/// <summary>
/// Optionally initialises the Skein digest with the provided parameters.
/// </summary>
/// See <see cref="BitcoinKit.BouncyCastle.Crypto.Parameters.SkeinParameters"></see> for details on the parameterisation of the Skein hash function.
/// <param name="parameters">the parameters to apply to this engine, or <code>null</code> to use no parameters.</param>
public void Init(SkeinParameters parameters)
{
engine.Init(parameters);
}
/// <summary>
/// Initialises the Skein engine with the provided parameters. See <see cref="BitcoinKit.BouncyCastle.Crypto.Parameters.SkeinParameters"/> for
/// details on the parameterisation of the Skein hash function.
/// </summary>
/// <param name="parameters">the parameters to apply to this engine, or <code>null</code> to use no parameters.</param>
public void Init(SkeinParameters parameters)
{
this.chain = null;
this.key = null;
this.preMessageParameters = null;
this.postMessageParameters = null;
if (parameters != null)
{
byte[] key = parameters.GetKey();
if (key.Length < 16)
{
throw new ArgumentException("Skein key must be at least 128 bits.");
}
InitParams(parameters.GetParameters());
}
CreateInitialState();
// Initialise message block
UbiInit(PARAM_TYPE_MESSAGE);
}
public Builder(SkeinParameters parameters)
{
IEnumerator keys = parameters.parameters.Keys.GetEnumerator();
while (keys.MoveNext())
{
int key = (int)keys.Current;
this.parameters.Add(key, parameters.parameters[key]);
}
}