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	FreeBSD has its own sha routines that the port uses. Reviewed-by: Jorgen Lundman <lundman@lundman.net> Reviewed-by: Igor Kozhukhov <igor@dilos.org> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Matt Macy <mmacy@FreeBSD.org> Closes #9530
		
			
				
	
	
		
			152 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			152 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * CDDL HEADER START
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 *
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 * The contents of this file are subject to the terms of the
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 * Common Development and Distribution License (the "License").
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 * You may not use this file except in compliance with the License.
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 *
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 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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 * or http://www.opensolaris.org/os/licensing.
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 * See the License for the specific language governing permissions
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 * and limitations under the License.
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 *
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 * When distributing Covered Code, include this CDDL HEADER in each
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 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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 * If applicable, add the following below this CDDL HEADER, with the
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 * fields enclosed by brackets "[]" replaced with your own identifying
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 * information: Portions Copyright [yyyy] [name of copyright owner]
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 *
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 * CDDL HEADER END
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 */
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/*
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 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
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 * Use is subject to license terms.
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 */
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/* Copyright 2013 Saso Kiselkov.  All rights reserved. */
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#ifndef _SYS_SHA2_H
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#define	_SYS_SHA2_H
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#include <stdint.h>
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#ifdef	__cplusplus
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extern "C" {
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#endif
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#define	SHA2_HMAC_MIN_KEY_LEN	1	/* SHA2-HMAC min key length in bytes */
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#define	SHA2_HMAC_MAX_KEY_LEN	INT_MAX	/* SHA2-HMAC max key length in bytes */
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#define	SHA256_DIGEST_LENGTH	32	/* SHA256 digest length in bytes */
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#define	SHA384_DIGEST_LENGTH	48	/* SHA384 digest length in bytes */
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#define	SHA512_DIGEST_LENGTH	64	/* SHA512 digest length in bytes */
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/* Truncated versions of SHA-512 according to FIPS-180-4, section 5.3.6 */
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#define	SHA512_224_DIGEST_LENGTH	28	/* SHA512/224 digest length */
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#define	SHA512_256_DIGEST_LENGTH	32	/* SHA512/256 digest length */
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#define	SHA256_HMAC_BLOCK_SIZE	64	/* SHA256-HMAC block size */
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#define	SHA512_HMAC_BLOCK_SIZE	128	/* SHA512-HMAC block size */
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#define	SHA256			0
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#define	SHA256_HMAC		1
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#define	SHA256_HMAC_GEN		2
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#define	SHA384			3
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#define	SHA384_HMAC		4
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#define	SHA384_HMAC_GEN		5
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#define	SHA512			6
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#define	SHA512_HMAC		7
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#define	SHA512_HMAC_GEN		8
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#define	SHA512_224		9
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#define	SHA512_256		10
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/*
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 * SHA2 context.
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 * The contents of this structure are a private interface between the
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 * Init/Update/Final calls of the functions defined below.
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 * Callers must never attempt to read or write any of the fields
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 * in this structure directly.
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 */
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typedef struct 	{
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	uint32_t algotype;		/* Algorithm Type */
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	/* state (ABCDEFGH) */
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	union {
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		uint32_t s32[8];	/* for SHA256 */
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		uint64_t s64[8];	/* for SHA384/512 */
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	} state;
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	/* number of bits */
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	union {
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		uint32_t c32[2];	/* for SHA256 , modulo 2^64 */
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		uint64_t c64[2];	/* for SHA384/512, modulo 2^128 */
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	} count;
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	union {
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		uint8_t		buf8[128];	/* undigested input */
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		uint32_t	buf32[32];	/* realigned input */
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		uint64_t	buf64[16];	/* realigned input */
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	} buf_un;
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} SHA2_CTX;
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typedef SHA2_CTX SHA256_CTX;
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typedef SHA2_CTX SHA384_CTX;
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typedef SHA2_CTX SHA512_CTX;
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extern void SHA256Init(SHA256_CTX *);
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extern void SHA256Update(SHA256_CTX *, const void *, size_t);
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extern void SHA256Final(void *, SHA256_CTX *);
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extern void SHA384Init(SHA384_CTX *);
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extern void SHA384Update(SHA384_CTX *, const void *, size_t);
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extern void SHA384Final(void *, SHA384_CTX *);
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extern void SHA512Init(SHA512_CTX *);
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extern void SHA512Update(SHA512_CTX *, const void *, size_t);
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extern void SHA512Final(void *, SHA512_CTX *);
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extern void SHA2Init(uint64_t mech, SHA2_CTX *);
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extern void SHA2Update(SHA2_CTX *, const void *, size_t);
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extern void SHA2Final(void *, SHA2_CTX *);
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#ifdef _SHA2_IMPL
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/*
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 * The following types/functions are all private to the implementation
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 * of the SHA2 functions and must not be used by consumers of the interface
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 */
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/*
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 * List of support mechanisms in this module.
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 *
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 * It is important to note that in the module, division or modulus calculations
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 * are used on the enumerated type to determine which mechanism is being used;
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 * therefore, changing the order or additional mechanisms should be done
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 * carefully
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 */
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typedef enum sha2_mech_type {
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	SHA256_MECH_INFO_TYPE,		/* SUN_CKM_SHA256 */
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	SHA256_HMAC_MECH_INFO_TYPE,	/* SUN_CKM_SHA256_HMAC */
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	SHA256_HMAC_GEN_MECH_INFO_TYPE,	/* SUN_CKM_SHA256_HMAC_GENERAL */
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	SHA384_MECH_INFO_TYPE,		/* SUN_CKM_SHA384 */
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	SHA384_HMAC_MECH_INFO_TYPE,	/* SUN_CKM_SHA384_HMAC */
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	SHA384_HMAC_GEN_MECH_INFO_TYPE,	/* SUN_CKM_SHA384_HMAC_GENERAL */
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	SHA512_MECH_INFO_TYPE,		/* SUN_CKM_SHA512 */
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	SHA512_HMAC_MECH_INFO_TYPE,	/* SUN_CKM_SHA512_HMAC */
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	SHA512_HMAC_GEN_MECH_INFO_TYPE,	/* SUN_CKM_SHA512_HMAC_GENERAL */
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	SHA512_224_MECH_INFO_TYPE,	/* SUN_CKM_SHA512_224 */
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	SHA512_256_MECH_INFO_TYPE	/* SUN_CKM_SHA512_256 */
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} sha2_mech_type_t;
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#endif /* _SHA2_IMPL */
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#ifdef	__cplusplus
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}
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#endif
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#endif /* _SYS_SHA2_H */
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