| |
| /* |
| * Copyright (C) Igor Sysoev |
| */ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| |
| |
| void |
| ngx_gettimeofday(struct timeval *tp) |
| { |
| uint64_t intervals; |
| FILETIME ft; |
| |
| GetSystemTimeAsFileTime(&ft); |
| |
| /* |
| * A file time is a 64-bit value that represents the number |
| * of 100-nanosecond intervals that have elapsed since |
| * January 1, 1601 12:00 A.M. UTC. |
| * |
| * Between January 1, 1970 (Epoch) and January 1, 1601 there were |
| * 134744 days, |
| * 11644473600 seconds or |
| * 11644473600,000,000,0 100-nanosecond intervals. |
| * |
| * See also MSKB Q167296. |
| */ |
| |
| intervals = ((uint64_t) ft.dwHighDateTime << 32) | ft.dwLowDateTime; |
| intervals -= 116444736000000000; |
| |
| tp->tv_sec = (long) (intervals / 10000000); |
| tp->tv_usec = (long) ((intervals % 10000000) / 10); |
| } |
| |
| |
| void |
| ngx_libc_localtime(time_t s, struct tm *tm) |
| { |
| struct tm *t; |
| |
| t = localtime(&s); |
| *tm = *t; |
| } |
| |
| |
| void |
| ngx_libc_gmtime(time_t s, struct tm *tm) |
| { |
| struct tm *t; |
| |
| t = gmtime(&s); |
| *tm = *t; |
| } |
| |
| |
| ngx_int_t |
| ngx_gettimezone(void) |
| { |
| u_long n; |
| TIME_ZONE_INFORMATION tz; |
| |
| n = GetTimeZoneInformation(&tz); |
| |
| switch (n) { |
| |
| case TIME_ZONE_ID_UNKNOWN: |
| return -tz.Bias; |
| |
| case TIME_ZONE_ID_STANDARD: |
| return -(tz.Bias + tz.StandardBias); |
| |
| case TIME_ZONE_ID_DAYLIGHT: |
| return -(tz.Bias + tz.DaylightBias); |
| |
| default: /* TIME_ZONE_ID_INVALID */ |
| return 0; |
| } |
| } |