Mercurial > hg > nginx
annotate src/os/win32/ngx_time.c @ 1506:1a1fe29fdb17 stable-0.5
r1378 merge:
set default listen() backlog to 511 on all platforms except FreeBSD
author | Igor Sysoev <igor@sysoev.ru> |
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date | Sat, 22 Sep 2007 18:59:05 +0000 |
parents | 9c2f3ed7a247 |
children | 9fd2f12fee0a |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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10 |
563 | 11 void |
12 ngx_gettimeofday(struct timeval *tp) | |
179
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13 { |
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14 uint64_t intervals; |
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15 FILETIME ft; |
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16 |
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17 GetSystemTimeAsFileTime(&ft); |
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18 |
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19 /* |
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20 * A file time is a 64-bit value that represents the number |
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21 * of 100-nanosecond intervals that have elapsed since |
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22 * January 1, 1601 12:00 A.M. UTC. |
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23 * |
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24 * Between January 1, 1970 (Epoch) and January 1, 1601 there were |
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25 * 134744 days, |
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26 * 11644473600 seconds or |
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27 * 11644473600,000,000,0 100-nanosecond intervals. |
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28 * |
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29 * See also MSKB Q167296. |
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30 */ |
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31 |
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32 intervals = ((uint64_t) ft.dwHighDateTime << 32) | ft.dwLowDateTime; |
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33 intervals -= 116444736000000000; |
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34 |
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35 tp->tv_sec = (long) (intervals / 10000000); |
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36 tp->tv_usec = (long) ((intervals % 10000000) / 10); |
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37 } |
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38 |
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39 |
563 | 40 void |
41 ngx_libc_localtime(time_t s, struct tm *tm) | |
509 | 42 { |
43 struct tm *t; | |
44 | |
563 | 45 t = localtime(&s); |
509 | 46 *tm = *t; |
47 } | |
48 | |
49 | |
563 | 50 void |
51 ngx_libc_gmtime(time_t s, struct tm *tm) | |
509 | 52 { |
53 struct tm *t; | |
54 | |
563 | 55 t = gmtime(&s); |
509 | 56 *tm = *t; |
57 } | |
58 | |
59 | |
563 | 60 ngx_int_t |
61 ngx_gettimezone(void) | |
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62 { |
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63 TIME_ZONE_INFORMATION tz; |
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64 |
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65 if (GetTimeZoneInformation(&tz) != TIME_ZONE_ID_INVALID) { |
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66 return -tz.Bias; |
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67 } |
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68 |
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69 return 0; |
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70 } |