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d02b48c6 | 1 | /* bugs/stream.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. | |
40720ce3 | 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). | |
40720ce3 | 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. | |
40720ce3 | 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 :-). | |
40720ce3 | 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)" | |
40720ce3 | 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. | |
40720ce3 | 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> | |
ec577822 | 60 | #include <openssl/rc4.h> |
cf1b7d96 | 61 | #ifdef OPENSSL_NO_DES |
40720ce3 | 62 | # include <des.h> |
d02b48c6 | 63 | #else |
40720ce3 | 64 | # include <openssl/des.h> |
d02b48c6 RE |
65 | #endif |
66 | ||
40720ce3 MC |
67 | /* |
68 | * show how stream ciphers are not very good. The mac has no affect on RC4 | |
69 | * while it does for cfb DES | |
d02b48c6 RE |
70 | */ |
71 | ||
72 | main() | |
40720ce3 MC |
73 | { |
74 | fprintf(stderr, "rc4\n"); | |
75 | rc4(); | |
76 | fprintf(stderr, "cfb des\n"); | |
77 | des(); | |
78 | } | |
d02b48c6 RE |
79 | |
80 | int des() | |
40720ce3 MC |
81 | { |
82 | des_key_schedule ks; | |
83 | des_cblock iv, key; | |
84 | int num; | |
85 | static char *keystr = "01234567"; | |
86 | static char *in1 = "0123456789ABCEDFdata 12345"; | |
87 | static char *in2 = "9876543210abcdefdata 12345"; | |
88 | unsigned char out[100]; | |
89 | int i; | |
d02b48c6 | 90 | |
40720ce3 | 91 | des_set_key((des_cblock *)keystr, ks); |
d02b48c6 | 92 | |
40720ce3 MC |
93 | num = 0; |
94 | memset(iv, 0, 8); | |
95 | des_cfb64_encrypt(in1, out, 26, ks, (des_cblock *)iv, &num, 1); | |
96 | for (i = 0; i < 26; i++) | |
97 | fprintf(stderr, "%02X ", out[i]); | |
98 | fprintf(stderr, "\n"); | |
d02b48c6 | 99 | |
40720ce3 MC |
100 | num = 0; |
101 | memset(iv, 0, 8); | |
102 | des_cfb64_encrypt(in2, out, 26, ks, (des_cblock *)iv, &num, 1); | |
103 | for (i = 0; i < 26; i++) | |
104 | fprintf(stderr, "%02X ", out[i]); | |
105 | fprintf(stderr, "\n"); | |
106 | } | |
d02b48c6 RE |
107 | |
108 | int rc4() | |
40720ce3 MC |
109 | { |
110 | static char *keystr = "0123456789abcdef"; | |
111 | RC4_KEY key; | |
112 | unsigned char in[100], out[100]; | |
113 | int i; | |
d02b48c6 | 114 | |
40720ce3 MC |
115 | RC4_set_key(&key, 16, keystr); |
116 | in[0] = '\0'; | |
117 | strcpy(in, "0123456789ABCEDFdata 12345"); | |
118 | RC4(key, 26, in, out); | |
d02b48c6 | 119 | |
40720ce3 MC |
120 | for (i = 0; i < 26; i++) |
121 | fprintf(stderr, "%02X ", out[i]); | |
122 | fprintf(stderr, "\n"); | |
d02b48c6 | 123 | |
40720ce3 MC |
124 | RC4_set_key(&key, 16, keystr); |
125 | in[0] = '\0'; | |
126 | strcpy(in, "9876543210abcdefdata 12345"); | |
127 | RC4(key, 26, in, out); | |
d02b48c6 | 128 | |
40720ce3 MC |
129 | for (i = 0; i < 26; i++) |
130 | fprintf(stderr, "%02X ", out[i]); | |
131 | fprintf(stderr, "\n"); | |
132 | } |