//------------------------------------------------------------------------------
static BOOL getCnNmtRequest(tDllReqServiceId* pReqServiceId_p, UINT* pNodeId_p)
{
tCircBufError err;
UINT rxNodeId;
size_t size = sizeof(rxNodeId);
// next queue will be MnGenReq queue
instance_l.nextRequestQueue = 2;
err = circbuf_readData(instance_l.pQueueCnRequestNmt, &rxNodeId, size, &size);
switch (err)
{
case kCircBufOk:
if (instance_l.aCnRequestCntNmt[rxNodeId-1] > 0)
{
*pNodeId_p = rxNodeId;
*pReqServiceId_p = kDllReqServiceNmtRequest;
// dllkcal_ackAsyncRequest() will decrement the request count!
return TRUE;
}
// fall-trough
case kCircBufNoReadableData:
default:
// an empty or faulty queue has no requests
return FALSE;
}
}
//------------------------------------------------------------------------------
static tOplkError getDataBlock(tDllCalQueueInstance pDllCalQueue_p,
BYTE* pData_p, UINT* pDataSize_p)
{
tOplkError ret = kErrorOk;
tCircBufError error;
tDllCalCircBufInstance* pDllCalCircBufInstance =
(tDllCalCircBufInstance*)pDllCalQueue_p;
size_t actualDataSize;
if (pDllCalCircBufInstance == NULL)
{
ret = kErrorInvalidInstanceParam;
goto Exit;
}
error = circbuf_readData(pDllCalCircBufInstance->pCircBufInstance, pData_p,
(size_t)*pDataSize_p, &actualDataSize);
if (error != kCircBufOk)
{
if (error == kCircBufNoReadableData)
{
ret = kErrorDllAsyncTxBufferEmpty;
}
else
{
ret = kErrorNoResource;
}
goto Exit;
}
*pDataSize_p = (UINT)actualDataSize;
Exit:
return ret;
}
//------------------------------------------------------------------------------
static BOOL getMnStatusRequest(tDllReqServiceId* pReqServiceId_p, UINT* pNodeId_p)
{
tCircBufError err;
UINT rxNodeId;
size_t size = sizeof(rxNodeId);
// next queue will be MnSyncReq queue
instance_l.nextRequestQueue = 5;
err = circbuf_readData(instance_l.pQueueStatusReq, &rxNodeId, size, &size);
if (err == kCircBufOk)
{ // queue is not empty
*pNodeId_p = rxNodeId;
*pReqServiceId_p = kDllReqServiceStatus;
return TRUE;
}
return FALSE;
}
//------------------------------------------------------------------------------
static tOplkError getDataBlock(tDllCalQueueInstance pDllCalQueue_p,
UINT8* pData_p,
UINT* pDataSize_p)
{
tOplkError ret = kErrorOk;
tCircBufError error;
tDllCalCircBufInstance* pDllCalCircBufInstance =
(tDllCalCircBufInstance*)pDllCalQueue_p;
size_t actualDataSize;
// Check parameter validity
ASSERT(pData_p != NULL);
ASSERT(pDataSize_p != NULL);
if (pDllCalCircBufInstance == NULL)
{
ret = kErrorInvalidInstanceParam;
goto Exit;
}
error = circbuf_readData(pDllCalCircBufInstance->pCircBufInstance,
(void*)pData_p,
(ULONG)*pDataSize_p,
&actualDataSize);
if (error != kCircBufOk)
{
if (error == kCircBufNoReadableData)
ret = kErrorDllAsyncTxBufferEmpty;
else
ret = kErrorNoResource;
goto Exit;
}
*pDataSize_p = (UINT)actualDataSize;
Exit:
return ret;
}
//------------------------------------------------------------------------------
tOplkError sdotestcom_cbEvent(tEvent* pOplkEvent_p)
{
tOplkError ret;
tOplkError Sequret;
tSdoTestComCon* pCmdCon;
tPlkFrame* pFrame;
tCircBufError Cbret;
ULONG ulDataSize;
size_t size_p;
size_t FrameSize;
ret = kErrorOk;
pFrame = NULL;
FrameSize = C_DLL_MAX_ASYNC_MTU;
size_p = 0x00;
ulDataSize = 0x00;
switch (pOplkEvent_p->eventType)
{
case kEventTypeSdoAsySend:
// Check parameter
if (sizeof(*pCmdCon) == pOplkEvent_p->eventArgSize)
{
pCmdCon = (tSdoTestComCon*)pOplkEvent_p->pEventArg;
}
else
{
ret = kErrorSdoComInvalidParam;
goto Exit;
}
pFrame = (tPlkFrame*)OPLK_MALLOC(FrameSize);
if (pFrame == NULL)
{
ret = kErrorNoResource;
goto Exit;
}
// Send all frames in that are currently in the shared buffer
do
{
OPLK_MEMSET(pFrame, 0, FrameSize);
Cbret = circbuf_readData(pCmdCon->pCbBufInst,
pFrame, size_p,
&FrameSize);
if ((kCircBufOk == Cbret) &&
(ulDataSize > PLK_FRAME_OFFSET_SDO_COMU))
{
Sequret = sdoseq_sendData(pCmdCon->tSeqHdl,
ulDataSize - PLK_FRAME_OFFSET_SDO_COMU,
pFrame);
// Send all frames, but return error code if any frame fails
if (Sequret != kErrorOk)
{
ret = Sequret;
}
}
}
while (Cbret == kCircBufOk);
// kShbNoReadableData would be the only error free condition
// for the preceding loop to end
if (kCircBufNoReadableData != Cbret)
{
ret = kErrorInvalidOperation;
}
break;
default:
// Reject unknown events
ret = kErrorInvalidOperation;
break;
}
Exit:
if (pFrame != NULL)
{
OPLK_FREE(pFrame);
}
return ret;
}
