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 = NSProviderStorageCreate();
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28 NS_VERIFY_NOT_NULL(consumerSubList, NS_FAIL);
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29 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER;
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31 NS_LOG(DEBUG, "NSInitSubscriptionList - OUT");
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35 NSResult NSSetSubscriptionAccessPolicy(bool policy)
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37 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - IN");
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39 if (policy == NS_POLICY_PROVIDER)
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41 NS_LOG(DEBUG, "Place Provider as a subscription accepter");
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43 else if (policy == NS_POLICY_CONSUMER)
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45 NS_LOG(DEBUG, "Place Consumer as a subscription accepter");
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48 NSSetPolicy(policy);
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50 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - OUT");
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54 NSResult NSSendAccessPolicyResponse(OCEntityHandlerRequest *entityHandlerRequest)
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56 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - IN");
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58 // put notification resource
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59 OCResourceHandle notificationResourceHandle = NULL;
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60 if (NSPutNotificationResource(NSGetPolicy(), ¬ificationResourceHandle)
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63 NS_LOG(ERROR, "Fail to put notification resource");
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67 // make response for the Get Request
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68 OCEntityHandlerResponse response;
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69 response.numSendVendorSpecificHeaderOptions = 0;
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70 memset(response.sendVendorSpecificHeaderOptions, 0,
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71 sizeof response.sendVendorSpecificHeaderOptions);
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72 memset(response.resourceUri, 0, sizeof response.resourceUri);
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74 OCRepPayload* payload = OCRepPayloadCreate();
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77 NS_LOG(ERROR, "payload is NULL");
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81 NS_LOG_V(DEBUG, "NS Provider ID: %s", NSGetProviderInfo()->providerId);
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83 OCRepPayloadSetUri(payload, NS_ROOT_URI);
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84 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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85 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_VERSION, VERSION);
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86 OCRepPayloadSetPropBool(payload, NS_ATTRIBUTE_POLICY, NSGetPolicy());
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87 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_MESSAGE, NS_COLLECTION_MESSAGE_URI);
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88 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_SYNC, NS_COLLECTION_SYNC_URI);
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89 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_TOPIC, NS_COLLECTION_TOPIC_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(OICStrdup(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 NS_LOG_V(DEBUG, "consumerId = %s", id);
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124 if (resourceType == NS_RESOURCE_MESSAGE)
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126 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_MESSAGE");
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127 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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128 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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130 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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131 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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133 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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135 subData->remote_messageObId = subData->messageObId = 0;
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137 bool iSRemoteServer = false;
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139 #if(defined WITH_CLOUD && defined RD_CLIENT)
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140 iSRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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143 NS_LOG(DEBUG, "Requested by remote server");
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144 subData->remote_messageObId = entityHandlerRequest->obsInfo.obsId;
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145 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->remote_messageObId);
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149 if(!iSRemoteServer)
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151 NS_LOG(DEBUG, "Requested by local consumer");
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152 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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153 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->messageObId);
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156 subData->isWhite = false;
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157 subData->remote_syncObId = 0;
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158 subData->syncObId = 0;
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160 element->data = (void*) subData;
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161 element->next = NULL;
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163 if (NSProviderStorageWrite(consumerSubList, element) != NS_OK)
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165 NS_LOG(DEBUG, "fail to write cache");
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168 bool currPolicy = NSGetPolicy();
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169 NSAskAcceptanceToUser(entityHandlerRequest);
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171 if (currPolicy == NS_POLICY_PROVIDER)
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173 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_PROVIDER");
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175 else if (currPolicy == NS_POLICY_CONSUMER)
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177 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_CONSUMER");
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178 NSSendConsumerSubResponse(NSCopyOCEntityHandlerRequest(entityHandlerRequest));
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181 else if (resourceType == NS_RESOURCE_SYNC)
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183 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_SYNC");
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184 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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185 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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187 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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188 NS_LOG_V(DEBUG, "SubList ID = [%s]", subData->id);
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190 NS_LOG_V(DEBUG, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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192 subData->remote_syncObId = subData->syncObId = 0;
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193 bool isRemoteServer = false;
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195 #if(defined WITH_CLOUD && defined RD_CLIENT)
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196 isRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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199 NS_LOG(DEBUG, "Requested by remote server");
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200 subData->remote_syncObId = entityHandlerRequest->obsInfo.obsId;
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201 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->remote_syncObId);
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205 if(!isRemoteServer)
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207 NS_LOG(DEBUG, "Requested by local consumer");
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208 subData->syncObId = entityHandlerRequest->obsInfo.obsId;
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209 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->syncObId);
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212 subData->isWhite = false;
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213 subData->messageObId = 0;
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214 subData->remote_messageObId = 0;
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216 element->data = (void*) subData;
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217 element->next = NULL;
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219 if (NSProviderStorageWrite(consumerSubList, element) != NS_OK)
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221 NS_LOG(ERROR, "Fail to write cache");
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224 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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227 NS_LOG(DEBUG, "NSHandleSubscription - OUT");
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230 void NSHandleUnsubscription(OCEntityHandlerRequest *entityHandlerRequest)
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232 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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234 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER_OBSERVE_ID;
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236 while(NSProviderStorageDelete(consumerSubList, (char *)
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237 &(entityHandlerRequest->obsInfo.obsId)) != NS_FAIL);
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238 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER;
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240 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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242 NS_LOG(DEBUG, "NSHandleUnsubscription - OUT");
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245 void NSAskAcceptanceToUser(OCEntityHandlerRequest *entityHandlerRequest)
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247 NS_LOG(DEBUG, "NSAskAcceptanceToUser - IN");
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249 NSPushQueue(CALLBACK_RESPONSE_SCHEDULER, TASK_CB_SUBSCRIPTION, entityHandlerRequest);
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251 NS_LOG(DEBUG, "NSAskAcceptanceToUser - OUT");
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254 NSResult NSSendResponse(const char * id, bool accepted)
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256 NS_LOG(DEBUG, "NSSendResponse - IN");
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258 OCRepPayload* payload = OCRepPayloadCreate();
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261 NS_LOG(ERROR, "fail to create playload");
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265 OCResourceHandle rHandle = NULL;
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266 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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268 NS_LOG(ERROR, "Fail to put notification resource");
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272 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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273 (accepted) ? OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_ALLOW)
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274 : OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_DENY);
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275 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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277 NSCacheElement * element = NSProviderStorageRead(consumerSubList, id);
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279 if(element == NULL)
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281 NS_LOG(ERROR, "element is NULL");
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284 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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286 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1,
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287 payload, OC_LOW_QOS) != OC_STACK_OK)
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289 NS_LOG(ERROR, "fail to send Acceptance");
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290 OCRepPayloadDestroy(payload);
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294 OCRepPayloadDestroy(payload);
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296 NS_LOG(DEBUG, "NSSendResponse - OUT");
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300 NSResult NSSendConsumerSubResponse(OCEntityHandlerRequest * entityHandlerRequest)
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302 NS_LOG(DEBUG, "NSSendSubscriptionResponse - IN");
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304 if (!entityHandlerRequest)
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306 NS_LOG(ERROR, "Invalid request pointer");
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307 return OC_EH_ERROR;
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310 char * id = NSGetValueFromQuery(OICStrdup(entityHandlerRequest->query), NS_QUERY_CONSUMER_ID);
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314 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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315 NS_LOG(ERROR, "Invalid ConsumerID");
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319 NSCacheUpdateSubScriptionState(consumerSubList, id, true);
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320 NSSendResponse(id, true);
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321 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 char * consumerId = (char *) node->taskData;
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366 NSCacheUpdateSubScriptionState(consumerSubList, consumerId, true);
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367 NSSendResponse(consumerId, true);
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368 OICFree(consumerId);
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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 char * consumerId = (char *) node->taskData;
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376 NSCacheUpdateSubScriptionState(consumerSubList, consumerId, false);
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377 NSSendResponse(consumerId, false);
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378 OICFree(consumerId);
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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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