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trezor-firmware/legacy/webusb_defs.h
2019-04-15 19:14:58 +02:00

67 lines
2.1 KiB
C

/*
* Copyright (c) 2016, Devan Lai
*
* Permission to use, copy, modify, and/or distribute this software
* for any purpose with or without fee is hereby granted, provided
* that the above copyright notice and this permission notice
* appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef WEBUSB_DEFS_H_INCLUDED
#define WEBUSB_DEFS_H_INCLUDED
#include <stdint.h>
#define WEBUSB_REQ_GET_URL 0x02
#define WEBUSB_DT_DESCRIPTOR_SET_HEADER 0
#define WEBUSB_DT_CONFIGURATION_SUBSET_HEADER 1
#define WEBUSB_DT_FUNCTION_SUBSET_HEADER 2
#define WEBUSB_DT_URL 3
#define WEBUSB_URL_SCHEME_HTTP 0
#define WEBUSB_URL_SCHEME_HTTPS 1
struct webusb_platform_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDevCapabilityType;
uint8_t bReserved;
uint8_t platformCapabilityUUID[16];
uint16_t bcdVersion;
uint8_t bVendorCode;
uint8_t iLandingPage;
} __attribute__((packed));
#define WEBUSB_PLATFORM_DESCRIPTOR_SIZE \
sizeof(struct webusb_platform_descriptor)
// from https://wicg.github.io/webusb/#webusb-platform-capability-descriptor
// see also this (for endianness explanation)
// https://github.com/WICG/webusb/issues/115#issuecomment-352206549
#define WEBUSB_UUID \
{ \
0x38, 0xB6, 0x08, 0x34, 0xA9, 0x09, 0xA0, 0x47, 0x8B, 0xFD, 0xA0, 0x76, \
0x88, 0x15, 0xB6, 0x65 \
}
struct webusb_url_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bScheme;
char URL[];
} __attribute__((packed));
#define WEBUSB_DT_URL_DESCRIPTOR_SIZE 3
#endif