From 3cb7fdea950dd2d0377f0d9ad8a88fcb7c48b842 Mon Sep 17 00:00:00 2001
From: Jedidiah Barber <contact@jedbarber.id.au>
Date: Wed, 14 Jul 2021 11:27:03 +1200
Subject: Initial mirror commit

---
 Platform/Unix/Mutex.cpp | 62 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 Platform/Unix/Mutex.cpp

(limited to 'Platform/Unix/Mutex.cpp')

diff --git a/Platform/Unix/Mutex.cpp b/Platform/Unix/Mutex.cpp
new file mode 100644
index 0000000..aae5d78
--- /dev/null
+++ b/Platform/Unix/Mutex.cpp
@@ -0,0 +1,62 @@
+/*
+ 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.
+*/
+
+#include <pthread.h>
+#include "Platform/Mutex.h"
+#include "Platform/SystemException.h"
+
+namespace TrueCrypt
+{
+	Mutex::Mutex ()
+	{
+		pthread_mutexattr_t attributes;
+
+		int status = pthread_mutexattr_init (&attributes);
+		if (status != 0)
+			throw SystemException (SRC_POS, status);
+
+		status = pthread_mutexattr_settype (&attributes, PTHREAD_MUTEX_RECURSIVE);
+		if (status != 0)
+			throw SystemException (SRC_POS, status);
+
+		status = pthread_mutex_init (&SystemMutex, &attributes);
+		if (status != 0)
+			throw SystemException (SRC_POS, status);
+
+		Initialized = true;
+	}
+
+	Mutex::~Mutex ()
+	{
+		Initialized = false;
+#ifdef DEBUG
+		int status =
+#endif
+		pthread_mutex_destroy (&SystemMutex);
+
+#ifdef DEBUG
+		if (status != 0)
+			SystemLog::WriteException (SystemException (SRC_POS, status));
+#endif
+	}
+
+	void Mutex::Lock ()
+	{
+		assert (Initialized);
+		int status = pthread_mutex_lock (&SystemMutex);
+		if (status != 0)
+			throw SystemException (SRC_POS, status);
+	}
+
+	void Mutex::Unlock ()
+	{
+		int status = pthread_mutex_unlock (&SystemMutex);
+		if (status != 0)
+			throw SystemException (SRC_POS, status);
+	}
+}
-- 
cgit