USBWrapper.h

class USBLib
{
    // Some form of singelton that is used to initialize library.
    public:
        static std::shared_ptr<USBLib> getContext()
        {
            static std::shared_ptr<USBLIB>  context;
            return context;
        }
};


class USBDevice
{
    // A USB device
    public:
        USBDevice();
        USBDevice(USBDevice const&);
        USBDevice(USBDevice&&);
        ~USBDevice();
        
        USBDevice& operator=(USBDevice const&);
        USBDevice& operator=(USBDevice&&);
        
        void setReaderAction(Action);
        void setWriterACtion(Action);
        
        // You could add these
        // But I would try and avoid it.
        // You should try and define the operations that happen on the device at a higher level.
        // Privately the object will call these.
        uint8_t 	getBusNumber ()
        uint8_t 	getPortNumber ()
        int 	    getPortPath (uint8_t *port_numbers, uint8_t port_numbers_len)
        USBDevice getParent ()
        uint8_t 	getDeviceAddress ()
        int 	    getDeviceSpeed ()
        int 	    getMaxPacketSize (unsigned char endpoint)
        int 	    getMaxIsoPacketSize (unsigned char endpoint)
        int 	    getConfiguration ()
        void 	    setConfiguration (int configuration)
        int 	    setInterfaceAltSetting (lint interface_number, int alternate_setting)
};

class USBDeviceList
{
    
    // A List of USB Devices
    public:
        USBDeviceList();
        USBDeviceList(USBDeviceList const&);
        USBDeviceList(USBDeviceList&&);
        ~USBDeviceList();
        
        USBDeviceList& operator=(USBDeviceList const&);
        USBDeviceList& operaotr=(USBDeviceList&&);
        
        std::size_t size()  const;
        bool        empty() const;
        
        USBDevice&       operator[](std::size_t index);
        USBDevice const& operator[](std::size_t index) const;
        
        iterator       begin();
        const_iterator begin()  const;
        const_iterator cbegin() const;
        
        iterator       end();
        const_iterator end()    const;
        const_iterator cend()   const;
        
        bool operator==(USBDeviceList const&) const;
        bool operator!=(USBDeviceList const&) const;
        
        void swap(USBDeviceList&);
        friend void swap(USBDeviceList&, USBDeviceList&);

};

class USBAction
{
    // An Event handler for an action that happens on a USB device.
};