Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

features/FEATURE_CLIENT/mbed-client-classic/source/m2mtimerpimpl.cpp@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /*
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2015-2016 ARM Limited. All rights reserved.
nexpaq 0:6c56fb4bc5f0 3 * SPDX-License-Identifier: Apache-2.0
nexpaq 0:6c56fb4bc5f0 4 * Licensed under the Apache License, Version 2.0 (the License); you may
nexpaq 0:6c56fb4bc5f0 5 * not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 6 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 7 *
nexpaq 0:6c56fb4bc5f0 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 9 *
nexpaq 0:6c56fb4bc5f0 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 11 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
nexpaq 0:6c56fb4bc5f0 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 13 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 14 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 15 */
nexpaq 0:6c56fb4bc5f0 16
nexpaq 0:6c56fb4bc5f0 17 #include <assert.h>
nexpaq 0:6c56fb4bc5f0 18 #include <time.h>
nexpaq 0:6c56fb4bc5f0 19
nexpaq 0:6c56fb4bc5f0 20 #include "mbed-client-classic/m2mtimerpimpl.h"
nexpaq 0:6c56fb4bc5f0 21 #include "mbed-client/m2mtimerobserver.h"
nexpaq 0:6c56fb4bc5f0 22 #include "mbed-client/m2mvector.h"
nexpaq 0:6c56fb4bc5f0 23
nexpaq 0:6c56fb4bc5f0 24 #include "eventOS_event.h"
nexpaq 0:6c56fb4bc5f0 25 #include "eventOS_event_timer.h"
nexpaq 0:6c56fb4bc5f0 26 #include "eventOS_scheduler.h"
nexpaq 0:6c56fb4bc5f0 27 #include "ns_hal_init.h"
nexpaq 0:6c56fb4bc5f0 28 #include "mbed-trace/mbed_trace.h"
nexpaq 0:6c56fb4bc5f0 29
nexpaq 0:6c56fb4bc5f0 30 #define TRACE_GROUP "mClt"
nexpaq 0:6c56fb4bc5f0 31
nexpaq 0:6c56fb4bc5f0 32 #define MBED_CLIENT_TIMER_EVENT 10
nexpaq 0:6c56fb4bc5f0 33
nexpaq 0:6c56fb4bc5f0 34 #ifdef MBED_CONF_MBED_CLIENT_EVENT_LOOP_SIZE
nexpaq 0:6c56fb4bc5f0 35 #define MBED_CLIENT_EVENT_LOOP_SIZE MBED_CONF_MBED_CLIENT_EVENT_LOOP_SIZE
nexpaq 0:6c56fb4bc5f0 36 #else
nexpaq 0:6c56fb4bc5f0 37 #define MBED_CLIENT_EVENT_LOOP_SIZE 1024
nexpaq 0:6c56fb4bc5f0 38 #endif
nexpaq 0:6c56fb4bc5f0 39
nexpaq 0:6c56fb4bc5f0 40 int8_t M2MTimerPimpl::_tasklet_id = -1;
nexpaq 0:6c56fb4bc5f0 41
nexpaq 0:6c56fb4bc5f0 42 int8_t M2MTimerPimpl::_next_timer_id = 1;
nexpaq 0:6c56fb4bc5f0 43
nexpaq 0:6c56fb4bc5f0 44 static m2m::Vector<M2MTimerPimpl*> timer_impl_list;
nexpaq 0:6c56fb4bc5f0 45
nexpaq 0:6c56fb4bc5f0 46 extern "C" void tasklet_func(arm_event_s *event)
nexpaq 0:6c56fb4bc5f0 47 {
nexpaq 0:6c56fb4bc5f0 48 // skip the init event as there will be a timer event after
nexpaq 0:6c56fb4bc5f0 49 if (event->event_type == MBED_CLIENT_TIMER_EVENT) {
nexpaq 0:6c56fb4bc5f0 50
nexpaq 0:6c56fb4bc5f0 51 bool timer_found = false;
nexpaq 0:6c56fb4bc5f0 52 eventOS_scheduler_mutex_wait();
nexpaq 0:6c56fb4bc5f0 53 int timer_count = timer_impl_list.size();
nexpaq 0:6c56fb4bc5f0 54 for (int index = 0; index < timer_count; index++) {
nexpaq 0:6c56fb4bc5f0 55 M2MTimerPimpl* timer = timer_impl_list[index];
nexpaq 0:6c56fb4bc5f0 56 if (timer->get_timer_id() == event->event_id) {
nexpaq 0:6c56fb4bc5f0 57 eventOS_scheduler_mutex_release();
nexpaq 0:6c56fb4bc5f0 58 timer_found = true;
nexpaq 0:6c56fb4bc5f0 59 timer->timer_expired();
nexpaq 0:6c56fb4bc5f0 60 break;
nexpaq 0:6c56fb4bc5f0 61 }
nexpaq 0:6c56fb4bc5f0 62 }
nexpaq 0:6c56fb4bc5f0 63 if(!timer_found) {
nexpaq 0:6c56fb4bc5f0 64 eventOS_scheduler_mutex_release();
nexpaq 0:6c56fb4bc5f0 65 }
nexpaq 0:6c56fb4bc5f0 66 }
nexpaq 0:6c56fb4bc5f0 67 }
nexpaq 0:6c56fb4bc5f0 68
nexpaq 0:6c56fb4bc5f0 69 M2MTimerPimpl::M2MTimerPimpl(M2MTimerObserver& observer)
nexpaq 0:6c56fb4bc5f0 70 : _observer(observer),
nexpaq 0:6c56fb4bc5f0 71 _single_shot(true),
nexpaq 0:6c56fb4bc5f0 72 _interval(0),
nexpaq 0:6c56fb4bc5f0 73 _type(M2MTimerObserver::Notdefined),
nexpaq 0:6c56fb4bc5f0 74 _intermediate_interval(0),
nexpaq 0:6c56fb4bc5f0 75 _total_interval(0),
nexpaq 0:6c56fb4bc5f0 76 _status(0),
nexpaq 0:6c56fb4bc5f0 77 _dtls_type(false)
nexpaq 0:6c56fb4bc5f0 78 {
nexpaq 0:6c56fb4bc5f0 79 ns_hal_init(NULL, MBED_CLIENT_EVENT_LOOP_SIZE, NULL, NULL);
nexpaq 0:6c56fb4bc5f0 80 eventOS_scheduler_mutex_wait();
nexpaq 0:6c56fb4bc5f0 81 if (_tasklet_id < 0) {
nexpaq 0:6c56fb4bc5f0 82 _tasklet_id = eventOS_event_handler_create(tasklet_func, MBED_CLIENT_TIMER_EVENT);
nexpaq 0:6c56fb4bc5f0 83 assert(_tasklet_id >= 0);
nexpaq 0:6c56fb4bc5f0 84 }
nexpaq 0:6c56fb4bc5f0 85
nexpaq 0:6c56fb4bc5f0 86 // XXX: this wraps over quite soon
nexpaq 0:6c56fb4bc5f0 87 _timer_id = M2MTimerPimpl::_next_timer_id++;
nexpaq 0:6c56fb4bc5f0 88
nexpaq 0:6c56fb4bc5f0 89 timer_impl_list.push_back(this);
nexpaq 0:6c56fb4bc5f0 90 eventOS_scheduler_mutex_release();
nexpaq 0:6c56fb4bc5f0 91 }
nexpaq 0:6c56fb4bc5f0 92
nexpaq 0:6c56fb4bc5f0 93 M2MTimerPimpl::~M2MTimerPimpl()
nexpaq 0:6c56fb4bc5f0 94 {
nexpaq 0:6c56fb4bc5f0 95 // cancel the timer request, if any is pending
nexpaq 0:6c56fb4bc5f0 96 cancel();
nexpaq 0:6c56fb4bc5f0 97
nexpaq 0:6c56fb4bc5f0 98 // there is no turning back, event os does not have eventOS_event_handler_delete() or similar,
nexpaq 0:6c56fb4bc5f0 99 // so the tasklet is lost forever. Same goes with timer_impl_list, which leaks now memory.
nexpaq 0:6c56fb4bc5f0 100
nexpaq 0:6c56fb4bc5f0 101 // remove the timer from object list
nexpaq 0:6c56fb4bc5f0 102 eventOS_scheduler_mutex_wait();
nexpaq 0:6c56fb4bc5f0 103 int timer_count = timer_impl_list.size();
nexpaq 0:6c56fb4bc5f0 104 for (int index = 0; index < timer_count; index++) {
nexpaq 0:6c56fb4bc5f0 105
nexpaq 0:6c56fb4bc5f0 106 const M2MTimerPimpl* timer = timer_impl_list[index];
nexpaq 0:6c56fb4bc5f0 107 if (timer->get_timer_id() == _timer_id) {
nexpaq 0:6c56fb4bc5f0 108
nexpaq 0:6c56fb4bc5f0 109 timer_impl_list.erase(index);
nexpaq 0:6c56fb4bc5f0 110 break;
nexpaq 0:6c56fb4bc5f0 111 }
nexpaq 0:6c56fb4bc5f0 112 }
nexpaq 0:6c56fb4bc5f0 113 eventOS_scheduler_mutex_release();
nexpaq 0:6c56fb4bc5f0 114 }
nexpaq 0:6c56fb4bc5f0 115
nexpaq 0:6c56fb4bc5f0 116 void M2MTimerPimpl::start_timer( uint64_t interval,
nexpaq 0:6c56fb4bc5f0 117 M2MTimerObserver::Type type,
nexpaq 0:6c56fb4bc5f0 118 bool single_shot)
nexpaq 0:6c56fb4bc5f0 119 {
nexpaq 0:6c56fb4bc5f0 120 assert(interval <= INT32_MAX);
nexpaq 0:6c56fb4bc5f0 121
nexpaq 0:6c56fb4bc5f0 122 _dtls_type = false;
nexpaq 0:6c56fb4bc5f0 123 _intermediate_interval = 0;
nexpaq 0:6c56fb4bc5f0 124 _total_interval = 0;
nexpaq 0:6c56fb4bc5f0 125 _status = 0;
nexpaq 0:6c56fb4bc5f0 126 _single_shot = single_shot;
nexpaq 0:6c56fb4bc5f0 127 _interval = interval;
nexpaq 0:6c56fb4bc5f0 128 _type = type;
nexpaq 0:6c56fb4bc5f0 129 start();
nexpaq 0:6c56fb4bc5f0 130 }
nexpaq 0:6c56fb4bc5f0 131
nexpaq 0:6c56fb4bc5f0 132 void M2MTimerPimpl::start_dtls_timer(uint64_t intermediate_interval, uint64_t total_interval, M2MTimerObserver::Type type)
nexpaq 0:6c56fb4bc5f0 133 {
nexpaq 0:6c56fb4bc5f0 134 assert(intermediate_interval <= INT32_MAX);
nexpaq 0:6c56fb4bc5f0 135 assert(intermediate_interval <= total_interval);
nexpaq 0:6c56fb4bc5f0 136
nexpaq 0:6c56fb4bc5f0 137 _dtls_type = true;
nexpaq 0:6c56fb4bc5f0 138 _intermediate_interval = intermediate_interval;
nexpaq 0:6c56fb4bc5f0 139 _total_interval = total_interval;
nexpaq 0:6c56fb4bc5f0 140 _interval = _intermediate_interval;
nexpaq 0:6c56fb4bc5f0 141 _status = 0;
nexpaq 0:6c56fb4bc5f0 142 _single_shot = false;
nexpaq 0:6c56fb4bc5f0 143 _type = type;
nexpaq 0:6c56fb4bc5f0 144 start();
nexpaq 0:6c56fb4bc5f0 145 }
nexpaq 0:6c56fb4bc5f0 146
nexpaq 0:6c56fb4bc5f0 147 void M2MTimerPimpl::start()
nexpaq 0:6c56fb4bc5f0 148 {
nexpaq 0:6c56fb4bc5f0 149 int status;
nexpaq 0:6c56fb4bc5f0 150
nexpaq 0:6c56fb4bc5f0 151 status = eventOS_event_timer_request(_timer_id, MBED_CLIENT_TIMER_EVENT,
nexpaq 0:6c56fb4bc5f0 152 M2MTimerPimpl::_tasklet_id,
nexpaq 0:6c56fb4bc5f0 153 _interval);
nexpaq 0:6c56fb4bc5f0 154 assert(status == 0);
nexpaq 0:6c56fb4bc5f0 155 }
nexpaq 0:6c56fb4bc5f0 156
nexpaq 0:6c56fb4bc5f0 157 void M2MTimerPimpl::cancel()
nexpaq 0:6c56fb4bc5f0 158 {
nexpaq 0:6c56fb4bc5f0 159 eventOS_event_timer_cancel(_timer_id, M2MTimerPimpl::_tasklet_id);
nexpaq 0:6c56fb4bc5f0 160 }
nexpaq 0:6c56fb4bc5f0 161
nexpaq 0:6c56fb4bc5f0 162 void M2MTimerPimpl::stop_timer()
nexpaq 0:6c56fb4bc5f0 163 {
nexpaq 0:6c56fb4bc5f0 164 _interval = 0;
nexpaq 0:6c56fb4bc5f0 165 _single_shot = true;
nexpaq 0:6c56fb4bc5f0 166 cancel();
nexpaq 0:6c56fb4bc5f0 167 }
nexpaq 0:6c56fb4bc5f0 168
nexpaq 0:6c56fb4bc5f0 169 void M2MTimerPimpl::timer_expired()
nexpaq 0:6c56fb4bc5f0 170 {
nexpaq 0:6c56fb4bc5f0 171 _status++;
nexpaq 0:6c56fb4bc5f0 172 _observer.timer_expired(_type);
nexpaq 0:6c56fb4bc5f0 173
nexpaq 0:6c56fb4bc5f0 174 if ((!_dtls_type) && (!_single_shot)) {
nexpaq 0:6c56fb4bc5f0 175 // start next round of periodic timer
nexpaq 0:6c56fb4bc5f0 176 start();
nexpaq 0:6c56fb4bc5f0 177 } else if ((_dtls_type) && (!is_total_interval_passed())) {
nexpaq 0:6c56fb4bc5f0 178 // if only the intermediate time has passed, we need still wait up to total time
nexpaq 0:6c56fb4bc5f0 179 _interval = _total_interval - _intermediate_interval;
nexpaq 0:6c56fb4bc5f0 180 start();
nexpaq 0:6c56fb4bc5f0 181 }
nexpaq 0:6c56fb4bc5f0 182 }
nexpaq 0:6c56fb4bc5f0 183
nexpaq 0:6c56fb4bc5f0 184 bool M2MTimerPimpl::is_intermediate_interval_passed()
nexpaq 0:6c56fb4bc5f0 185 {
nexpaq 0:6c56fb4bc5f0 186 if (_status > 0) {
nexpaq 0:6c56fb4bc5f0 187 return true;
nexpaq 0:6c56fb4bc5f0 188 }
nexpaq 0:6c56fb4bc5f0 189 return false;
nexpaq 0:6c56fb4bc5f0 190 }
nexpaq 0:6c56fb4bc5f0 191
nexpaq 0:6c56fb4bc5f0 192 bool M2MTimerPimpl::is_total_interval_passed()
nexpaq 0:6c56fb4bc5f0 193 {
nexpaq 0:6c56fb4bc5f0 194 if (_status > 1) {
nexpaq 0:6c56fb4bc5f0 195 return true;
nexpaq 0:6c56fb4bc5f0 196 }
nexpaq 0:6c56fb4bc5f0 197 return false;
nexpaq 0:6c56fb4bc5f0 198 }