first commit, base server

data_acces.h

@@ -0,0 +1,13 @@
+#ifndef DATA_ACCES_H
+#define DATA_ACCES_H
+
+#include <iostream>
+
+class data_acces
+{
+public:
+  data_acces();
+  virtual std::string get_passwd(std::string username) = 0;
+};
+
+#endif // DATA_ACCES_H