Example usage for org.bouncycastle.asn1.x509 RSAPublicKeyStructure toASN1Object

Introduction

In this page you can find the example usage for org.bouncycastle.asn1.x509 RSAPublicKeyStructure toASN1Object.

Prototype

public ASN1Primitive toASN1Object() 

Source Link

Usage

From source file:cf.monteux.silvertunnel.netlib.layer.tor.util.Encryption.java

License:Open Source License

/**
 * converts a RSAPublicKey into PKCS1-encoding (ASN.1).
 *
 * @param pubKeyStruct/*  ww w.  j ava 2  s . co  m*/
 * @return PKCS1-encoded RSA PUBLIC KEY
 * @see JCERSAPublicKey
 */
public static byte[] getPKCS1EncodingFromRSAPublicKey(final RSAPublicKey pubKeyStruct) {
    try {
        final RSAPublicKeyStructure myKey = new RSAPublicKeyStructure(pubKeyStruct.getModulus(),
                pubKeyStruct.getPublicExponent());
        final ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        final ASN1OutputStream aOut = new ASN1OutputStream(bOut);
        aOut.writeObject(myKey.toASN1Object());
        aOut.close();
        return bOut.toByteArray();
    } catch (final Exception e) {
        return null;
    }
}

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From source file:org.silvertunnel.netlib.layer.tor.util.Encryption.java

License:Open Source License

/**
 * converts a RSAPublicKey into PKCS1-encoding (ASN.1)
 * /*  ww w.java2  s .  co  m*/
 * @param rsaPublicKey
 * @see JCERSAPublicKey
 * @return PKCS1-encoded RSA PUBLIC KEY
 */
public static byte[] getPKCS1EncodingFromRSAPublicKey(RSAPublicKey pubKeyStruct) {
    try {
        RSAPublicKeyStructure myKey = new RSAPublicKeyStructure(pubKeyStruct.getModulus(),
                pubKeyStruct.getPublicExponent());
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        ASN1OutputStream aOut = new ASN1OutputStream(bOut);
        aOut.writeObject(myKey.toASN1Object());
        return bOut.toByteArray();
    } catch (Exception e) {
        return null;
    }
}

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From source file:TorJava.Common.Encryption.java

License:Open Source License

/**
 * converts a JCERSAPublicKey into PKCS1-encoding
 * //from w  ww .  ja  v a  2 s.c  o m
 * @param rsaPublicKey
 * @see JCERSAPublicKey
 * @return PKCS1-encoded RSA PUBLIC KEY
 */
public static byte[] getPKCS1EncodingFromRSAPublicKey(RSAPublicKeyStructure pubKeyStruct) {
    try {
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        ASN1OutputStream aOut = new ASN1OutputStream(bOut);
        aOut.writeObject(pubKeyStruct.toASN1Object());
        return bOut.toByteArray();
    } catch (Exception e) {
        return null;
    }
}

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