2 Copyright (c) 2013 Roger Light <roger@atchoo.org>
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are met:
8 1. Redistributions of source code must retain the above copyright notice,
9 this list of conditions and the following disclaimer.
10 2. Redistributions in binary form must reproduce the above copyright
11 notice, this list of conditions and the following disclaimer in the
12 documentation and/or other materials provided with the distribution.
13 3. Neither the name of mosquitto nor the names of its
14 contributors may be used to endorse or promote products derived from
15 this software without specific prior written permission.
17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 POSSIBILITY OF SUCH DAMAGE.
30 #ifndef _POSIX_C_SOURCE
31 // Defining _POSIX_C_SOURCE macro with 199309L (or greater) as value
32 // causes header files to expose definitions
33 // corresponding to the POSIX.1b, Real-time extensions
34 // (IEEE Std 1003.1b-1993) specification
36 // For this specific file, see use of clock_gettime,
37 // Refer http://man7.org/linux/man-pages/man2/clock_gettime.2.html
38 #define _POSIX_C_SOURCE 199309L // needed for clock_gettime
42 #include <mach/mach.h>
43 #include <mach/mach_time.h>
47 # define _WIN32_WINNT _WIN32_WINNT_VISTA
54 #include "mosquitto.h"
55 #include "time_mosq.h"
58 static bool tick64 = false;
60 void _windows_time_version_check(void)
66 memset(&vi, 0, sizeof(OSVERSIONINFO));
67 vi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
68 if(GetVersionEx(&vi)){
69 if(vi.dwMajorVersion > 5){
76 time_t mosquitto_time(void)
80 return GetTickCount64()/1000;
82 return GetTickCount()/1000; /* FIXME - need to deal with overflow. */
84 #elif _POSIX_TIMERS>0 && defined(_POSIX_MONOTONIC_CLOCK)
87 clock_gettime(CLOCK_MONOTONIC, &tp);
89 #elif defined(__APPLE__)
90 static mach_timebase_info_data_t tb;
94 ticks = mach_absolute_time();
97 mach_timebase_info(&tb);
99 sec = ticks*tb.numer/tb.denom/1000000000;