2 files changed, 10 insertions, 2 deletions

diff --git a/src/lib/libcrypto/evp/evp_cipher.c b/src/lib/libcrypto/evp/evp_cipher.c
index abdc33eace..94eb42a807 100644
--- a/src/lib/libcrypto/evp/evp_cipher.c
+++ b/src/lib/libcrypto/evp/evp_cipher.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_cipher.c,v 1.17 2024/01/30 17:41:01 tb Exp $ */
+/* $OpenBSD: evp_cipher.c,v 1.18 2024/02/18 15:41:50 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -618,6 +618,12 @@ EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *ctx)
         memset(ctx, 0, sizeof(EVP_CIPHER_CTX));
 }
 
+void
+EVP_CIPHER_CTX_legacy_clear(EVP_CIPHER_CTX *ctx)
+{
+        memset(ctx, 0, sizeof(*ctx));
+}
+
 int
 EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *ctx)
 {
diff --git a/src/lib/libcrypto/evp/evp_local.h b/src/lib/libcrypto/evp/evp_local.h
index f81a8d6080..8b24be6039 100644
--- a/src/lib/libcrypto/evp/evp_local.h
+++ b/src/lib/libcrypto/evp/evp_local.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_local.h,v 1.14 2024/01/27 23:34:18 tb Exp $ */
+/* $OpenBSD: evp_local.h,v 1.15 2024/02/18 15:41:50 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2000.
  */
@@ -377,6 +377,8 @@ int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md_name);
 
+void EVP_CIPHER_CTX_legacy_clear(EVP_CIPHER_CTX *ctx);
+
 __END_HIDDEN_DECLS
 
 #endif /* !HEADER_EVP_LOCAL_H */