RTIME
Section: C Library Functions (3)
Page Index
BSD mandoc
NAME
rtime
- get remote time
SYNOPSIS
In sys/types.h
In sys/time.h
In netinet/in.h
Ft int
Fo rtime
Fa struct sockaddr_in *addrp
Fa struct timeval *timep
Fa struct timeval *timeout
Fc
DESCRIPTION
The
Fn rtime
function
consults the Internet Time Server at the address pointed to by
Fa addrp
and returns the remote time in the
Vt timeval
struct pointed to by
Fa timep .
Normally, the
UDP
protocol is used when consulting the Time Server.
The
Fa timeout
argument specifies how long the
routine should wait before giving
up when waiting for a reply.
If
Fa timeout
is specified as
NULL
however, the routine will instead use
TCP
and block until a reply is received from the time server.
RETURN VALUES
Rv -std rtime
AVAILABILITY
The
Fn rtime
function is part of libtirpc.