send(mesg, flags, *rest)
public
Sends mesg via udpsocket.
flags should be a bitwise OR of Socket::MSG_* constants.
u1 = UDPSocket.new
u1.bind("127.0.0.1", 4913)
u2 = UDPSocket.new
u2.send "hi", 0, "127.0.0.1", 4913
mesg, addr = u1.recvfrom(10)
u1.send mesg, 0, addr[3], addr[1]
p u2.recv(100)
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def send(mesg, flags, *rest)
if rest.length == 2
host, port = rest
begin
addrs = Resolv.getaddresses(host)
rescue Resolv::ResolvError
raise SocketError, "Hostname not known: #{host}"
end
err = nil
addrs[0...-1].each {|addr|
begin
return original_resolv_send(mesg, flags, addr, port)
rescue SystemCallError
end
}
original_resolv_send(mesg, flags, addrs[-1], port)
else
original_resolv_send(mesg, flags, *rest)
end
end