Function rust_libretro::retro_get_memory_data

#[no_mangle]
pub unsafe extern "C" fn retro_get_memory_data(
    id: c_uint
) -> *mut c_void

Returns a mutable pointer to queried memory type. Return std::ptr::null() in case this doesn’t apply to your Core.

id is one of the RETRO_MEMORY_* constants.