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
22namespace folly {
23
24constexpr const char* SocketAddressTestHelper::kLoopbackAddrIPv4;
25constexpr const char* SocketAddressTestHelper::kLoopbackAddrIPv6;
26constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAName;
27constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBName;
28constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAAddrIPv4;
29constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBAddrIPv4;
30constexpr const char* SocketAddressTestHelper::kGooglePublicDnsAAddrIPv6;
31constexpr const char* SocketAddressTestHelper::kGooglePublicDnsBAddrIPv6;
32
33bool SocketAddressTestHelper::isIPv4Enabled() {
34 return isFamilyOfAddrEnabled(kLoopbackAddrIPv4);
35}
36
37bool SocketAddressTestHelper::isIPv6Enabled() {
38 return isFamilyOfAddrEnabled(kLoopbackAddrIPv6);
39}
40
41bool 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