Define NETID_UNSET in ConnectivityManager. (bcc76d34) · Commits · e / os / android_frameworks_base

core/java/android/net/BaseNetworkStateTracker.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -45,7 +45,7 @@ public abstract class BaseNetworkStateTracker implements NetworkStateTracker {
		protected NetworkInfo mNetworkInfo;
		protected LinkProperties mLinkProperties;
		protected NetworkCapabilities mNetworkCapabilities;
		protected Network mNetwork = new Network(ConnectivityManager.INVALID_NET_ID);
		protected Network mNetwork = new Network(ConnectivityManager.NETID_UNSET);

		private AtomicBoolean mTeardownRequested = new AtomicBoolean(false);
		private AtomicBoolean mPrivateDnsRouteSet = new AtomicBoolean(false);

core/java/android/net/ConnectivityManager.java

+11 −16

Original line number	Diff line number	Diff line
		@@ -529,11 +529,6 @@ public class ConnectivityManager {
		*/
		public static final int CONNECTIVITY_CHANGE_DELAY_DEFAULT = 3000;

		/**
		* @hide
		*/
		public final static int INVALID_NET_ID = 0;

		/**
		* @hide
		*/
		@@ -2508,13 +2503,16 @@ public class ConnectivityManager {
		* @return {@code true} on success, {@code false} if the {@link Network} is no longer valid.
		*/
		public static boolean setProcessDefaultNetwork(Network network) {
		if (network == null) {
		return NetworkUtils.unbindProcessToNetwork();
		} else {
		return NetworkUtils.bindProcessToNetwork(network.netId);
		}
		return NetworkUtils.bindProcessToNetwork(network == null ? NETID_UNSET : network.netId);
		}

		/**
		* A NetID indicating no Network is selected.
		* Keep in sync with bionic/libc/dns/include/resolv_netid.h
		* @hide
		*/
		public static final int NETID_UNSET = 0;

		/**
		* Returns the {@link Network} currently bound to this process via
		* {@link #setProcessDefaultNetwork}, or {@code null} if no {@link Network} is explicitly bound.
		@@ -2523,7 +2521,7 @@ public class ConnectivityManager {
		*/
		public static Network getProcessDefaultNetwork() {
		int netId = NetworkUtils.getNetworkBoundToProcess();
		if (netId == 0) return null;
		if (netId == NETID_UNSET) return null;
		return new Network(netId);
		}

		@@ -2538,10 +2536,7 @@ public class ConnectivityManager {
		* @deprecated This is strictly for legacy usage to support {@link #startUsingNetworkFeature}.
		*/
		public static boolean setProcessDefaultNetworkForHostResolution(Network network) {
		if (network == null) {
		return NetworkUtils.unbindProcessToNetworkForHostResolution();
		} else {
		return NetworkUtils.bindProcessToNetworkForHostResolution(network.netId);
		}
		return NetworkUtils.bindProcessToNetworkForHostResolution(
		network == null ? NETID_UNSET : network.netId);
		}
		}

core/java/android/net/NetworkUtils.java

+3 −16

Original line number	Diff line number	Diff line
		@@ -116,16 +116,10 @@ public class NetworkUtils {
		* {@link Network#getSocketFactory}) will be bound to this network. Note that if this
		* {@code Network} ever disconnects all sockets created in this way will cease to work. This
		* is by design so an application doesn't accidentally use sockets it thinks are still bound to
		* a particular {@code Network}.
		* a particular {@code Network}. Passing NETID_UNSET clears the binding.
		*/
		public native static boolean bindProcessToNetwork(int netId);

		/**
		* Clear any process specific {@code Network} binding. This reverts a call to
		* {@link #bindProcessToNetwork}.
		*/
		public native static boolean unbindProcessToNetwork();

		/**
		* Return the netId last passed to {@link #bindProcessToNetwork}, or NETID_UNSET if
		* {@link #unbindProcessToNetwork} has been called since {@link #bindProcessToNetwork}.
		@@ -134,20 +128,13 @@ public class NetworkUtils {

		/**
		* Binds host resolutions performed by this process to the network designated by {@code netId}.
		* {@link #bindProcessToNetwork} takes precedence over this setting.
		* {@link #bindProcessToNetwork} takes precedence over this setting. Passing NETID_UNSET clears
		* the binding.
		*
		* @deprecated This is strictly for legacy usage to support startUsingNetworkFeature().
		*/
		public native static boolean bindProcessToNetworkForHostResolution(int netId);

		/**
		* Clears any process specific {@link Network} binding for host resolution. This does
		* not clear bindings enacted via {@link #bindProcessToNetwork}.
		*
		* @deprecated This is strictly for legacy usage to support startUsingNetworkFeature().
		*/
		public native static boolean unbindProcessToNetworkForHostResolution();

		/**
		* Explicitly binds {@code socketfd} to the network designated by {@code netId}. This
		* overrides any binding via {@link #bindProcessToNetwork}.

core/jni/android_net_NetUtils.cpp

+0 −12

Original line number	Diff line number	Diff line
		@@ -258,11 +258,6 @@ static jboolean android_net_utils_bindProcessToNetwork(JNIEnv *env, jobject thiz
		return (jboolean) !setNetworkForProcess(netId);
		}

		static jboolean android_net_utils_unbindProcessToNetwork(JNIEnv *env, jobject thiz)
		{
		return (jboolean) !setNetworkForProcess(NETID_UNSET);
		}

		static jint android_net_utils_getNetworkBoundToProcess(JNIEnv *env, jobject thiz)
		{
		return getNetworkForProcess();
		@@ -274,11 +269,6 @@ static jboolean android_net_utils_bindProcessToNetworkForHostResolution(JNIEnv *
		return (jboolean) !setNetworkForResolv(netId);
		}

		static jboolean android_net_utils_unbindProcessToNetworkForHostResolution(JNIEnv *env, jobject thiz)
		{
		return (jboolean) !setNetworkForResolv(NETID_UNSET);
		}

		static jboolean android_net_utils_bindSocketToNetwork(JNIEnv *env, jobject thiz, jint socket,
		jint netId)
		{
		@@ -309,9 +299,7 @@ static JNINativeMethod gNetworkUtilMethods[] = {
		{ "markSocket", "(II)V", (void*) android_net_utils_markSocket },
		{ "bindProcessToNetwork", "(I)Z", (void*) android_net_utils_bindProcessToNetwork },
		{ "getNetworkBoundToProcess", "()I", (void*) android_net_utils_getNetworkBoundToProcess },
		{ "unbindProcessToNetwork", "()Z", (void*) android_net_utils_unbindProcessToNetwork },
		{ "bindProcessToNetworkForHostResolution", "(I)Z", (void*) android_net_utils_bindProcessToNetworkForHostResolution },
		{ "unbindProcessToNetworkForHostResolution", "()Z", (void*) android_net_utils_unbindProcessToNetworkForHostResolution },
		{ "bindSocketToNetwork", "(II)Z", (void*) android_net_utils_bindSocketToNetwork },
		{ "protectFromVpn", "(I)Z", (void*)android_net_utils_protectFromVpn },
		};

services/core/java/com/android/server/ConnectivityService.java

+3 −5

Original line number	Diff line number	Diff line
		@@ -179,8 +179,6 @@ import javax.net.ssl.HostnameVerifier;
		import javax.net.ssl.HttpsURLConnection;
		import javax.net.ssl.SSLSession;

		import static android.net.ConnectivityManager.INVALID_NET_ID;

		/**
		* @hide
		*/
		@@ -1841,8 +1839,8 @@ public class ConnectivityService extends IConnectivityManager.Stub {
		final int uid = Binder.getCallingUid();
		final long token = Binder.clearCallingIdentity();
		try {
		LinkProperties lp = null;
		int netId = INVALID_NET_ID;
		LinkProperties lp;
		int netId;
		synchronized (nai) {
		lp = nai.linkProperties;
		netId = nai.network.netId;
		@@ -2239,7 +2237,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
		} catch (Exception e) {
		loge("Exception removing network: " + e);
		} finally {
		mNetTrackers[prevNetType].setNetId(INVALID_NET_ID);
		// mNetTrackers[prevNetType].setNetId(INVALID_NET_ID);
		}
		}