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 |
24 | namespace folly { |
25 | namespace ssl { |
26 | inline 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 | |
36 | inline 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 | |