/* * Copyright 2004 The WebRTC Project Authors. All rights reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree.
*/
// Provides the ability to receive packets asynchronously. Sends are not // buffered since it is acceptable to drop packets under high load. class AsyncUDPSocket : public AsyncPacketSocket { public: // Binds `socket` and creates AsyncUDPSocket for it. Takes ownership // of `socket`. Returns null if bind() fails (`socket` is destroyed // in that case). static AsyncUDPSocket* Create(Socket* socket, const SocketAddress& bind_address); // Creates a new socket for sending asynchronous UDP packets using an // asynchronous socket from the given factory. static AsyncUDPSocket* Create(SocketFactory* factory, const SocketAddress& bind_address); explicit AsyncUDPSocket(Socket* socket);
~AsyncUDPSocket() = default;
State GetState() const override; int GetOption(Socket::Option opt, int* value) override; int SetOption(Socket::Option opt, int value) override; int GetError() const override; void SetError(int error) override;
private: // Called when the underlying socket is ready to be read from. void OnReadEvent(Socket* socket); // Called when the underlying socket is ready to send. void OnWriteEvent(Socket* socket);
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