Does anyone know, how NDS games create a friend code (decimal number with 12 digits, 39-40 bits; format 1234-1234-1234) based on the profile id (32-bit number; created by the server (GameSpy or Wiimmfi))?
More background infos: http://wiki.tockdom.com/wiki/Friend_code
EDIT:
A disassembler listing of any game with online support may help.
More background infos: http://wiki.tockdom.com/wiki/Friend_code
EDIT:
A disassembler listing of any game with online support may help.