| /* crypto/cast/castopts.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.] |
| */ |
| |
| /* |
| * define PART1, PART2, PART3 or PART4 to build only with a few of the |
| * options. This is for machines with 64k code segment size restrictions. |
| */ |
| |
| #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) |
| # define TIMES |
| #endif |
| |
| #include <stdio.h> |
| |
| #include <openssl/e_os2.h> |
| #include OPENSSL_UNISTD_IO |
| OPENSSL_DECLARE_EXIT |
| #ifndef OPENSSL_SYS_NETWARE |
| # include <signal.h> |
| #endif |
| #ifndef _IRIX |
| # include <time.h> |
| #endif |
| #ifdef TIMES |
| # include <sys/types.h> |
| # include <sys/times.h> |
| #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 <sys/timeb.h> |
| #endif |
| #if defined(sun) || defined(__ultrix) |
| # define _POSIX_SOURCE |
| # include <limits.h> |
| # include <sys/param.h> |
| #endif |
| #include <openssl/cast.h> |
| #define CAST_DEFAULT_OPTIONS |
| #undef E_CAST |
| #define CAST_encrypt CAST_encrypt_normal |
| #define CAST_decrypt CAST_decrypt_normal |
| #define CAST_cbc_encrypt CAST_cbc_encrypt_normal |
| #undef HEADER_CAST_LOCL_H |
| #include "c_enc.c" |
| #define CAST_PTR |
| #undef CAST_PTR2 |
| #undef E_CAST |
| #undef CAST_encrypt |
| #undef CAST_decrypt |
| #undef CAST_cbc_encrypt |
| #define CAST_encrypt CAST_encrypt_ptr |
| #define CAST_decrypt CAST_decrypt_ptr |
| #define CAST_cbc_encrypt CAST_cbc_encrypt_ptr |
| #undef HEADER_CAST_LOCL_H |
| #include "c_enc.c" |
| #undef CAST_PTR |
| #define CAST_PTR2 |
| #undef E_CAST |
| #undef CAST_encrypt |
| #undef CAST_decrypt |
| #undef CAST_cbc_encrypt |
| #define CAST_encrypt CAST_encrypt_ptr2 |
| #define CAST_decrypt CAST_decrypt_ptr2 |
| #define CAST_cbc_encrypt CAST_cbc_encrypt_ptr2 |
| #undef HEADER_CAST_LOCL_H |
| #include "c_enc.c" |
| /* The following if from times(3) man page. It may need to be changed */ |
| #ifndef HZ |
| # ifndef CLK_TCK |
| # ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ |
| # 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 |
| #define BUFSIZE ((long)1024) |
| long run = 0; |
| |
| double Time_F(int s); |
| #ifdef SIGALRM |
| # if defined(__STDC__) || defined(sgi) |
| # define SIGRETTYPE void |
| # else |
| # define SIGRETTYPE int |
| # endif |
| |
| SIGRETTYPE sig_done(int sig); |
| SIGRETTYPE sig_done(int sig) |
| { |
| signal(SIGALRM, sig_done); |
| run = 0; |
| # ifdef LINT |
| sig = sig; |
| # endif |
| } |
| #endif |
| |
| #define START 0 |
| #define STOP 1 |
| |
| 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 == 0.0) ? 1e-6 : 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 == 0.0) ? 1e-6 : ret); |
| } |
| #endif |
| } |
| |
| #ifdef SIGALRM |
| # define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10); |
| #else |
| # define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb); |
| #endif |
| |
| #define time_it(func,name,index) \ |
| print_name(name); \ |
| Time_F(START); \ |
| for (count=0,run=1; COND(cb); count+=4) \ |
| { \ |
| unsigned long d[2]; \ |
| func(d,&sch); \ |
| func(d,&sch); \ |
| func(d,&sch); \ |
| func(d,&sch); \ |
| } \ |
| tm[index]=Time_F(STOP); \ |
| fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \ |
| tm[index]=((double)COUNT(cb))/tm[index]; |
| |
| #define print_it(name,index) \ |
| fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \ |
| tm[index]*8,1.0e6/tm[index]); |
| |
| int main(int argc, char **argv) |
| { |
| long count; |
| static unsigned char buf[BUFSIZE]; |
| static char key[16] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, |
| 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 |
| }; |
| CAST_KEY sch; |
| double d, tm[16], max = 0; |
| int rank[16]; |
| char *str[16]; |
| int max_idx = 0, i, num = 0, j; |
| #ifndef SIGALARM |
| long ca, cb, cc, cd, ce; |
| #endif |
| |
| for (i = 0; i < 12; i++) { |
| tm[i] = 0.0; |
| rank[i] = 0; |
| } |
| |
| #ifndef TIMES |
| fprintf(stderr, "To get the most accurate results, try to run this\n"); |
| fprintf(stderr, "program when this computer is idle.\n"); |
| #endif |
| |
| CAST_set_key(&sch, 16, key); |
| |
| #ifndef SIGALRM |
| fprintf(stderr, "First we calculate the approximate speed ...\n"); |
| count = 10; |
| do { |
| long i; |
| unsigned long data[2]; |
| |
| count *= 2; |
| Time_F(START); |
| for (i = count; i; i--) |
| CAST_encrypt(data, &sch); |
| d = Time_F(STOP); |
| } while (d < 3.0); |
| ca = count; |
| cb = count * 3; |
| cc = count * 3 * 8 / BUFSIZE + 1; |
| cd = count * 8 / BUFSIZE + 1; |
| |
| ce = count / 20 + 1; |
| # define COND(d) (count != (d)) |
| # define COUNT(d) (d) |
| #else |
| # define COND(c) (run) |
| # define COUNT(d) (count) |
| signal(SIGALRM, sig_done); |
| alarm(10); |
| #endif |
| |
| time_it(CAST_encrypt_normal, "CAST_encrypt_normal ", 0); |
| time_it(CAST_encrypt_ptr, "CAST_encrypt_ptr ", 1); |
| time_it(CAST_encrypt_ptr2, "CAST_encrypt_ptr2 ", 2); |
| num += 3; |
| |
| str[0] = "<nothing>"; |
| print_it("CAST_encrypt_normal ", 0); |
| max = tm[0]; |
| max_idx = 0; |
| str[1] = "ptr "; |
| print_it("CAST_encrypt_ptr ", 1); |
| if (max < tm[1]) { |
| max = tm[1]; |
| max_idx = 1; |
| } |
| str[2] = "ptr2 "; |
| print_it("CAST_encrypt_ptr2 ", 2); |
| if (max < tm[2]) { |
| max = tm[2]; |
| max_idx = 2; |
| } |
| |
| printf("options CAST ecb/s\n"); |
| printf("%s %12.2f 100.0%%\n", str[max_idx], tm[max_idx]); |
| d = tm[max_idx]; |
| tm[max_idx] = -2.0; |
| max = -1.0; |
| for (;;) { |
| for (i = 0; i < 3; i++) { |
| if (max < tm[i]) { |
| max = tm[i]; |
| j = i; |
| } |
| } |
| if (max < 0.0) |
| break; |
| printf("%s %12.2f %4.1f%%\n", str[j], tm[j], tm[j] / d * 100.0); |
| tm[j] = -2.0; |
| max = -1.0; |
| } |
| |
| switch (max_idx) { |
| case 0: |
| printf("-DCAST_DEFAULT_OPTIONS\n"); |
| break; |
| case 1: |
| printf("-DCAST_PTR\n"); |
| break; |
| case 2: |
| printf("-DCAST_PTR2\n"); |
| break; |
| } |
| exit(0); |
| #if defined(LINT) || defined(OPENSSL_SYS_MSDOS) |
| return (0); |
| #endif |
| } |