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freertos: Add GetStaticBuffer functions

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This commit adds the various ...GetStaticBuffer() functions from upstream
FreeRTOS. See https://github.com/FreeRTOS/FreeRTOS-Kernel/pull/641 for more
details.
This commit is contained in:
Darian Leung
2023-03-21 21:29:52 +08:00
parent 902d8f392d
commit 478e041ce5
25 changed files with 775 additions and 2 deletions
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21
components/freertos/FreeRTOS-Kernel-SMP/include/freertos/semphr.h
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@@ -1170,4 +1170,25 @@ typedef QueueHandle_t SemaphoreHandle_t;
*/
#define uxSemaphoreGetCount( xSemaphore ) uxQueueMessagesWaiting( ( QueueHandle_t ) ( xSemaphore ) )
/**
* semphr.h
* @code{c}
* BaseType_t xSemaphoreGetStaticBuffer( SemaphoreHandle_t xSemaphore );
* @endcode
*
* Retrieve pointer to a statically created binary semaphore, counting semaphore,
* or mutex semaphore's data structure buffer. This is the same buffer that is
* supplied at the time of creation.
*
* @param xSemaphore The semaphore for which to retrieve the buffer.
*
* @param ppxSemaphoreBuffer Used to return a pointer to the semaphore's
* data structure buffer.
*
* @return pdTRUE if buffer was retrieved, pdFALSE otherwise.
*/
#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
#define xSemaphoreGetStaticBuffer( xSemaphore, ppxSemaphoreBuffer ) xQueueGenericGetStaticBuffers( ( QueueHandle_t ) ( xSemaphore ), NULL, ( ppxSemaphoreBuffer ) )
#endif /* configSUPPORT_STATIC_ALLOCATION */
#endif /* SEMAPHORE_H */