1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 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"
24 #include <sys/errno.h>
28 #include <ext/hash_map>
36 #include "connection.h"
47 #include "inspstring.h"
48 #include "helperfuncs.h"
53 extern std::vector<Module*> modules;
54 extern ServerConfig *Config;
55 extern InspIRCd* ServerInstance;
57 extern char lowermap[255];
58 static char list[MAXBUF];
59 extern userrec* fd_ref_table[MAX_DESCRIPTORS];
60 static char already_sent[MAX_DESCRIPTORS];
61 extern std::vector<userrec*> all_opers;
62 extern user_hash clientlist;
63 extern chan_hash chanlist;
65 extern std::vector<userrec*> local_users;
67 void log(int level,char *text, ...)
71 if (level < Config->LogLevel)
73 char textbuffer[MAXBUF];
74 timeinfo = localtime(&TIME);
79 va_start (argsPtr, text);
80 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
82 strlcpy(b,asctime(timeinfo),26);
83 b[24] = ':'; // we know this is the end of the time string
85 fprintf(Config->log_file,"%s %s\n",b,textbuffer);
88 // nofork enabled? display it on terminal too
89 printf("%s %s\n",b,textbuffer);
94 void readfile(file_cache &F, const char* fname)
99 log(DEBUG,"readfile: loading %s",fname);
101 file = fopen(fname,"r");
106 fgets(linebuf,sizeof(linebuf),file);
107 linebuf[strlen(linebuf)-1]='\0';
114 F.push_back(linebuf);
121 log(DEBUG,"readfile: failed to load file: %s",fname);
123 log(DEBUG,"readfile: loaded %s, %lu lines",fname,(unsigned long)F.size());
126 void Write_NoFormat(int sock, const char *text)
128 if ((sock < 0) || (!text))
132 int bytes = snprintf(tb,MAXBUF,"%s\r\n",text);
134 if (fd_ref_table[sock])
136 if (Config->GetIOHook(fd_ref_table[sock]->port))
138 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
142 fd_ref_table[sock]->AddWriteBuf(tb);
144 ServerInstance->stats->statsSent += bytes;
146 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
149 void Write(int sock,char *text, ...)
155 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
159 char textbuffer[MAXBUF],tb[MAXBUF];
160 va_start (argsPtr, text);
161 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
163 int bytes = snprintf(tb,MAXBUF,"%s\r\n",textbuffer);
165 if (fd_ref_table[sock])
167 if (Config->GetIOHook(fd_ref_table[sock]->port))
169 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
173 fd_ref_table[sock]->AddWriteBuf(tb);
175 ServerInstance->stats->statsSent += bytes;
177 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
180 void WriteServ_NoFormat(int sock, const char* text)
182 if ((sock < 0) || (!text))
185 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",Config->ServerName,text);
187 if (fd_ref_table[sock])
189 if (Config->GetIOHook(fd_ref_table[sock]->port))
191 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
195 fd_ref_table[sock]->AddWriteBuf(tb);
197 ServerInstance->stats->statsSent += bytes;
199 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
202 /* write a server formatted numeric response to a single socket */
204 void WriteServ(int sock, char* text, ...)
210 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
214 va_start (argsPtr, text);
215 char textbuffer[MAXBUF],tb[MAXBUF];
216 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
218 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",Config->ServerName,textbuffer);
220 if (fd_ref_table[sock])
222 if (Config->GetIOHook(fd_ref_table[sock]->port))
224 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
228 fd_ref_table[sock]->AddWriteBuf(tb);
230 ServerInstance->stats->statsSent += bytes;
232 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
235 void WriteFrom_NoFormat(int sock, userrec *user, const char* text)
237 if ((sock < 0) || (!text) || (!user))
240 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",user->GetFullHost(),text);
242 if (fd_ref_table[sock])
244 if (Config->GetIOHook(fd_ref_table[sock]->port))
246 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
250 fd_ref_table[sock]->AddWriteBuf(tb);
252 ServerInstance->stats->statsSent += bytes;
254 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
257 /* write text from an originating user to originating user */
259 void WriteFrom(int sock, userrec *user,char* text, ...)
263 if ((!text) || (!user))
265 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
269 va_start (argsPtr, text);
270 char textbuffer[MAXBUF],tb[MAXBUF];
271 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
273 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",user->GetFullHost(),textbuffer);
275 if (fd_ref_table[sock])
277 if (Config->GetIOHook(fd_ref_table[sock]->port))
279 Config->GetIOHook(fd_ref_table[sock]->port)->OnRawSocketWrite(sock,tb,bytes);
283 fd_ref_table[sock]->AddWriteBuf(tb);
285 ServerInstance->stats->statsSent += bytes;
287 else log(DEFAULT,"ERROR! attempted write to a user with no fd_ref_table entry!!!");
290 /* write text to an destination user from a source user (e.g. user privmsg) */
292 void WriteTo(userrec *source, userrec *dest,char *data, ...)
294 if ((!dest) || (!data))
296 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
301 char textbuffer[MAXBUF],tb[MAXBUF];
303 va_start (argsPtr, data);
304 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
308 // if no source given send it from the server.
311 WriteServ_NoFormat(dest->fd,textbuffer);
315 WriteFrom_NoFormat(dest->fd,source,textbuffer);
319 void WriteTo_NoFormat(userrec *source, userrec *dest, const char *data)
321 if ((!dest) || (!data))
325 WriteServ_NoFormat(dest->fd,data);
329 WriteFrom_NoFormat(dest->fd,source,data);
333 /* write formatted text from a source user to all users on a channel
334 * including the sender (NOT for privmsg, notice etc!) */
336 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
338 if ((!Ptr) || (!user) || (!text))
340 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
343 char textbuffer[MAXBUF];
345 va_start (argsPtr, text);
346 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
349 std::map<char*,char*> *ulist= Ptr->GetUsers();
350 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
353 userrec* otheruser = (userrec*)o;
354 if (otheruser->fd != FD_MAGIC_NUMBER)
355 WriteTo_NoFormat(user,otheruser,textbuffer);
359 void WriteChannel_NoFormat(chanrec* Ptr, userrec* user, const char* text)
361 if ((!Ptr) || (!user) || (!text))
363 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
366 std::map<char*,char*> *ulist= Ptr->GetUsers();
367 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
370 userrec* otheruser = (userrec*)o;
371 if (otheruser->fd != FD_MAGIC_NUMBER)
372 WriteTo_NoFormat(user,otheruser,text);
377 /* write formatted text from a source user to all users on a channel
378 * including the sender (NOT for privmsg, notice etc!) doesnt send to
379 * users on remote servers */
381 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
383 if ((!Ptr) || (!text))
385 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
388 char textbuffer[MAXBUF];
390 va_start (argsPtr, text);
391 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
394 std::map<char*,char*> *ulist= Ptr->GetUsers();
395 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
398 userrec* otheruser = (userrec*)o;
399 if ((otheruser->fd != FD_MAGIC_NUMBER) && (otheruser != user))
403 WriteServ_NoFormat(otheruser->fd,textbuffer);
407 WriteTo_NoFormat(user,otheruser,textbuffer);
413 void WriteChannelLocal_NoFormat(chanrec* Ptr, userrec* user, const char* text)
415 if ((!Ptr) || (!text))
417 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
420 std::map<char*,char*> *ulist= Ptr->GetUsers();
421 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
424 userrec* otheruser = (userrec*)o;
425 if ((otheruser->fd != FD_MAGIC_NUMBER) && (otheruser != user))
429 WriteServ_NoFormat(otheruser->fd,text);
433 WriteTo_NoFormat(user,otheruser,text);
441 void WriteChannelWithServ(char* ServName, chanrec* Ptr, char* text, ...)
443 if ((!Ptr) || (!text))
445 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
448 char textbuffer[MAXBUF];
450 va_start (argsPtr, text);
451 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
455 std::map<char*,char*> *ulist= Ptr->GetUsers();
456 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
459 userrec* otheruser = (userrec*)o;
460 if (IS_LOCAL(otheruser))
461 WriteServ_NoFormat(otheruser->fd,textbuffer);
465 void WriteChannelWithServ_NoFormat(char* ServName, chanrec* Ptr, const char* text)
467 if ((!Ptr) || (!text))
469 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
472 std::map<char*,char*> *ulist= Ptr->GetUsers();
473 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
476 userrec* otheruser = (userrec*)o;
477 if (IS_LOCAL(otheruser))
478 WriteServ_NoFormat(otheruser->fd,text);
484 /* write formatted text from a source user to all users on a channel except
485 * for the sender (for privmsg etc) */
487 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
489 if ((!Ptr) || (!user) || (!text))
491 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
494 char textbuffer[MAXBUF];
496 va_start (argsPtr, text);
497 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
500 std::map<char*,char*> *ulist= Ptr->GetUsers();
501 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
504 userrec* otheruser = (userrec*)o;
505 if ((IS_LOCAL(otheruser)) && (user != otheruser))
506 WriteFrom_NoFormat(otheruser->fd,user,textbuffer);
510 void ChanExceptSender_NoFormat(chanrec* Ptr, userrec* user, const char* text)
512 if ((!Ptr) || (!user) || (!text))
514 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
517 std::map<char*,char*> *ulist= Ptr->GetUsers();
518 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
521 userrec* otheruser = (userrec*)o;
522 if ((IS_LOCAL(otheruser)) && (user != otheruser))
523 WriteFrom_NoFormat(otheruser->fd,user,text);
527 std::string GetServerDescription(char* servername)
529 std::string description = "";
530 FOREACH_MOD(I_OnGetServerDescription,OnGetServerDescription(servername,description));
531 if (description != "")
537 return Config->ServerDesc; // not a remote server that can be found, it must be me.
541 /* write a formatted string to all users who share at least one common
542 * channel, including the source user e.g. for use in NICK */
544 void WriteCommon(userrec *u, char* text, ...)
548 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
552 if (u->registered != 7) {
553 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
557 char textbuffer[MAXBUF];
559 va_start (argsPtr, text);
560 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
563 // FIX: Stops a message going to the same person more than once
564 memset(&already_sent,0,MAX_DESCRIPTORS);
566 bool sent_to_at_least_one = false;
568 unsigned int y = u->chans.size();
569 for (unsigned int i = 0; i < y; i++)
571 if (u->chans[i].channel)
573 std::map<char*,char*> *ulist= u->chans[i].channel->GetUsers();
574 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
577 userrec* otheruser = (userrec*)o;
578 if ((otheruser->fd > -1) && (!already_sent[otheruser->fd]))
580 already_sent[otheruser->fd] = 1;
581 WriteFrom_NoFormat(otheruser->fd,u,textbuffer);
582 sent_to_at_least_one = true;
587 // if the user was not in any channels, no users will receive the text. Make sure the user
588 // receives their OWN message for WriteCommon
589 if (!sent_to_at_least_one)
591 WriteFrom_NoFormat(u->fd,u,textbuffer);
595 void WriteCommon_NoFormat(userrec *u, const char* text)
599 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
603 if (u->registered != 7) {
604 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
607 // FIX: Stops a message going to the same person more than once
608 memset(&already_sent,0,MAX_DESCRIPTORS);
610 bool sent_to_at_least_one = false;
612 unsigned int y = u->chans.size();
613 for (unsigned int i = 0; i < y; i++)
615 if (u->chans[i].channel)
617 std::map<char*,char*> *ulist= u->chans[i].channel->GetUsers();
618 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
621 userrec* otheruser = (userrec*)o;
622 if ((otheruser->fd > -1) && (!already_sent[otheruser->fd]))
624 already_sent[otheruser->fd] = 1;
625 WriteFrom_NoFormat(otheruser->fd,u,text);
626 sent_to_at_least_one = true;
631 // if the user was not in any channels, no users will receive the text. Make sure the user
632 // receives their OWN message for WriteCommon
633 if (!sent_to_at_least_one)
635 WriteFrom_NoFormat(u->fd,u,text);
640 /* write a formatted string to all users who share at least one common
641 * channel, NOT including the source user e.g. for use in QUIT */
643 void WriteCommonExcept(userrec *u, char* text, ...)
647 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
651 if (u->registered != 7) {
652 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
656 char textbuffer[MAXBUF];
657 char oper_quit[MAXBUF];
658 bool quit_munge = false;
661 va_start (argsPtr, text);
662 int total = vsnprintf(textbuffer, MAXBUF, text, argsPtr);
665 if ((Config->HideSplits) && (total > 6))
667 /* Yeah yeah, this is ugly. But its fast, live with it. */
668 char* check = textbuffer;
669 if ((*check++ == 'Q') && (*check++ == 'U') && (*check++ == 'I') && (*check++ == 'T') && (*check++ == ' ') && (*check++ == ':'))
671 std::stringstream split(check);
672 std::string server_one;
673 std::string server_two;
676 if ((FindServerName(server_one)) && (FindServerName(server_two)))
678 strlcpy(oper_quit,textbuffer,MAXBUF);
679 strlcpy(check,"*.net *.split",MAXQUIT);
685 memset(&already_sent,0,MAX_DESCRIPTORS);
687 unsigned int y = u->chans.size();
688 for (unsigned int i = 0; i < y; i++)
690 if (u->chans[i].channel)
692 std::map<char*,char*> *ulist= u->chans[i].channel->GetUsers();
693 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
696 userrec* otheruser = (userrec*)o;
699 if ((otheruser->fd > -1) && (!already_sent[otheruser->fd]))
701 already_sent[otheruser->fd] = 1;
704 if (*otheruser->oper)
706 WriteFrom_NoFormat(otheruser->fd,u,oper_quit);
710 WriteFrom_NoFormat(otheruser->fd,u,textbuffer);
713 else WriteFrom_NoFormat(otheruser->fd,u,textbuffer);
721 void WriteCommonExcept_NoFormat(userrec *u, const char* text)
725 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
729 if (u->registered != 7) {
730 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
734 memset(&already_sent,0,MAX_DESCRIPTORS);
736 unsigned int y = u->chans.size();
737 for (unsigned int i = 0; i < y; i++)
739 if (u->chans[i].channel)
741 std::map<char*,char*> *ulist= u->chans[i].channel->GetUsers();
742 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
745 userrec* otheruser = (userrec*)o;
748 if ((otheruser->fd > -1) && (!already_sent[otheruser->fd]))
750 already_sent[otheruser->fd] = 1;
751 WriteFrom_NoFormat(otheruser->fd,u,text);
761 void WriteOpers(char* text, ...)
765 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
769 char textbuffer[MAXBUF];
771 va_start (argsPtr, text);
772 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
775 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
780 if (strchr(a->modes,'s'))
782 // send server notices to all with +s
783 WriteServ(a->fd,"NOTICE %s :%s",a->nick,textbuffer);
789 void ServerNoticeAll(char* text, ...)
794 char textbuffer[MAXBUF];
796 va_start (argsPtr, text);
797 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
800 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
802 userrec* t = (userrec*)(*i);
803 WriteServ(t->fd,"NOTICE $%s :%s",Config->ServerName,textbuffer);
807 void ServerPrivmsgAll(char* text, ...)
812 char textbuffer[MAXBUF];
814 va_start (argsPtr, text);
815 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
818 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
820 userrec* t = (userrec*)(*i);
821 WriteServ(t->fd,"PRIVMSG $%s :%s",Config->ServerName,textbuffer);
825 void WriteMode(const char* modes, int flags, const char* text, ...)
827 if ((!text) || (!modes) || (!flags))
829 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
833 char textbuffer[MAXBUF];
835 va_start (argsPtr, text);
836 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
838 int modelen = strlen(modes);
840 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
842 userrec* t = (userrec*)(*i);
843 bool send_to_user = false;
847 for (int n = 0; n < modelen; n++)
849 if (!hasumode(t,modes[n]))
851 send_to_user = false;
856 else if (flags == WM_OR)
858 send_to_user = false;
859 for (int n = 0; n < modelen; n++)
861 if (hasumode(t,modes[n]))
870 WriteServ(t->fd,"NOTICE %s :%s",t->nick,textbuffer);
875 void NoticeAll(userrec *source, bool local_only, char* text, ...)
877 if ((!text) || (!source))
879 log(DEFAULT,"*** BUG *** NoticeAll was given an invalid parameter");
883 char textbuffer[MAXBUF];
885 va_start (argsPtr, text);
886 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
889 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
891 userrec* t = (userrec*)(*i);
892 WriteFrom(t->fd,source,"NOTICE $* :%s",textbuffer);
898 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
900 if ((!text) || (!source))
902 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
906 char textbuffer[MAXBUF];
908 va_start (argsPtr, text);
909 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
912 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
914 userrec* t = (userrec*)(*i);
915 if ((IS_LOCAL(t)) && (strchr(t->modes,'w')))
917 WriteTo(source,t,"WALLOPS :%s",textbuffer);
922 /* convert a string to lowercase. Note following special circumstances
923 * taken from RFC 1459. Many "official" server branches still hold to this
924 * rule so i will too;
926 * Because of IRC's scandanavian origin, the characters {}| are
927 * considered to be the lower case equivalents of the characters []\,
928 * respectively. This is a critical issue when determining the
929 * equivalence of two nicknames.
932 void strlower(char *n)
936 for (char* t = n; *t; t++)
937 *t = lowermap[(unsigned)*t];
941 /* Find a user record by nickname and return a pointer to it */
943 userrec* Find(std::string nick)
945 user_hash::iterator iter = clientlist.find(nick);
947 if (iter == clientlist.end())
948 /* Couldn't find it */
954 /* find a channel record by channel name and return a pointer to it */
956 chanrec* FindChan(const char* chan)
960 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
964 chan_hash::iterator iter = chanlist.find(chan);
966 if (iter == chanlist.end())
967 /* Couldn't find it */
974 long GetMaxBans(char* name)
977 for (int count = 0; count < Config->ConfValueEnum("banlist",&Config->config_f); count++)
979 Config->ConfValue("banlist","chan",count,CM,&Config->config_f);
982 Config->ConfValue("banlist","limit",count,CM,&Config->config_f);
989 void purge_empty_chans(userrec* u)
994 // firstly decrement the count on each channel
995 for (unsigned int f = 0; f < u->chans.size(); f++)
997 if (u->chans[f].channel)
999 u->chans[f].channel->DelUser((char*)u);
1003 for (unsigned int i = 0; i < u->chans.size(); i++)
1005 if (u->chans[i].channel)
1007 if (!usercount(u->chans[i].channel))
1009 chan_hash::iterator i2 = chanlist.find(u->chans[i].channel->name);
1010 /* kill the record */
1011 if (i2 != chanlist.end())
1013 log(DEBUG,"del_channel: destroyed: %s",i2->second->name);
1016 FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(i2->second));
1021 u->chans[i].channel = NULL;
1026 log(DEBUG,"skipped purge for %s",u->chans[i].channel->name);
1030 log(DEBUG,"completed channel purge, killed %lu",(unsigned long)purge);
1036 char* chanmodes(chanrec *chan, bool showkey)
1038 static char scratch[MAXBUF];
1039 static char sparam[MAXBUF];
1040 char* offset = scratch;
1044 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1051 if (chan->binarymodes & CM_NOEXTERNAL)
1053 if (chan->binarymodes & CM_TOPICLOCK)
1059 if (chan->binarymodes & CM_INVITEONLY)
1061 if (chan->binarymodes & CM_MODERATED)
1063 if (chan->binarymodes & CM_SECRET)
1065 if (chan->binarymodes & CM_PRIVATE)
1069 snprintf(sparam,MAXBUF," %s",showkey ? chan->key : "<key>");
1074 sprintf(foo," %lu",(unsigned long)chan->limit);
1075 strlcat(sparam,foo,MAXBUF);
1077 if (*chan->custom_modes)
1079 for (char* t = chan->custom_modes; *t; t++)
1081 for (int z = 0; chan->custom_modes[z]; z++)
1083 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1086 strlcat(sparam," ",MAXBUF);
1087 strlcat(sparam,extparam.c_str(),MAXBUF);
1091 /* Null terminate scratch */
1093 strlcat(scratch,sparam,MAXMODES);
1098 /* compile a userlist of a channel into a string, each nick seperated by
1099 * spaces and op, voice etc status shown as @ and + */
1101 void userlist(userrec *user,chanrec *c)
1103 if ((!c) || (!user))
1105 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1109 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1111 std::map<char*,char*> *ulist= c->GetUsers();
1112 for (std::map<char*,char*>::iterator i = ulist->begin(); i != ulist->end(); i++)
1114 char* o = i->second;
1115 userrec* otheruser = (userrec*)o;
1116 if ((!has_channel(user,c)) && (strchr(otheruser->modes,'i')))
1118 /* user is +i, and source not on the channel, does not show
1119 * nick in NAMES list */
1122 strlcat(list,cmode(otheruser,c),MAXBUF);
1123 strlcat(list,otheruser->nick,MAXBUF);
1124 strlcat(list," ",MAXBUF);
1125 if (strlen(list)>(480-NICKMAX))
1127 /* list overflowed into
1128 * multiple numerics */
1129 WriteServ_NoFormat(user->fd,list);
1130 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1133 /* if whats left in the list isnt empty, send it */
1134 if (list[strlen(list)-1] != ':')
1136 WriteServ_NoFormat(user->fd,list);
1140 /* return a count of the users on a specific channel accounting for
1141 * invisible users who won't increase the count. e.g. for /LIST */
1143 int usercount_i(chanrec *c)
1149 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1153 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1155 if (has_channel(i->second,c))
1157 if (i->second->registered == 7)
1159 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1161 /* user is +i, and source not on the channel, does not show
1162 * nick in NAMES list */
1169 log(DEBUG,"usercount_i: %s %lu",c->name,(unsigned long)count);
1174 int usercount(chanrec *c)
1176 return (c ? c->GetUserCounter() : 0);
1180 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
1182 ConnectClass GetClass(userrec *user)
1184 for (ClassVector::iterator i = Config->Classes.begin(); i != Config->Classes.end(); i++)
1186 if (match(user->host,i->host.c_str()))
1191 return *(Config->Classes.begin());
1194 /* sends out an error notice to all connected clients (not to be used
1197 void send_error(char *s)
1199 log(DEBUG,"send_error: %s",s);
1200 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
1202 userrec* t = (userrec*)(*i);
1203 if (t->registered == 7)
1205 WriteServ(t->fd,"NOTICE %s :%s",t->nick,s);
1209 // fix - unregistered connections receive ERROR, not NOTICE
1210 Write(t->fd,"ERROR :%s",s);
1215 void Error(int status)
1217 signal (SIGALRM, SIG_IGN);
1218 signal (SIGPIPE, SIG_IGN);
1219 signal (SIGTERM, SIG_IGN);
1220 signal (SIGABRT, SIG_IGN);
1221 signal (SIGSEGV, SIG_IGN);
1222 signal (SIGURG, SIG_IGN);
1223 signal (SIGKILL, SIG_IGN);
1224 log(DEFAULT,"*** fell down a pothole in the road to perfection ***");
1225 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
1229 // this function counts all users connected, wether they are registered or NOT.
1232 return clientlist.size();
1235 // this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state
1236 int registered_usercount(void)
1239 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1241 if (i->second->registered == 7) c++;
1246 int usercount_invisible(void)
1249 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1251 if ((i->second->registered == 7) && (strchr(i->second->modes,'i'))) c++;
1256 int usercount_opers(void)
1258 return all_opers.size();
1261 int usercount_unknown(void)
1264 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
1266 userrec* t = (userrec*)(*i);
1267 if (t->registered != 7)
1273 long chancount(void)
1275 return chanlist.size();
1281 for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
1283 userrec* t = (userrec*)(*i);
1284 if (t->registered == 7) c++;
1289 void ShowMOTD(userrec *user)
1291 static char mbuf[MAXBUF];
1292 static char crud[MAXBUF];
1293 std::string WholeMOTD = "";
1294 if (!Config->MOTD.size())
1296 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
1299 snprintf(crud,MAXBUF,":%s 372 %s :- ", Config->ServerName, user->nick);
1300 snprintf(mbuf,MAXBUF,":%s 375 %s :- %s message of the day\r\n", Config->ServerName, user->nick, Config->ServerName);
1301 WholeMOTD = WholeMOTD + mbuf;
1302 for (unsigned int i = 0; i < Config->MOTD.size(); i++)
1303 WholeMOTD = WholeMOTD + std::string(crud) + Config->MOTD[i].c_str() + std::string("\r\n");
1304 snprintf(mbuf,MAXBUF,":%s 376 %s :End of message of the day.\r\n", Config->ServerName, user->nick);
1305 WholeMOTD = WholeMOTD + mbuf;
1306 // only one write operation
1307 if (Config->GetIOHook(user->port))
1309 Config->GetIOHook(user->port)->OnRawSocketWrite(user->fd,(char*)WholeMOTD.c_str(),WholeMOTD.length());
1313 user->AddWriteBuf(WholeMOTD);
1315 ServerInstance->stats->statsSent += WholeMOTD.length();
1318 void ShowRULES(userrec *user)
1320 if (!Config->RULES.size())
1322 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
1325 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,Config->ServerName);
1326 for (unsigned int i = 0; i < Config->RULES.size(); i++)
1327 WriteServ(user->fd,"NOTICE %s :%s",user->nick,Config->RULES[i].c_str());
1328 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,Config->ServerName);
1331 // this returns 1 when all modules are satisfied that the user should be allowed onto the irc server
1332 // (until this returns true, a user will block in the waiting state, waiting to connect up to the
1333 // registration timeout maximum seconds)
1334 bool AllModulesReportReady(userrec* user)
1336 if (!Config->global_implementation[I_OnCheckReady])
1338 for (int i = 0; i <= MODCOUNT; i++)
1340 if (Config->implement_lists[i][I_OnCheckReady])
1342 int res = modules[i]->OnCheckReady(user);
1350 bool DirValid(char* dirandfile)
1353 char buffer[MAXBUF], otherdir[MAXBUF];
1354 strlcpy(work,dirandfile,MAXBUF);
1355 int p = strlen(work);
1356 // we just want the dir
1366 // Get the current working directory
1367 if( getcwd( buffer, MAXBUF ) == NULL )
1370 if( getcwd( otherdir, MAXBUF ) == NULL )
1373 if (strlen(otherdir) >= strlen(work))
1375 otherdir[strlen(work)] = '\0';
1376 if (!strcmp(otherdir,work))
1385 std::string GetFullProgDir(char** argv, int argc)
1388 char buffer[MAXBUF], otherdir[MAXBUF];
1389 strlcpy(work,argv[0],MAXBUF);
1390 int p = strlen(work);
1391 // we just want the dir
1401 // Get the current working directory
1402 if( getcwd( buffer, MAXBUF ) == NULL )
1405 if( getcwd( otherdir, MAXBUF ) == NULL )
1411 int InsertMode(std::string &output, const char* mode, unsigned short section)
1413 unsigned short currsection = 1;
1414 unsigned int pos = output.find("CHANMODES=", 0) + 10; // +10 for the length of "CHANMODES="
1416 if(section > 4 || section == 0)
1418 log(DEBUG, "InsertMode: CHANMODES doesn't have a section %dh :/", section);
1422 for(; pos < output.size(); pos++)
1424 if(section == currsection)
1427 if(output[pos] == ',')
1431 output.insert(pos, mode);