threadx
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Outline
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#define TX_SOURCE_CODE
#include "tx_api.h"
#include "tx_thread.h"
#include "tx_timer.h"
#include "tx_event_flags.h"
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_txe_event_flags_delete(TX_EVENT_FLAGS_GROUP *)
Files
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SourceVuSTM32 Libraries and Samplesthreadxcommon/src/txe_event_flags_delete.c
 
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/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */... /**************************************************************************/ ... /**************************************************************************/ /**************************************************************************/ /** */ /** ThreadX Component */ /** */ /** Event Flags */ /** */... /**************************************************************************/ /**************************************************************************/ #define TX_SOURCE_CODE /* Include necessary system files. */ #include "tx_api.h" #include "tx_thread.h" #include "tx_timer.h" #include "tx_event_flags.h" ... /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _txe_event_flags_delete PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function checks for errors in the delete event flags group */ /* function call. */ /* */ /* INPUT */ /* */ /* group_ptr Pointer to group control block */ /* */ /* OUTPUT */ /* */ /* TX_GROUP_ERROR Invalid event flag group pointer */ /* TX_CALLER_ERROR Invalid caller of this function */ /* status Actual completion status */ /* */ /* CALLS */ /* */ /* _tx_event_flags_delete Actual delete event flags function*/ /* */ /* CALLED BY */ /* */ /* Application Code */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 05-19-2020 William E. Lamie Initial Version 6.0 */ /* 09-30-2020 Yuxin Zhou Modified comment(s), */ /* resulting in version 6.1 */ /* */... /**************************************************************************/ UINT _txe_event_flags_delete(TX_EVENT_FLAGS_GROUP *group_ptr) { UINT status; #ifndef TX_TIMER_PROCESS_IN_ISR TX_THREAD *thread_ptr; #endif #ifndef TX_TIMER_PROCESS_IN_ISR /* Default status to success. */ status = TX_SUCCESS;/* ... */ #endif /* Check for an invalid event flag group pointer. */ if (group_ptr == TX_NULL) { /* Event flags group pointer is invalid, return appropriate error code. */ status = TX_GROUP_ERROR; }if (group_ptr == TX_NULL) { ... } /* Now check for invalid event flag group ID. */ else if (group_ptr -> tx_event_flags_group_id != TX_EVENT_FLAGS_ID) { /* Event flags group pointer is invalid, return appropriate error code. */ status = TX_GROUP_ERROR; }else if (group_ptr -> tx_event_flags_group_id != TX_EVENT_FLAGS_ID) { ... } /* Check for invalid caller of this function. */ /* Is the caller an ISR or Initialization? */ else if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0)) { /* Invalid caller of this function, return appropriate error code. */ status = TX_CALLER_ERROR; }else if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0)) { ... } else { #ifndef TX_TIMER_PROCESS_IN_ISR /* Pickup thread pointer. */ TX_THREAD_GET_CURRENT(thread_ptr) /* Is the caller the system timer thread? */ if (thread_ptr == &_tx_timer_thread) { /* Invalid caller of this function, return appropriate error code. */ status = TX_CALLER_ERROR; }if (thread_ptr == &_tx_timer_thread) { ... } /* Determine if everything is okay. */ if (status == TX_SUCCESS) { #endif /* Call actual event flag group delete function. */ status = _tx_event_flags_delete(group_ptr); #ifndef TX_TIMER_PROCESS_IN_ISR }if (status == TX_SUCCESS) { ... } #endif }else { ... } /* Return completion status. */ return(status); }{ ... }
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