1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.net; 18 19 /** {@hide} */ 20 oneway interface INetdEventCallback { 21 22 // Possible addNetdEventCallback callers. 23 const int CALLBACK_CALLER_CONNECTIVITY_SERVICE = 0; 24 const int CALLBACK_CALLER_DEVICE_POLICY = 1; 25 const int CALLBACK_CALLER_NETWORK_WATCHLIST = 2; 26 27 /** 28 * Reports a single DNS lookup function call. 29 * This method must not block or perform long-running operations. 30 * 31 * @param netId the ID of the network the lookup was performed on. 32 * @param eventType one of the EVENT_* constants in {@link INetdEventListener}. 33 * @param returnCode the return value of the query, may vary based on {@code eventType}. See 34 * {@code getaddrinfo()}, {@code gethostbyaddr()} and {@code gethostbyname()} section in 35 * bionic/libc/include/netdb.h. 36 * @param hostname the name that was looked up. 37 * @param ipAddresses (possibly a subset of) the IP addresses returned. 38 * At most {@link #DNS_REPORTED_IP_ADDRESSES_LIMIT} addresses are logged. 39 * @param ipAddressesCount the number of IP addresses returned. May be different from the length 40 * of ipAddresses if there were too many addresses to log. 41 * @param timestamp the timestamp at which the query was reported by netd. 42 * @param uid the UID of the application that performed the query. 43 */ onDnsEvent(int netId, int eventType, int returnCode, String hostname, in String[] ipAddresses, int ipAddressesCount, long timestamp, int uid)44 void onDnsEvent(int netId, int eventType, int returnCode, String hostname, 45 in String[] ipAddresses, int ipAddressesCount, long timestamp, int uid); 46 47 /** 48 * Represents adding or removing a NAT64 prefix. 49 * This method must not block or perform long-running operations. 50 * 51 * @param netId the ID of the network the prefix was performed on. 52 * @param added true if the NAT64 prefix was added, or false if the NAT64 prefix was removed. 53 * There is only one prefix at a time for each netId. If a prefix is added, it replaces 54 * the previous-added prefix. 55 * @param prefixString the detected NAT64 prefix as a string literal. 56 * @param prefixLength the prefix length associated with this NAT64 prefix. 57 */ onNat64PrefixEvent(int netId, boolean added, @utf8InCpp String prefixString, int prefixLength)58 void onNat64PrefixEvent(int netId, boolean added, @utf8InCpp String prefixString, 59 int prefixLength); 60 61 /** 62 * Represents a private DNS validation success or failure. 63 * This method must not block or perform long-running operations. 64 * 65 * @param netId the ID of the network the validation was performed on. 66 * @param ipAddress the IP address for which validation was performed. 67 * @param hostname the hostname for which validation was performed. 68 * @param validated whether or not validation was successful. 69 */ onPrivateDnsValidationEvent(int netId, String ipAddress, String hostname, boolean validated)70 void onPrivateDnsValidationEvent(int netId, String ipAddress, String hostname, 71 boolean validated); 72 73 /** 74 * Reports a single connect library call. 75 * This method must not block or perform long-running operations. 76 * 77 * @param ipAddr destination IP address. 78 * @param port destination port number. 79 * @param timestamp the timestamp at which the call was reported by netd. 80 * @param uid the UID of the application that performed the connection. 81 */ onConnectEvent(String ipAddr, int port, long timestamp, int uid)82 void onConnectEvent(String ipAddr, int port, long timestamp, int uid); 83 } 84