Austin Blackstone / Mbed 2 deprecated client-lwip-lightswitch-demo-expanded

mbed client lightswitch demo

Dependencies:   mbed Socket lwip-eth lwip-sys lwip

Fork of mbed-client-classic-example-lwip by Austin Blackstone

mbed-rtos/rtos/Mutex.cpp@11:cada08fc8a70, 2016-06-09 (annotated)

Committer:
mbedAustin
Date:
Thu Jun 09 17:08:36 2016 +0000
Revision:
11:cada08fc8a70
Commit for public Consumption

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 11:cada08fc8a70 1 /* mbed Microcontroller Library
mbedAustin 11:cada08fc8a70 2 * Copyright (c) 2006-2012 ARM Limited
mbedAustin 11:cada08fc8a70 3 *
mbedAustin 11:cada08fc8a70 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
mbedAustin 11:cada08fc8a70 5 * of this software and associated documentation files (the "Software"), to deal
mbedAustin 11:cada08fc8a70 6 * in the Software without restriction, including without limitation the rights
mbedAustin 11:cada08fc8a70 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
mbedAustin 11:cada08fc8a70 8 * copies of the Software, and to permit persons to whom the Software is
mbedAustin 11:cada08fc8a70 9 * furnished to do so, subject to the following conditions:
mbedAustin 11:cada08fc8a70 10 *
mbedAustin 11:cada08fc8a70 11 * The above copyright notice and this permission notice shall be included in
mbedAustin 11:cada08fc8a70 12 * all copies or substantial portions of the Software.
mbedAustin 11:cada08fc8a70 13 *
mbedAustin 11:cada08fc8a70 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
mbedAustin 11:cada08fc8a70 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
mbedAustin 11:cada08fc8a70 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
mbedAustin 11:cada08fc8a70 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
mbedAustin 11:cada08fc8a70 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbedAustin 11:cada08fc8a70 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
mbedAustin 11:cada08fc8a70 20 * SOFTWARE.
mbedAustin 11:cada08fc8a70 21 */
mbedAustin 11:cada08fc8a70 22 #include "Mutex.h"
mbedAustin 11:cada08fc8a70 23
mbedAustin 11:cada08fc8a70 24 #include <string.h>
mbedAustin 11:cada08fc8a70 25 #include "mbed_error.h"
mbedAustin 11:cada08fc8a70 26
mbedAustin 11:cada08fc8a70 27 namespace rtos {
mbedAustin 11:cada08fc8a70 28
mbedAustin 11:cada08fc8a70 29 Mutex::Mutex() {
mbedAustin 11:cada08fc8a70 30 #ifdef CMSIS_OS_RTX
mbedAustin 11:cada08fc8a70 31 memset(_mutex_data, 0, sizeof(_mutex_data));
mbedAustin 11:cada08fc8a70 32 _osMutexDef.mutex = _mutex_data;
mbedAustin 11:cada08fc8a70 33 #endif
mbedAustin 11:cada08fc8a70 34 _osMutexId = osMutexCreate(&_osMutexDef);
mbedAustin 11:cada08fc8a70 35 if (_osMutexId == NULL) {
mbedAustin 11:cada08fc8a70 36 error("Error initializing the mutex object\n");
mbedAustin 11:cada08fc8a70 37 }
mbedAustin 11:cada08fc8a70 38 }
mbedAustin 11:cada08fc8a70 39
mbedAustin 11:cada08fc8a70 40 osStatus Mutex::lock(uint32_t millisec) {
mbedAustin 11:cada08fc8a70 41 return osMutexWait(_osMutexId, millisec);
mbedAustin 11:cada08fc8a70 42 }
mbedAustin 11:cada08fc8a70 43
mbedAustin 11:cada08fc8a70 44 bool Mutex::trylock() {
mbedAustin 11:cada08fc8a70 45 return (osMutexWait(_osMutexId, 0) == osOK);
mbedAustin 11:cada08fc8a70 46 }
mbedAustin 11:cada08fc8a70 47
mbedAustin 11:cada08fc8a70 48 osStatus Mutex::unlock() {
mbedAustin 11:cada08fc8a70 49 return osMutexRelease(_osMutexId);
mbedAustin 11:cada08fc8a70 50 }
mbedAustin 11:cada08fc8a70 51
mbedAustin 11:cada08fc8a70 52 Mutex::~Mutex() {
mbedAustin 11:cada08fc8a70 53 osMutexDelete(_osMutexId);
mbedAustin 11:cada08fc8a70 54 }
mbedAustin 11:cada08fc8a70 55
mbedAustin 11:cada08fc8a70 56 }