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
|
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifdef WIN32
#include <X11/Xwinsock.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#if NTDDI_VERSION < NTDDI_VISTA
const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt)
{
if (af == AF_INET)
{
struct sockaddr_in in;
memset(&in, 0, sizeof(in));
in.sin_family = AF_INET;
memcpy(&in.sin_addr, src, sizeof(struct in_addr));
if (getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in), dst, cnt, NULL, 0, NI_NUMERICHOST) != 0)
{
errno = WSAGetLastError();
return NULL;
}
else return dst;
}
else if (af == AF_INET6)
{
struct sockaddr_in6 in;
memset(&in, 0, sizeof(in));
in.sin6_family = AF_INET6;
memcpy(&in.sin6_addr, src, sizeof(struct in_addr6));
if (getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in6), dst, cnt, NULL, 0, NI_NUMERICHOST) != 0)
{
errno = WSAGetLastError();
return NULL;
}
else return dst;
}
errno = WSAEAFNOSUPPORT;
return NULL;
}
int inet_pton(int af, const char *src, void *dst)
{
struct sockaddr_storage ss;
int sslen = sizeof(ss);
if (af == AF_INET)
{
struct in_addr out;
char buffer[INET_ADDRSTRLEN + 1];
strncpy (buffer, src, INET_ADDRSTRLEN);
buffer [INET_ADDRSTRLEN] = '\0';
if (WSAStringToAddressA(buffer, AF_INET, NULL, (struct sockaddr*)&ss, &sslen) == SOCKET_ERROR)
{
errno = WSAGetLastError();
return 0;
}
else
{
out = ((struct sockaddr_in *)&ss)->sin_addr;
memcpy (dst, &out, sizeof(struct in_addr));
return 1;
}
}
else if (af == AF_INET6)
{
struct in6_addr out6;
char buffer6[INET6_ADDRSTRLEN + 1];
strncpy (buffer6, src, INET6_ADDRSTRLEN);
buffer6 [INET6_ADDRSTRLEN] = '\0';
if (WSAStringToAddressA(buffer6, AF_INET6, NULL, (struct sockaddr*)&ss, &sslen) == SOCKET_ERROR)
{
errno = WSAGetLastError();
return 0;
}
else
{
out6 = ((struct sockaddr_in6 *)&ss)->sin6_addr;
memcpy (dst, &out6, sizeof(struct in6_addr));
return 1;
}
}
errno = WSAEAFNOSUPPORT;
return -1;
}
#endif
|
