-int CmdLFEM4X(const char *Cmd);
-int CmdEMdemodASK(const char *Cmd);
-int CmdEM410xRead(const char *Cmd);
-int CmdEM410xSim(const char *Cmd);
-int CmdEM410xWatch(const char *Cmd);
-int CmdEM410xWrite(const char *Cmd);
-int CmdEM4x50Read(const char *Cmd);
-int CmdReadWord(const char *Cmd);
-int CmdReadWordPWD(const char *Cmd);
-int CmdWriteWord(const char *Cmd);
-int CmdWriteWordPWD(const char *Cmd);
+#include <stdbool.h> // for bool
+
+extern int CmdLFEM4X(const char *Cmd);
+extern void printEM410x(uint32_t hi, uint64_t id);
+extern int CmdEMdemodASK(const char *Cmd);
+extern int CmdAskEM410xDemod(const char *Cmd);
+extern int AskEm410xDecode(bool verbose, uint32_t *hi, uint64_t *lo );
+extern int AskEm410xDemod(const char *Cmd, uint32_t *hi, uint64_t *lo, bool verbose);
+extern int CmdEM410xSim(const char *Cmd);
+extern int CmdEM410xWatch(const char *Cmd);
+extern int CmdEM410xWatchnSpoof(const char *Cmd);
+extern int CmdEM410xWrite(const char *Cmd);
+extern bool EM4x05Block0Test(uint32_t *wordData);
+extern int CmdEM4x05info(const char *Cmd);
+extern int CmdEM4x05WriteWord(const char *Cmd);
+extern int CmdEM4x05dump(const char *Cmd);
+extern int CmdEM4x05ReadWord(const char *Cmd);
+extern int EM4x05ReadWord_ext(uint8_t addr, uint32_t pwd, bool usePwd, uint32_t *wordData);
+extern int EM4x50Read(const char *Cmd, bool verbose);
+extern int CmdEM4x50Read(const char *Cmd);
+