diff options
Diffstat (limited to 'cipher/cipher-aeswrap.c')
| -rw-r--r-- | cipher/cipher-aeswrap.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/cipher/cipher-aeswrap.c b/cipher/cipher-aeswrap.c index b559e7fe..8e117eb6 100644 --- a/cipher/cipher-aeswrap.c +++ b/cipher/cipher-aeswrap.c @@ -26,6 +26,7 @@ #include "g10lib.h" #include "cipher.h" #include "ath.h" +#include "bufhelp.h" #include "./cipher-internal.h" @@ -95,8 +96,7 @@ _gcry_cipher_aeswrap_encrypt (gcry_cipher_hd_t c, break; } /* A := MSB_64(B) ^ t */ - for (x=0; x < 8; x++) - a[x] = b[x] ^ t[x]; + buf_xor(a, b, t, 8); /* R[i] := LSB_64(B) */ memcpy (r+i*8, b+8, 8); } @@ -161,8 +161,7 @@ _gcry_cipher_aeswrap_decrypt (gcry_cipher_hd_t c, for (i = n; i >= 1; i--) { /* B := AES_k^1( (A ^ t)| R[i] ) */ - for (x = 0; x < 8; x++) - b[x] = a[x] ^ t[x]; + buf_xor(b, a, t, 8); memcpy (b+8, r+(i-1)*8, 8); c->cipher->decrypt (&c->context.c, b, b); /* t := t - 1 */ |