Change directory structure

luprex/cpp/core/luasnap.hpp

@@ -0,0 +1,42 @@
+/////////////////////////////////////////////////////////////////////////////
+//
+// LUASNAP
+//
+// A lua interpreter that can be checkpointed (snapshotted). This makes it
+// possible to roll the entire interpreter back to a previously-snapshotted
+// state.
+//
+// To accomplish this, we use eris serialization.  This is messy and not
+// very modular, but it does work.
+//
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef LUASNAP_HPP
+#define LUASNAP_HPP
+
+#include "streambuffer.hpp"
+#include "luastack.hpp"
+
+class LuaSnap : public eng::nevernew {
+private:
+    lua_State *state_;
+    
+public:
+    LuaSnap();
+    ~LuaSnap();
+
+    // Get the lua intepreter.
+    //
+    lua_State *state() const { return state_; }
+
+    // Serialize the state of the lua interpreter.
+    //
+    void serialize(StreamBuffer *sb);
+    
+    // Restore the the lua interpreter given a serialized state.
+    //
+    void deserialize(StreamBuffer *sb);
+};
+
+
+#endif // LUASNAP_HPP