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()28uint64_t time_get_os_boottime_ms() { return time_get_os_boottime_us() / 1000; } 29 time_get_os_boottime_us()30uint64_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()38uint64_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