Merge "Add Ipv6PktInfo (in6_pktinfo) struct." into main

staticlibs/device/com/android/net/module/util/structs/Ipv6PktInfo.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.net.module.util.structs;
+
+import com.android.net.module.util.Struct;
+import com.android.net.module.util.Struct.Field;
+import com.android.net.module.util.Struct.Type;
+
+import java.net.Inet6Address;
+
+/**
+ * structure in6_pktinfo
+ *
+ * see also:
+ *
+ *     include/uapi/linux/ipv6.h
+ */
+public class Ipv6PktInfo extends Struct {
+    @Field(order = 0, type = Type.Ipv6Address)
+    public final Inet6Address addr; // IPv6 source or destination address
+    @Field(order = 1, type = Type.S32)
+    public final int ifindex;       // interface index
+
+    public Ipv6PktInfo(final Inet6Address addr, final int ifindex) {
+        this.addr = addr;
+        this.ifindex = ifindex;
+    }
+}