Repo created

TMessagesProj/jni/voip/webrtc/rtc_base/socket_server.h

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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.
+ */
+
+#ifndef RTC_BASE_SOCKET_SERVER_H_
+#define RTC_BASE_SOCKET_SERVER_H_
+
+#include <memory>
+
+#include "api/units/time_delta.h"
+#include "rtc_base/event.h"
+#include "rtc_base/socket_factory.h"
+
+namespace rtc {
+
+class Thread;
+// Needs to be forward declared because there's a circular dependency between
+// NetworkMonitor and Thread.
+// TODO(deadbeef): Fix this.
+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 {
+ public:
+  static constexpr webrtc::TimeDelta kForever = rtc::Event::kForever;
+
+  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. It is also called with a null
+  // argument before the thread is destroyed.
+  virtual void SetMessageQueue(Thread* queue) {}
+
+  // Sleeps until:
+  //  1) `max_wait_duration` has elapsed (unless `max_wait_duration` ==
+  //  `kForever`)
+  // 2) WakeUp() is called
+  // While sleeping, I/O is performed if process_io is true.
+  virtual bool Wait(webrtc::TimeDelta max_wait_duration, 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_; }
+
+ private:
+  NetworkBinderInterface* network_binder_ = nullptr;
+};
+
+}  // namespace rtc
+
+#endif  // RTC_BASE_SOCKET_SERVER_H_