1 |
adx |
30 |
/* |
2 |
michael |
2916 |
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
3 |
adx |
30 |
* |
4 |
michael |
2916 |
* Copyright (c) 1997-2014 ircd-hybrid development team |
5 |
adx |
30 |
* |
6 |
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* This program is free software; you can redistribute it and/or modify |
7 |
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* it under the terms of the GNU General Public License as published by |
8 |
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* the Free Software Foundation; either version 2 of the License, or |
9 |
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* (at your option) any later version. |
10 |
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* |
11 |
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* This program is distributed in the hope that it will be useful, |
12 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
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* GNU General Public License for more details. |
15 |
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* |
16 |
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* You should have received a copy of the GNU General Public License |
17 |
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* along with this program; if not, write to the Free Software |
18 |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
19 |
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* USA |
20 |
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*/ |
21 |
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22 |
michael |
2916 |
/*! \file s_user.c |
23 |
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* \brief User related functions. |
24 |
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* \version $Id$ |
25 |
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*/ |
26 |
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|
27 |
adx |
30 |
#include "stdinc.h" |
28 |
michael |
1011 |
#include "list.h" |
29 |
michael |
3347 |
#include "user.h" |
30 |
adx |
30 |
#include "channel.h" |
31 |
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#include "channel_mode.h" |
32 |
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#include "client.h" |
33 |
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#include "hash.h" |
34 |
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#include "irc_string.h" |
35 |
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#include "ircd.h" |
36 |
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#include "listener.h" |
37 |
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#include "motd.h" |
38 |
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#include "numeric.h" |
39 |
michael |
1309 |
#include "conf.h" |
40 |
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#include "log.h" |
41 |
michael |
3347 |
#include "server.h" |
42 |
adx |
30 |
#include "send.h" |
43 |
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#include "supported.h" |
44 |
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#include "memory.h" |
45 |
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#include "packet.h" |
46 |
michael |
982 |
#include "rng_mt.h" |
47 |
adx |
30 |
#include "userhost.h" |
48 |
michael |
3347 |
#include "misc.h" |
49 |
michael |
1243 |
#include "parse.h" |
50 |
michael |
876 |
#include "watch.h" |
51 |
adx |
30 |
|
52 |
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static char umode_buffer[IRCD_BUFSIZE]; |
53 |
michael |
1080 |
static const char *uid_get(void); |
54 |
adx |
30 |
|
55 |
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/* Used for building up the isupport string, |
56 |
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* used with init_isupport, add_isupport, delete_isupport |
57 |
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*/ |
58 |
michael |
2345 |
struct Isupport |
59 |
adx |
30 |
{ |
60 |
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dlink_node node; |
61 |
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char *name; |
62 |
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char *options; |
63 |
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int number; |
64 |
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}; |
65 |
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66 |
michael |
2159 |
static dlink_list support_list; |
67 |
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static dlink_list support_list_lines; |
68 |
adx |
30 |
|
69 |
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/* memory is cheap. map 0-255 to equivalent mode */ |
70 |
michael |
2022 |
const unsigned int user_modes[256] = |
71 |
adx |
30 |
{ |
72 |
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/* 0x00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x0F */ |
73 |
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/* 0x10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x1F */ |
74 |
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/* 0x20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x2F */ |
75 |
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/* 0x30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x3F */ |
76 |
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0, /* @ */ |
77 |
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0, /* A */ |
78 |
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0, /* B */ |
79 |
michael |
2185 |
0, /* C */ |
80 |
adx |
30 |
UMODE_DEAF, /* D */ |
81 |
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0, /* E */ |
82 |
michael |
1976 |
UMODE_FARCONNECT, /* F */ |
83 |
adx |
30 |
UMODE_SOFTCALLERID, /* G */ |
84 |
michael |
1294 |
UMODE_HIDDEN, /* H */ |
85 |
adx |
30 |
0, /* I */ |
86 |
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0, /* J */ |
87 |
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0, /* K */ |
88 |
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0, /* L */ |
89 |
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0, /* M */ |
90 |
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0, /* N */ |
91 |
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0, /* O */ |
92 |
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0, /* P */ |
93 |
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0, /* Q */ |
94 |
michael |
1175 |
UMODE_REGONLY, /* R */ |
95 |
michael |
2246 |
UMODE_SSL, /* S */ |
96 |
adx |
30 |
0, /* T */ |
97 |
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0, /* U */ |
98 |
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0, /* V */ |
99 |
michael |
2511 |
UMODE_WEBIRC, /* W */ |
100 |
adx |
30 |
0, /* X */ |
101 |
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0, /* Y */ |
102 |
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0, /* Z 0x5A */ |
103 |
michael |
2345 |
0, 0, 0, 0, 0, /* 0x5F */ |
104 |
adx |
30 |
0, /* 0x60 */ |
105 |
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UMODE_ADMIN, /* a */ |
106 |
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UMODE_BOTS, /* b */ |
107 |
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UMODE_CCONN, /* c */ |
108 |
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UMODE_DEBUG, /* d */ |
109 |
michael |
1818 |
UMODE_EXTERNAL, /* e */ |
110 |
adx |
30 |
UMODE_FULL, /* f */ |
111 |
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UMODE_CALLERID, /* g */ |
112 |
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0, /* h */ |
113 |
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UMODE_INVISIBLE, /* i */ |
114 |
michael |
1158 |
UMODE_REJ, /* j */ |
115 |
adx |
30 |
UMODE_SKILL, /* k */ |
116 |
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UMODE_LOCOPS, /* l */ |
117 |
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0, /* m */ |
118 |
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UMODE_NCHANGE, /* n */ |
119 |
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UMODE_OPER, /* o */ |
120 |
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0, /* p */ |
121 |
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0, /* q */ |
122 |
michael |
1158 |
UMODE_REGISTERED, /* r */ |
123 |
adx |
30 |
UMODE_SERVNOTICE, /* s */ |
124 |
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0, /* t */ |
125 |
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UMODE_UNAUTH, /* u */ |
126 |
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0, /* v */ |
127 |
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UMODE_WALLOP, /* w */ |
128 |
michael |
2137 |
UMODE_HIDDENHOST, /* x */ |
129 |
adx |
30 |
UMODE_SPY, /* y */ |
130 |
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UMODE_OPERWALL, /* z 0x7A */ |
131 |
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0,0,0,0,0, /* 0x7B - 0x7F */ |
132 |
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133 |
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/* 0x80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x8F */ |
134 |
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/* 0x90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x9F */ |
135 |
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/* 0xA0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xAF */ |
136 |
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/* 0xB0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xBF */ |
137 |
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/* 0xC0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xCF */ |
138 |
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/* 0xD0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xDF */ |
139 |
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/* 0xE0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xEF */ |
140 |
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/* 0xF0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 /* 0xFF */ |
141 |
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}; |
142 |
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143 |
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void |
144 |
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assemble_umode_buffer(void) |
145 |
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{ |
146 |
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unsigned int idx = 0; |
147 |
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char *umode_buffer_ptr = umode_buffer; |
148 |
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|
149 |
michael |
1013 |
for (; idx < (sizeof(user_modes) / sizeof(user_modes[0])); ++idx) |
150 |
adx |
30 |
if (user_modes[idx]) |
151 |
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*umode_buffer_ptr++ = idx; |
152 |
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153 |
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*umode_buffer_ptr = '\0'; |
154 |
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} |
155 |
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156 |
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/* show_lusers() |
157 |
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* |
158 |
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* inputs - pointer to client |
159 |
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* output - NONE |
160 |
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* side effects - display to client user counts etc. |
161 |
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*/ |
162 |
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void |
163 |
michael |
2345 |
show_lusers(struct Client *source_p) |
164 |
adx |
30 |
{ |
165 |
michael |
1219 |
if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER)) |
166 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERCLIENT, (Count.total-Count.invisi), |
167 |
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Count.invisi, dlink_list_length(&global_serv_list)); |
168 |
adx |
30 |
else |
169 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERCLIENT, |
170 |
michael |
3375 |
(Count.total - Count.invisi), Count.invisi, 1); |
171 |
adx |
30 |
|
172 |
michael |
3375 |
if (Count.oper) |
173 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSEROP, Count.oper); |
174 |
adx |
30 |
|
175 |
michael |
3375 |
if (dlink_list_length(&unknown_list)) |
176 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERUNKNOWN, dlink_list_length(&unknown_list)); |
177 |
adx |
30 |
|
178 |
michael |
3375 |
if (dlink_list_length(&global_channel_list)) |
179 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERCHANNELS, dlink_list_length(&global_channel_list)); |
180 |
adx |
30 |
|
181 |
michael |
1219 |
if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER)) |
182 |
adx |
30 |
{ |
183 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERME, Count.local, Count.myserver); |
184 |
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sendto_one_numeric(source_p, &me, RPL_LOCALUSERS, Count.local, Count.max_loc); |
185 |
adx |
30 |
} |
186 |
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else |
187 |
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{ |
188 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LUSERME, Count.total, 0); |
189 |
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sendto_one_numeric(source_p, &me, RPL_LOCALUSERS, Count.total, Count.max_tot); |
190 |
adx |
30 |
} |
191 |
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|
192 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_GLOBALUSERS, Count.total, Count.max_tot); |
193 |
adx |
30 |
|
194 |
michael |
1219 |
if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER)) |
195 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_STATSCONN, Count.max_loc_con, |
196 |
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Count.max_loc_cli, Count.totalrestartcount); |
197 |
adx |
30 |
|
198 |
michael |
1143 |
if (Count.local > Count.max_loc_cli) |
199 |
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Count.max_loc_cli = Count.local; |
200 |
adx |
30 |
|
201 |
michael |
1143 |
if ((Count.local + Count.myserver) > Count.max_loc_con) |
202 |
michael |
2345 |
Count.max_loc_con = Count.local + Count.myserver; |
203 |
adx |
30 |
} |
204 |
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205 |
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/* show_isupport() |
206 |
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* |
207 |
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* inputs - pointer to client |
208 |
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* output - NONE |
209 |
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* side effects - display to client what we support (for them) |
210 |
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*/ |
211 |
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void |
212 |
michael |
2345 |
show_isupport(struct Client *source_p) |
213 |
adx |
30 |
{ |
214 |
michael |
2159 |
const dlink_node *ptr = NULL; |
215 |
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|
216 |
|
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DLINK_FOREACH(ptr, support_list_lines.head) |
217 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_ISUPPORT, ptr->data); |
218 |
adx |
30 |
} |
219 |
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220 |
michael |
3272 |
|
221 |
|
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/* report_and_set_user_flags() |
222 |
|
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* |
223 |
|
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* inputs - pointer to source_p |
224 |
|
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* - pointer to conf for this user |
225 |
|
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* output - NONE |
226 |
|
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* side effects - Report to user any special flags |
227 |
|
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* they are getting, and set them. |
228 |
|
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*/ |
229 |
|
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static void |
230 |
|
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report_and_set_user_flags(struct Client *source_p, const struct MaskItem *conf) |
231 |
|
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{ |
232 |
|
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/* If this user is being spoofed, tell them so */ |
233 |
|
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if (IsConfDoSpoofIp(conf)) |
234 |
|
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sendto_one_notice(source_p, &me, ":*** Spoofing your IP. Congrats."); |
235 |
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236 |
|
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/* If this user is in the exception class, Set it "E lined" */ |
237 |
|
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if (IsConfExemptKline(conf)) |
238 |
|
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{ |
239 |
|
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SetExemptKline(source_p); |
240 |
|
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sendto_one_notice(source_p, &me, ":*** You are exempt from K/D/G lines. Congrats."); |
241 |
|
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} |
242 |
|
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|
243 |
|
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/* |
244 |
|
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* The else here is to make sure that G line exempt users |
245 |
|
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* do not get noticed twice. |
246 |
|
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*/ |
247 |
|
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else if (IsConfExemptGline(conf)) |
248 |
|
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{ |
249 |
|
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SetExemptGline(source_p); |
250 |
|
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sendto_one_notice(source_p, &me, ":*** You are exempt from G lines. Congrats."); |
251 |
|
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} |
252 |
|
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|
253 |
|
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if (IsConfExemptResv(conf)) |
254 |
|
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{ |
255 |
|
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SetExemptResv(source_p); |
256 |
|
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sendto_one_notice(source_p, &me, ":*** You are exempt from resvs. Congrats."); |
257 |
|
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} |
258 |
|
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|
259 |
|
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/* If this user is exempt from user limits set it "F lined" */ |
260 |
|
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if (IsConfExemptLimits(conf)) |
261 |
|
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{ |
262 |
|
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SetExemptLimits(source_p); |
263 |
|
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sendto_one_notice(source_p, &me, ":*** You are exempt from user limits. Congrats."); |
264 |
|
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} |
265 |
|
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|
266 |
|
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if (IsConfCanFlood(conf)) |
267 |
|
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{ |
268 |
|
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SetCanFlood(source_p); |
269 |
|
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sendto_one_notice(source_p, &me, ":*** You are exempt from flood " |
270 |
|
|
"protection, aren't you fearsome."); |
271 |
|
|
} |
272 |
|
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} |
273 |
|
|
|
274 |
|
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/* introduce_client() |
275 |
|
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* |
276 |
|
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* inputs - source_p |
277 |
|
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* output - NONE |
278 |
|
|
* side effects - This common function introduces a client to the rest |
279 |
|
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* of the net, either from a local client connect or |
280 |
|
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* from a remote connect. |
281 |
|
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*/ |
282 |
|
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static void |
283 |
|
|
introduce_client(struct Client *source_p) |
284 |
|
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{ |
285 |
|
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dlink_node *ptr = NULL; |
286 |
|
|
char ubuf[IRCD_BUFSIZE] = ""; |
287 |
|
|
|
288 |
|
|
if (MyClient(source_p)) |
289 |
|
|
send_umode(source_p, source_p, 0, SEND_UMODES, ubuf); |
290 |
|
|
else |
291 |
|
|
send_umode(NULL, source_p, 0, SEND_UMODES, ubuf); |
292 |
|
|
|
293 |
|
|
watch_check_hash(source_p, RPL_LOGON); |
294 |
|
|
|
295 |
|
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if (ubuf[0] == '\0') |
296 |
|
|
{ |
297 |
|
|
ubuf[0] = '+'; |
298 |
|
|
ubuf[1] = '\0'; |
299 |
|
|
} |
300 |
|
|
|
301 |
|
|
DLINK_FOREACH(ptr, serv_list.head) |
302 |
|
|
{ |
303 |
|
|
struct Client *server = ptr->data; |
304 |
|
|
|
305 |
|
|
if (server == source_p->from) |
306 |
|
|
continue; |
307 |
|
|
|
308 |
|
|
if (IsCapable(server, CAP_SVS)) |
309 |
|
|
sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s %s :%s", |
310 |
|
|
source_p->servptr->id, |
311 |
|
|
source_p->name, source_p->hopcount+1, |
312 |
|
|
(unsigned long)source_p->tsinfo, |
313 |
|
|
ubuf, source_p->username, source_p->host, |
314 |
|
|
(MyClient(source_p) && IsIPSpoof(source_p)) ? |
315 |
|
|
"0" : source_p->sockhost, source_p->id, |
316 |
|
|
source_p->svid, |
317 |
|
|
source_p->info); |
318 |
|
|
else |
319 |
|
|
sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s :%s", |
320 |
|
|
source_p->servptr->id, |
321 |
|
|
source_p->name, source_p->hopcount+1, |
322 |
|
|
(unsigned long)source_p->tsinfo, |
323 |
|
|
ubuf, source_p->username, source_p->host, |
324 |
|
|
(MyClient(source_p) && IsIPSpoof(source_p)) ? |
325 |
|
|
"0" : source_p->sockhost, source_p->id, source_p->info); |
326 |
|
|
|
327 |
|
|
if (!EmptyString(source_p->certfp)) |
328 |
|
|
sendto_one(server, ":%s CERTFP %s", source_p->id, source_p->certfp); |
329 |
|
|
} |
330 |
|
|
} |
331 |
|
|
|
332 |
|
|
/* user_welcome() |
333 |
|
|
* |
334 |
|
|
* inputs - client pointer to client to welcome |
335 |
|
|
* output - NONE |
336 |
|
|
* side effects - |
337 |
|
|
*/ |
338 |
|
|
static void |
339 |
|
|
user_welcome(struct Client *source_p) |
340 |
|
|
{ |
341 |
|
|
#if defined(__TIME__) && defined(__DATE__) |
342 |
|
|
static const char built_date[] = __DATE__ " at " __TIME__; |
343 |
|
|
#else |
344 |
|
|
static const char built_date[] = "unknown"; |
345 |
|
|
#endif |
346 |
|
|
|
347 |
|
|
#ifdef HAVE_LIBCRYPTO |
348 |
|
|
if (HasFlag(source_p, FLAGS_SSL)) |
349 |
|
|
{ |
350 |
|
|
AddUMode(source_p, UMODE_SSL); |
351 |
|
|
sendto_one_notice(source_p, &me, ":*** Connected securely via %s", |
352 |
|
|
ssl_get_cipher(source_p->localClient->fd.ssl)); |
353 |
|
|
} |
354 |
|
|
#endif |
355 |
|
|
|
356 |
|
|
sendto_one_numeric(source_p, &me, RPL_WELCOME, ServerInfo.network_name, |
357 |
|
|
source_p->name); |
358 |
|
|
sendto_one_numeric(source_p, &me, RPL_YOURHOST, |
359 |
|
|
get_listener_name(source_p->localClient->listener), ircd_version); |
360 |
|
|
sendto_one_numeric(source_p, &me, RPL_CREATED, built_date); |
361 |
|
|
sendto_one_numeric(source_p, &me, RPL_MYINFO, me.name, ircd_version, umode_buffer); |
362 |
|
|
show_isupport(source_p); |
363 |
|
|
|
364 |
|
|
if (source_p->id[0]) |
365 |
|
|
sendto_one_numeric(source_p, &me, RPL_YOURID, source_p->id); |
366 |
|
|
|
367 |
|
|
show_lusers(source_p); |
368 |
|
|
motd_signon(source_p); |
369 |
|
|
} |
370 |
|
|
|
371 |
|
|
/* check_xline() |
372 |
|
|
* |
373 |
|
|
* inputs - pointer to client to test |
374 |
|
|
* outupt - 1 if exiting 0 if ok |
375 |
|
|
* side effects - |
376 |
|
|
*/ |
377 |
|
|
static int |
378 |
|
|
check_xline(struct Client *source_p) |
379 |
|
|
{ |
380 |
|
|
struct MaskItem *conf = NULL; |
381 |
|
|
const char *reason = NULL; |
382 |
|
|
|
383 |
|
|
if ((conf = find_matching_name_conf(CONF_XLINE, source_p->info, NULL, NULL, 0))) |
384 |
|
|
{ |
385 |
|
|
++conf->count; |
386 |
|
|
|
387 |
|
|
if (conf->reason) |
388 |
|
|
reason = conf->reason; |
389 |
|
|
else |
390 |
|
|
reason = CONF_NOREASON; |
391 |
|
|
|
392 |
|
|
sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE, |
393 |
|
|
"X-line Rejecting [%s] [%s], user %s [%s]", |
394 |
|
|
source_p->info, reason, |
395 |
|
|
get_client_name(source_p, HIDE_IP), |
396 |
|
|
source_p->sockhost); |
397 |
|
|
|
398 |
|
|
++ServerStats.is_ref; |
399 |
|
|
exit_client(source_p, "Bad user info"); |
400 |
|
|
return 1; |
401 |
|
|
} |
402 |
|
|
|
403 |
|
|
return 0; |
404 |
|
|
} |
405 |
|
|
|
406 |
michael |
3317 |
/*! \brief This function is called when both NICK and USER messages |
407 |
michael |
3316 |
* have been accepted for the client, in whatever order. Only |
408 |
|
|
* after this, is the UID message propagated. |
409 |
michael |
3317 |
* \param source_p Pointer to given client to introduce |
410 |
michael |
3316 |
*/ |
411 |
adx |
30 |
void |
412 |
michael |
1080 |
register_local_user(struct Client *source_p) |
413 |
adx |
30 |
{ |
414 |
michael |
1115 |
const char *id = NULL; |
415 |
michael |
1632 |
const struct MaskItem *conf = NULL; |
416 |
adx |
30 |
|
417 |
michael |
1080 |
assert(source_p == source_p->from); |
418 |
adx |
30 |
assert(MyConnect(source_p)); |
419 |
michael |
503 |
assert(!source_p->localClient->registration); |
420 |
adx |
30 |
|
421 |
michael |
1080 |
ClearCap(source_p, CAP_TS6); |
422 |
michael |
589 |
|
423 |
adx |
30 |
if (ConfigFileEntry.ping_cookie) |
424 |
|
|
{ |
425 |
michael |
2314 |
if (!IsPingSent(source_p) && !source_p->localClient->random_ping) |
426 |
adx |
30 |
{ |
427 |
michael |
983 |
do |
428 |
|
|
source_p->localClient->random_ping = genrand_int32(); |
429 |
|
|
while (!source_p->localClient->random_ping); |
430 |
|
|
|
431 |
michael |
982 |
sendto_one(source_p, "PING :%u", |
432 |
adx |
30 |
source_p->localClient->random_ping); |
433 |
|
|
SetPingSent(source_p); |
434 |
|
|
return; |
435 |
|
|
} |
436 |
|
|
|
437 |
|
|
if (!HasPingCookie(source_p)) |
438 |
|
|
return; |
439 |
|
|
} |
440 |
|
|
|
441 |
michael |
1176 |
source_p->localClient->last_privmsg = CurrentTime; |
442 |
adx |
30 |
/* Straight up the maximum rate of flooding... */ |
443 |
|
|
source_p->localClient->allow_read = MAX_FLOOD_BURST; |
444 |
|
|
|
445 |
michael |
1644 |
if (!check_client(source_p)) |
446 |
adx |
30 |
return; |
447 |
|
|
|
448 |
michael |
2314 |
if (!valid_hostname(source_p->host)) |
449 |
adx |
30 |
{ |
450 |
michael |
3110 |
sendto_one_notice(source_p, &me, ":*** Notice -- You have an illegal " |
451 |
|
|
"character in your hostname"); |
452 |
adx |
30 |
strlcpy(source_p->host, source_p->sockhost, |
453 |
|
|
sizeof(source_p->host)); |
454 |
|
|
} |
455 |
|
|
|
456 |
michael |
1632 |
conf = source_p->localClient->confs.head->data; |
457 |
adx |
30 |
|
458 |
|
|
if (!IsGotId(source_p)) |
459 |
|
|
{ |
460 |
michael |
3215 |
char username[USERLEN + 1] = ""; |
461 |
michael |
1080 |
const char *p = username; |
462 |
adx |
30 |
unsigned int i = 0; |
463 |
|
|
|
464 |
michael |
1632 |
if (IsNeedIdentd(conf)) |
465 |
adx |
30 |
{ |
466 |
michael |
896 |
++ServerStats.is_ref; |
467 |
michael |
3110 |
sendto_one_notice(source_p, &me, ":*** Notice -- You need to install " |
468 |
|
|
"identd to use this server"); |
469 |
michael |
3171 |
exit_client(source_p, "Install identd"); |
470 |
adx |
30 |
return; |
471 |
|
|
} |
472 |
|
|
|
473 |
michael |
1080 |
strlcpy(username, source_p->username, sizeof(username)); |
474 |
adx |
30 |
|
475 |
michael |
1632 |
if (!IsNoTilde(conf)) |
476 |
adx |
30 |
source_p->username[i++] = '~'; |
477 |
|
|
|
478 |
michael |
1080 |
for (; *p && i < USERLEN; ++p) |
479 |
adx |
30 |
if (*p != '[') |
480 |
|
|
source_p->username[i++] = *p; |
481 |
|
|
|
482 |
|
|
source_p->username[i] = '\0'; |
483 |
|
|
} |
484 |
|
|
|
485 |
michael |
3317 |
/* Password check */ |
486 |
michael |
1632 |
if (!EmptyString(conf->passwd)) |
487 |
adx |
30 |
{ |
488 |
|
|
const char *pass = source_p->localClient->passwd; |
489 |
|
|
|
490 |
michael |
1632 |
if (!match_conf_password(pass, conf)) |
491 |
adx |
30 |
{ |
492 |
michael |
896 |
++ServerStats.is_ref; |
493 |
michael |
3109 |
|
494 |
|
|
sendto_one_numeric(source_p, &me, ERR_PASSWDMISMATCH); |
495 |
michael |
3171 |
exit_client(source_p, "Bad Password"); |
496 |
adx |
30 |
return; |
497 |
|
|
} |
498 |
|
|
} |
499 |
|
|
|
500 |
michael |
3317 |
/* |
501 |
|
|
* Don't free source_p->localClient->passwd here - it can be required |
502 |
adx |
30 |
* by masked /stats I if there are auth{} blocks with need_password = no; |
503 |
|
|
* --adx |
504 |
|
|
*/ |
505 |
|
|
|
506 |
michael |
3317 |
/* |
507 |
|
|
* Report if user has &^>= etc. and set flags as needed in source_p |
508 |
|
|
*/ |
509 |
michael |
1632 |
report_and_set_user_flags(source_p, conf); |
510 |
adx |
30 |
|
511 |
michael |
1080 |
if (IsDead(source_p)) |
512 |
michael |
980 |
return; |
513 |
|
|
|
514 |
michael |
3317 |
/* |
515 |
|
|
* Limit clients - |
516 |
adx |
30 |
* We want to be able to have servers and F-line clients |
517 |
|
|
* connect, so save room for "buffer" connections. |
518 |
|
|
* Smaller servers may want to decrease this, and it should |
519 |
|
|
* probably be just a percentage of the MAXCLIENTS... |
520 |
|
|
* -Taner |
521 |
|
|
*/ |
522 |
|
|
if ((Count.local >= ServerInfo.max_clients + MAX_BUFFER) || |
523 |
|
|
(Count.local >= ServerInfo.max_clients && !IsExemptLimits(source_p))) |
524 |
|
|
{ |
525 |
michael |
1618 |
sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE, |
526 |
adx |
30 |
"Too many clients, rejecting %s[%s].", |
527 |
michael |
1080 |
source_p->name, source_p->host); |
528 |
michael |
896 |
++ServerStats.is_ref; |
529 |
michael |
3171 |
exit_client(source_p, "Sorry, server is full - try later"); |
530 |
adx |
30 |
return; |
531 |
|
|
} |
532 |
|
|
|
533 |
michael |
2314 |
if (!valid_username(source_p->username, 1)) |
534 |
adx |
30 |
{ |
535 |
michael |
3375 |
char buf[IRCD_BUFSIZE] = ""; |
536 |
adx |
30 |
|
537 |
michael |
1618 |
sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE, |
538 |
|
|
"Invalid username: %s (%s@%s)", |
539 |
michael |
1080 |
source_p->name, source_p->username, source_p->host); |
540 |
michael |
896 |
++ServerStats.is_ref; |
541 |
michael |
3375 |
snprintf(buf, sizeof(buf), "Invalid username [%s]", source_p->username); |
542 |
|
|
exit_client(source_p, buf); |
543 |
adx |
30 |
return; |
544 |
|
|
} |
545 |
|
|
|
546 |
michael |
592 |
if (check_xline(source_p)) |
547 |
adx |
30 |
return; |
548 |
|
|
|
549 |
michael |
3215 |
while (hash_find_id((id = uid_get()))) |
550 |
michael |
1115 |
; |
551 |
michael |
573 |
|
552 |
michael |
1115 |
strlcpy(source_p->id, id, sizeof(source_p->id)); |
553 |
|
|
hash_add_id(source_p); |
554 |
adx |
30 |
|
555 |
michael |
1618 |
sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE, |
556 |
michael |
1137 |
"Client connecting: %s (%s@%s) [%s] {%s} [%s] <%s>", |
557 |
michael |
1080 |
source_p->name, source_p->username, source_p->host, |
558 |
adx |
30 |
ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ? |
559 |
michael |
891 |
"255.255.255.255" : source_p->sockhost, |
560 |
michael |
1632 |
get_client_class(&source_p->localClient->confs), |
561 |
michael |
1137 |
source_p->info, source_p->id); |
562 |
adx |
30 |
|
563 |
|
|
if (ConfigFileEntry.invisible_on_connect) |
564 |
michael |
159 |
{ |
565 |
michael |
1219 |
AddUMode(source_p, UMODE_INVISIBLE); |
566 |
michael |
980 |
++Count.invisi; |
567 |
michael |
159 |
} |
568 |
adx |
30 |
|
569 |
michael |
2314 |
if (++Count.local > Count.max_loc) |
570 |
adx |
30 |
{ |
571 |
|
|
Count.max_loc = Count.local; |
572 |
|
|
|
573 |
|
|
if (!(Count.max_loc % 10)) |
574 |
michael |
1618 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
575 |
|
|
"New Max Local Clients: %d", |
576 |
adx |
30 |
Count.max_loc); |
577 |
|
|
} |
578 |
|
|
|
579 |
|
|
if (++Count.total > Count.max_tot) |
580 |
|
|
Count.max_tot = Count.total; |
581 |
michael |
948 |
++Count.totalrestartcount; |
582 |
adx |
30 |
|
583 |
michael |
1080 |
assert(source_p->servptr == &me); |
584 |
|
|
SetClient(source_p); |
585 |
|
|
dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list); |
586 |
|
|
|
587 |
adx |
30 |
source_p->localClient->allow_read = MAX_FLOOD_BURST; |
588 |
|
|
|
589 |
michael |
1125 |
assert(dlinkFind(&unknown_list, source_p)); |
590 |
michael |
1013 |
|
591 |
michael |
1126 |
dlink_move_node(&source_p->localClient->lclient_node, |
592 |
|
|
&unknown_list, &local_client_list); |
593 |
adx |
30 |
|
594 |
|
|
user_welcome(source_p); |
595 |
|
|
add_user_host(source_p->username, source_p->host, 0); |
596 |
|
|
SetUserHost(source_p); |
597 |
|
|
|
598 |
michael |
1080 |
introduce_client(source_p); |
599 |
adx |
30 |
} |
600 |
|
|
|
601 |
|
|
/* register_remote_user() |
602 |
|
|
* |
603 |
michael |
1080 |
* inputs - source_p remote or directly connected client |
604 |
adx |
30 |
* - username to register as |
605 |
|
|
* - host name to register as |
606 |
|
|
* - server name |
607 |
|
|
* output - NONE |
608 |
|
|
* side effects - This function is called when a remote client |
609 |
|
|
* is introduced by a server. |
610 |
|
|
*/ |
611 |
|
|
void |
612 |
michael |
2955 |
register_remote_user(struct Client *source_p, const char *username, |
613 |
|
|
const char *host, const char *server) |
614 |
adx |
30 |
{ |
615 |
michael |
56 |
struct Client *target_p = NULL; |
616 |
adx |
30 |
|
617 |
|
|
assert(source_p->username != username); |
618 |
|
|
|
619 |
michael |
2345 |
strlcpy(source_p->host, host, sizeof(source_p->host)); |
620 |
adx |
30 |
strlcpy(source_p->username, username, sizeof(source_p->username)); |
621 |
|
|
|
622 |
|
|
/* |
623 |
michael |
3317 |
* Coming from another server, take the servers word for it |
624 |
adx |
30 |
*/ |
625 |
michael |
1169 |
source_p->servptr = hash_find_server(server); |
626 |
adx |
30 |
|
627 |
michael |
1618 |
/* |
628 |
|
|
* Super GhostDetect: |
629 |
adx |
30 |
* If we can't find the server the user is supposed to be on, |
630 |
|
|
* then simply blow the user away. -Taner |
631 |
|
|
*/ |
632 |
|
|
if (source_p->servptr == NULL) |
633 |
|
|
{ |
634 |
michael |
1618 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
635 |
adx |
30 |
"No server %s for user %s[%s@%s] from %s", |
636 |
|
|
server, source_p->name, source_p->username, |
637 |
|
|
source_p->host, source_p->from->name); |
638 |
michael |
3176 |
sendto_one(source_p->from, |
639 |
|
|
":%s KILL %s :%s (Ghosted, server %s doesn't exist)", |
640 |
michael |
3186 |
me.id, source_p->id, me.name, server); |
641 |
adx |
30 |
|
642 |
michael |
1219 |
AddFlag(source_p, FLAGS_KILLED); |
643 |
michael |
3171 |
exit_client(source_p, "Ghosted Client"); |
644 |
adx |
30 |
return; |
645 |
|
|
} |
646 |
|
|
|
647 |
|
|
if ((target_p = source_p->servptr) && target_p->from != source_p->from) |
648 |
|
|
{ |
649 |
michael |
1618 |
sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE, |
650 |
adx |
30 |
"Bad User [%s] :%s USER %s@%s %s, != %s[%s]", |
651 |
michael |
1080 |
source_p->from->name, source_p->name, source_p->username, |
652 |
adx |
30 |
source_p->host, source_p->servptr->name, |
653 |
|
|
target_p->name, target_p->from->name); |
654 |
michael |
3176 |
sendto_one(source_p->from, |
655 |
|
|
":%s KILL %s :%s (NICK from wrong direction (%s != %s))", |
656 |
michael |
3186 |
me.id, source_p->id, me.name, source_p->servptr->name, |
657 |
michael |
3176 |
target_p->from->name); |
658 |
|
|
|
659 |
michael |
1219 |
AddFlag(source_p, FLAGS_KILLED); |
660 |
michael |
3171 |
exit_client(source_p, "USER server wrong direction"); |
661 |
adx |
30 |
return; |
662 |
|
|
} |
663 |
|
|
|
664 |
michael |
1167 |
/* |
665 |
|
|
* If the nick has been introduced by a services server, |
666 |
|
|
* make it a service as well. |
667 |
|
|
*/ |
668 |
michael |
1219 |
if (HasFlag(source_p->servptr, FLAGS_SERVICE)) |
669 |
|
|
AddFlag(source_p, FLAGS_SERVICE); |
670 |
michael |
1167 |
|
671 |
michael |
510 |
if (++Count.total > Count.max_tot) |
672 |
|
|
Count.max_tot = Count.total; |
673 |
|
|
|
674 |
adx |
30 |
SetClient(source_p); |
675 |
michael |
889 |
dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list); |
676 |
adx |
30 |
add_user_host(source_p->username, source_p->host, 1); |
677 |
|
|
SetUserHost(source_p); |
678 |
|
|
|
679 |
michael |
1976 |
if (HasFlag(source_p->servptr, FLAGS_EOB)) |
680 |
|
|
sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE, |
681 |
|
|
"Client connecting at %s: %s (%s@%s) [%s] <%s>", |
682 |
|
|
source_p->servptr->name, |
683 |
|
|
source_p->name, source_p->username, source_p->host, |
684 |
|
|
source_p->info, source_p->id); |
685 |
|
|
|
686 |
michael |
1080 |
introduce_client(source_p); |
687 |
adx |
30 |
} |
688 |
|
|
|
689 |
|
|
/* valid_hostname() |
690 |
|
|
* |
691 |
|
|
* Inputs - pointer to hostname |
692 |
|
|
* Output - 1 if valid, 0 if not |
693 |
|
|
* Side effects - check hostname for validity |
694 |
|
|
* |
695 |
|
|
* NOTE: this doesn't allow a hostname to begin with a dot and |
696 |
|
|
* will not allow more dots than chars. |
697 |
|
|
*/ |
698 |
|
|
int |
699 |
|
|
valid_hostname(const char *hostname) |
700 |
|
|
{ |
701 |
|
|
const char *p = hostname; |
702 |
|
|
|
703 |
michael |
3235 |
assert(p); |
704 |
adx |
30 |
|
705 |
michael |
2352 |
if (EmptyString(p) || *p == '.' || *p == ':') |
706 |
michael |
56 |
return 0; |
707 |
adx |
30 |
|
708 |
michael |
1080 |
for (; *p; ++p) |
709 |
adx |
30 |
if (!IsHostChar(*p)) |
710 |
michael |
56 |
return 0; |
711 |
adx |
30 |
|
712 |
michael |
1795 |
return p - hostname <= HOSTLEN; |
713 |
adx |
30 |
} |
714 |
|
|
|
715 |
|
|
/* valid_username() |
716 |
|
|
* |
717 |
|
|
* Inputs - pointer to user |
718 |
|
|
* Output - 1 if valid, 0 if not |
719 |
|
|
* Side effects - check username for validity |
720 |
|
|
* |
721 |
|
|
* Absolutely always reject any '*' '!' '?' '@' in an user name |
722 |
|
|
* reject any odd control characters names. |
723 |
|
|
* Allow '.' in username to allow for "first.last" |
724 |
|
|
* style of username |
725 |
|
|
*/ |
726 |
|
|
int |
727 |
michael |
2069 |
valid_username(const char *username, const int local) |
728 |
adx |
30 |
{ |
729 |
|
|
int dots = 0; |
730 |
|
|
const char *p = username; |
731 |
|
|
|
732 |
michael |
3235 |
assert(p); |
733 |
adx |
30 |
|
734 |
michael |
1080 |
if (*p == '~') |
735 |
adx |
30 |
++p; |
736 |
|
|
|
737 |
michael |
2067 |
/* |
738 |
|
|
* Reject usernames that don't start with an alphanum |
739 |
adx |
30 |
* i.e. reject jokers who have '-@somehost' or '.@somehost' |
740 |
|
|
* or "-hi-@somehost", "h-----@somehost" would still be accepted. |
741 |
|
|
*/ |
742 |
|
|
if (!IsAlNum(*p)) |
743 |
michael |
56 |
return 0; |
744 |
adx |
30 |
|
745 |
michael |
2067 |
if (local) |
746 |
adx |
30 |
{ |
747 |
michael |
2067 |
while (*++p) |
748 |
adx |
30 |
{ |
749 |
michael |
2067 |
if ((*p == '.') && ConfigFileEntry.dots_in_ident) |
750 |
|
|
{ |
751 |
|
|
if (++dots > ConfigFileEntry.dots_in_ident) |
752 |
|
|
return 0; |
753 |
|
|
if (!IsUserChar(*(p + 1))) |
754 |
|
|
return 0; |
755 |
|
|
} |
756 |
|
|
else if (!IsUserChar(*p)) |
757 |
michael |
56 |
return 0; |
758 |
adx |
30 |
} |
759 |
|
|
} |
760 |
michael |
2067 |
else |
761 |
|
|
{ |
762 |
|
|
while (*++p) |
763 |
|
|
if (!IsUserChar(*p)) |
764 |
|
|
return 0; |
765 |
|
|
} |
766 |
adx |
30 |
|
767 |
michael |
2067 |
return p - username <= USERLEN;; |
768 |
adx |
30 |
} |
769 |
|
|
|
770 |
michael |
1165 |
/* clean_nick_name() |
771 |
|
|
* |
772 |
|
|
* input - nickname |
773 |
|
|
* - whether it's a local nick (1) or remote (0) |
774 |
|
|
* output - none |
775 |
|
|
* side effects - walks through the nickname, returning 0 if erroneous |
776 |
|
|
*/ |
777 |
|
|
int |
778 |
|
|
valid_nickname(const char *nickname, const int local) |
779 |
|
|
{ |
780 |
|
|
const char *p = nickname; |
781 |
michael |
3318 |
|
782 |
michael |
1165 |
assert(nickname && *nickname); |
783 |
|
|
|
784 |
michael |
3317 |
/* |
785 |
|
|
* Nicks can't start with a digit or - or be 0 length. |
786 |
|
|
*/ |
787 |
michael |
1165 |
if (*p == '-' || (IsDigit(*p) && local) || *p == '\0') |
788 |
|
|
return 0; |
789 |
|
|
|
790 |
|
|
for (; *p; ++p) |
791 |
|
|
if (!IsNickChar(*p)) |
792 |
|
|
return 0; |
793 |
|
|
|
794 |
michael |
1431 |
return p - nickname <= NICKLEN; |
795 |
michael |
1165 |
} |
796 |
|
|
|
797 |
adx |
30 |
/* send_umode() |
798 |
|
|
* send the MODE string for user (user) to connection client_p |
799 |
|
|
* -avalon |
800 |
db |
849 |
* |
801 |
|
|
* inputs - client_p |
802 |
|
|
* - source_p |
803 |
|
|
* - int old |
804 |
|
|
* - sendmask mask of modes to send |
805 |
|
|
* - suplied umode_buf |
806 |
|
|
* output - NONE |
807 |
adx |
30 |
*/ |
808 |
|
|
void |
809 |
|
|
send_umode(struct Client *client_p, struct Client *source_p, |
810 |
|
|
unsigned int old, unsigned int sendmask, char *umode_buf) |
811 |
|
|
{ |
812 |
michael |
1013 |
char *m = umode_buf; |
813 |
adx |
30 |
int what = 0; |
814 |
|
|
|
815 |
michael |
56 |
/* |
816 |
michael |
3317 |
* Build a string in umode_buf to represent the change in the user's |
817 |
adx |
30 |
* mode between the new (source_p->umodes) and 'old'. |
818 |
|
|
*/ |
819 |
michael |
3375 |
for (unsigned int i = 0; i < 128; ++i) |
820 |
adx |
30 |
{ |
821 |
michael |
3375 |
unsigned int flag = user_modes[i]; |
822 |
|
|
|
823 |
adx |
30 |
if (!flag) |
824 |
|
|
continue; |
825 |
|
|
|
826 |
|
|
if (MyClient(source_p) && !(flag & sendmask)) |
827 |
|
|
continue; |
828 |
|
|
|
829 |
michael |
1219 |
if ((flag & old) && !HasUMode(source_p, flag)) |
830 |
adx |
30 |
{ |
831 |
|
|
if (what == MODE_DEL) |
832 |
|
|
*m++ = (char)i; |
833 |
|
|
else |
834 |
|
|
{ |
835 |
|
|
what = MODE_DEL; |
836 |
|
|
*m++ = '-'; |
837 |
|
|
*m++ = (char)i; |
838 |
|
|
} |
839 |
|
|
} |
840 |
michael |
1219 |
else if (!(flag & old) && HasUMode(source_p, flag)) |
841 |
adx |
30 |
{ |
842 |
|
|
if (what == MODE_ADD) |
843 |
|
|
*m++ = (char)i; |
844 |
|
|
else |
845 |
|
|
{ |
846 |
|
|
what = MODE_ADD; |
847 |
|
|
*m++ = '+'; |
848 |
|
|
*m++ = (char)i; |
849 |
|
|
} |
850 |
|
|
} |
851 |
|
|
} |
852 |
|
|
|
853 |
|
|
*m = '\0'; |
854 |
|
|
|
855 |
|
|
if (*umode_buf && client_p) |
856 |
michael |
528 |
sendto_one(client_p, ":%s!%s@%s MODE %s :%s", |
857 |
|
|
source_p->name, source_p->username, |
858 |
|
|
source_p->host, source_p->name, umode_buf); |
859 |
adx |
30 |
} |
860 |
|
|
|
861 |
|
|
/* send_umode_out() |
862 |
|
|
* |
863 |
|
|
* inputs - |
864 |
|
|
* output - NONE |
865 |
|
|
* side effects - Only send ubuf out to servers that know about this client |
866 |
|
|
*/ |
867 |
|
|
void |
868 |
|
|
send_umode_out(struct Client *client_p, struct Client *source_p, |
869 |
|
|
unsigned int old) |
870 |
|
|
{ |
871 |
michael |
3215 |
char buf[IRCD_BUFSIZE] = ""; |
872 |
adx |
30 |
|
873 |
michael |
1294 |
send_umode(NULL, source_p, old, SEND_UMODES, buf); |
874 |
adx |
30 |
|
875 |
michael |
573 |
if (buf[0]) |
876 |
michael |
3155 |
sendto_server(source_p, NOCAPS, NOCAPS, ":%s MODE %s :%s", |
877 |
michael |
3186 |
source_p->id, source_p->id, buf); |
878 |
adx |
30 |
|
879 |
|
|
if (client_p && MyClient(client_p)) |
880 |
|
|
send_umode(client_p, source_p, old, 0xffffffff, buf); |
881 |
|
|
} |
882 |
|
|
|
883 |
michael |
1819 |
void |
884 |
michael |
2137 |
user_set_hostmask(struct Client *target_p, const char *hostname, const int what) |
885 |
michael |
1819 |
{ |
886 |
michael |
2141 |
dlink_node *ptr = NULL; |
887 |
|
|
|
888 |
michael |
2145 |
if (!strcmp(target_p->host, hostname)) |
889 |
|
|
return; |
890 |
michael |
2141 |
|
891 |
michael |
2137 |
switch (what) |
892 |
|
|
{ |
893 |
|
|
case MODE_ADD: |
894 |
|
|
AddUMode(target_p, UMODE_HIDDENHOST); |
895 |
|
|
AddFlag(target_p, FLAGS_IP_SPOOFING); |
896 |
|
|
break; |
897 |
|
|
case MODE_DEL: |
898 |
|
|
DelUMode(target_p, UMODE_HIDDENHOST); |
899 |
michael |
2138 |
|
900 |
michael |
2141 |
if (!HasFlag(target_p, FLAGS_AUTH_SPOOF)) |
901 |
michael |
2138 |
DelFlag(target_p, FLAGS_IP_SPOOFING); |
902 |
michael |
2137 |
break; |
903 |
michael |
2145 |
default: return; |
904 |
michael |
2137 |
} |
905 |
|
|
|
906 |
michael |
2289 |
if (ConfigFileEntry.cycle_on_host_change) |
907 |
|
|
sendto_common_channels_local(target_p, 0, 0, ":%s!%s@%s QUIT :Changing hostname", |
908 |
|
|
target_p->name, target_p->username, target_p->host); |
909 |
michael |
2145 |
|
910 |
|
|
if (IsUserHostIp(target_p)) |
911 |
|
|
delete_user_host(target_p->username, target_p->host, !MyConnect(target_p)); |
912 |
|
|
|
913 |
|
|
strlcpy(target_p->host, hostname, sizeof(target_p->host)); |
914 |
|
|
|
915 |
|
|
add_user_host(target_p->username, target_p->host, !MyConnect(target_p)); |
916 |
|
|
SetUserHost(target_p); |
917 |
|
|
|
918 |
michael |
1819 |
if (MyClient(target_p)) |
919 |
michael |
2137 |
{ |
920 |
michael |
3109 |
sendto_one_numeric(target_p, &me, RPL_NEWHOSTIS, target_p->host); |
921 |
michael |
1819 |
clear_ban_cache_client(target_p); |
922 |
michael |
2137 |
} |
923 |
michael |
2141 |
|
924 |
michael |
2283 |
if (!ConfigFileEntry.cycle_on_host_change) |
925 |
|
|
return; |
926 |
|
|
|
927 |
michael |
2141 |
DLINK_FOREACH(ptr, target_p->channel.head) |
928 |
|
|
{ |
929 |
michael |
3215 |
char modebuf[4], nickbuf[NICKLEN * 3 + 3] = ""; |
930 |
michael |
2141 |
char *p = modebuf; |
931 |
|
|
int len = 0; |
932 |
|
|
const struct Membership *ms = ptr->data; |
933 |
|
|
|
934 |
michael |
2283 |
if (has_member_flags(ms, CHFL_CHANOP)) |
935 |
|
|
{ |
936 |
michael |
2141 |
*p++ = 'o'; |
937 |
|
|
len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name); |
938 |
|
|
} |
939 |
|
|
|
940 |
michael |
2283 |
if (has_member_flags(ms, CHFL_HALFOP)) |
941 |
|
|
{ |
942 |
michael |
2141 |
*p++ = 'h'; |
943 |
|
|
len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name); |
944 |
|
|
} |
945 |
|
|
|
946 |
michael |
2283 |
if (has_member_flags(ms, CHFL_VOICE)) |
947 |
|
|
{ |
948 |
michael |
2141 |
*p++ = 'v'; |
949 |
|
|
len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name); |
950 |
|
|
} |
951 |
|
|
|
952 |
|
|
*p = '\0'; |
953 |
|
|
|
954 |
|
|
sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s!%s@%s JOIN :%s", |
955 |
|
|
target_p->name, target_p->username, target_p->host, |
956 |
|
|
ms->chptr->chname); |
957 |
|
|
if (nickbuf[0]) |
958 |
|
|
sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s MODE %s +%s %s", |
959 |
|
|
target_p->servptr->name, ms->chptr->chname, |
960 |
|
|
modebuf, nickbuf); |
961 |
|
|
|
962 |
|
|
} |
963 |
|
|
|
964 |
|
|
if (target_p->away[0]) |
965 |
|
|
sendto_common_channels_local(target_p, 0, CAP_AWAY_NOTIFY, |
966 |
|
|
":%s!%s@%s AWAY :%s", |
967 |
|
|
target_p->name, target_p->username, |
968 |
|
|
target_p->host, target_p->away); |
969 |
michael |
1819 |
} |
970 |
|
|
|
971 |
michael |
3317 |
/*! \brief Blindly opers up given source_p, using conf info. |
972 |
|
|
* All checks on passwords have already been done. |
973 |
|
|
* \param source_p Pointer to given client to oper |
974 |
adx |
30 |
*/ |
975 |
|
|
void |
976 |
|
|
oper_up(struct Client *source_p) |
977 |
|
|
{ |
978 |
michael |
1469 |
const unsigned int old = source_p->umodes; |
979 |
michael |
1644 |
const struct MaskItem *conf = source_p->localClient->confs.head->data; |
980 |
adx |
30 |
|
981 |
michael |
56 |
assert(source_p->localClient->confs.head); |
982 |
|
|
|
983 |
|
|
++Count.oper; |
984 |
adx |
30 |
SetOper(source_p); |
985 |
|
|
|
986 |
michael |
1632 |
if (conf->modes) |
987 |
|
|
AddUMode(source_p, conf->modes); |
988 |
michael |
56 |
else if (ConfigFileEntry.oper_umodes) |
989 |
michael |
1219 |
AddUMode(source_p, ConfigFileEntry.oper_umodes); |
990 |
adx |
30 |
|
991 |
michael |
1219 |
if (!(old & UMODE_INVISIBLE) && HasUMode(source_p, UMODE_INVISIBLE)) |
992 |
michael |
882 |
++Count.invisi; |
993 |
michael |
1219 |
if ((old & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE)) |
994 |
michael |
882 |
--Count.invisi; |
995 |
|
|
|
996 |
adx |
30 |
assert(dlinkFind(&oper_list, source_p) == NULL); |
997 |
|
|
dlinkAdd(source_p, make_dlink_node(), &oper_list); |
998 |
|
|
|
999 |
michael |
1632 |
AddOFlag(source_p, conf->port); |
1000 |
adx |
30 |
|
1001 |
michael |
1294 |
if (HasOFlag(source_p, OPER_FLAG_ADMIN)) |
1002 |
michael |
1158 |
AddUMode(source_p, UMODE_ADMIN); |
1003 |
adx |
30 |
|
1004 |
michael |
1618 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s is now an operator", |
1005 |
michael |
1458 |
get_oper_name(source_p)); |
1006 |
adx |
30 |
send_umode_out(source_p, source_p, old); |
1007 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_YOUREOPER); |
1008 |
adx |
30 |
} |
1009 |
|
|
|
1010 |
michael |
3375 |
static char new_uid[TOTALSIDUID + 1]; /* Allow for \0 */ |
1011 |
adx |
30 |
|
1012 |
michael |
573 |
int |
1013 |
|
|
valid_sid(const char *sid) |
1014 |
|
|
{ |
1015 |
|
|
if (strlen(sid) == IRC_MAXSID) |
1016 |
|
|
if (IsDigit(*sid)) |
1017 |
michael |
582 |
if (IsAlNum(*(sid + 1)) && IsAlNum(*(sid + 2))) |
1018 |
michael |
573 |
return 1; |
1019 |
|
|
|
1020 |
|
|
return 0; |
1021 |
|
|
} |
1022 |
|
|
|
1023 |
adx |
30 |
/* |
1024 |
|
|
* init_uid() |
1025 |
michael |
2345 |
* |
1026 |
adx |
30 |
* inputs - NONE |
1027 |
|
|
* output - NONE |
1028 |
|
|
* side effects - new_uid is filled in with server id portion (sid) |
1029 |
|
|
* (first 3 bytes) or defaulted to 'A'. |
1030 |
|
|
* Rest is filled in with 'A' |
1031 |
|
|
*/ |
1032 |
|
|
void |
1033 |
|
|
init_uid(void) |
1034 |
|
|
{ |
1035 |
|
|
memset(new_uid, 0, sizeof(new_uid)); |
1036 |
|
|
|
1037 |
michael |
1115 |
if (!EmptyString(ServerInfo.sid)) |
1038 |
michael |
573 |
strlcpy(new_uid, ServerInfo.sid, sizeof(new_uid)); |
1039 |
|
|
|
1040 |
michael |
3235 |
for (unsigned int i = 0; i < IRC_MAXSID; ++i) |
1041 |
michael |
2345 |
if (new_uid[i] == '\0') |
1042 |
adx |
30 |
new_uid[i] = 'A'; |
1043 |
|
|
|
1044 |
michael |
573 |
/* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */ |
1045 |
|
|
memcpy(new_uid + IRC_MAXSID, "AAAAA@", IRC_MAXUID); |
1046 |
adx |
30 |
} |
1047 |
|
|
|
1048 |
|
|
/* |
1049 |
|
|
* add_one_to_uid |
1050 |
|
|
* |
1051 |
|
|
* inputs - index number into new_uid |
1052 |
|
|
* output - NONE |
1053 |
|
|
* side effects - new_uid is incremented by one |
1054 |
|
|
* note this is a recursive function |
1055 |
|
|
*/ |
1056 |
|
|
static void |
1057 |
|
|
add_one_to_uid(int i) |
1058 |
|
|
{ |
1059 |
michael |
3375 |
if (i != IRC_MAXSID) /* Not reached server SID portion yet? */ |
1060 |
adx |
30 |
{ |
1061 |
|
|
if (new_uid[i] == 'Z') |
1062 |
|
|
new_uid[i] = '0'; |
1063 |
|
|
else if (new_uid[i] == '9') |
1064 |
|
|
{ |
1065 |
|
|
new_uid[i] = 'A'; |
1066 |
|
|
add_one_to_uid(i-1); |
1067 |
|
|
} |
1068 |
michael |
573 |
else |
1069 |
|
|
++new_uid[i]; |
1070 |
adx |
30 |
} |
1071 |
|
|
else |
1072 |
|
|
{ |
1073 |
michael |
573 |
/* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */ |
1074 |
adx |
30 |
if (new_uid[i] == 'Z') |
1075 |
michael |
573 |
memcpy(new_uid + IRC_MAXSID, "AAAAAA", IRC_MAXUID); |
1076 |
adx |
30 |
else |
1077 |
michael |
573 |
++new_uid[i]; |
1078 |
adx |
30 |
} |
1079 |
|
|
} |
1080 |
|
|
|
1081 |
|
|
/* |
1082 |
michael |
573 |
* uid_get |
1083 |
|
|
* |
1084 |
|
|
* inputs - struct Client * |
1085 |
|
|
* output - new UID is returned to caller |
1086 |
|
|
* side effects - new_uid is incremented by one. |
1087 |
|
|
*/ |
1088 |
michael |
1080 |
static const char * |
1089 |
|
|
uid_get(void) |
1090 |
michael |
573 |
{ |
1091 |
michael |
3375 |
add_one_to_uid(TOTALSIDUID - 1); /* Index from 0 */ |
1092 |
michael |
573 |
return new_uid; |
1093 |
|
|
} |
1094 |
|
|
|
1095 |
|
|
/* |
1096 |
adx |
30 |
* init_isupport() |
1097 |
|
|
* |
1098 |
|
|
* input - NONE |
1099 |
|
|
* output - NONE |
1100 |
|
|
* side effects - Must be called before isupport is enabled |
1101 |
|
|
*/ |
1102 |
|
|
void |
1103 |
|
|
init_isupport(void) |
1104 |
|
|
{ |
1105 |
|
|
add_isupport("CALLERID", NULL, -1); |
1106 |
|
|
add_isupport("CASEMAPPING", CASEMAP, -1); |
1107 |
adx |
716 |
add_isupport("DEAF", "D", -1); |
1108 |
adx |
30 |
add_isupport("KICKLEN", NULL, KICKLEN); |
1109 |
|
|
add_isupport("MODES", NULL, MAXMODEPARAMS); |
1110 |
|
|
#ifdef HALFOPS |
1111 |
|
|
add_isupport("PREFIX", "(ohv)@%+", -1); |
1112 |
|
|
add_isupport("STATUSMSG", "@%+", -1); |
1113 |
|
|
#else |
1114 |
|
|
add_isupport("PREFIX", "(ov)@+", -1); |
1115 |
|
|
add_isupport("STATUSMSG", "@+", -1); |
1116 |
|
|
#endif |
1117 |
michael |
2175 |
add_isupport("EXCEPTS", "e", -1); |
1118 |
|
|
add_isupport("INVEX", "I", -1); |
1119 |
adx |
30 |
} |
1120 |
|
|
|
1121 |
|
|
/* |
1122 |
|
|
* add_isupport() |
1123 |
|
|
* |
1124 |
|
|
* input - name of supported function |
1125 |
|
|
* - options if any |
1126 |
|
|
* - number if any |
1127 |
|
|
* output - NONE |
1128 |
|
|
* side effects - Each supported item must call this when activated |
1129 |
|
|
*/ |
1130 |
|
|
void |
1131 |
|
|
add_isupport(const char *name, const char *options, int n) |
1132 |
|
|
{ |
1133 |
|
|
dlink_node *ptr; |
1134 |
|
|
struct Isupport *support; |
1135 |
|
|
|
1136 |
|
|
DLINK_FOREACH(ptr, support_list.head) |
1137 |
|
|
{ |
1138 |
|
|
support = ptr->data; |
1139 |
|
|
if (irccmp(support->name, name) == 0) |
1140 |
|
|
{ |
1141 |
|
|
MyFree(support->name); |
1142 |
|
|
MyFree(support->options); |
1143 |
|
|
break; |
1144 |
|
|
} |
1145 |
|
|
} |
1146 |
|
|
|
1147 |
|
|
if (ptr == NULL) |
1148 |
|
|
{ |
1149 |
|
|
support = MyMalloc(sizeof(*support)); |
1150 |
|
|
dlinkAddTail(support, &support->node, &support_list); |
1151 |
|
|
} |
1152 |
|
|
|
1153 |
michael |
1646 |
support->name = xstrdup(name); |
1154 |
michael |
3375 |
if (options) |
1155 |
michael |
1646 |
support->options = xstrdup(options); |
1156 |
adx |
30 |
support->number = n; |
1157 |
|
|
|
1158 |
|
|
rebuild_isupport_message_line(); |
1159 |
|
|
} |
1160 |
|
|
|
1161 |
|
|
/* |
1162 |
|
|
* delete_isupport() |
1163 |
|
|
* |
1164 |
|
|
* input - name of supported function |
1165 |
|
|
* output - NONE |
1166 |
|
|
* side effects - Each supported item must call this when deactivated |
1167 |
|
|
*/ |
1168 |
|
|
void |
1169 |
|
|
delete_isupport(const char *name) |
1170 |
|
|
{ |
1171 |
|
|
dlink_node *ptr; |
1172 |
|
|
struct Isupport *support; |
1173 |
|
|
|
1174 |
|
|
DLINK_FOREACH(ptr, support_list.head) |
1175 |
|
|
{ |
1176 |
|
|
support = ptr->data; |
1177 |
|
|
if (irccmp(support->name, name) == 0) |
1178 |
|
|
{ |
1179 |
|
|
dlinkDelete(ptr, &support_list); |
1180 |
|
|
MyFree(support->name); |
1181 |
|
|
MyFree(support->options); |
1182 |
|
|
MyFree(support); |
1183 |
|
|
break; |
1184 |
|
|
} |
1185 |
|
|
} |
1186 |
|
|
|
1187 |
|
|
rebuild_isupport_message_line(); |
1188 |
|
|
} |
1189 |
|
|
|
1190 |
|
|
/* |
1191 |
|
|
* rebuild_isupport_message_line |
1192 |
|
|
* |
1193 |
|
|
* input - NONE |
1194 |
|
|
* output - NONE |
1195 |
|
|
* side effects - Destroy the isupport MessageFile lines, and rebuild. |
1196 |
|
|
*/ |
1197 |
|
|
void |
1198 |
|
|
rebuild_isupport_message_line(void) |
1199 |
|
|
{ |
1200 |
|
|
char isupportbuffer[IRCD_BUFSIZE]; |
1201 |
|
|
char *p = isupportbuffer; |
1202 |
michael |
2159 |
dlink_node *ptr = NULL, *ptr_next = NULL; |
1203 |
adx |
30 |
int n = 0; |
1204 |
|
|
int tokens = 0; |
1205 |
|
|
size_t len = 0; |
1206 |
michael |
3109 |
size_t reserve = strlen(me.name) + HOSTLEN + strlen(numeric_form(RPL_ISUPPORT)); |
1207 |
adx |
30 |
|
1208 |
michael |
2159 |
DLINK_FOREACH_SAFE(ptr, ptr_next, support_list_lines.head) |
1209 |
|
|
{ |
1210 |
|
|
dlinkDelete(ptr, &support_list_lines); |
1211 |
|
|
MyFree(ptr->data); |
1212 |
|
|
free_dlink_node(ptr); |
1213 |
|
|
} |
1214 |
adx |
30 |
|
1215 |
|
|
DLINK_FOREACH(ptr, support_list.head) |
1216 |
|
|
{ |
1217 |
|
|
struct Isupport *support = ptr->data; |
1218 |
|
|
|
1219 |
michael |
1793 |
p += (n = sprintf(p, "%s", support->name)); |
1220 |
adx |
30 |
len += n; |
1221 |
|
|
|
1222 |
michael |
3375 |
if (support->options) |
1223 |
adx |
30 |
{ |
1224 |
michael |
1793 |
p += (n = sprintf(p, "=%s", support->options)); |
1225 |
adx |
30 |
len += n; |
1226 |
|
|
} |
1227 |
|
|
|
1228 |
|
|
if (support->number > 0) |
1229 |
|
|
{ |
1230 |
michael |
1793 |
p += (n = sprintf(p, "=%d", support->number)); |
1231 |
adx |
30 |
len += n; |
1232 |
|
|
} |
1233 |
|
|
|
1234 |
|
|
*p++ = ' '; |
1235 |
|
|
len++; |
1236 |
|
|
*p = '\0'; |
1237 |
|
|
|
1238 |
|
|
if (++tokens == (MAXPARA-2) || len >= (sizeof(isupportbuffer)-reserve)) |
1239 |
|
|
{ /* arbritrary for now */ |
1240 |
|
|
if (*--p == ' ') |
1241 |
michael |
56 |
*p = '\0'; |
1242 |
adx |
30 |
|
1243 |
michael |
2159 |
dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines); |
1244 |
adx |
30 |
p = isupportbuffer; |
1245 |
|
|
len = 0; |
1246 |
|
|
n = tokens = 0; |
1247 |
|
|
} |
1248 |
|
|
} |
1249 |
|
|
|
1250 |
michael |
3375 |
if (len) |
1251 |
adx |
30 |
{ |
1252 |
|
|
if (*--p == ' ') |
1253 |
|
|
*p = '\0'; |
1254 |
michael |
2159 |
dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines); |
1255 |
adx |
30 |
} |
1256 |
|
|
} |