1 | /* |
2 | * Copyright 2015-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 | |
17 | #pragma once |
18 | |
19 | namespace folly { |
20 | |
21 | class SocketAddressTestHelper { |
22 | public: |
23 | static constexpr const char* kLoopbackAddrIPv4 = "127.0.0.1" ; |
24 | static constexpr const char* kLoopbackAddrIPv6 = "::1" ; |
25 | |
26 | // https://developers.google.com/speed/public-dns/docs/using?hl=en |
27 | static constexpr const char* kGooglePublicDnsAName = |
28 | "google-public-dns-a.google.com" ; |
29 | static constexpr const char* kGooglePublicDnsBName = |
30 | "google-public-dns-b.google.com" ; |
31 | static constexpr const char* kGooglePublicDnsAAddrIPv4 = "8.8.8.8" ; |
32 | static constexpr const char* kGooglePublicDnsBAddrIPv4 = "8.8.4.4" ; |
33 | static constexpr const char* kGooglePublicDnsAAddrIPv6 = |
34 | "2001:4860:4860::8888" ; |
35 | static constexpr const char* kGooglePublicDnsBAddrIPv6 = |
36 | "2001:4860:4860::8844" ; |
37 | |
38 | static bool isIPv4Enabled(); |
39 | static bool isIPv6Enabled(); |
40 | |
41 | private: |
42 | static bool isFamilyOfAddrEnabled(const char* addr); |
43 | }; |
44 | } // namespace folly |
45 | |