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Classes | Macros | Functions
_gettime.cpp File Reference
#include <stdint.h>
#include <sys/socket.h>
#include <string.h>
#include <arpa/inet.h>
#include <sys/netdb.h>
#include <sys/_ketime.h>
#include <time.h>
#include <unistd.h>
Include dependency graph for _gettime.cpp:

Classes

struct  ntp_packet_t
 

Macros

#define NTP_PORT   123
 
#define NTP_PACKET_SIZE   48
 
#define NTP_UNIX_EPOCH_DELTA   2208988800UL
 

Functions

int ntp_get_time (const char *server_ip, uint32_t *out_unix_sec, uint32_t *out_unix_ns)
 
void NamdaphaGetOnlineTime ()
 
void NamdaphaGetYMD (uint32_t *year, uint32_t *month, uint32_t *day, int32_t tz_offset)
 NamdaphaGetYOD – get year, month and date.
 
void NamdaphaGetWallTime (int *hour, int *minute, int *sec, int tz_offset)
 

Detailed Description

BSD 2-Clause License

Copyright (c) 2022, Manas Kamal Choudhury 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.

Macro Definition Documentation

◆ NTP_PACKET_SIZE

#define NTP_PACKET_SIZE   48

◆ NTP_PORT

#define NTP_PORT   123

◆ NTP_UNIX_EPOCH_DELTA

#define NTP_UNIX_EPOCH_DELTA   2208988800UL

Function Documentation

◆ NamdaphaGetOnlineTime()

void NamdaphaGetOnlineTime ( )

◆ NamdaphaGetWallTime()

void NamdaphaGetWallTime ( int *  hour,
int *  minute,
int *  sec,
int  tz_offset 
)

NamdaphaGetWallTime – get the walltime update

Parameters
hour– memory location to store hour
minute– memory location to store minute
sec– memory location to store second
tz_offset– timezone offset

◆ NamdaphaGetYMD()

void NamdaphaGetYMD ( uint32_t year,
uint32_t month,
uint32_t day,
int32_t  tz_offset 
)

NamdaphaGetYOD – get year, month and date.

Parameters
year– memory location where to store year
month– memory location where to store month
day– memory location where to store day
tz_offset– timezone offset in second

◆ ntp_get_time()

int ntp_get_time ( const char *  server_ip,
uint32_t out_unix_sec,
uint32_t out_unix_ns 
)