Package net.i2p.crypto

Class ChaCha20

java.lang.Object
net.i2p.crypto.ChaCha20
public final class ChaCha20
extends Object
ChaCha20, wrapper around Noise ChaChaCore. RFC 7539
Since:
0.9.39

  • Method Summary

    Modifier and Type Method Description
    static void decrypt​(byte[] key, byte[] iv, byte[] ciphertext, int ciphertextOffset, byte[] plaintext, int plaintextOffset, int length)
    Encrypt from ciphertext to plaintext
    static void encrypt​(byte[] key, byte[] iv, byte[] plaintext, int plaintextOffset, byte[] ciphertext, int ciphertextOffset, int length)
    Encrypt from plaintext to ciphertext

    Methods inherited from class java.lang.Object

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

  • Method Details

    • encrypt

      public static void encrypt​(byte[] key, byte[] iv, byte[] plaintext, int plaintextOffset, byte[] ciphertext, int ciphertextOffset, int length)
      Encrypt from plaintext to ciphertext
      Parameters:
      key - first 32 bytes used as the key
      iv - first 12 bytes used as the iv

    • decrypt

      public static void decrypt​(byte[] key, byte[] iv, byte[] ciphertext, int ciphertextOffset, byte[] plaintext, int plaintextOffset, int length)
      Encrypt from ciphertext to plaintext
      Parameters:
      key - first 32 bytes used as the key
      iv - first 12 bytes used as the iv