/// <summary>
/// Возвращает <see langword="true"/> для сертификатов ГОСТ.
/// </summary>
public static bool IsGost(this X509Certificate2 certificate)
{
return(certificate.IsGost_R3410_2012_512() ||
certificate.IsGost_R3410_2012_256() ||
certificate.IsGost_R3410_2001() ||
certificate.IsGost_R3410_94());
}
/// <summary>
/// Возвращает <see cref="Oid"/> функции хэширования сертификата.
/// </summary>
/// <param name="certificate"></param>
/// <returns></returns>
public static Oid GetHashAlgorithm(this X509Certificate2 certificate)
{
if (certificate.IsGost_R3410_2012_512())
{
return(Gost_R3410_2012_512_Constants.HashAlgorithm.ToOid());
}
if (certificate.IsGost_R3410_2012_256())
{
return(Gost_R3410_2012_256_Constants.HashAlgorithm.ToOid());
}
if (certificate.IsGost_R3410_2001())
{
return(Gost_R3410_2001_Constants.HashAlgorithm.ToOid());
}
if (certificate.IsGost_R3410_94())
{
return(Gost_R3410_94_Constants.HashAlgorithm.ToOid());
}
return(null);
}
