diff options
Diffstat (limited to 'common/src/txe_event_flags_info_get.c')
| -rw-r--r-- | common/src/txe_event_flags_info_get.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/common/src/txe_event_flags_info_get.c b/common/src/txe_event_flags_info_get.c new file mode 100644 index 00000000..6abfeb79 --- /dev/null +++ b/common/src/txe_event_flags_info_get.c @@ -0,0 +1,115 @@ +/**************************************************************************/ +/* */ +/* 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_event_flags.h" + + +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _txe_event_flags_info_get PORTABLE C */ +/* 6.0 */ +/* AUTHOR */ +/* */ +/* William E. Lamie, Microsoft Corporation */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function checks for errors in the event flag information get */ +/* service. */ +/* */ +/* INPUT */ +/* */ +/* group_ptr Pointer to event flag group */ +/* name Destination for the event flags */ +/* group name */ +/* current_flags Current event flags */ +/* first_suspended Destination for pointer of first */ +/* thread suspended on event flags */ +/* suspended_count Destination for suspended count */ +/* next_group Destination for pointer to next */ +/* event flag group on the created */ +/* list */ +/* */ +/* OUTPUT */ +/* */ +/* TX_GROUP_ERROR Invalid event flag group pointer */ +/* status Completion status */ +/* */ +/* CALLS */ +/* */ +/* _tx_event_flags_info_get Actual event flags group info */ +/* get service */ +/* */ +/* CALLED BY */ +/* */ +/* Application Code */ +/* */ +/* RELEASE HISTORY */ +/* */ +/* DATE NAME DESCRIPTION */ +/* */ +/* 05-19-2020 William E. Lamie Initial Version 6.0 */ +/* */ +/**************************************************************************/ +UINT _txe_event_flags_info_get(TX_EVENT_FLAGS_GROUP *group_ptr, CHAR **name, ULONG *current_flags, + TX_THREAD **first_suspended, ULONG *suspended_count, + TX_EVENT_FLAGS_GROUP **next_group) +{ + +UINT status; + + + /* 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; + } + + /* 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 + { + + /* Otherwise, call the actual event flags group information get service. */ + status = _tx_event_flags_info_get(group_ptr, name, current_flags, first_suspended, + suspended_count, next_group); + } + + /* Return completion status. */ + return(status); +} + |