155714Skris/* crypto/tmdiff.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 8296465Sdelphij * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15296465Sdelphij * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 22296465Sdelphij * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 37296465Sdelphij * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40296465Sdelphij * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 52296465Sdelphij * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris#include <stdio.h> 5955714Skris#include <stdlib.h> 6055714Skris#include "cryptlib.h" 6155714Skris#include <openssl/tmdiff.h> 62109998Smarkm#if !defined(OPENSSL_SYS_MSDOS) 63296465Sdelphij# include OPENSSL_UNISTD 64109998Smarkm#endif 6555714Skris 6655714Skris#ifdef TIMEB 67296465Sdelphij# undef OPENSSL_SYS_WIN32 68296465Sdelphij# undef TIMES 6955714Skris#endif 7055714Skris 71109998Smarkm#if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32) && !(defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX_RHAPSODY) && !defined(OPENSSL_SYS_VXWORKS) 72109998Smarkm# define TIMES 7355714Skris#endif 7455714Skris 75160814Ssimon#ifdef OPENSSL_SYS_NETWARE 76296465Sdelphij# undef TIMES 77160814Ssimon#endif 78160814Ssimon 79160814Ssimon#if !defined(_IRIX) || defined (OPENSSL_SYS_NETWARE) 80296465Sdelphij# include <time.h> 8155714Skris#endif 8255714Skris#ifdef TIMES 83296465Sdelphij# include <sys/types.h> 84296465Sdelphij# include <sys/times.h> 8555714Skris#endif 8655714Skris 87296465Sdelphij/* 88296465Sdelphij * Depending on the VMS version, the tms structure is perhaps defined. The 89296465Sdelphij * __TMS macro will show if it was. If it wasn't defined, we should undefine 90296465Sdelphij * TIMES, since that tells the rest of the program how things should be 91296465Sdelphij * handled. -- Richard Levitte 92296465Sdelphij */ 93109998Smarkm#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) 94296465Sdelphij# undef TIMES 9555714Skris#endif 9655714Skris 9755714Skris#if defined(sun) || defined(__ultrix) 98296465Sdelphij# define _POSIX_SOURCE 99296465Sdelphij# include <limits.h> 100296465Sdelphij# include <sys/param.h> 10155714Skris#endif 10255714Skris 103160814Ssimon#if !defined(TIMES) && !defined(OPENSSL_SYS_VXWORKS) && !defined(OPENSSL_SYS_NETWARE) 104296465Sdelphij# include <sys/timeb.h> 10555714Skris#endif 10655714Skris 107109998Smarkm#ifdef OPENSSL_SYS_WIN32 108296465Sdelphij# include <windows.h> 10955714Skris#endif 11055714Skris 11155714Skris/* The following if from times(3) man page. It may need to be changed */ 11255714Skris#ifndef HZ 113109998Smarkm# if defined(_SC_CLK_TCK) \ 114109998Smarkm && (!defined(OPENSSL_SYS_VMS) || __CTRL_VER >= 70000000) 115160814Ssimon/* # define HZ ((double)sysconf(_SC_CLK_TCK)) */ 116160814Ssimon# define HZ sysconf(_SC_CLK_TCK) 117109998Smarkm# else 118109998Smarkm# ifndef CLK_TCK 119296465Sdelphij# ifndef _BSD_CLK_TCK_ /* FreeBSD hack */ 120109998Smarkm# define HZ 100.0 121296465Sdelphij# else /* _BSD_CLK_TCK_ */ 122109998Smarkm# define HZ ((double)_BSD_CLK_TCK_) 123109998Smarkm# endif 124296465Sdelphij# else /* CLK_TCK */ 125109998Smarkm# define HZ ((double)CLK_TCK) 12655714Skris# endif 12755714Skris# endif 12855714Skris#endif 12955714Skris 130296465Sdelphijstruct ms_tm { 13155714Skris#ifdef TIMES 132296465Sdelphij struct tms ms_tms; 13355714Skris#else 134296465Sdelphij# ifdef OPENSSL_SYS_WIN32 135296465Sdelphij HANDLE thread_id; 136296465Sdelphij FILETIME ms_win32; 137296465Sdelphij# elif defined (OPENSSL_SYS_NETWARE) 138296465Sdelphij clock_t ms_clock; 139296465Sdelphij# else 140296465Sdelphij# ifdef OPENSSL_SYS_VXWORKS 141296465Sdelphij unsigned long ticks; 14255714Skris# else 143296465Sdelphij struct timeb ms_timeb; 14455714Skris# endif 145296465Sdelphij# endif 14655714Skris#endif 147296465Sdelphij}; 14855714Skris 149160814SsimonMS_TM *ms_time_new(void) 150296465Sdelphij{ 151296465Sdelphij MS_TM *ret; 15255714Skris 153296465Sdelphij ret = (MS_TM *) OPENSSL_malloc(sizeof(MS_TM)); 154296465Sdelphij if (ret == NULL) 155296465Sdelphij return (NULL); 156296465Sdelphij memset(ret, 0, sizeof(MS_TM)); 157109998Smarkm#ifdef OPENSSL_SYS_WIN32 158296465Sdelphij ret->thread_id = GetCurrentThread(); 15955714Skris#endif 160296465Sdelphij return ret; 161296465Sdelphij} 16255714Skris 163296465Sdelphijvoid ms_time_free(MS_TM * a) 164296465Sdelphij{ 165296465Sdelphij if (a != NULL) 166296465Sdelphij OPENSSL_free(a); 167296465Sdelphij} 16855714Skris 169296465Sdelphijvoid ms_time_get(MS_TM * tm) 170296465Sdelphij{ 171109998Smarkm#ifdef OPENSSL_SYS_WIN32 172296465Sdelphij FILETIME tmpa, tmpb, tmpc; 17355714Skris#endif 17455714Skris 17555714Skris#ifdef TIMES 176296465Sdelphij times(&tm->ms_tms); 17755714Skris#else 178296465Sdelphij# ifdef OPENSSL_SYS_WIN32 179296465Sdelphij GetThreadTimes(tm->thread_id, &tmpa, &tmpb, &tmpc, &(tm->ms_win32)); 180296465Sdelphij# elif defined (OPENSSL_SYS_NETWARE) 181296465Sdelphij tm->ms_clock = clock(); 182296465Sdelphij# else 183296465Sdelphij# ifdef OPENSSL_SYS_VXWORKS 184296465Sdelphij tm->ticks = tickGet(); 18555714Skris# else 186296465Sdelphij ftime(&tm->ms_timeb); 18755714Skris# endif 188296465Sdelphij# endif 18955714Skris#endif 190296465Sdelphij} 19155714Skris 192296465Sdelphijdouble ms_time_diff(MS_TM * a, MS_TM * b) 193296465Sdelphij{ 194296465Sdelphij double ret; 19555714Skris 19655714Skris#ifdef TIMES 197296465Sdelphij ret = HZ; 198296465Sdelphij ret = (b->ms_tms.tms_utime - a->ms_tms.tms_utime) / ret; 19955714Skris#else 200109998Smarkm# ifdef OPENSSL_SYS_WIN32 201296465Sdelphij { 202296465Sdelphij# ifdef __GNUC__ 203296465Sdelphij signed long long la, lb; 204296465Sdelphij# else 205296465Sdelphij signed _int64 la, lb; 206296465Sdelphij# endif 207296465Sdelphij la = a->ms_win32.dwHighDateTime; 208296465Sdelphij lb = b->ms_win32.dwHighDateTime; 209296465Sdelphij la <<= 32; 210296465Sdelphij lb <<= 32; 211296465Sdelphij la += a->ms_win32.dwLowDateTime; 212296465Sdelphij lb += b->ms_win32.dwLowDateTime; 213296465Sdelphij ret = ((double)(lb - la)) / 1e7; 214296465Sdelphij } 215160814Ssimon# elif defined (OPENSSL_SYS_NETWARE) 216296465Sdelphij ret = (double)(b->ms_clock - a->ms_clock); 21755714Skris# else 218109998Smarkm# ifdef OPENSSL_SYS_VXWORKS 219296465Sdelphij ret = (double)(b->ticks - a->ticks) / (double)sysClkRateGet(); 220100928Snectar# else 221296465Sdelphij ret = (double)(b->ms_timeb.time - a->ms_timeb.time) + 222296465Sdelphij (((double)b->ms_timeb.millitm) - 223296465Sdelphij ((double)a->ms_timeb.millitm)) / 1000.0; 22455714Skris# endif 225100928Snectar# endif 22655714Skris#endif 227296465Sdelphij return ((ret < 0.0000001) ? 0.0000001 : ret); 228296465Sdelphij} 22955714Skris 230296465Sdelphijint ms_time_cmp(const MS_TM * a, const MS_TM * b) 231296465Sdelphij{ 232296465Sdelphij double d; 233296465Sdelphij int ret; 23455714Skris 23555714Skris#ifdef TIMES 236296465Sdelphij d = HZ; 237296465Sdelphij d = (b->ms_tms.tms_utime - a->ms_tms.tms_utime) / d; 23855714Skris#else 239109998Smarkm# ifdef OPENSSL_SYS_WIN32 240296465Sdelphij d = (b->ms_win32.dwHighDateTime & 0x000fffff) * 10 + 241296465Sdelphij b->ms_win32.dwLowDateTime / 1e7; 242296465Sdelphij d -= (a->ms_win32.dwHighDateTime & 0x000fffff) * 10 + 243296465Sdelphij a->ms_win32.dwLowDateTime / 1e7; 244160814Ssimon# elif defined (OPENSSL_SYS_NETWARE) 245296465Sdelphij d = (double)(b->ms_clock - a->ms_clock); 24655714Skris# else 247109998Smarkm# ifdef OPENSSL_SYS_VXWORKS 248296465Sdelphij d = (b->ticks - a->ticks); 249100928Snectar# else 250296465Sdelphij d = (double)(b->ms_timeb.time - a->ms_timeb.time) + 251296465Sdelphij (((double)b->ms_timeb.millitm) - 252296465Sdelphij (double)a->ms_timeb.millitm) / 1000.0; 25355714Skris# endif 254100928Snectar# endif 25555714Skris#endif 256296465Sdelphij if (d == 0.0) 257296465Sdelphij ret = 0; 258296465Sdelphij else if (d < 0) 259296465Sdelphij ret = -1; 260296465Sdelphij else 261296465Sdelphij ret = 1; 262296465Sdelphij return (ret); 263296465Sdelphij} 264