more classes added

Runtime/rstl.hpp

@@ -0,0 +1,40 @@
+#ifndef __RSTL_HPP__
+#define __RSTL_HPP__
+
+#include <vector>
+#include <stdlib.h>
+
+namespace rstl
+{
+
+/**
+ * @brief Vector reserved on construction
+ */
+template <class T, size_t N>
+class reserved_vector : public std::vector<T>
+{
+public:
+    reserved_vector() {this->reserve(N);}
+};
+
+/**
+ * @brief Simple data/refcount pair
+ */
+class CRefData
+{
+    void* m_ptr;
+    int m_refCount;
+public:
+    CRefData() : m_ptr(nullptr), m_refCount(0xffffff) {}
+    CRefData(void* ptr) : m_ptr(ptr), m_refCount(0) {}
+
+    void* GetPtr() const {return m_ptr;}
+    int AddRef() {return ++m_refCount;}
+    int DelRef() {return --m_refCount;}
+
+    static CRefData sNull;
+};
+
+}
+
+#endif // __RSTL_HPP__