public static string DecodeXTFile(string string_0)
{
byte[] buffer = new byte[8];
IDEAXT ideaxt = new IDEAXT();
byte[] bytes = Encoding.Default.GetBytes("9781246350HQSTAR");
ideaxt.encrypt_subkey(bytes);
ideaxt.uncrypt_subkey();
string str = "";
try
{
int count = 0;
FileStream stream = new FileStream(string_0, FileMode.Open);
count = (int)stream.Length;
byte[] buffer3 = new byte[count];
byte[] buffer4 = new byte[count];
stream.Read(buffer3, 0, count);
for (int i = 0; i < (count / 8); i++)
{
byte[] destinationArray = new byte[8];
Array.Copy(buffer3, i * 8, destinationArray, 0, 8);
ideaxt.encrypt(destinationArray, buffer);
for (int j = 0; j < 8; j++)
{
buffer4[(8 * i) + j] = buffer[j];
}
}
stream.Close();
str = Encoding.Default.GetString(buffer4);
int num4 = str.LastIndexOf("</body>");
return(str.Substring(0, num4 + 7));
}
catch
{
return("");
}
}
public static string EncodeXTGoodsName(string string_0)
{
byte[] buffer = smethod_0(string_0, 8);
int length = buffer.Length;
byte[] buffer2 = new byte[8];
for (int i = 0; i < 8; i++)
{
buffer2[i] = 0;
}
byte[] buffer3 = new byte[8];
IDEAXT ideaxt = new IDEAXT();
byte[] bytes = Encoding.Default.GetBytes("9781246350HQSTAR");
ideaxt.encrypt_subkey(bytes);
byte[] buffer5 = new byte[0x10];
for (int j = 0; j < (length / 8); j++)
{
byte[] buffer6 = new byte[8];
for (int m = 0; m < 8; m++)
{
buffer6[m] = buffer[(j * 8) + m];
}
ideaxt.encrypt(buffer6, buffer3);
for (int n = 0; n < 8; n++)
{
buffer2[n] = (byte)(buffer2[n] + buffer3[n]);
}
}
for (int k = 0; k < 8; k++)
{
byte num6 = Convert.ToByte((int)(Convert.ToByte('A') + (buffer2[k] & 15)));
buffer5[2 * k] = num6;
num6 = Convert.ToByte((int)(Convert.ToByte('A') + (buffer2[k] >> 4)));
buffer5[(2 * k) + 1] = num6;
}
return(Encoding.Default.GetString(buffer5));
}
