1
10
13
14
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
93
94
95
105
106
107
108
109
110
111
...
...
...
#define NX_SOURCE_CODE
#include "nx_api.h"
#include "nx_udp.h"
...
...
UINT _nxd_udp_socket_source_send(NX_UDP_SOCKET *socket_ptr, NX_PACKET *packet_ptr,
NXD_ADDRESS *ip_address, UINT port, UINT address_index)
{
UINT status;
NX_IP *ip_ptr;
ip_ptr = socket_ptr -> nx_udp_socket_ip_ptr;
#ifndef NX_DISABLE_IPV4
if (ip_address -> nxd_ip_version == NX_IP_VERSION_V4)
{
packet_ptr -> nx_packet_address.nx_packet_interface_ptr = &(ip_ptr -> nx_ip_interface[address_index]);
}if (ip_address -> nxd_ip_version == NX_IP_VERSION_V4) { ... }
/* ... */#endif
#ifdef FEATURE_NX_IPV6
if (ip_address -> nxd_ip_version == NX_IP_VERSION_V6)
{
packet_ptr -> nx_packet_address.nx_packet_ipv6_address_ptr = &ip_ptr -> nx_ipv6_address[address_index];
if (packet_ptr -> nx_packet_address.nx_packet_ipv6_address_ptr -> nxd_ipv6_address_state != NX_IPV6_ADDR_STATE_VALID)
{
return(NX_NO_INTERFACE_ADDRESS);
}if (packet_ptr -> nx_packet_address.nx_packet_ipv6_address_ptr -> nxd_ipv6_address_state != NX_IPV6_ADDR_STATE_VALID) { ... }
}if (ip_address -> nxd_ip_version == NX_IP_VERSION_V6) { ... }
/* ... */#endif
status = _nxd_udp_socket_send(socket_ptr, packet_ptr, ip_address, port);
return(status);
}{ ... }