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 WIFI_RTT_CONTROLLER_H_ 18 #define WIFI_RTT_CONTROLLER_H_ 19 20 #include <android-base/macros.h> 21 #include <android/hardware/wifi/1.0/IWifiIface.h> 22 #include <android/hardware/wifi/1.0/IWifiRttController.h> 23 #include <android/hardware/wifi/1.0/IWifiRttControllerEventCallback.h> 24 25 #include "wifi_legacy_hal.h" 26 27 namespace android { 28 namespace hardware { 29 namespace wifi { 30 namespace V1_2 { 31 namespace implementation { 32 33 /** 34 * HIDL interface object used to control all RTT operations. 35 */ 36 class WifiRttController : public V1_0::IWifiRttController { 37 public: 38 WifiRttController( 39 const std::string& iface_name, const sp<IWifiIface>& bound_iface, 40 const std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal); 41 // Refer to |WifiChip::invalidate()|. 42 void invalidate(); 43 bool isValid(); 44 std::vector<sp<IWifiRttControllerEventCallback>> getEventCallbacks(); 45 46 // HIDL methods exposed. 47 Return<void> getBoundIface(getBoundIface_cb hidl_status_cb) override; 48 Return<void> registerEventCallback( 49 const sp<IWifiRttControllerEventCallback>& callback, 50 registerEventCallback_cb hidl_status_cb) override; 51 Return<void> rangeRequest(uint32_t cmd_id, 52 const hidl_vec<RttConfig>& rtt_configs, 53 rangeRequest_cb hidl_status_cb) override; 54 Return<void> rangeCancel(uint32_t cmd_id, 55 const hidl_vec<hidl_array<uint8_t, 6>>& addrs, 56 rangeCancel_cb hidl_status_cb) override; 57 Return<void> getCapabilities(getCapabilities_cb hidl_status_cb) override; 58 Return<void> setLci(uint32_t cmd_id, const RttLciInformation& lci, 59 setLci_cb hidl_status_cb) override; 60 Return<void> setLcr(uint32_t cmd_id, const RttLcrInformation& lcr, 61 setLcr_cb hidl_status_cb) override; 62 Return<void> getResponderInfo(getResponderInfo_cb hidl_status_cb) override; 63 Return<void> enableResponder(uint32_t cmd_id, 64 const WifiChannelInfo& channel_hint, 65 uint32_t max_duration_seconds, 66 const RttResponder& info, 67 enableResponder_cb hidl_status_cb) override; 68 Return<void> disableResponder(uint32_t cmd_id, 69 disableResponder_cb hidl_status_cb) override; 70 71 private: 72 // Corresponding worker functions for the HIDL methods. 73 std::pair<WifiStatus, sp<IWifiIface>> getBoundIfaceInternal(); 74 WifiStatus registerEventCallbackInternal( 75 const sp<IWifiRttControllerEventCallback>& callback); 76 WifiStatus rangeRequestInternal(uint32_t cmd_id, 77 const std::vector<RttConfig>& rtt_configs); 78 WifiStatus rangeCancelInternal( 79 uint32_t cmd_id, const std::vector<hidl_array<uint8_t, 6>>& addrs); 80 std::pair<WifiStatus, RttCapabilities> getCapabilitiesInternal(); 81 WifiStatus setLciInternal(uint32_t cmd_id, const RttLciInformation& lci); 82 WifiStatus setLcrInternal(uint32_t cmd_id, const RttLcrInformation& lcr); 83 std::pair<WifiStatus, RttResponder> getResponderInfoInternal(); 84 WifiStatus enableResponderInternal(uint32_t cmd_id, 85 const WifiChannelInfo& channel_hint, 86 uint32_t max_duration_seconds, 87 const RttResponder& info); 88 WifiStatus disableResponderInternal(uint32_t cmd_id); 89 90 std::string ifname_; 91 sp<IWifiIface> bound_iface_; 92 std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal_; 93 std::vector<sp<IWifiRttControllerEventCallback>> event_callbacks_; 94 bool is_valid_; 95 96 DISALLOW_COPY_AND_ASSIGN(WifiRttController); 97 }; 98 99 } // namespace implementation 100 } // namespace V1_2 101 } // namespace wifi 102 } // namespace hardware 103 } // namespace android 104 105 #endif // WIFI_RTT_CONTROLLER_H_ 106