Ewout van Bekkum | 9618d8a | 2020-11-09 12:46:52 -0800 | [diff] [blame] | 1 | // Copyright 2020 The Pigweed Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 4 | // use this file except in compliance with the License. You may obtain a copy of |
| 5 | // the License at |
| 6 | // |
| 7 | // https://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, WITHOUT |
| 11 | // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 12 | // License for the specific language governing permissions and limitations under |
| 13 | // the License. |
| 14 | |
| 15 | #include "pw_sync/binary_semaphore.h" |
| 16 | |
| 17 | using pw::chrono::SystemClock; |
| 18 | |
| 19 | extern "C" void pw_sync_BinarySemaphore_Release( |
| 20 | pw_sync_BinarySemaphore* semaphore) { |
| 21 | semaphore->release(); |
| 22 | } |
| 23 | |
| 24 | extern "C" void pw_sync_BinarySemaphore_Acquire( |
| 25 | pw_sync_BinarySemaphore* semaphore) { |
| 26 | semaphore->acquire(); |
| 27 | } |
| 28 | |
| 29 | extern "C" bool pw_sync_BinarySemaphore_TryAcquire( |
| 30 | pw_sync_BinarySemaphore* semaphore) { |
| 31 | return semaphore->try_acquire(); |
| 32 | } |
| 33 | |
| 34 | extern "C" bool pw_sync_BinarySemaphore_TryAcquireFor( |
| 35 | pw_sync_BinarySemaphore* semaphore, |
Ewout van Bekkum | 830d5d1 | 2021-01-28 18:58:03 -0800 | [diff] [blame] | 36 | pw_chrono_SystemClock_Duration for_at_least) { |
| 37 | return semaphore->try_acquire_for(SystemClock::duration(for_at_least.ticks)); |
Ewout van Bekkum | 9618d8a | 2020-11-09 12:46:52 -0800 | [diff] [blame] | 38 | } |
| 39 | |
| 40 | extern "C" bool pw_sync_BinarySemaphore_TryAcquireUntil( |
| 41 | pw_sync_BinarySemaphore* semaphore, |
| 42 | pw_chrono_SystemClock_TimePoint until_at_least) { |
| 43 | return semaphore->try_acquire_until(SystemClock::time_point( |
Ewout van Bekkum | 830d5d1 | 2021-01-28 18:58:03 -0800 | [diff] [blame] | 44 | SystemClock::duration(until_at_least.duration_since_epoch.ticks))); |
Ewout van Bekkum | 9618d8a | 2020-11-09 12:46:52 -0800 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | extern "C" ptrdiff_t pw_sync_BinarySemaphore_Max(void) { |
| 48 | return pw::sync::BinarySemaphore::max(); |
| 49 | } |