xslibusb.h

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          https://www.mrpt.org/                         |
   |                                                                        |
   | Copyright (c) 2005-2019, Individual contributors, see AUTHORS file     |
   | See: https://www.mrpt.org/Authors - All rights reserved.               |
   | Released under BSD License. See: https://www.mrpt.org/License          |
   +------------------------------------------------------------------------+ */
#ifndef XSLIBUSB
#define XSLIBUSB

#include <libusb-1.0/libusb.h>

struct XsLibraryLoader;

typedef int libUSB_init(libusb_context** ctx);
typedef void libUSB_exit(libusb_context* ctx);
typedef int libUSB_open(libusb_device* dev, libusb_device_handle** handle);
typedef void libUSB_close(libusb_device_handle* dev_handle);
typedef int libUSB_kernel_driver_active(
    libusb_device_handle* dev, int interface_number);
typedef int libUSB_attach_kernel_driver(
    libusb_device_handle* dev, int interface_number);
typedef int libUSB_detach_kernel_driver(
    libusb_device_handle* dev, int interface_number);
typedef libusb_device* libUSB_ref_device(libusb_device* dev);
typedef void libUSB_unref_device(libusb_device* dev);
typedef int libUSB_claim_interface(
    libusb_device_handle* dev, int interface_number);
typedef int libUSB_release_interface(
    libusb_device_handle* dev, int interface_number);
typedef int libUSB_get_active_config_descriptor(
    libusb_device* dev, struct libusb_config_descriptor** config);
typedef void libUSB_free_config_descriptor(
    struct libusb_config_descriptor* config);
typedef uint8_t libUSB_get_bus_number(libusb_device* dev);
typedef libusb_device* libUSB_get_device(libusb_device_handle* dev_handle);
typedef uint8_t libUSB_get_device_address(libusb_device* dev);
typedef int libUSB_get_device_descriptor(
    libusb_device* dev, struct libusb_device_descriptor* desc);
typedef ssize_t libUSB_get_device_list(
    libusb_context* ctx, libusb_device*** list);
typedef void libUSB_free_device_list(libusb_device** list, int unref_devices);
typedef int libUSB_get_string_descriptor_ascii(
    libusb_device_handle* dev, uint8_t desc_index, unsigned char* data,
    int length);
typedef int libUSB_bulk_transfer(
    libusb_device_handle* dev_handle, unsigned char endpoint,
    unsigned char* data, int length, int* actual_length, unsigned int timeout);
typedef void libUSB_set_debug(libusb_context* ctx, int level);

class XsLibUsb
{
   public:
    XsLibUsb(void);
    ~XsLibUsb(void);

    libUSB_init init;
    libUSB_exit exit;
    libUSB_open open;
    libUSB_close close;
    libUSB_kernel_driver_active kernel_driver_active;
    libUSB_attach_kernel_driver attach_kernel_driver;
    libUSB_detach_kernel_driver detach_kernel_driver;
    libUSB_ref_device ref_device;
    libUSB_unref_device unref_device;
    libUSB_claim_interface claim_interface;
    libUSB_release_interface release_interface;
    libUSB_get_active_config_descriptor get_active_config_descriptor;
    libUSB_free_config_descriptor free_config_descriptor;
    libUSB_get_bus_number get_bus_number;
    libUSB_get_device get_device;
    libUSB_get_device_address get_device_address;
    libUSB_get_device_descriptor get_device_descriptor;
    libUSB_get_device_list get_device_list;
    libUSB_free_device_list free_device_list;
    libUSB_get_string_descriptor_ascii get_string_descriptor_ascii;
    libUSB_bulk_transfer bulk_transfer;
    libUSB_set_debug set_debug;

   private:
    typedef struct _LIBUSB_API
    {
        libUSB_init(*init);
        libUSB_exit(*exit);
        libUSB_open(*open);
        libUSB_close(*close);
        libUSB_kernel_driver_active(*kernel_driver_active);
        libUSB_attach_kernel_driver(*attach_kernel_driver);
        libUSB_detach_kernel_driver(*detach_kernel_driver);
        libUSB_ref_device(*ref_device);
        libUSB_unref_device(*unref_device);
        libUSB_claim_interface(*claim_interface);
        libUSB_release_interface(*release_interface);
        libUSB_get_active_config_descriptor(*get_active_config_descriptor);
        libUSB_free_config_descriptor(*free_config_descriptor);
        libUSB_get_bus_number(*get_bus_number);
        libUSB_get_device(*get_device);
        libUSB_get_device_address(*get_device_address);
        libUSB_get_device_descriptor(*get_device_descriptor);
        libUSB_get_device_list(*get_device_list);
        libUSB_free_device_list(*free_device_list);
        libUSB_get_string_descriptor_ascii(*get_string_descriptor_ascii);
        libUSB_bulk_transfer(*bulk_transfer);
        libUSB_set_debug(*set_debug);
    } LIBUSB_API;

    LIBUSB_API m_libUsb;
    XsLibraryLoader* m_libraryLoader;

    void initLibrary();
};

#endif  // file guard