Example usage for org.bouncycastle.crypto.digests SHA3Digest SHA3Digest

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.digests SHA3Digest SHA3Digest.

Prototype

public SHA3Digest(SHA3Digest source) 

Source Link

Usage

From source file:com.distrimind.util.crypto.BCMac.java

License:Open Source License

public void init(org.bouncycastle.crypto.SymmetricSecretKey _key) throws NoSuchAlgorithmException {
    Digest d;/*ww  w.  ja va 2  s .  c  o  m*/
    if (type.getCodeProviderForSignature() == CodeProvider.BC) {
        switch (type.getMessageDigestType()) {
        case BC_FIPS_SHA3_256:
            d = new SHA3Digest(256);
            break;
        case BC_FIPS_SHA3_384:
            d = new SHA3Digest(384);
            break;
        case BC_FIPS_SHA3_512:
            d = new SHA3Digest(512);
            break;
        case BC_BLAKE2B_160:
        case BC_BLAKE2B_256:
        case BC_BLAKE2B_384:
        case BC_BLAKE2B_512:
            d = new Blake2bDigest(type.getMessageDigestType().getDigestLengthInBits());
            break;
        default:
            throw new NoSuchAlgorithmException(type.toString());
        }
    } else {
        throw new NoSuchAlgorithmException(type.toString());
    }
    mac = new HMac(d);
    mac.init(new KeyParameter((secretKey = _key).getKeyBytes()));
    reset();

}

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From source file:me.grapebaba.hyperledger.fabric.Crypto.java

License:Apache License

public Crypto(SecurityLevel securityLevel, HashAlgorithm hashAlgorithm) {
    curveName = SecurityLevel.CURVE_P_256_Size == securityLevel ? "secp256r1" : "secp384r1";
    if (hashAlgorithm == HashAlgorithm.SHA2 && securityLevel == SecurityLevel.CURVE_P_384_Size) {
        throw new RuntimeException("SHA2 not support size 384");
    } else if (hashAlgorithm == HashAlgorithm.SHA2 && securityLevel == SecurityLevel.CURVE_P_256_Size) {
        digest = new SHA256Digest();
    } else if (hashAlgorithm == HashAlgorithm.SHA3 && securityLevel == SecurityLevel.CURVE_P_384_Size) {
        digest = new SHA3Digest(384);
    } else {/*from   w w w .  j  av a  2 s.  c  o m*/
        digest = new SHA3Digest();
    }
}

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From source file:org.cryptacular.spec.DigestSpec.java

License:Open Source License

/**
 * Creates a new digest instance./*  w  ww . ja v a 2 s  .com*/
 *
 * @return  Digest instance.
 */
@Override
public Digest newInstance() {
    final Digest digest;
    if ("GOST3411".equalsIgnoreCase(algorithm)) {
        digest = new GOST3411Digest();
    } else if ("MD2".equalsIgnoreCase(algorithm)) {
        digest = new MD2Digest();
    } else if ("MD4".equalsIgnoreCase(algorithm)) {
        digest = new MD4Digest();
    } else if ("MD5".equalsIgnoreCase(algorithm)) {
        digest = new MD5Digest();
    } else if ("RIPEMD128".equalsIgnoreCase(algorithm) || "RIPEMD-128".equalsIgnoreCase(algorithm)) {
        digest = new RIPEMD128Digest();
    } else if ("RIPEMD160".equalsIgnoreCase(algorithm) || "RIPEMD-160".equalsIgnoreCase(algorithm)) {
        digest = new RIPEMD160Digest();
    } else if ("RIPEMD256".equalsIgnoreCase(algorithm) || "RIPEMD-256".equalsIgnoreCase(algorithm)) {
        digest = new RIPEMD256Digest();
    } else if ("RIPEMD320".equalsIgnoreCase(algorithm) || "RIPEMD-320".equalsIgnoreCase(algorithm)) {
        digest = new RIPEMD320Digest();
    } else if ("SHA1".equalsIgnoreCase(algorithm) || "SHA-1".equalsIgnoreCase(algorithm)) {
        digest = new SHA1Digest();
    } else if ("SHA224".equalsIgnoreCase(algorithm) || "SHA-224".equalsIgnoreCase(algorithm)) {
        digest = new SHA224Digest();
    } else if ("SHA256".equalsIgnoreCase(algorithm) || "SHA-256".equalsIgnoreCase(algorithm)) {
        digest = new SHA256Digest();
    } else if ("SHA384".equalsIgnoreCase(algorithm) || "SHA-384".equalsIgnoreCase(algorithm)) {
        digest = new SHA384Digest();
    } else if ("SHA512".equalsIgnoreCase(algorithm) || "SHA-512".equalsIgnoreCase(algorithm)) {
        digest = new SHA512Digest();
    } else if ("SHA3".equalsIgnoreCase(algorithm) || "SHA-3".equalsIgnoreCase(algorithm)) {
        digest = new SHA3Digest(size);
    } else if ("Tiger".equalsIgnoreCase(algorithm)) {
        digest = new TigerDigest();
    } else if ("Whirlpool".equalsIgnoreCase(algorithm)) {
        digest = new WhirlpoolDigest();
    } else {
        throw new IllegalStateException("Unsupported digest algorithm " + algorithm);
    }
    return digest;
}

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From source file:org.cryptacular.util.HashUtil.java

License:Open Source License

/**
 * Produces the SHA-3 hash of the given data.
 *
 * @param  bitLength  One of the supported SHA-3 output bit lengths: 224, 256,
 *                    384, or 512./*w  w w. jav a 2 s  . co m*/
 * @param  data  Data to hash. See {@link #hash(Digest, Object...)} for
 *               supported inputs.
 *
 * @return  Byte array of size <code>bitLength</code> containing hash output.
 *
 * @see  #hash(Digest, Object...)
 */
public static byte[] sha3(final int bitLength, final Object... data) {
    return hash(new SHA3Digest(bitLength), data);
}

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From source file:org.thingsboard.server.common.msg.EncryptionUtil.java

License:Apache License

public static String getSha3Hash(String data) {
    String trimmedData = trimNewLines(data);
    byte[] dataBytes = trimmedData.getBytes();
    SHA3Digest md = new SHA3Digest(256);
    md.reset();//from   w ww .ja va  2 s .  co m
    md.update(dataBytes, 0, dataBytes.length);
    byte[] hashedBytes = new byte[256 / 8];
    md.doFinal(hashedBytes, 0);
    String sha3Hash = ByteUtils.toHexString(hashedBytes);
    return sha3Hash;
}

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From source file:org.xipki.commons.security.HashAlgoType.java

License:Open Source License

public Digest createDigest() {
    switch (this) {
    case SHA1:// w w w  . j av a 2 s  .com
        return new SHA1Digest();
    case SHA224:
        return new SHA224Digest();
    case SHA256:
        return new SHA256Digest();
    case SHA384:
        return new SHA384Digest();
    case SHA512:
        return new SHA512Digest();
    case SHA3_224:
        return new SHA3Digest(224);
    case SHA3_256:
        return new SHA3Digest(256);
    case SHA3_384:
        return new SHA3Digest(384);
    case SHA3_512:
        return new SHA3Digest(512);
    default:
        throw new RuntimeException("should not reach here, unknown HashAlgoType " + name());
    }
}

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From source file:org.xipki.pki.ocsp.client.impl.SHA3_224DigestCalculator.java

License:Open Source License

@Override
protected Digest getDigester() {
    return new SHA3Digest(224);
}

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From source file:org.xipki.pki.ocsp.client.impl.SHA3_256DigestCalculator.java

License:Open Source License

@Override
protected Digest getDigester() {
    return new SHA3Digest(256);
}

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From source file:org.xipki.pki.ocsp.client.impl.SHA3_384DigestCalculator.java

License:Open Source License

@Override
protected Digest getDigester() {
    return new SHA3Digest(384);
}

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From source file:org.xipki.pki.ocsp.client.impl.SHA3_512DigestCalculator.java

License:Open Source License

@Override
protected Digest getDigester() {
    return new SHA3Digest(512);
}

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