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 "NSProviderTopic.h"
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23 static bool isTopicList = false;
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25 NSResult NSSendTopicUpdation();
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27 NSResult NSInitTopicList()
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29 NS_LOG(DEBUG, "NSInitTopicList - IN");
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33 NS_LOG(DEBUG, "topic list has already initiated");
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37 consumerTopicList = NSStorageCreate();
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38 consumerTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC;
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40 registeredTopicList = NSStorageCreate();
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41 registeredTopicList->cacheType = NS_PROVIDER_CACHE_REGISTER_TOPIC;
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45 NS_LOG(DEBUG, "NSInitTopicList - OUT");
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49 NSTopicList * NSGetTopics(char *consumerId)
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51 NS_LOG(DEBUG, "NSGetTopics()");
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53 NSTopicList * topicList;
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55 if(consumerId == NULL)
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57 NS_LOG(DEBUG, "All registered topic list");
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58 //TODO: get registered topic list
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62 NS_LOG_V(DEBUG, "Subscribed topic list for consumerId(%s)", consumerId);
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63 //TODO: get subscribed topic list for consumer
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66 NS_LOG(DEBUG, "NSGetTopics() NS_OK");
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70 NSResult NSAddTopics(const char * topicName)
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72 NS_LOG(DEBUG, "NSWriteTopicsToStorage()");
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74 NSCacheTopicData * data = (NSCacheTopicData *)OICMalloc(sizeof(NSCacheTopicData));
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75 data->topicName = topicName;
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76 data->state = NS_TOPIC_UNSUBSCRIBED;
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78 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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79 element->data = (void *) data;
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80 element->next = NULL;
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82 if(NSStorageWrite(registeredTopicList, element) != NS_OK)
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84 NS_LOG(DEBUG, "fail to write cache");
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86 NSSendTopicUpdation();
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88 NS_LOG(DEBUG, "NSWriteTopicsToStorage() NS_OK");
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92 NSResult NSDeleteTopics(const char * topicName)
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94 NS_LOG(DEBUG, "NSDeleteTopics()");
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98 NS_LOG(ERROR, "topicName is NULL");
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102 NSStorageDelete(registeredTopicList, topicName);
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103 while(NSStorageDelete(consumerTopicList, topicName) != NS_FAIL);
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108 NSResult NSSubscribeTopicList(char *consumerId, NSTopicList *topicList)
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110 NS_LOG(DEBUG, "NSSubscribeTopicList()");
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114 NS_LOG(ERROR, "no topics");
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120 NS_LOG(ERROR, "invalid consumer id");
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124 OCResourceHandle rHandle = NULL;
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125 if(NSPutTopicResource(topicList, &rHandle) != NS_OK)
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127 NS_LOG(ERROR, "Fail to put topic resource");
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131 //TODO it will change logic.
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132 //NSStoreTopics(consumerId, topicList->head);
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134 NS_LOG(DEBUG, "NSSubscribeTopicList() NS_OK");
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138 NSResult NSSendTopicUpdation()
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140 NS_LOG(DEBUG, "NSSendTopicUpdation - IN");
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142 OCRepPayload* payload = OCRepPayloadCreate();
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146 NS_LOG(ERROR, "fail to create playload");
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150 OCResourceHandle rHandle = NULL;
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151 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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153 NS_LOG(ERROR, "Fail to put message resource");
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157 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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158 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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159 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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161 OCObservationId obArray[255] = { 0, };
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164 NSCacheElement * it = consumerSubList->head;
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168 NSCacheSubData * subData = (NSCacheSubData *) it->data;
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170 if (subData->isWhite)
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172 if(subData->messageObId != 0)
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174 obArray[obCount++] = subData->messageObId;
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178 if(subData->remote_messageObId != 0)
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180 obArray[obCount++] = subData->remote_messageObId;
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190 NS_LOG(ERROR, "observer count is zero");
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194 if (OCNotifyListOfObservers(rHandle, obArray, obCount, payload, OC_HIGH_QOS)
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197 NS_LOG(ERROR, "fail to send topic updation");
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198 OCRepPayloadDestroy(payload);
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202 OCRepPayloadDestroy(payload);
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204 NS_LOG(DEBUG, "NSSendTopicUpdation - OUT");
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208 NSResult NSSendTopicUpdationToConsumer(char *consumerId)
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210 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - IN");
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212 OCRepPayload* payload = OCRepPayloadCreate();
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216 NS_LOG(ERROR, "fail to create playload");
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220 OCResourceHandle rHandle = NULL;
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221 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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223 NS_LOG(ERROR, "Fail to put message resource");
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227 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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228 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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229 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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231 NSCacheElement * element = NSStorageRead(consumerSubList, consumerId);
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233 if(element == NULL)
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235 NS_LOG(ERROR, "element is NULL");
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239 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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241 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_HIGH_QOS)
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244 NS_LOG(ERROR, "fail to send topic updation");
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245 OCRepPayloadDestroy(payload);
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250 OCRepPayloadDestroy(payload);
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252 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - OUT");
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256 NSResult NSSendTopicList(OCEntityHandlerRequest * entityHandlerRequest)
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258 NS_LOG(DEBUG, "NSSendTopicList - IN");
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260 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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263 NS_LOG(DEBUG, "Send registered topic list");
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264 //TODO: get registered topic list
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265 // NSGetTopics(NULL);
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269 NS_LOG(DEBUG, "Send subscribed topic list to consumer");
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270 //TODO: get subscribed topic list for consumer
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271 // NSGetTopics(consumerid);
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274 // make response for the Get Request
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275 OCEntityHandlerResponse response;
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276 response.numSendVendorSpecificHeaderOptions = 0;
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277 memset(response.sendVendorSpecificHeaderOptions, 0,
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278 sizeof response.sendVendorSpecificHeaderOptions);
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279 memset(response.resourceUri, 0, sizeof response.resourceUri);
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281 OCRepPayload* payload = OCRepPayloadCreate();
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284 NS_LOG(ERROR, "payload is NULL");
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288 // set topics to the array of resource property
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289 const int TOPIC_MAX_SIZE = 100;
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290 int dimensions = 0;
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291 OCRepPayload* payloadTopicArray[TOPIC_MAX_SIZE];
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292 //TODO: use while(NSTopicList)
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293 OCRepPayload* payloadTopic1;
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294 OCRepPayload* payloadTopic2;
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296 OCRepPayloadSetPropString(payloadTopic1, NS_ATTRIBUTE_TOPIC_NAME, "test topic name1");
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297 OCRepPayloadSetPropBool(payloadTopic1, NS_ATTRIBUTE_TOPIC_SELECTION, true);
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299 OCRepPayloadSetPropString(payloadTopic2, NS_ATTRIBUTE_TOPIC_NAME, "test topic name2");
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300 OCRepPayloadSetPropBool(payloadTopic2, NS_ATTRIBUTE_TOPIC_SELECTION, false);
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302 payloadTopicArray[dimensions++] = payloadTopic1;
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303 payloadTopicArray[dimensions++] = payloadTopic2;
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304 // end of set topics
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306 OCRepPayloadSetUri(payload, NS_COLLECTION_TOPIC_URI);
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307 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_CONSUMER_ID, id);
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308 // TODO: add PayLoadSet with topic list got above
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309 OCRepPayloadSetPropObjectArray(payload, NS_ATTRIBUTE_TOPIC_LIST, (const OCRepPayload**)(payloadTopicArray), dimensions);
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311 response.requestHandle = entityHandlerRequest->requestHandle;
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312 response.resourceHandle = entityHandlerRequest->resource;
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313 response.persistentBufferFlag = 0;
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314 response.ehResult = OC_EH_OK;
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315 response.payload = (OCPayload *) payload;
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318 if (OCDoResponse(&response) != OC_STACK_OK)
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320 NS_LOG(ERROR, "Fail to response topic list");
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323 OCRepPayloadDestroy(payload);
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324 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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326 NS_LOG(DEBUG, "NSSendTopicList - OUT");
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330 bool NSIsTopicSubscribed(char * consumerId, char * topic)
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332 //TODO: implement function
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336 void * NSTopicSchedule(void * ptr)
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340 NS_LOG(DEBUG, "Create NSTopicSchedule");
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343 while (NSIsRunning[TOPIC_SCHEDULER])
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345 sem_wait(&NSSemaphore[TOPIC_SCHEDULER]);
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346 pthread_mutex_lock(&NSMutex[TOPIC_SCHEDULER]);
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348 if (NSHeadMsg[TOPIC_SCHEDULER] != NULL)
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350 NSTask *node = NSHeadMsg[TOPIC_SCHEDULER];
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351 NSHeadMsg[TOPIC_SCHEDULER] = node->nextTask;
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353 switch (node->taskType)
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355 case TASK_SEND_TOPICS:
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356 NS_LOG(DEBUG, "CASE TASK_SEND_TOPICS : ");
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357 NSSendTopicList((OCEntityHandlerRequest*) node->taskData);
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359 case TASK_SUBSCRIBE_TOPIC:
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360 //TODO: modify subscription with single topic
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361 NS_LOG(DEBUG, "CASE TASK_SUBSCRIBE_TOPIC : ");
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362 NSTopicList * topicList = (NSTopicList *) node->taskData;
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363 NSSubscribeTopicList(topicList->consumerId, topicList);
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364 NSSendTopicUpdationToConsumer(topicList->consumerId);
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365 // TODO : free NSTopic
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367 case TASK_UNSUBSCRIBE_TOPIC:
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370 case TASK_ADD_TOPIC:
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372 NS_LOG(DEBUG, "CASE TASK_ADD_TOPIC : ");
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373 NSAddTopics((const char *) node->taskData);
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376 case TASK_DELETE_TOPIC:
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378 NS_LOG(DEBUG, "CASE_TASK_DELETE_TOPIC : ");
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379 NSDeleteTopics((const char *) node->taskData);
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389 pthread_mutex_unlock(&NSMutex[TOPIC_SCHEDULER]);
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392 NS_LOG(DEBUG, "Destroy NSTopicSchedule");
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