1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
19 #include "inspircd_config.h"
21 #include "inspircd_io.h"
22 #include "inspircd_util.h"
24 #include <sys/errno.h>
25 #include <sys/ioctl.h>
26 #include <sys/utsname.h>
30 #include <ext/hash_map>
47 #include "inspstring.h"
48 #include "helperfuncs.h"
51 #define nspace __gnu_cxx
56 extern ServerConfig* Config;
59 extern std::vector<Module*> modules;
60 extern std::vector<ircd_module*> factory;
61 extern int WHOWAS_STALE;
62 extern int WHOWAS_MAX;
63 extern time_t startup_time;
64 extern std::vector<std::string> module_names;
65 extern int boundPortCount;
66 extern std::stringstream config_f;
71 std::vector<ModeParameter> custom_mode_params;
76 strcpy(custom_modes,"");
80 created = topicset = limit = 0;
82 internal_userlist.clear();
85 void chanrec::SetCustomMode(char mode,bool mode_on)
91 if (!strchr(this->custom_modes,mode))
93 strlcat(custom_modes,m,MAXMODES);
95 log(DEBUG,"Custom mode %c set",mode);
99 std::string a = this->custom_modes;
100 int pos = a.find(mode);
102 strncpy(this->custom_modes,a.c_str(),MAXMODES);
104 log(DEBUG,"Custom mode %c removed: modelist='%s'",mode,this->custom_modes);
105 this->SetCustomModeParam(mode,"",false);
110 void chanrec::SetCustomModeParam(char mode,char* parameter,bool mode_on)
113 log(DEBUG,"SetCustomModeParam called");
116 strlcpy(M.channel,this->name,CHANMAX);
117 strlcpy(M.parameter,parameter,MAXBUF);
120 log(DEBUG,"Custom mode parameter %c %s added",mode,parameter);
121 custom_mode_params.push_back(M);
125 if (custom_mode_params.size())
127 for (vector<ModeParameter>::iterator i = custom_mode_params.begin(); i < custom_mode_params.end(); i++)
129 if ((i->mode == mode) && (!strcasecmp(this->name,i->channel)))
131 log(DEBUG,"Custom mode parameter %c %s removed",mode,parameter);
132 custom_mode_params.erase(i);
137 log(DEBUG,"*** BUG *** Attempt to remove non-existent mode parameter!");
141 bool chanrec::IsCustomModeSet(char mode)
143 return (strchr(this->custom_modes,mode));
146 std::string chanrec::GetModeParameter(char mode)
148 if (custom_mode_params.size())
150 for (vector<ModeParameter>::iterator i = custom_mode_params.begin(); i < custom_mode_params.end(); i++)
152 if ((i->mode == mode) && (!strcasecmp(this->name,i->channel)))
161 long chanrec::GetUserCounter()
163 return (this->internal_userlist.size());
166 void chanrec::AddUser(char* castuser)
168 internal_userlist.push_back(castuser);
169 log(DEBUG,"Added casted user to channel's internal list");
172 void chanrec::DelUser(char* castuser)
174 for (std::vector<char*>::iterator a = internal_userlist.begin(); a < internal_userlist.end(); a++)
178 log(DEBUG,"Removed casted user from channel's internal list");
179 internal_userlist.erase(a);
183 log(DEBUG,"BUG BUG BUG! Attempt to remove an uncasted user from the internal list of %s!",name);
186 std::vector<char*> *chanrec::GetUsers()
188 return &internal_userlist;
191 /* add a channel to a user, creating the record for it if needed and linking
192 * it to the user record */
194 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
196 if ((!user) || (!cn))
198 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
205 strncpy(cname,cn,CHANMAX);
207 log(DEBUG,"add_channel: %s %s",user->nick,cname);
209 chanrec* Ptr = FindChan(cname);
216 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
220 /* create a new one */
221 chanlist[cname] = new chanrec();
222 strlcpy(chanlist[cname]->name, cname,CHANMAX);
223 chanlist[cname]->binarymodes = CM_TOPICLOCK | CM_NOEXTERNAL;
224 chanlist[cname]->created = TIME;
225 strcpy(chanlist[cname]->topic, "");
226 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
227 chanlist[cname]->topicset = 0;
228 Ptr = chanlist[cname];
229 log(DEBUG,"add_channel: created: %s",cname);
230 /* set created to 2 to indicate user
231 * is the first in the channel
232 * and should be given ops */
237 /* Already on the channel */
238 if (has_channel(user,Ptr))
241 // remote users are allowed us to bypass channel modes
242 // and bans (used by servers)
246 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
256 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
261 log(DEBUG,"add_channel: no key given in JOIN");
262 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
267 if (strcasecmp(key,Ptr->key))
269 log(DEBUG,"add_channel: bad key given in JOIN");
270 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
276 if (Ptr->binarymodes & CM_INVITEONLY)
279 FOREACH_RESULT(OnCheckInvite(user, Ptr));
282 log(DEBUG,"add_channel: channel is +i");
283 if (user->IsInvited(Ptr->name))
285 /* user was invited to channel */
286 /* there may be an optional channel NOTICE here */
290 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
294 user->RemoveInvite(Ptr->name);
299 FOREACH_RESULT(OnCheckLimit(user, Ptr));
302 if (usercount(Ptr) >= Ptr->limit)
304 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
309 if (Ptr->bans.size())
311 log(DEBUG,"add_channel: about to walk banlist");
313 FOREACH_RESULT(OnCheckBan(user, Ptr));
316 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
318 if (match(user->GetFullHost(),i->data))
320 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
330 log(DEBUG,"Overridden checks");
335 log(DEBUG,"Passed channel checks");
337 for (unsigned int index =0; index < user->chans.size(); index++)
339 if (user->chans[index].channel == NULL)
341 return ForceChan(Ptr,user->chans[index],user,created);
344 /* XXX: If the user is an oper here, we can just extend their user->chans vector by one
345 * and put the channel in here. Same for remote users which are not bound by
346 * the channel limits. Otherwise, nope, youre boned.
351 chanrec* c = ForceChan(Ptr,a,user,created);
352 user->chans.push_back(a);
355 else if (strchr(user->modes,'o'))
357 /* Oper allows extension up to the OPERMAXCHANS value */
358 if (user->chans.size() < OPERMAXCHANS)
361 chanrec* c = ForceChan(Ptr,a,user,created);
362 user->chans.push_back(a);
366 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
367 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
371 chanrec* ForceChan(chanrec* Ptr,ucrec &a,userrec* user, int created)
375 /* first user in is given ops */
376 a.uc_modes = UCMODE_OP;
383 Ptr->AddUser((char*)user);
384 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
385 log(DEBUG,"Sent JOIN to client");
388 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
389 WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
392 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
393 FOREACH_MOD OnUserJoin(user,Ptr);
397 /* remove a channel from a users record, and remove the record from memory
398 * if the channel has become empty */
400 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
402 if ((!user) || (!cname))
404 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
408 chanrec* Ptr = FindChan(cname);
413 FOREACH_MOD OnUserPart(user,Ptr);
414 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
416 for (unsigned int i =0; i < user->chans.size(); i++)
418 /* zap it from the channel list of the user */
419 if (user->chans[i].channel == Ptr)
423 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
427 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
429 user->chans[i].uc_modes = 0;
430 user->chans[i].channel = NULL;
431 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
436 Ptr->DelUser((char*)user);
438 /* if there are no users left on the channel */
441 chan_hash::iterator iter = chanlist.find(Ptr->name);
443 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
445 /* kill the record */
446 if (iter != chanlist.end())
448 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
450 chanlist.erase(iter);
458 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
460 if ((!src) || (!user) || (!Ptr) || (!reason))
462 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
466 if ((!Ptr) || (!user) || (!src))
471 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
473 if (!has_channel(user,Ptr))
475 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
480 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
481 if ((MOD_RESULT == ACR_DENY) && (!is_uline(src->server)))
484 if ((MOD_RESULT == ACR_DEFAULT) || (!is_uline(src->server)))
486 if ((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr)))
488 if (cstatus(src,Ptr) == STATUS_HOP)
490 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
494 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
501 if (!is_uline(src->server))
504 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
509 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
511 for (unsigned int i =0; i < user->chans.size(); i++)
513 /* zap it from the channel list of the user */
514 if (user->chans[i].channel)
515 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
517 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
518 user->chans[i].uc_modes = 0;
519 user->chans[i].channel = NULL;
520 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
525 Ptr->DelUser((char*)user);
527 /* if there are no users left on the channel */
530 chan_hash::iterator iter = chanlist.find(Ptr->name);
532 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
534 /* kill the record */
535 if (iter != chanlist.end())
537 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
539 chanlist.erase(iter);