1 /***************************************************************************
2 * Copyright (c) 2024 Microsoft Corporation
3 *
4 * This program and the accompanying materials are made available under the
5 * terms of the MIT License which is available at
6 * https://opensource.org/licenses/MIT.
7 *
8 * SPDX-License-Identifier: MIT
9 **************************************************************************/
10
11
12 /**************************************************************************/
13 /**************************************************************************/
14 /** */
15 /** USBX Component */
16 /** */
17 /** Utility */
18 /** */
19 /**************************************************************************/
20 /**************************************************************************/
21
22
23 /* Include necessary system files. */
24
25 #define UX_SOURCE_CODE
26
27 #include "ux_api.h"
28
29
30 #if !defined(UX_STANDALONE)
31 /**************************************************************************/
32 /* */
33 /* FUNCTION RELEASE */
34 /* */
35 /* _ux_utility_event_flags_create PORTABLE C */
36 /* 6.1.11 */
37 /* AUTHOR */
38 /* */
39 /* Chaoqiong Xiao, Microsoft Corporation */
40 /* */
41 /* DESCRIPTION */
42 /* */
43 /* This function creates a threadx group of flags */
44 /* */
45 /* INPUT */
46 /* */
47 /* group_ptr Event flag control group */
48 /* name Pointer to thread name string */
49 /* */
50 /* OUTPUT */
51 /* */
52 /* Completion Status */
53 /* */
54 /* CALLS */
55 /* */
56 /* tx_event_flags_create ThreadX create event flag */
57 /* */
58 /* CALLED BY */
59 /* */
60 /* USBX Components */
61 /* */
62 /* RELEASE HISTORY */
63 /* */
64 /* DATE NAME DESCRIPTION */
65 /* */
66 /* 05-19-2020 Chaoqiong Xiao Initial Version 6.0 */
67 /* 09-30-2020 Chaoqiong Xiao Modified comment(s), */
68 /* used UX prefix to refer to */
69 /* TX symbols instead of using */
70 /* them directly, */
71 /* resulting in version 6.1 */
72 /* 04-25-2022 Chaoqiong Xiao Modified comment(s), */
73 /* off in standalone build, */
74 /* resulting in version 6.1.11 */
75 /* */
76 /**************************************************************************/
_ux_utility_event_flags_create(UX_EVENT_FLAGS_GROUP * group_ptr,CHAR * name)77 UINT _ux_utility_event_flags_create(UX_EVENT_FLAGS_GROUP*group_ptr, CHAR *name)
78 {
79
80 UINT status;
81
82 /* Call ThreadX to create the event flags. */
83 status = tx_event_flags_create(group_ptr, name);
84
85 /* Check for status. */
86 if (status != UX_SUCCESS)
87 {
88
89 /* Error trap. */
90 _ux_system_error_handler(UX_SYSTEM_LEVEL_THREAD, UX_SYSTEM_CONTEXT_UTILITY, UX_EVENT_ERROR);
91
92 /* If trace is enabled, insert this event into the trace buffer. */
93 UX_TRACE_IN_LINE_INSERT(UX_TRACE_ERROR, UX_EVENT_ERROR, group_ptr, 0, 0, UX_TRACE_ERRORS, 0, 0)
94
95 }
96 /* Return completion status. */
97 return(status);
98 }
99 #endif
100
