1 files changed, 45 insertions, 0 deletions
diff --git a/store/works/life/computer-network-experiment/ReadWriteLock.h b/store/works/life/computer-network-experiment/ReadWriteLock.h
new file mode 100644
index 0000000..ee40ac0
--- /dev/null
+++ b/store/works/life/computer-network-experiment/ReadWriteLock.h
@@ -0,0 +1,45 @@
+#pragma once
+#include "Common.h"
+
+#include <memory>
+
+#ifdef WIN32
+#include <Windows.h>
+#else
+#include <pthread.h>
+#endif
+
+namespace cru {
+class ReadWriteLock {
+  friend void swap(ReadWriteLock &left, ReadWriteLock &right);
+public:
+  ReadWriteLock();
+
+  ReadWriteLock(ReadWriteLock &&other);
+  ReadWriteLock &operator=(ReadWriteLock &&other);
+
+  ~ReadWriteLock();
+
+public:
+  void ReadLock();
+  void WriteLock();
+
+  bool ReadTryLock();
+  bool WriteTryLock();
+
+  void ReadUnlock();
+  void WriteUnlock();
+
+private:
+  void Destroy();
+
+private:
+#ifdef WIN32
+  std::unique_ptr<SRWLOCK> lock_;
+#else
+  std::unique_ptr<pthread_rwlock_t> lock_;
+#endif
+};
+
+void swap(ReadWriteLock &left, ReadWriteLock &right);
+} // namespace cru