/* * This file is part of the Trezor project, https://trezor.io/ * * Copyright (C) 2015 Mark Bryars <mbryars@google.com> * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __U2F_H__ #define __U2F_H__ #include <stdbool.h> #include <stdint.h> #include "trezor.h" #include "u2f/u2f_hid.h" #define U2F_KEY_PATH 0x80553246 typedef struct { uint8_t cla, ins, p1, p2; uint8_t lc1, lc2, lc3; uint8_t data[]; } APDU; #define APDU_LEN(A) (uint32_t)(((A).lc1 << 16) + ((A).lc2 << 8) + ((A).lc3)) void u2fhid_read(char tiny, const U2FHID_FRAME *buf); void u2fhid_init_cmd(const U2FHID_FRAME *f); void u2fhid_read_start(const U2FHID_FRAME *f); bool u2fhid_write(uint8_t *buf); void u2fhid_init(const U2FHID_FRAME *in); void u2fhid_ping(const uint8_t *buf, uint32_t len); void u2fhid_wink(const uint8_t *buf, uint32_t len); void u2fhid_sync(const uint8_t *buf, uint32_t len); void u2fhid_lock(const uint8_t *buf, uint32_t len); void u2fhid_msg(const APDU *a, uint32_t len); void queue_u2f_pkt(const U2FHID_FRAME *u2f_pkt); uint8_t *u2f_out_data(void); void u2f_register(const APDU *a); void u2f_version(const APDU *a); void u2f_authenticate(const APDU *a); void send_u2f_msg(const uint8_t *data, uint32_t len); void send_u2f_error(uint16_t err); void send_u2fhid_msg(const uint8_t cmd, const uint8_t *data, const uint32_t len); void send_u2fhid_error(uint32_t fcid, uint8_t err); #endif