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e9e202cf | 1 | /* crypto/rand/rand_lcl.h */ |
8ad7635e UM |
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 | * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. | |
60 | * | |
61 | * Redistribution and use in source and binary forms, with or without | |
62 | * modification, are permitted provided that the following conditions | |
63 | * are met: | |
64 | * | |
65 | * 1. Redistributions of source code must retain the above copyright | |
66 | * notice, this list of conditions and the following disclaimer. | |
67 | * | |
68 | * 2. Redistributions in binary form must reproduce the above copyright | |
69 | * notice, this list of conditions and the following disclaimer in | |
70 | * the documentation and/or other materials provided with the | |
71 | * distribution. | |
72 | * | |
73 | * 3. All advertising materials mentioning features or use of this | |
74 | * software must display the following acknowledgment: | |
75 | * "This product includes software developed by the OpenSSL Project | |
76 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
77 | * | |
78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
79 | * endorse or promote products derived from this software without | |
80 | * prior written permission. For written permission, please contact | |
81 | * openssl-core@openssl.org. | |
82 | * | |
83 | * 5. Products derived from this software may not be called "OpenSSL" | |
84 | * nor may "OpenSSL" appear in their names without prior written | |
85 | * permission of the OpenSSL Project. | |
86 | * | |
87 | * 6. Redistributions of any form whatsoever must retain the following | |
88 | * acknowledgment: | |
89 | * "This product includes software developed by the OpenSSL Project | |
90 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
91 | * | |
92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
103 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
104 | * ==================================================================== | |
105 | * | |
106 | * This product includes cryptographic software written by Eric Young | |
107 | * (eay@cryptsoft.com). This product includes software written by Tim | |
108 | * Hudson (tjh@cryptsoft.com). | |
109 | * | |
110 | */ | |
111 | ||
112 | #ifndef HEADER_RAND_LCL_H | |
113 | #define HEADER_RAND_LCL_H | |
114 | ||
e8734731 | 115 | #define ENTROPY_NEEDED 32 /* require 256 bits = 32 bytes of randomness */ |
8ad7635e UM |
116 | |
117 | ||
118 | #if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND) | |
cf1b7d96 | 119 | #if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1) |
8ad7635e | 120 | #define USE_SHA1_RAND |
cf1b7d96 | 121 | #elif !defined(OPENSSL_NO_MD5) |
8ad7635e | 122 | #define USE_MD5_RAND |
cf1b7d96 | 123 | #elif !defined(OPENSSL_NO_MDC2) && !defined(OPENSSL_NO_DES) |
8ad7635e | 124 | #define USE_MDC2_RAND |
cf1b7d96 | 125 | #elif !defined(OPENSSL_NO_MD2) |
8ad7635e UM |
126 | #define USE_MD2_RAND |
127 | #else | |
128 | #error No message digest algorithm available | |
129 | #endif | |
130 | #endif | |
131 | ||
e9e202cf | 132 | #include <openssl/evp.h> |
323f289c | 133 | #define MD_Update(a,b,c) EVP_DigestUpdate(a,b,c) |
20d2186c | 134 | #define MD_Final(a,b) EVP_DigestFinal_ex(a,b,NULL) |
8ad7635e | 135 | #if defined(USE_MD5_RAND) |
ea7150b0 | 136 | #include <openssl/md5.h> |
8ad7635e | 137 | #define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH |
20d2186c | 138 | #define MD_Init(a) EVP_DigestInit_ex(a,EVP_md5(), NULL) |
cc2f5a80 | 139 | #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md5(), NULL) |
8ad7635e | 140 | #elif defined(USE_SHA1_RAND) |
ea7150b0 | 141 | #include <openssl/sha.h> |
8ad7635e | 142 | #define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH |
20d2186c | 143 | #define MD_Init(a) EVP_DigestInit_ex(a,EVP_sha1(), NULL) |
cc2f5a80 | 144 | #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_sha1(), NULL) |
8ad7635e | 145 | #elif defined(USE_MDC2_RAND) |
ea7150b0 | 146 | #include <openssl/mdc2.h> |
8ad7635e | 147 | #define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH |
20d2186c | 148 | #define MD_Init(a) EVP_DigestInit_ex(a,EVP_mdc2(), NULL) |
cc2f5a80 | 149 | #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_mdc2(), NULL) |
8ad7635e | 150 | #elif defined(USE_MD2_RAND) |
ea7150b0 | 151 | #include <openssl/md2.h> |
8ad7635e | 152 | #define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH |
20d2186c | 153 | #define MD_Init(a) EVP_DigestInit_ex(a,EVP_md2(), NULL) |
cc2f5a80 | 154 | #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md2(), NULL) |
8ad7635e UM |
155 | #endif |
156 | ||
157 | ||
158 | #endif |