Merge changes from topic "lnh-platform-split"
* changes:
Update to use nativehelper/JNIPlatformHelp.h
Sync with libnativehelper refactoring
diff --git a/core/java/android/net/DnsResolver.java b/core/java/android/net/DnsResolver.java
index 0b1a845..3f7660f 100644
--- a/core/java/android/net/DnsResolver.java
+++ b/core/java/android/net/DnsResolver.java
@@ -38,6 +38,8 @@
import android.system.ErrnoException;
import android.util.Log;
+import com.android.net.module.util.DnsPacket;
+
import java.io.FileDescriptor;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@@ -97,7 +99,7 @@
@interface DnsError {}
/**
* Indicates that there was an error parsing the response the query.
- * The cause of this error is available via getCause() and is a ParseException.
+ * The cause of this error is available via getCause() and is a {@link ParseException}.
*/
public static final int ERROR_PARSE = 0;
/**
@@ -290,8 +292,15 @@
}
try {
mAllAnswers.addAll(new DnsAddressAnswer(answer).getAddresses());
- } catch (ParseException e) {
- mDnsException = new DnsException(ERROR_PARSE, e);
+ } catch (DnsPacket.ParseException e) {
+ // Convert the com.android.net.module.util.DnsPacket.ParseException to an
+ // android.net.ParseException. This is the type that was used in Q and is implied
+ // by the public documentation of ERROR_PARSE.
+ //
+ // DnsPacket cannot throw android.net.ParseException directly because it's @hide.
+ ParseException pe = new ParseException(e.reason, e.getCause());
+ pe.setStackTrace(e.getStackTrace());
+ mDnsException = new DnsException(ERROR_PARSE, pe);
}
maybeReportAnswer();
}
diff --git a/core/java/android/net/NetworkUtils.java b/core/java/android/net/NetworkUtils.java
index 779f7bc..0b92b95 100644
--- a/core/java/android/net/NetworkUtils.java
+++ b/core/java/android/net/NetworkUtils.java
@@ -155,6 +155,14 @@
public static native Network getDnsNetwork() throws ErrnoException;
/**
+ * Allow/Disallow creating AF_INET/AF_INET6 sockets and DNS lookups for current process.
+ *
+ * @param allowNetworking whether to allow or disallow creating AF_INET/AF_INET6 sockets
+ * and DNS lookups.
+ */
+ public static native void setAllowNetworkingForProcess(boolean allowNetworking);
+
+ /**
* Get the tcp repair window associated with the {@code fd}.
*
* @param fd the tcp socket's {@link FileDescriptor}.
diff --git a/core/jni/android_net_NetUtils.cpp b/core/jni/android_net_NetUtils.cpp
index 9dfac53..e56809f 100644
--- a/core/jni/android_net_NetUtils.cpp
+++ b/core/jni/android_net_NetUtils.cpp
@@ -226,6 +226,11 @@
class_Network, ctor, dnsNetId & ~NETID_USE_LOCAL_NAMESERVERS, privateDnsBypass);
}
+static void android_net_utils_setAllowNetworkingForProcess(JNIEnv *env, jobject thiz,
+ jboolean hasConnectivity) {
+ setAllowNetworkingForProcess(hasConnectivity == JNI_TRUE);
+}
+
static jobject android_net_utils_getTcpRepairWindow(JNIEnv *env, jobject thiz, jobject javaFd) {
if (javaFd == NULL) {
jniThrowNullPointerException(env, NULL);
@@ -266,6 +271,7 @@
/*
* JNI registration.
*/
+// clang-format off
static const JNINativeMethod gNetworkUtilMethods[] = {
/* name, signature, funcPtr */
{ "bindProcessToNetwork", "(I)Z", (void*) android_net_utils_bindProcessToNetwork },
@@ -282,7 +288,9 @@
{ "resNetworkResult", "(Ljava/io/FileDescriptor;)Landroid/net/DnsResolver$DnsResponse;", (void*) android_net_utils_resNetworkResult },
{ "resNetworkCancel", "(Ljava/io/FileDescriptor;)V", (void*) android_net_utils_resNetworkCancel },
{ "getDnsNetwork", "()Landroid/net/Network;", (void*) android_net_utils_getDnsNetwork },
+ { "setAllowNetworkingForProcess", "(Z)V", (void *)android_net_utils_setAllowNetworkingForProcess },
};
+// clang-format on
int register_android_net_NetworkUtils(JNIEnv* env)
{
diff --git a/tests/net/java/android/net/NetworkUtilsTest.java b/tests/net/java/android/net/NetworkUtilsTest.java
index 7748288..3158cc8 100644
--- a/tests/net/java/android/net/NetworkUtilsTest.java
+++ b/tests/net/java/android/net/NetworkUtilsTest.java
@@ -16,10 +16,24 @@
package android.net;
+import static android.system.OsConstants.AF_INET;
+import static android.system.OsConstants.AF_INET6;
+import static android.system.OsConstants.AF_UNIX;
+import static android.system.OsConstants.EPERM;
+import static android.system.OsConstants.SOCK_DGRAM;
+import static android.system.OsConstants.SOCK_STREAM;
+
import static junit.framework.Assert.assertEquals;
+import static org.junit.Assert.fail;
+
+import android.system.ErrnoException;
+import android.system.Os;
+
import androidx.test.runner.AndroidJUnit4;
+import libcore.io.IoUtils;
+
import org.junit.Test;
import org.junit.runner.RunWith;
@@ -125,4 +139,50 @@
assertEquals(BigInteger.valueOf(7l - 4 + 4 + 16 + 65536),
NetworkUtils.routedIPv6AddressCount(set));
}
+
+ private static void expectSocketSuccess(String msg, int domain, int type) {
+ try {
+ IoUtils.closeQuietly(Os.socket(domain, type, 0));
+ } catch (ErrnoException e) {
+ fail(msg + e.getMessage());
+ }
+ }
+
+ private static void expectSocketPemissionError(String msg, int domain, int type) {
+ try {
+ IoUtils.closeQuietly(Os.socket(domain, type, 0));
+ fail(msg);
+ } catch (ErrnoException e) {
+ assertEquals(msg, e.errno, EPERM);
+ }
+ }
+
+ private static void expectHasNetworking() {
+ expectSocketSuccess("Creating a UNIX socket should not have thrown ErrnoException",
+ AF_UNIX, SOCK_STREAM);
+ expectSocketSuccess("Creating a AF_INET socket shouldn't have thrown ErrnoException",
+ AF_INET, SOCK_DGRAM);
+ expectSocketSuccess("Creating a AF_INET6 socket shouldn't have thrown ErrnoException",
+ AF_INET6, SOCK_DGRAM);
+ }
+
+ private static void expectNoNetworking() {
+ expectSocketSuccess("Creating a UNIX socket should not have thrown ErrnoException",
+ AF_UNIX, SOCK_STREAM);
+ expectSocketPemissionError(
+ "Creating a AF_INET socket should have thrown ErrnoException(EPERM)",
+ AF_INET, SOCK_DGRAM);
+ expectSocketPemissionError(
+ "Creating a AF_INET6 socket should have thrown ErrnoException(EPERM)",
+ AF_INET6, SOCK_DGRAM);
+ }
+
+ @Test
+ public void testSetAllowNetworkingForProcess() {
+ expectHasNetworking();
+ NetworkUtils.setAllowNetworkingForProcess(false);
+ expectNoNetworking();
+ NetworkUtils.setAllowNetworkingForProcess(true);
+ expectHasNetworking();
+ }
}