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 | #include <folly/test/SocketAddressTestHelper.h> |
18 | |
19 | #include <folly/portability/Sockets.h> |
20 | #include <glog/logging.h> |
21 | |
22 | namespace folly { |
23 | |
24 | constexpr const char* SocketAddressTestHelper::kLoopbackAddrIPv4; |
25 | constexpr const char* SocketAddressTestHelper::kLoopbackAddrIPv6; |
26 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAName; |
27 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBName; |
28 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAAddrIPv4; |
29 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBAddrIPv4; |
30 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAAddrIPv6; |
31 | constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBAddrIPv6; |
32 | |
33 | bool SocketAddressTestHelper::isIPv4Enabled() { |
34 | return isFamilyOfAddrEnabled(kLoopbackAddrIPv4); |
35 | } |
36 | |
37 | bool SocketAddressTestHelper::isIPv6Enabled() { |
38 | return isFamilyOfAddrEnabled(kLoopbackAddrIPv6); |
39 | } |
40 | |
41 | bool SocketAddressTestHelper::isFamilyOfAddrEnabled(const char* addr) { |
42 | struct addrinfo hints {}; |
43 | hints.ai_flags = AI_ADDRCONFIG; |
44 | |
45 | struct addrinfo* resultsp = nullptr; |
46 | int err = getaddrinfo(addr, nullptr, &hints, &resultsp); |
47 | freeaddrinfo(resultsp); |
48 | return !err; |
49 | } |
50 | } // namespace folly |
51 |