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Add AES-NI key expansion for 128 bits

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Manuel Pégourié-Gonnard 2013-12-28 20:45:04 +01:00
parent 01e31bbffb
commit 47a3536a31
3 changed files with 86 additions and 0 deletions
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13
include/polarssl/aesni.h
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@ -91,6 +91,19 @@ int aesni_gcm_mult( unsigned char c[16],
void aesni_inverse_key( unsigned char *invkey,
const unsigned char *fwdkey, int nr );
/**
* \brief Perform key expansion (for encryption)
*
* \param rk Destination buffer where the round keys are written
* \param key Encryption key
* \param bits Key size in bits (must be 128, 192 or 256)
*
* \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH
*/
int aesni_setkey_enc( unsigned char *rk,
const unsigned char *key,
size_t bits );
#endif /* POLARSSL_HAVE_X86_64 */
#endif /* POLARSSL_AESNI_H */