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 NS_LOG_V(DEBUG, "NS Provider ID: %s", NSGetProviderInfo()->providerId);
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87 OCRepPayloadSetUri(payload, NS_ROOT_URI);
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88 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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89 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_POLICY, NSGetSubscriptionAccepter());
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90 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_MESSAGE, NS_COLLECTION_MESSAGE_URI);
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91 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_SYNC, NS_COLLECTION_SYNC_URI);
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93 response.requestHandle = entityHandlerRequest->requestHandle;
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94 response.resourceHandle = entityHandlerRequest->resource;
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95 response.persistentBufferFlag = 0;
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96 response.ehResult = OC_EH_OK;
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97 response.payload = (OCPayload *) payload;
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100 if (OCDoResponse(&response) != OC_STACK_OK)
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102 NS_LOG(ERROR, "Fail to AccessPolicy send response");
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105 OCRepPayloadDestroy(payload);
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106 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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108 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - OUT");
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112 void NSHandleSubscription(OCEntityHandlerRequest *entityHandlerRequest, NSResourceType resourceType)
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114 NS_LOG(DEBUG, "NSHandleSubscription - IN");
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116 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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120 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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121 NS_LOG(ERROR, "Invalid ConsumerID");
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125 NS_LOG_V(DEBUG, "consumerId = %s", id);
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126 if (resourceType == NS_RESOURCE_MESSAGE)
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128 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_MESSAGE");
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129 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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130 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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132 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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133 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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135 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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136 if(NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr))
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138 NS_LOG(DEBUG, "Requested by remote server");
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139 subData->remote_messageObId = entityHandlerRequest->obsInfo.obsId;
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140 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->remote_messageObId);
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144 NS_LOG(DEBUG, "Requested by local consumer");
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145 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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146 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->messageObId);
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148 subData->isWhite = false;
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150 element->data = (void*) subData;
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151 element->next = NULL;
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153 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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155 NS_LOG(DEBUG, "fail to write cache");
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158 if (NSGetSubscriptionAccepter() == NS_ACCESS_ALLOW)
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160 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_PROVIDER");
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161 NSAskAcceptanceToUser(entityHandlerRequest);
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163 else if (NSGetSubscriptionAccepter() == NS_ACCESS_DENY)
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165 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_CONSUMER");
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166 NSSendSubscriptionResponse(entityHandlerRequest, true);
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169 else if (resourceType == NS_RESOURCE_SYNC)
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171 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_SYNC");
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172 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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173 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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175 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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176 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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178 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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179 if(NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr))
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181 NS_LOG(DEBUG, "Requested by remote server");
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182 subData->remote_syncObId = entityHandlerRequest->obsInfo.obsId;
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183 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->remote_syncObId);
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187 NS_LOG(DEBUG, "Requested by local consumer");
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188 subData->syncObId = entityHandlerRequest->obsInfo.obsId;
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189 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->syncObId);
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192 subData->isWhite = false;
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194 element->data = (void*) subData;
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195 element->next = NULL;
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197 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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199 NS_LOG(ERROR, "Fail to write cache");
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202 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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205 NS_LOG(DEBUG, "NSHandleSubscription - OUT");
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208 void NSHandleUnsubscription(OCEntityHandlerRequest *entityHandlerRequest)
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210 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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212 NSProviderDeleteSubDataFromObId(consumerSubList, entityHandlerRequest->obsInfo.obsId);
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214 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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216 NS_LOG(DEBUG, "NSHandleUnsubscription - OUT");
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219 void NSAskAcceptanceToUser(OCEntityHandlerRequest *entityHandlerRequest)
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221 NS_LOG(DEBUG, "NSAskAcceptanceToUser - IN");
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223 NSPushQueue(CALLBACK_RESPONSE_SCHEDULER, TASK_CB_SUBSCRIPTION, entityHandlerRequest);
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225 NS_LOG(DEBUG, "NSAskAcceptanceToUser - OUT");
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228 NSResult NSSendResponse(const char * id, bool accepted)
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230 NS_LOG(DEBUG, "NSSendResponse - IN");
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232 OCRepPayload* payload = OCRepPayloadCreate();
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235 NS_LOG(ERROR, "fail to create playload");
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239 OCResourceHandle rHandle;
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240 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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242 NS_LOG(ERROR, "Fail to put notification resource");
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246 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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247 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, 1);
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248 OCRepPayloadSetPropBool(payload, NS_ATTRIBUTE_ACCPETANCE, accepted);
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249 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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251 NSCacheElement * element = NSStorageRead(consumerSubList, id);
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253 if(element == NULL)
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255 NS_LOG(ERROR, "element is NULL");
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258 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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260 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_HIGH_QOS)
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263 NS_LOG(ERROR, "fail to send Acceptance");
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264 OCRepPayloadDestroy(payload);
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268 OCRepPayloadDestroy(payload);
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270 NS_LOG(DEBUG, "NSSendResponse - OUT");
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274 NSResult NSSendSubscriptionResponse(OCEntityHandlerRequest *entityHandlerRequest, bool accepted)
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276 NS_LOG(DEBUG, "NSSendSubscriptionResponse - IN");
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278 if (!entityHandlerRequest)
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280 NS_LOG(ERROR, "Invalid request pointer");
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281 return OC_EH_ERROR;
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284 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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288 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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289 NS_LOG(ERROR, "Invalid ConsumerID");
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295 NS_LOG(DEBUG, "accepted is true");
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296 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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297 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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299 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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301 subData->isWhite = true;
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302 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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304 element->data = (void*) subData;
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305 element->next = NULL;
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307 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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309 NS_LOG(ERROR, "fail to write consumer white list");
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313 NSSendResponse(id, accepted);
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315 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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317 NS_LOG(DEBUG, "NSSendSubscriptionResponse - OUT");
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321 void * NSSubScriptionSchedule(void *ptr)
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325 NS_LOG(DEBUG, "Create NSSubScriptionSchedule");
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328 while (NSIsRunning[SUBSCRIPTION_SCHEDULER])
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330 sem_wait(&NSSemaphore[SUBSCRIPTION_SCHEDULER]);
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331 pthread_mutex_lock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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333 if (NSHeadMsg[SUBSCRIPTION_SCHEDULER] != NULL)
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335 NSTask *node = NSHeadMsg[SUBSCRIPTION_SCHEDULER];
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336 NSHeadMsg[SUBSCRIPTION_SCHEDULER] = node->nextTask;
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338 switch (node->taskType)
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340 case TASK_SEND_POLICY:
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341 NS_LOG(DEBUG, "CASE TASK_SEND_POLICY : ");
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342 NSSendAccessPolicyResponse((OCEntityHandlerRequest*) node->taskData);
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345 case TASK_RECV_SUBSCRIPTION:
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346 NS_LOG(DEBUG, "CASE TASK_RECV_SUBSCRIPTION : ");
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347 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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348 NS_RESOURCE_MESSAGE);
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351 case TASK_RECV_UNSUBSCRIPTION:
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352 NS_LOG(DEBUG, "CASE TASK_RECV_UNSUBSCRIPTION : ");
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353 NSHandleUnsubscription((OCEntityHandlerRequest*) node->taskData);
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356 case TASK_SEND_ALLOW:
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358 NS_LOG(DEBUG, "CASE TASK_SEND_ALLOW : ");
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359 NSConsumer * consumer = (NSConsumer *) node->taskData;
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361 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, true);
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362 NSSendResponse(consumer->consumerId, true);
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363 NSFreeConsumer(consumer);
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366 case TASK_SEND_DENY:
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368 NS_LOG(DEBUG, "CASE TASK_SEND_DENY : ");
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369 NSConsumer * consumer = (NSConsumer *) node->taskData;
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371 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, false);
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372 NSSendResponse(consumer->consumerId, false);
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373 NSFreeConsumer(consumer);
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377 case TASK_SYNC_SUBSCRIPTION:
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378 NS_LOG(DEBUG, "CASE TASK_SYNC_SUBSCRIPTION : ");
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379 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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389 pthread_mutex_unlock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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392 NS_LOG(INFO, "Destroy NSSubScriptionSchedule");
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