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package org.bouncycastle.jce.provider.test;
import java.security.Key;
import java.security.SecureRandom;
import java.security.Security;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.IvParameterSpec;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.util.test.SimpleTest;
public class SlotTwoTest
extends SimpleTest
{
byte[] plainData = "abcdefghijklmnopqrstuvwxyz".getBytes();
public String getName()
{
return "SlotTwo";
}
public void performTest()
throws Exception
{
Security.removeProvider("BC");
Security.insertProviderAt(new BouncyCastleProvider(), 2);
KeyGenerator keyGen = KeyGenerator.getInstance("DESede", "BC");
keyGen.init(new SecureRandom());
Key key = keyGen.generateKey();
testDesEde(key, "ECB", "PKCS7Padding");
testDesEde(key, "CBC", "PKCS7Padding");
testDesEde(key, "CTR", "NoPadding");
testDesEde(key, "CTR", "PKCS7Padding");
testDesEde(key, "OFB", "PKCS7Padding");
testDesEde(key, "CFB", "PKCS7Padding");
Security.removeProvider("BC");
Security.addProvider(new BouncyCastleProvider());
}
private void testDesEde(
Key key,
String mode,
String padding)
throws Exception
{
Cipher encrypt = Cipher.getInstance("DESede/" + mode + "/" + padding, "BC");
Cipher decrypt = Cipher.getInstance("DESede/" + mode + "/" + padding);
if (!decrypt.getProvider().getName().equals("BC"))
{
fail("BC provider not returned for DESede/" + mode + "/" + padding + " got " + decrypt.getProvider().getName());
}
encrypt.init(Cipher.ENCRYPT_MODE, key);
byte[] encryptedBytes = encrypt.doFinal(plainData);
byte[] ivBytes = encrypt.getIV();
if (ivBytes != null)
{
IvParameterSpec ivp = new IvParameterSpec(ivBytes);
decrypt.init(Cipher.DECRYPT_MODE, key, ivp);
}
else
{
decrypt.init(Cipher.DECRYPT_MODE, key);
}
byte[] plainBytes = decrypt.doFinal(encryptedBytes, 0, encryptedBytes.length);
if (!areEqual(plainData, plainBytes))
{
fail("decryption test failed.");
}
}
public static void main(
String[] args)
{
runTest(new SlotTwoTest());
}
}
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