From 1de656cc74dca26f6258387a2fb05469f64b2931 Mon Sep 17 00:00:00 2001 From: TL-Yao Date: Fri, 2 Aug 2024 19:08:27 +0000 Subject: [PATCH] commit patch 5602496 --- time/unix/time.c | 3 + time/unix/time.c.orig | 331 +++++++++++++++++++++++++++++++++++++++++ time/win32/time.c | 6 + time/win32/time.c.orig | 325 ++++++++++++++++++++++++++++++++++++++++ 4 files changed, 665 insertions(+) create mode 100644 time/unix/time.c.orig create mode 100644 time/win32/time.c.orig diff --git a/time/unix/time.c b/time/unix/time.c index b005cf67b25..0c34bf6e2da 100644 --- a/time/unix/time.c +++ b/time/unix/time.c @@ -141,6 +141,9 @@ APR_DECLARE(apr_status_t) apr_time_exp_get(apr_time_t *t, apr_time_exp_t *xt) static const int dayoffset[12] = {306, 337, 0, 31, 61, 92, 122, 153, 184, 214, 245, 275}; + if (xt->tm_mon < 0 || xt->tm_mon >= 12) + return APR_EBADDATE; + /* shift new year to 1st March in order to make leap year calc easy */ if (xt->tm_mon < 2) diff --git a/time/unix/time.c.orig b/time/unix/time.c.orig new file mode 100644 index 00000000000..b005cf67b25 --- /dev/null +++ b/time/unix/time.c.orig @@ -0,0 +1,331 @@ +/* Copyright 2000-2005 The Apache Software Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr_portable.h" +#include "apr_time.h" +#include "apr_lib.h" +#include "apr_private.h" +#include "apr_strings.h" + +/* private APR headers */ +#include "apr_arch_internal_time.h" + +/* System Headers required for time library */ +#if APR_HAVE_SYS_TIME_H +#include +#endif +#if APR_HAVE_UNISTD_H +#include +#endif +#ifdef HAVE_TIME_H +#include +#endif +/* End System Headers */ + +#if !defined(HAVE_STRUCT_TM_TM_GMTOFF) && !defined(HAVE_STRUCT_TM___TM_GMTOFF) +static apr_int32_t server_gmt_offset; +#define NO_GMTOFF_IN_STRUCT_TM +#endif + +static apr_int32_t get_offset(struct tm *tm) +{ +#if defined(HAVE_STRUCT_TM_TM_GMTOFF) + return tm->tm_gmtoff; +#elif defined(HAVE_STRUCT_TM___TM_GMTOFF) + return tm->__tm_gmtoff; +#else +#ifdef NETWARE + /* Need to adjust the global variable each time otherwise + the web server would have to be restarted when daylight + savings changes. + */ + if (daylightOnOff) { + return server_gmt_offset + daylightOffset; + } +#else + if (tm->tm_isdst) + return server_gmt_offset + 3600; +#endif + return server_gmt_offset; +#endif +} + +APR_DECLARE(apr_status_t) apr_time_ansi_put(apr_time_t *result, + time_t input) +{ + *result = (apr_time_t)input * APR_USEC_PER_SEC; + return APR_SUCCESS; +} + +/* NB NB NB NB This returns GMT!!!!!!!!!! */ +APR_DECLARE(apr_time_t) apr_time_now(void) +{ + struct timeval tv; + gettimeofday(&tv, NULL); + return tv.tv_sec * APR_USEC_PER_SEC + tv.tv_usec; +} + +static void explode_time(apr_time_exp_t *xt, apr_time_t t, + apr_int32_t offset, int use_localtime) +{ + struct tm tm; + time_t tt = (t / APR_USEC_PER_SEC) + offset; + xt->tm_usec = t % APR_USEC_PER_SEC; + +#if APR_HAS_THREADS && defined (_POSIX_THREAD_SAFE_FUNCTIONS) + if (use_localtime) + localtime_r(&tt, &tm); + else + gmtime_r(&tt, &tm); +#else + if (use_localtime) + tm = *localtime(&tt); + else + tm = *gmtime(&tt); +#endif + + xt->tm_sec = tm.tm_sec; + xt->tm_min = tm.tm_min; + xt->tm_hour = tm.tm_hour; + xt->tm_mday = tm.tm_mday; + xt->tm_mon = tm.tm_mon; + xt->tm_year = tm.tm_year; + xt->tm_wday = tm.tm_wday; + xt->tm_yday = tm.tm_yday; + xt->tm_isdst = tm.tm_isdst; + xt->tm_gmtoff = get_offset(&tm); +} + +APR_DECLARE(apr_status_t) apr_time_exp_tz(apr_time_exp_t *result, + apr_time_t input, apr_int32_t offs) +{ + explode_time(result, input, offs, 0); + result->tm_gmtoff = offs; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_gmt(apr_time_exp_t *result, + apr_time_t input) +{ + return apr_time_exp_tz(result, input, 0); +} + +APR_DECLARE(apr_status_t) apr_time_exp_lt(apr_time_exp_t *result, + apr_time_t input) +{ +#if defined(__EMX__) + /* EMX gcc (OS/2) has a timezone global we can use */ + return apr_time_exp_tz(result, input, -timezone); +#else + explode_time(result, input, 0, 1); + return APR_SUCCESS; +#endif /* __EMX__ */ +} + +APR_DECLARE(apr_status_t) apr_time_exp_get(apr_time_t *t, apr_time_exp_t *xt) +{ + apr_time_t year = xt->tm_year; + apr_time_t days; + static const int dayoffset[12] = + {306, 337, 0, 31, 61, 92, 122, 153, 184, 214, 245, 275}; + + /* shift new year to 1st March in order to make leap year calc easy */ + + if (xt->tm_mon < 2) + year--; + + /* Find number of days since 1st March 1900 (in the Gregorian calendar). */ + + days = year * 365 + year / 4 - year / 100 + (year / 100 + 3) / 4; + days += dayoffset[xt->tm_mon] + xt->tm_mday - 1; + days -= 25508; /* 1 jan 1970 is 25508 days since 1 mar 1900 */ + days = ((days * 24 + xt->tm_hour) * 60 + xt->tm_min) * 60 + xt->tm_sec; + + if (days < 0) { + return APR_EBADDATE; + } + *t = days * APR_USEC_PER_SEC + xt->tm_usec; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_gmt_get(apr_time_t *t, + apr_time_exp_t *xt) +{ + apr_status_t status = apr_time_exp_get(t, xt); + if (status == APR_SUCCESS) + *t -= (apr_time_t) xt->tm_gmtoff * APR_USEC_PER_SEC; + return status; +} + +APR_DECLARE(apr_status_t) apr_os_imp_time_get(apr_os_imp_time_t **ostime, + apr_time_t *aprtime) +{ + (*ostime)->tv_usec = *aprtime % APR_USEC_PER_SEC; + (*ostime)->tv_sec = *aprtime / APR_USEC_PER_SEC; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_exp_time_get(apr_os_exp_time_t **ostime, + apr_time_exp_t *aprtime) +{ + (*ostime)->tm_sec = aprtime->tm_sec; + (*ostime)->tm_min = aprtime->tm_min; + (*ostime)->tm_hour = aprtime->tm_hour; + (*ostime)->tm_mday = aprtime->tm_mday; + (*ostime)->tm_mon = aprtime->tm_mon; + (*ostime)->tm_year = aprtime->tm_year; + (*ostime)->tm_wday = aprtime->tm_wday; + (*ostime)->tm_yday = aprtime->tm_yday; + (*ostime)->tm_isdst = aprtime->tm_isdst; + +#if defined(HAVE_STRUCT_TM_TM_GMTOFF) + (*ostime)->tm_gmtoff = aprtime->tm_gmtoff; +#elif defined(HAVE_STRUCT_TM___TM_GMTOFF) + (*ostime)->__tm_gmtoff = aprtime->tm_gmtoff; +#endif + + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_imp_time_put(apr_time_t *aprtime, + apr_os_imp_time_t **ostime, + apr_pool_t *cont) +{ + *aprtime = (*ostime)->tv_sec * APR_USEC_PER_SEC + (*ostime)->tv_usec; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_exp_time_put(apr_time_exp_t *aprtime, + apr_os_exp_time_t **ostime, + apr_pool_t *cont) +{ + aprtime->tm_sec = (*ostime)->tm_sec; + aprtime->tm_min = (*ostime)->tm_min; + aprtime->tm_hour = (*ostime)->tm_hour; + aprtime->tm_mday = (*ostime)->tm_mday; + aprtime->tm_mon = (*ostime)->tm_mon; + aprtime->tm_year = (*ostime)->tm_year; + aprtime->tm_wday = (*ostime)->tm_wday; + aprtime->tm_yday = (*ostime)->tm_yday; + aprtime->tm_isdst = (*ostime)->tm_isdst; + +#if defined(HAVE_STRUCT_TM_TM_GMTOFF) + aprtime->tm_gmtoff = (*ostime)->tm_gmtoff; +#elif defined(HAVE_STRUCT_TM___TM_GMTOFF) + aprtime->tm_gmtoff = (*ostime)->__tm_gmtoff; +#endif + + return APR_SUCCESS; +} + +APR_DECLARE(void) apr_sleep(apr_interval_time_t t) +{ +#ifdef OS2 + DosSleep(t/1000); +#elif defined(BEOS) + snooze(t); +#elif defined(NETWARE) + delay(t/1000); +#else + struct timeval tv; + tv.tv_usec = t % APR_USEC_PER_SEC; + tv.tv_sec = t / APR_USEC_PER_SEC; + select(0, NULL, NULL, NULL, &tv); +#endif +} + +#ifdef OS2 +APR_DECLARE(apr_status_t) apr_os2_time_to_apr_time(apr_time_t *result, + FDATE os2date, + FTIME os2time) +{ + struct tm tmpdate; + + memset(&tmpdate, 0, sizeof(tmpdate)); + tmpdate.tm_hour = os2time.hours; + tmpdate.tm_min = os2time.minutes; + tmpdate.tm_sec = os2time.twosecs * 2; + + tmpdate.tm_mday = os2date.day; + tmpdate.tm_mon = os2date.month - 1; + tmpdate.tm_year = os2date.year + 80; + tmpdate.tm_isdst = -1; + + *result = mktime(&tmpdate) * APR_USEC_PER_SEC; + return APR_SUCCESS; +} +#endif + +#ifdef NETWARE +APR_DECLARE(void) apr_netware_setup_time(void) +{ + tzset(); + server_gmt_offset = -TZONE; +} +#else +APR_DECLARE(void) apr_unix_setup_time(void) +{ +#ifdef NO_GMTOFF_IN_STRUCT_TM + /* Precompute the offset from GMT on systems where it's not + in struct tm. + + Note: This offset is normalized to be independent of daylight + savings time; if the calculation happens to be done in a + time/place where a daylight savings adjustment is in effect, + the returned offset has the same value that it would have + in the same location if daylight savings were not in effect. + The reason for this is that the returned offset can be + applied to a past or future timestamp in explode_time(), + so the DST adjustment obtained from the current time won't + necessarily be applicable. + + mktime() is the inverse of localtime(); so, presumably, + passing in a struct tm made by gmtime() let's us calculate + the true GMT offset. However, there's a catch: if daylight + savings is in effect, gmtime()will set the tm_isdst field + and confuse mktime() into returning a time that's offset + by one hour. In that case, we must adjust the calculated GMT + offset. + + */ + + struct timeval now; + time_t t1, t2; + struct tm t; + + gettimeofday(&now, NULL); + t1 = now.tv_sec; + t2 = 0; + +#if APR_HAS_THREADS && defined(_POSIX_THREAD_SAFE_FUNCTIONS) + gmtime_r(&t1, &t); +#else + t = *gmtime(&t1); +#endif + t.tm_isdst = 0; /* we know this GMT time isn't daylight-savings */ + t2 = mktime(&t); + server_gmt_offset = (apr_int32_t) difftime(t1, t2); +#endif /* NO_GMTOFF_IN_STRUCT_TM */ +} + +#endif + +/* A noop on all known Unix implementations */ +APR_DECLARE(void) apr_time_clock_hires(apr_pool_t *p) +{ + return; +} + + diff --git a/time/win32/time.c b/time/win32/time.c index 35743b3d2b2..ab06c10d84b 100644 --- a/time/win32/time.c +++ b/time/win32/time.c @@ -53,6 +53,9 @@ static void SystemTimeToAprExpTime(apr_time_exp_t *xt, SYSTEMTIME *tm) static const int dayoffset[12] = {0, 31, 59, 90, 120, 151, 182, 212, 243, 273, 304, 334}; + if (tm->wMonth < 1 || tm->wMonth > 12) + return APR_EBADDATE; + /* Note; the caller is responsible for filling in detailed tm_usec, * tm_gmtoff and tm_isdst data when applicable. */ @@ -223,6 +226,9 @@ APR_DECLARE(apr_status_t) apr_time_exp_get(apr_time_t *t, static const int dayoffset[12] = {306, 337, 0, 31, 61, 92, 122, 153, 184, 214, 245, 275}; + if (xt->tm_mon < 0 || xt->tm_mon >= 12) + return APR_EBADDATE; + /* shift new year to 1st March in order to make leap year calc easy */ if (xt->tm_mon < 2) diff --git a/time/win32/time.c.orig b/time/win32/time.c.orig new file mode 100644 index 00000000000..35743b3d2b2 --- /dev/null +++ b/time/win32/time.c.orig @@ -0,0 +1,325 @@ +/* Copyright 2000-2004 The Apache Software Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "win32/apr_arch_atime.h" +#include "apr_time.h" +#include "apr_general.h" +#include "apr_lib.h" +#include "apr_portable.h" +#if APR_HAVE_TIME_H +#include +#endif +#if APR_HAVE_ERRNO_H +#include +#endif +#include +#include +#include "apr_arch_misc.h" + +/* Leap year is any year divisible by four, but not by 100 unless also + * divisible by 400 + */ +#define IsLeapYear(y) ((!(y % 4)) ? (((!(y % 400)) && (y % 100)) ? 1 : 0) : 0) + +static DWORD get_local_timezone(TIME_ZONE_INFORMATION **tzresult) +{ + static TIME_ZONE_INFORMATION tz; + static DWORD result; + static int init = 0; + + if (!init) { + result = GetTimeZoneInformation(&tz); + init = 1; + } + + *tzresult = &tz; + return result; +} + +static void SystemTimeToAprExpTime(apr_time_exp_t *xt, SYSTEMTIME *tm) +{ + static const int dayoffset[12] = + {0, 31, 59, 90, 120, 151, 182, 212, 243, 273, 304, 334}; + + /* Note; the caller is responsible for filling in detailed tm_usec, + * tm_gmtoff and tm_isdst data when applicable. + */ + xt->tm_usec = tm->wMilliseconds * 1000; + xt->tm_sec = tm->wSecond; + xt->tm_min = tm->wMinute; + xt->tm_hour = tm->wHour; + xt->tm_mday = tm->wDay; + xt->tm_mon = tm->wMonth - 1; + xt->tm_year = tm->wYear - 1900; + xt->tm_wday = tm->wDayOfWeek; + xt->tm_yday = dayoffset[xt->tm_mon] + (tm->wDay - 1); + xt->tm_isdst = 0; + xt->tm_gmtoff = 0; + + /* If this is a leap year, and we're past the 28th of Feb. (the + * 58th day after Jan. 1), we'll increment our tm_yday by one. + */ + if (IsLeapYear(tm->wYear) && (xt->tm_yday > 58)) + xt->tm_yday++; +} + +APR_DECLARE(apr_status_t) apr_time_ansi_put(apr_time_t *result, + time_t input) +{ + *result = (apr_time_t) input * APR_USEC_PER_SEC; + return APR_SUCCESS; +} + +/* Return micro-seconds since the Unix epoch (jan. 1, 1970) UTC */ +APR_DECLARE(apr_time_t) apr_time_now(void) +{ + LONGLONG aprtime = 0; + FILETIME time; +#ifndef _WIN32_WCE + GetSystemTimeAsFileTime(&time); +#else + SYSTEMTIME st; + GetSystemTime(&st); + SystemTimeToFileTime(&st, &time); +#endif + FileTimeToAprTime(&aprtime, &time); + return aprtime; +} + +APR_DECLARE(apr_status_t) apr_time_exp_gmt(apr_time_exp_t *result, + apr_time_t input) +{ + FILETIME ft; + SYSTEMTIME st; + AprTimeToFileTime(&ft, input); + FileTimeToSystemTime(&ft, &st); + /* The Platform SDK documents that SYSTEMTIME/FILETIME are + * generally UTC, so no timezone info needed + */ + SystemTimeToAprExpTime(result, &st); + result->tm_usec = (apr_int32_t) (input % APR_USEC_PER_SEC); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_tz(apr_time_exp_t *result, + apr_time_t input, + apr_int32_t offs) +{ + FILETIME ft; + SYSTEMTIME st; + AprTimeToFileTime(&ft, input + (offs * APR_USEC_PER_SEC)); + FileTimeToSystemTime(&ft, &st); + /* The Platform SDK documents that SYSTEMTIME/FILETIME are + * generally UTC, so we will simply note the offs used. + */ + SystemTimeToAprExpTime(result, &st); + result->tm_usec = (apr_int32_t) (input % APR_USEC_PER_SEC); + result->tm_gmtoff = offs; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_lt(apr_time_exp_t *result, + apr_time_t input) +{ + SYSTEMTIME st; + FILETIME ft, localft; + + AprTimeToFileTime(&ft, input); + +#if APR_HAS_UNICODE_FS + IF_WIN_OS_IS_UNICODE + { + TIME_ZONE_INFORMATION *tz; + SYSTEMTIME localst; + apr_time_t localtime; + + get_local_timezone(&tz); + + FileTimeToSystemTime(&ft, &st); + + /* The Platform SDK documents that SYSTEMTIME/FILETIME are + * generally UTC. We use SystemTimeToTzSpecificLocalTime + * because FileTimeToLocalFileFime is documented that the + * resulting time local file time would have DST relative + * to the *present* date, not the date converted. + */ + SystemTimeToTzSpecificLocalTime(tz, &st, &localst); + SystemTimeToAprExpTime(result, &localst); + result->tm_usec = (apr_int32_t) (input % APR_USEC_PER_SEC); + + + /* Recover the resulting time as an apr time and use the + * delta for gmtoff in seconds (and ignore msec rounding) + */ + SystemTimeToFileTime(&localst, &localft); + FileTimeToAprTime(&localtime, &localft); + result->tm_gmtoff = (int)apr_time_sec(localtime) + - (int)apr_time_sec(input); + + /* To compute the dst flag, we compare the expected + * local (standard) timezone bias to the delta. + * [Note, in war time or double daylight time the + * resulting tm_isdst is, desireably, 2 hours] + */ + result->tm_isdst = (result->tm_gmtoff / 3600) + - (-(tz->Bias + tz->StandardBias) / 60); + } +#endif +#if APR_HAS_ANSI_FS + ELSE_WIN_OS_IS_ANSI + { + TIME_ZONE_INFORMATION tz; + /* XXX: This code is simply *wrong*. The time converted will always + * map to the *now current* status of daylight savings time. + */ + + FileTimeToLocalFileTime(&ft, &localft); + FileTimeToSystemTime(&localft, &st); + SystemTimeToAprExpTime(result, &st); + result->tm_usec = (apr_int32_t) (input % APR_USEC_PER_SEC); + + switch (GetTimeZoneInformation(&tz)) { + case TIME_ZONE_ID_UNKNOWN: + result->tm_isdst = 0; + /* Bias = UTC - local time in minutes + * tm_gmtoff is seconds east of UTC + */ + result->tm_gmtoff = tz.Bias * -60; + break; + case TIME_ZONE_ID_STANDARD: + result->tm_isdst = 0; + result->tm_gmtoff = (tz.Bias + tz.StandardBias) * -60; + break; + case TIME_ZONE_ID_DAYLIGHT: + result->tm_isdst = 1; + result->tm_gmtoff = (tz.Bias + tz.DaylightBias) * -60; + break; + default: + /* noop */; + } + } +#endif + + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_get(apr_time_t *t, + apr_time_exp_t *xt) +{ + apr_time_t year = xt->tm_year; + apr_time_t days; + static const int dayoffset[12] = + {306, 337, 0, 31, 61, 92, 122, 153, 184, 214, 245, 275}; + + /* shift new year to 1st March in order to make leap year calc easy */ + + if (xt->tm_mon < 2) + year--; + + /* Find number of days since 1st March 1900 (in the Gregorian calendar). */ + + days = year * 365 + year / 4 - year / 100 + (year / 100 + 3) / 4; + days += dayoffset[xt->tm_mon] + xt->tm_mday - 1; + days -= 25508; /* 1 jan 1970 is 25508 days since 1 mar 1900 */ + + days = ((days * 24 + xt->tm_hour) * 60 + xt->tm_min) * 60 + xt->tm_sec; + + if (days < 0) { + return APR_EBADDATE; + } + *t = days * APR_USEC_PER_SEC + xt->tm_usec; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_time_exp_gmt_get(apr_time_t *t, + apr_time_exp_t *xt) +{ + apr_status_t status = apr_time_exp_get(t, xt); + if (status == APR_SUCCESS) + *t -= (apr_time_t) xt->tm_gmtoff * APR_USEC_PER_SEC; + return status; +} + +APR_DECLARE(apr_status_t) apr_os_imp_time_get(apr_os_imp_time_t **ostime, + apr_time_t *aprtime) +{ + /* TODO: Consider not passing in pointer to apr_time_t (e.g., call by value) */ + AprTimeToFileTime(*ostime, *aprtime); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_exp_time_get(apr_os_exp_time_t **ostime, + apr_time_exp_t *aprexptime) +{ + (*ostime)->wYear = aprexptime->tm_year + 1900; + (*ostime)->wMonth = aprexptime->tm_mon + 1; + (*ostime)->wDayOfWeek = aprexptime->tm_wday; + (*ostime)->wDay = aprexptime->tm_mday; + (*ostime)->wHour = aprexptime->tm_hour; + (*ostime)->wMinute = aprexptime->tm_min; + (*ostime)->wSecond = aprexptime->tm_sec; + (*ostime)->wMilliseconds = aprexptime->tm_usec / 1000; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_imp_time_put(apr_time_t *aprtime, + apr_os_imp_time_t **ostime, + apr_pool_t *cont) +{ + /* XXX: sanity failure, what is file time, gmt or local ? + */ + FileTimeToAprTime(aprtime, *ostime); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_exp_time_put(apr_time_exp_t *aprtime, + apr_os_exp_time_t **ostime, + apr_pool_t *cont) +{ + /* The Platform SDK documents that SYSTEMTIME/FILETIME are + * generally UTC, so no timezone info needed + */ + SystemTimeToAprExpTime(aprtime, *ostime); + return APR_SUCCESS; +} + +APR_DECLARE(void) apr_sleep(apr_interval_time_t t) +{ + /* One of the few sane situations for a cast, Sleep + * is in ms, not us, and passed as a DWORD value + */ + Sleep((DWORD)(t / 1000)); +} + + +static apr_status_t clock_restore(void *unsetres) +{ + ULONG newRes; + SetTimerResolution((ULONG)unsetres, FALSE, &newRes); + return APR_SUCCESS; +} + +APR_DECLARE(void) apr_time_clock_hires(apr_pool_t *p) +{ + ULONG newRes; + /* Timer resolution is stated in 100ns units. Note that TRUE requests the + * new clock resolution, FALSE above releases the request. + */ + if (SetTimerResolution(10000, TRUE, &newRes) == 0 /* STATUS_SUCCESS */) { + /* register the cleanup... */ + apr_pool_cleanup_register(p, (void*)10000, clock_restore, + apr_pool_cleanup_null); + } +}