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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22 #include "NSProviderListener.h"
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24 NSCacheList * consumerSubList;
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26 NSResult NSInitSubscriptionList()
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28 NS_LOG(DEBUG, "NSInitSubscriptionList - IN");
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30 consumerSubList = NSProviderStorageCreate();
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31 NS_VERIFY_NOT_NULL(consumerSubList, NS_FAIL);
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32 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER;
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34 NS_LOG(DEBUG, "NSInitSubscriptionList - OUT");
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38 NSResult NSSetSubscriptionAccessPolicy(bool policy)
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40 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - IN");
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42 if (policy == NS_POLICY_PROVIDER)
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44 NS_LOG(DEBUG, "Place Provider as a subscription accepter");
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46 else if (policy == NS_POLICY_CONSUMER)
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48 NS_LOG(DEBUG, "Place Consumer as a subscription accepter");
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51 NSSetPolicy(policy);
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53 NS_LOG(DEBUG, "NSSetSubscriptionAcceptPolicy - OUT");
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57 NSResult NSSendAccessPolicyResponse(OCEntityHandlerRequest *entityHandlerRequest)
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59 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - IN");
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61 // put notification resource
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62 OCResourceHandle notificationResourceHandle = NULL;
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63 if (NSPutNotificationResource(NSGetPolicy(), ¬ificationResourceHandle)
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66 NS_LOG(ERROR, "Fail to put notification resource");
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70 // make response for the Get Request
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71 OCEntityHandlerResponse response;
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72 response.numSendVendorSpecificHeaderOptions = 0;
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73 memset(response.sendVendorSpecificHeaderOptions, 0,
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74 sizeof response.sendVendorSpecificHeaderOptions);
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75 memset(response.resourceUri, 0, sizeof response.resourceUri);
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77 OCRepPayload* payload = OCRepPayloadCreate();
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80 NS_LOG(ERROR, "payload is NULL");
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84 NS_LOG_V(INFO_PRIVATE, "NS Provider ID: %s", NSGetProviderInfo()->providerId);
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86 char * copyReq = OICStrdup(entityHandlerRequest->query);
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87 char * reqInterface = NSGetValueFromQuery(copyReq, NS_QUERY_INTERFACE);
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89 if (reqInterface && strcmp(reqInterface, NS_INTERFACE_BASELINE) == 0)
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91 OCResourcePayloadAddStringLL(&payload->interfaces, NS_INTERFACE_BASELINE);
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92 OCResourcePayloadAddStringLL(&payload->interfaces, NS_INTERFACE_READ);
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93 OCResourcePayloadAddStringLL(&payload->types, NS_ROOT_TYPE);
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97 OCRepPayloadSetUri(payload, NS_ROOT_URI);
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98 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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99 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_VERSION, VERSION);
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100 OCRepPayloadSetPropBool(payload, NS_ATTRIBUTE_POLICY, NSGetPolicy());
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101 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_MESSAGE, NS_COLLECTION_MESSAGE_URI);
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102 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_SYNC, NS_COLLECTION_SYNC_URI);
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103 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_TOPIC, NS_COLLECTION_TOPIC_URI);
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105 response.requestHandle = entityHandlerRequest->requestHandle;
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106 response.resourceHandle = entityHandlerRequest->resource;
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107 response.persistentBufferFlag = 0;
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108 response.ehResult = OC_EH_OK;
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109 response.payload = (OCPayload *) payload;
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112 if (OCDoResponse(&response) != OC_STACK_OK)
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114 NS_LOG(ERROR, "Fail to AccessPolicy send response");
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115 OCRepPayloadDestroy(payload);
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118 OCRepPayloadDestroy(payload);
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119 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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121 NS_LOG(DEBUG, "NSSendAccessPolicyResponse - OUT");
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125 void NSHandleSubscription(OCEntityHandlerRequest *entityHandlerRequest, NSResourceType resourceType)
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127 NS_LOG(DEBUG, "NSHandleSubscription - IN");
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129 char * copyReq = OICStrdup(entityHandlerRequest->query);
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130 char * id = NSGetValueFromQuery(copyReq, NS_QUERY_CONSUMER_ID);
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134 NSOICFree(copyReq);
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135 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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136 NS_LOG(ERROR, "Invalid ConsumerID");
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140 NS_LOG_V(INFO_PRIVATE, "consumerId = %s", id);
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141 if (resourceType == NS_RESOURCE_MESSAGE)
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143 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_MESSAGE");
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144 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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145 NS_VERIFY_NOT_NULL_V(element);
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146 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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149 NS_LOG(ERROR, "Memory assignment to subData failed");
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150 NSOICFree(element);
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153 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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154 NS_LOG_V(INFO_PRIVATE, "SubList ID = [%s]", subData->id);
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156 NS_LOG_V(INFO_PRIVATE, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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158 subData->remote_messageObId = subData->messageObId = 0;
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160 bool iSRemoteServer = false;
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162 #if(defined WITH_CLOUD)
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163 iSRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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164 if (iSRemoteServer)
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166 NS_LOG(DEBUG, "Requested by remote server");
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167 subData->remote_messageObId = entityHandlerRequest->obsInfo.obsId;
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168 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->remote_messageObId);
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172 if (!iSRemoteServer)
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174 NS_LOG(DEBUG, "Requested by local consumer");
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175 subData->messageObId = entityHandlerRequest->obsInfo.obsId;
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176 NS_LOG_V(DEBUG, "SubList message observation ID = [%d]", subData->messageObId);
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179 subData->isWhite = false;
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180 subData->remote_syncObId = 0;
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181 subData->syncObId = 0;
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183 element->data = (void*) subData;
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184 element->next = NULL;
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186 if (NSProviderStorageWrite(consumerSubList, element) != NS_OK)
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188 NS_LOG(DEBUG, "fail to write cache");
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191 bool currPolicy = NSGetPolicy();
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192 NSAskAcceptanceToUser(NSCopyOCEntityHandlerRequest(entityHandlerRequest));
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194 if (currPolicy == NS_POLICY_PROVIDER)
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196 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_PROVIDER");
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198 else if (currPolicy == NS_POLICY_CONSUMER)
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200 NS_LOG(DEBUG, "NSGetSubscriptionAccepter == NS_ACCEPTER_CONSUMER");
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201 NSSendConsumerSubResponse(NSCopyOCEntityHandlerRequest(entityHandlerRequest));
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204 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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206 else if (resourceType == NS_RESOURCE_SYNC)
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208 NS_LOG(DEBUG, "resourceType == NS_RESOURCE_SYNC");
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209 NSCacheElement * element = (NSCacheElement *) OICMalloc(sizeof(NSCacheElement));
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210 NS_VERIFY_NOT_NULL_V(element);
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211 NSCacheSubData * subData = (NSCacheSubData *) OICMalloc(sizeof(NSCacheSubData));
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214 NS_LOG(ERROR, "Memory assignment to subData failed");
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215 NSOICFree(element);
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219 OICStrcpy(subData->id, UUID_STRING_SIZE, id);
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220 NS_LOG_V(INFO_PRIVATE, "SubList ID = [%s]", subData->id);
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222 NS_LOG_V(INFO_PRIVATE, "Consumer Address: %s", entityHandlerRequest->devAddr.addr);
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224 subData->remote_syncObId = subData->syncObId = 0;
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225 bool isRemoteServer = false;
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227 #if (defined WITH_CLOUD)
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228 isRemoteServer = NSIsRemoteServerAddress(entityHandlerRequest->devAddr.addr);
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229 if (isRemoteServer)
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231 NS_LOG(DEBUG, "Requested by remote server");
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232 subData->remote_syncObId = entityHandlerRequest->obsInfo.obsId;
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233 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->remote_syncObId);
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237 if (!isRemoteServer)
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239 NS_LOG(DEBUG, "Requested by local consumer");
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240 subData->syncObId = entityHandlerRequest->obsInfo.obsId;
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241 NS_LOG_V(DEBUG, "SubList sync observation ID = [%d]", subData->syncObId);
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244 subData->isWhite = false;
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245 subData->messageObId = 0;
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246 subData->remote_messageObId = 0;
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248 element->data = (void*) subData;
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249 element->next = NULL;
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251 if (NS_OK != NSProviderStorageWrite(consumerSubList, element))
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253 NS_LOG(ERROR, "Fail to write cache");
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256 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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258 NSOICFree(copyReq);
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260 NS_LOG(DEBUG, "NSHandleSubscription - OUT");
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263 void NSHandleUnsubscription(OCEntityHandlerRequest *entityHandlerRequest)
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265 NS_LOG(DEBUG, "NSHandleUnsubscription - IN");
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267 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER_OBSERVE_ID;
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269 while (NSProviderStorageDelete(consumerSubList, (char *)
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270 &(entityHandlerRequest->obsInfo.obsId)) != NS_FAIL);
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272 consumerSubList->cacheType = NS_PROVIDER_CACHE_SUBSCRIBER;
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273 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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274 NS_LOG(DEBUG, "NSHandleUnsubscription - OUT");
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277 void NSAskAcceptanceToUser(OCEntityHandlerRequest *entityHandlerRequest)
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279 NS_LOG(DEBUG, "NSAskAcceptanceToUser - IN");
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281 NSPushQueue(CALLBACK_RESPONSE_SCHEDULER, TASK_CB_SUBSCRIPTION, entityHandlerRequest);
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283 NS_LOG(DEBUG, "NSAskAcceptanceToUser - OUT");
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286 NSResult NSSendResponse(const char * id, bool accepted)
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288 NS_LOG(DEBUG, "NSSendResponse - IN");
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290 OCRepPayload* payload = OCRepPayloadCreate();
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293 NS_LOG(ERROR, "fail to create playload");
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297 OCResourceHandle rHandle = NULL;
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298 if (NSPutMessageResource(NULL, &rHandle) != NS_OK)
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300 NS_LOG(ERROR, "Fail to put notification resource");
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304 OCRepPayloadSetUri(payload, NS_COLLECTION_MESSAGE_URI);
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305 (accepted) ? OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_ALLOW)
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306 : OCRepPayloadSetPropInt(payload, NS_ATTRIBUTE_MESSAGE_ID, NS_DENY);
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307 OCRepPayloadSetPropString(payload, NS_ATTRIBUTE_PROVIDER_ID, NSGetProviderInfo()->providerId);
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309 NSCacheElement * element = NSProviderStorageRead(consumerSubList, id);
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311 if (element == NULL)
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313 NS_LOG(ERROR, "element is NULL");
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317 NSCacheSubData * subData = (NSCacheSubData*) element->data;
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319 if (OCNotifyListOfObservers(rHandle, (OCObservationId*)&subData->messageObId, 1,
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320 payload, OC_LOW_QOS) != OC_STACK_OK)
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322 NS_LOG(ERROR, "fail to send Acceptance");
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323 OCRepPayloadDestroy(payload);
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328 OCRepPayloadDestroy(payload);
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329 NS_LOG(DEBUG, "NSSendResponse - OUT");
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333 NSResult NSSendConsumerSubResponse(OCEntityHandlerRequest * entityHandlerRequest)
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335 NS_LOG(DEBUG, "NSSendSubscriptionResponse - IN");
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337 if (!entityHandlerRequest)
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339 NS_LOG(ERROR, "Invalid request pointer");
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343 char * copyReq = OICStrdup(entityHandlerRequest->query);
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344 char * id = NSGetValueFromQuery(copyReq, NS_QUERY_CONSUMER_ID);
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348 NSOICFree(copyReq);
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349 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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350 NS_LOG(ERROR, "Invalid ConsumerID");
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354 NSCacheUpdateSubScriptionState(consumerSubList, id, true);
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355 NSSendResponse(id, true);
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356 NSOICFree(copyReq);
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357 NSFreeOCEntityHandlerRequest(entityHandlerRequest);
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358 NS_LOG(DEBUG, "NSSendSubscriptionResponse - OUT");
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363 void NSProviderMQSubscription(NSMQTopicAddress * topicAddr)
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365 char * serverUri = topicAddr->serverAddr;
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366 char * topicName = topicAddr->topicName;
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368 NS_LOG_V(DEBUG, "input Topic Name2 : %s", topicAddr->topicName);
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370 OCDevAddr * addr = NSChangeAddress(serverUri);
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371 OCCallbackData cbdata = { NULL, NULL, NULL };
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372 cbdata.cb = NSProviderGetMQResponseCB;
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373 cbdata.context = OICStrdup(topicName);
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374 cbdata.cd = NSOICFree;
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376 char requestUri[100] = "coap+tcp://";
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378 NS_LOG_V(DEBUG, "requestUri1 = %s", requestUri);
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379 OICStrcat(requestUri, strlen(requestUri)+strlen(serverUri)+1, serverUri);
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380 NS_LOG_V(DEBUG, "requestUri2 = %s", requestUri);
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381 OICStrcat(requestUri, strlen(requestUri)+ strlen("/oic/ps") + 1, "/oic/ps");
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382 NS_LOG_V(DEBUG, "requestUri3 = %s", requestUri);
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383 OCStackResult ret = OCDoResource(NULL, OC_REST_GET, requestUri, addr,
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384 NULL, CT_DEFAULT, OC_HIGH_QOS, &cbdata, NULL, 0);
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386 NSOCResultToSuccess(ret);
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388 NSOICFree(topicAddr->serverAddr);
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389 NSOICFree(topicAddr->topicName);
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390 NSOICFree(topicAddr);
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394 void * NSSubScriptionSchedule(void *ptr)
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398 NS_LOG(DEBUG, "Create NSSubScriptionSchedule");
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401 while (NSIsRunning[SUBSCRIPTION_SCHEDULER])
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403 sem_wait(&NSSemaphore[SUBSCRIPTION_SCHEDULER]);
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404 pthread_mutex_lock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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406 if (NSHeadMsg[SUBSCRIPTION_SCHEDULER] != NULL)
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408 NSTask *node = NSHeadMsg[SUBSCRIPTION_SCHEDULER];
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409 NSHeadMsg[SUBSCRIPTION_SCHEDULER] = node->nextTask;
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411 switch (node->taskType)
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413 case TASK_SEND_POLICY:
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414 NS_LOG(DEBUG, "CASE TASK_SEND_POLICY : ");
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415 NSSendAccessPolicyResponse((OCEntityHandlerRequest*) node->taskData);
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418 case TASK_RECV_SUBSCRIPTION:
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419 NS_LOG(DEBUG, "CASE TASK_RECV_SUBSCRIPTION : ");
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420 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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421 NS_RESOURCE_MESSAGE);
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424 case TASK_RECV_UNSUBSCRIPTION:
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425 NS_LOG(DEBUG, "CASE TASK_RECV_UNSUBSCRIPTION : ");
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426 NSHandleUnsubscription((OCEntityHandlerRequest*) node->taskData);
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429 case TASK_SEND_ALLOW:
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431 NS_LOG(DEBUG, "CASE TASK_SEND_ALLOW : ");
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432 char * consumerId = (char *) node->taskData;
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434 NSCacheUpdateSubScriptionState(consumerSubList, consumerId, true);
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435 NSSendResponse(consumerId, true);
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436 NSOICFree(consumerId);
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439 case TASK_SEND_DENY:
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441 NS_LOG(DEBUG, "CASE TASK_SEND_DENY : ");
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442 char * consumerId = (char *) node->taskData;
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444 NSCacheUpdateSubScriptionState(consumerSubList, consumerId, false);
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445 NSSendResponse(consumerId, false);
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446 NSOICFree(consumerId);
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450 case TASK_SYNC_SUBSCRIPTION:
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451 NS_LOG(DEBUG, "CASE TASK_SYNC_SUBSCRIPTION : ");
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452 NSHandleSubscription((OCEntityHandlerRequest*) node->taskData,
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456 case TASK_MQ_REQ_SUBSCRIBE:
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457 NS_LOG(DEBUG, "CASE TASK_MQ_REQ_SUBSCRIBE : ");
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458 NSProviderMQSubscription((NSMQTopicAddress*) node->taskData);
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468 pthread_mutex_unlock(&NSMutex[SUBSCRIPTION_SCHEDULER]);
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471 NS_LOG(INFO, "Destroy NSSubScriptionSchedule");
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