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(bool policy)
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36 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - IN");
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38 if (policy == NS_POLICY_PROVIDER)
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40 NS_LOG(DEBUG, "Place Provider as a subscription accepter");
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42 else if (policy == NS_POLICY_CONSUMER)
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44 NS_LOG(DEBUG, "Place Consumer as a subscription accepter");
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47 NSSetPolicy(policy);
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49 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - OUT");
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53 NSResult NSSendAccessPolicyResponse(OCEntityHandlerRequest *entityHandlerRequest)
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55 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - IN");
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57 // put notification resource
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58 OCResourceHandle notificationResourceHandle = NULL;
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59 if (NSPutNotificationResource(NSGetPolicy(), ¬ificationResourceHandle)
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62 NS_LOG(ERROR, "Fail to put notification resource");
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66 // make response for the Get Request
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67 OCEntityHandlerResponse response;
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68 response.numSendVendorSpecificHeaderOptions = 0;
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69 memset(response.sendVendorSpecificHeaderOptions, 0,
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70 sizeof response.sendVendorSpecificHeaderOptions);
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71 memset(response.resourceUri, 0, sizeof response.resourceUri);
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73 OCRepPayload* payload = OCRepPayloadCreate();
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76 NS_LOG(ERROR, "payload is NULL");
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80 NS_LOG_V(DEBUG, "NS Provider ID: %s", NSGetProviderInfo()->providerId);
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82 OCRepPayloadSetUri(payload, NS_ROOT_URI);
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83 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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84 OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_POLICY, NSGetPolicy());
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85 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_MESSAGE, NS_COLLECTION_MESSAGE_URI);
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86 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_SYNC, NS_COLLECTION_SYNC_URI);
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87 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_TOPIC, NS_COLLECTION_TOPIC_URI);
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89 response.requestHandle = entityHandlerRequest->requestHandle;
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90 response.resourceHandle = entityHandlerRequest->resource;
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91 response.persistentBufferFlag = 0;
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92 response.ehResult = OC_EH_OK;
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93 response.payload = (OCPayload *) payload;
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96 if (OCDoResponse(&response) != OC_STACK_OK)
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98 NS_LOG(ERROR, "Fail to AccessPolicy send response");
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101 OCRepPayloadDestroy(payload);
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102 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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104 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - OUT");
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108 void NSHandleSubscription(OCEntityHandlerRequest *entityHandlerRequest, NSResourceType resourceType)
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110 NS_LOG(DEBUG, "NSHandleSubscription - IN");
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112 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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116 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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117 NS_LOG(ERROR, "Invalid ConsumerID");
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121 NS_LOG_V(DEBUG, "consumerId = %s", id);
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122 if (resourceType == NS_RESOURCE_MESSAGE)
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124 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_MESSAGE");
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125 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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126 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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128 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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129 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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131 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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133 subData->remote_messageObId = subData->messageObId = 0;
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135 bool iSRemoteServer = false;
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138 iSRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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141 NS_LOG(DEBUG, "Requested by remote server");
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142 subData->remote_messageObId = entityHandlerRequest->obsInfo.obsId;
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143 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->remote_messageObId);
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147 if(!iSRemoteServer)
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149 NS_LOG(DEBUG, "Requested by local consumer");
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150 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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151 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->messageObId);
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154 subData->isWhite = false;
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155 subData->remote_syncObId = 0;
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156 subData->syncObId = 0;
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158 element->data = (void*) subData;
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159 element->next = NULL;
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161 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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163 NS_LOG(DEBUG, "fail to write cache");
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166 bool currPolicy = NSGetPolicy();
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168 if (currPolicy == NS_POLICY_PROVIDER)
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170 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_PROVIDER");
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171 NSAskAcceptanceToUser(entityHandlerRequest);
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173 else if (currPolicy == NS_POLICY_CONSUMER)
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175 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_CONSUMER");
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176 NSSendSubscriptionResponse(entityHandlerRequest, true);
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179 else if (resourceType == NS_RESOURCE_SYNC)
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181 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_SYNC");
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182 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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183 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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185 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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186 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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188 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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190 subData->remote_syncObId = subData->syncObId = 0;
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191 bool isRemoteServer = false;
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194 isRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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197 NS_LOG(DEBUG, "Requested by remote server");
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198 subData->remote_syncObId = entityHandlerRequest->obsInfo.obsId;
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199 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->remote_syncObId);
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203 if(!isRemoteServer)
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205 NS_LOG(DEBUG, "Requested by local consumer");
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206 subData->syncObId = entityHandlerRequest->obsInfo.obsId;
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207 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->syncObId);
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210 subData->isWhite = false;
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211 subData->messageObId = 0;
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212 subData->remote_messageObId = 0;
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214 element->data = (void*) subData;
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215 element->next = NULL;
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217 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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219 NS_LOG(ERROR, "Fail to write cache");
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222 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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225 NS_LOG(DEBUG, "NSHandleSubscription - OUT");
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228 void NSHandleUnsubscription(OCEntityHandlerRequest *entityHandlerRequest)
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230 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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232 NSProviderDeleteSubDataFromObId(consumerSubList, entityHandlerRequest->obsInfo.obsId);
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234 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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236 NS_LOG(DEBUG, "NSHandleUnsubscription - OUT");
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239 void NSAskAcceptanceToUser(OCEntityHandlerRequest *entityHandlerRequest)
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241 NS_LOG(DEBUG, "NSAskAcceptanceToUser - IN");
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243 NSPushQueue(CALLBACK_RESPONSE_SCHEDULER, TASK_CB_SUBSCRIPTION, entityHandlerRequest);
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245 NS_LOG(DEBUG, "NSAskAcceptanceToUser - OUT");
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248 NSResult NSSendResponse(const char * id, bool accepted)
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250 NS_LOG(DEBUG, "NSSendResponse - IN");
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252 OCRepPayload* payload = OCRepPayloadCreate();
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255 NS_LOG(ERROR, "fail to create playload");
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259 OCResourceHandle rHandle = NULL;
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260 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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262 NS_LOG(ERROR, "Fail to put notification resource");
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266 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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267 (accepted) ? OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_ALLOW)
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268 : OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_DENY);
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269 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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271 NSCacheElement * element = NSStorageRead(consumerSubList, id);
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273 if(element == NULL)
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275 NS_LOG(ERROR, "element is NULL");
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278 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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280 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1, payload, OC_LOW_QOS)
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283 NS_LOG(ERROR, "fail to send Acceptance");
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284 OCRepPayloadDestroy(payload);
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288 OCRepPayloadDestroy(payload);
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290 NS_LOG(DEBUG, "NSSendResponse - OUT");
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294 NSResult NSSendSubscriptionResponse(OCEntityHandlerRequest *entityHandlerRequest, bool accepted)
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296 NS_LOG(DEBUG, "NSSendSubscriptionResponse - IN");
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298 if (!entityHandlerRequest)
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300 NS_LOG(ERROR, "Invalid request pointer");
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301 return OC_EH_ERROR;
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304 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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308 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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309 NS_LOG(ERROR, "Invalid ConsumerID");
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315 NS_LOG(DEBUG, "accepted is true");
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316 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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317 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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319 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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321 subData->isWhite = true;
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322 subData->remote_messageObId = 0;
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323 subData->remote_syncObId = 0;
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324 subData->syncObId = 0;
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325 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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327 element->data = (void*) subData;
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328 element->next = NULL;
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330 if (NSStorageWrite(consumerSubList, element) != NS_OK)
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332 NS_LOG(ERROR, "fail to write consumer white list");
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336 NSSendResponse(id, accepted);
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338 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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340 NS_LOG(DEBUG, "NSSendSubscriptionResponse - OUT");
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344 void * NSSubScriptionSchedule(void *ptr)
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348 NS_LOG(DEBUG, "Create NSSubScriptionSchedule");
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351 while (NSIsRunning[SUBSCRIPTION_SCHEDULER])
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353 sem_wait(&NSSemaphore[SUBSCRIPTION_SCHEDULER]);
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354 pthread_mutex_lock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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356 if (NSHeadMsg[SUBSCRIPTION_SCHEDULER] != NULL)
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358 NSTask *node = NSHeadMsg[SUBSCRIPTION_SCHEDULER];
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359 NSHeadMsg[SUBSCRIPTION_SCHEDULER] = node->nextTask;
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361 switch (node->taskType)
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363 case TASK_SEND_POLICY:
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364 NS_LOG(DEBUG, "CASE TASK_SEND_POLICY : ");
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365 NSSendAccessPolicyResponse((OCEntityHandlerRequest*) node->taskData);
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368 case TASK_RECV_SUBSCRIPTION:
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369 NS_LOG(DEBUG, "CASE TASK_RECV_SUBSCRIPTION : ");
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370 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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371 NS_RESOURCE_MESSAGE);
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374 case TASK_RECV_UNSUBSCRIPTION:
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375 NS_LOG(DEBUG, "CASE TASK_RECV_UNSUBSCRIPTION : ");
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376 NSHandleUnsubscription((OCEntityHandlerRequest*) node->taskData);
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379 case TASK_SEND_ALLOW:
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381 NS_LOG(DEBUG, "CASE TASK_SEND_ALLOW : ");
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382 NSConsumer * consumer = (NSConsumer *) node->taskData;
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384 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, true);
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385 NSSendResponse(consumer->consumerId, true);
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386 NSFreeConsumer(consumer);
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389 case TASK_SEND_DENY:
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391 NS_LOG(DEBUG, "CASE TASK_SEND_DENY : ");
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392 NSConsumer * consumer = (NSConsumer *) node->taskData;
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394 NSCacheUpdateSubScriptionState(consumerSubList, consumer->consumerId, false);
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395 NSSendResponse(consumer->consumerId, false);
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396 NSFreeConsumer(consumer);
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400 case TASK_SYNC_SUBSCRIPTION:
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401 NS_LOG(DEBUG, "CASE TASK_SYNC_SUBSCRIPTION : ");
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402 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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412 pthread_mutex_unlock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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415 NS_LOG(INFO, "Destroy NSSubScriptionSchedule");
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