blob: 4c8c89fd2835ebcd50a87bb51c7b93930277fb30 (
plain)
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
|
/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
OVERVIEW
========
Network Host
*/
#include "NetHost.h"
#ifdef _WIN32
#include <winsock2.h>
#else
#include <arpa/inet.h>
#include <netdb.h>
#include <sys/socket.h>
#include <unistd.h>
#endif
#include <cstdint>
NetHost::NetHost()
{
char host_name[256];
::gethostname(host_name, sizeof(host_name));
Init(host_name);
}
NetHost::NetHost(const char* host_name)
{
Init(host_name);
}
void
NetHost::Init(const char* host_name)
{
if (host_name && *host_name) {
struct hostent* h = nullptr;
if (std::isdigit(*host_name)) {
auto a = inet_addr(host_name);
h = gethostbyaddr((const char*) &a, 4, AF_INET);
}
else {
h = gethostbyname(host_name);
}
if (h) {
name = h->h_name;
char** alias = h->h_aliases;
while (*alias) {
aliases.append(new Text(*alias));
alias++;
}
char** addr = h->h_addr_list;
while (*addr) {
NetAddr* pna = new NetAddr(**(std::uint32_t**) addr);
if (pna)
addresses.append(pna);
addr++;
}
}
}
}
NetHost::NetHost(const NetHost& n)
{
if (&n != this) {
NetHost& nh = (NetHost&) n;
name = nh.name;
ListIter<Text> alias = nh.aliases;
while (++alias)
aliases.append(new Text(*alias.value()));
ListIter<NetAddr> addr = nh.addresses;
while (++addr)
addresses.append(new NetAddr(*addr.value()));
}
}
NetHost::~NetHost()
{
aliases.destroy();
addresses.destroy();
}
const char*
NetHost::Name()
{
return name;
}
NetAddr
NetHost::Address()
{
if (addresses.size())
return *(addresses[0]);
return NetAddr((std::uint32_t) 0);
}
|
