mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 06:48:16 +00:00
b20336e82d
This reverts the following range of commits: 68168393b9ea61328f4bb43bc3059ab32c4be2e9..ab76828e16b552c82f468e5d89f1af0645258995 Revert "update usb descriptors" This reverts commitab76828e16. Revert "trezorhal: reply with winusb guid just for the main interface (0)" This reverts commit6acfc5d1b3. Revert "winusb: fix WINUSB_EXTRA_STRING" This reverts commit966d8cb4ce. Revert "winusb: cleanup DeviceInterfaceGUIDs usage" This reverts commit56c5a46095. Revert "make winusb_string_descriptor const" This reverts commit132cc4b474. Revert "webusb: remove unused constants" This reverts commit38b4d507bc. Revert "bootloader: remove debug" This reverts commit56d3cbe2e9. Revert "Bootloader - Switch from HID to WebUSB" This reverts commita22abfe90b. Revert "Switch from HID to WebUSB" This reverts commitcb067bd14c. Revert "Add WinUSB, WebUSB, USB2.1 to build" This reverts commit05e218bcb8. Revert "Add WebUSB descriptors" This reverts commita062127cef. Revert "Add WinUSB (WebUSB preparation)" This reverts commite6981e85cd.
455 lines
13 KiB
C
455 lines
13 KiB
C
/*
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* This file is part of the TREZOR project, https://trezor.io/
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*
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* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libopencm3/usb/usbd.h>
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#include <libopencm3/usb/hid.h>
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#include "trezor.h"
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#include "usb.h"
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#include "debug.h"
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#include "messages.h"
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#include "u2f.h"
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#include "storage.h"
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#include "util.h"
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#include "timer.h"
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#define USB_INTERFACE_INDEX_MAIN 0
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#if DEBUG_LINK
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#define USB_INTERFACE_INDEX_DEBUG 1
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#define USB_INTERFACE_INDEX_U2F 2
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#else
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#define USB_INTERFACE_INDEX_U2F 1
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#endif
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#define ENDPOINT_ADDRESS_IN (0x81)
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#define ENDPOINT_ADDRESS_OUT (0x01)
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#define ENDPOINT_ADDRESS_DEBUG_IN (0x82)
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#define ENDPOINT_ADDRESS_DEBUG_OUT (0x02)
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#define ENDPOINT_ADDRESS_U2F_IN (0x83)
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#define ENDPOINT_ADDRESS_U2F_OUT (0x03)
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#define USB_STRINGS \
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X(MANUFACTURER, "SatoshiLabs") \
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X(PRODUCT, "TREZOR") \
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X(SERIAL_NUMBER, storage_uuid_str) \
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X(INTERFACE_MAIN, "TREZOR Interface") \
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X(INTERFACE_DEBUG, "TREZOR Debug Link Interface") \
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X(INTERFACE_U2F, "U2F Interface")
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#define X(name, value) USB_STRING_##name,
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enum {
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USB_STRING_LANGID_CODES, // LANGID code array
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USB_STRINGS
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};
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#undef X
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#define X(name, value) value,
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static const char *usb_strings[] = {
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USB_STRINGS
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};
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#undef X
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static const struct usb_device_descriptor dev_descr = {
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.bLength = USB_DT_DEVICE_SIZE,
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.bDescriptorType = USB_DT_DEVICE,
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.bcdUSB = 0x0200,
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.bDeviceClass = 0,
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.bDeviceSubClass = 0,
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.bDeviceProtocol = 0,
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.bMaxPacketSize0 = 64,
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.idVendor = 0x534c,
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.idProduct = 0x0001,
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.bcdDevice = 0x0100,
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.iManufacturer = USB_STRING_MANUFACTURER,
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.iProduct = USB_STRING_PRODUCT,
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.iSerialNumber = USB_STRING_SERIAL_NUMBER,
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.bNumConfigurations = 1,
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};
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static const uint8_t hid_report_descriptor[] = {
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0x06, 0x00, 0xff, // USAGE_PAGE (Vendor Defined)
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0x09, 0x01, // USAGE (1)
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0xa1, 0x01, // COLLECTION (Application)
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0x09, 0x20, // USAGE (Input Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x81, 0x02, // INPUT (Data,Var,Abs)
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0x09, 0x21, // USAGE (Output Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x91, 0x02, // OUTPUT (Data,Var,Abs)
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0xc0 // END_COLLECTION
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};
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#if DEBUG_LINK
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static const uint8_t hid_report_descriptor_debug[] = {
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0x06, 0x01, 0xff, // USAGE_PAGE (Vendor Defined)
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0x09, 0x01, // USAGE (1)
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0xa1, 0x01, // COLLECTION (Application)
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0x09, 0x20, // USAGE (Input Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x81, 0x02, // INPUT (Data,Var,Abs)
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0x09, 0x21, // USAGE (Output Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x91, 0x02, // OUTPUT (Data,Var,Abs)
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0xc0 // END_COLLECTION
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};
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#endif
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static const uint8_t hid_report_descriptor_u2f[] = {
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0x06, 0xd0, 0xf1, // USAGE_PAGE (FIDO Alliance)
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0x09, 0x01, // USAGE (U2F HID Authenticator Device)
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0xa1, 0x01, // COLLECTION (Application)
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0x09, 0x20, // USAGE (Input Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x81, 0x02, // INPUT (Data,Var,Abs)
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0x09, 0x21, // USAGE (Output Report Data)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (255)
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0x75, 0x08, // REPORT_SIZE (8)
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0x95, 0x40, // REPORT_COUNT (64)
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0x91, 0x02, // OUTPUT (Data,Var,Abs)
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0xc0 // END_COLLECTION
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};
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static const struct {
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struct usb_hid_descriptor hid_descriptor;
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struct {
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uint8_t bReportDescriptorType;
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uint16_t wDescriptorLength;
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} __attribute__((packed)) hid_report;
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} __attribute__((packed)) hid_function = {
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.hid_descriptor = {
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.bLength = sizeof(hid_function),
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.bDescriptorType = USB_DT_HID,
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.bcdHID = 0x0111,
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.bCountryCode = 0,
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.bNumDescriptors = 1,
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},
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.hid_report = {
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.bReportDescriptorType = USB_DT_REPORT,
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.wDescriptorLength = sizeof(hid_report_descriptor),
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}
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};
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static const struct {
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struct usb_hid_descriptor hid_descriptor_u2f;
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struct {
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uint8_t bReportDescriptorType;
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uint16_t wDescriptorLength;
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} __attribute__((packed)) hid_report_u2f;
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} __attribute__((packed)) hid_function_u2f = {
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.hid_descriptor_u2f = {
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.bLength = sizeof(hid_function_u2f),
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.bDescriptorType = USB_DT_HID,
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.bcdHID = 0x0111,
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.bCountryCode = 0,
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.bNumDescriptors = 1,
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},
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.hid_report_u2f = {
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.bReportDescriptorType = USB_DT_REPORT,
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.wDescriptorLength = sizeof(hid_report_descriptor_u2f),
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}
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};
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static const struct usb_endpoint_descriptor hid_endpoints[2] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 1,
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}, {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_OUT,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 1,
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}};
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static const struct usb_interface_descriptor hid_iface[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = USB_INTERFACE_INDEX_MAIN,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0,
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.bInterfaceProtocol = 0,
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.iInterface = USB_STRING_INTERFACE_MAIN,
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.endpoint = hid_endpoints,
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.extra = &hid_function,
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.extralen = sizeof(hid_function),
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}};
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static const struct usb_endpoint_descriptor hid_endpoints_u2f[2] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_U2F_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 2,
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}, {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_U2F_OUT,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 2,
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}};
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static const struct usb_interface_descriptor hid_iface_u2f[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = USB_INTERFACE_INDEX_U2F,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0,
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.bInterfaceProtocol = 0,
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.iInterface = USB_STRING_INTERFACE_U2F,
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.endpoint = hid_endpoints_u2f,
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.extra = &hid_function_u2f,
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.extralen = sizeof(hid_function_u2f),
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}};
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#if DEBUG_LINK
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static const struct usb_endpoint_descriptor hid_endpoints_debug[2] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_DEBUG_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 1,
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}, {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = ENDPOINT_ADDRESS_DEBUG_OUT,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 64,
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.bInterval = 1,
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}};
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static const struct usb_interface_descriptor hid_iface_debug[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = USB_INTERFACE_INDEX_DEBUG,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0,
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.bInterfaceProtocol = 0,
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.iInterface = USB_STRING_INTERFACE_DEBUG,
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.endpoint = hid_endpoints_debug,
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.extra = &hid_function,
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.extralen = sizeof(hid_function),
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}};
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#endif
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static const struct usb_interface ifaces[] = {{
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.num_altsetting = 1,
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.altsetting = hid_iface,
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#if DEBUG_LINK
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}, {
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.num_altsetting = 1,
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.altsetting = hid_iface_debug,
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#endif
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}, {
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.num_altsetting = 1,
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.altsetting = hid_iface_u2f,
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}};
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static const struct usb_config_descriptor config = {
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.bLength = USB_DT_CONFIGURATION_SIZE,
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.bDescriptorType = USB_DT_CONFIGURATION,
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.wTotalLength = 0,
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#if DEBUG_LINK
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.bNumInterfaces = 3,
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#else
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.bNumInterfaces = 2,
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#endif
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.bConfigurationValue = 1,
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.iConfiguration = 0,
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.bmAttributes = 0x80,
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.bMaxPower = 0x32,
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.interface = ifaces,
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};
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static int hid_control_request(usbd_device *dev, struct usb_setup_data *req, uint8_t **buf, uint16_t *len, usbd_control_complete_callback *complete)
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{
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(void)complete;
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(void)dev;
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if ((req->bmRequestType != 0x81) ||
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(req->bRequest != USB_REQ_GET_DESCRIPTOR) ||
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(req->wValue != 0x2200))
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return 0;
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if (req->wIndex == USB_INTERFACE_INDEX_U2F) {
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debugLog(0, "", "hid_control_request u2f");
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*buf = (uint8_t *)hid_report_descriptor_u2f;
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*len = sizeof(hid_report_descriptor_u2f);
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return 1;
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}
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#if DEBUG_LINK
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if (req->wIndex == USB_INTERFACE_INDEX_DEBUG) {
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debugLog(0, "", "hid_control_request debug");
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*buf = (uint8_t *)hid_report_descriptor_debug;
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*len = sizeof(hid_report_descriptor_debug);
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return 1;
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}
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#endif
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debugLog(0, "", "hid_control_request main");
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*buf = (uint8_t *)hid_report_descriptor;
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*len = sizeof(hid_report_descriptor);
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return 1;
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}
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static volatile char tiny = 0;
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static void hid_rx_callback(usbd_device *dev, uint8_t ep)
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{
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(void)ep;
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static CONFIDENTIAL uint8_t buf[64] __attribute__ ((aligned(4)));
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if ( usbd_ep_read_packet(dev, ENDPOINT_ADDRESS_OUT, buf, 64) != 64) return;
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debugLog(0, "", "hid_rx_callback");
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if (!tiny) {
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msg_read(buf, 64);
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} else {
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msg_read_tiny(buf, 64);
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}
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}
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static void hid_u2f_rx_callback(usbd_device *dev, uint8_t ep)
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{
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(void)ep;
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static CONFIDENTIAL uint8_t buf[64] __attribute__ ((aligned(4)));
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debugLog(0, "", "hid_u2f_rx_callback");
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if ( usbd_ep_read_packet(dev, ENDPOINT_ADDRESS_U2F_OUT, buf, 64) != 64) return;
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u2fhid_read(tiny, (const U2FHID_FRAME *) (void*) buf);
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}
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#if DEBUG_LINK
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static void hid_debug_rx_callback(usbd_device *dev, uint8_t ep)
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{
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(void)ep;
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static CONFIDENTIAL uint8_t buf[64] __attribute__ ((aligned(4)));
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if ( usbd_ep_read_packet(dev, ENDPOINT_ADDRESS_DEBUG_OUT, buf, 64) != 64) return;
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debugLog(0, "", "hid_debug_rx_callback");
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if (!tiny) {
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msg_debug_read(buf, 64);
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} else {
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msg_read_tiny(buf, 64);
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}
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}
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#endif
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static void hid_set_config(usbd_device *dev, uint16_t wValue)
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{
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(void)wValue;
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_IN, USB_ENDPOINT_ATTR_INTERRUPT, 64, 0);
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_OUT, USB_ENDPOINT_ATTR_INTERRUPT, 64, hid_rx_callback);
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_U2F_IN, USB_ENDPOINT_ATTR_INTERRUPT, 64, 0);
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_U2F_OUT, USB_ENDPOINT_ATTR_INTERRUPT, 64, hid_u2f_rx_callback);
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#if DEBUG_LINK
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_DEBUG_IN, USB_ENDPOINT_ATTR_INTERRUPT, 64, 0);
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usbd_ep_setup(dev, ENDPOINT_ADDRESS_DEBUG_OUT, USB_ENDPOINT_ATTR_INTERRUPT, 64, hid_debug_rx_callback);
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#endif
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usbd_register_control_callback(
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dev,
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USB_REQ_TYPE_STANDARD | USB_REQ_TYPE_INTERFACE,
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USB_REQ_TYPE_TYPE | USB_REQ_TYPE_RECIPIENT,
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hid_control_request);
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}
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static usbd_device *usbd_dev;
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static uint8_t usbd_control_buffer[128];
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void usbInit(void)
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{
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usbd_dev = usbd_init(&otgfs_usb_driver, &dev_descr, &config, usb_strings, sizeof(usb_strings) / sizeof(*usb_strings), usbd_control_buffer, sizeof(usbd_control_buffer));
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usbd_register_set_config_callback(usbd_dev, hid_set_config);
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}
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void usbPoll(void)
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{
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static const uint8_t *data;
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// poll read buffer
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usbd_poll(usbd_dev);
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// write pending data
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data = msg_out_data();
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if (data) {
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while ( usbd_ep_write_packet(usbd_dev, ENDPOINT_ADDRESS_IN, data, 64) != 64 ) {}
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}
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data = u2f_out_data();
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if (data) {
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while ( usbd_ep_write_packet(usbd_dev, ENDPOINT_ADDRESS_U2F_IN, data, 64) != 64 ) {}
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}
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#if DEBUG_LINK
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// write pending debug data
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data = msg_debug_out_data();
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if (data) {
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while ( usbd_ep_write_packet(usbd_dev, ENDPOINT_ADDRESS_DEBUG_IN, data, 64) != 64 ) {}
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}
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#endif
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}
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void usbReconnect(void)
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{
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usbd_disconnect(usbd_dev, 1);
|
|
delay(1000);
|
|
usbd_disconnect(usbd_dev, 0);
|
|
}
|
|
|
|
char usbTiny(char set)
|
|
{
|
|
char old = tiny;
|
|
tiny = set;
|
|
return old;
|
|
}
|
|
|
|
void usbSleep(uint32_t millis)
|
|
{
|
|
uint32_t start = timer_ms();
|
|
|
|
while ((timer_ms() - start) < millis) {
|
|
usbd_poll(usbd_dev);
|
|
}
|
|
}
|