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