flipperzero-firmware/lib/loclass/optimized_elite.h
Eric Betts f46ae5a704
Namespace loclass library (#1379)
* Namespace loclass library
* Lib: const for immutable variables and bss cleanup

Co-authored-by: あく <alleteam@gmail.com>
2022-07-08 21:56:23 +09:00

59 lines
2.3 KiB
C

//-----------------------------------------------------------------------------
// Borrowed initially from https://github.com/holiman/loclass
// More recently from https://github.com/RfidResearchGroup/proxmark3
// Copyright (C) 2014 Martin Holst Swende
// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
//
// 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 3 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.
//
// See LICENSE.txt for the text of the license.
//-----------------------------------------------------------------------------
// WARNING
//
// THIS CODE IS CREATED FOR EXPERIMENTATION AND EDUCATIONAL USE ONLY.
//
// USAGE OF THIS CODE IN OTHER WAYS MAY INFRINGE UPON THE INTELLECTUAL
// PROPERTY OF OTHER PARTIES, SUCH AS INSIDE SECURE AND HID GLOBAL,
// AND MAY EXPOSE YOU TO AN INFRINGEMENT ACTION FROM THOSE PARTIES.
//
// THIS CODE SHOULD NEVER BE USED TO INFRINGE PATENTS OR INTELLECTUAL PROPERTY RIGHTS.
//-----------------------------------------------------------------------------
// It is a reconstruction of the cipher engine used in iClass, and RFID techology.
//
// The implementation is based on the work performed by
// Flavio D. Garcia, Gerhard de Koning Gans, Roel Verdult and
// Milosch Meriac in the paper "Dismantling IClass".
//-----------------------------------------------------------------------------
#ifndef ELITE_CRACK_H
#define ELITE_CRACK_H
#include <stdint.h>
#include <stdlib.h>
void loclass_permutekey(const uint8_t key[8], uint8_t dest[8]);
/**
* Permutes a key from iclass specific format to NIST format
* @brief loclass_permutekey_rev
* @param key
* @param dest
*/
void loclass_permutekey_rev(const uint8_t key[8], uint8_t dest[8]);
/**
* Hash1 takes CSN as input, and determines what bytes in the keytable will be used
* when constructing the K_sel.
* @param csn the CSN used
* @param k output
*/
void loclass_hash1(const uint8_t *csn, uint8_t *k);
void loclass_hash2(uint8_t *key64, uint8_t *outp_keytable);
#endif