Examples with RSASSAPSSparams com.github.zhenwei.core.asn1.pkcs.RSASSAPSSparams used on opensource projects

Example 11 with RSASSAPSSparams

use of com.github.zhenwei.core.asn1.pkcs.RSASSAPSSparams in project xipki by xipki.

the class AlgorithmUtil method getSignatureAlgoName.

public static String getSignatureAlgoName(AlgorithmIdentifier sigAlgId) throws NoSuchAlgorithmException {
    ParamUtil.requireNonNull("sigAlgId", sigAlgId);
    ASN1ObjectIdentifier algOid = sigAlgId.getAlgorithm();
    String name = null;
    if (PKCSObjectIdentifiers.id_RSASSA_PSS.equals(algOid)) {
        RSASSAPSSparams param = RSASSAPSSparams.getInstance(sigAlgId.getParameters());
        ASN1ObjectIdentifier digestAlgOid = param.getHashAlgorithm().getAlgorithm();
        name = digestOidToMgf1SigNameMap.get(digestAlgOid);
        if (name == null) {
            throw new NoSuchAlgorithmException("unsupported digest algorithm " + digestAlgOid);
        }
    } else {
        name = sigAlgOidToNameMap.get(algOid);
    }
    if (name == null) {
        throw new NoSuchAlgorithmException("unsupported signature algorithm " + algOid.getId());
    }
    return name;
}

Example 12 with RSASSAPSSparams

use of com.github.zhenwei.core.asn1.pkcs.RSASSAPSSparams in project xipki by xipki.

the class ScepUtil method extractDigesetAlgorithmIdentifier.

public static ASN1ObjectIdentifier extractDigesetAlgorithmIdentifier(String sigOid, byte[] sigParams) throws NoSuchAlgorithmException {
    requireNonBlank("sigOid", sigOid);
    ASN1ObjectIdentifier algOid = new ASN1ObjectIdentifier(sigOid);
    ASN1ObjectIdentifier digestAlgOid;
    if (PKCSObjectIdentifiers.md5WithRSAEncryption.equals(algOid)) {
        digestAlgOid = PKCSObjectIdentifiers.md5;
    } else if (PKCSObjectIdentifiers.sha1WithRSAEncryption.equals(algOid)) {
        digestAlgOid = X509ObjectIdentifiers.id_SHA1;
    } else if (PKCSObjectIdentifiers.sha224WithRSAEncryption.equals(algOid)) {
        digestAlgOid = NISTObjectIdentifiers.id_sha224;
    } else if (PKCSObjectIdentifiers.sha256WithRSAEncryption.equals(algOid)) {
        digestAlgOid = NISTObjectIdentifiers.id_sha256;
    } else if (PKCSObjectIdentifiers.sha384WithRSAEncryption.equals(algOid)) {
        digestAlgOid = NISTObjectIdentifiers.id_sha384;
    } else if (PKCSObjectIdentifiers.sha512WithRSAEncryption.equals(algOid)) {
        digestAlgOid = NISTObjectIdentifiers.id_sha512;
    } else if (PKCSObjectIdentifiers.id_RSASSA_PSS.equals(algOid)) {
        RSASSAPSSparams param = RSASSAPSSparams.getInstance(sigParams);
        digestAlgOid = param.getHashAlgorithm().getAlgorithm();
    } else {
        throw new NoSuchAlgorithmException("unknown signature algorithm" + algOid.getId());
    }
    return digestAlgOid;
}

Example 13 with RSASSAPSSparams

use of com.github.zhenwei.core.asn1.pkcs.RSASSAPSSparams in project LinLong-Java by zhenwei1108.

the class DefaultSignatureNameFinder method getAlgorithmName.

/**
 * Return the signature name for the passed in algorithm identifier. For signatures that require
 * parameters, like RSASSA-PSS, this is the best one to use.
 *
 * @param algorithmIdentifier the AlgorithmIdentifier of interest.
 * @return a string representation of the name.
 */
public String getAlgorithmName(AlgorithmIdentifier algorithmIdentifier) {
    ASN1Encodable params = algorithmIdentifier.getParameters();
    if (params != null && !DERNull.INSTANCE.equals(params)) {
        if (algorithmIdentifier.getAlgorithm().equals(PKCSObjectIdentifiers.id_RSASSA_PSS)) {
            RSASSAPSSparams rsaParams = RSASSAPSSparams.getInstance(params);
            AlgorithmIdentifier mgfAlg = rsaParams.getMaskGenAlgorithm();
            if (mgfAlg.getAlgorithm().equals(PKCSObjectIdentifiers.id_mgf1)) {
                AlgorithmIdentifier digAlg = rsaParams.getHashAlgorithm();
                ASN1ObjectIdentifier mgfHashOid = AlgorithmIdentifier.getInstance(mgfAlg.getParameters()).getAlgorithm();
                if (mgfHashOid.equals(digAlg.getAlgorithm())) {
                    return getDigestName(digAlg.getAlgorithm()) + "WITHRSAANDMGF1";
                } else {
                    return getDigestName(digAlg.getAlgorithm()) + "WITHRSAANDMGF1USING" + getDigestName(mgfHashOid);
                }
            }
            return getDigestName(rsaParams.getHashAlgorithm().getAlgorithm()) + "WITHRSAAND" + mgfAlg.getAlgorithm().getId();
        }
    }
    if (oids.containsKey(algorithmIdentifier.getAlgorithm())) {
        return (String) oids.get(algorithmIdentifier.getAlgorithm());
    }
    return algorithmIdentifier.getAlgorithm().getId();
}

Example 14 with RSASSAPSSparams

use of com.github.zhenwei.core.asn1.pkcs.RSASSAPSSparams in project LinLong-Java by zhenwei1108.

the class X509SignatureUtil method getSignatureName.

static String getSignatureName(AlgorithmIdentifier sigAlgId) {
    ASN1Encodable params = sigAlgId.getParameters();
    if (params != null && !derNull.equals(params)) {
        if (sigAlgId.getAlgorithm().equals(PKCSObjectIdentifiers.id_RSASSA_PSS)) {
            RSASSAPSSparams rsaParams = RSASSAPSSparams.getInstance(params);
            return getDigestAlgName(rsaParams.getHashAlgorithm().getAlgorithm()) + "withRSAandMGF1";
        }
        if (sigAlgId.getAlgorithm().equals(X9ObjectIdentifiers.ecdsa_with_SHA2)) {
            ASN1Sequence ecDsaParams = ASN1Sequence.getInstance(params);
            return getDigestAlgName((ASN1ObjectIdentifier) ecDsaParams.getObjectAt(0)) + "withECDSA";
        }
    }
    // deal with the "weird" ones.
    String algName = (String) algNames.get(sigAlgId.getAlgorithm());
    if (algName != null) {
        return algName;
    }
    return findAlgName(sigAlgId.getAlgorithm());
}