+void WriterHitag(hitag_function htf, hitag_data* htd, int page);
+
+//hitagS.h
+void SimulateHitagSTag(bool tag_mem_supplied, byte_t* data);
+void ReadHitagS(hitag_function htf, hitag_data* htd);
+void WritePageHitagS(hitag_function htf, hitag_data* htd,int page);
+void check_challenges(bool file_given, byte_t* data);
+