des_impl.h revision 690caf98b041282eb5e877f6b01b43f824d6795d
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DES_IMPL_H
#define _DES_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Common definitions used by DES
*/
#ifdef __cplusplus
extern "C" {
#endif
#define DES_BLOCK_LEN 8
#define DES_XOR_BLOCK(src, dst) \
(dst)[0] ^= (src)[0]; \
(dst)[1] ^= (src)[1]; \
(dst)[2] ^= (src)[2]; \
(dst)[3] ^= (src)[3]; \
(dst)[4] ^= (src)[4]; \
(dst)[5] ^= (src)[5]; \
(dst)[6] ^= (src)[6]; \
(dst)[7] ^= (src)[7]
typedef enum des_strength {
DES = 1,
DES2,
DES3
} des_strength_t;
#define DES_KEYSIZE 8
#define DES_MINBITS 64
#define DES_MAXBITS 64
#define DES_MINBYTES (DES_MINBITS / 8)
#define DES_MAXBYTES (DES_MAXBITS / 8)
#define DES_IV_LEN 8
#define DES2_KEYSIZE (2 * DES_KEYSIZE)
#define DES2_MINBITS (2 * DES_MINBITS)
#define DES2_MAXBITS (2 * DES_MAXBITS)
#define DES3_KEYSIZE (3 * DES_KEYSIZE)
#define DES3_MINBITS (3 * DES_MINBITS)
#define DES3_MAXBITS (3 * DES_MAXBITS)
#define DES3_MINBYTES (DES3_MINBITS / 8)
#define DES3_MAXBYTES (DES3_MAXBITS / 8)
extern uint64_t des_crypt_impl(uint64_t *, uint64_t, int);
extern void des_ks(uint64_t *, uint64_t);
extern void des_crunch_block(void *, uint8_t *, uint8_t *, boolean_t);
extern void des3_crunch_block(void *, uint8_t *, uint8_t *, boolean_t);
extern void des_init_keysched(uint8_t *, des_strength_t, void *);
extern void *des_alloc_keysched(size_t *, des_strength_t, int);
extern boolean_t des_keycheck(uint8_t *, des_strength_t, uint8_t *);
extern void des_parity_fix(uint8_t *, des_strength_t, uint8_t *);
#ifdef __cplusplus
}
#endif
#endif /* _DES_IMPL_H */