Get the gamepad mapping string for a given GUID.
a structure containing the GUID for which a mapping is desired.
a mapping string or NULL on failure; call SDL_GetError() for more information. This should be freed with SDL_free() when it is no longer needed.
SDL_GetJoystickGUIDForID SDL_GetJoystickGUID
See Implementation
Get the gamepad mapping string for a given GUID.