Examples with Signature com.github.zhenwei.core.asn1.ocsp.Signature used on opensource projects

Example 61 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class CertificationRequest method toASN1Primitive.

public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector(3);
    v.add(certificationRequestInfo);
    v.add(signatureAlgorithm);
    v.add(signature);
    return new DERSequence(v);
}

Example 62 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class CVCertificate method toASN1Primitive.

/**
 * @see com.github.zhenwei.core.asn1.ASN1Object#toASN1Primitive()
 */
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector(2);
    v.add(certificateBody);
    try {
        v.add(new DERApplicationSpecific(false, EACTags.STATIC_INTERNAL_AUTHENTIFICATION_ONE_STEP, new DEROctetString(signature)));
    } catch (IOException e) {
        throw new IllegalStateException("unable to convert signature!");
    }
    return new DERApplicationSpecific(EACTags.CARDHOLDER_CERTIFICATE, v);
}

Example 63 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class CVCertificate method setPrivateData.

/**
 * Sets the values of the certificate (body and signature).
 *
 * @param appSpe is a ASN1ApplicationSpecific object containing body and signature.
 * @throws IOException if tags or value are incorrect.
 */
private void setPrivateData(ASN1ApplicationSpecific appSpe) throws IOException {
    valid = 0;
    if (appSpe.getApplicationTag() == EACTags.CARDHOLDER_CERTIFICATE) {
        ASN1InputStream content = new ASN1InputStream(appSpe.getContents());
        ASN1Primitive tmpObj;
        while ((tmpObj = content.readObject()) != null) {
            ASN1ApplicationSpecific aSpe;
            if (tmpObj instanceof ASN1ApplicationSpecific) {
                aSpe = (ASN1ApplicationSpecific) tmpObj;
                switch(aSpe.getApplicationTag()) {
                    case EACTags.CERTIFICATE_CONTENT_TEMPLATE:
                        certificateBody = CertificateBody.getInstance(aSpe);
                        valid |= bodyValid;
                        break;
                    case EACTags.STATIC_INTERNAL_AUTHENTIFICATION_ONE_STEP:
                        signature = aSpe.getContents();
                        valid |= signValid;
                        break;
                    default:
                        throw new IOException("Invalid tag, not an Iso7816CertificateStructure :" + aSpe.getApplicationTag());
                }
            } else {
                throw new IOException("Invalid Object, not an Iso7816CertificateStructure");
            }
        }
        content.close();
    } else {
        throw new IOException("not a CARDHOLDER_CERTIFICATE :" + appSpe.getApplicationTag());
    }
    if (valid != (signValid | bodyValid)) {
        throw new IOException("invalid CARDHOLDER_CERTIFICATE :" + appSpe.getApplicationTag());
    }
}

Example 64 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class SignatureSpiLe method engineVerify.

protected boolean engineVerify(byte[] sigBytes) throws SignatureException {
    byte[] bytes = null;
    try {
        bytes = ((ASN1OctetString) ASN1OctetString.fromByteArray(sigBytes)).getOctets();
    } catch (IOException e) {
        throw new SignatureException("error decoding signature bytes.");
    }
    reverseBytes(bytes);
    try {
        return super.engineVerify((new DEROctetString(bytes)).getEncoded());
    } catch (SignatureException e) {
        throw e;
    } catch (Exception e) {
        throw new SignatureException(e.toString());
    }
}

Example 65 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class PKCS10CertificationRequest method verify.

/**
 * verify the request using the passed in public key and the provider..
 */
public boolean verify(PublicKey pubKey, String provider) throws NoSuchAlgorithmException, NoSuchProviderException, InvalidKeyException, SignatureException {
    Signature sig;
    try {
        if (provider == null) {
            sig = Signature.getInstance(getSignatureName(sigAlgId));
        } else {
            sig = Signature.getInstance(getSignatureName(sigAlgId), provider);
        }
    } catch (NoSuchAlgorithmException e) {
        // 
        if (oids.get(sigAlgId.getAlgorithm()) != null) {
            String signatureAlgorithm = (String) oids.get(sigAlgId.getAlgorithm());
            if (provider == null) {
                sig = Signature.getInstance(signatureAlgorithm);
            } else {
                sig = Signature.getInstance(signatureAlgorithm, provider);
            }
        } else {
            throw e;
        }
    }
    setSignatureParameters(sig, sigAlgId.getParameters());
    sig.initVerify(pubKey);
    try {
        sig.update(reqInfo.getEncoded(ASN1Encoding.DER));
    } catch (Exception e) {
        throw new SignatureException("exception encoding TBS cert request - " + e);
    }
    return sig.verify(sigBits.getOctets());
}