public EdKeyPairGenerateResult GenerateKeyPair(EdDomainParameters domainParameters)
{
Sha = domainParameters.Hash;
// Generate random number d
var d = _entropyProvider.GetEntropy(1, NumberTheory.Pow2(domainParameters.CurveE.VariableB) - 1);
// 1. Hash the private key
// 2. Prune the buffer
// Both accomplished by this function
var h = HashPrivate(domainParameters, new BitString(d, domainParameters.CurveE.VariableB)).Buffer;
// 3. Determine s
var s = NumberTheory.Pow2(domainParameters.CurveE.VariableN) + h.ToPositiveBigInteger();
// 4. Compute Q such that Q = s * G
var Q = domainParameters.CurveE.Multiply(domainParameters.CurveE.BasePointG, s);
// Encode Q
var qEncoded = EdPointEncoder.Encode(Q, domainParameters.CurveE.VariableB);
// Return key pair (Q, d)
return new EdKeyPairGenerateResult(new EdKeyPair(qEncoded, new BitString(d, domainParameters.CurveE.VariableB)));
}
public BitString Encode(EdPoint point)
{
return(EdPointEncoder.Encode(point, VariableB));
}
