Function os_ext_mempool_register_cb 

pub unsafe extern "C" fn os_ext_mempool_register_cb(
    mpe: *mut os_mempool_ext,
    put_cb: *mut c_void,
    put_arg: *mut c_void,
    get_cb: *mut c_void,
    get_arg: *mut c_void,
)

Assign the put and get callback for an extended memory pool.

@param mpe The extended memory pool @param put_cb Block put callback function @param put_arg Argument for put callback @param get_cb Block put callback function @param get_arg Argument for get callback