X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e6ee6c4cd135c29fcd3812e0ceea8fe17497700d..1b492a97af74c0cb6c9886bce8b777d6bb50798d:/client/loclass/elite_crack.c?ds=sidebyside diff --git a/client/loclass/elite_crack.c b/client/loclass/elite_crack.c index 1a464b6c..3801d662 100644 --- a/client/loclass/elite_crack.c +++ b/client/loclass/elite_crack.c @@ -1,3 +1,41 @@ +/***************************************************************************** + * 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. + * + ***************************************************************************** + * + * This file is part of loclass. It is a reconstructon 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". + * + * Copyright (C) 2014 Martin Holst Swende + * + * This is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * This file 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 loclass. If not, see . + * + * + * + ****************************************************************************/ + #include #include #include @@ -113,9 +151,9 @@ void hash1(uint8_t csn[] , uint8_t k[]) k[0] = csn[0]^csn[1]^csn[2]^csn[3]^csn[4]^csn[5]^csn[6]^csn[7]; k[1] = csn[0]+csn[1]+csn[2]+csn[3]+csn[4]+csn[5]+csn[6]+csn[7]; k[2] = rr(swap( csn[2]+k[1] )); - k[3] = rr(swap( csn[3]+k[0] )); - k[4] = ~rr(swap( csn[4]+k[2] ))+1; - k[5] = ~rr(swap( csn[5]+k[3] ))+1; + k[3] = rl(swap( csn[3]+k[0] )); + k[4] = ~rr( csn[4]+k[2] )+1; + k[5] = ~rl( csn[5]+k[3] )+1; k[6] = rr( csn[6]+(k[4]^0x3c) ); k[7] = rl( csn[7]+(k[5]^0xc3) ); int i; @@ -514,7 +552,6 @@ int bruteforceDump(uint8_t dump[], size_t dumpsize, uint16_t keytable[]) */ int bruteforceFile(const char *filename, uint16_t keytable[]) { - FILE *f = fopen(filename, "rb"); if(!f) { prnlog("Failed to read from file '%s'", filename);