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Add aesni_gcm_mult()

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Manuel Pégourié-Gonnard 2013-12-26 11:44:46 +01:00
parent 9d57482280
commit d333f67f8c
2 changed files with 131 additions and 1 deletions
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18
include/polarssl/aesni.h
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@ -58,13 +58,29 @@ int aesni_supports( unsigned int what );
* \param input 16-byte input block
* \param output 16-byte output block
*
* \return 0 if success, 1 if operation failed
* \return 0 on success (cannot fail)
*/
int aesni_crypt_ecb( aes_context *ctx,
int mode,
const unsigned char input[16],
unsigned char output[16] );
/**
* \brief GCM multiplication: c = a * b in GF(2^128)
*
* \param c Result
* \param a First operand
* \param b Second operand
*
* \note Both operands and result are bit strings interpreted as
* elements of GF(2^128) as per the GCM spec.
*
* \return 0 on success (cannot fail)
*/
int aesni_gcm_mult( unsigned char c[16],
const unsigned char a[16],
const unsigned char b[16] );
#endif /* POLARSSL_HAVE_X86_64 */
#endif /* POLARSSL_AESNI_H */