+#define EVEN 0
+#define ODD 1
+
+extern int ukbhit(void);
+
+extern void AddLogLine(char *fileName, char *extData, char *c);
+extern void AddLogHex(char *fileName, char *extData, const uint8_t * data, const size_t len);
+extern void AddLogUint64(char *fileName, char *extData, const uint64_t data);
+extern void AddLogCurrentDT(char *fileName);
+extern void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount);
+
+extern void print_hex(const uint8_t * data, const size_t len);
+extern char *sprint_hex(const uint8_t * data, const size_t len);
+extern char *sprint_bin(const uint8_t * data, const size_t len);
+extern char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t breaks);
+extern char *sprint_hex_ascii(const uint8_t *data, const size_t len);
+extern char *sprint_ascii(const uint8_t *data, const size_t len);
+
+extern void num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
+extern uint64_t bytes_to_num(uint8_t* src, size_t len);
+extern void num_to_bytebits(uint64_t n, size_t len, uint8_t *dest);
+extern void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest);
+extern char *printBits(size_t const size, void const * const ptr);
+extern uint32_t SwapBits(uint32_t value, int nrbits);
+extern uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockSize);
+extern void SwapEndian64ex(const uint8_t *src, const size_t len, const uint8_t blockSize, uint8_t *dest);
+
+extern char param_getchar(const char *line, int paramnum);
+extern int param_getptr(const char *line, int *bg, int *en, int paramnum);
+extern uint8_t param_get8(const char *line, int paramnum);
+extern uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base);
+extern uint32_t param_get32ex(const char *line, int paramnum, int deflt, int base);
+extern uint64_t param_get64ex(const char *line, int paramnum, int deflt, int base);
+extern uint8_t param_getdec(const char *line, int paramnum, uint8_t *destination);
+extern uint8_t param_isdec(const char *line, int paramnum);
+extern int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt);
+extern int param_gethex_ex(const char *line, int paramnum, uint8_t * data, int *hexcnt);
+extern int param_getstr(const char *line, int paramnum, char * str);
+
+extern int hextobinarray( char *target, char *source);
+extern int hextobinstring( char *target, char *source);
+extern int binarraytohex( char *target, char *source, int length);
+extern void binarraytobinstring(char *target, char *source, int length);
+extern uint8_t GetParity( uint8_t *string, uint8_t type, int length);
+extern void wiegand_add_parity(uint8_t *target, uint8_t *source, uint8_t length);