LXR linux/tools/usb/usbip/src/usbip

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
   4 *               2005-2007 Takahiro Hirofuchi
   5 */
   6
   7#include "vhci_driver.h"
   8#include "usbip_common.h"
   9
  10static int list_imported_devices(void)
  11{
  12        int i;
  13        struct usbip_imported_device *idev;
  14        int ret;
  15
  16        if (usbip_names_init(USBIDS_FILE))
  17                err("failed to open %s", USBIDS_FILE);
  18
  19        ret = usbip_vhci_driver_open();
  20        if (ret < 0) {
  21                err("open vhci_driver");
  22                goto err_names_free;
  23        }
  24
  25        printf("Imported USB devices\n");
  26        printf("====================\n");
  27
  28        for (i = 0; i < vhci_driver->nports; i++) {
  29                idev = &vhci_driver->idev[i];
  30
  31                if (usbip_vhci_imported_device_dump(idev) < 0)
  32                        goto err_driver_close;
  33        }
  34
  35        usbip_vhci_driver_close();
  36        usbip_names_free();
  37
  38        return ret;
  39
  40err_driver_close:
  41        usbip_vhci_driver_close();
  42err_names_free:
  43        usbip_names_free();
  44        return -1;
  45}
  46
  47int usbip_port_show(__attribute__((unused)) int argc,
  48                    __attribute__((unused)) char *argv[])
  49{
  50        int ret;
  51
  52        ret = list_imported_devices();
  53        if (ret < 0)
  54                err("list imported devices");
  55
  56        return ret;
  57}
  58