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Commit 00ccf9e4 authored by Chiachang Wang's avatar Chiachang Wang Committed by Gerrit Code Review
Browse files

Merge "Assign the bit calculation as long to prevent overflow"

parents b4e3b04e 0209bf73

packages/Connectivity/framework/src/android/net/NetworkCapabilities.java

+9 −8
Original line number Diff line number Diff line
@@ -592,8 +592,9 @@ public final class NetworkCapabilities implements Parcelable { 
        // TODO: Consider adding unwanted capabilities to the public API and mention this

        // in the documentation.

        checkValidCapability(capability);

        mNetworkCapabilities |= 1 << capability;

        mUnwantedNetworkCapabilities &= ~(1 << capability);  // remove from unwanted capability list

        mNetworkCapabilities |= 1L << capability;

        // remove from unwanted capability list

        mUnwantedNetworkCapabilities &= ~(1L << capability);

        return this;

    }
@@ -612,8 +613,8 @@ public final class NetworkCapabilities implements Parcelable { 
     */

    public void addUnwantedCapability(@NetCapability int capability) {

        checkValidCapability(capability);

        mUnwantedNetworkCapabilities |= 1 << capability;

        mNetworkCapabilities &= ~(1 << capability);  // remove from requested capabilities

        mUnwantedNetworkCapabilities |= 1L << capability;

        mNetworkCapabilities &= ~(1L << capability);  // remove from requested capabilities

    }



    /**
@@ -626,7 +627,7 @@ public final class NetworkCapabilities implements Parcelable { 
     */

    public @NonNull NetworkCapabilities removeCapability(@NetCapability int capability) {

        checkValidCapability(capability);

        final long mask = ~(1 << capability);

        final long mask = ~(1L << capability);

        mNetworkCapabilities &= mask;

        return this;

    }
@@ -641,7 +642,7 @@ public final class NetworkCapabilities implements Parcelable { 
     */

    public @NonNull NetworkCapabilities removeUnwantedCapability(@NetCapability int capability) {

        checkValidCapability(capability);

        mUnwantedNetworkCapabilities &= ~(1 << capability);

        mUnwantedNetworkCapabilities &= ~(1L << capability);

        return this;

    }
@@ -709,14 +710,14 @@ public final class NetworkCapabilities implements Parcelable { 
     */

    public boolean hasCapability(@NetCapability int capability) {

        return isValidCapability(capability)

                && ((mNetworkCapabilities & (1 << capability)) != 0);

                && ((mNetworkCapabilities & (1L << capability)) != 0);

    }



    /** @hide */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public boolean hasUnwantedCapability(@NetCapability int capability) {

        return isValidCapability(capability)

                && ((mUnwantedNetworkCapabilities & (1 << capability)) != 0);

                && ((mUnwantedNetworkCapabilities & (1L << capability)) != 0);

    }



    /**

tests/net/java/com/android/server/ConnectivityServiceTest.java

+9 −4
Original line number Diff line number Diff line
@@ -63,6 +63,7 @@ import static android.net.INetworkMonitor.NETWORK_VALIDATION_PROBE_HTTPS; 
import static android.net.INetworkMonitor.NETWORK_VALIDATION_PROBE_PRIVDNS;

import static android.net.INetworkMonitor.NETWORK_VALIDATION_RESULT_PARTIAL;

import static android.net.INetworkMonitor.NETWORK_VALIDATION_RESULT_VALID;

import static android.net.NetworkCapabilities.NET_CAPABILITY_BIP;

import static android.net.NetworkCapabilities.NET_CAPABILITY_CAPTIVE_PORTAL;

import static android.net.NetworkCapabilities.NET_CAPABILITY_CBS;

import static android.net.NetworkCapabilities.NET_CAPABILITY_DUN;
@@ -89,6 +90,7 @@ import static android.net.NetworkCapabilities.NET_CAPABILITY_SUPL; 
import static android.net.NetworkCapabilities.NET_CAPABILITY_TEMPORARILY_NOT_METERED;

import static android.net.NetworkCapabilities.NET_CAPABILITY_TRUSTED;

import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;

import static android.net.NetworkCapabilities.NET_CAPABILITY_VSIM;

import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;

import static android.net.NetworkCapabilities.NET_CAPABILITY_XCAP;

import static android.net.NetworkCapabilities.REDACT_FOR_ACCESS_FINE_LOCATION;
@@ -3042,10 +3044,11 @@ public class ConnectivityServiceTest { 
        // Verify NOT_RESTRICTED is set appropriately

        final NetworkCapabilities nc = new NetworkRequest.Builder().addCapability(capability)

                .build().networkCapabilities;

        if (capability == NET_CAPABILITY_CBS || capability == NET_CAPABILITY_DUN ||

                capability == NET_CAPABILITY_EIMS || capability == NET_CAPABILITY_FOTA ||

                capability == NET_CAPABILITY_IA || capability == NET_CAPABILITY_IMS ||

                capability == NET_CAPABILITY_RCS || capability == NET_CAPABILITY_XCAP

        if (capability == NET_CAPABILITY_CBS || capability == NET_CAPABILITY_DUN

                || capability == NET_CAPABILITY_EIMS || capability == NET_CAPABILITY_FOTA

                || capability == NET_CAPABILITY_IA || capability == NET_CAPABILITY_IMS

                || capability == NET_CAPABILITY_RCS || capability == NET_CAPABILITY_XCAP

                || capability == NET_CAPABILITY_VSIM || capability == NET_CAPABILITY_BIP

                || capability == NET_CAPABILITY_ENTERPRISE) {

            assertFalse(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));

        } else {
@@ -3155,6 +3158,8 @@ public class ConnectivityServiceTest { 
        tryNetworkFactoryRequests(NET_CAPABILITY_INTERNET);

        tryNetworkFactoryRequests(NET_CAPABILITY_TRUSTED);

        tryNetworkFactoryRequests(NET_CAPABILITY_NOT_VPN);

        tryNetworkFactoryRequests(NET_CAPABILITY_VSIM);

        tryNetworkFactoryRequests(NET_CAPABILITY_BIP);

        // Skipping VALIDATED and CAPTIVE_PORTAL as they're disallowed.

    }