| /****************************************************************************** |
| * |
| * Copyright (C) 2014 Google, Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| #pragma once |
| |
| #include <stdbool.h> |
| #include <stdint.h> |
| |
| static const char COUNTER_MODULE[] = "counter_module"; |
| |
| typedef int64_t counter_data_t; |
| |
| // Used to iterate across all counters. |
| typedef bool (*counter_iter_cb)(const char *name, counter_data_t val, void *context); |
| |
| // Mutators. |
| void counter_set(const char *name, counter_data_t val); |
| void counter_add(const char *name, counter_data_t val); |
| |
| // Iteration. |
| bool counter_foreach(counter_iter_cb, void *context); |