Simple Network Time Protocol

Simple Network Time Protocol (SNTP) implementation. More...

Detailed Description

Simple Network Time Protocol (SNTP) implementation.

Files
file	sntp.h
	SNTP definitions.

Functions
int	sntp_sync (sock_udp_ep_t *server, uint32_t timeout)
	Synchronize with time server.
int64_t	sntp_get_offset (void)
	Get real time offset from system time as returned by xtimer_now64()
static uint64_t	sntp_get_unix_usec (void)
	Get time in microseconds from 1970-01-01 00:00:00 UTC.

Function Documentation

sntp_get_offset()

int64_t sntp_get_offset

(

void

)

Get real time offset from system time as returned by xtimer_now64()

Returns

Real time offset in microseconds relative to 1900-01-01 00:00 UTC

sntp_get_unix_usec()

static uint64_t sntp_get_unix_usec ( void  )

inlinestatic

Get time in microseconds from 1970-01-01 00:00:00 UTC.

Returns

Time in microseconds from 1970-01-01 00:00:00 UTC

Definition at line 60 of file sntp.h.

sntp_sync()

int sntp_sync	(	sock_udp_ep_t *	server,
		uint32_t	timeout
	)

Synchronize with time server.

Parameters

[in]	server	The time server
[in]	timeout	Timeout for the server response in microseconds

Returns

0 on success

Negative number on error