1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2025-present Eclipse ThreadX Contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** NetX Component */
/** */
/** Internet Control Message Protocol for IPv6 (ICMPv6) */
/** */
/**************************************************************************/
/**************************************************************************/
#define NX_SOURCE_CODE
/* Include necessary system files. */
#include "nx_api.h"
#include "nx_icmp.h"
#include "nx_icmpv6.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _nxd_icmp_source_ping PORTABLE C */
/* 6.4.3 */
/* AUTHOR */
/* */
/* Yuxin Zhou, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* Depending on the destination IP address, this function performs */
/* ICMP ping or ICMPv6 ping. using specified source address. */
/* For ICMPv6 ping, the sender address is set to the IPv6 indexed */
/* by address_index. The parameter address_index is ignored for */
/* IPv4 ping operations. */
/* */
/* INPUT */
/* */
/* ip_ptr Pointer to IP instance */
/* ip_address IP address to ping */
/* address_index Index to the IPv6 address */
/* data_ptr User Data pointer */
/* data_size Size of User Data */
/* response_ptr Pointer to Response Packet */
/* wait_option Suspension option */
/* */
/* OUTPUT */
/* */
/* NX_SUCCESS Successful completion */
/* NX_NOT_SUPPORTED IPv6 or ICMP not enabled */
/* status Actual completion status */
/* */
/* CALLS */
/* */
/* _nx_ip_route_find Find suitable interface */
/* _nx_icmp_interface_ping IPv4 ICMP ping routine. */
/* _nx_icmp_interface_ping6 IPv6 ICMP ping routine. */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _nxd_icmp_source_ping(NX_IP *ip_ptr, NXD_ADDRESS *ip_address, UINT address_index,
CHAR *data_ptr, ULONG data_size,
NX_PACKET **response_ptr, ULONG wait_option)
{
UINT status = NX_NOT_SUPPORTED;
#ifndef NX_DISABLE_IPV4
ULONG next_hop_address;
NX_INTERFACE *interface_ptr;
#endif /* !NX_DISABLE_IPV4 */
#ifndef NX_DISABLE_IPV4
if (ip_address -> nxd_ip_version == NX_IP_VERSION_V4)
{
/* Set the outgoing interface. */
interface_ptr = &ip_ptr -> nx_ip_interface[address_index];
/* Find the next hop address. . */
_nx_ip_route_find(ip_ptr, ip_address -> nxd_ip_address.v4, &interface_ptr, &next_hop_address);
/*lint -e{644} suppress variable might not be initialized, since "next_hop_address" was initialized in _nx_ip_route_find. */
status = _nx_icmp_interface_ping(ip_ptr, ip_address -> nxd_ip_address.v4, interface_ptr, next_hop_address,
data_ptr, data_size, response_ptr, wait_option);
}
#endif /* !NX_DISABLE_IPV4 */
#ifdef FEATURE_NX_IPV6
if (ip_address -> nxd_ip_version == NX_IP_VERSION_V6)
{
status = _nx_icmp_interface_ping6(ip_ptr, ip_address, data_ptr, data_size,
&ip_ptr -> nx_ipv6_address[address_index], response_ptr, wait_option);
}
#endif /* FEATURE_NX_IPV6 */
return(status);
}
|
