1 /* ****************************************************************
3 * Copyright 2014 Samsung Electronics All Rights Reserved.
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 ******************************************************************/
20 #include "caipadapter.h"
27 #include "caipinterface.h"
28 #include "caqueueingthread.h"
29 #include "caadapterutils.h"
31 #include "caadapternetdtls.h"
34 #include "uarraylist.h"
35 #include "caremotehandler.h"
37 #include "oic_malloc.h"
38 #include "oic_string.h"
41 * Logging tag for module name.
47 * Holds inter thread ip data information.
51 CAEndpoint_t *remoteEndpoint;
58 * Queue handle for Send Data.
60 static CAQueueingThread_t *g_sendQueueHandle = NULL;
64 * Network Packet Received Callback to CA.
66 static CANetworkPacketReceivedCallback g_networkPacketCallback = NULL;
69 * Network Changed Callback to CA.
71 static CANetworkChangeCallback g_networkChangeCallback = NULL;
74 * error Callback to CA adapter.
76 static CAErrorHandleCallback g_errorCallback = NULL;
78 static void CAIPPacketReceivedCB(const CAEndpoint_t *endpoint,
79 const void *data, uint32_t dataLength);
81 static void CAIPPacketSendCB(CAEndpoint_t *endpoint,
82 const void *data, uint32_t dataLength);
87 static CAResult_t CAIPInitializeQueueHandles();
89 static void CAIPDeinitializeQueueHandles();
91 static void CAIPSendDataThread(void *threadData);
93 static CAIPData *CACreateIPData(const CAEndpoint_t *remoteEndpoint,
94 const void *data, uint32_t dataLength,
96 void CAFreeIPData(CAIPData *ipData);
98 static void CADataDestroyer(void *data, uint32_t size);
100 CAResult_t CAIPInitializeQueueHandles()
102 OIC_LOG(DEBUG, TAG, "IN");
104 // Check if the message queue is already initialized
105 if (g_sendQueueHandle)
107 OIC_LOG(DEBUG, TAG, "send queue handle is already initialized!");
111 // Create send message queue
112 g_sendQueueHandle = OICMalloc(sizeof(CAQueueingThread_t));
113 if (!g_sendQueueHandle)
115 OIC_LOG(ERROR, TAG, "Memory allocation failed!");
116 return CA_MEMORY_ALLOC_FAILED;
119 if (CA_STATUS_OK != CAQueueingThreadInitialize(g_sendQueueHandle,
120 (const ca_thread_pool_t)caglobals.ip.threadpool,
121 CAIPSendDataThread, CADataDestroyer))
123 OIC_LOG(ERROR, TAG, "Failed to Initialize send queue thread");
124 OICFree(g_sendQueueHandle);
125 g_sendQueueHandle = NULL;
126 return CA_STATUS_FAILED;
129 OIC_LOG(DEBUG, TAG, "OUT");
133 void CAIPDeinitializeQueueHandles()
135 OIC_LOG(DEBUG, TAG, "IN");
137 CAQueueingThreadDestroy(g_sendQueueHandle);
138 OICFree(g_sendQueueHandle);
139 g_sendQueueHandle = NULL;
141 OIC_LOG(DEBUG, TAG, "OUT");
144 #endif // SINGLE_THREAD
146 void CAIPConnectionStateCB(const char *ipAddress, CANetworkStatus_t status)
148 OIC_LOG(DEBUG, TAG, "IN");
152 static void CAIPPacketSendCB(CAEndpoint_t *endpoint, const void *data, uint32_t dataLength)
154 OIC_LOG(DEBUG, TAG, "IN");
156 VERIFY_NON_NULL_VOID(endpoint, TAG, "endpoint is NULL");
157 VERIFY_NON_NULL_VOID(data, TAG, "data is NULL");
159 CAIPSendData(endpoint, data, dataLength, false);
161 OIC_LOG(DEBUG, TAG, "OUT");
165 void CAIPPacketReceivedCB(const CAEndpoint_t *endpoint, const void *data,
168 OIC_LOG(DEBUG, TAG, "IN");
170 VERIFY_NON_NULL_VOID(endpoint, TAG, "ipAddress is NULL");
171 VERIFY_NON_NULL_VOID(data, TAG, "data is NULL");
173 OIC_LOG_V(DEBUG, TAG, "Address: %s, port:%d", endpoint->addr, endpoint->port);
175 if (g_networkPacketCallback)
177 g_networkPacketCallback(endpoint, data, dataLength);
179 OIC_LOG(DEBUG, TAG, "OUT");
182 void CAIPErrorHandler (const CAEndpoint_t *endpoint, const void *data,
183 uint32_t dataLength, CAResult_t result)
185 OIC_LOG(DEBUG, TAG, "IN");
187 VERIFY_NON_NULL_VOID(endpoint, TAG, "endpoint is NULL");
189 VERIFY_NON_NULL_VOID(data, TAG, "data is NULL");
191 void *buf = (void*)OICMalloc(sizeof(char) * dataLength);
194 OIC_LOG(ERROR, TAG, "Memory Allocation failed!");
197 memcpy(buf, data, dataLength);
200 g_errorCallback(endpoint, buf, dataLength, result);
207 OIC_LOG(DEBUG, TAG, "OUT");
210 static void CAInitializeIPGlobals()
212 caglobals.ip.u6.fd = -1;
213 caglobals.ip.u6s.fd = -1;
214 caglobals.ip.u4.fd = -1;
215 caglobals.ip.u4s.fd = -1;
216 caglobals.ip.m6.fd = -1;
217 caglobals.ip.m6s.fd = -1;
218 caglobals.ip.m4.fd = -1;
219 caglobals.ip.m4s.fd = -1;
220 caglobals.ip.u6.port = 0;
221 caglobals.ip.u6s.port = 0;
222 caglobals.ip.u4.port = 0;
223 caglobals.ip.u4s.port = 0;
224 caglobals.ip.m6.port = CA_COAP;
225 caglobals.ip.m6s.port = CA_SECURE_COAP;
226 caglobals.ip.m4.port = CA_COAP;
227 caglobals.ip.m4s.port = CA_SECURE_COAP;
229 CATransportFlags_t flags = 0;
230 if (caglobals.client)
232 flags |= caglobals.clientFlags;
234 if (caglobals.server)
236 flags |= caglobals.serverFlags;
238 caglobals.ip.ipv6enabled = flags & CA_IPV6;
239 caglobals.ip.ipv4enabled = flags & CA_IPV4;
242 CAResult_t CAInitializeIP(CARegisterConnectivityCallback registerCallback,
243 CANetworkPacketReceivedCallback networkPacketCallback,
244 CANetworkChangeCallback netCallback,
245 CAErrorHandleCallback errorCallback, ca_thread_pool_t handle)
247 OIC_LOG(DEBUG, TAG, "IN");
248 VERIFY_NON_NULL(registerCallback, TAG, "registerCallback");
249 VERIFY_NON_NULL(networkPacketCallback, TAG, "networkPacketCallback");
250 VERIFY_NON_NULL(netCallback, TAG, "netCallback");
251 #ifndef SINGLE_THREAD
252 VERIFY_NON_NULL(handle, TAG, "thread pool handle");
255 g_networkChangeCallback = netCallback;
256 g_networkPacketCallback = networkPacketCallback;
257 g_errorCallback = errorCallback;
259 CAInitializeIPGlobals();
260 caglobals.ip.threadpool = handle;
262 CAIPSetPacketReceiveCallback(CAIPPacketReceivedCB);
264 CAAdapterNetDtlsInit();
266 CADTLSSetAdapterCallbacks(CAIPPacketReceivedCB, CAIPPacketSendCB, 0);
269 CAConnectivityHandler_t ipHandler;
270 ipHandler.startAdapter = CAStartIP;
271 ipHandler.startListenServer = CAStartIPListeningServer;
272 ipHandler.startDiscoveryServer = CAStartIPDiscoveryServer;
273 ipHandler.sendData = CASendIPUnicastData;
274 ipHandler.sendDataToAll = CASendIPMulticastData;
275 ipHandler.GetnetInfo = CAGetIPInterfaceInformation;
276 ipHandler.readData = CAReadIPData;
277 ipHandler.stopAdapter = CAStopIP;
278 ipHandler.terminate = CATerminateIP;
279 registerCallback(ipHandler, CA_ADAPTER_IP);
281 OIC_LOG(INFO, TAG, "OUT IntializeIP is Success");
285 CAResult_t CAStartIP()
287 OIC_LOG(DEBUG, TAG, "IN");
290 uint16_t unicastPort = 55555;
291 // Address is hardcoded as we are using Single Interface
292 CAResult_t ret = CAIPStartServer();
293 if (CA_STATUS_OK != ret)
295 OIC_LOG_V(DEBUG, TAG, "CAIPStartServer failed[%d]", ret);
299 if (CA_STATUS_OK != CAIPInitializeQueueHandles())
301 OIC_LOG(ERROR, TAG, "Failed to Initialize Queue Handle");
303 return CA_STATUS_FAILED;
306 // Start send queue thread
307 if (CA_STATUS_OK != CAQueueingThreadStart(g_sendQueueHandle))
309 OIC_LOG(ERROR, TAG, "Failed to Start Send Data Thread");
310 return CA_STATUS_FAILED;
313 CAResult_t ret = CAIPStartServer((const ca_thread_pool_t)caglobals.ip.threadpool);
314 if (CA_STATUS_OK != ret)
316 OIC_LOG_V(ERROR, TAG, "Failed to start server![%d]", ret);
322 OIC_LOG(DEBUG, TAG, "OUT");
326 CAResult_t CAStartIPListeningServer()
328 OIC_LOG(DEBUG, TAG, "IN");
330 OIC_LOG(DEBUG, TAG, "OUT");
334 CAResult_t CAStartIPDiscoveryServer()
336 OIC_LOG(DEBUG, TAG, "IN");
337 return CAStartIPListeningServer();
340 static int32_t CAQueueIPData(bool isMulticast, const CAEndpoint_t *endpoint,
341 const void *data, uint32_t dataLength)
343 OIC_LOG(DEBUG, TAG, "IN");
345 VERIFY_NON_NULL_RET(endpoint, TAG, "remoteEndpoint", -1);
346 VERIFY_NON_NULL_RET(data, TAG, "data", -1);
350 OIC_LOG(ERROR, TAG, "Invalid Data Length");
356 CAIPSendData(endpoint, data, dataLength, isMulticast);
361 VERIFY_NON_NULL_RET(g_sendQueueHandle, TAG, "sendQueueHandle", -1);
362 // Create IPData to add to queue
363 CAIPData *ipData = CACreateIPData(endpoint, data, dataLength, isMulticast);
366 OIC_LOG(ERROR, TAG, "Failed to create ipData!");
369 // Add message to send queue
370 CAQueueingThreadAddData(g_sendQueueHandle, ipData, sizeof(CAIPData));
372 OIC_LOG(DEBUG, TAG, "OUT");
375 #endif // SINGLE_THREAD
378 int32_t CASendIPUnicastData(const CAEndpoint_t *endpoint,
379 const void *data, uint32_t dataLength)
381 OIC_LOG(DEBUG, TAG, "IN");
382 return CAQueueIPData(false, endpoint, data, dataLength);
385 int32_t CASendIPMulticastData(const CAEndpoint_t *endpoint, const void *data, uint32_t dataLength)
387 OIC_LOG(DEBUG, TAG, "IN");
388 return CAQueueIPData(true, endpoint, data, dataLength);
391 CAResult_t CAReadIPData()
393 OIC_LOG(DEBUG, TAG, "IN");
395 OIC_LOG(DEBUG, TAG, "OUT");
399 CAResult_t CAStopIP()
401 OIC_LOG(DEBUG, TAG, "IN");
404 CAAdapterNetDtlsDeInit();
407 #ifndef SINGLE_THREAD
408 if (g_sendQueueHandle && g_sendQueueHandle->threadMutex)
410 CAQueueingThreadStop(g_sendQueueHandle);
413 CAIPDeinitializeQueueHandles();
418 OIC_LOG(DEBUG, TAG, "OUT");
424 OIC_LOG(DEBUG, TAG, "IN");
427 CADTLSSetAdapterCallbacks(NULL, NULL, 0);
430 CAIPSetPacketReceiveCallback(NULL);
432 #ifndef SINGLE_THREAD
433 CAIPDeinitializeQueueHandles();
436 OIC_LOG(DEBUG, TAG, "OUT");
439 #ifndef SINGLE_THREAD
441 void CAIPSendDataThread(void *threadData)
443 OIC_LOG(DEBUG, TAG, "IN");
445 CAIPData *ipData = (CAIPData *) threadData;
448 OIC_LOG(DEBUG, TAG, "Invalid ip data!");
452 if (ipData->isMulticast)
454 //Processing for sending multicast
455 OIC_LOG(DEBUG, TAG, "Send Multicast Data is called");
456 CAIPSendData(ipData->remoteEndpoint, ipData->data, ipData->dataLen, true);
460 //Processing for sending unicast
462 if (ipData->remoteEndpoint->flags & CA_SECURE)
464 OIC_LOG(DEBUG, TAG, "CAAdapterNetDtlsEncrypt called!");
465 CAResult_t result = CAAdapterNetDtlsEncrypt(ipData->remoteEndpoint,
466 ipData->data, ipData->dataLen);
467 if (CA_STATUS_OK != result)
469 OIC_LOG(ERROR, TAG, "CAAdapterNetDtlsEncrypt failed!");
471 OIC_LOG_V(DEBUG, TAG,
472 "CAAdapterNetDtlsEncrypt returned with result[%d]", result);
476 OIC_LOG(DEBUG, TAG, "Send Unicast Data is called");
477 CAIPSendData(ipData->remoteEndpoint, ipData->data, ipData->dataLen, false);
480 CAIPSendData(ipData->remoteEndpoint, ipData->data, ipData->dataLen, false);
484 OIC_LOG(DEBUG, TAG, "OUT");
489 #ifndef SINGLE_THREAD
491 CAIPData *CACreateIPData(const CAEndpoint_t *remoteEndpoint, const void *data,
492 uint32_t dataLength, bool isMulticast)
494 VERIFY_NON_NULL_RET(data, TAG, "IPData is NULL", NULL);
496 CAIPData *ipData = (CAIPData *) OICMalloc(sizeof(CAIPData));
499 OIC_LOG(ERROR, TAG, "Memory allocation failed!");
503 ipData->remoteEndpoint = CACloneEndpoint(remoteEndpoint);
504 ipData->data = (void *) OICMalloc(dataLength);
507 OIC_LOG(ERROR, TAG, "Memory allocation failed!");
508 CAFreeIPData(ipData);
512 memcpy(ipData->data, data, dataLength);
513 ipData->dataLen = dataLength;
515 ipData->isMulticast = isMulticast;
520 void CAFreeIPData(CAIPData *ipData)
522 VERIFY_NON_NULL_VOID(ipData, TAG, "ipData is NULL");
524 CAFreeEndpoint(ipData->remoteEndpoint);
525 OICFree(ipData->data);
529 void CADataDestroyer(void *data, uint32_t size)
531 CAIPData *etdata = (CAIPData *) data;
533 CAFreeIPData(etdata);
536 #endif // SINGLE_THREAD