1 files changed, 20 insertions, 1 deletions

diff --git a/src/lib/libcrypto/dh/dh_gen.c b/src/lib/libcrypto/dh/dh_gen.c
index 6b49a2875a..b331b32dd1 100644
--- a/src/lib/libcrypto/dh/dh_gen.c
+++ b/src/lib/libcrypto/dh/dh_gen.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dh_gen.c,v 1.17 2022/01/07 09:27:13 tb Exp $ */
+/* $OpenBSD: dh_gen.c,v 1.18 2023/04/13 14:57:00 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -67,6 +67,7 @@
 #include <openssl/dh.h>
 #include <openssl/err.h>
 
+#include "bn_local.h"
 #include "dh_local.h"
 
 static int dh_builtin_genparams(DH *ret, int prime_len, int generator,
@@ -179,3 +180,21 @@ err:
         }
         return ok;
 }
+
+DH *
+DH_generate_parameters(int prime_len, int generator,
+    void (*callback)(int, int, void *), void *cb_arg)
+{
+        BN_GENCB cb;
+        DH *ret = NULL;
+
+        if ((ret = DH_new()) == NULL)
+                return NULL;
+
+        BN_GENCB_set_old(&cb, callback, cb_arg);
+
+        if (DH_generate_parameters_ex(ret, prime_len, generator, &cb))
+                return ret;
+        DH_free(ret);
+        return NULL;
+}