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
117
118
119
120
121
122
|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
/* $ModDesc: Provides support for the CHGHOST command */
/** Handle /CHGHOST
*/
class CommandChghost : public Command
{
private:
char* hostmap;
public:
CommandChghost (InspIRCd* Instance, char* hmap) : Command(Instance,"CHGHOST","o",2), hostmap(hmap)
{
this->source = "m_chghost.so";
syntax = "<nick> <newhost>";
TRANSLATE3(TR_NICK, TR_TEXT, TR_END);
}
CmdResult Handle(const std::vector<std::string> ¶meters, User *user)
{
const char * x = parameters[1].c_str();
for (; *x; x++)
{
if (!hostmap[(unsigned char)*x])
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :*** CHGHOST: Invalid characters in hostname");
return CMD_FAILURE;
}
}
if (parameters[0].empty())
{
user->WriteServ("NOTICE %s :*** CHGHOST: Host must be specified", user->nick);
return CMD_FAILURE;
}
if ((parameters[1].c_str() - x) > 63)
{
user->WriteServ("NOTICE %s :*** CHGHOST: Host too long", user->nick);
return CMD_FAILURE;
}
User* dest = ServerInstance->FindNick(parameters[0]);
if (!dest)
{
user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick, parameters[0].c_str());
return CMD_FAILURE;
}
if (IS_LOCAL(dest))
{
if ((dest->ChangeDisplayedHost(parameters[1].c_str())) && (!ServerInstance->ULine(user->server)))
{
// fix by brain - ulines set hosts silently
ServerInstance->SNO->WriteToSnoMask('A', std::string(user->nick)+" used CHGHOST to make the displayed host of "+dest->nick+" become "+dest->dhost);
}
/* ChangeDisplayedHost fixes it for us */
return CMD_LOCALONLY;
}
/* route it! */
return CMD_SUCCESS;
}
};
class ModuleChgHost : public Module
{
CommandChghost* mycommand;
char hostmap[256];
public:
ModuleChgHost(InspIRCd* Me)
: Module(Me)
{
OnRehash(NULL,"");
mycommand = new CommandChghost(ServerInstance, hostmap);
ServerInstance->AddCommand(mycommand);
Implementation eventlist[] = { I_OnRehash };
ServerInstance->Modules->Attach(eventlist, this, 1);
}
void OnRehash(User* user, const std::string ¶meter)
{
ConfigReader Conf(ServerInstance);
std::string hmap = Conf.ReadValue("hostname", "charmap", 0);
if (hmap.empty())
hmap = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_/0123456789";
memset(&hostmap, 0, 255);
for (std::string::iterator n = hmap.begin(); n != hmap.end(); n++)
hostmap[(unsigned char)*n] = 1;
}
~ModuleChgHost()
{
}
Version GetVersion()
{
return Version(1, 2, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
}
};
MODULE_INIT(ModuleChgHost)
|