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- #ifndef EVENT_GROUPS_H
- #define EVENT_GROUPS_H
- #ifndef INC_FREERTOS_H
- #error "include FreeRTOS.h" must appear in source files before "include event_groups.h"
- #endif
- #include "timers.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- struct EventGroupDef_t;
- typedef struct EventGroupDef_t * EventGroupHandle_t;
- typedef TickType_t EventBits_t;
- #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
- EventGroupHandle_t xEventGroupCreate( void ) PRIVILEGED_FUNCTION;
- #endif
- #if ( configSUPPORT_STATIC_ALLOCATION == 1 )
- EventGroupHandle_t xEventGroupCreateStatic( StaticEventGroup_t * pxEventGroupBuffer ) PRIVILEGED_FUNCTION;
- #endif
- EventBits_t xEventGroupWaitBits( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToWaitFor,
- const BaseType_t xClearOnExit,
- const BaseType_t xWaitForAllBits,
- TickType_t xTicksToWait ) PRIVILEGED_FUNCTION;
- EventBits_t xEventGroupClearBits( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToClear ) PRIVILEGED_FUNCTION;
- #if ( configUSE_TRACE_FACILITY == 1 )
- BaseType_t xEventGroupClearBitsFromISR( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToClear ) PRIVILEGED_FUNCTION;
- #else
- #define xEventGroupClearBitsFromISR( xEventGroup, uxBitsToClear ) \
- xTimerPendFunctionCallFromISR( vEventGroupClearBitsCallback, ( void * ) xEventGroup, ( uint32_t ) uxBitsToClear, NULL )
- #endif
- EventBits_t xEventGroupSetBits( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToSet ) PRIVILEGED_FUNCTION;
- #if ( configUSE_TRACE_FACILITY == 1 )
- BaseType_t xEventGroupSetBitsFromISR( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToSet,
- BaseType_t * pxHigherPriorityTaskWoken ) PRIVILEGED_FUNCTION;
- #else
- #define xEventGroupSetBitsFromISR( xEventGroup, uxBitsToSet, pxHigherPriorityTaskWoken ) \
- xTimerPendFunctionCallFromISR( vEventGroupSetBitsCallback, ( void * ) xEventGroup, ( uint32_t ) uxBitsToSet, pxHigherPriorityTaskWoken )
- #endif
- EventBits_t xEventGroupSync( EventGroupHandle_t xEventGroup,
- const EventBits_t uxBitsToSet,
- const EventBits_t uxBitsToWaitFor,
- TickType_t xTicksToWait ) PRIVILEGED_FUNCTION;
- #define xEventGroupGetBits( xEventGroup ) xEventGroupClearBits( xEventGroup, 0 )
- EventBits_t xEventGroupGetBitsFromISR( EventGroupHandle_t xEventGroup ) PRIVILEGED_FUNCTION;
- void vEventGroupDelete( EventGroupHandle_t xEventGroup ) PRIVILEGED_FUNCTION;
- void vEventGroupSetBitsCallback( void * pvEventGroup,
- const uint32_t ulBitsToSet ) PRIVILEGED_FUNCTION;
- void vEventGroupClearBitsCallback( void * pvEventGroup,
- const uint32_t ulBitsToClear ) PRIVILEGED_FUNCTION;
- #if ( configUSE_TRACE_FACILITY == 1 )
- UBaseType_t uxEventGroupGetNumber( void * xEventGroup ) PRIVILEGED_FUNCTION;
- void vEventGroupSetNumber( void * xEventGroup,
- UBaseType_t uxEventGroupNumber ) PRIVILEGED_FUNCTION;
- #endif
- #ifdef __cplusplus
- }
- #endif
- #endif
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