service/notification/src/provider/NSProviderInterface.c

   1 //******************************************************************\r
   2 //\r
   3 // Copyright 2016 Samsung Electronics All Rights Reserved.\r
   4 //\r
   5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\r
   6 //\r
   7 // Licensed under the Apache License, Version 2.0 (the "License");\r
   8 // you may not use this file except in compliance with the License.\r
   9 // You may obtain a copy of the License at\r
  10 //\r
  11 //      http://www.apache.org/licenses/LICENSE-2.0\r
  12 //\r
  13 // Unless required by applicable law or agreed to in writing, software\r
  14 // distributed under the License is distributed on an "AS IS" BASIS,\r
  15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16 // See the License for the specific language governing permissions and\r
  17 // limitations under the License.\r
  18 //\r
  19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\r
  20 \r
  21 #include "NSProviderInterface.h"\r
  22 #include "NSProviderScheduler.h"\r
  23 #include "NSProviderListener.h"\r
  24 #include "NSProviderSubscription.h"\r
  25 #include "NSProviderNotification.h"\r
  26 #include "NSStorageAdapter.h"\r
  27 #include "NSProviderMemoryCache.h"\r
  28 #include "oic_malloc.h"\r
  29 #include "oic_string.h"\r
  30 #include "cautilinterface.h"\r
  31 #include "NSProviderSystem.h"\r
  32 #include "oic_time.h"\r
  33 \r
  34 bool initProvider = false;\r
  35 static NSSubscribeRequestCallback g_subscribeRequestCb = NULL;\r
  36 static NSProviderSyncInfoCallback g_syncCb = NULL;\r
  37 \r
  38 pthread_mutex_t nsInitMutex;\r
  39 \r
  40 void initializeMutex()\r
  41 {\r
  42     static pthread_mutex_t initMutex = PTHREAD_MUTEX_INITIALIZER;\r
  43     nsInitMutex = initMutex;\r
  44 }\r
  45 \r
  46 void NSRegisterSubscribeRequestCb(NSSubscribeRequestCallback subscribeRequestCb)\r
  47 {\r
  48     NS_LOG(DEBUG, "NSRegisterSubscribeRequestCb - IN");\r
  49     g_subscribeRequestCb = subscribeRequestCb;\r
  50     NS_LOG(DEBUG, "NSRegisterSubscribeRequestCb - OUT");\r
  51 }\r
  52 \r
  53 void  NSRegisterSyncCb(NSProviderSyncInfoCallback syncCb)\r
  54 {\r
  55     NS_LOG(DEBUG, "NSRegisterSyncCb - IN");\r
  56     g_syncCb = syncCb;\r
  57     NS_LOG(DEBUG, "NSRegisterSyncCb - OUT");\r
  58 }\r
  59 \r
  60 void NSSubscribeRequestCb(NSConsumer *consumer)\r
  61 {\r
  62     NS_LOG(DEBUG, "NSSubscribeRequestCb - IN");\r
  63     g_subscribeRequestCb(consumer);\r
  64     NS_LOG(DEBUG, "NSSubscribeRequestCb - OUT");\r
  65 }\r
  66 \r
  67 void NSSyncCb(NSSyncInfo *sync)\r
  68 {\r
  69     NS_LOG(DEBUG, "NSSyncCb - IN");\r
  70     g_syncCb(sync);\r
  71     NS_LOG(DEBUG, "NSSyncCb - OUT");\r
  72 }\r
  73 \r
  74 NSResult NSStartProvider(NSAccessPolicy policy, NSSubscribeRequestCallback subscribeRequestCb,\r
  75         NSProviderSyncInfoCallback syncCb)\r
  76 {\r
  77     NS_LOG(DEBUG, "NSStartProvider - IN");\r
  78 \r
  79     initializeMutex();\r
  80 \r
  81     pthread_mutex_lock(&nsInitMutex);\r
  82 \r
  83     if (!initProvider)\r
  84     {\r
  85         NS_LOG(DEBUG, "Init Provider");\r
  86         initProvider = true;\r
  87         NSInitProviderInfo();\r
  88         NSSetSubscriptionAccessPolicy(policy);\r
  89         NSRegisterSubscribeRequestCb(subscribeRequestCb);\r
  90         NSRegisterSyncCb(syncCb);\r
  91         CARegisterNetworkMonitorHandler(NSProviderAdapterStateListener,\r
  92                 NSProviderConnectionStateListener);\r
  93 \r
  94         NSSetList();\r
  95         NSInitScheduler();\r
  96         NSStartScheduler();\r
  97 \r
  98         NSPushQueue(DISCOVERY_SCHEDULER, TASK_START_PRESENCE, NULL);\r
  99         NSPushQueue(DISCOVERY_SCHEDULER, TASK_REGISTER_RESOURCE, NULL);\r
 100     }\r
 101     else\r
 102     {\r
 103         NS_LOG(DEBUG, "Already started Notification Provider");\r
 104     }\r
 105     pthread_mutex_unlock(&nsInitMutex);\r
 106 \r
 107     NS_LOG(DEBUG, "NSStartProvider - OUT");\r
 108 \r
 109     return NS_OK;\r
 110 }\r
 111 \r
 112 void NSSetList()\r
 113 {\r
 114     NS_LOG(DEBUG, "NSSetList - IN");\r
 115     pthread_mutex_init(&NSCacheMutex, NULL);\r
 116     NSInitSubscriptionList();\r
 117     NSInitMessageList();\r
 118     NS_LOG(DEBUG, "NSSetList - OUT");\r
 119 }\r
 120 \r
 121 NSResult NSStopProvider()\r
 122 {\r
 123     NS_LOG(DEBUG, "NSStopProvider - IN");\r
 124 \r
 125     pthread_mutex_lock(&nsInitMutex);\r
 126 \r
 127     if(initProvider)\r
 128     {\r
 129         NSDeinitProviderInfo();\r
 130         NSUnRegisterResource();\r
 131         NSRegisterSubscribeRequestCb((NSSubscribeRequestCallback)NULL);\r
 132         NSRegisterSyncCb((NSProviderSyncInfoCallback)NULL);\r
 133         NSStopScheduler();\r
 134         NSStorageDestroy(consumerSubList);\r
 135         NSStorageDestroy(messageList);\r
 136 \r
 137         initProvider = false;\r
 138     }\r
 139 \r
 140     pthread_mutex_unlock(&nsInitMutex);\r
 141     NS_LOG(DEBUG, "NSStopProvider - OUT");\r
 142     return NS_OK;\r
 143 }\r
 144 \r
 145 NSResult NSSendMessage(NSMessage *msg)\r
 146 {\r
 147     NS_LOG(DEBUG, "NSSendNotification - IN");\r
 148 \r
 149     pthread_mutex_lock(&nsInitMutex);\r
 150 \r
 151     if(msg == NULL)\r
 152     {\r
 153         NS_LOG(ERROR, "Msg is NULL");\r
 154         pthread_mutex_unlock(&nsInitMutex);\r
 155         return NS_ERROR;\r
 156     }\r
 157 \r
 158     NSMessage * newMsg = NSDuplicateMessage(msg);\r
 159 \r
 160     OICStrcpy(newMsg->providerId, UUID_STRING_SIZE, NSGetProviderInfo()->providerId);\r
 161 \r
 162     NSPushQueue(NOTIFICATION_SCHEDULER, TASK_SEND_NOTIFICATION, newMsg);\r
 163 \r
 164     pthread_mutex_unlock(&nsInitMutex);\r
 165 \r
 166     NS_LOG(DEBUG, "NSSendNotification - OUT");\r
 167     return NS_OK;\r
 168 }\r
 169 \r
 170 NSResult NSProviderSendSyncInfo(uint64_t messageId, NSSyncType type)\r
 171 {\r
 172     NS_LOG(DEBUG, "NSProviderReadCheck - IN");\r
 173 \r
 174     pthread_mutex_lock(&nsInitMutex);\r
 175     NSSyncInfo * syncInfo = (NSSyncInfo *)OICMalloc(sizeof(NSSyncInfo));\r
 176     OICStrcpy(syncInfo->providerId, UUID_STRING_SIZE, NSGetProviderInfo()->providerId);\r
 177     syncInfo->messageId = messageId;\r
 178     syncInfo->state = type;\r
 179 \r
 180     NSPushQueue(NOTIFICATION_SCHEDULER, TASK_SEND_READ, syncInfo);\r
 181     pthread_mutex_unlock(&nsInitMutex);\r
 182 \r
 183     NS_LOG(DEBUG, "NSProviderReadCheck - OUT");\r
 184     return NS_OK;\r
 185 }\r
 186 \r
 187 NSResult NSAccept(NSConsumer *consumer, bool accepted)\r
 188 {\r
 189     NS_LOG(DEBUG, "NSAccept - IN");\r
 190 \r
 191     pthread_mutex_lock(&nsInitMutex);\r
 192 \r
 193     NSConsumer * newConsumer = NSDuplicateConsumer(consumer);\r
 194 \r
 195     if(accepted)\r
 196     {\r
 197         NS_LOG(DEBUG, "accepted is true - ALLOW");\r
 198         NSPushQueue(SUBSCRIPTION_SCHEDULER, TASK_SEND_ALLOW, newConsumer);\r
 199     }\r
 200     else\r
 201     {\r
 202         NS_LOG(DEBUG, "accepted is false - DENY");\r
 203         NSPushQueue(SUBSCRIPTION_SCHEDULER, TASK_SEND_DENY, newConsumer);\r
 204     }\r
 205 \r
 206     pthread_mutex_unlock(&nsInitMutex);\r
 207     NS_LOG(DEBUG, "NSAccept - OUT");\r
 208     return NS_OK;\r
 209 }\r
 210 \r
 211 void * NSInterfaceSchedule(void * ptr)\r
 212 {\r
 213     if (ptr == NULL)\r
 214     {\r
 215         NS_LOG(DEBUG, "Create NSReponseSchedule");\r
 216     }\r
 217 \r
 218     while (NSIsRunning[INTERFACE_SCHEDULER])\r
 219     {\r
 220         sem_wait(&NSSemaphore[INTERFACE_SCHEDULER]);\r
 221         pthread_mutex_lock(&NSMutex[INTERFACE_SCHEDULER]);\r
 222 \r
 223         if (NSHeadMsg[INTERFACE_SCHEDULER] != NULL)\r
 224         {\r
 225             NSTask *node = NSHeadMsg[INTERFACE_SCHEDULER];\r
 226             NSHeadMsg[INTERFACE_SCHEDULER] = node->nextTask;\r
 227 \r
 228             switch (node->taskType)\r
 229             {\r
 230                 case TASK_CB_SUBSCRIPTION:\r
 231                 {\r
 232                     NS_LOG(DEBUG, "CASE TASK_CB_SUBSCRIPTION : ");\r
 233 \r
 234                     OCEntityHandlerRequest * request = (OCEntityHandlerRequest*)node->taskData;\r
 235                     NSConsumer * consumer = (NSConsumer *)OICMalloc(sizeof(NSConsumer));\r
 236 \r
 237                     char * consumerId = NSGetValueFromQuery(request->query, NS_QUERY_CONSUMER_ID);\r
 238                     if(!consumerId)\r
 239                     {\r
 240                         NSFreeConsumer(consumer);\r
 241                         NS_LOG(ERROR, "Consumer ID NULL");\r
 242                         break;\r
 243                     }\r
 244 \r
 245                     OICStrcpy(consumer->consumerId, UUID_STRING_SIZE, consumerId);\r
 246                     OICFree(consumerId);\r
 247 \r
 248                     NSSubscribeRequestCb(consumer);\r
 249                     NSFreeConsumer(consumer);\r
 250                     NSFreeOCEntityHandlerRequest(request);\r
 251 \r
 252                     break;\r
 253                 }\r
 254                 case TASK_CB_SYNC:\r
 255                 {\r
 256                     NS_LOG(DEBUG, "CASE TASK_CB_SYNC : ");\r
 257                     NSSyncInfo * sync = (NSSyncInfo*)node->taskData;\r
 258                     NSSyncCb(NSDuplicateSync(sync));\r
 259                     NSFreeSync(sync);\r
 260                     break;\r
 261                 }\r
 262                 default:\r
 263                     NS_LOG(DEBUG, "No Task Type");\r
 264                     break;\r
 265             }\r
 266             OICFree(node);\r
 267         }\r
 268 \r
 269         pthread_mutex_unlock(&NSMutex[INTERFACE_SCHEDULER]);\r
 270 \r
 271     }\r
 272 \r
 273     NS_LOG(DEBUG, "Destroy NSResponseSchedule");\r
 274     return NULL;\r
 275 }\r
 276 \r