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 "CA_MSG_HNDLR"
63 static CARetransmission_t g_retransmissionContext;
66 static CARequestCallback g_requestHandler = NULL;
67 static CAResponseCallback g_responseHandler = NULL;
68 static CAErrorCallback g_errorHandler = NULL;
70 static void CAErrorHandler(const CAEndpoint_t *endpoint,
71 const void *data, uint32_t dataLen,
74 static CAData_t* CAGenerateHandlerData(const CAEndpoint_t *endpoint,
75 const CARemoteId_t *identity,
76 const void *data, CADataType_t dataType);
78 static void CASendErrorInfo(const CAEndpoint_t *endpoint, const CAInfo_t *info,
82 static void CAProcessReceivedData(CAData_t *data);
84 static void CADestroyData(void *data, uint32_t size);
85 static void CALogPayloadInfo(CAInfo_t *info);
86 static bool CADropSecondMessage(CAHistory_t *history, const CAEndpoint_t *endpoint, uint16_t id,
87 CAToken_t token, uint8_t tokenLength);
90 void CAAddDataToSendThread(CAData_t *data)
92 OIC_LOG(DEBUG, TAG, "IN");
93 VERIFY_NON_NULL_VOID(data, TAG, "data");
96 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
98 OIC_LOG(DEBUG, TAG, "OUT");
101 void CAAddDataToReceiveThread(CAData_t *data)
103 OIC_LOG(DEBUG, TAG, "IN - CAAddDataToReceiveThread");
104 VERIFY_NON_NULL_VOID(data, TAG, "data");
107 CAQueueingThreadAddData(&g_receiveThread, data, sizeof(CAData_t));
109 OIC_LOG(DEBUG, TAG, "OUT - CAAddDataToReceiveThread");
113 static bool CAIsSelectedNetworkAvailable()
115 u_arraylist_t *list = CAGetSelectedNetworkList();
116 if (!list || u_arraylist_length(list) == 0)
118 OIC_LOG(ERROR, TAG, "No selected network");
125 static CAData_t* CAGenerateHandlerData(const CAEndpoint_t *endpoint,
126 const CARemoteId_t *identity,
127 const void *data, CADataType_t dataType)
129 OIC_LOG(DEBUG, TAG, "CAGenerateHandlerData IN");
130 CAInfo_t *info = NULL;
131 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
134 OIC_LOG(ERROR, TAG, "memory allocation failed");
138 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
141 OIC_LOG(ERROR, TAG, "endpoint clone failed");
146 OIC_LOG_V(DEBUG, TAG, "address : %s", ep->addr);
149 if(CA_RESPONSE_DATA == dataType)
151 CAResponseInfo_t* resInfo = (CAResponseInfo_t*)OICCalloc(1, sizeof(CAResponseInfo_t));
154 OIC_LOG(ERROR, TAG, "memory allocation failed");
160 result = CAGetResponseInfoFromPDU(data, resInfo, endpoint);
161 if (CA_STATUS_OK != result)
163 OIC_LOG(ERROR, TAG, "CAGetResponseInfoFromPDU Failed");
165 CADestroyResponseInfoInternal(resInfo);
169 cadata->responseInfo = resInfo;
170 info = &resInfo->info;
173 info->identity = *identity;
175 OIC_LOG(DEBUG, TAG, "Response Info :");
176 CALogPayloadInfo(info);
178 else if (CA_REQUEST_DATA == dataType)
180 CARequestInfo_t* reqInfo = (CARequestInfo_t*)OICCalloc(1, sizeof(CARequestInfo_t));
183 OIC_LOG(ERROR, TAG, "memory allocation failed");
189 result = CAGetRequestInfoFromPDU(data, endpoint, reqInfo);
190 if (CA_STATUS_OK != result)
192 OIC_LOG(ERROR, TAG, "CAGetRequestInfoFromPDU failed");
194 CADestroyRequestInfoInternal(reqInfo);
199 if (CADropSecondMessage(&caglobals.ca.requestHistory, endpoint, reqInfo->info.messageId,
200 reqInfo->info.token, reqInfo->info.tokenLength))
202 OIC_LOG(ERROR, TAG, "Second Request with same Token, Drop it");
204 CADestroyRequestInfoInternal(reqInfo);
209 cadata->requestInfo = reqInfo;
210 info = &reqInfo->info;
213 info->identity = *identity;
215 OIC_LOG(DEBUG, TAG, "Request Info :");
216 CALogPayloadInfo(info);
218 else if (CA_ERROR_DATA == dataType)
220 CAErrorInfo_t *errorInfo = (CAErrorInfo_t *)OICCalloc(1, sizeof (CAErrorInfo_t));
223 OIC_LOG(ERROR, TAG, "Memory allocation failed!");
229 CAResult_t result = CAGetErrorInfoFromPDU(data, endpoint, errorInfo);
230 if (CA_STATUS_OK != result)
232 OIC_LOG(ERROR, TAG, "CAGetErrorInfoFromPDU failed");
239 cadata->errorInfo = errorInfo;
240 info = &errorInfo->info;
243 info->identity = *identity;
245 OIC_LOG(DEBUG, TAG, "error Info :");
246 CALogPayloadInfo(info);
249 cadata->remoteEndpoint = ep;
250 cadata->dataType = dataType;
254 OIC_LOG(DEBUG, TAG, "CAGenerateHandlerData OUT");
257 static void CATimeoutCallback(const CAEndpoint_t *endpoint, const void *pdu, uint32_t size)
259 OIC_LOG(DEBUG, TAG, "IN");
260 VERIFY_NON_NULL_VOID(endpoint, TAG, "endpoint");
261 VERIFY_NON_NULL_VOID(pdu, TAG, "pdu");
263 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
266 OIC_LOG(ERROR, TAG, "clone failed");
270 CAResponseInfo_t* resInfo = (CAResponseInfo_t*)OICCalloc(1, sizeof(CAResponseInfo_t));
274 OIC_LOG(ERROR, TAG, "calloc failed");
279 resInfo->result = CA_RETRANSMIT_TIMEOUT;
280 resInfo->info.type = CAGetMessageTypeFromPduBinaryData(pdu, size);
281 resInfo->info.messageId = CAGetMessageIdFromPduBinaryData(pdu, size);
283 CAResult_t res = CAGetTokenFromPDU((const coap_hdr_t *) pdu, &(resInfo->info),
285 if (CA_STATUS_OK != res)
287 OIC_LOG(ERROR, TAG, "fail to get Token from retransmission list");
288 CADestroyResponseInfoInternal(resInfo);
293 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
296 OIC_LOG(ERROR, TAG, "memory allocation failed !");
298 CADestroyResponseInfoInternal(resInfo);
302 cadata->type = SEND_TYPE_UNICAST;
303 cadata->remoteEndpoint = ep;
304 cadata->requestInfo = NULL;
305 cadata->responseInfo = resInfo;
308 CAProcessReceivedData(cadata);
310 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
313 OIC_LOG(DEBUG, TAG, "OUT");
316 static void CADestroyData(void *data, uint32_t size)
318 OIC_LOG(DEBUG, TAG, "CADestroyData IN");
319 if ((size_t)size < sizeof(CAData_t))
321 OIC_LOG_V(ERROR, TAG, "Destroy data too small %p %d", data, size);
323 CAData_t *cadata = (CAData_t *) data;
327 OIC_LOG(ERROR, TAG, "cadata is NULL");
331 if (NULL != cadata->remoteEndpoint)
333 CAFreeEndpoint(cadata->remoteEndpoint);
336 if (NULL != cadata->requestInfo)
338 CADestroyRequestInfoInternal((CARequestInfo_t *) cadata->requestInfo);
341 if (NULL != cadata->responseInfo)
343 CADestroyResponseInfoInternal((CAResponseInfo_t *) cadata->responseInfo);
346 if (NULL != cadata->errorInfo)
348 CADestroyErrorInfoInternal(cadata->errorInfo);
352 OIC_LOG(DEBUG, TAG, "CADestroyData OUT");
356 static void CAProcessReceivedData(CAData_t *data)
358 OIC_LOG(DEBUG, TAG, "CAProcessReceivedData IN");
361 OIC_LOG(ERROR, TAG, "thread data error!!");
365 // parse the data and call the callbacks.
368 CAEndpoint_t *rep = (CAEndpoint_t *)(data->remoteEndpoint);
371 OIC_LOG(ERROR, TAG, "remoteEndpoint error!!");
375 if (data->requestInfo && g_requestHandler)
377 g_requestHandler(rep, data->requestInfo);
379 else if (data->responseInfo && g_responseHandler)
381 g_responseHandler(rep, data->responseInfo);
383 else if (data->errorInfo && g_errorHandler)
385 g_errorHandler(rep, data->errorInfo);
389 CADestroyData(data, sizeof(CAData_t));
392 OIC_LOG(DEBUG, TAG, "CAProcessReceivedData OUT");
396 #ifndef SINGLE_THREAD
398 static void CAReceiveThreadProcess(void *threadData)
400 OIC_LOG(DEBUG, TAG, "IN");
401 #ifndef SINGLE_HANDLE
402 CAData_t *data = (CAData_t *) threadData;
403 CAProcessReceivedData(data);
407 OIC_LOG(DEBUG, TAG, "OUT");
411 static CAResult_t CAProcessSendData(const CAData_t *data)
413 OIC_LOG(DEBUG, TAG, "IN");
414 VERIFY_NON_NULL(data, TAG, "data");
415 VERIFY_NON_NULL(data->remoteEndpoint, TAG, "remoteEndpoint");
417 CAResult_t res = CA_STATUS_FAILED;
419 CASendDataType_t type = data->type;
421 coap_pdu_t *pdu = NULL;
422 CAInfo_t *info = NULL;
424 if (SEND_TYPE_UNICAST == type)
426 OIC_LOG(DEBUG,TAG,"Unicast message");
427 #ifdef ROUTING_GATEWAY
429 * When forwarding a packet, do not attempt retransmission as its the responsibility of
430 * packet originator node
432 bool skipRetransmission = false;
435 if (NULL != data->requestInfo)
437 OIC_LOG(DEBUG, TAG, "requestInfo is available..");
439 info = &data->requestInfo->info;
440 #ifdef ROUTING_GATEWAY
441 skipRetransmission = data->requestInfo->info.skipRetransmission;
443 pdu = CAGeneratePDU(data->requestInfo->method, info, data->remoteEndpoint);
445 else if (NULL != data->responseInfo)
447 OIC_LOG(DEBUG, TAG, "responseInfo is available..");
449 info = &data->responseInfo->info;
450 #ifdef ROUTING_GATEWAY
451 skipRetransmission = data->responseInfo->info.skipRetransmission;
453 pdu = CAGeneratePDU(data->responseInfo->result, info, data->remoteEndpoint);
457 OIC_LOG(DEBUG, TAG, "request info, response info is empty");
458 return CA_STATUS_INVALID_PARAM;
461 // interface controller function call.
465 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
467 && CA_ADAPTER_TCP != data->remoteEndpoint->adapter
471 // Blockwise transfer
474 CAResult_t res = CAAddBlockOption(&pdu, info,
475 data->remoteEndpoint);
476 if (CA_STATUS_OK != res)
478 OIC_LOG(INFO, TAG, "to write block option has failed");
479 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
480 coap_delete_pdu(pdu);
486 CALogPDUInfo(pdu, data->remoteEndpoint);
488 res = CASendUnicastData(data->remoteEndpoint, pdu->hdr, pdu->length);
489 if (CA_STATUS_OK != res)
491 OIC_LOG_V(ERROR, TAG, "send failed:%d", res);
492 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
493 coap_delete_pdu(pdu);
498 if (CA_ADAPTER_TCP == data->remoteEndpoint->adapter)
500 OIC_LOG(INFO, TAG, "retransmission will be not worked");
504 #ifdef ROUTING_GATEWAY
505 if(!skipRetransmission)
508 // for retransmission
509 res = CARetransmissionSentData(&g_retransmissionContext, data->remoteEndpoint,
510 pdu->hdr, pdu->length);
511 if ((CA_STATUS_OK != res) && (CA_NOT_SUPPORTED != res))
513 //when retransmission not supported this will return CA_NOT_SUPPORTED, ignore
514 OIC_LOG_V(INFO, TAG, "retransmission is not enabled due to error, res : %d", res);
515 coap_delete_pdu(pdu);
520 coap_delete_pdu(pdu);
524 OIC_LOG(ERROR,TAG,"Failed to generate unicast PDU");
525 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
526 return CA_SEND_FAILED;
529 else if (SEND_TYPE_MULTICAST == type)
531 OIC_LOG(DEBUG,TAG,"Multicast message");
532 if (NULL != data->requestInfo)
534 OIC_LOG(DEBUG, TAG, "requestInfo is available..");
536 info = &data->requestInfo->info;
537 pdu = CAGeneratePDU(CA_GET, info, data->remoteEndpoint);
541 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
543 && CA_ADAPTER_TCP != data->remoteEndpoint->adapter
547 // Blockwise transfer
548 CAResult_t res = CAAddBlockOption(&pdu, &data->requestInfo->info,
549 data->remoteEndpoint);
550 if (CA_STATUS_OK != res)
552 OIC_LOG(DEBUG, TAG, "CAAddBlockOption has failed");
553 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
554 coap_delete_pdu(pdu);
562 OIC_LOG(ERROR,TAG,"Failed to generate multicast PDU");
563 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
564 return CA_SEND_FAILED;
567 else if (NULL != data->responseInfo)
569 OIC_LOG(DEBUG, TAG, "responseInfo is available..");
571 info = &data->responseInfo->info;
572 pdu = CAGeneratePDU(data->responseInfo->result, info, data->remoteEndpoint);
577 if (CA_ADAPTER_GATT_BTLE != data->remoteEndpoint->adapter
579 && CA_ADAPTER_TCP != data->remoteEndpoint->adapter
583 // Blockwise transfer
586 CAResult_t res = CAAddBlockOption(&pdu, info,
587 data->remoteEndpoint);
588 if (CA_STATUS_OK != res)
590 OIC_LOG(INFO, TAG, "to write block option has failed");
591 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
592 coap_delete_pdu(pdu);
601 OIC_LOG(ERROR,TAG,"Failed to generate multicast PDU");
602 CASendErrorInfo(data->remoteEndpoint, info, CA_SEND_FAILED);
603 return CA_SEND_FAILED;
608 OIC_LOG(ERROR, TAG, "request or response info is empty");
609 return CA_SEND_FAILED;
612 CALogPDUInfo(pdu, data->remoteEndpoint);
614 OIC_LOG(DEBUG, TAG, "pdu to send :");
615 OIC_LOG_BUFFER(DEBUG, TAG, pdu->hdr, pdu->length);
617 res = CASendMulticastData(data->remoteEndpoint, pdu->hdr, pdu->length);
618 if (CA_STATUS_OK != res)
620 OIC_LOG_V(ERROR, TAG, "send failed:%d", res);
621 CAErrorHandler(data->remoteEndpoint, pdu->hdr, pdu->length, res);
622 coap_delete_pdu(pdu);
626 coap_delete_pdu(pdu);
632 #ifndef SINGLE_THREAD
633 static void CASendThreadProcess(void *threadData)
635 CAData_t *data = (CAData_t *) threadData;
636 CAProcessSendData(data);
642 * If a second message arrives with the same message ID, token and the other address
643 * family, drop it. Typically, IPv6 beats IPv4, so the IPv4 message is dropped.
645 static bool CADropSecondMessage(CAHistory_t *history, const CAEndpoint_t *ep, uint16_t id,
646 CAToken_t token, uint8_t tokenLength)
652 if (ep->adapter != CA_ADAPTER_IP)
656 if (!caglobals.ip.dualstack)
661 if (tokenLength > CA_MAX_TOKEN_LEN)
664 * If token length is more than CA_MAX_TOKEN_LEN,
665 * we compare the first CA_MAX_TOKEN_LEN bytes only.
667 tokenLength = CA_MAX_TOKEN_LEN;
671 CATransportFlags_t familyFlags = ep->flags & CA_IPFAMILY_MASK;
673 for (size_t i = 0; i < sizeof(history->items) / sizeof(history->items[0]); i++)
675 CAHistoryItem_t *item = &(history->items[i]);
676 if (id == item->messageId && tokenLength == item->tokenLength
677 && memcmp(item->token, token, tokenLength) == 0)
679 if ((familyFlags ^ item->flags) == CA_IPFAMILY_MASK)
681 OIC_LOG_V(INFO, TAG, "IPv%c duplicate message ignored",
682 familyFlags & CA_IPV6 ? '6' : '4');
689 history->items[history->nextIndex].flags = familyFlags;
690 history->items[history->nextIndex].messageId = id;
691 if (token && tokenLength)
693 memcpy(history->items[history->nextIndex].token, token, tokenLength);
694 history->items[history->nextIndex].tokenLength = tokenLength;
697 if (++history->nextIndex >= HISTORYSIZE)
699 history->nextIndex = 0;
705 static void CAReceivedPacketCallback(const CASecureEndpoint_t *sep,
706 const void *data, uint32_t dataLen)
708 OIC_LOG(DEBUG, TAG, "IN");
709 VERIFY_NON_NULL_VOID(sep, TAG, "remoteEndpoint");
710 VERIFY_NON_NULL_VOID(data, TAG, "data");
712 OIC_LOG(DEBUG, TAG, "received pdu data :");
713 OIC_LOG_BUFFER(DEBUG, TAG, data, dataLen);
715 uint32_t code = CA_NOT_FOUND;
716 CAData_t *cadata = NULL;
718 coap_pdu_t *pdu = (coap_pdu_t *) CAParsePDU((const char *) data, dataLen, &code,
722 OIC_LOG(ERROR, TAG, "Parse PDU failed");
726 OIC_LOG_V(DEBUG, TAG, "code = %d", code);
727 if (CA_GET == code || CA_POST == code || CA_PUT == code || CA_DELETE == code)
729 cadata = CAGenerateHandlerData(&(sep->endpoint), &(sep->identity), pdu, CA_REQUEST_DATA);
732 OIC_LOG(ERROR, TAG, "CAReceivedPacketCallback, CAGenerateHandlerData failed!");
733 coap_delete_pdu(pdu);
739 cadata = CAGenerateHandlerData(&(sep->endpoint), &(sep->identity), pdu, CA_RESPONSE_DATA);
742 OIC_LOG(ERROR, TAG, "CAReceivedPacketCallback, CAGenerateHandlerData failed!");
743 coap_delete_pdu(pdu);
748 if (CA_ADAPTER_TCP == sep->endpoint.adapter)
750 OIC_LOG(INFO, TAG, "retransmission is not supported");
755 // for retransmission
756 void *retransmissionPdu = NULL;
757 CARetransmissionReceivedData(&g_retransmissionContext, cadata->remoteEndpoint, pdu->hdr,
758 pdu->length, &retransmissionPdu);
760 // get token from saved data in retransmission list
761 if (retransmissionPdu && CA_EMPTY == code)
763 if (cadata->responseInfo)
765 CAInfo_t *info = &cadata->responseInfo->info;
766 CAResult_t res = CAGetTokenFromPDU((const coap_hdr_t *)retransmissionPdu,
767 info, &(sep->endpoint));
768 if (CA_STATUS_OK != res)
770 OIC_LOG(ERROR, TAG, "fail to get Token from retransmission list");
771 OICFree(info->token);
772 info->tokenLength = 0;
776 OICFree(retransmissionPdu);
780 cadata->type = SEND_TYPE_UNICAST;
783 CAProcessReceivedData(cadata);
786 if (CA_ADAPTER_GATT_BTLE != sep->endpoint.adapter
788 && CA_ADAPTER_TCP != sep->endpoint.adapter
792 CAResult_t res = CAReceiveBlockWiseData(pdu, &(sep->endpoint), cadata, dataLen);
793 if (CA_NOT_SUPPORTED == res)
795 OIC_LOG(ERROR, TAG, "this message does not have block option");
796 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
800 CADestroyData(cadata, sizeof(CAData_t));
806 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
810 coap_delete_pdu(pdu);
812 OIC_LOG(DEBUG, TAG, "OUT");
815 static void CANetworkChangedCallback(const CAEndpoint_t *info, CANetworkStatus_t status)
819 OIC_LOG(DEBUG, TAG, "IN");
821 OIC_LOG(DEBUG, TAG, "OUT");
824 void CAHandleRequestResponseCallbacks()
828 CARetransmissionBaseRoutine((void *)&g_retransmissionContext);
831 // parse the data and call the callbacks.
835 ca_mutex_lock(g_receiveThread.threadMutex);
837 u_queue_message_t *item = u_queue_get_element(g_receiveThread.dataQueue);
839 ca_mutex_unlock(g_receiveThread.threadMutex);
847 void *msg = item->msg;
855 CAData_t *td = (CAData_t *) msg;
857 if (td->requestInfo && g_requestHandler)
859 OIC_LOG_V(DEBUG, TAG, "request callback : %d", td->requestInfo->info.numOptions);
860 g_requestHandler(td->remoteEndpoint, td->requestInfo);
862 else if (td->responseInfo && g_responseHandler)
864 OIC_LOG_V(DEBUG, TAG, "response callback : %d", td->responseInfo->info.numOptions);
865 g_responseHandler(td->remoteEndpoint, td->responseInfo);
867 else if (td->errorInfo && g_errorHandler)
869 OIC_LOG_V(DEBUG, TAG, "error callback error: %d", td->errorInfo->result);
870 g_errorHandler(td->remoteEndpoint, td->errorInfo);
873 CADestroyData(msg, sizeof(CAData_t));
876 #endif /* SINGLE_HANDLE */
880 static CAData_t* CAPrepareSendData(const CAEndpoint_t *endpoint, const void *sendData,
881 CADataType_t dataType)
883 OIC_LOG(DEBUG, TAG, "CAPrepareSendData IN");
885 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
888 OIC_LOG(ERROR, TAG, "memory allocation failed");
892 if(CA_REQUEST_DATA == dataType)
894 // clone request info
895 CARequestInfo_t *request = CACloneRequestInfo((CARequestInfo_t *)sendData);
899 OIC_LOG(ERROR, TAG, "CACloneRequestInfo failed");
904 cadata->type = request->isMulticast ? SEND_TYPE_MULTICAST : SEND_TYPE_UNICAST;
905 cadata->requestInfo = request;
907 else if(CA_RESPONSE_DATA == dataType)
909 // clone response info
910 CAResponseInfo_t *response = CACloneResponseInfo((CAResponseInfo_t *)sendData);
914 OIC_LOG(ERROR, TAG, "CACloneResponseInfo failed");
919 cadata->type = response->isMulticast ? SEND_TYPE_MULTICAST : SEND_TYPE_UNICAST;
920 cadata->responseInfo = response;
924 OIC_LOG(ERROR, TAG, "CAPrepareSendData unknown data type");
929 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
932 OIC_LOG(ERROR, TAG, "endpoint clone failed");
933 CADestroyData(cadata, sizeof(CAData_t));
937 cadata->remoteEndpoint = ep;
938 cadata->dataType = dataType;
942 CAResult_t CADetachRequestMessage(const CAEndpoint_t *object, const CARequestInfo_t *request)
944 OIC_LOG(DEBUG, TAG, "IN");
946 VERIFY_NON_NULL(object, TAG, "object");
947 VERIFY_NON_NULL(request, TAG, "request");
949 if (false == CAIsSelectedNetworkAvailable())
951 return CA_STATUS_FAILED;
955 // If max retransmission queue is reached, then don't handle new request
956 if (CA_MAX_RT_ARRAY_SIZE == u_arraylist_length(g_retransmissionContext.dataList))
958 OIC_LOG(ERROR, TAG, "max RT queue size reached!");
959 return CA_SEND_FAILED;
963 CAData_t *data = CAPrepareSendData(object, request, CA_REQUEST_DATA);
966 OIC_LOG(ERROR, TAG, "CAPrepareSendData failed");
967 return CA_MEMORY_ALLOC_FAILED;
971 CAResult_t result = CAProcessSendData(data);
972 if(CA_STATUS_OK != result)
974 OIC_LOG(ERROR, TAG, "CAProcessSendData failed");
978 CADestroyData(data, sizeof(CAData_t));
981 if (CA_ADAPTER_GATT_BTLE != object->adapter
983 && CA_ADAPTER_TCP != object->adapter
988 CAResult_t res = CASendBlockWiseData(data);
989 if(CA_NOT_SUPPORTED == res)
991 OIC_LOG(DEBUG, TAG, "normal msg will be sent");
992 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
997 CADestroyData(data, sizeof(CAData_t));
1004 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
1008 OIC_LOG(DEBUG, TAG, "OUT");
1009 return CA_STATUS_OK;
1012 CAResult_t CADetachResponseMessage(const CAEndpoint_t *object,
1013 const CAResponseInfo_t *response)
1015 OIC_LOG(DEBUG, TAG, "IN");
1016 VERIFY_NON_NULL(object, TAG, "object");
1017 VERIFY_NON_NULL(response, TAG, "response");
1019 if (false == CAIsSelectedNetworkAvailable())
1021 return CA_STATUS_FAILED;
1024 CAData_t *data = CAPrepareSendData(object, response, CA_RESPONSE_DATA);
1027 OIC_LOG(ERROR, TAG, "CAPrepareSendData failed");
1028 return CA_MEMORY_ALLOC_FAILED;
1031 #ifdef SINGLE_THREAD
1032 CAResult_t result = CAProcessSendData(data);
1033 if(result != CA_STATUS_OK)
1035 OIC_LOG(ERROR, TAG, "CAProcessSendData failed");
1039 CADestroyData(data, sizeof(CAData_t));
1042 if (CA_ADAPTER_GATT_BTLE != object->adapter
1044 && CA_ADAPTER_TCP != object->adapter
1049 CAResult_t res = CASendBlockWiseData(data);
1050 if(CA_NOT_SUPPORTED == res)
1052 OIC_LOG(DEBUG, TAG, "normal msg will be sent");
1053 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
1054 return CA_STATUS_OK;
1058 CADestroyData(data, sizeof(CAData_t));
1065 CAQueueingThreadAddData(&g_sendThread, data, sizeof(CAData_t));
1069 OIC_LOG(DEBUG, TAG, "OUT");
1070 return CA_STATUS_OK;
1073 CAResult_t CADetachMessageResourceUri(const CAURI_t resourceUri, const CAToken_t token,
1074 uint8_t tokenLength, const CAHeaderOption_t *options,
1082 return CA_NOT_SUPPORTED;
1085 void CASetInterfaceCallbacks(CARequestCallback ReqHandler, CAResponseCallback RespHandler,
1086 CAErrorCallback errorHandler)
1088 OIC_LOG(DEBUG, TAG, "IN");
1089 g_requestHandler = ReqHandler;
1090 g_responseHandler = RespHandler;
1091 g_errorHandler = errorHandler;
1092 OIC_LOG(DEBUG, TAG, "OUT");
1095 CAResult_t CAInitializeMessageHandler()
1097 OIC_LOG(DEBUG, TAG, "IN");
1098 CASetPacketReceivedCallback(CAReceivedPacketCallback);
1100 CASetNetworkChangeCallback(CANetworkChangedCallback);
1101 CASetErrorHandleCallback(CAErrorHandler);
1103 #ifndef SINGLE_THREAD
1104 // create thread pool
1105 CAResult_t res = ca_thread_pool_init(MAX_THREAD_POOL_SIZE, &g_threadPoolHandle);
1107 if (CA_STATUS_OK != res)
1109 OIC_LOG(ERROR, TAG, "thread pool initialize error.");
1113 // send thread initialize
1114 if (CA_STATUS_OK != CAQueueingThreadInitialize(&g_sendThread, g_threadPoolHandle,
1115 CASendThreadProcess, CADestroyData))
1117 OIC_LOG(ERROR, TAG, "Failed to Initialize send queue thread");
1118 return CA_STATUS_FAILED;
1121 // start send thread
1122 res = CAQueueingThreadStart(&g_sendThread);
1124 if (CA_STATUS_OK != res)
1126 OIC_LOG(ERROR, TAG, "thread start error(send thread).");
1127 ca_thread_pool_free(g_threadPoolHandle);
1128 g_threadPoolHandle = NULL;
1132 // receive thread initialize
1133 if (CA_STATUS_OK != CAQueueingThreadInitialize(&g_receiveThread, g_threadPoolHandle,
1134 CAReceiveThreadProcess, CADestroyData))
1136 OIC_LOG(ERROR, TAG, "Failed to Initialize receive queue thread");
1137 return CA_STATUS_FAILED;
1140 #ifndef SINGLE_HANDLE // This will be enabled when RI supports multi threading
1141 // start receive thread
1142 res = CAQueueingThreadStart(&gReceiveThread);
1144 if (res != CA_STATUS_OK)
1146 OIC_LOG(ERROR, TAG, "thread start error(receive thread).");
1149 #endif /* SINGLE_HANDLE */
1151 // retransmission initialize
1152 CARetransmissionInitialize(&g_retransmissionContext, g_threadPoolHandle, CASendUnicastData,
1153 CATimeoutCallback, NULL);
1156 // block-wise transfer initialize
1157 CAInitializeBlockWiseTransfer(CAAddDataToSendThread, CAAddDataToReceiveThread);
1160 // start retransmission
1161 res = CARetransmissionStart(&g_retransmissionContext);
1163 if (CA_STATUS_OK != res)
1165 OIC_LOG(ERROR, TAG, "thread start error(retransmission thread).");
1169 // initialize interface adapters by controller
1170 CAInitializeAdapters(g_threadPoolHandle);
1172 // retransmission initialize
1173 CARetransmissionInitialize(&g_retransmissionContext, NULL, CASendUnicastData,
1174 CATimeoutCallback, NULL);
1175 CAInitializeAdapters();
1178 OIC_LOG(DEBUG, TAG, "OUT");
1179 return CA_STATUS_OK;
1182 void CATerminateMessageHandler()
1184 OIC_LOG(DEBUG, TAG, "IN");
1185 #ifndef SINGLE_THREAD
1186 CATransportAdapter_t connType;
1187 u_arraylist_t *list = CAGetSelectedNetworkList();
1188 uint32_t length = u_arraylist_length(list);
1191 for (i = 0; i < length; i++)
1193 void* ptrType = u_arraylist_get(list, i);
1195 if (NULL == ptrType)
1200 connType = *(CATransportAdapter_t *)ptrType;
1201 CAStopAdapter(connType);
1204 // stop retransmission
1205 if (NULL != g_retransmissionContext.threadMutex)
1207 CARetransmissionStop(&g_retransmissionContext);
1211 // delete thread data
1212 if (NULL != g_sendThread.threadMutex)
1214 CAQueueingThreadStop(&g_sendThread);
1218 // delete thread data
1219 if (NULL != g_receiveThread.threadMutex)
1221 #ifndef SINGLE_HANDLE // This will be enabled when RI supports multi threading
1222 CAQueueingThreadStop(&gReceiveThread);
1223 #endif /* SINGLE_HANDLE */
1226 // destroy thread pool
1227 if (NULL != g_threadPoolHandle)
1229 ca_thread_pool_free(g_threadPoolHandle);
1230 g_threadPoolHandle = NULL;
1234 CATerminateBlockWiseTransfer();
1236 CARetransmissionDestroy(&g_retransmissionContext);
1237 CAQueueingThreadDestroy(&g_sendThread);
1238 CAQueueingThreadDestroy(&g_receiveThread);
1240 // terminate interface adapters by controller
1241 CATerminateAdapters();
1243 // terminate interface adapters by controller
1244 CATerminateAdapters();
1246 // stop retransmission
1247 CARetransmissionStop(&g_retransmissionContext);
1248 CARetransmissionDestroy(&g_retransmissionContext);
1251 OIC_LOG(DEBUG, TAG, "OUT");
1254 void CALogPDUInfo(coap_pdu_t *pdu, const CAEndpoint_t *endpoint)
1256 VERIFY_NON_NULL_VOID(pdu, TAG, "pdu");
1258 OIC_LOG_V(DEBUG, TAG, "PDU Maker - payload : %s", pdu->data);
1261 if (CA_ADAPTER_TCP == endpoint->adapter)
1263 OIC_LOG(DEBUG, TAG, "pdu header data :");
1264 OIC_LOG_BUFFER(DEBUG, TAG, pdu->hdr, pdu->length);
1269 OIC_LOG_V(DEBUG, TAG, "PDU Maker - type : %d", pdu->hdr->coap_hdr_udp_t.type);
1271 OIC_LOG_V(DEBUG, TAG, "PDU Maker - code : %d", pdu->hdr->coap_hdr_udp_t.code);
1273 OIC_LOG(DEBUG, TAG, "PDU Maker - token :");
1275 OIC_LOG_BUFFER(DEBUG, TAG, pdu->hdr->coap_hdr_udp_t.token,
1276 pdu->hdr->coap_hdr_udp_t.token_length);
1280 static void CALogPayloadInfo(CAInfo_t *info)
1286 for (uint32_t i = 0; i < info->numOptions; i++)
1288 OIC_LOG_V(DEBUG, TAG, "optionID: %d", info->options[i].optionID);
1290 OIC_LOG_V(DEBUG, TAG, "list: %s", info->options[i].optionData);
1296 OIC_LOG_V(DEBUG, TAG, "payload: %p(%u)", info->payload,
1302 OIC_LOG(DEBUG, TAG, "token:");
1303 OIC_LOG_BUFFER(DEBUG, TAG, (const uint8_t *) info->token,
1306 OIC_LOG_V(DEBUG, TAG, "msgID: %d", info->messageId);
1310 OIC_LOG(DEBUG, TAG, "info is NULL, cannot output log data");
1314 void CAErrorHandler(const CAEndpoint_t *endpoint,
1315 const void *data, uint32_t dataLen,
1318 OIC_LOG(DEBUG, TAG, "CAErrorHandler IN");
1320 #ifndef SINGLE_THREAD
1322 VERIFY_NON_NULL_VOID(endpoint, TAG, "remoteEndpoint");
1323 VERIFY_NON_NULL_VOID(data, TAG, "data");
1325 uint32_t code = CA_NOT_FOUND;
1326 //Do not free remoteEndpoint and data. Currently they will be freed in data thread
1328 coap_pdu_t *pdu = (coap_pdu_t *)CAParsePDU((const char *)data, dataLen, &code, endpoint);
1331 OIC_LOG(ERROR, TAG, "Parse PDU failed");
1335 CAData_t *cadata = CAGenerateHandlerData(endpoint, NULL, pdu, CA_ERROR_DATA);
1338 OIC_LOG(ERROR, TAG, "CAErrorHandler, CAGenerateHandlerData failed!");
1339 coap_delete_pdu(pdu);
1343 cadata->errorInfo->result = result;
1345 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
1346 coap_delete_pdu(pdu);
1349 OIC_LOG(DEBUG, TAG, "CAErrorHandler OUT");
1353 static void CASendErrorInfo(const CAEndpoint_t *endpoint, const CAInfo_t *info, CAResult_t result)
1355 OIC_LOG(DEBUG, TAG, "CASendErrorInfo IN");
1356 #ifndef SINGLE_THREAD
1357 CAData_t *cadata = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
1360 OIC_LOG(ERROR, TAG, "memory allocation failed");
1364 CAEndpoint_t* ep = CACloneEndpoint(endpoint);
1367 OIC_LOG(ERROR, TAG, "endpoint clone failed");
1372 CAErrorInfo_t *errorInfo = (CAErrorInfo_t *)OICCalloc(1, sizeof (CAErrorInfo_t));
1380 CAResult_t res = CACloneInfo(info, &errorInfo->info);
1381 if (CA_STATUS_OK != res)
1388 errorInfo->result = result;
1389 cadata->remoteEndpoint = ep;
1390 cadata->errorInfo = errorInfo;
1391 cadata->dataType = CA_ERROR_DATA;
1393 CAQueueingThreadAddData(&g_receiveThread, cadata, sizeof(CAData_t));
1395 OIC_LOG(DEBUG, TAG, "CASendErrorInfo OUT");