/// <summary>
/// Overloading that shift the precisions value of instance from right to left.
/// </summary>
/// <param name="instance"> Instance of object.</param>
/// <param name="precisions"> Precisions value.</param>
/// <returns> StringShift object with shifted value.</returns>
public static StringShift operator >>(StringShift instance, int precisions)
{
string firstPart = instance.Value.Substring(precisions, instance.Value.Length - precisions);
string secondPart = instance.Value.Substring(0, precisions);
instance = new StringShift(firstPart + secondPart);
return instance;
}
public void ShiftFromLeftToRightEdge()
{
//Arrange
StringShift actual = new StringShift("Microsoft");
int precision = 9;
//Act
actual = (actual << precision);
//Assert
Assert.AreEqual(actual.Value, "Microsoft", "Error in shifting from left to right.");
}
public void ShiftFromRightToLeft()
{
//Arrange
StringShift actual = new StringShift("Microsoft");
int precision = 2;
//Act
actual = (actual << precision);
//Assert
Assert.AreEqual(actual.Value, "ftMicroso", "Error in shifting from right to left.");
}
public void EqualTestForEqualObject()
{
//Arrange
StringShift first = new StringShift("Microsoft");
StringShift second = new StringShift("Microsoft");
//Act
bool isEqual = first == second;
//Assert
Assert.AreEqual(isEqual, true, "Error in equal overloading.");
}
public static void OPCode(Decode decode)
{
try
{
Systems sys = (Systems)decode.Packet;
sys.PacketInformation = decode;
PacketReader Reader = new PacketReader(sys.PacketInformation.buffer);
LogDebug.Show("Opcode: {0}", decode.opcode);
Opcode opc = (Opcode)decode.opcode;
switch (opc)
{
case Opcode._MSG_LOGIN:
{
string username_shift = Reader.String(32);
string password_md5 = Reader.String(32);
Reader.Skip(4);
string client_mac = Reader.String(32);
Reader.Skip(32);
uint unk3 = Reader.UInt32();
StringShift shift = new StringShift();
string username = shift.Parser(username_shift);
LogDebug.Show("username: {0}", username);
LogDebug.Show("password_md5: {0}", password_md5);
LogDebug.Show("Mac: {0}", client_mac);
LogDebug.Show("unk3: {0}", unk3);
int res = UserLogin(username, password_md5, client_mac);
if (res == (int)AuthenticationStatus.OK)
{
sys.client.SendC(NewCharacterPacket());
}
else if (res == (int)AuthenticationStatus.BANNED)
{
sys.client.SendC(UserFail(0xF0, Reason.BANNED));
}
else
{
sys.client.SendC(UserFail(0xF0, Reason.AUTH_FAILED));
}
}
break;
default:
LogConsole.Show("Default Opcode: {0:X} - {1}", decode.opcode, opc);
LogDebug.HexDump(sys.PacketInformation.buffer, 16, true, false);
break;
}
}
catch (Exception)
{
}
}
private static void StringShiftTest()
{
string input = Console.ReadLine();
byte[] arr = System.Text.Encoding.UTF8.GetBytes(input);
string inchar = Console.ReadLine();
int shift = Convert.ToInt32(inchar);
StringShift stringShift = new StringShift();
stringShift.LeftShiftM(ref arr, arr.Length, shift);
Console.WriteLine("output: " + Encoding.UTF8.GetString(arr));
}
public void ShiftFromLeftToRightThenFromRightToLeft()
{
//Arrange
StringShift actual = new StringShift("Microsoft");
int precisionRight = 4;
int precisionLeft = 2;
//Act
actual = (actual << precisionRight);
actual = (actual >> precisionLeft);
//Assert
Assert.AreEqual(actual.Value, "ftMicroso", "Error in shifting.");
}