Import OpenSSL-1.0.1d.
[dragonfly.git] / crypto / openssl / crypto / evp / m_sha1.c
CommitLineData
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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.
22 *
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.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61
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62#ifndef OPENSSL_FIPS
63
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64#ifndef OPENSSL_NO_SHA
65
66#include <openssl/evp.h>
67#include <openssl/objects.h>
9bb344e0 68#include <openssl/sha.h>
5bd86ce5 69#ifndef OPENSSL_NO_RSA
56276539 70#include <openssl/rsa.h>
5bd86ce5 71#endif
56276539 72
672590bc 73
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74static int init(EVP_MD_CTX *ctx)
75 { return SHA1_Init(ctx->md_data); }
76
77static int update(EVP_MD_CTX *ctx,const void *data,size_t count)
78 { return SHA1_Update(ctx->md_data,data,count); }
79
80static int final(EVP_MD_CTX *ctx,unsigned char *md)
81 { return SHA1_Final(md,ctx->md_data); }
82
83static const EVP_MD sha1_md=
84 {
85 NID_sha1,
86 NID_sha1WithRSAEncryption,
87 SHA_DIGEST_LENGTH,
919b01cc 88 EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT,
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89 init,
90 update,
91 final,
92 NULL,
93 NULL,
94 EVP_PKEY_RSA_method,
95 SHA_CBLOCK,
96 sizeof(EVP_MD *)+sizeof(SHA_CTX),
97 };
98
99const EVP_MD *EVP_sha1(void)
100 {
101 return(&sha1_md);
102 }
919b01cc 103#endif
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104
105#ifndef OPENSSL_NO_SHA256
106static int init224(EVP_MD_CTX *ctx)
107 { return SHA224_Init(ctx->md_data); }
108static int init256(EVP_MD_CTX *ctx)
109 { return SHA256_Init(ctx->md_data); }
110/*
111 * Even though there're separate SHA224_[Update|Final], we call
112 * SHA256 functions even in SHA224 context. This is what happens
113 * there anyway, so we can spare few CPU cycles:-)
114 */
115static int update256(EVP_MD_CTX *ctx,const void *data,size_t count)
116 { return SHA256_Update(ctx->md_data,data,count); }
117static int final256(EVP_MD_CTX *ctx,unsigned char *md)
118 { return SHA256_Final(md,ctx->md_data); }
119
120static const EVP_MD sha224_md=
121 {
122 NID_sha224,
123 NID_sha224WithRSAEncryption,
124 SHA224_DIGEST_LENGTH,
919b01cc 125 EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT,
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126 init224,
127 update256,
128 final256,
129 NULL,
130 NULL,
131 EVP_PKEY_RSA_method,
132 SHA256_CBLOCK,
133 sizeof(EVP_MD *)+sizeof(SHA256_CTX),
134 };
135
136const EVP_MD *EVP_sha224(void)
137 { return(&sha224_md); }
138
139static const EVP_MD sha256_md=
140 {
141 NID_sha256,
142 NID_sha256WithRSAEncryption,
143 SHA256_DIGEST_LENGTH,
919b01cc 144 EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT,
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145 init256,
146 update256,
147 final256,
148 NULL,
149 NULL,
150 EVP_PKEY_RSA_method,
151 SHA256_CBLOCK,
152 sizeof(EVP_MD *)+sizeof(SHA256_CTX),
153 };
154
155const EVP_MD *EVP_sha256(void)
156 { return(&sha256_md); }
157#endif /* ifndef OPENSSL_NO_SHA256 */
158
159#ifndef OPENSSL_NO_SHA512
160static int init384(EVP_MD_CTX *ctx)
161 { return SHA384_Init(ctx->md_data); }
162static int init512(EVP_MD_CTX *ctx)
163 { return SHA512_Init(ctx->md_data); }
164/* See comment in SHA224/256 section */
165static int update512(EVP_MD_CTX *ctx,const void *data,size_t count)
166 { return SHA512_Update(ctx->md_data,data,count); }
167static int final512(EVP_MD_CTX *ctx,unsigned char *md)
168 { return SHA512_Final(md,ctx->md_data); }
169
170static const EVP_MD sha384_md=
171 {
172 NID_sha384,
173 NID_sha384WithRSAEncryption,
174 SHA384_DIGEST_LENGTH,
919b01cc 175 EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT,
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176 init384,
177 update512,
178 final512,
179 NULL,
180 NULL,
181 EVP_PKEY_RSA_method,
182 SHA512_CBLOCK,
183 sizeof(EVP_MD *)+sizeof(SHA512_CTX),
184 };
185
186const EVP_MD *EVP_sha384(void)
187 { return(&sha384_md); }
188
189static const EVP_MD sha512_md=
190 {
191 NID_sha512,
192 NID_sha512WithRSAEncryption,
193 SHA512_DIGEST_LENGTH,
919b01cc 194 EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT,
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195 init512,
196 update512,
197 final512,
198 NULL,
199 NULL,
200 EVP_PKEY_RSA_method,
201 SHA512_CBLOCK,
202 sizeof(EVP_MD *)+sizeof(SHA512_CTX),
203 };
204
205const EVP_MD *EVP_sha512(void)
206 { return(&sha512_md); }
207#endif /* ifndef OPENSSL_NO_SHA512 */
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208
209#endif