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-rw-r--r--core/java/android/net/ConnectivityManager.java87
-rw-r--r--core/java/android/net/DhcpResults.java9
-rw-r--r--core/java/android/net/NetworkPolicyManager.java28
-rw-r--r--core/java/android/net/NetworkTemplate.java3
4 files changed, 75 insertions, 52 deletions
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index 11e0b48..6bbd9c8 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -906,8 +906,12 @@ public class ConnectivityManager {
* Tells the underlying networking system that the caller wants to
* begin using the named feature. The interpretation of {@code feature}
* is completely up to each networking implementation.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param networkType specifies which network the request pertains to
* @param feature the name of the feature to be used
* @return an integer value representing the outcome of the request.
@@ -957,8 +961,12 @@ public class ConnectivityManager {
* Tells the underlying networking system that the caller is finished
* using the named feature. The interpretation of {@code feature}
* is completely up to each networking implementation.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param networkType specifies which network the request pertains to
* @param feature the name of the feature that is no longer needed
* @return an integer value representing the outcome of the request.
@@ -1344,8 +1352,12 @@ public class ConnectivityManager {
* Ensure that a network route exists to deliver traffic to the specified
* host via the specified network interface. An attempt to add a route that
* already exists is ignored, but treated as successful.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param networkType the type of the network over which traffic to the specified
* host is to be routed
* @param hostAddress the IP address of the host to which the route is desired
@@ -1365,8 +1377,12 @@ public class ConnectivityManager {
* Ensure that a network route exists to deliver traffic to the specified
* host via the specified network interface. An attempt to add a route that
* already exists is ignored, but treated as successful.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param networkType the type of the network over which traffic to the specified
* host is to be routed
* @param hostAddress the IP address of the host to which the route is desired
@@ -1566,6 +1582,13 @@ public class ConnectivityManager {
return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
}
+ /** {@hide} */
+ public static final void enforceChangePermission(Context context) {
+ int uid = Binder.getCallingUid();
+ Settings.checkAndNoteChangeNetworkStateOperation(context, uid, Settings
+ .getPackageNameForUid(context, uid), true /* throwException */);
+ }
+
/** {@hide */
public static final void enforceTetherChangePermission(Context context) {
if (context.getResources().getStringArray(
@@ -1576,8 +1599,8 @@ public class ConnectivityManager {
android.Manifest.permission.CONNECTIVITY_INTERNAL, "ConnectivityService");
} else {
int uid = Binder.getCallingUid();
- Settings.checkAndNoteChangeNetworkStateOperation(context, uid, Settings
- .getPackageNameForUid(context, uid), true);
+ Settings.checkAndNoteWriteSettingsOperation(context, uid, Settings
+ .getPackageNameForUid(context, uid), true /* throwException */);
}
}
@@ -1682,8 +1705,11 @@ public class ConnectivityManager {
* allowed between the tethered devices and this device, though upstream net
* access will of course fail until an upstream network interface becomes
* active.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
*
* @param iface the interface name to tether.
* @return error a {@code TETHER_ERROR} value indicating success or failure type
@@ -1700,8 +1726,11 @@ public class ConnectivityManager {
/**
* Stop tethering the named interface.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
*
* @param iface the interface name to untether.
* @return error a {@code TETHER_ERROR} value indicating success or failure type
@@ -1801,8 +1830,11 @@ public class ConnectivityManager {
* attempt to switch to Rndis and subsequently tether the resulting
* interface on {@code true} or turn off tethering and switch off
* Rndis on {@code false}.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
*
* @param enable a boolean - {@code true} to enable tethering
* @return error a {@code TETHER_ERROR} value indicating success or failure type
@@ -2486,8 +2518,11 @@ public class ConnectivityManager {
* network may never attain, and whether a network will attain these states
* is unknown prior to bringing up the network so the framework does not
* know how to go about satisfing a request with these capabilities.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
*
* @param request {@link NetworkRequest} describing this request.
* @param networkCallback The {@link NetworkCallback} to be utilized for this
@@ -2509,8 +2544,12 @@ public class ConnectivityManager {
* network is not found within the given time (in milliseconds) the
* {@link NetworkCallback#unavailable} callback is called. The request must
* still be released normally by calling {@link releaseNetworkRequest}.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param request {@link NetworkRequest} describing this request.
* @param networkCallback The callbacks to be utilized for this request. Note
* the callbacks must not be shared - they uniquely specify
@@ -2583,8 +2622,12 @@ public class ConnectivityManager {
* network may never attain, and whether a network will attain these states
* is unknown prior to bringing up the network so the framework does not
* know how to go about satisfing a request with these capabilities.
- * <p>This method requires the caller to hold the permission
- * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}.
+ *
+ * <p>This method requires the caller to hold either the
+ * {@link android.Manifest.permission#CHANGE_NETWORK_STATE} permission
+ * or the ability to modify system settings as determined by
+ * {@link android.provider.Settings.System#canWrite}.</p>
+ *
* @param request {@link NetworkRequest} describing this request.
* @param operation Action to perform when the network is available (corresponds
* to the {@link NetworkCallback#onAvailable} call. Typically
diff --git a/core/java/android/net/DhcpResults.java b/core/java/android/net/DhcpResults.java
index 87c063f..97bd5d2 100644
--- a/core/java/android/net/DhcpResults.java
+++ b/core/java/android/net/DhcpResults.java
@@ -21,7 +21,6 @@ import android.os.Parcel;
import android.text.TextUtils;
import android.util.Log;
-import java.net.InetAddress;
import java.net.Inet4Address;
import java.util.Objects;
@@ -34,7 +33,7 @@ import java.util.Objects;
public class DhcpResults extends StaticIpConfiguration {
private static final String TAG = "DhcpResults";
- public InetAddress serverAddress;
+ public Inet4Address serverAddress;
/** Vendor specific information (from RFC 2132). */
public String vendorInfo;
@@ -142,7 +141,7 @@ public class DhcpResults extends StaticIpConfiguration {
private static void readFromParcel(DhcpResults dhcpResults, Parcel in) {
StaticIpConfiguration.readFromParcel(dhcpResults, in);
dhcpResults.leaseDuration = in.readInt();
- dhcpResults.serverAddress = NetworkUtils.unparcelInetAddress(in);
+ dhcpResults.serverAddress = (Inet4Address) NetworkUtils.unparcelInetAddress(in);
dhcpResults.vendorInfo = in.readString();
}
@@ -183,8 +182,8 @@ public class DhcpResults extends StaticIpConfiguration {
public boolean setServerAddress(String addrString) {
try {
- serverAddress = NetworkUtils.numericToInetAddress(addrString);
- } catch (IllegalArgumentException e) {
+ serverAddress = (Inet4Address) NetworkUtils.numericToInetAddress(addrString);
+ } catch (IllegalArgumentException|ClassCastException e) {
Log.e(TAG, "setServerAddress failed with addrString " + addrString);
return true;
}
diff --git a/core/java/android/net/NetworkPolicyManager.java b/core/java/android/net/NetworkPolicyManager.java
index 3f40484..a83e722 100644
--- a/core/java/android/net/NetworkPolicyManager.java
+++ b/core/java/android/net/NetworkPolicyManager.java
@@ -50,12 +50,13 @@ public class NetworkPolicyManager {
public static final int POLICY_ALLOW_BACKGROUND_BATTERY_SAVE = 0x2;
/* RULE_* are not masks and they must be exclusive */
+ public static final int RULE_UNKNOWN = -1;
/** All network traffic should be allowed. */
- public static final int RULE_ALLOW_ALL = 0x0;
+ public static final int RULE_ALLOW_ALL = 0;
/** Reject traffic on metered networks. */
- public static final int RULE_REJECT_METERED = 0x1;
+ public static final int RULE_REJECT_METERED = 1;
/** Reject traffic on all networks. */
- public static final int RULE_REJECT_ALL = 0x2;
+ public static final int RULE_REJECT_ALL = 2;
public static final int FIREWALL_RULE_DEFAULT = 0;
public static final int FIREWALL_RULE_ALLOW = 1;
@@ -326,25 +327,4 @@ public class NetworkPolicyManager {
// nothing found above; we can apply policy to UID
return true;
}
-
- /** {@hide} */
- public static void dumpPolicy(PrintWriter fout, int policy) {
- fout.write("[");
- if ((policy & POLICY_REJECT_METERED_BACKGROUND) != 0) {
- fout.write("REJECT_METERED_BACKGROUND");
- }
- fout.write("]");
- }
-
- /** {@hide} */
- public static void dumpRules(PrintWriter fout, int rules) {
- fout.write("[");
- if ((rules & RULE_REJECT_METERED) != 0) {
- fout.write("REJECT_METERED");
- } else if ((rules & RULE_REJECT_ALL) != 0) {
- fout.write("REJECT_ALL");
- }
- fout.write("]");
- }
-
}
diff --git a/core/java/android/net/NetworkTemplate.java b/core/java/android/net/NetworkTemplate.java
index 57eef83..b7a411e 100644
--- a/core/java/android/net/NetworkTemplate.java
+++ b/core/java/android/net/NetworkTemplate.java
@@ -288,7 +288,8 @@ public class NetworkTemplate implements Parcelable {
} else {
final boolean matchesType = (sForceAllNetworkTypes
|| contains(DATA_USAGE_NETWORK_TYPES, ident.mType));
- return matchesType && ArrayUtils.contains(mMatchSubscriberIds, ident.mSubscriberId);
+ return matchesType && !ArrayUtils.isEmpty(mMatchSubscriberIds)
+ && ArrayUtils.contains(mMatchSubscriberIds, ident.mSubscriberId);
}
}