static tb_void_t tb_test_heap_min_perf() { // init heap tb_heap_ref_t heap = tb_heap_init(4096, tb_element_uint32()); tb_assert_and_check_return(heap); // clear rand tb_random_clear(tb_null); // init time tb_hong_t time = tb_mclock(); // profile __tb_volatile__ tb_size_t i = 0; __tb_volatile__ tb_size_t n = 100000; __tb_volatile__ tb_size_t p; for (i = 0; i < n; i++) tb_heap_put(heap, (tb_pointer_t)(tb_size_t)tb_random_range(tb_null, 0, 50)); for (i = 0; tb_heap_size(heap); i++) { // get the top value tb_size_t v = (tb_size_t)tb_heap_top(heap); // check order tb_assert_abort(!i || p <= v); // save the previous value p = v; // pop it tb_heap_pop(heap); } // exit time time = tb_mclock() - time; // trace tb_trace_i("heap_min: %lld ms", time); // exit heap tb_heap_exit(heap); }
tb_bool_t tb_heap_save(tb_heap_ref_t heap, tb_stream_ref_t stream) { // check tb_heap_impl_t* impl = (tb_heap_impl_t*)heap; tb_assert_and_check_return_val(impl && stream, tb_false); tb_assert_and_check_return_val(impl->func.hash && impl->func.save, tb_false); // the offset tb_hize_t offset = tb_stream_offset(stream); // done tb_bool_t ok = tb_false; tb_uint32_t crc32 = 0; do { // calc type crc32 = tb_crc_encode_cstr(TB_CRC_MODE_32_IEEE_LE, crc32, "heap"); // calc item type crc32 = tb_crc_encode_value(TB_CRC_MODE_32_IEEE_LE, crc32, impl->func.type); // calc item size crc32 = tb_crc_encode_value(TB_CRC_MODE_32_IEEE_LE, crc32, impl->func.size); // save the head crc32 if (!tb_stream_bwrit_u32_be(stream, crc32)) break; // the size tb_size_t size = tb_heap_size(heap); // save size if (!tb_stream_bwrit_u32_be(stream, (tb_uint32_t)size)) break; // save heap tb_size_t save = 0; tb_for_all (tb_cpointer_t, item, heap) { // save item if (!impl->func.save(&impl->func, item, stream)) break; // hash item tb_size_t hash = impl->func.hash(&impl->func, item, -1, 0); // calc item crc32 = tb_crc_encode_value(TB_CRC_MODE_32_IEEE_LE, crc32, hash); // update the save count save++; } // check tb_assert_and_check_break(save == size); // save the body crc32 if (!tb_stream_bwrit_u32_be(stream, crc32)) break; // ok ok = tb_true; } while (0); // failed? restore it if (!ok) tb_stream_seek(stream, offset); // ok? return ok; }
tb_size_t tb_priority_queue_size(tb_priority_queue_ref_t self) { return tb_heap_size((tb_heap_ref_t)self); }
tb_bool_t tb_timer_spak(tb_timer_ref_t timer) { // check tb_timer_impl_t* impl = (tb_timer_impl_t*)timer; tb_assert_and_check_return_val(impl && impl->pool && impl->heap, tb_false); // stoped? tb_check_return_val(!tb_atomic_get(&impl->stop), tb_false); // enter tb_spinlock_enter(&impl->lock); // done tb_bool_t ok = tb_false; tb_timer_task_func_t func = tb_null; tb_cpointer_t priv = tb_null; tb_bool_t killed = tb_false; do { // empty? if (!tb_heap_size(impl->heap)) { ok = tb_true; break; } // the top task tb_timer_task_impl_t* task_impl = (tb_timer_task_impl_t*)tb_heap_top(impl->heap); tb_assert_and_check_break(task_impl); // check refn tb_assert(task_impl->refn); // the now tb_hong_t now = tb_timer_now(impl); // timeout? if (task_impl->when <= now) { // pop it tb_heap_pop(impl->heap); // save func and data for calling it later func = task_impl->func; priv = task_impl->priv; // killed? killed = task_impl->killed? tb_true : tb_false; // repeat? if (task_impl->repeat) { // update when task_impl->when = now + task_impl->period; // continue task_impl tb_heap_put(impl->heap, task_impl); } else { // refn-- if (task_impl->refn > 1) task_impl->refn--; // remove it from pool directly else tb_fixed_pool_free(impl->pool, task_impl); } } // ok ok = tb_true; } while (0); // leave tb_spinlock_leave(&impl->lock); // done func if (func) func(killed, priv); // ok? return ok; }
tb_size_t tb_priority_queue_size(tb_priority_queue_ref_t queue) { return tb_heap_size((tb_heap_ref_t)queue); }
static tb_void_t tb_test_heap_min_func() { // init heap tb_heap_ref_t heap = tb_heap_init(16, tb_element_uint32()); tb_assert_and_check_return(heap); // clear rand tb_random_clear(tb_null); // make heap tb_size_t i = 0; for (i = 0; i < 100; i++) { // the value tb_uint32_t val = tb_random_range(tb_null, 0, 50); // trace // tb_trace_i("heap_min: put: %u", val); // put it tb_heap_put(heap, tb_u2p(val)); } // clear rand tb_random_clear(tb_null); // remove some values for (i = 0; i < 100; i++) { // the value tb_uint32_t val = tb_random_range(tb_null, 0, 50); // remove it? if (!(i & 3)) { tb_size_t itor = tb_find_all(heap, tb_u2p(val)); if (itor != tb_iterator_tail(heap)) tb_heap_remove(heap, itor); } } // append heap for (i = 0; i < 30; i++) { // the value tb_uint32_t val = tb_random_range(tb_null, 0, 50); // put it tb_heap_put(heap, tb_u2p(val)); } // trace tb_trace_i(""); // dump heap while (tb_heap_size(heap)) { // put it tb_uint32_t val = (tb_uint32_t)(tb_size_t)tb_heap_top(heap); // trace tb_trace_i("heap_min: pop: %u", val); // pop it tb_heap_pop(heap); } // exit heap tb_heap_exit(heap); }