ICELIB_FIFO_ELEMENT *pICELIB_fifoIteratorNext(ICELIB_TRIGGERED_FIFO_ITERATOR *iterator)
{
ICELIB_FIFO_ELEMENT *element = NULL;
if (ICELIB_fifoIsEmpty(iterator->fifo))
return NULL;
if (iterator->atEnd)
return NULL;
if (ICELIB_fifoIsFull(iterator->fifo)) {
element = &iterator->fifo->elements[ iterator->index];
fifoIncrementToNext(iterator->index);
if (iterator->index == iterator->fifo->inIndex) {
iterator->atEnd = true;
}
} else {
if (iterator->index == iterator->fifo->inIndex) {
iterator->atEnd = true;
return NULL;
}
element = &iterator->fifo->elements[ iterator->index];
fifoIncrementToNext(iterator->index);
}
return element;
}
ICELIB_LIST_PAIR*
pICELIB_triggeredFifoGet(ICELIB_CHECKLIST* checkList,
ICELIB_CALLBACK_LOG* callbackLog,
ICELIB_TRIGGERED_FIFO* fifo)
{
uint32_t pairId;
ICELIB_LIST_PAIR* pair;
do
{
if ( ICELIB_fifoIsEmpty(fifo) )
{
ICELIB_log(callbackLog, ICELIB_logDebug,
"Triggered Check FIFO is empty!");
return NULL;
}
pairId = ICELIB_fifoGet(fifo);
} while (pairId == ICELIB_FIFO_ELEMENT_REMOVED);
pair = ICELIB_getPairById(checkList, pairId);
if (pair == NULL)
{
ICELIB_log1(callbackLog,
ICELIB_logDebug,
"Could not find pair by Id: %u",
pairId);
}
return pair;
}
//
//----- Return: element - fifo was not empty
// ICELIB_FIFO_IS_EMPTY - fifo is empty!!
//
ICELIB_FIFO_ELEMENT ICELIB_fifoGet(ICELIB_TRIGGERED_FIFO *fifo)
{
unsigned int outPreIndex;
if (ICELIB_fifoIsEmpty(fifo))
return ICELIB_FIFO_IS_EMPTY;
fifo->isFull = false;
outPreIndex = fifo->outIndex;
fifoIncrementToNext(fifo->outIndex);
return fifo->elements[ outPreIndex];
}
bool ICELIB_triggeredFifoIsEmpty(const ICELIB_TRIGGERED_FIFO *fifo)
{
return ICELIB_fifoIsEmpty(fifo);
}
