tools/usb/usbip/src/usbip_port.c

   1 /*
   2  * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
   3  *               2005-2007 Takahiro Hirofuchi
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include "vhci_driver.h"
  17 #include "usbip_common.h"
  18
  19 static int list_imported_devices(void)
  20 {
  21         int i;
  22         struct usbip_imported_device *idev;
  23         int ret;
  24
  25         if (usbip_names_init(USBIDS_FILE))
  26                 err("failed to open %s", USBIDS_FILE);
  27
  28         ret = usbip_vhci_driver_open();
  29         if (ret < 0) {
  30                 err("open vhci_driver");
  31                 goto err_names_free;
  32         }
  33
  34         printf("Imported USB devices\n");
  35         printf("====================\n");
  36
  37         for (i = 0; i < vhci_driver->nports; i++) {
  38                 idev = &vhci_driver->idev[i];
  39
  40                 if (usbip_vhci_imported_device_dump(idev) < 0)
  41                         goto err_driver_close;
  42         }
  43
  44         usbip_vhci_driver_close();
  45         usbip_names_free();
  46
  47         return ret;
  48
  49 err_driver_close:
  50         usbip_vhci_driver_close();
  51 err_names_free:
  52         usbip_names_free();
  53         return -1;
  54 }
  55
  56 int usbip_port_show(__attribute__((unused)) int argc,
  57                     __attribute__((unused)) char *argv[])
  58 {
  59         int ret;
  60
  61         ret = list_imported_devices();
  62         if (ret < 0)
  63                 err("list imported devices");
  64
  65         return ret;
  66 }