folly/folly/net/NetworkSocket.h

/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <ostream>

#include <folly/net/detail/SocketFileDescriptorMap.h>
#include <folly/portability/Windows.h>

namespace folly {
/**
 * NetworkSocket is just a very thin wrapper around either a file descriptor or
 * a SOCKET depending on platform, along with a couple of helper methods
 * for explicitly converting to/from file descriptors, even on Windows.
 *
 * @struct folly::NetworkSocket
 */
struct NetworkSocket { … };

template <class CharT, class Traits>
inline std::basic_ostream<CharT, Traits>& operator<<(
    std::basic_ostream<CharT, Traits>& os, const NetworkSocket& addr) { … }
} // namespace folly

namespace std {
template <>
struct hash<folly::NetworkSocket> { … };
} // namespace std