103 lines
2.1 KiB
C
103 lines
2.1 KiB
C
/*
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* Copyright (c) 1998, 1999, 2000, 2001, 2002 Virtual Unlimited B.V.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/*!\file fips186.h
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* \brief FIPS-186 pseudo-random number generator, headers.
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* \author Bob Deblier <bob.deblier@pandora.be>
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* \ingroup PRNG_m PRNG_fips186_m
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*/
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#ifndef _FIPS186_H
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#define _FIPS186_H
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#include "beecrypt.h"
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#include "sha1.h"
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#if (MP_WBITS == 64)
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# define FIPS186_STATE_SIZE 8
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#elif (MP_WBITS == 32)
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# define FIPS186_STATE_SIZE 16
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#else
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# error
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#endif
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/*!\ingroup PRNG_fips186_m
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*/
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typedef struct
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{
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#ifdef _REENTRANT
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# if WIN32
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HANDLE lock;
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# else
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bc_lock_t lock;
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# endif
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#endif
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sha1Param param;
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mpw state[FIPS186_STATE_SIZE];
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byte digest[20];
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unsigned char digestremain;
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} fips186Param;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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*/
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/*@observer@*/ /*@unchecked@*/
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extern BEECRYPTAPI const randomGenerator fips186prng;
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/**
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*/
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/*@-exportlocal@*/
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BEECRYPTAPI
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int fips186Setup (fips186Param* fp)
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/*@modifies fp @*/;
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/*@=exportlocal@*/
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/**
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*/
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/*@-exportlocal@*/
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BEECRYPTAPI
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int fips186Seed (fips186Param* fp, const byte* data, size_t size)
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/*@modifies fp @*/;
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/*@=exportlocal@*/
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/**
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*/
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/*@-exportlocal@*/
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BEECRYPTAPI
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int fips186Next (fips186Param* fp, byte* data, size_t size)
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/*@modifies fp, data @*/;
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/*@=exportlocal@*/
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/**
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*/
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/*@-exportlocal@*/
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BEECRYPTAPI
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int fips186Cleanup(fips186Param* fp)
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/*@modifies fp @*/;
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/*@=exportlocal@*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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