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/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2008, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* ----------------------------------------------------------------------------
*/
#ifndef TDES_H
#define TDES_H
//------------------------------------------------------------------------------
/// \unit
///
/// !Purpose
///
/// Methods to manage the Triple DES (3DES)
///
/// !Usage
///
/// -# Configure TDES
/// -# Sets the key used by the TDES algorithm
/// -# Sets the input data of the TDES algorithm
/// -# Starts the encryption/decryption process
/// -# Stores the result of the last TDES operation
///
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Global functions
//------------------------------------------------------------------------------
extern void TDES_Configure(
unsigned char cipher,
unsigned int tdesmod,
unsigned int keymod,
unsigned int smod,
unsigned int opmod);
extern void TDES_Start(void);
extern unsigned int TDES_GetStatus(void);
extern void TDES_SetKeys(
const unsigned int *pKey1,
const unsigned int *pKey2,
const unsigned int *pKey3);
extern void TDES_SetInputData(const unsigned int *pInput);
extern void TDES_SetInputBuffer(const unsigned int *pInput, unsigned int size);
extern void TDES_GetOutputData(unsigned int *pOutput);
extern void TDES_SetOutputBuffer(unsigned int *pOutput, unsigned int size);
extern void TDES_SetVector(const unsigned int *pVector);
#endif //#ifndef TDES_H