1e1051a39Sopenharmony_ci/* 2e1051a39Sopenharmony_ci * Copyright 1998-2020 The OpenSSL Project Authors. All Rights Reserved. 3e1051a39Sopenharmony_ci * 4e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License"). You may not use 5e1051a39Sopenharmony_ci * this file except in compliance with the License. You can obtain a copy 6e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at 7e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html 8e1051a39Sopenharmony_ci */ 9e1051a39Sopenharmony_ci 10e1051a39Sopenharmony_ci/* 11e1051a39Sopenharmony_ci * DES low level APIs are deprecated for public use, but still ok for internal 12e1051a39Sopenharmony_ci * use. 13e1051a39Sopenharmony_ci */ 14e1051a39Sopenharmony_ci#include "internal/deprecated.h" 15e1051a39Sopenharmony_ci 16e1051a39Sopenharmony_ci#include <openssl/des.h> 17e1051a39Sopenharmony_ci#include <openssl/rand.h> 18e1051a39Sopenharmony_ci 19e1051a39Sopenharmony_ciint DES_random_key(DES_cblock *ret) 20e1051a39Sopenharmony_ci{ 21e1051a39Sopenharmony_ci do { 22e1051a39Sopenharmony_ci if (RAND_priv_bytes((unsigned char *)ret, sizeof(DES_cblock)) != 1) 23e1051a39Sopenharmony_ci return 0; 24e1051a39Sopenharmony_ci } while (DES_is_weak_key(ret)); 25e1051a39Sopenharmony_ci DES_set_odd_parity(ret); 26e1051a39Sopenharmony_ci return 1; 27e1051a39Sopenharmony_ci} 28