platform_hardware_interfaces/wifi/1.4/default/wifi_sta_iface.cpp

/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <android-base/logging.h>

#include "hidl_return_util.h"
#include "hidl_struct_util.h"
#include "wifi_sta_iface.h"
#include "wifi_status_util.h"

namespace android {
namespace hardware {
namespace wifi {
namespace V1_4 {
namespace implementation {
using hidl_return_util::validateAndCall;

WifiStaIface::WifiStaIface(
    const std::string& ifname,
    const std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal,
    const std::weak_ptr<iface_util::WifiIfaceUtil> iface_util)
    : ifname_(ifname),
      legacy_hal_(legacy_hal),
      iface_util_(iface_util),
      is_valid_(true) {
    // Turn on DFS channel usage for STA iface.
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->setDfsFlag(ifname_, true);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        LOG(ERROR)
            << "Failed to set DFS flag; DFS channels may be unavailable.";
    }
}

void WifiStaIface::invalidate() {
    legacy_hal_.reset();
    event_cb_handler_.invalidate();
    is_valid_ = false;
}

bool WifiStaIface::isValid() { return is_valid_; }

std::string WifiStaIface::getName() { return ifname_; }

std::set<sp<IWifiStaIfaceEventCallback>> WifiStaIface::getEventCallbacks() {
    return event_cb_handler_.getCallbacks();
}

Return<void> WifiStaIface::getName(getName_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getNameInternal, hidl_status_cb);
}

Return<void> WifiStaIface::getType(getType_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getTypeInternal, hidl_status_cb);
}

Return<void> WifiStaIface::registerEventCallback(
    const sp<IWifiStaIfaceEventCallback>& callback,
    registerEventCallback_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::registerEventCallbackInternal,
                           hidl_status_cb, callback);
}

Return<void> WifiStaIface::getCapabilities(getCapabilities_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getCapabilitiesInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::getApfPacketFilterCapabilities(
    getApfPacketFilterCapabilities_cb hidl_status_cb) {
    return validateAndCall(
        this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
        &WifiStaIface::getApfPacketFilterCapabilitiesInternal, hidl_status_cb);
}

Return<void> WifiStaIface::installApfPacketFilter(
    uint32_t cmd_id, const hidl_vec<uint8_t>& program,
    installApfPacketFilter_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::installApfPacketFilterInternal,
                           hidl_status_cb, cmd_id, program);
}

Return<void> WifiStaIface::readApfPacketFilterData(
    readApfPacketFilterData_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::readApfPacketFilterDataInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::getBackgroundScanCapabilities(
    getBackgroundScanCapabilities_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getBackgroundScanCapabilitiesInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::getValidFrequenciesForBand(
    V1_0::WifiBand band, getValidFrequenciesForBand_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getValidFrequenciesForBandInternal,
                           hidl_status_cb, band);
}

Return<void> WifiStaIface::startBackgroundScan(
    uint32_t cmd_id, const StaBackgroundScanParameters& params,
    startBackgroundScan_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::startBackgroundScanInternal,
                           hidl_status_cb, cmd_id, params);
}

Return<void> WifiStaIface::stopBackgroundScan(
    uint32_t cmd_id, stopBackgroundScan_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::stopBackgroundScanInternal,
                           hidl_status_cb, cmd_id);
}

Return<void> WifiStaIface::enableLinkLayerStatsCollection(
    bool debug, enableLinkLayerStatsCollection_cb hidl_status_cb) {
    return validateAndCall(
        this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
        &WifiStaIface::enableLinkLayerStatsCollectionInternal, hidl_status_cb,
        debug);
}

Return<void> WifiStaIface::disableLinkLayerStatsCollection(
    disableLinkLayerStatsCollection_cb hidl_status_cb) {
    return validateAndCall(
        this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
        &WifiStaIface::disableLinkLayerStatsCollectionInternal, hidl_status_cb);
}

Return<void> WifiStaIface::getLinkLayerStats(
    getLinkLayerStats_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getLinkLayerStatsInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::getLinkLayerStats_1_3(
    getLinkLayerStats_1_3_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getLinkLayerStatsInternal_1_3,
                           hidl_status_cb);
}

Return<void> WifiStaIface::startRssiMonitoring(
    uint32_t cmd_id, int32_t max_rssi, int32_t min_rssi,
    startRssiMonitoring_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::startRssiMonitoringInternal,
                           hidl_status_cb, cmd_id, max_rssi, min_rssi);
}

Return<void> WifiStaIface::stopRssiMonitoring(
    uint32_t cmd_id, stopRssiMonitoring_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::stopRssiMonitoringInternal,
                           hidl_status_cb, cmd_id);
}

Return<void> WifiStaIface::getRoamingCapabilities(
    getRoamingCapabilities_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getRoamingCapabilitiesInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::configureRoaming(
    const StaRoamingConfig& config, configureRoaming_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::configureRoamingInternal,
                           hidl_status_cb, config);
}

Return<void> WifiStaIface::setRoamingState(StaRoamingState state,
                                           setRoamingState_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::setRoamingStateInternal,
                           hidl_status_cb, state);
}

Return<void> WifiStaIface::enableNdOffload(bool enable,
                                           enableNdOffload_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::enableNdOffloadInternal,
                           hidl_status_cb, enable);
}

Return<void> WifiStaIface::startSendingKeepAlivePackets(
    uint32_t cmd_id, const hidl_vec<uint8_t>& ip_packet_data,
    uint16_t ether_type, const hidl_array<uint8_t, 6>& src_address,
    const hidl_array<uint8_t, 6>& dst_address, uint32_t period_in_ms,
    startSendingKeepAlivePackets_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::startSendingKeepAlivePacketsInternal,
                           hidl_status_cb, cmd_id, ip_packet_data, ether_type,
                           src_address, dst_address, period_in_ms);
}

Return<void> WifiStaIface::stopSendingKeepAlivePackets(
    uint32_t cmd_id, stopSendingKeepAlivePackets_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::stopSendingKeepAlivePacketsInternal,
                           hidl_status_cb, cmd_id);
}

Return<void> WifiStaIface::setScanningMacOui(
    const hidl_array<uint8_t, 3>& oui, setScanningMacOui_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::setScanningMacOuiInternal,
                           hidl_status_cb, oui);
}

Return<void> WifiStaIface::startDebugPacketFateMonitoring(
    startDebugPacketFateMonitoring_cb hidl_status_cb) {
    return validateAndCall(
        this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
        &WifiStaIface::startDebugPacketFateMonitoringInternal, hidl_status_cb);
}

Return<void> WifiStaIface::getDebugTxPacketFates(
    getDebugTxPacketFates_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getDebugTxPacketFatesInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::getDebugRxPacketFates(
    getDebugRxPacketFates_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getDebugRxPacketFatesInternal,
                           hidl_status_cb);
}

Return<void> WifiStaIface::setMacAddress(const hidl_array<uint8_t, 6>& mac,
                                         setMacAddress_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::setMacAddressInternal, hidl_status_cb,
                           mac);
}

Return<void> WifiStaIface::getFactoryMacAddress(
    getFactoryMacAddress_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getFactoryMacAddressInternal,
                           hidl_status_cb);
}

std::pair<WifiStatus, std::string> WifiStaIface::getNameInternal() {
    return {createWifiStatus(WifiStatusCode::SUCCESS), ifname_};
}

std::pair<WifiStatus, IfaceType> WifiStaIface::getTypeInternal() {
    return {createWifiStatus(WifiStatusCode::SUCCESS), IfaceType::STA};
}

WifiStatus WifiStaIface::registerEventCallbackInternal(
    const sp<IWifiStaIfaceEventCallback>& callback) {
    if (!event_cb_handler_.addCallback(callback)) {
        return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
    }
    return createWifiStatus(WifiStatusCode::SUCCESS);
}

std::pair<WifiStatus, uint32_t> WifiStaIface::getCapabilitiesInternal() {
    legacy_hal::wifi_error legacy_status;
    uint64_t legacy_feature_set;
    std::tie(legacy_status, legacy_feature_set) =
        legacy_hal_.lock()->getSupportedFeatureSet(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), 0};
    }
    uint32_t legacy_logger_feature_set;
    std::tie(legacy_status, legacy_logger_feature_set) =
        legacy_hal_.lock()->getLoggerSupportedFeatureSet(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        // some devices don't support querying logger feature set
        legacy_logger_feature_set = 0;
    }
    uint32_t hidl_caps;
    if (!hidl_struct_util::convertLegacyFeaturesToHidlStaCapabilities(
            legacy_feature_set, legacy_logger_feature_set, &hidl_caps)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), 0};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_caps};
}

std::pair<WifiStatus, StaApfPacketFilterCapabilities>
WifiStaIface::getApfPacketFilterCapabilitiesInternal() {
    legacy_hal::wifi_error legacy_status;
    legacy_hal::PacketFilterCapabilities legacy_caps;
    std::tie(legacy_status, legacy_caps) =
        legacy_hal_.lock()->getPacketFilterCapabilities(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    StaApfPacketFilterCapabilities hidl_caps;
    if (!hidl_struct_util::convertLegacyApfCapabilitiesToHidl(legacy_caps,
                                                              &hidl_caps)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_caps};
}

WifiStatus WifiStaIface::installApfPacketFilterInternal(
    uint32_t /* cmd_id */, const std::vector<uint8_t>& program) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->setPacketFilter(ifname_, program);
    return createWifiStatusFromLegacyError(legacy_status);
}

std::pair<WifiStatus, std::vector<uint8_t>>
WifiStaIface::readApfPacketFilterDataInternal() {
    const std::pair<legacy_hal::wifi_error, std::vector<uint8_t>>
        legacy_status_and_data =
            legacy_hal_.lock()->readApfPacketFilterData(ifname_);
    return {createWifiStatusFromLegacyError(legacy_status_and_data.first),
            std::move(legacy_status_and_data.second)};
}

std::pair<WifiStatus, StaBackgroundScanCapabilities>
WifiStaIface::getBackgroundScanCapabilitiesInternal() {
    legacy_hal::wifi_error legacy_status;
    legacy_hal::wifi_gscan_capabilities legacy_caps;
    std::tie(legacy_status, legacy_caps) =
        legacy_hal_.lock()->getGscanCapabilities(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    StaBackgroundScanCapabilities hidl_caps;
    if (!hidl_struct_util::convertLegacyGscanCapabilitiesToHidl(legacy_caps,
                                                                &hidl_caps)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_caps};
}

std::pair<WifiStatus, std::vector<WifiChannelInMhz>>
WifiStaIface::getValidFrequenciesForBandInternal(V1_0::WifiBand band) {
    static_assert(sizeof(WifiChannelInMhz) == sizeof(uint32_t),
                  "Size mismatch");
    legacy_hal::wifi_error legacy_status;
    std::vector<uint32_t> valid_frequencies;
    std::tie(legacy_status, valid_frequencies) =
        legacy_hal_.lock()->getValidFrequenciesForBand(
            ifname_, hidl_struct_util::convertHidlWifiBandToLegacy(band));
    return {createWifiStatusFromLegacyError(legacy_status), valid_frequencies};
}

WifiStatus WifiStaIface::startBackgroundScanInternal(
    uint32_t cmd_id, const StaBackgroundScanParameters& params) {
    legacy_hal::wifi_scan_cmd_params legacy_params;
    if (!hidl_struct_util::convertHidlGscanParamsToLegacy(params,
                                                          &legacy_params)) {
        return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
    }
    android::wp<WifiStaIface> weak_ptr_this(this);
    const auto& on_failure_callback =
        [weak_ptr_this](legacy_hal::wifi_request_id id) {
            const auto shared_ptr_this = weak_ptr_this.promote();
            if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
                LOG(ERROR) << "Callback invoked on an invalid object";
                return;
            }
            for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
                if (!callback->onBackgroundScanFailure(id).isOk()) {
                    LOG(ERROR)
                        << "Failed to invoke onBackgroundScanFailure callback";
                }
            }
        };
    const auto& on_results_callback =
        [weak_ptr_this](
            legacy_hal::wifi_request_id id,
            const std::vector<legacy_hal::wifi_cached_scan_results>& results) {
            const auto shared_ptr_this = weak_ptr_this.promote();
            if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
                LOG(ERROR) << "Callback invoked on an invalid object";
                return;
            }
            std::vector<StaScanData> hidl_scan_datas;
            if (!hidl_struct_util::
                    convertLegacyVectorOfCachedGscanResultsToHidl(
                        results, &hidl_scan_datas)) {
                LOG(ERROR) << "Failed to convert scan results to HIDL structs";
                return;
            }
            for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
                if (!callback->onBackgroundScanResults(id, hidl_scan_datas)
                         .isOk()) {
                    LOG(ERROR)
                        << "Failed to invoke onBackgroundScanResults callback";
                }
            }
        };
    const auto& on_full_result_callback = [weak_ptr_this](
                                              legacy_hal::wifi_request_id id,
                                              const legacy_hal::
                                                  wifi_scan_result* result,
                                              uint32_t buckets_scanned) {
        const auto shared_ptr_this = weak_ptr_this.promote();
        if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
            LOG(ERROR) << "Callback invoked on an invalid object";
            return;
        }
        StaScanResult hidl_scan_result;
        if (!hidl_struct_util::convertLegacyGscanResultToHidl(
                *result, true, &hidl_scan_result)) {
            LOG(ERROR) << "Failed to convert full scan results to HIDL structs";
            return;
        }
        for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
            if (!callback
                     ->onBackgroundFullScanResult(id, buckets_scanned,
                                                  hidl_scan_result)
                     .isOk()) {
                LOG(ERROR)
                    << "Failed to invoke onBackgroundFullScanResult callback";
            }
        }
    };
    legacy_hal::wifi_error legacy_status = legacy_hal_.lock()->startGscan(
        ifname_, cmd_id, legacy_params, on_failure_callback,
        on_results_callback, on_full_result_callback);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::stopBackgroundScanInternal(uint32_t cmd_id) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->stopGscan(ifname_, cmd_id);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::enableLinkLayerStatsCollectionInternal(bool debug) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->enableLinkLayerStats(ifname_, debug);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::disableLinkLayerStatsCollectionInternal() {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->disableLinkLayerStats(ifname_);
    return createWifiStatusFromLegacyError(legacy_status);
}

std::pair<WifiStatus, V1_0::StaLinkLayerStats>
WifiStaIface::getLinkLayerStatsInternal() {
    return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), {}};
}

std::pair<WifiStatus, V1_3::StaLinkLayerStats>
WifiStaIface::getLinkLayerStatsInternal_1_3() {
    legacy_hal::wifi_error legacy_status;
    legacy_hal::LinkLayerStats legacy_stats;
    std::tie(legacy_status, legacy_stats) =
        legacy_hal_.lock()->getLinkLayerStats(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    V1_3::StaLinkLayerStats hidl_stats;
    if (!hidl_struct_util::convertLegacyLinkLayerStatsToHidl(legacy_stats,
                                                             &hidl_stats)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_stats};
}

WifiStatus WifiStaIface::startRssiMonitoringInternal(uint32_t cmd_id,
                                                     int32_t max_rssi,
                                                     int32_t min_rssi) {
    android::wp<WifiStaIface> weak_ptr_this(this);
    const auto& on_threshold_breached_callback =
        [weak_ptr_this](legacy_hal::wifi_request_id id,
                        std::array<uint8_t, 6> bssid, int8_t rssi) {
            const auto shared_ptr_this = weak_ptr_this.promote();
            if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
                LOG(ERROR) << "Callback invoked on an invalid object";
                return;
            }
            for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
                if (!callback->onRssiThresholdBreached(id, bssid, rssi)
                         .isOk()) {
                    LOG(ERROR)
                        << "Failed to invoke onRssiThresholdBreached callback";
                }
            }
        };
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->startRssiMonitoring(ifname_, cmd_id, max_rssi,
                                                min_rssi,
                                                on_threshold_breached_callback);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::stopRssiMonitoringInternal(uint32_t cmd_id) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->stopRssiMonitoring(ifname_, cmd_id);
    return createWifiStatusFromLegacyError(legacy_status);
}

std::pair<WifiStatus, StaRoamingCapabilities>
WifiStaIface::getRoamingCapabilitiesInternal() {
    legacy_hal::wifi_error legacy_status;
    legacy_hal::wifi_roaming_capabilities legacy_caps;
    std::tie(legacy_status, legacy_caps) =
        legacy_hal_.lock()->getRoamingCapabilities(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    StaRoamingCapabilities hidl_caps;
    if (!hidl_struct_util::convertLegacyRoamingCapabilitiesToHidl(legacy_caps,
                                                                  &hidl_caps)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_caps};
}

WifiStatus WifiStaIface::configureRoamingInternal(
    const StaRoamingConfig& config) {
    legacy_hal::wifi_roaming_config legacy_config;
    if (!hidl_struct_util::convertHidlRoamingConfigToLegacy(config,
                                                            &legacy_config)) {
        return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
    }
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->configureRoaming(ifname_, legacy_config);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::setRoamingStateInternal(StaRoamingState state) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->enableFirmwareRoaming(
            ifname_, hidl_struct_util::convertHidlRoamingStateToLegacy(state));
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::enableNdOffloadInternal(bool enable) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->configureNdOffload(ifname_, enable);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::startSendingKeepAlivePacketsInternal(
    uint32_t cmd_id, const std::vector<uint8_t>& ip_packet_data,
    uint16_t ether_type, const std::array<uint8_t, 6>& src_address,
    const std::array<uint8_t, 6>& dst_address, uint32_t period_in_ms) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->startSendingOffloadedPacket(
            ifname_, cmd_id, ether_type, ip_packet_data, src_address,
            dst_address, period_in_ms);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::stopSendingKeepAlivePacketsInternal(uint32_t cmd_id) {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->stopSendingOffloadedPacket(ifname_, cmd_id);
    return createWifiStatusFromLegacyError(legacy_status);
}

WifiStatus WifiStaIface::setScanningMacOuiInternal(
    const std::array<uint8_t, 3>& /* oui */) {
    // deprecated.
    return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
}

WifiStatus WifiStaIface::startDebugPacketFateMonitoringInternal() {
    legacy_hal::wifi_error legacy_status =
        legacy_hal_.lock()->startPktFateMonitoring(ifname_);
    return createWifiStatusFromLegacyError(legacy_status);
}

std::pair<WifiStatus, std::vector<WifiDebugTxPacketFateReport>>
WifiStaIface::getDebugTxPacketFatesInternal() {
    legacy_hal::wifi_error legacy_status;
    std::vector<legacy_hal::wifi_tx_report> legacy_fates;
    std::tie(legacy_status, legacy_fates) =
        legacy_hal_.lock()->getTxPktFates(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    std::vector<WifiDebugTxPacketFateReport> hidl_fates;
    if (!hidl_struct_util::convertLegacyVectorOfDebugTxPacketFateToHidl(
            legacy_fates, &hidl_fates)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_fates};
}

std::pair<WifiStatus, std::vector<WifiDebugRxPacketFateReport>>
WifiStaIface::getDebugRxPacketFatesInternal() {
    legacy_hal::wifi_error legacy_status;
    std::vector<legacy_hal::wifi_rx_report> legacy_fates;
    std::tie(legacy_status, legacy_fates) =
        legacy_hal_.lock()->getRxPktFates(ifname_);
    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
        return {createWifiStatusFromLegacyError(legacy_status), {}};
    }
    std::vector<WifiDebugRxPacketFateReport> hidl_fates;
    if (!hidl_struct_util::convertLegacyVectorOfDebugRxPacketFateToHidl(
            legacy_fates, &hidl_fates)) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_fates};
}

WifiStatus WifiStaIface::setMacAddressInternal(
    const std::array<uint8_t, 6>& mac) {
    bool status = iface_util_.lock()->setMacAddress(ifname_, mac);
    if (!status) {
        return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
    }
    return createWifiStatus(WifiStatusCode::SUCCESS);
}

std::pair<WifiStatus, std::array<uint8_t, 6>>
WifiStaIface::getFactoryMacAddressInternal() {
    std::array<uint8_t, 6> mac =
        iface_util_.lock()->getFactoryMacAddress(ifname_);
    if (mac[0] == 0 && mac[1] == 0 && mac[2] == 0 && mac[3] == 0 &&
        mac[4] == 0 && mac[5] == 0) {
        return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), mac};
    }
    return {createWifiStatus(WifiStatusCode::SUCCESS), mac};
}

}  // namespace implementation
}  // namespace V1_4
}  // namespace wifi
}  // namespace hardware
}  // namespace android