add SMP, Modules, and more processor/tools releases
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143
common_smp/src/tx_event_flags_info_get.c
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143
common_smp/src/tx_event_flags_info_get.c
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/**************************************************************************/
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/* */
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/* Copyright (c) Microsoft Corporation. All rights reserved. */
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/* */
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/* This software is licensed under the Microsoft Software License */
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/* Terms for Microsoft Azure RTOS. Full text of the license can be */
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/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
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/* and in the root directory of this software. */
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/* */
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/**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** ThreadX Component */
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/** */
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/** Event Flags */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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#define TX_SOURCE_CODE
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/* Include necessary system files. */
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#include "tx_api.h"
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#include "tx_trace.h"
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#include "tx_event_flags.h"
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_event_flags_info_get PORTABLE C */
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/* 6.0.1 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function retrieves information from the specified event flag */
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/* group. */
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/* */
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/* INPUT */
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/* */
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/* group_ptr Pointer to event flag group */
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/* name Destination for the event flag */
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/* group name */
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/* current_flags Current event flags */
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/* first_suspended Destination for pointer of first */
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/* thread suspended on event flags */
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/* suspended_count Destination for suspended count */
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/* next_group Destination for pointer to next */
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/* event flag group on the created */
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/* list */
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/* */
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/* OUTPUT */
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/* */
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/* status Completion status */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* Application Code */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 06-30-2020 William E. Lamie Initial Version 6.0.1 */
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/* */
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/**************************************************************************/
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UINT _tx_event_flags_info_get(TX_EVENT_FLAGS_GROUP *group_ptr, CHAR **name, ULONG *current_flags,
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TX_THREAD **first_suspended, ULONG *suspended_count,
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TX_EVENT_FLAGS_GROUP **next_group)
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{
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TX_INTERRUPT_SAVE_AREA
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/* Disable interrupts. */
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TX_DISABLE
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/* If trace is enabled, insert this event into the trace buffer. */
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TX_TRACE_IN_LINE_INSERT(TX_TRACE_EVENT_FLAGS_INFO_GET, group_ptr, 0, 0, 0, TX_TRACE_EVENT_FLAGS_EVENTS)
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/* Log this kernel call. */
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TX_EL_EVENT_FLAGS_INFO_GET_INSERT
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/* Retrieve all the pertinent information and return it in the supplied
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destinations. */
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/* Retrieve the name of the event flag group. */
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if (name != TX_NULL)
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{
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*name = group_ptr -> tx_event_flags_group_name;
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}
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/* Retrieve the current event flags in the event flag group. */
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if (current_flags != TX_NULL)
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{
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/* Pickup the current flags and apply delayed clearing. */
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*current_flags = group_ptr -> tx_event_flags_group_current &
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~group_ptr -> tx_event_flags_group_delayed_clear;
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}
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/* Retrieve the first thread suspended on this event flag group. */
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if (first_suspended != TX_NULL)
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{
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*first_suspended = group_ptr -> tx_event_flags_group_suspension_list;
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}
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/* Retrieve the number of threads suspended on this event flag group. */
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if (suspended_count != TX_NULL)
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{
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*suspended_count = (ULONG) group_ptr -> tx_event_flags_group_suspended_count;
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}
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/* Retrieve the pointer to the next event flag group created. */
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if (next_group != TX_NULL)
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{
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*next_group = group_ptr -> tx_event_flags_group_created_next;
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}
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/* Restore interrupts. */
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TX_RESTORE
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/* Return completion status. */
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return(TX_SUCCESS);
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}
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