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
|
// -*- C++ -*-
// $Id$
#include "ace/OS_NS_arpa_inet.h"
ACE_RCSID(ace, OS_NS_arpa_inet, "$Id$")
#if !defined (ACE_HAS_INLINED_OSCALLS)
# include "ace/OS_NS_arpa_inet.inl"
#endif /* ACE_HAS_INLINED_OS_CALLS */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
int
ACE_OS::inet_aton (const char *host_name, struct in_addr *addr)
{
#if defined (ACE_LACKS_INET_ATON)
# if defined (ACE_WIN32)
// Windows Server 2003 changed the behavior of a zero-length input
// string to inet_addr(). It used to return 0 (INADDR_ANY) but now
// returns -1 (INADDR_NONE). It will return INADDR_ANY for a 1-space
// string, though, as do previous versions of Windows.
if (host_name == 0 || host_name[0] == '\0')
host_name = " ";
# endif /* ACE_WIN32 */
unsigned long ip_addr = ACE_OS::inet_addr (host_name);
if (ip_addr == INADDR_NONE
// Broadcast addresses are weird...
&& ACE_OS::strcmp (host_name, "255.255.255.255") != 0)
return 0;
else if (addr == 0)
return 0;
else
{
addr->s_addr = ip_addr; // Network byte ordered
return 1;
}
#elif defined (ACE_VXWORKS) && (ACE_VXWORKS <= 0x620)
// inet_aton() returns OK (0) on success and ERROR (-1) on failure.
// Must reset errno first. Refer to WindRiver SPR# 34949, SPR# 36026
::errnoSet(0);
int result = ERROR;
ACE_OSCALL (::inet_aton (const_cast <char*>(host_name), addr), int, ERROR, result);
return (result == ERROR) ? 0 : 1;
#else
// inet_aton() returns 0 upon failure, not -1 since -1 is a valid
// address (255.255.255.255).
ACE_OSCALL_RETURN (::inet_aton (host_name, addr), int, 0);
#endif /* ACE_LACKS_INET_ATON */
}
// All other platforms have this inlined in OS_NS_arpa_inet.inl
#if defined (ACE_PSOS)
char *
ACE_OS::inet_ntoa (const struct in_addr addr)
{
ACE_OS_TRACE ("ACE_OS::inet_ntoa");
static char addrstr[INET_ADDRSTRLEN + 1] = { 0 };
ACE_UINT32 ipaddr = ntohl (addr.s_addr);
//printf("Socket address %X, IP address %X.\n",addr.s_addr,ipaddr);
sprintf(addrstr, "%d.%d.%d.%d",
((ipaddr & 0xff000000) >> 24) & 0x000000ff,
(ipaddr & 0x00ff0000) >> 16,
(ipaddr & 0x0000ff00) >> 8,
(ipaddr & 0x000000ff));
return addrstr;
}
#endif /* defined (ACE_PSOS) */
ACE_END_VERSIONED_NAMESPACE_DECL
|
