git.zerfleddert.de Git - proxmark3-svn/blob - client/loclass/ikeys.h

   1 #ifndef IKEYS_H
   2 #define IKEYS_H
   3
   4
   5 /**
   6  * @brief
   7  *Definition 11. Let the function hash0 : F 82 × F 82 × (F 62 ) 8 → (F 82 ) 8 be defined as
   8  *      hash0(x, y, z [0] . . . z [7] ) = k [0] . . . k [7] where
   9  * z'[i] = (z[i] mod (63-i)) + i        i =  0...3
  10  * z'[i+4] = (z[i+4] mod (64-i)) + i    i =  0...3
  11  * ẑ = check(z');
  12  * @param c
  13  * @param k this is where the diversified key is put (should be 8 bytes)
  14  * @return
  15  */
  16 void hash0(uint64_t c, uint8_t k[8]);
  17 int doKeyTests(uint8_t debuglevel);
  18 /**
  19  * @brief Performs Elite-class key diversification
  20  * @param csn
  21  * @param key
  22  * @param div_key
  23  */
  24
  25 void diversifyKey(uint8_t csn[8], uint8_t key[8], uint8_t div_key[8]);
  26 /**
  27  * @brief Permutes a key from standard NIST format to Iclass specific format
  28  * @param key
  29  * @param dest
  30  */
  31
  32 #endif // IKEYS_H