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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 #include "offload_hal_test_utils.h"
     17 
     18 namespace android {
     19 namespace hardware {
     20 namespace wifi {
     21 namespace offload {
     22 namespace V1_0 {
     23 namespace implementation {
     24 namespace offload_hal_test_utils {
     25 
     26 using namespace offload_hal_test_constants;
     27 
     28 void createChreScanResultsForTest(std::vector<wifi_offload::ScanResult>* chreScanResults) {
     29     wifi_offload::ScanResult chreScanResult;
     30     chreScanResult.security_modes_ = kNetworkFlags;
     31     chreScanResult.capability_ = kCapability;
     32     chreScanResult.frequency_scanned_mhz_ = kFrequency1;
     33     chreScanResult.rssi_dbm_ = kRssi;
     34     chreScanResult.tsf_ = kTsf;
     35     chreScanResult.ssid_.SetData(&kSsid1[0], kSsid1_size);
     36     memcpy(&chreScanResult.bssid_[0], &kBssid[0], kBssidSize);
     37     chreScanResults->push_back(chreScanResult);
     38 }
     39 
     40 void createChreScanStatsForTest(wifi_offload::ScanStats* chreScanStats) {
     41     chreScanStats->num_scans_requested_by_nanoapp_ = kDefaultNumScansRequestedByWifi;
     42     chreScanStats->num_scans_serviced_by_hardware_ = kDefaultNumScansServicedByWifi;
     43     chreScanStats->num_scans_serviced_by_cache_ =
     44         (kDefaultNumScansRequestedByWifi - kDefaultNumScansServicedByWifi);
     45     for (size_t j = 0; j < kNumChannelsScanned[0] + kNumChannelsScanned[1]; j++) {
     46         chreScanStats->channel_histogram_.IncrementScanCountForChannelForTest(
     47             kTestChannels[j], static_cast<uint32_t>(kNumTimesChannelScanned[j]));
     48     }
     49     chreScanStats->last_subscription_duration_ms_ = kSubscriptionDurationMs;
     50     wifi_offload::ScanRecord scanRecord1;
     51     scanRecord1.time_spent_scanning_ms_ = kScanDurationMs[0];
     52     scanRecord1.num_channels_scanned_ = kNumChannelsScanned[0];
     53     scanRecord1.num_entries_aggregated_ = 1;
     54     chreScanStats->scan_records_.push_back(scanRecord1);
     55     wifi_offload::ScanRecord scanRecord2;
     56     scanRecord2.time_spent_scanning_ms_ = kScanDurationMs[1];
     57     scanRecord2.num_channels_scanned_ = kNumChannelsScanned[1];
     58     scanRecord2.num_entries_aggregated_ = 1;
     59     chreScanStats->scan_records_.push_back(scanRecord2);
     60 
     61     for (size_t i = 0; i < kRecordLength; i++) {
     62         wifi_offload::RpcLogRecord logRecord;
     63         logRecord.record_type_ = kChreRecordTypeList[i];
     64         logRecord.timestamp_chre_ms_ = kSystemStartTime + i * kIncrementBetweenEvents;
     65         chreScanStats->rpc_log_records_.push_back(logRecord);
     66     }
     67 }
     68 
     69 void createHidlScanFilterForTest(ScanFilter* scanFilter) {
     70     std::vector<NetworkInfo> nw_info_list;
     71     NetworkInfo nwInfo1;
     72     std::vector<uint8_t> ssid1(kSsid1, kSsid1 + kSsid1_size);
     73     nwInfo1.ssid = ssid1;
     74     nwInfo1.flags = kNetworkFlags;
     75     NetworkInfo nwInfo2;
     76     std::vector<uint8_t> ssid2(kSsid2, kSsid2 + kSsid2_size);
     77     nwInfo2.ssid = ssid2;
     78     nwInfo2.flags = kNetworkFlags;
     79     nw_info_list.push_back(nwInfo1);
     80     nw_info_list.push_back(nwInfo2);
     81     scanFilter->preferredNetworkInfoList = nw_info_list;
     82     scanFilter->rssiThreshold = kRssiThreshold;
     83 }
     84 
     85 void createHidlScanParamForTest(ScanParam* scanParam) {
     86     scanParam->disconnectedModeScanIntervalMs = kDisconnectedModeScanIntervalMs;
     87     std::vector<uint32_t> frequencyList{kFrequency1, kFrequency2};
     88     scanParam->frequencyList = frequencyList;
     89     std::vector<hidl_vec<uint8_t>> ssidList;
     90     std::vector<uint8_t> ssid1(kSsid1, kSsid1 + kSsid1_size);
     91     std::vector<uint8_t> ssid2(kSsid2, kSsid2 + kSsid2_size);
     92     ssidList.push_back(ssid1);
     93     ssidList.push_back(ssid2);
     94     scanParam->ssidList = ssidList;
     95 }
     96 
     97 void createChreScanConfigForTest(wifi_offload::ScanConfig* scanConfig) {
     98     scanConfig->scan_params_.disconnected_mode_scan_interval_ms_ = kDisconnectedModeScanIntervalMs;
     99     wifi_offload::Ssid chreSsid1;
    100     chreSsid1.SetData(&kSsid1[0], kSsid1_size);
    101     wifi_offload::Ssid chreSsid2;
    102     chreSsid2.SetData(&kSsid2[0], kSsid2_size);
    103     scanConfig->scan_params_.ssids_to_scan_.push_back(chreSsid1);
    104     scanConfig->scan_params_.ssids_to_scan_.push_back(chreSsid2);
    105     scanConfig->scan_params_.frequencies_to_scan_mhz_.push_back(kFrequency1);
    106     scanConfig->scan_params_.frequencies_to_scan_mhz_.push_back(kFrequency2);
    107     scanConfig->scan_filter_.min_rssi_threshold_dbm_ = kRssiThreshold;
    108     wifi_offload::PreferredNetwork chreNwInfo1;
    109     chreNwInfo1.security_modes_ = kNetworkFlags;
    110     chreNwInfo1.ssid_.SetData(&kSsid1[0], kSsid1_size);
    111     scanConfig->scan_filter_.networks_to_match_.push_back(std::move(chreNwInfo1));
    112     wifi_offload::PreferredNetwork chreNwInfo2;
    113     chreNwInfo2.security_modes_ = kNetworkFlags;
    114     chreNwInfo2.ssid_.SetData(&kSsid2[0], kSsid2_size);
    115     scanConfig->scan_filter_.networks_to_match_.push_back(std::move(chreNwInfo2));
    116 }
    117 
    118 bool validateScanResult(const std::vector<ScanResult>& hidlScanResultsTest,
    119                         const std::vector<wifi_offload::ScanResult> chreScanResults) {
    120     if (hidlScanResultsTest.size() != chreScanResults.size())
    121         return false;
    122     uint32_t i = 0;
    123     for (const auto& hidlScanResult : hidlScanResultsTest) {
    124         if (hidlScanResult.tsf != chreScanResults[i].tsf_)
    125             return false;
    126         if (hidlScanResult.rssi != chreScanResults[i].rssi_dbm_)
    127             return false;
    128         if (hidlScanResult.capability != chreScanResults[i].capability_)
    129             return false;
    130         if (hidlScanResult.frequency != chreScanResults[i].frequency_scanned_mhz_)
    131             return false;
    132         for (int j = 0; j < kBssidSize; j++) {
    133             if (hidlScanResult.bssid[j] != chreScanResults[i].bssid_[j])
    134                 return false;
    135         }
    136         chreWifiSsidListItem chreWifiSsid;
    137         chreScanResults[i].ssid_.ToChreWifiSsidListItem(&chreWifiSsid);
    138         for (size_t k = 0; k < chreWifiSsid.ssidLen; k++) {
    139             if (hidlScanResult.networkInfo.ssid[k] != chreWifiSsid.ssid[k])
    140                 return false;
    141         }
    142         if (hidlScanResult.networkInfo.flags != kNetworkFlags) {
    143             return false;
    144         }
    145         i++;
    146     }
    147     return true;
    148 }
    149 
    150 bool validateScanStats(const ScanStats& hidlScanStats,
    151                        const wifi_offload::ScanStats& chreScanStats) {
    152     if (hidlScanStats.subscriptionDurationMs != chreScanStats.last_subscription_duration_ms_)
    153         return false;
    154     if (hidlScanStats.numScansRequestedByWifi != chreScanStats.num_scans_requested_by_nanoapp_)
    155         return false;
    156     if (hidlScanStats.numScansServicedByWifi != chreScanStats.num_scans_serviced_by_hardware_)
    157         return false;
    158     if (hidlScanStats.numScansServicedbyCache != chreScanStats.num_scans_serviced_by_cache_)
    159         return false;
    160     for (uint32_t i = 0; i < kNumChannelsInHistogram; i++) {
    161         if (hidlScanStats.histogramChannelsScanned[i] !=
    162             chreScanStats.channel_histogram_.GetChannelScanCount(i)) {
    163             return false;
    164         }
    165     }
    166     if (hidlScanStats.scanRecord.size() != chreScanStats.scan_records_.size())
    167         return false;
    168     uint32_t i = 0;
    169     for (const auto& scanRecord : hidlScanStats.scanRecord) {
    170         if (scanRecord.durationMs != chreScanStats.scan_records_[i].time_spent_scanning_ms_)
    171             return false;
    172         if (scanRecord.numChannelsScanned != chreScanStats.scan_records_[i].num_channels_scanned_)
    173             return false;
    174         if (scanRecord.numEntriesAggregated !=
    175             chreScanStats.scan_records_[i].num_entries_aggregated_)
    176             return false;
    177         i++;
    178     }
    179     if (hidlScanStats.logRecord.size() != chreScanStats.rpc_log_records_.size())
    180         return false;
    181     i = 0;
    182 
    183     for (const auto& logRecord : hidlScanStats.logRecord) {
    184         if (logRecord.recordName != kHidlRecordNameList[i]) {
    185             return false;
    186         }
    187         if (logRecord.logTimeMs != chreScanStats.rpc_log_records_[i].timestamp_chre_ms_)
    188             return false;
    189         i++;
    190     }
    191     return true;
    192 }
    193 
    194 }  // namespace offload_hal_test_utils
    195 }  // namespace implementation
    196 }  // namespace V1_0
    197 }  // namespace offload
    198 }  // namespace wifi
    199 }  // namespace hardware
    200 }  // namespace android
    201