lib/rijndael.h

   1 #ifndef H__RIJNDAEL
   2 #define H__RIJNDAEL
   3
   4 int rijndaelSetupEncrypt(unsigned long *rk, const unsigned char *key,
   5   int keybits);
   6 int rijndaelSetupDecrypt(unsigned long *rk, const unsigned char *key,
   7   int keybits);
   8 void rijndaelEncrypt(const unsigned long *rk, int nrounds,
   9   const unsigned char plaintext[16], unsigned char ciphertext[16]);
  10 void rijndaelDecrypt(const unsigned long *rk, int nrounds,
  11   const unsigned char ciphertext[16], unsigned char plaintext[16]);
  12
  13 #define KEYLENGTH(keybits) ((keybits)/8)
  14 #define RKLENGTH(keybits)  ((keybits)/8+28)
  15 #define NROUNDS(keybits)   ((keybits)/32+6)
  16
  17 #endif