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* 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.
#include <memory>
#include "webrtc/base/socketfactory.h"
namespace rtc {
class MessageQueue;
class NetworkBinderInterface;
// Provides the ability to wait for activity on a set of sockets. The Thread
// class provides a nice wrapper on a socket server.
// The server is also a socket factory. The sockets it creates will be
// notified of asynchronous I/O from this server's Wait method.
class SocketServer : public SocketFactory {
static const int kForever = -1;
static std::unique_ptr<SocketServer> CreateDefault();
// When the socket server is installed into a Thread, this function is
// called to allow the socket server to use the thread's message queue for
// any messaging that it might need to perform.
virtual void SetMessageQueue(MessageQueue* queue) {}
// Sleeps until:
// 1) cms milliseconds have elapsed (unless cms == kForever)
// 2) WakeUp() is called
// While sleeping, I/O is performed if process_io is true.
virtual bool Wait(int cms, bool process_io) = 0;
// Causes the current wait (if one is in progress) to wake up.
virtual void WakeUp() = 0;
// A network binder will bind the created sockets to a network.
// It is only used in PhysicalSocketServer.
void set_network_binder(NetworkBinderInterface* binder) {
network_binder_ = binder;
NetworkBinderInterface* network_binder() const { return network_binder_; }
NetworkBinderInterface* network_binder_ = nullptr;
} // namespace rtc