private IncrementalHash(HashAlgorithmName name, HashProvider hash)
{
Debug.Assert(name != null);
Debug.Assert(!string.IsNullOrEmpty(name.Name));
Debug.Assert(hash != null);
_algorithmName = name;
_hash = hash;
}
public Implementation()
{
_hashProvider = HashProviderDispenser.CreateHashProvider(HashAlgorithmNames.SHA1);
}
public Implementation()
{
_hashProvider = HashProviderDispenser.CreateHashProvider(HashAlgorithmNames.SHA256);
HashSizeValue = _hashProvider.HashSizeInBytes * 8;
}
/// <summary>
/// Release all resources used by the current instance of the
/// <see cref="IncrementalHash"/> class.
/// </summary>
public void Dispose()
{
_disposed = true;
if (_hash != null)
{
_hash.Dispose();
_hash = null;
}
if (_hmac != null)
{
_hmac.Dispose(true);
_hmac = null;
}
}
public SHA512Managed()
{
_hashProvider = HashProviderDispenser.CreateHashProvider(HashAlgorithmNames.SHA512);
}
public SHA1Managed()
{
_hashProvider = HashProviderDispenser.CreateHashProvider(HashAlgorithmNames.SHA1);
HashSizeValue = _hashProvider.HashSizeInBytes * 8;
}