Login Batchfile

Just sharin what i've created a whule ago.
I've made a successful login/register app in batchfile, but my problem is it must be in C++..

Here is the source:

Quote :

@echo off
:: By Alfr3d007
:: AKA 5yn74x3rr0r
:: or simply Jay Ocampo
TITLE LOGIN lang

:begin
cls
if not exist *.user goto register

:start
cls
echo.
echo.
echo wwhat do you want to do?
echo 1. register
echo 2. login
echo 3. exit
set /p "command= :"
if %command%==1 goto register
if %command%==2 goto login
if %command%==3 exit
if errorlevel==1 goto start
if errorlevel==2 goto start
goto start

:register
cls
echo.
COLOR 0A
if not exist *.user echo you are redirected here because no user ever registered yet.
echo Please register now.
echo Enter desired username
set /p "reguser= :"
if exist "%reguser%.user" goto userexists
echo registered > "%reguser%.user"
date /t >> "%reguser%.user"
time /t >> "%reguser%.user"
attrib +s +h "%reguser%.user"
echo enter password
set /p "regpass= :"
date /t > %regpass%.pass
attrib +s +h %regpass%.pass
echo Username [%reguser%] created successfuly!
echo you can now login.
pause>null
goto start

:userexists
cls
COLOR 4E
echo error: User already exists!
echo Press any key to go back...
pause >null
goto register

:login
echo enter username
set /p "loguser= :"
echo enter password
set /p "logpass= :"
if exist "%loguser%.user" goto verify
echo mali yun!
pause
exit

:verify
if exist %logpass%.pass goto OK
COLOR 4E
echo ERROR: Wrong Password!
pause >null
goto login
pause
exit

:OK
echo User [%loguser%] logged in successfuly!
echo Logged in >> "%reguser%.user"
date /t >> "%loguser%.user"
time /t >> "%loguser%.user"
echo your login history
type "%loguser%.user"
pause >null

::Gre3t1n6z to
:: Niero
:: Assassincross
:: RL
:: TrisJ
:: ghello
:: and the orhers!

HEHE DOWNLOADING

Might I use this for GKoder? I need a user and password for generating asymmetric keys.

I just read this today, and I missed coding.