veux: Merge common tree to veux

- Ref:
  https://github.com/xiaomi-sm6375-devs/android_device_xiaomi_sm6375-common

Signed-off-by: kleidione <kleidione@gmail.com>

1 files changed, 384 insertions, 0 deletions

diff --git a/gps/core/ContextBase.cpp b/gps/core/ContextBase.cpp
new file mode 100644
index 0000000..87e98dc
--- /dev/null
+++ b/gps/core/ContextBase.cpp
@@ -0,0 +1,384 @@
+/* Copyright (c) 2011-2014,2016-2017,2020 The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *     * Neither the name of The Linux Foundation, nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+#define LOG_NDEBUG 0
+#define LOG_TAG "LocSvc_CtxBase"
+
+#include <dlfcn.h>
+#include <unistd.h>
+#include <ContextBase.h>
+#include <msg_q.h>
+#include <loc_target.h>
+#include <loc_pla.h>
+#include <loc_log.h>
+
+namespace loc_core {
+
+#define SLL_LOC_API_LIB_NAME "libsynergy_loc_api.so"
+#define LOC_APIV2_0_LIB_NAME "libloc_api_v02.so"
+#define IS_SS5_HW_ENABLED  1
+
+loc_gps_cfg_s_type ContextBase::mGps_conf {};
+loc_sap_cfg_s_type ContextBase::mSap_conf {};
+bool ContextBase::sIsEngineCapabilitiesKnown = false;
+uint64_t ContextBase::sSupportedMsgMask = 0;
+bool ContextBase::sGnssMeasurementSupported = false;
+uint8_t ContextBase::sFeaturesSupported[MAX_FEATURE_LENGTH];
+GnssNMEARptRate ContextBase::sNmeaReportRate = GNSS_NMEA_REPORT_RATE_NHZ;
+LocationCapabilitiesMask ContextBase::sQwesFeatureMask = 0;
+
+const loc_param_s_type ContextBase::mGps_conf_table[] =
+{
+  {"GPS_LOCK",                       &mGps_conf.GPS_LOCK,                       NULL, 'n'},
+  {"SUPL_VER",                       &mGps_conf.SUPL_VER,                       NULL, 'n'},
+  {"LPP_PROFILE",                    &mGps_conf.LPP_PROFILE,                    NULL, 'n'},
+  {"A_GLONASS_POS_PROTOCOL_SELECT",  &mGps_conf.A_GLONASS_POS_PROTOCOL_SELECT,  NULL, 'n'},
+  {"LPPE_CP_TECHNOLOGY",             &mGps_conf.LPPE_CP_TECHNOLOGY,             NULL, 'n'},
+  {"LPPE_UP_TECHNOLOGY",             &mGps_conf.LPPE_UP_TECHNOLOGY,             NULL, 'n'},
+  {"AGPS_CERT_WRITABLE_MASK",        &mGps_conf.AGPS_CERT_WRITABLE_MASK,        NULL, 'n'},
+  {"SUPL_MODE",                      &mGps_conf.SUPL_MODE,                      NULL, 'n'},
+  {"SUPL_ES",                        &mGps_conf.SUPL_ES,                        NULL, 'n'},
+  {"INTERMEDIATE_POS",               &mGps_conf.INTERMEDIATE_POS,               NULL, 'n'},
+  {"ACCURACY_THRES",                 &mGps_conf.ACCURACY_THRES,                 NULL, 'n'},
+  {"NMEA_PROVIDER",                  &mGps_conf.NMEA_PROVIDER,                  NULL, 'n'},
+  {"NMEA_REPORT_RATE",               &mGps_conf.NMEA_REPORT_RATE,               NULL, 's'},
+  {"CAPABILITIES",                   &mGps_conf.CAPABILITIES,                   NULL, 'n'},
+  {"XTRA_SERVER_1",                  &mGps_conf.XTRA_SERVER_1,                  NULL, 's'},
+  {"XTRA_SERVER_2",                  &mGps_conf.XTRA_SERVER_2,                  NULL, 's'},
+  {"XTRA_SERVER_3",                  &mGps_conf.XTRA_SERVER_3,                  NULL, 's'},
+  {"USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL",
+           &mGps_conf.USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL,          NULL, 'n'},
+  {"AGPS_CONFIG_INJECT",             &mGps_conf.AGPS_CONFIG_INJECT,             NULL, 'n'},
+  {"EXTERNAL_DR_ENABLED",            &mGps_conf.EXTERNAL_DR_ENABLED,                  NULL, 'n'},
+  {"SUPL_HOST",                      &mGps_conf.SUPL_HOST,                      NULL, 's'},
+  {"SUPL_PORT",                      &mGps_conf.SUPL_PORT,                      NULL, 'n'},
+  {"MODEM_TYPE",                     &mGps_conf.MODEM_TYPE,                     NULL, 'n' },
+  {"MO_SUPL_HOST",                   &mGps_conf.MO_SUPL_HOST,                   NULL, 's' },
+  {"MO_SUPL_PORT",                   &mGps_conf.MO_SUPL_PORT,                   NULL, 'n' },
+  {"CONSTRAINED_TIME_UNCERTAINTY_ENABLED",
+           &mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_ENABLED,      NULL, 'n'},
+  {"CONSTRAINED_TIME_UNCERTAINTY_THRESHOLD",
+           &mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_THRESHOLD,    NULL, 'f'},
+  {"CONSTRAINED_TIME_UNCERTAINTY_ENERGY_BUDGET",
+           &mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_ENERGY_BUDGET, NULL, 'n'},
+  {"POSITION_ASSISTED_CLOCK_ESTIMATOR_ENABLED",
+           &mGps_conf.POSITION_ASSISTED_CLOCK_ESTIMATOR_ENABLED, NULL, 'n'},
+  {"PROXY_APP_PACKAGE_NAME",         &mGps_conf.PROXY_APP_PACKAGE_NAME,         NULL, 's' },
+  {"CP_MTLR_ES",                     &mGps_conf.CP_MTLR_ES,                     NULL, 'n' },
+  {"GNSS_DEPLOYMENT",  &mGps_conf.GNSS_DEPLOYMENT, NULL, 'n'},
+  {"CUSTOM_NMEA_GGA_FIX_QUALITY_ENABLED",
+           &mGps_conf.CUSTOM_NMEA_GGA_FIX_QUALITY_ENABLED, NULL, 'n'},
+  {"NMEA_TAG_BLOCK_GROUPING_ENABLED", &mGps_conf.NMEA_TAG_BLOCK_GROUPING_ENABLED, NULL, 'n'},
+  {"NI_SUPL_DENY_ON_NFW_LOCKED",  &mGps_conf.NI_SUPL_DENY_ON_NFW_LOCKED, NULL, 'n'},
+  {"ENABLE_NMEA_PRINT",  &mGps_conf.ENABLE_NMEA_PRINT, NULL, 'n'}
+};
+
+const loc_param_s_type ContextBase::mSap_conf_table[] =
+{
+  {"GYRO_BIAS_RANDOM_WALK",          &mSap_conf.GYRO_BIAS_RANDOM_WALK,          &mSap_conf.GYRO_BIAS_RANDOM_WALK_VALID, 'f'},
+  {"ACCEL_RANDOM_WALK_SPECTRAL_DENSITY",     &mSap_conf.ACCEL_RANDOM_WALK_SPECTRAL_DENSITY,    &mSap_conf.ACCEL_RANDOM_WALK_SPECTRAL_DENSITY_VALID, 'f'},
+  {"ANGLE_RANDOM_WALK_SPECTRAL_DENSITY",     &mSap_conf.ANGLE_RANDOM_WALK_SPECTRAL_DENSITY,    &mSap_conf.ANGLE_RANDOM_WALK_SPECTRAL_DENSITY_VALID, 'f'},
+  {"RATE_RANDOM_WALK_SPECTRAL_DENSITY",      &mSap_conf.RATE_RANDOM_WALK_SPECTRAL_DENSITY,     &mSap_conf.RATE_RANDOM_WALK_SPECTRAL_DENSITY_VALID, 'f'},
+  {"VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY",  &mSap_conf.VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY, &mSap_conf.VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY_VALID, 'f'},
+  {"SENSOR_ACCEL_BATCHES_PER_SEC",   &mSap_conf.SENSOR_ACCEL_BATCHES_PER_SEC,   NULL, 'n'},
+  {"SENSOR_ACCEL_SAMPLES_PER_BATCH", &mSap_conf.SENSOR_ACCEL_SAMPLES_PER_BATCH, NULL, 'n'},
+  {"SENSOR_GYRO_BATCHES_PER_SEC",    &mSap_conf.SENSOR_GYRO_BATCHES_PER_SEC,    NULL, 'n'},
+  {"SENSOR_GYRO_SAMPLES_PER_BATCH",  &mSap_conf.SENSOR_GYRO_SAMPLES_PER_BATCH,  NULL, 'n'},
+  {"SENSOR_ACCEL_BATCHES_PER_SEC_HIGH",   &mSap_conf.SENSOR_ACCEL_BATCHES_PER_SEC_HIGH,   NULL, 'n'},
+  {"SENSOR_ACCEL_SAMPLES_PER_BATCH_HIGH", &mSap_conf.SENSOR_ACCEL_SAMPLES_PER_BATCH_HIGH, NULL, 'n'},
+  {"SENSOR_GYRO_BATCHES_PER_SEC_HIGH",    &mSap_conf.SENSOR_GYRO_BATCHES_PER_SEC_HIGH,    NULL, 'n'},
+  {"SENSOR_GYRO_SAMPLES_PER_BATCH_HIGH",  &mSap_conf.SENSOR_GYRO_SAMPLES_PER_BATCH_HIGH,  NULL, 'n'},
+  {"SENSOR_CONTROL_MODE",            &mSap_conf.SENSOR_CONTROL_MODE,            NULL, 'n'},
+  {"SENSOR_ALGORITHM_CONFIG_MASK",   &mSap_conf.SENSOR_ALGORITHM_CONFIG_MASK,   NULL, 'n'}
+};
+
+void ContextBase::readConfig()
+{
+    static bool confReadDone = false;
+    if (!confReadDone) {
+        confReadDone = true;
+        /*Defaults for gps.conf*/
+        mGps_conf.INTERMEDIATE_POS = 0;
+        mGps_conf.ACCURACY_THRES = 0;
+        mGps_conf.NMEA_PROVIDER = 0;
+        mGps_conf.GPS_LOCK = GNSS_CONFIG_GPS_LOCK_MO_AND_NI;
+        mGps_conf.SUPL_VER = 0x10000;
+        mGps_conf.SUPL_MODE = 0x1;
+        mGps_conf.SUPL_ES = 0;
+        mGps_conf.CP_MTLR_ES = 0;
+        mGps_conf.SUPL_HOST[0] = 0;
+        mGps_conf.SUPL_PORT = 0;
+        mGps_conf.CAPABILITIES = 0x7;
+        /* LTE Positioning Profile configuration is disable by default*/
+        mGps_conf.LPP_PROFILE = 0;
+        /*By default no positioning protocol is selected on A-GLONASS system*/
+        mGps_conf.A_GLONASS_POS_PROTOCOL_SELECT = 0;
+        /*Use emergency PDN by default*/
+        mGps_conf.USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL = 1;
+        /* By default no LPPe CP technology is enabled*/
+        mGps_conf.LPPE_CP_TECHNOLOGY = 0;
+        /* By default no LPPe UP technology is enabled*/
+        mGps_conf.LPPE_UP_TECHNOLOGY = 0;
+        /* By default we use unknown modem type*/
+        mGps_conf.MODEM_TYPE = 2;
+
+        /*Defaults for sap.conf*/
+        mSap_conf.GYRO_BIAS_RANDOM_WALK = 0;
+        mSap_conf.SENSOR_ACCEL_BATCHES_PER_SEC = 2;
+        mSap_conf.SENSOR_ACCEL_SAMPLES_PER_BATCH = 5;
+        mSap_conf.SENSOR_GYRO_BATCHES_PER_SEC = 2;
+        mSap_conf.SENSOR_GYRO_SAMPLES_PER_BATCH = 5;
+        mSap_conf.SENSOR_ACCEL_BATCHES_PER_SEC_HIGH = 4;
+        mSap_conf.SENSOR_ACCEL_SAMPLES_PER_BATCH_HIGH = 25;
+        mSap_conf.SENSOR_GYRO_BATCHES_PER_SEC_HIGH = 4;
+        mSap_conf.SENSOR_GYRO_SAMPLES_PER_BATCH_HIGH = 25;
+        mSap_conf.SENSOR_CONTROL_MODE = 0; /* AUTO */
+        mSap_conf.SENSOR_ALGORITHM_CONFIG_MASK = 0; /* INS Disabled = FALSE*/
+        /* Values MUST be set by OEMs in configuration for sensor-assisted
+          navigation to work. There are NO default values */
+        mSap_conf.ACCEL_RANDOM_WALK_SPECTRAL_DENSITY = 0;
+        mSap_conf.ANGLE_RANDOM_WALK_SPECTRAL_DENSITY = 0;
+        mSap_conf.RATE_RANDOM_WALK_SPECTRAL_DENSITY = 0;
+        mSap_conf.VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY = 0;
+        mSap_conf.GYRO_BIAS_RANDOM_WALK_VALID = 0;
+        mSap_conf.ACCEL_RANDOM_WALK_SPECTRAL_DENSITY_VALID = 0;
+        mSap_conf.ANGLE_RANDOM_WALK_SPECTRAL_DENSITY_VALID = 0;
+        mSap_conf.RATE_RANDOM_WALK_SPECTRAL_DENSITY_VALID = 0;
+        mSap_conf.VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY_VALID = 0;
+
+        /* None of the 10 slots for agps certificates are writable by default */
+        mGps_conf.AGPS_CERT_WRITABLE_MASK = 0;
+
+        /* inject supl config to modem with config values from config.xml or gps.conf, default 1 */
+        mGps_conf.AGPS_CONFIG_INJECT = 1;
+
+        /* default configuration value of constrained time uncertainty mode:
+           feature disabled, time uncertainty threshold defined by modem,
+           and unlimited power budget */
+#ifdef FEATURE_AUTOMOTIVE
+        mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_ENABLED = 1;
+#else
+        mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_ENABLED = 0;
+#endif
+        mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_THRESHOLD = 0.0;
+        mGps_conf.CONSTRAINED_TIME_UNCERTAINTY_ENERGY_BUDGET = 0;
+
+        /* default configuration value of position assisted clock estimator mode */
+        mGps_conf.POSITION_ASSISTED_CLOCK_ESTIMATOR_ENABLED = 0;
+        /* default configuration QTI GNSS H/W */
+        mGps_conf.GNSS_DEPLOYMENT = 0;
+        mGps_conf.CUSTOM_NMEA_GGA_FIX_QUALITY_ENABLED = 0;
+        /* default NMEA Tag Block Grouping is disabled */
+        mGps_conf.NMEA_TAG_BLOCK_GROUPING_ENABLED = 0;
+        /* default configuration for NI_SUPL_DENY_ON_NFW_LOCKED */
+        mGps_conf.NI_SUPL_DENY_ON_NFW_LOCKED = 1;
+        /* By default NMEA Printing is disabled */
+        mGps_conf.ENABLE_NMEA_PRINT = 0;
+
+        UTIL_READ_CONF(LOC_PATH_GPS_CONF, mGps_conf_table);
+        UTIL_READ_CONF(LOC_PATH_SAP_CONF, mSap_conf_table);
+
+        if (strncmp(mGps_conf.NMEA_REPORT_RATE, "1HZ", sizeof(mGps_conf.NMEA_REPORT_RATE)) == 0) {
+            /* NMEA reporting is configured at 1Hz*/
+            sNmeaReportRate = GNSS_NMEA_REPORT_RATE_1HZ;
+        } else {
+            sNmeaReportRate = GNSS_NMEA_REPORT_RATE_NHZ;
+        }
+        LOC_LOGI("%s] GNSS Deployment: %s", __FUNCTION__,
+                ((mGps_conf.GNSS_DEPLOYMENT == 1) ? "SS5" :
+                ((mGps_conf.GNSS_DEPLOYMENT == 2) ? "QFUSION" : "QGNSS")));
+
+        switch (getTargetGnssType(loc_get_target())) {
+          case GNSS_GSS:
+          case GNSS_AUTO:
+             // For APQ targets, MSA/MSB capabilities should be reset
+             mGps_conf.CAPABILITIES &= ~(LOC_GPS_CAPABILITY_MSA | LOC_GPS_CAPABILITY_MSB);
+             break;
+          default:
+             break;
+        }
+    }
+}
+
+uint32_t ContextBase::getCarrierCapabilities() {
+    #define carrierMSA (uint32_t)0x2
+    #define carrierMSB (uint32_t)0x1
+    #define gpsConfMSA (uint32_t)0x4
+    #define gpsConfMSB (uint32_t)0x2
+    uint32_t capabilities = mGps_conf.CAPABILITIES;
+    if ((mGps_conf.SUPL_MODE & carrierMSA) != carrierMSA) {
+        capabilities &= ~gpsConfMSA;
+    }
+    if ((mGps_conf.SUPL_MODE & carrierMSB) != carrierMSB) {
+        capabilities &= ~gpsConfMSB;
+    }
+
+    LOC_LOGV("getCarrierCapabilities: CAPABILITIES %x, SUPL_MODE %x, carrier capabilities %x",
+             mGps_conf.CAPABILITIES, mGps_conf.SUPL_MODE, capabilities);
+    return capabilities;
+}
+
+LBSProxyBase* ContextBase::getLBSProxy(const char* libName)
+{
+    LBSProxyBase* proxy = NULL;
+    LOC_LOGD("%s:%d]: getLBSProxy libname: %s\n", __func__, __LINE__, libName);
+    void* lib = dlopen(libName, RTLD_NOW);
+
+    if ((void*)NULL != lib) {
+        getLBSProxy_t* getter = (getLBSProxy_t*)dlsym(lib, "getLBSProxy");
+        if (NULL != getter) {
+            proxy = (*getter)();
+        }
+    }
+    else
+    {
+        LOC_LOGW("%s:%d]: FAILED TO LOAD libname: %s\n", __func__, __LINE__, libName);
+    }
+    if (NULL == proxy) {
+        proxy = new LBSProxyBase();
+    }
+    LOC_LOGD("%s:%d]: Exiting\n", __func__, __LINE__);
+    return proxy;
+}
+
+LocApiBase* ContextBase::createLocApi(LOC_API_ADAPTER_EVENT_MASK_T exMask)
+{
+    LocApiBase* locApi = NULL;
+    const char* libname = LOC_APIV2_0_LIB_NAME;
+
+    // Check the target
+    if (TARGET_NO_GNSS != loc_get_target()){
+
+        if (NULL == (locApi = mLBSProxy->getLocApi(exMask, this))) {
+            void *handle = NULL;
+
+            if (IS_SS5_HW_ENABLED == mGps_conf.GNSS_DEPLOYMENT) {
+                libname = SLL_LOC_API_LIB_NAME;
+            }
+
+            if ((handle = dlopen(libname, RTLD_NOW)) != NULL) {
+                LOC_LOGD("%s:%d]: %s is present", __func__, __LINE__, libname);
+                getLocApi_t* getter = (getLocApi_t*) dlsym(handle, "getLocApi");
+                if (getter != NULL) {
+                    LOC_LOGD("%s:%d]: getter is not NULL of %s", __func__,
+                            __LINE__, libname);
+                    locApi = (*getter)(exMask, this);
+                }
+            }
+            // only RPC is the option now
+            else {
+                LOC_LOGD("%s:%d]: libloc_api_v02.so is NOT present. Trying RPC",
+                        __func__, __LINE__);
+                handle = dlopen("libloc_api-rpc-qc.so", RTLD_NOW);
+                if (NULL != handle) {
+                    getLocApi_t* getter = (getLocApi_t*) dlsym(handle, "getLocApi");
+                    if (NULL != getter) {
+                        LOC_LOGD("%s:%d]: getter is not NULL in RPC", __func__,
+                                __LINE__);
+                        locApi = (*getter)(exMask, this);
+                    }
+                }
+            }
+        }
+    }
+
+    // locApi could still be NULL at this time
+    // we would then create a dummy one
+    if (NULL == locApi) {
+        locApi = new LocApiBase(exMask, this);
+    }
+
+    return locApi;
+}
+
+ContextBase::ContextBase(const MsgTask* msgTask,
+                         LOC_API_ADAPTER_EVENT_MASK_T exMask,
+                         const char* libName) :
+    mLBSProxy(getLBSProxy(libName)),
+    mMsgTask(msgTask),
+    mLocApi(createLocApi(exMask)),
+    mLocApiProxy(mLocApi->getLocApiProxy())
+{
+}
+
+void ContextBase::setEngineCapabilities(uint64_t supportedMsgMask,
+       uint8_t *featureList, bool gnssMeasurementSupported) {
+
+    if (ContextBase::sIsEngineCapabilitiesKnown == false) {
+        ContextBase::sSupportedMsgMask = supportedMsgMask;
+        ContextBase::sGnssMeasurementSupported = gnssMeasurementSupported;
+        if (featureList != NULL) {
+            memcpy((void *)ContextBase::sFeaturesSupported,
+                    (void *)featureList, sizeof(ContextBase::sFeaturesSupported));
+        }
+
+        /* */
+        if (ContextBase::isFeatureSupported(LOC_SUPPORTED_FEATURE_MEASUREMENTS_CORRECTION)) {
+            static uint8_t isSapModeKnown = 0;
+
+            if (!isSapModeKnown) {
+                /* Check if SAP is PREMIUM_ENV_AIDING in izat.conf */
+                char conf_feature_sap[LOC_MAX_PARAM_STRING];
+                loc_param_s_type izat_conf_feature_table[] =
+                {
+                    { "SAP",           &conf_feature_sap,           &isSapModeKnown, 's' }
+                };
+                UTIL_READ_CONF(LOC_PATH_IZAT_CONF, izat_conf_feature_table);
+
+                /* Disable this feature if SAP is not PREMIUM_ENV_AIDING in izat.conf */
+                if (strcmp(conf_feature_sap, "PREMIUM_ENV_AIDING") != 0) {
+                    uint8_t arrayIndex = LOC_SUPPORTED_FEATURE_MEASUREMENTS_CORRECTION >> 3;
+                    uint8_t bitPos = LOC_SUPPORTED_FEATURE_MEASUREMENTS_CORRECTION & 7;
+
+                    if (arrayIndex < MAX_FEATURE_LENGTH) {
+                        /* To disable the feature we need to reset the bit on the "bitPos"
+                           position, so shift a "1" to the left by "bitPos" */
+                        ContextBase::sFeaturesSupported[arrayIndex] &= ~(1 << bitPos);
+                    }
+                }
+            }
+        }
+        ContextBase::sIsEngineCapabilitiesKnown = true;
+    }
+}
+
+
+bool ContextBase::isFeatureSupported(uint8_t featureVal)
+{
+    uint8_t arrayIndex = featureVal >> 3;
+    uint8_t bitPos = featureVal & 7;
+
+    if (arrayIndex >= MAX_FEATURE_LENGTH) return false;
+    return ((ContextBase::sFeaturesSupported[arrayIndex] >> bitPos ) & 0x1);
+}
+
+bool ContextBase::gnssConstellationConfig() {
+    return sGnssMeasurementSupported;
+}
+
+}