1 //******************************************************************
3 // Copyright 2016 Samsung Electronics All Rights Reserved.
5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
11 // http://www.apache.org/licenses/LICENSE-2.0
13 // Unless required by applicable law or agreed to in writing, software
14 // distributed under the License is distributed on an "AS IS" BASIS,
15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 // See the License for the specific language governing permissions and
17 // limitations under the License.
19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
21 #include "NSConstants.h"
22 #include "NSConsumerCommon.h"
23 #include "NSConsumerInternalTaskController.h"
24 #include "NSStructs.h"
26 #include "oic_malloc.h"
27 #include "oic_string.h"
29 NSCacheList ** NSGetMessageCacheList()
31 static NSCacheList * messageCache = NULL;
32 return & messageCache;
35 void NSSetMessageCacheList(NSCacheList * cache)
37 *(NSGetMessageCacheList()) = cache;
40 NSCacheList ** NSGetProviderCacheList()
42 static NSCacheList * providerCache = NULL;
43 return & providerCache;
46 void NSSetProviderCacheList(NSCacheList * cache)
48 *(NSGetProviderCacheList()) = cache;
51 void NSDestroyMessageCacheList()
53 NSCacheList * cache = *(NSGetMessageCacheList());
56 NSStorageDestroy(cache);
59 NSSetMessageCacheList(NULL);
62 void NSDestroyProviderCacheList()
64 NSCacheList * cache = *(NSGetProviderCacheList());
67 NSStorageDestroy(cache);
70 NSSetProviderCacheList(NULL);
73 NSMessage * NSMessageCacheFind(const char * messageId)
75 NS_VERIFY_NOT_NULL(messageId, NULL);
77 NSCacheList * MessageCache = *(NSGetMessageCacheList());
80 NS_LOG(DEBUG, "Message Cache Init");
81 MessageCache = NSStorageCreate();
82 NS_VERIFY_NOT_NULL(MessageCache, NULL);
84 MessageCache->cacheType = NS_CONSUMER_CACHE_MESSAGE;
85 NSSetMessageCacheList(MessageCache);
88 NSCacheElement * cacheElement = NSStorageRead(MessageCache, messageId);
89 NS_VERIFY_NOT_NULL(cacheElement, NULL);
91 return NSCopyMessage(((NSStoreMessage *) cacheElement->data)->msg);
94 NSProvider_internal * NSProviderCacheFind(const char * providerId)
96 NS_VERIFY_NOT_NULL(providerId, NULL);
98 NSCacheList * ProviderCache = *(NSGetProviderCacheList());
101 NS_LOG(DEBUG, "Provider Cache Init");
102 ProviderCache = NSStorageCreate();
103 NS_VERIFY_NOT_NULL(ProviderCache, NULL);
105 ProviderCache->cacheType = NS_CONSUMER_CACHE_PROVIDER;
106 NSSetProviderCacheList(ProviderCache);
109 NSCacheElement * cacheElement = NSStorageRead(ProviderCache, providerId);
110 NS_VERIFY_NOT_NULL(cacheElement, NULL);
112 return NSCopyProvider_internal((NSProvider_internal *) cacheElement->data);
115 NSProvider_internal * NSFindProviderFromAddr(OCDevAddr * addr)
117 NS_VERIFY_NOT_NULL(addr, NULL);
119 NSCacheList * ProviderCache = *(NSGetProviderCacheList());
122 NS_LOG(DEBUG, "Provider Cache does not intialized.");
126 NSCacheElement * cacheElement =
127 NSGetProviderFromAddr(ProviderCache, addr->addr, addr->port);
129 NS_VERIFY_NOT_NULL(cacheElement, NULL);
131 return NSCopyProvider_internal((NSProvider_internal *) cacheElement->data);
134 void NSRemoveCacheElementMessage(NSCacheElement * obj)
136 NSRemoveMessage(((NSStoreMessage *)obj->data)->msg);
137 NSOICFree(obj->data);
141 NSResult NSMessageCacheUpdate(NSMessage * msg, NSSyncType type)
143 NS_VERIFY_NOT_NULL(msg, NS_ERROR);
145 NSCacheList * MessageCache = *(NSGetMessageCacheList());
148 NS_LOG(DEBUG, "Message Cache Init");
149 MessageCache = NSStorageCreate();
150 NS_VERIFY_NOT_NULL(MessageCache, NS_ERROR);
152 MessageCache->cacheType = NS_CONSUMER_CACHE_MESSAGE;
153 NSSetMessageCacheList(MessageCache);
156 NSStoreMessage * sMsg = (NSStoreMessage *)OICMalloc(sizeof(NSStoreMessage));
157 NS_VERIFY_NOT_NULL(sMsg, NS_ERROR);
159 NSCacheElement * obj = (NSCacheElement *)OICMalloc(sizeof(NSCacheElement));
160 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING(obj, NS_ERROR, NSOICFree(sMsg));
163 sMsg->msg = NSCopyMessage(msg);
165 obj->data = (NSCacheData *) sMsg;
168 NS_LOG(DEBUG, "try to write to storage");
169 NSResult ret = NSStorageWrite(MessageCache, obj);
170 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING(ret == NS_OK ? (void *) 1 : NULL,
171 NS_ERROR, NSRemoveCacheElementMessage(obj));
173 NSRemoveCacheElementMessage(obj);
175 NS_LOG(DEBUG, "Update message done");
179 NSResult NSProviderCacheUpdate(NSProvider_internal * provider)
181 NSCacheList * ProviderCache = *(NSGetProviderCacheList());
184 NS_LOG(DEBUG, "Provider Cache Init");
185 ProviderCache = NSStorageCreate();
186 NS_VERIFY_NOT_NULL(ProviderCache, NS_ERROR);
188 ProviderCache->cacheType = NS_CONSUMER_CACHE_PROVIDER;
189 NSSetProviderCacheList(ProviderCache);
192 NS_VERIFY_NOT_NULL(provider, NS_ERROR);
194 NSCacheElement * obj = (NSCacheElement *)OICMalloc(sizeof(NSCacheElement));
195 NS_VERIFY_NOT_NULL(obj, NS_ERROR);
197 obj->data = (NSCacheData *) provider;
200 NS_LOG(DEBUG, "try to write to storage");
201 NSResult ret = NSStorageWrite(ProviderCache, obj);
202 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING(ret == NS_OK ? (void *) 1 : NULL,
203 NS_ERROR, NSOICFree(obj));
208 void NSCancelAllSubscription()
210 NSCacheList * ProviderCache = *(NSGetProviderCacheList());
213 NS_LOG(DEBUG, "Provider Cache Init");
214 ProviderCache = NSStorageCreate();
215 NS_VERIFY_NOT_NULL_V(ProviderCache);
217 ProviderCache->cacheType = NS_CONSUMER_CACHE_PROVIDER;
218 NSSetProviderCacheList(ProviderCache);
221 NSCacheElement * obj = NULL;
222 while ((obj = NSPopProviderCacheList(ProviderCache)))
224 NS_LOG(DEBUG, "build NSTask");
225 NSProvider * prov = NSCopyProvider((NSProvider_internal *) obj->data);
226 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING_V(prov,
227 NSRemoveProvider_internal((NSProvider_internal *) obj->data));
229 NSTask * task = NSMakeTask(TASK_CONSUMER_REQ_SUBSCRIBE_CANCEL, prov);
230 NS_VERIFY_NOT_NULL_V(task);
232 NSConsumerPushEvent(task);
236 void NSConsumerHandleProviderDiscovered(NSProvider_internal * provider)
238 NS_VERIFY_NOT_NULL_V(provider);
241 bool isSubscribing = false;
243 NSProvider_internal * providerCacheDataFromAddr
244 = NSFindProviderFromAddr(provider->connection->addr);
245 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING_V(
246 (providerCacheDataFromAddr == NULL) ? (void *)1 : NULL,
247 NSRemoveProvider_internal(providerCacheDataFromAddr));
249 NSProvider_internal * providerCacheData = NSProviderCacheFind(provider->providerId);
251 if (providerCacheData == NULL)
257 providerCacheData->accessPolicy = provider->accessPolicy;
258 NSProviderConnectionInfo * infos = providerCacheData->connection;
259 OCTransportAdapter newAdapter = provider->connection->addr->adapter;
262 isSubscribing |= infos->isSubscribing;
263 if (infos->addr->adapter == newAdapter && infos->isSubscribing == true)
265 NS_LOG_V(DEBUG, "This provider already discovered : %s:%d",
266 infos->addr->addr, infos->addr->port);
267 NS_LOG_V(DEBUG, "Subscription : %d", infos->isSubscribing);
274 NSResult ret = NSProviderCacheUpdate(provider);
275 NS_VERIFY_NOT_NULL_V(ret == NS_OK ? (void *) 1 : NULL);
277 if (isAdded == false)
279 NS_LOG(DEBUG, "New provider is discovered");
283 provider = providerCacheData;
284 NS_LOG(DEBUG, "provider's connection is updated.");
287 if (provider->accessPolicy == NS_SELECTION_CONSUMER && isSubscribing == false)
289 NS_LOG(DEBUG, "accepter is NS_ACCEPTER_CONSUMER, Callback to user");
290 NSProvider * providerForCb = NSCopyProvider(provider);
291 NSProviderChanged(providerForCb, NS_DISCOVERED);
295 NS_LOG(DEBUG, "accepter is NS_ACCEPTER_PROVIDER, request subscribe");
296 NSProvider_internal * subProvider = NSCopyProvider_internal(provider);
297 NSTask * task = NSMakeTask(TASK_CONSUMER_REQ_SUBSCRIBE, (void *) subProvider);
298 NS_VERIFY_NOT_NULL_V(task);
300 NSConsumerPushEvent(task);
303 NSRemoveProvider_internal(providerCacheData);
306 void NSConsumerHandleProviderDeleted(NSProvider_internal * provider)
308 NS_VERIFY_NOT_NULL_V(provider);
310 NSCacheList * providerCache = *(NSGetProviderCacheList());
311 NS_VERIFY_NOT_NULL_V(providerCache);
313 NSResult ret = NSStorageDelete(providerCache, provider->providerId);
314 NS_VERIFY_NOT_NULL_V(ret == NS_OK ? (void *)1 : NULL);
316 NS_LOG_V(DEBUG, "Stopped Provider : %s", provider->providerId);
317 NSProvider * providerForCb = NSCopyProvider(provider);
318 NSProviderChanged(providerForCb, NS_STOPPED);
321 void NSConsumerHandleSubscribeSucceed(NSProvider_internal * provider)
323 NS_VERIFY_NOT_NULL_V(provider);
325 NSCacheList * ProviderCache = *(NSGetProviderCacheList());
327 NSCacheElement * cacheElement = NSStorageRead(ProviderCache, provider->providerId);
328 NS_VERIFY_NOT_NULL_V(cacheElement);
329 NSProvider_internal * prov = (NSProvider_internal *)cacheElement->data;
330 NSProviderConnectionInfo *infos = prov->connection;
333 infos->isSubscribing = true;
338 void NSConsumerHandleRecvProviderChanged(NSMessage * msg)
340 NS_VERIFY_NOT_NULL_V(msg);
342 NS_LOG_V(DEBUG, "confirmed by : %s", msg->providerId);
343 NSProvider_internal * provider = NSProviderCacheFind(msg->providerId);
344 NS_VERIFY_NOT_NULL_V(provider);
346 NS_LOG(DEBUG, "call back to user");
347 NSProvider * prov = NSCopyProvider(provider);
348 NSProviderChanged(prov, (NSProviderState) msg->messageId);
349 NSRemoveProvider_internal(provider);
352 void NSConsumerHandleRecvMessage(NSMessage * msg)
354 NS_VERIFY_NOT_NULL_V(msg);
356 NSResult ret = NSMessageCacheUpdate(msg, NS_SYNC_UNREAD);
357 NS_VERIFY_NOT_NULL_V(ret == NS_OK ? (void *) 1 : NULL);
359 NSMessagePost((NSMessage *) msg);
362 void NSConsumerHandleRecvSyncInfo(NSSyncInfo * sync)
364 NS_VERIFY_NOT_NULL_V(sync);
366 char msgId[NS_DEVICE_ID_LENGTH] = { 0, };
367 snprintf(msgId, NS_DEVICE_ID_LENGTH, "%lld", (long long int)sync->messageId);
369 NSMessage * msg = NSMessageCacheFind(msgId);
370 NS_VERIFY_NOT_NULL_V(msg);
372 NSResult ret = NSMessageCacheUpdate(msg, sync->state);
373 NS_VERIFY_NOT_NULL_V(ret == NS_OK ? (void *) 1 : NULL);
374 NSRemoveMessage(msg);
376 NSNotificationSync(sync);
379 void NSConsumerHandleMakeSyncInfo(NSSyncInfo * sync)
381 NS_VERIFY_NOT_NULL_V(sync);
383 NSProvider_internal * provider = NSProviderCacheFind(sync->providerId);
384 NS_VERIFY_NOT_NULL_V (provider);
386 NSProviderConnectionInfo * connections = NSCopyProviderConnections(provider->connection);
387 NS_VERIFY_NOT_NULL_V (connections);
389 NSSyncInfo_internal * syncInfo = (NSSyncInfo_internal *)OICMalloc(sizeof(NSSyncInfo_internal));
390 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING_V(syncInfo, NSRemoveConnections(connections));
392 OICStrcpy(syncInfo->providerId, sizeof(char) * NS_DEVICE_ID_LENGTH, sync->providerId);
393 syncInfo->messageId = sync->messageId;
394 syncInfo->state = sync->state;
395 syncInfo->connection = connections;
397 NSTask * syncTask = NSMakeTask(TASK_SEND_SYNCINFO, (void *) syncInfo);
398 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING_V(syncTask, NSOICFree(syncInfo));
400 NSConsumerPushEvent(syncTask);
403 void NSConsumerHandleGetTopicUri(NSMessage * msg)
405 NS_VERIFY_NOT_NULL_V(msg);
407 NSProvider_internal * provider = NSProviderCacheFind(msg->providerId);
408 NS_VERIFY_NOT_NULL_V(provider);
410 NSTask * topicTask = NSMakeTask(TASK_CONSUMER_REQ_TOPIC_LIST, (void *) provider);
411 NS_VERIFY_NOT_NULL_WITH_POST_CLEANING_V(topicTask, NSRemoveProvider_internal(provider));
413 NSConsumerPushEvent(topicTask);
416 void NSConsumerHandleRecvTopicLL(NSProvider_internal * provider)
418 NS_VERIFY_NOT_NULL_V(provider);
420 NSRemoveConnections(provider->connection);
421 provider->connection = NULL;
423 NSResult ret = NSProviderCacheUpdate(provider);
424 NS_VERIFY_NOT_NULL_V(ret == NS_OK ? (void *) 1 : NULL);
426 NS_LOG(DEBUG, "call back to user");
427 NSProvider * prov = NSCopyProvider(provider);
428 NSProviderChanged((NSProvider *) prov, (NSProviderState) NS_TOPIC);
431 void NSConsumerInternalTaskProcessing(NSTask * task)
433 NS_VERIFY_NOT_NULL_V(task);
435 NS_LOG_V(DEBUG, "Receive Event : %d", (int)task->taskType);
436 switch (task->taskType)
438 case TASK_CONSUMER_SENT_REQ_OBSERVE:
440 NS_LOG(DEBUG, "Receive Subscribe succeed from provider.");
441 NSConsumerHandleSubscribeSucceed((NSProvider_internal *)task->taskData);
442 NSRemoveProvider_internal((NSProvider_internal *)task->taskData);
445 case TASK_CONSUMER_RECV_PROVIDER_CHANGED:
447 NS_LOG(DEBUG, "Receive Provider Changed");
448 NSConsumerHandleRecvProviderChanged((NSMessage *)task->taskData);
449 NSRemoveMessage((NSMessage *)task->taskData);
452 case TASK_CONSUMER_RECV_MESSAGE:
454 NS_LOG(DEBUG, "Receive New Notification");
455 NSConsumerHandleRecvMessage((NSMessage *)task->taskData);
456 NSRemoveMessage((NSMessage *)task->taskData);
459 case TASK_CONSUMER_PROVIDER_DISCOVERED:
461 NS_LOG(DEBUG, "Receive New Provider is discovered.");
462 NSConsumerHandleProviderDiscovered((NSProvider_internal *)task->taskData);
463 NSRemoveProvider_internal((NSProvider_internal *)task->taskData);
466 case TASK_RECV_SYNCINFO:
468 NS_LOG(DEBUG, "Receive SyncInfo.");
469 NSConsumerHandleRecvSyncInfo((NSSyncInfo *)task->taskData);
470 NSOICFree(task->taskData);
473 case TASK_MAKE_SYNCINFO:
475 NS_LOG(DEBUG, "Make SyncInfo, get Provider's Addr");
476 NSConsumerHandleMakeSyncInfo((NSSyncInfo *)task->taskData);
477 NSOICFree(task->taskData);
480 case TASK_CONSUMER_REQ_TOPIC_URI:
482 NS_LOG(DEBUG, "Request Topic Uri");
483 NSConsumerHandleGetTopicUri((NSMessage *)task->taskData);
484 NSRemoveMessage((NSMessage *)task->taskData);
487 case TASK_CONSUMER_RECV_TOPIC_LIST:
489 NS_LOG(DEBUG, "Receive Topic List");
490 NSConsumerHandleRecvTopicLL((NSProvider_internal *)task->taskData);
491 NSRemoveProvider_internal((NSProvider_internal *)task->taskData);
494 case TASK_CONSUMER_REQ_SUBSCRIBE_CANCEL:
496 NS_LOG(DEBUG, "Make Subscribe cancel from provider.");
497 NSConsumerHandleProviderDeleted((NSProvider_internal *)task->taskData);
498 NSRemoveProvider_internal((NSProvider_internal *)task->taskData);
503 NS_LOG(ERROR, "Unknown TASK Type");