java.security.spec.DSAPublicKeySpec Java Examples

The following examples show how to use java.security.spec.DSAPublicKeySpec. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: DNSSEC.java    From dnsjava with BSD 2-Clause "Simplified" License 6 votes vote down vote up
private static PublicKey toDSAPublicKey(byte[] key)
    throws IOException, GeneralSecurityException, MalformedKeyException {
  DNSInput in = new DNSInput(key);

  int t = in.readU8();
  if (t > 8) {
    throw new MalformedKeyException("t is too large");
  }

  BigInteger q = readBigInteger(in, 20);
  BigInteger p = readBigInteger(in, 64 + t * 8);
  BigInteger g = readBigInteger(in, 64 + t * 8);
  BigInteger y = readBigInteger(in, 64 + t * 8);

  KeyFactory factory = KeyFactory.getInstance("DSA");
  return factory.generatePublic(new DSAPublicKeySpec(y, p, q, g));
}
 
Example #2
Source File: BasicChecker.java    From openjdk-8-source with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #3
Source File: BasicChecker.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #4
Source File: DSAKeyFactory.java    From Bytecoder with Apache License 2.0 6 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                dsaPubKeySpec.getP(),
                                dsaPubKeySpec.getQ(),
                                dsaPubKeySpec.getG());
        } else if (keySpec instanceof X509EncodedKeySpec) {
            return new DSAPublicKeyImpl
                (((X509EncodedKeySpec)keySpec).getEncoded());
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #5
Source File: BasicChecker.java    From openjdk-8 with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #6
Source File: BasicChecker.java    From openjdk-jdk8u with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #7
Source File: BasicChecker.java    From jdk8u_jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #8
Source File: OtrAndroidKeyManagerImpl.java    From Zom-Android-XMPP with GNU General Public License v3.0 6 votes vote down vote up
public void regenerateLocalPublicKey(KeyFactory factory, String fullUserId, DSAPrivateKey privKey) {

        String userId = Address.stripResource(fullUserId);

        BigInteger x = privKey.getX();
        DSAParams params = privKey.getParams();
        BigInteger y = params.getG().modPow(x, params.getP());
        DSAPublicKeySpec keySpec = new DSAPublicKeySpec(y, params.getP(), params.getQ(), params.getG());
        PublicKey pubKey;
        try {
            pubKey = factory.generatePublic(keySpec);
            storePublicKey(userId, pubKey);

        } catch (Exception e) {
            throw new RuntimeException(e);
        }

    }
 
Example #9
Source File: BasicChecker.java    From Bytecoder with Apache License 2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #10
Source File: BasicChecker.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #11
Source File: BasicChecker.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #12
Source File: BasicChecker.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #13
Source File: BasicChecker.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #14
Source File: BasicChecker.java    From jdk8u-dev-jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #15
Source File: SoftKeymasterBlob.java    From keystore-decryptor with Apache License 2.0 6 votes vote down vote up
private void parseDsaKeyPair(byte[] blob) throws GeneralSecurityException,
        IOException {
    ASN1InputStream ain = new ASN1InputStream(new ByteArrayInputStream(
            blob));
    ASN1Sequence seq = (ASN1Sequence) ain.readObject();
    ain.close();

    ASN1Integer p = (ASN1Integer) seq.getObjectAt(1);
    ASN1Integer q = (ASN1Integer) seq.getObjectAt(2);
    ASN1Integer g = (ASN1Integer) seq.getObjectAt(3);
    ASN1Integer y = (ASN1Integer) seq.getObjectAt(4);
    ASN1Integer x = (ASN1Integer) seq.getObjectAt(5);
    DSAPrivateKeySpec privSpec = new DSAPrivateKeySpec(x.getValue(), p.getValue(),
            q.getValue(), g.getValue());
    DSAPublicKeySpec pubSpec = new DSAPublicKeySpec(y.getValue(), p.getValue(), q.getValue(),
            g.getValue());

    KeyFactory kf = KeyFactory.getInstance("DSA");
    privateKey = kf.generatePrivate(privSpec);
    publicKey = kf.generatePublic(pubSpec);
}
 
Example #16
Source File: BasicChecker.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #17
Source File: BasicChecker.java    From j2objc with Apache License 2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #18
Source File: BasicChecker.java    From dragonwell8_jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Internal method to create a new key with inherited key parameters.
 *
 * @param keyValueKey key from which to obtain key value
 * @param keyParamsKey key from which to obtain key parameters
 * @return new public key having value and parameters
 * @throws CertPathValidatorException if keys are not appropriate types
 * for this operation
 */
static PublicKey makeInheritedParamsKey(PublicKey keyValueKey,
    PublicKey keyParamsKey) throws CertPathValidatorException
{
    if (!(keyValueKey instanceof DSAPublicKey) ||
        !(keyParamsKey instanceof DSAPublicKey))
        throw new CertPathValidatorException("Input key is not " +
                                             "appropriate type for " +
                                             "inheriting parameters");
    DSAParams params = ((DSAPublicKey)keyParamsKey).getParams();
    if (params == null)
        throw new CertPathValidatorException("Key parameters missing");
    try {
        BigInteger y = ((DSAPublicKey)keyValueKey).getY();
        KeyFactory kf = KeyFactory.getInstance("DSA");
        DSAPublicKeySpec ks = new DSAPublicKeySpec(y,
                                                   params.getP(),
                                                   params.getQ(),
                                                   params.getG());
        return kf.generatePublic(ks);
    } catch (GeneralSecurityException e) {
        throw new CertPathValidatorException("Unable to generate key with" +
                                             " inherited parameters: " +
                                             e.getMessage(), e);
    }
}
 
Example #19
Source File: Ssh2DsaPublicKey.java    From j2ssh-maverick with GNU Lesser General Public License v3.0 5 votes vote down vote up
public Ssh2DsaPublicKey(BigInteger p, BigInteger q, BigInteger g,
		BigInteger y) throws NoSuchAlgorithmException,
		InvalidKeySpecException {

	KeyFactory keyFactory = JCEProvider
			.getProviderForAlgorithm(JCEAlgorithms.JCE_DSA) == null ? KeyFactory
			.getInstance(JCEAlgorithms.JCE_DSA) : KeyFactory.getInstance(
			JCEAlgorithms.JCE_DSA,
			JCEProvider.getProviderForAlgorithm(JCEAlgorithms.JCE_DSA));
	KeySpec publicKeySpec = new DSAPublicKeySpec(y, p, q, g);
	pubkey = (DSAPublicKey) keyFactory.generatePublic(publicKeySpec);
}
 
Example #20
Source File: DSAKeyFactory.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            if (SERIAL_INTEROP) {
                return new DSAPublicKey(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            } else {
                return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            }
        } else if (keySpec instanceof X509EncodedKeySpec) {
            if (SERIAL_INTEROP) {
                return new DSAPublicKey
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            } else {
                return new DSAPublicKeyImpl
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            }
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #21
Source File: DSAKeyFactory.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            if (SERIAL_INTEROP) {
                return new DSAPublicKey(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            } else {
                return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            }
        } else if (keySpec instanceof X509EncodedKeySpec) {
            if (SERIAL_INTEROP) {
                return new DSAPublicKey
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            } else {
                return new DSAPublicKeyImpl
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            }
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #22
Source File: DSAKeyFactory.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Translates a key object, whose provider may be unknown or potentially
 * untrusted, into a corresponding key object of this key factory.
 *
 * @param key the key whose provider is unknown or untrusted
 *
 * @return the translated key
 *
 * @exception InvalidKeyException if the given key cannot be processed by
 * this key factory.
 */
protected Key engineTranslateKey(Key key) throws InvalidKeyException {

    try {

        if (key instanceof java.security.interfaces.DSAPublicKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPublicKey) {
                return key;
            }
            // Convert key to spec
            DSAPublicKeySpec dsaPubKeySpec
                = engineGetKeySpec(key, DSAPublicKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePublic(dsaPubKeySpec);

        } else if (key instanceof java.security.interfaces.DSAPrivateKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPrivateKey) {
                return key;
            }
            // Convert key to spec
            DSAPrivateKeySpec dsaPrivKeySpec
                = engineGetKeySpec(key, DSAPrivateKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePrivate(dsaPrivKeySpec);

        } else {
            throw new InvalidKeyException("Wrong algorithm type");
        }

    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("Cannot translate key: "
                                      + e.getMessage());
    }
}
 
Example #23
Source File: DSAKeyFactory.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Translates a key object, whose provider may be unknown or potentially
 * untrusted, into a corresponding key object of this key factory.
 *
 * @param key the key whose provider is unknown or untrusted
 *
 * @return the translated key
 *
 * @exception InvalidKeyException if the given key cannot be processed by
 * this key factory.
 */
protected Key engineTranslateKey(Key key) throws InvalidKeyException {

    try {

        if (key instanceof java.security.interfaces.DSAPublicKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPublicKey) {
                return key;
            }
            // Convert key to spec
            DSAPublicKeySpec dsaPubKeySpec
                = engineGetKeySpec(key, DSAPublicKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePublic(dsaPubKeySpec);

        } else if (key instanceof java.security.interfaces.DSAPrivateKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPrivateKey) {
                return key;
            }
            // Convert key to spec
            DSAPrivateKeySpec dsaPrivKeySpec
                = engineGetKeySpec(key, DSAPrivateKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePrivate(dsaPrivKeySpec);

        } else {
            throw new InvalidKeyException("Wrong algorithm type");
        }

    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("Cannot translate key: "
                                      + e.getMessage());
    }
}
 
Example #24
Source File: DSAKeyFactory.java    From openjdk-8-source with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            if (SERIAL_INTEROP) {
                return new DSAPublicKey(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            } else {
                return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            }
        } else if (keySpec instanceof X509EncodedKeySpec) {
            if (SERIAL_INTEROP) {
                return new DSAPublicKey
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            } else {
                return new DSAPublicKeyImpl
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            }
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #25
Source File: DSAKeyFactory.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            if (SERIAL_INTEROP) {
                return new DSAPublicKey(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            } else {
                return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            }
        } else if (keySpec instanceof X509EncodedKeySpec) {
            if (SERIAL_INTEROP) {
                return new DSAPublicKey
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            } else {
                return new DSAPublicKeyImpl
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            }
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #26
Source File: DSAPublicKeySpecTest.java    From j2objc with Apache License 2.0 5 votes vote down vote up
/**
 * Test for <code>getP</code> method
 */
public final void testGetP() {
    DSAPublicKeySpec dpks = new DSAPublicKeySpec(
            new BigInteger("1"), // y
            new BigInteger("2"), // p
            new BigInteger("3"), // q
            new BigInteger("4"));// g

    assertEquals(2, dpks.getP().intValue());
}
 
Example #27
Source File: DSAKeyFactory.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Translates a key object, whose provider may be unknown or potentially
 * untrusted, into a corresponding key object of this key factory.
 *
 * @param key the key whose provider is unknown or untrusted
 *
 * @return the translated key
 *
 * @exception InvalidKeyException if the given key cannot be processed by
 * this key factory.
 */
protected Key engineTranslateKey(Key key) throws InvalidKeyException {

    try {

        if (key instanceof java.security.interfaces.DSAPublicKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPublicKey) {
                return key;
            }
            // Convert key to spec
            DSAPublicKeySpec dsaPubKeySpec
                = engineGetKeySpec(key, DSAPublicKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePublic(dsaPubKeySpec);

        } else if (key instanceof java.security.interfaces.DSAPrivateKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPrivateKey) {
                return key;
            }
            // Convert key to spec
            DSAPrivateKeySpec dsaPrivKeySpec
                = engineGetKeySpec(key, DSAPrivateKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePrivate(dsaPrivKeySpec);

        } else {
            throw new InvalidKeyException("Wrong algorithm type");
        }

    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("Cannot translate key: "
                                      + e.getMessage());
    }
}
 
Example #28
Source File: DSAKeyFactory.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Generates a public key object from the provided key specification
 * (key material).
 *
 * @param keySpec the specification (key material) of the public key
 *
 * @return the public key
 *
 * @exception InvalidKeySpecException if the given key specification
 * is inappropriate for this key factory to produce a public key.
 */
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
    try {
        if (keySpec instanceof DSAPublicKeySpec) {
            DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
            if (SERIAL_INTEROP) {
                return new DSAPublicKey(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            } else {
                return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
                                    dsaPubKeySpec.getP(),
                                    dsaPubKeySpec.getQ(),
                                    dsaPubKeySpec.getG());
            }
        } else if (keySpec instanceof X509EncodedKeySpec) {
            if (SERIAL_INTEROP) {
                return new DSAPublicKey
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            } else {
                return new DSAPublicKeyImpl
                    (((X509EncodedKeySpec)keySpec).getEncoded());
            }
        } else {
            throw new InvalidKeySpecException
                ("Inappropriate key specification");
        }
    } catch (InvalidKeyException e) {
        throw new InvalidKeySpecException
            ("Inappropriate key specification: " + e.getMessage());
    }
}
 
Example #29
Source File: DSAKeyFactory.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Translates a key object, whose provider may be unknown or potentially
 * untrusted, into a corresponding key object of this key factory.
 *
 * @param key the key whose provider is unknown or untrusted
 *
 * @return the translated key
 *
 * @exception InvalidKeyException if the given key cannot be processed by
 * this key factory.
 */
protected Key engineTranslateKey(Key key) throws InvalidKeyException {

    try {

        if (key instanceof java.security.interfaces.DSAPublicKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPublicKey) {
                return key;
            }
            // Convert key to spec
            DSAPublicKeySpec dsaPubKeySpec
                = engineGetKeySpec(key, DSAPublicKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePublic(dsaPubKeySpec);

        } else if (key instanceof java.security.interfaces.DSAPrivateKey) {
            // Check if key originates from this factory
            if (key instanceof sun.security.provider.DSAPrivateKey) {
                return key;
            }
            // Convert key to spec
            DSAPrivateKeySpec dsaPrivKeySpec
                = engineGetKeySpec(key, DSAPrivateKeySpec.class);
            // Create key from spec, and return it
            return engineGeneratePrivate(dsaPrivKeySpec);

        } else {
            throw new InvalidKeyException("Wrong algorithm type");
        }

    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("Cannot translate key: "
                                      + e.getMessage());
    }
}
 
Example #30
Source File: ConstantPasswords.java    From Android_Code_Arbiter with GNU Lesser General Public License v3.0 5 votes vote down vote up
public void bad10() throws Exception {
    BigInteger bigInteger = new BigInteger("12345", 5);
    new DSAPrivateKeySpec(bigInteger, null, null, null);
    new DSAPublicKeySpec(bigInteger, null, bigInteger, null); // report once
    new DHPrivateKeySpec(bigInteger, null, null);
    new DHPublicKeySpec(bigInteger, null, null);
    new ECPrivateKeySpec(bigInteger, null);
    new RSAPrivateKeySpec(bigInteger, null);
    new RSAMultiPrimePrivateCrtKeySpec(bigInteger, null, null, null, null, null, null, null, null);
    new RSAPrivateCrtKeySpec(bigInteger, null, null, null, null, null, null, null);
    new RSAPublicKeySpec(bigInteger, null);
    new DSAPublicKeyImpl(bigInteger, null, null, null);
}