tools/usb/usbip/src/usbip_port.c

   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
  10 static 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
  40 err_driver_close:
  41         usbip_vhci_driver_close();
  42 err_names_free:
  43         usbip_names_free();
  44         return -1;
  45 }
  46
  47 int 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 }