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| 1 /* crypto/rc4/rc4speed.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/rc4.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 | |
| 111 #endif | |
| 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 RC4_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 RC4_set_key(&sch,16,key); | |
| 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 RC4(&sch,8,buf,buf); | |
| 205 d=Time_F(STOP); | |
| 206 } while (d < 3.0); | |
| 207 ca=count/512; | |
| 208 cc=count*8/BUFSIZE+1; | |
| 209 printf("Doing RC4_set_key %ld times\n",ca); | |
| 210 #define COND(d) (count != (d)) | |
| 211 #define COUNT(d) (d) | |
| 212 #else | |
| 213 #define COND(c) (run) | |
| 214 #define COUNT(d) (count) | |
| 215 signal(SIGALRM,sig_done); | |
| 216 printf("Doing RC4_set_key for 10 seconds\n"); | |
| 217 alarm(10); | |
| 218 #endif | |
| 219 | |
| 220 Time_F(START); | |
| 221 for (count=0,run=1; COND(ca); count+=4) | |
| 222 { | |
| 223 RC4_set_key(&sch,16,key); | |
| 224 RC4_set_key(&sch,16,key); | |
| 225 RC4_set_key(&sch,16,key); | |
| 226 RC4_set_key(&sch,16,key); | |
| 227 } | |
| 228 d=Time_F(STOP); | |
| 229 printf("%ld RC4_set_key's in %.2f seconds\n",count,d); | |
| 230 a=((double)COUNT(ca))/d; | |
| 231 | |
| 232 #ifdef SIGALRM | |
| 233 printf("Doing RC4 on %ld byte blocks for 10 seconds\n",BUFSIZE); | |
| 234 alarm(10); | |
| 235 #else | |
| 236 printf("Doing RC4 %ld times on %ld byte blocks\n",cc,BUFSIZE); | |
| 237 #endif | |
| 238 Time_F(START); | |
| 239 for (count=0,run=1; COND(cc); count++) | |
| 240 RC4(&sch,BUFSIZE,buf,buf); | |
| 241 d=Time_F(STOP); | |
| 242 printf("%ld RC4's of %ld byte blocks in %.2f second\n", | |
| 243 count,BUFSIZE,d); | |
| 244 c=((double)COUNT(cc)*BUFSIZE)/d; | |
| 245 | |
| 246 printf("RC4 set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a); | |
| 247 printf("RC4 bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c); | |
| 248 exit(0); | |
| 249 #if defined(LINT) || defined(OPENSSL_SYS_MSDOS) | |
| 250 return(0); | |
| 251 #endif | |
| 252 } | |
| 253 | |
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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