mirror of
https://github.com/kidfromjupiter/nearby.git
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119 lines
4.1 KiB
C++
119 lines
4.1 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef PLATFORM_IMPL_G3_WIFI_H_
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#define PLATFORM_IMPL_G3_WIFI_H_
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#include <string>
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#include <vector>
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#include "absl/synchronization/mutex.h"
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#include "internal/platform/implementation/wifi.h"
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#include "internal/platform/logging.h"
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#include "internal/platform/medium_environment.h"
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namespace nearby {
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namespace g3 {
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class WifiMedium;
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// Container of operations that can be performed over the Wifi medium.
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class WifiMedium : public api::WifiMedium {
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public:
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WifiMedium() {
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auto& env = MediumEnvironment::Instance();
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const std::string ip_addr_4bytes = env.GetFakeIPAddress();
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std::string ip_addr_dot_decimal;
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if (!ip_addr_4bytes.empty()) {
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for (auto byte : ip_addr_4bytes) {
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if (!ip_addr_dot_decimal.empty())
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absl::StrAppend(&ip_addr_dot_decimal, ".");
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absl::StrAppend(&ip_addr_dot_decimal, absl::StrFormat("%d", byte));
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}
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}
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wifi_capability_ = {true, false, true};
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wifi_information_ = {true, "nearby_test_ap", "34:36:3B:C7:8C:77",
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5230, ip_addr_dot_decimal, ip_addr_4bytes};
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}
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~WifiMedium() override = default;
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WifiMedium(const WifiMedium&) = delete;
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WifiMedium(WifiMedium&&) = delete;
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WifiMedium& operator=(const WifiMedium&) = delete;
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WifiMedium& operator=(WifiMedium&&) = delete;
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// If the WiFi Adaptor supports to start a Wifi interface.
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bool IsInterfaceValid() const override { return true; }
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api::WifiCapability& GetCapability() override {
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absl::MutexLock lock(&mutex_);
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return wifi_capability_;
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}
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api::WifiInformation& GetInformation() override {
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absl::MutexLock lock(&mutex_);
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return wifi_information_;
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}
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std::string GetIpAddress() override {
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absl::MutexLock lock(&mutex_);
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return wifi_information_.ip_address_dot_decimal;
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}
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class ScanResultCallback : public api::WifiMedium::ScanResultCallback {
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public:
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// TODO(b/184975123): replace with real implementation.
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~ScanResultCallback() override = default;
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// TODO(b/184975123): replace with real implementation.
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void OnScanResults(
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const std::vector<api::WifiScanResult>& scan_results) override {}
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};
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// Does not take ownership of the passed-in scan_result_callback -- destroying
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// that is up to the caller.
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// TODO(b/184975123): replace with real implementation.
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bool Scan(const api::WifiMedium::ScanResultCallback& scan_result_callback)
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override {
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return false;
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}
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// If 'password' is an empty string, none has been provided. Returns
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// WifiConnectionStatus::CONNECTED on success, or the appropriate failure code
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// otherwise.
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// TODO(b/184975123): replace with real implementation.
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api::WifiConnectionStatus ConnectToNetwork(
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absl::string_view ssid, absl::string_view password,
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api::WifiAuthType auth_type) override {
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return api::WifiConnectionStatus::kUnknown;
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}
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// Blocks until it's certain of there being a connection to the internet, or
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// returns false if it fails to do so.
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//
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// How this method wants to verify said connection is totally up to it (so it
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// can feel free to ping whatever server, download whatever resource, etc.
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// that it needs to gain confidence that the internet is reachable hereon in).
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// TODO(b/184975123): replace with real implementation.
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bool VerifyInternetConnectivity() override { return false; }
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private:
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absl::Mutex mutex_;
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api::WifiCapability wifi_capability_ ABSL_GUARDED_BY(mutex_);
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api::WifiInformation wifi_information_ ABSL_GUARDED_BY(mutex_);
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};
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} // namespace g3
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} // namespace nearby
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#endif // PLATFORM_IMPL_G3_WIFI_H_
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