feat: 移除自定义GPS位置支持的相关代码和配置

frameworks_base_gnss_patch.patch

@@ -1,160 +0,0 @@
---- a/frameworks/base/services/core/jni/com_android_server_location_GnssLocationProvider.cpp
-+++ b/frameworks/base/services/core/jni/com_android_server_location_GnssLocationProvider.cpp
-@@ -66,6 +66,11 @@
- #include "jni.h"
- #include "utils/Log.h"
- #include "utils/misc.h"
-+#include <fstream>
-+#include <sstream>
-+#include <sys/stat.h>
-+
-+// Custom GPS location from file support
- 
- static jclass class_gnssPowerStats;
- 
-@@ -78,6 +83,15 @@
- static jmethodID method_gnssPowerStatsCtor;
- static jmethodID method_setSubHalPowerIndicationCapabilities;
- 
-+// Custom GPS location from file
-+static double customLatitude = 0.0;
-+static double customLongitude = 0.0;
-+static bool useCustomLocation = false;
-+static time_t lastFileModTime = 0;
-+static const char* GPS_LOCATION_FILE = "/data/vendor/gps/custom_location.txt";
-+
-+// Function to read GPS coordinates from file
-+static bool readGpsLocationFromFile();
-+
- using android::OK;
- using android::sp;
- using android::status_t;
-@@ -200,6 +214,64 @@
- std::unique_ptr<android::gnss::MeasurementCorrectionsInterface> gnssMeasurementCorrectionsIface =
-         nullptr;
- 
-+// Function to read GPS coordinates from file
-+static bool readGpsLocationFromFile() {
-+    struct stat fileStat;
-+    if (stat(GPS_LOCATION_FILE, &fileStat) != 0) {
-+        // File doesn't exist, disable custom location
-+        useCustomLocation = false;
-+        return false;
-+    }
-+    
-+    // Check if file has been modified
-+    if (fileStat.st_mtime <= lastFileModTime) {
-+        return useCustomLocation; // No change in file
-+    }
-+    
-+    std::ifstream file(GPS_LOCATION_FILE);
-+    if (!file.is_open()) {
-+        ALOGE("Failed to open GPS location file: %s", GPS_LOCATION_FILE);
-+        useCustomLocation = false;
-+        return false;
-+    }
-+    
-+    std::string line;
-+    if (std::getline(file, line)) {
-+        std::istringstream iss(line);
-+        std::string latStr, lonStr;
-+        
-+        // Expected format: "latitude,longitude" or "latitude longitude"
-+        if (std::getline(iss, latStr, ',') && std::getline(iss, lonStr)) {
-+            // Comma-separated format
-+        } else {
-+            // Space-separated format
-+            iss.clear();
-+            iss.str(line);
-+            iss >> latStr >> lonStr;
-+        }
-+        
-+        try {
-+            double lat = std::stod(latStr);
-+            double lon = std::stod(lonStr);
-+            
-+            // Validate coordinates
-+            if (lat >= -90.0 && lat <= 90.0 && lon >= -180.0 && lon <= 180.0) {
-+                customLatitude = lat;
-+                customLongitude = lon;
-+                useCustomLocation = true;
-+                lastFileModTime = fileStat.st_mtime;
-+                ALOGI("Custom GPS location loaded: lat=%.6f, lon=%.6f", lat, lon);
-+                file.close();
-+                return true;
-+            } else {
-+                ALOGE("Invalid GPS coordinates: lat=%.6f, lon=%.6f", lat, lon);
-+            }
-+        } catch (const std::exception& e) {
-+            ALOGE("Failed to parse GPS coordinates: %s", e.what());
-+        }
-+    }
-+    
-+    file.close();
-+    useCustomLocation = false;
-+    return false;
-+}
-+
- namespace android {
- 
- namespace {
-@@ -367,6 +439,9 @@
- }
- 
- static jboolean android_location_gnss_hal_GnssNative_start(JNIEnv* /* env */, jclass) {
-+    // Try to read custom GPS location from file when GNSS starts
-+    readGpsLocationFromFile();
-+    
-     return gnssHal->start();
- }
- 
-@@ -443,8 +518,17 @@
-         jfloat speedAccuracyMetersPerSecond, jfloat bearingAccuracyDegrees, jlong timestamp,
-         jint elapsedRealtimeFlags, jlong elapsedRealtimeNanos,
-         jdouble elapsedRealtimeUncertaintyNanos) {
--    gnssHal->injectBestLocation(gnssLocationFlags, latitudeDegrees, longitudeDegrees,
-+    
-+    // Check for custom GPS location from file
-+    if (readGpsLocationFromFile()) {
-+        ALOGI("Using custom GPS location: lat=%.6f, lon=%.6f", customLatitude, customLongitude);
-+        gnssHal->injectBestLocation(gnssLocationFlags, customLatitude, customLongitude,
-+                                    altitudeMeters, speedMetersPerSec, bearingDegrees,
-+                                    horizontalAccuracyMeters, verticalAccuracyMeters,
-+                                    speedAccuracyMetersPerSecond, bearingAccuracyDegrees, timestamp,
-+                                    elapsedRealtimeFlags, elapsedRealtimeNanos,
-+                                    elapsedRealtimeUncertaintyNanos);
-+    } else {
-+        gnssHal->injectBestLocation(gnssLocationFlags, latitudeDegrees, longitudeDegrees,
-                                     altitudeMeters, speedMetersPerSec, bearingDegrees,
-                                     horizontalAccuracyMeters, verticalAccuracyMeters,
-                                     speedAccuracyMetersPerSecond, bearingAccuracyDegrees, timestamp,
-                                     elapsedRealtimeFlags, elapsedRealtimeNanos,
-                                     elapsedRealtimeUncertaintyNanos);
-+    }
- }
- 
- static void android_location_gnss_hal_GnssNative_inject_location(
-@@ -455,8 +539,17 @@
-         jfloat speedAccuracyMetersPerSecond, jfloat bearingAccuracyDegrees, jlong timestamp,
-         jint elapsedRealtimeFlags, jlong elapsedRealtimeNanos,
-         jdouble elapsedRealtimeUncertaintyNanos) {
--    gnssHal->injectLocation(gnssLocationFlags, latitudeDegrees, longitudeDegrees, altitudeMeters,
-+    
-+    // Check for custom GPS location from file
-+    if (readGpsLocationFromFile()) {
-+        ALOGI("Using custom GPS location: lat=%.6f, lon=%.6f", customLatitude, customLongitude);
-+        gnssHal->injectLocation(gnssLocationFlags, customLatitude, customLongitude, altitudeMeters,
-+                                speedMetersPerSec, bearingDegrees, horizontalAccuracyMeters,
-+                                verticalAccuracyMeters, speedAccuracyMetersPerSecond,
-+                                bearingAccuracyDegrees, timestamp, elapsedRealtimeFlags,
-+                                elapsedRealtimeNanos, elapsedRealtimeUncertaintyNanos);
-+    } else {
-+        gnssHal->injectLocation(gnssLocationFlags, latitudeDegrees, longitudeDegrees, altitudeMeters,
-                                 speedMetersPerSec, bearingDegrees, horizontalAccuracyMeters,
-                                 verticalAccuracyMeters, speedAccuracyMetersPerSecond,
-                                 bearingAccuracyDegrees, timestamp, elapsedRealtimeFlags,
-                                 elapsedRealtimeNanos, elapsedRealtimeUncertaintyNanos);
-+    }
- }
- 
- static jboolean android_location_gnss_hal_GnssNative_supports_psds(JNIEnv* /* env */, jclass) {