1 //******************************************************************
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3 // Copyright 2016 Samsung Electronics All Rights Reserved.
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5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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7 // Licensed under the Apache License, Version 2.0 (the "License");
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8 // you may not use this file except in compliance with the License.
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9 // You may obtain a copy of the License at
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11 // http://www.apache.org/licenses/LICENSE-2.0
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13 // Unless required by applicable law or agreed to in writing, software
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14 // distributed under the License is distributed on an "AS IS" BASIS,
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15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 // See the License for the specific language governing permissions and
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17 // limitations under the License.
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19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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21 #include "NSProviderScheduler.h"
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23 pthread_t NSThread[THREAD_COUNT];
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24 pthread_mutex_t NSMutex[THREAD_COUNT];
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25 sem_t NSSemaphore[THREAD_COUNT];
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26 bool NSIsRunning[THREAD_COUNT] =
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29 NSTask* NSHeadMsg[THREAD_COUNT] =
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31 NSTask* NSTailMsg[THREAD_COUNT] =
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34 void * NSResponseSchedule(void *ptr);
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35 void * NSDiscoverySchedule(void *ptr);
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36 void * NSSubScriptionSchedule(void *ptr);
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37 void * NSNotificationSchedule(void *ptr);
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39 bool NSInitScheduler()
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41 OIC_LOG(INFO, SCHEDULER_TAG, "NSInitScheduler()");
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42 NS_LOG(DEBUG, "NSInitScheduler - IN");
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46 for (i = 0; i < THREAD_COUNT; i++)
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48 pthread_mutex_init(&NSMutex[i], NULL);
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49 NSIsRunning[i] = true;
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50 sem_init(&(NSSemaphore[i]), 0, 0);
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53 NS_LOG(DEBUG, "NSInitScheduler - OUT");
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57 bool NSStartScheduler()
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61 for (i = 0; i < THREAD_COUNT; i++)
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63 pthread_mutex_lock(&NSMutex[i]);
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67 case RESPONSE_SCHEDULER:
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69 NS_LOG(DEBUG, "CASE RESPONSE_SCHEDULER :");
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70 pthread_create(&NSThread[i], NULL, NSResponseSchedule, NULL);
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74 case DISCOVERY_SCHEDULER:
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76 NS_LOG(DEBUG, "CASE DISCOVERY_SCHEDULER :");
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77 pthread_create(&NSThread[i], NULL, NSDiscoverySchedule, NULL);
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81 case SUBSCRIPTION_SCHEDULER:
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83 NS_LOG(DEBUG, "CASE SUBSCRIPTION_SCHEDULER :");
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84 pthread_create(&NSThread[i], NULL, NSSubScriptionSchedule, NULL);
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88 case NOTIFICATION_SCHEDULER:
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90 NS_LOG(DEBUG, "CASE NOTIFICATION_SCHEDULER :");
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91 pthread_create(&NSThread[i], NULL, NSNotificationSchedule, NULL);
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100 NSHeadMsg[i] = NSTailMsg[i] = NULL;
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102 pthread_mutex_unlock(&NSMutex[i]);
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109 bool NSStopScheduler()
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111 NS_LOG(DEBUG, "NSStopScheduler - IN");
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114 for (i = THREAD_COUNT - 1; i >= 0; --i)
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117 NSIsRunning[i] = false;
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119 pthread_join(NSThread[i], (void *) NULL);
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122 pthread_mutex_lock(&NSMutex[i]);
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124 while (NSHeadMsg[i]->nextTask != NULL)
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126 NSTask* temp = NSHeadMsg[i];
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127 NSHeadMsg[i] = NSHeadMsg[i]->nextTask;
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131 OICFree(NSHeadMsg[i]);
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133 pthread_mutex_unlock(&NSMutex[i]);
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136 NS_LOG(DEBUG, "NSStopScheduler - OUT");
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141 void NSPushQueue(NSSchedulerType schedulerType, NSTaskType taskType, void* data)
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143 pthread_mutex_lock(&NSMutex[schedulerType]);
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145 NS_LOG(DEBUG, "NSPushQueue - IN");
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146 NS_LOG_V(DEBUG, "NSSchedulerType = %d", schedulerType);
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147 NS_LOG_V(DEBUG, "NSTaskType = %d", taskType);
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149 if (NSHeadMsg[schedulerType] == NULL)
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151 NSHeadMsg[schedulerType] = (NSTask*) malloc(sizeof(NSTask));
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152 memset(NSHeadMsg[schedulerType], 0, sizeof(NSTask));
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153 NSHeadMsg[schedulerType]->taskType = taskType;
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154 NSHeadMsg[schedulerType]->taskData = data;
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155 NSHeadMsg[schedulerType]->nextTask = NULL;
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156 NSTailMsg[schedulerType] = NSHeadMsg[schedulerType];
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160 NSTask* newNode = (NSTask*) malloc(sizeof(NSTask));
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161 memset(newNode, 0, sizeof(NSTask));
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162 newNode->taskType = taskType;
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163 newNode->taskData = data;
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164 newNode->nextTask = NULL;
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166 NSTailMsg[schedulerType]->nextTask = newNode;
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167 NSTailMsg[schedulerType] = newNode;
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170 sem_post(&(NSSemaphore[schedulerType]));
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171 NS_LOG(DEBUG, "NSPushQueue - OUT");
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172 pthread_mutex_unlock(&NSMutex[schedulerType]);
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