Department of Electrical Eng University of Moratuwa / Mbed 2 deprecated bilateral_tunned_final

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Dependencies:   mbed

mbed-rtos/rtos/Semaphore.cpp@0:5459cdde6298, 2019-08-01 (annotated)

Committer:
eembed
Date:
Thu Aug 01 08:00:33 2019 +0000
Revision:
0:5459cdde6298
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
eembed 0:5459cdde6298 1 /* mbed Microcontroller Library
eembed 0:5459cdde6298 2 * Copyright (c) 2006-2012 ARM Limited
eembed 0:5459cdde6298 3 *
eembed 0:5459cdde6298 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
eembed 0:5459cdde6298 5 * of this software and associated documentation files (the "Software"), to deal
eembed 0:5459cdde6298 6 * in the Software without restriction, including without limitation the rights
eembed 0:5459cdde6298 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
eembed 0:5459cdde6298 8 * copies of the Software, and to permit persons to whom the Software is
eembed 0:5459cdde6298 9 * furnished to do so, subject to the following conditions:
eembed 0:5459cdde6298 10 *
eembed 0:5459cdde6298 11 * The above copyright notice and this permission notice shall be included in
eembed 0:5459cdde6298 12 * all copies or substantial portions of the Software.
eembed 0:5459cdde6298 13 *
eembed 0:5459cdde6298 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
eembed 0:5459cdde6298 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
eembed 0:5459cdde6298 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
eembed 0:5459cdde6298 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
eembed 0:5459cdde6298 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
eembed 0:5459cdde6298 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
eembed 0:5459cdde6298 20 * SOFTWARE.
eembed 0:5459cdde6298 21 */
eembed 0:5459cdde6298 22 #include "Semaphore.h"
eembed 0:5459cdde6298 23
eembed 0:5459cdde6298 24 #include <string.h>
eembed 0:5459cdde6298 25
eembed 0:5459cdde6298 26 namespace rtos {
eembed 0:5459cdde6298 27
eembed 0:5459cdde6298 28 Semaphore::Semaphore(int32_t count) {
eembed 0:5459cdde6298 29 #ifdef CMSIS_OS_RTX
eembed 0:5459cdde6298 30 memset(_semaphore_data, 0, sizeof(_semaphore_data));
eembed 0:5459cdde6298 31 _osSemaphoreDef.semaphore = _semaphore_data;
eembed 0:5459cdde6298 32 #endif
eembed 0:5459cdde6298 33 _osSemaphoreId = osSemaphoreCreate(&_osSemaphoreDef, count);
eembed 0:5459cdde6298 34 }
eembed 0:5459cdde6298 35
eembed 0:5459cdde6298 36 int32_t Semaphore::wait(uint32_t millisec) {
eembed 0:5459cdde6298 37 return osSemaphoreWait(_osSemaphoreId, millisec);
eembed 0:5459cdde6298 38 }
eembed 0:5459cdde6298 39
eembed 0:5459cdde6298 40 osStatus Semaphore::release(void) {
eembed 0:5459cdde6298 41 return osSemaphoreRelease(_osSemaphoreId);
eembed 0:5459cdde6298 42 }
eembed 0:5459cdde6298 43
eembed 0:5459cdde6298 44 Semaphore::~Semaphore() {
eembed 0:5459cdde6298 45 osSemaphoreDelete(_osSemaphoreId);
eembed 0:5459cdde6298 46 }
eembed 0:5459cdde6298 47
eembed 0:5459cdde6298 48 }