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4185 New hash algorithm support
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--- old/usr/src/uts/common/sys/sha2.h
+++ new/usr/src/uts/common/sys/sha2.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 23 * Use is subject to license terms.
24 24 */
25 +/* Copyright 2013 Saso Kiselkov. All rights reserved. */
25 26
26 27 #ifndef _SYS_SHA2_H
27 28 #define _SYS_SHA2_H
28 29
29 30 #include <sys/types.h> /* for uint_* */
30 31
31 32 #ifdef __cplusplus
32 33 extern "C" {
33 34 #endif
34 35
35 36 #define SHA2_HMAC_MIN_KEY_LEN 1 /* SHA2-HMAC min key length in bytes */
36 37 #define SHA2_HMAC_MAX_KEY_LEN INT_MAX /* SHA2-HMAC max key length in bytes */
37 38
38 39 #define SHA256_DIGEST_LENGTH 32 /* SHA256 digest length in bytes */
39 40 #define SHA384_DIGEST_LENGTH 48 /* SHA384 digest length in bytes */
40 41 #define SHA512_DIGEST_LENGTH 64 /* SHA512 digest length in bytes */
41 42
43 +/* Truncated versions of SHA-512 according to FIPS-180-4, section 5.3.6 */
44 +#define SHA512_224_DIGEST_LENGTH 28 /* SHA512/224 digest length */
45 +#define SHA512_256_DIGEST_LENGTH 32 /* SHA512/256 digest length */
46 +
42 47 #define SHA256_HMAC_BLOCK_SIZE 64 /* SHA256-HMAC block size */
43 48 #define SHA512_HMAC_BLOCK_SIZE 128 /* SHA512-HMAC block size */
44 49
45 50 #define SHA256 0
46 51 #define SHA256_HMAC 1
47 52 #define SHA256_HMAC_GEN 2
48 53 #define SHA384 3
49 54 #define SHA384_HMAC 4
50 55 #define SHA384_HMAC_GEN 5
51 56 #define SHA512 6
52 57 #define SHA512_HMAC 7
53 58 #define SHA512_HMAC_GEN 8
59 +#define SHA512_224 9
60 +#define SHA512_256 10
54 61
55 62 /*
56 63 * SHA2 context.
57 64 * The contents of this structure are a private interface between the
58 65 * Init/Update/Final calls of the functions defined below.
59 66 * Callers must never attempt to read or write any of the fields
60 67 * in this structure directly.
61 68 */
62 69 typedef struct {
63 70 uint32_t algotype; /* Algorithm Type */
64 71
65 72 /* state (ABCDEFGH) */
66 73 union {
67 74 uint32_t s32[8]; /* for SHA256 */
68 75 uint64_t s64[8]; /* for SHA384/512 */
69 76 } state;
70 77 /* number of bits */
71 78 union {
72 79 uint32_t c32[2]; /* for SHA256 , modulo 2^64 */
73 80 uint64_t c64[2]; /* for SHA384/512, modulo 2^128 */
74 81 } count;
75 82 union {
76 83 uint8_t buf8[128]; /* undigested input */
77 84 uint32_t buf32[32]; /* realigned input */
78 85 uint64_t buf64[16]; /* realigned input */
79 86 } buf_un;
80 87 } SHA2_CTX;
81 88
82 89 typedef SHA2_CTX SHA256_CTX;
83 90 typedef SHA2_CTX SHA384_CTX;
84 91 typedef SHA2_CTX SHA512_CTX;
85 92
86 93 extern void SHA2Init(uint64_t mech, SHA2_CTX *);
87 94
88 95 extern void SHA2Update(SHA2_CTX *, const void *, size_t);
89 96
90 97 extern void SHA2Final(void *, SHA2_CTX *);
91 98
92 99 extern void SHA256Init(SHA256_CTX *);
93 100
94 101 extern void SHA256Update(SHA256_CTX *, const void *, size_t);
95 102
96 103 extern void SHA256Final(void *, SHA256_CTX *);
97 104
98 105 extern void SHA384Init(SHA384_CTX *);
99 106
100 107 extern void SHA384Update(SHA384_CTX *, const void *, size_t);
101 108
102 109 extern void SHA384Final(void *, SHA384_CTX *);
103 110
104 111 extern void SHA512Init(SHA512_CTX *);
105 112
106 113 extern void SHA512Update(SHA512_CTX *, const void *, size_t);
107 114
108 115 extern void SHA512Final(void *, SHA512_CTX *);
109 116
110 117 #ifdef _SHA2_IMPL
111 118 /*
112 119 * The following types/functions are all private to the implementation
113 120 * of the SHA2 functions and must not be used by consumers of the interface
114 121 */
115 122
116 123 /*
117 124 * List of support mechanisms in this module.
118 125 *
119 126 * It is important to note that in the module, division or modulus calculations
120 127 * are used on the enumerated type to determine which mechanism is being used;
121 128 * therefore, changing the order or additional mechanisms should be done
122 129 * carefully
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123 130 */
124 131 typedef enum sha2_mech_type {
125 132 SHA256_MECH_INFO_TYPE, /* SUN_CKM_SHA256 */
126 133 SHA256_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC */
127 134 SHA256_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC_GENERAL */
128 135 SHA384_MECH_INFO_TYPE, /* SUN_CKM_SHA384 */
129 136 SHA384_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC */
130 137 SHA384_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC_GENERAL */
131 138 SHA512_MECH_INFO_TYPE, /* SUN_CKM_SHA512 */
132 139 SHA512_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC */
133 - SHA512_HMAC_GEN_MECH_INFO_TYPE /* SUN_CKM_SHA512_HMAC_GENERAL */
140 + SHA512_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC_GENERAL */
141 + SHA512_224_MECH_INFO_TYPE, /* SUN_CKM_SHA512_224 */
142 + SHA512_256_MECH_INFO_TYPE /* SUN_CKM_SHA512_256 */
134 143 } sha2_mech_type_t;
135 144
136 145 #endif /* _SHA2_IMPL */
137 146
138 147 #ifdef __cplusplus
139 148 }
140 149 #endif
141 150
142 151 #endif /* _SYS_SHA2_H */
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