tdlight/tdutils/td/utils/port/SocketFd.h

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/port/config.h"
#include "td/utils/port/Fd.h"
#include "td/utils/port/IPAddress.h"
#include "td/utils/Slice.h"
#include "td/utils/Status.h"
namespace td {
class SocketFd {
public:
SocketFd() = default;
SocketFd(const SocketFd &) = delete;
SocketFd &operator=(const SocketFd &) = delete;
SocketFd(SocketFd &&) = default;
SocketFd &operator=(SocketFd &&) = default;
static Result<SocketFd> open(const IPAddress &address) TD_WARN_UNUSED_RESULT;
const Fd &get_fd() const;
Fd &get_fd();
int32 get_flags() const;
Status get_pending_error() TD_WARN_UNUSED_RESULT;
Result<size_t> write(Slice slice) TD_WARN_UNUSED_RESULT;
Result<size_t> read(MutableSlice slice) TD_WARN_UNUSED_RESULT;
void close();
bool empty() const;
private:
Fd fd_;
friend class ServerSocketFd;
Status init(const IPAddress &address) TD_WARN_UNUSED_RESULT;
#if TD_PORT_POSIX
static Result<SocketFd> from_native_fd(int fd);
#endif
#if TD_PORT_WINDOWS
explicit SocketFd(Fd fd) : fd_(std::move(fd)) {
}
#endif
};
} // namespace td