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 NSResult NSSendTopicUpdation();
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25 NSResult NSInitTopicList()
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27 NS_LOG(DEBUG, "NSInitTopicList - IN");
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28 consumerTopicList = NSStorageCreate();
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29 consumerTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME;
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31 registeredTopicList = NSStorageCreate();
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32 registeredTopicList->cacheType = NS_PROVIDER_CACHE_REGISTER_TOPIC;
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34 NS_LOG(DEBUG, "NSInitTopicList - OUT");
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38 NSResult NSAddTopics(const char * topicName)
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40 NS_LOG(DEBUG, "NSWriteTopicsToStorage()");
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42 NSCacheTopicData * data = (NSCacheTopicData *)OICMalloc(sizeof(NSCacheTopicData));
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43 data->topicName = topicName;
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44 data->state = NS_TOPIC_UNSUBSCRIBED;
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46 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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47 element->data = (void *) data;
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48 element->next = NULL;
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50 if(NSStorageWrite(registeredTopicList, element) != NS_OK)
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52 NS_LOG(DEBUG, "fail to write cache");
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54 NSSendTopicUpdation();
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56 NS_LOG(DEBUG, "NSWriteTopicsToStorage() NS_OK");
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60 NSResult NSDeleteTopics(const char * topicName)
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62 NS_LOG(DEBUG, "NSDeleteTopics()");
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66 NS_LOG(ERROR, "topicName is NULL");
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70 NSStorageDelete(registeredTopicList, topicName);
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71 while(NSStorageDelete(consumerTopicList, topicName) != NS_FAIL);
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75 NSResult NSSendTopicUpdation()
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77 NS_LOG(DEBUG, "NSSendTopicUpdation - IN");
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79 OCRepPayload* payload = OCRepPayloadCreate();
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83 NS_LOG(ERROR, "fail to create playload");
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87 OCResourceHandle rHandle = NULL;
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88 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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90 NS_LOG(ERROR, "Fail to put message resource");
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94 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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95 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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96 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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98 OCObservationId obArray[255] = { 0, };
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101 NSCacheElement * it = consumerSubList->head;
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105 NSCacheSubData * subData = (NSCacheSubData *) it->data;
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107 if (subData->isWhite)
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109 if(subData->messageObId != 0)
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111 obArray[obCount++] = subData->messageObId;
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115 if(subData->remote_messageObId != 0)
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117 obArray[obCount++] = subData->remote_messageObId;
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127 NS_LOG(ERROR, "observer count is zero");
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131 if (OCNotifyListOfObservers(rHandle, obArray, obCount, payload, OC_HIGH_QOS)
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134 NS_LOG(ERROR, "fail to send topic updation");
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135 OCRepPayloadDestroy(payload);
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139 OCRepPayloadDestroy(payload);
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141 NS_LOG(DEBUG, "NSSendTopicUpdation - OUT");
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145 NSResult NSSendTopicUpdationToConsumer(char *consumerId)
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147 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - IN");
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149 OCRepPayload* payload = OCRepPayloadCreate();
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153 NS_LOG(ERROR, "fail to create playload");
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157 OCResourceHandle rHandle = NULL;
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158 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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160 NS_LOG(ERROR, "Fail to put message resource");
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164 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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165 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_TOPIC);
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166 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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168 NSCacheElement * element = NSStorageRead(consumerSubList, consumerId);
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170 if(element == NULL)
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172 NS_LOG(ERROR, "element is NULL");
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176 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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178 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_HIGH_QOS)
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181 NS_LOG(ERROR, "fail to send topic updation");
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182 OCRepPayloadDestroy(payload);
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187 OCRepPayloadDestroy(payload);
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189 NS_LOG(DEBUG, "NSSendTopicUpdationToConsumer - OUT");
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193 NSResult NSSendTopicList(OCEntityHandlerRequest * entityHandlerRequest)
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195 NS_LOG(DEBUG, "NSSendTopicList - IN");
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197 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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198 NSTopics * topics = NULL;
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199 NSCacheElement * currList = NULL;
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203 NS_LOG(DEBUG, "Send registered topic list");
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204 topics = NSProviderGetTopicsCacheData(registeredTopicList);
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205 currList = registeredTopicList->head;
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209 NS_LOG(DEBUG, "Send subscribed topic list to consumer");
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210 topics = NSProviderGetConsumerTopicsCacheData(consumerTopicList, id);
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211 currList = consumerTopicList->head;
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214 // make response for the Get Request
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215 OCEntityHandlerResponse response;
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216 response.numSendVendorSpecificHeaderOptions = 0;
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217 memset(response.sendVendorSpecificHeaderOptions, 0,
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218 sizeof response.sendVendorSpecificHeaderOptions);
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219 memset(response.resourceUri, 0, sizeof response.resourceUri);
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221 OCRepPayload* payload = OCRepPayloadCreate();
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224 NS_LOG(ERROR, "payload is NULL");
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228 // set topics to the array of resource property
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230 NSCacheElement * iter = currList;
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231 size_t dimensionSize = (size_t)NSProviderGetListSize(iter);
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238 OCRepPayload** payloadTopicArray = (OCRepPayload **) OICMalloc(
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239 sizeof(OCRepPayload *) * dimensionSize);
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241 size_t dimensions[3] = {dimensionSize, 0, 0};
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242 for (int i = 0; i < (int)dimensionSize; i++)
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244 NSTopics * topic = (NSTopics *) iter->data;
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246 payloadTopicArray[i] = OCRepPayloadCreate();
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247 OCRepPayloadSetPropString(payloadTopicArray[i], NS_ATTRIBUTE_TOPIC_NAME, topic->topicName);
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248 OCRepPayloadSetPropInt(payloadTopicArray[i], NS_ATTRIBUTE_TOPIC_SELECTION,
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249 (int)topic->state);
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254 OCRepPayloadSetUri(payload, NS_COLLECTION_TOPIC_URI);
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255 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_CONSUMER_ID, id);
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256 OCRepPayloadSetPropObjectArray(payload, NS_ATTRIBUTE_TOPIC_LIST,
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257 (const OCRepPayload**)(payloadTopicArray), dimensions);
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259 response.requestHandle = entityHandlerRequest->requestHandle;
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260 response.resourceHandle = entityHandlerRequest->resource;
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261 response.persistentBufferFlag = 0;
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262 response.ehResult = OC_EH_OK;
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263 response.payload = (OCPayload *) payload;
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265 if (OCDoResponse(&response) != OC_STACK_OK)
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267 NS_LOG(ERROR, "Fail to response topic list");
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270 OCRepPayloadDestroy(payload);
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271 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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273 NS_LOG(DEBUG, "NSSendTopicList - OUT");
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277 bool NSIsTopicSubscribed(char * consumerId, char * topic)
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279 //TODO: implement function
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283 NSResult NSPostConsumerTopics(OCEntityHandlerRequest * entityHandlerRequest)
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285 NS_LOG(DEBUG, "NSPostConsumerTopics() - IN");
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287 char * consumerId = NULL;
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288 OCRepPayload * payload = entityHandlerRequest->payload;
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289 OCRepPayloadGetPropString(payload, NS_ATTRIBUTE_CONSUMER_ID, &consumerId);
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293 NS_LOG(DEBUG, "Invalid consumer ID");
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297 OCRepPayload ** topicListPayload = NULL;
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298 OCRepPayloadValue * payloadValue = NULL;
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299 payloadValue = NSPayloadFindValue(payload, NS_ATTRIBUTE_TOPIC_LIST);
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300 size_t dimensionSize = calcDimTotal(payloadValue->arr.dimensions);
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301 size_t dimensions[3] = {dimensionSize, 0, 0};
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302 OCRepPayloadGetPropObjectArray(payload, NS_ATTRIBUTE_TOPIC_LIST, & topicListPayload, dimensions);
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304 for(int i = 0; i <(int)dimensionSize; i++)
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306 char * topicName = NULL;
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307 int topicState = 0;
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309 OCRepPayloadGetPropString(topicListPayload[i], NS_ATTRIBUTE_TOPIC_NAME, &topicName);
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310 OCRepPayloadGetPropInt(topicListPayload[i], NS_ATTRIBUTE_TOPIC_SELECTION, &topicState);
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311 NS_LOG_V(DEBUG, "Topic Name(state): %s(%d)", topicName, topicState);
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313 if(NS_TOPIC_SUBSCRIBED == (NSTopicState)topicState)
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315 NSCacheTopicSubData * topicSubData =
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316 (NSCacheTopicSubData *) OICMalloc(sizeof(NSCacheTopicSubData));
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318 OICStrcpy(topicSubData->id, consumerId, NS_UUID_STRING_SIZE);
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319 topicSubData->topicName = OICStrdup(topicName);
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321 NSCacheElement * newObj = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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322 newObj->data = topicSubData;
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323 newObj->next = NULL;
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324 NSStorageWrite(consumerTopicList, newObj);
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328 NS_LOG(DEBUG, "NSPostConsumerTopics() - OUT");
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332 void * NSTopicSchedule(void * ptr)
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336 NS_LOG(DEBUG, "Create NSTopicSchedule");
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339 while (NSIsRunning[TOPIC_SCHEDULER])
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341 sem_wait(&NSSemaphore[TOPIC_SCHEDULER]);
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342 pthread_mutex_lock(&NSMutex[TOPIC_SCHEDULER]);
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344 if (NSHeadMsg[TOPIC_SCHEDULER] != NULL)
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346 NSTask *node = NSHeadMsg[TOPIC_SCHEDULER];
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347 NSHeadMsg[TOPIC_SCHEDULER] = node->nextTask;
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349 switch (node->taskType)
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351 case TASK_SEND_TOPICS:
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352 NS_LOG(DEBUG, "CASE TASK_SEND_TOPICS : ");
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353 NSSendTopicList((OCEntityHandlerRequest*) node->taskData);
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355 case TASK_SUBSCRIBE_TOPIC:
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356 NS_LOG(DEBUG, "CASE TASK_SUBSCRIBE_TOPIC : ");
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357 NSCacheElement * newObj = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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358 newObj->data = node->taskData;
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359 newObj->next = NULL;
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360 NSStorageWrite(consumerTopicList, newObj);
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362 case TASK_UNSUBSCRIBE_TOPIC:
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363 consumerTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID;
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364 NSStorageDelete(consumerTopicList, (const char *) node->taskData);
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365 consumerTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME;
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366 OICFree((char *)node->taskData);
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368 case TASK_ADD_TOPIC:
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370 NS_LOG(DEBUG, "CASE TASK_ADD_TOPIC : ");
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371 NSAddTopics((const char *) node->taskData);
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374 case TASK_DELETE_TOPIC:
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376 NS_LOG(DEBUG, "CASE_TASK_DELETE_TOPIC : ");
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377 NSDeleteTopics((const char *) node->taskData);
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380 case TASK_POST_TOPIC:
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382 NS_LOG(DEBUG, "TASK_POST_TOPIC : ");
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383 NSPostConsumerTopics((OCEntityHandlerRequest*) node->taskData);
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393 pthread_mutex_unlock(&NSMutex[TOPIC_SCHEDULER]);
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396 NS_LOG(DEBUG, "Destroy NSTopicSchedule");
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