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 NSStoreTopics(const char * topicName);
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26 NSResult NSSendTopicUpdation();
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28 NSResult NSInitTopicList()
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30 NS_LOG(DEBUG, "NSInitTopicList - IN");
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34 NS_LOG(DEBUG, "topic list has already initiated");
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38 consumerTopicList = NSStorageCreate();
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39 consumerTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC;
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41 registeredTopicList = NSStorageCreate();
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42 registeredTopicList->cacheType = NS_PROVIDER_CACHE_REGISTER_TOPIC;
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46 NS_LOG(DEBUG, "NSInitTopicList - OUT");
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50 NSTopicList * NSGetTopics(char *consumerId)
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52 NS_LOG(DEBUG, "NSGetTopics()");
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54 NSTopicList * topicList;
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56 if(consumerId == NULL)
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58 NS_LOG(DEBUG, "All registered topic list");
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59 //TODO: get registered topic list
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63 NS_LOG_V(DEBUG, "Subscribed topic list for consumerId(%s)", consumerId);
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64 //TODO: get subscribed topic list for consumer
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67 NS_LOG(DEBUG, "NSGetTopics() NS_OK");
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71 NSResult NSStoreTopics(const char * topicName)
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73 NS_LOG(DEBUG, "NSWriteTopicsToStorage()");
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75 NSCacheTopicData * data = (NSCacheTopicData *)OICMalloc(sizeof(NSCacheTopicData));
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76 data->topicName = topicName;
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77 data->state = NS_TOPIC_UNSUBSCRIBED;
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79 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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80 element->data = (void *) data;
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81 element->next = NULL;
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83 if(NSStorageWrite(registeredTopicList, element) != NS_OK)
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85 NS_LOG(DEBUG, "fail to write cache");
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87 NSSendTopicUpdation();
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89 NS_LOG(DEBUG, "NSWriteTopicsToStorage() NS_OK");
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93 NSResult NSSubscribeTopicList(char *consumerId, NSTopicList *topicList)
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95 NS_LOG(DEBUG, "NSSubscribeTopicList()");
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99 NS_LOG(ERROR, "no topics");
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105 NS_LOG(ERROR, "invalid consumer id");
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109 OCResourceHandle rHandle = NULL;
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110 if(NSPutTopicResource(topicList, &rHandle) != NS_OK)
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112 NS_LOG(ERROR, "Fail to put topic resource");
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116 //TODO it will change logic.
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117 //NSStoreTopics(consumerId, topicList->head);
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119 NS_LOG(DEBUG, "NSSubscribeTopicList() NS_OK");
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123 NSResult NSSendTopicUpdation()
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125 NS_LOG(DEBUG, "NSSendTopicUpdation - IN");
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127 OCRepPayload* payload = OCRepPayloadCreate();
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131 NS_LOG(ERROR, "fail to create playload");
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135 OCResourceHandle rHandle = NULL;
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136 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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138 NS_LOG(ERROR, "Fail to put message resource");
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142 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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143 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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144 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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146 OCObservationId obArray[255] = { 0, };
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149 NSCacheElement * it = consumerSubList->head;
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153 NSCacheSubData * subData = (NSCacheSubData *) it->data;
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155 if (subData->isWhite)
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157 if(subData->messageObId != 0)
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159 obArray[obCount++] = subData->messageObId;
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163 if(subData->remote_messageObId != 0)
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165 obArray[obCount++] = subData->remote_messageObId;
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175 NS_LOG(ERROR, "observer count is zero");
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179 if (OCNotifyListOfObservers(rHandle, obArray, obCount, payload, OC_HIGH_QOS)
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182 NS_LOG(ERROR, "fail to send topic updation");
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183 OCRepPayloadDestroy(payload);
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187 OCRepPayloadDestroy(payload);
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189 NS_LOG(DEBUG, "NSSendTopicUpdation - OUT");
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193 NSResult NSSendTopicUpdationToConsumer(char *consumerId)
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195 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - IN");
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197 OCRepPayload* payload = OCRepPayloadCreate();
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201 NS_LOG(ERROR, "fail to create playload");
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205 OCResourceHandle rHandle = NULL;
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206 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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208 NS_LOG(ERROR, "Fail to put message resource");
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212 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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213 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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214 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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216 NSCacheElement * element = NSStorageRead(consumerSubList, consumerId);
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218 if(element == NULL)
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220 NS_LOG(ERROR, "element is NULL");
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224 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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226 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_HIGH_QOS)
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229 NS_LOG(ERROR, "fail to send topic updation");
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230 OCRepPayloadDestroy(payload);
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235 OCRepPayloadDestroy(payload);
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237 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - OUT");
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241 NSResult NSSendTopicList(OCEntityHandlerRequest * entityHandlerRequest)
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243 NS_LOG(DEBUG, "NSSendTopicList - IN");
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245 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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248 NS_LOG(DEBUG, "Send registered topic list");
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249 //TODO: get registered topic list
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250 // NSGetTopics(NULL);
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254 NS_LOG(DEBUG, "Send subscribed topic list to consumer");
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255 //TODO: get subscribed topic list for consumer
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256 // NSGetTopics(consumerid);
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259 // make response for the Get Request
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260 OCEntityHandlerResponse response;
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261 response.numSendVendorSpecificHeaderOptions = 0;
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262 memset(response.sendVendorSpecificHeaderOptions, 0,
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263 sizeof response.sendVendorSpecificHeaderOptions);
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264 memset(response.resourceUri, 0, sizeof response.resourceUri);
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266 OCRepPayload* payload = OCRepPayloadCreate();
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269 NS_LOG(ERROR, "payload is NULL");
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273 // set topics to the array of resource property
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274 const int TOPIC_MAX_SIZE = 100;
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275 int dimensions = 0;
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276 OCRepPayload* payloadTopicArray[TOPIC_MAX_SIZE];
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277 //TODO: use while(NSTopicList)
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278 OCRepPayload* payloadTopic1;
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279 OCRepPayload* payloadTopic2;
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281 OCRepPayloadSetPropString(payloadTopic1, NS_ATTRIBUTE_TOPIC_NAME, "test topic name1");
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282 OCRepPayloadSetPropBool(payloadTopic1, NS_ATTRIBUTE_TOPIC_SELECTION, true);
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284 OCRepPayloadSetPropString(payloadTopic2, NS_ATTRIBUTE_TOPIC_NAME, "test topic name2");
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285 OCRepPayloadSetPropBool(payloadTopic2, NS_ATTRIBUTE_TOPIC_SELECTION, false);
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287 payloadTopicArray[dimensions++] = payloadTopic1;
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288 payloadTopicArray[dimensions++] = payloadTopic2;
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289 // end of set topics
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291 OCRepPayloadSetUri(payload, NS_COLLECTION_TOPIC_URI);
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292 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_CONSUMER_ID, id);
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293 // TODO: add PayLoadSet with topic list got above
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294 OCRepPayloadSetPropObjectArray(payload, NS_ATTRIBUTE_TOPIC_LIST, (const OCRepPayload**)(payloadTopicArray), dimensions);
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296 response.requestHandle = entityHandlerRequest->requestHandle;
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297 response.resourceHandle = entityHandlerRequest->resource;
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298 response.persistentBufferFlag = 0;
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299 response.ehResult = OC_EH_OK;
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300 response.payload = (OCPayload *) payload;
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303 if (OCDoResponse(&response) != OC_STACK_OK)
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305 NS_LOG(ERROR, "Fail to response topic list");
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308 OCRepPayloadDestroy(payload);
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309 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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311 NS_LOG(DEBUG, "NSSendTopicList - OUT");
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315 bool NSIsTopicSubscribed(char * consumerId, char * topic)
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317 //TODO: implement function
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321 void * NSTopicSchedule(void * ptr)
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325 NS_LOG(DEBUG, "Create NSTopicSchedule");
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328 while (NSIsRunning[TOPIC_SCHEDULER])
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330 sem_wait(&NSSemaphore[TOPIC_SCHEDULER]);
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331 pthread_mutex_lock(&NSMutex[TOPIC_SCHEDULER]);
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333 if (NSHeadMsg[TOPIC_SCHEDULER] != NULL)
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335 NSTask *node = NSHeadMsg[TOPIC_SCHEDULER];
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336 NSHeadMsg[TOPIC_SCHEDULER] = node->nextTask;
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338 switch (node->taskType)
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340 case TASK_SEND_TOPICS:
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341 NS_LOG(DEBUG, "CASE TASK_SEND_TOPICS : ");
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342 NSSendTopicList((OCEntityHandlerRequest*) node->taskData);
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344 case TASK_SUBSCRIBE_TOPIC:
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345 //TODO: modify subscription with single topic
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346 NS_LOG(DEBUG, "CASE TASK_SUBSCRIBE_TOPIC : ");
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347 NSTopicList * topicList = (NSTopicList *) node->taskData;
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348 NSSubscribeTopicList(topicList->consumerId, topicList);
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349 NSSendTopicUpdationToConsumer(topicList->consumerId);
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350 // TODO : free NSTopic
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352 case TASK_UNSUBSCRIBE_TOPIC:
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355 case TASK_ADD_TOPIC:
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357 NS_LOG(DEBUG, "CASE TASK_ADD_TOPIC : ");
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358 NSStoreTopics((const char *) node->taskData);
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361 case TASK_DELETE_TOPIC:
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362 // TODO: implement
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371 pthread_mutex_unlock(&NSMutex[TOPIC_SCHEDULER]);
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374 NS_LOG(DEBUG, "Destroy NSTopicSchedule");
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