1 |
adx |
30 |
/* |
2 |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
3 |
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* m_nick.c: Sets a users nick. |
4 |
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* |
5 |
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* Copyright (C) 2002 by the past and present ircd coders, and others. |
6 |
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* |
7 |
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* This program is free software; you can redistribute it and/or modify |
8 |
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* it under the terms of the GNU General Public License as published by |
9 |
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* the Free Software Foundation; either version 2 of the License, or |
10 |
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* (at your option) any later version. |
11 |
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* |
12 |
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* This program is distributed in the hope that it will be useful, |
13 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
18 |
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* along with this program; if not, write to the Free Software |
19 |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
20 |
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* USA |
21 |
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* |
22 |
knight |
31 |
* $Id$ |
23 |
adx |
30 |
*/ |
24 |
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25 |
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#include "stdinc.h" |
26 |
michael |
1011 |
#include "list.h" |
27 |
adx |
30 |
#include "client.h" |
28 |
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#include "hash.h" |
29 |
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#include "fdlist.h" |
30 |
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#include "irc_string.h" |
31 |
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#include "ircd.h" |
32 |
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#include "numeric.h" |
33 |
michael |
1309 |
#include "conf.h" |
34 |
adx |
30 |
#include "s_user.h" |
35 |
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#include "whowas.h" |
36 |
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#include "s_serv.h" |
37 |
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#include "send.h" |
38 |
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#include "channel.h" |
39 |
michael |
1192 |
#include "channel_mode.h" |
40 |
michael |
1309 |
#include "log.h" |
41 |
adx |
30 |
#include "resv.h" |
42 |
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#include "parse.h" |
43 |
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#include "modules.h" |
44 |
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#include "packet.h" |
45 |
michael |
876 |
#include "watch.h" |
46 |
michael |
1751 |
#include "s_misc.h" |
47 |
adx |
30 |
|
48 |
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|
49 |
michael |
1996 |
/* clean_user_name() |
50 |
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* |
51 |
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* input - username |
52 |
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* output - none |
53 |
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* side effects - walks through the username, returning 0 if erroneous |
54 |
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*/ |
55 |
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static int |
56 |
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clean_user_name(const char *user) |
57 |
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{ |
58 |
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const char *p = user; |
59 |
adx |
30 |
|
60 |
michael |
1996 |
assert(user && *user); |
61 |
adx |
30 |
|
62 |
michael |
1996 |
for (; *p; ++p) |
63 |
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if (!IsUserChar(*p)) |
64 |
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return 0; |
65 |
adx |
30 |
|
66 |
michael |
1996 |
return p - user <= USERLEN; |
67 |
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} |
68 |
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|
69 |
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/* check_clean_nick() |
70 |
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* |
71 |
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* input - pointer to source |
72 |
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* - |
73 |
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* - nickname |
74 |
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* - truncated nickname |
75 |
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* - origin of client |
76 |
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* - pointer to server nick is coming from |
77 |
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* output - none |
78 |
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* side effects - if nickname is erroneous, or a different length to |
79 |
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* truncated nickname, return 1 |
80 |
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*/ |
81 |
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static int |
82 |
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check_clean_nick(struct Client *client_p, struct Client *source_p, |
83 |
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char *nick, struct Client *server_p) |
84 |
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{ |
85 |
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/* the old code did some wacky stuff here, if the nick is invalid, kill it |
86 |
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* and dont bother messing at all |
87 |
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*/ |
88 |
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if (!valid_nickname(nick, 0)) |
89 |
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{ |
90 |
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++ServerStats.is_kill; |
91 |
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sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE, |
92 |
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"Bad/long Nick: %s From: %s(via %s)", |
93 |
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nick, server_p->name, client_p->name); |
94 |
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95 |
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sendto_one(client_p, ":%s KILL %s :%s (Bad Nickname)", |
96 |
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me.name, nick, me.name); |
97 |
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98 |
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/* bad nick change */ |
99 |
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if (source_p != client_p) |
100 |
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{ |
101 |
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kill_client_ll_serv_butone(client_p, source_p, |
102 |
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"%s (Bad Nickname)", |
103 |
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me.name); |
104 |
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AddFlag(source_p, FLAGS_KILLED); |
105 |
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exit_client(source_p, &me, "Bad Nickname"); |
106 |
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} |
107 |
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108 |
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return 1; |
109 |
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} |
110 |
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111 |
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return 0; |
112 |
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} |
113 |
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114 |
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/* check_clean_user() |
115 |
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* |
116 |
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* input - pointer to client sending data |
117 |
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* - nickname |
118 |
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* - username to check |
119 |
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* - origin of NICK |
120 |
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* output - none |
121 |
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* side effects - if username is erroneous, return 1 |
122 |
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*/ |
123 |
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static int |
124 |
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check_clean_user(struct Client *client_p, char *nick, |
125 |
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char *user, struct Client *server_p) |
126 |
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{ |
127 |
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if (!clean_user_name(user)) |
128 |
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{ |
129 |
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++ServerStats.is_kill; |
130 |
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sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE, |
131 |
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"Bad/Long Username: %s Nickname: %s From: %s(via %s)", |
132 |
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user, nick, server_p->name, client_p->name); |
133 |
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sendto_one(client_p, ":%s KILL %s :%s (Bad Username)", |
134 |
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me.name, nick, me.name); |
135 |
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return 1; |
136 |
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} |
137 |
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138 |
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return 0; |
139 |
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} |
140 |
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141 |
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/* check_clean_host() |
142 |
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* |
143 |
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* input - pointer to client sending us data |
144 |
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* - nickname |
145 |
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* - hostname to check |
146 |
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* - source name |
147 |
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* output - none |
148 |
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* side effects - if hostname is erroneous, return 1 |
149 |
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*/ |
150 |
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static int |
151 |
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check_clean_host(struct Client *client_p, char *nick, |
152 |
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char *host, struct Client *server_p) |
153 |
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{ |
154 |
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if (!valid_hostname(host)) |
155 |
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{ |
156 |
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++ServerStats.is_kill; |
157 |
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sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE, |
158 |
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"Bad/Long Hostname: %s Nickname: %s From: %s(via %s)", |
159 |
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host, nick, server_p->name, client_p->name); |
160 |
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sendto_one(client_p, ":%s KILL %s :%s (Bad Hostname)", |
161 |
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me.name, nick, me.name); |
162 |
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return 1; |
163 |
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} |
164 |
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165 |
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return 0; |
166 |
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} |
167 |
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168 |
michael |
1002 |
/* set_initial_nick() |
169 |
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* |
170 |
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* inputs |
171 |
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* output |
172 |
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* side effects - |
173 |
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* |
174 |
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* This function is only called to set up an initially registering |
175 |
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* client. |
176 |
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*/ |
177 |
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static void |
178 |
michael |
1003 |
set_initial_nick(struct Client *source_p, const char *nick) |
179 |
michael |
1002 |
{ |
180 |
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/* Client setting NICK the first time */ |
181 |
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182 |
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/* This had to be copied here to avoid problems.. */ |
183 |
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source_p->tsinfo = CurrentTime; |
184 |
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source_p->localClient->registration &= ~REG_NEED_NICK; |
185 |
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186 |
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if (source_p->name[0]) |
187 |
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hash_del_client(source_p); |
188 |
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189 |
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strlcpy(source_p->name, nick, sizeof(source_p->name)); |
190 |
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hash_add_client(source_p); |
191 |
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192 |
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/* fd_desc is long enough */ |
193 |
michael |
1003 |
fd_note(&source_p->localClient->fd, "Nick: %s", nick); |
194 |
michael |
1002 |
|
195 |
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if (!source_p->localClient->registration) |
196 |
michael |
1080 |
register_local_user(source_p); |
197 |
michael |
1002 |
} |
198 |
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|
199 |
michael |
1192 |
/* change_local_nick() |
200 |
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* |
201 |
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* inputs - pointer to server |
202 |
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* - pointer to client |
203 |
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* - nick |
204 |
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* output - |
205 |
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* side effects - changes nick of a LOCAL user |
206 |
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*/ |
207 |
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static void |
208 |
michael |
1193 |
change_local_nick(struct Client *source_p, const char *nick) |
209 |
michael |
1192 |
{ |
210 |
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assert(source_p->name[0] && !EmptyString(nick)); |
211 |
michael |
1193 |
assert(MyConnect(source_p)); |
212 |
michael |
1192 |
|
213 |
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/* |
214 |
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* Client just changing his/her nick. If he/she is |
215 |
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* on a channel, send note of change to all clients |
216 |
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* on that channel. Propagate notice to other servers. |
217 |
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*/ |
218 |
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if ((source_p->localClient->last_nick_change + |
219 |
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ConfigFileEntry.max_nick_time) < CurrentTime) |
220 |
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source_p->localClient->number_of_nick_changes = 0; |
221 |
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source_p->localClient->last_nick_change = CurrentTime; |
222 |
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source_p->localClient->number_of_nick_changes++; |
223 |
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224 |
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if ((ConfigFileEntry.anti_nick_flood && |
225 |
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(source_p->localClient->number_of_nick_changes |
226 |
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<= ConfigFileEntry.max_nick_changes)) || |
227 |
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!ConfigFileEntry.anti_nick_flood || |
228 |
michael |
1219 |
(HasUMode(source_p, UMODE_OPER) && ConfigFileEntry.no_oper_flood)) |
229 |
michael |
1192 |
{ |
230 |
michael |
1193 |
int samenick = !irccmp(source_p->name, nick); |
231 |
michael |
1192 |
|
232 |
|
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if (!samenick) |
233 |
|
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{ |
234 |
|
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source_p->tsinfo = CurrentTime; |
235 |
|
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clear_ban_cache_client(source_p); |
236 |
|
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watch_check_hash(source_p, RPL_LOGOFF); |
237 |
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238 |
|
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if (HasUMode(source_p, UMODE_REGISTERED)) |
239 |
|
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{ |
240 |
|
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unsigned int oldmodes = source_p->umodes; |
241 |
|
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char modebuf[IRCD_BUFSIZE] = { '\0' }; |
242 |
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|
243 |
|
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DelUMode(source_p, UMODE_REGISTERED); |
244 |
|
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send_umode(source_p, source_p, oldmodes, 0xffffffff, modebuf); |
245 |
|
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} |
246 |
|
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} |
247 |
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248 |
|
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/* XXX - the format of this notice should eventually be changed |
249 |
|
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* to either %s[%s@%s], or even better would be get_client_name() -bill |
250 |
|
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*/ |
251 |
michael |
1618 |
sendto_realops_flags(UMODE_NCHANGE, L_ALL, SEND_NOTICE, |
252 |
|
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"Nick change: From %s to %s [%s@%s]", |
253 |
michael |
1192 |
source_p->name, nick, source_p->username, source_p->host); |
254 |
michael |
1734 |
sendto_common_channels_local(source_p, 1, 0, ":%s!%s@%s NICK :%s", |
255 |
michael |
1192 |
source_p->name, source_p->username, |
256 |
|
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source_p->host, nick); |
257 |
|
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add_history(source_p, 1); |
258 |
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|
259 |
michael |
1474 |
sendto_server(source_p, CAP_TS6, NOCAPS, |
260 |
michael |
1192 |
":%s NICK %s :%lu", |
261 |
|
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ID(source_p), nick, (unsigned long)source_p->tsinfo); |
262 |
michael |
1474 |
sendto_server(source_p, NOCAPS, CAP_TS6, |
263 |
michael |
1192 |
":%s NICK %s :%lu", |
264 |
|
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source_p->name, nick, (unsigned long)source_p->tsinfo); |
265 |
|
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|
266 |
|
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hash_del_client(source_p); |
267 |
michael |
2047 |
strlcpy(source_p->name, nick, sizeof(source_p->name)); |
268 |
michael |
1192 |
hash_add_client(source_p); |
269 |
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|
270 |
|
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if (!samenick) |
271 |
|
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watch_check_hash(source_p, RPL_LOGON); |
272 |
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|
273 |
|
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/* fd_desc is long enough */ |
274 |
michael |
1193 |
fd_note(&source_p->localClient->fd, "Nick: %s", nick); |
275 |
michael |
1192 |
} |
276 |
|
|
else |
277 |
michael |
2005 |
sendto_one(source_p, form_str(ERR_NICKTOOFAST), me.name, |
278 |
|
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source_p->name, source_p->name, nick, |
279 |
|
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ConfigFileEntry.max_nick_time); |
280 |
michael |
1192 |
} |
281 |
|
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|
282 |
michael |
1996 |
/* |
283 |
|
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* nick_from_server() |
284 |
|
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*/ |
285 |
|
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static void |
286 |
|
|
nick_from_server(struct Client *client_p, struct Client *source_p, int parc, |
287 |
|
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char *parv[], time_t newts, const char *svsid, char *nick, char *ngecos) |
288 |
|
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{ |
289 |
|
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int samenick = 0; |
290 |
|
|
|
291 |
|
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if (IsServer(source_p)) |
292 |
|
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{ |
293 |
|
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/* A server introducing a new client, change source */ |
294 |
|
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source_p = make_client(client_p); |
295 |
|
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dlinkAdd(source_p, &source_p->node, &global_client_list); |
296 |
|
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|
297 |
|
|
if (parc > 2) |
298 |
|
|
source_p->hopcount = atoi(parv[2]); |
299 |
|
|
if (newts) |
300 |
|
|
source_p->tsinfo = newts; |
301 |
|
|
else |
302 |
|
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{ |
303 |
|
|
newts = source_p->tsinfo = CurrentTime; |
304 |
|
|
ts_warn("Remote nick %s (%s) introduced without a TS", nick, parv[0]); |
305 |
|
|
} |
306 |
|
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|
307 |
|
|
strlcpy(source_p->svid, svsid, sizeof(source_p->svid)); |
308 |
|
|
strlcpy(source_p->info, ngecos, sizeof(source_p->info)); |
309 |
|
|
/* copy the nick in place */ |
310 |
|
|
strlcpy(source_p->name, nick, sizeof(source_p->name)); |
311 |
|
|
hash_add_client(source_p); |
312 |
|
|
|
313 |
|
|
if (parc > 8) |
314 |
|
|
{ |
315 |
|
|
const char *m; |
316 |
|
|
|
317 |
|
|
/* parse usermodes */ |
318 |
|
|
for (m = &parv[4][1]; *m; ++m) |
319 |
|
|
{ |
320 |
|
|
unsigned int flag = user_modes[(unsigned char)*m]; |
321 |
|
|
|
322 |
|
|
if ((flag & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE)) |
323 |
|
|
++Count.invisi; |
324 |
|
|
if ((flag & UMODE_OPER) && !HasUMode(source_p, UMODE_OPER)) |
325 |
|
|
++Count.oper; |
326 |
|
|
|
327 |
|
|
source_p->umodes |= flag & SEND_UMODES; |
328 |
|
|
} |
329 |
|
|
|
330 |
|
|
register_remote_user(source_p, parv[5], parv[6], |
331 |
|
|
parv[7], ngecos); |
332 |
|
|
return; |
333 |
|
|
} |
334 |
|
|
} |
335 |
|
|
else if (source_p->name[0]) |
336 |
|
|
{ |
337 |
|
|
samenick = !irccmp(source_p->name, nick); |
338 |
|
|
|
339 |
michael |
2005 |
/* Client changing their nick */ |
340 |
michael |
1996 |
if (!samenick) |
341 |
|
|
{ |
342 |
|
|
DelUMode(source_p, UMODE_REGISTERED); |
343 |
|
|
watch_check_hash(source_p, RPL_LOGOFF); |
344 |
|
|
source_p->tsinfo = newts ? newts : CurrentTime; |
345 |
|
|
} |
346 |
|
|
|
347 |
|
|
sendto_common_channels_local(source_p, 1, 0, ":%s!%s@%s NICK :%s", |
348 |
|
|
source_p->name,source_p->username, |
349 |
|
|
source_p->host, nick); |
350 |
|
|
|
351 |
|
|
add_history(source_p, 1); |
352 |
|
|
sendto_server(client_p, CAP_TS6, NOCAPS, |
353 |
|
|
":%s NICK %s :%lu", |
354 |
|
|
ID(source_p), nick, (unsigned long)source_p->tsinfo); |
355 |
|
|
sendto_server(client_p, NOCAPS, CAP_TS6, |
356 |
|
|
":%s NICK %s :%lu", |
357 |
|
|
source_p->name, nick, (unsigned long)source_p->tsinfo); |
358 |
|
|
} |
359 |
|
|
|
360 |
|
|
/* set the new nick name */ |
361 |
|
|
if (source_p->name[0]) |
362 |
|
|
hash_del_client(source_p); |
363 |
|
|
|
364 |
|
|
strlcpy(source_p->name, nick, sizeof(source_p->name)); |
365 |
|
|
hash_add_client(source_p); |
366 |
|
|
|
367 |
|
|
if (!samenick) |
368 |
|
|
watch_check_hash(source_p, RPL_LOGON); |
369 |
|
|
} |
370 |
|
|
|
371 |
|
|
/* |
372 |
|
|
* client_from_server() |
373 |
|
|
*/ |
374 |
|
|
static void |
375 |
|
|
uid_from_server(struct Client *client_p, struct Client *source_p, int parc, |
376 |
|
|
char *parv[], time_t newts, const char *svsid, char *nick, char *ugecos) |
377 |
|
|
{ |
378 |
|
|
const char *m = NULL; |
379 |
|
|
const char *servername = source_p->name; |
380 |
|
|
|
381 |
|
|
source_p = make_client(client_p); |
382 |
|
|
dlinkAdd(source_p, &source_p->node, &global_client_list); |
383 |
|
|
|
384 |
|
|
source_p->hopcount = atoi(parv[2]); |
385 |
|
|
source_p->tsinfo = newts; |
386 |
|
|
strlcpy(source_p->svid, svsid, sizeof(source_p->svid)); |
387 |
|
|
|
388 |
|
|
/* copy the nick in place */ |
389 |
michael |
2047 |
strlcpy(source_p->name, nick, sizeof(source_p->name)); |
390 |
michael |
1996 |
strlcpy(source_p->id, parv[8], sizeof(source_p->id)); |
391 |
|
|
strlcpy(source_p->sockhost, parv[7], sizeof(source_p->sockhost)); |
392 |
|
|
strlcpy(source_p->info, ugecos, sizeof(source_p->info)); |
393 |
|
|
|
394 |
|
|
hash_add_client(source_p); |
395 |
|
|
hash_add_id(source_p); |
396 |
|
|
|
397 |
|
|
/* parse usermodes */ |
398 |
|
|
for (m = &parv[4][1]; *m; ++m) |
399 |
|
|
{ |
400 |
|
|
unsigned int flag = user_modes[(unsigned char)*m]; |
401 |
|
|
|
402 |
|
|
if ((flag & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE)) |
403 |
|
|
++Count.invisi; |
404 |
|
|
if ((flag & UMODE_OPER) && !HasUMode(source_p, UMODE_OPER)) |
405 |
|
|
++Count.oper; |
406 |
|
|
|
407 |
|
|
source_p->umodes |= flag & SEND_UMODES; |
408 |
|
|
} |
409 |
|
|
|
410 |
|
|
register_remote_user(source_p, parv[5], parv[6], |
411 |
|
|
servername, ugecos); |
412 |
|
|
} |
413 |
|
|
|
414 |
|
|
static void |
415 |
|
|
perform_nick_collides(struct Client *source_p, struct Client *client_p, |
416 |
|
|
struct Client *target_p, int parc, char *parv[], |
417 |
|
|
time_t newts, const char *svsid, char *nick, char *gecos, char *uid) |
418 |
|
|
{ |
419 |
michael |
2005 |
int sameuser = 0; |
420 |
michael |
1996 |
|
421 |
michael |
2005 |
/* Server introducing new nick */ |
422 |
michael |
1996 |
if (IsServer(source_p)) |
423 |
|
|
{ |
424 |
michael |
2005 |
/* If we don't have a TS, or their TS's are the same, kill both */ |
425 |
michael |
1996 |
if (!newts || !target_p->tsinfo || (newts == target_p->tsinfo)) |
426 |
|
|
{ |
427 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
428 |
|
|
"Nick collision on %s(%s <- %s)(both killed)", |
429 |
michael |
2005 |
target_p->name, target_p->from->name, |
430 |
|
|
client_p->name); |
431 |
michael |
1996 |
|
432 |
|
|
/* if we have a UID, issue a kill for it */ |
433 |
|
|
if (uid) |
434 |
|
|
sendto_one(client_p, ":%s KILL %s :%s (Nick collision (new))", |
435 |
|
|
me.id, uid, me.name); |
436 |
|
|
|
437 |
|
|
kill_client_ll_serv_butone(NULL, target_p, |
438 |
michael |
2005 |
"%s (Nick collision (new))", me.name); |
439 |
michael |
1996 |
++ServerStats.is_kill; |
440 |
|
|
sendto_one(target_p, form_str(ERR_NICKCOLLISION), |
441 |
|
|
me.name, target_p->name, target_p->name); |
442 |
|
|
|
443 |
|
|
AddFlag(target_p, FLAGS_KILLED); |
444 |
|
|
exit_client(target_p, &me, "Nick collision (new)"); |
445 |
|
|
return; |
446 |
|
|
} |
447 |
|
|
/* the timestamps are different */ |
448 |
|
|
else |
449 |
|
|
{ |
450 |
|
|
sameuser = !irccmp(target_p->username, parv[5]) && |
451 |
|
|
!irccmp(target_p->host, parv[6]); |
452 |
|
|
|
453 |
michael |
2005 |
/* |
454 |
|
|
* If the users are the same (loaded a client on a different server) |
455 |
michael |
1996 |
* and the new users ts is older, or the users are different and the |
456 |
|
|
* new users ts is newer, ignore the new client and let it do the kill |
457 |
|
|
*/ |
458 |
|
|
if ((sameuser && newts < target_p->tsinfo) || |
459 |
|
|
(!sameuser && newts > target_p->tsinfo)) |
460 |
|
|
{ |
461 |
|
|
if (uid) |
462 |
|
|
sendto_one(client_p, ":%s KILL %s :%s (Nick collision (new))", |
463 |
|
|
me.id, uid, me.name); |
464 |
michael |
2005 |
return; |
465 |
michael |
1996 |
} |
466 |
|
|
else |
467 |
|
|
{ |
468 |
|
|
if (sameuser) |
469 |
michael |
2005 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
470 |
|
|
"Nick collision on %s(%s <- %s)(older killed)", |
471 |
|
|
target_p->name, target_p->from->name, |
472 |
|
|
client_p->name); |
473 |
michael |
1996 |
else |
474 |
michael |
2005 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
475 |
|
|
"Nick collision on %s(%s <- %s)(newer killed)", |
476 |
|
|
target_p->name, target_p->from->name, |
477 |
|
|
client_p->name); |
478 |
michael |
1996 |
|
479 |
|
|
++ServerStats.is_kill; |
480 |
michael |
2005 |
sendto_one(target_p, form_str(ERR_NICKCOLLISION), |
481 |
|
|
me.name, target_p->name, target_p->name); |
482 |
michael |
1996 |
|
483 |
|
|
/* if it came from a LL server, itd have been source_p, |
484 |
michael |
2005 |
* so we dont need to mark target_p as known |
485 |
|
|
*/ |
486 |
|
|
kill_client_ll_serv_butone(source_p, target_p, |
487 |
|
|
"%s (Nick collision (new))", me.name); |
488 |
michael |
1996 |
|
489 |
|
|
AddFlag(target_p, FLAGS_KILLED); |
490 |
michael |
2005 |
exit_client(target_p, &me, "Nick collision"); |
491 |
|
|
|
492 |
|
|
if (!uid && (parc == 9 || parc == 10)) |
493 |
|
|
nick_from_server(client_p, source_p, parc, parv, newts, svsid, nick, gecos); |
494 |
|
|
else if (uid && (parc == 10 || parc == 11)) |
495 |
|
|
uid_from_server(client_p, source_p, parc, parv, newts, svsid, nick, gecos); |
496 |
|
|
return; |
497 |
michael |
1996 |
} |
498 |
|
|
} |
499 |
|
|
} |
500 |
|
|
|
501 |
|
|
/* its a client changing nick and causing a collide */ |
502 |
|
|
if (!newts || !target_p->tsinfo || (newts == target_p->tsinfo)) |
503 |
|
|
{ |
504 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
505 |
|
|
"Nick change collision from %s to %s(%s <- %s)(both killed)", |
506 |
michael |
2005 |
source_p->name, target_p->name, target_p->from->name, |
507 |
|
|
client_p->name); |
508 |
michael |
1996 |
|
509 |
|
|
sendto_one(target_p, form_str(ERR_NICKCOLLISION), me.name, |
510 |
|
|
target_p->name, target_p->name); |
511 |
|
|
|
512 |
|
|
++ServerStats.is_kill; |
513 |
|
|
kill_client_ll_serv_butone(NULL, source_p, "%s (Nick change collision)", |
514 |
|
|
me.name); |
515 |
|
|
|
516 |
|
|
++ServerStats.is_kill; |
517 |
|
|
kill_client_ll_serv_butone(NULL, target_p, "%s (Nick change collision)", |
518 |
|
|
me.name); |
519 |
|
|
|
520 |
|
|
AddFlag(target_p, FLAGS_KILLED); |
521 |
|
|
exit_client(target_p, &me, "Nick collision (new)"); |
522 |
|
|
|
523 |
|
|
AddFlag(source_p, FLAGS_KILLED); |
524 |
|
|
exit_client(source_p, &me, "Nick collision (old)"); |
525 |
|
|
return; |
526 |
michael |
2005 |
} |
527 |
|
|
else |
528 |
|
|
{ |
529 |
|
|
sameuser = !irccmp(target_p->username, source_p->username) && |
530 |
|
|
!irccmp(target_p->host, source_p->host); |
531 |
|
|
|
532 |
|
|
if ((sameuser && newts < target_p->tsinfo) || |
533 |
|
|
(!sameuser && newts > target_p->tsinfo)) |
534 |
|
|
{ |
535 |
|
|
if (sameuser) |
536 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
537 |
|
|
"Nick change collision from %s to %s(%s <- %s)(older killed)", |
538 |
|
|
source_p->name, target_p->name, target_p->from->name, |
539 |
|
|
client_p->name); |
540 |
|
|
else |
541 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
542 |
|
|
"Nick change collision from %s to %s(%s <- %s)(newer killed)", |
543 |
|
|
source_p->name, target_p->name, target_p->from->name, |
544 |
|
|
client_p->name); |
545 |
|
|
|
546 |
|
|
++ServerStats.is_kill; |
547 |
|
|
kill_client_ll_serv_butone(client_p, source_p, |
548 |
|
|
"%s (Nick change collision)", me.name); |
549 |
|
|
AddFlag(source_p, FLAGS_KILLED); |
550 |
|
|
|
551 |
|
|
if (sameuser) |
552 |
|
|
exit_client(source_p, &me, "Nick collision (old)"); |
553 |
|
|
else |
554 |
|
|
exit_client(source_p, &me, "Nick collision (new)"); |
555 |
|
|
return; |
556 |
michael |
1996 |
} |
557 |
|
|
else |
558 |
|
|
{ |
559 |
michael |
2005 |
if (sameuser) |
560 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
561 |
|
|
"Nick collision on %s(%s <- %s)(older killed)", |
562 |
|
|
target_p->name, target_p->from->name, |
563 |
|
|
client_p->name); |
564 |
|
|
else |
565 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
566 |
|
|
"Nick collision on %s(%s <- %s)(newer killed)", |
567 |
|
|
target_p->name, target_p->from->name, |
568 |
|
|
client_p->name); |
569 |
michael |
1996 |
|
570 |
michael |
2005 |
kill_client_ll_serv_butone(source_p, target_p, |
571 |
|
|
"%s (Nick collision)", me.name); |
572 |
michael |
1996 |
|
573 |
michael |
2005 |
++ServerStats.is_kill; |
574 |
|
|
sendto_one(target_p, form_str(ERR_NICKCOLLISION), |
575 |
|
|
me.name, target_p->name, target_p->name); |
576 |
michael |
1996 |
|
577 |
michael |
2005 |
AddFlag(target_p, FLAGS_KILLED); |
578 |
|
|
exit_client(target_p, &me, "Nick collision"); |
579 |
|
|
} |
580 |
|
|
} |
581 |
michael |
1996 |
|
582 |
michael |
2005 |
/* |
583 |
|
|
* we should only ever call nick_from_server() here, as |
584 |
michael |
1996 |
* this is a client changing nick, not a new client |
585 |
|
|
*/ |
586 |
|
|
nick_from_server(client_p, source_p, parc, parv, newts, svsid, nick, gecos); |
587 |
|
|
} |
588 |
|
|
|
589 |
michael |
981 |
/*! \brief NICK command handler (called by unregistered, |
590 |
|
|
* locally connected clients) |
591 |
adx |
30 |
* |
592 |
michael |
981 |
* \param client_p Pointer to allocated Client struct with physical connection |
593 |
|
|
* to this server, i.e. with an open socket connected. |
594 |
|
|
* \param source_p Pointer to allocated Client struct from which the message |
595 |
|
|
* originally comes from. This can be a local or remote client. |
596 |
|
|
* \param parc Integer holding the number of supplied arguments. |
597 |
|
|
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
598 |
|
|
* pointers. |
599 |
|
|
* \note Valid arguments for this command are: |
600 |
|
|
* - parv[0] = sender prefix |
601 |
|
|
* - parv[1] = nickname |
602 |
adx |
30 |
*/ |
603 |
|
|
static void |
604 |
|
|
mr_nick(struct Client *client_p, struct Client *source_p, |
605 |
|
|
int parc, char *parv[]) |
606 |
|
|
{ |
607 |
michael |
2005 |
char nick[NICKLEN + 1] = { '\0' }; |
608 |
|
|
char *s = NULL; |
609 |
michael |
885 |
struct Client *target_p = NULL; |
610 |
michael |
1687 |
struct MaskItem *conf = NULL; |
611 |
michael |
885 |
|
612 |
adx |
30 |
if (parc < 2 || EmptyString(parv[1])) |
613 |
|
|
{ |
614 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN), me.name, |
615 |
michael |
1234 |
source_p->name[0] ? source_p->name : "*"); |
616 |
adx |
30 |
return; |
617 |
|
|
} |
618 |
|
|
|
619 |
|
|
/* Terminate the nick at the first ~ */ |
620 |
|
|
if ((s = strchr(parv[1], '~')) != NULL) |
621 |
|
|
*s = '\0'; |
622 |
|
|
|
623 |
michael |
2005 |
/* Copy the nick and terminate it */ |
624 |
michael |
1751 |
strlcpy(nick, parv[1], IRCD_MIN(sizeof(nick), ServerInfo.max_nick_length + 1)); |
625 |
adx |
30 |
|
626 |
michael |
2005 |
/* Check the nickname is ok */ |
627 |
michael |
1165 |
if (!valid_nickname(nick, 1)) |
628 |
adx |
30 |
{ |
629 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_ERRONEUSNICKNAME), me.name, |
630 |
michael |
1838 |
source_p->name[0] ? source_p->name : "*", parv[1], |
631 |
|
|
"Erroneous Nickname"); |
632 |
adx |
30 |
return; |
633 |
|
|
} |
634 |
|
|
|
635 |
michael |
2005 |
/* Check if the nick is resv'd */ |
636 |
michael |
1688 |
if ((conf = find_matching_name_conf(CONF_NRESV, nick, NULL, NULL, 0))) |
637 |
adx |
30 |
{ |
638 |
michael |
1687 |
++conf->count; |
639 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_ERRONEUSNICKNAME), me.name, |
640 |
michael |
1838 |
source_p->name[0] ? source_p->name : "*", nick, conf->reason); |
641 |
michael |
1698 |
sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE, |
642 |
michael |
1442 |
"Forbidding reserved nick [%s] from user %s", |
643 |
|
|
nick, get_client_name(client_p, HIDE_IP)); |
644 |
adx |
30 |
return; |
645 |
|
|
} |
646 |
|
|
|
647 |
michael |
1169 |
if ((target_p = hash_find_client(nick)) == NULL) |
648 |
michael |
1003 |
set_initial_nick(source_p, nick); |
649 |
adx |
30 |
else if (source_p == target_p) |
650 |
michael |
1080 |
strlcpy(source_p->name, nick, sizeof(source_p->name)); |
651 |
adx |
30 |
else |
652 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_NICKNAMEINUSE), me.name, "*", nick); |
653 |
adx |
30 |
} |
654 |
|
|
|
655 |
michael |
981 |
/*! \brief NICK command handler (called by already registered, |
656 |
|
|
* locally connected clients) |
657 |
adx |
30 |
* |
658 |
michael |
981 |
* \param client_p Pointer to allocated Client struct with physical connection |
659 |
|
|
* to this server, i.e. with an open socket connected. |
660 |
|
|
* \param source_p Pointer to allocated Client struct from which the message |
661 |
|
|
* originally comes from. This can be a local or remote client. |
662 |
|
|
* \param parc Integer holding the number of supplied arguments. |
663 |
|
|
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
664 |
|
|
* pointers. |
665 |
|
|
* \note Valid arguments for this command are: |
666 |
|
|
* - parv[0] = sender prefix |
667 |
|
|
* - parv[1] = nickname |
668 |
adx |
30 |
*/ |
669 |
|
|
static void |
670 |
|
|
m_nick(struct Client *client_p, struct Client *source_p, |
671 |
|
|
int parc, char *parv[]) |
672 |
|
|
{ |
673 |
michael |
2005 |
char nick[NICKLEN + 1] = { '\0' }; |
674 |
michael |
885 |
struct Client *target_p = NULL; |
675 |
michael |
1687 |
struct MaskItem *conf = NULL; |
676 |
adx |
30 |
|
677 |
michael |
1193 |
assert(source_p == client_p); |
678 |
|
|
|
679 |
adx |
30 |
if (parc < 2 || EmptyString(parv[1])) |
680 |
|
|
{ |
681 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN), |
682 |
michael |
981 |
me.name, source_p->name); |
683 |
adx |
30 |
return; |
684 |
|
|
} |
685 |
|
|
|
686 |
|
|
/* mark end of grace period, to prevent nickflooding */ |
687 |
|
|
if (!IsFloodDone(source_p)) |
688 |
|
|
flood_endgrace(source_p); |
689 |
|
|
|
690 |
|
|
/* terminate nick to NICKLEN */ |
691 |
michael |
1751 |
strlcpy(nick, parv[1], IRCD_MIN(sizeof(nick), ServerInfo.max_nick_length + 1)); |
692 |
adx |
30 |
|
693 |
|
|
/* check the nickname is ok */ |
694 |
michael |
1165 |
if (!valid_nickname(nick, 1)) |
695 |
adx |
30 |
{ |
696 |
michael |
1838 |
sendto_one(source_p, form_str(ERR_ERRONEUSNICKNAME), me.name, |
697 |
|
|
source_p->name, nick, "Erroneous Nickname"); |
698 |
adx |
30 |
return; |
699 |
|
|
} |
700 |
|
|
|
701 |
michael |
1687 |
if (!IsExemptResv(source_p) && |
702 |
|
|
!(HasUMode(source_p, UMODE_OPER) && ConfigFileEntry.oper_pass_resv) && |
703 |
|
|
(conf = find_matching_name_conf(CONF_NRESV, nick, NULL, NULL, 0))) |
704 |
adx |
30 |
{ |
705 |
michael |
1687 |
++conf->count; |
706 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_ERRONEUSNICKNAME), |
707 |
michael |
1838 |
me.name, source_p->name, nick, conf->reason); |
708 |
michael |
1698 |
sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE, |
709 |
michael |
1442 |
"Forbidding reserved nick [%s] from user %s", |
710 |
|
|
nick, get_client_name(client_p, HIDE_IP)); |
711 |
adx |
30 |
return; |
712 |
|
|
} |
713 |
|
|
|
714 |
michael |
1169 |
if ((target_p = hash_find_client(nick)) == NULL) |
715 |
michael |
1193 |
change_local_nick(source_p, nick); |
716 |
michael |
981 |
else if (target_p == source_p) |
717 |
adx |
30 |
{ |
718 |
michael |
981 |
/* |
719 |
|
|
* If (target_p == source_p) the client is changing nicks between |
720 |
adx |
30 |
* equivalent nicknames ie: [nick] -> {nick} |
721 |
|
|
*/ |
722 |
|
|
|
723 |
michael |
2005 |
/* Check the nick isn't exactly the same */ |
724 |
michael |
981 |
if (strcmp(target_p->name, nick)) |
725 |
michael |
1193 |
change_local_nick(source_p, nick); |
726 |
michael |
981 |
} |
727 |
|
|
else if (IsUnknown(target_p)) |
728 |
|
|
{ |
729 |
|
|
/* |
730 |
michael |
2005 |
* If the client that has the nick isn't registered yet (nick but no |
731 |
adx |
30 |
* user) then drop the unregged client |
732 |
|
|
*/ |
733 |
michael |
981 |
exit_client(target_p, &me, "Overridden"); |
734 |
michael |
1193 |
change_local_nick(source_p, nick); |
735 |
adx |
30 |
} |
736 |
|
|
else |
737 |
michael |
1834 |
sendto_one(source_p, form_str(ERR_NICKNAMEINUSE), me.name, |
738 |
michael |
981 |
source_p->name, nick); |
739 |
adx |
30 |
} |
740 |
|
|
|
741 |
michael |
981 |
/*! \brief NICK command handler (called by servers and remotely |
742 |
|
|
* connected clients) |
743 |
|
|
* |
744 |
|
|
* \param client_p Pointer to allocated Client struct with physical connection |
745 |
|
|
* to this server, i.e. with an open socket connected. |
746 |
|
|
* \param source_p Pointer to allocated Client struct from which the message |
747 |
|
|
* originally comes from. This can be a local or remote client. |
748 |
|
|
* \param parc Integer holding the number of supplied arguments. |
749 |
|
|
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
750 |
|
|
* pointers. |
751 |
|
|
* \note Valid arguments for this command are: |
752 |
|
|
* |
753 |
adx |
30 |
* server -> server nick change |
754 |
michael |
981 |
* - parv[0] = sender prefix |
755 |
|
|
* - parv[1] = nickname |
756 |
|
|
* - parv[2] = TS when nick change |
757 |
adx |
30 |
* |
758 |
michael |
1196 |
* server introducing new nick (without services support) |
759 |
michael |
981 |
* - parv[0] = sender prefix |
760 |
|
|
* - parv[1] = nickname |
761 |
|
|
* - parv[2] = hop count |
762 |
|
|
* - parv[3] = TS |
763 |
|
|
* - parv[4] = umode |
764 |
|
|
* - parv[5] = username |
765 |
|
|
* - parv[6] = hostname |
766 |
|
|
* - parv[7] = server |
767 |
|
|
* - parv[8] = ircname |
768 |
michael |
1196 |
* |
769 |
|
|
* server introducing new nick (with services support) |
770 |
|
|
* - parv[0] = sender prefix |
771 |
|
|
* - parv[1] = nickname |
772 |
|
|
* - parv[2] = hop count |
773 |
|
|
* - parv[3] = TS |
774 |
|
|
* - parv[4] = umode |
775 |
|
|
* - parv[5] = username |
776 |
|
|
* - parv[6] = hostname |
777 |
|
|
* - parv[7] = server |
778 |
|
|
* - parv[8] = services id (timestamp) |
779 |
|
|
* - parv[9] = ircname |
780 |
adx |
30 |
*/ |
781 |
|
|
static void |
782 |
|
|
ms_nick(struct Client *client_p, struct Client *source_p, |
783 |
|
|
int parc, char *parv[]) |
784 |
|
|
{ |
785 |
michael |
981 |
struct Client *target_p = NULL; |
786 |
adx |
30 |
time_t newts = 0; |
787 |
michael |
1559 |
const char *svsid = "0"; |
788 |
adx |
30 |
|
789 |
michael |
1531 |
if (parc < 3 || EmptyString(parv[parc - 1])) |
790 |
adx |
30 |
return; |
791 |
|
|
|
792 |
michael |
1196 |
if (parc >= 9) |
793 |
adx |
30 |
{ |
794 |
michael |
1169 |
struct Client *server_p = hash_find_server(parv[7]); |
795 |
adx |
30 |
|
796 |
|
|
if (server_p == NULL) |
797 |
|
|
{ |
798 |
michael |
1618 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
799 |
michael |
1996 |
"Invalid server %s from %s for NICK %s", |
800 |
|
|
parv[7], source_p->name, parv[1]); |
801 |
adx |
30 |
sendto_one(client_p, ":%s KILL %s :%s (Server doesn't exist!)", |
802 |
michael |
981 |
me.name, parv[1], me.name); |
803 |
adx |
30 |
return; |
804 |
|
|
} |
805 |
|
|
|
806 |
michael |
981 |
if (check_clean_nick(client_p, source_p, parv[1], server_p) || |
807 |
|
|
check_clean_user(client_p, parv[1], parv[5], server_p) || |
808 |
michael |
1996 |
check_clean_host(client_p, parv[1], parv[6], server_p)) |
809 |
adx |
30 |
return; |
810 |
|
|
|
811 |
|
|
if (IsServer(source_p)) |
812 |
michael |
981 |
newts = atol(parv[3]); |
813 |
michael |
1196 |
if (IsServer(source_p) && parc == 10) |
814 |
michael |
1559 |
svsid = parv[8]; |
815 |
adx |
30 |
} |
816 |
|
|
else if (parc == 3) |
817 |
|
|
{ |
818 |
|
|
if (IsServer(source_p)) |
819 |
michael |
981 |
/* Servers can't change nicks.. */ |
820 |
adx |
30 |
return; |
821 |
|
|
|
822 |
michael |
981 |
if (check_clean_nick(client_p, source_p, parv[1], |
823 |
michael |
1996 |
source_p->servptr)) |
824 |
adx |
30 |
return; |
825 |
michael |
981 |
|
826 |
michael |
1996 |
newts = atol(parv[2]); |
827 |
adx |
30 |
} |
828 |
|
|
|
829 |
michael |
2005 |
/* If the nick doesnt exist, allow it and process like normal */ |
830 |
michael |
1169 |
if ((target_p = hash_find_client(parv[1])) == NULL) |
831 |
michael |
1196 |
nick_from_server(client_p, source_p, parc, parv, newts, svsid, parv[1], parv[parc-1]); |
832 |
michael |
981 |
else if (IsUnknown(target_p)) |
833 |
adx |
30 |
{ |
834 |
michael |
2005 |
/* We're not living in the past anymore, an unknown client is local only. */ |
835 |
adx |
30 |
exit_client(target_p, &me, "Overridden"); |
836 |
michael |
1196 |
nick_from_server(client_p, source_p, parc, parv, newts, svsid, parv[1], parv[parc-1]); |
837 |
adx |
30 |
} |
838 |
michael |
981 |
else if (target_p == source_p) |
839 |
adx |
30 |
{ |
840 |
michael |
981 |
if (strcmp(target_p->name, parv[1])) |
841 |
michael |
1196 |
nick_from_server(client_p, source_p, parc, parv, newts, svsid, parv[1], parv[parc-1]); |
842 |
adx |
30 |
} |
843 |
michael |
981 |
else |
844 |
|
|
perform_nick_collides(source_p, client_p, target_p, parc, parv, |
845 |
michael |
1196 |
newts, svsid, parv[1], parv[parc-1], NULL); |
846 |
adx |
30 |
} |
847 |
|
|
|
848 |
michael |
981 |
/*! \brief UID command handler (called by servers) |
849 |
adx |
30 |
* |
850 |
michael |
981 |
* \param client_p Pointer to allocated Client struct with physical connection |
851 |
|
|
* to this server, i.e. with an open socket connected. |
852 |
|
|
* \param source_p Pointer to allocated Client struct from which the message |
853 |
|
|
* originally comes from. This can be a local or remote client. |
854 |
|
|
* \param parc Integer holding the number of supplied arguments. |
855 |
|
|
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
856 |
|
|
* pointers. |
857 |
|
|
* \note Valid arguments for this command are: |
858 |
|
|
* |
859 |
michael |
1196 |
* server introducing new nick (without services support) |
860 |
michael |
981 |
* - parv[0] = sender prefix |
861 |
|
|
* - parv[1] = nickname |
862 |
|
|
* - parv[2] = hop count |
863 |
|
|
* - parv[3] = TS |
864 |
|
|
* - parv[4] = umode |
865 |
|
|
* - parv[5] = username |
866 |
|
|
* - parv[6] = hostname |
867 |
|
|
* - parv[7] = ip |
868 |
|
|
* - parv[8] = uid |
869 |
|
|
* - parv[9] = ircname (gecos) |
870 |
michael |
1196 |
* |
871 |
|
|
* server introducing new nick (with services support) |
872 |
|
|
* - parv[ 0] = sender prefix |
873 |
|
|
* - parv[ 1] = nickname |
874 |
|
|
* - parv[ 2] = hop count |
875 |
|
|
* - parv[ 3] = TS |
876 |
|
|
* - parv[ 4] = umode |
877 |
|
|
* - parv[ 5] = username |
878 |
|
|
* - parv[ 6] = hostname |
879 |
|
|
* - parv[ 7] = ip |
880 |
|
|
* - parv[ 8] = uid |
881 |
|
|
* - parv[ 9] = services id (timestamp) |
882 |
|
|
* - parv[10] = ircname (gecos) |
883 |
adx |
30 |
*/ |
884 |
|
|
static void |
885 |
|
|
ms_uid(struct Client *client_p, struct Client *source_p, |
886 |
|
|
int parc, char *parv[]) |
887 |
|
|
{ |
888 |
michael |
981 |
struct Client *target_p = NULL; |
889 |
adx |
30 |
time_t newts = 0; |
890 |
michael |
1559 |
const char *svsid = "0"; |
891 |
adx |
30 |
|
892 |
michael |
1196 |
if (parc < 10 || EmptyString(parv[parc-1])) |
893 |
adx |
30 |
return; |
894 |
|
|
|
895 |
michael |
981 |
if (check_clean_nick(client_p, source_p, parv[1], source_p) || |
896 |
|
|
check_clean_user(client_p, parv[1], parv[5], source_p) || |
897 |
|
|
check_clean_host(client_p, parv[1], parv[6], source_p)) |
898 |
adx |
30 |
return; |
899 |
|
|
|
900 |
michael |
981 |
newts = atol(parv[3]); |
901 |
michael |
1559 |
svsid = parc == 11 ? parv[9] : "0"; |
902 |
adx |
30 |
|
903 |
michael |
981 |
/* |
904 |
michael |
2005 |
* If there is an ID collision, kill our client, and kill theirs. |
905 |
|
|
* This may generate 401's, but it ensures that both clients always |
906 |
adx |
30 |
* go, even if the other server refuses to do the right thing. |
907 |
|
|
*/ |
908 |
michael |
981 |
if ((target_p = hash_find_id(parv[8])) != NULL) |
909 |
adx |
30 |
{ |
910 |
michael |
1618 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
911 |
michael |
1996 |
"ID collision on %s(%s <- %s)(both killed)", |
912 |
|
|
target_p->name, target_p->from->name, |
913 |
|
|
client_p->name); |
914 |
adx |
30 |
kill_client_ll_serv_butone(NULL, target_p, "%s (ID collision)", |
915 |
michael |
1996 |
me.name); |
916 |
adx |
30 |
|
917 |
michael |
896 |
++ServerStats.is_kill; |
918 |
michael |
1219 |
AddFlag(target_p, FLAGS_KILLED); |
919 |
adx |
30 |
exit_client(target_p, &me, "ID Collision"); |
920 |
|
|
return; |
921 |
|
|
} |
922 |
michael |
1996 |
|
923 |
michael |
1169 |
if ((target_p = hash_find_client(parv[1])) == NULL) |
924 |
michael |
1196 |
uid_from_server(client_p, source_p, parc, parv, newts, svsid, parv[1], parv[parc-1]); |
925 |
adx |
30 |
else if (IsUnknown(target_p)) |
926 |
|
|
{ |
927 |
|
|
exit_client(target_p, &me, "Overridden"); |
928 |
michael |
1196 |
uid_from_server(client_p, source_p, parc, parv, newts, svsid, parv[1], parv[parc-1]); |
929 |
adx |
30 |
} |
930 |
|
|
else |
931 |
michael |
1196 |
perform_nick_collides(source_p, client_p, target_p, parc, parv, newts, svsid, parv[1], |
932 |
|
|
parv[parc-1], parv[8]); |
933 |
adx |
30 |
} |
934 |
|
|
|
935 |
michael |
1230 |
static struct Message nick_msgtab = { |
936 |
|
|
"NICK", 0, 0, 0, MAXPARA, MFLG_SLOW, 0, |
937 |
|
|
{mr_nick, m_nick, ms_nick, m_ignore, m_nick, m_ignore} |
938 |
|
|
}; |
939 |
|
|
|
940 |
|
|
static struct Message uid_msgtab = { |
941 |
|
|
"UID", 0, 0, 10, MAXPARA, MFLG_SLOW, 0, |
942 |
|
|
{m_ignore, m_ignore, ms_uid, m_ignore, m_ignore, m_ignore} |
943 |
|
|
}; |
944 |
|
|
|
945 |
|
|
static void |
946 |
|
|
module_init(void) |
947 |
|
|
{ |
948 |
|
|
mod_add_cmd(&uid_msgtab); |
949 |
|
|
mod_add_cmd(&nick_msgtab); |
950 |
|
|
} |
951 |
|
|
|
952 |
|
|
static void |
953 |
|
|
module_exit(void) |
954 |
|
|
{ |
955 |
|
|
mod_del_cmd(&uid_msgtab); |
956 |
|
|
mod_del_cmd(&nick_msgtab); |
957 |
|
|
} |
958 |
|
|
|
959 |
|
|
struct module module_entry = { |
960 |
|
|
.node = { NULL, NULL, NULL }, |
961 |
|
|
.name = NULL, |
962 |
|
|
.version = "$Revision$", |
963 |
|
|
.handle = NULL, |
964 |
|
|
.modinit = module_init, |
965 |
|
|
.modexit = module_exit, |
966 |
|
|
.flags = MODULE_FLAG_CORE |
967 |
|
|
}; |