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
20namespace android {
21namespace 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.
27class IDnsTlsSocketObserver {
28public:
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