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 "NSProviderMemoryCache.h"
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24 NSCacheList * NSStorageCreate()
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26 pthread_mutex_lock(&NSCacheMutex);
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27 NSCacheList * newList = (NSCacheList *) OICMalloc(sizeof(NSCacheList));
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30 pthread_mutex_unlock(&NSCacheMutex);
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34 newList->head = newList->tail = NULL;
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36 pthread_mutex_unlock(&NSCacheMutex);
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37 NS_LOG(DEBUG, "NSCacheCreate");
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42 NSCacheElement * NSStorageRead(NSCacheList * list, const char * findId)
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44 pthread_mutex_lock(&NSCacheMutex);
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46 NS_LOG(DEBUG, "NSCacheRead - IN");
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48 NSCacheElement * iter = list->head;
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49 NSCacheElement * next = NULL;
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50 NSCacheType type = list->cacheType;
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52 NS_LOG_V(DEBUG, "Find ID - %s", findId);
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58 if (NSProviderCompareIdCacheData(type, iter->data, findId))
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60 NS_LOG(DEBUG, "Found in Cache");
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61 pthread_mutex_unlock(&NSCacheMutex);
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68 NS_LOG(DEBUG, "Not found in Cache");
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69 NS_LOG(DEBUG, "NSCacheRead - OUT");
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70 pthread_mutex_unlock(&NSCacheMutex);
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75 NSResult NSCacheUpdateSubScriptionState(NSCacheList * list, char * id, bool state)
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77 pthread_mutex_lock(&NSCacheMutex);
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79 NS_LOG(DEBUG, "NSCacheUpdateSubScriptionState - IN");
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83 NS_LOG(DEBUG, "id is NULL");
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84 pthread_mutex_unlock(&NSCacheMutex);
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88 NSCacheElement * it = NSStorageRead(list, id);
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92 NSCacheSubData * itData = (NSCacheSubData *) it->data;
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93 if (strcmp(itData->id, id) == 0)
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95 NS_LOG(DEBUG, "Update Data - IN");
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97 NS_LOG_V(DEBUG, "currData_ID = %s", itData->id);
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98 NS_LOG_V(DEBUG, "currData_MsgObID = %d", itData->messageObId);
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99 NS_LOG_V(DEBUG, "currData_SyncObID = %d", itData->syncObId);
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100 NS_LOG_V(DEBUG, "currData_Cloud_MsgObID = %d", itData->remote_messageObId);
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101 NS_LOG_V(DEBUG, "currData_Cloud_SyncObID = %d", itData->remote_syncObId);
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102 NS_LOG_V(DEBUG, "currData_IsWhite = %d", itData->isWhite);
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104 NS_LOG_V(DEBUG, "update state = %d", state);
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106 itData->isWhite = state;
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108 NS_LOG(DEBUG, "Update Data - OUT");
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109 pthread_mutex_unlock(&NSCacheMutex);
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115 NS_LOG(DEBUG, "Not Found Data");
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118 NS_LOG(DEBUG, "NSCacheUpdateSubScriptionState - OUT");
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119 pthread_mutex_unlock(&NSCacheMutex);
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123 NSResult NSStorageWrite(NSCacheList * list, NSCacheElement * newObj)
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125 pthread_mutex_lock(&NSCacheMutex);
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127 NSCacheType type = list->cacheType;
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129 NS_LOG(DEBUG, "NSCacheWrite - IN");
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131 if (newObj == NULL)
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133 NS_LOG(DEBUG, "newObj is NULL - IN");
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134 pthread_mutex_unlock(&NSCacheMutex);
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138 if (type == NS_PROVIDER_CACHE_SUBSCRIBER)
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140 NS_LOG(DEBUG, "Type is SUBSCRIBER");
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142 NSCacheSubData * subData = (NSCacheSubData *) newObj->data;
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143 NSCacheElement * it = NSStorageRead(list, subData->id);
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147 NSCacheSubData * itData = (NSCacheSubData *) it->data;
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149 if (strcmp(itData->id, subData->id) == 0)
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151 NS_LOG(DEBUG, "Update Data - IN");
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153 NS_LOG_V(DEBUG, "currData_ID = %s", itData->id);
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154 NS_LOG_V(DEBUG, "currData_MsgObID = %d", itData->messageObId);
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155 NS_LOG_V(DEBUG, "currData_SyncObID = %d", itData->syncObId);
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156 NS_LOG_V(DEBUG, "currData_Cloud_MsgObID = %d", itData->remote_messageObId);
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157 NS_LOG_V(DEBUG, "currData_Cloud_SyncObID = %d", itData->remote_syncObId);
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158 NS_LOG_V(DEBUG, "currData_IsWhite = %d", itData->isWhite);
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160 NS_LOG_V(DEBUG, "subData_ID = %s", subData->id);
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161 NS_LOG_V(DEBUG, "subData_MsgObID = %d", subData->messageObId);
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162 NS_LOG_V(DEBUG, "subData_SyncObID = %d", subData->syncObId);
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163 NS_LOG_V(DEBUG, "subData_Cloud_MsgObID = %d", subData->remote_messageObId);
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164 NS_LOG_V(DEBUG, "subData_Cloud_SyncObID = %d", subData->remote_syncObId);
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165 NS_LOG_V(DEBUG, "subData_IsWhite = %d", subData->isWhite);
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167 if (subData->messageObId != 0)
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169 itData->messageObId = subData->messageObId;
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172 if (subData->syncObId != 0)
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174 itData->syncObId = subData->syncObId;
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177 if (subData->remote_messageObId != 0)
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179 itData->remote_messageObId = subData->remote_messageObId;
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182 if (subData->remote_syncObId != 0)
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184 itData->remote_syncObId = subData->remote_syncObId;
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185 NS_LOG_V(DEBUG, "sync id cached: %d", itData->remote_syncObId);
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188 NS_LOG(DEBUG, "Update Data - OUT");
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190 pthread_mutex_unlock(&NSCacheMutex);
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196 else if(type == NS_PROVIDER_CACHE_REGISTER_TOPIC)
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198 NS_LOG(DEBUG, "Type is REGITSTER TOPIC");
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200 NSCacheTopicData * topicData = (NSCacheTopicData *) newObj->data;
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201 NSCacheElement * it = NSStorageRead(list, topicData->topicName);
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205 NS_LOG(DEBUG, "already registered for topic name");
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206 pthread_mutex_unlock(&NSCacheMutex);
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210 else if(type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME)
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212 NS_LOG(DEBUG, "Type is REGITSTER TOPIC");
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214 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) newObj->data;
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215 NSCacheElement * it = NSStorageRead(list, topicData->topicName);
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219 NS_LOG(DEBUG, "already registered for topic name");
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220 pthread_mutex_unlock(&NSCacheMutex);
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224 else if(type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID)
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226 NS_LOG(DEBUG, "Type is REGITSTER TOPIC");
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228 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) newObj->data;
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229 NSCacheElement * it = NSStorageRead(list, topicData->id);
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233 NS_LOG(DEBUG, "already registered for topic name");
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234 pthread_mutex_unlock(&NSCacheMutex);
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239 if (list->head == NULL)
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241 NS_LOG(DEBUG, "list->head is NULL, Insert First Data");
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242 list->head = list->tail = newObj;
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243 pthread_mutex_unlock(&NSCacheMutex);
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247 list->tail = list->tail->next = newObj;
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248 NS_LOG(DEBUG, "list->head is not NULL");
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249 pthread_mutex_unlock(&NSCacheMutex);
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253 NSResult NSStorageDestroy(NSCacheList * list)
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255 NSCacheElement * iter = list->head;
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256 NSCacheElement * next = NULL;
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257 NSCacheType type = list->cacheType;
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261 next = (NSCacheElement *) iter->next;
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262 NSProviderDeleteCacheData(type, iter->data);
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272 bool NSIsSameObId(NSCacheSubData * data, OCObservationId id)
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274 if (id == data->messageObId || id == data->syncObId || id == data->remote_messageObId ||
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275 id == data->remote_syncObId)
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283 bool NSProviderCompareIdCacheData(NSCacheType type, void * data, const char * id)
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285 NS_LOG(DEBUG, "NSProviderCompareIdCacheData - IN");
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292 NS_LOG_V(DEBUG, "Data(compData) = [%s]", id);
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294 if (type == NS_PROVIDER_CACHE_SUBSCRIBER)
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296 NSCacheSubData * subData = (NSCacheSubData *) data;
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298 NS_LOG_V(DEBUG, "Data(subData) = [%s]", subData->id);
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300 if (strcmp(subData->id, id) == 0)
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302 NS_LOG(DEBUG, "SubData is Same");
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306 NS_LOG(DEBUG, "Message Data is Not Same");
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309 else if (type == NS_PROVIDER_CACHE_SUBSCRIBER_OBSERVE_ID)
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311 NSCacheSubData * subData = (NSCacheSubData *) data;
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313 NS_LOG_V(DEBUG, "Data(subData) = [%s]", subData->id);
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315 OCObservationId currID = *id;
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317 if (NSIsSameObId(subData, currID))
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319 NS_LOG(DEBUG, "SubData is Same");
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323 NS_LOG(DEBUG, "Message Data is Not Same");
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326 else if (type == NS_PROVIDER_CACHE_REGISTER_TOPIC)
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328 NSCacheTopicData * topicData = (NSCacheTopicData *) data;
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330 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->topicName);
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332 if (strcmp(topicData->topicName, id) == 0)
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334 NS_LOG(DEBUG, "SubData is Same");
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338 NS_LOG(DEBUG, "Message Data is Not Same");
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341 else if (type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME)
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343 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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345 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->topicName);
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347 if (strcmp(topicData->topicName, id) == 0)
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349 NS_LOG(DEBUG, "SubData is Same");
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353 NS_LOG(DEBUG, "Message Data is Not Same");
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356 else if (type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID)
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358 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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360 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->id);
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362 if (strcmp(topicData->id, id) == 0)
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364 NS_LOG(DEBUG, "SubData is Same");
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368 NS_LOG(DEBUG, "Message Data is Not Same");
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373 NS_LOG(DEBUG, "NSProviderCompareIdCacheData - OUT");
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377 NSResult NSProviderDeleteCacheData(NSCacheType type, void * data)
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384 if (type == NS_PROVIDER_CACHE_SUBSCRIBER || type == NS_PROVIDER_CACHE_SUBSCRIBER_OBSERVE_ID)
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386 NSCacheSubData * subData = (NSCacheSubData *) data;
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388 (subData->id)[0] = '\0';
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392 else if(type == NS_PROVIDER_CACHE_REGISTER_TOPIC)
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395 NSCacheTopicData * topicData = (NSCacheTopicData *) data;
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396 NS_LOG_V(DEBUG, "topicData->topicName = %s, topicData->state = %d", topicData->topicName,
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397 (int)topicData->state);
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399 OICFree(topicData->topicName);
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401 else if(type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME ||
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402 type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID)
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404 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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405 OICFree(topicData->topicName);
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411 NSResult NSStorageDelete(NSCacheList * list, const char * delId)
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413 pthread_mutex_lock(&NSCacheMutex);
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414 NSCacheElement * prev = list->head;
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415 NSCacheElement * del = list->head;
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417 NSCacheType type = list->cacheType;
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421 NS_LOG(DEBUG, "list head is NULL");
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422 pthread_mutex_unlock(&NSCacheMutex);
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426 if (NSProviderCompareIdCacheData(type, del->data, delId))
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428 if (del == list->head) // first object
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430 if (del == list->tail) // first object (one object)
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432 list->tail = del->next;
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435 list->head = del->next;
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436 NSProviderDeleteCacheData(type, del->data);
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438 pthread_mutex_unlock(&NSCacheMutex);
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446 if (NSProviderCompareIdCacheData(type, del->data, delId))
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448 if (del == list->tail) // delete object same to last object
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453 prev->next = del->next;
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454 NSProviderDeleteCacheData(type, del->data);
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456 pthread_mutex_unlock(&NSCacheMutex);
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463 pthread_mutex_unlock(&NSCacheMutex);
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467 NSTopicLL * NSProviderGetTopicsCacheData(NSCacheList * regTopicList)
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469 NS_LOG(DEBUG, "NSProviderGetTopicsCache - IN");
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470 pthread_mutex_lock(&NSCacheMutex);
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472 NSCacheElement * iter = regTopicList->head;
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476 pthread_mutex_unlock(&NSCacheMutex);
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480 NSTopicLL * iterTopic = NULL;
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481 NSTopicLL * newTopic = NULL;
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482 NSTopicLL * topics = NULL;
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486 NSCacheTopicData * curr = (NSCacheTopicData *) iter->data;
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488 newTopic = (NSTopicLL *) OICMalloc(sizeof(NSTopicLL));
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489 newTopic->state = curr->state;
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490 newTopic->next = NULL;
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491 newTopic->topicName = OICStrdup(curr->topicName);
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495 iterTopic = topics = newTopic;
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499 iterTopic->next = newTopic;
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500 iterTopic = newTopic;
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506 pthread_mutex_unlock(&NSCacheMutex);
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507 NS_LOG(DEBUG, "NSProviderGetTopicsCache - OUT");
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512 NSTopicLL * NSProviderGetConsumerTopicsCacheData(NSCacheList * regTopicList,
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513 NSCacheList * conTopicList, char *consumerId)
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515 NS_LOG(DEBUG, "NSProviderGetConsumerTopicsCacheData - IN");
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517 pthread_mutex_lock(&NSCacheMutex);
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518 NSTopicLL * topics = NSProviderGetTopicsCacheData(regTopicList);
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522 pthread_mutex_unlock(&NSCacheMutex);
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526 NSCacheElement * iter = conTopicList->head;
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527 conTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID;
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531 NSCacheTopicSubData * curr = (NSCacheTopicSubData *)iter->data;
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533 NS_LOG_V(DEBUG, "curr->id = %s", curr->id);
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534 NS_LOG_V(DEBUG, "curr->topicName = %s", curr->topicName);
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536 if(curr && strcmp(curr->id, consumerId) == 0)
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538 NSTopicLL * topicIter = topics;
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541 if(strcmp(topicIter->topicName, curr->topicName) == 0)
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543 topicIter->state = NS_TOPIC_SUBSCRIBED;
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546 topicIter = topicIter->next;
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553 conTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME;
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554 pthread_mutex_unlock(&NSCacheMutex);
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555 NS_LOG(DEBUG, "NSProviderGetConsumerTopics - OUT");
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560 bool NSProviderIsTopicSubScribed(NSCacheElement * conTopicList, char * cId, char * topicName)
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562 pthread_mutex_lock(&NSCacheMutex);
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564 if(!conTopicList || !cId || !topicName)
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566 pthread_mutex_unlock(&NSCacheMutex);
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570 NSCacheElement * iter = conTopicList;
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573 NSCacheTopicSubData * curr = (NSCacheTopicSubData *) iter->data;
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575 if( (strcmp(curr->id, cId) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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577 pthread_mutex_unlock(&NSCacheMutex);
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583 pthread_mutex_unlock(&NSCacheMutex);
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587 NSResult NSProviderDeleteConsumerTopic(NSCacheList * conTopicList,
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588 NSCacheTopicSubData * topicSubData)
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590 pthread_mutex_lock(&NSCacheMutex);
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592 char * cId = topicSubData->id;
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593 char * topicName = topicSubData->topicName;
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595 if(!conTopicList || !cId || !topicName)
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598 pthread_mutex_unlock(&NSCacheMutex);
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601 NSCacheElement * prev = conTopicList->head;
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602 NSCacheElement * del = conTopicList->head;
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604 NSCacheType type = conTopicList->cacheType;
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608 NS_LOG(DEBUG, "list head is NULL");
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612 NSCacheTopicSubData * curr = (NSCacheTopicSubData *) del->data;
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613 NS_LOG_V(DEBUG, "compareid = %s", cId);
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614 NS_LOG_V(DEBUG, "comparetopicName = %s", topicName);
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615 NS_LOG_V(DEBUG, "curr->id = %s", curr->id);
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616 NS_LOG_V(DEBUG, "curr->topicName = %s", curr->topicName);
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618 if( (strncmp(curr->id, cId, NS_UUID_STRING_SIZE) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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620 if (del == conTopicList->head) // first object
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622 if (del == conTopicList->tail) // first object (one object)
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624 conTopicList->tail = del->next;
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627 conTopicList->head = del->next;
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628 NSProviderDeleteCacheData(type, del->data);
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630 pthread_mutex_unlock(&NSCacheMutex);
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639 curr = (NSCacheTopicSubData *) del->data;
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640 if( (strncmp(curr->id, cId, NS_UUID_STRING_SIZE) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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642 if (del == conTopicList->tail) // delete object same to last object
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644 conTopicList->tail = prev;
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647 prev->next = del->next;
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648 NSProviderDeleteCacheData(type, del->data);
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650 pthread_mutex_unlock(&NSCacheMutex);
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657 pthread_mutex_unlock(&NSCacheMutex);
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