Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_time.c @ 5030:89eb5932e48d
Updated OpenSSL used for win32 builds.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 05 Feb 2013 13:41:48 +0000 |
parents | d620f497c50f |
children | f95de1361039 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 |
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11 |
563 | 12 void |
13 ngx_gettimeofday(struct timeval *tp) | |
179
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14 { |
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15 uint64_t intervals; |
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16 FILETIME ft; |
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17 |
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18 GetSystemTimeAsFileTime(&ft); |
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19 |
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20 /* |
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21 * A file time is a 64-bit value that represents the number |
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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 * 134744 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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39 |
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40 |
563 | 41 void |
42 ngx_libc_localtime(time_t s, struct tm *tm) | |
509 | 43 { |
44 struct tm *t; | |
45 | |
563 | 46 t = localtime(&s); |
509 | 47 *tm = *t; |
48 } | |
49 | |
50 | |
563 | 51 void |
52 ngx_libc_gmtime(time_t s, struct tm *tm) | |
509 | 53 { |
54 struct tm *t; | |
55 | |
563 | 56 t = gmtime(&s); |
509 | 57 *tm = *t; |
58 } | |
59 | |
60 | |
563 | 61 ngx_int_t |
62 ngx_gettimezone(void) | |
324
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63 { |
2724 | 64 u_long n; |
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65 TIME_ZONE_INFORMATION tz; |
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66 |
2724 | 67 n = GetTimeZoneInformation(&tz); |
68 | |
69 switch (n) { | |
70 | |
71 case TIME_ZONE_ID_UNKNOWN: | |
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72 return -tz.Bias; |
2724 | 73 |
74 case TIME_ZONE_ID_STANDARD: | |
75 return -(tz.Bias + tz.StandardBias); | |
76 | |
77 case TIME_ZONE_ID_DAYLIGHT: | |
78 return -(tz.Bias + tz.DaylightBias); | |
79 | |
80 default: /* TIME_ZONE_ID_INVALID */ | |
81 return 0; | |
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82 } |
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83 } |