Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_time.c @ 322:ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 20 Apr 2004 07:00:43 +0000 |
parents | 00cafae0bdf1 |
children | 0ab66f4b6c4d |
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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5 |
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6 void ngx_gettimeofday(struct timeval *tp) |
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7 { |
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8 uint64_t intervals; |
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9 FILETIME ft; |
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10 |
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11 GetSystemTimeAsFileTime(&ft); |
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12 |
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13 /* |
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14 * A file time is a 64-bit value that represents the number |
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15 * of 100-nanosecond intervals that have elapsed since |
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16 * 12:00 A.M. January 1, 1601 (UTC). |
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17 * |
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nginx-0.0.1-2003-11-12-20:25:12 import
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18 * Between January 1, 1970 (Epoch) and January 1, 1601 there were |
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19 * 134744 days, |
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20 * 11644473600 seconds or |
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21 * 11644473600,000,000,0 100-nanosecond intervals. |
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22 * |
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23 * See also MSKB Q167296. |
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24 */ |
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25 |
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26 intervals = ((uint64_t) ft.dwHighDateTime << 32) | ft.dwLowDateTime; |
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27 intervals -= 116444736000000000; |
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28 |
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29 tp->tv_sec = (long) (intervals / 10000000); |
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30 tp->tv_usec = (long) ((intervals % 10000000) / 10); |
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31 } |