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Diffstat (limited to 'crypto/des/speed.c')
| -rw-r--r-- | crypto/des/speed.c | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/crypto/des/speed.c b/crypto/des/speed.c new file mode 100644 index 0000000000..250b697135 --- /dev/null +++ b/crypto/des/speed.c @@ -0,0 +1,329 @@ +/* crypto/des/speed.c */ +/* Copyright (C) 1995-1997 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.] + */ + +/* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */ +/* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */ + +#ifndef MSDOS +#define TIMES +#endif + +#include <stdio.h> +#ifndef MSDOS +#include <unistd.h> +#else +#include <io.h> +extern int exit(); +#endif +#include <signal.h> +#ifndef VMS +#ifndef _IRIX +#include <time.h> +#endif +#ifdef TIMES +#include <sys/types.h> +#include <sys/times.h> +#endif +#else /* VMS */ +#include <types.h> +struct tms { + time_t tms_utime; + time_t tms_stime; + time_t tms_uchild; /* I dunno... */ + time_t tms_uchildsys; /* so these names are a guess :-) */ + } +#endif +#ifndef TIMES +#include <sys/timeb.h> +#endif + +#ifdef sun +#include <limits.h> +#include <sys/param.h> +#endif + +#include "des.h" + +/* The following if from times(3) man page. It may need to be changed */ +#ifndef HZ +# ifndef CLK_TCK +# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ +# ifndef VMS +# define HZ 100.0 +# else /* VMS */ +# define HZ 100.0 +# endif +# else /* _BSD_CLK_TCK_ */ +# define HZ ((double)_BSD_CLK_TCK_) +# endif +# else /* CLK_TCK */ +# define HZ ((double)CLK_TCK) +# endif +#endif + +#define BUFSIZE ((long)1024) +long run=0; + +#ifndef NOPROTO +double Time_F(int s); +#else +double Time_F(); +#endif + +#ifdef SIGALRM +#if defined(__STDC__) || defined(sgi) || defined(_AIX) +#define SIGRETTYPE void +#else +#define SIGRETTYPE int +#endif + +#ifndef NOPROTO +SIGRETTYPE sig_done(int sig); +#else +SIGRETTYPE sig_done(); +#endif + +SIGRETTYPE sig_done(sig) +int sig; + { + signal(SIGALRM,sig_done); + run=0; +#ifdef LINT + sig=sig; +#endif + } +#endif + +#define START 0 +#define STOP 1 + +double Time_F(s) +int s; + { + double ret; +#ifdef TIMES + static struct tms tstart,tend; + + if (s == START) + { + times(&tstart); + return(0); + } + else + { + times(&tend); + ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; + return((ret == 0.0)?1e-6:ret); + } +#else /* !times() */ + static struct timeb tstart,tend; + long i; + + if (s == START) + { + ftime(&tstart); + return(0); + } + else + { + ftime(&tend); + i=(long)tend.millitm-(long)tstart.millitm; + ret=((double)(tend.time-tstart.time))+((double)i)/1e3; + return((ret == 0.0)?1e-6:ret); + } +#endif + } + +int main(argc,argv) +int argc; +char **argv; + { + long count; + static unsigned char buf[BUFSIZE]; + static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0}; + static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12}; + static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34}; + des_key_schedule sch,sch2,sch3; + double a,b,c,d,e; +#ifndef SIGALRM + long ca,cb,cc,cd,ce; +#endif + +#ifndef TIMES + printf("To get the most acurate results, try to run this\n"); + printf("program when this computer is idle.\n"); +#endif + + des_set_key((C_Block *)key2,sch2); + des_set_key((C_Block *)key3,sch3); + +#ifndef SIGALRM + printf("First we calculate the approximate speed ...\n"); + des_set_key((C_Block *)key,sch); + count=10; + do { + long i; + DES_LONG data[2]; + + count*=2; + Time_F(START); + for (i=count; i; i--) + des_encrypt(data,&(sch[0]),DES_ENCRYPT); + d=Time_F(STOP); + } while (d < 3.0); + ca=count; + cb=count*3; + cc=count*3*8/BUFSIZE+1; + cd=count*8/BUFSIZE+1; + ce=count/20+1; + printf("Doing set_key %ld times\n",ca); +#define COND(d) (count != (d)) +#define COUNT(d) (d) +#else +#define COND(c) (run) +#define COUNT(d) (count) + signal(SIGALRM,sig_done); + printf("Doing set_key for 10 seconds\n"); + alarm(10); +#endif + + Time_F(START); + for (count=0,run=1; COND(ca); count++) + des_set_key((C_Block *)key,sch); + d=Time_F(STOP); + printf("%ld set_key's in %.2f seconds\n",count,d); + a=((double)COUNT(ca))/d; + +#ifdef SIGALRM + printf("Doing des_encrypt's for 10 seconds\n"); + alarm(10); +#else + printf("Doing des_encrypt %ld times\n",cb); +#endif + Time_F(START); + for (count=0,run=1; COND(cb); count++) + { + DES_LONG data[2]; + + des_encrypt(data,&(sch[0]),DES_ENCRYPT); + } + d=Time_F(STOP); + printf("%ld des_encrypt's in %.2f second\n",count,d); + b=((double)COUNT(cb)*8)/d; + +#ifdef SIGALRM + printf("Doing des_cbc_encrypt on %ld byte blocks for 10 seconds\n", + BUFSIZE); + alarm(10); +#else + printf("Doing des_cbc_encrypt %ld times on %ld byte blocks\n",cc, + BUFSIZE); +#endif + Time_F(START); + for (count=0,run=1; COND(cc); count++) + des_ncbc_encrypt((C_Block *)buf,(C_Block *)buf,BUFSIZE,&(sch[0]), + (C_Block *)&(key[0]),DES_ENCRYPT); + d=Time_F(STOP); + printf("%ld des_cbc_encrypt's of %ld byte blocks in %.2f second\n", + count,BUFSIZE,d); + c=((double)COUNT(cc)*BUFSIZE)/d; + +#ifdef SIGALRM + printf("Doing des_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n", + BUFSIZE); + alarm(10); +#else + printf("Doing des_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd, + BUFSIZE); +#endif + Time_F(START); + for (count=0,run=1; COND(cd); count++) + des_ede3_cbc_encrypt((C_Block *)buf,(C_Block *)buf,BUFSIZE, + &(sch[0]), + &(sch2[0]), + &(sch3[0]), + (C_Block *)&(key[0]), + DES_ENCRYPT); + d=Time_F(STOP); + printf("%ld des_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n", + count,BUFSIZE,d); + d=((double)COUNT(cd)*BUFSIZE)/d; + +#ifdef SIGALRM + printf("Doing crypt for 10 seconds\n"); + alarm(10); +#else + printf("Doing crypt %ld times\n",ce); +#endif + Time_F(START); + for (count=0,run=1; COND(ce); count++) + crypt("testing1","ef"); + e=Time_F(STOP); + printf("%ld crypts in %.2f second\n",count,e); + e=((double)COUNT(ce))/e; + + printf("set_key per sec = %12.2f (%5.1fuS)\n",a,1.0e6/a); + printf("DES raw ecb bytes per sec = %12.2f (%5.1fuS)\n",b,8.0e6/b); + printf("DES cbc bytes per sec = %12.2f (%5.1fuS)\n",c,8.0e6/c); + printf("DES ede cbc bytes per sec = %12.2f (%5.1fuS)\n",d,8.0e6/d); + printf("crypt per sec = %12.2f (%5.1fuS)\n",e,1.0e6/e); + exit(0); +#if defined(LINT) || defined(MSDOS) + return(0); +#endif + } |