#include "caremotehandler.h"
#include "cablockwisetransfer.h"
#include "oic_malloc.h"
+#include "oic_string.h"
#include "camutex.h"
#include "logger.h"
return CA_STATUS_FAILED;
}
+ // If we didn't send the last block message and received EMPTY message,
+ // we have to remain the block data from list.
+ CABlockData_t *data = CAGetBlockDataFromBlockDataList(blockDataID);
+ if (data && (data->block1.m || data->block2.m))
+ {
+ OIC_LOG(DEBUG, TAG, "this is normal EMPTY message for blockwise-transfer.");
+ CADestroyBlockID(blockDataID);
+ return CA_STATUS_OK;
+ }
+
CARemoveBlockDataFromList(blockDataID);
CADestroyBlockID(blockDataID);
return CA_NOT_SUPPORTED;
return CA_STATUS_FAILED;
}
- if (data->requestInfo)
- {
- data->requestInfo->info.messageId = pdu->hdr->coap_hdr_udp_t.id;
- }
-
if (data->responseInfo)
{
+ data->responseInfo->info.type =
+ (pdu->hdr->coap_hdr_udp_t.type == CA_MSG_CONFIRM) ?
+ CA_MSG_ACKNOWLEDGE : CA_MSG_NONCONFIRM;
data->responseInfo->info.messageId = pdu->hdr->coap_hdr_udp_t.id;
- }
- res = CAAddSendThreadQueue(data, blockID);
- if (CA_STATUS_OK != res)
- {
- OIC_LOG(ERROR, TAG, "add has failed");
- return res;
+ res = CAAddSendThreadQueue(data, blockID);
+ if (CA_STATUS_OK != res)
+ {
+ OIC_LOG(ERROR, TAG, "add has failed");
+ return res;
+ }
}
-
break;
case CA_OPTION1_RESPONSE:
return CA_STATUS_OK;
}
+static CAResult_t CASendDirectEmptyResponse(const CAEndpoint_t *endpoint, uint16_t messageId)
+{
+ OIC_LOG(DEBUG, TAG, "Entering CASendDirectEmptyResponse");
+ CAResponseInfo_t respInfo = {
+ .result = CA_EMPTY
+ };
+ respInfo.info.type = CA_MSG_ACKNOWLEDGE;
+ respInfo.info.messageId = messageId;
+
+ CAResult_t caResult = CASendResponse(endpoint, &respInfo);
+
+ OIC_LOG(DEBUG, TAG, "Exit CASendDirectEmptyResponse");
+ return caResult;
+}
+
CAResult_t CASendBlockMessage(const coap_pdu_t *pdu, CAMessageType_t msgType,
const CABlockDataID_t *blockID)
{
}
else
{
- OIC_LOG(DEBUG, TAG, "need new msgID");
+ // if the received response message type is CON, send empty message.
+ // and then, send next block request message with new messagId.
+ if (msgType == CA_MSG_CONFIRM)
+ {
+ CASendDirectEmptyResponse(data->remoteEndpoint,
+ data->requestInfo->info.messageId);
+ sentMsgType = CA_MSG_CONFIRM;
+ }
+
if (data->requestInfo)
{
+ OIC_LOG(DEBUG, TAG, "need new msgID");
data->requestInfo->info.messageId = 0;
data->requestInfo->info.type = sentMsgType;
}
return CA_STATUS_OK;
}
+static CABlockData_t* CACheckTheExistOfBlockData(const CABlockDataID_t* blockDataID,
+ coap_pdu_t *pdu, const CAEndpoint_t *endpoint,
+ uint8_t blockType)
+{
+ // Get BlockData data. If does not exist, create a new data
+ CABlockData_t *data = CAGetBlockDataFromBlockDataList(blockDataID);
+ if (!data)
+ {
+ OIC_LOG(DEBUG, TAG, "block data doesn't exist in list. create new one");
+
+ CAData_t *cadata = CACreateNewDataSet(pdu, endpoint);
+ if (!cadata)
+ {
+ OIC_LOG(ERROR, TAG, "data is null");
+ return NULL;
+ }
+
+ data = CACreateNewBlockData(cadata);
+ if (!data)
+ {
+ OIC_LOG(ERROR, TAG, "failed to create a new block data");
+ CADestroyDataSet(cadata);
+ return NULL;
+ }
+ CADestroyDataSet(cadata);
+ }
+
+ // update BLOCK OPTION type
+ CAResult_t res = CAUpdateBlockOptionType(blockDataID, blockType);
+ if (CA_STATUS_OK != res)
+ {
+ OIC_LOG(ERROR, TAG, "update has failed");
+ return NULL;
+ }
+
+ return data;
+}
+
// TODO make pdu const after libcoap is updated to support that.
CAResult_t CASetNextBlockOption1(coap_pdu_t *pdu, const CAEndpoint_t *endpoint,
const CAData_t *receivedData, coap_block_t block,
return CA_STATUS_FAILED;
}
- // Get BlockData data. If does not exist, create a new data
- CABlockData_t *data = CAGetBlockDataFromBlockDataList(blockDataID);
+ CABlockData_t *data = CACheckTheExistOfBlockData(blockDataID, pdu, endpoint,
+ COAP_OPTION_BLOCK1);
if (!data)
{
- OIC_LOG(DEBUG, TAG, "block data doesn't exist in list. create new one");
-
- CAData_t *cadata = CACreateNewDataSet(pdu, endpoint);
- if (!cadata)
- {
- OIC_LOG(ERROR, TAG, "data is null");
- CADestroyBlockID(blockDataID);
- return CA_STATUS_FAILED;
- }
-
- data = CACreateNewBlockData(cadata);
- if (!data)
- {
- OIC_LOG(ERROR, TAG, "failed to create a new block data");
- CADestroyDataSet(cadata);
- CADestroyBlockID(blockDataID);
- return CA_STATUS_FAILED;
- }
- CADestroyDataSet(cadata);
- }
-
- // update BLOCK OPTION1 type
- CAResult_t res = CAUpdateBlockOptionType(blockDataID, COAP_OPTION_BLOCK1);
- if (CA_STATUS_OK != res)
- {
- OIC_LOG(ERROR, TAG, "update has failed");
+ OIC_LOG(ERROR, TAG, "Failed to create or get block data");
goto exit;
}
+ CAResult_t res = CA_STATUS_OK;
uint8_t blockWiseStatus = CA_BLOCK_UNKNOWN;
uint32_t code = pdu->hdr->coap_hdr_udp_t.code;
if (CA_GET == code || CA_POST == code || CA_PUT == code || CA_DELETE == code)
{
OIC_LOG_V(DEBUG, TAG, "M bit is %d", block.m);
- if (0 == block.m)
- {
- // Last block is received
- blockWiseStatus = CA_OPTION1_REQUEST_LAST_BLOCK;
- }
- else
- {
- blockWiseStatus = CA_OPTION1_REQUEST_BLOCK;
- }
+ blockWiseStatus = (0 == block.m) ?
+ CA_OPTION1_REQUEST_LAST_BLOCK : CA_OPTION1_REQUEST_BLOCK;
}
}
else
return CA_STATUS_FAILED;
}
- // Get BlockData data. If does not exist, create a new data
- CABlockData_t *data = CAGetBlockDataFromBlockDataList(blockDataID);
+ CABlockData_t *data = CACheckTheExistOfBlockData(blockDataID, pdu, endpoint,
+ COAP_OPTION_BLOCK2);
if (!data)
{
- OIC_LOG(DEBUG, TAG, "block data doesn't exist in list. create new one");
-
- CAData_t *cadata = CACreateNewDataSet(pdu, endpoint);
- if (!cadata)
- {
- OIC_LOG(ERROR, TAG, "data is null");
- CADestroyBlockID(blockDataID);
- return CA_STATUS_FAILED;
- }
-
- data = CACreateNewBlockData(cadata);
- if (!data)
- {
- OIC_LOG(ERROR, TAG, "failed to create a new block data");
- CADestroyDataSet(cadata);
- CADestroyBlockID(blockDataID);
- return CA_STATUS_FAILED;
- }
- CADestroyDataSet(cadata);
- }
-
- // set Block Option Type
- CAResult_t res = CAUpdateBlockOptionType(blockDataID, COAP_OPTION_BLOCK2);
- if (CA_STATUS_OK != res)
- {
- OIC_LOG(ERROR, TAG, "update has failed");
+ OIC_LOG(ERROR, TAG, "Failed to create or get block data");
goto exit;
}
+ CAResult_t res = CA_STATUS_OK;
uint8_t blockWiseStatus = CA_BLOCK_UNKNOWN;
if (0 == block.num && CA_GET == pdu->hdr->coap_hdr_udp_t.code && 0 == block.m)
{
// get resource uri information from received response message
// to send next request message to remote device
- CAResponseInfo_t resInfo = { 0 };
- CAGetResponseInfoFromPDU(pdu, &resInfo, endpoint);
+ CAResponseInfo_t* resInfo = (CAResponseInfo_t*)OICCalloc(1, sizeof(*resInfo));
+ if (!resInfo)
+ {
+ OIC_LOG(ERROR, TAG, "memory allocation failed");
+ OICFree(requestData.token);
+ return NULL;
+ }
+ CAGetResponseInfoFromPDU(pdu, resInfo, endpoint);
requestInfo->method = CA_GET;
- requestInfo->info.resourceUri = resInfo.info.resourceUri;
+ requestInfo->info.messageId = CAGetMessageIdFromPduBinaryData(pdu->hdr, pdu->length);
+ requestInfo->info.resourceUri = OICStrdup(resInfo->info.resourceUri);
+
+ // after copying the resource uri, destroy response info.
+ CADestroyResponseInfoInternal(resInfo);
}
CAData_t *data = (CAData_t *) OICCalloc(1, sizeof(CAData_t));
return CA_STATUS_OK;
}
-CAResult_t CAUpdateBlockOptionType(const CABlockDataID_t *blockID,
- uint8_t blockType)
+CAResult_t CAUpdateBlockOptionType(const CABlockDataID_t *blockID, uint8_t blockType)
{
OIC_LOG(DEBUG, TAG, "IN-UpdateBlockOptionType");
VERIFY_NON_NULL(blockID, TAG, "blockID");
VERIFY_NON_NULL(sendData, TAG, "sendData");
VERIFY_NON_NULL(blockData, TAG, "blockData");
- CABlockDataID_t* blockDataID;
- if(sendData->requestInfo)
+ if (sendData->responseInfo)
{
- blockDataID = CACreateBlockDatablockId(
- (CAToken_t)sendData->requestInfo->info.token,
- sendData->requestInfo->info.tokenLength,
- sendData->remoteEndpoint->port);
- }
- else if(sendData->responseInfo)
- {
- blockDataID = CACreateBlockDatablockId(
- (CAToken_t)sendData->responseInfo->info.token,
- sendData->responseInfo->info.tokenLength,
- sendData->remoteEndpoint->port);
- }
- else
- {
- OIC_LOG(ERROR, TAG, "sendData doesn't have requestInfo or responseInfo");
- return CA_STATUS_FAILED;
- }
-
- if (NULL == blockDataID || blockDataID->idLength < 1)
- {
- OIC_LOG(ERROR, TAG, "blockId is null");
- CADestroyBlockID(blockDataID);
- return CA_STATUS_FAILED;
- }
-
- ca_mutex_lock(g_context.blockDataListMutex);
-
- size_t len = u_arraylist_length(g_context.dataList);
- for (size_t i = 0; i < len; i++)
- {
- CABlockData_t *currData = (CABlockData_t *) u_arraylist_get(g_context.dataList, i);
- if (!currData)
+ CABlockDataID_t* blockDataID = CACreateBlockDatablockId(
+ (CAToken_t)sendData->responseInfo->info.token,
+ sendData->responseInfo->info.tokenLength,
+ sendData->remoteEndpoint->port);
+ if (NULL == blockDataID || blockDataID->idLength < 1)
{
- continue;
+ OIC_LOG(ERROR, TAG, "blockId is null");
+ CADestroyBlockID(blockDataID);
+ return CA_STATUS_FAILED;
}
- if (sendData->requestInfo) // sendData is requestMessage
+ CABlockData_t *storedData = CAGetBlockDataFromBlockDataList(blockDataID);
+ if (storedData)
{
- OIC_LOG(DEBUG, TAG, "Send request");
- if (NULL != currData->blockDataId
- && NULL != currData->blockDataId->id
- && currData->blockDataId->idLength > 0
- && NULL != sendData->requestInfo->info.token)
+ OIC_LOG(DEBUG, TAG, "Send response about the received block request.");
+ if (storedData->sentData)
{
- if (CABlockidMatches(currData, blockDataID))
- {
- OIC_LOG(ERROR, TAG, "already sent");
- continue;
- }
+ OIC_LOG(DEBUG, TAG, "init block number");
+ CADestroyDataSet(storedData->sentData);
}
+ storedData->sentData = CACloneCAData(sendData);
+ *blockData = storedData;
+ CADestroyBlockID(blockDataID);
+ return CA_STATUS_OK;
}
- else if (sendData->responseInfo) // sendData is responseMessage
- {
- OIC_LOG(DEBUG, TAG, "Send response");
- if (NULL != currData->blockDataId
- && NULL != currData->blockDataId->id
- && currData->blockDataId->idLength > 0
- && NULL != sendData->responseInfo->info.token)
- {
- if (CABlockidMatches(currData, blockDataID))
- {
- // set sendData
- if (NULL != currData->sentData)
- {
- OIC_LOG(DEBUG, TAG, "init block number");
- CADestroyDataSet(currData->sentData);
- }
- currData->sentData = CACloneCAData(sendData);
- *blockData = currData;
- ca_mutex_unlock(g_context.blockDataListMutex);
- CADestroyBlockID(blockDataID);
- return CA_STATUS_OK;
- }
- }
- }
- else
- {
- OIC_LOG(ERROR, TAG, "no CAInfo data");
- continue;
- }
+ CADestroyBlockID(blockDataID);
}
- ca_mutex_unlock(g_context.blockDataListMutex);
-
- CADestroyBlockID(blockDataID);
return CA_STATUS_FAILED;
}
projects / platform / upstream / iotivity.git / blobdiff