Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 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 |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 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. |
| 15 | */ |
| 16 | |
| 17 | #ifndef WIFICOND_CLIENT_INTERFACE_IMPL_H_ |
| 18 | #define WIFICOND_CLIENT_INTERFACE_IMPL_H_ |
| 19 | |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 20 | #include <array> |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 21 | #include <string> |
| 22 | |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 23 | #include <linux/if_ether.h> |
| 24 | |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 25 | #include <android-base/macros.h> |
| 26 | #include <utils/StrongPointer.h> |
Christopher Wiley | 4fc3792 | 2016-09-22 08:57:40 -0700 | [diff] [blame] | 27 | #include <wifi_system/interface_tool.h> |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 28 | |
| 29 | #include "android/net/wifi/IClientInterface.h" |
David Su | 78be0fc | 2018-11-14 17:03:40 -0800 | [diff] [blame^] | 30 | #include "android/net/wifi/ISendMgmtFrameEvent.h" |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 31 | #include "wificond/net/mlme_event_handler.h" |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 32 | #include "wificond/net/netlink_utils.h" |
Ningyuan Wang | 7a3d8dd | 2017-07-11 10:33:01 -0700 | [diff] [blame] | 33 | #include "wificond/scanning/offload/offload_service_utils.h" |
Ningyuan Wang | c2b0dce | 2016-11-17 17:54:02 -0800 | [diff] [blame] | 34 | #include "wificond/scanning/scanner_impl.h" |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 35 | |
| 36 | namespace android { |
| 37 | namespace wificond { |
| 38 | |
| 39 | class ClientInterfaceBinder; |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 40 | class ClientInterfaceImpl; |
Ningyuan Wang | 14de8b2 | 2016-08-18 15:26:15 -0700 | [diff] [blame] | 41 | class ScanUtils; |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 42 | |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 43 | class MlmeEventHandlerImpl : public MlmeEventHandler { |
| 44 | public: |
| 45 | MlmeEventHandlerImpl(ClientInterfaceImpl* client_interface); |
| 46 | ~MlmeEventHandlerImpl() override; |
| 47 | void OnConnect(std::unique_ptr<MlmeConnectEvent> event) override; |
| 48 | void OnRoam(std::unique_ptr<MlmeRoamEvent> event) override; |
| 49 | void OnAssociate(std::unique_ptr<MlmeAssociateEvent> event) override; |
Ningyuan Wang | 5711892 | 2017-02-27 13:10:32 -0800 | [diff] [blame] | 50 | void OnDisconnect(std::unique_ptr<MlmeDisconnectEvent> event) override; |
| 51 | void OnDisassociate(std::unique_ptr<MlmeDisassociateEvent> event) override; |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 52 | |
| 53 | private: |
| 54 | ClientInterfaceImpl* client_interface_; |
| 55 | }; |
| 56 | |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 57 | // Holds the guts of how we control network interfaces capable of connecting to |
| 58 | // access points via wpa_supplicant. |
| 59 | // |
| 60 | // Because remote processes may hold on to the corresponding |
| 61 | // binder object past the lifetime of the local object, we are forced to |
| 62 | // keep this object separate from the binder representation of itself. |
| 63 | class ClientInterfaceImpl { |
| 64 | public: |
Christopher Wiley | 537c1ba | 2016-08-23 10:56:06 -0700 | [diff] [blame] | 65 | ClientInterfaceImpl( |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 66 | uint32_t wiphy_index, |
Christopher Wiley | 537c1ba | 2016-08-23 10:56:06 -0700 | [diff] [blame] | 67 | const std::string& interface_name, |
| 68 | uint32_t interface_index, |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 69 | const std::array<uint8_t, ETH_ALEN>& interface_mac_addr, |
Christopher Wiley | 4fc3792 | 2016-09-22 08:57:40 -0700 | [diff] [blame] | 70 | android::wifi_system::InterfaceTool* if_tool, |
Ningyuan Wang | a12253e | 2016-09-15 10:53:07 -0700 | [diff] [blame] | 71 | NetlinkUtils* netlink_utils, |
Christopher Wiley | 537c1ba | 2016-08-23 10:56:06 -0700 | [diff] [blame] | 72 | ScanUtils* scan_utils); |
Ningyuan Wang | 3c023a0 | 2017-06-22 15:21:15 -0700 | [diff] [blame] | 73 | virtual ~ClientInterfaceImpl(); |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 74 | |
| 75 | // Get a pointer to the binder representing this ClientInterfaceImpl. |
| 76 | android::sp<android::net::wifi::IClientInterface> GetBinder() const; |
| 77 | |
Ningyuan Wang | a12253e | 2016-09-15 10:53:07 -0700 | [diff] [blame] | 78 | bool GetPacketCounters(std::vector<int32_t>* out_packet_counters); |
Ningyuan Wang | b52f635 | 2016-09-16 15:39:41 -0700 | [diff] [blame] | 79 | bool SignalPoll(std::vector<int32_t>* out_signal_poll_results); |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 80 | const std::array<uint8_t, ETH_ALEN>& GetMacAddress(); |
Ningyuan Wang | e5d0d67 | 2016-09-29 11:13:45 -0700 | [diff] [blame] | 81 | const std::string& GetInterfaceName() const { return interface_name_; } |
Ningyuan Wang | c2b0dce | 2016-11-17 17:54:02 -0800 | [diff] [blame] | 82 | const android::sp<ScannerImpl> GetScanner() { return scanner_; }; |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 83 | bool SetMacAddress(const std::array<uint8_t, ETH_ALEN>& mac); |
Ningyuan Wang | 3c023a0 | 2017-06-22 15:21:15 -0700 | [diff] [blame] | 84 | virtual bool IsAssociated() const; |
Ningyuan Wang | 8ec7696 | 2017-04-07 16:03:33 -0700 | [diff] [blame] | 85 | void Dump(std::stringstream* ss) const; |
David Su | 78be0fc | 2018-11-14 17:03:40 -0800 | [diff] [blame^] | 86 | void SendMgmtFrame( |
| 87 | const std::vector<uint8_t>& frame, |
| 88 | const sp<::android::net::wifi::ISendMgmtFrameEvent>& callback, |
| 89 | int32_t mcs); |
Christopher Wiley | 6652784 | 2016-08-10 09:33:45 -0700 | [diff] [blame] | 90 | |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 91 | private: |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 92 | bool RefreshAssociateFreq(); |
Ningyuan Wang | 14de8b2 | 2016-08-18 15:26:15 -0700 | [diff] [blame] | 93 | |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 94 | const uint32_t wiphy_index_; |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 95 | const std::string interface_name_; |
Ningyuan Wang | 9bc59a0 | 2016-08-11 09:59:22 -0700 | [diff] [blame] | 96 | const uint32_t interface_index_; |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 97 | const std::array<uint8_t, ETH_ALEN> interface_mac_addr_; |
Christopher Wiley | 4fc3792 | 2016-09-22 08:57:40 -0700 | [diff] [blame] | 98 | android::wifi_system::InterfaceTool* const if_tool_; |
Ningyuan Wang | a12253e | 2016-09-15 10:53:07 -0700 | [diff] [blame] | 99 | NetlinkUtils* const netlink_utils_; |
Ningyuan Wang | 14de8b2 | 2016-08-18 15:26:15 -0700 | [diff] [blame] | 100 | ScanUtils* const scan_utils_; |
Ningyuan Wang | 7a3d8dd | 2017-07-11 10:33:01 -0700 | [diff] [blame] | 101 | const std::shared_ptr<OffloadServiceUtils> offload_service_utils_; |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 102 | const std::unique_ptr<MlmeEventHandlerImpl> mlme_event_handler_; |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 103 | const android::sp<ClientInterfaceBinder> binder_; |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 104 | android::sp<ScannerImpl> scanner_; |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 105 | |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 106 | // Cached information for this connection. |
Ningyuan Wang | 5711892 | 2017-02-27 13:10:32 -0800 | [diff] [blame] | 107 | bool is_associated_; |
David Su | 61ea307 | 2018-10-02 15:14:29 -0700 | [diff] [blame] | 108 | std::array<uint8_t, ETH_ALEN> bssid_; |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 109 | uint32_t associate_freq_; |
| 110 | |
Ningyuan Wang | 2c74cae | 2016-11-29 15:50:14 -0800 | [diff] [blame] | 111 | // Capability information for this wiphy/interface. |
| 112 | BandInfo band_info_; |
| 113 | ScanCapabilities scan_capabilities_; |
| 114 | WiphyFeatures wiphy_features_; |
| 115 | |
David Su | 78be0fc | 2018-11-14 17:03:40 -0800 | [diff] [blame^] | 116 | // handler for frame tx status messages |
| 117 | bool frame_tx_in_progress_; |
| 118 | uint64_t frame_tx_status_cookie_; |
| 119 | std::function<void(bool was_acked)> on_frame_tx_status_event_handler_; |
| 120 | |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 121 | DISALLOW_COPY_AND_ASSIGN(ClientInterfaceImpl); |
Ningyuan Wang | 042736e | 2016-10-05 14:25:22 -0700 | [diff] [blame] | 122 | friend class MlmeEventHandlerImpl; |
Christopher Wiley | c139fbf | 2016-07-27 13:48:22 -0700 | [diff] [blame] | 123 | }; |
| 124 | |
| 125 | } // namespace wificond |
| 126 | } // namespace android |
| 127 | |
| 128 | #endif // WIFICOND_CLIENT_INTERFACE_IMPL_H_ |