c31ba18698
NaCL was deprecated in 2020 and EOL in in ChromeOS 138: https://developer.chrome.com/docs/native-client Bug: None Change-Id: I1d59dff4c3358876eaa16518eb0e8c3275467c5c Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/402422 Commit-Queue: Philipp Hancke <phancke@meta.com> Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org> Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#45231}
111 lines
2.9 KiB
C++
111 lines
2.9 KiB
C++
/*
|
|
* Copyright 2023 The WebRTC Project Authors. All rights reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "rtc_base/net_test_helpers.h"
|
|
|
|
#include "rtc_base/net_helpers.h"
|
|
|
|
#if defined(WEBRTC_WIN)
|
|
#include <ws2spi.h>
|
|
#include <ws2tcpip.h>
|
|
|
|
#include "rtc_base/win/windows_version.h"
|
|
#endif
|
|
#if defined(WEBRTC_POSIX)
|
|
#if defined(WEBRTC_ANDROID)
|
|
#include "rtc_base/ifaddrs_android.h"
|
|
#else
|
|
#include <ifaddrs.h>
|
|
#endif
|
|
#endif // defined(WEBRTC_POSIX)
|
|
|
|
namespace webrtc {
|
|
|
|
bool HasIPv4Enabled() {
|
|
#if defined(WEBRTC_POSIX)
|
|
bool has_ipv4 = false;
|
|
struct ifaddrs* ifa;
|
|
if (getifaddrs(&ifa) < 0) {
|
|
return false;
|
|
}
|
|
for (struct ifaddrs* cur = ifa; cur != nullptr; cur = cur->ifa_next) {
|
|
if (cur->ifa_addr != nullptr && cur->ifa_addr->sa_family == AF_INET) {
|
|
has_ipv4 = true;
|
|
break;
|
|
}
|
|
}
|
|
freeifaddrs(ifa);
|
|
return has_ipv4;
|
|
#else
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
bool HasIPv6Enabled() {
|
|
#if defined(WINUWP)
|
|
// WinUWP always has IPv6 capability.
|
|
return true;
|
|
#elif defined(WEBRTC_WIN)
|
|
if (rtc_win::GetVersion() >= rtc_win::Version::VERSION_VISTA) {
|
|
return true;
|
|
}
|
|
if (rtc_win::GetVersion() < rtc_win::Version::VERSION_XP) {
|
|
return false;
|
|
}
|
|
DWORD protbuff_size = 4096;
|
|
std::unique_ptr<char[]> protocols;
|
|
LPWSAPROTOCOL_INFOW protocol_infos = nullptr;
|
|
int requested_protocols[2] = {AF_INET6, 0};
|
|
|
|
int err = 0;
|
|
int ret = 0;
|
|
// Check for protocols in a do-while loop until we provide a buffer large
|
|
// enough. (WSCEnumProtocols sets protbuff_size to its desired value).
|
|
// It is extremely unlikely that this will loop more than once.
|
|
do {
|
|
protocols.reset(new char[protbuff_size]);
|
|
protocol_infos = reinterpret_cast<LPWSAPROTOCOL_INFOW>(protocols.get());
|
|
ret = WSCEnumProtocols(requested_protocols, protocol_infos, &protbuff_size,
|
|
&err);
|
|
} while (ret == SOCKET_ERROR && err == WSAENOBUFS);
|
|
|
|
if (ret == SOCKET_ERROR) {
|
|
return false;
|
|
}
|
|
|
|
// Even if ret is positive, check specifically for IPv6.
|
|
// Non-IPv6 enabled WinXP will still return a RAW protocol.
|
|
for (int i = 0; i < ret; ++i) {
|
|
if (protocol_infos[i].iAddressFamily == AF_INET6) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
#elif defined(WEBRTC_POSIX)
|
|
bool has_ipv6 = false;
|
|
struct ifaddrs* ifa;
|
|
if (getifaddrs(&ifa) < 0) {
|
|
return false;
|
|
}
|
|
for (struct ifaddrs* cur = ifa; cur != nullptr; cur = cur->ifa_next) {
|
|
if (cur->ifa_addr != nullptr && cur->ifa_addr->sa_family == AF_INET6) {
|
|
has_ipv6 = true;
|
|
break;
|
|
}
|
|
}
|
|
freeifaddrs(ifa);
|
|
return has_ipv6;
|
|
#else
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
} // namespace webrtc
|