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08cd75ac4b
After reading a bunch of POSIX specs, I've learned that a file descriptor is the number that refers to a file description, not the description itself. So this patch renames FileDescriptor to FileDescription, and Process now has FileDescription* file_description(int fd).
20 lines
603 B
C++
20 lines
603 B
C++
#pragma once
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#include "CharacterDevice.h"
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class NullDevice final : public CharacterDevice {
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AK_MAKE_ETERNAL
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public:
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NullDevice();
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virtual ~NullDevice() override;
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static NullDevice& the();
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private:
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// ^CharacterDevice
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virtual ssize_t read(FileDescription&, byte*, ssize_t) override;
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virtual ssize_t write(FileDescription&, const byte*, ssize_t) override;
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virtual bool can_write(FileDescription&) const override { return true; }
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virtual bool can_read(FileDescription&) const override;
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virtual const char* class_name() const override { return "NullDevice"; }
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};
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