1 // The MIT License (MIT) 2 // 3 // Copyright (c) 2015 Sergey Makeev, Vadim Slyusarev 4 // 5 // Permission is hereby granted, free of charge, to any person obtaining a copy 6 // of this software and associated documentation files (the "Software"), to deal 7 // in the Software without restriction, including without limitation the rights 8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 // copies of the Software, and to permit persons to whom the Software is 10 // furnished to do so, subject to the following conditions: 11 // 12 // The above copyright notice and this permission notice shall be included in 13 // all copies or substantial portions of the Software. 14 // 15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 // THE SOFTWARE. 22 #pragma once 23 24 #ifndef __MT_MUTEX__ 25 #define __MT_MUTEX__ 26 27 28 namespace MT 29 { 30 class ScopedGuard; 31 32 // 33 // 34 // 35 class Mutex 36 { 37 ::MW_CRITICAL_SECTION criticalSection; 38 39 public: 40 41 MT_NOCOPYABLE(Mutex); 42 Mutex()43 Mutex() 44 { 45 ::InitializeCriticalSectionAndSpinCount( &criticalSection, 16 ); 46 } 47 ~Mutex()48 ~Mutex() 49 { 50 ::DeleteCriticalSection( &criticalSection ); 51 } 52 53 friend class MT::ScopedGuard; 54 55 private: 56 Lock()57 void Lock() 58 { 59 ::EnterCriticalSection( &criticalSection ); 60 } Unlock()61 void Unlock() 62 { 63 ::LeaveCriticalSection( &criticalSection ); 64 } 65 66 }; 67 68 69 } 70 71 72 #endif 73