[people/ms/strongswan.git] / src / libfreeswan / libdes / des / des_opts.c

/* crypto/des/des_opts.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.]
 */

/* define PART1, PART2, PART3 or PART4 to build only with a few of the options.
 * This is for machines with 64k code segment size restrictions. */

#ifndef MSDOS
#define TIMES
#endif

#include <stdio.h>
#ifndef MSDOS
#include <unistd.h>
#else
#include <io.h>
extern void 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_locl.h"
#include "spr.h"

#define DES_DEFAULT_OPTIONS

#if !defined(PART1) && !defined(PART2) && !defined(PART3) && !defined(PART4)
#define PART1
#define PART2
#define PART3
#define PART4
#endif

#ifdef PART1

#undef DES_UNROLL
#undef DES_RISC1
#undef DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#define des_encrypt  des_encrypt_u4_cisc_idx
#define des_encrypt2 des_encrypt2_u4_cisc_idx
#define des_encrypt3 des_encrypt3_u4_cisc_idx
#define des_decrypt3 des_decrypt3_u4_cisc_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#undef DES_RISC1
#undef DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_cisc_idx
#define des_encrypt2 des_encrypt2_u16_cisc_idx
#define des_encrypt3 des_encrypt3_u16_cisc_idx
#define des_decrypt3 des_decrypt3_u16_cisc_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#undef DES_UNROLL
#define DES_RISC1
#undef DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u4_risc1_idx
#define des_encrypt2 des_encrypt2_u4_risc1_idx
#define des_encrypt3 des_encrypt3_u4_risc1_idx
#define des_decrypt3 des_decrypt3_u4_risc1_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#endif

#ifdef PART2

#undef DES_UNROLL
#undef DES_RISC1
#define DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u4_risc2_idx
#define des_encrypt2 des_encrypt2_u4_risc2_idx
#define des_encrypt3 des_encrypt3_u4_risc2_idx
#define des_decrypt3 des_decrypt3_u4_risc2_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#define DES_RISC1
#undef DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_risc1_idx
#define des_encrypt2 des_encrypt2_u16_risc1_idx
#define des_encrypt3 des_encrypt3_u16_risc1_idx
#define des_decrypt3 des_decrypt3_u16_risc1_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#undef DES_RISC1
#define DES_RISC2
#undef DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_risc2_idx
#define des_encrypt2 des_encrypt2_u16_risc2_idx
#define des_encrypt3 des_encrypt3_u16_risc2_idx
#define des_decrypt3 des_decrypt3_u16_risc2_idx
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#endif

#ifdef PART3

#undef DES_UNROLL
#undef DES_RISC1
#undef DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u4_cisc_ptr
#define des_encrypt2 des_encrypt2_u4_cisc_ptr
#define des_encrypt3 des_encrypt3_u4_cisc_ptr
#define des_decrypt3 des_decrypt3_u4_cisc_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#undef DES_RISC1
#undef DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_cisc_ptr
#define des_encrypt2 des_encrypt2_u16_cisc_ptr
#define des_encrypt3 des_encrypt3_u16_cisc_ptr
#define des_decrypt3 des_decrypt3_u16_cisc_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#undef DES_UNROLL
#define DES_RISC1
#undef DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u4_risc1_ptr
#define des_encrypt2 des_encrypt2_u4_risc1_ptr
#define des_encrypt3 des_encrypt3_u4_risc1_ptr
#define des_decrypt3 des_decrypt3_u4_risc1_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#endif

#ifdef PART4

#undef DES_UNROLL
#undef DES_RISC1
#define DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u4_risc2_ptr
#define des_encrypt2 des_encrypt2_u4_risc2_ptr
#define des_encrypt3 des_encrypt3_u4_risc2_ptr
#define des_decrypt3 des_decrypt3_u4_risc2_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#define DES_RISC1
#undef DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_risc1_ptr
#define des_encrypt2 des_encrypt2_u16_risc1_ptr
#define des_encrypt3 des_encrypt3_u16_risc1_ptr
#define des_decrypt3 des_decrypt3_u16_risc1_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#define DES_UNROLL
#undef DES_RISC1
#define DES_RISC2
#define DES_PTR
#undef D_ENCRYPT
#undef des_encrypt
#undef des_encrypt2
#undef des_encrypt3
#undef des_decrypt3
#define des_encrypt  des_encrypt_u16_risc2_ptr
#define des_encrypt2 des_encrypt2_u16_risc2_ptr
#define des_encrypt3 des_encrypt3_u16_risc2_ptr
#define des_decrypt3 des_decrypt3_u16_risc2_ptr
#undef HEADER_DES_LOCL_H
#include "des_enc.c"

#endif

/* 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)
#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)/1000.0;
		return((ret == 0.0)?1e-6:ret);
		}
#endif
	}

#ifdef SIGALRM
#define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
#else
#define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
#endif
	
#define time_it(func,name,index) \
	print_name(name); \
	Time_F(START); \
	for (count=0,run=1; COND(cb); count++) \
		{ \
		unsigned long d[2]; \
		func(d,&(sch[0]),DES_ENCRYPT); \
		} \
	tm[index]=Time_F(STOP); \
	fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
	tm[index]=((double)COUNT(cb))/tm[index];

#define print_it(name,index) \
	fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
		tm[index]*8,1.0e6/tm[index]);

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 d,tm[16],max=0;
	int rank[16];
	char *str[16];
	int max_idx=0,i,num=0,j;
#ifndef SIGALARM
	long ca,cb,cc,cd,ce;
#endif

	for (i=0; i<12; i++)
		{
		tm[i]=0.0;
		rank[i]=0;
		}

#ifndef TIMES
	fprintf(stderr,"To get the most acurate results, try to run this\n");
	fprintf(stderr,"program when this computer is idle.\n");
#endif

	des_set_key((C_Block *)key,sch);
	des_set_key((C_Block *)key2,sch2);
	des_set_key((C_Block *)key3,sch3);

#ifndef SIGALRM
	fprintf(stderr,"First we calculate the approximate speed ...\n");
	des_set_key((C_Block *)key,sch);
	count=10;
	do	{
		long i;
		unsigned 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;
#define COND(d) (count != (d))
#define COUNT(d) (d)
#else
#define COND(c) (run)
#define COUNT(d) (count)
        signal(SIGALRM,sig_done);
        alarm(10);
#endif

#ifdef PART1
	time_it(des_encrypt_u4_cisc_idx,  "des_encrypt_u4_cisc_idx  ", 0);
	time_it(des_encrypt_u16_cisc_idx, "des_encrypt_u16_cisc_idx ", 1);
	time_it(des_encrypt_u4_risc1_idx, "des_encrypt_u4_risc1_idx ", 2);
	num+=3;
#endif
#ifdef PART2
	time_it(des_encrypt_u16_risc1_idx,"des_encrypt_u16_risc1_idx", 3);
	time_it(des_encrypt_u4_risc2_idx, "des_encrypt_u4_risc2_idx ", 4);
	time_it(des_encrypt_u16_risc2_idx,"des_encrypt_u16_risc2_idx", 5);
	num+=3;
#endif
#ifdef PART3
	time_it(des_encrypt_u4_cisc_ptr,  "des_encrypt_u4_cisc_ptr  ", 6);
	time_it(des_encrypt_u16_cisc_ptr, "des_encrypt_u16_cisc_ptr ", 7);
	time_it(des_encrypt_u4_risc1_ptr, "des_encrypt_u4_risc1_ptr ", 8);
	num+=3;
#endif
#ifdef PART4
	time_it(des_encrypt_u16_risc1_ptr,"des_encrypt_u16_risc1_ptr", 9);
	time_it(des_encrypt_u4_risc2_ptr, "des_encrypt_u4_risc2_ptr ",10);
	time_it(des_encrypt_u16_risc2_ptr,"des_encrypt_u16_risc2_ptr",11);
	num+=3;
#endif

#ifdef PART1
	str[0]=" 4  c i";
	print_it("des_encrypt_u4_cisc_idx  ",0);
	max=tm[0];
	max_idx=0;
	str[1]="16  c i";
	print_it("des_encrypt_u16_cisc_idx ",1);
	if (max < tm[1]) { max=tm[1]; max_idx=1; }
	str[2]=" 4 r1 i";
	print_it("des_encrypt_u4_risc1_idx ",2);
	if (max < tm[2]) { max=tm[2]; max_idx=2; }
#endif
#ifdef PART2
	str[3]="16 r1 i";
	print_it("des_encrypt_u16_risc1_idx",3);
	if (max < tm[3]) { max=tm[3]; max_idx=3; }
	str[4]=" 4 r2 i";
	print_it("des_encrypt_u4_risc2_idx ",4);
	if (max < tm[4]) { max=tm[4]; max_idx=4; }
	str[5]="16 r2 i";
	print_it("des_encrypt_u16_risc2_idx",5);
	if (max < tm[5]) { max=tm[5]; max_idx=5; }
#endif
#ifdef PART3
	str[6]=" 4  c p";
	print_it("des_encrypt_u4_cisc_ptr  ",6);
	if (max < tm[6]) { max=tm[6]; max_idx=6; }
	str[7]="16  c p";
	print_it("des_encrypt_u16_cisc_ptr ",7);
	if (max < tm[7]) { max=tm[7]; max_idx=7; }
	str[8]=" 4 r1 p";
	print_it("des_encrypt_u4_risc1_ptr ",8);
	if (max < tm[8]) { max=tm[8]; max_idx=8; }
#endif
#ifdef PART4
	str[9]="16 r1 p";
	print_it("des_encrypt_u16_risc1_ptr",9);
	if (max < tm[9]) { max=tm[9]; max_idx=9; }
	str[10]=" 4 r2 p";
	print_it("des_encrypt_u4_risc2_ptr ",10);
	if (max < tm[10]) { max=tm[10]; max_idx=10; }
	str[11]="16 r2 p";
	print_it("des_encrypt_u16_risc2_ptr",11);
	if (max < tm[11]) { max=tm[11]; max_idx=11; }
#endif
	printf("options    des ecb/s\n");
	printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
	d=tm[max_idx];
	tm[max_idx]= -2.0;
	max= -1.0;
	for (;;)
		{
		for (i=0; i<12; i++)
			{
			if (max < tm[i]) { max=tm[i]; j=i; }
			}
		if (max < 0.0) break;
		printf("%s %12.2f  %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
		tm[j]= -2.0;
		max= -1.0;
		}

	switch (max_idx)
		{
	case 0:
		printf("-DDES_DEFAULT_OPTIONS\n");
		break;
	case 1:
		printf("-DDES_UNROLL\n");
		break;
	case 2:
		printf("-DDES_RISC1\n");
		break;
	case 3:
		printf("-DDES_UNROLL -DDES_RISC1\n");
		break;
	case 4:
		printf("-DDES_RISC2\n");
		break;
	case 5:
		printf("-DDES_UNROLL -DDES_RISC2\n");
		break;
	case 6:
		printf("-DDES_PTR\n");
		break;
	case 7:
		printf("-DDES_UNROLL -DDES_PTR\n");
		break;
	case 8:
		printf("-DDES_RISC1 -DDES_PTR\n");
		break;
	case 9:
		printf("-DDES_UNROLL -DDES_RISC1 -DDES_PTR\n");
		break;
	case 10:
		printf("-DDES_RISC2 -DDES_PTR\n");
		break;
	case 11:
		printf("-DDES_UNROLL -DDES_RISC2 -DDES_PTR\n");
		break;
		}
	exit(0);
#if defined(LINT) || defined(MSDOS)
	return(0);
#endif
	}
Commit	Line	Data
997358a6 MW	1	/* crypto/des/des_opts.c */
	2	/* Copyright (C) 1995-1997 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	/* define PART1, PART2, PART3 or PART4 to build only with a few of the options.
	60	* This is for machines with 64k code segment size restrictions. */
	61
	62	#ifndef MSDOS
	63	#define TIMES
	64	#endif
65
66	#include <stdio.h>
67	#ifndef MSDOS
68	#include <unistd.h>
69	#else
70	#include <io.h>
71	extern void exit();
72	#endif
73	#include <signal.h>
74	#ifndef VMS
75	#ifndef _IRIX
76	#include <time.h>
77	#endif
78	#ifdef TIMES
79	#include <sys/types.h>
80	#include <sys/times.h>
81	#endif
82	#else /* VMS */
83	#include <types.h>
84	struct tms {
85	time_t tms_utime;
86	time_t tms_stime;
87	time_t tms_uchild; /* I dunno... */
88	time_t tms_uchildsys; /* so these names are a guess :-) */
89	}
90	#endif
91	#ifndef TIMES
92	#include <sys/timeb.h>
93	#endif
94
95	#ifdef sun
96	#include <limits.h>
97	#include <sys/param.h>
98	#endif
99
100	#include "des_locl.h"
101	#include "spr.h"
102
103	#define DES_DEFAULT_OPTIONS
104
105	#if !defined(PART1) && !defined(PART2) && !defined(PART3) && !defined(PART4)
106	#define PART1
107	#define PART2
108	#define PART3
109	#define PART4
110	#endif
111
112	#ifdef PART1
113
114	#undef DES_UNROLL
115	#undef DES_RISC1
116	#undef DES_RISC2
117	#undef DES_PTR
118	#undef D_ENCRYPT
119	#define des_encrypt des_encrypt_u4_cisc_idx
120	#define des_encrypt2 des_encrypt2_u4_cisc_idx
121	#define des_encrypt3 des_encrypt3_u4_cisc_idx
122	#define des_decrypt3 des_decrypt3_u4_cisc_idx
123	#undef HEADER_DES_LOCL_H
124	#include "des_enc.c"
125
126	#define DES_UNROLL
127	#undef DES_RISC1
128	#undef DES_RISC2
129	#undef DES_PTR
130	#undef D_ENCRYPT
131	#undef des_encrypt
132	#undef des_encrypt2
133	#undef des_encrypt3
134	#undef des_decrypt3
135	#define des_encrypt des_encrypt_u16_cisc_idx
136	#define des_encrypt2 des_encrypt2_u16_cisc_idx
137	#define des_encrypt3 des_encrypt3_u16_cisc_idx
138	#define des_decrypt3 des_decrypt3_u16_cisc_idx
139	#undef HEADER_DES_LOCL_H
140	#include "des_enc.c"
141
142	#undef DES_UNROLL
143	#define DES_RISC1
144	#undef DES_RISC2
145	#undef DES_PTR
146	#undef D_ENCRYPT
147	#undef des_encrypt
148	#undef des_encrypt2
149	#undef des_encrypt3
150	#undef des_decrypt3
151	#define des_encrypt des_encrypt_u4_risc1_idx
152	#define des_encrypt2 des_encrypt2_u4_risc1_idx
153	#define des_encrypt3 des_encrypt3_u4_risc1_idx
154	#define des_decrypt3 des_decrypt3_u4_risc1_idx
155	#undef HEADER_DES_LOCL_H
156	#include "des_enc.c"
157
158	#endif
159
160	#ifdef PART2
161
162	#undef DES_UNROLL
163	#undef DES_RISC1
164	#define DES_RISC2
165	#undef DES_PTR
166	#undef D_ENCRYPT
167	#undef des_encrypt
168	#undef des_encrypt2
169	#undef des_encrypt3
170	#undef des_decrypt3
171	#define des_encrypt des_encrypt_u4_risc2_idx
172	#define des_encrypt2 des_encrypt2_u4_risc2_idx
173	#define des_encrypt3 des_encrypt3_u4_risc2_idx
174	#define des_decrypt3 des_decrypt3_u4_risc2_idx
175	#undef HEADER_DES_LOCL_H
176	#include "des_enc.c"
177
178	#define DES_UNROLL
179	#define DES_RISC1
180	#undef DES_RISC2
181	#undef DES_PTR
182	#undef D_ENCRYPT
183	#undef des_encrypt
184	#undef des_encrypt2
185	#undef des_encrypt3
186	#undef des_decrypt3
187	#define des_encrypt des_encrypt_u16_risc1_idx
188	#define des_encrypt2 des_encrypt2_u16_risc1_idx
189	#define des_encrypt3 des_encrypt3_u16_risc1_idx
190	#define des_decrypt3 des_decrypt3_u16_risc1_idx
191	#undef HEADER_DES_LOCL_H
192	#include "des_enc.c"
193
194	#define DES_UNROLL
195	#undef DES_RISC1
196	#define DES_RISC2
197	#undef DES_PTR
198	#undef D_ENCRYPT
199	#undef des_encrypt
200	#undef des_encrypt2
201	#undef des_encrypt3
202	#undef des_decrypt3
203	#define des_encrypt des_encrypt_u16_risc2_idx
204	#define des_encrypt2 des_encrypt2_u16_risc2_idx
205	#define des_encrypt3 des_encrypt3_u16_risc2_idx
206	#define des_decrypt3 des_decrypt3_u16_risc2_idx
207	#undef HEADER_DES_LOCL_H
208	#include "des_enc.c"
209
210	#endif
211
212	#ifdef PART3
213
214	#undef DES_UNROLL
215	#undef DES_RISC1
216	#undef DES_RISC2
217	#define DES_PTR
218	#undef D_ENCRYPT
219	#undef des_encrypt
220	#undef des_encrypt2
221	#undef des_encrypt3
222	#undef des_decrypt3
223	#define des_encrypt des_encrypt_u4_cisc_ptr
224	#define des_encrypt2 des_encrypt2_u4_cisc_ptr
225	#define des_encrypt3 des_encrypt3_u4_cisc_ptr
226	#define des_decrypt3 des_decrypt3_u4_cisc_ptr
227	#undef HEADER_DES_LOCL_H
228	#include "des_enc.c"
229
230	#define DES_UNROLL
231	#undef DES_RISC1
232	#undef DES_RISC2
233	#define DES_PTR
234	#undef D_ENCRYPT
235	#undef des_encrypt
236	#undef des_encrypt2
237	#undef des_encrypt3
238	#undef des_decrypt3
239	#define des_encrypt des_encrypt_u16_cisc_ptr
240	#define des_encrypt2 des_encrypt2_u16_cisc_ptr
241	#define des_encrypt3 des_encrypt3_u16_cisc_ptr
242	#define des_decrypt3 des_decrypt3_u16_cisc_ptr
243	#undef HEADER_DES_LOCL_H
244	#include "des_enc.c"
245
246	#undef DES_UNROLL
247	#define DES_RISC1
248	#undef DES_RISC2
249	#define DES_PTR
250	#undef D_ENCRYPT
251	#undef des_encrypt
252	#undef des_encrypt2
253	#undef des_encrypt3
254	#undef des_decrypt3
255	#define des_encrypt des_encrypt_u4_risc1_ptr
256	#define des_encrypt2 des_encrypt2_u4_risc1_ptr
257	#define des_encrypt3 des_encrypt3_u4_risc1_ptr
258	#define des_decrypt3 des_decrypt3_u4_risc1_ptr
259	#undef HEADER_DES_LOCL_H
260	#include "des_enc.c"
261
262	#endif
263
264	#ifdef PART4
265
266	#undef DES_UNROLL
267	#undef DES_RISC1
268	#define DES_RISC2
269	#define DES_PTR
270	#undef D_ENCRYPT
271	#undef des_encrypt
272	#undef des_encrypt2
273	#undef des_encrypt3
274	#undef des_decrypt3
275	#define des_encrypt des_encrypt_u4_risc2_ptr
276	#define des_encrypt2 des_encrypt2_u4_risc2_ptr
277	#define des_encrypt3 des_encrypt3_u4_risc2_ptr
278	#define des_decrypt3 des_decrypt3_u4_risc2_ptr
279	#undef HEADER_DES_LOCL_H
280	#include "des_enc.c"
281
282	#define DES_UNROLL
283	#define DES_RISC1
284	#undef DES_RISC2
285	#define DES_PTR
286	#undef D_ENCRYPT
287	#undef des_encrypt
288	#undef des_encrypt2
289	#undef des_encrypt3
290	#undef des_decrypt3
291	#define des_encrypt des_encrypt_u16_risc1_ptr
292	#define des_encrypt2 des_encrypt2_u16_risc1_ptr
293	#define des_encrypt3 des_encrypt3_u16_risc1_ptr
294	#define des_decrypt3 des_decrypt3_u16_risc1_ptr
295	#undef HEADER_DES_LOCL_H
296	#include "des_enc.c"
297
298	#define DES_UNROLL
299	#undef DES_RISC1
300	#define DES_RISC2
301	#define DES_PTR
302	#undef D_ENCRYPT
303	#undef des_encrypt
304	#undef des_encrypt2
305	#undef des_encrypt3
306	#undef des_decrypt3
307	#define des_encrypt des_encrypt_u16_risc2_ptr
308	#define des_encrypt2 des_encrypt2_u16_risc2_ptr
309	#define des_encrypt3 des_encrypt3_u16_risc2_ptr
310	#define des_decrypt3 des_decrypt3_u16_risc2_ptr
311	#undef HEADER_DES_LOCL_H
312	#include "des_enc.c"
313
314	#endif
315
316	/* The following if from times(3) man page. It may need to be changed */
317	#ifndef HZ
318	# ifndef CLK_TCK
319	# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
320	# ifndef VMS
321	# define HZ 100.0
322	# else /* VMS */
323	# define HZ 100.0
324	# endif
325	# else /* _BSD_CLK_TCK_ */
326	# define HZ ((double)_BSD_CLK_TCK_)
327	# endif
328	# else /* CLK_TCK */
329	# define HZ ((double)CLK_TCK)
330	# endif
331	#endif
332
333	#define BUFSIZE ((long)1024)
334	long run=0;
335
336	#ifndef NOPROTO
337	double Time_F(int s);
338	#else
339	double Time_F();
340	#endif
341
342	#ifdef SIGALRM
343	#if defined(__STDC__) \|\| defined(sgi)
344	#define SIGRETTYPE void
345	#else
346	#define SIGRETTYPE int
347	#endif
348
349	#ifndef NOPROTO
350	SIGRETTYPE sig_done(int sig);
351	#else
352	SIGRETTYPE sig_done();
353	#endif
354
355	SIGRETTYPE sig_done(sig)
356	int sig;
357	{
358	signal(SIGALRM,sig_done);
359	run=0;
360	#ifdef LINT
361	sig=sig;
362	#endif
363	}
364	#endif
365
366	#define START 0
367	#define STOP 1
368
369	double Time_F(s)
370	int s;
371	{
372	double ret;
373	#ifdef TIMES
374	static struct tms tstart,tend;
375
376	if (s == START)
377	{
378	times(&tstart);
379	return(0);
380	}
381	else
382	{
383	times(&tend);
384	ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
385	return((ret == 0.0)?1e-6:ret);
386	}
387	#else /* !times() */
388	static struct timeb tstart,tend;
389	long i;
390
391	if (s == START)
392	{
393	ftime(&tstart);
394	return(0);
395	}
396	else
397	{
398	ftime(&tend);
399	i=(long)tend.millitm-(long)tstart.millitm;
400	ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
401	return((ret == 0.0)?1e-6:ret);
402	}
403	#endif
404	}
405
406	#ifdef SIGALRM
407	#define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
408	#else
409	#define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
410	#endif
411
412	#define time_it(func,name,index) \
413	print_name(name); \
414	Time_F(START); \
415	for (count=0,run=1; COND(cb); count++) \
416	{ \
417	unsigned long d[2]; \
418	func(d,&(sch[0]),DES_ENCRYPT); \
419	} \
420	tm[index]=Time_F(STOP); \
421	fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
422	tm[index]=((double)COUNT(cb))/tm[index];
423
424	#define print_it(name,index) \
425	fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
426	tm[index]*8,1.0e6/tm[index]);
427
428	int main(argc,argv)
429	int argc;
430	char **argv;
431	{
432	long count;
433	static unsigned char buf[BUFSIZE];
434	static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
435	static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
436	static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
437	des_key_schedule sch,sch2,sch3;
438	double d,tm[16],max=0;
439	int rank[16];
440	char *str[16];
441	int max_idx=0,i,num=0,j;
442	#ifndef SIGALARM
443	long ca,cb,cc,cd,ce;
444	#endif
445
446	for (i=0; i<12; i++)
447	{
448	tm[i]=0.0;
449	rank[i]=0;
450	}
451
452	#ifndef TIMES
453	fprintf(stderr,"To get the most acurate results, try to run this\n");
454	fprintf(stderr,"program when this computer is idle.\n");
455	#endif
456
457	des_set_key((C_Block *)key,sch);
458	des_set_key((C_Block *)key2,sch2);
459	des_set_key((C_Block *)key3,sch3);
460
461	#ifndef SIGALRM
462	fprintf(stderr,"First we calculate the approximate speed ...\n");
463	des_set_key((C_Block *)key,sch);
464	count=10;
465	do {
466	long i;
467	unsigned long data[2];
468
469	count*=2;
470	Time_F(START);
471	for (i=count; i; i--)
472	des_encrypt(data,&(sch[0]),DES_ENCRYPT);
473	d=Time_F(STOP);
474	} while (d < 3.0);
475	ca=count;
476	cb=count*3;
477	cc=count38/BUFSIZE+1;
478	cd=count*8/BUFSIZE+1;
479
480	ce=count/20+1;
481	#define COND(d) (count != (d))
482	#define COUNT(d) (d)
483	#else
484	#define COND(c) (run)
485	#define COUNT(d) (count)
486	signal(SIGALRM,sig_done);
487	alarm(10);
488	#endif
489
490	#ifdef PART1
491	time_it(des_encrypt_u4_cisc_idx, "des_encrypt_u4_cisc_idx ", 0);
492	time_it(des_encrypt_u16_cisc_idx, "des_encrypt_u16_cisc_idx ", 1);
493	time_it(des_encrypt_u4_risc1_idx, "des_encrypt_u4_risc1_idx ", 2);
494	num+=3;
495	#endif
496	#ifdef PART2
497	time_it(des_encrypt_u16_risc1_idx,"des_encrypt_u16_risc1_idx", 3);
498	time_it(des_encrypt_u4_risc2_idx, "des_encrypt_u4_risc2_idx ", 4);
499	time_it(des_encrypt_u16_risc2_idx,"des_encrypt_u16_risc2_idx", 5);
500	num+=3;
501	#endif
502	#ifdef PART3
503	time_it(des_encrypt_u4_cisc_ptr, "des_encrypt_u4_cisc_ptr ", 6);
504	time_it(des_encrypt_u16_cisc_ptr, "des_encrypt_u16_cisc_ptr ", 7);
505	time_it(des_encrypt_u4_risc1_ptr, "des_encrypt_u4_risc1_ptr ", 8);
506	num+=3;
507	#endif
508	#ifdef PART4
509	time_it(des_encrypt_u16_risc1_ptr,"des_encrypt_u16_risc1_ptr", 9);
510	time_it(des_encrypt_u4_risc2_ptr, "des_encrypt_u4_risc2_ptr ",10);
511	time_it(des_encrypt_u16_risc2_ptr,"des_encrypt_u16_risc2_ptr",11);
512	num+=3;
513	#endif
514
515	#ifdef PART1
516	str[0]=" 4 c i";
517	print_it("des_encrypt_u4_cisc_idx ",0);
518	max=tm[0];
519	max_idx=0;
520	str[1]="16 c i";
521	print_it("des_encrypt_u16_cisc_idx ",1);
522	if (max < tm[1]) { max=tm[1]; max_idx=1; }
523	str[2]=" 4 r1 i";
524	print_it("des_encrypt_u4_risc1_idx ",2);
525	if (max < tm[2]) { max=tm[2]; max_idx=2; }
526	#endif
527	#ifdef PART2
528	str[3]="16 r1 i";
529	print_it("des_encrypt_u16_risc1_idx",3);
530	if (max < tm[3]) { max=tm[3]; max_idx=3; }
531	str[4]=" 4 r2 i";
532	print_it("des_encrypt_u4_risc2_idx ",4);
533	if (max < tm[4]) { max=tm[4]; max_idx=4; }
534	str[5]="16 r2 i";
535	print_it("des_encrypt_u16_risc2_idx",5);
536	if (max < tm[5]) { max=tm[5]; max_idx=5; }
537	#endif
538	#ifdef PART3
539	str[6]=" 4 c p";
540	print_it("des_encrypt_u4_cisc_ptr ",6);
541	if (max < tm[6]) { max=tm[6]; max_idx=6; }
542	str[7]="16 c p";
543	print_it("des_encrypt_u16_cisc_ptr ",7);
544	if (max < tm[7]) { max=tm[7]; max_idx=7; }
545	str[8]=" 4 r1 p";
546	print_it("des_encrypt_u4_risc1_ptr ",8);
547	if (max < tm[8]) { max=tm[8]; max_idx=8; }
548	#endif
549	#ifdef PART4
550	str[9]="16 r1 p";
551	print_it("des_encrypt_u16_risc1_ptr",9);
552	if (max < tm[9]) { max=tm[9]; max_idx=9; }
553	str[10]=" 4 r2 p";
554	print_it("des_encrypt_u4_risc2_ptr ",10);
555	if (max < tm[10]) { max=tm[10]; max_idx=10; }
556	str[11]="16 r2 p";
557	print_it("des_encrypt_u16_risc2_ptr",11);
558	if (max < tm[11]) { max=tm[11]; max_idx=11; }
559	#endif
560	printf("options des ecb/s\n");
561	printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
562	d=tm[max_idx];
563	tm[max_idx]= -2.0;
564	max= -1.0;
565	for (;;)
566	{
567	for (i=0; i<12; i++)
568	{
569	if (max < tm[i]) { max=tm[i]; j=i; }
570	}
571	if (max < 0.0) break;
572	printf("%s %12.2f %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
573	tm[j]= -2.0;
574	max= -1.0;
575	}
576
577	switch (max_idx)
578	{
579	case 0:
580	printf("-DDES_DEFAULT_OPTIONS\n");
581	break;
582	case 1:
583	printf("-DDES_UNROLL\n");
584	break;
585	case 2:
586	printf("-DDES_RISC1\n");
587	break;
588	case 3:
589	printf("-DDES_UNROLL -DDES_RISC1\n");
590	break;
591	case 4:
592	printf("-DDES_RISC2\n");
593	break;
594	case 5:
595	printf("-DDES_UNROLL -DDES_RISC2\n");
596	break;
597	case 6:
598	printf("-DDES_PTR\n");
599	break;
600	case 7:
601	printf("-DDES_UNROLL -DDES_PTR\n");
602	break;
603	case 8:
604	printf("-DDES_RISC1 -DDES_PTR\n");
605	break;
606	case 9:
607	printf("-DDES_UNROLL -DDES_RISC1 -DDES_PTR\n");
608	break;
609	case 10:
610	printf("-DDES_RISC2 -DDES_PTR\n");
611	break;
612	case 11:
613	printf("-DDES_UNROLL -DDES_RISC2 -DDES_PTR\n");
614	break;
615	}
616	exit(0);
617	#if defined(LINT) \|\| defined(MSDOS)
618	return(0);
619	#endif
620	}