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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.MD5Digest;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;
/**
* MD5 HMac Test, test vectors from RFC 2202
*/
public class MD5HMacTest
extends SimpleTest
{
final static String[] keys = {
"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
"4a656665",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"0102030405060708090a0b0c0d0e0f10111213141516171819",
"0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
};
final static String[] digests = {
"9294727a3638bb1c13f48ef8158bfc9d",
"750c783e6ab0b503eaa86e310a5db738",
"56be34521d144c88dbb8c733f0e8b3f6",
"697eaf0aca3a3aea3a75164746ffaa79",
"56461ef2342edc00f9bab995690efd4c",
"6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd",
"6f630fad67cda0ee1fb1f562db3aa53e"
};
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 "MD5HMac";
}
public void performTest()
{
HMac hmac = new HMac(new MD5Digest());
byte[] resBuf = new byte[hmac.getMacSize()];
for (int i = 0; i < messages.length; i++)
{
byte[] m = messages[i].getBytes();
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 (!areEqual(resBuf, Hex.decode(digests[i])))
{
fail("Vector " + i + " failed");
}
}
// test reset
int vector = 0; // vector used for test
byte[] m = messages[vector].getBytes();
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 (!areEqual(resBuf, Hex.decode(digests[vector])))
{
fail("Reset with vector " + vector + " failed");
}
}
public static void main(
String[] args)
{
runTest(new MD5HMacTest());
}
}
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