/usr/include/beecrypt/mpbarrett.h is in libbeecrypt-dev 4.2.1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 | /*
* Copyright (c) 2003 Bob Deblier
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*!\file mpbarrett.h
* \brief Multi-precision integer routines using Barrett modular reduction, headers.
* \author Bob Deblier <bob.deblier@telenet.be>
* \ingroup MP_m
*/
#ifndef _MPBARRETT_H
#define _MPBARRETT_H
#include "beecrypt/beecrypt.h"
#include "beecrypt/mpnumber.h"
#ifdef __cplusplus
# include <iostream>
#endif
#ifdef __cplusplus
struct BEECRYPTAPI mpbarrett
#else
struct _mpbarrett
#endif
{
size_t size;
mpw* modl; /* (size) words */
mpw* mu; /* (size+1) words */
#ifdef __cplusplus
mpbarrett();
mpbarrett(const mpbarrett&);
~mpbarrett();
const mpbarrett& operator=(const mpbarrett&);
void wipe();
size_t bitlength() const;
#endif
};
#ifndef __cplusplus
typedef struct _mpbarrett mpbarrett;
#else
BEECRYPTAPI
std::ostream& operator<<(std::ostream&, const mpbarrett&);
#endif
#ifdef __cplusplus
extern "C" {
#endif
BEECRYPTAPI
void mpbzero(mpbarrett*);
BEECRYPTAPI
void mpbinit(mpbarrett*, size_t);
BEECRYPTAPI
void mpbfree(mpbarrett*);
BEECRYPTAPI
void mpbcopy(mpbarrett*, const mpbarrett*);
BEECRYPTAPI
void mpbwipe(mpbarrett*);
BEECRYPTAPI
void mpbset(mpbarrett*, size_t, const mpw*);
BEECRYPTAPI
int mpbsetbin(mpbarrett*, const byte*, size_t);
BEECRYPTAPI
int mpbsethex(mpbarrett*, const char*);
BEECRYPTAPI
void mpbsubone(const mpbarrett*, mpw*);
BEECRYPTAPI
void mpbmu_w(mpbarrett*, mpw*);
BEECRYPTAPI
void mpbrnd_w (const mpbarrett*, randomGeneratorContext*, mpw*, mpw*);
BEECRYPTAPI
void mpbrndodd_w(const mpbarrett*, randomGeneratorContext*, mpw*, mpw*);
BEECRYPTAPI
void mpbrndinv_w(const mpbarrett*, randomGeneratorContext*, mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbneg_w(const mpbarrett*, const mpw*, mpw*);
BEECRYPTAPI
void mpbmod_w(const mpbarrett*, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbaddmod_w(const mpbarrett*, size_t, const mpw*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbsubmod_w(const mpbarrett*, size_t, const mpw*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbmulmod_w(const mpbarrett*, size_t, const mpw*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbsqrmod_w(const mpbarrett*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbpowmod_w(const mpbarrett*, size_t, const mpw*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbpowmodsld_w(const mpbarrett*, const mpw*, size_t, const mpw*, mpw*, mpw*);
BEECRYPTAPI
void mpbtwopowmod_w(const mpbarrett*, size_t, const mpw*, mpw*, mpw*);
/* To be added:
* simultaneous multiple exponentiation, for use in dsa and elgamal signature verification
*/
BEECRYPTAPI
void mpbsm2powmod(const mpbarrett*, const mpw*, const mpw*, const mpw*, const mpw*);
BEECRYPTAPI
void mpbsm3powmod(const mpbarrett*, const mpw*, const mpw*, const mpw*, const mpw*, const mpw*, const mpw*);
BEECRYPTAPI
int mpbpprime_w(const mpbarrett*, randomGeneratorContext*, int, mpw*);
/* the next routines take mpnumbers as parameters */
BEECRYPTAPI
void mpbnrnd(const mpbarrett*, randomGeneratorContext*, mpnumber*);
BEECRYPTAPI
void mpbnmulmod(const mpbarrett*, const mpnumber*, const mpnumber*, mpnumber*);
BEECRYPTAPI
void mpbnsqrmod(const mpbarrett*, const mpnumber*, mpnumber*);
BEECRYPTAPI
void mpbnpowmod (const mpbarrett*, const mpnumber*, const mpnumber*, mpnumber*);
BEECRYPTAPI
void mpbnpowmodsld(const mpbarrett*, const mpw*, const mpnumber*, mpnumber*);
BEECRYPTAPI
size_t mpbbits(const mpbarrett*);
#ifdef __cplusplus
}
#endif
#endif
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