| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 <time.h> |
| #endif |
| #if APR_HAVE_ERRNO_H |
| #include <errno.h> |
| #endif |
| #include <string.h> |
| #include <winbase.h> |
| #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, 181, 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 && !defined(_WIN32_WCE) |
| 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 || defined(_WIN32_WCE) |
| 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)); |
| } |
| |
| #if defined(_WIN32_WCE) |
| /* A noop on WinCE, like Unix implementation */ |
| APR_DECLARE(void) apr_time_clock_hires(apr_pool_t *p) |
| { |
| return; |
| } |
| #else |
| 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); |
| } |
| } |
| #endif |