1 files changed, 41 insertions, 0 deletions
diff --git a/crypto/evp/legacy_md5_sha1.c b/crypto/evp/legacy_md5_sha1.c
new file mode 100644
index 000000000000..b84bf3deaaf4
--- /dev/null
+++ b/crypto/evp/legacy_md5_sha1.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+/*
+ * MD5 and SHA-1 low level APIs are deprecated for public use, but still ok for
+ * internal use.  The prov/md5_sha1.h include requires this, but this must
+ * be the first include loaded.
+ */
+#include "internal/deprecated.h"
+
+#include "crypto/evp.h"
+#include "prov/md5_sha1.h"   /* diverse MD5_SHA1 macros */
+#include "legacy_meth.h"
+
+IMPLEMENT_LEGACY_EVP_MD_METH_LC(md5_sha1_int, ossl_md5_sha1)
+static int md5_sha1_int_ctrl(EVP_MD_CTX *ctx, int cmd, int mslen, void *ms)
+{
+    return ossl_md5_sha1_ctrl(EVP_MD_CTX_get0_md_data(ctx), cmd, mslen, ms);
+}
+
+static const EVP_MD md5_sha1_md = {
+    NID_md5_sha1,
+    NID_md5_sha1,
+    MD5_SHA1_DIGEST_LENGTH,
+    0,
+    EVP_ORIG_GLOBAL,
+    LEGACY_EVP_MD_METH_TABLE(md5_sha1_int_init, md5_sha1_int_update,
+                             md5_sha1_int_final, md5_sha1_int_ctrl,
+                             MD5_SHA1_CBLOCK),
+};
+
+const EVP_MD *EVP_md5_sha1(void)
+{
+    return &md5_sha1_md;
+}