// =============================== RIJNDAEL.H   ===============================
// from http://www.efgh.com/software/rijndael.htm,
// License: Public Domain,
// Author:  Philip J. Erdelsky

#ifndef H__RIJNDAEL
#define H__RIJNDAEL

#include <stdint.h>

int rijndaelSetupEncrypt(uint32_t *rk, const uint8_t *key, int keybits);
int rijndaelSetupDecrypt(uint32_t *rk, const uint8_t *key, int keybits);
void rijndaelEncrypt(const uint32_t *rk, int nrounds, const uint8_t plaintext[16], uint8_t ciphertext[16]);
void rijndaelDecrypt(const uint32_t *rk, int nrounds, const uint8_t ciphertext[16], uint8_t plaintext[16]);

#define KEYBITS 128

#define KEYLENGTH(keybits) ((keybits)/8)
#define RKLENGTH(keybits)  ((keybits)/8+28)
#define NROUNDS(keybits)   ((keybits)/32+6)

#endif

