mirror of
https://github.com/kidfromjupiter/nearby.git
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81 lines
3.0 KiB
C++
81 lines
3.0 KiB
C++
// Copyright 2023 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_LINUX_WIFI_LAN_H_
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#define PLATFORM_IMPL_LINUX_WIFI_LAN_H_
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#include <sdbus-c++/IConnection.h>
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#include <memory>
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#include "absl/container/flat_hash_map.h"
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#include "absl/synchronization/mutex.h"
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#include "internal/platform/implementation/linux/avahi.h"
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#include "internal/platform/implementation/linux/wifi_medium.h"
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#include "internal/platform/implementation/wifi_lan.h"
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#include "internal/platform/nsd_service_info.h"
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namespace nearby {
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namespace linux {
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class WifiLanMedium : public api::WifiLanMedium {
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public:
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explicit WifiLanMedium(std::shared_ptr<networkmanager::NetworkManager> network_manager);
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bool IsNetworkConnected() const override;
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bool StartAdvertising(const NsdServiceInfo &nsd_service_info) override
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ABSL_LOCKS_EXCLUDED(entry_groups_mutex_);
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bool StopAdvertising(const NsdServiceInfo &nsd_service_info) override
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ABSL_LOCKS_EXCLUDED(entry_groups_mutex_);
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bool StartDiscovery(const std::string &service_type,
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DiscoveredServiceCallback callback) override
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ABSL_LOCKS_EXCLUDED(service_browsers_mutex_);
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bool StopDiscovery(const std::string &service_type) override
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ABSL_LOCKS_EXCLUDED(service_browsers_mutex_);
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std::unique_ptr<api::WifiLanSocket> ConnectToService(
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const NsdServiceInfo &remote_service_info,
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CancellationFlag *cancellation_flag) override {
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return ConnectToService(remote_service_info.GetIPAddress(),
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remote_service_info.GetPort(), cancellation_flag);
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};
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std::unique_ptr<api::WifiLanSocket> ConnectToService(
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const std::string &ip_address, int port,
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CancellationFlag *cancellation_flag) override;
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std::unique_ptr<api::WifiLanServerSocket> ListenForService(
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int port = 0) override;
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absl::optional<std::pair<std::int32_t, std::int32_t>> GetDynamicPortRange()
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override {
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return std::nullopt;
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}
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private:
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std::shared_ptr<sdbus::IConnection> system_bus_;
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std::shared_ptr<networkmanager::NetworkManager> network_manager_;
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std::shared_ptr<avahi::Server> avahi_;
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absl::Mutex entry_groups_mutex_;
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absl::flat_hash_map<std::pair<std::string, std::string>,
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std::unique_ptr<avahi::EntryGroup>>
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entry_groups_ ABSL_GUARDED_BY(entry_groups_mutex_);
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absl::Mutex service_browsers_mutex_;
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absl::flat_hash_map<std::string, std::unique_ptr<avahi::ServiceBrowser>>
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service_browsers_ ABSL_GUARDED_BY(service_browsers_mutex_);
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};
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} // namespace linux
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} // namespace nearby
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#endif
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