/*
Package:
MiFare Classic Universal toolKit (MFCUK)
Package version:
0.1
Filename:
mfcuk_utils.h
Description:
MFCUK common utility functions prototypes.
License:
GPL2 (see below), Copyright (C) 2009, Andrei Costin
* @file mfcuk_utils.h/
* @brief
*/
/*
VERSION HISTORY
--------------------------------------------------------------------------------
| Number : 0.1
| dd/mm/yyyy : 23/11/2009
| Author : zveriu@gmail.com, http://andreicostin.com
| Description: Moved bulk of defines and prototypes from "mfcuk_keyrecovery_darkside.c"
--------------------------------------------------------------------------------
*/
/*
LICENSE
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
#ifndef _MFCUK_UTILS_H_
#define _MFCUK_UTILS_H_
#include
#include
#include
#ifdef WIN32
#define NOMINMAX
#include "windows.h"
#include "xgetopt.h"
#elif __STDC__
#include
#include
#include
#endif
// "Portable" sleep(miliseconds)
#ifdef WIN32
#define sleep(x) Sleep(x)
#elif __STDC__
extern struct timeval global_timeout;
#define sleep(x) { global_timeout.tv_usec = 1000 * (x); select(0,NULL,NULL,NULL,&global_timeout); }
#endif
// "Portable" clear_screen() - NOTE: system performance penalty introduced
#ifdef WIN32
#define clear_screen() system("cls")
#elif __STDC__
#define clear_screen() system("sh -c clear")
#endif
/**
* @fn int is_hex(char c)
* @brief Checks if an ASCII character is a valid hexadecimal base digit
* @param c The ASCII character to be checked
* @return Returns true (non-zero) or false (zero)
*
* Checks if an ASCII character is a valid hexadecimal base digit.
* Used for hex2bin() functionality.
*/
int is_hex(char c);
/**
* @fn unsigned char hex2bin(unsigned char h, unsigned char l)
* @brief Converts from two nibbles (4 bits) into the corresponding byte
* @param h The HIGH (left-most in human reading) nibble of two-char hex representation of a byte
* @param l The LOW (right-most in human reading) nibble of two-char hex representation of a byte
* @return Returns the byte which is formed from the two-char hex representation of it
*
* Converts from two nibbles (4 bits) into the corresponding byte.
* Uses the algorithm and implementation from here:
* http://www.velocityreviews.com/forums/t451319-advice-required-on-my-ascii-to-hex-conversion-c.html
*/
unsigned char hex2bin(unsigned char h, unsigned char l);
#endif // _MFCUK_UTILS_H_