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031e5cce SM |
1 | /* crypto/evp/m_sha1.c */ |
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
3 | * All rights reserved. | |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
8 | * | |
9 | * This library is free for commercial and non-commercial use as long as | |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 | * | |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
b6f94dbe | 22 | * |
031e5cce SM |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 | * the apps directory (application code) you must include an acknowledgement: | |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 | * | |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
52 | * | |
53 | * The licence and distribution terms for any publically available version or | |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
3e575651 SL |
57 | */ |
58 | ||
59 | #include <stdio.h> | |
031e5cce | 60 | #include "cryptlib.h" |
3e575651 | 61 | |
031e5cce SM |
62 | #ifndef OPENSSL_NO_SHA |
63 | ||
64 | # include <openssl/evp.h> | |
65 | # include <openssl/objects.h> | |
66 | # include <openssl/sha.h> | |
67 | # ifndef OPENSSL_NO_RSA | |
68 | # include <openssl/rsa.h> | |
69 | # endif | |
3e575651 SL |
70 | |
71 | static int init(EVP_MD_CTX *ctx) | |
d3819813 | 72 | { |
031e5cce | 73 | return SHA1_Init(ctx->md_data); |
d3819813 MTL |
74 | } |
75 | ||
76 | static int update(EVP_MD_CTX *ctx, const void *data, size_t count) | |
77 | { | |
031e5cce | 78 | return SHA1_Update(ctx->md_data, data, count); |
d3819813 MTL |
79 | } |
80 | ||
81 | static int final(EVP_MD_CTX *ctx, unsigned char *md) | |
82 | { | |
031e5cce | 83 | return SHA1_Final(md, ctx->md_data); |
d3819813 MTL |
84 | } |
85 | ||
86 | static const EVP_MD sha1_md = { | |
87 | NID_sha1, | |
88 | NID_sha1WithRSAEncryption, | |
89 | SHA_DIGEST_LENGTH, | |
031e5cce | 90 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, |
d3819813 MTL |
91 | init, |
92 | update, | |
93 | final, | |
94 | NULL, | |
95 | NULL, | |
031e5cce | 96 | EVP_PKEY_RSA_method, |
d3819813 MTL |
97 | SHA_CBLOCK, |
98 | sizeof(EVP_MD *) + sizeof(SHA_CTX), | |
99 | }; | |
3e575651 SL |
100 | |
101 | const EVP_MD *EVP_sha1(void) | |
d3819813 MTL |
102 | { |
103 | return (&sha1_md); | |
104 | } | |
031e5cce | 105 | #endif |
3e575651 | 106 | |
031e5cce | 107 | #ifndef OPENSSL_NO_SHA256 |
3e575651 | 108 | static int init224(EVP_MD_CTX *ctx) |
d3819813 | 109 | { |
031e5cce | 110 | return SHA224_Init(ctx->md_data); |
d3819813 MTL |
111 | } |
112 | ||
3e575651 | 113 | static int init256(EVP_MD_CTX *ctx) |
d3819813 | 114 | { |
031e5cce | 115 | return SHA256_Init(ctx->md_data); |
d3819813 MTL |
116 | } |
117 | ||
3e575651 SL |
118 | /* |
119 | * Even though there're separate SHA224_[Update|Final], we call | |
120 | * SHA256 functions even in SHA224 context. This is what happens | |
121 | * there anyway, so we can spare few CPU cycles:-) | |
122 | */ | |
d3819813 MTL |
123 | static int update256(EVP_MD_CTX *ctx, const void *data, size_t count) |
124 | { | |
031e5cce | 125 | return SHA256_Update(ctx->md_data, data, count); |
d3819813 MTL |
126 | } |
127 | ||
128 | static int final256(EVP_MD_CTX *ctx, unsigned char *md) | |
129 | { | |
031e5cce | 130 | return SHA256_Final(md, ctx->md_data); |
d3819813 MTL |
131 | } |
132 | ||
133 | static const EVP_MD sha224_md = { | |
134 | NID_sha224, | |
135 | NID_sha224WithRSAEncryption, | |
136 | SHA224_DIGEST_LENGTH, | |
031e5cce | 137 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, |
d3819813 MTL |
138 | init224, |
139 | update256, | |
140 | final256, | |
141 | NULL, | |
142 | NULL, | |
031e5cce | 143 | EVP_PKEY_RSA_method, |
d3819813 MTL |
144 | SHA256_CBLOCK, |
145 | sizeof(EVP_MD *) + sizeof(SHA256_CTX), | |
146 | }; | |
3e575651 SL |
147 | |
148 | const EVP_MD *EVP_sha224(void) | |
d3819813 MTL |
149 | { |
150 | return (&sha224_md); | |
151 | } | |
152 | ||
153 | static const EVP_MD sha256_md = { | |
154 | NID_sha256, | |
155 | NID_sha256WithRSAEncryption, | |
156 | SHA256_DIGEST_LENGTH, | |
031e5cce | 157 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, |
d3819813 MTL |
158 | init256, |
159 | update256, | |
160 | final256, | |
161 | NULL, | |
162 | NULL, | |
031e5cce | 163 | EVP_PKEY_RSA_method, |
d3819813 MTL |
164 | SHA256_CBLOCK, |
165 | sizeof(EVP_MD *) + sizeof(SHA256_CTX), | |
166 | }; | |
3e575651 SL |
167 | |
168 | const EVP_MD *EVP_sha256(void) | |
d3819813 MTL |
169 | { |
170 | return (&sha256_md); | |
171 | } | |
031e5cce | 172 | #endif /* ifndef OPENSSL_NO_SHA256 */ |
3e575651 | 173 | |
031e5cce | 174 | #ifndef OPENSSL_NO_SHA512 |
3e575651 | 175 | static int init384(EVP_MD_CTX *ctx) |
d3819813 | 176 | { |
031e5cce | 177 | return SHA384_Init(ctx->md_data); |
d3819813 MTL |
178 | } |
179 | ||
3e575651 | 180 | static int init512(EVP_MD_CTX *ctx) |
d3819813 | 181 | { |
031e5cce | 182 | return SHA512_Init(ctx->md_data); |
d3819813 MTL |
183 | } |
184 | ||
3e575651 | 185 | /* See comment in SHA224/256 section */ |
d3819813 MTL |
186 | static int update512(EVP_MD_CTX *ctx, const void *data, size_t count) |
187 | { | |
031e5cce | 188 | return SHA512_Update(ctx->md_data, data, count); |
d3819813 MTL |
189 | } |
190 | ||
191 | static int final512(EVP_MD_CTX *ctx, unsigned char *md) | |
192 | { | |
031e5cce | 193 | return SHA512_Final(md, ctx->md_data); |
d3819813 MTL |
194 | } |
195 | ||
196 | static const EVP_MD sha384_md = { | |
197 | NID_sha384, | |
198 | NID_sha384WithRSAEncryption, | |
199 | SHA384_DIGEST_LENGTH, | |
031e5cce | 200 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, |
d3819813 MTL |
201 | init384, |
202 | update512, | |
203 | final512, | |
204 | NULL, | |
205 | NULL, | |
031e5cce | 206 | EVP_PKEY_RSA_method, |
d3819813 MTL |
207 | SHA512_CBLOCK, |
208 | sizeof(EVP_MD *) + sizeof(SHA512_CTX), | |
209 | }; | |
3e575651 SL |
210 | |
211 | const EVP_MD *EVP_sha384(void) | |
d3819813 MTL |
212 | { |
213 | return (&sha384_md); | |
214 | } | |
215 | ||
216 | static const EVP_MD sha512_md = { | |
217 | NID_sha512, | |
218 | NID_sha512WithRSAEncryption, | |
219 | SHA512_DIGEST_LENGTH, | |
031e5cce | 220 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, |
d3819813 MTL |
221 | init512, |
222 | update512, | |
223 | final512, | |
224 | NULL, | |
225 | NULL, | |
031e5cce | 226 | EVP_PKEY_RSA_method, |
d3819813 MTL |
227 | SHA512_CBLOCK, |
228 | sizeof(EVP_MD *) + sizeof(SHA512_CTX), | |
229 | }; | |
3e575651 SL |
230 | |
231 | const EVP_MD *EVP_sha512(void) | |
d3819813 MTL |
232 | { |
233 | return (&sha512_md); | |
234 | } | |
031e5cce | 235 | #endif /* ifndef OPENSSL_NO_SHA512 */ |