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 * ---------------------------------------------------
17 /* Now with added unF! ;) */
22 #include "inspircd_io.h"
23 #include "inspircd_util.h"
24 #include "inspircd_config.h"
27 #include <sys/errno.h>
28 #include <sys/ioctl.h>
29 #include <sys/utsname.h>
34 #include <ext/hash_map>
46 #include "connection.h"
58 #include "inspstring.h"
62 #define nspace __gnu_cxx
67 int LogLevel = DEFAULT;
68 char ServerName[MAXBUF];
70 char ServerDesc[MAXBUF];
71 char AdminName[MAXBUF];
72 char AdminEmail[MAXBUF];
73 char AdminNick[MAXBUF];
75 char restartpass[MAXBUF];
79 char PrefixQuit[MAXBUF];
80 char DieValue[MAXBUF];
81 char DNSServer[MAXBUF];
83 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
84 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
86 time_t startup_time = time(NULL);
87 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
88 extern int MaxWhoResults;
92 char DisabledCommands[MAXBUF];
94 bool AllowHalfop = true;
95 bool AllowProtect = true;
96 bool AllowFounder = true;
98 extern std::vector<Module*> modules;
99 std::vector<std::string> module_names;
100 extern std::vector<ircd_module*> factory;
103 int openSockfd[MAXSOCKS];
105 bool unlimitcore = false;
107 time_t TIME = time(NULL);
112 template<> struct hash<in_addr>
114 template<> struct nspace::hash<in_addr>
117 size_t operator()(const struct in_addr &a) const
120 memcpy(&q,&a,sizeof(size_t));
125 template<> struct hash<string>
127 template<> struct nspace::hash<string>
130 size_t operator()(const string &s) const
133 static struct hash<const char *> strhash;
134 strlcpy(a,s.c_str(),MAXBUF);
145 bool operator()(const string& s1, const string& s2) const
147 char a[MAXBUF],b[MAXBUF];
148 strlcpy(a,s1.c_str(),MAXBUF);
149 strlcpy(b,s2.c_str(),MAXBUF);
152 return (strcasecmp(a,b) == 0);
157 struct InAddr_HashComp
160 bool operator()(const in_addr &s1, const in_addr &s2) const
165 memcpy(&q,&s1,sizeof(size_t));
166 memcpy(&p,&s2,sizeof(size_t));
174 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
175 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
176 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
177 typedef std::deque<command_t> command_table;
183 user_hash clientlist;
186 command_table cmdlist;
193 struct linger linger = { 0 };
194 char MyExecutable[1024];
195 int boundPortCount = 0;
196 int portCount = 0, UDPportCount = 0, ports[MAXSOCKS];
197 int defaultRoute = 0;
198 char ModPath[MAXBUF];
202 long MyKey = C.GenKey();
206 int has_channel(userrec *u, chanrec *c);
207 int usercount(chanrec *c);
208 int usercount_i(chanrec *c);
209 char* Passwd(userrec *user);
210 bool IsDenied(userrec *user);
211 void AddWhoWas(userrec* u);
213 std::vector<long> auth_cookies;
214 std::stringstream config_f(stringstream::in | stringstream::out);
216 std::vector<userrec*> all_opers;
218 void AddOper(userrec* user)
220 log(DEBUG,"Oper added to optimization list");
221 all_opers.push_back(user);
224 void DeleteOper(userrec* user)
226 for (std::vector<userrec*>::iterator a = all_opers.begin(); a < all_opers.end(); a++)
230 log(DEBUG,"Oper removed from optimization list");
239 char Revision[] = "$Revision$";
242 char *v2 = strtok_r(s1," ",&savept);
244 v2 = strtok_r(s1," ",&savept);
246 return (long)(atof(v2)*10000);
250 std::string getservername()
255 std::string getserverdesc()
260 std::string getnetworkname()
265 std::string getadminname()
270 std::string getadminemail()
275 std::string getadminnick()
280 void log(int level,char *text, ...)
282 char textbuffer[MAXBUF];
285 struct tm * timeinfo;
286 if (level < LogLevel)
290 timeinfo = localtime (&rawtime);
295 va_start (argsPtr, text);
296 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
298 strlcpy(b,asctime(timeinfo),MAXBUF);
299 b[24] = ':'; // we know this is the end of the time string
300 fprintf(log_file,"%s %s\n",b,textbuffer);
303 // nofork enabled? display it on terminal too
304 printf("%s %s\n",b,textbuffer);
309 void readfile(file_cache &F, const char* fname)
312 char linebuf[MAXBUF];
314 log(DEBUG,"readfile: loading %s",fname);
316 file = fopen(fname,"r");
321 fgets(linebuf,sizeof(linebuf),file);
322 linebuf[strlen(linebuf)-1]='\0';
329 F.push_back(linebuf);
336 log(DEBUG,"readfile: failed to load file: %s",fname);
338 log(DEBUG,"readfile: loaded %s, %lu lines",fname,(unsigned long)F.size());
341 void ReadConfig(bool bail, userrec* user)
343 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF];
344 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF];
346 std::stringstream errstr;
348 if (!LoadConf(CONFIG_FILE,&config_f,&errstr))
353 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
361 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
362 while (!errstr.eof())
364 errstr.getline(dataline,1024);
365 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
370 WriteOpers("There were errors in the configuration file:",user->nick);
371 while (!errstr.eof())
373 errstr.getline(dataline,1024);
374 WriteOpers(dataline);
381 ConfValue("server","name",0,ServerName,&config_f);
382 ConfValue("server","description",0,ServerDesc,&config_f);
383 ConfValue("server","network",0,Network,&config_f);
384 ConfValue("admin","name",0,AdminName,&config_f);
385 ConfValue("admin","email",0,AdminEmail,&config_f);
386 ConfValue("admin","nick",0,AdminNick,&config_f);
387 ConfValue("files","motd",0,motd,&config_f);
388 ConfValue("files","rules",0,rules,&config_f);
389 ConfValue("power","diepass",0,diepass,&config_f);
390 ConfValue("power","pause",0,pauseval,&config_f);
391 ConfValue("power","restartpass",0,restartpass,&config_f);
392 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
393 ConfValue("die","value",0,DieValue,&config_f);
394 ConfValue("options","loglevel",0,dbg,&config_f);
395 ConfValue("options","netbuffersize",0,NB,&config_f);
396 ConfValue("options","maxwho",0,MW,&config_f);
397 ConfValue("options","allowhalfop",0,AH,&config_f);
398 ConfValue("options","allowprotect",0,AP,&config_f);
399 ConfValue("options","allowfounder",0,AF,&config_f);
400 ConfValue("dns","server",0,DNSServer,&config_f);
401 ConfValue("dns","timeout",0,DNT,&config_f);
402 ConfValue("options","moduledir",0,ModPath,&config_f);
403 ConfValue("disabled","commands",0,DisabledCommands,&config_f);
405 NetBufferSize = atoi(NB);
406 MaxWhoResults = atoi(MW);
407 dns_timeout = atoi(DNT);
411 strlcpy(DNSServer,"127.0.0.1",MAXBUF);
413 strlcpy(ModPath,MOD_PATH,MAXBUF);
414 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
415 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
416 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
417 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
419 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
420 NetBufferSize = 10240;
422 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
424 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
427 if (!strcmp(dbg,"debug"))
429 if (!strcmp(dbg,"verbose"))
431 if (!strcmp(dbg,"default"))
433 if (!strcmp(dbg,"sparse"))
435 if (!strcmp(dbg,"none"))
438 log(DEFAULT,"Reading message of the day...");
439 readfile(RULES,rules);
440 log(DEFAULT,"Reading connect classes...");
442 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
445 ConfValue("connect","allow",i,Value,&config_f);
446 ConfValue("connect","timeout",i,timeout,&config_f);
447 ConfValue("connect","flood",i,flood,&config_f);
448 ConfValue("connect","pingfreq",i,pfreq,&config_f);
451 strlcpy(c.host,Value,MAXBUF);
453 strlcpy(Value,"",MAXBUF);
454 ConfValue("connect","password",i,Value,&config_f);
455 strlcpy(c.pass,Value,MAXBUF);
456 c.registration_timeout = 90; // default is 2 minutes
458 c.flood = atoi(flood);
461 c.registration_timeout = atoi(timeout);
465 c.pingtime = atoi(pfreq);
467 Classes.push_back(c);
468 log(DEBUG,"Read connect class type ALLOW, host=%s password=%s timeout=%lu flood=%lu",c.host,c.pass,(unsigned long)c.registration_timeout,(unsigned long)c.flood);
472 ConfValue("connect","deny",i,Value,&config_f);
473 strlcpy(c.host,Value,MAXBUF);
475 Classes.push_back(c);
476 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
480 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
481 read_xline_defaults();
482 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
484 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
487 log(DEFAULT,"Adding and removing modules due to rehash...");
489 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
491 // store the old module names
492 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
494 old_module_names.push_back(*t);
497 // get the new module names
498 for (int count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
500 ConfValue("module","name",count2,Value,&config_f);
501 new_module_names.push_back(Value);
504 // now create a list of new modules that are due to be loaded
505 // and a seperate list of modules which are due to be unloaded
506 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
509 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
515 added_modules.push_back(*_new);
517 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
520 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
526 removed_modules.push_back(*oldm);
528 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
530 int rem = 0, add = 0;
531 if (!removed_modules.empty())
532 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
534 if (UnloadModule(removing->c_str()))
536 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
537 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
542 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ModuleError());
545 if (!added_modules.empty())
546 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
548 if (LoadModule(adding->c_str()))
550 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
551 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
556 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ModuleError());
559 log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),(unsigned long)add,(unsigned long)added_modules.size());
563 /* write formatted text to a socket, in same format as printf */
565 void Write(int sock,char *text, ...)
567 if (sock == FD_MAGIC_NUMBER)
571 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
574 char textbuffer[MAXBUF];
578 va_start (argsPtr, text);
579 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
581 int bytes = snprintf(tb,MAXBUF,"%s\r\n",textbuffer);
585 write(sock,tb,bytes > 514 ? 514 : bytes);
589 /* write a server formatted numeric response to a single socket */
591 void WriteServ(int sock, char* text, ...)
593 if (sock == FD_MAGIC_NUMBER)
597 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
600 char textbuffer[MAXBUF],tb[MAXBUF];
602 va_start (argsPtr, text);
604 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
606 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",ServerName,textbuffer);
610 write(sock,tb,bytes > 514 ? 514 : bytes);
614 /* write text from an originating user to originating user */
616 void WriteFrom(int sock, userrec *user,char* text, ...)
618 if (sock == FD_MAGIC_NUMBER)
620 if ((!text) || (!user))
622 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
625 char textbuffer[MAXBUF],tb[MAXBUF];
627 va_start (argsPtr, text);
629 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
631 int bytes = snprintf(tb,MAXBUF,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
635 write(sock,tb,bytes > 514 ? 514 : bytes);
639 /* write text to an destination user from a source user (e.g. user privmsg) */
641 void WriteTo(userrec *source, userrec *dest,char *data, ...)
643 if ((!dest) || (!data))
645 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
648 if (dest->fd == FD_MAGIC_NUMBER)
650 char textbuffer[MAXBUF],tb[MAXBUF];
652 va_start (argsPtr, data);
653 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
657 // if no source given send it from the server.
660 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
664 WriteFrom(dest->fd,source,"%s",textbuffer);
668 /* write formatted text from a source user to all users on a channel
669 * including the sender (NOT for privmsg, notice etc!) */
671 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
673 if ((!Ptr) || (!user) || (!text))
675 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
678 char textbuffer[MAXBUF];
680 va_start (argsPtr, text);
681 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
684 std::vector<char*> *ulist = Ptr->GetUsers();
685 for (int j = 0; j < ulist->size(); j++)
687 char* o = (*ulist)[j];
688 userrec* otheruser = (userrec*)o;
689 if (otheruser->fd != FD_MAGIC_NUMBER)
690 WriteTo(user,otheruser,"%s",textbuffer);
694 /* write formatted text from a source user to all users on a channel
695 * including the sender (NOT for privmsg, notice etc!) doesnt send to
696 * users on remote servers */
698 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
700 if ((!Ptr) || (!text))
702 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
705 char textbuffer[MAXBUF];
707 va_start (argsPtr, text);
708 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
711 std::vector<char*> *ulist = Ptr->GetUsers();
712 for (int j = 0; j < ulist->size(); j++)
714 char* o = (*ulist)[j];
715 userrec* otheruser = (userrec*)o;
716 if ((otheruser->fd != FD_MAGIC_NUMBER) && (otheruser->fd != -1) && (otheruser != user))
720 WriteServ(otheruser->fd,"%s",textbuffer);
724 WriteTo(user,otheruser,"%s",textbuffer);
731 void WriteChannelWithServ(char* ServName, chanrec* Ptr, char* text, ...)
733 if ((!Ptr) || (!text))
735 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
738 char textbuffer[MAXBUF];
740 va_start (argsPtr, text);
741 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
745 std::vector<char*> *ulist = Ptr->GetUsers();
746 for (int j = 0; j < ulist->size(); j++)
748 char* o = (*ulist)[j];
749 userrec* otheruser = (userrec*)o;
750 if (otheruser->fd != FD_MAGIC_NUMBER)
751 WriteServ(otheruser->fd,"%s",textbuffer);
756 /* write formatted text from a source user to all users on a channel except
757 * for the sender (for privmsg etc) */
759 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
761 if ((!Ptr) || (!user) || (!text))
763 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
766 char textbuffer[MAXBUF];
768 va_start (argsPtr, text);
769 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
772 std::vector<char*> *ulist = Ptr->GetUsers();
773 for (int j = 0; j < ulist->size(); j++)
775 char* o = (*ulist)[j];
776 userrec* otheruser = (userrec*)o;
777 if ((otheruser->fd != FD_MAGIC_NUMBER) && (user != otheruser))
778 WriteFrom(otheruser->fd,user,"%s",textbuffer);
783 std::string GetServerDescription(char* servername)
785 for (int j = 0; j < 32; j++)
789 for (int k = 0; k < me[j]->connectors.size(); k++)
791 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
793 return me[j]->connectors[k].GetDescription();
797 return ServerDesc; // not a remote server that can be found, it must be me.
802 /* write a formatted string to all users who share at least one common
803 * channel, including the source user e.g. for use in NICK */
805 void WriteCommon(userrec *u, char* text, ...)
809 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
813 if (u->registered != 7) {
814 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
818 char textbuffer[MAXBUF];
820 va_start (argsPtr, text);
821 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
824 // FIX: Stops a message going to the same person more than once
825 std::vector<int> already_sent;
827 for (int i = 0; i < MAXCHANS; i++)
829 if (u->chans[i].channel)
831 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
832 for (int j = 0; j < ulist->size(); j++)
834 char* o = (*ulist)[j];
835 userrec* otheruser = (userrec*)o;
837 for (int t = 0; t < already_sent.size(); t++)
839 if (already_sent[t] == otheruser->fd)
847 already_sent.push_back(otheruser->fd);
848 WriteFrom(otheruser->fd,u,"%s",textbuffer);
853 // if the user was not in any channels, no users will receive the text. Make sure the user
854 // receives their OWN message for WriteCommon
855 if (!already_sent.size())
857 WriteFrom(u->fd,u,"%s",textbuffer);
861 /* write a formatted string to all users who share at least one common
862 * channel, NOT including the source user e.g. for use in QUIT */
864 void WriteCommonExcept(userrec *u, char* text, ...)
868 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
872 if (u->registered != 7) {
873 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
877 char textbuffer[MAXBUF];
879 va_start (argsPtr, text);
880 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
883 std::vector<int> already_sent;
885 for (int i = 0; i < MAXCHANS; i++)
887 if (u->chans[i].channel)
889 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
890 for (int j = 0; j < ulist->size(); j++)
892 char* o = (*ulist)[j];
893 userrec* otheruser = (userrec*)o;
897 for (int t = 0; t < already_sent.size(); t++)
899 if (already_sent[t] == otheruser->fd)
907 already_sent.push_back(otheruser->fd);
908 WriteFrom(otheruser->fd,u,"%s",textbuffer);
916 void WriteOpers(char* text, ...)
920 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
924 char textbuffer[MAXBUF];
926 va_start (argsPtr, text);
927 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
930 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
933 if ((a) && (a->fd != FD_MAGIC_NUMBER))
935 if (strchr(a->modes,'s'))
937 // send server notices to all with +s
938 WriteServ(a->fd,"NOTICE %s :%s",a->nick,textbuffer);
944 // returns TRUE of any users on channel C occupy server 'servername'.
946 bool ChanAnyOnThisServer(chanrec *c,char* servername)
948 log(DEBUG,"ChanAnyOnThisServer");
950 std::vector<char*> *ulist = c->GetUsers();
951 for (int j = 0; j < ulist->size(); j++)
953 char* o = (*ulist)[j];
954 userrec* user = (userrec*)o;
955 if (!strcasecmp(user->server,servername))
961 // returns true if user 'u' shares any common channels with any users on server 'servername'
963 bool CommonOnThisServer(userrec* u,const char* servername)
965 log(DEBUG,"ChanAnyOnThisServer");
967 for (int i = 0; i < MAXCHANS; i++)
969 if (u->chans[i].channel)
971 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
972 for (int j = 0; j < ulist->size(); j++)
974 char* o = (*ulist)[j];
975 userrec* user = (userrec*)o;
976 if (!strcasecmp(user->server,servername))
985 void NetSendToCommon(userrec* u, char* s)
988 snprintf(buffer,MAXBUF,"%s",s);
990 log(DEBUG,"NetSendToCommon: '%s' '%s'",u->nick,s);
992 std::string msg = buffer;
993 FOREACH_MOD OnPacketTransmit(msg,s);
994 strlcpy(buffer,msg.c_str(),MAXBUF);
996 for (int j = 0; j < 32; j++)
1000 for (int k = 0; k < me[j]->connectors.size(); k++)
1002 if (CommonOnThisServer(u,me[j]->connectors[k].GetServerName().c_str()))
1004 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1012 void NetSendToAll(char* s)
1014 char buffer[MAXBUF];
1015 snprintf(buffer,MAXBUF,"%s",s);
1017 log(DEBUG,"NetSendToAll: '%s'",s);
1019 std::string msg = buffer;
1020 FOREACH_MOD OnPacketTransmit(msg,s);
1021 strlcpy(buffer,msg.c_str(),MAXBUF);
1023 for (int j = 0; j < 32; j++)
1027 for (int k = 0; k < me[j]->connectors.size(); k++)
1029 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1035 void NetSendToAllAlive(char* s)
1037 char buffer[MAXBUF];
1038 snprintf(buffer,MAXBUF,"%s",s);
1040 log(DEBUG,"NetSendToAllAlive: '%s'",s);
1042 std::string msg = buffer;
1043 FOREACH_MOD OnPacketTransmit(msg,s);
1044 strlcpy(buffer,msg.c_str(),MAXBUF);
1046 for (int j = 0; j < 32; j++)
1050 for (int k = 0; k < me[j]->connectors.size(); k++)
1052 if (me[j]->connectors[k].GetState() != STATE_DISCONNECTED)
1054 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1058 log(DEBUG,"%s is dead, not sending to it.",me[j]->connectors[k].GetServerName().c_str());
1066 void NetSendToOne(char* target,char* s)
1068 char buffer[MAXBUF];
1069 snprintf(buffer,MAXBUF,"%s",s);
1071 log(DEBUG,"NetSendToOne: '%s' '%s'",target,s);
1073 std::string msg = buffer;
1074 FOREACH_MOD OnPacketTransmit(msg,s);
1075 strlcpy(buffer,msg.c_str(),MAXBUF);
1077 for (int j = 0; j < 32; j++)
1081 for (int k = 0; k < me[j]->connectors.size(); k++)
1083 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1085 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1092 void NetSendToAllExcept(const char* target,char* s)
1094 char buffer[MAXBUF];
1095 snprintf(buffer,MAXBUF,"%s",s);
1097 log(DEBUG,"NetSendToAllExcept: '%s' '%s'",target,s);
1099 std::string msg = buffer;
1100 FOREACH_MOD OnPacketTransmit(msg,s);
1101 strlcpy(buffer,msg.c_str(),MAXBUF);
1103 for (int j = 0; j < 32; j++)
1107 for (int k = 0; k < me[j]->connectors.size(); k++)
1109 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1111 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1119 void WriteMode(const char* modes, int flags, const char* text, ...)
1121 if ((!text) || (!modes) || (!flags))
1123 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
1127 char textbuffer[MAXBUF];
1129 va_start (argsPtr, text);
1130 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1132 int modelen = strlen(modes);
1134 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1136 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1138 bool send_to_user = false;
1140 if (flags == WM_AND)
1142 send_to_user = true;
1143 for (int n = 0; n < modelen; n++)
1145 if (!hasumode(i->second,modes[n]))
1147 send_to_user = false;
1152 else if (flags == WM_OR)
1154 send_to_user = false;
1155 for (int n = 0; n < modelen; n++)
1157 if (hasumode(i->second,modes[n]))
1159 send_to_user = true;
1167 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
1174 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
1176 if ((!text) || (!source))
1178 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
1182 char textbuffer[MAXBUF];
1184 va_start (argsPtr, text);
1185 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1188 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1190 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1192 if (strchr(i->second->modes,'w'))
1194 WriteTo(source,i->second,"WALLOPS :%s",textbuffer);
1201 char buffer[MAXBUF];
1202 snprintf(buffer,MAXBUF,"@ %s :%s",source->nick,textbuffer);
1203 NetSendToAll(buffer);
1207 /* convert a string to lowercase. Note following special circumstances
1208 * taken from RFC 1459. Many "official" server branches still hold to this
1209 * rule so i will too;
1211 * Because of IRC's scandanavian origin, the characters {}| are
1212 * considered to be the lower case equivalents of the characters []\,
1213 * respectively. This is a critical issue when determining the
1214 * equivalence of two nicknames.
1217 void strlower(char *n)
1223 for (int i = 0; n[i] != 0; i++)
1225 n[i] = tolower(n[i]);
1237 /* Find a user record by nickname and return a pointer to it */
1239 userrec* Find(std::string nick)
1241 user_hash::iterator iter = clientlist.find(nick);
1243 if (iter == clientlist.end())
1244 /* Couldn't find it */
1247 return iter->second;
1250 /* find a channel record by channel name and return a pointer to it */
1252 chanrec* FindChan(const char* chan)
1256 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1260 chan_hash::iterator iter = chanlist.find(chan);
1262 if (iter == chanlist.end())
1263 /* Couldn't find it */
1266 return iter->second;
1270 long GetMaxBans(char* name)
1273 for (int count = 0; count < ConfValueEnum("banlist",&config_f); count++)
1275 ConfValue("banlist","chan",count,CM,&config_f);
1278 ConfValue("banlist","limit",count,CM,&config_f);
1286 void purge_empty_chans(userrec* u)
1289 int go_again = 1, purge = 0;
1291 // firstly decrement the count on each channel
1292 for (int f = 0; f < MAXCHANS; f++)
1294 if (u->chans[f].channel)
1296 u->chans[f].channel->DecUserCounter();
1297 u->chans[f].channel->DelUser((char*)u);
1301 for (int i = 0; i < MAXCHANS; i++)
1303 if (u->chans[i].channel)
1305 if (!usercount(u->chans[i].channel))
1307 chan_hash::iterator i2 = chanlist.find(u->chans[i].channel->name);
1308 /* kill the record */
1309 if (i2 != chanlist.end())
1311 log(DEBUG,"del_channel: destroyed: %s",i2->second->name);
1317 u->chans[i].channel = NULL;
1322 log(DEBUG,"skipped purge for %s",u->chans[i].channel->name);
1326 log(DEBUG,"completed channel purge, killed %lu",(unsigned long)purge);
1332 char scratch[MAXBUF];
1333 char sparam[MAXBUF];
1335 char* chanmodes(chanrec *chan)
1339 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1346 if (chan->noexternal)
1348 strlcat(scratch,"n",MAXMODES);
1350 if (chan->topiclock)
1352 strlcat(scratch,"t",MAXMODES);
1356 strlcat(scratch,"k",MAXMODES);
1360 strlcat(scratch,"l",MAXMODES);
1362 if (chan->inviteonly)
1364 strlcat(scratch,"i",MAXMODES);
1366 if (chan->moderated)
1368 strlcat(scratch,"m",MAXMODES);
1372 strlcat(scratch,"s",MAXMODES);
1374 if (chan->c_private)
1376 strlcat(scratch,"p",MAXMODES);
1380 strlcat(sparam," ",MAXBUF);
1381 strlcat(sparam,chan->key,MAXBUF);
1386 sprintf(foo," %lu",(unsigned long)chan->limit);
1387 strlcat(sparam,foo,MAXBUF);
1389 if (*chan->custom_modes)
1391 strlcat(scratch,chan->custom_modes,MAXMODES);
1392 for (int z = 0; chan->custom_modes[z] != 0; z++)
1394 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1397 strlcat(sparam," ",MAXBUF);
1398 strlcat(sparam,extparam.c_str(),MAXBUF);
1402 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1403 strlcat(scratch,sparam,MAXMODES);
1408 /* compile a userlist of a channel into a string, each nick seperated by
1409 * spaces and op, voice etc status shown as @ and + */
1411 void userlist(userrec *user,chanrec *c)
1413 if ((!c) || (!user))
1415 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1419 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1420 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1422 if (has_channel(i->second,c))
1424 if (isnick(i->second->nick))
1426 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1428 /* user is +i, and source not on the channel, does not show
1429 * nick in NAMES list */
1432 strlcat(list,cmode(i->second,c),MAXBUF);
1433 strlcat(list,i->second->nick,MAXBUF);
1434 strlcat(list," ",MAXBUF);
1435 if (strlen(list)>(480-NICKMAX))
1437 /* list overflowed into
1438 * multiple numerics */
1439 WriteServ(user->fd,"%s",list);
1440 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1445 /* if whats left in the list isnt empty, send it */ if (list[strlen(list)-1] != ':')
1447 WriteServ(user->fd,"%s",list);
1451 /* return a count of the users on a specific channel accounting for
1452 * invisible users who won't increase the count. e.g. for /LIST */
1454 int usercount_i(chanrec *c)
1460 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1465 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1469 if (has_channel(i->second,c))
1471 if (isnick(i->second->nick))
1473 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1475 /* user is +i, and source not on the channel, does not show
1476 * nick in NAMES list */
1484 log(DEBUG,"usercount_i: %s %lu",c->name,(unsigned long)count);
1489 int usercount(chanrec *c)
1493 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1496 int count = c->GetUserCounter();
1497 log(DEBUG,"usercount: %s %lu",c->name,(unsigned long)count);
1502 /* add a channel to a user, creating the record for it if needed and linking
1503 * it to the user record */
1505 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1507 if ((!user) || (!cn))
1509 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1517 strncpy(cname,cn,MAXBUF);
1519 // we MUST declare this wherever we use FOREACH_RESULT
1522 if (strlen(cname) > CHANMAX-1)
1524 cname[CHANMAX-1] = '\0';
1527 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1529 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1531 return NULL; // already on the channel!
1535 if (!FindChan(cname))
1538 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1539 if (MOD_RESULT == 1) {
1543 /* create a new one */
1544 log(DEBUG,"add_channel: creating: %s",cname);
1546 chanlist[cname] = new chanrec();
1548 strlcpy(chanlist[cname]->name, cname,CHANMAX);
1549 chanlist[cname]->topiclock = 1;
1550 chanlist[cname]->noexternal = 1;
1551 chanlist[cname]->created = TIME;
1552 strcpy(chanlist[cname]->topic, "");
1553 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1554 chanlist[cname]->topicset = 0;
1555 Ptr = chanlist[cname];
1556 log(DEBUG,"add_channel: created: %s",cname);
1557 /* set created to 2 to indicate user
1558 * is the first in the channel
1559 * and should be given ops */
1565 /* channel exists, just fish out a pointer to its struct */
1566 Ptr = FindChan(cname);
1569 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1571 // the override flag allows us to bypass channel modes
1572 // and bans (used by servers)
1573 if ((!override) || (!strcasecmp(user->server,ServerName)))
1575 log(DEBUG,"Not overriding...");
1577 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1578 if (MOD_RESULT == 1) {
1581 log(DEBUG,"MOD_RESULT=%d",MOD_RESULT);
1585 log(DEBUG,"add_channel: checking key, invite, etc");
1587 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
1588 if (MOD_RESULT == 0)
1592 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1595 log(DEBUG,"add_channel: no key given in JOIN");
1596 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1601 if (strcasecmp(key,Ptr->key))
1603 log(DEBUG,"add_channel: bad key given in JOIN");
1604 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1609 log(DEBUG,"add_channel: no key");
1612 FOREACH_RESULT(OnCheckInvite(user, Ptr));
1613 if (MOD_RESULT == 0)
1615 if (Ptr->inviteonly)
1617 log(DEBUG,"add_channel: channel is +i");
1618 if (user->IsInvited(Ptr->name))
1620 /* user was invited to channel */
1621 /* there may be an optional channel NOTICE here */
1625 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1629 log(DEBUG,"add_channel: channel is not +i");
1632 FOREACH_RESULT(OnCheckLimit(user, Ptr));
1633 if (MOD_RESULT == 0)
1637 if (usercount(Ptr) >= Ptr->limit)
1639 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1644 log(DEBUG,"add_channel: about to walk banlist");
1646 FOREACH_RESULT(OnCheckBan(user, Ptr));
1647 if (MOD_RESULT == 0)
1649 /* check user against the channel banlist */
1652 if (Ptr->bans.size())
1654 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1656 if (match(user->GetFullHost(),i->data))
1658 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1664 log(DEBUG,"add_channel: bans checked");
1670 if ((Ptr) && (user))
1672 user->RemoveInvite(Ptr->name);
1675 log(DEBUG,"add_channel: invites removed");
1680 log(DEBUG,"Overridden checks");
1688 log(DEBUG,"Passed channel checks");
1690 for (int index =0; index != MAXCHANS; index++)
1692 log(DEBUG,"Check location %d",index);
1693 if (user->chans[index].channel == NULL)
1695 log(DEBUG,"Adding into their channel list at location %d",index);
1699 /* first user in is given ops */
1700 user->chans[index].uc_modes = UCMODE_OP;
1704 user->chans[index].uc_modes = 0;
1706 user->chans[index].channel = Ptr;
1707 Ptr->IncUserCounter();
1708 Ptr->AddUser((char*)user);
1709 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1711 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
1713 // use the stamdard J token with no privilages.
1714 char buffer[MAXBUF];
1717 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
1721 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
1723 NetSendToAll(buffer);
1726 log(DEBUG,"Sent JOIN to client");
1730 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1731 WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
1734 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1735 //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1736 //WriteServ(user->fd,"329 %s %s %lu", user->nick, Ptr->name, (unsigned long)Ptr->created);
1737 FOREACH_MOD OnUserJoin(user,Ptr);
1741 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1742 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1746 /* remove a channel from a users record, and remove the record from memory
1747 * if the channel has become empty */
1749 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
1751 if ((!user) || (!cname))
1753 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1759 if ((!cname) || (!user))
1764 Ptr = FindChan(cname);
1771 FOREACH_MOD OnUserPart(user,Ptr);
1772 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1774 for (int i =0; i != MAXCHANS; i++)
1776 /* zap it from the channel list of the user */
1777 if (user->chans[i].channel == Ptr)
1781 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1785 char buffer[MAXBUF];
1786 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
1787 NetSendToAll(buffer);
1796 char buffer[MAXBUF];
1797 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
1798 NetSendToAll(buffer);
1801 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1803 user->chans[i].uc_modes = 0;
1804 user->chans[i].channel = NULL;
1805 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1810 Ptr->DecUserCounter();
1811 Ptr->DelUser((char*)user);
1813 /* if there are no users left on the channel */
1814 if (!usercount(Ptr))
1816 chan_hash::iterator iter = chanlist.find(Ptr->name);
1818 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1820 /* kill the record */
1821 if (iter != chanlist.end())
1823 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1824 if (iter->second) delete iter->second;
1825 chanlist.erase(iter);
1831 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1833 if ((!src) || (!user) || (!Ptr) || (!reason))
1835 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1839 if ((!Ptr) || (!user) || (!src))
1844 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1846 if (!has_channel(user,Ptr))
1848 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1853 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
1854 if (MOD_RESULT == ACR_DENY)
1857 if (MOD_RESULT == ACR_DEFAULT)
1859 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
1861 if (cstatus(src,Ptr) == STATUS_HOP)
1863 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1867 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1875 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
1879 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
1881 for (int i =0; i != MAXCHANS; i++)
1883 /* zap it from the channel list of the user */
1884 if (user->chans[i].channel)
1885 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
1887 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1888 user->chans[i].uc_modes = 0;
1889 user->chans[i].channel = NULL;
1890 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1895 Ptr->DecUserCounter();
1896 Ptr->DelUser((char*)user);
1898 /* if there are no users left on the channel */
1899 if (!usercount(Ptr))
1901 chan_hash::iterator iter = chanlist.find(Ptr->name);
1903 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1905 /* kill the record */
1906 if (iter != chanlist.end())
1908 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1909 if (iter->second) delete iter->second;
1910 chanlist.erase(iter);
1918 /* This function pokes and hacks at a parameter list like the following:
1920 * PART #winbot,#darkgalaxy :m00!
1922 * to turn it into a series of individual calls like this:
1924 * PART #winbot :m00!
1925 * PART #darkgalaxy :m00!
1927 * The seperate calls are sent to a callback function provided by the caller
1928 * (the caller will usually call itself recursively). The callback function
1929 * must be a command handler. Calling this function on a line with no list causes
1930 * no action to be taken. You must provide a starting and ending parameter number
1931 * where the range of the list can be found, useful if you have a terminating
1932 * parameter as above which is actually not part of the list, or parameters
1933 * before the actual list as well. This code is used by many functions which
1934 * can function as "one to list" (see the RFC) */
1936 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
1941 char blog[32][MAXBUF];
1942 char blog2[32][MAXBUF];
1943 int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
1944 char keystr[MAXBUF];
1947 for (int i = 0; i <32; i++)
1950 for (int i = 0; i <32; i++)
1951 strcpy(blog2[i],"");
1954 for (int i = 0; i <10; i++)
1958 parameters[i] = moo;
1963 if (pcnt > 1) /* we have a key to copy */
1965 strlcpy(keystr,parameters[1],MAXBUF);
1969 if (!parameters[start])
1973 if (!strchr(parameters[start],','))
1978 for (int i = start; i <= end; i++)
1982 strlcat(plist,parameters[i],MAXBUF);
1990 for (int i = 0; i < t; i++)
1992 if (plist[i] == ',')
1995 strlcpy(blog[j++],param,MAXBUF);
1999 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
2004 strlcpy(blog[j++],param,MAXBUF);
2007 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
2012 if ((joins) && (keystr))
2014 if (strchr(keystr,','))
2018 t2 = strlen(keystr);
2019 for (int i = 0; i < t2; i++)
2021 if (keystr[i] == ',')
2024 strlcpy(blog2[j++],param,MAXBUF);
2028 strlcpy(blog2[j++],param,MAXBUF);
2033 for (j = 0; j < total; j++)
2039 for (q = end; q < pcnt-1; q++)
2041 if (parameters[q+1])
2043 pars[q-end+1] = parameters[q+1];
2046 if ((joins) && (parameters[1]))
2057 /* repeatedly call the function with the hacked parameter list */
2058 if ((joins) && (pcnt > 1))
2062 // pars[1] already set up and containing key from blog2[j]
2067 pars[1] = parameters[1];
2073 fn(pars,pcnt-(end-start),u);
2082 void kill_link(userrec *user,const char* r)
2084 user_hash::iterator iter = clientlist.find(user->nick);
2086 char reason[MAXBUF];
2088 strncpy(reason,r,MAXBUF);
2090 if (strlen(reason)>MAXQUIT)
2092 reason[MAXQUIT-1] = '\0';
2095 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2096 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2097 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2099 /* bugfix, cant close() a nonblocking socket (sux!) */
2100 if (user->registered == 7) {
2101 FOREACH_MOD OnUserQuit(user);
2102 WriteCommonExcept(user,"QUIT :%s",reason);
2104 // Q token must go to ALL servers!!!
2105 char buffer[MAXBUF];
2106 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2107 NetSendToAll(buffer);
2110 FOREACH_MOD OnUserDisconnect(user);
2114 shutdown(user->fd,2);
2118 if (user->registered == 7) {
2119 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
2123 if (user->registered == 7) {
2124 purge_empty_chans(user);
2127 if (iter != clientlist.end())
2129 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2130 if ((iter->second) && (user->registered == 7)) {
2131 if (iter->second) delete iter->second;
2133 clientlist.erase(iter);
2137 void kill_link_silent(userrec *user,const char* r)
2139 user_hash::iterator iter = clientlist.find(user->nick);
2141 char reason[MAXBUF];
2143 strncpy(reason,r,MAXBUF);
2145 if (strlen(reason)>MAXQUIT)
2147 reason[MAXQUIT-1] = '\0';
2150 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2151 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2152 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2154 /* bugfix, cant close() a nonblocking socket (sux!) */
2155 if (user->registered == 7) {
2156 FOREACH_MOD OnUserQuit(user);
2157 WriteCommonExcept(user,"QUIT :%s",reason);
2159 // Q token must go to ALL servers!!!
2160 char buffer[MAXBUF];
2161 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2162 NetSendToAll(buffer);
2165 FOREACH_MOD OnUserDisconnect(user);
2169 shutdown(user->fd,2);
2173 if (user->registered == 7) {
2174 purge_empty_chans(user);
2177 if (iter != clientlist.end())
2179 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2180 if ((iter->second) && (user->registered == 7)) {
2181 if (iter->second) delete iter->second;
2183 clientlist.erase(iter);
2189 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
2191 char* Passwd(userrec *user)
2193 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2195 if (match(user->host,i->host) && (i->type == CC_ALLOW))
2203 bool IsDenied(userrec *user)
2205 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2207 if (match(user->host,i->host) && (i->type == CC_DENY))
2218 /* sends out an error notice to all connected clients (not to be used
2221 void send_error(char *s)
2223 log(DEBUG,"send_error: %s",s);
2224 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2226 if (isnick(i->second->nick))
2228 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
2232 // fix - unregistered connections receive ERROR, not NOTICE
2233 Write(i->second->fd,"ERROR :%s",s);
2238 void Error(int status)
2240 signal (SIGALRM, SIG_IGN);
2241 signal (SIGPIPE, SIG_IGN);
2242 signal (SIGTERM, SIG_IGN);
2243 signal (SIGABRT, SIG_IGN);
2244 signal (SIGSEGV, SIG_IGN);
2245 signal (SIGURG, SIG_IGN);
2246 signal (SIGKILL, SIG_IGN);
2247 log(DEFAULT,"*** fell down a pothole in the road to perfection ***");
2248 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
2253 int main(int argc, char **argv)
2257 log(DEBUG,"*** InspIRCd starting up!");
2258 if (!FileExists(CONFIG_FILE))
2260 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
2261 log(DEFAULT,"main: no config");
2262 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
2266 for (int i = 1; i < argc; i++)
2268 if (!strcmp(argv[i],"-nofork")) {
2271 if (!strcmp(argv[i],"-wait")) {
2274 if (!strcmp(argv[i],"-nolimit")) {
2279 strlcpy(MyExecutable,argv[0],MAXBUF);
2281 if (InspIRCd() == ERROR)
2283 log(DEFAULT,"main: daemon function bailed");
2284 printf("ERROR: could not initialise. Shutting down.\n");
2291 template<typename T> inline string ConvToStr(const T &in)
2294 if (!(tmp << in)) return string();
2298 /* re-allocates a nick in the user_hash after they change nicknames,
2299 * returns a pointer to the new user as it may have moved */
2301 userrec* ReHashNick(char* Old, char* New)
2303 //user_hash::iterator newnick;
2304 user_hash::iterator oldnick = clientlist.find(Old);
2306 log(DEBUG,"ReHashNick: %s %s",Old,New);
2308 if (!strcasecmp(Old,New))
2310 log(DEBUG,"old nick is new nick, skipping");
2311 return oldnick->second;
2314 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
2316 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
2318 clientlist[New] = new userrec();
2319 clientlist[New] = oldnick->second;
2320 clientlist.erase(oldnick);
2322 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
2324 return clientlist[New];
2327 /* adds or updates an entry in the whowas list */
2328 void AddWhoWas(userrec* u)
2330 user_hash::iterator iter = whowas.find(u->nick);
2331 userrec *a = new userrec();
2332 strlcpy(a->nick,u->nick,NICKMAX);
2333 strlcpy(a->ident,u->ident,64);
2334 strlcpy(a->dhost,u->dhost,256);
2335 strlcpy(a->host,u->host,256);
2336 strlcpy(a->fullname,u->fullname,128);
2337 strlcpy(a->server,u->server,256);
2338 a->signon = u->signon;
2340 /* MAX_WHOWAS: max number of /WHOWAS items
2341 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
2342 * can be replaced by a newer one
2345 if (iter == whowas.end())
2347 if (whowas.size() == WHOWAS_MAX)
2349 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
2351 // 3600 seconds in an hour ;)
2352 if ((i->second->signon)<(TIME-(WHOWAS_STALE*3600)))
2354 if (i->second) delete i->second;
2356 log(DEBUG,"added WHOWAS entry, purged an old record");
2363 log(DEBUG,"added fresh WHOWAS entry");
2364 whowas[a->nick] = a;
2369 log(DEBUG,"updated WHOWAS entry");
2370 if (iter->second) delete iter->second;
2376 /* add a client connection to the sockets list */
2377 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
2381 user_hash::iterator iter;
2383 tempnick = ConvToStr(socket) + "-unknown";
2384 sprintf(tn2,"%lu-unknown",(unsigned long)socket);
2386 iter = clientlist.find(tempnick);
2388 if (iter != clientlist.end()) return;
2391 * It is OK to access the value here this way since we know
2392 * it exists, we just created it above.
2394 * At NO other time should you access a value in a map or a
2395 * hash_map this way.
2397 clientlist[tempnick] = new userrec();
2399 NonBlocking(socket);
2400 log(DEBUG,"AddClient: %lu %s %d %s",(unsigned long)socket,host,port,ip);
2402 clientlist[tempnick]->fd = socket;
2403 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
2404 strncpy(clientlist[tempnick]->host, host,160);
2405 strncpy(clientlist[tempnick]->dhost, host,160);
2406 strncpy(clientlist[tempnick]->server, ServerName,256);
2407 strncpy(clientlist[tempnick]->ident, "unknown",12);
2408 clientlist[tempnick]->registered = 0;
2409 clientlist[tempnick]->signon = TIME+dns_timeout;
2410 clientlist[tempnick]->lastping = 1;
2411 clientlist[tempnick]->port = port;
2412 strncpy(clientlist[tempnick]->ip,ip,32);
2414 // set the registration timeout for this user
2415 unsigned long class_regtimeout = 90;
2416 int class_flood = 0;
2418 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2420 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2422 class_regtimeout = (unsigned long)i->registration_timeout;
2423 class_flood = i->flood;
2424 clientlist[tempnick]->pingmax = i->pingtime;
2429 clientlist[tempnick]->nping = TIME+clientlist[tempnick]->pingmax+dns_timeout;
2430 clientlist[tempnick]->timeout = TIME+class_regtimeout;
2431 clientlist[tempnick]->flood = class_flood;
2433 for (int i = 0; i < MAXCHANS; i++)
2435 clientlist[tempnick]->chans[i].channel = NULL;
2436 clientlist[tempnick]->chans[i].uc_modes = 0;
2439 if (clientlist.size() == MAXCLIENTS)
2440 kill_link(clientlist[tempnick],"No more connections allowed in this class");
2443 char* e = matches_exception(ip);
2446 char* r = matches_zline(ip);
2449 char reason[MAXBUF];
2450 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
2451 kill_link(clientlist[tempnick],reason);
2456 // this function counts all users connected, wether they are registered or NOT.
2459 return clientlist.size();
2462 // this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state
2463 int registered_usercount(void)
2466 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2468 if ((i->second->fd) && (isnick(i->second->nick))) c++;
2473 int usercount_invisible(void)
2477 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2479 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
2484 int usercount_opers(void)
2488 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2490 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
2495 int usercount_unknown(void)
2499 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2501 if ((i->second->fd) && (i->second->registered != 7))
2507 long chancount(void)
2509 return chanlist.size();
2512 long count_servs(void)
2515 for (int i = 0; i < 32; i++)
2519 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2521 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2531 long servercount(void)
2533 return count_servs()+1;
2539 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2541 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,ServerName))) c++;
2547 void ShowMOTD(userrec *user)
2549 std::string WholeMOTD = "";
2552 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
2555 WholeMOTD = std::string(":") + std::string(ServerName) + std::string(" 375 ") + std::string(user->nick) + std::string(" :- ") + std::string(ServerName) + " message of the day\r\n";
2556 for (int i = 0; i != MOTD.size(); i++)
2558 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 372 ") + std::string(user->nick) + std::string(" :- ") + MOTD[i] + std::string("\r\n");
2560 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 376 ") + std::string(user->nick) + std::string(" :End of message of the day.\r\n");
2561 // only one write operation
2562 send(user->fd,WholeMOTD.c_str(),WholeMOTD.length(),0);
2566 void ShowRULES(userrec *user)
2570 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
2573 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
2574 for (int i = 0; i != RULES.size(); i++)
2576 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
2578 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
2581 /* shows the message of the day, and any other on-logon stuff */
2582 void FullConnectUser(userrec* user)
2584 user->registered = 7;
2585 user->idle_lastmsg = TIME;
2586 log(DEBUG,"ConnectUser: %s",user->nick);
2588 if ((strcmp(Passwd(user),"")) && (!user->haspassed))
2590 kill_link(user,"Invalid password");
2595 kill_link(user,"Unauthorised connection");
2599 char match_against[MAXBUF];
2600 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
2601 char* e = matches_exception(match_against);
2604 char* r = matches_gline(match_against);
2607 char reason[MAXBUF];
2608 snprintf(reason,MAXBUF,"G-Lined: %s",r);
2609 kill_link_silent(user,reason);
2612 r = matches_kline(user->host);
2615 char reason[MAXBUF];
2616 snprintf(reason,MAXBUF,"K-Lined: %s",r);
2617 kill_link_silent(user,reason);
2622 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
2623 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
2624 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
2625 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
2626 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
2627 // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
2628 std::stringstream v;
2629 v << "MESHED WALLCHOPS MODES=13 CHANTYPES=# PREFIX=(ohv)@%+ MAP SAFELIST MAXCHANNELS=" << MAXCHANS;
2630 v << " MAXBANS=60 NICKLEN=" << NICKMAX;
2631 v << " TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 CHANMODES=ohvb,k,l,psmnti NETWORK=";
2632 v << std::string(Network);
2633 std::string data005 = v.str();
2634 FOREACH_MOD On005Numeric(data005);
2635 // anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
2636 // so i'd better split it :)
2637 std::stringstream out(data005);
2638 std::string token = "";
2639 std::string line5 = "";
2640 int token_counter = 0;
2644 line5 = line5 + token + " ";
2646 if ((token_counter >= 13) || (out.eof() == true))
2648 WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
2654 FOREACH_MOD OnUserConnect(user);
2655 WriteOpers("*** Client connecting on port %lu: %s!%s@%s [%s]",(unsigned long)user->port,user->nick,user->ident,user->host,user->ip);
2657 char buffer[MAXBUF];
2658 snprintf(buffer,MAXBUF,"N %lu %s %s %s %s +%s %s %s :%s",(unsigned long)user->age,user->nick,user->host,user->dhost,user->ident,user->modes,user->ip,ServerName,user->fullname);
2659 NetSendToAll(buffer);
2663 // this returns 1 when all modules are satisfied that the user should be allowed onto the irc server
2664 // (until this returns true, a user will block in the waiting state, waiting to connect up to the
2665 // registration timeout maximum seconds)
2666 bool AllModulesReportReady(userrec* user)
2668 for (int i = 0; i <= MODCOUNT; i++)
2670 int res = modules[i]->OnCheckReady(user);
2677 /* shows the message of the day, and any other on-logon stuff */
2678 void ConnectUser(userrec *user)
2680 // dns is already done, things are fast. no need to wait for dns to complete just pass them straight on
2681 if ((user->dns_done) && (user->registered >= 3) && (AllModulesReportReady(user)))
2683 FullConnectUser(user);
2687 std::string GetVersionString()
2689 char Revision[] = "$Revision$";
2690 char versiondata[MAXBUF];
2691 char *s1 = Revision;
2693 char *v2 = strtok_r(s1," ",&savept);
2695 v2 = strtok_r(s1," ",&savept);
2697 snprintf(versiondata,MAXBUF,"%s Rev. %s %s :%s (O=%lu)",VERSION,v2,ServerName,SYSTEM,(unsigned long)OPTIMISATION);
2701 void handle_version(char **parameters, int pcnt, userrec *user)
2705 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
2709 for (int j = 0; j < 32; j++)
2713 for (int x = 0; x < me[j]->connectors.size(); x++)
2715 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
2717 WriteServ(user->fd,"351 %s :%s",user->nick,me[j]->connectors[x].GetVersionString().c_str());
2723 WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
2729 // calls a handler function for a command
2731 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
2733 for (int i = 0; i < cmdlist.size(); i++)
2735 if (!strcasecmp(cmdlist[i].command,commandname))
2737 if (cmdlist[i].handler_function)
2739 if (pcnt>=cmdlist[i].min_params)
2741 if (strchr(user->modes,cmdlist[i].flags_needed))
2743 cmdlist[i].handler_function(parameters,pcnt,user);
2751 void DoSplitEveryone()
2753 bool go_again = true;
2757 for (int i = 0; i < 32; i++)
2761 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2763 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2766 j->CloseConnection();
2767 me[i]->connectors.erase(j);
2775 log(DEBUG,"Removed server. Will remove clients...");
2776 // iterate through the userlist and remove all users on this server.
2777 // because we're dealing with a mesh, we dont have to deal with anything
2778 // "down-route" from this server (nice huh)
2780 char reason[MAXBUF];
2784 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2786 if (strcasecmp(u->second->server,ServerName))
2788 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
2789 kill_link(u->second,reason);
2799 char islast(const char* s)
2802 for (int j = 0; j < 32; j++)
2806 for (int k = 0; k < me[j]->connectors.size(); k++)
2808 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2812 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2822 long map_count(const char* s)
2825 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2827 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,s))) c++;
2833 void force_nickchange(userrec* user,const char* newnick)
2840 FOREACH_RESULT(OnUserPreNick(user,newnick));
2842 kill_link(user,"Nickname collision");
2845 if (matches_qline(newnick))
2847 kill_link(user,"Nickname collision");
2855 strncpy(nick,newnick,MAXBUF);
2857 if (user->registered == 7)
2861 handle_nick(pars,1,user);
2867 int process_parameters(char **command_p,char *parameters)
2870 int q = strlen(parameters);
2873 /* no parameters, command_p invalid! */
2876 if (parameters[0] == ':')
2878 command_p[0] = parameters+1;
2883 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
2885 /* only one parameter */
2886 command_p[0] = parameters;
2887 if (parameters[0] == ':')
2889 if (strchr(parameters,' ') != NULL)
2897 command_p[j++] = parameters;
2898 for (int i = 0; i <= q; i++)
2900 if (parameters[i] == ' ')
2902 command_p[j++] = parameters+i+1;
2903 parameters[i] = '\0';
2904 if (command_p[j-1][0] == ':')
2906 *command_p[j-1]++; /* remove dodgy ":" */
2908 /* parameter like this marks end of the sequence */
2912 return j; /* returns total number of items in the list */
2915 void process_command(userrec *user, char* cmd)
2919 char *command_p[127];
2920 char p[MAXBUF], temp[MAXBUF];
2921 int j, items, cmd_found;
2923 for (int i = 0; i < 127; i++)
2924 command_p[i] = NULL;
2939 int total_params = 0;
2942 for (int q = 0; q < strlen(cmd)-1; q++)
2944 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
2947 // found a 'trailing', we dont count them after this.
2955 // another phidjit bug...
2956 if (total_params > 126)
2958 *(strchr(cmd,' ')) = '\0';
2959 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
2963 strlcpy(temp,cmd,MAXBUF);
2965 std::string tmp = cmd;
2966 for (int i = 0; i <= MODCOUNT; i++)
2968 std::string oldtmp = tmp;
2969 modules[i]->OnServerRaw(tmp,true,user);
2972 log(DEBUG,"A Module changed the input string!");
2973 log(DEBUG,"New string: %s",tmp.c_str());
2974 log(DEBUG,"Old string: %s",oldtmp.c_str());
2978 strlcpy(cmd,tmp.c_str(),MAXBUF);
2979 strlcpy(temp,cmd,MAXBUF);
2981 if (!strchr(cmd,' '))
2983 /* no parameters, lets skip the formalities and not chop up
2985 log(DEBUG,"About to preprocess command with no params");
2987 command_p[0] = NULL;
2989 for (int i = 0; i <= strlen(cmd); i++)
2991 cmd[i] = toupper(cmd[i]);
2999 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
3000 for (int i = 0; i < strlen(temp); i++)
3002 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
3008 /* split the full string into a command plus parameters */
3012 if (strchr(cmd,' '))
3014 for (int i = 0; i <= strlen(cmd); i++)
3016 /* capitalise the command ONLY, leave params intact */
3017 cmd[i] = toupper(cmd[i]);
3018 /* are we nearly there yet?! :P */
3022 parameters = cmd+i+1;
3030 for (int i = 0; i <= strlen(cmd); i++)
3032 cmd[i] = toupper(cmd[i]);
3039 if (strlen(command)>MAXCOMMAND)
3041 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
3045 for (int x = 0; x < strlen(command); x++)
3047 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
3049 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
3051 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
3053 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3060 for (int i = 0; i != cmdlist.size(); i++)
3062 if (cmdlist[i].command[0])
3064 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
3070 items = process_parameters(command_p,parameters);
3075 command_p[0] = NULL;
3081 command_p[0] = NULL;
3086 /* activity resets the ping pending timer */
3087 user->nping = TIME + user->pingmax;
3088 if ((items) < cmdlist[i].min_params)
3090 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
3091 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
3094 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
3096 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3097 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
3101 if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
3103 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3104 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
3108 /* if the command isnt USER, PASS, or NICK, and nick is empty,
3110 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
3112 if ((!isnick(user->nick)) || (user->registered != 7))
3114 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
3115 WriteServ(user->fd,"451 %s :You have not registered",command);
3119 if ((user->registered == 7) && (!strchr(user->modes,'o')))
3123 mycmd = strtok_r(DisabledCommands," ",&savept2);
3126 if (!strcasecmp(mycmd,command))
3128 // command is disabled!
3129 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
3132 mycmd = strtok_r(NULL," ",&savept2);
3137 if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
3139 if (cmdlist[i].handler_function)
3142 /* ikky /stats counters */
3147 user->bytes_in += strlen(temp);
3149 user->bytes_out+=strlen(temp);
3152 cmdlist[i].use_count++;
3153 cmdlist[i].total_bytes+=strlen(temp);
3157 FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
3158 if (MOD_RESULT == 1) {
3162 /* WARNING: nothing may come after the
3163 * command handler call, as the handler
3164 * may free the user structure! */
3166 cmdlist[i].handler_function(command_p,items,user);
3172 WriteServ(user->fd,"451 %s :You have not registered",command);
3180 if ((!cmd_found) && (user))
3182 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3187 void createcommand(char* cmd, handlerfunc f, char flags, int minparams,char* source)
3190 /* create the command and push it onto the table */
3191 strlcpy(comm.command,cmd,MAXBUF);
3192 strlcpy(comm.source,source,MAXBUF);
3193 comm.handler_function = f;
3194 comm.flags_needed = flags;
3195 comm.min_params = minparams;
3197 comm.total_bytes = 0;
3198 cmdlist.push_back(comm);
3199 log(DEBUG,"Added command %s (%lu parameters)",cmd,(unsigned long)minparams);
3202 bool removecommands(const char* source)
3204 bool go_again = true;
3208 for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
3210 if (!strcmp(i->source,source))
3212 log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
3222 void SetupCommandTable(void)
3224 createcommand("USER",handle_user,0,4,"<core>");
3225 createcommand("NICK",handle_nick,0,1,"<core>");
3226 createcommand("QUIT",handle_quit,0,0,"<core>");
3227 createcommand("VERSION",handle_version,0,0,"<core>");
3228 createcommand("PING",handle_ping,0,1,"<core>");
3229 createcommand("PONG",handle_pong,0,1,"<core>");
3230 createcommand("ADMIN",handle_admin,0,0,"<core>");
3231 createcommand("PRIVMSG",handle_privmsg,0,2,"<core>");
3232 createcommand("INFO",handle_info,0,0,"<core>");
3233 createcommand("TIME",handle_time,0,0,"<core>");
3234 createcommand("WHOIS",handle_whois,0,1,"<core>");
3235 createcommand("WALLOPS",handle_wallops,'o',1,"<core>");
3236 createcommand("NOTICE",handle_notice,0,2,"<core>");
3237 createcommand("JOIN",handle_join,0,1,"<core>");
3238 createcommand("NAMES",handle_names,0,0,"<core>");
3239 createcommand("PART",handle_part,0,1,"<core>");
3240 createcommand("KICK",handle_kick,0,2,"<core>");
3241 createcommand("MODE",handle_mode,0,1,"<core>");
3242 createcommand("TOPIC",handle_topic,0,1,"<core>");
3243 createcommand("WHO",handle_who,0,1,"<core>");
3244 createcommand("MOTD",handle_motd,0,0,"<core>");
3245 createcommand("RULES",handle_rules,0,0,"<core>");
3246 createcommand("OPER",handle_oper,0,2,"<core>");
3247 createcommand("LIST",handle_list,0,0,"<core>");
3248 createcommand("DIE",handle_die,'o',1,"<core>");
3249 createcommand("RESTART",handle_restart,'o',1,"<core>");
3250 createcommand("KILL",handle_kill,'o',2,"<core>");
3251 createcommand("REHASH",handle_rehash,'o',0,"<core>");
3252 createcommand("LUSERS",handle_lusers,0,0,"<core>");
3253 createcommand("STATS",handle_stats,0,1,"<core>");
3254 createcommand("USERHOST",handle_userhost,0,1,"<core>");
3255 createcommand("AWAY",handle_away,0,0,"<core>");
3256 createcommand("ISON",handle_ison,0,0,"<core>");
3257 createcommand("SUMMON",handle_summon,0,0,"<core>");
3258 createcommand("USERS",handle_users,0,0,"<core>");
3259 createcommand("INVITE",handle_invite,0,2,"<core>");
3260 createcommand("PASS",handle_pass,0,1,"<core>");
3261 createcommand("TRACE",handle_trace,'o',0,"<core>");
3262 createcommand("WHOWAS",handle_whowas,0,1,"<core>");
3263 createcommand("CONNECT",handle_connect,'o',1,"<core>");
3264 createcommand("SQUIT",handle_squit,'o',0,"<core>");
3265 createcommand("MODULES",handle_modules,0,0,"<core>");
3266 createcommand("LINKS",handle_links,0,0,"<core>");
3267 createcommand("MAP",handle_map,0,0,"<core>");
3268 createcommand("KLINE",handle_kline,'o',1,"<core>");
3269 createcommand("GLINE",handle_gline,'o',1,"<core>");
3270 createcommand("ZLINE",handle_zline,'o',1,"<core>");
3271 createcommand("QLINE",handle_qline,'o',1,"<core>");
3272 createcommand("ELINE",handle_eline,'o',1,"<core>");
3273 createcommand("LOADMODULE",handle_loadmodule,'o',1,"<core>");
3274 createcommand("UNLOADMODULE",handle_unloadmodule,'o',1,"<core>");
3275 createcommand("SERVER",handle_server,0,0,"<core>");
3278 void process_buffer(const char* cmdbuf,userrec *user)
3282 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3288 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3295 while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
3297 strlcpy(cmd,cmdbuf,MAXBUF);
3302 int sl = strlen(cmd)-1;
3303 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3308 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3313 while (cmd[sl] == ' ') // strip trailing spaces
3323 log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
3325 if ((user) && (cmd))
3327 process_command(user,cmd);
3331 void DoSync(serverrec* serv, char* tcp_host)
3334 log(DEBUG,"Sending sync");
3335 // send start of sync marker: Y <timestamp>
3336 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
3337 // except the ones its receiving it from.
3338 snprintf(data,MAXBUF,"Y %lu",(unsigned long)TIME);
3339 serv->SendPacket(data,tcp_host);
3340 // send users and channels
3342 NetSendMyRoutingTable();
3344 // send all routing table and uline voodoo. The ordering of these commands is IMPORTANT!
3345 for (int j = 0; j < 32; j++)
3349 for (int k = 0; k < me[j]->connectors.size(); k++)
3351 if (is_uline(me[j]->connectors[k].GetServerName().c_str()))
3353 snprintf(data,MAXBUF,"H %s",me[j]->connectors[k].GetServerName().c_str());
3354 serv->SendPacket(data,tcp_host);
3360 // send our version for the remote side to cache
3361 snprintf(data,MAXBUF,"v %s %s",ServerName,GetVersionString().c_str());
3362 serv->SendPacket(data,tcp_host);
3364 // sync the users and channels, give the modules a look-in.
3365 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
3367 snprintf(data,MAXBUF,"N %lu %s %s %s %s +%s %s %s :%s",(unsigned long)u->second->age,u->second->nick,u->second->host,u->second->dhost,u->second->ident,u->second->modes,u->second->ip,u->second->server,u->second->fullname);
3368 serv->SendPacket(data,tcp_host);
3369 if (strchr(u->second->modes,'o'))
3371 snprintf(data,MAXBUF,"| %s %s",u->second->nick,u->second->oper);
3372 serv->SendPacket(data,tcp_host);
3374 for (int i = 0; i <= MODCOUNT; i++)
3376 string_list l = modules[i]->OnUserSync(u->second);
3377 for (int j = 0; j < l.size(); j++)
3379 strlcpy(data,l[j].c_str(),MAXBUF);
3380 serv->SendPacket(data,tcp_host);
3383 char* chl = chlist(u->second);
3386 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chl);
3387 serv->SendPacket(data,tcp_host);
3390 // send channel modes, topics etc...
3391 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
3393 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
3394 serv->SendPacket(data,tcp_host);
3395 for (int i = 0; i <= MODCOUNT; i++)
3397 string_list l = modules[i]->OnChannelSync(c->second);
3398 for (int j = 0; j < l.size(); j++)
3400 strlcpy(data,l[j].c_str(),MAXBUF);
3401 serv->SendPacket(data,tcp_host);
3404 if (c->second->topic[0])
3406 snprintf(data,MAXBUF,"T %lu %s %s :%s",(unsigned long)c->second->topicset,c->second->setby,c->second->name,c->second->topic);
3407 serv->SendPacket(data,tcp_host);
3409 // send current banlist
3411 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
3413 snprintf(data,MAXBUF,"M %s +b %s",c->second->name,b->data);
3414 serv->SendPacket(data,tcp_host);
3417 // sync global zlines, glines, etc
3418 sync_xlines(serv,tcp_host);
3420 snprintf(data,MAXBUF,"F %lu",(unsigned long)TIME);
3421 serv->SendPacket(data,tcp_host);
3422 log(DEBUG,"Sent sync");
3423 // ircd sends its serverlist after the end of sync here
3427 void NetSendMyRoutingTable()
3429 // send out a line saying what is reachable to us.
3430 // E.g. if A is linked to B C and D, send out:
3432 // if its only linked to B and D send out:
3434 // if it has no links, dont even send out the line at all.
3435 char buffer[MAXBUF];
3436 snprintf(buffer,MAXBUF,"$ %s",ServerName);
3437 bool sendit = false;
3438 for (int i = 0; i < 32; i++)
3442 for (int j = 0; j < me[i]->connectors.size(); j++)
3444 if ((me[i]->connectors[j].GetState() != STATE_DISCONNECTED) || (is_uline(me[i]->connectors[j].GetServerName().c_str())))
3446 strlcat(buffer," ",MAXBUF);
3447 strlcat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
3454 NetSendToAll(buffer);
3458 void DoSplit(const char* params)
3460 bool go_again = true;
3464 for (int i = 0; i < 32; i++)
3468 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3470 if (!strcasecmp(j->GetServerName().c_str(),params))
3473 j->CloseConnection();
3474 me[i]->connectors.erase(j);
3482 log(DEBUG,"Removed server. Will remove clients...");
3483 // iterate through the userlist and remove all users on this server.
3484 // because we're dealing with a mesh, we dont have to deal with anything
3485 // "down-route" from this server (nice huh)
3487 char reason[MAXBUF];
3488 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
3492 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
3494 if (!strcasecmp(u->second->server,params))
3496 kill_link(u->second,reason);
3504 // removes a server. Will NOT remove its users!
3506 void RemoveServer(const char* name)
3508 bool go_again = true;
3512 for (int i = 0; i < 32; i++)
3516 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3518 if (!strcasecmp(j->GetServerName().c_str(),name))
3521 j->CloseConnection();
3522 me[i]->connectors.erase(j);
3533 char MODERR[MAXBUF];
3540 void erase_factory(int j)
3543 for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
3548 factory.push_back(NULL);
3555 void erase_module(int j)
3558 for (std::vector<Module*>::iterator m = modules.begin(); m!= modules.end(); m++)
3564 modules.push_back(NULL);
3570 for (std::vector<std::string>::iterator v = module_names.begin(); v != module_names.end(); v++)
3574 module_names.erase(v);
3582 bool UnloadModule(const char* filename)
3584 for (int j = 0; j != module_names.size(); j++)
3586 if (module_names[j] == std::string(filename))
3588 if (modules[j]->GetVersion().Flags & VF_STATIC)
3590 log(DEFAULT,"Failed to unload STATIC module %s",filename);
3591 snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
3595 log(DEBUG,"Deleting module...");
3597 log(DEBUG,"Erasing module entry...");
3599 log(DEBUG,"Removing dependent commands...");
3600 removecommands(filename);
3601 log(DEFAULT,"Module %s unloaded",filename);
3606 log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
3607 snprintf(MODERR,MAXBUF,"Module not loaded");
3611 bool DirValid(char* dirandfile)
3614 strlcpy(work,dirandfile,MAXBUF);
3615 int p = strlen(work);
3616 // we just want the dir
3617 while (strlen(work))
3626 char buffer[MAXBUF], otherdir[MAXBUF];
3627 // Get the current working directory
3628 if( getcwd( buffer, MAXBUF ) == NULL )
3631 if( getcwd( otherdir, MAXBUF ) == NULL )
3634 if (strlen(otherdir) >= strlen(work))
3636 otherdir[strlen(work)] = '\0';
3637 if (!strcmp(otherdir,work))
3646 bool LoadModule(const char* filename)
3648 char modfile[MAXBUF];
3649 snprintf(modfile,MAXBUF,"%s/%s",ModPath,filename);
3650 if (!DirValid(modfile))
3652 log(DEFAULT,"Module %s is not within the modules directory.",modfile);
3653 snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
3656 log(DEBUG,"Loading module: %s",modfile);
3657 if (FileExists(modfile))
3659 for (int j = 0; j < module_names.size(); j++)
3661 if (module_names[j] == std::string(filename))
3663 log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
3664 snprintf(MODERR,MAXBUF,"Module already loaded");
3668 ircd_module* a = new ircd_module(modfile);
3669 factory[MODCOUNT+1] = a;
3670 if (factory[MODCOUNT+1]->LastError())
3672 log(DEFAULT,"Unable to load %s: %s",modfile,factory[MODCOUNT+1]->LastError());
3673 snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[MODCOUNT+1]->LastError());
3677 if (factory[MODCOUNT+1]->factory)
3679 Module* m = factory[MODCOUNT+1]->factory->CreateModule();
3680 modules[MODCOUNT+1] = m;
3681 /* save the module and the module's classfactory, if
3682 * this isnt done, random crashes can occur :/ */
3683 module_names.push_back(filename);
3687 log(DEFAULT,"Unable to load %s",modfile);
3688 snprintf(MODERR,MAXBUF,"Factory function failed!");
3694 log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
3695 snprintf(MODERR,MAXBUF,"Module file could not be found");
3704 struct sockaddr_in client,server;
3705 char addrs[MAXBUF][255];
3706 int incomingSockfd, result = TRUE;
3709 int selectResult = 0, selectResult2 = 0;
3710 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
3714 log_file = fopen("ircd.log","a+");
3717 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
3721 log(DEFAULT,"$Id$");
3724 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
3726 log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
3728 SetupCommandTable();
3729 log(DEBUG,"InspIRCd: startup: default command table set up");
3731 ReadConfig(true,NULL);
3734 printf("WARNING: %s\n\n",DieValue);
3735 log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
3738 log(DEBUG,"InspIRCd: startup: read config");
3740 int clientportcount = 0, serverportcount = 0;
3742 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
3744 ConfValue("bind","port",count,configToken,&config_f);
3745 ConfValue("bind","address",count,Addr,&config_f);
3746 ConfValue("bind","type",count,Type,&config_f);
3747 if (!strcmp(Type,"servers"))
3749 char Default[MAXBUF];
3750 strcpy(Default,"no");
3751 ConfValue("bind","default",count,Default,&config_f);
3752 if (strchr(Default,'y'))
3754 defaultRoute = serverportcount;
3755 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
3757 me[serverportcount] = new serverrec(ServerName,100L,false);
3758 if (!me[serverportcount]->CreateListener(Addr,atoi(configToken)))
3760 log(DEFAULT,"Warning: Failed to bind port %lu",(unsigned long)atoi(configToken));
3761 printf("Warning: Failed to bind port %lu\n",(unsigned long)atoi(configToken));
3770 ports[clientportcount] = atoi(configToken);
3771 strlcpy(addrs[clientportcount],Addr,256);
3774 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
3776 portCount = clientportcount;
3777 UDPportCount = serverportcount;
3779 log(DEBUG,"InspIRCd: startup: read %lu total client ports and %lu total server ports",(unsigned long)portCount,(unsigned long)UDPportCount);
3780 log(DEBUG,"InspIRCd: startup: InspIRCd is now starting!");
3784 /* BugFix By Craig! :p */
3786 for (count = 0; count < ConfValueEnum("module",&config_f); count++)
3788 ConfValue("module","name",count,configToken,&config_f);
3789 printf("Loading module... \033[1;32m%s\033[0m\n",configToken);
3790 if (!LoadModule(configToken))
3792 log(DEFAULT,"Exiting due to a module loader error.");
3793 printf("\nThere was an error loading a module: %s\n\nYou might want to do './inspircd start' instead of 'bin/inspircd'\n\n",ModuleError());
3797 log(DEFAULT,"Total loaded modules: %lu",(unsigned long)MODCOUNT+1);
3799 startup_time = time(NULL);
3802 ConfValue("pid","file",0,PID,&config_f);
3803 // write once here, to try it out and make sure its ok
3806 /* setup select call */
3807 FD_ZERO(&selectFds);
3808 log(DEBUG,"InspIRCd: startup: zero selects");
3809 log(VERBOSE,"InspIRCd: startup: portCount = %lu", (unsigned long)portCount);
3811 for (count = 0; count < portCount; count++)
3813 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
3815 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[boundPortCount]);
3818 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
3820 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)ports[count]);
3822 else /* well we at least bound to one socket so we'll continue */
3828 log(DEBUG,"InspIRCd: startup: total bound ports %lu",(unsigned long)boundPortCount);
3830 /* if we didn't bind to anything then abort */
3831 if (boundPortCount == 0)
3833 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
3834 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)portCount);
3839 printf("\nInspIRCd is now running!\n");
3843 log(VERBOSE,"Not forking as -nofork was specified");
3847 if (DaemonSeed() == ERROR)
3849 log(DEFAULT,"InspIRCd: startup: can't daemonise");
3850 printf("ERROR: could not go into daemon mode. Shutting down.\n");
3857 length = sizeof (client);
3858 char udp_msg[MAXBUF],tcp_host[MAXBUF];
3862 tvs.tv_usec = 10000L;
3865 tv.tv_usec = 10000L;
3869 tval.tv_usec = 10000L;
3871 int total_in_this_set = 0;
3873 bool expire_run = false;
3875 /* main loop, this never returns */
3878 #ifdef _POSIX_PRIORITY_SCHEDULING
3885 // we only read time() once per iteration rather than tons of times!
3888 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
3889 // them in a list, then reap the list every second or so.
3890 if (((TIME % 5) == 0) && (!expire_run))
3893 FOREACH_MOD OnBackgroundTimer(TIME);
3897 if ((TIME % 5) == 1)
3900 // fix by brain - this must be below any manipulation of the hashmap by modules
3901 user_hash::iterator count2 = clientlist.begin();
3903 FD_ZERO(&serverfds);
3905 for (int x = 0; x != UDPportCount; x++)
3908 FD_SET(me[x]->fd, &serverfds);
3911 // serverFds timevals went here
3913 tvs.tv_usec = 30000L;
3915 int servresult = select(32767, &serverfds, NULL, NULL, &tvs);
3918 for (int x = 0; x != UDPportCount; x++)
3920 if ((me[x]) && (FD_ISSET (me[x]->fd, &serverfds)))
3922 char remotehost[MAXBUF],resolved[MAXBUF];
3923 length = sizeof (client);
3924 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
3925 if (incomingSockfd != -1)
3927 strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
3928 if(CleanAndResolve(resolved, remotehost) != TRUE)
3930 strlcpy(resolved,remotehost,MAXBUF);
3932 // add to this connections ircd_connector vector
3933 // *FIX* - we need the LOCAL port not the remote port in &client!
3934 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
3940 for (int x = 0; x < UDPportCount; x++)
3942 std::deque<std::string> msgs;
3944 if ((me[x]) && (me[x]->RecvPacket(msgs, tcp_host)))
3946 for (int ctr = 0; ctr < msgs.size(); ctr++)
3948 strlcpy(udp_msg,msgs[ctr].c_str(),MAXBUF);
3949 log(DEBUG,"Processing: %s",udp_msg);
3952 log(DEBUG,"Invalid string from %s [route%lu]",tcp_host,(unsigned long)x);
3955 // during a netburst, send all data to all other linked servers
3956 if ((((nb_start>0) && (udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))) || (is_uline(tcp_host)))
3958 if (is_uline(tcp_host))
3960 if ((udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))
3962 NetSendToAllExcept(tcp_host,udp_msg);
3966 NetSendToAllExcept(tcp_host,udp_msg);
3968 std::string msg = udp_msg;
3969 FOREACH_MOD OnPacketReceive(msg,tcp_host);
3970 strlcpy(udp_msg,msg.c_str(),MAXBUF);
3971 handle_link_packet(udp_msg, tcp_host, me[x]);
3978 while (count2 != clientlist.end())
3981 total_in_this_set = 0;
3983 user_hash::iterator xcount = count2;
3984 user_hash::iterator endingiter = count2;
3986 if (count2 == clientlist.end()) break;
3989 if (count2->second->fd != 0)
3991 // assemble up to 64 sockets into an fd_set
3992 // to implement a pooling mechanism.
3994 // This should be up to 64x faster than the
3995 // old implementation.
3996 while (total_in_this_set < 64)
3998 if (count2 != clientlist.end())
4000 // we don't check the state of remote users.
4001 if ((count2->second->fd != -1) && (count2->second->fd != FD_MAGIC_NUMBER))
4003 FD_SET (count2->second->fd, &sfd);
4005 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
4006 // their connection class.
4007 if ((TIME > count2->second->timeout) && (count2->second->registered != 7))
4009 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
4010 kill_link(count2->second,"Registration timeout");
4013 if ((TIME > count2->second->signon) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second)))
4015 log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
4016 count2->second->dns_done = true;
4017 FullConnectUser(count2->second);
4020 if ((count2->second->dns_done) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second))) // both NICK and USER... and DNS
4022 log(DEBUG,"dns done, registered=3, and modules ready, OK");
4023 FullConnectUser(count2->second);
4026 if ((TIME > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
4028 if ((!count2->second->lastping) && (count2->second->registered == 7))
4030 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
4031 kill_link(count2->second,"Ping timeout");
4034 Write(count2->second->fd,"PING :%s",ServerName);
4035 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
4036 count2->second->lastping = 0;
4037 count2->second->nping = TIME+count2->second->pingmax; // was hard coded to 120
4041 total_in_this_set++;
4046 endingiter = count2;
4047 count2 = xcount; // roll back to where we were
4051 // tvals defined here
4053 tval.tv_usec = 1000L;
4054 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
4056 // now loop through all of the items in this pool if any are waiting
4057 //if (selectResult2 > 0)
4058 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
4061 #ifdef _POSIX_PRIORITY_SCHEDULING
4066 if ((count2a->second->fd != FD_MAGIC_NUMBER) && (count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
4068 result = read(count2a->second->fd, data, 65535);
4071 // perform a check on the raw buffer as an array (not a string!) to remove
4072 // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
4073 // hopefully this should stop even more people whining about "Unknown command: *"
4074 for (int checker = 0; checker < result; checker++)
4076 if ((data[checker] == 0) || (data[checker] == 7))
4077 data[checker] = ' ';
4080 data[result] = '\0';
4081 userrec* current = count2a->second;
4082 int currfd = current->fd;
4084 current->AddBuffer(data);
4085 if (current->recvq.length() > NetBufferSize)
4087 if (current->registered == 7)
4089 kill_link(current,"RecvQ exceeded");
4093 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4098 // while there are complete lines to process...
4099 while (current->BufferIsReady())
4102 if ((floodlines > current->flood) && (current->flood != 0))
4104 if (current->registered == 7)
4106 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4107 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4108 kill_link(current,"Excess flood");
4112 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4117 char sanitized[MAXBUF];
4118 // use GetBuffer to copy single lines into the sanitized string
4119 strlcpy(sanitized,current->GetBuffer().c_str(),MAXBUF);
4122 // we're gonna re-scan to check if the nick is gone, after every
4123 // command - if it has, we're gonna bail
4124 bool find_again = false;
4125 process_buffer(sanitized,current);
4126 // look for the user's record in case it's changed
4127 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
4129 if (c2->second->fd == currfd)
4131 // found again, update pointer
4132 current == c2->second;
4145 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
4147 log(DEBUG,"killing: %s",count2a->second->nick);
4148 kill_link(count2a->second,strerror(errno));
4152 // result EAGAIN means nothing read
4153 if (result == EAGAIN)
4161 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
4162 kill_link(count2a->second,"Client exited");
4163 // must bail here? kill_link removes the hash, corrupting the iterator
4164 log(DEBUG,"Bailing from client exit");
4168 else if (result > 0)
4173 for (int q = 0; q < total_in_this_set; q++)
4179 #ifdef _POSIX_PRIORITY_SCHEDULING
4183 // set up select call
4184 for (count = 0; count < boundPortCount; count++)
4186 FD_SET (openSockfd[count], &selectFds);
4189 tv.tv_usec = 30000L;
4190 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
4192 /* select is reporting a waiting socket. Poll them all to find out which */
4193 if (selectResult > 0)
4195 char target[MAXBUF], resolved[MAXBUF];
4196 for (count = 0; count < boundPortCount; count++)
4198 if (FD_ISSET (openSockfd[count], &selectFds))
4200 length = sizeof (client);
4201 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
4203 strlcpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
4204 strlcpy (resolved, target, MAXBUF);
4206 if (incomingSockfd < 0)
4208 WriteOpers("*** WARNING: Accept failed on port %lu (%s)",(unsigned long)ports[count],target);
4209 log(DEBUG,"InspIRCd: accept failed: %lu",(unsigned long)ports[count]);
4213 AddClient(incomingSockfd, resolved, ports[count], false, inet_ntoa (client.sin_addr));
4214 log(DEBUG,"InspIRCd: adding client on port %lu fd=%lu",(unsigned long)ports[count],(unsigned long)incomingSockfd);
4222 #ifdef _POSIX_PRIORITY_SCHEDULING
4227 close (incomingSockfd);