From de7d0ab1c83083dedcf2e492963189bc2ba71ef0 Mon Sep 17 00:00:00 2001
From: tb <>
Date: Thu, 29 Aug 2024 16:58:19 +0000
Subject: Remove the pkey_{,public_,param_}check() handlers

This disables the EVP_PKEY_*check() API and makes it fail (more precisely
indicate lack of support) on all key types.

This is an intermediate step to full removal.
Removal is ok beck jsing
---
 src/lib/libcrypto/ec/ec_ameth.c | 41 +----------------------------------------
 1 file changed, 1 insertion(+), 40 deletions(-)

(limited to 'src/lib/libcrypto/ec')

diff --git a/src/lib/libcrypto/ec/ec_ameth.c b/src/lib/libcrypto/ec/ec_ameth.c
index 378261b946..f42093c3db 100644
--- a/src/lib/libcrypto/ec/ec_ameth.c
+++ b/src/lib/libcrypto/ec/ec_ameth.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ec_ameth.c,v 1.68 2024/05/10 05:12:03 tb Exp $ */
+/* $OpenBSD: ec_ameth.c,v 1.69 2024/08/29 16:58:19 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2006.
  */
@@ -689,41 +689,6 @@ ec_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2)
 
 }
 
-static int
-ec_pkey_check(const EVP_PKEY *pkey)
-{
-	EC_KEY *eckey = pkey->pkey.ec;
-
-	if (eckey->priv_key == NULL) {
-		ECerror(EC_R_MISSING_PRIVATE_KEY);
-		return 0;
-	}
-
-	return EC_KEY_check_key(eckey);
-}
-
-static int
-ec_pkey_public_check(const EVP_PKEY *pkey)
-{
-	EC_KEY *eckey = pkey->pkey.ec;
-
-	/* This also checks the private key, but oh, well... */
-	return EC_KEY_check_key(eckey);
-}
-
-static int
-ec_pkey_param_check(const EVP_PKEY *pkey)
-{
-	EC_KEY *eckey = pkey->pkey.ec;
-
-	if (eckey->group == NULL) {
-		ECerror(EC_R_MISSING_PARAMETERS);
-		return 0;
-	}
-
-	return EC_GROUP_check(eckey->group, NULL);
-}
-
 #ifndef OPENSSL_NO_CMS
 
 static int
@@ -1092,8 +1057,4 @@ const EVP_PKEY_ASN1_METHOD eckey_asn1_meth = {
 	.pkey_ctrl = ec_pkey_ctrl,
 	.old_priv_decode = old_ec_priv_decode,
 	.old_priv_encode = old_ec_priv_encode,
-
-	.pkey_check = ec_pkey_check,
-	.pkey_public_check = ec_pkey_public_check,
-	.pkey_param_check = ec_pkey_param_check,
 };
-- 
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