1/*
2 * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <openssl/opensslconf.h>
11
12#include <openssl/obj_mac.h>
13#include <openssl/sha.h> /* diverse SHA macros */
14#include "internal/sha3.h" /* KECCAK1600_WIDTH */
15#include "crypto/evp.h"
16
17static const EVP_MD sha1_md = {
18 NID_sha1,
19 NID_sha1WithRSAEncryption,
20 SHA_DIGEST_LENGTH,
21 EVP_MD_FLAG_DIGALGID_ABSENT,
22 NULL,
23 NULL,
24 NULL,
25 NULL,
26 NULL,
27 SHA_CBLOCK,
28};
29
30const EVP_MD *EVP_sha1(void)
31{
32 return &sha1_md;
33}
34
35static const EVP_MD sha224_md = {
36 NID_sha224,
37 NID_sha224WithRSAEncryption,
38 SHA224_DIGEST_LENGTH,
39 EVP_MD_FLAG_DIGALGID_ABSENT,
40 NULL,
41 NULL,
42 NULL,
43 NULL,
44 NULL,
45 SHA256_CBLOCK,
46};
47
48const EVP_MD *EVP_sha224(void)
49{
50 return &sha224_md;
51}
52
53static const EVP_MD sha256_md = {
54 NID_sha256,
55 NID_sha256WithRSAEncryption,
56 SHA256_DIGEST_LENGTH,
57 EVP_MD_FLAG_DIGALGID_ABSENT,
58 NULL,
59 NULL,
60 NULL,
61 NULL,
62 NULL,
63 SHA256_CBLOCK,
64};
65
66const EVP_MD *EVP_sha256(void)
67{
68 return &sha256_md;
69}
70
71static const EVP_MD sha512_224_md = {
72 NID_sha512_224,
73 NID_sha512_224WithRSAEncryption,
74 SHA224_DIGEST_LENGTH,
75 EVP_MD_FLAG_DIGALGID_ABSENT,
76 NULL,
77 NULL,
78 NULL,
79 NULL,
80 NULL,
81 SHA512_CBLOCK,
82};
83
84const EVP_MD *EVP_sha512_224(void)
85{
86 return &sha512_224_md;
87}
88
89static const EVP_MD sha512_256_md = {
90 NID_sha512_256,
91 NID_sha512_256WithRSAEncryption,
92 SHA256_DIGEST_LENGTH,
93 EVP_MD_FLAG_DIGALGID_ABSENT,
94 NULL,
95 NULL,
96 NULL,
97 NULL,
98 NULL,
99 SHA512_CBLOCK,
100};
101
102const EVP_MD *EVP_sha512_256(void)
103{
104 return &sha512_256_md;
105}
106
107static const EVP_MD sha384_md = {
108 NID_sha384,
109 NID_sha384WithRSAEncryption,
110 SHA384_DIGEST_LENGTH,
111 EVP_MD_FLAG_DIGALGID_ABSENT,
112 NULL,
113 NULL,
114 NULL,
115 NULL,
116 NULL,
117 SHA512_CBLOCK,
118};
119
120const EVP_MD *EVP_sha384(void)
121{
122 return &sha384_md;
123}
124
125static const EVP_MD sha512_md = {
126 NID_sha512,
127 NID_sha512WithRSAEncryption,
128 SHA512_DIGEST_LENGTH,
129 EVP_MD_FLAG_DIGALGID_ABSENT,
130 NULL,
131 NULL,
132 NULL,
133 NULL,
134 NULL,
135 SHA512_CBLOCK,
136};
137
138const EVP_MD *EVP_sha512(void)
139{
140 return &sha512_md;
141}
142
143# define EVP_MD_SHA3(bitlen) \
144 const EVP_MD *EVP_sha3_##bitlen(void) \
145 { \
146 static const EVP_MD sha3_##bitlen##_md = { \
147 NID_sha3_##bitlen, \
148 NID_RSA_SHA3_##bitlen, \
149 bitlen / 8, \
150 EVP_MD_FLAG_DIGALGID_ABSENT, \
151 NULL, \
152 NULL, \
153 NULL, \
154 NULL, \
155 NULL, \
156 (KECCAK1600_WIDTH - bitlen * 2) / 8, \
157 }; \
158 return &sha3_##bitlen##_md; \
159 }
160# define EVP_MD_SHAKE(bitlen) \
161 const EVP_MD *EVP_shake##bitlen(void) \
162 { \
163 static const EVP_MD shake##bitlen##_md = { \
164 NID_shake##bitlen, \
165 0, \
166 bitlen / 8, \
167 EVP_MD_FLAG_XOF, \
168 NULL, \
169 NULL, \
170 NULL, \
171 NULL, \
172 NULL, \
173 (KECCAK1600_WIDTH - bitlen * 2) / 8, \
174 }; \
175 return &shake##bitlen##_md; \
176 }
177
178EVP_MD_SHA3(224)
179EVP_MD_SHA3(256)
180EVP_MD_SHA3(384)
181EVP_MD_SHA3(512)
182
183EVP_MD_SHAKE(128)
184EVP_MD_SHAKE(256)
185