/** create a private key from the given public key info object. */
static PrivateKey createPrivateKeyFromPrivateKeyInfo(PrivateKeyInfo info) {
DERObjectIdentifier algOid = info.getAlgorithmId().getObjectId();
if (RSAUtil.isRsaOid(algOid)) {
return new JCERSAPrivateCrtKey(info);
} else if (algOid.equals(PKCSObjectIdentifiers.dhKeyAgreement)) {
return new JCEDHPrivateKey(info);
}
// BEGIN android-removed
// else if (algOid.equals(OIWObjectIdentifiers.elGamalAlgorithm))
// {
// return new JCEElGamalPrivateKey(info);
// }
// END android-removed
else if (algOid.equals(X9ObjectIdentifiers.id_dsa)) {
return new JDKDSAPrivateKey(info);
}
// BEGIN android-removed
// else if (algOid.equals(X9ObjectIdentifiers.id_ecPublicKey))
// {
// return new JCEECPrivateKey(info);
// }
// else if (algOid.equals(CryptoProObjectIdentifiers.gostR3410_94))
// {
// return new JDKGOST3410PrivateKey(info);
// }
// else if (algOid.equals(CryptoProObjectIdentifiers.gostR3410_2001))
// {
// return new JCEECPrivateKey(info);
// }
// END android-removed
else {
throw new RuntimeException("algorithm identifier " + algOid + " in key not recognised");
}
}
/**
* Apply default coversion for the given value depending on the oid and the character range of the
* value.
*
* @param oid the object identifier for the DN entry
* @param value the value associated with it
* @return the ASN.1 equivalent for the string value.
*/
public DERObject getConvertedValue(DERObjectIdentifier oid, String value) {
if (value.length() != 0 && value.charAt(0) == '#') {
try {
return convertHexEncoded(value, 1);
} catch (IOException e) {
throw new RuntimeException("can't recode value for oid " + oid.getId());
}
} else {
if (value.length() != 0 && value.charAt(0) == '\\') {
value = value.substring(1);
}
if (oid.equals(X509Name.EmailAddress) || oid.equals(X509Name.DC)) {
return new DERIA5String(value);
} else if (oid.equals(
X509Name.DATE_OF_BIRTH)) // accept time string as well as # (for compatibility)
{
return new DERGeneralizedTime(value);
} else if (oid.equals(X509Name.C)
|| oid.equals(X509Name.SN)
|| oid.equals(X509Name.DN_QUALIFIER)
|| oid.equals(X509Name.TELEPHONE_NUMBER)) {
return new DERPrintableString(value);
}
}
return new DERUTF8String(value);
}
/**
* @param inOrder if true the order of both X509 names must be the same, as well as the values
* associated with each element.
*/
public boolean equals(Object obj, boolean inOrder) {
if (!inOrder) {
return this.equals(obj);
}
if (obj == this) {
return true;
}
if (!(obj instanceof X509Name || obj instanceof ASN1Sequence)) {
return false;
}
DERObject derO = ((DEREncodable) obj).getDERObject();
if (this.getDERObject().equals(derO)) {
return true;
}
X509Name other;
try {
other = X509Name.getInstance(obj);
} catch (IllegalArgumentException e) {
return false;
}
int orderingSize = ordering.size();
if (orderingSize != other.ordering.size()) {
return false;
}
for (int i = 0; i < orderingSize; i++) {
DERObjectIdentifier oid = (DERObjectIdentifier) ordering.elementAt(i);
DERObjectIdentifier oOid = (DERObjectIdentifier) other.ordering.elementAt(i);
if (oid.equals(oOid)) {
String value = (String) values.elementAt(i);
String oValue = (String) other.values.elementAt(i);
if (!equivalentStrings(value, oValue)) {
return false;
}
} else {
return false;
}
}
return true;
}
private static boolean certHasPolicy(X509Certificate cert, String sOid) {
try {
if (m_logger.isDebugEnabled())
m_logger.debug("Read cert policies: " + cert.getSerialNumber().toString());
ByteArrayInputStream bIn = new ByteArrayInputStream(cert.getEncoded());
ASN1InputStream aIn = new ASN1InputStream(bIn);
ASN1Sequence seq = (ASN1Sequence) aIn.readObject();
X509CertificateStructure obj = new X509CertificateStructure(seq);
TBSCertificateStructure tbsCert = obj.getTBSCertificate();
if (tbsCert.getVersion() == 3) {
X509Extensions ext = tbsCert.getExtensions();
if (ext != null) {
Enumeration en = ext.oids();
while (en.hasMoreElements()) {
DERObjectIdentifier oid = (DERObjectIdentifier) en.nextElement();
X509Extension extVal = ext.getExtension(oid);
ASN1OctetString oct = extVal.getValue();
ASN1InputStream extIn = new ASN1InputStream(new ByteArrayInputStream(oct.getOctets()));
// if (oid.equals(X509Extensions.CertificatePolicies)) { // bc 146 ja jdk 1.6 puhul -
// X509Extension.certificatePolicies
if (oid.equals(X509Extension.certificatePolicies)) { // bc 146 ja jdk 1.6 puhul -
// X509Extension.certificatePolicies
ASN1Sequence cp = (ASN1Sequence) extIn.readObject();
for (int i = 0; i != cp.size(); i++) {
PolicyInformation pol = PolicyInformation.getInstance(cp.getObjectAt(i));
DERObjectIdentifier dOid = pol.getPolicyIdentifier();
String soid2 = dOid.getId();
if (m_logger.isDebugEnabled()) m_logger.debug("Policy: " + soid2);
if (soid2.startsWith(sOid)) return true;
}
}
}
}
}
} catch (Exception ex) {
m_logger.error("Error reading cert policies: " + ex);
}
return false;
}
private boolean doVerify(SignerInformationVerifier verifier) throws CMSException {
String digestName = CMSSignedHelper.INSTANCE.getDigestAlgName(this.getDigestAlgOID());
String encName = CMSSignedHelper.INSTANCE.getEncryptionAlgName(this.getEncryptionAlgOID());
String signatureName = digestName + "with" + encName;
try {
if (digestCalculator != null) {
resultDigest = digestCalculator.getDigest();
} else {
DigestCalculator calc = verifier.getDigestCalculator(this.getDigestAlgorithmID());
if (content != null) {
OutputStream digOut = calc.getOutputStream();
content.write(digOut);
digOut.close();
} else if (signedAttributeSet == null) {
// TODO Get rid of this exception and just treat content==null as empty not missing?
throw new CMSException("data not encapsulated in signature - use detached constructor.");
}
resultDigest = calc.getDigest();
}
} catch (IOException e) {
throw new CMSException("can't process mime object to create signature.", e);
} catch (NoSuchAlgorithmException e) {
throw new CMSException("can't find algorithm: " + e.getMessage(), e);
} catch (OperatorCreationException e) {
throw new CMSException("can't create digest calculator: " + e.getMessage(), e);
}
// RFC 3852 11.1 Check the content-type attribute is correct
{
DERObject validContentType =
getSingleValuedSignedAttribute(CMSAttributes.contentType, "content-type");
if (validContentType == null) {
if (!isCounterSignature && signedAttributeSet != null) {
throw new CMSException(
"The content-type attribute type MUST be present whenever signed attributes are present in signed-data");
}
} else {
if (isCounterSignature) {
throw new CMSException(
"[For counter signatures,] the signedAttributes field MUST NOT contain a content-type attribute");
}
if (!(validContentType instanceof DERObjectIdentifier)) {
throw new CMSException(
"content-type attribute value not of ASN.1 type 'OBJECT IDENTIFIER'");
}
DERObjectIdentifier signedContentType = (DERObjectIdentifier) validContentType;
if (!signedContentType.equals(contentType)) {
throw new CMSException("content-type attribute value does not match eContentType");
}
}
}
// RFC 3852 11.2 Check the message-digest attribute is correct
{
DERObject validMessageDigest =
getSingleValuedSignedAttribute(CMSAttributes.messageDigest, "message-digest");
if (validMessageDigest == null) {
if (signedAttributeSet != null) {
throw new CMSException(
"the message-digest signed attribute type MUST be present when there are any signed attributes present");
}
} else {
if (!(validMessageDigest instanceof ASN1OctetString)) {
throw new CMSException("message-digest attribute value not of ASN.1 type 'OCTET STRING'");
}
ASN1OctetString signedMessageDigest = (ASN1OctetString) validMessageDigest;
if (!Arrays.constantTimeAreEqual(resultDigest, signedMessageDigest.getOctets())) {
throw new CMSSignerDigestMismatchException(
"message-digest attribute value does not match calculated value");
}
}
}
// RFC 3852 11.4 Validate countersignature attribute(s)
{
AttributeTable signedAttrTable = this.getSignedAttributes();
if (signedAttrTable != null
&& signedAttrTable.getAll(CMSAttributes.counterSignature).size() > 0) {
throw new CMSException("A countersignature attribute MUST NOT be a signed attribute");
}
AttributeTable unsignedAttrTable = this.getUnsignedAttributes();
if (unsignedAttrTable != null) {
ASN1EncodableVector csAttrs = unsignedAttrTable.getAll(CMSAttributes.counterSignature);
for (int i = 0; i < csAttrs.size(); ++i) {
Attribute csAttr = (Attribute) csAttrs.get(i);
if (csAttr.getAttrValues().size() < 1) {
throw new CMSException(
"A countersignature attribute MUST contain at least one AttributeValue");
}
// Note: We don't recursively validate the countersignature value
}
}
}
try {
ContentVerifier contentVerifier =
verifier.getContentVerifier(sigAlgFinder.find(signatureName));
OutputStream sigOut = contentVerifier.getOutputStream();
if (signedAttributeSet == null) {
if (digestCalculator != null) {
if (contentVerifier instanceof RawContentVerifier) {
RawContentVerifier rawVerifier = (RawContentVerifier) contentVerifier;
if (encName.equals("RSA")) {
DigestInfo digInfo = new DigestInfo(digestAlgorithm, resultDigest);
return rawVerifier.verify(digInfo.getDEREncoded(), this.getSignature());
}
return rawVerifier.verify(resultDigest, this.getSignature());
}
throw new CMSException("verifier unable to process raw signature");
} else if (content != null) {
// TODO Use raw signature of the hash value instead
content.write(sigOut);
}
} else {
sigOut.write(this.getEncodedSignedAttributes());
}
sigOut.close();
return contentVerifier.verify(this.getSignature());
} catch (IOException e) {
throw new CMSException("can't process mime object to create signature.", e);
} catch (OperatorCreationException e) {
throw new CMSException("can't create content verifier: " + e.getMessage(), e);
}
}
/** @deprecated */
private boolean doVerify(PublicKey key, Provider sigProvider)
throws CMSException, NoSuchAlgorithmException {
String digestName = CMSSignedHelper.INSTANCE.getDigestAlgName(this.getDigestAlgOID());
String encName = CMSSignedHelper.INSTANCE.getEncryptionAlgName(this.getEncryptionAlgOID());
String signatureName = digestName + "with" + encName;
Signature sig = CMSSignedHelper.INSTANCE.getSignatureInstance(signatureName, sigProvider);
MessageDigest digest = CMSSignedHelper.INSTANCE.getDigestInstance(digestName, sigProvider);
// TODO [BJA-109] Note: PSSParameterSpec requires JDK1.4+
/*
try
{
DERObjectIdentifier sigAlgOID = encryptionAlgorithm.getObjectId();
DEREncodable sigParams = this.encryptionAlgorithm.getParameters();
if (sigAlgOID.equals(PKCSObjectIdentifiers.id_RSASSA_PSS))
{
// RFC 4056
// When the id-RSASSA-PSS algorithm identifier is used for a signature,
// the AlgorithmIdentifier parameters field MUST contain RSASSA-PSS-params.
if (sigParams == null)
{
throw new CMSException(
"RSASSA-PSS signature must specify algorithm parameters");
}
AlgorithmParameters params = AlgorithmParameters.getInstance(
sigAlgOID.getId(), sig.getProvider().getName());
params.init(sigParams.getDERObject().getEncoded(), "ASN.1");
PSSParameterSpec spec = (PSSParameterSpec)params.getParameterSpec(PSSParameterSpec.class);
sig.setParameter(spec);
}
else
{
// TODO Are there other signature algorithms that provide parameters?
if (sigParams != null)
{
throw new CMSException("unrecognised signature parameters provided");
}
}
}
catch (IOException e)
{
throw new CMSException("error encoding signature parameters.", e);
}
catch (InvalidAlgorithmParameterException e)
{
throw new CMSException("error setting signature parameters.", e);
}
catch (InvalidParameterSpecException e)
{
throw new CMSException("error processing signature parameters.", e);
}
*/
try {
if (digestCalculator != null) {
resultDigest = digestCalculator.getDigest();
} else {
if (content != null) {
content.write(new DigOutputStream(digest));
} else if (signedAttributeSet == null) {
// TODO Get rid of this exception and just treat content==null as empty not missing?
throw new CMSException("data not encapsulated in signature - use detached constructor.");
}
resultDigest = digest.digest();
}
} catch (IOException e) {
throw new CMSException("can't process mime object to create signature.", e);
}
// RFC 3852 11.1 Check the content-type attribute is correct
{
DERObject validContentType =
getSingleValuedSignedAttribute(CMSAttributes.contentType, "content-type");
if (validContentType == null) {
if (!isCounterSignature && signedAttributeSet != null) {
throw new CMSException(
"The content-type attribute type MUST be present whenever signed attributes are present in signed-data");
}
} else {
if (isCounterSignature) {
throw new CMSException(
"[For counter signatures,] the signedAttributes field MUST NOT contain a content-type attribute");
}
if (!(validContentType instanceof DERObjectIdentifier)) {
throw new CMSException(
"content-type attribute value not of ASN.1 type 'OBJECT IDENTIFIER'");
}
DERObjectIdentifier signedContentType = (DERObjectIdentifier) validContentType;
if (!signedContentType.equals(contentType)) {
throw new CMSException("content-type attribute value does not match eContentType");
}
}
}
// RFC 3852 11.2 Check the message-digest attribute is correct
{
DERObject validMessageDigest =
getSingleValuedSignedAttribute(CMSAttributes.messageDigest, "message-digest");
if (validMessageDigest == null) {
if (signedAttributeSet != null) {
throw new CMSException(
"the message-digest signed attribute type MUST be present when there are any signed attributes present");
}
} else {
if (!(validMessageDigest instanceof ASN1OctetString)) {
throw new CMSException("message-digest attribute value not of ASN.1 type 'OCTET STRING'");
}
ASN1OctetString signedMessageDigest = (ASN1OctetString) validMessageDigest;
if (!Arrays.constantTimeAreEqual(resultDigest, signedMessageDigest.getOctets())) {
throw new CMSSignerDigestMismatchException(
"message-digest attribute value does not match calculated value");
}
}
}
// RFC 3852 11.4 Validate countersignature attribute(s)
{
AttributeTable signedAttrTable = this.getSignedAttributes();
if (signedAttrTable != null
&& signedAttrTable.getAll(CMSAttributes.counterSignature).size() > 0) {
throw new CMSException("A countersignature attribute MUST NOT be a signed attribute");
}
AttributeTable unsignedAttrTable = this.getUnsignedAttributes();
if (unsignedAttrTable != null) {
ASN1EncodableVector csAttrs = unsignedAttrTable.getAll(CMSAttributes.counterSignature);
for (int i = 0; i < csAttrs.size(); ++i) {
Attribute csAttr = (Attribute) csAttrs.get(i);
if (csAttr.getAttrValues().size() < 1) {
throw new CMSException(
"A countersignature attribute MUST contain at least one AttributeValue");
}
// Note: We don't recursively validate the countersignature value
}
}
}
try {
sig.initVerify(key);
if (signedAttributeSet == null) {
if (digestCalculator != null) {
// need to decrypt signature and check message bytes
return verifyDigest(resultDigest, key, this.getSignature(), sigProvider);
} else if (content != null) {
// TODO Use raw signature of the hash value instead
content.write(new SigOutputStream(sig));
}
} else {
sig.update(this.getEncodedSignedAttributes());
}
return sig.verify(this.getSignature());
} catch (InvalidKeyException e) {
throw new CMSException("key not appropriate to signature in message.", e);
} catch (IOException e) {
throw new CMSException("can't process mime object to create signature.", e);
} catch (SignatureException e) {
throw new CMSException("invalid signature format in message: " + e.getMessage(), e);
}
}
/** test for equality - note: case is ignored. */
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof X509Name || obj instanceof ASN1Sequence)) {
return false;
}
DERObject derO = ((DEREncodable) obj).getDERObject();
if (this.getDERObject().equals(derO)) {
return true;
}
X509Name other;
try {
other = X509Name.getInstance(obj);
} catch (IllegalArgumentException e) {
return false;
}
int orderingSize = ordering.size();
if (orderingSize != other.ordering.size()) {
return false;
}
boolean[] indexes = new boolean[orderingSize];
int start, end, delta;
if (ordering.elementAt(0).equals(other.ordering.elementAt(0))) // guess forward
{
start = 0;
end = orderingSize;
delta = 1;
} else // guess reversed - most common problem
{
start = orderingSize - 1;
end = -1;
delta = -1;
}
for (int i = start; i != end; i += delta) {
boolean found = false;
DERObjectIdentifier oid = (DERObjectIdentifier) ordering.elementAt(i);
String value = (String) values.elementAt(i);
for (int j = 0; j < orderingSize; j++) {
if (indexes[j]) {
continue;
}
DERObjectIdentifier oOid = (DERObjectIdentifier) other.ordering.elementAt(j);
if (oid.equals(oOid)) {
String oValue = (String) other.values.elementAt(j);
if (equivalentStrings(value, oValue)) {
indexes[j] = true;
found = true;
break;
}
}
}
if (!found) {
return false;
}
}
return true;
}
