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module Qpid::Proton::Util

  # Provides methods for converting between milliseconds, seconds
  # and timeout values.
  #
  # @private
  module Timeout

    def sec_to_millis(s)
      return (s * 1000).to_int
    end

    def millis_to_sec(ms)
      return (ms.to_f / 1000.0).to_int
    end

    def timeout_to_millis(s)
      return Cproton::PN_MILLIS_MAX if s.nil?

      return sec_to_millis(s)
    end

    def millis_to_timeout(ms)
      return nil if ms == Cproton::PN_MILLIS_MAX

      return millis_to_sec(ms)
    end

  end

end