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d02b48c6 | 1 | /* crypto/evp/m_sha1.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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. | |
0f113f3e | 8 | * |
d02b48c6 RE |
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). | |
0f113f3e | 15 | * |
d02b48c6 RE |
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. | |
0f113f3e | 22 | * |
d02b48c6 RE |
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 :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
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. | |
0f113f3e | 52 | * |
d02b48c6 RE |
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.] | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
60 | #include "cryptlib.h" | |
69104cdf | 61 | |
474e469b RS |
62 | #include <openssl/evp.h> |
63 | #include <openssl/objects.h> | |
64 | #include <openssl/sha.h> | |
65 | #ifndef OPENSSL_NO_RSA | |
66 | # include <openssl/rsa.h> | |
67 | #endif | |
d02b48c6 | 68 | |
26188931 | 69 | static int init(EVP_MD_CTX *ctx) |
0f113f3e MC |
70 | { |
71 | return SHA1_Init(ctx->md_data); | |
72 | } | |
73 | ||
74 | static int update(EVP_MD_CTX *ctx, const void *data, size_t count) | |
75 | { | |
76 | return SHA1_Update(ctx->md_data, data, count); | |
77 | } | |
78 | ||
79 | static int final(EVP_MD_CTX *ctx, unsigned char *md) | |
80 | { | |
81 | return SHA1_Final(md, ctx->md_data); | |
82 | } | |
83 | ||
84 | static const EVP_MD sha1_md = { | |
85 | NID_sha1, | |
86 | NID_sha1WithRSAEncryption, | |
87 | SHA_DIGEST_LENGTH, | |
88 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, | |
89 | init, | |
90 | update, | |
91 | final, | |
92 | NULL, | |
93 | NULL, | |
94 | EVP_PKEY_NULL_method, | |
95 | SHA_CBLOCK, | |
96 | sizeof(EVP_MD *) + sizeof(SHA_CTX), | |
97 | }; | |
d02b48c6 | 98 | |
13588350 | 99 | const EVP_MD *EVP_sha1(void) |
0f113f3e MC |
100 | { |
101 | return (&sha1_md); | |
102 | } | |
31c2ac1c | 103 | |
31c2ac1c | 104 | static int init224(EVP_MD_CTX *ctx) |
0f113f3e MC |
105 | { |
106 | return SHA224_Init(ctx->md_data); | |
107 | } | |
108 | ||
31c2ac1c | 109 | static int init256(EVP_MD_CTX *ctx) |
0f113f3e MC |
110 | { |
111 | return SHA256_Init(ctx->md_data); | |
112 | } | |
113 | ||
31c2ac1c AP |
114 | /* |
115 | * Even though there're separate SHA224_[Update|Final], we call | |
116 | * SHA256 functions even in SHA224 context. This is what happens | |
117 | * there anyway, so we can spare few CPU cycles:-) | |
118 | */ | |
0f113f3e MC |
119 | static int update256(EVP_MD_CTX *ctx, const void *data, size_t count) |
120 | { | |
121 | return SHA256_Update(ctx->md_data, data, count); | |
122 | } | |
123 | ||
124 | static int final256(EVP_MD_CTX *ctx, unsigned char *md) | |
125 | { | |
126 | return SHA256_Final(md, ctx->md_data); | |
127 | } | |
128 | ||
129 | static const EVP_MD sha224_md = { | |
130 | NID_sha224, | |
131 | NID_sha224WithRSAEncryption, | |
132 | SHA224_DIGEST_LENGTH, | |
133 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, | |
134 | init224, | |
135 | update256, | |
136 | final256, | |
137 | NULL, | |
138 | NULL, | |
139 | EVP_PKEY_NULL_method, | |
140 | SHA256_CBLOCK, | |
141 | sizeof(EVP_MD *) + sizeof(SHA256_CTX), | |
142 | }; | |
31c2ac1c AP |
143 | |
144 | const EVP_MD *EVP_sha224(void) | |
0f113f3e MC |
145 | { |
146 | return (&sha224_md); | |
147 | } | |
148 | ||
149 | static const EVP_MD sha256_md = { | |
150 | NID_sha256, | |
151 | NID_sha256WithRSAEncryption, | |
152 | SHA256_DIGEST_LENGTH, | |
153 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, | |
154 | init256, | |
155 | update256, | |
156 | final256, | |
157 | NULL, | |
158 | NULL, | |
159 | EVP_PKEY_NULL_method, | |
160 | SHA256_CBLOCK, | |
161 | sizeof(EVP_MD *) + sizeof(SHA256_CTX), | |
162 | }; | |
31c2ac1c AP |
163 | |
164 | const EVP_MD *EVP_sha256(void) | |
0f113f3e MC |
165 | { |
166 | return (&sha256_md); | |
167 | } | |
31c2ac1c | 168 | |
31c2ac1c | 169 | static int init384(EVP_MD_CTX *ctx) |
0f113f3e MC |
170 | { |
171 | return SHA384_Init(ctx->md_data); | |
172 | } | |
173 | ||
31c2ac1c | 174 | static int init512(EVP_MD_CTX *ctx) |
0f113f3e MC |
175 | { |
176 | return SHA512_Init(ctx->md_data); | |
177 | } | |
178 | ||
31c2ac1c | 179 | /* See comment in SHA224/256 section */ |
0f113f3e MC |
180 | static int update512(EVP_MD_CTX *ctx, const void *data, size_t count) |
181 | { | |
182 | return SHA512_Update(ctx->md_data, data, count); | |
183 | } | |
184 | ||
185 | static int final512(EVP_MD_CTX *ctx, unsigned char *md) | |
186 | { | |
187 | return SHA512_Final(md, ctx->md_data); | |
188 | } | |
189 | ||
190 | static const EVP_MD sha384_md = { | |
191 | NID_sha384, | |
192 | NID_sha384WithRSAEncryption, | |
193 | SHA384_DIGEST_LENGTH, | |
194 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, | |
195 | init384, | |
196 | update512, | |
197 | final512, | |
198 | NULL, | |
199 | NULL, | |
200 | EVP_PKEY_NULL_method, | |
201 | SHA512_CBLOCK, | |
202 | sizeof(EVP_MD *) + sizeof(SHA512_CTX), | |
203 | }; | |
31c2ac1c AP |
204 | |
205 | const EVP_MD *EVP_sha384(void) | |
0f113f3e MC |
206 | { |
207 | return (&sha384_md); | |
208 | } | |
209 | ||
210 | static const EVP_MD sha512_md = { | |
211 | NID_sha512, | |
212 | NID_sha512WithRSAEncryption, | |
213 | SHA512_DIGEST_LENGTH, | |
214 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT, | |
215 | init512, | |
216 | update512, | |
217 | final512, | |
218 | NULL, | |
219 | NULL, | |
220 | EVP_PKEY_NULL_method, | |
221 | SHA512_CBLOCK, | |
222 | sizeof(EVP_MD *) + sizeof(SHA512_CTX), | |
223 | }; | |
31c2ac1c AP |
224 | |
225 | const EVP_MD *EVP_sha512(void) | |
0f113f3e MC |
226 | { |
227 | return (&sha512_md); | |
228 | } |