/// <summary>
/// Convert key parameters.
/// </summary>
internal static ECKeyParameters ToECKeyParameters(this EccParams eccParams)
{
if (eccParams.HasPrivateKey())
{
return(eccParams.ToECPrivateKeyParameters());
}
return(eccParams.ToECPublicKeyParameters());
}
/// <summary>
/// Convert to internal key parameters
/// </summary>
/// <param name="eccParams"></param>
/// <returns></returns>
internal static ECPublicKeyParameters ToECPublicKeyParameters(this EccParams eccParams)
{
var domainParameters = eccParams.Curve.ToECDomainParameters();
return(new ECPublicKeyParameters(
domainParameters.Curve.CreatePoint(
new BigInteger(1, eccParams.X),
new BigInteger(1, eccParams.Y)), domainParameters));
}
/// <summary>
/// Convert to private key parameters
/// </summary>
/// <param name="eccParams"></param>
/// <returns></returns>
internal static ECPrivateKeyParameters ToECPrivateKeyParameters(this EccParams eccParams)
{
return(new ECPrivateKeyParameters(
new BigInteger(1, eccParams.D),
eccParams.Curve.ToECDomainParameters()));
}
[DllImport(DLL_Path)] public static extern ErrorCode BL_UpdateParameters(int ID, byte channel, int TechIndx, EccParams pparams, string EccFileName);
[DllImport(DLL_Path)] public static extern ErrorCode BL_LoadTechnique(int ID, byte channel, string pFName, EccParams pparams, bool FirstTechnique, bool LastTechnique, bool DisplayParams);
