mirror of
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bc36ee6227
missed any. This compiles and runs on Linux, and external applications have no problems with it. The definite test will be to build this on VMS.
251 lines
7.0 KiB
C
251 lines
7.0 KiB
C
/* crypto/rc4/rc4speed.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */
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/* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */
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#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC))
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#define TIMES
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#endif
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#include <stdio.h>
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#include <openssl/e_os2.h>
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#include OPENSSL_UNISTD_IO
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OPENSSL_DECLARE_EXIT
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#include <signal.h>
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#ifndef _IRIX
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#include <time.h>
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#endif
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#ifdef TIMES
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#include <sys/types.h>
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#include <sys/times.h>
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#endif
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/* Depending on the VMS version, the tms structure is perhaps defined.
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The __TMS macro will show if it was. If it wasn't defined, we should
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undefine TIMES, since that tells the rest of the program how things
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should be handled. -- Richard Levitte */
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#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
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#undef TIMES
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#endif
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#ifndef TIMES
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#include <sys/timeb.h>
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#endif
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#if defined(sun) || defined(__ultrix)
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#define _POSIX_SOURCE
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#include <limits.h>
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#include <sys/param.h>
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#endif
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#include <openssl/rc4.h>
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/* The following if from times(3) man page. It may need to be changed */
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#ifndef HZ
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#ifndef CLK_TCK
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#define HZ 100.0
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#else /* CLK_TCK */
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#define HZ ((double)CLK_TCK)
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#endif
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#endif
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#define BUFSIZE ((long)1024)
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long run=0;
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double Time_F(int s);
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#ifdef SIGALRM
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#if defined(__STDC__) || defined(sgi) || defined(_AIX)
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#define SIGRETTYPE void
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#else
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#define SIGRETTYPE int
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#endif
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SIGRETTYPE sig_done(int sig);
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SIGRETTYPE sig_done(int sig)
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{
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signal(SIGALRM,sig_done);
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run=0;
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#ifdef LINT
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sig=sig;
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#endif
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}
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#endif
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#define START 0
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#define STOP 1
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double Time_F(int s)
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{
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double ret;
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#ifdef TIMES
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static struct tms tstart,tend;
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if (s == START)
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{
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times(&tstart);
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return(0);
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}
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else
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{
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times(&tend);
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ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
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return((ret == 0.0)?1e-6:ret);
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}
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#else /* !times() */
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static struct timeb tstart,tend;
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long i;
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if (s == START)
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{
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ftime(&tstart);
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return(0);
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}
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else
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{
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ftime(&tend);
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i=(long)tend.millitm-(long)tstart.millitm;
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ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
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return((ret == 0.0)?1e-6:ret);
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}
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#endif
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}
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int main(int argc, char **argv)
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{
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long count;
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static unsigned char buf[BUFSIZE];
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static unsigned char key[] ={
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0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
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0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,
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};
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RC4_KEY sch;
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double a,b,c,d;
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#ifndef SIGALRM
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long ca,cb,cc;
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#endif
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#ifndef TIMES
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printf("To get the most accurate results, try to run this\n");
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printf("program when this computer is idle.\n");
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#endif
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#ifndef SIGALRM
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printf("First we calculate the approximate speed ...\n");
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RC4_set_key(&sch,16,key);
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count=10;
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do {
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long i;
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unsigned long data[2];
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count*=2;
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Time_F(START);
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for (i=count; i; i--)
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RC4(&sch,8,buf,buf);
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d=Time_F(STOP);
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} while (d < 3.0);
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ca=count/512;
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cc=count*8/BUFSIZE+1;
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printf("Doing RC4_set_key %ld times\n",ca);
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#define COND(d) (count != (d))
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#define COUNT(d) (d)
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#else
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#define COND(c) (run)
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#define COUNT(d) (count)
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signal(SIGALRM,sig_done);
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printf("Doing RC4_set_key for 10 seconds\n");
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alarm(10);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(ca); count+=4)
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{
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RC4_set_key(&sch,16,key);
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RC4_set_key(&sch,16,key);
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RC4_set_key(&sch,16,key);
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RC4_set_key(&sch,16,key);
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}
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d=Time_F(STOP);
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printf("%ld RC4_set_key's in %.2f seconds\n",count,d);
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a=((double)COUNT(ca))/d;
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#ifdef SIGALRM
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printf("Doing RC4 on %ld byte blocks for 10 seconds\n",BUFSIZE);
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alarm(10);
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#else
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printf("Doing RC4 %ld times on %ld byte blocks\n",cc,BUFSIZE);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(cc); count++)
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RC4(&sch,BUFSIZE,buf,buf);
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d=Time_F(STOP);
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printf("%ld RC4's of %ld byte blocks in %.2f second\n",
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count,BUFSIZE,d);
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c=((double)COUNT(cc)*BUFSIZE)/d;
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printf("RC4 set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
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printf("RC4 bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
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exit(0);
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#if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
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return(0);
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#endif
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}
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