Microchip® Advanced Software Framework

xtea.h File Reference

Copyright (C) 2006-2010, Brainspark B.V.

This file is part of PolarSSL (http://www.polarssl.org) Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>

All rights reserved.

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, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

#include <inttypes.h>

Data Structures

struct  xtea_context
 XTEA context structure. More...


#define XTEA_DECRYPT   0
#define XTEA_ENCRYPT   1


int xtea_crypt_ecb (xtea_context *ctx, int mode, unsigned char input[8], unsigned char output[8])
 XTEA cipher function. More...
int xtea_self_test (int verbose)
void xtea_setup (xtea_context *ctx, unsigned char key[16])
 XTEA key schedule. More...

#define XTEA_DECRYPT   0
#define XTEA_ENCRYPT   1

int xtea_crypt_ecb ( xtea_context ctx,
int  mode,
unsigned char  input[8],
unsigned char  output[8] 

XTEA cipher function.

ctxXTEA context
input8-byte input block
output8-byte output block
0 if successful
int xtea_self_test ( int  verbose)
void xtea_setup ( xtea_context ctx,
unsigned char  key[16] 

XTEA key schedule.

ctxXTEA context to be initialized
keythe secret key