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_CLIENT_INTERFACE_IMPL_H_
18 #define WIFICOND_CLIENT_INTERFACE_IMPL_H_
22 #include <android-base/macros.h>
23 #include <utils/StrongPointer.h>
24 #include <wifi_system/interface_tool.h>
25 #include <wifi_system/supplicant_manager.h>
27 #include "android/net/wifi/IClientInterface.h"
28 #include "wificond/net/mlme_event_handler.h"
29 #include "wificond/net/netlink_utils.h"
30 #include "wificond/scanning/scanner_impl.h"
35 class ClientInterfaceBinder;
36 class ClientInterfaceImpl;
39 class MlmeEventHandlerImpl : public MlmeEventHandler {
41 MlmeEventHandlerImpl(ClientInterfaceImpl* client_interface);
42 ~MlmeEventHandlerImpl() override;
43 void OnConnect(std::unique_ptr<MlmeConnectEvent> event) override;
44 void OnRoam(std::unique_ptr<MlmeRoamEvent> event) override;
45 void OnAssociate(std::unique_ptr<MlmeAssociateEvent> event) override;
46 void OnDisconnect(std::unique_ptr<MlmeDisconnectEvent> event) override;
47 void OnDisassociate(std::unique_ptr<MlmeDisassociateEvent> event) override;
50 ClientInterfaceImpl* client_interface_;
53 // Holds the guts of how we control network interfaces capable of connecting to
54 // access points via wpa_supplicant.
56 // Because remote processes may hold on to the corresponding
57 // binder object past the lifetime of the local object, we are forced to
58 // keep this object separate from the binder representation of itself.
59 class ClientInterfaceImpl {
63 const std::string& interface_name,
64 uint32_t interface_index,
65 const std::vector<uint8_t>& interface_mac_addr,
66 android::wifi_system::InterfaceTool* if_tool,
67 android::wifi_system::SupplicantManager* supplicant_manager,
68 NetlinkUtils* netlink_utils,
69 ScanUtils* scan_utils);
70 virtual ~ClientInterfaceImpl();
72 // Get a pointer to the binder representing this ClientInterfaceImpl.
73 android::sp<android::net::wifi::IClientInterface> GetBinder() const;
75 bool EnableSupplicant();
76 bool DisableSupplicant();
77 bool GetPacketCounters(std::vector<int32_t>* out_packet_counters);
78 bool SignalPoll(std::vector<int32_t>* out_signal_poll_results);
79 const std::vector<uint8_t>& GetMacAddress();
80 const std::string& GetInterfaceName() const { return interface_name_; }
81 const android::sp<ScannerImpl> GetScanner() { return scanner_; };
83 const ::std::vector<uint8_t>& bssid,
84 const ::android::sp<::android::net::wifi::IANQPDoneCallback>& callback);
85 virtual bool IsAssociated() const;
86 void Dump(std::stringstream* ss) const;
89 bool RefreshAssociateFreq();
91 const uint32_t wiphy_index_;
92 const std::string interface_name_;
93 const uint32_t interface_index_;
94 const std::vector<uint8_t> interface_mac_addr_;
95 android::wifi_system::InterfaceTool* const if_tool_;
96 android::wifi_system::SupplicantManager* const supplicant_manager_;
97 NetlinkUtils* const netlink_utils_;
98 ScanUtils* const scan_utils_;
99 const std::unique_ptr<MlmeEventHandlerImpl> mlme_event_handler_;
100 const android::sp<ClientInterfaceBinder> binder_;
101 android::sp<ScannerImpl> scanner_;
103 // Cached information for this connection.
105 std::vector<uint8_t> bssid_;
106 uint32_t associate_freq_;
108 // Capability information for this wiphy/interface.
110 ScanCapabilities scan_capabilities_;
111 WiphyFeatures wiphy_features_;
113 DISALLOW_COPY_AND_ASSIGN(ClientInterfaceImpl);
114 friend class MlmeEventHandlerImpl;
117 } // namespace wificond
118 } // namespace android
120 #endif // WIFICOND_CLIENT_INTERFACE_IMPL_H_