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abbca718 LOK |
1 | #pragma once |
2 | /* | |
3 | * This file is part of the libCEC(R) library. | |
4 | * | |
5 | * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited. All rights reserved. | |
6 | * libCEC(R) is an original work, containing original code. | |
7 | * | |
8 | * libCEC(R) is a trademark of Pulse-Eight Limited. | |
9 | * | |
10 | * This program is dual-licensed; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
23 | * | |
24 | * | |
25 | * Alternatively, you can license this library under a commercial license, | |
26 | * please contact Pulse-Eight Licensing for more information. | |
27 | * | |
28 | * For more information contact: | |
29 | * Pulse-Eight Licensing <license@pulse-eight.com> | |
30 | * http://www.pulse-eight.com/ | |
31 | * http://www.pulse-eight.net/ | |
32 | */ | |
33 | ||
b9187cc6 | 34 | #include "os-dependent.h" |
5559c36e | 35 | #include <stdint.h> |
abbca718 | 36 | |
b9187cc6 | 37 | namespace CEC |
abbca718 | 38 | { |
b9187cc6 | 39 | class CMutex; |
abbca718 | 40 | |
b9187cc6 LOK |
41 | class CCondition |
42 | { | |
43 | public: | |
44 | CCondition(void); | |
45 | virtual ~CCondition(void); | |
abbca718 | 46 | |
5559c36e | 47 | void Broadcast(void); |
b9187cc6 | 48 | void Signal(void); |
13fd6a66 | 49 | bool Wait(CMutex *mutex, uint32_t iTimeout = 0); |
25701fa6 | 50 | static void Sleep(uint32_t iTimeout); |
abbca718 | 51 | |
b9187cc6 LOK |
52 | private: |
53 | pthread_cond_t m_cond; | |
54 | }; | |
abbca718 | 55 | |
b9187cc6 LOK |
56 | class CMutex |
57 | { | |
58 | public: | |
59 | CMutex(void); | |
60 | virtual ~CMutex(void); | |
abbca718 | 61 | |
b9187cc6 LOK |
62 | bool TryLock(void); |
63 | bool Lock(void); | |
64 | void Unlock(void); | |
abbca718 | 65 | |
b9187cc6 | 66 | pthread_mutex_t m_mutex; |
3154de8d LOK |
67 | |
68 | private: | |
69 | static pthread_mutexattr_t *GetMutexAttribute(); | |
b9187cc6 | 70 | }; |
abbca718 | 71 | |
b9187cc6 LOK |
72 | class CLockObject |
73 | { | |
74 | public: | |
13fd6a66 | 75 | CLockObject(CMutex *mutex, bool bTryLock = false); |
b9187cc6 | 76 | ~CLockObject(void); |
abbca718 | 77 | |
b9187cc6 LOK |
78 | bool IsLocked(void) const { return m_bLocked; } |
79 | void Leave(void); | |
80 | void Lock(void); | |
60fa4578 | 81 | |
b9187cc6 LOK |
82 | private: |
83 | CMutex *m_mutex; | |
84 | bool m_bLocked; | |
85 | }; | |
86 | ||
87 | class CThread | |
88 | { | |
89 | public: | |
90 | CThread(void); | |
91 | virtual ~CThread(void); | |
60fa4578 | 92 | |
b9187cc6 | 93 | virtual bool IsRunning(void) const { return m_bRunning; } |
13fd6a66 | 94 | virtual bool CreateThread(bool bWait = true); |
5559c36e | 95 | virtual bool StopThread(bool bWaitForExit = true); |
13fd6a66 | 96 | virtual bool IsStopped(void) const { return m_bStop; }; |
25701fa6 | 97 | virtual bool Sleep(uint32_t iTimeout); |
60fa4578 | 98 | |
b9187cc6 LOK |
99 | static void *ThreadHandler(CThread *thread); |
100 | virtual void *Process(void) = 0; | |
60fa4578 | 101 | |
b9187cc6 | 102 | protected: |
13fd6a66 LOK |
103 | CCondition m_threadCondition; |
104 | ||
105 | private: | |
5559c36e LOK |
106 | pthread_t m_thread; |
107 | CMutex m_threadMutex; | |
5559c36e | 108 | bool m_bStop; |
13fd6a66 | 109 | bool m_bRunning; |
b9187cc6 | 110 | }; |
60fa4578 | 111 | }; |