Remove flags for disabling constant-time operations.

This removes support for DSA_FLAG_NO_EXP_CONSTTIME, DH_FLAG_NO_EXP_CONSTTIME,
and RSA_FLAG_NO_CONSTTIME flags, making all of these operations unconditionally
constant-time.

Based on the original patch by César Pereid.  ok beck@

1 files changed, 1 insertions, 4 deletions

diff --git a/src/lib/libcrypto/dsa/dsa.h b/src/lib/libcrypto/dsa/dsa.h
index f7f81cfa94..b4d7c1ff0f 100644
--- a/src/lib/libcrypto/dsa/dsa.h
+++ b/src/lib/libcrypto/dsa/dsa.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: dsa.h,v 1.20 2016/06/21 04:16:53 bcook Exp $ */
+/* $OpenBSD: dsa.h,v 1.21 2016/06/30 02:02:06 bcook Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -89,9 +89,6 @@
 #endif
 
 #define DSA_FLAG_CACHE_MONT_P   0x01
-#define DSA_FLAG_NO_EXP_CONSTTIME       0x00 /* Does nothing. Previously this switched off 
-                                              * constant time behaviour.
-                                              */
 
 /* If this flag is set the DSA method is FIPS compliant and can be used
  * in FIPS mode. This is set in the validated module method. If an