diff options
Diffstat (limited to 'openssl/crypto/bn/exp.c')
-rw-r--r-- | openssl/crypto/bn/exp.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/openssl/crypto/bn/exp.c b/openssl/crypto/bn/exp.c deleted file mode 100644 index 4865b0ef..00000000 --- a/openssl/crypto/bn/exp.c +++ /dev/null @@ -1,62 +0,0 @@ -/* 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; - } - - } |