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SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/FileSystem/InodeIdentifier.h>
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#include <Kernel/TTY/TTY.h>
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namespace Kernel {
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class MasterPTY;
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class SlavePTY final : public TTY {
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public:
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virtual ~SlavePTY() override;
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void on_master_write(const UserOrKernelBuffer&, ssize_t);
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unsigned index() const { return m_index; }
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time_t time_of_last_write() const { return m_time_of_last_write; }
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virtual FileBlockCondition& block_condition() override;
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private:
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// ^TTY
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virtual String tty_name() const override;
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virtual ssize_t on_tty_write(const UserOrKernelBuffer&, ssize_t) override;
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virtual void echo(u8) override;
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// ^CharacterDevice
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virtual bool can_read(const FileDescription&, size_t) const override;
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virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
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virtual bool can_write(const FileDescription&, size_t) const override;
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virtual const char* class_name() const override { return "SlavePTY"; }
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virtual KResult close() override;
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// ^Device
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virtual String device_name() const override;
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friend class MasterPTY;
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SlavePTY(MasterPTY&, unsigned index);
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RefPtr<MasterPTY> m_master;
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time_t m_time_of_last_write { 0 };
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unsigned m_index { 0 };
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String m_tty_name;
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};
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}
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