/// <summary>
/// Encapsulates the specified links into an RSDF container.
/// </summary>
/// <param name="links">The links.</param>
/// <returns>
/// Base-16-encoded RSDF container.
/// </returns>
public static string CreateRSDF(string[] links)
{
var aes = new AesEngine();
var cfb = new CfbBlockCipher(aes, 8);
var pad = new BufferedBlockCipher(cfb);
var sb = new StringBuilder();
pad.Init(true, new ParametersWithIV(new KeyParameter(RSDFKey), RSDFIV));
foreach (var link in links)
{
var input = Encoding.UTF8.GetBytes(link);
var output = new byte[input.Length];
for (var i = 0; i < input.Length; i++)
{
output[i] = pad.ProcessByte(input[i])[0];
}
sb.Append(Convert.ToBase64String(output));
sb.Append(Environment.NewLine);
}
return(BitConverter.ToString(Encoding.ASCII.GetBytes(sb.ToString())).Replace("-", string.Empty));
}
public byte Decrypt(byte input)
{
if (!_enable)
{
throw new InvalidOperationException("加密未开启。");
}
return(_decrypt.ProcessByte(input)[0]);
}
public int ReadByte()
{
var value = _baseStream.ReadByte();
return(value == -1 ? value : _decryptCipher.ProcessByte((byte)value)[0]);
}