Marco Zecchini / Mbed OS Example_RTOS

Rtos API example

mbed-os/rtos/EventFlags.cpp@0:9fca2b23d0ba, 2019-02-23 (annotated)

Committer:
marcozecchini
Date:
Sat Feb 23 12:13:36 2019 +0000
Revision:
0:9fca2b23d0ba
final commit

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marcozecchini 0:9fca2b23d0ba 1 /* mbed Microcontroller Library
marcozecchini 0:9fca2b23d0ba 2 * Copyright (c) 2006-2017 ARM Limited
marcozecchini 0:9fca2b23d0ba 3 *
marcozecchini 0:9fca2b23d0ba 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
marcozecchini 0:9fca2b23d0ba 5 * of this software and associated documentation files (the "Software"), to deal
marcozecchini 0:9fca2b23d0ba 6 * in the Software without restriction, including without limitation the rights
marcozecchini 0:9fca2b23d0ba 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
marcozecchini 0:9fca2b23d0ba 8 * copies of the Software, and to permit persons to whom the Software is
marcozecchini 0:9fca2b23d0ba 9 * furnished to do so, subject to the following conditions:
marcozecchini 0:9fca2b23d0ba 10 *
marcozecchini 0:9fca2b23d0ba 11 * The above copyright notice and this permission notice shall be included in
marcozecchini 0:9fca2b23d0ba 12 * all copies or substantial portions of the Software.
marcozecchini 0:9fca2b23d0ba 13 *
marcozecchini 0:9fca2b23d0ba 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
marcozecchini 0:9fca2b23d0ba 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
marcozecchini 0:9fca2b23d0ba 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
marcozecchini 0:9fca2b23d0ba 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
marcozecchini 0:9fca2b23d0ba 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
marcozecchini 0:9fca2b23d0ba 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
marcozecchini 0:9fca2b23d0ba 20 * SOFTWARE.
marcozecchini 0:9fca2b23d0ba 21 */
marcozecchini 0:9fca2b23d0ba 22 #include "rtos/EventFlags.h"
marcozecchini 0:9fca2b23d0ba 23 #include <string.h>
marcozecchini 0:9fca2b23d0ba 24 #include "mbed_error.h"
marcozecchini 0:9fca2b23d0ba 25 #include "mbed_assert.h"
marcozecchini 0:9fca2b23d0ba 26
marcozecchini 0:9fca2b23d0ba 27 namespace rtos {
marcozecchini 0:9fca2b23d0ba 28
marcozecchini 0:9fca2b23d0ba 29 EventFlags::EventFlags()
marcozecchini 0:9fca2b23d0ba 30 {
marcozecchini 0:9fca2b23d0ba 31 constructor();
marcozecchini 0:9fca2b23d0ba 32 }
marcozecchini 0:9fca2b23d0ba 33
marcozecchini 0:9fca2b23d0ba 34 EventFlags::EventFlags(const char *name)
marcozecchini 0:9fca2b23d0ba 35 {
marcozecchini 0:9fca2b23d0ba 36 constructor(name);
marcozecchini 0:9fca2b23d0ba 37 }
marcozecchini 0:9fca2b23d0ba 38
marcozecchini 0:9fca2b23d0ba 39 void EventFlags::constructor(const char *name)
marcozecchini 0:9fca2b23d0ba 40 {
marcozecchini 0:9fca2b23d0ba 41 memset(&_obj_mem, 0, sizeof(_obj_mem));
marcozecchini 0:9fca2b23d0ba 42 osEventFlagsAttr_t attr;
marcozecchini 0:9fca2b23d0ba 43 attr.name = name ? name : "application_unnamed_event_flags";
marcozecchini 0:9fca2b23d0ba 44 attr.cb_mem = &_obj_mem;
marcozecchini 0:9fca2b23d0ba 45 attr.cb_size = sizeof(_obj_mem);
marcozecchini 0:9fca2b23d0ba 46 _id = osEventFlagsNew(&attr);
marcozecchini 0:9fca2b23d0ba 47 MBED_ASSERT(_id);
marcozecchini 0:9fca2b23d0ba 48 }
marcozecchini 0:9fca2b23d0ba 49
marcozecchini 0:9fca2b23d0ba 50 uint32_t EventFlags::set(uint32_t flags)
marcozecchini 0:9fca2b23d0ba 51 {
marcozecchini 0:9fca2b23d0ba 52 return osEventFlagsSet(_id, flags);
marcozecchini 0:9fca2b23d0ba 53 }
marcozecchini 0:9fca2b23d0ba 54
marcozecchini 0:9fca2b23d0ba 55 uint32_t EventFlags::clear(uint32_t flags)
marcozecchini 0:9fca2b23d0ba 56 {
marcozecchini 0:9fca2b23d0ba 57 return osEventFlagsClear(_id, flags);
marcozecchini 0:9fca2b23d0ba 58 }
marcozecchini 0:9fca2b23d0ba 59
marcozecchini 0:9fca2b23d0ba 60 uint32_t EventFlags::get() const
marcozecchini 0:9fca2b23d0ba 61 {
marcozecchini 0:9fca2b23d0ba 62 return osEventFlagsGet(_id);
marcozecchini 0:9fca2b23d0ba 63 }
marcozecchini 0:9fca2b23d0ba 64
marcozecchini 0:9fca2b23d0ba 65 uint32_t EventFlags::wait_all(uint32_t flags, uint32_t timeout, bool clear)
marcozecchini 0:9fca2b23d0ba 66 {
marcozecchini 0:9fca2b23d0ba 67 return wait(flags, osFlagsWaitAll, timeout, clear);
marcozecchini 0:9fca2b23d0ba 68 }
marcozecchini 0:9fca2b23d0ba 69
marcozecchini 0:9fca2b23d0ba 70 uint32_t EventFlags::wait_any(uint32_t flags, uint32_t timeout, bool clear)
marcozecchini 0:9fca2b23d0ba 71 {
marcozecchini 0:9fca2b23d0ba 72 return wait(flags, osFlagsWaitAny, timeout, clear);
marcozecchini 0:9fca2b23d0ba 73 }
marcozecchini 0:9fca2b23d0ba 74
marcozecchini 0:9fca2b23d0ba 75 EventFlags::~EventFlags()
marcozecchini 0:9fca2b23d0ba 76 {
marcozecchini 0:9fca2b23d0ba 77 osEventFlagsDelete(_id);
marcozecchini 0:9fca2b23d0ba 78 }
marcozecchini 0:9fca2b23d0ba 79
marcozecchini 0:9fca2b23d0ba 80 uint32_t EventFlags::wait(uint32_t flags, uint32_t opt, uint32_t timeout, bool clear)
marcozecchini 0:9fca2b23d0ba 81 {
marcozecchini 0:9fca2b23d0ba 82 if (clear == false) {
marcozecchini 0:9fca2b23d0ba 83 opt |= osFlagsNoClear;
marcozecchini 0:9fca2b23d0ba 84 }
marcozecchini 0:9fca2b23d0ba 85
marcozecchini 0:9fca2b23d0ba 86 return osEventFlagsWait(_id, flags, opt, timeout);
marcozecchini 0:9fca2b23d0ba 87 }
marcozecchini 0:9fca2b23d0ba 88
marcozecchini 0:9fca2b23d0ba 89 }