programming-examples/perl/Network/Sample TCP client without the Socket module.pl

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2019-11-15 12:59:38 +01:00
#!/usr/bin/perl -w
$PF_INET = 2;
$SOCK_STREAM = 1;
$port = 9999;
$pattern = 'S n C4 x8';
$this_addr = pack($pattern,$PF_INET, 0, 0,0,0,0);
$serv_addr = pack($pattern, $PF_INET, $port, 127,0,0,1);
$proto = getprotobyname("tcp");
socket(SOCKET, $PF_INET, $SOCK_STREAM, $proto) or die "Can't create socket: $!";
bind(SOCKET, $this_addr) or die "Can't bind: $!";
connect(SOCKET, $serv_addr) or die "Can't connect: $!";
while ($data = <SOCKET>) {
print $data;
}
close (SOCKET);