Outline ![]()
Files ![]()
loading...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
/**************************************************************************/
/* */
/* 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_set_notify PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function checks for errors in the event flags set notify */
/* callback function call. */
/* */
/* INPUT */
/* */
/* group_ptr Pointer to group control block*/
/* group_put_notify Application callback function */
/* (TX_NULL disables notify) */
/* */
/* OUTPUT */
/* */
/* status Service return status */
/* */
/* CALLS */
/* */
/* _tx_event_flags_set_notify Actual event flags set notify */
/* call */
/* */
/* 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_set_notify(TX_EVENT_FLAGS_GROUP *group_ptr, VOID (*events_set_notify)(TX_EVENT_FLAGS_GROUP *notify_group_ptr))
{
UINT status;
/* Check for an invalid 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 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
{
/* Call actual event flags set notify function. */
status = _tx_event_flags_set_notify(group_ptr, events_set_notify);
}
/* Return completion status. */
return(status);
}