b9a766d909
* Added support for running applications from SD card (FAPs - Flipper Application Packages) * Added plugin_dist target for fbt to build FAPs * All apps of type FlipperAppType.EXTERNAL and FlipperAppType.PLUGIN are built as FAPs by default * Updated VSCode configuration for new fbt features - re-deploy stock configuration to use them * Added debugging support for FAPs with fbt debug & VSCode * Added public firmware API with automated versioning Co-authored-by: hedger <hedger@users.noreply.github.com> Co-authored-by: SG <who.just.the.doctor@gmail.com> Co-authored-by: あく <alleteam@gmail.com>
67 lines
2.5 KiB
C
67 lines
2.5 KiB
C
//-----------------------------------------------------------------------------
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// Borrowed initially from https://github.com/holiman/loclass
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// More recently from https://github.com/RfidResearchGroup/proxmark3
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// Copyright (C) 2014 Martin Holst Swende
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// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU 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 program 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 General Public License for more details.
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//
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// See LICENSE.txt for the text of the license.
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//-----------------------------------------------------------------------------
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// WARNING
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//
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// THIS CODE IS CREATED FOR EXPERIMENTATION AND EDUCATIONAL USE ONLY.
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//
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// USAGE OF THIS CODE IN OTHER WAYS MAY INFRINGE UPON THE INTELLECTUAL
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// PROPERTY OF OTHER PARTIES, SUCH AS INSIDE SECURE AND HID GLOBAL,
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// AND MAY EXPOSE YOU TO AN INFRINGEMENT ACTION FROM THOSE PARTIES.
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//
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// THIS CODE SHOULD NEVER BE USED TO INFRINGE PATENTS OR INTELLECTUAL PROPERTY RIGHTS.
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//-----------------------------------------------------------------------------
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// It is a reconstruction of the cipher engine used in iClass, and RFID techology.
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//
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// The implementation is based on the work performed by
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// Flavio D. Garcia, Gerhard de Koning Gans, Roel Verdult and
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// Milosch Meriac in the paper "Dismantling IClass".
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//-----------------------------------------------------------------------------
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#ifndef IKEYS_H
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#define IKEYS_H
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#include <inttypes.h>
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/**
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* @brief
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*Definition 11. Let the function loclass_hash0 : F 82 × F 82 × (F 62 ) 8 → (F 82 ) 8 be defined as
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* loclass_hash0(x, y, z [0] . . . z [7] ) = k [0] . . . k [7] where
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* z'[i] = (z[i] mod (63-i)) + i i = 0...3
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* z'[i+4] = (z[i+4] mod (64-i)) + i i = 0...3
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* ẑ = check(z');
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* @param c
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* @param k this is where the diversified key is put (should be 8 bytes)
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* @return
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*/
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void loclass_hash0(uint64_t c, uint8_t k[8]);
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/**
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* @brief Performs Elite-class key diversification
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* @param csn
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* @param key
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* @param div_key
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*/
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void loclass_diversifyKey(uint8_t* csn, const uint8_t* key, uint8_t* div_key);
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/**
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* @brief Permutes a key from standard NIST format to Iclass specific format
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* @param key
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* @param dest
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*/
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#endif // IKEYS_H
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