Remove precompute_mult/have_precompute_mult from EC_METHOD.

These are no longer in use - stub EC_GROUP_precompute_mult() and
EC_GROUP_have_precompute_mult() to match their existing behaviour.

ok tb@

2 files changed, 4 insertions, 26 deletions

diff --git a/src/lib/libcrypto/ec/ec_lib.c b/src/lib/libcrypto/ec/ec_lib.c
index 93a9065129..cb581f6e1c 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 1.59 2023/06/24 17:49:44 jsing Exp $ */
+/* $OpenBSD: ec_lib.c,v 1.60 2023/06/24 18:21:07 jsing Exp $ */
 /*
  * Originally written by Bodo Moeller for the OpenSSL project.
  */
@@ -1390,33 +1390,13 @@ EC_POINT_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *g_scalar,
 int
 EC_GROUP_precompute_mult(EC_GROUP *group, BN_CTX *ctx_in)
 {
-        BN_CTX *ctx;
-        int ret = 0;
-
-        if (group->meth->precompute_mult == NULL)
-                return 1;
-
-        if ((ctx = ctx_in) == NULL)
-                ctx = BN_CTX_new();
-        if (ctx == NULL)
-                goto err;
-
-        ret = group->meth->precompute_mult(group, ctx);
-
- err:
-        if (ctx != ctx_in)
-                BN_CTX_free(ctx);
-
-        return ret;
+        return 1;
 }
 
 int
 EC_GROUP_have_precompute_mult(const EC_GROUP *group)
 {
-        if (group->meth->have_precompute_mult == NULL)
-                return 0;
-
-        return group->meth->have_precompute_mult(group);
+        return 0;
 }
 
 int
diff --git a/src/lib/libcrypto/ec/ec_local.h b/src/lib/libcrypto/ec/ec_local.h
index c0689a3c3e..caa73bc728 100644
--- a/src/lib/libcrypto/ec/ec_local.h
+++ b/src/lib/libcrypto/ec/ec_local.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: ec_local.h,v 1.16 2023/06/24 17:49:44 jsing Exp $ */
+/* $OpenBSD: ec_local.h,v 1.17 2023/06/24 18:21:07 jsing Exp $ */
 /*
  * Originally written by Bodo Moeller for the OpenSSL project.
  */
@@ -145,8 +145,6 @@ struct ec_method_st {
         int (*mul_double_nonct)(const EC_GROUP *group, EC_POINT *r,
             const BIGNUM *g_scalar, const BIGNUM *p_scalar,
             const EC_POINT *point, BN_CTX *);
-        int (*precompute_mult)(EC_GROUP *group, BN_CTX *);
-        int (*have_precompute_mult)(const EC_GROUP *group);
 
         /*
          * Internal methods.