rpm/beecrypt/blowfish.h

124 lines
2.8 KiB
C

/** \ingroup BC_blowfish_m BC_m
* \file blowfish.h
*
* Blowfish block cipher, header.
*/
/*
* Copyright (c) 1999, 2000 Virtual Unlimited B.V.
*
* Author: Bob Deblier <bob@virtualunlimited.com>
*
* 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
*
*/
#ifndef _BLOWFISH_H
#define _BLOWFISH_H
#include "beecrypt.h"
#include "blowfishopt.h"
#define BLOWFISHROUNDS 16
#define BLOWFISHPSIZE (BLOWFISHROUNDS+2)
/** \ingroup BC_blowfish_m
*/
typedef struct
{
uint32 p[BLOWFISHPSIZE];
uint32 s[1024];
uint32 fdback[2];
} blowfishParam;
#ifdef __cplusplus
extern "C" {
#endif
/** \ingroup BC_blowfish_m
*/
/*@observer@*/ /*@checked@*/
extern const BEECRYPTAPI blockCipher blowfish;
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishSetup (blowfishParam* bp, const uint32* key, int keybits, cipherOperation op)
/*@modifies bp */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishSetIV (blowfishParam* bp, const uint32* iv)
/*@modifies bp */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishEncrypt(blowfishParam* bp, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishDecrypt(blowfishParam* bp, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishECBEncrypt(blowfishParam* bp, int count, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishECBDecrypt(blowfishParam* bp, int count, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishCBCEncrypt(blowfishParam* bp, int count, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
/** \ingroup BC_blowfish_m
*/
/*@-exportlocal@*/
BEECRYPTAPI
int blowfishCBCDecrypt(blowfishParam* bp, int count, uint32* dst, const uint32* src)
/*@modifies bp, dst */;
/*@=exportlocal@*/
#ifdef __cplusplus
}
#endif
#endif