ps2_UsbTranslator.h

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/*
Copyright (C) 2017 Steve Benz <s8878992@hotmail.com>

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
USA
*/
#pragma once

#include "ps2_KeyboardLeds.h"
#include "ps2_KeyboardOutput.h"

namespace ps2 {

    enum class UsbKeyboardLeds {
        none = 0x0,
        numLock = 0x1,
        capsLock = 0x2,
        scrollLock = 0x4,
        all = 0x07,
    };

    struct UsbKeyAction {
        uint8_t hidCode;
        enum {
            KeyUp,
            KeyDown,
            None
        } gesture;
    };

    template <typename Diagnostics = NullDiagnostics>
    class UsbTranslator
    {
    public:
        UsbTranslator();
        UsbTranslator(Diagnostics &diagnostics);

        void reset();

        UsbKeyAction translatePs2Keycode(ps2::KeyboardOutput ps2Scan);
        KeyboardLeds translateLeds(UsbKeyboardLeds usbLeds);

    private:
        bool isSpecial;
        bool isUnmake;
        int pauseKeySequenceIndex;
        Diagnostics *diagnostics;
    };
}

#include "ps2_UsbTranslator.hpp"