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Refactor MessageEncrypter interface to use PublicKey and PrivateKey

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This commit is contained in:
str4d
2016-04-21 00:32:58 +00:00
parent d545aaa892
commit 5c2f56549b
6 changed files with 83 additions and 49 deletions
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15
briar-tests/src/org/briarproject/crypto/MessageEncrypterTest.java
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@@ -1,6 +1,9 @@
package org.briarproject.crypto;
import org.briarproject.BriarTestCase;
import org.briarproject.api.crypto.KeyPair;
import org.briarproject.api.crypto.PrivateKey;
import org.briarproject.api.crypto.PublicKey;
import org.junit.Test;
import org.spongycastle.crypto.AsymmetricCipherKeyPair;
import org.spongycastle.crypto.CryptoException;
@@ -18,9 +21,9 @@ public class MessageEncrypterTest extends BriarTestCase {
@Test
public void testEncryptionAndDecryption() throws Exception {
MessageEncrypter m = new MessageEncrypter(random);
AsymmetricCipherKeyPair kp = m.generateKeyPair();
ECPublicKeyParameters pub = (ECPublicKeyParameters) kp.getPublic();
ECPrivateKeyParameters priv = (ECPrivateKeyParameters) kp.getPrivate();
KeyPair kp = m.generateKeyPair();
PublicKey pub = kp.getPublic();
PrivateKey priv = kp.getPrivate();
byte[] plaintext = new byte[123];
random.nextBytes(plaintext);
byte[] ciphertext = m.encrypt(pub, plaintext);
@@ -31,9 +34,9 @@ public class MessageEncrypterTest extends BriarTestCase {
@Test(expected = CryptoException.class)
public void testDecryptionFailsWithAlteredCiphertext() throws Exception {
MessageEncrypter m = new MessageEncrypter(random);
AsymmetricCipherKeyPair kp = m.generateKeyPair();
ECPublicKeyParameters pub = (ECPublicKeyParameters) kp.getPublic();
ECPrivateKeyParameters priv = (ECPrivateKeyParameters) kp.getPrivate();
KeyPair kp = m.generateKeyPair();
PublicKey pub = kp.getPublic();
PrivateKey priv = kp.getPrivate();
byte[] ciphertext = m.encrypt(pub, new byte[123]);
ciphertext[random.nextInt(ciphertext.length)] ^= 0xFF;
m.decrypt(priv, ciphertext);