SDL_GetGamepadGUIDForID - Man Page

#include <SDL3/SDL_gamepad.h>

SDL_GUID SDL_GetGamepadGUIDForID(SDL_JoystickID instance_id);

This can be called before any gamepads are opened.

instance_id

the joystick instance ID.

Returns the GUID of the selected gamepad. If called on an invalid index, this function returns a zero GUID.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL_GUIDToString(3), SDL_GetGamepads(3)