1 files changed, 66 insertions, 0 deletions
diff --git a/os_wrappers/CriticalSection.cpp b/os_wrappers/CriticalSection.cpp
new file mode 100755
index 0000000..2374565
--- /dev/null
+++ b/os_wrappers/CriticalSection.cpp
@@ -0,0 +1,66 @@
+/*
+ * CriticalSection.cpp
+ *
+ * Copyright (C) ST-Ericsson SA 2011
+ * Authors: Srimanta Panda <srimanta.panda@stericsson.com>,
+ *          Ola Borgelin <ola.borgelin@stericsson.com>,
+ *          Karin Hedlund <karin.hedlund@stericsson.com>,
+ *          Markus Andersson <markus.m.andersson@stericsson.com> for ST-Ericsson.
+ * License terms: 3-clause BSD license
+ *
+ */
+
+/*
+ * @addtogroup OS Wrappers
+ * @{
+ */
+
+#include "CriticalSection.h"
+
+CriticalSection::CriticalSection()
+{
+#ifdef _WIN32
+    InitializeCriticalSection(&mutex_);
+#else
+    pthread_mutex_init(&mutex_, NULL);
+#endif
+}
+
+CriticalSection::~CriticalSection()
+{
+#ifdef _WIN32
+    DeleteCriticalSection(&mutex_);
+#else
+    pthread_mutex_destroy(&mutex_);
+#endif
+}
+
+void CriticalSection::enter()
+{
+#ifdef _WIN32
+    EnterCriticalSection(&mutex_);
+#else
+    pthread_mutex_lock(&mutex_);
+#endif
+}
+
+void CriticalSection::leave()
+{
+#ifdef _WIN32
+    LeaveCriticalSection(&mutex_);
+#else
+    pthread_mutex_unlock(&mutex_);
+#endif
+}
+
+CSLock::CSLock(CriticalSection* section): section_(section)
+{
+    section_->enter();
+}
+
+CSLock::~CSLock()
+{
+    section_->leave();
+}
+
+/* @} */