Merge "Add tethering event callback API" (85876262) · Commits · e / os / android_frameworks_base

Android.bp

+1 −0

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		@@ -225,6 +225,7 @@ java_defaults {
		"core/java/android/net/INetworkScoreService.aidl",
		"core/java/android/net/INetworkStatsService.aidl",
		"core/java/android/net/INetworkStatsSession.aidl",
		"core/java/android/net/ITetheringEventCallback.aidl",
		"core/java/android/net/ITetheringStatsProvider.aidl",
		"core/java/android/net/nsd/INsdManager.aidl",
		"core/java/android/nfc/IAppCallback.aidl",

api/system-current.txt

+7 −0

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		@@ -4038,11 +4038,13 @@ package android.net {
		method @RequiresPermission(android.Manifest.permission.LOCAL_MAC_ADDRESS) public String getCaptivePortalServerUrl();
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void getLatestTetheringEntitlementResult(int, boolean, @NonNull java.util.concurrent.Executor, @NonNull android.net.ConnectivityManager.OnTetheringEntitlementResultListener);
		method @RequiresPermission(anyOf={android.Manifest.permission.TETHER_PRIVILEGED, android.Manifest.permission.WRITE_SETTINGS}) public boolean isTetheringSupported();
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void registerTetheringEventCallback(@NonNull java.util.concurrent.Executor, @NonNull android.net.ConnectivityManager.OnTetheringEventCallback);
		method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD, "android.permission.NETWORK_STACK"}) public void setAirplaneMode(boolean);
		method @RequiresPermission(android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK) public void startCaptivePortalApp(android.net.Network, android.os.Bundle);
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void startTethering(int, boolean, android.net.ConnectivityManager.OnStartTetheringCallback);
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void startTethering(int, boolean, android.net.ConnectivityManager.OnStartTetheringCallback, android.os.Handler);
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void stopTethering(int);
		method @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void unregisterTetheringEventCallback(@NonNull android.net.ConnectivityManager.OnTetheringEventCallback);
		field public static final String EXTRA_CAPTIVE_PORTAL_PROBE_SPEC = "android.net.extra.CAPTIVE_PORTAL_PROBE_SPEC";
		field public static final String EXTRA_CAPTIVE_PORTAL_USER_AGENT = "android.net.extra.CAPTIVE_PORTAL_USER_AGENT";
		field public static final int TETHERING_BLUETOOTH = 2; // 0x2
		@@ -4063,6 +4065,11 @@ package android.net {
		method public void onEntitlementResult(int);
		}

		public abstract static class ConnectivityManager.OnTetheringEventCallback {
		ctor public ConnectivityManager.OnTetheringEventCallback();
		method public void onUpstreamChanged(@Nullable android.net.Network);
		}

		public final class IpPrefix implements android.os.Parcelable {
		ctor public IpPrefix(java.net.InetAddress, int);
		ctor public IpPrefix(String);

core/java/android/net/ConnectivityManager.java

+89 −0

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		@@ -56,6 +56,7 @@ import android.util.ArrayMap;
		import android.util.Log;
		import android.util.SparseIntArray;

		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.telephony.ITelephony;
		import com.android.internal.telephony.PhoneConstants;
		import com.android.internal.util.Preconditions;
		@@ -2541,6 +2542,94 @@ public class ConnectivityManager {
		}
		}

		/**
		* Callback for use with {@link registerTetheringEventCallback} to find out tethering
		* upstream status.
		*
		*@hide
		*/
		@SystemApi
		public abstract static class OnTetheringEventCallback {

		/**
		* Called when tethering upstream changed. This can be called multiple times and can be
		* called any time.
		*
		* @param network the {@link Network} of tethering upstream. Null means tethering doesn't
		* have any upstream.
		*/
		public void onUpstreamChanged(@Nullable Network network) {}
		}

		@GuardedBy("mTetheringEventCallbacks")
		private final ArrayMap<OnTetheringEventCallback, ITetheringEventCallback>
		mTetheringEventCallbacks = new ArrayMap<>();

		/**
		* Start listening to tethering change events. Any new added callback will receive the last
		* tethering status right away. If callback is registered when tethering loses its upstream or
		* disabled, {@link OnTetheringEventCallback#onUpstreamChanged} will immediately be called
		* with a null argument. The same callback object cannot be registered twice.
		*
		* @param executor the executor on which callback will be invoked.
		* @param callback the callback to be called when tethering has change events.
		* @hide
		*/
		@SystemApi
		@RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED)
		public void registerTetheringEventCallback(
		@NonNull @CallbackExecutor Executor executor,
		@NonNull final OnTetheringEventCallback callback) {
		Preconditions.checkNotNull(callback, "OnTetheringEventCallback cannot be null.");

		synchronized (mTetheringEventCallbacks) {
		Preconditions.checkArgument(!mTetheringEventCallbacks.containsKey(callback),
		"callback was already registered.");
		ITetheringEventCallback remoteCallback = new ITetheringEventCallback.Stub() {
		@Override
		public void onUpstreamChanged(Network network) throws RemoteException {
		Binder.withCleanCallingIdentity(() ->
		executor.execute(() -> {
		callback.onUpstreamChanged(network);
		}));
		}
		};
		try {
		String pkgName = mContext.getOpPackageName();
		Log.i(TAG, "registerTetheringUpstreamCallback:" + pkgName);
		mService.registerTetheringEventCallback(remoteCallback, pkgName);
		mTetheringEventCallbacks.put(callback, remoteCallback);
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}
		}

		/**
		* Remove tethering event callback previously registered with
		* {@link #registerTetheringEventCallback}.
		*
		* @param callback previously registered callback.
		* @hide
		*/
		@SystemApi
		@RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED)
		public void unregisterTetheringEventCallback(
		@NonNull final OnTetheringEventCallback callback) {
		synchronized (mTetheringEventCallbacks) {
		ITetheringEventCallback remoteCallback = mTetheringEventCallbacks.remove(callback);
		Preconditions.checkNotNull(remoteCallback, "callback was not registered.");
		try {
		String pkgName = mContext.getOpPackageName();
		Log.i(TAG, "unregisterTetheringEventCallback:" + pkgName);
		mService.unregisterTetheringEventCallback(remoteCallback, pkgName);
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}
		}


		/**
		* Get the list of regular expressions that define any tetherable
		* USB network interfaces. If USB tethering is not supported by the

core/java/android/net/IConnectivityManager.aidl

+4 −0

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		@@ -19,6 +19,7 @@ package android.net;
		import android.app.PendingIntent;
		import android.net.ConnectionInfo;
		import android.net.LinkProperties;
		import android.net.ITetheringEventCallback;
		import android.net.Network;
		import android.net.NetworkCapabilities;
		import android.net.NetworkInfo;
		@@ -214,4 +215,7 @@ interface IConnectivityManager

		void getLatestTetheringEntitlementResult(int type, in ResultReceiver receiver,
		boolean showEntitlementUi, String callerPkg);

		void registerTetheringEventCallback(ITetheringEventCallback callback, String callerPkg);
		void unregisterTetheringEventCallback(ITetheringEventCallback callback, String callerPkg);
		}

core/java/android/net/ITetheringEventCallback.aidl

0 → 100644

+28 −0

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		/*
		* Copyright (C) 2019 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.net;

		import android.net.Network;

		/**
		* Callback class for receiving tethering changed events
		* @hide
		*/
		oneway interface ITetheringEventCallback
		{
		void onUpstreamChanged(in Network network);
		}