rpm/beecrypt/blockmode.h

68 lines
1.9 KiB
C

/** \ingroup BC_m
* \file blockmode.h
*
* Blockcipher operation modes, header.
*/
/*
* Copyright (c) 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 _BLOCKMODE_H
#define _BLOCKMODE_H
#include "beecrypt.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @param bc blockcipher context
* @param bp blockcipher parameters
* @param mode ECB or CBC
* @param blocks no. blocks to encrypt
* @retval dst ciphertext block
* @param src plaintext block
* @return 0 on success, -1 on failure
*/
BEECRYPTAPI
int blockEncrypt(const blockCipher* bc, blockCipherParam* bp, cipherMode mode, int blocks, /*@out@*/ uint32* dst, const uint32* src)
/*@modifies bp, dst @*/;
/**
* @param bc blockcipher context
* @param bp blockcipher parameters
* @param mode ECB or CBC
* @param blocks no. blocks to decrypt
* @retval dst plaintext block
* @param src ciphertext block
* @return 0 on success, -1 on failure
*/
BEECRYPTAPI
int blockDecrypt(const blockCipher* bc, blockCipherParam* bp, cipherMode mode, int blocks, /*@out@*/ uint32* dst, const uint32* src)
/*@modifies bp, dst @*/;
#ifdef __cplusplus
}
#endif
#endif