ladybird/Kernel/Devices/DebugLogDevice.h
Andreas Kling 1b2ef8582c Kernel: Make File's can_read/can_write take a const FileDescription&
Asking a File if we could possibly read or write it will never mutate
the asking FileDescription&, so it should be const.
2019-11-04 14:03:14 +01:00

17 lines
641 B
C++

#include <Kernel/Devices/CharacterDevice.h>
class DebugLogDevice final : public CharacterDevice {
public:
DebugLogDevice();
virtual ~DebugLogDevice() override;
static DebugLogDevice& the();
private:
// ^CharacterDevice
virtual ssize_t read(FileDescription&, u8*, ssize_t) override { return 0; }
virtual ssize_t write(FileDescription&, const u8*, ssize_t) override;
virtual bool can_write(const FileDescription&) const override { return true; }
virtual bool can_read(const FileDescription&) const override { return true; }
virtual const char* class_name() const override { return "DebugLogDevice"; }
};