1 /* crypto/evp/m_sha1.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
62 #ifndef OPENSSL_NO_SHA
64 #include <openssl/evp.h>
65 #include <openssl/objects.h>
66 #include <openssl/x509.h>
67 #ifndef OPENSSL_NO_RSA
68 #include <openssl/rsa.h>
73 static int init(EVP_MD_CTX *ctx)
74 { return SHA1_Init(ctx->md_data); }
76 static int update(EVP_MD_CTX *ctx,const void *data,size_t count)
77 { return SHA1_Update(ctx->md_data,data,count); }
79 static int final(EVP_MD_CTX *ctx,unsigned char *md)
80 { return SHA1_Final(md,ctx->md_data); }
82 static const EVP_MD sha1_md=
85 NID_sha1WithRSAEncryption,
95 sizeof(EVP_MD *)+sizeof(SHA_CTX),
98 const EVP_MD *EVP_sha1(void)
103 #ifndef OPENSSL_NO_SHA256
104 static int init224(EVP_MD_CTX *ctx)
105 { return SHA224_Init(ctx->md_data); }
106 static int init256(EVP_MD_CTX *ctx)
107 { return SHA256_Init(ctx->md_data); }
109 * Even though there're separate SHA224_[Update|Final], we call
110 * SHA256 functions even in SHA224 context. This is what happens
111 * there anyway, so we can spare few CPU cycles:-)
113 static int update256(EVP_MD_CTX *ctx,const void *data,size_t count)
114 { return SHA256_Update(ctx->md_data,data,count); }
115 static int final256(EVP_MD_CTX *ctx,unsigned char *md)
116 { return SHA256_Final(md,ctx->md_data); }
118 static const EVP_MD sha224_md=
121 NID_sha224WithRSAEncryption,
122 SHA224_DIGEST_LENGTH,
131 sizeof(EVP_MD *)+sizeof(SHA256_CTX),
134 const EVP_MD *EVP_sha224(void)
135 { return(&sha224_md); }
137 static const EVP_MD sha256_md=
140 NID_sha256WithRSAEncryption,
141 SHA256_DIGEST_LENGTH,
150 sizeof(EVP_MD *)+sizeof(SHA256_CTX),
153 const EVP_MD *EVP_sha256(void)
154 { return(&sha256_md); }
155 #endif /* ifndef OPENSSL_NO_SHA256 */
157 #ifndef OPENSSL_NO_SHA512
158 static int init384(EVP_MD_CTX *ctx)
159 { return SHA384_Init(ctx->md_data); }
160 static int init512(EVP_MD_CTX *ctx)
161 { return SHA512_Init(ctx->md_data); }
162 /* See comment in SHA224/256 section */
163 static int update512(EVP_MD_CTX *ctx,const void *data,size_t count)
164 { return SHA512_Update(ctx->md_data,data,count); }
165 static int final512(EVP_MD_CTX *ctx,unsigned char *md)
166 { return SHA512_Final(md,ctx->md_data); }
168 static const EVP_MD sha384_md=
171 NID_sha384WithRSAEncryption,
172 SHA384_DIGEST_LENGTH,
181 sizeof(EVP_MD *)+sizeof(SHA512_CTX),
184 const EVP_MD *EVP_sha384(void)
185 { return(&sha384_md); }
187 static const EVP_MD sha512_md=
190 NID_sha512WithRSAEncryption,
191 SHA512_DIGEST_LENGTH,
200 sizeof(EVP_MD *)+sizeof(SHA512_CTX),
203 const EVP_MD *EVP_sha512(void)
204 { return(&sha512_md); }
205 #endif /* ifndef OPENSSL_NO_SHA512 */