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#ifndef RIJNDAEL_H
#define RIJNDAEL_H
#include <qpdf/qpdf-config.h>
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#include <stddef.h>
unsigned int rijndaelSetupEncrypt(uint32_t *rk, const unsigned char *key,
size_t keybits);
unsigned int rijndaelSetupDecrypt(uint32_t *rk, const unsigned char *key,
size_t keybits);
void rijndaelEncrypt(const uint32_t *rk, unsigned int nrounds,
const unsigned char plaintext[16], unsigned char ciphertext[16]);
void rijndaelDecrypt(const uint32_t *rk, unsigned int nrounds,
const unsigned char ciphertext[16], unsigned char plaintext[16]);
#define KEYLENGTH(keybits) ((keybits)/8)
#define RKLENGTH(keybits) ((keybits)/8+28)
#define NROUNDS(keybits) ((keybits)/32+6)
#endif
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