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trezor-firmware/util.h
2016-02-15 15:29:19 +01:00

42 lines
1.3 KiB
C

/*
* This file is part of the TREZOR project.
*
* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.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 __UTIL_H_
#define __UTIL_H_
#include <stdint.h>
void delay(uint32_t wait);
// converts uint32 to hexa (8 digits)
void uint32hex(uint32_t num, char *str);
// converts data to hexa
void data2hex(const void *data, uint32_t len, char *str);
// read protobuf integer and advance pointer
uint32_t readprotobufint(uint8_t **ptr);
// halt execution (or do an endless loop)
void __attribute__((noreturn)) system_halt(void);
// reset system
void __attribute__((noreturn)) system_reset(void);
#endif