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https://github.com/RGBCube/serenity
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3817f5f619
This is then used to implement the userspace dbgprintf() in a far more efficient way than what we had before. :^)
17 lines
601 B
C++
17 lines
601 B
C++
#include <Kernel/Devices/CharacterDevice.h>
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class DebugLogDevice final : public CharacterDevice {
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public:
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DebugLogDevice();
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virtual ~DebugLogDevice() override;
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static DebugLogDevice& the();
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private:
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// ^CharacterDevice
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virtual ssize_t read(Process&, byte*, ssize_t) override { return 0; }
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virtual ssize_t write(Process&, const byte*, ssize_t) override;
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virtual bool can_write(Process&) const override { return true; }
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virtual bool can_read(Process&) const override { return true; }
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virtual const char* class_name() const override { return "DebugLogDevice"; }
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};
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