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+/*
+ 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 <pthread.h>
+#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