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d02b48c6 | 1 | /* crypto/rand/randtest.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 <stdlib.h> | |
ec577822 | 61 | #include <openssl/rand.h> |
d02b48c6 | 62 | |
55f78baf RL |
63 | #include "../e_os.h" |
64 | ||
d02b48c6 RE |
65 | /* some FIPS 140-1 random number test */ |
66 | /* some simple tests */ | |
67 | ||
0f113f3e MC |
68 | int main(int argc, char **argv) |
69 | { | |
70 | unsigned char buf[2500]; | |
71 | int i, j, k, s, sign, nsign, err = 0; | |
72 | unsigned long n1; | |
73 | unsigned long n2[16]; | |
74 | unsigned long runs[2][34]; | |
75 | /* | |
76 | * double d; | |
77 | */ | |
78 | long d; | |
d02b48c6 | 79 | |
266483d2 MC |
80 | i = RAND_bytes(buf, 2500); |
81 | if (i <= 0) { | |
0f113f3e MC |
82 | printf("init failed, the rand method is not properly installed\n"); |
83 | err++; | |
84 | goto err; | |
85 | } | |
d02b48c6 | 86 | |
0f113f3e MC |
87 | n1 = 0; |
88 | for (i = 0; i < 16; i++) | |
89 | n2[i] = 0; | |
90 | for (i = 0; i < 34; i++) | |
91 | runs[0][i] = runs[1][i] = 0; | |
d02b48c6 | 92 | |
0f113f3e MC |
93 | /* test 1 and 2 */ |
94 | sign = 0; | |
95 | nsign = 0; | |
96 | for (i = 0; i < 2500; i++) { | |
97 | j = buf[i]; | |
d02b48c6 | 98 | |
0f113f3e MC |
99 | n2[j & 0x0f]++; |
100 | n2[(j >> 4) & 0x0f]++; | |
d02b48c6 | 101 | |
0f113f3e MC |
102 | for (k = 0; k < 8; k++) { |
103 | s = (j & 0x01); | |
104 | if (s == sign) | |
105 | nsign++; | |
106 | else { | |
107 | if (nsign > 34) | |
108 | nsign = 34; | |
109 | if (nsign != 0) { | |
110 | runs[sign][nsign - 1]++; | |
111 | if (nsign > 6) | |
112 | runs[sign][5]++; | |
113 | } | |
114 | sign = s; | |
115 | nsign = 1; | |
116 | } | |
d02b48c6 | 117 | |
0f113f3e MC |
118 | if (s) |
119 | n1++; | |
120 | j >>= 1; | |
121 | } | |
122 | } | |
123 | if (nsign > 34) | |
124 | nsign = 34; | |
125 | if (nsign != 0) | |
126 | runs[sign][nsign - 1]++; | |
d02b48c6 | 127 | |
0f113f3e MC |
128 | /* test 1 */ |
129 | if (!((9654 < n1) && (n1 < 10346))) { | |
130 | printf("test 1 failed, X=%lu\n", n1); | |
131 | err++; | |
132 | } | |
133 | printf("test 1 done\n"); | |
d02b48c6 | 134 | |
0f113f3e | 135 | /* test 2 */ |
0f113f3e MC |
136 | d = 0; |
137 | for (i = 0; i < 16; i++) | |
138 | d += n2[i] * n2[i]; | |
139 | d = (d * 8) / 25 - 500000; | |
140 | if (!((103 < d) && (d < 5740))) { | |
141 | printf("test 2 failed, X=%ld.%02ld\n", d / 100L, d % 100L); | |
142 | err++; | |
143 | } | |
144 | printf("test 2 done\n"); | |
145 | ||
146 | /* test 3 */ | |
147 | for (i = 0; i < 2; i++) { | |
148 | if (!((2267 < runs[i][0]) && (runs[i][0] < 2733))) { | |
149 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
150 | i, 1, runs[i][0]); | |
151 | err++; | |
152 | } | |
153 | if (!((1079 < runs[i][1]) && (runs[i][1] < 1421))) { | |
154 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
155 | i, 2, runs[i][1]); | |
156 | err++; | |
157 | } | |
158 | if (!((502 < runs[i][2]) && (runs[i][2] < 748))) { | |
159 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
160 | i, 3, runs[i][2]); | |
161 | err++; | |
162 | } | |
163 | if (!((223 < runs[i][3]) && (runs[i][3] < 402))) { | |
164 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
165 | i, 4, runs[i][3]); | |
166 | err++; | |
167 | } | |
168 | if (!((90 < runs[i][4]) && (runs[i][4] < 223))) { | |
169 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
170 | i, 5, runs[i][4]); | |
171 | err++; | |
172 | } | |
173 | if (!((90 < runs[i][5]) && (runs[i][5] < 223))) { | |
174 | printf("test 3 failed, bit=%d run=%d num=%lu\n", | |
175 | i, 6, runs[i][5]); | |
176 | err++; | |
177 | } | |
178 | } | |
179 | printf("test 3 done\n"); | |
d02b48c6 | 180 | |
0f113f3e MC |
181 | /* test 4 */ |
182 | if (runs[0][33] != 0) { | |
183 | printf("test 4 failed, bit=%d run=%d num=%lu\n", 0, 34, runs[0][33]); | |
184 | err++; | |
185 | } | |
186 | if (runs[1][33] != 0) { | |
187 | printf("test 4 failed, bit=%d run=%d num=%lu\n", 1, 34, runs[1][33]); | |
188 | err++; | |
189 | } | |
190 | printf("test 4 done\n"); | |
5ef67042 | 191 | err: |
0f113f3e | 192 | err = ((err) ? 1 : 0); |
4d8743f4 | 193 | #ifdef OPENSSL_SYS_NETWARE |
0f113f3e MC |
194 | if (err) |
195 | printf("ERROR: %d\n", err); | |
4d8743f4 | 196 | #endif |
0f113f3e | 197 | EXIT(err); |
0f113f3e | 198 | } |