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 /** NetX Component                                                        */
16 /**                                                                       */
17 /**   Internet Protocol (IP)                                              */
18 /**                                                                       */
19 /**************************************************************************/
20 /**************************************************************************/
21 
22 #define NX_SOURCE_CODE
23 
24 
25 /* Include necessary system files.  */
26 
27 #include "nx_api.h"
28 #include "nx_ip.h"
29 
30 
31 /**************************************************************************/
32 /*                                                                        */
33 /*  FUNCTION                                               RELEASE        */
34 /*                                                                        */
35 /*    _nx_ip_raw_packet_enable                            PORTABLE C      */
36 /*                                                           6.1          */
37 /*  AUTHOR                                                                */
38 /*                                                                        */
39 /*    Yuxin Zhou, Microsoft Corporation                                   */
40 /*                                                                        */
41 /*  DESCRIPTION                                                           */
42 /*                                                                        */
43 /*    This function enables IP raw packet sending and receiving           */
44 /*    capability by installing the raw packet processing function         */
45 /*    pointer.                                                            */
46 /*                                                                        */
47 /*  INPUT                                                                 */
48 /*                                                                        */
49 /*    ip_ptr                                Pointer to IP control block   */
50 /*                                                                        */
51 /*  OUTPUT                                                                */
52 /*                                                                        */
53 /*    status                                Completion status             */
54 /*                                                                        */
55 /*  CALLS                                                                 */
56 /*                                                                        */
57 /*    None                                                                */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    Application                                                         */
62 /*                                                                        */
63 /*  RELEASE HISTORY                                                       */
64 /*                                                                        */
65 /*    DATE              NAME                      DESCRIPTION             */
66 /*                                                                        */
67 /*  05-19-2020     Yuxin Zhou               Initial Version 6.0           */
68 /*  09-30-2020     Yuxin Zhou               Modified comment(s),          */
69 /*                                            resulting in version 6.1    */
70 /*                                                                        */
71 /**************************************************************************/
_nx_ip_raw_packet_enable(NX_IP * ip_ptr)72 UINT  _nx_ip_raw_packet_enable(NX_IP *ip_ptr)
73 {
74 
75 
76     /* If trace is enabled, insert this event into the trace buffer.  */
77     NX_TRACE_IN_LINE_INSERT(NX_TRACE_IP_RAW_PACKET_ENABLE, ip_ptr, 0, 0, 0, NX_TRACE_IP_EVENTS, 0, 0);
78 
79     /* Enable raw IP packet sending/receiving.  */
80     ip_ptr -> nx_ip_raw_ip_processing =  _nx_ip_raw_packet_processing;
81 
82     /* Set the raw packet receive queue max. */
83     ip_ptr -> nx_ip_raw_received_packet_max = NX_IP_RAW_MAX_QUEUE_DEPTH;
84 
85     /* Return a successful status!  */
86     return(NX_SUCCESS);
87 }
88 
89