Example usage for org.bouncycastle.crypto.modes AEADBlockCipher getUnderlyingCipher

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.modes AEADBlockCipher getUnderlyingCipher.

Prototype

public BlockCipher getUnderlyingCipher();

Source Link

Document

return the BlockCipher this object wraps.

Usage

From source file:org.cryptacular.util.CipherUtilTest.java

License:Open Source License

@Test(dataProvider = "aead-block-cipher")
public void testAeadBlockCipherEncryptDecrypt(final String plaintext, final AEADBlockCipher cipher) {
    final BlockCipher under = cipher.getUnderlyingCipher();
    final SecretKey key = SecretKeyGenerator.generate(under);
    final byte[] ciphertext = CipherUtil.encrypt(cipher, key, new RBGNonce(12), plaintext.getBytes());
    final byte[] result = CipherUtil.decrypt(cipher, key, ciphertext);
    assertEquals(new String(result), plaintext);
}

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From source file:org.cryptacular.util.CipherUtilTest.java

License:Open Source License

@Test(dataProvider = "plaintext-files")
public void testAeadBlockCipherEncryptDecryptStream(final String path) throws Exception {
    final AEADBlockCipher cipher = new GCMBlockCipher(new AESEngine());
    final SecretKey key = SecretKeyGenerator.generate(cipher.getUnderlyingCipher());
    final File file = new File(path);
    final String expected = new String(StreamUtil.readAll(file));
    final ByteArrayOutputStream tempOut = new ByteArrayOutputStream();
    CipherUtil.encrypt(cipher, key, new RBGNonce(), StreamUtil.makeStream(file), tempOut);

    final ByteArrayInputStream tempIn = new ByteArrayInputStream(tempOut.toByteArray());
    final ByteArrayOutputStream actual = new ByteArrayOutputStream();
    CipherUtil.decrypt(cipher, key, tempIn, actual);
    assertEquals(new String(actual.toByteArray()), expected);
}

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