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86 lines
2.9 KiB
86 lines
2.9 KiB
/****************************************************************************
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Copyright (c) 2017-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "base/RefCounted.h"
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#include <SystemConfiguration/SystemConfiguration.h>
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#include <functional>
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#include "base/std/container/string.h"
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struct sockaddr;
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namespace cc {
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class Reachability final : public RefCounted {
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public:
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enum class NetworkStatus : uint8_t {
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NOT_REACHABLE,
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REACHABLE_VIA_WIFI,
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REACHABLE_VIA_WWAN
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};
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/*!
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* Use to check the reachability of a given host name.
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*/
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static Reachability *createWithHostName(const ccstd::string &hostName);
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/*!
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* Use to check the reachability of a given IP address.
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*/
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static Reachability *createWithAddress(const struct sockaddr *hostAddress);
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/*!
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* Checks whether the default route is available. Should be used by applications that do not connect to a particular host.
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*/
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static Reachability *createForInternetConnection();
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using ReachabilityCallback = std::function<void(Reachability *, NetworkStatus, void *)>;
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/*!
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* Start listening for reachability notifications on the current run loop.
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*/
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bool startNotifier(const ReachabilityCallback &cb, void *userData);
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void stopNotifier();
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NetworkStatus getCurrentReachabilityStatus() const;
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/*!
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* WWAN may be available, but not active until a connection has been established. WiFi may require a connection for VPN on Demand.
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*/
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bool isConnectionRequired() const;
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private:
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Reachability();
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~Reachability();
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static void onReachabilityCallback(SCNetworkReachabilityRef target, SCNetworkReachabilityFlags flags, void *info);
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ReachabilityCallback _callback;
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void *_userData;
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SCNetworkReachabilityRef _reachabilityRef;
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};
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} // namespace cc
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