In Files

  • resolv.rb


Public Class Methods

new(host, port=Port) click to toggle source
               # File resolv.rb, line 675
def initialize(host, port=Port)
  @host = host
  @port = port
  @sock =':') ? Socket::AF_INET6 : Socket::AF_INET)
  @sock.connect(host, port)
  @sock.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::F_SETFD

Public Instance Methods

close() click to toggle source
               # File resolv.rb, line 700
def close
  @senders.each_key {|from, id|
    DNS.free_request_id(@host, @port, id)
recv_reply() click to toggle source
               # File resolv.rb, line 685
def recv_reply
  reply = @sock.recv(UDPSize)
  return reply, nil
sender(msg, data, host=@host, port=@port) click to toggle source
               # File resolv.rb, line 690
def sender(msg, data, host=@host, port=@port)
  unless host == @host && port == @port
    raise"host/port don't match: #{host}:#{port}")
  id = DNS.allocate_request_id(@host, @port)
  request = msg.encode
  request[0,2] = [id].pack('n')
  return @senders[[nil,id]] =, data, @sock)

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