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/*
* Copyright (C) 2016 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
/**
* @defgroup sha3_shake sha3_shake
* @{ @ingroup sha3_p
*/
#ifndef SHA3_SHAKE_H_
#define SHA3_SHAKE_H_
typedef struct sha3_shake_t sha3_shake_t;
#include <crypto/xofs/xof.h>
/**
* Implementation of xof_t interface using the SHA-3 XOF algorithm family
* SHAKE128 and SHAKE256 as defined by FIPS-202.
*/
struct sha3_shake_t {
/**
* Generic xof_t interface for this Extended Output Function (XOF).
*/
xof_t xof_interface;
};
/**
* Creates a new sha3_shake_t.
*
* @param algorithm XOF_SHAKE_128 or XOF_SHAKE_256
* @return sha3_shake_t object, NULL if not supported
*/
sha3_shake_t* sha3_shake_create(ext_out_function_t algorithm);
#endif /** SHA3_SHAKE_H_ @}*/
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