Package org.bouncycastle.jcajce.provider.asymmetric.dh

## Class IESCipher

- java.lang.Object
- - javax.crypto.CipherSpi
  - - org.bouncycastle.jcajce.provider.asymmetric.dh.IESCipher

- Direct Known Subclasses:
    `IESCipher.IES`, `IESCipher.IESwithAESCBC`, `IESCipher.IESwithDESedeCBC`

      public class IESCipher
      extends javax.crypto.CipherSpi

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class | Description
    --- | --- | ---
    `static class` | `IESCipher.IES` | Classes that inherit from us
    `static class` | `IESCipher.IESwithAESCBC` |
    `static class` | `IESCipher.IESwithDESedeCBC` |

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `IESCipher​(IESEngine engine)` |
    `IESCipher​(IESEngine engine, int ivLength)` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `byte[]` | `engineDoFinal​(byte[] input, int inputOffset, int inputLen)` |
    `int` | `engineDoFinal​(byte[] input, int inputOffset, int inputLength, byte[] output, int outputOffset)` |
    `int` | `engineGetBlockSize()` |
    `byte[]` | `engineGetIV()` |
    `int` | `engineGetKeySize​(java.security.Key key)` |
    `int` | `engineGetOutputSize​(int inputLen)` |
    `java.security.AlgorithmParameters` | `engineGetParameters()` |
    `void` | `engineInit​(int opmode, java.security.Key key, java.security.AlgorithmParameters params, java.security.SecureRandom random)` |
    `void` | `engineInit​(int opmode, java.security.Key key, java.security.SecureRandom random)` |
    `void` | `engineInit​(int opmode, java.security.Key key, java.security.spec.AlgorithmParameterSpec engineSpec, java.security.SecureRandom random)` |
    `void` | `engineSetMode​(java.lang.String mode)` |
    `void` | `engineSetPadding​(java.lang.String padding)` |
    `byte[]` | `engineUpdate​(byte[] input, int inputOffset, int inputLen)` |
    `int` | `engineUpdate​(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)` |

    - ### Methods inherited from class javax.crypto.CipherSpi

      `engineDoFinal, engineUnwrap, engineUpdate, engineUpdateAAD, engineUpdateAAD, engineWrap`

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

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

- - ### Constructor Detail

    - #### IESCipher

          public IESCipher​(IESEngine engine)

    - #### IESCipher

          public IESCipher​(IESEngine engine,
                           int ivLength)

  - ### Method Detail

    - #### engineGetBlockSize

          public int engineGetBlockSize()

      Specified by:
        `engineGetBlockSize` in class `javax.crypto.CipherSpi`

    - #### engineGetKeySize

          public int engineGetKeySize​(java.security.Key key)

      Overrides:
        `engineGetKeySize` in class `javax.crypto.CipherSpi`

    - #### engineGetIV

          public byte[] engineGetIV()

      Specified by:
        `engineGetIV` in class `javax.crypto.CipherSpi`

    - #### engineGetParameters

          public java.security.AlgorithmParameters engineGetParameters()

      Specified by:
        `engineGetParameters` in class `javax.crypto.CipherSpi`

    - #### engineSetMode

          public void engineSetMode​(java.lang.String mode)
                             throws java.security.NoSuchAlgorithmException

      Specified by:
        `engineSetMode` in class `javax.crypto.CipherSpi`
      Throws:
        `java.security.NoSuchAlgorithmException`

    - #### engineGetOutputSize

          public int engineGetOutputSize​(int inputLen)

      Specified by:
        `engineGetOutputSize` in class `javax.crypto.CipherSpi`

    - #### engineSetPadding

          public void engineSetPadding​(java.lang.String padding)
                                throws javax.crypto.NoSuchPaddingException

      Specified by:
        `engineSetPadding` in class `javax.crypto.CipherSpi`
      Throws:
        `javax.crypto.NoSuchPaddingException`

    - #### engineInit

          public void engineInit​(int opmode,
                                 java.security.Key key,
                                 java.security.AlgorithmParameters params,
                                 java.security.SecureRandom random)
                          throws java.security.InvalidKeyException,
                                 java.security.InvalidAlgorithmParameterException

      Specified by:
        `engineInit` in class `javax.crypto.CipherSpi`
      Throws:
        `java.security.InvalidKeyException`
        `java.security.InvalidAlgorithmParameterException`

    - #### engineInit

          public void engineInit​(int opmode,
                                 java.security.Key key,
                                 java.security.spec.AlgorithmParameterSpec engineSpec,
                                 java.security.SecureRandom random)
                          throws java.security.InvalidAlgorithmParameterException,
                                 java.security.InvalidKeyException

      Specified by:
        `engineInit` in class `javax.crypto.CipherSpi`
      Throws:
        `java.security.InvalidAlgorithmParameterException`
        `java.security.InvalidKeyException`

    - #### engineInit

          public void engineInit​(int opmode,
                                 java.security.Key key,
                                 java.security.SecureRandom random)
                          throws java.security.InvalidKeyException

      Specified by:
        `engineInit` in class `javax.crypto.CipherSpi`
      Throws:
        `java.security.InvalidKeyException`

    - #### engineUpdate

          public byte[] engineUpdate​(byte[] input,
                                     int inputOffset,
                                     int inputLen)

      Specified by:
        `engineUpdate` in class `javax.crypto.CipherSpi`

    - #### engineUpdate

          public int engineUpdate​(byte[] input,
                                  int inputOffset,
                                  int inputLen,
                                  byte[] output,
                                  int outputOffset)

      Specified by:
        `engineUpdate` in class `javax.crypto.CipherSpi`

    - #### engineDoFinal

          public byte[] engineDoFinal​(byte[] input,
                                      int inputOffset,
                                      int inputLen)
                               throws javax.crypto.IllegalBlockSizeException,
                                      javax.crypto.BadPaddingException

      Specified by:
        `engineDoFinal` in class `javax.crypto.CipherSpi`
      Throws:
        `javax.crypto.IllegalBlockSizeException`
        `javax.crypto.BadPaddingException`

    - #### engineDoFinal

          public int engineDoFinal​(byte[] input,
                                   int inputOffset,
                                   int inputLength,
                                   byte[] output,
                                   int outputOffset)
                            throws javax.crypto.ShortBufferException,
                                   javax.crypto.IllegalBlockSizeException,
                                   javax.crypto.BadPaddingException

      Specified by:
        `engineDoFinal` in class `javax.crypto.CipherSpi`
      Throws:
        `javax.crypto.ShortBufferException`
        `javax.crypto.IllegalBlockSizeException`
        `javax.crypto.BadPaddingException`