Package ch.ethz.ssh2.crypto.digest

Examples of ch.ethz.ssh2.crypto.digest.HMAC.update()

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    byte[] key = new byte[keyLen];
    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;
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    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;

      md5.digest(tmp, 0);
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      keyLen -= copy;

      if (keyLen == 0)
        return key;

      md5.update(tmp, 0, tmp.length);
    }
  }

  private static byte[] removePadding(byte[] buff, int blockSize) throws IOException
  {
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    byte[] key = new byte[keyLen];
    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;
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    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;

      md5.digest(tmp, 0);
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      keyLen -= copy;

      if (keyLen == 0)
        return key;

      md5.update(tmp, 0, tmp.length);
    }
  }

  private static byte[] removePadding(byte[] buff, int blockSize) throws IOException
  {
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    byte[] key = new byte[keyLen];
    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;
View Full Code Here
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    byte[] tmp = new byte[md5.getDigestLength()];

    while (true)
    {
      md5.update(password, 0, password.length);
      md5.update(salt, 0, 8); // ARGH we only use the first 8 bytes of the salt in this step.
      // This took me two hours until I got AES-xxx running.

      int copy = (keyLen < tmp.length) ? keyLen : tmp.length;

      md5.digest(tmp, 0);
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      keyLen -= copy;

      if (keyLen == 0)
        return key;

      md5.update(tmp, 0, tmp.length);
    }
  }

  private static byte[] removePadding(byte[] buff, int blockSize) throws IOException
  {
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  public static boolean verifySignature(byte[] message, DSASignature ds, DSAPublicKey dpk) throws IOException
  {
    /* Inspired by Bouncycastle's DSASigner class */

    SHA1 md = new SHA1();
    md.update(message);
    byte[] sha_message = new byte[md.getDigestLength()];
    md.digest(sha_message);

    BigInteger m = new BigInteger(1, sha_message);

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