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 ******************************************************************/
26 #include "cainterface.h"
27 #include "camessagehandler.h"
28 #include "caremotehandler.h"
29 #include "caprotocolmessage.h"
31 #include "config.h" /* for coap protocol */
32 #include "oic_malloc.h"
33 #include "canetworkconfigurator.h"
34 #include "caadapterutils.h"
35 #include "cainterfacecontroller.h"
36 #include "caretransmission.h"
39 #include "cablockwisetransfer.h"
44 #include "cathreadpool.h" /* for thread pool */
45 #include "caqueueingthread.h"
48 #define MAX_THREAD_POOL_SIZE 20
51 static ca_thread_pool_t g_threadPoolHandle = NULL;
53 // message handler main thread
54 static CAQueueingThread_t g_sendThread;
55 static CAQueueingThread_t g_receiveThread;
58 #define CA_MAX_RT_ARRAY_SIZE 3
59 #endif // SINGLE_THREAD
61 #define TAG "OIC_CA_MSG_HANDLE"
63 static CARetransmission_t g_retransmissionContext;
66 static CARequestCallback g_requestHandler = NULL;
67 static CAResponseCallback g_responseHandler = NULL;
68 static CAErrorCallback g_errorHandler = NULL;
69 static CANetworkMonitorCallback g_nwMonitorHandler = NULL;
71 static void CAErrorHandler(const CAEndpoint_t *endpoint,
72 const void *data, uint32_t dataLen,
75 static CAData_t* CAGenerateHandlerData(const CAEndpoint_t *endpoint,
76 const CARemoteId_t *identity,
77 const void *data, CADataType_t dataType);
79 static void CASendErrorInfo(const CAEndpoint_t *endpoint, const CAInfo_t *info,
83 static void CAProcessReceivedData(CAData_t *data);
85 static void CADestroyData(void *data, uint32_t size);
86 static void CALogPayloadInfo(CAInfo_t *info);
87 static bool CADropSecondMessage(CAHistory_t *history, const CAEndpoint_t *endpoint, uint16_t id,
88 CAToken_t token, uint8_t tokenLength);
91 void CAAddDataToSendThread(CAData_t *data)
93 VERIFY_NON_NULL_VOID(data, TAG, "data");
96 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
99 void CAAddDataToReceiveThread(CAData_t *data)
101 VERIFY_NON_NULL_VOID(data, TAG, "data");
104 CAQueueingThreadAddData(&g_receiveThread, data, sizeof(CAData_t));
108 static bool CAIsSelectedNetworkAvailable()
110 u_arraylist_t *list = CAGetSelectedNetworkList();
111 if (!list || u_arraylist_length(list) == 0)
113 OIC_LOG(ERROR, TAG, "No selected network");
120 static CAData_t* CAGenerateHandlerData(const CAEndpoint_t *endpoint,
121 const CARemoteId_t *identity,
122 const void *data, CADataType_t dataType)
124 OIC_LOG(DEBUG, TAG, "CAGenerateHandlerData IN");
125 CAInfo_t *info = NULL;
126 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
129 OIC_LOG(ERROR, TAG, "memory allocation failed");
133 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
136 OIC_LOG(ERROR, TAG, "endpoint clone failed");
141 OIC_LOG_V(DEBUG, TAG, "address : %s", ep->addr);
144 if(CA_RESPONSE_DATA == dataType)
146 CAResponseInfo_t* resInfo = (CAResponseInfo_t*)OICCalloc(1, sizeof(CAResponseInfo_t));
149 OIC_LOG(ERROR, TAG, "memory allocation failed");
155 result = CAGetResponseInfoFromPDU(data, resInfo, endpoint);
156 if (CA_STATUS_OK != result)
158 OIC_LOG(ERROR, TAG, "CAGetResponseInfoFromPDU Failed");
160 CADestroyResponseInfoInternal(resInfo);
164 cadata->responseInfo = resInfo;
165 info = &resInfo->info;
168 info->identity = *identity;
170 OIC_LOG(DEBUG, TAG, "Response Info :");
171 CALogPayloadInfo(info);
173 else if (CA_REQUEST_DATA == dataType)
175 CARequestInfo_t* reqInfo = (CARequestInfo_t*)OICCalloc(1, sizeof(CARequestInfo_t));
178 OIC_LOG(ERROR, TAG, "memory allocation failed");
184 result = CAGetRequestInfoFromPDU(data, endpoint, reqInfo);
185 if (CA_STATUS_OK != result)
187 OIC_LOG(ERROR, TAG, "CAGetRequestInfoFromPDU failed");
189 CADestroyRequestInfoInternal(reqInfo);
194 if (CADropSecondMessage(&caglobals.ca.requestHistory, endpoint, reqInfo->info.messageId,
195 reqInfo->info.token, reqInfo->info.tokenLength))
197 OIC_LOG(ERROR, TAG, "Second Request with same Token, Drop it");
199 CADestroyRequestInfoInternal(reqInfo);
204 cadata->requestInfo = reqInfo;
205 info = &reqInfo->info;
208 info->identity = *identity;
210 OIC_LOG(DEBUG, TAG, "Request Info :");
211 CALogPayloadInfo(info);
213 else if (CA_ERROR_DATA == dataType)
215 CAErrorInfo_t *errorInfo = (CAErrorInfo_t *)OICCalloc(1, sizeof (CAErrorInfo_t));
218 OIC_LOG(ERROR, TAG, "Memory allocation failed!");
224 CAResult_t result = CAGetErrorInfoFromPDU(data, endpoint, errorInfo);
225 if (CA_STATUS_OK != result)
227 OIC_LOG(ERROR, TAG, "CAGetErrorInfoFromPDU failed");
234 cadata->errorInfo = errorInfo;
235 info = &errorInfo->info;
238 info->identity = *identity;
240 OIC_LOG(DEBUG, TAG, "error Info :");
241 CALogPayloadInfo(info);
244 cadata->remoteEndpoint = ep;
245 cadata->dataType = dataType;
247 OIC_LOG(DEBUG, TAG, "CAGenerateHandlerData OUT");
251 static void CATimeoutCallback(const CAEndpoint_t *endpoint, const void *pdu, uint32_t size)
253 VERIFY_NON_NULL_VOID(endpoint, TAG, "endpoint");
254 VERIFY_NON_NULL_VOID(pdu, TAG, "pdu");
256 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
259 OIC_LOG(ERROR, TAG, "clone failed");
263 CAResponseInfo_t* resInfo = (CAResponseInfo_t*)OICCalloc(1, sizeof(CAResponseInfo_t));
267 OIC_LOG(ERROR, TAG, "calloc failed");
272 resInfo->result = CA_RETRANSMIT_TIMEOUT;
273 resInfo->info.type = CAGetMessageTypeFromPduBinaryData(pdu, size);
274 resInfo->info.messageId = CAGetMessageIdFromPduBinaryData(pdu, size);
276 CAResult_t res = CAGetTokenFromPDU((const coap_hdr_t *) pdu, &(resInfo->info),
278 if (CA_STATUS_OK != res)
280 OIC_LOG(ERROR, TAG, "fail to get Token from retransmission list");
281 CADestroyResponseInfoInternal(resInfo);
286 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
289 OIC_LOG(ERROR, TAG, "memory allocation failed !");
291 CADestroyResponseInfoInternal(resInfo);
295 cadata->type = SEND_TYPE_UNICAST;
296 cadata->remoteEndpoint = ep;
297 cadata->requestInfo = NULL;
298 cadata->responseInfo = resInfo;
301 CAProcessReceivedData(cadata);
303 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
307 static void CADestroyData(void *data, uint32_t size)
309 OIC_LOG(DEBUG, TAG, "CADestroyData IN");
310 if ((size_t)size < sizeof(CAData_t))
312 OIC_LOG_V(ERROR, TAG, "Destroy data too small %p %d", data, size);
314 CAData_t *cadata = (CAData_t *) data;
318 OIC_LOG(ERROR, TAG, "cadata is NULL");
322 if (NULL != cadata->remoteEndpoint)
324 CAFreeEndpoint(cadata->remoteEndpoint);
327 if (NULL != cadata->requestInfo)
329 CADestroyRequestInfoInternal((CARequestInfo_t *) cadata->requestInfo);
332 if (NULL != cadata->responseInfo)
334 CADestroyResponseInfoInternal((CAResponseInfo_t *) cadata->responseInfo);
337 if (NULL != cadata->errorInfo)
339 CADestroyErrorInfoInternal(cadata->errorInfo);
343 OIC_LOG(DEBUG, TAG, "CADestroyData OUT");
347 static void CAProcessReceivedData(CAData_t *data)
349 OIC_LOG(DEBUG, TAG, "CAProcessReceivedData IN");
352 OIC_LOG(ERROR, TAG, "thread data error!!");
356 // parse the data and call the callbacks.
359 CAEndpoint_t *rep = (CAEndpoint_t *)(data->remoteEndpoint);
362 OIC_LOG(ERROR, TAG, "remoteEndpoint error!!");
366 if (data->requestInfo && g_requestHandler)
368 g_requestHandler(rep, data->requestInfo);
370 else if (data->responseInfo && g_responseHandler)
372 g_responseHandler(rep, data->responseInfo);
374 else if (data->errorInfo && g_errorHandler)
376 g_errorHandler(rep, data->errorInfo);
379 CADestroyData(data, sizeof(CAData_t));
381 OIC_LOG(DEBUG, TAG, "CAProcessReceivedData OUT");
385 #ifndef SINGLE_THREAD
386 static void CAReceiveThreadProcess(void *threadData)
388 #ifndef SINGLE_HANDLE
389 CAData_t *data = (CAData_t *) threadData;
390 CAProcessReceivedData(data);
395 #endif // SINGLE_THREAD
397 static CAResult_t CAProcessMulticastData(const CAData_t *data)
399 VERIFY_NON_NULL(data, TAG, "data");
400 VERIFY_NON_NULL(data->remoteEndpoint, TAG, "remoteEndpoint");
402 CAResult_t res = CA_STATUS_FAILED;
404 coap_pdu_t *pdu = NULL;
405 CAInfo_t *info = NULL;
406 coap_list_t *options = NULL;
407 coap_transport_type transport;
408 if (NULL != data->requestInfo)
410 OIC_LOG(DEBUG, TAG, "requestInfo is available..");
412 info = &data->requestInfo->info;
413 pdu = CAGeneratePDU(CA_GET, info, data->remoteEndpoint, &options, &transport);
418 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
420 && !CAIsSupportedCoAPOverTCP(data->remoteEndpoint->adapter)
424 // Blockwise transfer
425 CAResult_t res = CAAddBlockOption(&pdu, info,
426 data->remoteEndpoint,
428 if (CA_STATUS_OK != res)
430 OIC_LOG(DEBUG, TAG, "CAAddBlockOption has failed");
431 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
432 coap_delete_list(options);
433 coap_delete_pdu(pdu);
441 OIC_LOG(ERROR,TAG,"Failed to generate multicast PDU");
442 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
443 return CA_SEND_FAILED;
446 else if (NULL != data->responseInfo)
448 OIC_LOG(DEBUG, TAG, "responseInfo is available..");
450 info = &data->responseInfo->info;
451 pdu = CAGeneratePDU(data->responseInfo->result, info, data->remoteEndpoint,
452 &options, &transport);
457 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
459 && !CAIsSupportedCoAPOverTCP(data->remoteEndpoint->adapter)
463 // Blockwise transfer
466 CAResult_t res = CAAddBlockOption(&pdu, info,
467 data->remoteEndpoint,
469 if (CA_STATUS_OK != res)
471 OIC_LOG(INFO, TAG, "to write block option has failed");
472 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
473 coap_delete_list(options);
474 coap_delete_pdu(pdu);
483 OIC_LOG(ERROR,TAG,"Failed to generate multicast PDU");
484 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
485 return CA_SEND_FAILED;
490 OIC_LOG(ERROR, TAG, "request or response info is empty");
491 return CA_SEND_FAILED;
494 CALogPDUInfo(pdu, data->remoteEndpoint);
496 OIC_LOG(DEBUG, TAG, "pdu to send :");
497 OIC_LOG_BUFFER(DEBUG, TAG, (uint8_t*)pdu->hdr, pdu->length);
499 res = CASendMulticastData(data->remoteEndpoint, pdu->hdr, pdu->length);
500 if (CA_STATUS_OK != res)
502 OIC_LOG_V(ERROR, TAG, "send failed:%d", res);
503 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
504 coap_delete_list(options);
505 coap_delete_pdu(pdu);
509 coap_delete_list(options);
510 coap_delete_pdu(pdu);
514 static CAResult_t CAProcessSendData(const CAData_t *data)
516 VERIFY_NON_NULL(data, TAG, "data");
517 VERIFY_NON_NULL(data->remoteEndpoint, TAG, "remoteEndpoint");
519 CAResult_t res = CA_STATUS_FAILED;
521 CASendDataType_t type = data->type;
523 coap_pdu_t *pdu = NULL;
524 CAInfo_t *info = NULL;
525 coap_list_t *options = NULL;
526 coap_transport_type transport;
528 if (SEND_TYPE_UNICAST == type)
530 OIC_LOG(DEBUG,TAG,"Unicast message");
531 #ifdef ROUTING_GATEWAY
533 * When forwarding a packet, do not attempt retransmission as its the responsibility of
534 * packet originator node
536 bool skipRetransmission = false;
539 if (NULL != data->requestInfo)
541 OIC_LOG(DEBUG, TAG, "requestInfo is available..");
543 info = &data->requestInfo->info;
544 #ifdef ROUTING_GATEWAY
545 skipRetransmission = data->requestInfo->info.skipRetransmission;
547 pdu = CAGeneratePDU(data->requestInfo->method, info, data->remoteEndpoint,
548 &options, &transport);
550 else if (NULL != data->responseInfo)
552 OIC_LOG(DEBUG, TAG, "responseInfo is available..");
554 info = &data->responseInfo->info;
555 #ifdef ROUTING_GATEWAY
556 skipRetransmission = data->responseInfo->info.skipRetransmission;
558 pdu = CAGeneratePDU(data->responseInfo->result, info, data->remoteEndpoint,
559 &options, &transport);
563 OIC_LOG(DEBUG, TAG, "request info, response info is empty");
564 return CA_STATUS_INVALID_PARAM;
567 // interface controller function call.
571 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
573 && !CAIsSupportedCoAPOverTCP(data->remoteEndpoint->adapter)
577 // Blockwise transfer
580 CAResult_t res = CAAddBlockOption(&pdu, info,
581 data->remoteEndpoint,
583 if (CA_STATUS_OK != res)
585 OIC_LOG(INFO, TAG, "to write block option has failed");
586 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
587 coap_delete_list(options);
588 coap_delete_pdu(pdu);
594 CALogPDUInfo(pdu, data->remoteEndpoint);
596 res = CASendUnicastData(data->remoteEndpoint, pdu->hdr, pdu->length);
597 if (CA_STATUS_OK != res)
599 OIC_LOG_V(ERROR, TAG, "send failed:%d", res);
600 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
601 coap_delete_list(options);
602 coap_delete_pdu(pdu);
607 if (CAIsSupportedCoAPOverTCP(data->remoteEndpoint->adapter))
609 OIC_LOG(INFO, TAG, "retransmission will be not worked");
613 #ifdef ROUTING_GATEWAY
614 if(!skipRetransmission)
617 // for retransmission
618 res = CARetransmissionSentData(&g_retransmissionContext, data->remoteEndpoint,
619 pdu->hdr, pdu->length);
620 if ((CA_STATUS_OK != res) && (CA_NOT_SUPPORTED != res))
622 //when retransmission not supported this will return CA_NOT_SUPPORTED, ignore
623 OIC_LOG_V(INFO, TAG, "retransmission is not enabled due to error, res : %d", res);
624 coap_delete_list(options);
625 coap_delete_pdu(pdu);
630 coap_delete_list(options);
631 coap_delete_pdu(pdu);
635 OIC_LOG(ERROR,TAG,"Failed to generate unicast PDU");
636 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
637 return CA_SEND_FAILED;
640 else if (SEND_TYPE_MULTICAST == type)
642 OIC_LOG(DEBUG,TAG,"Multicast message");
645 * If CoAP over TCP is enabled, the CoAP pdu wont be same for IP and other adapters.
646 * That's why we need to generate two pdu's, one for IP and second for other transports.
647 * Two possible cases we might have to split: a) when adapter is CA_DEFAULT_ADAPTER
648 * b) when one of the adapter is IP adapter(ex: CA_ADAPTER_IP | CA_ADAPTER_GATT_BTLE)
650 if (data->remoteEndpoint->adapter == CA_DEFAULT_ADAPTER ||
651 (CA_ADAPTER_IP & data->remoteEndpoint->adapter &&
652 CA_ADAPTER_IP != data->remoteEndpoint->adapter))
654 if (data->remoteEndpoint->adapter == CA_DEFAULT_ADAPTER)
656 data->remoteEndpoint->adapter = CA_ALL_ADAPTERS ^ CA_ADAPTER_IP;
660 data->remoteEndpoint->adapter = data->remoteEndpoint->adapter ^ CA_ADAPTER_IP;
662 CAProcessMulticastData(data);
663 data->remoteEndpoint->adapter = CA_ADAPTER_IP;
664 CAProcessMulticastData(data);
668 CAProcessMulticastData(data);
671 CAProcessMulticastData(data);
678 #ifndef SINGLE_THREAD
679 static void CASendThreadProcess(void *threadData)
681 CAData_t *data = (CAData_t *) threadData;
682 CAProcessSendData(data);
687 * If a second message arrives with the same message ID, token and the other address
688 * family, drop it. Typically, IPv6 beats IPv4, so the IPv4 message is dropped.
690 static bool CADropSecondMessage(CAHistory_t *history, const CAEndpoint_t *ep, uint16_t id,
691 CAToken_t token, uint8_t tokenLength)
697 if (ep->adapter != CA_ADAPTER_IP)
701 if (!caglobals.ip.dualstack)
706 if (tokenLength > CA_MAX_TOKEN_LEN)
709 * If token length is more than CA_MAX_TOKEN_LEN,
710 * we compare the first CA_MAX_TOKEN_LEN bytes only.
712 tokenLength = CA_MAX_TOKEN_LEN;
716 CATransportFlags_t familyFlags = ep->flags & CA_IPFAMILY_MASK;
718 for (size_t i = 0; i < sizeof(history->items) / sizeof(history->items[0]); i++)
720 CAHistoryItem_t *item = &(history->items[i]);
721 if (id == item->messageId && tokenLength == item->tokenLength
722 && memcmp(item->token, token, tokenLength) == 0)
724 if ((familyFlags ^ item->flags) == CA_IPFAMILY_MASK)
726 OIC_LOG_V(INFO, TAG, "IPv%c duplicate message ignored",
727 familyFlags & CA_IPV6 ? '6' : '4');
734 history->items[history->nextIndex].flags = familyFlags;
735 history->items[history->nextIndex].messageId = id;
736 if (token && tokenLength)
738 memcpy(history->items[history->nextIndex].token, token, tokenLength);
739 history->items[history->nextIndex].tokenLength = tokenLength;
742 if (++history->nextIndex >= HISTORYSIZE)
744 history->nextIndex = 0;
750 static void CAReceivedPacketCallback(const CASecureEndpoint_t *sep,
751 const void *data, uint32_t dataLen)
753 VERIFY_NON_NULL_VOID(sep, TAG, "remoteEndpoint");
754 VERIFY_NON_NULL_VOID(data, TAG, "data");
756 OIC_LOG(DEBUG, TAG, "received pdu data :");
757 OIC_LOG_BUFFER(DEBUG, TAG, data, dataLen);
759 uint32_t code = CA_NOT_FOUND;
760 CAData_t *cadata = NULL;
762 coap_pdu_t *pdu = (coap_pdu_t *) CAParsePDU((const char *) data, dataLen, &code,
766 OIC_LOG(ERROR, TAG, "Parse PDU failed");
770 OIC_LOG_V(DEBUG, TAG, "code = %d", code);
771 if (CA_GET == code || CA_POST == code || CA_PUT == code || CA_DELETE == code)
773 cadata = CAGenerateHandlerData(&(sep->endpoint), &(sep->identity), pdu, CA_REQUEST_DATA);
776 OIC_LOG(ERROR, TAG, "CAReceivedPacketCallback, CAGenerateHandlerData failed!");
777 coap_delete_pdu(pdu);
783 cadata = CAGenerateHandlerData(&(sep->endpoint), &(sep->identity), pdu, CA_RESPONSE_DATA);
786 OIC_LOG(ERROR, TAG, "CAReceivedPacketCallback, CAGenerateHandlerData failed!");
787 coap_delete_pdu(pdu);
792 if (CAIsSupportedCoAPOverTCP(sep->endpoint.adapter))
794 OIC_LOG(INFO, TAG, "retransmission is not supported");
799 // for retransmission
800 void *retransmissionPdu = NULL;
801 CARetransmissionReceivedData(&g_retransmissionContext, cadata->remoteEndpoint, pdu->hdr,
802 pdu->length, &retransmissionPdu);
805 // get token from saved data in retransmission list
806 if (retransmissionPdu && CA_EMPTY == code)
808 if (cadata->responseInfo)
810 CAInfo_t *info = &cadata->responseInfo->info;
811 CAResult_t res = CAGetTokenFromPDU((const coap_hdr_t *)retransmissionPdu,
812 info, &(sep->endpoint));
813 if (CA_STATUS_OK != res)
815 OIC_LOG(ERROR, TAG, "fail to get Token from retransmission list");
816 OICFree(info->token);
817 info->tokenLength = 0;
822 OICFree(retransmissionPdu);
826 cadata->type = SEND_TYPE_UNICAST;
829 CAProcessReceivedData(cadata);
832 if (CA_ADAPTER_GATT_BTLE != sep->endpoint.adapter
834 && !CAIsSupportedCoAPOverTCP(sep->endpoint.adapter)
838 CAResult_t res = CAReceiveBlockWiseData(pdu, &(sep->endpoint), cadata, dataLen);
839 if (CA_NOT_SUPPORTED == res || CA_REQUEST_TIMEOUT == res)
841 OIC_LOG(ERROR, TAG, "this message does not have block option");
842 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
846 CADestroyData(cadata, sizeof(CAData_t));
852 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
854 #endif // SINGLE_THREAD
856 coap_delete_pdu(pdu);
859 static void CANetworkChangedCallback(const CAEndpoint_t *info, CANetworkStatus_t status)
864 if (g_nwMonitorHandler)
866 g_nwMonitorHandler(info, status);
870 void CAHandleRequestResponseCallbacks()
874 CARetransmissionBaseRoutine((void *)&g_retransmissionContext);
877 // parse the data and call the callbacks.
881 ca_mutex_lock(g_receiveThread.threadMutex);
883 u_queue_message_t *item = u_queue_get_element(g_receiveThread.dataQueue);
885 ca_mutex_unlock(g_receiveThread.threadMutex);
887 if (NULL == item || NULL == item->msg)
893 CAData_t *td = (CAData_t *) item->msg;
895 if (td->requestInfo && g_requestHandler)
897 OIC_LOG_V(DEBUG, TAG, "request callback : %d", td->requestInfo->info.numOptions);
898 g_requestHandler(td->remoteEndpoint, td->requestInfo);
900 else if (td->responseInfo && g_responseHandler)
902 OIC_LOG_V(DEBUG, TAG, "response callback : %d", td->responseInfo->info.numOptions);
903 g_responseHandler(td->remoteEndpoint, td->responseInfo);
905 else if (td->errorInfo && g_errorHandler)
907 OIC_LOG_V(DEBUG, TAG, "error callback error: %d", td->errorInfo->result);
908 g_errorHandler(td->remoteEndpoint, td->errorInfo);
911 CADestroyData(item->msg, sizeof(CAData_t));
914 #endif // SINGLE_HANDLE
915 #endif // SINGLE_THREAD
918 static CAData_t* CAPrepareSendData(const CAEndpoint_t *endpoint, const void *sendData,
919 CADataType_t dataType)
921 OIC_LOG(DEBUG, TAG, "CAPrepareSendData IN");
923 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
926 OIC_LOG(ERROR, TAG, "memory allocation failed");
930 if(CA_REQUEST_DATA == dataType)
932 // clone request info
933 CARequestInfo_t *request = CACloneRequestInfo((CARequestInfo_t *)sendData);
937 OIC_LOG(ERROR, TAG, "CACloneRequestInfo failed");
942 cadata->type = request->isMulticast ? SEND_TYPE_MULTICAST : SEND_TYPE_UNICAST;
943 cadata->requestInfo = request;
945 else if(CA_RESPONSE_DATA == dataType)
947 // clone response info
948 CAResponseInfo_t *response = CACloneResponseInfo((CAResponseInfo_t *)sendData);
952 OIC_LOG(ERROR, TAG, "CACloneResponseInfo failed");
957 cadata->type = response->isMulticast ? SEND_TYPE_MULTICAST : SEND_TYPE_UNICAST;
958 cadata->responseInfo = response;
962 OIC_LOG(ERROR, TAG, "CAPrepareSendData unknown data type");
967 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
970 OIC_LOG(ERROR, TAG, "endpoint clone failed");
971 CADestroyData(cadata, sizeof(CAData_t));
975 cadata->remoteEndpoint = ep;
976 cadata->dataType = dataType;
980 CAResult_t CADetachSendMessage(const CAEndpoint_t *endpoint, const void *sendMsg,
981 CADataType_t dataType)
983 VERIFY_NON_NULL(endpoint, TAG, "endpoint");
984 VERIFY_NON_NULL(sendMsg, TAG, "sendMsg");
986 if (false == CAIsSelectedNetworkAvailable())
988 return CA_STATUS_FAILED;
992 // If max retransmission queue is reached, then don't handle new request
993 if (CA_MAX_RT_ARRAY_SIZE == u_arraylist_length(g_retransmissionContext.dataList))
995 OIC_LOG(ERROR, TAG, "max RT queue size reached!");
996 return CA_SEND_FAILED;
1000 CAData_t *data = CAPrepareSendData(endpoint, sendMsg, dataType);
1003 OIC_LOG(ERROR, TAG, "CAPrepareSendData failed");
1004 return CA_MEMORY_ALLOC_FAILED;
1007 #ifdef SINGLE_THREAD
1008 CAResult_t result = CAProcessSendData(data);
1009 if(CA_STATUS_OK != result)
1011 OIC_LOG(ERROR, TAG, "CAProcessSendData failed");
1012 CADestroyData(data, sizeof(CAData_t));
1016 CADestroyData(data, sizeof(CAData_t));
1019 if (CA_ADAPTER_GATT_BTLE != endpoint->adapter
1021 && !CAIsSupportedCoAPOverTCP(data->remoteEndpoint->adapter)
1026 CAResult_t res = CASendBlockWiseData(data);
1027 if(CA_NOT_SUPPORTED == res)
1029 OIC_LOG(DEBUG, TAG, "normal msg will be sent");
1030 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
1031 return CA_STATUS_OK;
1035 CADestroyData(data, sizeof(CAData_t));
1042 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
1044 #endif // SINGLE_THREAD
1046 return CA_STATUS_OK;
1049 CAResult_t CADetachMessageResourceUri(const CAURI_t resourceUri, const CAToken_t token,
1050 uint8_t tokenLength, const CAHeaderOption_t *options,
1058 return CA_NOT_SUPPORTED;
1061 void CASetInterfaceCallbacks(CARequestCallback ReqHandler, CAResponseCallback RespHandler,
1062 CAErrorCallback errorHandler)
1064 g_requestHandler = ReqHandler;
1065 g_responseHandler = RespHandler;
1066 g_errorHandler = errorHandler;
1069 void CASetNetworkMonitorCallback(CANetworkMonitorCallback nwMonitorHandler)
1071 g_nwMonitorHandler = nwMonitorHandler;
1074 CAResult_t CAInitializeMessageHandler()
1076 CASetPacketReceivedCallback(CAReceivedPacketCallback);
1078 CASetNetworkChangeCallback(CANetworkChangedCallback);
1079 CASetErrorHandleCallback(CAErrorHandler);
1081 #ifndef SINGLE_THREAD
1082 // create thread pool
1083 CAResult_t res = ca_thread_pool_init(MAX_THREAD_POOL_SIZE, &g_threadPoolHandle);
1084 if (CA_STATUS_OK != res)
1086 OIC_LOG(ERROR, TAG, "thread pool initialize error.");
1090 // send thread initialize
1091 res = CAQueueingThreadInitialize(&g_sendThread, g_threadPoolHandle,
1092 CASendThreadProcess, CADestroyData);
1093 if (CA_STATUS_OK != res)
1095 OIC_LOG(ERROR, TAG, "Failed to Initialize send queue thread");
1096 ca_thread_pool_free(g_threadPoolHandle);
1097 g_threadPoolHandle = NULL;
1101 // start send thread
1102 res = CAQueueingThreadStart(&g_sendThread);
1103 if (CA_STATUS_OK != res)
1105 OIC_LOG(ERROR, TAG, "thread start error(send thread).");
1106 ca_thread_pool_free(g_threadPoolHandle);
1107 g_threadPoolHandle = NULL;
1108 CAQueueingThreadDestroy(&g_sendThread);
1112 // receive thread initialize
1113 res = CAQueueingThreadInitialize(&g_receiveThread, g_threadPoolHandle,
1114 CAReceiveThreadProcess, CADestroyData);
1115 if (CA_STATUS_OK != res)
1117 OIC_LOG(ERROR, TAG, "Failed to Initialize receive queue thread");
1118 ca_thread_pool_free(g_threadPoolHandle);
1119 g_threadPoolHandle = NULL;
1120 CAQueueingThreadDestroy(&g_sendThread);
1124 #ifndef SINGLE_HANDLE // This will be enabled when RI supports multi threading
1125 // start receive thread
1126 res = CAQueueingThreadStart(&g_receiveThread);
1127 if (CA_STATUS_OK != res)
1129 OIC_LOG(ERROR, TAG, "thread start error(receive thread).");
1130 ca_thread_pool_free(g_threadPoolHandle);
1131 g_threadPoolHandle = NULL;
1132 CAQueueingThreadDestroy(&g_sendThread);
1133 CAQueueingThreadDestroy(&g_receiveThread);
1136 #endif // SINGLE_HANDLE
1138 // retransmission initialize
1139 res = CARetransmissionInitialize(&g_retransmissionContext, g_threadPoolHandle,
1140 CASendUnicastData, CATimeoutCallback, NULL);
1141 if (CA_STATUS_OK != res)
1143 OIC_LOG(ERROR, TAG, "Failed to Initialize Retransmission.");
1144 ca_thread_pool_free(g_threadPoolHandle);
1145 g_threadPoolHandle = NULL;
1146 CAQueueingThreadDestroy(&g_sendThread);
1147 CAQueueingThreadDestroy(&g_receiveThread);
1152 // block-wise transfer initialize
1153 res = CAInitializeBlockWiseTransfer(CAAddDataToSendThread, CAAddDataToReceiveThread);
1154 if (CA_STATUS_OK != res)
1156 OIC_LOG(ERROR, TAG, "Failed to Initialize BlockWiseTransfer.");
1157 ca_thread_pool_free(g_threadPoolHandle);
1158 g_threadPoolHandle = NULL;
1159 CAQueueingThreadDestroy(&g_sendThread);
1160 CAQueueingThreadDestroy(&g_receiveThread);
1161 CARetransmissionDestroy(&g_retransmissionContext);
1166 // start retransmission
1167 res = CARetransmissionStart(&g_retransmissionContext);
1168 if (CA_STATUS_OK != res)
1170 OIC_LOG(ERROR, TAG, "thread start error(retransmission thread).");
1171 ca_thread_pool_free(g_threadPoolHandle);
1172 g_threadPoolHandle = NULL;
1173 CAQueueingThreadDestroy(&g_sendThread);
1174 CAQueueingThreadDestroy(&g_receiveThread);
1175 CARetransmissionDestroy(&g_retransmissionContext);
1179 // initialize interface adapters by controller
1180 CAInitializeAdapters(g_threadPoolHandle);
1182 // retransmission initialize
1183 CAResult_t res = CARetransmissionInitialize(&g_retransmissionContext, NULL, CASendUnicastData,
1184 CATimeoutCallback, NULL);
1185 if (CA_STATUS_OK != res)
1187 OIC_LOG(ERROR, TAG, "Failed to Initialize Retransmission.");
1191 CAInitializeAdapters();
1192 #endif // SINGLE_THREAD
1194 return CA_STATUS_OK;
1197 void CATerminateMessageHandler()
1199 #ifndef SINGLE_THREAD
1200 CATransportAdapter_t connType;
1201 u_arraylist_t *list = CAGetSelectedNetworkList();
1202 uint32_t length = u_arraylist_length(list);
1205 for (i = 0; i < length; i++)
1207 void* ptrType = u_arraylist_get(list, i);
1209 if (NULL == ptrType)
1214 connType = *(CATransportAdapter_t *)ptrType;
1215 CAStopAdapter(connType);
1218 // stop retransmission
1219 if (NULL != g_retransmissionContext.threadMutex)
1221 CARetransmissionStop(&g_retransmissionContext);
1225 // delete thread data
1226 if (NULL != g_sendThread.threadMutex)
1228 CAQueueingThreadStop(&g_sendThread);
1232 // delete thread data
1233 if (NULL != g_receiveThread.threadMutex)
1235 #ifndef SINGLE_HANDLE // This will be enabled when RI supports multi threading
1236 CAQueueingThreadStop(&g_receiveThread);
1240 // destroy thread pool
1241 if (NULL != g_threadPoolHandle)
1243 ca_thread_pool_free(g_threadPoolHandle);
1244 g_threadPoolHandle = NULL;
1248 CATerminateBlockWiseTransfer();
1250 CARetransmissionDestroy(&g_retransmissionContext);
1251 CAQueueingThreadDestroy(&g_sendThread);
1252 CAQueueingThreadDestroy(&g_receiveThread);
1254 // terminate interface adapters by controller
1255 CATerminateAdapters();
1257 // terminate interface adapters by controller
1258 CATerminateAdapters();
1260 // stop retransmission
1261 CARetransmissionStop(&g_retransmissionContext);
1262 CARetransmissionDestroy(&g_retransmissionContext);
1263 #endif // SINGLE_THREAD
1266 void CALogPDUInfo(coap_pdu_t *pdu, const CAEndpoint_t *endpoint)
1268 VERIFY_NON_NULL_VOID(pdu, TAG, "pdu");
1269 VERIFY_NON_NULL_VOID(endpoint, TAG, "endpoint");
1271 OIC_LOG_V(DEBUG, TAG, "PDU Maker - payload : %s", pdu->data);
1274 if (CAIsSupportedCoAPOverTCP(endpoint->adapter))
1276 OIC_LOG(DEBUG, TAG, "pdu header data :");
1277 OIC_LOG_BUFFER(DEBUG, TAG, (const uint8_t *) pdu->hdr, pdu->length);
1282 OIC_LOG_V(DEBUG, TAG, "PDU Maker - type : %d", pdu->hdr->coap_hdr_udp_t.type);
1284 OIC_LOG_V(DEBUG, TAG, "PDU Maker - code : %d", pdu->hdr->coap_hdr_udp_t.code);
1286 OIC_LOG(DEBUG, TAG, "PDU Maker - token :");
1288 OIC_LOG_BUFFER(DEBUG, TAG, pdu->hdr->coap_hdr_udp_t.token,
1289 pdu->hdr->coap_hdr_udp_t.token_length);
1293 static void CALogPayloadInfo(CAInfo_t *info)
1299 for (uint32_t i = 0; i < info->numOptions; i++)
1301 OIC_LOG_V(DEBUG, TAG, "optionID: %u", info->options[i].optionID);
1303 OIC_LOG_V(DEBUG, TAG, "list: %s", info->options[i].optionData);
1309 OIC_LOG_V(DEBUG, TAG, "payload: %p(%zu)", info->payload,
1315 OIC_LOG(DEBUG, TAG, "token:");
1316 OIC_LOG_BUFFER(DEBUG, TAG, (const uint8_t *) info->token,
1319 OIC_LOG_V(DEBUG, TAG, "msgID: %u", info->messageId);
1323 OIC_LOG(DEBUG, TAG, "info is NULL, cannot output log data");
1327 void CAErrorHandler(const CAEndpoint_t *endpoint,
1328 const void *data, uint32_t dataLen,
1331 OIC_LOG(DEBUG, TAG, "CAErrorHandler IN");
1333 #ifndef SINGLE_THREAD
1334 VERIFY_NON_NULL_VOID(endpoint, TAG, "remoteEndpoint");
1335 VERIFY_NON_NULL_VOID(data, TAG, "data");
1337 uint32_t code = CA_NOT_FOUND;
1338 //Do not free remoteEndpoint and data. Currently they will be freed in data thread
1340 coap_pdu_t *pdu = (coap_pdu_t *)CAParsePDU((const char *)data, dataLen, &code, endpoint);
1343 OIC_LOG(ERROR, TAG, "Parse PDU failed");
1347 CAData_t *cadata = CAGenerateHandlerData(endpoint, NULL, pdu, CA_ERROR_DATA);
1350 OIC_LOG(ERROR, TAG, "CAErrorHandler, CAGenerateHandlerData failed!");
1351 coap_delete_pdu(pdu);
1355 cadata->errorInfo->result = result;
1357 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
1358 coap_delete_pdu(pdu);
1361 OIC_LOG(DEBUG, TAG, "CAErrorHandler OUT");
1365 static void CASendErrorInfo(const CAEndpoint_t *endpoint, const CAInfo_t *info, CAResult_t result)
1367 OIC_LOG(DEBUG, TAG, "CASendErrorInfo IN");
1368 #ifndef SINGLE_THREAD
1369 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
1372 OIC_LOG(ERROR, TAG, "cadata memory allocation failed");
1376 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
1379 OIC_LOG(ERROR, TAG, "endpoint clone failed");
1384 CAErrorInfo_t *errorInfo = (CAErrorInfo_t *)OICCalloc(1, sizeof (CAErrorInfo_t));
1387 OIC_LOG(ERROR, TAG, "errorInfo memory allocation failed");
1393 CAResult_t res = CACloneInfo(info, &errorInfo->info);
1394 if (CA_STATUS_OK != res)
1396 OIC_LOG(ERROR, TAG, "info clone failed");
1403 errorInfo->result = result;
1404 cadata->remoteEndpoint = ep;
1405 cadata->errorInfo = errorInfo;
1406 cadata->dataType = CA_ERROR_DATA;
1408 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
1410 OIC_LOG(DEBUG, TAG, "CASendErrorInfo OUT");