Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_time.c @ 7444:4089b3d2cb59
Win32: added WSAPoll() support.
WSAPoll() is only available with Windows Vista and newer (and only
available during compilation if _WIN32_WINNT >= 0x0600). To make
sure the code works with Windows XP, we do not redefine _WIN32_WINNT,
but instead load WSAPoll() dynamically if it is not available during
compilation.
Also, sockets are not guaranteed to be small integers on Windows.
So an index array is used instead of NGX_USE_FD_EVENT to map
events to connections.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 24 Jan 2019 21:51:21 +0300 |
parents | f95de1361039 |
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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) | |
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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 * 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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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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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) | |
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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 } |