97 lines
3.6 KiB
C++
97 lines
3.6 KiB
C++
/*
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* Copyright (C) 2022 The Android Open Source Project
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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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* http://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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*/
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#ifndef WIFI_H_
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#define WIFI_H_
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#include <aidl/android/hardware/wifi/BnWifi.h>
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#include <android-base/macros.h>
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#include <utils/Looper.h>
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#include <functional>
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#include "aidl_callback_util.h"
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#include "wifi_chip.h"
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#include "wifi_feature_flags.h"
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#include "wifi_legacy_hal.h"
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#include "wifi_legacy_hal_factory.h"
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#include "wifi_mode_controller.h"
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namespace aidl {
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namespace android {
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namespace hardware {
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namespace wifi {
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/**
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* Root AIDL interface object used to control the Wifi HAL.
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*/
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class Wifi : public BnWifi {
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public:
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Wifi(const std::shared_ptr<::android::wifi_system::InterfaceTool> iface_tool,
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const std::shared_ptr<legacy_hal::WifiLegacyHalFactory> legacy_hal_factory,
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const std::shared_ptr<mode_controller::WifiModeController> mode_controller,
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const std::shared_ptr<feature_flags::WifiFeatureFlags> feature_flags);
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bool isValid();
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// AIDL methods exposed.
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ndk::ScopedAStatus registerEventCallback(
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const std::shared_ptr<IWifiEventCallback>& in_callback) override;
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ndk::ScopedAStatus isStarted(bool* _aidl_return) override;
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ndk::ScopedAStatus start() override;
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ndk::ScopedAStatus stop() override;
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ndk::ScopedAStatus getChipIds(std::vector<int32_t>* _aidl_return) override;
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ndk::ScopedAStatus getChip(int32_t in_chipId,
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std::shared_ptr<IWifiChip>* _aidl_return) override;
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binder_status_t dump(int fd, const char** args, uint32_t numArgs) override;
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private:
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enum class RunState { STOPPED, STARTED, STOPPING };
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// Corresponding worker functions for the AIDL methods.
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ndk::ScopedAStatus registerEventCallbackInternal(
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const std::shared_ptr<IWifiEventCallback>& event_callback __unused);
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ndk::ScopedAStatus startInternal();
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ndk::ScopedAStatus stopInternal(std::unique_lock<std::recursive_mutex>* lock);
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std::pair<std::vector<int32_t>, ndk::ScopedAStatus> getChipIdsInternal();
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std::pair<std::shared_ptr<IWifiChip>, ndk::ScopedAStatus> getChipInternal(int32_t chip_id);
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ndk::ScopedAStatus initializeModeControllerAndLegacyHal();
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ndk::ScopedAStatus stopLegacyHalAndDeinitializeModeController(
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std::unique_lock<std::recursive_mutex>* lock);
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int32_t getChipIdFromWifiChip(std::shared_ptr<WifiChip>& chip);
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// Instance is created in this root level |IWifi| AIDL interface object
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// and shared with all the child AIDL interface objects.
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std::shared_ptr<::android::wifi_system::InterfaceTool> iface_tool_;
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std::shared_ptr<legacy_hal::WifiLegacyHalFactory> legacy_hal_factory_;
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std::shared_ptr<mode_controller::WifiModeController> mode_controller_;
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std::vector<std::shared_ptr<legacy_hal::WifiLegacyHal>> legacy_hals_;
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std::shared_ptr<feature_flags::WifiFeatureFlags> feature_flags_;
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RunState run_state_;
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std::vector<std::shared_ptr<WifiChip>> chips_;
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aidl_callback_util::AidlCallbackHandler<IWifiEventCallback> event_cb_handler_;
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DISALLOW_COPY_AND_ASSIGN(Wifi);
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};
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} // namespace wifi
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} // namespace hardware
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} // namespace android
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} // namespace aidl
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#endif // WIFI_H_
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