Merge "sensord: delete batch latency/attribute when client is terminated unexpectedly...
[platform/core/system/sensord.git] / src / server / sensor_event_queue.h
1 /*
2  * sensord
3  *
4  * Copyright (c) 2013 Samsung Electronics Co., Ltd.
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *
18  */
19
20 #ifndef _SENSOR_EVENT_QUEUE_H_
21 #define _SENSOR_EVENT_QUEUE_H_
22
23 #include <sensor_common.h>
24 #include <queue>
25 #include <mutex>
26 #include <condition_variable>
27
28 class sensor_event_queue {
29 public:
30         static sensor_event_queue& get_instance(void);
31
32         void push(sensor_event_t *event);
33         void* pop(void);
34
35 private:
36         static const unsigned int QUEUE_FULL_SIZE = 1000;
37
38         std::queue<void *> m_queue;
39         std::mutex m_mutex;
40         std::condition_variable m_cond_var;
41
42         typedef std::lock_guard<std::mutex> lock;
43         typedef std::unique_lock<std::mutex> ulock;
44
45         sensor_event_queue() {}
46         ~sensor_event_queue() {}
47         sensor_event_queue(const sensor_event_queue &) {}
48         sensor_event_queue& operator=(const sensor_event_queue &);
49         void push_internal(void *event);
50 };
51
52 #endif /* _SENSOR_EVENT_QUEUE_H_*/