From 3cb7fdea950dd2d0377f0d9ad8a88fcb7c48b842 Mon Sep 17 00:00:00 2001 From: Jedidiah Barber Date: Wed, 14 Jul 2021 11:27:03 +1200 Subject: Initial mirror commit --- Platform/Mutex.h | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Platform/Mutex.h (limited to 'Platform/Mutex.h') diff --git a/Platform/Mutex.h b/Platform/Mutex.h new file mode 100644 index 0000000..972e98e --- /dev/null +++ b/Platform/Mutex.h @@ -0,0 +1,61 @@ +/* + Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved. + + Governed by the TrueCrypt License 3.0 the full text of which is contained in + the file License.txt included in TrueCrypt binary and source code distribution + packages. +*/ + +#ifndef TC_HEADER_Platform_Mutex +#define TC_HEADER_Platform_Mutex + +#ifdef TC_WINDOWS +# include "System.h" +#else +# include +#endif +#include "PlatformBase.h" + +namespace TrueCrypt +{ + class Mutex + { +#ifdef TC_WINDOWS + typedef CRITICAL_SECTION SystemMutex_t; +#else + typedef pthread_mutex_t SystemMutex_t; +#endif + + public: + Mutex (); + ~Mutex (); + + SystemMutex_t *GetSystemHandle () { return &SystemMutex; } + void Lock (); + void Unlock (); + + protected: + bool Initialized; + SystemMutex_t SystemMutex; + + private: + Mutex (const Mutex &); + Mutex &operator= (const Mutex &); + }; + + class ScopeLock + { + public: + ScopeLock (Mutex &mutex) : ScopeMutex (mutex) { mutex.Lock(); } + ~ScopeLock () { ScopeMutex.Unlock(); } + + protected: + Mutex &ScopeMutex; + + private: + ScopeLock (const ScopeLock &); + ScopeLock &operator= (const ScopeLock &); + }; +} + +#endif // TC_HEADER_Platform_Mutex -- cgit