org.bouncycastle.crypto.agreement.kdf

## Class DHKEKGenerator

- java.lang.Object
- - org.bouncycastle.crypto.agreement.kdf.DHKEKGenerator

- All Implemented Interfaces:
    DerivationFunction

      public class DHKEKGenerator
      extends java.lang.Object
      implements DerivationFunction

  RFC 2631 Diffie-hellman KEK derivation function.

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `DHKEKGenerator(Digest digest)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `int` | `generateBytes(byte[] out, int outOff, int len)`
    `Digest` | `getDigest()`
    `void` | `init(DerivationParameters param)`

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### DHKEKGenerator

          public DHKEKGenerator(Digest digest)

  - ### Method Detail

    - #### init

          public void init(DerivationParameters param)

      Specified by:
        `init` in interface `DerivationFunction`

    - #### getDigest

          public Digest getDigest()

    - #### generateBytes

          public int generateBytes(byte[] out,
                                   int outOff,
                                   int len)
                            throws DataLengthException,
                                   java.lang.IllegalArgumentException

      Specified by:
        `generateBytes` in interface `DerivationFunction`
      Throws:
        `DataLengthException`
        `java.lang.IllegalArgumentException`