Alessandro Astone | 62b19f4 | 2019-09-10 23:32:56 +0200 | [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 | #include <android-base/logging.h> |
| 18 | |
| 19 | #include "hidl_return_util.h" |
| 20 | #include "hidl_struct_util.h" |
| 21 | #include "wifi_ap_iface.h" |
| 22 | #include "wifi_status_util.h" |
| 23 | |
| 24 | namespace android { |
| 25 | namespace hardware { |
| 26 | namespace wifi { |
| 27 | namespace V1_3 { |
| 28 | namespace implementation { |
| 29 | using hidl_return_util::validateAndCall; |
| 30 | |
| 31 | WifiApIface::WifiApIface( |
| 32 | const std::string& ifname, |
| 33 | const std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal, |
| 34 | const std::weak_ptr<iface_util::WifiIfaceUtil> iface_util, |
| 35 | const std::weak_ptr<feature_flags::WifiFeatureFlags> feature_flags) |
| 36 | : ifname_(ifname), |
| 37 | legacy_hal_(legacy_hal), |
| 38 | iface_util_(iface_util), |
| 39 | feature_flags_(feature_flags), |
| 40 | is_valid_(true) { |
| 41 | if (feature_flags_.lock()->isApMacRandomizationDisabled()) { |
| 42 | LOG(INFO) << "AP MAC randomization disabled"; |
| 43 | return; |
| 44 | } |
| 45 | LOG(INFO) << "AP MAC randomization enabled"; |
| 46 | // Set random MAC address |
| 47 | std::array<uint8_t, 6> randomized_mac = |
| 48 | iface_util_.lock()->getOrCreateRandomMacAddress(); |
| 49 | bool status = iface_util_.lock()->setMacAddress(ifname_, randomized_mac); |
| 50 | if (!status) { |
| 51 | LOG(ERROR) << "Failed to set random mac address"; |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | void WifiApIface::invalidate() { |
| 56 | legacy_hal_.reset(); |
| 57 | is_valid_ = false; |
| 58 | } |
| 59 | |
| 60 | bool WifiApIface::isValid() { return is_valid_; } |
| 61 | |
| 62 | std::string WifiApIface::getName() { return ifname_; } |
| 63 | |
| 64 | Return<void> WifiApIface::getName(getName_cb hidl_status_cb) { |
| 65 | return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID, |
| 66 | &WifiApIface::getNameInternal, hidl_status_cb); |
| 67 | } |
| 68 | |
| 69 | Return<void> WifiApIface::getType(getType_cb hidl_status_cb) { |
| 70 | return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID, |
| 71 | &WifiApIface::getTypeInternal, hidl_status_cb); |
| 72 | } |
| 73 | |
| 74 | Return<void> WifiApIface::setCountryCode(const hidl_array<int8_t, 2>& code, |
| 75 | setCountryCode_cb hidl_status_cb) { |
| 76 | return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID, |
| 77 | &WifiApIface::setCountryCodeInternal, hidl_status_cb, |
| 78 | code); |
| 79 | } |
| 80 | |
| 81 | Return<void> WifiApIface::getValidFrequenciesForBand( |
| 82 | WifiBand band, getValidFrequenciesForBand_cb hidl_status_cb) { |
| 83 | return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID, |
| 84 | &WifiApIface::getValidFrequenciesForBandInternal, |
| 85 | hidl_status_cb, band); |
| 86 | } |
| 87 | |
| 88 | std::pair<WifiStatus, std::string> WifiApIface::getNameInternal() { |
| 89 | return {createWifiStatus(WifiStatusCode::SUCCESS), ifname_}; |
| 90 | } |
| 91 | |
| 92 | std::pair<WifiStatus, IfaceType> WifiApIface::getTypeInternal() { |
| 93 | return {createWifiStatus(WifiStatusCode::SUCCESS), IfaceType::AP}; |
| 94 | } |
| 95 | |
| 96 | WifiStatus WifiApIface::setCountryCodeInternal( |
| 97 | const std::array<int8_t, 2>& code) { |
| 98 | legacy_hal::wifi_error legacy_status = |
| 99 | legacy_hal_.lock()->setCountryCode(ifname_, code); |
| 100 | return createWifiStatusFromLegacyError(legacy_status); |
| 101 | } |
| 102 | |
| 103 | std::pair<WifiStatus, std::vector<WifiChannelInMhz>> |
| 104 | WifiApIface::getValidFrequenciesForBandInternal(WifiBand band) { |
| 105 | static_assert(sizeof(WifiChannelInMhz) == sizeof(uint32_t), |
| 106 | "Size mismatch"); |
| 107 | legacy_hal::wifi_error legacy_status; |
| 108 | std::vector<uint32_t> valid_frequencies; |
| 109 | std::tie(legacy_status, valid_frequencies) = |
| 110 | legacy_hal_.lock()->getValidFrequenciesForBand( |
| 111 | ifname_, hidl_struct_util::convertHidlWifiBandToLegacy(band)); |
| 112 | return {createWifiStatusFromLegacyError(legacy_status), valid_frequencies}; |
| 113 | } |
| 114 | } // namespace implementation |
| 115 | } // namespace V1_3 |
| 116 | } // namespace wifi |
| 117 | } // namespace hardware |
| 118 | } // namespace android |