Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/rc2/rc2speed.c */ |
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This package is an SSL implementation written |
| 6 | * by Eric Young (eay@cryptsoft.com). |
| 7 | * The implementation was written so as to conform with Netscapes SSL. |
| 8 | * |
| 9 | * This library is free for commercial and non-commercial use as long as |
| 10 | * the following conditions are aheared to. The following conditions |
| 11 | * apply to all code found in this distribution, be it the RC4, RSA, |
| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| 13 | * included with this distribution is covered by the same copyright terms |
| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| 15 | * |
| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
| 17 | * the code are not to be removed. |
| 18 | * If this package is used in a product, Eric Young should be given attribution |
| 19 | * as the author of the parts of the library used. |
| 20 | * This can be in the form of a textual message at program startup or |
| 21 | * in documentation (online or textual) provided with the package. |
| 22 | * |
| 23 | * Redistribution and use in source and binary forms, with or without |
| 24 | * modification, are permitted provided that the following conditions |
| 25 | * are met: |
| 26 | * 1. Redistributions of source code must retain the copyright |
| 27 | * notice, this list of conditions and the following disclaimer. |
| 28 | * 2. Redistributions in binary form must reproduce the above copyright |
| 29 | * notice, this list of conditions and the following disclaimer in the |
| 30 | * documentation and/or other materials provided with the distribution. |
| 31 | * 3. All advertising materials mentioning features or use of this software |
| 32 | * must display the following acknowledgement: |
| 33 | * "This product includes cryptographic software written by |
| 34 | * Eric Young (eay@cryptsoft.com)" |
| 35 | * The word 'cryptographic' can be left out if the rouines from the library |
| 36 | * being used are not cryptographic related :-). |
| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
| 38 | * the apps directory (application code) you must include an acknowledgement: |
| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| 40 | * |
| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 51 | * SUCH DAMAGE. |
| 52 | * |
| 53 | * The licence and distribution terms for any publically available version or |
| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be |
| 55 | * copied and put under another distribution licence |
| 56 | * [including the GNU Public Licence.] |
| 57 | */ |
| 58 | |
| 59 | /* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */ |
| 60 | /* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */ |
| 61 | |
| 62 | #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX) |
| 63 | #define TIMES |
| 64 | #endif |
| 65 | |
| 66 | #include <stdio.h> |
| 67 | |
| 68 | #include <openssl/e_os2.h> |
| 69 | #include OPENSSL_UNISTD_IO |
| 70 | OPENSSL_DECLARE_EXIT |
| 71 | |
| 72 | #ifndef OPENSSL_SYS_NETWARE |
| 73 | #include <signal.h> |
| 74 | #endif |
| 75 | |
| 76 | #ifndef _IRIX |
| 77 | #include <time.h> |
| 78 | #endif |
| 79 | #ifdef TIMES |
| 80 | #include <sys/types.h> |
| 81 | #include <sys/times.h> |
| 82 | #endif |
| 83 | |
| 84 | /* Depending on the VMS version, the tms structure is perhaps defined. |
| 85 | The __TMS macro will show if it was. If it wasn't defined, we should |
| 86 | undefine TIMES, since that tells the rest of the program how things |
| 87 | should be handled. -- Richard Levitte */ |
| 88 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) |
| 89 | #undef TIMES |
| 90 | #endif |
| 91 | |
| 92 | #ifndef TIMES |
| 93 | #include <sys/timeb.h> |
| 94 | #endif |
| 95 | |
| 96 | #if defined(sun) || defined(__ultrix) |
| 97 | #define _POSIX_SOURCE |
| 98 | #include <limits.h> |
| 99 | #include <sys/param.h> |
| 100 | #endif |
| 101 | |
| 102 | #include <openssl/rc2.h> |
| 103 | |
| 104 | /* The following if from times(3) man page. It may need to be changed */ |
| 105 | #ifndef HZ |
| 106 | #ifndef CLK_TCK |
| 107 | #define HZ 100.0 |
| 108 | #else /* CLK_TCK */ |
| 109 | #define HZ ((double)CLK_TCK) |
| 110 | #endif /* CLK_TCK */ |
| 111 | #endif /* HZ */ |
| 112 | |
| 113 | #define BUFSIZE ((long)1024) |
| 114 | long run=0; |
| 115 | |
| 116 | double Time_F(int s); |
| 117 | #ifdef SIGALRM |
| 118 | #if defined(__STDC__) || defined(sgi) || defined(_AIX) |
| 119 | #define SIGRETTYPE void |
| 120 | #else |
| 121 | #define SIGRETTYPE int |
| 122 | #endif |
| 123 | |
| 124 | SIGRETTYPE sig_done(int sig); |
| 125 | SIGRETTYPE sig_done(int sig) |
| 126 | { |
| 127 | signal(SIGALRM,sig_done); |
| 128 | run=0; |
| 129 | #ifdef LINT |
| 130 | sig=sig; |
| 131 | #endif |
| 132 | } |
| 133 | #endif |
| 134 | |
| 135 | #define START 0 |
| 136 | #define STOP 1 |
| 137 | |
| 138 | double Time_F(int s) |
| 139 | { |
| 140 | double ret; |
| 141 | #ifdef TIMES |
| 142 | static struct tms tstart,tend; |
| 143 | |
| 144 | if (s == START) |
| 145 | { |
| 146 | times(&tstart); |
| 147 | return(0); |
| 148 | } |
| 149 | else |
| 150 | { |
| 151 | times(&tend); |
| 152 | ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; |
| 153 | return((ret == 0.0)?1e-6:ret); |
| 154 | } |
| 155 | #else /* !times() */ |
| 156 | static struct timeb tstart,tend; |
| 157 | long i; |
| 158 | |
| 159 | if (s == START) |
| 160 | { |
| 161 | ftime(&tstart); |
| 162 | return(0); |
| 163 | } |
| 164 | else |
| 165 | { |
| 166 | ftime(&tend); |
| 167 | i=(long)tend.millitm-(long)tstart.millitm; |
| 168 | ret=((double)(tend.time-tstart.time))+((double)i)/1e3; |
| 169 | return((ret == 0.0)?1e-6:ret); |
| 170 | } |
| 171 | #endif |
| 172 | } |
| 173 | |
| 174 | int main(int argc, char **argv) |
| 175 | { |
| 176 | long count; |
| 177 | static unsigned char buf[BUFSIZE]; |
| 178 | static unsigned char key[] ={ |
| 179 | 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0, |
| 180 | 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10, |
| 181 | }; |
| 182 | RC2_KEY sch; |
| 183 | double a,b,c,d; |
| 184 | #ifndef SIGALRM |
| 185 | long ca,cb,cc; |
| 186 | #endif |
| 187 | |
| 188 | #ifndef TIMES |
| 189 | printf("To get the most accurate results, try to run this\n"); |
| 190 | printf("program when this computer is idle.\n"); |
| 191 | #endif |
| 192 | |
| 193 | #ifndef SIGALRM |
| 194 | printf("First we calculate the approximate speed ...\n"); |
| 195 | RC2_set_key(&sch,16,key,128); |
| 196 | count=10; |
| 197 | do { |
| 198 | long i; |
| 199 | unsigned long data[2]; |
| 200 | |
| 201 | count*=2; |
| 202 | Time_F(START); |
| 203 | for (i=count; i; i--) |
| 204 | RC2_encrypt(data,&sch); |
| 205 | d=Time_F(STOP); |
| 206 | } while (d < 3.0); |
| 207 | ca=count/512; |
| 208 | cb=count; |
| 209 | cc=count*8/BUFSIZE+1; |
| 210 | printf("Doing RC2_set_key %ld times\n",ca); |
| 211 | #define COND(d) (count != (d)) |
| 212 | #define COUNT(d) (d) |
| 213 | #else |
| 214 | #define COND(c) (run) |
| 215 | #define COUNT(d) (count) |
| 216 | signal(SIGALRM,sig_done); |
| 217 | printf("Doing RC2_set_key for 10 seconds\n"); |
| 218 | alarm(10); |
| 219 | #endif |
| 220 | |
| 221 | Time_F(START); |
| 222 | for (count=0,run=1; COND(ca); count+=4) |
| 223 | { |
| 224 | RC2_set_key(&sch,16,key,128); |
| 225 | RC2_set_key(&sch,16,key,128); |
| 226 | RC2_set_key(&sch,16,key,128); |
| 227 | RC2_set_key(&sch,16,key,128); |
| 228 | } |
| 229 | d=Time_F(STOP); |
| 230 | printf("%ld RC2_set_key's in %.2f seconds\n",count,d); |
| 231 | a=((double)COUNT(ca))/d; |
| 232 | |
| 233 | #ifdef SIGALRM |
| 234 | printf("Doing RC2_encrypt's for 10 seconds\n"); |
| 235 | alarm(10); |
| 236 | #else |
| 237 | printf("Doing RC2_encrypt %ld times\n",cb); |
| 238 | #endif |
| 239 | Time_F(START); |
| 240 | for (count=0,run=1; COND(cb); count+=4) |
| 241 | { |
| 242 | unsigned long data[2]; |
| 243 | |
| 244 | RC2_encrypt(data,&sch); |
| 245 | RC2_encrypt(data,&sch); |
| 246 | RC2_encrypt(data,&sch); |
| 247 | RC2_encrypt(data,&sch); |
| 248 | } |
| 249 | d=Time_F(STOP); |
| 250 | printf("%ld RC2_encrypt's in %.2f second\n",count,d); |
| 251 | b=((double)COUNT(cb)*8)/d; |
| 252 | |
| 253 | #ifdef SIGALRM |
| 254 | printf("Doing RC2_cbc_encrypt on %ld byte blocks for 10 seconds\n", |
| 255 | BUFSIZE); |
| 256 | alarm(10); |
| 257 | #else |
| 258 | printf("Doing RC2_cbc_encrypt %ld times on %ld byte blocks\n",cc, |
| 259 | BUFSIZE); |
| 260 | #endif |
| 261 | Time_F(START); |
| 262 | for (count=0,run=1; COND(cc); count++) |
| 263 | RC2_cbc_encrypt(buf,buf,BUFSIZE,&sch, |
| 264 | &(key[0]),RC2_ENCRYPT); |
| 265 | d=Time_F(STOP); |
| 266 | printf("%ld RC2_cbc_encrypt's of %ld byte blocks in %.2f second\n", |
| 267 | count,BUFSIZE,d); |
| 268 | c=((double)COUNT(cc)*BUFSIZE)/d; |
| 269 | |
| 270 | printf("RC2 set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a); |
| 271 | printf("RC2 raw ecb bytes per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b); |
| 272 | printf("RC2 cbc bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c); |
| 273 | exit(0); |
| 274 | #if defined(LINT) || defined(OPENSSL_SYS_MSDOS) |
| 275 | return(0); |
| 276 | #endif |
| 277 | } |