/// <summary>
/// Reset the seed <see cref="VTDev.Libraries.CEXEngine.Crypto.Enumeration.SeedGenerators">Seed Generator</see> and the <see cref="VTDev.Libraries.CEXEngine.Crypto.Enumeration.Digests">Digest</see> engines
/// </summary>
public void Reset()
{
if (m_seedEngine != null)
{
m_seedEngine.Dispose();
m_seedEngine = null;
}
m_seedEngine = SeedGeneratorFromName.GetInstance(SeedEngine);
// reset hash engine
if (m_hashEngine != null)
{
m_hashEngine.Dispose();
m_hashEngine = null;
}
m_hashEngine = DigestFromName.GetInstance(HashEngine);
// if absent, generate the initial counter
if (m_ctrLength == 0)
{
if (m_hashEngine.BlockSize < 72)
{
m_ctrLength = CTRDEF_SIZE;
}
else
{
m_ctrLength = CTRMAX_SIZE;
}
m_ctrVector = new byte[m_ctrLength];
using (CSPRsg pool = new CSPRsg())
m_ctrVector = pool.GetBytes(m_ctrLength);
}
}
private ISeed GetSeedGenerator(SeedGenerators SeedEngine)
{
try
{
return(SeedGeneratorFromName.GetInstance(SeedEngine));
}
catch (Exception Ex)
{
throw new CryptoRandomException("CTRPrng:GetSeedGenerator", "The seed generator could not be initialized!", Ex);
}
}
private ISeed GetSeedGenerator(SeedGenerators SeedType)
{
try
{
return(SeedGeneratorFromName.GetInstance(SeedType));
}
catch
{
throw new CryptoRandomException("DGCPrng:GetSeedGenerator", "The seed generator is not recognized!", new ArgumentException());
}
}
