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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271 bool NSProviderCompareIdCacheData(NSCacheType type, void * data, const char * id)
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273 NS_LOG(DEBUG, "NSProviderCompareIdCacheData - IN");
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280 NS_LOG_V(DEBUG, "Data(compData) = [%s]", id);
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282 if (type == NS_PROVIDER_CACHE_SUBSCRIBER)
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284 NSCacheSubData * subData = (NSCacheSubData *) data;
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286 NS_LOG_V(DEBUG, "Data(subData) = [%s]", subData->id);
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288 if (strcmp(subData->id, id) == 0)
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290 NS_LOG(DEBUG, "SubData is Same");
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294 NS_LOG(DEBUG, "Message Data is Not Same");
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297 else if (type == NS_PROVIDER_CACHE_REGISTER_TOPIC)
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299 NSCacheTopicData * topicData = (NSCacheTopicData *) data;
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301 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->topicName);
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303 if (strcmp(topicData->topicName, id) == 0)
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305 NS_LOG(DEBUG, "SubData is Same");
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309 NS_LOG(DEBUG, "Message Data is Not Same");
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312 else if (type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME)
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314 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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316 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->topicName);
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318 if (strcmp(topicData->topicName, id) == 0)
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320 NS_LOG(DEBUG, "SubData is Same");
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324 NS_LOG(DEBUG, "Message Data is Not Same");
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327 else if (type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID)
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329 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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331 NS_LOG_V(DEBUG, "Data(topicData) = [%s]", topicData->id);
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333 if (strcmp(topicData->id, id) == 0)
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335 NS_LOG(DEBUG, "SubData is Same");
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339 NS_LOG(DEBUG, "Message Data is Not Same");
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344 NS_LOG(DEBUG, "NSProviderCompareIdCacheData - OUT");
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348 NSResult NSProviderDeleteCacheData(NSCacheType type, void * data)
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355 if (type == NS_PROVIDER_CACHE_SUBSCRIBER)
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357 NSCacheSubData * subData = (NSCacheSubData *) data;
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359 (subData->id)[0] = '\0';
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363 else if(type == NS_PROVIDER_CACHE_REGISTER_TOPIC)
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366 NSCacheTopicData * topicData = (NSCacheTopicData *) data;
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367 NS_LOG_V(DEBUG, "topicData->topicName = %s, topicData->state = %d", topicData->topicName,
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368 (int)topicData->state);
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370 OICFree(topicData->topicName);
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372 else if(type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME ||
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373 type == NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID)
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375 NSCacheTopicSubData * topicData = (NSCacheTopicSubData *) data;
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376 OICFree(topicData->topicName);
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382 bool NSIsSameObId(NSCacheSubData * data, OCObservationId id)
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384 if (id == data->messageObId || id == data->syncObId || id == data->remote_messageObId ||
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385 id == data->remote_syncObId)
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393 NSResult NSProviderDeleteSubDataFromObId(NSCacheList * list, OCObservationId id)
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395 if(!list || !list->head)
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397 NS_LOG(INFO, "list is NULL");
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401 pthread_mutex_lock(&NSCacheMutex);
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402 NSCacheElement * prev = list->head;
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403 NSCacheElement * del = list->head;
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405 NSCacheType type = list->cacheType;
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407 bool isDelete = true;
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411 NSCacheSubData * curr = (NSCacheSubData *)del->data;
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415 if (NSIsSameObId(curr, id))
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417 if (del == list->head) // first object
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419 if (del == list->tail) // first object (one object)
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421 list->tail = del->next;
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424 list->head = del->next;
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426 NSProviderDeleteCacheData(type, del->data);
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436 if (NSIsSameObId(curr, id))
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438 if (del == list->tail) // delete object same to last object
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443 prev->next = del->next;
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444 NSProviderDeleteCacheData(type, del->data);
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455 pthread_mutex_unlock(&NSCacheMutex);
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459 NSResult NSStorageDelete(NSCacheList * list, const char * delId)
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461 pthread_mutex_lock(&NSCacheMutex);
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462 NSCacheElement * prev = list->head;
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463 NSCacheElement * del = list->head;
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465 NSCacheType type = list->cacheType;
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469 NS_LOG(DEBUG, "list head is NULL");
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473 if (NSProviderCompareIdCacheData(type, del->data, delId))
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475 if (del == list->head) // first object
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477 if (del == list->tail) // first object (one object)
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479 list->tail = del->next;
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482 list->head = del->next;
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483 NSProviderDeleteCacheData(type, del->data);
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485 pthread_mutex_unlock(&NSCacheMutex);
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493 if (NSProviderCompareIdCacheData(type, del->data, delId))
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495 if (del == list->tail) // delete object same to last object
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500 prev->next = del->next;
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501 NSProviderDeleteCacheData(type, del->data);
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503 pthread_mutex_unlock(&NSCacheMutex);
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510 pthread_mutex_unlock(&NSCacheMutex);
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514 NSTopicLL * NSProviderGetTopicsCacheData(NSCacheList * regTopicList)
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516 NS_LOG(DEBUG, "NSProviderGetTopicsCache - IN");
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517 pthread_mutex_lock(&NSCacheMutex);
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519 NSCacheElement * iter = regTopicList->head;
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523 pthread_mutex_unlock(&NSCacheMutex);
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527 NSTopicLL * iterTopic = NULL;
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528 NSTopicLL * newTopic = NULL;
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529 NSTopicLL * topics = NULL;
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533 NSCacheTopicData * curr = (NSCacheTopicData *) iter->data;
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535 newTopic = (NSTopicLL *) OICMalloc(sizeof(NSTopicLL));
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536 newTopic->state = curr->state;
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537 newTopic->next = NULL;
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538 newTopic->topicName = OICStrdup(curr->topicName);
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542 iterTopic = topics = newTopic;
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546 iterTopic->next = newTopic;
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547 iterTopic = newTopic;
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553 pthread_mutex_unlock(&NSCacheMutex);
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554 NS_LOG(DEBUG, "NSProviderGetTopicsCache - OUT");
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559 NSTopicLL * NSProviderGetConsumerTopicsCacheData(NSCacheList * regTopicList,
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560 NSCacheList * conTopicList, char *consumerId)
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562 NS_LOG(DEBUG, "NSProviderGetConsumerTopicsCacheData - IN");
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564 pthread_mutex_lock(&NSCacheMutex);
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565 NSTopicLL * topics = NSProviderGetTopicsCacheData(regTopicList);
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569 pthread_mutex_unlock(&NSCacheMutex);
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573 NSCacheElement * iter = conTopicList->head;
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574 conTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_CID;
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578 NSCacheTopicSubData * curr = (NSCacheTopicSubData *)iter->data;
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580 NS_LOG_V(DEBUG, "curr->id = %s", curr->id);
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581 NS_LOG_V(DEBUG, "curr->topicName = %s", curr->topicName);
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583 if(curr && strcmp(curr->id, consumerId) == 0)
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585 NSTopicLL * topicIter = topics;
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588 if(strcmp(topicIter->topicName, curr->topicName) == 0)
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590 topicIter->state = NS_TOPIC_SUBSCRIBED;
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593 topicIter = topicIter->next;
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600 conTopicList->cacheType = NS_PROVIDER_CACHE_CONSUMER_TOPIC_NAME;
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601 pthread_mutex_unlock(&NSCacheMutex);
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602 NS_LOG(DEBUG, "NSProviderGetConsumerTopics - OUT");
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607 size_t NSProviderGetListSize(NSCacheElement * firstElement)
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609 pthread_mutex_lock(&NSCacheMutex);
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612 pthread_mutex_unlock(&NSCacheMutex);
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618 NSCacheElement * iter = firstElement;
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626 pthread_mutex_unlock(&NSCacheMutex);
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630 bool NSProviderIsTopicSubScribed(NSCacheElement * conTopicList, char * cId, char * topicName)
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632 pthread_mutex_lock(&NSCacheMutex);
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634 if(!conTopicList || !cId || !topicName)
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636 pthread_mutex_unlock(&NSCacheMutex);
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640 NSCacheElement * iter = conTopicList;
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643 NSCacheTopicSubData * curr = (NSCacheTopicSubData *) iter->data;
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645 if( (strcmp(curr->id, cId) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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647 pthread_mutex_unlock(&NSCacheMutex);
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653 pthread_mutex_unlock(&NSCacheMutex);
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657 NSResult NSProviderDeleteConsumerTopic(NSCacheList * conTopicList,
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658 NSCacheTopicSubData * topicSubData)
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660 pthread_mutex_lock(&NSCacheMutex);
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662 char * cId = topicSubData->id;
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663 char * topicName = topicSubData->topicName;
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665 if(!conTopicList || !cId || !topicName)
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668 pthread_mutex_unlock(&NSCacheMutex);
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671 NSCacheElement * prev = conTopicList->head;
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672 NSCacheElement * del = conTopicList->head;
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674 NSCacheType type = conTopicList->cacheType;
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678 NS_LOG(DEBUG, "list head is NULL");
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682 NSCacheTopicSubData * curr = (NSCacheTopicSubData *) del->data;
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683 NS_LOG_V(DEBUG, "compareid = %s", cId);
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684 NS_LOG_V(DEBUG, "comparetopicName = %s", topicName);
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685 NS_LOG_V(DEBUG, "curr->id = %s", curr->id);
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686 NS_LOG_V(DEBUG, "curr->topicName = %s", curr->topicName);
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688 if( (strncmp(curr->id, cId, NS_UUID_STRING_SIZE) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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690 if (del == conTopicList->head) // first object
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692 if (del == conTopicList->tail) // first object (one object)
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694 conTopicList->tail = del->next;
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697 conTopicList->head = del->next;
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698 NSProviderDeleteCacheData(type, del->data);
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700 pthread_mutex_unlock(&NSCacheMutex);
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709 curr = (NSCacheTopicSubData *) del->data;
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710 if( (strncmp(curr->id, cId, NS_UUID_STRING_SIZE) == 0) && (strcmp(curr->topicName, topicName) == 0) )
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712 if (del == conTopicList->tail) // delete object same to last object
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714 conTopicList->tail = prev;
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717 prev->next = del->next;
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718 NSProviderDeleteCacheData(type, del->data);
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720 pthread_mutex_unlock(&NSCacheMutex);
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727 pthread_mutex_unlock(&NSCacheMutex);
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