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 2006 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #ifndef _SYS_SHA2_H
27 #define _SYS_SHA2_H
28
29 #pragma ident "@(#)sha2.h 1.4 06/03/28 SMI"
30
31 #include <sys/types.h> /* for uint_* */
32
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36
37 #define SHA2_HMAC_MIN_KEY_LEN 8 /* SHA2-HMAC min key length in bits */
38 #define SHA2_HMAC_MAX_KEY_LEN INT_MAX /* SHA2-HMAC max key length in bits */
39
40 #define SHA256_DIGEST_LENGTH 32 /* SHA256 digest length in bytes */
41 #define SHA384_DIGEST_LENGTH 48 /* SHA384 digest length in bytes */
42 #define SHA512_DIGEST_LENGTH 64 /* SHA512 digest length in bytes */
43
44 #define SHA256_HMAC_BLOCK_SIZE 64 /* SHA256-HMAC block size */
45 #define SHA512_HMAC_BLOCK_SIZE 128 /* SHA512-HMAC block size */
46
47 #define SHA256 0
48 #define SHA256_HMAC 1
49 #define SHA256_HMAC_GEN 2
50 #define SHA384 3
51 #define SHA384_HMAC 4
52 #define SHA384_HMAC_GEN 5
53 #define SHA512 6
54 #define SHA512_HMAC 7
55 #define SHA512_HMAC_GEN 8
56
57 /*
58 * SHA2 context.
59 * The contents of this structure are a private interface between the
60 * Init/Update/Final calls of the functions defined below.
61 * Callers must never attempt to read or write any of the fields
62 * in this strucutre directly.
63 */
64 typedef struct {
65 uint32_t algotype; /* Algorithm Type */
66
67 /* state (ABCDEFGH) */
68 union {
69 uint32_t s32[8]; /* for SHA256 */
70 uint64_t s64[8]; /* for SHA384/512 */
71 } state;
72 /* number of bits */
73 union {
74 uint32_t c32[2]; /* for SHA256 , modulo 2^64 */
75 uint64_t c64[2]; /* for SHA384/512, modulo 2^128 */
76 } count;
77 union {
78 uint8_t buf8[128]; /* undigested input */
79 uint32_t buf32[32]; /* realigned input */
80 uint64_t buf64[16]; /* realigned input */
81 } buf_un;
82 } SHA2_CTX;
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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 _SYS_SHA2_H
27 #define _SYS_SHA2_H
28
29 #pragma ident "@(#)sha2.h 1.5 08/03/05 SMI"
30
31 #include <sys/types.h> /* for uint_* */
32
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36
37 #define SHA2_HMAC_MIN_KEY_LEN 8 /* SHA2-HMAC min key length in bits */
38 #define SHA2_HMAC_MAX_KEY_LEN INT_MAX /* SHA2-HMAC max key length in bits */
39
40 #define SHA256_DIGEST_LENGTH 32 /* SHA256 digest length in bytes */
41 #define SHA384_DIGEST_LENGTH 48 /* SHA384 digest length in bytes */
42 #define SHA512_DIGEST_LENGTH 64 /* SHA512 digest length in bytes */
43
44 #define SHA256_HMAC_BLOCK_SIZE 64 /* SHA256-HMAC block size */
45 #define SHA512_HMAC_BLOCK_SIZE 128 /* SHA512-HMAC block size */
46
47 #define SHA256 0
48 #define SHA256_HMAC 1
49 #define SHA256_HMAC_GEN 2
50 #define SHA384 3
51 #define SHA384_HMAC 4
52 #define SHA384_HMAC_GEN 5
53 #define SHA512 6
54 #define SHA512_HMAC 7
55 #define SHA512_HMAC_GEN 8
56
57 /*
58 * SHA2 context.
59 * The contents of this structure are a private interface between the
60 * Init/Update/Final calls of the functions defined below.
61 * Callers must never attempt to read or write any of the fields
62 * in this structure directly.
63 */
64 typedef struct {
65 uint32_t algotype; /* Algorithm Type */
66
67 /* state (ABCDEFGH) */
68 union {
69 uint32_t s32[8]; /* for SHA256 */
70 uint64_t s64[8]; /* for SHA384/512 */
71 } state;
72 /* number of bits */
73 union {
74 uint32_t c32[2]; /* for SHA256 , modulo 2^64 */
75 uint64_t c64[2]; /* for SHA384/512, modulo 2^128 */
76 } count;
77 union {
78 uint8_t buf8[128]; /* undigested input */
79 uint32_t buf32[32]; /* realigned input */
80 uint64_t buf64[16]; /* realigned input */
81 } buf_un;
82 } SHA2_CTX;
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