/* unused */ /* crypto/bn/bnspeed.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.] */ /* most of this code has been pilfered from my libdes speed.c program */ #define BASENUM 1000000 #undef PROG #define PROG bnspeed_main #include #include #include #include #include #include #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX) #define TIMES #endif #ifndef _IRIX #include #endif #ifdef TIMES #include #include #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 #endif #if defined(sun) || defined(__ultrix) #define _POSIX_SOURCE #include #include #endif #include #include /* The following if from times(3) man page. It may need to be changed */ #ifndef HZ # ifndef CLK_TCK # ifndef _BSD_CLK_TCK_ /* FreeBSD hack */ # define HZ 100.0 # else /* _BSD_CLK_TCK_ */ # define HZ ((double)_BSD_CLK_TCK_) # endif # else /* CLK_TCK */ # define HZ ((double)CLK_TCK) # endif #endif #undef BUFSIZE #define BUFSIZE ((long)1024*8) int run=0; static double Time_F(int s); #define START 0 #define STOP 1 static 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 < 1e-3)?1e-3: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 < 0.001)?0.001:ret); } #endif } #define NUM_SIZES 5 static int sizes[NUM_SIZES]={128,256,512,1024,2048}; /*static int sizes[NUM_SIZES]={59,179,299,419,539}; */ void do_mul(BIGNUM *r,BIGNUM *a,BIGNUM *b,BN_CTX *ctx); int main(int argc, char **argv) { BN_CTX *ctx; BIGNUM a,b,c; ctx=BN_CTX_new(); BN_init(&a); BN_init(&b); BN_init(&c); do_mul(&a,&b,&c,ctx); } void do_mul(BIGNUM *r, BIGNUM *a, BIGNUM *b, BN_CTX *ctx) { int i,j,k; double tm; long num; for (i=0; i %8.3fms\n",sizes[i],sizes[j],tm*1000.0/num); } } for (i=0; i %8.3fms\n",sizes[i],sizes[i],tm*1000.0/num); } for (i=0; i %8.3fms\n",sizes[j],sizes[i]-1,tm*1000.0/num); } } }