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Commit e24ee604 authored by junyulai's avatar junyulai
Browse files

Add permission check functions to NetworkStatsService 

This is shameless copied from ConnectivityService and plan to be
used in follow-up change. For long term perspective we should
have a permission util that contains those util in one place.

Test: m -j
Change-Id: I837545b54f36c8f21c878cbb1fd028ff23be6cb8
parent 2f9800a4

services/core/java/com/android/server/net/NetworkStatsService.java

+19 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ import static android.content.Intent.ACTION_SHUTDOWN; 
import static android.content.Intent.ACTION_UID_REMOVED;

import static android.content.Intent.ACTION_USER_REMOVED;

import static android.content.Intent.EXTRA_UID;

import static android.content.pm.PackageManager.PERMISSION_GRANTED;

import static android.net.ConnectivityManager.ACTION_TETHER_STATE_CHANGED;

import static android.net.ConnectivityManager.isNetworkTypeMobile;

import static android.net.NetworkStack.checkNetworkStackPermission;
@@ -1766,6 +1767,24 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
        }

    }



    // TODO: It is copied from ConnectivitySerivce, consider refactor these check permission

    //  functions to a proper util.

    private boolean checkAnyPermissionOf(String... permissions) {

        for (String permission : permissions) {

            if (mContext.checkCallingOrSelfPermission(permission) == PERMISSION_GRANTED) {

                return true;

            }

        }

        return false;

    }



    private void enforceAnyPermissionOf(String... permissions) {

        if (!checkAnyPermissionOf(permissions)) {

            throw new SecurityException("Requires one of the following permissions: "

                    + String.join(", ", permissions) + ".");

        }

    }



    /**

     * Registers a custom provider of {@link android.net.NetworkStats} to combine the network

     * statistics that cannot be seen by the kernel to system. To unregister, invoke the