Sha256: cc9416844b1580d8700e96ef502bf69b1e94d38f1a5931faf5b4f9bb14d26c0a
Contents?: true
Size: 1.08 KB
Versions: 15
Compression:
Stored size: 1.08 KB
Contents
/* unused */
#include <stdio.h>
#include <openssl/tmdiff.h>
#include "bn_lcl.h"
#define SIZE 256
#define NUM (8*8*8)
#define MOD (8*8*8*8*8)
main(argc,argv)
int argc;
char *argv[];
{
BN_CTX ctx;
BIGNUM a,b,c,r,rr,t,l;
int j,i,size=SIZE,num=NUM,mod=MOD;
char *start,*end;
BN_MONT_CTX mont;
double d,md;
BN_MONT_CTX_init(&mont);
BN_CTX_init(&ctx);
BN_init(&a);
BN_init(&b);
BN_init(&c);
BN_init(&r);
start=ms_time_new();
end=ms_time_new();
while (size <= 1024*8)
{
BN_rand(&a,size,0,0);
BN_rand(&b,size,1,0);
BN_rand(&c,size,0,1);
BN_mod(&a,&a,&c,&ctx);
ms_time_get(start);
for (i=0; i<10; i++)
BN_MONT_CTX_set(&mont,&c,&ctx);
ms_time_get(end);
md=ms_time_diff(start,end);
ms_time_get(start);
for (i=0; i<num; i++)
{
/* bn_mull(&r,&a,&b,&ctx); */
/* BN_sqr(&r,&a,&ctx); */
BN_mod_exp_mont(&r,&a,&b,&c,&ctx,&mont);
}
ms_time_get(end);
d=ms_time_diff(start,end)/* *50/33 */;
printf("%5d bit:%6.2f %6d %6.4f %4d m_set(%5.4f)\n",size,
d,num,d/num,(int)((d/num)*mod),md/10.0);
num/=8;
mod/=8;
if (num <= 0) num=1;
size*=2;
}
}
Version data entries
15 entries across 15 versions & 2 rubygems