1 /* 2 * Copyright 2018 The WebRTC Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef API_ASYNC_RESOLVER_FACTORY_H_ 12 #define API_ASYNC_RESOLVER_FACTORY_H_ 13 14 #include "rtc_base/async_resolver_interface.h" 15 16 namespace webrtc { 17 18 // An abstract factory for creating AsyncResolverInterfaces. This allows 19 // client applications to provide WebRTC with their own mechanism for 20 // performing DNS resolution. 21 class AsyncResolverFactory { 22 public: 23 AsyncResolverFactory() = default; 24 virtual ~AsyncResolverFactory() = default; 25 26 // The caller should call Destroy on the returned object to delete it. 27 virtual rtc::AsyncResolverInterface* Create() = 0; 28 }; 29 30 } // namespace webrtc 31 32 #endif // API_ASYNC_RESOLVER_FACTORY_H_ 33