iceoryx_doc  1.0.1
timespec.hpp
1 // Copyright (c) 2019 by Robert Bosch GmbH. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 //
15 // SPDX-License-Identifier: Apache-2.0
16 #ifndef IOX_UTILS_POSIX_WRAPPER_TIMESPEC_HPP
17 #define IOX_UTILS_POSIX_WRAPPER_TIMESPEC_HPP
18 
19 #include <time.h>
20 // For std types
21 #include <cstdint>
22 
23 namespace iox
24 {
25 namespace posix
26 {
27 constexpr unsigned int TS_DIVIDER_sec = 1000000000;
28 constexpr unsigned int TS_DIVIDER_msec = (TS_DIVIDER_sec / 1000);
29 
34 struct timespec addTimeMs(struct timespec time, const uint32_t timeToAdd_ms);
35 
40 double subtractTimespecMS(const struct timespec minuend, const struct timespec subtrahend);
41 
42 } // namespace posix
43 } // namespace iox
44 
45 #endif // IOX_UTILS_POSIX_WRAPPER_TIMESPEC_HPP
building block to easily create free function for logging in a library context
Definition: lockfree_queue.hpp:28