use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.
the class X509V2AttributeCertificate method getAttributes.
public X509Attribute[] getAttributes() {
ASN1Sequence seq = cert.getAcinfo().getAttributes();
X509Attribute[] attrs = new X509Attribute[seq.size()];
for (int i = 0; i != seq.size(); i++) {
attrs[i] = new X509Attribute((ASN1Encodable) seq.getObjectAt(i));
}
return attrs;
}
use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.
the class X509CertificateObject method getExtendedKeyUsage.
public List getExtendedKeyUsage() throws CertificateParsingException {
byte[] bytes = this.getExtensionBytes("2.5.29.37");
if (bytes != null) {
try {
ASN1InputStream dIn = new ASN1InputStream(bytes);
ASN1Sequence seq = (ASN1Sequence) dIn.readObject();
List list = new ArrayList();
for (int i = 0; i != seq.size(); i++) {
list.add(((DERObjectIdentifier) seq.getObjectAt(i)).getId());
}
return Collections.unmodifiableList(list);
} catch (Exception e) {
throw new CertificateParsingException("error processing extended key usage extension");
}
}
return null;
}
use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.
the class PublicKeyFactory method createKey.
/**
* Create a public key from the passed in SubjectPublicKeyInfo
*
* @param keyInfo the SubjectPublicKeyInfo containing the key data
* @return the appropriate key parameter
* @throws IOException on an error decoding the key
*/
public static AsymmetricKeyParameter createKey(SubjectPublicKeyInfo keyInfo) throws IOException {
AlgorithmIdentifier algId = keyInfo.getAlgorithmId();
if (algId.getObjectId().equals(PKCSObjectIdentifiers.rsaEncryption) || algId.getObjectId().equals(X509ObjectIdentifiers.id_ea_rsa)) {
RSAPublicKeyStructure pubKey = new RSAPublicKeyStructure((ASN1Sequence) keyInfo.getPublicKey());
return new RSAKeyParameters(false, pubKey.getModulus(), pubKey.getPublicExponent());
} else if (algId.getObjectId().equals(X9ObjectIdentifiers.dhpublicnumber)) {
DHPublicKey dhPublicKey = DHPublicKey.getInstance(keyInfo.getPublicKey());
BigInteger y = dhPublicKey.getY().getValue();
DHDomainParameters dhParams = DHDomainParameters.getInstance(keyInfo.getAlgorithmId().getParameters());
BigInteger p = dhParams.getP().getValue();
BigInteger g = dhParams.getG().getValue();
BigInteger q = dhParams.getQ().getValue();
BigInteger j = null;
if (dhParams.getJ() != null) {
j = dhParams.getJ().getValue();
}
DHValidationParameters validation = null;
DHValidationParms dhValidationParms = dhParams.getValidationParms();
if (dhValidationParms != null) {
byte[] seed = dhValidationParms.getSeed().getBytes();
BigInteger pgenCounter = dhValidationParms.getPgenCounter().getValue();
// TODO Check pgenCounter size?
validation = new DHValidationParameters(seed, pgenCounter.intValue());
}
return new DHPublicKeyParameters(y, new DHParameters(p, g, q, j, validation));
} else if (algId.getObjectId().equals(PKCSObjectIdentifiers.dhKeyAgreement)) {
DHParameter params = new DHParameter((ASN1Sequence) keyInfo.getAlgorithmId().getParameters());
DERInteger derY = (DERInteger) keyInfo.getPublicKey();
BigInteger lVal = params.getL();
int l = lVal == null ? 0 : lVal.intValue();
DHParameters dhParams = new DHParameters(params.getP(), params.getG(), null, l);
return new DHPublicKeyParameters(derY.getValue(), dhParams);
} else // END android-removed
if (algId.getObjectId().equals(X9ObjectIdentifiers.id_dsa) || algId.getObjectId().equals(OIWObjectIdentifiers.dsaWithSHA1)) {
DERInteger derY = (DERInteger) keyInfo.getPublicKey();
DEREncodable de = keyInfo.getAlgorithmId().getParameters();
DSAParameters parameters = null;
if (de != null) {
DSAParameter params = DSAParameter.getInstance(de.getDERObject());
parameters = new DSAParameters(params.getP(), params.getQ(), params.getG());
}
return new DSAPublicKeyParameters(derY.getValue(), parameters);
} else if (algId.getObjectId().equals(X9ObjectIdentifiers.id_ecPublicKey)) {
X962Parameters params = new X962Parameters((DERObject) keyInfo.getAlgorithmId().getParameters());
ECDomainParameters dParams = null;
if (params.isNamedCurve()) {
DERObjectIdentifier oid = (DERObjectIdentifier) params.getParameters();
X9ECParameters ecP = X962NamedCurves.getByOID(oid);
if (ecP == null) {
ecP = SECNamedCurves.getByOID(oid);
if (ecP == null) {
ecP = NISTNamedCurves.getByOID(oid);
// BEGIN android-removed
// if (ecP == null)
// {
// ecP = TeleTrusTNamedCurves.getByOID(oid);
// }
// END android-removed
}
}
dParams = new ECDomainParameters(ecP.getCurve(), ecP.getG(), ecP.getN(), ecP.getH(), ecP.getSeed());
} else {
X9ECParameters ecP = new X9ECParameters((ASN1Sequence) params.getParameters());
dParams = new ECDomainParameters(ecP.getCurve(), ecP.getG(), ecP.getN(), ecP.getH(), ecP.getSeed());
}
DERBitString bits = keyInfo.getPublicKeyData();
byte[] data = bits.getBytes();
ASN1OctetString key = new DEROctetString(data);
X9ECPoint derQ = new X9ECPoint(dParams.getCurve(), key);
return new ECPublicKeyParameters(derQ.getPoint(), dParams);
} else {
throw new RuntimeException("algorithm identifier in key not recognised");
}
}
use of org.bouncycastle.asn1.ASN1Sequence in project robovm by robovm.
the class SubjectPublicKeyInfoTest method test_getPublicKey_WellKnownOid.
public void test_getPublicKey_WellKnownOid() throws Exception {
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
KeyPair pair = kpg.generateKeyPair();
final RSAPublicKey rsaPubKey = (RSAPublicKey) pair.getPublic();
/* Do some fancy footwork to get an ASN.1 SubjectPublicKey for RSA */
final ASN1Sequence rsaPubKeyInfo = new ASN1Sequence(new ASN1Type[] { ASN1Integer.getInstance(), ASN1Integer.getInstance() }) {
@Override
protected void getValues(Object object, Object[] values) {
values[0] = rsaPubKey.getModulus().toByteArray();
values[1] = rsaPubKey.getPublicExponent().toByteArray();
}
};
/* The algorithm ID for RSA encryption */
AlgorithmIdentifier algid = new AlgorithmIdentifier("1.2.840.113549.1.1.1");
SubjectPublicKeyInfo spki = new SubjectPublicKeyInfo(algid, rsaPubKeyInfo.encode(null));
PublicKey pubKey = spki.getPublicKey();
assertNotNull(pubKey);
assertTrue(pubKey instanceof RSAPublicKey);
}
use of org.bouncycastle.asn1.ASN1Sequence in project robovm by robovm.
the class PKCS12KeyStoreSpi method engineLoad.
public void engineLoad(InputStream stream, char[] password) throws IOException {
if (// just initialising
stream == null) {
return;
}
if (password == null) {
throw new NullPointerException("No password supplied for PKCS#12 KeyStore.");
}
BufferedInputStream bufIn = new BufferedInputStream(stream);
bufIn.mark(10);
int head = bufIn.read();
if (head != 0x30) {
throw new IOException("stream does not represent a PKCS12 key store");
}
bufIn.reset();
ASN1InputStream bIn = new ASN1InputStream(bufIn);
ASN1Sequence obj = (ASN1Sequence) bIn.readObject();
Pfx bag = Pfx.getInstance(obj);
ContentInfo info = bag.getAuthSafe();
Vector chain = new Vector();
boolean unmarkedKey = false;
boolean wrongPKCS12Zero = false;
if (// check the mac code
bag.getMacData() != null) {
MacData mData = bag.getMacData();
DigestInfo dInfo = mData.getMac();
AlgorithmIdentifier algId = dInfo.getAlgorithmId();
byte[] salt = mData.getSalt();
int itCount = mData.getIterationCount().intValue();
byte[] data = ((ASN1OctetString) info.getContent()).getOctets();
try {
byte[] res = calculatePbeMac(algId.getAlgorithm(), salt, itCount, password, false, data);
byte[] dig = dInfo.getDigest();
if (!Arrays.constantTimeAreEqual(res, dig)) {
if (password.length > 0) {
throw new IOException("PKCS12 key store mac invalid - wrong password or corrupted file.");
}
// Try with incorrect zero length password
res = calculatePbeMac(algId.getAlgorithm(), salt, itCount, password, true, data);
if (!Arrays.constantTimeAreEqual(res, dig)) {
throw new IOException("PKCS12 key store mac invalid - wrong password or corrupted file.");
}
wrongPKCS12Zero = true;
}
} catch (IOException e) {
throw e;
} catch (Exception e) {
throw new IOException("error constructing MAC: " + e.toString());
}
}
keys = new IgnoresCaseHashtable();
localIds = new Hashtable();
if (info.getContentType().equals(data)) {
bIn = new ASN1InputStream(((ASN1OctetString) info.getContent()).getOctets());
AuthenticatedSafe authSafe = AuthenticatedSafe.getInstance(bIn.readObject());
ContentInfo[] c = authSafe.getContentInfo();
for (int i = 0; i != c.length; i++) {
if (c[i].getContentType().equals(data)) {
ASN1InputStream dIn = new ASN1InputStream(((ASN1OctetString) c[i].getContent()).getOctets());
ASN1Sequence seq = (ASN1Sequence) dIn.readObject();
for (int j = 0; j != seq.size(); j++) {
SafeBag b = SafeBag.getInstance(seq.getObjectAt(j));
if (b.getBagId().equals(pkcs8ShroudedKeyBag)) {
org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo eIn = org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo.getInstance(b.getBagValue());
PrivateKey privKey = unwrapKey(eIn.getEncryptionAlgorithm(), eIn.getEncryptedData(), password, wrongPKCS12Zero);
//
// set the attributes on the key
//
PKCS12BagAttributeCarrier bagAttr = (PKCS12BagAttributeCarrier) privKey;
String alias = null;
ASN1OctetString localId = null;
if (b.getBagAttributes() != null) {
Enumeration e = b.getBagAttributes().getObjects();
while (e.hasMoreElements()) {
ASN1Sequence sq = (ASN1Sequence) e.nextElement();
ASN1ObjectIdentifier aOid = (ASN1ObjectIdentifier) sq.getObjectAt(0);
ASN1Set attrSet = (ASN1Set) sq.getObjectAt(1);
ASN1Primitive attr = null;
if (attrSet.size() > 0) {
attr = (ASN1Primitive) attrSet.getObjectAt(0);
ASN1Encodable existing = bagAttr.getBagAttribute(aOid);
if (existing != null) {
// OK, but the value has to be the same
if (!existing.toASN1Primitive().equals(attr)) {
throw new IOException("attempt to add existing attribute with different value");
}
} else {
bagAttr.setBagAttribute(aOid, attr);
}
}
if (aOid.equals(pkcs_9_at_friendlyName)) {
alias = ((DERBMPString) attr).getString();
keys.put(alias, privKey);
} else if (aOid.equals(pkcs_9_at_localKeyId)) {
localId = (ASN1OctetString) attr;
}
}
}
if (localId != null) {
String name = new String(Hex.encode(localId.getOctets()));
if (alias == null) {
keys.put(name, privKey);
} else {
localIds.put(alias, name);
}
} else {
unmarkedKey = true;
keys.put("unmarked", privKey);
}
} else if (b.getBagId().equals(certBag)) {
chain.addElement(b);
} else {
System.out.println("extra in data " + b.getBagId());
System.out.println(ASN1Dump.dumpAsString(b));
}
}
} else if (c[i].getContentType().equals(encryptedData)) {
EncryptedData d = EncryptedData.getInstance(c[i].getContent());
byte[] octets = cryptData(false, d.getEncryptionAlgorithm(), password, wrongPKCS12Zero, d.getContent().getOctets());
ASN1Sequence seq = (ASN1Sequence) ASN1Primitive.fromByteArray(octets);
for (int j = 0; j != seq.size(); j++) {
SafeBag b = SafeBag.getInstance(seq.getObjectAt(j));
if (b.getBagId().equals(certBag)) {
chain.addElement(b);
} else if (b.getBagId().equals(pkcs8ShroudedKeyBag)) {
org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo eIn = org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo.getInstance(b.getBagValue());
PrivateKey privKey = unwrapKey(eIn.getEncryptionAlgorithm(), eIn.getEncryptedData(), password, wrongPKCS12Zero);
//
// set the attributes on the key
//
PKCS12BagAttributeCarrier bagAttr = (PKCS12BagAttributeCarrier) privKey;
String alias = null;
ASN1OctetString localId = null;
Enumeration e = b.getBagAttributes().getObjects();
while (e.hasMoreElements()) {
ASN1Sequence sq = (ASN1Sequence) e.nextElement();
ASN1ObjectIdentifier aOid = (ASN1ObjectIdentifier) sq.getObjectAt(0);
ASN1Set attrSet = (ASN1Set) sq.getObjectAt(1);
ASN1Primitive attr = null;
if (attrSet.size() > 0) {
attr = (ASN1Primitive) attrSet.getObjectAt(0);
ASN1Encodable existing = bagAttr.getBagAttribute(aOid);
if (existing != null) {
// OK, but the value has to be the same
if (!existing.toASN1Primitive().equals(attr)) {
throw new IOException("attempt to add existing attribute with different value");
}
} else {
bagAttr.setBagAttribute(aOid, attr);
}
}
if (aOid.equals(pkcs_9_at_friendlyName)) {
alias = ((DERBMPString) attr).getString();
keys.put(alias, privKey);
} else if (aOid.equals(pkcs_9_at_localKeyId)) {
localId = (ASN1OctetString) attr;
}
}
String name = new String(Hex.encode(localId.getOctets()));
if (alias == null) {
keys.put(name, privKey);
} else {
localIds.put(alias, name);
}
} else if (b.getBagId().equals(keyBag)) {
org.bouncycastle.asn1.pkcs.PrivateKeyInfo kInfo = org.bouncycastle.asn1.pkcs.PrivateKeyInfo.getInstance(b.getBagValue());
PrivateKey privKey = BouncyCastleProvider.getPrivateKey(kInfo);
//
// set the attributes on the key
//
PKCS12BagAttributeCarrier bagAttr = (PKCS12BagAttributeCarrier) privKey;
String alias = null;
ASN1OctetString localId = null;
Enumeration e = b.getBagAttributes().getObjects();
while (e.hasMoreElements()) {
ASN1Sequence sq = (ASN1Sequence) e.nextElement();
ASN1ObjectIdentifier aOid = (ASN1ObjectIdentifier) sq.getObjectAt(0);
ASN1Set attrSet = (ASN1Set) sq.getObjectAt(1);
ASN1Primitive attr = null;
if (attrSet.size() > 0) {
attr = (ASN1Primitive) attrSet.getObjectAt(0);
ASN1Encodable existing = bagAttr.getBagAttribute(aOid);
if (existing != null) {
// OK, but the value has to be the same
if (!existing.toASN1Primitive().equals(attr)) {
throw new IOException("attempt to add existing attribute with different value");
}
} else {
bagAttr.setBagAttribute(aOid, attr);
}
}
if (aOid.equals(pkcs_9_at_friendlyName)) {
alias = ((DERBMPString) attr).getString();
keys.put(alias, privKey);
} else if (aOid.equals(pkcs_9_at_localKeyId)) {
localId = (ASN1OctetString) attr;
}
}
String name = new String(Hex.encode(localId.getOctets()));
if (alias == null) {
keys.put(name, privKey);
} else {
localIds.put(alias, name);
}
} else {
System.out.println("extra in encryptedData " + b.getBagId());
System.out.println(ASN1Dump.dumpAsString(b));
}
}
} else {
System.out.println("extra " + c[i].getContentType().getId());
System.out.println("extra " + ASN1Dump.dumpAsString(c[i].getContent()));
}
}
}
certs = new IgnoresCaseHashtable();
chainCerts = new Hashtable();
keyCerts = new Hashtable();
for (int i = 0; i != chain.size(); i++) {
SafeBag b = (SafeBag) chain.elementAt(i);
CertBag cb = CertBag.getInstance(b.getBagValue());
if (!cb.getCertId().equals(x509Certificate)) {
throw new RuntimeException("Unsupported certificate type: " + cb.getCertId());
}
Certificate cert;
try {
ByteArrayInputStream cIn = new ByteArrayInputStream(((ASN1OctetString) cb.getCertValue()).getOctets());
cert = certFact.generateCertificate(cIn);
} catch (Exception e) {
throw new RuntimeException(e.toString());
}
//
// set the attributes
//
ASN1OctetString localId = null;
String alias = null;
if (b.getBagAttributes() != null) {
Enumeration e = b.getBagAttributes().getObjects();
while (e.hasMoreElements()) {
ASN1Sequence sq = (ASN1Sequence) e.nextElement();
ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier) sq.getObjectAt(0);
ASN1Primitive attr = (ASN1Primitive) ((ASN1Set) sq.getObjectAt(1)).getObjectAt(0);
PKCS12BagAttributeCarrier bagAttr = null;
if (cert instanceof PKCS12BagAttributeCarrier) {
bagAttr = (PKCS12BagAttributeCarrier) cert;
ASN1Encodable existing = bagAttr.getBagAttribute(oid);
if (existing != null) {
// OK, but the value has to be the same
if (!existing.toASN1Primitive().equals(attr)) {
throw new IOException("attempt to add existing attribute with different value");
}
} else {
bagAttr.setBagAttribute(oid, attr);
}
}
if (oid.equals(pkcs_9_at_friendlyName)) {
alias = ((DERBMPString) attr).getString();
} else if (oid.equals(pkcs_9_at_localKeyId)) {
localId = (ASN1OctetString) attr;
}
}
}
chainCerts.put(new CertId(cert.getPublicKey()), cert);
if (unmarkedKey) {
if (keyCerts.isEmpty()) {
String name = new String(Hex.encode(createSubjectKeyId(cert.getPublicKey()).getKeyIdentifier()));
keyCerts.put(name, cert);
keys.put(name, keys.remove("unmarked"));
}
} else {
//
if (localId != null) {
String name = new String(Hex.encode(localId.getOctets()));
keyCerts.put(name, cert);
}
if (alias != null) {
certs.put(alias, cert);
}
}
}
}
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