Avoid creating a Network with INetd.LOCAL_NET_ID
INetd.LOCAL_NET_ID cannot be referred to by system SDK. To make the
MdnsSocketProvider built with system SDK, the reference to
INetd.LOCAL_NET_ID must be removed.
This network is created in MdnsSocketProvider.java and propagated
through MdnsSocketProvider.java -> MdnsMultinetworkSocketClient.java ->
MdnsDiscoveryManager.java -> MdnsServiceTypeClient.java ->
NsdService.java. In NsdService.java, it was used in
handleMdnsDiscoveryManagerEvent() -> buildNsdServiceInfoFromMdnsEvent()
-> setServiceNetworkForCallback(). The setServiceNetworkForCallback() is
updated to handle the NETID_UNSET the same as LOCAL_NET_ID.
Test: atest CtsNetTestCases FrameworksNetTests
Bug: 272392042
Change-Id: I07c573948e9dc6249325f0733807bb7a7ffc281c
diff --git a/service-t/src/com/android/server/NsdService.java b/service-t/src/com/android/server/NsdService.java
index c00f1ae..a658791 100644
--- a/service-t/src/com/android/server/NsdService.java
+++ b/service-t/src/com/android/server/NsdService.java
@@ -1106,9 +1106,12 @@
final String serviceName = serviceInfo.getServiceInstanceName();
final NsdServiceInfo servInfo = new NsdServiceInfo(serviceName, serviceType);
final Network network = serviceInfo.getNetwork();
+ // In MdnsDiscoveryManagerEvent, the Network can be null which means it is a
+ // network for Tethering interface. In other words, the network == null means the
+ // network has netId = INetd.LOCAL_NET_ID.
setServiceNetworkForCallback(
servInfo,
- network == null ? NETID_UNSET : network.netId,
+ network == null ? INetd.LOCAL_NET_ID : network.netId,
serviceInfo.getInterfaceIndex());
return servInfo;
}