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 "NSProviderCallbackResponse.h"\r
  27 #include "NSStorageAdapter.h"\r
  28 #include "NSProviderMemoryCache.h"\r
  29 #include "oic_malloc.h"\r
  30 #include "oic_string.h"\r
  31 #include "cautilinterface.h"\r
  32 #include "NSProviderSystem.h"\r
  33 #include "oic_time.h"\r
  34 \r
  35 bool initProvider = false;\r
  36 \r
  37 pthread_mutex_t nsInitMutex;\r
  38 \r
  39 void initializeMutex()\r
  40 {\r
  41     static pthread_mutex_t initMutex = PTHREAD_MUTEX_INITIALIZER;\r
  42     nsInitMutex = initMutex;\r
  43 }\r
  44 \r
  45 NSResult NSStartProvider(NSAccessPolicy policy, NSSubscribeRequestCallback subscribeRequestCb,\r
  46         NSProviderSyncInfoCallback syncCb)\r
  47 {\r
  48     NS_LOG(DEBUG, "NSStartProvider - IN");\r
  49 \r
  50     initializeMutex();\r
  51 \r
  52     pthread_mutex_lock(&nsInitMutex);\r
  53 \r
  54     if (!initProvider)\r
  55     {\r
  56         NS_LOG(DEBUG, "Init Provider");\r
  57         initProvider = true;\r
  58         NSInitProviderInfo();\r
  59         NSSetSubscriptionAccessPolicy(policy);\r
  60         NSRegisterSubscribeRequestCb(subscribeRequestCb);\r
  61         NSRegisterSyncCb(syncCb);\r
  62         CARegisterNetworkMonitorHandler((CAAdapterStateChangedCB)NSProviderAdapterStateListener,\r
  63                 (CAConnectionStateChangedCB)NSProviderConnectionStateListener);\r
  64 \r
  65         NSSetList();\r
  66         NSInitScheduler();\r
  67         NSStartScheduler();\r
  68 \r
  69         NSPushQueue(DISCOVERY_SCHEDULER, TASK_START_PRESENCE, NULL);\r
  70         NSPushQueue(DISCOVERY_SCHEDULER, TASK_REGISTER_RESOURCE, NULL);\r
  71     }\r
  72     else\r
  73     {\r
  74         NS_LOG(DEBUG, "Already started Notification Provider");\r
  75     }\r
  76     pthread_mutex_unlock(&nsInitMutex);\r
  77 \r
  78     NS_LOG(DEBUG, "NSStartProvider - OUT");\r
  79     return NS_OK;\r
  80 }\r
  81 \r
  82 void NSSetList()\r
  83 {\r
  84     NS_LOG(DEBUG, "NSSetList - IN");\r
  85 \r
  86     pthread_mutexattr_init(&NSCacheMutexAttr);\r
  87     int pthreadResult = pthread_mutexattr_settype(&NSCacheMutexAttr, PTHREAD_MUTEX_RECURSIVE);\r
  88     pthread_mutex_init(&NSCacheMutex, &NSCacheMutexAttr);\r
  89 \r
  90     NSInitSubscriptionList();\r
  91     NSInitMessageList();\r
  92     NS_LOG(DEBUG, "NSSetList - OUT");\r
  93 }\r
  94 \r
  95 void NSDestroyList()\r
  96 {\r
  97     NSStorageDestroy(consumerSubList);\r
  98     NSStorageDestroy(messageList);\r
  99 \r
 100     pthread_mutex_destroy(&NSCacheMutex);\r
 101     pthread_mutexattr_destroy(&NSCacheMutexAttr);\r
 102 }\r
 103 \r
 104 NSResult NSStopProvider()\r
 105 {\r
 106     NS_LOG(DEBUG, "NSStopProvider - IN");\r
 107     pthread_mutex_lock(&nsInitMutex);\r
 108 \r
 109     if(initProvider)\r
 110     {\r
 111         NSDeinitProviderInfo();\r
 112         NSUnRegisterResource();\r
 113         NSRegisterSubscribeRequestCb((NSSubscribeRequestCallback)NULL);\r
 114         NSRegisterSyncCb((NSProviderSyncInfoCallback)NULL);\r
 115         NSStopScheduler();\r
 116         NSDestroyList();\r
 117 \r
 118         initProvider = false;\r
 119     }\r
 120 \r
 121     pthread_mutex_unlock(&nsInitMutex);\r
 122     NS_LOG(DEBUG, "NSStopProvider - OUT");\r
 123     return NS_OK;\r
 124 }\r
 125 \r
 126 NSResult NSProviderEnableRemoteService(char *serverAddress)\r
 127 {\r
 128     NS_LOG(DEBUG, "NSProviderEnableRemoteService - IN");\r
 129     pthread_mutex_lock(&nsInitMutex);\r
 130  \r
 131     if(!initProvider)\r
 132     {\r
 133         NS_LOG(DEBUG, "Provider service has not been started yet");\r
 134         pthread_mutex_unlock(&nsInitMutex);\r
 135         return NS_FAIL;\r
 136     }\r
 137 \r
 138     NS_LOG_V(DEBUG, "Remote server address: %s", serverAddress);\r
 139     NSPushQueue(DISCOVERY_SCHEDULER, TASK_PUBLISH_RESOURCE, serverAddress);\r
 140 \r
 141     pthread_mutex_unlock(&nsInitMutex);\r
 142     NS_LOG(DEBUG, "NSProviderEnableRemoteService - OUT");\r
 143     return NS_OK;\r
 144 }\r
 145 \r
 146 NSResult NSProviderDisableRemoteService(char *serverAddress)\r
 147 {\r
 148     NS_LOG(DEBUG, "NSProviderDisableRemoteService - IN");\r
 149     pthread_mutex_lock(&nsInitMutex);\r
 150 \r
 151     if(!initProvider)\r
 152     {\r
 153         NS_LOG(DEBUG, "Provider service has not been started yet");\r
 154         return NS_FAIL;\r
 155     }\r
 156     NS_LOG_V(DEBUG, "Remote server address: %s", serverAddress);\r
 157 \r
 158     pthread_mutex_unlock(&nsInitMutex);\r
 159     NS_LOG(DEBUG, "NSProviderDisableRemoteService - OUT");\r
 160     return NS_OK;\r
 161 }\r
 162 \r
 163 NSResult NSSendMessage(NSMessage *msg)\r
 164 {\r
 165     NS_LOG(DEBUG, "NSSendNotification - IN");\r
 166 \r
 167     pthread_mutex_lock(&nsInitMutex);\r
 168 \r
 169     if(msg == NULL)\r
 170     {\r
 171         NS_LOG(ERROR, "Msg is NULL");\r
 172         pthread_mutex_unlock(&nsInitMutex);\r
 173         return NS_ERROR;\r
 174     }\r
 175 \r
 176     NSMessage * newMsg = NSDuplicateMessage(msg);\r
 177     NSPushQueue(NOTIFICATION_SCHEDULER, TASK_SEND_NOTIFICATION, newMsg);\r
 178 \r
 179     pthread_mutex_unlock(&nsInitMutex);\r
 180 \r
 181     NS_LOG(DEBUG, "NSSendNotification - OUT");\r
 182     return NS_OK;\r
 183 }\r
 184 \r
 185 NSResult NSProviderSendSyncInfo(uint64_t messageId, NSSyncType type)\r
 186 {\r
 187     NS_LOG(DEBUG, "NSProviderReadCheck - IN");\r
 188     pthread_mutex_lock(&nsInitMutex);\r
 189 \r
 190     NSSyncInfo * syncInfo = (NSSyncInfo *)OICMalloc(sizeof(NSSyncInfo));\r
 191     OICStrcpy(syncInfo->providerId, UUID_STRING_SIZE, NSGetProviderInfo()->providerId);\r
 192     syncInfo->messageId = messageId;\r
 193     syncInfo->state = type;\r
 194     NSPushQueue(NOTIFICATION_SCHEDULER, TASK_SEND_READ, syncInfo);\r
 195 \r
 196     pthread_mutex_unlock(&nsInitMutex);\r
 197     NS_LOG(DEBUG, "NSProviderReadCheck - OUT");\r
 198     return NS_OK;\r
 199 }\r
 200 \r
 201 NSResult NSAcceptSubscription(NSConsumer *consumer, bool accepted)\r
 202 {\r
 203     NS_LOG(DEBUG, "NSAccept - IN");\r
 204 \r
 205     pthread_mutex_lock(&nsInitMutex);\r
 206 \r
 207     NSConsumer * newConsumer = NSDuplicateConsumer(consumer);\r
 208 \r
 209     if(accepted)\r
 210     {\r
 211         NS_LOG(DEBUG, "accepted is true - ALLOW");\r
 212         NSPushQueue(SUBSCRIPTION_SCHEDULER, TASK_SEND_ALLOW, newConsumer);\r
 213     }\r
 214     else\r
 215     {\r
 216         NS_LOG(DEBUG, "accepted is false - DENY");\r
 217         NSPushQueue(SUBSCRIPTION_SCHEDULER, TASK_SEND_DENY, newConsumer);\r
 218     }\r
 219 \r
 220     pthread_mutex_unlock(&nsInitMutex);\r
 221     NS_LOG(DEBUG, "NSAccept - OUT");\r
 222     return NS_OK;\r
 223 }\r
 224 \r
 225 NSMessage * NSCreateMessage()\r
 226 {\r
 227     NS_LOG(DEBUG, "NSCreateMessage - IN");\r
 228     pthread_mutex_lock(&nsInitMutex);\r
 229 \r
 230     NSMessage * msg = NSInitializeMessage();\r
 231     OICStrcpy(msg->providerId, UUID_STRING_SIZE, NSGetProviderInfo()->providerId);\r
 232 \r
 233     pthread_mutex_unlock(&nsInitMutex);\r
 234     NS_LOG(DEBUG, "NSCreateMessage - OUT");\r
 235     return msg;\r
 236 }\r