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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8 with debug enabled.
package org.bouncycastle.crypto.test;
import org.bouncycastle.crypto.digests.NonMemoableDigest;
import org.bouncycastle.crypto.digests.SHA1Digest;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.util.Arrays;
import org.bouncycastle.util.Strings;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTestResult;
import org.bouncycastle.util.test.Test;
import org.bouncycastle.util.test.TestResult;
/**
* SHA1 HMac Test, test vectors from RFC 2202
*/
public class NonMemoableDigestTest
implements Test
{
final static String[] keys = {
"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
"4a656665",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"0102030405060708090a0b0c0d0e0f10111213141516171819",
"0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
};
final static String[] digests = {
"b617318655057264e28bc0b6fb378c8ef146be00",
"effcdf6ae5eb2fa2d27416d5f184df9c259a7c79",
"125d7342b9ac11cd91a39af48aa17b4f63f175d3",
"4c9007f4026250c6bc8414f9bf50c86c2d7235da",
"4c1a03424b55e07fe7f27be1d58bb9324a9a5a04",
"aa4ae5e15272d00e95705637ce8a3b55ed402112",
"e8e99d0f45237d786d6bbaa7965c7808bbff1a91",
"4c1a03424b55e07fe7f27be1d58bb9324a9a5a04",
"aa4ae5e15272d00e95705637ce8a3b55ed402112",
"e8e99d0f45237d786d6bbaa7965c7808bbff1a91"
};
final static String[] messages = {
"Hi There",
"what do ya want for nothing?",
"0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd",
"0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd",
"Test With Truncation",
"Test Using Larger Than Block-Size Key - Hash Key First",
"Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data"
};
public String getName()
{
return "NonMemoableDigest";
}
public TestResult perform()
{
HMac hmac = new HMac(new NonMemoableDigest(new SHA1Digest()));
byte[] resBuf = new byte[hmac.getMacSize()];
for (int i = 0; i < messages.length; i++)
{
byte[] m = Strings.toByteArray(messages[i]);
if (messages[i].startsWith("0x"))
{
m = Hex.decode(messages[i].substring(2));
}
hmac.init(new KeyParameter(Hex.decode(keys[i])));
hmac.update(m, 0, m.length);
hmac.doFinal(resBuf, 0);
if (!Arrays.areEqual(resBuf, Hex.decode(digests[i])))
{
return new SimpleTestResult(false, getName() + ": Vector " + i + " failed");
}
}
//
// test reset
//
int vector = 0; // vector used for test
byte[] m = Strings.toByteArray(messages[vector]);
if (messages[vector].startsWith("0x"))
{
m = Hex.decode(messages[vector].substring(2));
}
hmac.init(new KeyParameter(Hex.decode(keys[vector])));
hmac.update(m, 0, m.length);
hmac.doFinal(resBuf, 0);
hmac.reset();
hmac.update(m, 0, m.length);
hmac.doFinal(resBuf, 0);
if (!Arrays.areEqual(resBuf, Hex.decode(digests[vector])))
{
return new SimpleTestResult(false, getName() +
": Reset with vector " + vector + " failed");
}
return new SimpleTestResult(true, getName() + ": Okay");
}
public static void main(
String[] args)
{
NonMemoableDigestTest test = new NonMemoableDigestTest();
TestResult result = test.perform();
System.out.println(result);
}
}
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