Add AIDL implementation for the vendor HAL service.
Bug: 205044134
Test: Pass AIDL VTS tests and regression tests.
Change-Id: Iad04ce01f71fc220443e05a4be05d7d5545227e8
diff --git a/wifi/aidl/default/wifi_legacy_hal.cpp b/wifi/aidl/default/wifi_legacy_hal.cpp
new file mode 100644
index 0000000..43e73ca
--- /dev/null
+++ b/wifi/aidl/default/wifi_legacy_hal.cpp
@@ -0,0 +1,1654 @@
+/*
+ * Copyright (C) 2022 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 "wifi_legacy_hal.h"
+
+#include <android-base/logging.h>
+#include <cutils/properties.h>
+#include <net/if.h>
+
+#include <array>
+#include <chrono>
+
+#include "aidl_sync_util.h"
+#include "wifi_legacy_hal_stubs.h"
+
+namespace {
+// Constants ported over from the legacy HAL calling code
+// (com_android_server_wifi_WifiNative.cpp). This will all be thrown
+// away when this shim layer is replaced by the real vendor
+// implementation.
+static constexpr uint32_t kMaxVersionStringLength = 256;
+static constexpr uint32_t kMaxCachedGscanResults = 64;
+static constexpr uint32_t kMaxGscanFrequenciesForBand = 64;
+static constexpr uint32_t kLinkLayerStatsDataMpduSizeThreshold = 128;
+static constexpr uint32_t kMaxWakeReasonStatsArraySize = 32;
+static constexpr uint32_t kMaxRingBuffers = 10;
+static constexpr uint32_t kMaxWifiUsableChannels = 256;
+static constexpr uint32_t kMaxSupportedRadioCombinationsMatrixLength = 256;
+// Need a long timeout (1000ms) for chips that unload their driver.
+static constexpr uint32_t kMaxStopCompleteWaitMs = 1000;
+static constexpr char kDriverPropName[] = "wlan.driver.status";
+
+// Helper function to create a non-const char* for legacy Hal API's.
+std::vector<char> makeCharVec(const std::string& str) {
+ std::vector<char> vec(str.size() + 1);
+ vec.assign(str.begin(), str.end());
+ vec.push_back('\0');
+ return vec;
+}
+} // namespace
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace wifi {
+namespace legacy_hal {
+
+// Legacy HAL functions accept "C" style function pointers, so use global
+// functions to pass to the legacy HAL function and store the corresponding
+// std::function methods to be invoked.
+//
+// Callback to be invoked once |stop| is complete
+std::function<void(wifi_handle handle)> on_stop_complete_internal_callback;
+void onAsyncStopComplete(wifi_handle handle) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_stop_complete_internal_callback) {
+ on_stop_complete_internal_callback(handle);
+ // Invalidate this callback since we don't want this firing again.
+ on_stop_complete_internal_callback = nullptr;
+ }
+}
+
+// Callback to be invoked for driver dump.
+std::function<void(char*, int)> on_driver_memory_dump_internal_callback;
+void onSyncDriverMemoryDump(char* buffer, int buffer_size) {
+ if (on_driver_memory_dump_internal_callback) {
+ on_driver_memory_dump_internal_callback(buffer, buffer_size);
+ }
+}
+
+// Callback to be invoked for firmware dump.
+std::function<void(char*, int)> on_firmware_memory_dump_internal_callback;
+void onSyncFirmwareMemoryDump(char* buffer, int buffer_size) {
+ if (on_firmware_memory_dump_internal_callback) {
+ on_firmware_memory_dump_internal_callback(buffer, buffer_size);
+ }
+}
+
+// Callback to be invoked for Gscan events.
+std::function<void(wifi_request_id, wifi_scan_event)> on_gscan_event_internal_callback;
+void onAsyncGscanEvent(wifi_request_id id, wifi_scan_event event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_gscan_event_internal_callback) {
+ on_gscan_event_internal_callback(id, event);
+ }
+}
+
+// Callback to be invoked for Gscan full results.
+std::function<void(wifi_request_id, wifi_scan_result*, uint32_t)>
+ on_gscan_full_result_internal_callback;
+void onAsyncGscanFullResult(wifi_request_id id, wifi_scan_result* result,
+ uint32_t buckets_scanned) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_gscan_full_result_internal_callback) {
+ on_gscan_full_result_internal_callback(id, result, buckets_scanned);
+ }
+}
+
+// Callback to be invoked for link layer stats results.
+std::function<void((wifi_request_id, wifi_iface_stat*, int, wifi_radio_stat*))>
+ on_link_layer_stats_result_internal_callback;
+void onSyncLinkLayerStatsResult(wifi_request_id id, wifi_iface_stat* iface_stat, int num_radios,
+ wifi_radio_stat* radio_stat) {
+ if (on_link_layer_stats_result_internal_callback) {
+ on_link_layer_stats_result_internal_callback(id, iface_stat, num_radios, radio_stat);
+ }
+}
+
+// Callback to be invoked for rssi threshold breach.
+std::function<void((wifi_request_id, uint8_t*, int8_t))>
+ on_rssi_threshold_breached_internal_callback;
+void onAsyncRssiThresholdBreached(wifi_request_id id, uint8_t* bssid, int8_t rssi) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_rssi_threshold_breached_internal_callback) {
+ on_rssi_threshold_breached_internal_callback(id, bssid, rssi);
+ }
+}
+
+// Callback to be invoked for ring buffer data indication.
+std::function<void(char*, char*, int, wifi_ring_buffer_status*)>
+ on_ring_buffer_data_internal_callback;
+void onAsyncRingBufferData(char* ring_name, char* buffer, int buffer_size,
+ wifi_ring_buffer_status* status) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_ring_buffer_data_internal_callback) {
+ on_ring_buffer_data_internal_callback(ring_name, buffer, buffer_size, status);
+ }
+}
+
+// Callback to be invoked for error alert indication.
+std::function<void(wifi_request_id, char*, int, int)> on_error_alert_internal_callback;
+void onAsyncErrorAlert(wifi_request_id id, char* buffer, int buffer_size, int err_code) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_error_alert_internal_callback) {
+ on_error_alert_internal_callback(id, buffer, buffer_size, err_code);
+ }
+}
+
+// Callback to be invoked for radio mode change indication.
+std::function<void(wifi_request_id, uint32_t, wifi_mac_info*)>
+ on_radio_mode_change_internal_callback;
+void onAsyncRadioModeChange(wifi_request_id id, uint32_t num_macs, wifi_mac_info* mac_infos) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_radio_mode_change_internal_callback) {
+ on_radio_mode_change_internal_callback(id, num_macs, mac_infos);
+ }
+}
+
+// Callback to be invoked to report subsystem restart
+std::function<void(const char*)> on_subsystem_restart_internal_callback;
+void onAsyncSubsystemRestart(const char* error) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_subsystem_restart_internal_callback) {
+ on_subsystem_restart_internal_callback(error);
+ }
+}
+
+// Callback to be invoked for rtt results results.
+std::function<void(wifi_request_id, unsigned num_results, wifi_rtt_result* rtt_results[])>
+ on_rtt_results_internal_callback;
+void onAsyncRttResults(wifi_request_id id, unsigned num_results, wifi_rtt_result* rtt_results[]) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_rtt_results_internal_callback) {
+ on_rtt_results_internal_callback(id, num_results, rtt_results);
+ on_rtt_results_internal_callback = nullptr;
+ }
+}
+
+// Callbacks for the various NAN operations.
+// NOTE: These have very little conversions to perform before invoking the user
+// callbacks.
+// So, handle all of them here directly to avoid adding an unnecessary layer.
+std::function<void(transaction_id, const NanResponseMsg&)> on_nan_notify_response_user_callback;
+void onAsyncNanNotifyResponse(transaction_id id, NanResponseMsg* msg) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_notify_response_user_callback && msg) {
+ on_nan_notify_response_user_callback(id, *msg);
+ }
+}
+
+std::function<void(const NanPublishRepliedInd&)> on_nan_event_publish_replied_user_callback;
+void onAsyncNanEventPublishReplied(NanPublishRepliedInd* /* event */) {
+ LOG(ERROR) << "onAsyncNanEventPublishReplied triggered";
+}
+
+std::function<void(const NanPublishTerminatedInd&)> on_nan_event_publish_terminated_user_callback;
+void onAsyncNanEventPublishTerminated(NanPublishTerminatedInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_publish_terminated_user_callback && event) {
+ on_nan_event_publish_terminated_user_callback(*event);
+ }
+}
+
+std::function<void(const NanMatchInd&)> on_nan_event_match_user_callback;
+void onAsyncNanEventMatch(NanMatchInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_match_user_callback && event) {
+ on_nan_event_match_user_callback(*event);
+ }
+}
+
+std::function<void(const NanMatchExpiredInd&)> on_nan_event_match_expired_user_callback;
+void onAsyncNanEventMatchExpired(NanMatchExpiredInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_match_expired_user_callback && event) {
+ on_nan_event_match_expired_user_callback(*event);
+ }
+}
+
+std::function<void(const NanSubscribeTerminatedInd&)>
+ on_nan_event_subscribe_terminated_user_callback;
+void onAsyncNanEventSubscribeTerminated(NanSubscribeTerminatedInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_subscribe_terminated_user_callback && event) {
+ on_nan_event_subscribe_terminated_user_callback(*event);
+ }
+}
+
+std::function<void(const NanFollowupInd&)> on_nan_event_followup_user_callback;
+void onAsyncNanEventFollowup(NanFollowupInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_followup_user_callback && event) {
+ on_nan_event_followup_user_callback(*event);
+ }
+}
+
+std::function<void(const NanDiscEngEventInd&)> on_nan_event_disc_eng_event_user_callback;
+void onAsyncNanEventDiscEngEvent(NanDiscEngEventInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_disc_eng_event_user_callback && event) {
+ on_nan_event_disc_eng_event_user_callback(*event);
+ }
+}
+
+std::function<void(const NanDisabledInd&)> on_nan_event_disabled_user_callback;
+void onAsyncNanEventDisabled(NanDisabledInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_disabled_user_callback && event) {
+ on_nan_event_disabled_user_callback(*event);
+ }
+}
+
+std::function<void(const NanTCAInd&)> on_nan_event_tca_user_callback;
+void onAsyncNanEventTca(NanTCAInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_tca_user_callback && event) {
+ on_nan_event_tca_user_callback(*event);
+ }
+}
+
+std::function<void(const NanBeaconSdfPayloadInd&)> on_nan_event_beacon_sdf_payload_user_callback;
+void onAsyncNanEventBeaconSdfPayload(NanBeaconSdfPayloadInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_beacon_sdf_payload_user_callback && event) {
+ on_nan_event_beacon_sdf_payload_user_callback(*event);
+ }
+}
+
+std::function<void(const NanDataPathRequestInd&)> on_nan_event_data_path_request_user_callback;
+void onAsyncNanEventDataPathRequest(NanDataPathRequestInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_data_path_request_user_callback && event) {
+ on_nan_event_data_path_request_user_callback(*event);
+ }
+}
+std::function<void(const NanDataPathConfirmInd&)> on_nan_event_data_path_confirm_user_callback;
+void onAsyncNanEventDataPathConfirm(NanDataPathConfirmInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_data_path_confirm_user_callback && event) {
+ on_nan_event_data_path_confirm_user_callback(*event);
+ }
+}
+
+std::function<void(const NanDataPathEndInd&)> on_nan_event_data_path_end_user_callback;
+void onAsyncNanEventDataPathEnd(NanDataPathEndInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_data_path_end_user_callback && event) {
+ on_nan_event_data_path_end_user_callback(*event);
+ }
+}
+
+std::function<void(const NanTransmitFollowupInd&)> on_nan_event_transmit_follow_up_user_callback;
+void onAsyncNanEventTransmitFollowUp(NanTransmitFollowupInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_transmit_follow_up_user_callback && event) {
+ on_nan_event_transmit_follow_up_user_callback(*event);
+ }
+}
+
+std::function<void(const NanRangeRequestInd&)> on_nan_event_range_request_user_callback;
+void onAsyncNanEventRangeRequest(NanRangeRequestInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_range_request_user_callback && event) {
+ on_nan_event_range_request_user_callback(*event);
+ }
+}
+
+std::function<void(const NanRangeReportInd&)> on_nan_event_range_report_user_callback;
+void onAsyncNanEventRangeReport(NanRangeReportInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_range_report_user_callback && event) {
+ on_nan_event_range_report_user_callback(*event);
+ }
+}
+
+std::function<void(const NanDataPathScheduleUpdateInd&)> on_nan_event_schedule_update_user_callback;
+void onAsyncNanEventScheduleUpdate(NanDataPathScheduleUpdateInd* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_nan_event_schedule_update_user_callback && event) {
+ on_nan_event_schedule_update_user_callback(*event);
+ }
+}
+
+// Callbacks for the various TWT operations.
+std::function<void(const TwtSetupResponse&)> on_twt_event_setup_response_callback;
+void onAsyncTwtEventSetupResponse(TwtSetupResponse* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_twt_event_setup_response_callback && event) {
+ on_twt_event_setup_response_callback(*event);
+ }
+}
+
+std::function<void(const TwtTeardownCompletion&)> on_twt_event_teardown_completion_callback;
+void onAsyncTwtEventTeardownCompletion(TwtTeardownCompletion* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_twt_event_teardown_completion_callback && event) {
+ on_twt_event_teardown_completion_callback(*event);
+ }
+}
+
+std::function<void(const TwtInfoFrameReceived&)> on_twt_event_info_frame_received_callback;
+void onAsyncTwtEventInfoFrameReceived(TwtInfoFrameReceived* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_twt_event_info_frame_received_callback && event) {
+ on_twt_event_info_frame_received_callback(*event);
+ }
+}
+
+std::function<void(const TwtDeviceNotify&)> on_twt_event_device_notify_callback;
+void onAsyncTwtEventDeviceNotify(TwtDeviceNotify* event) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_twt_event_device_notify_callback && event) {
+ on_twt_event_device_notify_callback(*event);
+ }
+}
+
+// Callback to report current CHRE NAN state
+std::function<void(chre_nan_rtt_state)> on_chre_nan_rtt_internal_callback;
+void onAsyncChreNanRttState(chre_nan_rtt_state state) {
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (on_chre_nan_rtt_internal_callback) {
+ on_chre_nan_rtt_internal_callback(state);
+ }
+}
+
+// Callback to report cached scan results
+std::function<void(wifi_cached_scan_report*)> on_cached_scan_results_internal_callback;
+void onSyncCachedScanResults(wifi_cached_scan_report* cache_report) {
+ if (on_cached_scan_results_internal_callback) {
+ on_cached_scan_results_internal_callback(cache_report);
+ }
+}
+
+// End of the free-standing "C" style callbacks.
+
+WifiLegacyHal::WifiLegacyHal(const std::weak_ptr<::android::wifi_system::InterfaceTool> iface_tool,
+ const wifi_hal_fn& fn, bool is_primary)
+ : global_func_table_(fn),
+ global_handle_(nullptr),
+ awaiting_event_loop_termination_(false),
+ is_started_(false),
+ iface_tool_(iface_tool),
+ is_primary_(is_primary) {}
+
+wifi_error WifiLegacyHal::initialize() {
+ LOG(DEBUG) << "Initialize legacy HAL";
+ // this now does nothing, since HAL function table is provided
+ // to the constructor
+ return WIFI_SUCCESS;
+}
+
+wifi_error WifiLegacyHal::start() {
+ // Ensure that we're starting in a good state.
+ CHECK(global_func_table_.wifi_initialize && !global_handle_ && iface_name_to_handle_.empty() &&
+ !awaiting_event_loop_termination_);
+ if (is_started_) {
+ LOG(DEBUG) << "Legacy HAL already started";
+ return WIFI_SUCCESS;
+ }
+ LOG(DEBUG) << "Waiting for the driver ready";
+ wifi_error status = global_func_table_.wifi_wait_for_driver_ready();
+ if (status == WIFI_ERROR_TIMED_OUT || status == WIFI_ERROR_UNKNOWN) {
+ LOG(ERROR) << "Failed or timed out awaiting driver ready";
+ return status;
+ }
+
+ if (is_primary_) {
+ property_set(kDriverPropName, "ok");
+
+ if (!iface_tool_.lock()->SetWifiUpState(true)) {
+ LOG(ERROR) << "Failed to set WiFi interface up";
+ return WIFI_ERROR_UNKNOWN;
+ }
+ }
+
+ LOG(DEBUG) << "Starting legacy HAL";
+ status = global_func_table_.wifi_initialize(&global_handle_);
+ if (status != WIFI_SUCCESS || !global_handle_) {
+ LOG(ERROR) << "Failed to retrieve global handle";
+ return status;
+ }
+ std::thread(&WifiLegacyHal::runEventLoop, this).detach();
+ status = retrieveIfaceHandles();
+ if (status != WIFI_SUCCESS || iface_name_to_handle_.empty()) {
+ LOG(ERROR) << "Failed to retrieve wlan interface handle";
+ return status;
+ }
+ LOG(DEBUG) << "Legacy HAL start complete";
+ is_started_ = true;
+ return WIFI_SUCCESS;
+}
+
+wifi_error WifiLegacyHal::stop(
+ /* NONNULL */ std::unique_lock<std::recursive_mutex>* lock,
+ const std::function<void()>& on_stop_complete_user_callback) {
+ if (!is_started_) {
+ LOG(DEBUG) << "Legacy HAL already stopped";
+ on_stop_complete_user_callback();
+ return WIFI_SUCCESS;
+ }
+ LOG(DEBUG) << "Stopping legacy HAL";
+ on_stop_complete_internal_callback = [on_stop_complete_user_callback,
+ this](wifi_handle handle) {
+ CHECK_EQ(global_handle_, handle) << "Handle mismatch";
+ LOG(INFO) << "Legacy HAL stop complete callback received";
+ // Invalidate all the internal pointers now that the HAL is
+ // stopped.
+ invalidate();
+ if (is_primary_) iface_tool_.lock()->SetWifiUpState(false);
+ on_stop_complete_user_callback();
+ is_started_ = false;
+ };
+ awaiting_event_loop_termination_ = true;
+ global_func_table_.wifi_cleanup(global_handle_, onAsyncStopComplete);
+ const auto status =
+ stop_wait_cv_.wait_for(*lock, std::chrono::milliseconds(kMaxStopCompleteWaitMs),
+ [this] { return !awaiting_event_loop_termination_; });
+ if (!status) {
+ LOG(ERROR) << "Legacy HAL stop failed or timed out";
+ return WIFI_ERROR_UNKNOWN;
+ }
+ LOG(DEBUG) << "Legacy HAL stop complete";
+ return WIFI_SUCCESS;
+}
+
+bool WifiLegacyHal::isStarted() {
+ return is_started_;
+}
+
+wifi_error WifiLegacyHal::waitForDriverReady() {
+ return global_func_table_.wifi_wait_for_driver_ready();
+}
+
+std::pair<wifi_error, std::string> WifiLegacyHal::getDriverVersion(const std::string& iface_name) {
+ std::array<char, kMaxVersionStringLength> buffer;
+ buffer.fill(0);
+ wifi_error status = global_func_table_.wifi_get_driver_version(getIfaceHandle(iface_name),
+ buffer.data(), buffer.size());
+ return {status, buffer.data()};
+}
+
+std::pair<wifi_error, std::string> WifiLegacyHal::getFirmwareVersion(
+ const std::string& iface_name) {
+ std::array<char, kMaxVersionStringLength> buffer;
+ buffer.fill(0);
+ wifi_error status = global_func_table_.wifi_get_firmware_version(getIfaceHandle(iface_name),
+ buffer.data(), buffer.size());
+ return {status, buffer.data()};
+}
+
+std::pair<wifi_error, std::vector<uint8_t>> WifiLegacyHal::requestDriverMemoryDump(
+ const std::string& iface_name) {
+ std::vector<uint8_t> driver_dump;
+ on_driver_memory_dump_internal_callback = [&driver_dump](char* buffer, int buffer_size) {
+ driver_dump.insert(driver_dump.end(), reinterpret_cast<uint8_t*>(buffer),
+ reinterpret_cast<uint8_t*>(buffer) + buffer_size);
+ };
+ wifi_error status = global_func_table_.wifi_get_driver_memory_dump(getIfaceHandle(iface_name),
+ {onSyncDriverMemoryDump});
+ on_driver_memory_dump_internal_callback = nullptr;
+ return {status, std::move(driver_dump)};
+}
+
+std::pair<wifi_error, std::vector<uint8_t>> WifiLegacyHal::requestFirmwareMemoryDump(
+ const std::string& iface_name) {
+ std::vector<uint8_t> firmware_dump;
+ on_firmware_memory_dump_internal_callback = [&firmware_dump](char* buffer, int buffer_size) {
+ firmware_dump.insert(firmware_dump.end(), reinterpret_cast<uint8_t*>(buffer),
+ reinterpret_cast<uint8_t*>(buffer) + buffer_size);
+ };
+ wifi_error status = global_func_table_.wifi_get_firmware_memory_dump(
+ getIfaceHandle(iface_name), {onSyncFirmwareMemoryDump});
+ on_firmware_memory_dump_internal_callback = nullptr;
+ return {status, std::move(firmware_dump)};
+}
+
+std::pair<wifi_error, uint64_t> WifiLegacyHal::getSupportedFeatureSet(
+ const std::string& iface_name) {
+ feature_set set = 0, chip_set = 0;
+ wifi_error status = WIFI_SUCCESS;
+
+ static_assert(sizeof(set) == sizeof(uint64_t),
+ "Some feature_flags can not be represented in output");
+ wifi_interface_handle iface_handle = getIfaceHandle(iface_name);
+
+ global_func_table_.wifi_get_chip_feature_set(
+ global_handle_, &chip_set); /* ignore error, chip_set will stay 0 */
+
+ if (iface_handle) {
+ status = global_func_table_.wifi_get_supported_feature_set(iface_handle, &set);
+ }
+ return {status, static_cast<uint64_t>(set | chip_set)};
+}
+
+std::pair<wifi_error, PacketFilterCapabilities> WifiLegacyHal::getPacketFilterCapabilities(
+ const std::string& iface_name) {
+ PacketFilterCapabilities caps;
+ wifi_error status = global_func_table_.wifi_get_packet_filter_capabilities(
+ getIfaceHandle(iface_name), &caps.version, &caps.max_len);
+ return {status, caps};
+}
+
+wifi_error WifiLegacyHal::setPacketFilter(const std::string& iface_name,
+ const std::vector<uint8_t>& program) {
+ return global_func_table_.wifi_set_packet_filter(getIfaceHandle(iface_name), program.data(),
+ program.size());
+}
+
+std::pair<wifi_error, std::vector<uint8_t>> WifiLegacyHal::readApfPacketFilterData(
+ const std::string& iface_name) {
+ PacketFilterCapabilities caps;
+ wifi_error status = global_func_table_.wifi_get_packet_filter_capabilities(
+ getIfaceHandle(iface_name), &caps.version, &caps.max_len);
+ if (status != WIFI_SUCCESS) {
+ return {status, {}};
+ }
+
+ // Size the buffer to read the entire program & work memory.
+ std::vector<uint8_t> buffer(caps.max_len);
+
+ status = global_func_table_.wifi_read_packet_filter(
+ getIfaceHandle(iface_name), /*src_offset=*/0, buffer.data(), buffer.size());
+ return {status, std::move(buffer)};
+}
+
+std::pair<wifi_error, wifi_gscan_capabilities> WifiLegacyHal::getGscanCapabilities(
+ const std::string& iface_name) {
+ wifi_gscan_capabilities caps;
+ wifi_error status =
+ global_func_table_.wifi_get_gscan_capabilities(getIfaceHandle(iface_name), &caps);
+ return {status, caps};
+}
+
+wifi_error WifiLegacyHal::startGscan(
+ const std::string& iface_name, wifi_request_id id, const wifi_scan_cmd_params& params,
+ const std::function<void(wifi_request_id)>& on_failure_user_callback,
+ const on_gscan_results_callback& on_results_user_callback,
+ const on_gscan_full_result_callback& on_full_result_user_callback) {
+ // If there is already an ongoing background scan, reject new scan requests.
+ if (on_gscan_event_internal_callback || on_gscan_full_result_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+
+ // This callback will be used to either trigger |on_results_user_callback|
+ // or |on_failure_user_callback|.
+ on_gscan_event_internal_callback = [iface_name, on_failure_user_callback,
+ on_results_user_callback,
+ this](wifi_request_id id, wifi_scan_event event) {
+ switch (event) {
+ case WIFI_SCAN_RESULTS_AVAILABLE:
+ case WIFI_SCAN_THRESHOLD_NUM_SCANS:
+ case WIFI_SCAN_THRESHOLD_PERCENT: {
+ wifi_error status;
+ std::vector<wifi_cached_scan_results> cached_scan_results;
+ std::tie(status, cached_scan_results) = getGscanCachedResults(iface_name);
+ if (status == WIFI_SUCCESS) {
+ on_results_user_callback(id, cached_scan_results);
+ return;
+ }
+ FALLTHROUGH_INTENDED;
+ }
+ // Fall through if failed. Failure to retrieve cached scan
+ // results should trigger a background scan failure.
+ case WIFI_SCAN_FAILED:
+ on_failure_user_callback(id);
+ on_gscan_event_internal_callback = nullptr;
+ on_gscan_full_result_internal_callback = nullptr;
+ return;
+ }
+ LOG(FATAL) << "Unexpected gscan event received: " << event;
+ };
+
+ on_gscan_full_result_internal_callback = [on_full_result_user_callback](
+ wifi_request_id id, wifi_scan_result* result,
+ uint32_t buckets_scanned) {
+ if (result) {
+ on_full_result_user_callback(id, result, buckets_scanned);
+ }
+ };
+
+ wifi_scan_result_handler handler = {onAsyncGscanFullResult, onAsyncGscanEvent};
+ wifi_error status =
+ global_func_table_.wifi_start_gscan(id, getIfaceHandle(iface_name), params, handler);
+ if (status != WIFI_SUCCESS) {
+ on_gscan_event_internal_callback = nullptr;
+ on_gscan_full_result_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::stopGscan(const std::string& iface_name, wifi_request_id id) {
+ // If there is no an ongoing background scan, reject stop requests.
+ // TODO(b/32337212): This needs to be handled by the HIDL object because we
+ // need to return the NOT_STARTED error code.
+ if (!on_gscan_event_internal_callback && !on_gscan_full_result_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ wifi_error status = global_func_table_.wifi_stop_gscan(id, getIfaceHandle(iface_name));
+ // If the request Id is wrong, don't stop the ongoing background scan. Any
+ // other error should be treated as the end of background scan.
+ if (status != WIFI_ERROR_INVALID_REQUEST_ID) {
+ on_gscan_event_internal_callback = nullptr;
+ on_gscan_full_result_internal_callback = nullptr;
+ }
+ return status;
+}
+
+std::pair<wifi_error, std::vector<uint32_t>> WifiLegacyHal::getValidFrequenciesForBand(
+ const std::string& iface_name, wifi_band band) {
+ static_assert(sizeof(uint32_t) >= sizeof(wifi_channel),
+ "Wifi Channel cannot be represented in output");
+ std::vector<uint32_t> freqs;
+ freqs.resize(kMaxGscanFrequenciesForBand);
+ int32_t num_freqs = 0;
+ wifi_error status = global_func_table_.wifi_get_valid_channels(
+ getIfaceHandle(iface_name), band, freqs.size(),
+ reinterpret_cast<wifi_channel*>(freqs.data()), &num_freqs);
+ CHECK(num_freqs >= 0 && static_cast<uint32_t>(num_freqs) <= kMaxGscanFrequenciesForBand);
+ freqs.resize(num_freqs);
+ return {status, std::move(freqs)};
+}
+
+wifi_error WifiLegacyHal::setDfsFlag(const std::string& iface_name, bool dfs_on) {
+ return global_func_table_.wifi_set_nodfs_flag(getIfaceHandle(iface_name), dfs_on ? 0 : 1);
+}
+
+wifi_error WifiLegacyHal::enableLinkLayerStats(const std::string& iface_name, bool debug) {
+ wifi_link_layer_params params;
+ params.mpdu_size_threshold = kLinkLayerStatsDataMpduSizeThreshold;
+ params.aggressive_statistics_gathering = debug;
+ return global_func_table_.wifi_set_link_stats(getIfaceHandle(iface_name), params);
+}
+
+wifi_error WifiLegacyHal::disableLinkLayerStats(const std::string& iface_name) {
+ // TODO: Do we care about these responses?
+ uint32_t clear_mask_rsp;
+ uint8_t stop_rsp;
+ return global_func_table_.wifi_clear_link_stats(getIfaceHandle(iface_name), 0xFFFFFFFF,
+ &clear_mask_rsp, 1, &stop_rsp);
+}
+
+std::pair<wifi_error, LinkLayerStats> WifiLegacyHal::getLinkLayerStats(
+ const std::string& iface_name) {
+ LinkLayerStats link_stats{};
+ LinkLayerStats* link_stats_ptr = &link_stats;
+
+ on_link_layer_stats_result_internal_callback = [&link_stats_ptr](
+ wifi_request_id /* id */,
+ wifi_iface_stat* iface_stats_ptr,
+ int num_radios,
+ wifi_radio_stat* radio_stats_ptr) {
+ wifi_radio_stat* l_radio_stats_ptr;
+ wifi_peer_info* l_peer_info_stats_ptr;
+
+ if (iface_stats_ptr != nullptr) {
+ link_stats_ptr->iface = *iface_stats_ptr;
+ l_peer_info_stats_ptr = iface_stats_ptr->peer_info;
+ for (uint32_t i = 0; i < iface_stats_ptr->num_peers; i++) {
+ WifiPeerInfo peer;
+ peer.peer_info = *l_peer_info_stats_ptr;
+ if (l_peer_info_stats_ptr->num_rate > 0) {
+ /* Copy the rate stats */
+ peer.rate_stats.assign(
+ l_peer_info_stats_ptr->rate_stats,
+ l_peer_info_stats_ptr->rate_stats + l_peer_info_stats_ptr->num_rate);
+ }
+ peer.peer_info.num_rate = 0;
+ link_stats_ptr->peers.push_back(peer);
+ l_peer_info_stats_ptr =
+ (wifi_peer_info*)((u8*)l_peer_info_stats_ptr + sizeof(wifi_peer_info) +
+ (sizeof(wifi_rate_stat) *
+ l_peer_info_stats_ptr->num_rate));
+ }
+ link_stats_ptr->iface.num_peers = 0;
+ } else {
+ LOG(ERROR) << "Invalid iface stats in link layer stats";
+ }
+ if (num_radios <= 0 || radio_stats_ptr == nullptr) {
+ LOG(ERROR) << "Invalid radio stats in link layer stats";
+ return;
+ }
+ l_radio_stats_ptr = radio_stats_ptr;
+ for (int i = 0; i < num_radios; i++) {
+ LinkLayerRadioStats radio;
+
+ radio.stats = *l_radio_stats_ptr;
+ // Copy over the tx level array to the separate vector.
+ if (l_radio_stats_ptr->num_tx_levels > 0 &&
+ l_radio_stats_ptr->tx_time_per_levels != nullptr) {
+ radio.tx_time_per_levels.assign(
+ l_radio_stats_ptr->tx_time_per_levels,
+ l_radio_stats_ptr->tx_time_per_levels + l_radio_stats_ptr->num_tx_levels);
+ }
+ radio.stats.num_tx_levels = 0;
+ radio.stats.tx_time_per_levels = nullptr;
+ /* Copy over the channel stat to separate vector */
+ if (l_radio_stats_ptr->num_channels > 0) {
+ /* Copy the channel stats */
+ radio.channel_stats.assign(
+ l_radio_stats_ptr->channels,
+ l_radio_stats_ptr->channels + l_radio_stats_ptr->num_channels);
+ }
+ link_stats_ptr->radios.push_back(radio);
+ l_radio_stats_ptr =
+ (wifi_radio_stat*)((u8*)l_radio_stats_ptr + sizeof(wifi_radio_stat) +
+ (sizeof(wifi_channel_stat) *
+ l_radio_stats_ptr->num_channels));
+ }
+ };
+
+ wifi_error status = global_func_table_.wifi_get_link_stats(0, getIfaceHandle(iface_name),
+ {onSyncLinkLayerStatsResult});
+ on_link_layer_stats_result_internal_callback = nullptr;
+ return {status, link_stats};
+}
+
+wifi_error WifiLegacyHal::startRssiMonitoring(
+ const std::string& iface_name, wifi_request_id id, int8_t max_rssi, int8_t min_rssi,
+ const on_rssi_threshold_breached_callback& on_threshold_breached_user_callback) {
+ if (on_rssi_threshold_breached_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_rssi_threshold_breached_internal_callback = [on_threshold_breached_user_callback](
+ wifi_request_id id, uint8_t* bssid_ptr,
+ int8_t rssi) {
+ if (!bssid_ptr) {
+ return;
+ }
+ std::array<uint8_t, ETH_ALEN> bssid_arr;
+ // |bssid_ptr| pointer is assumed to have 6 bytes for the mac
+ // address.
+ std::copy(bssid_ptr, bssid_ptr + 6, std::begin(bssid_arr));
+ on_threshold_breached_user_callback(id, bssid_arr, rssi);
+ };
+ wifi_error status = global_func_table_.wifi_start_rssi_monitoring(
+ id, getIfaceHandle(iface_name), max_rssi, min_rssi, {onAsyncRssiThresholdBreached});
+ if (status != WIFI_SUCCESS) {
+ on_rssi_threshold_breached_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::stopRssiMonitoring(const std::string& iface_name, wifi_request_id id) {
+ if (!on_rssi_threshold_breached_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ wifi_error status =
+ global_func_table_.wifi_stop_rssi_monitoring(id, getIfaceHandle(iface_name));
+ // If the request Id is wrong, don't stop the ongoing rssi monitoring. Any
+ // other error should be treated as the end of background scan.
+ if (status != WIFI_ERROR_INVALID_REQUEST_ID) {
+ on_rssi_threshold_breached_internal_callback = nullptr;
+ }
+ return status;
+}
+
+std::pair<wifi_error, wifi_roaming_capabilities> WifiLegacyHal::getRoamingCapabilities(
+ const std::string& iface_name) {
+ wifi_roaming_capabilities caps;
+ wifi_error status =
+ global_func_table_.wifi_get_roaming_capabilities(getIfaceHandle(iface_name), &caps);
+ return {status, caps};
+}
+
+wifi_error WifiLegacyHal::configureRoaming(const std::string& iface_name,
+ const wifi_roaming_config& config) {
+ wifi_roaming_config config_internal = config;
+ return global_func_table_.wifi_configure_roaming(getIfaceHandle(iface_name), &config_internal);
+}
+
+wifi_error WifiLegacyHal::enableFirmwareRoaming(const std::string& iface_name,
+ fw_roaming_state_t state) {
+ return global_func_table_.wifi_enable_firmware_roaming(getIfaceHandle(iface_name), state);
+}
+
+wifi_error WifiLegacyHal::configureNdOffload(const std::string& iface_name, bool enable) {
+ return global_func_table_.wifi_configure_nd_offload(getIfaceHandle(iface_name), enable);
+}
+
+wifi_error WifiLegacyHal::startSendingOffloadedPacket(const std::string& iface_name, int32_t cmd_id,
+ uint16_t ether_type,
+ const std::vector<uint8_t>& ip_packet_data,
+ const std::array<uint8_t, 6>& src_address,
+ const std::array<uint8_t, 6>& dst_address,
+ int32_t period_in_ms) {
+ std::vector<uint8_t> ip_packet_data_internal(ip_packet_data);
+ std::vector<uint8_t> src_address_internal(src_address.data(),
+ src_address.data() + src_address.size());
+ std::vector<uint8_t> dst_address_internal(dst_address.data(),
+ dst_address.data() + dst_address.size());
+ return global_func_table_.wifi_start_sending_offloaded_packet(
+ cmd_id, getIfaceHandle(iface_name), ether_type, ip_packet_data_internal.data(),
+ ip_packet_data_internal.size(), src_address_internal.data(),
+ dst_address_internal.data(), period_in_ms);
+}
+
+wifi_error WifiLegacyHal::stopSendingOffloadedPacket(const std::string& iface_name,
+ uint32_t cmd_id) {
+ return global_func_table_.wifi_stop_sending_offloaded_packet(cmd_id,
+ getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::selectTxPowerScenario(const std::string& iface_name,
+ wifi_power_scenario scenario) {
+ return global_func_table_.wifi_select_tx_power_scenario(getIfaceHandle(iface_name), scenario);
+}
+
+wifi_error WifiLegacyHal::resetTxPowerScenario(const std::string& iface_name) {
+ return global_func_table_.wifi_reset_tx_power_scenario(getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::setLatencyMode(const std::string& iface_name, wifi_latency_mode mode) {
+ return global_func_table_.wifi_set_latency_mode(getIfaceHandle(iface_name), mode);
+}
+
+wifi_error WifiLegacyHal::setThermalMitigationMode(wifi_thermal_mode mode,
+ uint32_t completion_window) {
+ return global_func_table_.wifi_set_thermal_mitigation_mode(global_handle_, mode,
+ completion_window);
+}
+
+wifi_error WifiLegacyHal::setDscpToAccessCategoryMapping(uint32_t start, uint32_t end,
+ uint32_t access_category) {
+ return global_func_table_.wifi_map_dscp_access_category(global_handle_, start, end,
+ access_category);
+}
+
+wifi_error WifiLegacyHal::resetDscpToAccessCategoryMapping() {
+ return global_func_table_.wifi_reset_dscp_mapping(global_handle_);
+}
+
+std::pair<wifi_error, uint32_t> WifiLegacyHal::getLoggerSupportedFeatureSet(
+ const std::string& iface_name) {
+ uint32_t supported_feature_flags = 0;
+ wifi_error status = WIFI_SUCCESS;
+
+ wifi_interface_handle iface_handle = getIfaceHandle(iface_name);
+
+ if (iface_handle) {
+ status = global_func_table_.wifi_get_logger_supported_feature_set(iface_handle,
+ &supported_feature_flags);
+ }
+ return {status, supported_feature_flags};
+}
+
+wifi_error WifiLegacyHal::startPktFateMonitoring(const std::string& iface_name) {
+ return global_func_table_.wifi_start_pkt_fate_monitoring(getIfaceHandle(iface_name));
+}
+
+std::pair<wifi_error, std::vector<wifi_tx_report>> WifiLegacyHal::getTxPktFates(
+ const std::string& iface_name) {
+ std::vector<wifi_tx_report> tx_pkt_fates;
+ tx_pkt_fates.resize(MAX_FATE_LOG_LEN);
+ size_t num_fates = 0;
+ wifi_error status = global_func_table_.wifi_get_tx_pkt_fates(
+ getIfaceHandle(iface_name), tx_pkt_fates.data(), tx_pkt_fates.size(), &num_fates);
+ CHECK(num_fates <= MAX_FATE_LOG_LEN);
+ tx_pkt_fates.resize(num_fates);
+ return {status, std::move(tx_pkt_fates)};
+}
+
+std::pair<wifi_error, std::vector<wifi_rx_report>> WifiLegacyHal::getRxPktFates(
+ const std::string& iface_name) {
+ std::vector<wifi_rx_report> rx_pkt_fates;
+ rx_pkt_fates.resize(MAX_FATE_LOG_LEN);
+ size_t num_fates = 0;
+ wifi_error status = global_func_table_.wifi_get_rx_pkt_fates(
+ getIfaceHandle(iface_name), rx_pkt_fates.data(), rx_pkt_fates.size(), &num_fates);
+ CHECK(num_fates <= MAX_FATE_LOG_LEN);
+ rx_pkt_fates.resize(num_fates);
+ return {status, std::move(rx_pkt_fates)};
+}
+
+std::pair<wifi_error, WakeReasonStats> WifiLegacyHal::getWakeReasonStats(
+ const std::string& iface_name) {
+ WakeReasonStats stats;
+ stats.cmd_event_wake_cnt.resize(kMaxWakeReasonStatsArraySize);
+ stats.driver_fw_local_wake_cnt.resize(kMaxWakeReasonStatsArraySize);
+
+ // This legacy struct needs separate memory to store the variable sized wake
+ // reason types.
+ stats.wake_reason_cnt.cmd_event_wake_cnt =
+ reinterpret_cast<int32_t*>(stats.cmd_event_wake_cnt.data());
+ stats.wake_reason_cnt.cmd_event_wake_cnt_sz = stats.cmd_event_wake_cnt.size();
+ stats.wake_reason_cnt.cmd_event_wake_cnt_used = 0;
+ stats.wake_reason_cnt.driver_fw_local_wake_cnt =
+ reinterpret_cast<int32_t*>(stats.driver_fw_local_wake_cnt.data());
+ stats.wake_reason_cnt.driver_fw_local_wake_cnt_sz = stats.driver_fw_local_wake_cnt.size();
+ stats.wake_reason_cnt.driver_fw_local_wake_cnt_used = 0;
+
+ wifi_error status = global_func_table_.wifi_get_wake_reason_stats(getIfaceHandle(iface_name),
+ &stats.wake_reason_cnt);
+
+ CHECK(stats.wake_reason_cnt.cmd_event_wake_cnt_used >= 0 &&
+ static_cast<uint32_t>(stats.wake_reason_cnt.cmd_event_wake_cnt_used) <=
+ kMaxWakeReasonStatsArraySize);
+ stats.cmd_event_wake_cnt.resize(stats.wake_reason_cnt.cmd_event_wake_cnt_used);
+ stats.wake_reason_cnt.cmd_event_wake_cnt = nullptr;
+
+ CHECK(stats.wake_reason_cnt.driver_fw_local_wake_cnt_used >= 0 &&
+ static_cast<uint32_t>(stats.wake_reason_cnt.driver_fw_local_wake_cnt_used) <=
+ kMaxWakeReasonStatsArraySize);
+ stats.driver_fw_local_wake_cnt.resize(stats.wake_reason_cnt.driver_fw_local_wake_cnt_used);
+ stats.wake_reason_cnt.driver_fw_local_wake_cnt = nullptr;
+
+ return {status, stats};
+}
+
+wifi_error WifiLegacyHal::registerRingBufferCallbackHandler(
+ const std::string& iface_name, const on_ring_buffer_data_callback& on_user_data_callback) {
+ if (on_ring_buffer_data_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_ring_buffer_data_internal_callback = [on_user_data_callback](
+ char* ring_name, char* buffer, int buffer_size,
+ wifi_ring_buffer_status* status) {
+ if (status && buffer) {
+ std::vector<uint8_t> buffer_vector(reinterpret_cast<uint8_t*>(buffer),
+ reinterpret_cast<uint8_t*>(buffer) + buffer_size);
+ on_user_data_callback(ring_name, buffer_vector, *status);
+ }
+ };
+ wifi_error status = global_func_table_.wifi_set_log_handler(0, getIfaceHandle(iface_name),
+ {onAsyncRingBufferData});
+ if (status != WIFI_SUCCESS) {
+ on_ring_buffer_data_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::deregisterRingBufferCallbackHandler(const std::string& iface_name) {
+ if (!on_ring_buffer_data_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_ring_buffer_data_internal_callback = nullptr;
+ return global_func_table_.wifi_reset_log_handler(0, getIfaceHandle(iface_name));
+}
+
+std::pair<wifi_error, std::vector<wifi_ring_buffer_status>> WifiLegacyHal::getRingBuffersStatus(
+ const std::string& iface_name) {
+ std::vector<wifi_ring_buffer_status> ring_buffers_status;
+ ring_buffers_status.resize(kMaxRingBuffers);
+ uint32_t num_rings = kMaxRingBuffers;
+ wifi_error status = global_func_table_.wifi_get_ring_buffers_status(
+ getIfaceHandle(iface_name), &num_rings, ring_buffers_status.data());
+ CHECK(num_rings <= kMaxRingBuffers);
+ ring_buffers_status.resize(num_rings);
+ return {status, std::move(ring_buffers_status)};
+}
+
+wifi_error WifiLegacyHal::startRingBufferLogging(const std::string& iface_name,
+ const std::string& ring_name,
+ uint32_t verbose_level, uint32_t max_interval_sec,
+ uint32_t min_data_size) {
+ return global_func_table_.wifi_start_logging(getIfaceHandle(iface_name), verbose_level, 0,
+ max_interval_sec, min_data_size,
+ makeCharVec(ring_name).data());
+}
+
+wifi_error WifiLegacyHal::getRingBufferData(const std::string& iface_name,
+ const std::string& ring_name) {
+ return global_func_table_.wifi_get_ring_data(getIfaceHandle(iface_name),
+ makeCharVec(ring_name).data());
+}
+
+wifi_error WifiLegacyHal::registerErrorAlertCallbackHandler(
+ const std::string& iface_name, const on_error_alert_callback& on_user_alert_callback) {
+ if (on_error_alert_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_error_alert_internal_callback = [on_user_alert_callback](wifi_request_id id, char* buffer,
+ int buffer_size, int err_code) {
+ if (buffer) {
+ CHECK(id == 0);
+ on_user_alert_callback(
+ err_code,
+ std::vector<uint8_t>(reinterpret_cast<uint8_t*>(buffer),
+ reinterpret_cast<uint8_t*>(buffer) + buffer_size));
+ }
+ };
+ wifi_error status = global_func_table_.wifi_set_alert_handler(0, getIfaceHandle(iface_name),
+ {onAsyncErrorAlert});
+ if (status != WIFI_SUCCESS) {
+ on_error_alert_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::deregisterErrorAlertCallbackHandler(const std::string& iface_name) {
+ if (!on_error_alert_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_error_alert_internal_callback = nullptr;
+ return global_func_table_.wifi_reset_alert_handler(0, getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::registerRadioModeChangeCallbackHandler(
+ const std::string& iface_name,
+ const on_radio_mode_change_callback& on_user_change_callback) {
+ if (on_radio_mode_change_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_radio_mode_change_internal_callback = [on_user_change_callback](
+ wifi_request_id /* id */, uint32_t num_macs,
+ wifi_mac_info* mac_infos_arr) {
+ if (num_macs > 0 && mac_infos_arr) {
+ std::vector<WifiMacInfo> mac_infos_vec;
+ for (uint32_t i = 0; i < num_macs; i++) {
+ WifiMacInfo mac_info;
+ mac_info.wlan_mac_id = mac_infos_arr[i].wlan_mac_id;
+ mac_info.mac_band = mac_infos_arr[i].mac_band;
+ for (int32_t j = 0; j < mac_infos_arr[i].num_iface; j++) {
+ WifiIfaceInfo iface_info;
+ iface_info.name = mac_infos_arr[i].iface_info[j].iface_name;
+ iface_info.channel = mac_infos_arr[i].iface_info[j].channel;
+ mac_info.iface_infos.push_back(iface_info);
+ }
+ mac_infos_vec.push_back(mac_info);
+ }
+ on_user_change_callback(mac_infos_vec);
+ }
+ };
+ wifi_error status = global_func_table_.wifi_set_radio_mode_change_handler(
+ 0, getIfaceHandle(iface_name), {onAsyncRadioModeChange});
+ if (status != WIFI_SUCCESS) {
+ on_radio_mode_change_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::registerSubsystemRestartCallbackHandler(
+ const on_subsystem_restart_callback& on_restart_callback) {
+ if (on_subsystem_restart_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ on_subsystem_restart_internal_callback = [on_restart_callback](const char* error) {
+ on_restart_callback(error);
+ };
+ wifi_error status = global_func_table_.wifi_set_subsystem_restart_handler(
+ global_handle_, {onAsyncSubsystemRestart});
+ if (status != WIFI_SUCCESS) {
+ on_subsystem_restart_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::startRttRangeRequest(
+ const std::string& iface_name, wifi_request_id id,
+ const std::vector<wifi_rtt_config>& rtt_configs,
+ const on_rtt_results_callback& on_results_user_callback) {
+ if (on_rtt_results_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+
+ on_rtt_results_internal_callback = [on_results_user_callback](wifi_request_id id,
+ unsigned num_results,
+ wifi_rtt_result* rtt_results[]) {
+ if (num_results > 0 && !rtt_results) {
+ LOG(ERROR) << "Unexpected nullptr in RTT results";
+ return;
+ }
+ std::vector<const wifi_rtt_result*> rtt_results_vec;
+ std::copy_if(rtt_results, rtt_results + num_results, back_inserter(rtt_results_vec),
+ [](wifi_rtt_result* rtt_result) { return rtt_result != nullptr; });
+ on_results_user_callback(id, rtt_results_vec);
+ };
+
+ std::vector<wifi_rtt_config> rtt_configs_internal(rtt_configs);
+ wifi_error status = global_func_table_.wifi_rtt_range_request(
+ id, getIfaceHandle(iface_name), rtt_configs.size(), rtt_configs_internal.data(),
+ {onAsyncRttResults});
+ if (status != WIFI_SUCCESS) {
+ on_rtt_results_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::cancelRttRangeRequest(
+ const std::string& iface_name, wifi_request_id id,
+ const std::vector<std::array<uint8_t, ETH_ALEN>>& mac_addrs) {
+ if (!on_rtt_results_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+ static_assert(sizeof(mac_addr) == sizeof(std::array<uint8_t, ETH_ALEN>),
+ "MAC address size mismatch");
+ // TODO: How do we handle partial cancels (i.e only a subset of enabled mac
+ // addressed are cancelled).
+ std::vector<std::array<uint8_t, ETH_ALEN>> mac_addrs_internal(mac_addrs);
+ wifi_error status = global_func_table_.wifi_rtt_range_cancel(
+ id, getIfaceHandle(iface_name), mac_addrs.size(),
+ reinterpret_cast<mac_addr*>(mac_addrs_internal.data()));
+ // If the request Id is wrong, don't stop the ongoing range request. Any
+ // other error should be treated as the end of rtt ranging.
+ if (status != WIFI_ERROR_INVALID_REQUEST_ID) {
+ on_rtt_results_internal_callback = nullptr;
+ }
+ return status;
+}
+
+std::pair<wifi_error, wifi_rtt_capabilities> WifiLegacyHal::getRttCapabilities(
+ const std::string& iface_name) {
+ wifi_rtt_capabilities rtt_caps;
+ wifi_error status =
+ global_func_table_.wifi_get_rtt_capabilities(getIfaceHandle(iface_name), &rtt_caps);
+ return {status, rtt_caps};
+}
+
+std::pair<wifi_error, wifi_rtt_responder> WifiLegacyHal::getRttResponderInfo(
+ const std::string& iface_name) {
+ wifi_rtt_responder rtt_responder;
+ wifi_error status = global_func_table_.wifi_rtt_get_responder_info(getIfaceHandle(iface_name),
+ &rtt_responder);
+ return {status, rtt_responder};
+}
+
+wifi_error WifiLegacyHal::enableRttResponder(const std::string& iface_name, wifi_request_id id,
+ const wifi_channel_info& channel_hint,
+ uint32_t max_duration_secs,
+ const wifi_rtt_responder& info) {
+ wifi_rtt_responder info_internal(info);
+ return global_func_table_.wifi_enable_responder(id, getIfaceHandle(iface_name), channel_hint,
+ max_duration_secs, &info_internal);
+}
+
+wifi_error WifiLegacyHal::disableRttResponder(const std::string& iface_name, wifi_request_id id) {
+ return global_func_table_.wifi_disable_responder(id, getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::setRttLci(const std::string& iface_name, wifi_request_id id,
+ const wifi_lci_information& info) {
+ wifi_lci_information info_internal(info);
+ return global_func_table_.wifi_set_lci(id, getIfaceHandle(iface_name), &info_internal);
+}
+
+wifi_error WifiLegacyHal::setRttLcr(const std::string& iface_name, wifi_request_id id,
+ const wifi_lcr_information& info) {
+ wifi_lcr_information info_internal(info);
+ return global_func_table_.wifi_set_lcr(id, getIfaceHandle(iface_name), &info_internal);
+}
+
+wifi_error WifiLegacyHal::nanRegisterCallbackHandlers(const std::string& iface_name,
+ const NanCallbackHandlers& user_callbacks) {
+ on_nan_notify_response_user_callback = user_callbacks.on_notify_response;
+ on_nan_event_publish_terminated_user_callback = user_callbacks.on_event_publish_terminated;
+ on_nan_event_match_user_callback = user_callbacks.on_event_match;
+ on_nan_event_match_expired_user_callback = user_callbacks.on_event_match_expired;
+ on_nan_event_subscribe_terminated_user_callback = user_callbacks.on_event_subscribe_terminated;
+ on_nan_event_followup_user_callback = user_callbacks.on_event_followup;
+ on_nan_event_disc_eng_event_user_callback = user_callbacks.on_event_disc_eng_event;
+ on_nan_event_disabled_user_callback = user_callbacks.on_event_disabled;
+ on_nan_event_tca_user_callback = user_callbacks.on_event_tca;
+ on_nan_event_beacon_sdf_payload_user_callback = user_callbacks.on_event_beacon_sdf_payload;
+ on_nan_event_data_path_request_user_callback = user_callbacks.on_event_data_path_request;
+ on_nan_event_data_path_confirm_user_callback = user_callbacks.on_event_data_path_confirm;
+ on_nan_event_data_path_end_user_callback = user_callbacks.on_event_data_path_end;
+ on_nan_event_transmit_follow_up_user_callback = user_callbacks.on_event_transmit_follow_up;
+ on_nan_event_range_request_user_callback = user_callbacks.on_event_range_request;
+ on_nan_event_range_report_user_callback = user_callbacks.on_event_range_report;
+ on_nan_event_schedule_update_user_callback = user_callbacks.on_event_schedule_update;
+
+ return global_func_table_.wifi_nan_register_handler(
+ getIfaceHandle(iface_name),
+ {onAsyncNanNotifyResponse, onAsyncNanEventPublishReplied,
+ onAsyncNanEventPublishTerminated, onAsyncNanEventMatch, onAsyncNanEventMatchExpired,
+ onAsyncNanEventSubscribeTerminated, onAsyncNanEventFollowup,
+ onAsyncNanEventDiscEngEvent, onAsyncNanEventDisabled, onAsyncNanEventTca,
+ onAsyncNanEventBeaconSdfPayload, onAsyncNanEventDataPathRequest,
+ onAsyncNanEventDataPathConfirm, onAsyncNanEventDataPathEnd,
+ onAsyncNanEventTransmitFollowUp, onAsyncNanEventRangeRequest,
+ onAsyncNanEventRangeReport, onAsyncNanEventScheduleUpdate});
+}
+
+wifi_error WifiLegacyHal::nanEnableRequest(const std::string& iface_name, transaction_id id,
+ const NanEnableRequest& msg) {
+ NanEnableRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_enable_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanDisableRequest(const std::string& iface_name, transaction_id id) {
+ return global_func_table_.wifi_nan_disable_request(id, getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::nanPublishRequest(const std::string& iface_name, transaction_id id,
+ const NanPublishRequest& msg) {
+ NanPublishRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_publish_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanPublishCancelRequest(const std::string& iface_name, transaction_id id,
+ const NanPublishCancelRequest& msg) {
+ NanPublishCancelRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_publish_cancel_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanSubscribeRequest(const std::string& iface_name, transaction_id id,
+ const NanSubscribeRequest& msg) {
+ NanSubscribeRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_subscribe_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanSubscribeCancelRequest(const std::string& iface_name,
+ transaction_id id,
+ const NanSubscribeCancelRequest& msg) {
+ NanSubscribeCancelRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_subscribe_cancel_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanTransmitFollowupRequest(const std::string& iface_name,
+ transaction_id id,
+ const NanTransmitFollowupRequest& msg) {
+ NanTransmitFollowupRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_transmit_followup_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanStatsRequest(const std::string& iface_name, transaction_id id,
+ const NanStatsRequest& msg) {
+ NanStatsRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_stats_request(id, getIfaceHandle(iface_name), &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanConfigRequest(const std::string& iface_name, transaction_id id,
+ const NanConfigRequest& msg) {
+ NanConfigRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_config_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanTcaRequest(const std::string& iface_name, transaction_id id,
+ const NanTCARequest& msg) {
+ NanTCARequest msg_internal(msg);
+ return global_func_table_.wifi_nan_tca_request(id, getIfaceHandle(iface_name), &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanBeaconSdfPayloadRequest(const std::string& iface_name,
+ transaction_id id,
+ const NanBeaconSdfPayloadRequest& msg) {
+ NanBeaconSdfPayloadRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_beacon_sdf_payload_request(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+std::pair<wifi_error, NanVersion> WifiLegacyHal::nanGetVersion() {
+ NanVersion version;
+ wifi_error status = global_func_table_.wifi_nan_get_version(global_handle_, &version);
+ return {status, version};
+}
+
+wifi_error WifiLegacyHal::nanGetCapabilities(const std::string& iface_name, transaction_id id) {
+ return global_func_table_.wifi_nan_get_capabilities(id, getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::nanDataInterfaceCreate(const std::string& iface_name, transaction_id id,
+ const std::string& data_iface_name) {
+ return global_func_table_.wifi_nan_data_interface_create(id, getIfaceHandle(iface_name),
+ makeCharVec(data_iface_name).data());
+}
+
+wifi_error WifiLegacyHal::nanDataInterfaceDelete(const std::string& iface_name, transaction_id id,
+ const std::string& data_iface_name) {
+ return global_func_table_.wifi_nan_data_interface_delete(id, getIfaceHandle(iface_name),
+ makeCharVec(data_iface_name).data());
+}
+
+wifi_error WifiLegacyHal::nanDataRequestInitiator(const std::string& iface_name, transaction_id id,
+ const NanDataPathInitiatorRequest& msg) {
+ NanDataPathInitiatorRequest msg_internal(msg);
+ return global_func_table_.wifi_nan_data_request_initiator(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+wifi_error WifiLegacyHal::nanDataIndicationResponse(const std::string& iface_name,
+ transaction_id id,
+ const NanDataPathIndicationResponse& msg) {
+ NanDataPathIndicationResponse msg_internal(msg);
+ return global_func_table_.wifi_nan_data_indication_response(id, getIfaceHandle(iface_name),
+ &msg_internal);
+}
+
+typedef struct {
+ u8 num_ndp_instances;
+ NanDataPathId ndp_instance_id;
+} NanDataPathEndSingleNdpIdRequest;
+
+wifi_error WifiLegacyHal::nanDataEnd(const std::string& iface_name, transaction_id id,
+ uint32_t ndpInstanceId) {
+ NanDataPathEndSingleNdpIdRequest msg;
+ msg.num_ndp_instances = 1;
+ msg.ndp_instance_id = ndpInstanceId;
+ wifi_error status = global_func_table_.wifi_nan_data_end(id, getIfaceHandle(iface_name),
+ (NanDataPathEndRequest*)&msg);
+ return status;
+}
+
+wifi_error WifiLegacyHal::setCountryCode(const std::string& iface_name,
+ const std::array<uint8_t, 2> code) {
+ std::string code_str(code.data(), code.data() + code.size());
+ return global_func_table_.wifi_set_country_code(getIfaceHandle(iface_name), code_str.c_str());
+}
+
+wifi_error WifiLegacyHal::retrieveIfaceHandles() {
+ wifi_interface_handle* iface_handles = nullptr;
+ int num_iface_handles = 0;
+ wifi_error status =
+ global_func_table_.wifi_get_ifaces(global_handle_, &num_iface_handles, &iface_handles);
+ if (status != WIFI_SUCCESS) {
+ LOG(ERROR) << "Failed to enumerate interface handles";
+ return status;
+ }
+ iface_name_to_handle_.clear();
+ for (int i = 0; i < num_iface_handles; ++i) {
+ std::array<char, IFNAMSIZ> iface_name_arr = {};
+ status = global_func_table_.wifi_get_iface_name(iface_handles[i], iface_name_arr.data(),
+ iface_name_arr.size());
+ if (status != WIFI_SUCCESS) {
+ LOG(WARNING) << "Failed to get interface handle name";
+ continue;
+ }
+ // Assuming the interface name is null terminated since the legacy HAL
+ // API does not return a size.
+ std::string iface_name(iface_name_arr.data());
+ LOG(INFO) << "Adding interface handle for " << iface_name;
+ iface_name_to_handle_[iface_name] = iface_handles[i];
+ }
+ return WIFI_SUCCESS;
+}
+
+wifi_interface_handle WifiLegacyHal::getIfaceHandle(const std::string& iface_name) {
+ const auto iface_handle_iter = iface_name_to_handle_.find(iface_name);
+ if (iface_handle_iter == iface_name_to_handle_.end()) {
+ LOG(ERROR) << "Unknown iface name: " << iface_name;
+ return nullptr;
+ }
+ return iface_handle_iter->second;
+}
+
+void WifiLegacyHal::runEventLoop() {
+ LOG(DEBUG) << "Starting legacy HAL event loop";
+ global_func_table_.wifi_event_loop(global_handle_);
+ const auto lock = aidl_sync_util::acquireGlobalLock();
+ if (!awaiting_event_loop_termination_) {
+ LOG(FATAL) << "Legacy HAL event loop terminated, but HAL was not stopping";
+ }
+ LOG(DEBUG) << "Legacy HAL event loop terminated";
+ awaiting_event_loop_termination_ = false;
+ stop_wait_cv_.notify_one();
+}
+
+std::pair<wifi_error, std::vector<wifi_cached_scan_results>> WifiLegacyHal::getGscanCachedResults(
+ const std::string& iface_name) {
+ std::vector<wifi_cached_scan_results> cached_scan_results;
+ cached_scan_results.resize(kMaxCachedGscanResults);
+ int32_t num_results = 0;
+ wifi_error status = global_func_table_.wifi_get_cached_gscan_results(
+ getIfaceHandle(iface_name), true /* always flush */, cached_scan_results.size(),
+ cached_scan_results.data(), &num_results);
+ CHECK(num_results >= 0 && static_cast<uint32_t>(num_results) <= kMaxCachedGscanResults);
+ cached_scan_results.resize(num_results);
+ // Check for invalid IE lengths in these cached scan results and correct it.
+ for (auto& cached_scan_result : cached_scan_results) {
+ int num_scan_results = cached_scan_result.num_results;
+ for (int i = 0; i < num_scan_results; i++) {
+ auto& scan_result = cached_scan_result.results[i];
+ if (scan_result.ie_length > 0) {
+ LOG(DEBUG) << "Cached scan result has non-zero IE length " << scan_result.ie_length;
+ scan_result.ie_length = 0;
+ }
+ }
+ }
+ return {status, std::move(cached_scan_results)};
+}
+
+wifi_error WifiLegacyHal::createVirtualInterface(const std::string& ifname,
+ wifi_interface_type iftype) {
+ // Create the interface if it doesn't exist. If interface already exist,
+ // Vendor Hal should return WIFI_SUCCESS.
+ wifi_error status = global_func_table_.wifi_virtual_interface_create(global_handle_,
+ ifname.c_str(), iftype);
+ return handleVirtualInterfaceCreateOrDeleteStatus(ifname, status);
+}
+
+wifi_error WifiLegacyHal::deleteVirtualInterface(const std::string& ifname) {
+ // Delete the interface if it was created dynamically.
+ wifi_error status =
+ global_func_table_.wifi_virtual_interface_delete(global_handle_, ifname.c_str());
+ return handleVirtualInterfaceCreateOrDeleteStatus(ifname, status);
+}
+
+wifi_error WifiLegacyHal::handleVirtualInterfaceCreateOrDeleteStatus(const std::string& ifname,
+ wifi_error status) {
+ if (status == WIFI_SUCCESS) {
+ // refresh list of handlers now.
+ status = retrieveIfaceHandles();
+ } else if (status == WIFI_ERROR_NOT_SUPPORTED) {
+ // Vendor hal does not implement this API. Such vendor implementations
+ // are expected to create / delete interface by other means.
+
+ // check if interface exists.
+ if (if_nametoindex(ifname.c_str())) {
+ status = retrieveIfaceHandles();
+ }
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::getSupportedIfaceName(uint32_t iface_type, std::string& ifname) {
+ std::array<char, IFNAMSIZ> buffer;
+
+ wifi_error res = global_func_table_.wifi_get_supported_iface_name(
+ global_handle_, (uint32_t)iface_type, buffer.data(), buffer.size());
+ if (res == WIFI_SUCCESS) ifname = buffer.data();
+
+ return res;
+}
+
+wifi_error WifiLegacyHal::multiStaSetPrimaryConnection(const std::string& ifname) {
+ return global_func_table_.wifi_multi_sta_set_primary_connection(global_handle_,
+ getIfaceHandle(ifname));
+}
+
+wifi_error WifiLegacyHal::multiStaSetUseCase(wifi_multi_sta_use_case use_case) {
+ return global_func_table_.wifi_multi_sta_set_use_case(global_handle_, use_case);
+}
+
+wifi_error WifiLegacyHal::setCoexUnsafeChannels(
+ std::vector<wifi_coex_unsafe_channel> unsafe_channels, uint32_t restrictions) {
+ return global_func_table_.wifi_set_coex_unsafe_channels(global_handle_, unsafe_channels.size(),
+ unsafe_channels.data(), restrictions);
+}
+
+wifi_error WifiLegacyHal::setVoipMode(const std::string& iface_name, wifi_voip_mode mode) {
+ return global_func_table_.wifi_set_voip_mode(getIfaceHandle(iface_name), mode);
+}
+
+wifi_error WifiLegacyHal::twtRegisterHandler(const std::string& iface_name,
+ const TwtCallbackHandlers& user_callbacks) {
+ on_twt_event_setup_response_callback = user_callbacks.on_setup_response;
+ on_twt_event_teardown_completion_callback = user_callbacks.on_teardown_completion;
+ on_twt_event_info_frame_received_callback = user_callbacks.on_info_frame_received;
+ on_twt_event_device_notify_callback = user_callbacks.on_device_notify;
+
+ return global_func_table_.wifi_twt_register_handler(
+ getIfaceHandle(iface_name),
+ {onAsyncTwtEventSetupResponse, onAsyncTwtEventTeardownCompletion,
+ onAsyncTwtEventInfoFrameReceived, onAsyncTwtEventDeviceNotify});
+}
+
+std::pair<wifi_error, TwtCapabilitySet> WifiLegacyHal::twtGetCapability(
+ const std::string& iface_name) {
+ TwtCapabilitySet capSet;
+ wifi_error status =
+ global_func_table_.wifi_twt_get_capability(getIfaceHandle(iface_name), &capSet);
+ return {status, capSet};
+}
+
+wifi_error WifiLegacyHal::twtSetupRequest(const std::string& iface_name,
+ const TwtSetupRequest& msg) {
+ TwtSetupRequest msgInternal(msg);
+ return global_func_table_.wifi_twt_setup_request(getIfaceHandle(iface_name), &msgInternal);
+}
+
+wifi_error WifiLegacyHal::twtTearDownRequest(const std::string& iface_name,
+ const TwtTeardownRequest& msg) {
+ TwtTeardownRequest msgInternal(msg);
+ return global_func_table_.wifi_twt_teardown_request(getIfaceHandle(iface_name), &msgInternal);
+}
+
+wifi_error WifiLegacyHal::twtInfoFrameRequest(const std::string& iface_name,
+ const TwtInfoFrameRequest& msg) {
+ TwtInfoFrameRequest msgInternal(msg);
+ return global_func_table_.wifi_twt_info_frame_request(getIfaceHandle(iface_name), &msgInternal);
+}
+
+std::pair<wifi_error, TwtStats> WifiLegacyHal::twtGetStats(const std::string& iface_name,
+ uint8_t configId) {
+ TwtStats stats;
+ wifi_error status =
+ global_func_table_.wifi_twt_get_stats(getIfaceHandle(iface_name), configId, &stats);
+ return {status, stats};
+}
+
+wifi_error WifiLegacyHal::twtClearStats(const std::string& iface_name, uint8_t configId) {
+ return global_func_table_.wifi_twt_clear_stats(getIfaceHandle(iface_name), configId);
+}
+
+wifi_error WifiLegacyHal::setDtimConfig(const std::string& iface_name, uint32_t multiplier) {
+ return global_func_table_.wifi_set_dtim_config(getIfaceHandle(iface_name), multiplier);
+}
+
+std::pair<wifi_error, std::vector<wifi_usable_channel>> WifiLegacyHal::getUsableChannels(
+ uint32_t band_mask, uint32_t iface_mode_mask, uint32_t filter_mask) {
+ std::vector<wifi_usable_channel> channels;
+ channels.resize(kMaxWifiUsableChannels);
+ uint32_t size = 0;
+ wifi_error status = global_func_table_.wifi_get_usable_channels(
+ global_handle_, band_mask, iface_mode_mask, filter_mask, channels.size(), &size,
+ reinterpret_cast<wifi_usable_channel*>(channels.data()));
+ CHECK(size >= 0 && size <= kMaxWifiUsableChannels);
+ channels.resize(size);
+ return {status, std::move(channels)};
+}
+
+wifi_error WifiLegacyHal::triggerSubsystemRestart() {
+ return global_func_table_.wifi_trigger_subsystem_restart(global_handle_);
+}
+
+wifi_error WifiLegacyHal::setIndoorState(bool isIndoor) {
+ return global_func_table_.wifi_set_indoor_state(global_handle_, isIndoor);
+}
+
+std::pair<wifi_error, wifi_radio_combination_matrix*>
+WifiLegacyHal::getSupportedRadioCombinationsMatrix() {
+ char* buffer = new char[kMaxSupportedRadioCombinationsMatrixLength];
+ std::fill(buffer, buffer + kMaxSupportedRadioCombinationsMatrixLength, 0);
+ uint32_t size = 0;
+ wifi_radio_combination_matrix* radio_combination_matrix_ptr =
+ reinterpret_cast<wifi_radio_combination_matrix*>(buffer);
+ wifi_error status = global_func_table_.wifi_get_supported_radio_combinations_matrix(
+ global_handle_, kMaxSupportedRadioCombinationsMatrixLength, &size,
+ radio_combination_matrix_ptr);
+ CHECK(size >= 0 && size <= kMaxSupportedRadioCombinationsMatrixLength);
+ return {status, radio_combination_matrix_ptr};
+}
+
+wifi_error WifiLegacyHal::chreNanRttRequest(const std::string& iface_name, bool enable) {
+ if (enable)
+ return global_func_table_.wifi_nan_rtt_chre_enable_request(0, getIfaceHandle(iface_name),
+ NULL);
+ else
+ return global_func_table_.wifi_nan_rtt_chre_disable_request(0, getIfaceHandle(iface_name));
+}
+
+wifi_error WifiLegacyHal::chreRegisterHandler(const std::string& iface_name,
+ const ChreCallbackHandlers& handler) {
+ if (on_chre_nan_rtt_internal_callback) {
+ return WIFI_ERROR_NOT_AVAILABLE;
+ }
+
+ on_chre_nan_rtt_internal_callback = handler.on_wifi_chre_nan_rtt_state;
+
+ wifi_error status = global_func_table_.wifi_chre_register_handler(getIfaceHandle(iface_name),
+ {onAsyncChreNanRttState});
+ if (status != WIFI_SUCCESS) {
+ on_chre_nan_rtt_internal_callback = nullptr;
+ }
+ return status;
+}
+
+wifi_error WifiLegacyHal::enableWifiTxPowerLimits(const std::string& iface_name, bool enable) {
+ return global_func_table_.wifi_enable_tx_power_limits(getIfaceHandle(iface_name), enable);
+}
+
+wifi_error WifiLegacyHal::getWifiCachedScanResults(
+ const std::string& iface_name, const CachedScanResultsCallbackHandlers& handler) {
+ on_cached_scan_results_internal_callback = handler.on_cached_scan_results;
+
+ wifi_error status = global_func_table_.wifi_get_cached_scan_results(getIfaceHandle(iface_name),
+ {onSyncCachedScanResults});
+
+ on_cached_scan_results_internal_callback = nullptr;
+ return status;
+}
+
+void WifiLegacyHal::invalidate() {
+ global_handle_ = nullptr;
+ iface_name_to_handle_.clear();
+ on_driver_memory_dump_internal_callback = nullptr;
+ on_firmware_memory_dump_internal_callback = nullptr;
+ on_gscan_event_internal_callback = nullptr;
+ on_gscan_full_result_internal_callback = nullptr;
+ on_link_layer_stats_result_internal_callback = nullptr;
+ on_rssi_threshold_breached_internal_callback = nullptr;
+ on_ring_buffer_data_internal_callback = nullptr;
+ on_error_alert_internal_callback = nullptr;
+ on_radio_mode_change_internal_callback = nullptr;
+ on_subsystem_restart_internal_callback = nullptr;
+ on_rtt_results_internal_callback = nullptr;
+ on_nan_notify_response_user_callback = nullptr;
+ on_nan_event_publish_terminated_user_callback = nullptr;
+ on_nan_event_match_user_callback = nullptr;
+ on_nan_event_match_expired_user_callback = nullptr;
+ on_nan_event_subscribe_terminated_user_callback = nullptr;
+ on_nan_event_followup_user_callback = nullptr;
+ on_nan_event_disc_eng_event_user_callback = nullptr;
+ on_nan_event_disabled_user_callback = nullptr;
+ on_nan_event_tca_user_callback = nullptr;
+ on_nan_event_beacon_sdf_payload_user_callback = nullptr;
+ on_nan_event_data_path_request_user_callback = nullptr;
+ on_nan_event_data_path_confirm_user_callback = nullptr;
+ on_nan_event_data_path_end_user_callback = nullptr;
+ on_nan_event_transmit_follow_up_user_callback = nullptr;
+ on_nan_event_range_request_user_callback = nullptr;
+ on_nan_event_range_report_user_callback = nullptr;
+ on_nan_event_schedule_update_user_callback = nullptr;
+ on_twt_event_setup_response_callback = nullptr;
+ on_twt_event_teardown_completion_callback = nullptr;
+ on_twt_event_info_frame_received_callback = nullptr;
+ on_twt_event_device_notify_callback = nullptr;
+ on_chre_nan_rtt_internal_callback = nullptr;
+}
+
+} // namespace legacy_hal
+} // namespace wifi
+} // namespace hardware
+} // namespace android
+} // namespace aidl