diff --git a/FileLoader.h b/FileLoader.h
index df80fbe..f461832 100644
--- a/FileLoader.h
+++ b/FileLoader.h
@@ -3,14 +3,63 @@
 #define FILELOADER_H FILELOADER_H
 
 #include <string>
+#include <iostream>
 
 class FileLoader
 {
     public:
-        virtual void * loadFile(
-                const std::string & fullPath,
-                const std::string & shortPath,
-                int & size) = 0;
+        class Path
+        {
+            public:
+                std::string fullPath;
+                std::string shortPath;
+                Path(const std::string & full_path,
+                        const std::string & short_path)
+                    : fullPath(full_path), shortPath(short_path)
+                {
+                }
+        };
+
+        class Buffer
+        {
+            public:
+                char * data;
+                int size;
+                Buffer(int sz)
+                {
+                    size = sz;
+                    data = new char[size];
+                    _refcnt = new int;
+                    *_refcnt = 1;
+                }
+                Buffer(const Buffer & other)
+                {
+                    data = other.data;
+                    _refcnt = other._refcnt;
+                    (*refcnt)++;
+                }
+                Buffer & operator=(Buffer & me, const Buffer & other)
+                {
+                    me.data = other.data;
+                    me._refcnt = other._refcnt;
+                    (*me_.refcnt)++;
+                    return me;
+                }
+                ~Buffer()
+                {
+                    (*_refcnt)--;
+                    if (*refcnt < 1)
+                    {
+                        delete _refcnt;
+                        delete data;
+                    }
+                }
+            protected:
+                int * _refcnt;
+        };
+
+        virtual int getSize(const Path & path) = 0;
+        virtual Buffer load(const Path & path) = 0;
 };
 
 #endif