Example usage for org.bouncycastle.crypto.digests SHA1Digest SHA1Digest

List of usage examples for org.bouncycastle.crypto.digests SHA1Digest SHA1Digest

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Introduction

In this page you can find the example usage for org.bouncycastle.crypto.digests SHA1Digest SHA1Digest.

Prototype

public SHA1Digest()

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Standard constructor

Usage

From source file:com.identarian.infocard.opensso.rp.InfocardClaims.java

License:CDDL license

public static String friendlyPPID(String ppid) {
    // code map//ww  w. j  a va 2  s  .  c o  m
    char[] ss = { 'Q', 'L', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'J',
            'K', 'M', 'N', 'P', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' };

    // base 64 decoding
    byte[] b = Base64.decode(ppid.getBytes());

    // sha1 decoding
    SHA1Digest digEng = new SHA1Digest();
    digEng.update(b, 0, b.length);
    byte[] b1 = new byte[digEng.getDigestSize()];
    digEng.doFinal(b1, 0);

    // convert the bytes to ints
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < 10; i++) {
        int ii = byte2int(b1[i]) % 32;
        if (i == 3 || i == 7) {
            sb.append("-");
        }
        // mapping of the int to mapping code
        sb.append(ss[ii]);
    }
    return sb.toString();
}

From source file:com.injoit.examplechat.util.Util.java

License:Open Source License

/**
 * Returns a SHA1 digest of the given string, in hex values lowercase.
 * @param _str//from   w ww  . j ava2  s. co  m
 */
public static String sha1(String _str) {
    String res;
    SHA1Digest digest = new SHA1Digest();
    String tmp = _str;
    byte in[] = tmp.getBytes();
    digest.update(in, 0, in.length);
    byte out[] = new byte[20];
    digest.doFinal(out, 0);

    // builds the hex string (lowercase)
    res = "";
    tmp = ""; // tmp = two characters to append to the hex string
    for (int i = 0; i < 20; i++) {
        int unsigned = out[i];
        if (out[i] < 0) {
            unsigned += 256;
        }
        tmp = Integer.toHexString(unsigned);
        if (tmp.length() == 1) {
            tmp = "0" + tmp;
        }
        res = res + tmp;
    }

    return res;
}

From source file:com.injoit.examplechat.util.Util.java

License:Open Source License

/**
 * Returns a SHA1 digest of the given array of bytes, in hex values lowercase.
 * @param _str/*w  ww .j a v  a  2s.co m*/
 */
public static String sha1(byte[] in) {
    String res;
    SHA1Digest digest = new SHA1Digest();
    String tmp;

    digest.update(in, 0, in.length);
    byte out[] = new byte[20];
    digest.doFinal(out, 0);

    // builds the hex string (lowercase)
    res = "";
    tmp = ""; // tmp = two characters to append to the hex string
    for (int i = 0; i < 20; i++) {
        int unsigned = out[i];
        if (out[i] < 0) {
            unsigned += 256;
        }
        tmp = Integer.toHexString(unsigned);
        if (tmp.length() == 1) {
            tmp = "0" + tmp;
        }
        res = res + tmp;
    }

    return res;
}

From source file:com.johnhunsley.events.domain.Hash.java

License:Apache License

/**
 * <p>//ww w.jav a  2  s .c o  m
 *     Creates a new Hash object implementing the encryption algorithm denoted by the given type.
 *     Will default to SHA1
 * </p>
 * @param type
 */
public Hash(final int type) {
    switch (type) {
    case SHA1_TYPE:
        digest = new SHA1Digest();
        break;
    case MD5_TYPE:
        digest = new MD5Digest();
        break;
    default:
        digest = new SHA1Digest();
    }
}

From source file:com.joyent.manta.client.crypto.SupportedHmacsLookupMap.java

License:Open Source License

/**
 * Wraps a getInstance call as a {@link Supplier} so that we can return a
 * new HMAC instance for every value of this map.
 *
 * @param algorithm algorithm to instantiate HMAC instance as
 * @return supplier wrapping getInstance call to get HMAC instance
 *///  ww  w .j a  v a  2s . c  o  m
private static Supplier<HMac> hmacSupplierByName(final String algorithm) {
    return () -> {
        if (algorithm.equalsIgnoreCase("HmacMD5")) {
            return new HMac(new FastMD5Digest());
        } else if (algorithm.equalsIgnoreCase("HmacSHA1")) {
            return new HMac(new SHA1Digest());
        } else if (algorithm.equalsIgnoreCase("HmacSHA256")) {
            return new HMac(new SHA256Digest());
        } else if (algorithm.equalsIgnoreCase("HmacSHA384")) {
            return new HMac(new SHA384Digest());
        } else if (algorithm.equalsIgnoreCase("HmacSHA512")) {
            return new HMac(new SHA512Digest());
        } else {
            String msg = String.format("Hmac algorithm [%s] not supported", algorithm);
            throw new MantaClientEncryptionException(msg);
        }
    };
}

From source file:com.jrdp.core.encryption.RC4Session.java

License:Apache License

/**
 * Generates a Salted MAC for the current packet
 * @see <a href=http://msdn.microsoft.com/en-us/library/cc240789(v=PROT.10).aspx>
 * 5.3.6.1.1 Salted MAC Generation</a>
 *//*from   w  ww  . j a  v a2s . c  o  m*/
@Override
public byte[] createMac(byte[] data) {
    SHA1Digest sha1 = new SHA1Digest();
    sha1.update(macKey, 0, macKey.length);
    sha1.update(Constants.pad36, 0, Constants.pad36.length);
    byte[] length = new byte[4];
    BitManip.setLittleEndian(length, 0, data.length);
    sha1.update(length, 0, length.length);
    sha1.update(data, 0, data.length);
    byte[] sha1Digest = new byte[Constants.SHA1_DIGEST_LENGTH];
    sha1.doFinal(sha1Digest, 0);

    MD5Digest md5 = new MD5Digest();
    md5.update(macKey, 0, macKey.length);
    md5.update(Constants.pad5c, 0, Constants.pad5c.length);
    md5.update(sha1Digest, 0, sha1Digest.length);
    byte[] md5Digest = new byte[Constants.MD5_DIGEST_LENGTH];
    md5.doFinal(md5Digest, 0);

    byte[] mac = new byte[8];
    System.arraycopy(md5Digest, 0, mac, 0, 8);

    return mac;
}

From source file:com.jrdp.core.encryption.RC4Session.java

License:Apache License

private byte[] updateRc4Key(byte[] originalKey, byte[] currentKey) {
    int keySize = 0;
    switch (encryptionMethod) {
    case Constants.ENCRYPTION_128BIT:
        keySize = 16;//from  w  w w  .  j ava2 s. co  m
        break;
    case Constants.ENCRYPTION_40BIT:
    case Constants.ENCRYPTION_56BIT:
        keySize = 8;
        break;
    case Constants.ENCRYPTION_NONE:
    case Constants.ENCRYPTION_FIPS:
        //Should never happen...
        return null;
    }

    SHA1Digest sha1 = new SHA1Digest();
    sha1.update(originalKey, 0, keySize);
    sha1.update(Constants.pad36, 0, Constants.pad36.length);
    sha1.update(currentKey, 0, currentKey.length);
    byte[] shaComponent = new byte[Rdp.SHA1_DIGEST_LENGTH];
    sha1.doFinal(shaComponent, 0);

    //StringManip.print(shaComponent, "SHA1:");

    MD5Digest md5 = new MD5Digest();
    md5.update(originalKey, 0, keySize);
    md5.update(Constants.pad5c, 0, Constants.pad5c.length);
    md5.update(shaComponent, 0, shaComponent.length);
    byte[] tempKey = new byte[Rdp.MD5_DIGEST_LENGTH];
    md5.doFinal(tempKey, 0);

    //StringManip.print(tempKey, "MD5:");

    RC4Engine rc4 = new RC4Engine();
    if (keySize == 16) {
        byte[] newKey = new byte[tempKey.length];
        rc4.init(true, new KeyParameter(tempKey));
        rc4.processBytes(tempKey, 0, tempKey.length, newKey, 0);
        return newKey;
    } else {
        byte[] newKey = new byte[8];
        byte[] smallerTmpKey = new byte[8];
        System.arraycopy(tempKey, 0, smallerTmpKey, 0, 8);
        rc4.init(true, new KeyParameter(smallerTmpKey));
        rc4.processBytes(smallerTmpKey, 0, 8, newKey, 0);
        newKey[0] = (byte) 0xd1;
        if (encryptionMethod == Constants.ENCRYPTION_40BIT) {
            newKey[1] = 0x26;
            newKey[2] = (byte) 0x9e;
        }
        return newKey;
    }
}

From source file:com.jrdp.core.remote.rdp.Secure.java

License:Apache License

private static byte[] saltedHash(byte[] clientRandom, byte[] serverRandom, byte[] salt, byte[][] in) {
    byte[] saltedHash = new byte[MD5_DIGEST_LENGTH * in.length];
    for (int i = 0; i < in.length; i++) {
        SHA1Digest sha1 = new SHA1Digest();
        sha1.update(in[i], 0, in[i].length);
        sha1.update(salt, 0, salt.length);
        sha1.update(clientRandom, 0, clientRandom.length);
        sha1.update(serverRandom, 0, serverRandom.length);
        byte[] sha1Digest = new byte[SHA1_DIGEST_LENGTH];
        sha1.doFinal(sha1Digest, 0);/*from w  w w. j a v  a  2s. c  o m*/

        MD5Digest md5 = new MD5Digest();
        md5.update(salt, 0, salt.length);
        md5.update(sha1Digest, 0, sha1Digest.length);
        byte[] md5Digest = new byte[MD5_DIGEST_LENGTH];
        md5.doFinal(md5Digest, 0);

        System.arraycopy(md5Digest, 0, saltedHash, i * MD5_DIGEST_LENGTH, MD5_DIGEST_LENGTH);
    }
    return saltedHash;
}

From source file:com.licel.jcardsim.crypto.AsymmetricSignatureImpl.java

License:Apache License

public AsymmetricSignatureImpl(byte algorithm) {
    this.algorithm = algorithm;
    isRecovery = false;/*  w  w w.  j  a v a2s .  c  o  m*/
    switch (algorithm) {
    case ALG_RSA_SHA_ISO9796:
        engine = new ISO9796d2Signer(new RSAEngine(), new SHA1Digest());
        break;
    case ALG_RSA_SHA_ISO9796_MR:
        engine = new ISO9796d2Signer(new RSAEngine(), new SHA1Digest());
        isRecovery = true;
        break;
    case ALG_RSA_SHA_PKCS1:
        engine = new RSADigestSigner(new SHA1Digest());
        break;
    case ALG_RSA_MD5_PKCS1:
        engine = new RSADigestSigner(new MD5Digest());
        break;
    case ALG_RSA_RIPEMD160_ISO9796:
        engine = new ISO9796d2Signer(new RSAEngine(), new RIPEMD160Digest());
        break;
    case ALG_RSA_RIPEMD160_PKCS1:
        engine = new RSADigestSigner(new RIPEMD160Digest());
        break;
    case ALG_ECDSA_SHA:
        engine = new DSADigestSigner(new ECDSASigner(), new SHA1Digest());
        break;
    }
}

From source file:com.licel.jcardsim.crypto.KeyAgreementImpl.java

License:Apache License

public KeyAgreementImpl(byte algorithm) {
    this.algorithm = algorithm;
    switch (algorithm) {
    case ALG_EC_SVDP_DH:
        engine = new ECDHBasicAgreement();
        break;//from w  w w  . j a va  2  s .  co  m
    case ALG_EC_SVDP_DHC:
        engine = new ECDHCBasicAgreement();
        break;
    default:
        CryptoException.throwIt(CryptoException.NO_SUCH_ALGORITHM);
        break;
    }
    digestEngine = new SHA1Digest();
}