1 |
/* |
2 |
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
3 |
* m_whois.c: Shows who a user is. |
4 |
* |
5 |
* Copyright (C) 2005 by the past and present ircd coders, and others. |
6 |
* |
7 |
* This program is free software; you can redistribute it and/or modify |
8 |
* it under the terms of the GNU General Public License as published by |
9 |
* the Free Software Foundation; either version 2 of the License, or |
10 |
* (at your option) any later version. |
11 |
* |
12 |
* This program is distributed in the hope that it will be useful, |
13 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 |
* GNU General Public License for more details. |
16 |
* |
17 |
* You should have received a copy of the GNU General Public License |
18 |
* along with this program; if not, write to the Free Software |
19 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
20 |
* USA |
21 |
* |
22 |
* $Id$ |
23 |
*/ |
24 |
|
25 |
#include "stdinc.h" |
26 |
#include "list.h" |
27 |
#include "client.h" |
28 |
#include "hash.h" |
29 |
#include "channel.h" |
30 |
#include "channel_mode.h" |
31 |
#include "ircd.h" |
32 |
#include "numeric.h" |
33 |
#include "conf.h" |
34 |
#include "s_misc.h" |
35 |
#include "s_serv.h" |
36 |
#include "send.h" |
37 |
#include "irc_string.h" |
38 |
#include "parse.h" |
39 |
#include "modules.h" |
40 |
|
41 |
|
42 |
/* whois_person() |
43 |
* |
44 |
* inputs - source_p client to report to |
45 |
* - target_p client to report on |
46 |
* output - NONE |
47 |
* side effects - |
48 |
*/ |
49 |
static void |
50 |
whois_person(struct Client *source_p, struct Client *target_p) |
51 |
{ |
52 |
char buf[IRCD_BUFSIZE] = { '\0' }; |
53 |
const dlink_node *lp = NULL; |
54 |
char *t = NULL; |
55 |
int cur_len = 0; |
56 |
int show_ip = 0; |
57 |
int mlen = 0; |
58 |
int tlen = 0; |
59 |
int reply_to_send = 0; |
60 |
|
61 |
sendto_one(source_p, form_str(RPL_WHOISUSER), me.name, |
62 |
source_p->name, target_p->name, |
63 |
target_p->username, target_p->host, target_p->info); |
64 |
|
65 |
cur_len = mlen = snprintf(buf, sizeof(buf), form_str(RPL_WHOISCHANNELS), |
66 |
me.name, source_p->name, target_p->name, ""); |
67 |
t = buf + mlen; |
68 |
|
69 |
DLINK_FOREACH(lp, target_p->channel.head) |
70 |
{ |
71 |
const struct Membership *ms = lp->data; |
72 |
int show = ShowChannel(source_p, ms->chptr); |
73 |
|
74 |
if (show || HasUMode(source_p, UMODE_ADMIN)) |
75 |
{ |
76 |
if ((cur_len + 4 + strlen(ms->chptr->chname) + 1) > (IRCD_BUFSIZE - 2)) |
77 |
{ |
78 |
*(t - 1) = '\0'; |
79 |
sendto_one(source_p, "%s", buf); |
80 |
cur_len = mlen; |
81 |
t = buf + mlen; |
82 |
} |
83 |
|
84 |
tlen = sprintf(t, "%s%s%s ", show ? "" : "~", get_member_status(ms, 1), |
85 |
ms->chptr->chname); |
86 |
t += tlen; |
87 |
cur_len += tlen; |
88 |
reply_to_send = 1; |
89 |
} |
90 |
} |
91 |
|
92 |
if (reply_to_send) |
93 |
{ |
94 |
*(t - 1) = '\0'; |
95 |
sendto_one(source_p, "%s", buf); |
96 |
} |
97 |
|
98 |
if (HasUMode(source_p, UMODE_OPER) || !ConfigServerHide.hide_servers || target_p == source_p) |
99 |
sendto_one(source_p, form_str(RPL_WHOISSERVER), |
100 |
me.name, source_p->name, target_p->name, |
101 |
target_p->servptr->name, target_p->servptr->info); |
102 |
else |
103 |
sendto_one(source_p, form_str(RPL_WHOISSERVER), |
104 |
me.name, source_p->name, target_p->name, |
105 |
ConfigServerHide.hidden_name, |
106 |
ServerInfo.network_desc); |
107 |
|
108 |
if (HasUMode(target_p, UMODE_REGISTERED)) |
109 |
sendto_one(source_p, form_str(RPL_WHOISREGNICK), |
110 |
me.name, source_p->name, target_p->name); |
111 |
|
112 |
if (!IsDigit(target_p->svid[0])) |
113 |
sendto_one(source_p, form_str(RPL_WHOISACCOUNT), |
114 |
me.name, source_p->name, target_p->name, |
115 |
target_p->svid); |
116 |
|
117 |
if (target_p->away[0]) |
118 |
sendto_one(source_p, form_str(RPL_AWAY), |
119 |
me.name, source_p->name, target_p->name, |
120 |
target_p->away); |
121 |
|
122 |
if (HasUMode(target_p, UMODE_CALLERID|UMODE_SOFTCALLERID)) |
123 |
{ |
124 |
int callerid = !!HasUMode(target_p, UMODE_CALLERID); |
125 |
sendto_one(source_p, form_str(RPL_TARGUMODEG), |
126 |
me.name, source_p->name, target_p->name, |
127 |
callerid ? "+g" : "+G", |
128 |
callerid ? "server side ignore" : |
129 |
"server side ignore with the exception of common channels"); |
130 |
} |
131 |
|
132 |
if (HasUMode(target_p, UMODE_OPER)) |
133 |
if (!HasUMode(target_p, UMODE_HIDDEN) || HasUMode(source_p, UMODE_OPER)) |
134 |
sendto_one(source_p, form_str(HasUMode(target_p, UMODE_ADMIN) ? RPL_WHOISADMIN : |
135 |
RPL_WHOISOPERATOR), |
136 |
me.name, source_p->name, target_p->name); |
137 |
|
138 |
if (HasUMode(target_p, UMODE_WEBIRC)) |
139 |
sendto_one(source_p, form_str(RPL_WHOISTEXT), |
140 |
me.name, source_p->name, target_p->name, |
141 |
"User connected using a webirc gateway"); |
142 |
|
143 |
if (target_p->sockhost[0] && strcmp(target_p->sockhost, "0")) |
144 |
{ |
145 |
if (HasUMode(source_p, UMODE_ADMIN) || source_p == target_p) |
146 |
show_ip = 1; |
147 |
else if (IsIPSpoof(target_p)) |
148 |
show_ip = (HasUMode(source_p, UMODE_OPER) && !ConfigFileEntry.hide_spoof_ips); |
149 |
else |
150 |
show_ip = 1; |
151 |
|
152 |
sendto_one(source_p, form_str(RPL_WHOISACTUALLY), |
153 |
me.name, source_p->name, target_p->name, |
154 |
show_ip ? target_p->sockhost : "255.255.255.255"); |
155 |
} |
156 |
|
157 |
if (HasUMode(target_p, UMODE_SSL)) |
158 |
sendto_one(source_p, form_str(RPL_WHOISSECURE), me.name, |
159 |
source_p->name, target_p->name); |
160 |
|
161 |
if (!EmptyString(target_p->certfp)) |
162 |
if (target_p == source_p || HasUMode(source_p, UMODE_ADMIN)) |
163 |
sendto_one(source_p, form_str(RPL_WHOISCERTFP), me.name, |
164 |
source_p->name, target_p->name, target_p->certfp); |
165 |
|
166 |
if (MyConnect(target_p)) |
167 |
{ |
168 |
sendto_one(source_p, form_str(RPL_WHOISIDLE), |
169 |
me.name, source_p->name, target_p->name, |
170 |
idle_time_get(source_p, target_p), |
171 |
target_p->localClient->firsttime); |
172 |
|
173 |
if (HasUMode(target_p, UMODE_OPER) && target_p != source_p) |
174 |
if (HasUMode(target_p, UMODE_SPY)) |
175 |
sendto_one(target_p, ":%s NOTICE %s :*** Notice -- %s (%s@%s) [%s] is doing " |
176 |
"a whois on you", me.name, target_p->name, source_p->name, |
177 |
source_p->username, source_p->host, source_p->servptr->name); |
178 |
} |
179 |
} |
180 |
|
181 |
/* do_whois() |
182 |
* |
183 |
* inputs - pointer to /whois source |
184 |
* - number of parameters |
185 |
* - pointer to parameters array |
186 |
* output - pointer to void |
187 |
* side effects - Does whois |
188 |
*/ |
189 |
static int |
190 |
do_whois(struct Client *source_p, const char *name) |
191 |
{ |
192 |
struct Client *target_p = NULL; |
193 |
|
194 |
if ((target_p = hash_find_client(name)) && IsClient(target_p)) |
195 |
whois_person(source_p, target_p); |
196 |
else if (!IsDigit(*name)) |
197 |
sendto_one(source_p, form_str(ERR_NOSUCHNICK), |
198 |
me.name, source_p->name, name); |
199 |
|
200 |
sendto_one(source_p, form_str(RPL_ENDOFWHOIS), |
201 |
me.name, source_p->name, name); |
202 |
return 0; |
203 |
} |
204 |
|
205 |
/* |
206 |
** m_whois |
207 |
** parv[0] = sender prefix |
208 |
** parv[1] = nickname masklist |
209 |
*/ |
210 |
static int |
211 |
m_whois(struct Client *client_p, struct Client *source_p, |
212 |
int parc, char *parv[]) |
213 |
{ |
214 |
static time_t last_used = 0; |
215 |
|
216 |
if (parc < 2 || EmptyString(parv[1])) |
217 |
{ |
218 |
sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN), |
219 |
me.name, source_p->name); |
220 |
return 0; |
221 |
} |
222 |
|
223 |
if (parc > 2 && !EmptyString(parv[2])) |
224 |
{ |
225 |
/* seeing as this is going across servers, we should limit it */ |
226 |
if ((last_used + ConfigFileEntry.pace_wait_simple) > CurrentTime) |
227 |
{ |
228 |
sendto_one(source_p, form_str(RPL_LOAD2HI), |
229 |
me.name, source_p->name); |
230 |
return 0; |
231 |
} |
232 |
|
233 |
last_used = CurrentTime; |
234 |
|
235 |
/* |
236 |
* if we have serverhide enabled, they can either ask the clients |
237 |
* server, or our server.. I dont see why they would need to ask |
238 |
* anything else for info about the client.. --fl_ |
239 |
*/ |
240 |
if (ConfigServerHide.disable_remote_commands) |
241 |
parv[1] = parv[2]; |
242 |
|
243 |
if (hunt_server(client_p, source_p, ":%s WHOIS %s :%s", 1, |
244 |
parc, parv) != HUNTED_ISME) |
245 |
return 0; |
246 |
|
247 |
parv[1] = parv[2]; |
248 |
} |
249 |
|
250 |
return do_whois(source_p, parv[1]); |
251 |
} |
252 |
|
253 |
/* |
254 |
** mo_whois |
255 |
** parv[0] = sender prefix |
256 |
** parv[1] = nickname masklist |
257 |
*/ |
258 |
static int |
259 |
mo_whois(struct Client *client_p, struct Client *source_p, |
260 |
int parc, char *parv[]) |
261 |
{ |
262 |
if (parc < 2 || EmptyString(parv[1])) |
263 |
{ |
264 |
sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN), |
265 |
me.name, source_p->name); |
266 |
return 0; |
267 |
} |
268 |
|
269 |
if (parc > 2 && !EmptyString(parv[2])) |
270 |
{ |
271 |
if (hunt_server(client_p, source_p, ":%s WHOIS %s :%s", 1, |
272 |
parc, parv) != HUNTED_ISME) |
273 |
return 0; |
274 |
|
275 |
parv[1] = parv[2]; |
276 |
} |
277 |
|
278 |
return do_whois(source_p, parv[1]); |
279 |
} |
280 |
|
281 |
static struct Message whois_msgtab = |
282 |
{ |
283 |
"WHOIS", 0, 0, 0, MAXPARA, MFLG_SLOW, 0, |
284 |
{ m_unregistered, m_whois, mo_whois, m_ignore, mo_whois, m_ignore } |
285 |
}; |
286 |
|
287 |
static void |
288 |
module_init(void) |
289 |
{ |
290 |
mod_add_cmd(&whois_msgtab); |
291 |
} |
292 |
|
293 |
static void |
294 |
module_exit(void) |
295 |
{ |
296 |
mod_del_cmd(&whois_msgtab); |
297 |
} |
298 |
|
299 |
struct module module_entry = |
300 |
{ |
301 |
.node = { NULL, NULL, NULL }, |
302 |
.name = NULL, |
303 |
.version = "$Revision$", |
304 |
.handle = NULL, |
305 |
.modinit = module_init, |
306 |
.modexit = module_exit, |
307 |
.flags = 0 |
308 |
}; |