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30 lines
817 B
Perl
30 lines
817 B
Perl
#!/usr/local/bin/perl
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#Usage: timeclient [server_host_name]
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$them = 'localhost';
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$port = 9876 ;
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$AF_INET = 2;
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$SOCK_STREAM = 1;
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$sockaddr = 'S n a4 x8';
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($name, $aliases, $proto) = getprotobyname('tcp');
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($name,$aliases, $port, $proto)=getservbyname($port, 'tcp') unless $port =~ /^\d+$/;
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($name,$aliases, $type, $len, $thataddr)=gethostbyname($them);
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$that = pack($sockaddr, $AF_INET, $port, $thataddr);
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if ( socket(SOCK, $AF_INET, $SOCK_STREAM, $proto ) ){
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print "Socket ok.\n";
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}
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else {
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die $!;
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}
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if(connect(SOCK, $that)){
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print "Connect ok.\n";
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}
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else {
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die $!;
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}
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select(SOCK); $| = 1; select (STDOUT);
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$hertime = <SOCK>;
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close(SOCK);
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print "Server machine time is: $hertime\n";
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@now = localtime($hertime);
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print "\t$now[2]:$now[1] ", $now[4]+1,"/$now[3]/$now[5]\n"; |