Update ctaes

This commit is contained in:
Pieter Wuille 2016-12-08 17:09:07 -08:00
commit 760765d5a9

View file

@ -134,7 +134,7 @@ static void SubBytes(AES_state *s, int inv) {
D = U7;
}
/* Non-linear transformation (identical to the code in SubBytes) */
/* Non-linear transformation (shared between the forward and backward case) */
M1 = T13 & T6;
M6 = T3 & T16;
M11 = T1 & T15;
@ -469,9 +469,9 @@ static void AES_encrypt(const AES_state* rounds, int nrounds, unsigned char* cip
static void AES_decrypt(const AES_state* rounds, int nrounds, unsigned char* plain16, const unsigned char* cipher16) {
/* Most AES decryption implementations use the alternate scheme
* (the Equivalent Inverse Cipher), which looks more like encryption, but
* needs different round constants. We can't reuse any code here anyway, so
* don't bother. */
* (the Equivalent Inverse Cipher), which allows for more code reuse between
* the encryption and decryption code, but requires separate setup for both.
*/
AES_state s = {{0}};
int round;