| OLD | NEW |
|---|
| (Empty) |
| 1 /* unused */ | |
| 2 | |
| 3 /* crypto/bn/bnspeed.c */ | |
| 4 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
| 5 * All rights reserved. | |
| 6 * | |
| 7 * This package is an SSL implementation written | |
| 8 * by Eric Young (eay@cryptsoft.com). | |
| 9 * The implementation was written so as to conform with Netscapes SSL. | |
| 10 * | |
| 11 * This library is free for commercial and non-commercial use as long as | |
| 12 * the following conditions are aheared to. The following conditions | |
| 13 * apply to all code found in this distribution, be it the RC4, RSA, | |
| 14 * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
| 15 * included with this distribution is covered by the same copyright terms | |
| 16 * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
| 17 * | |
| 18 * Copyright remains Eric Young's, and as such any Copyright notices in | |
| 19 * the code are not to be removed. | |
| 20 * If this package is used in a product, Eric Young should be given attribution | |
| 21 * as the author of the parts of the library used. | |
| 22 * This can be in the form of a textual message at program startup or | |
| 23 * in documentation (online or textual) provided with the package. | |
| 24 * | |
| 25 * Redistribution and use in source and binary forms, with or without | |
| 26 * modification, are permitted provided that the following conditions | |
| 27 * are met: | |
| 28 * 1. Redistributions of source code must retain the copyright | |
| 29 * notice, this list of conditions and the following disclaimer. | |
| 30 * 2. Redistributions in binary form must reproduce the above copyright | |
| 31 * notice, this list of conditions and the following disclaimer in the | |
| 32 * documentation and/or other materials provided with the distribution. | |
| 33 * 3. All advertising materials mentioning features or use of this software | |
| 34 * must display the following acknowledgement: | |
| 35 * "This product includes cryptographic software written by | |
| 36 * Eric Young (eay@cryptsoft.com)" | |
| 37 * The word 'cryptographic' can be left out if the rouines from the library | |
| 38 * being used are not cryptographic related :-). | |
| 39 * 4. If you include any Windows specific code (or a derivative thereof) from | |
| 40 * the apps directory (application code) you must include an acknowledgement: | |
| 41 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
| 42 * | |
| 43 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
| 44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
| 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 53 * SUCH DAMAGE. | |
| 54 * | |
| 55 * The licence and distribution terms for any publically available version or | |
| 56 * derivative of this code cannot be changed. i.e. this code cannot simply be | |
| 57 * copied and put under another distribution licence | |
| 58 * [including the GNU Public Licence.] | |
| 59 */ | |
| 60 | |
| 61 /* most of this code has been pilfered from my libdes speed.c program */ | |
| 62 | |
| 63 #define BASENUM 1000000 | |
| 64 #undef PROG | |
| 65 #define PROG bnspeed_main | |
| 66 | |
| 67 #include <stdio.h> | |
| 68 #include <stdlib.h> | |
| 69 #include <signal.h> | |
| 70 #include <string.h> | |
| 71 #include <openssl/crypto.h> | |
| 72 #include <openssl/err.h> | |
| 73 | |
| 74 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)
) && !defined(OPENSSL_SYS_MACOSX) | |
| 75 #define TIMES | |
| 76 #endif | |
| 77 | |
| 78 #ifndef _IRIX | |
| 79 #include <time.h> | |
| 80 #endif | |
| 81 #ifdef TIMES | |
| 82 #include <sys/types.h> | |
| 83 #include <sys/times.h> | |
| 84 #endif | |
| 85 | |
| 86 /* Depending on the VMS version, the tms structure is perhaps defined. | |
| 87 The __TMS macro will show if it was. If it wasn't defined, we should | |
| 88 undefine TIMES, since that tells the rest of the program how things | |
| 89 should be handled. -- Richard Levitte */ | |
| 90 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) | |
| 91 #undef TIMES | |
| 92 #endif | |
| 93 | |
| 94 #ifndef TIMES | |
| 95 #include <sys/timeb.h> | |
| 96 #endif | |
| 97 | |
| 98 #if defined(sun) || defined(__ultrix) | |
| 99 #define _POSIX_SOURCE | |
| 100 #include <limits.h> | |
| 101 #include <sys/param.h> | |
| 102 #endif | |
| 103 | |
| 104 #include <openssl/bn.h> | |
| 105 #include <openssl/x509.h> | |
| 106 | |
| 107 /* The following if from times(3) man page. It may need to be changed */ | |
| 108 #ifndef HZ | |
| 109 # ifndef CLK_TCK | |
| 110 # ifndef _BSD_CLK_TCK_ /* FreeBSD hack */ | |
| 111 # define HZ 100.0 | |
| 112 # else /* _BSD_CLK_TCK_ */ | |
| 113 # define HZ ((double)_BSD_CLK_TCK_) | |
| 114 # endif | |
| 115 # else /* CLK_TCK */ | |
| 116 # define HZ ((double)CLK_TCK) | |
| 117 # endif | |
| 118 #endif | |
| 119 | |
| 120 #undef BUFSIZE | |
| 121 #define BUFSIZE ((long)1024*8) | |
| 122 int run=0; | |
| 123 | |
| 124 static double Time_F(int s); | |
| 125 #define START 0 | |
| 126 #define STOP 1 | |
| 127 | |
| 128 static double Time_F(int s) | |
| 129 { | |
| 130 double ret; | |
| 131 #ifdef TIMES | |
| 132 static struct tms tstart,tend; | |
| 133 | |
| 134 if (s == START) | |
| 135 { | |
| 136 times(&tstart); | |
| 137 return(0); | |
| 138 } | |
| 139 else | |
| 140 { | |
| 141 times(&tend); | |
| 142 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; | |
| 143 return((ret < 1e-3)?1e-3:ret); | |
| 144 } | |
| 145 #else /* !times() */ | |
| 146 static struct timeb tstart,tend; | |
| 147 long i; | |
| 148 | |
| 149 if (s == START) | |
| 150 { | |
| 151 ftime(&tstart); | |
| 152 return(0); | |
| 153 } | |
| 154 else | |
| 155 { | |
| 156 ftime(&tend); | |
| 157 i=(long)tend.millitm-(long)tstart.millitm; | |
| 158 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0; | |
| 159 return((ret < 0.001)?0.001:ret); | |
| 160 } | |
| 161 #endif | |
| 162 } | |
| 163 | |
| 164 #define NUM_SIZES 5 | |
| 165 static int sizes[NUM_SIZES]={128,256,512,1024,2048}; | |
| 166 /*static int sizes[NUM_SIZES]={59,179,299,419,539}; */ | |
| 167 | |
| 168 void do_mul(BIGNUM *r,BIGNUM *a,BIGNUM *b,BN_CTX *ctx); | |
| 169 | |
| 170 int main(int argc, char **argv) | |
| 171 { | |
| 172 BN_CTX *ctx; | |
| 173 BIGNUM a,b,c; | |
| 174 | |
| 175 ctx=BN_CTX_new(); | |
| 176 BN_init(&a); | |
| 177 BN_init(&b); | |
| 178 BN_init(&c); | |
| 179 | |
| 180 do_mul(&a,&b,&c,ctx); | |
| 181 } | |
| 182 | |
| 183 void do_mul(BIGNUM *r, BIGNUM *a, BIGNUM *b, BN_CTX *ctx) | |
| 184 { | |
| 185 int i,j,k; | |
| 186 double tm; | |
| 187 long num; | |
| 188 | |
| 189 for (i=0; i<NUM_SIZES; i++) | |
| 190 { | |
| 191 num=BASENUM; | |
| 192 if (i) num/=(i*3); | |
| 193 BN_rand(a,sizes[i],1,0); | |
| 194 for (j=i; j<NUM_SIZES; j++) | |
| 195 { | |
| 196 BN_rand(b,sizes[j],1,0); | |
| 197 Time_F(START); | |
| 198 for (k=0; k<num; k++) | |
| 199 BN_mul(r,b,a,ctx); | |
| 200 tm=Time_F(STOP); | |
| 201 printf("mul %4d x %4d -> %8.3fms\n",sizes[i],sizes[j],tm
*1000.0/num); | |
| 202 } | |
| 203 } | |
| 204 | |
| 205 for (i=0; i<NUM_SIZES; i++) | |
| 206 { | |
| 207 num=BASENUM; | |
| 208 if (i) num/=(i*3); | |
| 209 BN_rand(a,sizes[i],1,0); | |
| 210 Time_F(START); | |
| 211 for (k=0; k<num; k++) | |
| 212 BN_sqr(r,a,ctx); | |
| 213 tm=Time_F(STOP); | |
| 214 printf("sqr %4d x %4d -> %8.3fms\n",sizes[i],sizes[i],tm*1000.0/
num); | |
| 215 } | |
| 216 | |
| 217 for (i=0; i<NUM_SIZES; i++) | |
| 218 { | |
| 219 num=BASENUM/10; | |
| 220 if (i) num/=(i*3); | |
| 221 BN_rand(a,sizes[i]-1,1,0); | |
| 222 for (j=i; j<NUM_SIZES; j++) | |
| 223 { | |
| 224 BN_rand(b,sizes[j],1,0); | |
| 225 Time_F(START); | |
| 226 for (k=0; k<100000; k++) | |
| 227 BN_div(r, NULL, b, a,ctx); | |
| 228 tm=Time_F(STOP); | |
| 229 printf("div %4d / %4d -> %8.3fms\n",sizes[j],sizes[i]-1,
tm*1000.0/num); | |
| 230 } | |
| 231 } | |
| 232 } | |
| 233 | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master