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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.CipherParameters;
import org.bouncycastle.crypto.macs.VMPCMac;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.ParametersWithIV;
import org.bouncycastle.util.Arrays;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;
public class VMPCMacTest extends SimpleTest
{
public String getName()
{
return "VMPC-MAC";
}
public static void main(String[] args)
{
runTest(new VMPCMacTest());
}
static byte[] output1 = Hex.decode("9BDA16E2AD0E284774A3ACBC8835A8326C11FAAD");
public void performTest() throws Exception
{
CipherParameters kp = new KeyParameter(
Hex.decode("9661410AB797D8A9EB767C21172DF6C7"));
CipherParameters kpwiv = new ParametersWithIV(kp,
Hex.decode("4B5C2F003E67F39557A8D26F3DA2B155"));
byte[] m = new byte[512];
int offset = 117;
for (int i = 0; i < 256; i++)
{
m[offset + i] = (byte) i;
}
VMPCMac mac = new VMPCMac();
mac.init(kpwiv);
mac.update(m, offset, 256);
byte[] out = new byte[20];
mac.doFinal(out, 0);
if (!Arrays.areEqual(out, output1))
{
fail("Fail", new String(Hex.encode(output1)), new String(Hex.encode(out)));
}
}
}
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