Example usage for org.bouncycastle.openpgp PGPSignatureSubpacketGenerator setExportable

Introduction

In this page you can find the example usage for org.bouncycastle.openpgp PGPSignatureSubpacketGenerator setExportable.

Prototype

public void setExportable(boolean isCritical, boolean isExportable) 

Source Link

Usage

From source file:SELSKeyGen.java

License:Open Source License

private static void exportKeyPair(OutputStream secretOut, OutputStream publicOut, KeyPair dsaKp, KeyPair elgKp,
        String identity, char[] passPhrase, boolean armor, int exptimesec)
        throws IOException, InvalidKeyException, NoSuchProviderException, SignatureException, PGPException {
    if ((armor) && (secretOut != null)) {
        secretOut = new ArmoredOutputStream(secretOut);
    }/*  www . j a  v  a  2 s  .  c o  m*/

    //Create subpacket vector for expiration time

    PGPSignatureSubpacketGenerator subpacketGenerator = new PGPSignatureSubpacketGenerator();
    int secondsToExpire = exptimesec;
    subpacketGenerator.setKeyExpirationTime(false, secondsToExpire);
    subpacketGenerator.setExportable(true, true);
    PGPSignatureSubpacketVector subpacketVector = subpacketGenerator.generate();

    PGPKeyPair dsaKeyPair = new PGPKeyPair(PGPPublicKey.DSA, dsaKp, new Date(), "BC");
    PGPKeyPair elgKeyPair = new PGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elgKp, new Date(), "BC");

    PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, dsaKeyPair,
            identity, PGPEncryptedData.AES_256, passPhrase, subpacketVector, null, new SecureRandom(), "BC");

    keyRingGen.addSubKey(elgKeyPair);

    if (secretOut != null) {
        keyRingGen.generateSecretKeyRing().encode(secretOut);
        secretOut.close();
    }

    if (armor) {
        publicOut = new ArmoredOutputStream(publicOut);
    }

    keyRingGen.generatePublicKeyRing().encode(publicOut);
    publicOut.close();
}

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From source file:org.sufficientlysecure.keychain.pgp.UncachedKeyRing.java

License:Open Source License

@VisibleForTesting
public static UncachedKeyRing forTestingOnlyAddDummyLocalSignature(UncachedKeyRing uncachedKeyRing,
        String passphrase) throws Exception {
    PGPSecretKeyRing sKR = (PGPSecretKeyRing) uncachedKeyRing.mRing;

    PBESecretKeyDecryptor keyDecryptor = new JcePBESecretKeyDecryptorBuilder()
            .setProvider(Constants.BOUNCY_CASTLE_PROVIDER_NAME).build(passphrase.toCharArray());
    PGPPrivateKey masterPrivateKey = sKR.getSecretKey().extractPrivateKey(keyDecryptor);
    PGPPublicKey masterPublicKey = uncachedKeyRing.mRing.getPublicKey();

    // add packet with "pin" notation data
    PGPContentSignerBuilder signerBuilder = new JcaPGPContentSignerBuilder(
            masterPrivateKey.getPublicKeyPacket().getAlgorithm(),
            PgpSecurityConstants.SECRET_KEY_BINDING_SIGNATURE_HASH_ALGO)
                    .setProvider(Constants.BOUNCY_CASTLE_PROVIDER_NAME);
    PGPSignatureGenerator sGen = new PGPSignatureGenerator(signerBuilder);
    { // set subpackets
        PGPSignatureSubpacketGenerator hashedPacketsGen = new PGPSignatureSubpacketGenerator();
        hashedPacketsGen.setExportable(false, false);
        hashedPacketsGen.setNotationData(false, true, "dummynotationdata", "some data");
        sGen.setHashedSubpackets(hashedPacketsGen.generate());
    }//from www . j a  va2 s  . co m
    sGen.init(PGPSignature.DIRECT_KEY, masterPrivateKey);
    PGPSignature emptySig = sGen.generateCertification(masterPublicKey);

    masterPublicKey = PGPPublicKey.addCertification(masterPublicKey, emptySig);
    sKR = PGPSecretKeyRing.insertSecretKey(sKR,
            PGPSecretKey.replacePublicKey(sKR.getSecretKey(), masterPublicKey));

    return new UncachedKeyRing(sKR);
}

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