Merge "vpn: allow IPSec traffic through Always-on VPN" am: 4d3b5c1d

import com.android.server.LocalServices;

import com.android.server.net.BaseNetworkObserver;

import libcore.io.IoUtils;

import java.io.File;

import java.io.IOException;

import java.io.InputStream;

import java.util.TreeSet;

import java.util.concurrent.atomic.AtomicInteger;

import libcore.io.IoUtils;

/**

 * @hide

 */

                    /* allowedApplications */ null,

                    /* disallowedApplications */ exemptedPackages);

            // The UID range of the first user (0-99999) would block the IPSec traffic, which comes

            // directly from the kernel and is marked as uid=0. So we adjust the range to allow

            // it through (b/69873852).

            for (UidRange range : addedRanges) {

                if (range.start == 0) {

                    addedRanges.remove(range);

                    if (range.stop != 0) {

                        addedRanges.add(new UidRange(1, range.stop));

                    }

                }

            }

            removedRanges.removeAll(addedRanges);

            addedRanges.removeAll(mBlockedUsers);

        }