[WIP] Refactor project

There are many problems with the way the current version is provided
and maintained. This commit or series of commits will fix this.

utilities/file_utils.h

@@ -1,5 +1,5 @@
-#ifndef RSE_FILE_UTILS_H
-#define RSE_FILE_UTILS_H
+#ifndef FILE_UTILS_H
+#define FILE_UTILS_H
 
 #include <stddef.h>
 
@@ -11,9 +11,9 @@
  * @param bytes_count Returned bytes count
  * @param buffer Returned filled buffer
  */
-void rse_read_file(const char* file_path, long* bytes_count, char* buffer);
+void read_file(const char* file_path, size_t* bytes_count, char* buffer);
 
-void rse_write_to_file(const char* file_name, long bytes_count, char* buffer);
+void write_to_file(const char* file_name, size_t bytes_count, char* buffer);
 
-#endif /* RSE_FILE_UTILS_H */
+#endif /* FILE_UTILS_H */