restore USB functionality with altered implementation

inc/libusbwrap/LibUsbTypes.hpp

@@ -0,0 +1,22 @@
+#pragma once
+
+#include "libusb.h"
+
+namespace libusbwrap {
+enum class Error {
+    SUCCESS       = LIBUSB_SUCCESS,
+    IO            = LIBUSB_ERROR_IO,
+    INVALID_PARAM = LIBUSB_ERROR_INVALID_PARAM,
+    ACCESS        = LIBUSB_ERROR_ACCESS,
+    NO_DEVICE     = LIBUSB_ERROR_NO_DEVICE,
+    NOT_FOUND     = LIBUSB_ERROR_NOT_FOUND,
+    BUSY          = LIBUSB_ERROR_BUSY,
+    TIMEOUT       = LIBUSB_ERROR_TIMEOUT,
+    OVERFLOW      = LIBUSB_ERROR_OVERFLOW,
+    PIPE          = LIBUSB_ERROR_PIPE,
+    INTERRUPTED   = LIBUSB_ERROR_INTERRUPTED,
+    NO_MEM        = LIBUSB_ERROR_NO_MEM,
+    NOT_SUPPORTED = LIBUSB_ERROR_NOT_SUPPORTED,
+    OTHER         = LIBUSB_ERROR_OTHER
+};
+}

inc/libusbwrap/UsbDeviceFactory.hpp

@@ -0,0 +1,34 @@
+#pragma once
+
+#include "libusbwrap/interface/IUsbDeviceFactory.hpp"
+
+namespace libusbwrap {
+class UsbDeviceFactory : public IUsbDeviceFactory {
+   public:
+    UsbDeviceFactory();
+    ~UsbDeviceFactory();
+    bool init();
+    /**
+     * @brief Gets all devices that are detected by libusb. Will allocate a shared_ptr for each Device
+     * 
+     * @return std::vector<std::shared_ptr<IUsbDevice>> Vector of all detected USB devices
+     */
+    std::vector<std::shared_ptr<IUsbDevice>> findAllDevices() override;
+    /**
+     * @brief Gets all devices with certain vid/pid combination. 
+     *        If only one device of certain type is connected, vector is usually only one element
+     * 
+     * @param vid VendorId of the devices to find
+     * @param pid ProductId of the devices to find
+     * @return std::vector<std::shared_ptr<IUsbDevice>> Vector of detected USB devices based on vid/pid
+     */
+    std::vector<std::shared_ptr<IUsbDevice>> findDevices(uint16_t vid, uint16_t pid) override;
+
+   private:
+    // methods
+    int refreshDeviceList();
+    // members
+    libusb_context* mLibusbCtx{nullptr};
+    libusb_device** mLibusbDeviceList;
+};
+}  // namespace libusbwrap

inc/libusbwrap/interface/IUsbDevice.hpp

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <sys/types.h>
+
+#include <cstdint>
+
+#include "libusb.h"
+#include "libusbwrap/LibUsbTypes.hpp"
+
+namespace libusbwrap {
+namespace device {
+enum class Speed {
+    UNKNOWN    = LIBUSB_SPEED_UNKNOWN,
+    LOW        = LIBUSB_SPEED_LOW,
+    FULL       = LIBUSB_SPEED_FULL,
+    HIGH       = LIBUSB_SPEED_HIGH,
+    SUPER      = LIBUSB_SPEED_SUPER,
+    SUPER_PLUS = LIBUSB_SPEED_SUPER_PLUS
+};
+}  // namespace device
+
+class IUsbDevice {
+   public:
+    virtual Error open() = 0;
+    virtual void close() = 0;
+
+    // getters
+    virtual uint16_t getVid()        = 0;
+    virtual uint16_t getPid()        = 0;
+    virtual device::Speed getSpeed() = 0;
+    virtual uint8_t getBusNumber()   = 0;
+    virtual uint8_t getPortNumber()  = 0;
+};
+}  // namespace libusbwrap

inc/libusbwrap/interface/IUsbDeviceFactory.hpp

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <cstdint>
+#include <memory>
+#include <vector>
+
+#include "libusbwrap/interface/IUsbDevice.hpp"
+
+namespace libusbwrap {
+class IUsbDeviceFactory {
+   public:
+    virtual std::vector<std::shared_ptr<IUsbDevice>> findAllDevices()                        = 0;
+    virtual std::vector<std::shared_ptr<IUsbDevice>> findDevices(uint16_t vid, uint16_t pid) = 0;
+};
+}  // namespace libusbwrap