wifi/1.6/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_6 {
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::getLinkLayerStats_1_5(getLinkLayerStats_1_5_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::getLinkLayerStatsInternal_1_5, 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);
}

Return<void> WifiStaIface::setScanMode(bool enable, setScanMode_cb hidl_status_cb) {
    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                           &WifiStaIface::setScanModeInternal, hidl_status_cb, enable);
}

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() {
    return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), {}};
}

std::pair<WifiStatus, V1_5::StaLinkLayerStats> WifiStaIface::getLinkLayerStatsInternal_1_5() {
    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_5::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};
}

WifiStatus WifiStaIface::setScanModeInternal(bool enable) {
    // OEM's need to implement this on their devices if needed.
    LOG(WARNING) << "setScanModeInternal(" << enable << ") not supported";
    return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
}

}  // namespace implementation
}  // namespace V1_6
}  // namespace wifi
}  // namespace hardware
}  // namespace android