chromium/base/sync_socket.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_SYNC_SOCKET_H_
#define BASE_SYNC_SOCKET_H_

// A socket abstraction used for sending and receiving plain
// data.  Because the receiving is blocking, they can be used to perform
// rudimentary cross-process synchronization with low latency.

#include <stddef.h>

#include "base/base_export.h"
#include "base/containers/span.h"
#include "base/files/platform_file.h"
#include "base/synchronization/waitable_event.h"
#include "base/time/time.h"
#include "build/build_config.h"

#if BUILDFLAG(IS_WIN)
#include <windows.h>
#endif
#include <sys/types.h>

namespace base {

class BASE_EXPORT SyncSocket { … };

// Derives from SyncSocket and adds support for shutting down the socket from
// another thread while a blocking Receive or Send is being done from the
// thread that owns the socket.
class BASE_EXPORT CancelableSyncSocket : public SyncSocket { … };

}  // namespace base

#endif  // BASE_SYNC_SOCKET_H_