Quelle  usbip_host_driver.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
 *               2005-2007 Takahiro Hirofuchi
 * Copyright (C) 2015-2016 Samsung Electronics
 *               Igor Kotrasinski <i.kotrasinsk@samsung.com>
 *               Krzysztof Opasiak <k.opasiak@samsung.com>
 */

#include <unistd.h>
#include <libudev.h>

#include "usbip_host_common.h"
#include "usbip_host_driver.h"

#undef  PROGNAME
#define PROGNAME "libusbip"

static int is_my_device(struct udev_device *dev)
{
 const char *driver;

 driver = udev_device_get_driver(dev);
 return driver != NULL && !strcmp(driver, USBIP_HOST_DRV_NAME);
}

static int usbip_host_driver_open(struct usbip_host_driver *hdriver)
{
 int ret;

 hdriver->ndevs = 0;
 INIT_LIST_HEAD(&hdriver->edev_list);

 ret = usbip_generic_driver_open(hdriver);
 if (ret)
  err("please load " USBIP_CORE_MOD_NAME ".ko and "
      USBIP_HOST_DRV_NAME ".ko!");
 return ret;
}

struct usbip_host_driver host_driver = {
 .edev_list = LIST_HEAD_INIT(host_driver.edev_list),
 .udev_subsystem = "usb",
 .ops = {
  .open = usbip_host_driver_open,
  .close = usbip_generic_driver_close,
  .refresh_device_list = usbip_generic_refresh_device_list,
  .get_device = usbip_generic_get_device,
  .read_device = read_usb_device,
  .read_interface = read_usb_interface,
  .is_my_device = is_my_device,
 },
};