Function heartbeats_simple_sys::heartbeat_acc_pow

pub unsafe extern fn heartbeat_acc_pow(hb: *mut heartbeat_acc_pow_context,
                                       user_tag: uint64_t,
                                       work: uint64_t,
                                       start_time: uint64_t,
                                       end_time: uint64_t,
                                       accuracy: uint64_t,
                                       start_energy: uint64_t,
                                       end_energy: uint64_t)