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5fd54ace | 1 | // SPDX-License-Identifier: GPL-2.0 |
c40a2c88 ON |
2 | /* |
3 | * USB CDC common helpers | |
4 | * | |
5 | * Copyright (c) 2015 Oliver Neukum <oneukum@suse.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * version 2 as published by the Free Software Foundation. | |
10 | */ | |
b84ee0d7 SR |
11 | #ifndef __LINUX_USB_CDC_H |
12 | #define __LINUX_USB_CDC_H | |
c40a2c88 ON |
13 | |
14 | #include <uapi/linux/usb/cdc.h> | |
15 | ||
16 | /* | |
17 | * inofficial magic numbers | |
18 | */ | |
19 | ||
20 | #define CDC_PHONET_MAGIC_NUMBER 0xAB | |
21 | ||
22 | /* | |
23 | * parsing CDC headers | |
24 | */ | |
25 | ||
26 | struct usb_cdc_parsed_header { | |
27 | struct usb_cdc_union_desc *usb_cdc_union_desc; | |
28 | struct usb_cdc_header_desc *usb_cdc_header_desc; | |
29 | ||
30 | struct usb_cdc_call_mgmt_descriptor *usb_cdc_call_mgmt_descriptor; | |
31 | struct usb_cdc_acm_descriptor *usb_cdc_acm_descriptor; | |
32 | struct usb_cdc_country_functional_desc *usb_cdc_country_functional_desc; | |
33 | struct usb_cdc_network_terminal_desc *usb_cdc_network_terminal_desc; | |
34 | struct usb_cdc_ether_desc *usb_cdc_ether_desc; | |
35 | struct usb_cdc_dmm_desc *usb_cdc_dmm_desc; | |
36 | struct usb_cdc_mdlm_desc *usb_cdc_mdlm_desc; | |
37 | struct usb_cdc_mdlm_detail_desc *usb_cdc_mdlm_detail_desc; | |
38 | struct usb_cdc_obex_desc *usb_cdc_obex_desc; | |
39 | struct usb_cdc_ncm_desc *usb_cdc_ncm_desc; | |
40 | struct usb_cdc_mbim_desc *usb_cdc_mbim_desc; | |
41 | struct usb_cdc_mbim_extended_desc *usb_cdc_mbim_extended_desc; | |
42 | ||
43 | bool phonet_magic_present; | |
44 | }; | |
45 | ||
ad1e7b97 | 46 | struct usb_interface; |
c40a2c88 ON |
47 | int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr, |
48 | struct usb_interface *intf, | |
49 | u8 *buffer, | |
50 | int buflen); | |
b84ee0d7 SR |
51 | |
52 | #endif /* __LINUX_USB_CDC_H */ |