Prepare to provide EC_GROUP_order_bits()

ok jsing

1 files changed, 17 insertions, 1 deletions

diff --git a/src/lib/libcrypto/ec/ec_lib.c b/src/lib/libcrypto/ec/ec_lib.c
index e763e6b70c..994fd2d4c1 100644
--- a/src/lib/libcrypto/ec/ec_lib.c
+++ b/src/lib/libcrypto/ec/ec_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ec_lib.c,v 1.39 2021/04/20 17:29:21 tb Exp $ */
+/* $OpenBSD: ec_lib.c,v 1.40 2021/09/08 17:29:21 tb Exp $ */
 /*
  * Originally written by Bodo Moeller for the OpenSSL project.
  */
@@ -401,6 +401,11 @@ EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx)
         return !BN_is_zero(order);
 }
 
+int
+EC_GROUP_order_bits(const EC_GROUP *group)
+{
+        return group->meth->group_order_bits(group);
+}
 
 int 
 EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor, BN_CTX *ctx)
@@ -1261,6 +1266,17 @@ EC_GROUP_have_precompute_mult(const EC_GROUP * group)
                                  * been performed */
 }
 
+int
+ec_group_simple_order_bits(const EC_GROUP *group)
+{
+        /* XXX change group->order to a pointer? */
+#if 0
+        if (group->order == NULL)
+                return 0;
+#endif
+        return BN_num_bits(&group->order);
+}
+
 EC_KEY *
 ECParameters_dup(EC_KEY *key)
 {