Package org.bouncycastle.operator

Interface MacCalculator

  • public interface MacCalculator
    General interface for a key initialized operator that is able to calculate a MAC from a stream of output.

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      org.bouncycastle.asn1.x509.AlgorithmIdentifier getAlgorithmIdentifier()  
      GenericKey getKey()
      Return the key used for calculating the MAC.
      byte[] getMac()
      Return the calculated MAC based on what has been written to the stream.
      java.io.OutputStream getOutputStream()
      Returns a stream that will accept data for the purpose of calculating the MAC for later verification.

    • Method Detail

      • getAlgorithmIdentifier

        org.bouncycastle.asn1.x509.AlgorithmIdentifier getAlgorithmIdentifier()

      • getOutputStream

        java.io.OutputStream getOutputStream()
        Returns a stream that will accept data for the purpose of calculating the MAC for later verification. Use org.bouncycastle.util.io.TeeOutputStream if you want to accumulate the data on the fly as well.
        Returns:
        an OutputStream

      • getMac

        byte[] getMac()
        Return the calculated MAC based on what has been written to the stream.
        Returns:
        calculated MAC.

      • getKey

        GenericKey getKey()
        Return the key used for calculating the MAC.
        Returns:
        the MAC key.