text: /* crypto/cast/cast_spd.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.]
   */
  
  /* 11-Sep-92 Andrew Daviel   Support for Silicon Graphics IRIX added */
  /* 06-Apr-92 Luke Brennan    Support for VMS and add extra signal calls */
  
  #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
  #define TIMES
  #endif
  
  #include <openssl/e_os2.h>
  #ifdef OPENSSL_SYS_WINDOWS
  #include <stdio.h>
  #endif
  #include OPENSSL_UNISTD_IO
  OPENSSL_DECLARE_EXIT
  
  #ifndef OPENSSL_SYS_NETWARE
  #include <signal.h>
  #endif
  
  #ifndef _IRIX
  #include <time.h>
  #endif
  #ifdef TIMES
  #include <sys/types.h>
  #include <sys/times.h>
  #endif
  
  /* Depending on the VMS version, the tms structure is perhaps defined.
     The __TMS macro will show if it was.  If it wasn't defined, we should
     undefine TIMES, since that tells the rest of the program how things
     should be handled.				-- Richard Levitte */
  #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
  #undef TIMES
  #endif
  
  #ifndef TIMES
  #include <sys/timeb.h>
  #endif
  
  #if defined(sun) || defined(__ultrix)
  #define _POSIX_SOURCE
  #include <limits.h>
  #include <sys/param.h>
  #endif
  
  #include <openssl/cast.h>
  
  /* The following if from times(3) man page.  It may need to be changed */
  #ifndef HZ
  #ifndef CLK_TCK
  #define HZ	100.0
  #else /* CLK_TCK */
  #define HZ ((double)CLK_TCK)
  #endif
  #endif
  
  #define BUFSIZE	((long)1024)
  long run=0;
  
  double Time_F(int s);
  #ifdef SIGALRM
  #if defined(__STDC__) || defined(sgi) || defined(_AIX)
  #define SIGRETTYPE void
  #else
  #define SIGRETTYPE int
  #endif
  
  SIGRETTYPE sig_done(int sig);
  SIGRETTYPE sig_done(int sig)
  	{
  	signal(SIGALRM,sig_done);
  	run=0;
  #ifdef LINT
  	sig=sig;
  #endif
  	}
  #endif
  
  #define START	0
  #define STOP	1
  
  double Time_F(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(int argc, char **argv)
  	{
  	long count;
  	static unsigned char buf[BUFSIZE];
  	static unsigned char key[] ={
  			0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
  			0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,
  			};
  	CAST_KEY sch;
  	double a,b,c,d;
  #ifndef SIGALRM
  	long ca,cb,cc;
  #endif
  
  #ifndef TIMES
  	TINYCLR_SSL_PRINTF("To get the most accurate results, try to run this\n");
  	TINYCLR_SSL_PRINTF("program when this computer is idle.\n");
  #endif
  
  #ifndef SIGALRM
  	TINYCLR_SSL_PRINTF("First we calculate the approximate speed ...\n");
  	CAST_set_key(&sch,16,key);
  	count=10;
  	do	{
  		long i;
  		CAST_LONG data[2];
  
  		count*=2;
  		Time_F(START);
  		for (i=count; i; i--)
  			CAST_encrypt(data,&sch);
  		d=Time_F(STOP);
  		} while (d < 3.0);
  	ca=count/512;
  	cb=count;
  	cc=count*8/BUFSIZE+1;
  	TINYCLR_SSL_PRINTF("Doing CAST_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);
  	TINYCLR_SSL_PRINTF("Doing CAST_set_key for 10 seconds\n");
  	alarm(10);
  #endif
  
  	Time_F(START);
  	for (count=0,run=1; COND(ca); count+=4)
  		{
  		CAST_set_key(&sch,16,key);
  		CAST_set_key(&sch,16,key);
  		CAST_set_key(&sch,16,key);
  		CAST_set_key(&sch,16,key);
  		}
  	d=Time_F(STOP);
  	TINYCLR_SSL_PRINTF("%ld cast set_key's in %.2f seconds\n",count,d);
  	a=((double)COUNT(ca))/d;
  
  #ifdef SIGALRM
  	TINYCLR_SSL_PRINTF("Doing CAST_encrypt's for 10 seconds\n");
  	alarm(10);
  #else
  	TINYCLR_SSL_PRINTF("Doing CAST_encrypt %ld times\n",cb);
  #endif
  	Time_F(START);
  	for (count=0,run=1; COND(cb); count+=4)
  		{
  		CAST_LONG data[2];
  
  		CAST_encrypt(data,&sch);
  		CAST_encrypt(data,&sch);
  		CAST_encrypt(data,&sch);
  		CAST_encrypt(data,&sch);
  		}
  	d=Time_F(STOP);
  	TINYCLR_SSL_PRINTF("%ld CAST_encrypt's in %.2f second\n",count,d);
  	b=((double)COUNT(cb)*8)/d;
  
  #ifdef SIGALRM
  	TINYCLR_SSL_PRINTF("Doing CAST_cbc_encrypt on %ld byte blocks for 10 seconds\n",
  		BUFSIZE);
  	alarm(10);
  #else
  	TINYCLR_SSL_PRINTF("Doing CAST_cbc_encrypt %ld times on %ld byte blocks\n",cc,
  		BUFSIZE);
  #endif
  	Time_F(START);
  	for (count=0,run=1; COND(cc); count++)
  		CAST_cbc_encrypt(buf,buf,BUFSIZE,&sch,
  			&(key[0]),CAST_ENCRYPT);
  	d=Time_F(STOP);
  	TINYCLR_SSL_PRINTF("%ld CAST_cbc_encrypt's of %ld byte blocks in %.2f second\n",
  		count,BUFSIZE,d);
  	c=((double)COUNT(cc)*BUFSIZE)/d;
  
  	TINYCLR_SSL_PRINTF("CAST set_key       per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
  	TINYCLR_SSL_PRINTF("CAST raw ecb bytes per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);
  	TINYCLR_SSL_PRINTF("CAST cbc     bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
  	TINYCLR_SSL_EXIT(0);
  #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
  	return(0);
  #endif
  	}
  
  