132 lines
4.5 KiB
C
132 lines
4.5 KiB
C
/* 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 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");
|
|
}
|