2018-08-13 19:15:09 +02:00
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//
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2020-01-01 02:23:48 +01:00
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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2018-08-13 19:15:09 +02:00
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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2018-09-07 02:41:21 +02:00
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2018-08-13 19:15:09 +02:00
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#include "td/utils/port/config.h"
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2018-09-07 02:41:21 +02:00
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#include "td/utils/common.h"
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2018-08-13 19:15:09 +02:00
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#include "td/utils/MovableValue.h"
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2018-09-10 01:08:12 +02:00
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#include "td/utils/Status.h"
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2018-09-10 03:08:15 +02:00
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#include "td/utils/StringBuilder.h"
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2018-09-07 02:41:21 +02:00
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2018-08-13 19:15:09 +02:00
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namespace td {
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2018-09-07 02:41:21 +02:00
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2018-08-13 19:15:09 +02:00
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class NativeFd {
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public:
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#if TD_PORT_POSIX
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2018-09-11 15:27:20 +02:00
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using Fd = int;
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using Socket = int;
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2018-08-13 19:15:09 +02:00
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#elif TD_PORT_WINDOWS
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2018-09-11 15:27:20 +02:00
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using Fd = HANDLE;
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using Socket = SOCKET;
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2018-08-13 19:15:09 +02:00
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#endif
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NativeFd() = default;
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NativeFd(NativeFd &&) = default;
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2019-07-31 11:18:48 +02:00
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NativeFd &operator=(NativeFd &&);
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2018-09-11 15:27:20 +02:00
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explicit NativeFd(Fd fd);
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NativeFd(Fd fd, bool nolog);
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2018-08-13 19:15:09 +02:00
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#if TD_PORT_WINDOWS
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explicit NativeFd(Socket socket);
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#endif
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NativeFd(const NativeFd &) = delete;
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NativeFd &operator=(const NativeFd &) = delete;
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2018-08-13 19:15:09 +02:00
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~NativeFd();
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explicit operator bool() const;
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2018-09-11 15:27:20 +02:00
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static Fd empty_fd();
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Fd fd() const;
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Socket socket() const;
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2018-09-10 01:08:12 +02:00
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Status set_is_blocking(bool is_blocking) const;
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2018-09-10 16:05:12 +02:00
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Status set_is_blocking_unsafe(bool is_blocking) const; // may drop other Fd flags on non-Windows
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2018-09-10 16:47:28 +02:00
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Status duplicate(const NativeFd &to) const;
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void close();
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Fd release();
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2018-08-13 19:15:09 +02:00
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2019-07-31 11:18:48 +02:00
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Status validate() const;
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2018-08-13 19:15:09 +02:00
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private:
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#if TD_PORT_POSIX
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MovableValue<Fd, -1> fd_;
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#elif TD_PORT_WINDOWS
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MovableValue<Fd, INVALID_HANDLE_VALUE> fd_;
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bool is_socket_{false};
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#endif
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};
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StringBuilder &operator<<(StringBuilder &sb, const NativeFd &fd);
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2018-09-07 02:41:21 +02:00
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2018-08-13 19:15:09 +02:00
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} // namespace td
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