1/*
2 *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_THREAD_POSIX_H_
12#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_THREAD_POSIX_H_
13
14#include "thread_wrapper.h"
15#include <pthread.h>
16
17namespace webrtc {
18class EventWrapper;
19
20class ThreadPosix : public ThreadWrapper
21{
22public:
23    static ThreadWrapper* Create(ThreadRunFunction func, ThreadObj obj,
24                                 ThreadPriority prio, const char* threadName);
25
26    ThreadPosix(ThreadRunFunction func, ThreadObj obj, ThreadPriority prio,
27                const char* threadName);
28    ~ThreadPosix();
29
30    // From ThreadWrapper
31    virtual void SetNotAlive();
32    virtual bool Start(unsigned int& id);
33    // Not implemented on Mac
34    virtual bool SetAffinity(const int* processorNumbers,
35                             unsigned int amountOfProcessors);
36    virtual bool Stop();
37    virtual bool Shutdown();
38
39    void Run();
40
41private:
42    int Construct();
43
44private:
45    // processing function
46    ThreadRunFunction   _runFunction;
47    ThreadObj           _obj;
48
49    // internal state
50    bool                    _alive;
51    bool                    _dead;
52    ThreadPriority          _prio;
53    EventWrapper*           _event;
54
55    // zero-terminated thread name string
56    char                    _name[kThreadMaxNameLength];
57    bool                    _setThreadName;
58
59    // handle to thread
60    pthread_attr_t          _attr;
61    pthread_t               _thread;
62#ifdef WEBRTC_LINUX
63    pid_t                   _linuxPid;
64#endif
65
66};
67} // namespace webrtc
68
69#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_THREAD_POSIX_H_
70