2 * ircd-ratbox: A slightly useful ircd.
3 * m_whois.c: Shows who a user is.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
37 #include "irc_string.h"
38 #include "sprintf_irc.h"
45 #include "s_newconf.h"
47 static void do_whois(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[]);
48 static void single_whois(struct Client
*source_p
, struct Client
*target_p
, int auspex
);
50 static int m_whois(struct Client
*, struct Client
*, int, const char **);
51 static int ms_whois(struct Client
*, struct Client
*, int, const char **);
53 struct Message whois_msgtab
= {
54 "WHOIS", 0, 0, 0, MFLG_SLOW
,
55 {mg_unreg
, {m_whois
, 2}, {ms_whois
, 2}, mg_ignore
, mg_ignore
, {m_whois
, 2}}
59 int doing_whois_global_hook
;
61 mapi_clist_av1 whois_clist
[] = { &whois_msgtab
, NULL
};
62 mapi_hlist_av1 whois_hlist
[] = {
63 { "doing_whois", &doing_whois_hook
},
64 { "doing_whois_global", &doing_whois_global_hook
},
68 DECLARE_MODULE_AV1(whois
, NULL
, NULL
, whois_clist
, whois_hlist
, NULL
, "$Revision: 148 $");
72 * parv[0] = sender prefix
73 * parv[1] = nickname masklist
76 m_whois(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
78 static time_t last_used
= 0;
82 if(EmptyString(parv
[2]))
84 sendto_one(source_p
, form_str(ERR_NONICKNAMEGIVEN
),
85 me
.name
, source_p
->name
);
91 /* seeing as this is going across servers, we should limit it */
92 if((last_used
+ ConfigFileEntry
.pace_wait_simple
) > CurrentTime
)
94 sendto_one(source_p
, form_str(RPL_LOAD2HI
),
95 me
.name
, source_p
->name
, "WHOIS");
96 sendto_one_numeric(source_p
, RPL_ENDOFWHOIS
,
97 form_str(RPL_ENDOFWHOIS
), parv
[1]);
101 last_used
= CurrentTime
;
104 if(hunt_server(client_p
, source_p
, ":%s WHOIS %s :%s", 1, parc
, parv
) !=
111 do_whois(client_p
, source_p
, parc
, parv
);
118 * parv[0] = sender prefix
119 * parv[1] = server to reply
120 * parv[2] = nickname to whois
123 ms_whois(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
125 struct Client
*target_p
;
127 /* note: early versions of ratbox allowed users to issue a remote
128 * whois with a blank parv[2], so we cannot treat it as a protocol
131 if(parc
< 3 || EmptyString(parv
[2]))
133 sendto_one(source_p
, form_str(ERR_NONICKNAMEGIVEN
),
134 me
.name
, source_p
->name
);
138 /* check if parv[1] exists */
139 if((target_p
= find_client(parv
[1])) == NULL
)
141 sendto_one_numeric(source_p
, ERR_NOSUCHSERVER
,
142 form_str(ERR_NOSUCHSERVER
),
143 IsDigit(parv
[1][0]) ? "*" : parv
[1]);
147 /* if parv[1] isnt my client, or me, someone else is supposed
148 * to be handling the request.. so send it to them
150 if(!MyClient(target_p
) && !IsMe(target_p
))
152 sendto_one(target_p
, ":%s WHOIS %s :%s",
153 get_id(source_p
, target_p
),
154 get_id(target_p
, target_p
), parv
[2]);
158 /* ok, the target is either us, or a client on our server, so perform the whois
159 * but first, parv[1] == server to perform the whois on, parv[2] == person
160 * to whois, so make parv[1] = parv[2] so do_whois is ok -- fl_
163 do_whois(client_p
, source_p
, parc
, parv
);
170 * inputs - pointer to
175 do_whois(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
177 struct Client
*target_p
;
182 nick
= LOCAL_COPY(parv
[1]);
183 if((p
= strchr(nick
, ',')))
186 if(IsAuspex(source_p
))
191 target_p
= find_named_person(nick
);
195 single_whois(source_p
, target_p
, auspex
);
198 sendto_one_numeric(source_p
, ERR_NOSUCHNICK
,
199 form_str(ERR_NOSUCHNICK
),
200 IsDigit(*nick
) ? "*" : nick
);
202 sendto_one_numeric(source_p
, RPL_ENDOFWHOIS
,
203 form_str(RPL_ENDOFWHOIS
), parv
[1]);
210 * Inputs - source_p client to report to
211 * - target_p client to report on
212 * Output - if found return 1
213 * Side Effects - do a single whois on given client
214 * writing results to source_p
217 single_whois(struct Client
*source_p
, struct Client
*target_p
, int auspex
)
221 struct Client
*a2client_p
;
222 struct membership
*msptr
;
223 struct Channel
*chptr
;
228 hook_data_client hdata
;
234 if(target_p
->name
[0] == '\0')
237 name
= target_p
->name
;
239 if(target_p
->user
== NULL
)
245 a2client_p
= target_p
->servptr
;
247 sendto_one_numeric(source_p
, RPL_WHOISUSER
, form_str(RPL_WHOISUSER
),
248 target_p
->name
, target_p
->username
,
249 target_p
->host
, target_p
->info
);
251 cur_len
= mlen
= ircsprintf(buf
, form_str(RPL_WHOISCHANNELS
),
252 get_id(&me
, source_p
), get_id(source_p
, source_p
),
255 /* Make sure it won't overflow when sending it to the client
256 * in full names; note that serverhiding may require more space
257 * for a different server name (not done here) -- jilles
259 if (!MyConnect(source_p
))
261 extra_space
= strlen(source_p
->name
) - 9;
264 extra_space
+= strlen(me
.name
) - 2; /* make sure >= 0 */
265 cur_len
+= extra_space
;
270 DLINK_FOREACH(ptr
, target_p
->user
->channel
.head
)
273 chptr
= msptr
->chptr
;
275 visible
= IsService(target_p
) ? IsMember(source_p
, chptr
) : ShowChannel(source_p
, chptr
);
277 if(visible
|| auspex
)
279 if((cur_len
+ strlen(chptr
->chname
) + 3) > (BUFSIZE
- 5))
281 sendto_one(source_p
, "%s", buf
);
282 cur_len
= mlen
+ extra_space
;
286 tlen
= ircsprintf(t
, "%s%s%s ",
288 find_channel_status(msptr
, 1),
295 if(cur_len
> mlen
+ extra_space
)
296 sendto_one(source_p
, "%s", buf
);
298 sendto_one_numeric(source_p
, RPL_WHOISSERVER
, form_str(RPL_WHOISSERVER
),
299 target_p
->name
, target_p
->user
->server
,
300 a2client_p
? a2client_p
->info
: "*Not On This Net*");
302 if(target_p
->user
->away
)
303 sendto_one_numeric(source_p
, RPL_AWAY
, form_str(RPL_AWAY
),
304 target_p
->name
, target_p
->user
->away
);
306 if(SeesOper(target_p
, source_p
))
308 sendto_one_numeric(source_p
, RPL_WHOISOPERATOR
, form_str(RPL_WHOISOPERATOR
),
310 IsService(target_p
) ? ConfigFileEntry
.servicestring
:
311 (IsAdmin(target_p
) ? GlobalSetOptions
.adminstring
:
312 GlobalSetOptions
.operstring
));
314 if (target_p
->operflags
&&
315 (IsOperStaffer(source_p
) || source_p
== target_p
))
317 sendto_one_numeric(source_p
, RPL_WHOISOPER_PRIVS
,
318 form_str(RPL_WHOISOPER_PRIVS
),
319 target_p
->name
, get_oper_privs(target_p
->operflags
));
323 if(MyClient(target_p
))
325 if (IsDynSpoof(target_p
) && (IsAuspex(source_p
) || source_p
== target_p
))
327 /* trick here: show a nonoper their own IP if
328 * dynamic spoofed but not if auth{} spoofed
330 ClearDynSpoof(target_p
);
331 sendto_one_numeric(source_p
, RPL_WHOISHOST
,
332 form_str(RPL_WHOISHOST
),
333 target_p
->name
, target_p
->orighost
,
334 show_ip(source_p
, target_p
) ? target_p
->sockhost
: "255.255.255.255");
335 SetDynSpoof(target_p
);
337 else if(ConfigFileEntry
.use_whois_actually
&& show_ip(source_p
, target_p
))
338 sendto_one_numeric(source_p
, RPL_WHOISACTUALLY
,
339 form_str(RPL_WHOISACTUALLY
),
340 target_p
->name
, target_p
->sockhost
);
342 sendto_one_numeric(source_p
, RPL_WHOISIDLE
, form_str(RPL_WHOISIDLE
),
344 CurrentTime
- target_p
->localClient
->last
,
345 target_p
->localClient
->firsttime
);
349 if (IsDynSpoof(target_p
) && (IsAuspex(source_p
) || source_p
== target_p
))
351 ClearDynSpoof(target_p
);
352 sendto_one_numeric(source_p
, RPL_WHOISHOST
,
353 form_str(RPL_WHOISHOST
),
354 target_p
->name
, target_p
->orighost
,
355 show_ip(source_p
, target_p
) && !EmptyString(target_p
->sockhost
) && strcmp(target_p
->sockhost
, "0")? target_p
->sockhost
: "255.255.255.255");
356 SetDynSpoof(target_p
);
358 else if(ConfigFileEntry
.use_whois_actually
&& show_ip(source_p
, target_p
) &&
359 !EmptyString(target_p
->sockhost
) && strcmp(target_p
->sockhost
, "0"))
361 sendto_one_numeric(source_p
, RPL_WHOISACTUALLY
,
362 form_str(RPL_WHOISACTUALLY
),
363 target_p
->name
, target_p
->sockhost
);
369 hdata
.client
= source_p
;
370 hdata
.target
= target_p
;
372 /* doing_whois_hook must only be called for local clients,
373 * doing_whois_global_hook must only be called for local targets
375 /* it is important that these are called *before* RPL_ENDOFWHOIS is
376 * sent, services compatibility code depends on it. --anfl
378 if(MyClient(source_p
))
379 call_hook(doing_whois_hook
, &hdata
);
381 call_hook(doing_whois_global_hook
, &hdata
);