122 lines
4.4 KiB
C++
122 lines
4.4 KiB
C++
/*
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* Copyright (C) 2016 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 WIFICOND_SERVER_H_
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#define WIFICOND_SERVER_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include <android-base/macros.h>
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#include <wifi_system/interface_tool.h>
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#include "android/net/wifi/BnWificond.h"
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#include "android/net/wifi/IApInterface.h"
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#include "android/net/wifi/IClientInterface.h"
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#include "android/net/wifi/IInterfaceEventCallback.h"
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#include "wificond/ap_interface_impl.h"
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#include "wificond/client_interface_impl.h"
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namespace android {
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namespace wificond {
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class NL80211Packet;
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class NetlinkUtils;
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class ScanUtils;
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struct InterfaceInfo;
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class Server : public android::net::wifi::BnWificond {
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public:
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Server(std::unique_ptr<wifi_system::InterfaceTool> if_tool,
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std::unique_ptr<wifi_system::SupplicantManager> supplicant_man,
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std::unique_ptr<wifi_system::HostapdManager> hostapd_man,
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NetlinkUtils* netlink_utils,
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ScanUtils* scan_utils);
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~Server() override = default;
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android::binder::Status RegisterCallback(
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const android::sp<android::net::wifi::IInterfaceEventCallback>&
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callback) override;
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android::binder::Status UnregisterCallback(
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const android::sp<android::net::wifi::IInterfaceEventCallback>&
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callback) override;
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android::binder::Status createApInterface(
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android::sp<android::net::wifi::IApInterface>*
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created_interface) override;
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android::binder::Status createClientInterface(
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android::sp<android::net::wifi::IClientInterface>*
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created_interface) override;
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android::binder::Status tearDownInterfaces() override;
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android::binder::Status GetClientInterfaces(
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std::vector<android::sp<android::IBinder>>* out_client_ifs) override;
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android::binder::Status GetApInterfaces(
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std::vector<android::sp<android::IBinder>>* out_ap_ifs) override;
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status_t dump(int fd, const Vector<String16>& args) override;
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// Call this once on startup. It ignores all the invariants held
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// in wificond and tries to restore ourselves to a blank state by
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// killing userspace daemons and cleaning up the interface state.
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void CleanUpSystemState();
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private:
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// Request interface information from kernel and setup local interface object.
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// This assumes that interface should be in STATION mode. Even if we setup
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// interface on behalf of createApInterace(), it is Hostapd that configure
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// the interface to Ap mode later.
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// Returns true on success, false otherwise.
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bool SetupInterface(InterfaceInfo* interface);
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bool RefreshWiphyIndex();
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void LogSupportedBands();
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void OnRegDomainChanged(std::string& country_code);
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void BroadcastClientInterfaceReady(
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android::sp<android::net::wifi::IClientInterface> network_interface);
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void BroadcastApInterfaceReady(
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android::sp<android::net::wifi::IApInterface> network_interface);
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void BroadcastClientInterfaceTornDown(
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android::sp<android::net::wifi::IClientInterface> network_interface);
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void BroadcastApInterfaceTornDown(
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android::sp<android::net::wifi::IApInterface> network_interface);
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void MarkDownAllInterfaces();
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const std::unique_ptr<wifi_system::InterfaceTool> if_tool_;
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const std::unique_ptr<wifi_system::SupplicantManager> supplicant_manager_;
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const std::unique_ptr<wifi_system::HostapdManager> hostapd_manager_;
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NetlinkUtils* const netlink_utils_;
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ScanUtils* const scan_utils_;
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uint32_t wiphy_index_;
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std::vector<std::unique_ptr<ApInterfaceImpl>> ap_interfaces_;
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std::vector<std::unique_ptr<ClientInterfaceImpl>> client_interfaces_;
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std::vector<android::sp<android::net::wifi::IInterfaceEventCallback>>
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interface_event_callbacks_;
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// Cached interface list from kernel.
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std::vector<InterfaceInfo> interfaces_;
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DISALLOW_COPY_AND_ASSIGN(Server);
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};
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} // namespace wificond
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} // namespace android
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#endif // WIFICOND_SERVER_H_
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