Ignore ENGINE at the API boundary

This removes the remaining ENGINE members from various internal structs
and functions. Any ENGINE passed into a public API is now completely
ignored functions returning an ENGINE always return NULL.

ok jsing

2 files changed, 3 insertions, 5 deletions

diff --git a/src/lib/libcrypto/dsa/dsa_lib.c b/src/lib/libcrypto/dsa/dsa_lib.c
index 5c01c20255..65eb65288d 100644
--- a/src/lib/libcrypto/dsa/dsa_lib.c
+++ b/src/lib/libcrypto/dsa/dsa_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dsa_lib.c,v 1.45 2023/11/19 15:46:09 tb Exp $ */
+/* $OpenBSD: dsa_lib.c,v 1.46 2023/11/29 21:35:57 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -397,7 +397,7 @@ LCRYPTO_ALIAS(DSA_set_flags);
 ENGINE *
 DSA_get0_engine(DSA *d)
 {
-        return d->engine;
+        return NULL;
 }
 LCRYPTO_ALIAS(DSA_get0_engine);
 
diff --git a/src/lib/libcrypto/dsa/dsa_local.h b/src/lib/libcrypto/dsa/dsa_local.h
index a413db9747..3e688b8ce6 100644
--- a/src/lib/libcrypto/dsa/dsa_local.h
+++ b/src/lib/libcrypto/dsa/dsa_local.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: dsa_local.h,v 1.2 2023/03/04 20:54:52 tb Exp $ */
+/* $OpenBSD: dsa_local.h,v 1.3 2023/11/29 21:35:57 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 2007 The OpenSSL Project.  All rights reserved.
  *
@@ -106,8 +106,6 @@ struct dsa_st {
         int references;
         CRYPTO_EX_DATA ex_data;
         const DSA_METHOD *meth;
-        /* functional reference if 'meth' is ENGINE-provided */
-        ENGINE *engine;
 } /* DSA */;
 
 int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,