Imported OpenSSL 1.1.1a

crypto/des/rand_key.c

@@ -0,0 +1,21 @@
+/*
+ * Copyright 1998-2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (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
+ */
+
+#include <openssl/des.h>
+#include <openssl/rand.h>
+
+int DES_random_key(DES_cblock *ret)
+{
+    do {
+        if (RAND_priv_bytes((unsigned char *)ret, sizeof(DES_cblock)) != 1)
+            return 0;
+    } while (DES_is_weak_key(ret));
+    DES_set_odd_parity(ret);
+    return 1;
+}