151 lines
4.6 KiB
C
151 lines
4.6 KiB
C
/*
|
|
* 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 2009 Sun Microsystems, Inc. All rights reserved.
|
|
* Use is subject to license terms.
|
|
*/
|
|
/* Copyright 2013 Saso Kiselkov. All rights reserved. */
|
|
|
|
#ifndef _SYS_SHA2_H
|
|
#define _SYS_SHA2_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define SHA2_HMAC_MIN_KEY_LEN 1 /* SHA2-HMAC min key length in bytes */
|
|
#define SHA2_HMAC_MAX_KEY_LEN INT_MAX /* SHA2-HMAC max key length in bytes */
|
|
|
|
#define SHA256_DIGEST_LENGTH 32 /* SHA256 digest length in bytes */
|
|
#define SHA384_DIGEST_LENGTH 48 /* SHA384 digest length in bytes */
|
|
#define SHA512_DIGEST_LENGTH 64 /* SHA512 digest length in bytes */
|
|
|
|
/* Truncated versions of SHA-512 according to FIPS-180-4, section 5.3.6 */
|
|
#define SHA512_224_DIGEST_LENGTH 28 /* SHA512/224 digest length */
|
|
#define SHA512_256_DIGEST_LENGTH 32 /* SHA512/256 digest length */
|
|
|
|
#define SHA256_HMAC_BLOCK_SIZE 64 /* SHA256-HMAC block size */
|
|
#define SHA512_HMAC_BLOCK_SIZE 128 /* SHA512-HMAC block size */
|
|
|
|
#define SHA256 0
|
|
#define SHA256_HMAC 1
|
|
#define SHA256_HMAC_GEN 2
|
|
#define SHA384 3
|
|
#define SHA384_HMAC 4
|
|
#define SHA384_HMAC_GEN 5
|
|
#define SHA512 6
|
|
#define SHA512_HMAC 7
|
|
#define SHA512_HMAC_GEN 8
|
|
#define SHA512_224 9
|
|
#define SHA512_256 10
|
|
|
|
/*
|
|
* SHA2 context.
|
|
* The contents of this structure are a private interface between the
|
|
* Init/Update/Final calls of the functions defined below.
|
|
* Callers must never attempt to read or write any of the fields
|
|
* in this structure directly.
|
|
*/
|
|
typedef struct {
|
|
uint32_t algotype; /* Algorithm Type */
|
|
|
|
/* state (ABCDEFGH) */
|
|
union {
|
|
uint32_t s32[8]; /* for SHA256 */
|
|
uint64_t s64[8]; /* for SHA384/512 */
|
|
} state;
|
|
/* number of bits */
|
|
union {
|
|
uint32_t c32[2]; /* for SHA256 , modulo 2^64 */
|
|
uint64_t c64[2]; /* for SHA384/512, modulo 2^128 */
|
|
} count;
|
|
union {
|
|
uint8_t buf8[128]; /* undigested input */
|
|
uint32_t buf32[32]; /* realigned input */
|
|
uint64_t buf64[16]; /* realigned input */
|
|
} buf_un;
|
|
} SHA2_CTX;
|
|
|
|
typedef SHA2_CTX SHA256_CTX;
|
|
typedef SHA2_CTX SHA384_CTX;
|
|
typedef SHA2_CTX SHA512_CTX;
|
|
|
|
extern void SHA256Init(SHA256_CTX *);
|
|
|
|
extern void SHA256Update(SHA256_CTX *, const void *, size_t);
|
|
|
|
extern void SHA256Final(void *, SHA256_CTX *);
|
|
|
|
extern void SHA384Init(SHA384_CTX *);
|
|
|
|
extern void SHA384Update(SHA384_CTX *, const void *, size_t);
|
|
|
|
extern void SHA384Final(void *, SHA384_CTX *);
|
|
|
|
extern void SHA512Init(SHA512_CTX *);
|
|
|
|
extern void SHA512Update(SHA512_CTX *, const void *, size_t);
|
|
|
|
extern void SHA512Final(void *, SHA512_CTX *);
|
|
|
|
extern void SHA2Init(uint64_t mech, SHA2_CTX *);
|
|
|
|
extern void SHA2Update(SHA2_CTX *, const void *, size_t);
|
|
|
|
extern void SHA2Final(void *, SHA2_CTX *);
|
|
|
|
#ifdef _SHA2_IMPL
|
|
/*
|
|
* The following types/functions are all private to the implementation
|
|
* of the SHA2 functions and must not be used by consumers of the interface
|
|
*/
|
|
|
|
/*
|
|
* List of support mechanisms in this module.
|
|
*
|
|
* It is important to note that in the module, division or modulus calculations
|
|
* are used on the enumerated type to determine which mechanism is being used;
|
|
* therefore, changing the order or additional mechanisms should be done
|
|
* carefully
|
|
*/
|
|
typedef enum sha2_mech_type {
|
|
SHA256_MECH_INFO_TYPE, /* SUN_CKM_SHA256 */
|
|
SHA256_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC */
|
|
SHA256_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC_GENERAL */
|
|
SHA384_MECH_INFO_TYPE, /* SUN_CKM_SHA384 */
|
|
SHA384_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC */
|
|
SHA384_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC_GENERAL */
|
|
SHA512_MECH_INFO_TYPE, /* SUN_CKM_SHA512 */
|
|
SHA512_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC */
|
|
SHA512_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC_GENERAL */
|
|
SHA512_224_MECH_INFO_TYPE, /* SUN_CKM_SHA512_224 */
|
|
SHA512_256_MECH_INFO_TYPE /* SUN_CKM_SHA512_256 */
|
|
} sha2_mech_type_t;
|
|
|
|
#endif /* _SHA2_IMPL */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _SYS_SHA2_H */
|