/// <summary>
/// 初始化HASH加密器.
/// </summary>
/// <param name="algorithmType">HASH加密算法类型.</param>
/// <param name="key">HASH密钥. 可选.</param>
/// <param name="saltEnabled">在HASH加密过程中, 是否采用加盐(Salt)处理. </param>
/// <param name="saltLength">盐(Salt)的长度.</param>
protected void initialize(Type algorithmType, ProtectedKey key, bool saltEnabled, int saltLength)
{
if (algorithmType == null)
{
throw new ArgumentNullException("algorithmType");
}
if (!typeof(HashAlgorithm).IsAssignableFrom(algorithmType))
{
throw new ArgumentException(Properties.Resources.ExceptionCreatingHashAlgorithmInstance, "algorithmType");
}
this.algorithmType = algorithmType;
this.key = key;
this.saltEnabled = saltEnabled;
this.saltLength = saltLength;
}
/// <summary>
/// 初始实例对象.
/// </summary>
/// <param name="algorithmType">对称加密算法类型.</param>
/// <param name="key">对称加密密钥.</param>
protected void initialize(Type algorithmType, ProtectedKey key)
{
if (algorithmType == null)
{
throw new ArgumentNullException("algorithmType");
}
if (!typeof(SymmetricAlgorithm).IsAssignableFrom(algorithmType))
{
throw new ArgumentException(Properties.Resources.ExceptionCreatingSymmetricAlgorithmInstance, "algorithmType");
}
if (key == null)
{
throw new ArgumentNullException("key");
}
this.key = key;
this.algorithm = this.GetSymmetricAlgorithm(algorithmType);
}