2 * Copyright (C) 2016 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef WIFICOND_SERVER_H_
18 #define WIFICOND_SERVER_H_
24 #include <android-base/macros.h>
25 #include <wifi_system/interface_tool.h>
27 #include "android/net/wifi/BnWificond.h"
28 #include "android/net/wifi/IApInterface.h"
29 #include "android/net/wifi/IClientInterface.h"
30 #include "android/net/wifi/IInterfaceEventCallback.h"
32 #include "wificond/ap_interface_impl.h"
33 #include "wificond/client_interface_impl.h"
34 #include "wificond/rtt/rtt_controller_impl.h"
45 class Server : public android::net::wifi::BnWificond {
47 Server(std::unique_ptr<wifi_system::InterfaceTool> if_tool,
48 std::unique_ptr<wifi_system::SupplicantManager> supplicant_man,
49 std::unique_ptr<wifi_system::HostapdManager> hostapd_man,
50 NetlinkUtils* netlink_utils,
51 ScanUtils* scan_utils);
52 ~Server() override = default;
54 android::binder::Status RegisterCallback(
55 const android::sp<android::net::wifi::IInterfaceEventCallback>&
57 android::binder::Status UnregisterCallback(
58 const android::sp<android::net::wifi::IInterfaceEventCallback>&
61 android::binder::Status registerRttClient(
62 const ::android::sp<::android::net::wifi::IRttClient>& rtt_client,
63 ::android::sp<::android::net::wifi::IRttController>*
64 out_rtt_controller) override;
66 android::binder::Status unregisterRttClient(
67 const ::android::sp<::android::net::wifi::IRttClient>&
70 android::binder::Status createApInterface(
71 android::sp<android::net::wifi::IApInterface>*
72 created_interface) override;
74 android::binder::Status createClientInterface(
75 android::sp<android::net::wifi::IClientInterface>*
76 created_interface) override;
78 android::binder::Status tearDownInterfaces() override;
80 android::binder::Status GetClientInterfaces(
81 std::vector<android::sp<android::IBinder>>* out_client_ifs) override;
82 android::binder::Status GetApInterfaces(
83 std::vector<android::sp<android::IBinder>>* out_ap_ifs) override;
84 status_t dump(int fd, const Vector<String16>& args) override;
86 // Call this once on startup. It ignores all the invariants held
87 // in wificond and tries to restore ourselves to a blank state by
88 // killing userspace daemons and cleaning up the interface state.
89 void CleanUpSystemState();
92 // Request interface information from kernel and setup local interface object.
93 // This assumes that interface should be in STATION mode. Even if we setup
94 // interface on behalf of createApInterace(), it is Hostapd that configure
95 // the interface to Ap mode later.
96 // Returns true on success, false otherwise.
97 bool SetupInterface(InterfaceInfo* interface);
98 bool RefreshWiphyIndex();
99 void LogSupportedBands();
100 void OnRegDomainChanged(std::string& country_code);
101 void BroadcastClientInterfaceReady(
102 android::sp<android::net::wifi::IClientInterface> network_interface);
103 void BroadcastApInterfaceReady(
104 android::sp<android::net::wifi::IApInterface> network_interface);
105 void BroadcastClientInterfaceTornDown(
106 android::sp<android::net::wifi::IClientInterface> network_interface);
107 void BroadcastApInterfaceTornDown(
108 android::sp<android::net::wifi::IApInterface> network_interface);
109 void MarkDownAllInterfaces();
111 const std::unique_ptr<wifi_system::InterfaceTool> if_tool_;
112 const std::unique_ptr<wifi_system::SupplicantManager> supplicant_manager_;
113 const std::unique_ptr<wifi_system::HostapdManager> hostapd_manager_;
114 NetlinkUtils* const netlink_utils_;
115 ScanUtils* const scan_utils_;
117 uint32_t wiphy_index_;
118 std::vector<std::unique_ptr<ApInterfaceImpl>> ap_interfaces_;
119 std::vector<std::unique_ptr<ClientInterfaceImpl>> client_interfaces_;
120 std::vector<android::sp<android::net::wifi::IInterfaceEventCallback>>
121 interface_event_callbacks_;
123 std::unique_ptr<RttControllerImpl> rtt_controller_;
125 // Cached interface list from kernel.
126 std::vector<InterfaceInfo> interfaces_;
128 DISALLOW_COPY_AND_ASSIGN(Server);
131 } // namespace wificond
132 } // namespace android
134 #endif // WIFICOND_SERVER_H_