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annotate src/os/win32/ngx_time.c @ 7660:d33e17499088

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Version bump.
author Maxim Dounin <mdounin@mdounin.ru>
date Tue, 26 May 2020 22:03:00 +0300
parents f95de1361039
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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3 * Copyright (C) Igor Sysoev
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d620f497c50f Copyright updated.
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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12 void
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13 ngx_gettimeofday(struct timeval *tp)
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14 {
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15 uint64_t intervals;
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16 FILETIME ft;
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9f3a78b06c48 nginx-0.0.1-2003-11-11-21:13:43 import
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18 GetSystemTimeAsFileTime(&ft);
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20 /*
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21 * A file time is a 64-bit value that represents the number
9f3a78b06c48 nginx-0.0.1-2003-11-11-21:13:43 import
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22 * of 100-nanosecond intervals that have elapsed since
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23 * January 1, 1601 12:00 A.M. UTC.
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24 *
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25 * Between January 1, 1970 (Epoch) and January 1, 1601 there were
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26 * 134774 days,
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27 * 11644473600 seconds or
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28 * 11644473600,000,000,0 100-nanosecond intervals.
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29 *
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30 * See also MSKB Q167296.
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31 */
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32
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33 intervals = ((uint64_t) ft.dwHighDateTime << 32) | ft.dwLowDateTime;
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34 intervals -= 116444736000000000;
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35
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36 tp->tv_sec = (long) (intervals / 10000000);
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37 tp->tv_usec = (long) ((intervals % 10000000) / 10);
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38 }
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41 void
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42 ngx_libc_localtime(time_t s, struct tm *tm)
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43 {
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44 struct tm *t;
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45
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46 t = localtime(&s);
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47 *tm = *t;
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48 }
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49
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51 void
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52 ngx_libc_gmtime(time_t s, struct tm *tm)
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53 {
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54 struct tm *t;
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55
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56 t = gmtime(&s);
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57 *tm = *t;
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58 }
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61 ngx_int_t
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62 ngx_gettimezone(void)
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63 {
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64 u_long n;
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65 TIME_ZONE_INFORMATION tz;
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66
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67 n = GetTimeZoneInformation(&tz);
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68
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69 switch (n) {
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70
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71 case TIME_ZONE_ID_UNKNOWN:
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72 return -tz.Bias;
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73
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74 case TIME_ZONE_ID_STANDARD:
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75 return -(tz.Bias + tz.StandardBias);
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76
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77 case TIME_ZONE_ID_DAYLIGHT:
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78 return -(tz.Bias + tz.DaylightBias);
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79
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80 default: /* TIME_ZONE_ID_INVALID */
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81 return 0;
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82 }
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83 }