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 "NSProviderSubscription.h"
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23 NSResult NSInitSubscriptionList()
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25 NS_LOG(DEBUG, "NSInitSubscriptionList - IN");
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27 consumerSubList = NSStorageCreate();
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28 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER;
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30 NS_LOG(DEBUG, "NSInitSubscriptionList - OUT");
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34 NSResult NSSetSubscriptionAccessPolicy(NSAccessPolicy access)
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36 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - IN");
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38 if (access == NS_ACCESS_ALLOW)
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40 NS_LOG(DEBUG, "Place Provider as a subscription accepter");
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42 else if (access == NS_ACCESS_DENY)
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44 NS_LOG(DEBUG, "Place Consumer as a subscription accepter");
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47 NSSubscriptionAccess = access;
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49 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - OUT");
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53 int NSGetSubscriptionAccepter()
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55 return NSSubscriptionAccess;
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58 NSResult NSSendAccessPolicyResponse(OCEntityHandlerRequest *entityHandlerRequest)
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60 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - IN");
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62 // put notification resource
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63 OCResourceHandle notificationResourceHandle;
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64 if (NSPutNotificationResource(NSGetSubscriptionAccepter(), ¬ificationResourceHandle)
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67 NS_LOG(ERROR, "Fail to put notification resource");
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71 // make response for the Get Request
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72 OCEntityHandlerResponse response;
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73 response.numSendVendorSpecificHeaderOptions = 0;
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74 memset(response.sendVendorSpecificHeaderOptions, 0,
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75 sizeof response.sendVendorSpecificHeaderOptions);
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76 memset(response.resourceUri, 0, sizeof response.resourceUri);
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78 OCRepPayload* payload = OCRepPayloadCreate();
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81 NS_LOG(ERROR, "payload is NULL");
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85 OCRepPayloadSetUri(payload, NS_ROOT_URI);
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86 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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87 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_POLICY, NSGetSubscriptionAccepter());
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88 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_MESSAGE, NS_COLLECTION_MESSAGE_URI);
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89 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_SYNC, NS_COLLECTION_SYNC_URI);
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91 response.requestHandle = entityHandlerRequest->requestHandle;
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92 response.resourceHandle = entityHandlerRequest->resource;
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93 response.persistentBufferFlag = 0;
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94 response.ehResult = OC_EH_OK;
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95 response.payload = (OCPayload *) payload;
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98 if (OCDoResponse(&response) != OC_STACK_OK)
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100 NS_LOG(ERROR, "Fail to AccessPolicy send response");
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103 OCRepPayloadDestroy(payload);
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104 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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106 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - OUT");
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110 void NSHandleSubscription(OCEntityHandlerRequest *entityHandlerRequest, NSResourceType resourceType)
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112 NS_LOG(DEBUG, "NSHandleSubscription - IN");
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114 char * id = NSGetValueFromQuery(entityHandlerRequest->query, NS_QUERY_CONSUMER_ID);
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118 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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119 NS_LOG(ERROR, "Invalid ConsumerID");
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123 if (resourceType == NS_RESOURCE_MESSAGE)
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125 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_MESSAGE");
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126 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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127 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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129 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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132 subData->isWhite = false;
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133 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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134 subData->syncObId = 0;
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136 element->data = (void*) subData;
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137 element->next = NULL;
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139 NS_LOG_V(DEBUG, "SubList IP[ID] = [%s]", subData->id);
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140 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->messageObId);
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142 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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144 NS_LOG(DEBUG, "fail to write cache");
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147 if (NSGetSubscriptionAccepter() == NS_ACCESS_ALLOW)
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149 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_PROVIDER");
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150 NSAskAcceptanceToUser(entityHandlerRequest);
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152 else if (NSGetSubscriptionAccepter() == NS_ACCESS_DENY)
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154 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_CONSUMER");
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155 NSSendSubscriptionResponse(entityHandlerRequest, true);
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158 else if (resourceType == NS_RESOURCE_SYNC)
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160 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_SYNC");
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161 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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162 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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164 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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167 subData->isWhite = false;
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168 subData->syncObId = entityHandlerRequest->obsInfo.obsId;
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169 subData->messageObId = 0;
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171 element->data = (void*) subData;
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172 element->next = NULL;
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174 NS_LOG_V(DEBUG, "SubList IP[ID] = [%s]", subData->id);
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175 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->syncObId);
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177 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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179 NS_LOG(ERROR, "Fail to write cache");
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182 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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185 NS_LOG(DEBUG, "NSHandleSubscription - OUT");
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188 void NSHandleUnsubscription(OCEntityHandlerRequest *entityHandlerRequest)
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190 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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192 char * id = NSGetValueFromQuery(entityHandlerRequest->query, NS_QUERY_CONSUMER_ID);
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196 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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197 NS_LOG(ERROR, "Invalid ConsumerID");
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201 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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202 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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203 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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204 subData->isWhite = false;
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205 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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207 element->data = (void*) subData;
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208 element->next = NULL;
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210 NS_LOG_V(DEBUG, "SubList IP[ID] = [%s]", subData->id);
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211 NS_LOG_V(DEBUG, "SubList observation ID = [%d]", subData->syncObId);
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213 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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215 NS_LOG(ERROR, "fail to write consumer white list");
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218 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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221 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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224 void NSAskAcceptanceToUser(OCEntityHandlerRequest *entityHandlerRequest)
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226 NS_LOG(DEBUG, "NSAskAcceptanceToUser - IN");
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228 NSPushQueue(INTERFACE_SCHEDULER, TASK_CB_SUBSCRIPTION, entityHandlerRequest);
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230 NS_LOG(DEBUG, "NSAskAcceptanceToUser - OUT");
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233 NSResult NSSendResponse(const char * id, bool accepted)
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235 NS_LOG(DEBUG, "NSSendResponse - IN");
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237 OCRepPayload* payload = OCRepPayloadCreate();
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240 NS_LOG(ERROR, "fail to create playload");
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244 OCResourceHandle rHandle;
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245 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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247 NS_LOG(ERROR, "Fail to put notification resource");
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251 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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252 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, 1);
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253 OCRepPayloadSetPropBool(payload, NS_ATTRIBUTE_ACCPETANCE, accepted);
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255 NSCacheElement * element = NSStorageRead(consumerSubList, id);
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257 if(element == NULL)
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259 NS_LOG(ERROR, "element is NULL");
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262 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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264 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_HIGH_QOS)
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267 NS_LOG(ERROR, "fail to send Acceptance");
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268 OCRepPayloadDestroy(payload);
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272 OCRepPayloadDestroy(payload);
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274 NS_LOG(DEBUG, "NSSendResponse - OUT");
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278 NSResult NSSendSubscriptionResponse(OCEntityHandlerRequest *entityHandlerRequest, bool accepted)
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280 NS_LOG(DEBUG, "NSSendSubscriptionResponse - IN");
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282 if (!entityHandlerRequest)
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284 NS_LOG(ERROR, "Invalid request pointer");
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285 return OC_EH_ERROR;
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288 char * id = NSGetValueFromQuery(entityHandlerRequest->query, NS_QUERY_CONSUMER_ID);
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292 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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293 NS_LOG(ERROR, "Invalid ConsumerID");
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299 NS_LOG(DEBUG, "accepted is true");
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300 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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301 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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303 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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305 subData->isWhite = true;
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306 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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308 element->data = (void*) subData;
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309 element->next = NULL;
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311 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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313 NS_LOG(ERROR, "fail to write consumer white list");
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317 NSSendResponse(id, accepted);
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320 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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322 NS_LOG(DEBUG, "NSSendSubscriptionResponse - OUT");
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326 void * NSSubScriptionSchedule(void *ptr)
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330 NS_LOG(DEBUG, "Create NSSubScriptionSchedule");
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333 while (NSIsRunning[SUBSCRIPTION_SCHEDULER])
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335 sem_wait(&NSSemaphore[SUBSCRIPTION_SCHEDULER]);
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336 pthread_mutex_lock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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338 if (NSHeadMsg[SUBSCRIPTION_SCHEDULER] != NULL)
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340 NSTask *node = NSHeadMsg[SUBSCRIPTION_SCHEDULER];
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341 NSHeadMsg[SUBSCRIPTION_SCHEDULER] = node->nextTask;
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343 switch (node->taskType)
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345 case TASK_SEND_POLICY:
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346 NS_LOG(DEBUG, "CASE TASK_SEND_POLICY : ");
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347 NSSendAccessPolicyResponse((OCEntityHandlerRequest*) node->taskData);
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350 case TASK_RECV_SUBSCRIPTION:
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351 NS_LOG(DEBUG, "CASE TASK_RECV_SUBSCRIPTION : ");
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352 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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353 NS_RESOURCE_MESSAGE);
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356 case TASK_RECV_UNSUBSCRIPTION:
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357 NS_LOG(DEBUG, "CASE TASK_RECV_UNSUBSCRIPTION : ");
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358 NSHandleUnsubscription((OCEntityHandlerRequest*) node->taskData);
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361 case TASK_SEND_ALLOW:
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363 NS_LOG(DEBUG, "CASE TASK_SEND_ALLOW : ");
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364 NSConsumer * consumer = (NSConsumer *) node->taskData;
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366 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, true);
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367 NSSendResponse(consumer->consumerId, true);
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368 NSFreeConsumer(consumer);
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371 case TASK_SEND_DENY:
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373 NS_LOG(DEBUG, "CASE TASK_SEND_DENY : ");
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374 NSConsumer * consumer = (NSConsumer *) node->taskData;
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376 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, false);
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377 NSSendResponse(consumer->consumerId, false);
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378 NSFreeConsumer(consumer);
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382 case TASK_SYNC_SUBSCRIPTION:
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383 NS_LOG(DEBUG, "CASE TASK_SYNC_SUBSCRIPTION : ");
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384 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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394 pthread_mutex_unlock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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397 NS_LOG(INFO, "Destroy NSSubScriptionSchedule");
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