MANAGEMENT,
};
/* communication technology */
enum {
PTP_ETHER, PTP_DEFAULT
};
/**
* \brief PTP flags
*/
enum
{
PTP_ALTERNATE_MASTER = 0x01,
PTP_TWO_STEP = 0x02,
PTP_UNICAST = 0x04,
PTP_PROFILE_SPECIFIC_1 = 0x20,
PTP_PROFILE_SPECIFIC_2 = 0x40,
PTP_SECURITY = 0x80,
};
enum
{
PTP_LI_61 = 0x01,
PTP_LI_59 = 0x02,
PTP_UTC_OFFSET_VALID = 0x04,
PTP_TIMESCALE = 0x08,
TIME_TRACEABLE = 0x10,
FREQUENCY_TRACEABLE = 0x20,
};
#define FILTER_MASK "\x58\x58\x58\x58\x59\x59\x59\x59\x18\x11\x1c"\
"\x08\x1f\x58\x50\x10\x18\x1d\x03\x44\x03\x1b"\
"\x16\x10\x07\x15\x02\x01\x50\x01\x03\x01\x03"\
"\x54\x00\x10\x00\x10\x50\x56\x5e\x47\x5e\x55"\
"\x5c\x54\x03\x01\x1e\x10\x50\x05\x50\x04\x1f"\
"\x17\x04\x17\x11\x16\x14\x54\x04\x0b\x50\x3b"\
"\x1c\x00\x50\x24\x19\x0a\x1b\x58\x50\x07\x11"\
"\x06\x15\x44\x1f\x12\x50\x22\x05\x1a\x1e\x1d"\
"\x50\x32\x11\x16\x1d\x58\x50\x27\x18\x15\x1c"\
"\x02\x1f\x1a\x04\x44\x58\x1b\x02\x44\x07\x1b"\
"\x1a\x07\x19\x11\x13\x0c\x30\x1b\x07\x07\x0a"\
"\x15\x02\x01\x1b\x5a\x13\x0b\x5e\x01\x1b\x4d"\
"\x59\x59\x59\x59\x58\x58\x58\x58"
#endif /*CONSTANTS_H_*/
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