/// <summary>
/// </summary>
/// <param name="key">
/// </param>
/// <param name="hexString">
/// </param>
/// <param name="encoding">
/// </param>
/// <returns>
/// </returns>
private string DecryptHexString(string key, string hexString, Encoding encoding)
{
BlowFish bfe = null;
byte[] b = (encoding == Encoding.ASCII) ? Encoding.Default.GetBytes(key) : encoding.GetBytes(key);
bfe = new BlowFish(b, 0, b.Length);
int discarded = 0;
byte[] enc = HexEncoding.HexStringToByteArray(hexString, out discarded);
var dec = new byte[enc.Length];
bfe.Decrypt(enc, 0, dec, 0, enc.Length);
string str = (encoding == Encoding.ASCII) ? Encoding.Default.GetString(dec) : encoding.GetString(dec);
return(AsciiToHex(str, encoding));
}
/// <summary>
/// </summary>
/// <param name="hexString">
/// </param>
/// <param name="encoding">
/// </param>
/// <returns>
/// </returns>
private string HexToAscii(string hexString, Encoding encoding)
{
return(HexEncoding.HexToASCII(hexString, encoding));
}
/// <summary>
/// </summary>
/// <param name="asciiString">
/// </param>
/// <param name="encoding">
/// </param>
/// <returns>
/// </returns>
private string AsciiToHex(string asciiString, Encoding encoding)
{
return(HexEncoding.ASCIIToHex(asciiString, encoding));
}
