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_ipv6.h"
29 #ifdef FEATURE_NX_IPV6
30 #include "nx_ip.h"
31 /* Bring in externs for caller checking code.  */
32 
33 NX_CALLER_CHECKING_EXTERNS
34 #endif /* FEATURE_NX_IPV6 */
35 
36 
37 /**************************************************************************/
38 /*                                                                        */
39 /*  FUNCTION                                               RELEASE        */
40 /*                                                                        */
41 /*    _nxde_ipv6_disable                                   PORTABLE C     */
42 /*                                                           6.1          */
43 /*  AUTHOR                                                                */
44 /*                                                                        */
45 /*    Yuxin Zhou, Microsoft Corporation                                   */
46 /*                                                                        */
47 /*  DESCRIPTION                                                           */
48 /*                                                                        */
49 /*    This function checks for errors in the ipv6 disable function        */
50 /*    call.                                                               */
51 /*                                                                        */
52 /*  INPUT                                                                 */
53 /*                                                                        */
54 /*    ip_ptr                                IP instance pointer           */
55 /*                                                                        */
56 /*  OUTPUT                                                                */
57 /*                                                                        */
58 /*    status                                Actual completion status      */
59 /*    NX_PTR_ERROR                          Invalid pointer input         */
60 /*                                                                        */
61 /*  CALLS                                                                 */
62 /*                                                                        */
63 /*    _nxdipv6_disable                      Actual IPv6 disable function  */
64 /*                                                                        */
65 /*  CALLED BY                                                             */
66 /*                                                                        */
67 /*    Application Code                                                    */
68 /*                                                                        */
69 /*  RELEASE HISTORY                                                       */
70 /*                                                                        */
71 /*    DATE              NAME                      DESCRIPTION             */
72 /*                                                                        */
73 /*  05-19-2020     Yuxin Zhou               Initial Version 6.0           */
74 /*  09-30-2020     Yuxin Zhou               Modified comment(s),          */
75 /*                                            resulting in version 6.1    */
76 /*                                                                        */
77 /**************************************************************************/
_nxde_ipv6_disable(NX_IP * ip_ptr)78 UINT  _nxde_ipv6_disable(NX_IP *ip_ptr)
79 {
80 #ifdef FEATURE_NX_IPV6
81 UINT status;
82 
83 
84     /* Check for invalid input pointers.  */
85     if ((ip_ptr == NX_NULL) || (ip_ptr -> nx_ip_id != NX_IP_ID))
86     {
87         return(NX_PTR_ERROR);
88     }
89 
90     /* Check for appropriate caller.  */
91     NX_INIT_AND_THREADS_CALLER_CHECKING
92 
93     /* Call actual IPv6 disable function.  */
94     status =  _nxd_ipv6_disable(ip_ptr);
95 
96     /* Return completion status.  */
97     return(status);
98 
99 #else /* ! FEATURE_NX_IPV6 */
100     NX_PARAMETER_NOT_USED(ip_ptr);
101     return(NX_NOT_SUPPORTED);
102 
103 #endif /* FEATURE_NX_IPV6 */
104 }
105 
106