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 /** Reverse Address Resolution Protocol (RARP) */
19 /** */
20 /**************************************************************************/
21 /**************************************************************************/
22
23 #define NX_SOURCE_CODE
24
25
26 /* Include necessary system files. */
27
28 #include "nx_api.h"
29 #include "nx_ip.h"
30 #include "nx_rarp.h"
31
32 /* Bring in externs for caller checking code. */
33 NX_CALLER_CHECKING_EXTERNS
34
35
36 /**************************************************************************/
37 /* */
38 /* FUNCTION RELEASE */
39 /* */
40 /* _nxe_rarp_enable PORTABLE C */
41 /* 6.1 */
42 /* AUTHOR */
43 /* */
44 /* Yuxin Zhou, Microsoft Corporation */
45 /* */
46 /* DESCRIPTION */
47 /* */
48 /* This function checks for errors in the RARP enable function call. */
49 /* */
50 /* INPUT */
51 /* */
52 /* ip_ptr IP instance pointer */
53 /* */
54 /* OUTPUT */
55 /* */
56 /* status Completion status */
57 /* */
58 /* CALLS */
59 /* */
60 /* _nx_rarp_enable Actual RARP enable function */
61 /* */
62 /* CALLED BY */
63 /* */
64 /* Application Code */
65 /* */
66 /* RELEASE HISTORY */
67 /* */
68 /* DATE NAME DESCRIPTION */
69 /* */
70 /* 05-19-2020 Yuxin Zhou Initial Version 6.0 */
71 /* 09-30-2020 Yuxin Zhou Modified comment(s), */
72 /* resulting in version 6.1 */
73 /* */
74 /**************************************************************************/
_nxe_rarp_enable(NX_IP * ip_ptr)75 UINT _nxe_rarp_enable(NX_IP *ip_ptr)
76 {
77
78 #ifndef NX_DISABLE_IPV4
79 UINT status;
80
81
82 /* Check for invalid input pointers. */
83 if ((ip_ptr == NX_NULL) || (ip_ptr -> nx_ip_id != NX_IP_ID))
84 {
85 return(NX_PTR_ERROR);
86 }
87
88 /* Check for appropriate caller. */
89 NX_INIT_AND_THREADS_CALLER_CHECKING
90
91 /* Call actual RARP enable function. */
92 status = _nx_rarp_enable(ip_ptr);
93
94 /* Return completion status. */
95 return(status);
96 #else /* NX_DISABLE_IPV4 */
97 NX_PARAMETER_NOT_USED(ip_ptr);
98
99 return(NX_NOT_SUPPORTED);
100 #endif /* !NX_DISABLE_IPV4 */
101 }
102
103
