use of com.github.zhenwei.provider.jcajce.PKIXCertRevocationChecker in project LinLong-Java by zhenwei1108.
the class PKIXCertPathValidatorSpi_8 method engineValidate.
public CertPathValidatorResult engineValidate(CertPath certPath, CertPathParameters params) throws CertPathValidatorException, InvalidAlgorithmParameterException {
PKIXExtendedParameters paramsPKIX;
if (params instanceof PKIXParameters) {
PKIXExtendedParameters.Builder paramsPKIXBldr = new PKIXExtendedParameters.Builder((PKIXParameters) params);
if (params instanceof ExtendedPKIXParameters) {
ExtendedPKIXParameters extPKIX = (ExtendedPKIXParameters) params;
paramsPKIXBldr.setUseDeltasEnabled(extPKIX.isUseDeltasEnabled());
paramsPKIXBldr.setValidityModel(extPKIX.getValidityModel());
}
paramsPKIX = paramsPKIXBldr.build();
} else if (params instanceof PKIXExtendedBuilderParameters) {
paramsPKIX = ((PKIXExtendedBuilderParameters) params).getBaseParameters();
} else if (params instanceof PKIXExtendedParameters) {
paramsPKIX = (PKIXExtendedParameters) params;
} else {
throw new InvalidAlgorithmParameterException("Parameters must be a " + PKIXParameters.class.getName() + " instance.");
}
if (paramsPKIX.getTrustAnchors() == null) {
throw new InvalidAlgorithmParameterException("trustAnchors is null, this is not allowed for certification path validation.");
}
//
// 6.1.1 - inputs
//
//
// (a)
//
List certs = certPath.getCertificates();
int n = certs.size();
if (certs.isEmpty()) {
throw new CertPathValidatorException("Certification path is empty.", null, certPath, -1);
}
//
// (b)
//
final Date currentDate = new Date();
final Date validityDate = CertPathValidatorUtilities.getValidityDate(paramsPKIX, currentDate);
//
// (c)
//
Set userInitialPolicySet = paramsPKIX.getInitialPolicies();
//
// (d)
//
TrustAnchor trust;
try {
trust = CertPathValidatorUtilities.findTrustAnchor((X509Certificate) certs.get(certs.size() - 1), paramsPKIX.getTrustAnchors(), paramsPKIX.getSigProvider());
if (trust == null) {
throw new CertPathValidatorException("Trust anchor for certification path not found.", null, certPath, -1);
}
checkCertificate(trust.getTrustedCert());
} catch (AnnotatedException e) {
throw new CertPathValidatorException(e.getMessage(), e.getUnderlyingException(), certPath, certs.size() - 1);
}
// RFC 5280 - CRLs must originate from the same trust anchor as the target certificate.
paramsPKIX = new PKIXExtendedParameters.Builder(paramsPKIX).setTrustAnchor(trust).build();
PKIXCertRevocationChecker revocationChecker = null;
List pathCheckers = new ArrayList();
Iterator certIter = paramsPKIX.getCertPathCheckers().iterator();
while (certIter.hasNext()) {
PKIXCertPathChecker checker = (PKIXCertPathChecker) certIter.next();
checker.init(false);
if (checker instanceof PKIXRevocationChecker) {
if (revocationChecker != null) {
throw new CertPathValidatorException("only one PKIXRevocationChecker allowed");
}
revocationChecker = (checker instanceof PKIXCertRevocationChecker) ? (PKIXCertRevocationChecker) checker : new WrappedRevocationChecker(checker);
} else {
pathCheckers.add(checker);
}
}
if (paramsPKIX.isRevocationEnabled() && revocationChecker == null) {
revocationChecker = new ProvRevocationChecker(helper);
}
//
// (e), (f), (g) are part of the paramsPKIX object.
//
int index = 0;
int i;
// Certificate for each interation of the validation loop
// Signature information for each iteration of the validation loop
//
// 6.1.2 - setup
//
//
// (a)
//
List[] policyNodes = new ArrayList[n + 1];
for (int j = 0; j < policyNodes.length; j++) {
policyNodes[j] = new ArrayList();
}
Set policySet = new HashSet();
policySet.add(RFC3280CertPathUtilities.ANY_POLICY);
PKIXPolicyNode validPolicyTree = new PKIXPolicyNode(new ArrayList(), 0, policySet, null, new HashSet(), RFC3280CertPathUtilities.ANY_POLICY, false);
policyNodes[0].add(validPolicyTree);
//
// (b) and (c)
//
PKIXNameConstraintValidator nameConstraintValidator = new PKIXNameConstraintValidator();
// (d)
//
int explicitPolicy;
Set acceptablePolicies = new HashSet();
if (paramsPKIX.isExplicitPolicyRequired()) {
explicitPolicy = 0;
} else {
explicitPolicy = n + 1;
}
//
// (e)
//
int inhibitAnyPolicy;
if (paramsPKIX.isAnyPolicyInhibited()) {
inhibitAnyPolicy = 0;
} else {
inhibitAnyPolicy = n + 1;
}
//
// (f)
//
int policyMapping;
if (paramsPKIX.isPolicyMappingInhibited()) {
policyMapping = 0;
} else {
policyMapping = n + 1;
}
//
// (g), (h), (i), (j)
//
PublicKey workingPublicKey;
X500Name workingIssuerName;
X509Certificate sign = trust.getTrustedCert();
try {
if (sign != null) {
workingIssuerName = PrincipalUtils.getSubjectPrincipal(sign);
workingPublicKey = sign.getPublicKey();
} else {
workingIssuerName = PrincipalUtils.getCA(trust);
workingPublicKey = trust.getCAPublicKey();
}
} catch (RuntimeException ex) {
throw new ExtCertPathValidatorException("Subject of trust anchor could not be (re)encoded.", ex, certPath, -1);
}
AlgorithmIdentifier workingAlgId = null;
try {
workingAlgId = CertPathValidatorUtilities.getAlgorithmIdentifier(workingPublicKey);
} catch (CertPathValidatorException e) {
throw new ExtCertPathValidatorException("Algorithm identifier of public key of trust anchor could not be read.", e, certPath, -1);
}
ASN1ObjectIdentifier workingPublicKeyAlgorithm = workingAlgId.getAlgorithm();
ASN1Encodable workingPublicKeyParameters = workingAlgId.getParameters();
//
// (k)
//
int maxPathLength = n;
if (paramsPKIX.getTargetConstraints() != null && !paramsPKIX.getTargetConstraints().match((X509Certificate) certs.get(0))) {
throw new ExtCertPathValidatorException("Target certificate in certification path does not match targetConstraints.", null, certPath, 0);
}
//
// initialize CertPathChecker's
//
X509Certificate cert = null;
for (index = certs.size() - 1; index >= 0; index--) {
// try
// {
//
// i as defined in the algorithm description
//
i = n - index;
//
// set certificate to be checked in this round
// sign and workingPublicKey and workingIssuerName are set
// at the end of the for loop and initialized the
// first time from the TrustAnchor
//
cert = (X509Certificate) certs.get(index);
boolean verificationAlreadyPerformed = (index == certs.size() - 1);
try {
checkCertificate(cert);
} catch (AnnotatedException e) {
throw new CertPathValidatorException(e.getMessage(), e.getUnderlyingException(), certPath, index);
}
//
// 6.1.3
//
RFC3280CertPathUtilities.processCertA(certPath, paramsPKIX, validityDate, revocationChecker, index, workingPublicKey, verificationAlreadyPerformed, workingIssuerName, sign);
RFC3280CertPathUtilities.processCertBC(certPath, index, nameConstraintValidator, isForCRLCheck);
validPolicyTree = RFC3280CertPathUtilities.processCertD(certPath, index, acceptablePolicies, validPolicyTree, policyNodes, inhibitAnyPolicy, isForCRLCheck);
validPolicyTree = RFC3280CertPathUtilities.processCertE(certPath, index, validPolicyTree);
RFC3280CertPathUtilities.processCertF(certPath, index, validPolicyTree, explicitPolicy);
//
if (i != n) {
if (cert != null && cert.getVersion() == 1) {
// we've found the trust anchor at the top of the path, ignore and keep going
if ((i == 1) && cert.equals(trust.getTrustedCert())) {
continue;
}
throw new CertPathValidatorException("Version 1 certificates can't be used as CA ones.", null, certPath, index);
}
RFC3280CertPathUtilities.prepareNextCertA(certPath, index);
validPolicyTree = RFC3280CertPathUtilities.prepareCertB(certPath, index, policyNodes, validPolicyTree, policyMapping);
RFC3280CertPathUtilities.prepareNextCertG(certPath, index, nameConstraintValidator);
// (h)
explicitPolicy = RFC3280CertPathUtilities.prepareNextCertH1(certPath, index, explicitPolicy);
policyMapping = RFC3280CertPathUtilities.prepareNextCertH2(certPath, index, policyMapping);
inhibitAnyPolicy = RFC3280CertPathUtilities.prepareNextCertH3(certPath, index, inhibitAnyPolicy);
//
// (i)
//
explicitPolicy = RFC3280CertPathUtilities.prepareNextCertI1(certPath, index, explicitPolicy);
policyMapping = RFC3280CertPathUtilities.prepareNextCertI2(certPath, index, policyMapping);
// (j)
inhibitAnyPolicy = RFC3280CertPathUtilities.prepareNextCertJ(certPath, index, inhibitAnyPolicy);
// (k)
RFC3280CertPathUtilities.prepareNextCertK(certPath, index);
// (l)
maxPathLength = RFC3280CertPathUtilities.prepareNextCertL(certPath, index, maxPathLength);
// (m)
maxPathLength = RFC3280CertPathUtilities.prepareNextCertM(certPath, index, maxPathLength);
// (n)
RFC3280CertPathUtilities.prepareNextCertN(certPath, index);
Set criticalExtensions = cert.getCriticalExtensionOIDs();
if (criticalExtensions != null) {
criticalExtensions = new HashSet(criticalExtensions);
// these extensions are handled by the algorithm
criticalExtensions.remove(RFC3280CertPathUtilities.KEY_USAGE);
criticalExtensions.remove(RFC3280CertPathUtilities.CERTIFICATE_POLICIES);
criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_MAPPINGS);
criticalExtensions.remove(RFC3280CertPathUtilities.INHIBIT_ANY_POLICY);
criticalExtensions.remove(RFC3280CertPathUtilities.ISSUING_DISTRIBUTION_POINT);
criticalExtensions.remove(RFC3280CertPathUtilities.DELTA_CRL_INDICATOR);
criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_CONSTRAINTS);
criticalExtensions.remove(RFC3280CertPathUtilities.BASIC_CONSTRAINTS);
criticalExtensions.remove(RFC3280CertPathUtilities.SUBJECT_ALTERNATIVE_NAME);
criticalExtensions.remove(RFC3280CertPathUtilities.NAME_CONSTRAINTS);
} else {
criticalExtensions = new HashSet();
}
// (o)
RFC3280CertPathUtilities.prepareNextCertO(certPath, index, criticalExtensions, pathCheckers);
// set signing certificate for next round
sign = cert;
// (c)
workingIssuerName = PrincipalUtils.getSubjectPrincipal(sign);
// (d)
try {
workingPublicKey = CertPathValidatorUtilities.getNextWorkingKey(certPath.getCertificates(), index, helper);
} catch (CertPathValidatorException e) {
throw new CertPathValidatorException("Next working key could not be retrieved.", e, certPath, index);
}
workingAlgId = CertPathValidatorUtilities.getAlgorithmIdentifier(workingPublicKey);
// (f)
workingPublicKeyAlgorithm = workingAlgId.getAlgorithm();
// (e)
workingPublicKeyParameters = workingAlgId.getParameters();
}
}
//
// 6.1.5 Wrap-up procedure
//
explicitPolicy = RFC3280CertPathUtilities.wrapupCertA(explicitPolicy, cert);
explicitPolicy = RFC3280CertPathUtilities.wrapupCertB(certPath, index + 1, explicitPolicy);
//
// (c) (d) and (e) are already done
//
//
// (f)
//
Set criticalExtensions = cert.getCriticalExtensionOIDs();
if (criticalExtensions != null) {
criticalExtensions = new HashSet(criticalExtensions);
// these extensions are handled by the algorithm
criticalExtensions.remove(RFC3280CertPathUtilities.KEY_USAGE);
criticalExtensions.remove(RFC3280CertPathUtilities.CERTIFICATE_POLICIES);
criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_MAPPINGS);
criticalExtensions.remove(RFC3280CertPathUtilities.INHIBIT_ANY_POLICY);
criticalExtensions.remove(RFC3280CertPathUtilities.ISSUING_DISTRIBUTION_POINT);
criticalExtensions.remove(RFC3280CertPathUtilities.DELTA_CRL_INDICATOR);
criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_CONSTRAINTS);
criticalExtensions.remove(RFC3280CertPathUtilities.BASIC_CONSTRAINTS);
criticalExtensions.remove(RFC3280CertPathUtilities.SUBJECT_ALTERNATIVE_NAME);
criticalExtensions.remove(RFC3280CertPathUtilities.NAME_CONSTRAINTS);
criticalExtensions.remove(RFC3280CertPathUtilities.CRL_DISTRIBUTION_POINTS);
criticalExtensions.remove(Extension.extendedKeyUsage.getId());
} else {
criticalExtensions = new HashSet();
}
RFC3280CertPathUtilities.wrapupCertF(certPath, index + 1, pathCheckers, criticalExtensions);
PKIXPolicyNode intersection = RFC3280CertPathUtilities.wrapupCertG(certPath, paramsPKIX, userInitialPolicySet, index + 1, policyNodes, validPolicyTree, acceptablePolicies);
if ((explicitPolicy > 0) || (intersection != null)) {
return new PKIXCertPathValidatorResult(trust, intersection, cert.getPublicKey());
}
throw new CertPathValidatorException("Path processing failed on policy.", null, certPath, index);
}
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