Best code snippets using org.bouncycastle.asn1.ua.DSTU4145PointEncoder.encodePoint(Showing top 5 results out of 315)

public DSTU4145PublicKey(ECPoint pubKey)
{
  // We always use big-endian in parameter encoding
  this.pubKey = new DEROctetString(DSTU4145PointEncoder.encodePoint(pubKey));
}

public DSTU4145ECBinary(ECDomainParameters params)
{
  ECCurve curve = params.getCurve();
  if (!ECAlgorithms.isF2mCurve(curve))
  {
    throw new IllegalArgumentException("only binary domain is possible");
  }
  // We always use big-endian in parameter encoding
  PolynomialExtensionField field = (PolynomialExtensionField)curve.getField();
  int[] exponents = field.getMinimalPolynomial().getExponentsPresent();
  if (exponents.length == 3)
  {
    f = new DSTU4145BinaryField(exponents[2], exponents[1]);
  }
  else if (exponents.length == 5)
  {
    f = new DSTU4145BinaryField(exponents[4], exponents[1], exponents[2], exponents[3]);
  }
  else
  {
    throw new IllegalArgumentException("curve must have a trinomial or pentanomial basis");
  }
  a = new ASN1Integer(curve.getA().toBigInteger());
  b = new DEROctetString(curve.getB().getEncoded());
  n = new ASN1Integer(params.getN());
  bp = new DEROctetString(DSTU4145PointEncoder.encodePoint(params.getG()));
}

byte[] encKey = DSTU4145PointEncoder.encodePoint(ecPublicKey.getQ());

public DSTU4145PublicKey(ECPoint pubKey)
{
  // We always use big-endian in parameter encoding
  this.pubKey = new DEROctetString(DSTU4145PointEncoder.encodePoint(pubKey));
}

public DSTU4145ECBinary(ECDomainParameters params)
{
  ECCurve curve = params.getCurve();
  if (!ECAlgorithms.isF2mCurve(curve))
  {
    throw new IllegalArgumentException("only binary domain is possible");
  }
  // We always use big-endian in parameter encoding
  PolynomialExtensionField field = (PolynomialExtensionField)curve.getField();
  int[] exponents = field.getMinimalPolynomial().getExponentsPresent();
  if (exponents.length == 3)
  {
    f = new DSTU4145BinaryField(exponents[2], exponents[1]);
  }
  else if (exponents.length == 5)
  {
    f = new DSTU4145BinaryField(exponents[4], exponents[1], exponents[2], exponents[3]);
  }
  else
  {
    throw new IllegalArgumentException("curve must have a trinomial or pentanomial basis");
  }
  a = new ASN1Integer(curve.getA().toBigInteger());
  b = new DEROctetString(curve.getB().getEncoded());
  n = new ASN1Integer(params.getN());
  bp = new DEROctetString(DSTU4145PointEncoder.encodePoint(params.getG()));
}