1 /* 2 * Copyright (C) 2018 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 #ifndef _DNS_IDNSTLSSOCKETOBSERVER_H 18 #define _DNS_IDNSTLSSOCKETOBSERVER_H 19 20 namespace android { 21 namespace net { 22 23 // Interface to listen for DNS query responses on a socket, and to be notified 24 // when the socket is closed by the remote peer. This is only implemented by 25 // DnsTlsTransport, but it is a separate interface for clarity and to avoid a 26 // circular dependency with DnsTlsSocket. 27 class IDnsTlsSocketObserver { 28 public: ~IDnsTlsSocketObserver()29 virtual ~IDnsTlsSocketObserver(){}; 30 virtual void onResponse(std::vector<uint8_t> response) = 0; 31 32 virtual void onClosed() = 0; 33 }; 34 35 } // namespace net 36 } // namespace android 37 38 #endif // _DNS_IDNSTLSSOCKETOBSERVER_H 39