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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2026
//
// 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/buffer.h"
#include "td/utils/common.h"
#include "td/utils/port/detail/PollableFd.h"
#include "td/utils/port/FileFd.h"
#include "td/utils/Status.h"
#include <limits>
#include <memory>
namespace td {
FileFd &Stdin();
FileFd &Stdout();
FileFd &Stderr();
namespace detail {
class BufferedStdinImpl;
class BufferedStdinImplDeleter {
public:
void operator()(BufferedStdinImpl *impl);
};
} // namespace detail
class BufferedStdin {
public:
BufferedStdin();
BufferedStdin(const BufferedStdin &) = delete;
BufferedStdin &operator=(const BufferedStdin &) = delete;
BufferedStdin(BufferedStdin &&) noexcept;
BufferedStdin &operator=(BufferedStdin &&) noexcept;
~BufferedStdin();
ChainBufferReader &input_buffer();
PollableFdInfo &get_poll_info();
const PollableFdInfo &get_poll_info() const;
Result<size_t> flush_read(size_t max_read = std::numeric_limits<size_t>::max()) TD_WARN_UNUSED_RESULT;
private:
std::unique_ptr<detail::BufferedStdinImpl, detail::BufferedStdinImplDeleter> impl_;
};
} // namespace td
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