In Files

  • resolv.rb

Resolv::DNS::Requester::UnconnectedUDP

Public Class Methods

new() click to toggle source 
 
               # File resolv.rb, line 632
def initialize
  super()
  @sock = UDPSocket.new
  @sock.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::F_SETFD
  DNS.bind_random_port(@sock)
end

Public Instance Methods

close() click to toggle source 
 
               # File resolv.rb, line 653
def close
  super
  @senders.each_key {|service, id|
    DNS.free_request_id(service[0], service[1], id)
  }
end
recv_reply() click to toggle source 
 
               # File resolv.rb, line 639
def recv_reply
  reply, from = @sock.recvfrom(UDPSize)
  return reply, [from[3],from[1]]
end
sender(msg, data, host, port=Port) click to toggle source 
 
               # File resolv.rb, line 644
def sender(msg, data, host, port=Port)
  service = [host, port]
  id = DNS.allocate_request_id(host, port)
  request = msg.encode
  request[0,2] = [id].pack('n')
  return @senders[[service, id]] =
    Sender.new(request, data, @sock, host, port)
end