Examples with SHAKEDigest com.github.zhenwei.core.crypto.digests.SHAKEDigest used on opensource projects

Example 1 with SHAKEDigest

use of com.github.zhenwei.core.crypto.digests.SHAKEDigest in project LinLong-Java by zhenwei1108.

the class XMSSKeyPairGeneratorSpi method initialize.

public void initialize(AlgorithmParameterSpec params, SecureRandom random) throws InvalidAlgorithmParameterException {
    if (!(params instanceof XMSSParameterSpec)) {
        throw new InvalidAlgorithmParameterException("parameter object not a XMSSParameterSpec");
    }
    XMSSParameterSpec xmssParams = (XMSSParameterSpec) params;
    if (xmssParams.getTreeDigest().equals(XMSSParameterSpec.SHA256)) {
        treeDigest = NISTObjectIdentifiers.id_sha256;
        param = new XMSSKeyGenerationParameters(new XMSSParameters(xmssParams.getHeight(), new SHA256Digest()), random);
    } else if (xmssParams.getTreeDigest().equals(XMSSParameterSpec.SHA512)) {
        treeDigest = NISTObjectIdentifiers.id_sha512;
        param = new XMSSKeyGenerationParameters(new XMSSParameters(xmssParams.getHeight(), new SHA512Digest()), random);
    } else if (xmssParams.getTreeDigest().equals(XMSSParameterSpec.SHAKE128)) {
        treeDigest = NISTObjectIdentifiers.id_shake128;
        param = new XMSSKeyGenerationParameters(new XMSSParameters(xmssParams.getHeight(), new SHAKEDigest(128)), random);
    } else if (xmssParams.getTreeDigest().equals(XMSSParameterSpec.SHAKE256)) {
        treeDigest = NISTObjectIdentifiers.id_shake256;
        param = new XMSSKeyGenerationParameters(new XMSSParameters(xmssParams.getHeight(), new SHAKEDigest(256)), random);
    }
    engine.init(param);
    initialised = true;
}

Example 2 with SHAKEDigest

use of com.github.zhenwei.core.crypto.digests.SHAKEDigest in project LinLong-Java by zhenwei1108.

the class HashUtils method secureHashAlgorithmKECCAK128.

/**
 *************************************************************************************************************************************************************
 * Description:    The Secure-Hash-Algorithm-3 Extendable-Output Function That Generally Supports 128 Bits of Security Strength, If the Output is Sufficiently Long
 **************************************************************************************************************************************************************
 */
static void secureHashAlgorithmKECCAK128(byte[] output, int outputOffset, int outputLength, byte[] input, int inputOffset, int inputLength) {
    SHAKEDigest dig = new SHAKEDigest(128);
    dig.update(input, inputOffset, inputLength);
    dig.doFinal(output, outputOffset, outputLength);
}

Example 3 with SHAKEDigest

use of com.github.zhenwei.core.crypto.digests.SHAKEDigest in project LinLong-Java by zhenwei1108.

the class HashUtils method secureHashAlgorithmKECCAK256.

/**
 *************************************************************************************************************************************************************
 * Description:    The Secure-Hash-Algorithm-3 Extendable-Output Function That Generally Supports 256 Bits of Security Strength, If the Output is Sufficiently Long
 **************************************************************************************************************************************************************
 */
static void secureHashAlgorithmKECCAK256(byte[] output, int outputOffset, int outputLength, byte[] input, int inputOffset, int inputLength) {
    SHAKEDigest dig = new SHAKEDigest(256);
    dig.update(input, inputOffset, inputLength);
    dig.doFinal(output, outputOffset, outputLength);
}

Example 4 with SHAKEDigest

use of com.github.zhenwei.core.crypto.digests.SHAKEDigest in project LinLong-Java by zhenwei1108.

the class Poly method uniform.

static void uniform(short[] a, byte[] seed) {
    SHAKEDigest xof = new SHAKEDigest(128);
    xof.update(seed, 0, seed.length);
    int pos = 0;
    for (; ; ) {
        byte[] output = new byte[256];
        xof.doOutput(output, 0, output.length);
        for (int i = 0; i < output.length; i += 2) {
            int val = (output[i] & 0xFF) | ((output[i + 1] & 0xFF) << 8);
            if (val < 5 * Params.Q) {
                a[pos++] = (short) val;
                if (pos == Params.N) {
                    return;
                }
            }
        }
    }
}

Example 5 with SHAKEDigest

use of com.github.zhenwei.core.crypto.digests.SHAKEDigest in project LinLong-Java by zhenwei1108.

the class BcDefaultDigestProvider method createTable.

private static Map createTable() {
    Map table = new HashMap();
    table.put(OIWObjectIdentifiers.idSHA1, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA1Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha224, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA224Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA256Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha384, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA384Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha512, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA512Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha3_224, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA3Digest(224);
        }
    });
    table.put(NISTObjectIdentifiers.id_sha3_256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA3Digest(256);
        }
    });
    table.put(NISTObjectIdentifiers.id_sha3_384, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA3Digest(384);
        }
    });
    table.put(NISTObjectIdentifiers.id_sha3_512, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA3Digest(512);
        }
    });
    table.put(NISTObjectIdentifiers.id_shake128, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHAKEDigest(128);
        }
    });
    table.put(NISTObjectIdentifiers.id_shake256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHAKEDigest(256);
        }
    });
    table.put(NISTObjectIdentifiers.id_shake128_len, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new AdjustedXof(new SHAKEDigest(128), ASN1Integer.getInstance(digestAlgorithmIdentifier.getParameters()).intValueExact());
        }
    });
    table.put(NISTObjectIdentifiers.id_shake256_len, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new AdjustedXof(new SHAKEDigest(256), ASN1Integer.getInstance(digestAlgorithmIdentifier.getParameters()).intValueExact());
        }
    });
    table.put(PKCSObjectIdentifiers.md5, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new MD5Digest();
        }
    });
    table.put(PKCSObjectIdentifiers.md4, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new MD4Digest();
        }
    });
    table.put(PKCSObjectIdentifiers.md2, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new MD2Digest();
        }
    });
    table.put(CryptoProObjectIdentifiers.gostR3411, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new GOST3411Digest();
        }
    });
    table.put(RosstandartObjectIdentifiers.id_tc26_gost_3411_12_256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new GOST3411_2012_256Digest();
        }
    });
    table.put(RosstandartObjectIdentifiers.id_tc26_gost_3411_12_512, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new GOST3411_2012_512Digest();
        }
    });
    table.put(TeleTrusTObjectIdentifiers.ripemd128, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new RIPEMD128Digest();
        }
    });
    table.put(TeleTrusTObjectIdentifiers.ripemd160, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new RIPEMD160Digest();
        }
    });
    table.put(TeleTrusTObjectIdentifiers.ripemd256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new RIPEMD256Digest();
        }
    });
    table.put(GMObjectIdentifiers.sm3, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SM3Digest();
        }
    });
    return Collections.unmodifiableMap(table);
}