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Kernel: Use KResultOr<size_t> throughout the TTY subsystem
Previously the VirtualConsole::on_tty_write() method would return an incorrect value when an error had occurred. This prompted me to update the TTY subsystem to use KResultOr<size_t> everywhere.
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9 changed files with 29 additions and 29 deletions
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@ -17,7 +17,7 @@ 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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void on_master_write(const UserOrKernelBuffer&, size_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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@ -27,7 +27,7 @@ public:
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private:
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// ^TTY
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virtual String const& tty_name() const override;
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virtual ssize_t on_tty_write(const UserOrKernelBuffer&, ssize_t) override;
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virtual KResultOr<size_t> on_tty_write(const UserOrKernelBuffer&, size_t) override;
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virtual void echo(u8) override;
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// ^CharacterDevice
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