xref: /onnv-gate/usr/src/common/crypto/des/des_impl.h (revision 10444:713f936eb685)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
52439Sizick  * Common Development and Distribution License (the "License").
62439Sizick  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
210Sstevel@tonic-gate /*
22*10444SVladimir.Kotal@Sun.COM  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
230Sstevel@tonic-gate  * Use is subject to license terms.
240Sstevel@tonic-gate  */
250Sstevel@tonic-gate 
260Sstevel@tonic-gate #ifndef	_DES_IMPL_H
270Sstevel@tonic-gate #define	_DES_IMPL_H
280Sstevel@tonic-gate 
290Sstevel@tonic-gate /*
300Sstevel@tonic-gate  * Common definitions used by DES
310Sstevel@tonic-gate  */
320Sstevel@tonic-gate 
330Sstevel@tonic-gate #ifdef	__cplusplus
340Sstevel@tonic-gate extern "C" {
350Sstevel@tonic-gate #endif
360Sstevel@tonic-gate 
370Sstevel@tonic-gate #define	DES_BLOCK_LEN	8
380Sstevel@tonic-gate 
397188Smcpowers #define	DES_COPY_BLOCK(src, dst) \
407188Smcpowers 	(dst)[0] = (src)[0]; \
417188Smcpowers 	(dst)[1] = (src)[1]; \
427188Smcpowers 	(dst)[2] = (src)[2]; \
437188Smcpowers 	(dst)[3] = (src)[3]; \
447188Smcpowers 	(dst)[4] = (src)[4]; \
457188Smcpowers 	(dst)[5] = (src)[5]; \
467188Smcpowers 	(dst)[6] = (src)[6]; \
477188Smcpowers 	(dst)[7] = (src)[7];
487188Smcpowers 
490Sstevel@tonic-gate #define	DES_XOR_BLOCK(src, dst) \
500Sstevel@tonic-gate 	(dst)[0] ^= (src)[0]; \
510Sstevel@tonic-gate 	(dst)[1] ^= (src)[1]; \
520Sstevel@tonic-gate 	(dst)[2] ^= (src)[2]; \
530Sstevel@tonic-gate 	(dst)[3] ^= (src)[3]; \
540Sstevel@tonic-gate 	(dst)[4] ^= (src)[4]; \
550Sstevel@tonic-gate 	(dst)[5] ^= (src)[5]; \
560Sstevel@tonic-gate 	(dst)[6] ^= (src)[6]; \
570Sstevel@tonic-gate 	(dst)[7] ^= (src)[7]
580Sstevel@tonic-gate 
590Sstevel@tonic-gate typedef enum des_strength {
600Sstevel@tonic-gate 	DES = 1,
610Sstevel@tonic-gate 	DES2,
620Sstevel@tonic-gate 	DES3
630Sstevel@tonic-gate } des_strength_t;
640Sstevel@tonic-gate 
657188Smcpowers #define	DES3_STRENGTH	0x08000000
667188Smcpowers 
670Sstevel@tonic-gate #define	DES_KEYSIZE	8
680Sstevel@tonic-gate #define	DES_MINBITS	64
690Sstevel@tonic-gate #define	DES_MAXBITS	64
700Sstevel@tonic-gate #define	DES_MINBYTES	(DES_MINBITS / 8)
710Sstevel@tonic-gate #define	DES_MAXBYTES	(DES_MAXBITS / 8)
720Sstevel@tonic-gate #define	DES_IV_LEN	8
730Sstevel@tonic-gate 
740Sstevel@tonic-gate #define	DES2_KEYSIZE	(2 * DES_KEYSIZE)
750Sstevel@tonic-gate #define	DES2_MINBITS	(2 * DES_MINBITS)
760Sstevel@tonic-gate #define	DES2_MAXBITS	(2 * DES_MAXBITS)
77*10444SVladimir.Kotal@Sun.COM #define	DES2_MINBYTES	(DES2_MINBITS / 8)
78*10444SVladimir.Kotal@Sun.COM #define	DES2_MAXBYTES	(DES2_MAXBITS / 8)
790Sstevel@tonic-gate 
800Sstevel@tonic-gate #define	DES3_KEYSIZE	(3 * DES_KEYSIZE)
81*10444SVladimir.Kotal@Sun.COM #define	DES3_MINBITS	(2 * DES_MINBITS)	/* DES3 handles CKK_DES2 keys */
820Sstevel@tonic-gate #define	DES3_MAXBITS	(3 * DES_MAXBITS)
830Sstevel@tonic-gate #define	DES3_MINBYTES	(DES3_MINBITS / 8)
840Sstevel@tonic-gate #define	DES3_MAXBYTES	(DES3_MAXBITS / 8)
850Sstevel@tonic-gate 
867188Smcpowers extern int des_encrypt_contiguous_blocks(void *, char *, size_t,
877188Smcpowers     crypto_data_t *);
887188Smcpowers extern int des_decrypt_contiguous_blocks(void *, char *, size_t,
897188Smcpowers     crypto_data_t *);
900Sstevel@tonic-gate extern uint64_t des_crypt_impl(uint64_t *, uint64_t, int);
910Sstevel@tonic-gate extern void des_ks(uint64_t *, uint64_t);
927188Smcpowers extern int des_crunch_block(const void *, const uint8_t *, uint8_t *,
937188Smcpowers     boolean_t);
947188Smcpowers extern int des3_crunch_block(const void *, const uint8_t *, uint8_t *,
957188Smcpowers     boolean_t);
960Sstevel@tonic-gate extern void des_init_keysched(uint8_t *, des_strength_t, void *);
970Sstevel@tonic-gate extern void *des_alloc_keysched(size_t *, des_strength_t, int);
980Sstevel@tonic-gate extern boolean_t des_keycheck(uint8_t *, des_strength_t, uint8_t *);
992439Sizick extern void des_parity_fix(uint8_t *, des_strength_t, uint8_t *);
1007188Smcpowers extern void des_copy_block(uint8_t *, uint8_t *);
1017188Smcpowers extern void des_xor_block(uint8_t *, uint8_t *);
1027188Smcpowers extern int des_encrypt_block(const void *, const uint8_t *, uint8_t *);
1037188Smcpowers extern int des3_encrypt_block(const void *, const uint8_t *, uint8_t *);
1047188Smcpowers extern int des_decrypt_block(const void *, const uint8_t *, uint8_t *);
1057188Smcpowers extern int des3_decrypt_block(const void *, const uint8_t *, uint8_t *);
1060Sstevel@tonic-gate 
1070Sstevel@tonic-gate #ifdef	__cplusplus
1080Sstevel@tonic-gate }
1090Sstevel@tonic-gate #endif
1100Sstevel@tonic-gate 
1110Sstevel@tonic-gate #endif	/* _DES_IMPL_H */
112