method

send

v2_6_3 - Show latest stable - Class: UDPSocket

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) #=> "hi"

# File lib/resolv-replace.rb, line 48
  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
      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

send

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