| /* This work is licensed under a Creative Commons CCZero 1.0 Universal License. |
| * See http://creativecommons.org/publicdomain/zero/1.0/ for more information. |
| * |
| * Copyright 2016-2017 (c) Fraunhofer IOSB (Author: Julius Pfrommer) |
| * Copyright 2017 (c) Stefan Profanter, fortiss GmbH |
| * Copyright 2017 (c) Thomas Stalder, Blue Time Concept SA |
| */ |
| |
| #ifdef UA_ARCHITECTURE_POSIX |
| |
| #include <open62541/types.h> |
| |
| #include <time.h> |
| |
| #include <sys/time.h> |
| |
| #if defined(__APPLE__) || defined(__MACH__) |
| # include <mach/clock.h> |
| # include <mach/mach.h> |
| #endif |
| |
| UA_DateTime UA_DateTime_now(void) { |
| struct timeval tv; |
| gettimeofday(&tv, NULL); |
| return (tv.tv_sec * UA_DATETIME_SEC) + (tv.tv_usec * UA_DATETIME_USEC) + UA_DATETIME_UNIX_EPOCH; |
| } |
| |
| /* Credit to https://stackoverflow.com/questions/13804095/get-the-time-zone-gmt-offset-in-c */ |
| UA_Int64 UA_DateTime_localTimeUtcOffset(void) { |
| time_t gmt, rawtime = time(NULL); |
| struct tm *ptm; |
| struct tm gbuf; |
| ptm = gmtime_r(&rawtime, &gbuf); |
| // Request that mktime() looksup dst in timezone database |
| ptm->tm_isdst = -1; |
| gmt = mktime(ptm); |
| return (UA_Int64) (difftime(rawtime, gmt) * UA_DATETIME_SEC); |
| } |
| |
| UA_DateTime UA_DateTime_nowMonotonic(void) { |
| #if defined(__APPLE__) || defined(__MACH__) |
| /* OS X does not have clock_gettime, use clock_get_time */ |
| clock_serv_t cclock; |
| mach_timespec_t mts; |
| host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock); |
| clock_get_time(cclock, &mts); |
| mach_port_deallocate(mach_task_self(), cclock); |
| return (mts.tv_sec * UA_DATETIME_SEC) + (mts.tv_nsec / 100); |
| #elif !defined(CLOCK_MONOTONIC_RAW) |
| struct timespec ts; |
| clock_gettime(CLOCK_MONOTONIC, &ts); |
| return (ts.tv_sec * UA_DATETIME_SEC) + (ts.tv_nsec / 100); |
| #else |
| struct timespec ts; |
| clock_gettime(CLOCK_MONOTONIC_RAW, &ts); |
| return (ts.tv_sec * UA_DATETIME_SEC) + (ts.tv_nsec / 100); |
| #endif |
| } |
| |
| #endif /* UA_ARCHITECTURE_POSIX */ |