1 #ifndef __DALI_INTERNAL_TIME_SERVICE_H__
2 #define __DALI_INTERNAL_TIME_SERVICE_H__
5 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
36 * @brief Get the monotonic time since some unspecified starting point (usually the boot time).
38 * @param[out] timeInNanoseconds The time in nanoseconds since the reference point.
40 * @note The maximum value timeInNanoseconds can hold is 0xFFFFFFFFFFFFFFFF which is 1.844674407e+19. Therefore, this can overflow after approximately 584 years.
42 void GetNanoseconds( uint64_t& timeInNanoseconds );
45 * @brief Sleeps until the monotonic time specified since some unspecified starting point (usually the boot time).
47 * If the time specified has already passed, then it returns immediately.
49 * @param[in] timeInNanoseconds The time to sleep until
51 * @note The maximum value timeInNanoseconds can hold is 0xFFFFFFFFFFFFFFFF which is 1.844674407e+19. Therefore, this can overflow after approximately 584 years.
53 void SleepUntil( uint64_t timeInNanoseconds );
55 } // namespace TimeService
57 } // namespace Adaptor
59 } // namespace Internal
63 #endif // __DALI_INTERNAL_TIME_SERVICE_H__