1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#ifndef	_BLOWFISH_IMPL_H
27#define	_BLOWFISH_IMPL_H
28
29#pragma ident	"%Z%%M%	%I%	%E% SMI"
30
31/*
32 * Common definitions used by Blowfish.
33 */
34
35#ifdef	__cplusplus
36extern "C" {
37#endif
38
39#define	BLOWFISH_COPY_BLOCK(src, dst) \
40	(dst)[0] = (src)[0]; \
41	(dst)[1] = (src)[1]; \
42	(dst)[2] = (src)[2]; \
43	(dst)[3] = (src)[3]; \
44	(dst)[4] = (src)[4]; \
45	(dst)[5] = (src)[5]; \
46	(dst)[6] = (src)[6]; \
47	(dst)[7] = (src)[7]
48
49#define	BLOWFISH_XOR_BLOCK(src, dst) \
50	(dst)[0] ^= (src)[0]; \
51	(dst)[1] ^= (src)[1]; \
52	(dst)[2] ^= (src)[2]; \
53	(dst)[3] ^= (src)[3]; \
54	(dst)[4] ^= (src)[4]; \
55	(dst)[5] ^= (src)[5]; \
56	(dst)[6] ^= (src)[6]; \
57	(dst)[7] ^= (src)[7]
58
59#define	BLOWFISH_MINBITS	32
60#define	BLOWFISH_MINBYTES	(BLOWFISH_MINBITS >> 3)
61#define	BLOWFISH_MAXBITS	448
62#define	BLOWFISH_MAXBYTES	(BLOWFISH_MAXBITS >> 3)
63
64#define	BLOWFISH_IV_LEN		8
65#define	BLOWFISH_BLOCK_LEN	8
66#define	BLOWFISH_KEY_INCREMENT	8
67#define	BLOWFISH_DEFAULT	128
68
69extern int blowfish_encrypt_contiguous_blocks(void *, char *, size_t,
70    crypto_data_t *);
71extern int blowfish_decrypt_contiguous_blocks(void *, char *, size_t,
72    crypto_data_t *);
73extern int blowfish_encrypt_block(const void *, const uint8_t *, uint8_t *);
74extern int blowfish_decrypt_block(const void *, const uint8_t *, uint8_t *);
75extern void blowfish_init_keysched(uint8_t *, uint_t, void *);
76extern void *blowfish_alloc_keysched(size_t *, int);
77extern void blowfish_copy_block(uint8_t *, uint8_t *);
78extern void blowfish_xor_block(uint8_t *, uint8_t *);
79#ifdef	__cplusplus
80}
81#endif
82
83#endif	/* _BLOWFISH_IMPL_H */
84