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SourceVuESP-IDF Framework and ExamplesFreeRTOSQueueDefinition::uxLength

QueueDefinition::uxLength field

Syntax

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Summary

Declaration

from queue.c:131

UBaseType_t uxLength;

References

Code

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Referrer

UBaseType_t uxLength; /*< The length of the queue defined as the number of items it will hold, not the number of bytes. */

( pxQueue->uxLength >= 1U ) &&

xQueueGenericReset()

( ( SIZE_MAX / pxQueue->uxLength ) >= pxQueue->uxItemSize ) )

xQueueGenericReset()

pxQueue->u.xQueue.pcTail = pxQueue->pcHead + ( pxQueue->uxLength * pxQueue->uxItemSize ); /*lint !e9016 Pointer arithmetic allowed on char types, especially when it assists conveying intent. */

xQueueGenericReset()

pxQueue->u.xQueue.pcReadFrom = pxQueue->pcHead + ( ( pxQueue->uxLength - 1U ) * pxQueue->uxItemSize ); /*lint !e9016 Pointer arithmetic allowed on char types, especially when it assists conveying intent. */

xQueueGenericReset()

pxNewQueue->uxLength = uxQueueLength;

prvInitialiseNewQueue()

configASSERT( !( ( xCopyPosition == queueOVERWRITE ) && ( pxQueue->uxLength != 1 ) ) );

xQueueGenericSend()

if( ( pxQueue->uxMessagesWaiting < pxQueue->uxLength ) || ( xCopyPosition == queueOVERWRITE ) )

xQueueGenericSend()

configASSERT( !( ( xCopyPosition == queueOVERWRITE ) && ( pxQueue->uxLength != 1 ) ) );

xQueueGenericSendFromISR()

if( ( pxQueue->uxMessagesWaiting < pxQueue->uxLength ) || ( xCopyPosition == queueOVERWRITE ) )

xQueueGenericSendFromISR()

if( uxMessagesWaiting < pxQueue->uxLength )

xQueueGiveFromISR()

uxReturn = pxQueue->uxLength - pxQueue->uxMessagesWaiting;

uxQueueSpacesAvailable()

if( pxQueue->uxMessagesWaiting == pxQueue->uxLength )

prvIsQueueFull()

if( pxQueue->uxMessagesWaiting == pxQueue->uxLength )

xQueueIsQueueFullFromISR()

configASSERT( pxQueueSetContainer->uxMessagesWaiting < pxQueueSetContainer->uxLength );

prvNotifyQueueSetContainer()

if( pxQueueSetContainer->uxMessagesWaiting < pxQueueSetContainer->uxLength )

prvNotifyQueueSetContainer()

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Data Use

QueueDefinition::uxLength is written by 1 function and is read by 8 functions:

prvInitialiseNewQueue()

QueueDefinition::uxLength

xQueueGenericReset()

xQueueGenericSend()

xQueueGenericSendFromISR()

xQueueGiveFromISR()

uxQueueSpacesAvailable()

prvIsQueueFull()

xQueueIsQueueFullFromISR()

prvNotifyQueueSetContainer()

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