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Shaded BouncyCastle for Gatling Recorder
package io.gatling.recorder.internal.bouncycastle.cert.crmf.jcajce;
import java.io.IOException;
import java.security.AlgorithmParameterGenerator;
import java.security.AlgorithmParameters;
import java.security.GeneralSecurityException;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.KeyFactory;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.PublicKey;
import java.security.SecureRandom;
import java.security.spec.InvalidParameterSpecException;
import java.security.spec.X509EncodedKeySpec;
import java.util.HashMap;
import java.util.Map;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.Mac;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.SecretKey;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.RC2ParameterSpec;
import io.gatling.recorder.internal.bouncycastle.asn1.ASN1Encodable;
import io.gatling.recorder.internal.bouncycastle.asn1.ASN1Null;
import io.gatling.recorder.internal.bouncycastle.asn1.ASN1ObjectIdentifier;
import io.gatling.recorder.internal.bouncycastle.asn1.ASN1OctetString;
import io.gatling.recorder.internal.bouncycastle.asn1.ASN1Primitive;
import io.gatling.recorder.internal.bouncycastle.asn1.DERNull;
import io.gatling.recorder.internal.bouncycastle.asn1.iana.IANAObjectIdentifiers;
import io.gatling.recorder.internal.bouncycastle.asn1.nist.NISTObjectIdentifiers;
import io.gatling.recorder.internal.bouncycastle.asn1.oiw.OIWObjectIdentifiers;
import io.gatling.recorder.internal.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import io.gatling.recorder.internal.bouncycastle.asn1.x509.AlgorithmIdentifier;
import io.gatling.recorder.internal.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
import io.gatling.recorder.internal.bouncycastle.asn1.x9.X9ObjectIdentifiers;
import io.gatling.recorder.internal.bouncycastle.cert.crmf.CRMFException;
import io.gatling.recorder.internal.bouncycastle.cms.CMSAlgorithm;
import io.gatling.recorder.internal.bouncycastle.jcajce.util.AlgorithmParametersUtils;
import io.gatling.recorder.internal.bouncycastle.jcajce.util.JcaJceHelper;
class CRMFHelper
{
protected static final Map BASE_CIPHER_NAMES = new HashMap();
protected static final Map CIPHER_ALG_NAMES = new HashMap();
protected static final Map DIGEST_ALG_NAMES = new HashMap();
protected static final Map KEY_ALG_NAMES = new HashMap();
protected static final Map MAC_ALG_NAMES = new HashMap();
static
{
BASE_CIPHER_NAMES.put(PKCSObjectIdentifiers.des_EDE3_CBC, "DESEDE");
BASE_CIPHER_NAMES.put(NISTObjectIdentifiers.id_aes128_CBC, "AES");
BASE_CIPHER_NAMES.put(NISTObjectIdentifiers.id_aes192_CBC, "AES");
BASE_CIPHER_NAMES.put(NISTObjectIdentifiers.id_aes256_CBC, "AES");
CIPHER_ALG_NAMES.put(CMSAlgorithm.DES_EDE3_CBC, "DESEDE/CBC/PKCS5Padding");
CIPHER_ALG_NAMES.put(CMSAlgorithm.AES128_CBC, "AES/CBC/PKCS5Padding");
CIPHER_ALG_NAMES.put(CMSAlgorithm.AES192_CBC, "AES/CBC/PKCS5Padding");
CIPHER_ALG_NAMES.put(CMSAlgorithm.AES256_CBC, "AES/CBC/PKCS5Padding");
CIPHER_ALG_NAMES.put(new ASN1ObjectIdentifier(PKCSObjectIdentifiers.rsaEncryption.getId()), "RSA/ECB/PKCS1Padding");
DIGEST_ALG_NAMES.put(OIWObjectIdentifiers.idSHA1, "SHA1");
DIGEST_ALG_NAMES.put(NISTObjectIdentifiers.id_sha224, "SHA224");
DIGEST_ALG_NAMES.put(NISTObjectIdentifiers.id_sha256, "SHA256");
DIGEST_ALG_NAMES.put(NISTObjectIdentifiers.id_sha384, "SHA384");
DIGEST_ALG_NAMES.put(NISTObjectIdentifiers.id_sha512, "SHA512");
MAC_ALG_NAMES.put(IANAObjectIdentifiers.hmacSHA1, "HMACSHA1");
MAC_ALG_NAMES.put(PKCSObjectIdentifiers.id_hmacWithSHA1, "HMACSHA1");
MAC_ALG_NAMES.put(PKCSObjectIdentifiers.id_hmacWithSHA224, "HMACSHA224");
MAC_ALG_NAMES.put(PKCSObjectIdentifiers.id_hmacWithSHA256, "HMACSHA256");
MAC_ALG_NAMES.put(PKCSObjectIdentifiers.id_hmacWithSHA384, "HMACSHA384");
MAC_ALG_NAMES.put(PKCSObjectIdentifiers.id_hmacWithSHA512, "HMACSHA512");
KEY_ALG_NAMES.put(PKCSObjectIdentifiers.rsaEncryption, "RSA");
KEY_ALG_NAMES.put(X9ObjectIdentifiers.id_dsa, "DSA");
}
private JcaJceHelper helper;
CRMFHelper(JcaJceHelper helper)
{
this.helper = helper;
}
PublicKey toPublicKey(SubjectPublicKeyInfo subjectPublicKeyInfo)
throws CRMFException
{
try
{
X509EncodedKeySpec xspec = new X509EncodedKeySpec(subjectPublicKeyInfo.getEncoded());
AlgorithmIdentifier keyAlg = subjectPublicKeyInfo.getAlgorithm();
return createKeyFactory(keyAlg.getAlgorithm()).generatePublic(xspec);
}
catch (Exception e)
{
throw new CRMFException("invalid key: " + e.getMessage(), e);
}
}
Cipher createCipher(ASN1ObjectIdentifier algorithm)
throws CRMFException
{
try
{
String cipherName = (String)CIPHER_ALG_NAMES.get(algorithm);
if (cipherName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createCipher(cipherName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createCipher(algorithm.getId());
}
catch (GeneralSecurityException e)
{
throw new CRMFException("cannot create cipher: " + e.getMessage(), e);
}
}
public KeyGenerator createKeyGenerator(ASN1ObjectIdentifier algorithm)
throws CRMFException
{
try
{
String cipherName = (String)BASE_CIPHER_NAMES.get(algorithm);
if (cipherName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createKeyGenerator(cipherName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createKeyGenerator(algorithm.getId());
}
catch (GeneralSecurityException e)
{
throw new CRMFException("cannot create key generator: " + e.getMessage(), e);
}
}
Cipher createContentCipher(final Key sKey, final AlgorithmIdentifier encryptionAlgID)
throws CRMFException
{
return (Cipher)execute(new JCECallback()
{
public Object doInJCE()
throws CRMFException, InvalidAlgorithmParameterException,
InvalidKeyException, InvalidParameterSpecException, NoSuchAlgorithmException,
NoSuchPaddingException, NoSuchProviderException
{
Cipher cipher = createCipher(encryptionAlgID.getAlgorithm());
ASN1Primitive sParams = (ASN1Primitive)encryptionAlgID.getParameters();
ASN1ObjectIdentifier encAlg = encryptionAlgID.getAlgorithm();
if (sParams != null && !(sParams instanceof ASN1Null))
{
try
{
AlgorithmParameters params = createAlgorithmParameters(encryptionAlgID.getAlgorithm());
try
{
AlgorithmParametersUtils.loadParameters(params, sParams);
}
catch (IOException e)
{
throw new CRMFException("error decoding algorithm parameters.", e);
}
cipher.init(Cipher.DECRYPT_MODE, sKey, params);
}
catch (NoSuchAlgorithmException e)
{
if (encAlg.equals(CMSAlgorithm.DES_EDE3_CBC)
|| encAlg.equals(CMSAlgorithm.IDEA_CBC)
|| encAlg.equals(CMSAlgorithm.AES128_CBC)
|| encAlg.equals(CMSAlgorithm.AES192_CBC)
|| encAlg.equals(CMSAlgorithm.AES256_CBC))
{
cipher.init(Cipher.DECRYPT_MODE, sKey, new IvParameterSpec(
ASN1OctetString.getInstance(sParams).getOctets()));
}
else
{
throw e;
}
}
}
else
{
if (encAlg.equals(CMSAlgorithm.DES_EDE3_CBC)
|| encAlg.equals(CMSAlgorithm.IDEA_CBC)
|| encAlg.equals(CMSAlgorithm.CAST5_CBC))
{
cipher.init(Cipher.DECRYPT_MODE, sKey, new IvParameterSpec(new byte[8]));
}
else
{
cipher.init(Cipher.DECRYPT_MODE, sKey);
}
}
return cipher;
}
});
}
AlgorithmParameters createAlgorithmParameters(ASN1ObjectIdentifier algorithm)
throws NoSuchAlgorithmException, NoSuchProviderException
{
String algorithmName = (String)BASE_CIPHER_NAMES.get(algorithm);
if (algorithmName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createAlgorithmParameters(algorithmName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createAlgorithmParameters(algorithm.getId());
}
KeyFactory createKeyFactory(ASN1ObjectIdentifier algorithm)
throws CRMFException
{
try
{
String algName = (String)KEY_ALG_NAMES.get(algorithm);
if (algName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createKeyFactory(algName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createKeyFactory(algorithm.getId());
}
catch (GeneralSecurityException e)
{
throw new CRMFException("cannot create cipher: " + e.getMessage(), e);
}
}
MessageDigest createDigest(ASN1ObjectIdentifier algorithm)
throws CRMFException
{
try
{
String digestName = (String)DIGEST_ALG_NAMES.get(algorithm);
if (digestName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createMessageDigest(digestName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createMessageDigest(algorithm.getId());
}
catch (GeneralSecurityException e)
{
throw new CRMFException("cannot create cipher: " + e.getMessage(), e);
}
}
Mac createMac(ASN1ObjectIdentifier algorithm)
throws CRMFException
{
try
{
String macName = (String)MAC_ALG_NAMES.get(algorithm);
if (macName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createMac(macName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createMac(algorithm.getId());
}
catch (GeneralSecurityException e)
{
throw new CRMFException("cannot create mac: " + e.getMessage(), e);
}
}
AlgorithmParameterGenerator createAlgorithmParameterGenerator(ASN1ObjectIdentifier algorithm)
throws GeneralSecurityException
{
String algorithmName = (String)BASE_CIPHER_NAMES.get(algorithm);
if (algorithmName != null)
{
try
{
// this is reversed as the Sun policy files now allow unlimited strength RSA
return helper.createAlgorithmParameterGenerator(algorithmName);
}
catch (NoSuchAlgorithmException e)
{
// Ignore
}
}
return helper.createAlgorithmParameterGenerator(algorithm.getId());
}
AlgorithmParameters generateParameters(ASN1ObjectIdentifier encryptionOID, SecretKey encKey, SecureRandom rand)
throws CRMFException
{
try
{
AlgorithmParameterGenerator pGen = createAlgorithmParameterGenerator(encryptionOID);
if (encryptionOID.equals(CMSAlgorithm.RC2_CBC))
{
byte[] iv = new byte[8];
rand.nextBytes(iv);
try
{
pGen.init(new RC2ParameterSpec(encKey.getEncoded().length * 8, iv), rand);
}
catch (InvalidAlgorithmParameterException e)
{
throw new CRMFException("parameters generation error: " + e, e);
}
}
return pGen.generateParameters();
}
catch (NoSuchAlgorithmException e)
{
return null;
}
catch (GeneralSecurityException e)
{
throw new CRMFException("exception creating algorithm parameter generator: " + e, e);
}
}
AlgorithmIdentifier getAlgorithmIdentifier(ASN1ObjectIdentifier encryptionOID, AlgorithmParameters params)
throws CRMFException
{
ASN1Encodable asn1Params;
if (params != null)
{
try
{
asn1Params = AlgorithmParametersUtils.extractParameters(params);
}
catch (IOException e)
{
throw new CRMFException("cannot encode parameters: " + e.getMessage(), e);
}
}
else
{
asn1Params = DERNull.INSTANCE;
}
return new AlgorithmIdentifier(
encryptionOID,
asn1Params);
}
static Object execute(JCECallback callback) throws CRMFException
{
try
{
return callback.doInJCE();
}
catch (NoSuchAlgorithmException e)
{
throw new CRMFException("can't find algorithm.", e);
}
catch (InvalidKeyException e)
{
throw new CRMFException("key invalid in message.", e);
}
catch (NoSuchProviderException e)
{
throw new CRMFException("can't find provider.", e);
}
catch (NoSuchPaddingException e)
{
throw new CRMFException("required padding not supported.", e);
}
catch (InvalidAlgorithmParameterException e)
{
throw new CRMFException("algorithm parameters invalid.", e);
}
catch (InvalidParameterSpecException e)
{
throw new CRMFException("MAC algorithm parameter spec invalid.", e);
}
}
static interface JCECallback
{
Object doInJCE()
throws CRMFException, InvalidAlgorithmParameterException, InvalidKeyException, InvalidParameterSpecException,
NoSuchAlgorithmException, NoSuchPaddingException, NoSuchProviderException;
}
}