bool tailBit( BitstreamIn *stream);
void pushBit( BitstreamOut *stream, bool bit);
int bitsLeft( BitstreamIn *stream);
-bool xorbits_8(uint8_t val);
-bool xorbits_16(uint16_t val);
+
int testCipherUtils(void);
int testMAC();
void push6bits( BitstreamOut* stream, uint8_t bits);
void EncryptDES(bool key[56], bool outBlk[64], bool inBlk[64], int verbose) ;
+void x_num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
+uint64_t x_bytes_to_num(uint8_t* src, size_t len);
uint8_t reversebytes(uint8_t b);
void reverse_arraybytes(uint8_t* arr, size_t len);
-
+void reverse_arraycopy(uint8_t* arr, uint8_t* dest, size_t len);
+void printarr(char * name, uint8_t* arr, int len);
+void printvar(char * name, uint8_t* arr, int len);
+void printarr_human_readable(char * title, uint8_t* arr, int len);
#endif // CIPHERUTILS_H