public static Lfsr Create(string key, string loadFilePath, string saveFilePath)
{
var initialFile = File.ReadAllBytes(loadFilePath);
var lfsrKey = CipherHelpers.GenerateKey(key, initialFile.Length, new[] { 27 });
var cipherFile = CipherHelpers.GenerateCipher(initialFile, lfsrKey);
var lfsr = new Lfsr(lfsrKey, initialFile, cipherFile);
File.WriteAllBytes(saveFilePath, lfsr.CipherFile);
return(lfsr);
}
public static Geffe Create(string firstKeyStream, string secondKeyStream, string thirdKeyStream, string loadFilePath, string saveFilePath)
{
var initialFile = File.ReadAllBytes(loadFilePath);
var firstKey = CipherHelpers.GenerateKey(firstKeyStream, initialFile.Length, new int[] { 27 });
var secondKey = CipherHelpers.GenerateKey(secondKeyStream, initialFile.Length, new int[] { 26, 19, 20 });
var thirdKey = CipherHelpers.GenerateKey(thirdKeyStream, initialFile.Length, new int[] { 25, 27, 35 });
var key = GenerateGeffeKey(firstKey, secondKey, thirdKey);
var cipherFile = CipherHelpers.GenerateCipher(initialFile, key);
var geffe = new Geffe(firstKey, secondKey, thirdKey, key, initialFile, cipherFile);
File.WriteAllBytes(saveFilePath, geffe.CipherFile);
return(geffe);
}