1 /******************************************************************************
2  *
3  *  Copyright 2015 Google, Inc.
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 #include <sys/time.h>
20 #include <time.h>
21 
22 #include "common/time_util.h"
23 
24 namespace bluetooth {
25 
26 namespace common {
27 
time_get_os_boottime_ms()28 uint64_t time_get_os_boottime_ms() { return time_get_os_boottime_us() / 1000; }
29 
time_get_os_boottime_us()30 uint64_t time_get_os_boottime_us() {
31   struct timespec ts_now = {};
32   clock_gettime(CLOCK_BOOTTIME, &ts_now);
33 
34   return ((uint64_t)ts_now.tv_sec * 1000000L) +
35          ((uint64_t)ts_now.tv_nsec / 1000);
36 }
37 
time_gettimeofday_us()38 uint64_t time_gettimeofday_us() {
39   struct timeval tv = {};
40   gettimeofday(&tv, nullptr);
41   return static_cast<uint64_t>(tv.tv_sec) * 1000000ULL +
42          static_cast<uint64_t>(tv.tv_usec);
43 }
44 
45 }  // namespace common
46 
47 }  // namespace bluetooth