Snap for 10314561 from ec53f4ccb5dca2af1012a394f7ccc81a6f330692 to udc-release

Change-Id: Iba48b8a62d18434463e0320b7af1d8d3b2e02b92
diff --git a/common/networkstackclient/Android.bp b/common/networkstackclient/Android.bp
index 035ddc7..2d7d7ff 100644
--- a/common/networkstackclient/Android.bp
+++ b/common/networkstackclient/Android.bp
@@ -156,6 +156,10 @@
             version: "17",
             imports: ["ipmemorystore-aidl-interfaces-V10"],
         },
+        {
+            version: "18",
+            imports: ["ipmemorystore-aidl-interfaces-V10"],
+        },
 
     ],
 
@@ -170,7 +174,7 @@
     min_sdk_version: "29",
     static_libs: [
         "ipmemorystore-aidl-interfaces-V10-java",
-        "networkstack-aidl-interfaces-V17-java",
+        "networkstack-aidl-interfaces-V18-java",
     ],
     visibility: ["//packages/modules/NetworkStack:__subpackages__"],
     apex_available: [
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/.hash b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/.hash
new file mode 100644
index 0000000..4cfd332
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/.hash
@@ -0,0 +1 @@
+4d26968d0f6cb11c9bb669a3f8ebc7a1c39f9391
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DataStallReportParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DataStallReportParcelable.aidl
new file mode 100644
index 0000000..771deda
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DataStallReportParcelable.aidl
@@ -0,0 +1,42 @@
+/**
+ * Copyright (c) 2020, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable DataStallReportParcelable {
+  long timestampMillis = 0;
+  int detectionMethod = 1;
+  int tcpPacketFailRate = 2;
+  int tcpMetricsCollectionPeriodMillis = 3;
+  int dnsConsecutiveTimeouts = 4;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DhcpResultsParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DhcpResultsParcelable.aidl
new file mode 100644
index 0000000..31f2194
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/DhcpResultsParcelable.aidl
@@ -0,0 +1,44 @@
+/**
+ * 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable DhcpResultsParcelable {
+  android.net.StaticIpConfiguration baseConfiguration;
+  int leaseDuration;
+  int mtu;
+  String serverAddress;
+  String vendorInfo;
+  @nullable String serverHostName;
+  @nullable String captivePortalApiUrl;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitor.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitor.aidl
new file mode 100644
index 0000000..fb13c0c
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitor.aidl
@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) 2018, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+/* @hide */
+interface INetworkMonitor {
+  oneway void start();
+  oneway void launchCaptivePortalApp();
+  oneway void notifyCaptivePortalAppFinished(int response);
+  oneway void setAcceptPartialConnectivity();
+  oneway void forceReevaluation(int uid);
+  oneway void notifyPrivateDnsChanged(in android.net.PrivateDnsConfigParcel config);
+  oneway void notifyDnsResponse(int returnCode);
+  oneway void notifyNetworkConnected(in android.net.LinkProperties lp, in android.net.NetworkCapabilities nc);
+  oneway void notifyNetworkDisconnected();
+  oneway void notifyLinkPropertiesChanged(in android.net.LinkProperties lp);
+  oneway void notifyNetworkCapabilitiesChanged(in android.net.NetworkCapabilities nc);
+  oneway void notifyNetworkConnectedParcel(in android.net.networkstack.aidl.NetworkMonitorParameters params);
+  const int NETWORK_TEST_RESULT_VALID = 0;
+  const int NETWORK_TEST_RESULT_INVALID = 1;
+  const int NETWORK_TEST_RESULT_PARTIAL_CONNECTIVITY = 2;
+  const int NETWORK_VALIDATION_RESULT_VALID = 0x01;
+  const int NETWORK_VALIDATION_RESULT_PARTIAL = 0x02;
+  const int NETWORK_VALIDATION_RESULT_SKIPPED = 0x04;
+  const int NETWORK_VALIDATION_PROBE_DNS = 0x04;
+  const int NETWORK_VALIDATION_PROBE_HTTP = 0x08;
+  const int NETWORK_VALIDATION_PROBE_HTTPS = 0x10;
+  const int NETWORK_VALIDATION_PROBE_FALLBACK = 0x20;
+  const int NETWORK_VALIDATION_PROBE_PRIVDNS = 0x40;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitorCallbacks.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitorCallbacks.aidl
new file mode 100644
index 0000000..36eda8e
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkMonitorCallbacks.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+/* @hide */
+interface INetworkMonitorCallbacks {
+  oneway void onNetworkMonitorCreated(in android.net.INetworkMonitor networkMonitor) = 0;
+  oneway void notifyNetworkTested(int testResult, @nullable String redirectUrl) = 1;
+  oneway void notifyPrivateDnsConfigResolved(in android.net.PrivateDnsConfigParcel config) = 2;
+  oneway void showProvisioningNotification(String action, String packageName) = 3;
+  oneway void hideProvisioningNotification() = 4;
+  oneway void notifyProbeStatusChanged(int probesCompleted, int probesSucceeded) = 5;
+  oneway void notifyNetworkTestedWithExtras(in android.net.NetworkTestResultParcelable result) = 6;
+  oneway void notifyDataStallSuspected(in android.net.DataStallReportParcelable report) = 7;
+  oneway void notifyCaptivePortalDataChanged(in android.net.CaptivePortalData data) = 8;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackConnector.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackConnector.aidl
new file mode 100644
index 0000000..8120ffc
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackConnector.aidl
@@ -0,0 +1,42 @@
+/**
+ * Copyright (c) 2018, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+/* @hide */
+interface INetworkStackConnector {
+  oneway void makeDhcpServer(in String ifName, in android.net.dhcp.DhcpServingParamsParcel params, in android.net.dhcp.IDhcpServerCallbacks cb);
+  oneway void makeNetworkMonitor(in android.net.Network network, String name, in android.net.INetworkMonitorCallbacks cb);
+  oneway void makeIpClient(in String ifName, in android.net.ip.IIpClientCallbacks callbacks);
+  oneway void fetchIpMemoryStore(in android.net.IIpMemoryStoreCallbacks cb);
+  oneway void allowTestUid(int uid, in android.net.INetworkStackStatusCallback cb);
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackStatusCallback.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackStatusCallback.aidl
new file mode 100644
index 0000000..0b6b778
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/INetworkStackStatusCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+/* @hide */
+interface INetworkStackStatusCallback {
+  oneway void onStatusAvailable(int statusCode);
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InformationElementParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InformationElementParcelable.aidl
new file mode 100644
index 0000000..6103774
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InformationElementParcelable.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable InformationElementParcelable {
+  int id;
+  byte[] payload;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InitialConfigurationParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InitialConfigurationParcelable.aidl
new file mode 100644
index 0000000..6a597e6
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/InitialConfigurationParcelable.aidl
@@ -0,0 +1,41 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable InitialConfigurationParcelable {
+  android.net.LinkAddress[] ipAddresses;
+  android.net.IpPrefix[] directlyConnectedRoutes;
+  String[] dnsServers;
+  String gateway;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2InformationParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2InformationParcelable.aidl
new file mode 100644
index 0000000..83796ee
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2InformationParcelable.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable Layer2InformationParcelable {
+  String l2Key;
+  String cluster;
+  android.net.MacAddress bssid;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2PacketParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2PacketParcelable.aidl
new file mode 100644
index 0000000..4b3fff5
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/Layer2PacketParcelable.aidl
@@ -0,0 +1,39 @@
+/**
+ * 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable Layer2PacketParcelable {
+  android.net.MacAddress dstMacAddress;
+  byte[] payload;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NattKeepalivePacketDataParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NattKeepalivePacketDataParcelable.aidl
new file mode 100644
index 0000000..18cf954
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NattKeepalivePacketDataParcelable.aidl
@@ -0,0 +1,41 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable NattKeepalivePacketDataParcelable {
+  byte[] srcAddress;
+  int srcPort;
+  byte[] dstAddress;
+  int dstPort;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NetworkTestResultParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NetworkTestResultParcelable.aidl
new file mode 100644
index 0000000..4d6d5a2
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/NetworkTestResultParcelable.aidl
@@ -0,0 +1,42 @@
+/**
+ * Copyright (c) 2020, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable NetworkTestResultParcelable {
+  long timestampMillis;
+  int result;
+  int probesSucceeded;
+  int probesAttempted;
+  String redirectUrl;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/PrivateDnsConfigParcel.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/PrivateDnsConfigParcel.aidl
new file mode 100644
index 0000000..1457caf
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/PrivateDnsConfigParcel.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable PrivateDnsConfigParcel {
+  String hostname;
+  String[] ips;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ProvisioningConfigurationParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ProvisioningConfigurationParcelable.aidl
new file mode 100644
index 0000000..fba524b
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ProvisioningConfigurationParcelable.aidl
@@ -0,0 +1,63 @@
+/*
+**
+** 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.
+*/
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable ProvisioningConfigurationParcelable {
+  /**
+   * @deprecated use ipv4ProvisioningMode instead.
+   */
+  boolean enableIPv4;
+  /**
+   * @deprecated use ipv6ProvisioningMode instead.
+   */
+  boolean enableIPv6;
+  boolean usingMultinetworkPolicyTracker;
+  boolean usingIpReachabilityMonitor;
+  int requestedPreDhcpActionMs;
+  android.net.InitialConfigurationParcelable initialConfig;
+  android.net.StaticIpConfiguration staticIpConfig;
+  android.net.apf.ApfCapabilities apfCapabilities;
+  int provisioningTimeoutMs;
+  int ipv6AddrGenMode;
+  android.net.Network network;
+  String displayName;
+  boolean enablePreconnection;
+  @nullable android.net.ScanResultInfoParcelable scanResultInfo;
+  @nullable android.net.Layer2InformationParcelable layer2Info;
+  @nullable List<android.net.networkstack.aidl.dhcp.DhcpOption> options;
+  int ipv4ProvisioningMode;
+  int ipv6ProvisioningMode;
+  boolean uniqueEui64AddressesOnly;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ScanResultInfoParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ScanResultInfoParcelable.aidl
new file mode 100644
index 0000000..94fc27f
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ScanResultInfoParcelable.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable ScanResultInfoParcelable {
+  String ssid;
+  String bssid;
+  android.net.InformationElementParcelable[] informationElements;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/TcpKeepalivePacketDataParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/TcpKeepalivePacketDataParcelable.aidl
new file mode 100644
index 0000000..0e1c21c
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/TcpKeepalivePacketDataParcelable.aidl
@@ -0,0 +1,47 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net;
+@JavaDerive(toString=true)
+parcelable TcpKeepalivePacketDataParcelable {
+  byte[] srcAddress;
+  int srcPort;
+  byte[] dstAddress;
+  int dstPort;
+  int seq;
+  int ack;
+  int rcvWnd;
+  int rcvWndScale;
+  int tos;
+  int ttl;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpLeaseParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpLeaseParcelable.aidl
new file mode 100644
index 0000000..3cd8860
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpLeaseParcelable.aidl
@@ -0,0 +1,43 @@
+/**
+ * Copyright (c) 2020, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.dhcp;
+@JavaDerive(toString=true)
+parcelable DhcpLeaseParcelable {
+  byte[] clientId;
+  byte[] hwAddr;
+  int netAddr;
+  int prefixLength;
+  long expTime;
+  String hostname;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpServingParamsParcel.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpServingParamsParcel.aidl
new file mode 100644
index 0000000..7997936
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/DhcpServingParamsParcel.aidl
@@ -0,0 +1,49 @@
+/**
+ *
+ * Copyright (C) 2018 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.dhcp;
+@JavaDerive(toString=true)
+parcelable DhcpServingParamsParcel {
+  int serverAddr;
+  int serverAddrPrefixLength;
+  int[] defaultRouters;
+  int[] dnsServers;
+  int[] excludedAddrs;
+  long dhcpLeaseTimeSecs;
+  int linkMtu;
+  boolean metered;
+  int singleClientAddr = 0;
+  boolean changePrefixOnDecline = false;
+  int leasesSubnetPrefixLength = 0;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpEventCallbacks.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpEventCallbacks.aidl
new file mode 100644
index 0000000..9312f47
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpEventCallbacks.aidl
@@ -0,0 +1,38 @@
+/**
+ * Copyright (c) 2020, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.dhcp;
+interface IDhcpEventCallbacks {
+  oneway void onLeasesChanged(in List<android.net.dhcp.DhcpLeaseParcelable> newLeases);
+  oneway void onNewPrefixRequest(in android.net.IpPrefix currentPrefix);
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServer.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServer.aidl
new file mode 100644
index 0000000..1109f35
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServer.aidl
@@ -0,0 +1,45 @@
+/**
+ * Copyright (c) 2018, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.dhcp;
+/* @hide */
+interface IDhcpServer {
+  oneway void start(in android.net.INetworkStackStatusCallback cb) = 0;
+  oneway void startWithCallbacks(in android.net.INetworkStackStatusCallback statusCb, in android.net.dhcp.IDhcpEventCallbacks eventCb) = 3;
+  oneway void updateParams(in android.net.dhcp.DhcpServingParamsParcel params, in android.net.INetworkStackStatusCallback cb) = 1;
+  oneway void stop(in android.net.INetworkStackStatusCallback cb) = 2;
+  const int STATUS_UNKNOWN = 0;
+  const int STATUS_SUCCESS = 1;
+  const int STATUS_INVALID_ARGUMENT = 2;
+  const int STATUS_UNKNOWN_ERROR = 3;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServerCallbacks.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServerCallbacks.aidl
new file mode 100644
index 0000000..ab8577c
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/dhcp/IDhcpServerCallbacks.aidl
@@ -0,0 +1,38 @@
+/**
+ * Copyright (c) 2018, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.dhcp;
+/* @hide */
+interface IDhcpServerCallbacks {
+  oneway void onDhcpServerCreated(int statusCode, in android.net.dhcp.IDhcpServer server);
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClient.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClient.aidl
new file mode 100644
index 0000000..b81ec20
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClient.aidl
@@ -0,0 +1,59 @@
+/**
+ * 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.ip;
+/* @hide */
+interface IIpClient {
+  oneway void completedPreDhcpAction();
+  oneway void confirmConfiguration();
+  oneway void readPacketFilterComplete(in byte[] data);
+  oneway void shutdown();
+  oneway void startProvisioning(in android.net.ProvisioningConfigurationParcelable req);
+  oneway void stop();
+  oneway void setTcpBufferSizes(in String tcpBufferSizes);
+  oneway void setHttpProxy(in android.net.ProxyInfo proxyInfo);
+  oneway void setMulticastFilter(boolean enabled);
+  oneway void addKeepalivePacketFilter(int slot, in android.net.TcpKeepalivePacketDataParcelable pkt);
+  oneway void removeKeepalivePacketFilter(int slot);
+  oneway void setL2KeyAndGroupHint(in String l2Key, in String cluster);
+  oneway void addNattKeepalivePacketFilter(int slot, in android.net.NattKeepalivePacketDataParcelable pkt);
+  oneway void notifyPreconnectionComplete(boolean success);
+  oneway void updateLayer2Information(in android.net.Layer2InformationParcelable info);
+  oneway void updateApfCapabilities(in android.net.apf.ApfCapabilities apfCapabilities);
+  const int PROV_IPV4_DISABLED = 0x00;
+  const int PROV_IPV4_STATIC = 0x01;
+  const int PROV_IPV4_DHCP = 0x02;
+  const int PROV_IPV6_DISABLED = 0x00;
+  const int PROV_IPV6_SLAAC = 0x01;
+  const int PROV_IPV6_LINKLOCAL = 0x02;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClientCallbacks.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClientCallbacks.aidl
new file mode 100644
index 0000000..9d36419
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/ip/IIpClientCallbacks.aidl
@@ -0,0 +1,54 @@
+/**
+ * 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.ip;
+/* @hide */
+interface IIpClientCallbacks {
+  oneway void onIpClientCreated(in android.net.ip.IIpClient ipClient);
+  oneway void onPreDhcpAction();
+  oneway void onPostDhcpAction();
+  oneway void onNewDhcpResults(in android.net.DhcpResultsParcelable dhcpResults);
+  oneway void onProvisioningSuccess(in android.net.LinkProperties newLp);
+  oneway void onProvisioningFailure(in android.net.LinkProperties newLp);
+  oneway void onLinkPropertiesChange(in android.net.LinkProperties newLp);
+  oneway void onReachabilityLost(in String logMsg);
+  oneway void onQuit();
+  oneway void installPacketFilter(in byte[] filter);
+  oneway void startReadPacketFilter();
+  oneway void setFallbackMulticastFilter(boolean enabled);
+  oneway void setNeighborDiscoveryOffload(boolean enable);
+  oneway void onPreconnectionStart(in List<android.net.Layer2PacketParcelable> packets);
+  oneway void onReachabilityFailure(in android.net.networkstack.aidl.ip.ReachabilityLossInfoParcelable lossInfo);
+  oneway void setMaxDtimMultiplier(int multiplier);
+  const int DTIM_MULTIPLIER_RESET = 0;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/NetworkMonitorParameters.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/NetworkMonitorParameters.aidl
new file mode 100644
index 0000000..2ab9db0
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/NetworkMonitorParameters.aidl
@@ -0,0 +1,41 @@
+/**
+ *
+ * Copyright (C) 2022 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.networkstack.aidl;
+@JavaDerive(equals=true, toString=true)
+parcelable NetworkMonitorParameters {
+  android.net.NetworkAgentConfig networkAgentConfig;
+  android.net.NetworkCapabilities networkCapabilities;
+  android.net.LinkProperties linkProperties;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/dhcp/DhcpOption.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/dhcp/DhcpOption.aidl
new file mode 100644
index 0000000..eea3e0d
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/dhcp/DhcpOption.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2020, 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 perNmissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.networkstack.aidl.dhcp;
+@JavaDerive(toString=true)
+parcelable DhcpOption {
+  byte type;
+  @nullable byte[] value;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossInfoParcelable.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossInfoParcelable.aidl
new file mode 100644
index 0000000..bb88434
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossInfoParcelable.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.networkstack.aidl.ip;
+@JavaDerive(equals=true, toString=true) @JavaOnlyImmutable
+parcelable ReachabilityLossInfoParcelable {
+  String message;
+  android.net.networkstack.aidl.ip.ReachabilityLossReason reason;
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossReason.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossReason.aidl
new file mode 100644
index 0000000..f9bb3c4
--- /dev/null
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/18/android/net/networkstack/aidl/ip/ReachabilityLossReason.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.net.networkstack.aidl.ip;
+@Backing(type="int")
+enum ReachabilityLossReason {
+  ROAM,
+  CONFIRM,
+  ORGANIC,
+}
diff --git a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/current/android/net/ip/IIpClient.aidl b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/current/android/net/ip/IIpClient.aidl
index 3ba1d0b..b81ec20 100644
--- a/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/current/android/net/ip/IIpClient.aidl
+++ b/common/networkstackclient/aidl_api/networkstack-aidl-interfaces/current/android/net/ip/IIpClient.aidl
@@ -49,6 +49,7 @@
   oneway void addNattKeepalivePacketFilter(int slot, in android.net.NattKeepalivePacketDataParcelable pkt);
   oneway void notifyPreconnectionComplete(boolean success);
   oneway void updateLayer2Information(in android.net.Layer2InformationParcelable info);
+  oneway void updateApfCapabilities(in android.net.apf.ApfCapabilities apfCapabilities);
   const int PROV_IPV4_DISABLED = 0x00;
   const int PROV_IPV4_STATIC = 0x01;
   const int PROV_IPV4_DHCP = 0x02;
diff --git a/common/networkstackclient/src/android/net/ip/IIpClient.aidl b/common/networkstackclient/src/android/net/ip/IIpClient.aidl
index f76a230..6c3346e 100644
--- a/common/networkstackclient/src/android/net/ip/IIpClient.aidl
+++ b/common/networkstackclient/src/android/net/ip/IIpClient.aidl
@@ -20,6 +20,7 @@
 import android.net.ProvisioningConfigurationParcelable;
 import android.net.NattKeepalivePacketDataParcelable;
 import android.net.TcpKeepalivePacketDataParcelable;
+import android.net.apf.ApfCapabilities;
 
 /** @hide */
 oneway interface IIpClient {
@@ -69,4 +70,16 @@
     void addNattKeepalivePacketFilter(int slot, in NattKeepalivePacketDataParcelable pkt);
     void notifyPreconnectionComplete(boolean success);
     void updateLayer2Information(in Layer2InformationParcelable info);
+    /**
+     * Update the APF capabilities.
+     *
+     * This method will update the APF capabilities used in IpClient and decide if a new APF
+     * program should be installed to filter the incoming packets based on that. So far this
+     * method only allows for the APF capabilities to go from null to non-null, and no other
+     * changes are allowed. One use case is when WiFi interface switches from secondary to
+     * primary in STA+STA mode.
+     *
+     * @param apfCapabilities the APF capabilities to update, should be non-null.
+     */
+    void updateApfCapabilities(in ApfCapabilities apfCapabilities);
 }
diff --git a/common/networkstackclient/src/android/net/ip/IpClientManager.java b/common/networkstackclient/src/android/net/ip/IpClientManager.java
index b45405f..3a8cdda 100644
--- a/common/networkstackclient/src/android/net/ip/IpClientManager.java
+++ b/common/networkstackclient/src/android/net/ip/IpClientManager.java
@@ -22,6 +22,7 @@
 import android.net.ProxyInfo;
 import android.net.TcpKeepalivePacketData;
 import android.net.TcpKeepalivePacketDataParcelable;
+import android.net.apf.ApfCapabilities;
 import android.net.shared.Layer2Information;
 import android.net.shared.ProvisioningConfiguration;
 import android.net.util.KeepalivePacketDataUtil;
@@ -323,4 +324,26 @@
             Binder.restoreCallingIdentity(token);
         }
     }
+
+    /**
+     * Update the APF capabilities.
+     *
+     * This method will update the APF capabilities used in IpClient and decide if a new APF
+     * program should be installed to filter the incoming packets based on that. So far this
+     * method only allows for the APF capabilities to go from null to non-null, and no other
+     * changes are allowed. One use case is when WiFi interface switches from secondary to
+     * primary in STA+STA mode.
+     */
+    public boolean updateApfCapabilities(ApfCapabilities apfCapabilities) {
+        final long token = Binder.clearCallingIdentity();
+        try {
+            mIpClient.updateApfCapabilities(apfCapabilities);
+            return true;
+        } catch (RemoteException e) {
+            log("Error updating APF capabilities", e);
+            return false;
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
 }
diff --git a/src/android/net/ip/IpClient.java b/src/android/net/ip/IpClient.java
index 5737d87..0ceaed7 100644
--- a/src/android/net/ip/IpClient.java
+++ b/src/android/net/ip/IpClient.java
@@ -486,6 +486,7 @@
     private static final int CMD_COMPLETE_PRECONNECTION = 16;
     private static final int CMD_UPDATE_L2INFORMATION = 17;
     private static final int CMD_SET_DTIM_MULTIPLIER_AFTER_DELAY = 18;
+    private static final int CMD_UPDATE_APF_CAPABILITIES = 19;
 
     private static final int ARG_LINKPROP_CHANGED_LINKSTATE_DOWN = 0;
     private static final int ARG_LINKPROP_CHANGED_LINKSTATE_UP = 1;
@@ -647,6 +648,7 @@
     private boolean mHasDisabledIpv6OrAcceptRaOnProvLoss;
     private Integer mDadTransmits = null;
     private int mMaxDtimMultiplier = DTIM_MULTIPLIER_RESET;
+    private ApfCapabilities mCurrentApfCapabilities;
 
     /**
      * Reading the snapshot is an asynchronous operation initiated by invoking
@@ -942,6 +944,11 @@
             enforceNetworkStackCallingPermission();
             IpClient.this.updateLayer2Information(info);
         }
+        @Override
+        public void updateApfCapabilities(ApfCapabilities apfCapabilities) {
+            enforceNetworkStackCallingPermission();
+            IpClient.this.updateApfCapabilities(apfCapabilities);
+        }
 
         @Override
         public int getInterfaceVersion() {
@@ -1052,6 +1059,7 @@
 
         mCurrentBssid = getInitialBssid(req.mLayer2Info, req.mScanResultInfo,
                 ShimUtils.isAtLeastS());
+        mCurrentApfCapabilities = req.mApfCapabilities;
         if (req.mLayer2Info != null) {
             mL2Key = req.mLayer2Info.mL2Key;
             mCluster = req.mLayer2Info.mCluster;
@@ -1176,6 +1184,19 @@
     }
 
     /**
+     * Update the APF capabilities.
+     *
+     * This method will update the APF capabilities used in IpClient and decide if a new APF
+     * program should be installed to filter the incoming packets based on that. So far this
+     * method only allows for the APF capabilities to go from null to non-null, and no other
+     * changes are allowed. One use case is when WiFi interface switches from secondary to
+     * primary in STA+STA mode.
+     */
+    public void updateApfCapabilities(@NonNull ApfCapabilities apfCapabilities) {
+        sendMessage(CMD_UPDATE_APF_CAPABILITIES, apfCapabilities);
+    }
+
+    /**
      * Dump logs of this IpClient.
      */
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
@@ -2173,6 +2194,45 @@
         mCurrentBssid = info.bssid;
     }
 
+    @Nullable
+    private ApfFilter maybeCreateApfFilter(final ApfCapabilities apfCapabilities) {
+        ApfFilter.ApfConfiguration apfConfig = new ApfFilter.ApfConfiguration();
+        apfConfig.apfCapabilities = apfCapabilities;
+        apfConfig.multicastFilter = mMulticastFiltering;
+        // Get the Configuration for ApfFilter from Context
+        // Resource settings were moved from ApfCapabilities APIs to NetworkStack resources in S
+        if (ShimUtils.isReleaseOrDevelopmentApiAbove(Build.VERSION_CODES.R)) {
+            final Resources res = mContext.getResources();
+            apfConfig.ieee802_3Filter = res.getBoolean(R.bool.config_apfDrop802_3Frames);
+            apfConfig.ethTypeBlackList = res.getIntArray(R.array.config_apfEthTypeDenyList);
+        } else {
+            apfConfig.ieee802_3Filter = ApfCapabilities.getApfDrop8023Frames();
+            apfConfig.ethTypeBlackList = ApfCapabilities.getApfEtherTypeBlackList();
+        }
+
+        apfConfig.minRdnssLifetimeSec = mMinRdnssLifetimeSec;
+        return mDependencies.maybeCreateApfFilter(mContext, apfConfig, mInterfaceParams,
+                mCallback);
+    }
+
+    private boolean handleUpdateApfCapabilities(@NonNull final ApfCapabilities apfCapabilities) {
+        // For the use case where the wifi interface switches from secondary to primary, the
+        // secondary interface does not support APF by default see the overlay config about
+        // {@link config_wifiEnableApfOnNonPrimarySta}. so we should see empty ApfCapabilities
+        // in {@link ProvisioningConfiguration} when wifi starts provisioning on the secondary
+        // interface. For other cases, we should not accept the updateApfCapabilities call.
+        if (mCurrentApfCapabilities != null || apfCapabilities == null) {
+            Log.wtf(mTag, "current ApfCapabilities " + mCurrentApfCapabilities
+                    + " is not null or new ApfCapabilities " + apfCapabilities + " is null");
+            return false;
+        }
+        if (mApfFilter != null) {
+            mApfFilter.shutdown();
+        }
+        mCurrentApfCapabilities = apfCapabilities;
+        return apfCapabilities != null;
+    }
+
     class StoppedState extends State {
         @Override
         public void enter() {
@@ -2463,6 +2523,7 @@
         @Override
         public void exit() {
             mProvisioningTimeoutAlarm.cancel();
+            mCurrentApfCapabilities = null;
 
             // Record metrics information once this provisioning has completed due to certain
             // reason (normal termination, provisioning timeout, lost provisioning and etc).
@@ -2494,6 +2555,13 @@
                     handleUpdateL2Information((Layer2InformationParcelable) msg.obj);
                     break;
 
+                // Only update the current ApfCapabilities but do not create and start APF
+                // filter until transition to RunningState, actually we should always do that
+                // in RunningState.
+                case CMD_UPDATE_APF_CAPABILITIES:
+                    handleUpdateApfCapabilities((ApfCapabilities) msg.obj);
+                    break;
+
                 case EVENT_PROVISIONING_TIMEOUT:
                     handleProvisioningFailure(DisconnectCode.DC_PROVISIONING_TIMEOUT);
                     break;
@@ -2521,23 +2589,7 @@
 
         @Override
         public void enter() {
-            ApfFilter.ApfConfiguration apfConfig = new ApfFilter.ApfConfiguration();
-            apfConfig.apfCapabilities = mConfiguration.mApfCapabilities;
-            apfConfig.multicastFilter = mMulticastFiltering;
-            // Get the Configuration for ApfFilter from Context
-            // Resource settings were moved from ApfCapabilities APIs to NetworkStack resources in S
-            if (ShimUtils.isReleaseOrDevelopmentApiAbove(Build.VERSION_CODES.R)) {
-                final Resources res = mContext.getResources();
-                apfConfig.ieee802_3Filter = res.getBoolean(R.bool.config_apfDrop802_3Frames);
-                apfConfig.ethTypeBlackList = res.getIntArray(R.array.config_apfEthTypeDenyList);
-            } else {
-                apfConfig.ieee802_3Filter = ApfCapabilities.getApfDrop8023Frames();
-                apfConfig.ethTypeBlackList = ApfCapabilities.getApfEtherTypeBlackList();
-            }
-
-            apfConfig.minRdnssLifetimeSec = mMinRdnssLifetimeSec;
-            mApfFilter = mDependencies.maybeCreateApfFilter(mContext, apfConfig, mInterfaceParams,
-                    mCallback);
+            mApfFilter = maybeCreateApfFilter(mCurrentApfCapabilities);
             // TODO: investigate the effects of any multicast filtering racing/interfering with the
             // rest of this IP configuration startup.
             if (mApfFilter == null) {
@@ -2817,6 +2869,13 @@
                     updateMaxDtimMultiplier();
                     break;
 
+                case CMD_UPDATE_APF_CAPABILITIES:
+                    final ApfCapabilities apfCapabilities = (ApfCapabilities) msg.obj;
+                    if (handleUpdateApfCapabilities(apfCapabilities)) {
+                        mApfFilter = maybeCreateApfFilter(apfCapabilities);
+                    }
+                    break;
+
                 default:
                     return NOT_HANDLED;
             }
diff --git a/tests/unit/src/android/net/ip/IpClientTest.java b/tests/unit/src/android/net/ip/IpClientTest.java
index 8efa9ab..4ed8081 100644
--- a/tests/unit/src/android/net/ip/IpClientTest.java
+++ b/tests/unit/src/android/net/ip/IpClientTest.java
@@ -23,12 +23,14 @@
 import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.anyBoolean;
 import static org.mockito.Mockito.anyString;
+import static org.mockito.Mockito.clearInvocations;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.eq;
 import static org.mockito.Mockito.never;
@@ -686,17 +688,18 @@
         return out;
     }
 
-    private ApfConfiguration verifyApfFilterCreatedOnStart(IpClient ipc) {
-        ProvisioningConfiguration config = new ProvisioningConfiguration.Builder()
+    private ApfConfiguration verifyApfFilterCreatedOnStart(IpClient ipc, boolean isApfSupported) {
+        ProvisioningConfiguration.Builder config = new ProvisioningConfiguration.Builder()
                 .withoutIPv4()
                 .withoutIpReachabilityMonitor()
                 .withInitialConfiguration(
-                        conf(links(TEST_LOCAL_ADDRESSES), prefixes(TEST_PREFIXES), ips()))
-                .withApfCapabilities(new ApfCapabilities(
-                        4 /* version */, 4096 /* maxProgramSize */, 4 /* format */))
-                .build();
+                        conf(links(TEST_LOCAL_ADDRESSES), prefixes(TEST_PREFIXES), ips()));
+        if (isApfSupported) {
+            config.withApfCapabilities(new ApfCapabilities(4 /* version */,
+                    4096 /* maxProgramSize */, 4 /* format */));
+        }
 
-        ipc.startProvisioning(config);
+        ipc.startProvisioning(config.build());
         final ArgumentCaptor<ApfConfiguration> configCaptor = ArgumentCaptor.forClass(
                 ApfConfiguration.class);
         verify(mDependencies, timeout(TEST_TIMEOUT_MS)).maybeCreateApfFilter(
@@ -708,7 +711,8 @@
     @Test @IgnoreAfter(Build.VERSION_CODES.R)
     public void testApfConfiguration_R() throws Exception {
         final IpClient ipc = makeIpClient(TEST_IFNAME);
-        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                true /* isApfSupported */);
 
         assertEquals(ApfCapabilities.getApfDrop8023Frames(), config.ieee802_3Filter);
         assertArrayEquals(ApfCapabilities.getApfEtherTypeBlackList(), config.ethTypeBlackList);
@@ -727,7 +731,8 @@
                 R.array.config_apfEthTypeDenyList);
 
         final IpClient ipc = makeIpClient(TEST_IFNAME);
-        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                true /* isApfSupported */);
 
         assertTrue(config.ieee802_3Filter);
         assertArrayEquals(ethTypeDenyList, config.ethTypeBlackList);
@@ -743,7 +748,8 @@
                 R.array.config_apfEthTypeDenyList);
 
         final IpClient ipc = makeIpClient(TEST_IFNAME);
-        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                true /* isApfSupported */);
 
         assertFalse(config.ieee802_3Filter);
         assertArrayEquals(ethTypeDenyList, config.ethTypeBlackList);
@@ -751,6 +757,61 @@
         verifyShutdown(ipc);
     }
 
+    @Test
+    public void testApfUpdateCapabilities() throws Exception {
+        final IpClient ipc = makeIpClient(TEST_IFNAME);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                false /* isApfSupported */);
+        assertNull(config.apfCapabilities);
+        clearInvocations(mDependencies);
+
+        ipc.updateApfCapabilities(new ApfCapabilities(4 /* version */, 4096 /* maxProgramSize */,
+                4 /* format */));
+        HandlerUtils.waitForIdle(ipc.getHandler(), TEST_TIMEOUT_MS);
+
+        final ArgumentCaptor<ApfConfiguration> configCaptor = ArgumentCaptor.forClass(
+                ApfConfiguration.class);
+        verify(mDependencies, timeout(TEST_TIMEOUT_MS)).maybeCreateApfFilter(
+                any(), configCaptor.capture(), any(), any());
+        final ApfConfiguration actual = configCaptor.getValue();
+        assertNotNull(actual);
+        assertEquals(4, actual.apfCapabilities.apfVersionSupported);
+        assertEquals(4096, actual.apfCapabilities.maximumApfProgramSize);
+        assertEquals(4, actual.apfCapabilities.apfPacketFormat);
+
+        verifyShutdown(ipc);
+    }
+
+    @Test
+    public void testApfUpdateCapabilities_nonNullInitialApfCapabilities() throws Exception {
+        final IpClient ipc = makeIpClient(TEST_IFNAME);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                true /* isApfSupported */);
+        assertNotNull(config.apfCapabilities);
+        clearInvocations(mDependencies);
+
+        final ApfCapabilities newApfCapabilities = new ApfCapabilities(4 /* version */,
+                8192 /* maxProgramSize */, 4 /* format */);
+        ipc.updateApfCapabilities(newApfCapabilities);
+        HandlerUtils.waitForIdle(ipc.getHandler(), TEST_TIMEOUT_MS);
+        verify(mDependencies, never()).maybeCreateApfFilter(any(), any(), any(), any());
+        verifyShutdown(ipc);
+    }
+
+    @Test
+    public void testApfUpdateCapabilities_nullNewApfCapabilities() throws Exception {
+        final IpClient ipc = makeIpClient(TEST_IFNAME);
+        final ApfConfiguration config = verifyApfFilterCreatedOnStart(ipc,
+                true /* isApfSupported */);
+        assertNotNull(config.apfCapabilities);
+        clearInvocations(mDependencies);
+
+        ipc.updateApfCapabilities(null /* apfCapabilities */);
+        HandlerUtils.waitForIdle(ipc.getHandler(), TEST_TIMEOUT_MS);
+        verify(mDependencies, never()).maybeCreateApfFilter(any(), any(), any(), any());
+        verifyShutdown(ipc);
+    }
+
     private ScanResultInfo makeScanResultInfo(final String ssid, final String bssid) {
         final ByteBuffer payload = ByteBuffer.allocate(14 /* oui + type + data */);
         final byte[] data = new byte[10];