LXR linux/include/linux/usb/cdc.h

   1/*
   2 * USB CDC common helpers
   3 *
   4 * Copyright (c) 2015 Oliver Neukum <oneukum@suse.com>
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * version 2 as published by the Free Software Foundation.
   9 */
  10#ifndef __LINUX_USB_CDC_H
  11#define __LINUX_USB_CDC_H
  12
  13#include <uapi/linux/usb/cdc.h>
  14
  15/*
  16 * inofficial magic numbers
  17 */
  18
  19#define CDC_PHONET_MAGIC_NUMBER         0xAB
  20
  21/*
  22 * parsing CDC headers
  23 */
  24
  25struct usb_cdc_parsed_header {
  26        struct usb_cdc_union_desc *usb_cdc_union_desc;
  27        struct usb_cdc_header_desc *usb_cdc_header_desc;
  28
  29        struct usb_cdc_call_mgmt_descriptor *usb_cdc_call_mgmt_descriptor;
  30        struct usb_cdc_acm_descriptor *usb_cdc_acm_descriptor;
  31        struct usb_cdc_country_functional_desc *usb_cdc_country_functional_desc;
  32        struct usb_cdc_network_terminal_desc *usb_cdc_network_terminal_desc;
  33        struct usb_cdc_ether_desc *usb_cdc_ether_desc;
  34        struct usb_cdc_dmm_desc *usb_cdc_dmm_desc;
  35        struct usb_cdc_mdlm_desc *usb_cdc_mdlm_desc;
  36        struct usb_cdc_mdlm_detail_desc *usb_cdc_mdlm_detail_desc;
  37        struct usb_cdc_obex_desc *usb_cdc_obex_desc;
  38        struct usb_cdc_ncm_desc *usb_cdc_ncm_desc;
  39        struct usb_cdc_mbim_desc *usb_cdc_mbim_desc;
  40        struct usb_cdc_mbim_extended_desc *usb_cdc_mbim_extended_desc;
  41
  42        bool phonet_magic_present;
  43};
  44
  45struct usb_interface;
  46int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr,
  47                                struct usb_interface *intf,
  48                                u8 *buffer,
  49                                int buflen);
  50
  51#endif /* __LINUX_USB_CDC_H */
  52