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