1/*
2 * Copyright 2016-present Facebook, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16#pragma once
17
18#include <folly/Conv.h>
19#include <folly/portability/OpenSSL.h>
20
21// This is used to find the OpenSSL version at runtime. Just returning
22// OPENSSL_VERSION_NUMBER is insufficient as runtime version may be different
23// from the compile-time version
24namespace folly {
25namespace ssl {
26inline std::string getOpenSSLLongVersion() {
27#ifdef OPENSSL_VERSION_TEXT
28 return SSLeay_version(SSLEAY_VERSION);
29#elif defined(OPENSSL_VERSION_NUMBER)
30 return folly::format("0x{:x}", OPENSSL_VERSION_NUMBER).str();
31#else
32 return "";
33#endif
34}
35
36inline uint64_t getOpenSSLNumericVersion() {
37#ifdef OPENSSL_VERSION_NUMBER
38 return SSLeay();
39#else
40 return 0;
41#endif
42}
43} // namespace ssl
44} // namespace folly
45