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 /** ThreadX Component                                                     */
16 /**                                                                       */
17 /**   Trace                                                               */
18 /**                                                                       */
19 /**************************************************************************/
20 /**************************************************************************/
21 
22 #ifndef TX_SOURCE_CODE
23 #define TX_SOURCE_CODE
24 #endif
25 
26 
27 /* Include necessary system files.  */
28 
29 #include "tx_api.h"
30 #include "tx_trace.h"
31 
32 
33 /**************************************************************************/
34 /*                                                                        */
35 /*  FUNCTION                                               RELEASE        */
36 /*                                                                        */
37 /*    _tx_trace_buffer_full_notify                        PORTABLE C      */
38 /*                                                           6.1          */
39 /*  AUTHOR                                                                */
40 /*                                                                        */
41 /*    William E. Lamie, Microsoft Corporation                             */
42 /*                                                                        */
43 /*  DESCRIPTION                                                           */
44 /*                                                                        */
45 /*    This function sets up the application callback function that is     */
46 /*    called whenever the trace buffer becomes full. The application      */
47 /*    can then swap to a new trace buffer in order not to lose any        */
48 /*    events.                                                             */
49 /*                                                                        */
50 /*  INPUT                                                                 */
51 /*                                                                        */
52 /*    full_buffer_callback                  Full trace buffer processing  */
53 /*                                            function                    */
54 /*                                                                        */
55 /*  OUTPUT                                                                */
56 /*                                                                        */
57 /*    Completion Status                                                   */
58 /*                                                                        */
59 /*  CALLS                                                                 */
60 /*                                                                        */
61 /*    None                                                                */
62 /*                                                                        */
63 /*  CALLED BY                                                             */
64 /*                                                                        */
65 /*    Application Code                                                    */
66 /*                                                                        */
67 /*  RELEASE HISTORY                                                       */
68 /*                                                                        */
69 /*    DATE              NAME                      DESCRIPTION             */
70 /*                                                                        */
71 /*  05-19-2020     William E. Lamie         Initial Version 6.0           */
72 /*  09-30-2020     Yuxin Zhou               Modified comment(s),          */
73 /*                                            resulting in version 6.1    */
74 /*                                                                        */
75 /**************************************************************************/
_tx_trace_buffer_full_notify(VOID (* full_buffer_callback)(VOID * buffer))76 UINT  _tx_trace_buffer_full_notify(VOID (*full_buffer_callback)(VOID *buffer))
77 {
78 
79 #ifdef TX_ENABLE_EVENT_TRACE
80 
81     /* Setup the callback function pointer.  */
82     _tx_trace_full_notify_function =  full_buffer_callback;
83 
84     /* Return success.  */
85     return(TX_SUCCESS);
86 
87 #else
88 
89 UINT    status;
90 
91 
92     /* Access input arguments just for the sake of lint, MISRA, etc.  */
93     if (full_buffer_callback != TX_NULL)
94     {
95 
96         /* Trace not enabled, return an error.  */
97         status =  TX_FEATURE_NOT_ENABLED;
98     }
99     else
100     {
101 
102         /* Trace not enabled, return an error.  */
103         status =  TX_FEATURE_NOT_ENABLED;
104     }
105 
106     /* Return completion status.  */
107     return(status);
108 #endif
109 }
110 
111