serve

# File lib/xmlrpc/httpserver.rb, line 136
  def serve(io) # :doc:
    # perform IP authentication
    unless @handler.ip_auth_handler(io)
      io << http_resp(403, "Forbidden")
      return
    end

    # parse first line
    if io.gets =~ /^(\S+)\s+(\S+)\s+(\S+)/
      request = Request.new(io, $1, $2, $3)
    else
      io << http_resp(400, "Bad Request")
      return
    end

    # parse HTTP headers
    while (line=io.gets) !~ /^(\n|\r)/
      if line =~ /^([\w-]+):\s*(.*)$/
        request.header[$1] = $2.strip
      end
    end

    io.binmode
    response = Response.new

    # execute request handler
    @handler.request_handler(request, response)

    # write response back to the client
    io << http_resp(response.status, response.status_message,
                    response.header, response.body)

  rescue Exception
    io << http_resp(500, "Internal Server Error")
  end