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/* desTest.c
*
* Exercise the DES routines and collect performance statistics.
*
* $ID:$ */
/* des - fast & portable DES encryption & decryption.
* Copyright (C) 1992 Dana L. How
* Please see the file `descore.README' for the complete copyright notice.
*/
#ifndef lint
char desTest_cRcs[] = "$Id$";
#endif
#include "des.h"
#include <stdio.h>
#if 0
/* define now(w) to be the elapsed time in hundredths of a second */
#ifndef __NT__
# include <sys/time.h>
# include <sys/resource.h>
# include <unistd.h>
/* extern getrusage(); */
static struct rusage usage;
# define now(w) ( \
getrusage(RUSAGE_SELF, &usage), \
usage.ru_utime.tv_sec * 100 + \
usage.ru_utime.tv_usec / 10000 \
)
#else
# include <windows.h>
# define now(w) 0
#endif
#endif /* 0 */
/* test data
* the tests (key0-3, text0-3) are cribbed from code which is (c) 1988 MIT
*/
UINT8 keyt[8] = {0x5d, 0x85, 0x91, 0x73, 0xcb, 0x49, 0xdf, 0x2f};
UINT8 key0[8] = {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80};
UINT8 key1[8] = {0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01};
UINT8 key2[8] = {0x08, 0x19, 0x2a, 0x3b, 0x4c, 0x5d, 0x6e, 0x7f};
UINT8 key3[8] = {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef};
UINT8 textt[8] = {0x67, 0x1f, 0xc8, 0x93, 0x46, 0x5e, 0xab, 0x1e};
UINT8 text0[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
UINT8 text1[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40};
UINT8 text2[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
UINT8 text3[8] = {'N', 'o', 'w', ' ', 'i', 's', ' ', 't' };
/* work areas */
DesKeys keys;
UINT8 cipher[8], output[8];
/* noisy interfaces to the routines under test */
static void method(const UINT8 *key)
{
int j;
printf("\nkey:\t");
for ( j = 0; j < 8; j++ )
printf("%02X ", key[j]);
if ( des_key_sched(key, keys) )
printf("W");
printf("\t");
}
static void
encode(const UINT8 *src, UINT8 *dst)
{
int j;
printf("clear:\t");
for (j = 0; j < 8; j++)
printf("%02X ", src[j]);
des_ecb_encrypt(src, dst, keys, 1);
printf("\tcipher:\t");
for (j = 0; j < 8; j++)
printf("%02X ", dst[j]);
printf("\n");
}
static void
decode(const UINT8 *src, UINT8 *dst, const UINT8 *check)
{
int j;
printf("cipher:\t");
for (j = 0; j < 8; j++)
printf("%02X ", src[j]);
des_ecb_encrypt(src, dst, keys, 0);
printf("\tclear:\t");
for (j = 0; j < 8; j++)
printf("%02X ", dst[j]);
if(!memcmp(dst,check,8))
printf("Ok\n");
else
printf("FAIL\n");
}
/* run the tests */
int
main(int argc UNUSED, char **argv UNUSED)
{
int j, n;
#if 0
int m, e;
#endif
DesFunc *f;
static char * expect[] = {
"57 99 F7 2A D2 3F AE 4C", "9C C6 2D F4 3B 6E ED 74",
"90 E6 96 A2 AD 56 50 0D", "A3 80 E0 2A 6B E5 46 96",
"43 5C FF C5 68 B3 70 1D", "25 DD AC 3E 96 17 64 67",
"80 B5 07 E1 E6 A7 47 3D", "3F A4 0E 8A 98 4D 48 15",
};
static DesFunc *funcs[] = {
DesQuickCoreEncrypt, DesQuickFipsEncrypt,
DesSmallCoreEncrypt, DesSmallFipsEncrypt,
DesQuickCoreDecrypt, DesQuickFipsDecrypt,
DesSmallCoreDecrypt, DesSmallFipsDecrypt };
#if 0
static char * names[] = {
"QuickCore", "QuickFips",
"SmallCore", "SmallFips" };
#endif
n = 0;
DesQuickInit();
/* do timing info first */
j = 10000;
#if 0
m = now(0);
#endif
do
DesMethod(keys, keyt);
while ( --j );
#if 0
m = now(1) - m;
#endif
do {
DesCryptFuncs[0] = funcs[n+4];
f = DesCryptFuncs[1] = funcs[n ];
j = 100000;
#if 0
e = now(0);
#endif
do
(*f)(cipher, keys, textt);
while ( --j );
#if 0
e = now(1) - e;
printf( "%s: setkey,%5duS; encode,%3d.%1duS.\n",
names[n], m , e/10, e%10);
#endif
/* now check functionality */
method(key0);
printf("cipher?\t%s\n", expect[(n % 2) + 0]);
encode(text0, cipher);
decode(cipher, output, text0);
method(key1);
printf("cipher?\t%s\n", expect[(n % 2) + 2]);
encode(text1, cipher);
decode(cipher, output, text1);
method(key2);
printf("cipher?\t%s\n", expect[(n % 2) + 4]);
encode(text2, cipher);
decode(cipher, output, text2);
method(key3);
printf("cipher?\t%s\n", expect[(n % 2) + 6]);
encode(text3, cipher);
decode(cipher, output, text3);
printf("%c", "\n\f\n\0"[n]);
} while ( ++n < 4 );
DesQuickDone();
return 0;
}
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