[MS26.1] Remove Process.NETWORK_STACK_UID dependency
Check NetworkStack permission instead.
Test: NetworkStatsAccessTest
Bug: 204830222
Change-Id: I052a1422d145af533b036b0f017ace485b67cbfe
diff --git a/framework-t/src/android/net/NetworkStatsAccess.java b/framework-t/src/android/net/NetworkStatsAccess.java
index 591605d..779fdf9 100644
--- a/framework-t/src/android/net/NetworkStatsAccess.java
+++ b/framework-t/src/android/net/NetworkStatsAccess.java
@@ -17,6 +17,7 @@
package android.net;
import static android.Manifest.permission.READ_NETWORK_USAGE_HISTORY;
+import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.net.NetworkStats.UID_ALL;
import static android.net.TrafficStats.UID_REMOVED;
import static android.net.TrafficStats.UID_TETHERING;
@@ -106,7 +107,7 @@
/** Returns the {@link NetworkStatsAccess.Level} for the given caller. */
public static @NetworkStatsAccess.Level int checkAccessLevel(
- Context context, int callingUid, String callingPackage) {
+ Context context, int callingPid, int callingUid, String callingPackage) {
final DevicePolicyManager mDpm = context.getSystemService(DevicePolicyManager.class);
final TelephonyManager tm = (TelephonyManager)
context.getSystemService(Context.TELEPHONY_SERVICE);
@@ -123,8 +124,12 @@
final boolean isDeviceOwner = mDpm != null && mDpm.isDeviceOwnerApp(callingPackage);
final int appId = UserHandle.getAppId(callingUid);
+ final boolean isNetworkStack = context.checkPermission(
+ android.Manifest.permission.NETWORK_STACK, callingPid, callingUid)
+ == PERMISSION_GRANTED;
+
if (hasCarrierPrivileges || isDeviceOwner
- || appId == Process.SYSTEM_UID || appId == Process.NETWORK_STACK_UID) {
+ || appId == Process.SYSTEM_UID || isNetworkStack) {
// Carrier-privileged apps and device owners, and the system (including the
// network stack) can access data usage for all apps on the device.
return NetworkStatsAccess.Level.DEVICE;
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index 2beca73..748cc27 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -811,7 +811,7 @@
private @NetworkStatsAccess.Level int checkAccessLevel(String callingPackage) {
return NetworkStatsAccess.checkAccessLevel(
- mContext, Binder.getCallingUid(), callingPackage);
+ mContext, Binder.getCallingPid(), Binder.getCallingUid(), callingPackage);
}
/**