Package org.bouncycastle.crypto.macs

Class Zuc128Mac

  • All Implemented Interfaces:
    Mac
    public final class Zuc128Mac
extends java.lang.Object
implements Mac
    Zuc128 Mac implementation. Based on https://www.qtc.jp/3GPP/Specs/eea3eia3specificationv16.pdf

    • Constructor Summary

      Constructors 
      Constructor Description
      Zuc128Mac()
      Constructor.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int doFinal​(byte[] out, int outOff)
      Finalize the mac.
      java.lang.String getAlgorithmName()
      Obtain Algorithm Name.
      int getMacSize()
      Obtain Mac Size.
      void init​(CipherParameters pParams)
      Initialise the Mac.
      void reset()
      Reset the MAC.
      void update​(byte in)
      Update the mac with a single byte.
      void update​(byte[] in, int inOff, int len)
      Update the mac.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • Zuc128Mac

        public Zuc128Mac()
        Constructor.

    • Method Detail

      • getAlgorithmName

        public java.lang.String getAlgorithmName()
        Obtain Algorithm Name.
        Specified by:
        getAlgorithmName in interface Mac
        Returns:
        the name

      • getMacSize

        public int getMacSize()
        Obtain Mac Size.
        Specified by:
        getMacSize in interface Mac
        Returns:
        the size in Bytes

      • init

        public void init​(CipherParameters pParams)
        Initialise the Mac.
        Specified by:
        init in interface Mac
        Parameters:
        pParams - the parameters

      • update

        public void update​(byte in)
        Update the mac with a single byte.
        Specified by:
        update in interface Mac
        Parameters:
        in - the byte to update with

      • update

        public void update​(byte[] in,
                   int inOff,
                   int len)
        Update the mac.
        Specified by:
        update in interface Mac
        Parameters:
        in - the input buffer
        inOff - the starting offset in the input buffer
        len - the length of data to process

      • doFinal

        public int doFinal​(byte[] out,
                   int outOff)
        Finalize the mac.
        Specified by:
        doFinal in interface Mac
        Parameters:
        out - the output buffer
        outOff - the starting offset in the input buffer
        Returns:
        the size of the mac

      • reset

        public void reset()
        Description copied from interface: Mac
        Reset the MAC. At the end of resetting the MAC should be in the in the same state it was after the last init (if there was one).
        Specified by:
        reset in interface Mac