1 /**************************************************************************/
2 /*                                                                        */
3 /*       Copyright (c) Microsoft Corporation. All rights reserved.        */
4 /*                                                                        */
5 /*       This software is licensed under the Microsoft Software License   */
6 /*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
7 /*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
8 /*       and in the root directory of this software.                      */
9 /*                                                                        */
10 /**************************************************************************/
11 
12 
13 /**************************************************************************/
14 /**************************************************************************/
15 /**                                                                       */
16 /** NetX Component                                                        */
17 /**                                                                       */
18 /**   Packet Pool Management (Packet)                                     */
19 /**                                                                       */
20 /**************************************************************************/
21 /**************************************************************************/
22 
23 #define NX_SOURCE_CODE
24 
25 
26 /* Locate NetX global Packet Pool Component data in this file.  */
27 
28 #define NX_PACKET_POOL_INIT
29 
30 
31 /* Include necessary system files.  */
32 
33 #include "nx_api.h"
34 #include "nx_packet.h"
35 
36 
37 /**************************************************************************/
38 /*                                                                        */
39 /*  FUNCTION                                               RELEASE        */
40 /*                                                                        */
41 /*    _nx_packet_pool_initialize                          PORTABLE C      */
42 /*                                                           6.1          */
43 /*  AUTHOR                                                                */
44 /*                                                                        */
45 /*    Yuxin Zhou, Microsoft Corporation                                   */
46 /*                                                                        */
47 /*  DESCRIPTION                                                           */
48 /*                                                                        */
49 /*    This function initializes the packet pool management component.     */
50 /*                                                                        */
51 /*  INPUT                                                                 */
52 /*                                                                        */
53 /*    None                                                                */
54 /*                                                                        */
55 /*  OUTPUT                                                                */
56 /*                                                                        */
57 /*    None                                                                */
58 /*                                                                        */
59 /*  CALLS                                                                 */
60 /*                                                                        */
61 /*    None                                                                */
62 /*                                                                        */
63 /*  CALLED BY                                                             */
64 /*                                                                        */
65 /*    _nx_system_initialize                 System initialization         */
66 /*                                                                        */
67 /*  RELEASE HISTORY                                                       */
68 /*                                                                        */
69 /*    DATE              NAME                      DESCRIPTION             */
70 /*                                                                        */
71 /*  05-19-2020     Yuxin Zhou               Initial Version 6.0           */
72 /*  09-30-2020     Yuxin Zhou               Modified comment(s),          */
73 /*                                            resulting in version 6.1    */
74 /*                                                                        */
75 /**************************************************************************/
_nx_packet_pool_initialize(VOID)76 VOID    _nx_packet_pool_initialize(VOID)
77 {
78 
79     /* Initialize the head pointer of the created packet pools list and the
80        number of packet pools created.  */
81     _nx_packet_pool_created_ptr =        NX_NULL;
82     _nx_packet_pool_created_count =      0;
83 }
84 
85