mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
80 lines
2 KiB
C++
80 lines
2 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2019 Telegram Systems LLP
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*/
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#pragma once
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#include "td/utils/port/config.h"
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#include "td/utils/common.h"
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#include "td/utils/MovableValue.h"
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#include "td/utils/Status.h"
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#include "td/utils/StringBuilder.h"
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namespace td {
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class NativeFd {
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public:
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#if TD_PORT_POSIX
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using Fd = int;
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using Socket = int;
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#elif TD_PORT_WINDOWS
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using Fd = HANDLE;
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using Socket = SOCKET;
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#endif
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NativeFd() = default;
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NativeFd(NativeFd &&) = default;
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NativeFd &operator=(NativeFd &&);
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explicit NativeFd(Fd fd);
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NativeFd(Fd fd, bool nolog);
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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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~NativeFd();
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explicit operator bool() const;
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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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Status set_is_blocking(bool is_blocking) const;
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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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Status duplicate(const NativeFd &to) const;
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void close();
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Fd release();
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Status validate() const;
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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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} // namespace td
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