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