diff options
Diffstat (limited to 'lib/gnutls_int.h')
| -rw-r--r-- | lib/gnutls_int.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/gnutls_int.h b/lib/gnutls_int.h index 16881d8827..50a9208346 100644 --- a/lib/gnutls_int.h +++ b/lib/gnutls_int.h @@ -1564,4 +1564,8 @@ inline static bool _gnutls_has_negotiate_ctypes(gnutls_session_t session) return session->internals.flags & GNUTLS_ENABLE_CERT_TYPE_NEG; } +/* Macros to aide constant time/mem checks */ +#define CONSTCHECK_NOT_EQUAL(a, b) ((-((uint32_t)(a) ^ (uint32_t)(b))) >> 31) +#define CONSTCHECK_EQUAL(a, b) (1U - CONSTCHECK_NOT_EQUAL(a, b)) + #endif /* GNUTLS_INT_H */ |