/* bugs/stream.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #include <stdio.h> #include <openssl/rc4.h> #ifdef OPENSSL_NO_DES #include <des.h> #else #include <openssl/des.h> #endif /* show how stream ciphers are not very good. The mac has no affect * on RC4 while it does for cfb DES */ main() { fprintf(stderr,"rc4\n"); rc4(); fprintf(stderr,"cfb des\n"); des(); } int des() { des_key_schedule ks; des_cblock iv,key; int num; static char *keystr="01234567"; static char *in1="0123456789ABCEDFdata 12345"; static char *in2="9876543210abcdefdata 12345"; unsigned char out[100]; int i; des_set_key((des_cblock *)keystr,ks); num=0; memset(iv,0,8); des_cfb64_encrypt(in1,out,26,ks,(des_cblock *)iv,&num,1); for (i=0; i<26; i++) fprintf(stderr,"%02X ",out[i]); fprintf(stderr,"\n"); num=0; memset(iv,0,8); des_cfb64_encrypt(in2,out,26,ks,(des_cblock *)iv,&num,1); for (i=0; i<26; i++) fprintf(stderr,"%02X ",out[i]); fprintf(stderr,"\n"); } int rc4() { static char *keystr="0123456789abcdef"; RC4_KEY key; unsigned char in[100],out[100]; int i; RC4_set_key(&key,16,keystr); in[0]='\0'; strcpy(in,"0123456789ABCEDFdata 12345"); RC4(key,26,in,out); for (i=0; i<26; i++) fprintf(stderr,"%02X ",out[i]); fprintf(stderr,"\n"); RC4_set_key(&key,16,keystr); in[0]='\0'; strcpy(in,"9876543210abcdefdata 12345"); RC4(key,26,in,out); for (i=0; i<26; i++) fprintf(stderr,"%02X ",out[i]); fprintf(stderr,"\n"); }