strongswan/src/libstrongswan/crypto/xofs/mgf1.h

48 lines
1.2 KiB
C

/*
* 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 mgf1 mgf1
* @{ @ingroup crypto
*/
#ifndef MGF1_H_
#define MGF1_H_
typedef struct mgf1_t mgf1_t;
#include "xof.h"
/**
* Implements the PKCS#1 MGF1 Mask Generation Function based on a hash function
* defined in section 10.2.1 of RFC 2437
*/
struct mgf1_t {
/**
* Generic xof_t interface for this Extended Output Function (XOF).
*/
xof_t xof_interface;
/**
* Hash the seed before using it as a seed for MGF1
*
* @param yes TRUE if seed has to be hashed first
*/
void (*set_hash_seed)(mgf1_t *this, bool yes);
};
#endif /** MGF1_H_ @}*/