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Shaded BouncyCastle for Gatling Recorder
package io.gatling.recorder.internal.bouncycastle.cert.crmf.jcajce;
import java.security.GeneralSecurityException;
import java.security.MessageDigest;
import java.security.Provider;
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import io.gatling.recorder.internal.bouncycastle.asn1.x509.AlgorithmIdentifier;
import io.gatling.recorder.internal.bouncycastle.cert.crmf.CRMFException;
import io.gatling.recorder.internal.bouncycastle.cert.crmf.PKMACValuesCalculator;
import io.gatling.recorder.internal.bouncycastle.jcajce.util.DefaultJcaJceHelper;
import io.gatling.recorder.internal.bouncycastle.jcajce.util.NamedJcaJceHelper;
import io.gatling.recorder.internal.bouncycastle.jcajce.util.ProviderJcaJceHelper;
public class JcePKMACValuesCalculator
implements PKMACValuesCalculator
{
private MessageDigest digest;
private Mac mac;
private CRMFHelper helper;
public JcePKMACValuesCalculator()
{
this.helper = new CRMFHelper(new DefaultJcaJceHelper());
}
public JcePKMACValuesCalculator setProvider(Provider provider)
{
this.helper = new CRMFHelper(new ProviderJcaJceHelper(provider));
return this;
}
public JcePKMACValuesCalculator setProvider(String providerName)
{
this.helper = new CRMFHelper(new NamedJcaJceHelper(providerName));
return this;
}
public void setup(AlgorithmIdentifier digAlg, AlgorithmIdentifier macAlg)
throws CRMFException
{
digest = helper.createDigest(digAlg.getAlgorithm());
mac = helper.createMac(macAlg.getAlgorithm());
}
public byte[] calculateDigest(byte[] data)
{
return digest.digest(data);
}
public byte[] calculateMac(byte[] pwd, byte[] data)
throws CRMFException
{
try
{
mac.init(new SecretKeySpec(pwd, mac.getAlgorithm()));
return mac.doFinal(data);
}
catch (GeneralSecurityException e)
{
throw new CRMFException("failure in setup: " + e.getMessage(), e);
}
}
}