constants_dep.h

IEEE 1588-2002编程源码

/* constants_dep.h */

#ifndef CONSTANTS_DEP_H
#define CONSTANTS_DEP_H

/* platform dependent */

#include<netinet/in.h>
#include<net/if.h>
#define IFACE_NAME_LENGTH         IF_NAMESIZE
#define NET_ADDRESS_LENGTH        INET_ADDRSTRLEN

#define IFCONF_LENGTH 10

#include<endian.h>
#if __BYTE_ORDER == __LITTLE_ENDIAN
#define PTPD_LSBF
#elif __BYTE_ORDER == __BIG_ENDIAN
#define PTPD_MSBF
#endif

#define ADJ_FREQ_MAX  512000

/* UDP/IPv4 dependent */

#define SUBDOMAIN_ADDRESS_LENGTH  4
#define PORT_ADDRESS_LENGTH       2

#define PACKET_SIZE  300

#define PTP_EVENT_PORT 319
#define PTP_GENERAL_PORT 320

#define DEFAULT_PTP_DOMAIN_ADDRESS  "224.0.1.129"
#define ALTERNATE_PTP_DOMAIN1_ADDRESS  "224.0.1.130"
#define ALTERNATE_PTP_DOMAIN2_ADDRESS  "224.0.1.131"
#define ALTERNATE_PTP_DOMAIN3_ADDRESS  "224.0.1.132"

#define SYNC_PACKET_LENGTH  124
#define DELAY_REQ_PACKET_LENGTH  124
#define FOLLOW_UP_PACKET_LENGTH  52
#define DELAY_RESP_PACKET_LENGTH  60
#define MANAGEMENT_PACKET_LENGTH  136

#define MM_STARTING_BOUNDARY_HOPS  0x7fff

#endif