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>
44 #include "connection.h"
54 #define nspace __gnu_cxx
59 int LogLevel = DEFAULT;
60 char ServerName[MAXBUF];
62 char ServerDesc[MAXBUF];
63 char AdminName[MAXBUF];
64 char AdminEmail[MAXBUF];
65 char AdminNick[MAXBUF];
67 char restartpass[MAXBUF];
71 char PrefixQuit[MAXBUF];
72 char DieValue[MAXBUF];
74 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
75 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
77 time_t startup_time = time(NULL);
78 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
80 extern vector<Module*> modules;
81 std::vector<std::string> module_names;
82 extern vector<ircd_module*> factory;
83 std::vector<int> fd_reap;
93 template<> struct nspace::hash<in_addr>
95 size_t operator()(const struct in_addr &a) const
98 memcpy(&q,&a,sizeof(size_t));
103 template<> struct nspace::hash<string>
105 size_t operator()(const string &s) const
108 static struct hash<const char *> strhash;
120 bool operator()(const string& s1, const string& s2) const
122 char a[MAXBUF],b[MAXBUF];
123 strcpy(a,s1.c_str());
124 strcpy(b,s2.c_str());
125 return (strcasecmp(a,b) == 0);
130 struct InAddr_HashComp
133 bool operator()(const in_addr &s1, const in_addr &s2) const
138 memcpy(&q,&s1,sizeof(size_t));
139 memcpy(&p,&s2,sizeof(size_t));
147 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
148 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
149 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
150 typedef std::deque<command_t> command_table;
153 serverrec* servers[255];
157 user_hash clientlist;
160 command_table cmdlist;
167 struct linger linger = { 0 };
168 char bannerBuffer[MAXBUF];
169 int boundPortCount = 0;
170 int portCount = 0, UDPportCount = 0, ports[MAXSOCKS];
171 int defaultRoute = 0;
175 long MyKey = C.GenKey();
179 int has_channel(userrec *u, chanrec *c);
180 int usercount(chanrec *c);
181 int usercount_i(chanrec *c);
182 void update_stats_l(int fd,int data_out);
183 char* Passwd(userrec *user);
184 bool IsDenied(userrec *user);
185 void AddWhoWas(userrec* u);
187 std::stringstream config_f(stringstream::in | stringstream::out);
189 void safedelete(userrec *p)
193 log(DEBUG,"deleting %s %s %s %s",p->nick,p->ident,p->dhost,p->fullname);
194 log(DEBUG,"safedelete(userrec*): pointer is safe to delete");
200 log(DEBUG,"safedelete(userrec*): unsafe pointer operation squished");
204 void safedelete(chanrec *p)
210 log(DEBUG,"safedelete(chanrec*): pointer is safe to delete");
214 log(DEBUG,"safedelete(chanrec*): unsafe pointer operation squished");
219 void tidystring(char* str)
221 // strips out double spaces before a : parameter
224 bool go_again = true;
231 while ((str[0] == ' ') && (strlen(str)>0))
238 bool noparse = false;
241 while (a < strlen(str))
243 if ((a<strlen(str)-1) && (noparse==false))
245 if ((str[a] == ' ') && (str[a+1] == ' '))
247 log(DEBUG,"Tidied extra space out of string: %s",str);
255 if ((str[a] == ' ') && (str[a+1] == ':'))
261 temp[t++] = str[a++];
264 strncpy(str,temp,MAXBUF);
268 /* chop a string down to 512 characters and preserve linefeed (irc max
275 log(DEBUG,"ERROR! Null string passed to chop()!");
279 FOREACH_MOD OnServerRaw(temp,false);
280 const char* str2 = temp.c_str();
281 sprintf(str,"%s",str2);
284 if (strlen(str) >= 512)
293 std::string getservername()
298 std::string getserverdesc()
303 std::string getnetworkname()
308 std::string getadminname()
313 std::string getadminemail()
318 std::string getadminnick()
323 void log(int level,char *text, ...)
325 char textbuffer[MAXBUF];
328 struct tm * timeinfo;
329 if (level < LogLevel)
333 timeinfo = localtime (&rawtime);
338 va_start (argsPtr, text);
339 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
341 strcpy(b,asctime(timeinfo));
342 b[strlen(b)-1] = ':';
343 fprintf(log_file,"%s %s\n",b,textbuffer);
346 // nofork enabled? display it on terminal too
347 printf("%s %s\n",b,textbuffer);
352 void readfile(file_cache &F, const char* fname)
355 char linebuf[MAXBUF];
357 log(DEBUG,"readfile: loading %s",fname);
359 file = fopen(fname,"r");
364 fgets(linebuf,sizeof(linebuf),file);
365 linebuf[strlen(linebuf)-1]='\0';
366 if (!strcmp(linebuf,""))
372 F.push_back(linebuf);
379 log(DEBUG,"readfile: failed to load file: %s",fname);
381 log(DEBUG,"readfile: loaded %s, %d lines",fname,F.size());
384 void ReadConfig(void)
386 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF];
389 LoadConf(CONFIG_FILE,&config_f);
391 ConfValue("server","name",0,ServerName,&config_f);
392 ConfValue("server","description",0,ServerDesc,&config_f);
393 ConfValue("server","network",0,Network,&config_f);
394 ConfValue("admin","name",0,AdminName,&config_f);
395 ConfValue("admin","email",0,AdminEmail,&config_f);
396 ConfValue("admin","nick",0,AdminNick,&config_f);
397 ConfValue("files","motd",0,motd,&config_f);
398 ConfValue("files","rules",0,rules,&config_f);
399 ConfValue("power","diepass",0,diepass,&config_f);
400 ConfValue("power","pause",0,pauseval,&config_f);
401 ConfValue("power","restartpass",0,restartpass,&config_f);
402 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
403 ConfValue("die","value",0,DieValue,&config_f);
404 ConfValue("options","loglevel",0,dbg,&config_f);
405 ConfValue("options","netbuffersize",0,NB,&config_f);
406 NetBufferSize = atoi(NB);
407 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
409 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
410 NetBufferSize = 10240;
412 if (!strcmp(dbg,"debug"))
414 if (!strcmp(dbg,"verbose"))
416 if (!strcmp(dbg,"default"))
418 if (!strcmp(dbg,"sparse"))
420 if (!strcmp(dbg,"none"))
423 log(DEBUG,"Reading message of the day");
424 readfile(RULES,rules);
425 log(DEBUG,"Reading connect classes");
427 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
430 ConfValue("connect","allow",i,Value,&config_f);
431 ConfValue("connect","timeout",i,timeout,&config_f);
432 ConfValue("connect","flood",i,flood,&config_f);
433 if (strcmp(Value,""))
435 strcpy(c.host,Value);
438 ConfValue("connect","password",i,Value,&config_f);
439 strcpy(c.pass,Value);
440 c.registration_timeout = 90; // default is 2 minutes
441 c.flood = atoi(flood);
444 c.registration_timeout = atoi(timeout);
446 Classes.push_back(c);
447 log(DEBUG,"Read connect class type ALLOW, host=%s password=%s timeout=%d flood=%d",c.host,c.pass,c.registration_timeout,c.flood);
451 ConfValue("connect","deny",i,Value,&config_f);
452 strcpy(c.host,Value);
454 Classes.push_back(c);
455 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
464 log(DEBUG,"Blocking: %d",s);
465 flags = fcntl(s, F_GETFL, 0);
466 fcntl(s, F_SETFL, flags ^ O_NONBLOCK);
469 void NonBlocking(int s)
472 log(DEBUG,"NonBlocking: %d",s);
473 flags = fcntl(s, F_GETFL, 0);
474 //fcntl(s, F_SETFL, O_NONBLOCK);
475 fcntl(s, F_SETFL, flags | O_NONBLOCK);
479 int CleanAndResolve (char *resolvedHost, const char *unresolvedHost)
481 struct hostent *hostPtr = NULL;
484 memset (resolvedHost, '\0',MAXBUF);
485 if(unresolvedHost == NULL)
487 if ((inet_aton(unresolvedHost,&addr)) == 0)
489 hostPtr = gethostbyaddr ((char *)&addr.s_addr,sizeof(addr.s_addr),AF_INET);
491 snprintf(resolvedHost,MAXBUF,"%s",hostPtr->h_name);
493 snprintf(resolvedHost,MAXBUF,"%s",unresolvedHost);
497 /* write formatted text to a socket, in same format as printf */
499 void Write(int sock,char *text, ...)
503 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
506 char textbuffer[MAXBUF];
510 va_start (argsPtr, text);
511 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
513 sprintf(tb,"%s\r\n",textbuffer);
517 write(sock,tb,strlen(tb));
518 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
522 /* write a server formatted numeric response to a single socket */
524 void WriteServ(int sock, char* text, ...)
528 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
531 char textbuffer[MAXBUF],tb[MAXBUF];
533 va_start (argsPtr, text);
535 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
537 sprintf(tb,":%s %s\r\n",ServerName,textbuffer);
541 write(sock,tb,strlen(tb));
542 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
546 /* write text from an originating user to originating user */
548 void WriteFrom(int sock, userrec *user,char* text, ...)
550 if ((!text) || (!user))
552 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
555 char textbuffer[MAXBUF],tb[MAXBUF];
557 va_start (argsPtr, text);
559 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
561 sprintf(tb,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
565 write(sock,tb,strlen(tb));
566 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
570 /* write text to an destination user from a source user (e.g. user privmsg) */
572 void WriteTo(userrec *source, userrec *dest,char *data, ...)
574 if ((!dest) || (!data))
576 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
579 char textbuffer[MAXBUF],tb[MAXBUF];
581 va_start (argsPtr, data);
582 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
586 // if no source given send it from the server.
589 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
593 WriteFrom(dest->fd,source,"%s",textbuffer);
597 /* write formatted text from a source user to all users on a channel
598 * including the sender (NOT for privmsg, notice etc!) */
600 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
602 if ((!Ptr) || (!user) || (!text))
604 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
607 char textbuffer[MAXBUF];
609 va_start (argsPtr, text);
610 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
612 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
614 if (has_channel(i->second,Ptr))
616 WriteTo(user,i->second,"%s",textbuffer);
621 /* write formatted text from a source user to all users on a channel
622 * including the sender (NOT for privmsg, notice etc!) doesnt send to
623 * users on remote servers */
625 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
627 if ((!Ptr) || (!text))
629 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
632 char textbuffer[MAXBUF];
634 va_start (argsPtr, text);
635 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
637 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
639 if (has_channel(i->second,Ptr))
641 if (i->second->fd != -1)
645 WriteServ(i->second->fd,"%s",textbuffer);
649 WriteTo(user,i->second,"%s",textbuffer);
657 void WriteChannelWithServ(char* ServerName, chanrec* Ptr, userrec* user, char* text, ...)
659 if ((!Ptr) || (!user) || (!text))
661 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
664 char textbuffer[MAXBUF];
666 va_start (argsPtr, text);
667 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
669 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
673 if (has_channel(i->second,Ptr))
675 WriteServ(i->second->fd,"%s",textbuffer);
682 /* write formatted text from a source user to all users on a channel except
683 * for the sender (for privmsg etc) */
685 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
687 if ((!Ptr) || (!user) || (!text))
689 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
692 char textbuffer[MAXBUF];
694 va_start (argsPtr, text);
695 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
698 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
702 if (has_channel(i->second,Ptr) && (user != i->second))
704 WriteTo(user,i->second,"%s",textbuffer);
710 int c_count(userrec* u)
713 for (int i =0; i != MAXCHANS; i++)
714 if (u->chans[i].channel != NULL)
720 /* return 0 or 1 depending if users u and u2 share one or more common channels
721 * (used by QUIT, NICK etc which arent channel specific notices) */
723 int common_channels(userrec *u, userrec *u2)
730 log(DEFAULT,"*** BUG *** common_channels was given an invalid parameter");
733 for (i = 0; i != MAXCHANS; i++)
735 for (z = 0; z != MAXCHANS; z++)
737 if ((u->chans[i].channel != NULL) && (u2->chans[z].channel != NULL))
739 if ((u->chans[i].channel == u2->chans[z].channel) && (u->chans[i].channel) && (u2->chans[z].channel) && (u->registered == 7) && (u2->registered == 7))
741 if ((c_count(u)) && (c_count(u2)))
752 /* write a formatted string to all users who share at least one common
753 * channel, including the source user e.g. for use in NICK */
755 void WriteCommon(userrec *u, char* text, ...)
759 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
763 if (u->registered != 7) {
764 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
768 char textbuffer[MAXBUF];
770 va_start (argsPtr, text);
771 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
774 WriteFrom(u->fd,u,"%s",textbuffer);
776 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
780 if (common_channels(u,i->second) && (i->second != u))
782 WriteFrom(i->second->fd,u,"%s",textbuffer);
788 /* write a formatted string to all users who share at least one common
789 * channel, NOT including the source user e.g. for use in QUIT */
791 void WriteCommonExcept(userrec *u, char* text, ...)
795 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
799 if (u->registered != 7) {
800 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
804 char textbuffer[MAXBUF];
806 va_start (argsPtr, text);
807 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
810 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
814 if ((common_channels(u,i->second)) && (u != i->second))
816 WriteFrom(i->second->fd,u,"%s",textbuffer);
822 void WriteOpers(char* text, ...)
826 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
830 char textbuffer[MAXBUF];
832 va_start (argsPtr, text);
833 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
836 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
840 if (strchr(i->second->modes,'o'))
842 if (strchr(i->second->modes,'s'))
844 // send server notices to all with +s
845 // (TODO: needs SNOMASKs)
846 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
853 bool hasumode(userrec* user, char mode)
857 return (strchr(user->modes,mode)>0);
862 void WriteMode(const char* modes, int flags, const char* text, ...)
864 if ((!text) || (!modes) || (!flags))
866 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
870 char textbuffer[MAXBUF];
872 va_start (argsPtr, text);
873 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
876 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
880 bool send_to_user = false;
885 for (int n = 0; n < strlen(modes); n++)
887 if (!hasumode(i->second,modes[n]))
889 send_to_user = false;
894 else if (flags == WM_OR)
896 send_to_user = false;
897 for (int n = 0; n < strlen(modes); n++)
899 if (hasumode(i->second,modes[n]))
909 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
915 void WriteWallOps(userrec *source, char* text, ...)
917 if ((!text) || (!source))
919 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 (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
934 if (strchr(i->second->modes,'w'))
936 WriteTo(source,i->second,"WALLOPS %s",textbuffer);
942 /* convert a string to lowercase. Note following special circumstances
943 * taken from RFC 1459. Many "official" server branches still hold to this
944 * rule so i will too;
946 * Because of IRC's scandanavian origin, the characters {}| are
947 * considered to be the lower case equivalents of the characters []\,
948 * respectively. This is a critical issue when determining the
949 * equivalence of two nicknames.
952 void strlower(char *n)
958 for (int i = 0; i != strlen(n); i++)
960 n[i] = tolower(n[i]);
970 /* verify that a user's ident and nickname is valid */
972 int isident(const char* n)
985 for (i = 0; i != strlen(n); i++)
987 if ((n[i] < 33) || (n[i] > 125))
991 /* can't occur ANYWHERE in an Ident! */
992 if (strchr("<>,./?:;@'~#=+()*&%$£ \"!",n[i]))
1001 int isnick(const char* n)
1013 if (strlen(n) > NICKMAX-1)
1017 for (i = 0; i != strlen(n); i++)
1019 if ((n[i] < 33) || (n[i] > 125))
1023 /* can't occur ANYWHERE in a nickname! */
1024 if (strchr("<>,./?:;@'~#=+()*&%$£ \"!",n[i]))
1028 /* can't occur as the first char of a nickname... */
1029 if ((strchr("0123456789",n[i])) && (!i))
1037 /* Find a user record by nickname and return a pointer to it */
1039 userrec* Find(string nick)
1041 user_hash::iterator iter = clientlist.find(nick);
1043 if (iter == clientlist.end())
1044 /* Couldn't find it */
1047 return iter->second;
1050 void update_stats_l(int fd,int data_out) /* add one line-out to stats L for this fd */
1052 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1056 if (i->second->fd == fd)
1058 i->second->bytes_out+=data_out;
1059 i->second->cmds_out++;
1066 /* find a channel record by channel name and return a pointer to it */
1068 chanrec* FindChan(const char* chan)
1072 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1076 chan_hash::iterator iter = chanlist.find(chan);
1078 if (iter == chanlist.end())
1079 /* Couldn't find it */
1082 return iter->second;
1086 void purge_empty_chans(void)
1088 int go_again = 1, purge = 0;
1093 for (chan_hash::iterator i = chanlist.begin(); i != chanlist.end(); i++)
1096 if (!usercount(i->second))
1098 /* kill the record */
1099 if (i != chanlist.end())
1101 log(DEBUG,"del_channel: destroyed: %s",i->second->name);
1111 log(DEBUG,"skipped purge for %s",i->second->name);
1116 log(DEBUG,"completed channel purge, killed %d",purge);
1119 /* returns the status character for a given user on a channel, e.g. @ for op,
1120 * % for halfop etc. If the user has several modes set, the highest mode
1121 * the user has must be returned. */
1123 char* cmode(userrec *user, chanrec *chan)
1125 if ((!user) || (!chan))
1127 log(DEFAULT,"*** BUG *** cmode was given an invalid parameter");
1132 for (i = 0; i != MAXCHANS; i++)
1134 if ((user->chans[i].channel == chan) && (chan != NULL))
1136 if ((user->chans[i].uc_modes & UCMODE_OP) > 0)
1140 if ((user->chans[i].uc_modes & UCMODE_HOP) > 0)
1144 if ((user->chans[i].uc_modes & UCMODE_VOICE) > 0)
1153 char scratch[MAXBUF];
1154 char sparam[MAXBUF];
1156 char* chanmodes(chanrec *chan)
1160 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1167 if (chan->noexternal)
1169 strncat(scratch,"n",MAXMODES);
1171 if (chan->topiclock)
1173 strncat(scratch,"t",MAXMODES);
1175 if (strcmp(chan->key,""))
1177 strncat(scratch,"k",MAXMODES);
1181 strncat(scratch,"l",MAXMODES);
1183 if (chan->inviteonly)
1185 strncat(scratch,"i",MAXMODES);
1187 if (chan->moderated)
1189 strncat(scratch,"m",MAXMODES);
1193 strncat(scratch,"s",MAXMODES);
1195 if (chan->c_private)
1197 strncat(scratch,"p",MAXMODES);
1199 if (strcmp(chan->key,""))
1201 strncat(sparam,chan->key,MAXBUF);
1206 sprintf(foo," %d",chan->limit);
1207 strncat(sparam,foo,MAXBUF);
1209 if (strlen(chan->custom_modes))
1211 strncat(scratch,chan->custom_modes,MAXMODES);
1212 for (int z = 0; z < strlen(chan->custom_modes); z++)
1214 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1217 strncat(sparam," ",MAXBUF);
1218 strncat(sparam,extparam.c_str(),MAXBUF);
1222 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1223 strncat(scratch,sparam,MAXMODES);
1227 /* returns the status value for a given user on a channel, e.g. STATUS_OP for
1228 * op, STATUS_VOICE for voice etc. If the user has several modes set, the
1229 * highest mode the user has must be returned. */
1231 int cstatus(userrec *user, chanrec *chan)
1233 if ((!chan) || (!user))
1235 log(DEFAULT,"*** BUG *** cstatus was given an invalid parameter");
1240 for (i = 0; i != MAXCHANS; i++)
1242 if ((user->chans[i].channel == chan) && (chan != NULL))
1244 if ((user->chans[i].uc_modes & UCMODE_OP) > 0)
1248 if ((user->chans[i].uc_modes & UCMODE_HOP) > 0)
1252 if ((user->chans[i].uc_modes & UCMODE_VOICE) > 0)
1254 return STATUS_VOICE;
1256 return STATUS_NORMAL;
1262 /* compile a userlist of a channel into a string, each nick seperated by
1263 * spaces and op, voice etc status shown as @ and + */
1265 void userlist(userrec *user,chanrec *c)
1267 if ((!c) || (!user))
1269 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1273 sprintf(list,"353 %s = %s :", user->nick, c->name);
1274 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1276 if (has_channel(i->second,c))
1278 if (isnick(i->second->nick))
1280 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1282 /* user is +i, and source not on the channel, does not show
1283 * nick in NAMES list */
1286 strcat(list,cmode(i->second,c));
1287 strcat(list,i->second->nick);
1289 if (strlen(list)>(480-NICKMAX))
1291 /* list overflowed into
1292 * multiple numerics */
1293 WriteServ(user->fd,list);
1294 sprintf(list,"353 %s = %s :", user->nick, c->name);
1299 /* if whats left in the list isnt empty, send it */
1300 if (list[strlen(list)-1] != ':')
1302 WriteServ(user->fd,list);
1306 /* return a count of the users on a specific channel accounting for
1307 * invisible users who won't increase the count. e.g. for /LIST */
1309 int usercount_i(chanrec *c)
1316 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1321 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1325 if (has_channel(i->second,c))
1327 if (isnick(i->second->nick))
1329 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1331 /* user is +i, and source not on the channel, does not show
1332 * nick in NAMES list */
1340 log(DEBUG,"usercount_i: %s %d",c->name,count);
1345 int usercount(chanrec *c)
1352 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1357 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1361 if (has_channel(i->second,c))
1363 if ((isnick(i->second->nick)) && (i->second->registered == 7))
1370 log(DEBUG,"usercount: %s %d",c->name,count);
1375 /* add a channel to a user, creating the record for it if needed and linking
1376 * it to the user record */
1378 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1380 if ((!user) || (!cn))
1382 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1391 strncpy(cname,cn,MAXBUF);
1393 // we MUST declare this wherever we use FOREACH_RESULT
1396 if ((!cname) || (!user))
1400 if (strlen(cname) > CHANMAX-1)
1402 cname[CHANMAX-1] = '\0';
1405 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1407 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1409 return NULL; // already on the channel!
1413 if (!FindChan(cname))
1415 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1420 /* create a new one */
1421 log(DEBUG,"add_channel: creating: %s",cname);
1423 chanlist[cname] = new chanrec();
1425 strcpy(chanlist[cname]->name, cname);
1426 chanlist[cname]->topiclock = 1;
1427 chanlist[cname]->noexternal = 1;
1428 chanlist[cname]->created = time(NULL);
1429 strcpy(chanlist[cname]->topic, "");
1430 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1431 chanlist[cname]->topicset = 0;
1432 Ptr = chanlist[cname];
1433 log(DEBUG,"add_channel: created: %s",cname);
1434 /* set created to 2 to indicate user
1435 * is the first in the channel
1436 * and should be given ops */
1442 /* channel exists, just fish out a pointer to its struct */
1443 Ptr = FindChan(cname);
1446 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1451 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1453 // the override flag allows us to bypass channel modes
1454 // and bans (used by servers)
1458 if (strcmp(Ptr->key,""))
1460 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1463 log(DEBUG,"add_channel: no key given in JOIN");
1464 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1469 log(DEBUG,"key at %p is %s",key,key);
1470 if (strcasecmp(key,Ptr->key))
1472 log(DEBUG,"add_channel: bad key given in JOIN");
1473 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1478 log(DEBUG,"add_channel: no key");
1480 if (Ptr->inviteonly)
1482 log(DEBUG,"add_channel: channel is +i");
1483 if (user->IsInvited(Ptr->name))
1485 /* user was invited to channel */
1486 /* there may be an optional channel NOTICE here */
1490 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1494 log(DEBUG,"add_channel: channel is not +i");
1498 if (usercount(Ptr) == Ptr->limit)
1500 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1505 log(DEBUG,"add_channel: about to walk banlist");
1507 /* check user against the channel banlist */
1508 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1510 if (match(user->GetFullHost(),i->data))
1512 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1519 log(DEBUG,"add_channel: bans checked");
1521 user->RemoveInvite(Ptr->name);
1523 log(DEBUG,"add_channel: invites removed");
1529 log(DEBUG,"Passed channel checks");
1531 for (i =0; i != MAXCHANS; i++)
1533 if (user->chans[i].channel == NULL)
1535 log(DEBUG,"Adding into their channel list");
1539 /* first user in is given ops */
1540 user->chans[i].uc_modes = UCMODE_OP;
1544 user->chans[i].uc_modes = 0;
1546 user->chans[i].channel = Ptr;
1547 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1549 log(DEBUG,"Sent JOIN to client");
1553 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1554 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
1557 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1558 WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1559 WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
1560 FOREACH_MOD OnUserJoin(user,Ptr);
1564 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1565 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1569 /* remove a channel from a users record, and remove the record from memory
1570 * if the channel has become empty */
1572 chanrec* del_channel(userrec *user, const char* cname, const char* reason)
1574 if ((!user) || (!cname))
1576 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1584 if ((!cname) || (!user))
1589 Ptr = FindChan(cname);
1596 FOREACH_MOD OnUserPart(user,Ptr);
1597 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1599 for (i =0; i != MAXCHANS; i++)
1601 /* zap it from the channel list of the user */
1602 if (user->chans[i].channel == Ptr)
1606 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1610 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1612 user->chans[i].uc_modes = 0;
1613 user->chans[i].channel = NULL;
1614 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1619 /* if there are no users left on the channel */
1620 if (!usercount(Ptr))
1622 chan_hash::iterator iter = chanlist.find(Ptr->name);
1624 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1626 /* kill the record */
1627 if (iter != chanlist.end())
1629 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1630 delete iter->second;
1631 chanlist.erase(iter);
1637 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1639 if ((!src) || (!user) || (!Ptr) || (!reason))
1641 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1648 if ((!Ptr) || (!user) || (!src))
1653 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1655 if (!has_channel(user,Ptr))
1657 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1660 if ((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr)))
1662 if (cstatus(src,Ptr) == STATUS_HOP)
1664 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1668 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1674 for (i =0; i != MAXCHANS; i++)
1676 /* zap it from the channel list of the user */
1677 if (user->chans[i].channel == Ptr)
1679 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1680 user->chans[i].uc_modes = 0;
1681 user->chans[i].channel = NULL;
1682 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1687 /* if there are no users left on the channel */
1688 if (!usercount(Ptr))
1690 chan_hash::iterator iter = chanlist.find(Ptr->name);
1692 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1694 /* kill the record */
1695 if (iter != chanlist.end())
1697 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1698 delete iter->second;
1699 chanlist.erase(iter);
1705 /* returns 1 if user u has channel c in their record, 0 if not */
1707 int has_channel(userrec *u, chanrec *c)
1713 log(DEFAULT,"*** BUG *** has_channel was given an invalid parameter");
1716 for (i =0; i != MAXCHANS; i++)
1718 if (u->chans[i].channel == c)
1726 int give_ops(userrec *user,char *dest,chanrec *chan,int status)
1731 if ((!user) || (!dest) || (!chan))
1733 log(DEFAULT,"*** BUG *** give_ops was given an invalid parameter");
1736 if (status != STATUS_OP)
1738 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
1745 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1751 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1756 for (i = 0; i != MAXCHANS; i++)
1758 if ((d->chans[i].channel == chan) && (chan != NULL))
1760 if (d->chans[i].uc_modes & UCMODE_OP)
1762 /* mode already set on user, dont allow multiple */
1765 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_OP;
1766 log(DEBUG,"gave ops: %s %s",d->chans[i].channel->name,d->nick);
1774 int give_hops(userrec *user,char *dest,chanrec *chan,int status)
1779 if ((!user) || (!dest) || (!chan))
1781 log(DEFAULT,"*** BUG *** give_hops was given an invalid parameter");
1784 if (status != STATUS_OP)
1786 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
1794 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1799 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1804 for (i = 0; i != MAXCHANS; i++)
1806 if ((d->chans[i].channel == chan) && (chan != NULL))
1808 if (d->chans[i].uc_modes & UCMODE_HOP)
1810 /* mode already set on user, dont allow multiple */
1813 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_HOP;
1814 log(DEBUG,"gave h-ops: %s %s",d->chans[i].channel->name,d->nick);
1822 int give_voice(userrec *user,char *dest,chanrec *chan,int status)
1827 if ((!user) || (!dest) || (!chan))
1829 log(DEFAULT,"*** BUG *** give_voice was given an invalid parameter");
1832 if (status < STATUS_HOP)
1834 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
1842 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1847 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1852 for (i = 0; i != MAXCHANS; i++)
1854 if ((d->chans[i].channel == chan) && (chan != NULL))
1856 if (d->chans[i].uc_modes & UCMODE_VOICE)
1858 /* mode already set on user, dont allow multiple */
1861 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_VOICE;
1862 log(DEBUG,"gave voice: %s %s",d->chans[i].channel->name,d->nick);
1870 int take_ops(userrec *user,char *dest,chanrec *chan,int status)
1875 if ((!user) || (!dest) || (!chan))
1877 log(DEFAULT,"*** BUG *** take_ops was given an invalid parameter");
1880 if (status != STATUS_OP)
1882 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
1890 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1895 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1900 for (i = 0; i != MAXCHANS; i++)
1902 if ((d->chans[i].channel == chan) && (chan != NULL))
1904 if ((d->chans[i].uc_modes & UCMODE_OP) == 0)
1906 /* mode already set on user, dont allow multiple */
1909 d->chans[i].uc_modes ^= UCMODE_OP;
1910 log(DEBUG,"took ops: %s %s",d->chans[i].channel->name,d->nick);
1918 int take_hops(userrec *user,char *dest,chanrec *chan,int status)
1923 if ((!user) || (!dest) || (!chan))
1925 log(DEFAULT,"*** BUG *** take_hops was given an invalid parameter");
1928 if (status != STATUS_OP)
1930 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
1938 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1943 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1948 for (i = 0; i != MAXCHANS; i++)
1950 if ((d->chans[i].channel == chan) && (chan != NULL))
1952 if ((d->chans[i].uc_modes & UCMODE_HOP) == 0)
1954 /* mode already set on user, dont allow multiple */
1957 d->chans[i].uc_modes ^= UCMODE_HOP;
1958 log(DEBUG,"took h-ops: %s %s",d->chans[i].channel->name,d->nick);
1966 int take_voice(userrec *user,char *dest,chanrec *chan,int status)
1971 if ((!user) || (!dest) || (!chan))
1973 log(DEFAULT,"*** BUG *** take_voice was given an invalid parameter");
1976 if (status < STATUS_HOP)
1978 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
1986 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1991 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, dest);
1996 for (i = 0; i != MAXCHANS; i++)
1998 if ((d->chans[i].channel == chan) && (chan != NULL))
2000 if ((d->chans[i].uc_modes & UCMODE_VOICE) == 0)
2002 /* mode already set on user, dont allow multiple */
2005 d->chans[i].uc_modes ^= UCMODE_VOICE;
2006 log(DEBUG,"took voice: %s %s",d->chans[i].channel->name,d->nick);
2014 void TidyBan(char *ban)
2017 log(DEFAULT,"*** BUG *** TidyBan was given an invalid parameter");
2021 char temp[MAXBUF],NICK[MAXBUF],IDENT[MAXBUF],HOST[MAXBUF];
2025 char* pos_of_pling = strchr(temp,'!');
2026 char* pos_of_at = strchr(temp,'@');
2028 pos_of_pling[0] = '\0';
2029 pos_of_at[0] = '\0';
2033 strncpy(NICK,temp,NICKMAX);
2034 strncpy(IDENT,pos_of_pling,IDENTMAX+1);
2035 strncpy(HOST,pos_of_at,160);
2037 sprintf(ban,"%s!%s@%s",NICK,IDENT,HOST);
2040 int add_ban(userrec *user,char *dest,chanrec *chan,int status)
2042 if ((!user) || (!dest) || (!chan)) {
2043 log(DEFAULT,"*** BUG *** add_ban was given an invalid parameter");
2048 if ((!user) || (!dest) || (!chan))
2050 if (strchr(dest,'!')==0)
2052 if (strchr(dest,'@')==0)
2054 for (int i = 0; i < strlen(dest); i++)
2057 for (int i = 0; i < strlen(dest); i++)
2061 for (int i = 0; i < strlen(dest); i++)
2067 for (int i = 0; i < strlen(dest); i++)
2072 log(DEBUG,"add_ban: %s %s",chan->name,user->nick);
2075 for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
2077 if (!strcasecmp(i->data,dest))
2079 // dont allow a user to set the same ban twice
2084 b.set_time = time(NULL);
2085 strncpy(b.data,dest,MAXBUF);
2086 strncpy(b.set_by,user->nick,NICKMAX);
2087 chan->bans.push_back(b);
2091 int take_ban(userrec *user,char *dest,chanrec *chan,int status)
2093 if ((!user) || (!dest) || (!chan)) {
2094 log(DEFAULT,"*** BUG *** take_ban was given an invalid parameter");
2098 log(DEBUG,"del_ban: %s %s",chan->name,user->nick);
2099 for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
2101 if (!strcasecmp(i->data,dest))
2103 chan->bans.erase(i);
2110 void process_modes(char **parameters,userrec* user,chanrec *chan,int status, int pcnt, bool servermode, bool silent)
2113 log(DEFAULT,"*** BUG *** process_modes was given an invalid parameter");
2117 char modelist[MAXBUF];
2118 char outlist[MAXBUF];
2119 char outstr[MAXBUF];
2120 char outpars[32][MAXBUF];
2126 bool k_set = false, l_set = false;
2133 log(DEBUG,"process_modes: start");
2135 strcpy(modelist,parameters[1]); /* mode list, e.g. +oo-o */
2136 /* parameters[2] onwards are parameters for
2137 * modes that require them :) */
2138 strcpy(outlist,"+");
2141 log(DEBUG,"process_modes: modelist: %s",modelist);
2143 for (ptr = 0; ptr < strlen(modelist); ptr++)
2148 log(DEBUG,"process_modes: modechar: %c",modelist[ptr]);
2149 char modechar = modelist[ptr];
2150 switch (modelist[ptr])
2155 if ((outlist[strlen(outlist)-1] == '+') || (outlist[strlen(outlist)-1] == '-'))
2157 outlist[strlen(outlist)-1] = '-';
2161 strcat(outlist,"-");
2171 if ((outlist[strlen(outlist)-1] == '+') || (outlist[strlen(outlist)-1] == '-'))
2173 outlist[strlen(outlist)-1] = '+';
2177 strcat(outlist,"+");
2184 if ((param >= pcnt)) break;
2187 r = give_ops(user,parameters[param++],chan,status);
2191 r = take_ops(user,parameters[param++],chan,status);
2195 strcat(outlist,"o");
2196 strcpy(outpars[pc++],parameters[param-1]);
2201 if ((param >= pcnt)) break;
2204 r = give_hops(user,parameters[param++],chan,status);
2208 r = take_hops(user,parameters[param++],chan,status);
2212 strcat(outlist,"h");
2213 strcpy(outpars[pc++],parameters[param-1]);
2219 if ((param >= pcnt)) break;
2222 r = give_voice(user,parameters[param++],chan,status);
2226 r = take_voice(user,parameters[param++],chan,status);
2230 strcat(outlist,"v");
2231 strcpy(outpars[pc++],parameters[param-1]);
2236 if ((param >= pcnt)) break;
2239 r = add_ban(user,parameters[param++],chan,status);
2243 r = take_ban(user,parameters[param++],chan,status);
2247 strcat(outlist,"b");
2248 strcpy(outpars[pc++],parameters[param-1]);
2254 if ((param >= pcnt))
2262 if (!strcmp(chan->key,""))
2264 strcat(outlist,"k");
2266 strcpy(key,parameters[param++]);
2267 if (strlen(key)>32) {
2270 strcpy(outpars[pc++],key);
2271 strcpy(chan->key,key);
2277 /* checks on -k are case sensitive and only accurate to the
2278 first 32 characters */
2280 strcpy(key,parameters[param++]);
2281 if (strlen(key)>32) {
2284 /* only allow -k if correct key given */
2285 if (!strcmp(chan->key,key))
2287 strcat(outlist,"k");
2288 strcpy(chan->key,"");
2289 strcpy(outpars[pc++],key);
2299 strcat(outlist,"l");
2304 if ((param >= pcnt)) break;
2310 bool invalid = false;
2311 for (int i = 0; i < strlen(parameters[param]); i++)
2313 if ((parameters[param][i] < '0') || (parameters[param][i] > '9'))
2318 if (atoi(parameters[param]) < 1)
2326 chan->limit = atoi(parameters[param]);
2329 strcat(outlist,"l");
2330 strcpy(outpars[pc++],parameters[param++]);
2337 if (chan->inviteonly != mdir)
2339 strcat(outlist,"i");
2341 chan->inviteonly = mdir;
2345 if (chan->topiclock != mdir)
2347 strcat(outlist,"t");
2349 chan->topiclock = mdir;
2353 if (chan->noexternal != mdir)
2355 strcat(outlist,"n");
2357 chan->noexternal = mdir;
2361 if (chan->moderated != mdir)
2363 strcat(outlist,"m");
2365 chan->moderated = mdir;
2369 if (chan->secret != mdir)
2371 strcat(outlist,"s");
2372 if (chan->c_private)
2374 chan->c_private = 0;
2377 strcat(outlist,"-p+");
2381 strcat(outlist,"+p-");
2385 chan->secret = mdir;
2389 if (chan->c_private != mdir)
2391 strcat(outlist,"p");
2397 strcat(outlist,"-s+");
2401 strcat(outlist,"+s-");
2405 chan->c_private = mdir;
2409 log(DEBUG,"Preprocessing custom mode %c",modechar);
2412 if (((!strchr(chan->custom_modes,modechar)) && (!mdir)) || ((strchr(chan->custom_modes,modechar)) && (mdir)))
2414 log(DEBUG,"Mode %c isnt set on %s but trying to remove!",modechar,chan->name);
2417 if (ModeDefined(modechar,MT_CHANNEL))
2419 log(DEBUG,"A module has claimed this mode");
2422 if ((ModeDefinedOn(modechar,MT_CHANNEL)>0) && (mdir))
2424 p.push_back(parameters[param]);
2426 if ((ModeDefinedOff(modechar,MT_CHANNEL)>0) && (!mdir))
2428 p.push_back(parameters[param]);
2431 bool handled = false;
2434 log(DEBUG,"Not enough parameters for module-mode %c",modechar);
2435 // we're supposed to have a parameter, but none was given... so dont handle the mode.
2436 if (((ModeDefinedOn(modechar,MT_CHANNEL)>0) && (mdir)) || ((ModeDefinedOff(modechar,MT_CHANNEL)>0) && (!mdir)))
2442 for (int i = 0; i <= MODCOUNT; i++)
2446 if (modules[i]->OnExtendedMode(user,chan,modechar,MT_CHANNEL,mdir,p))
2448 log(DEBUG,"OnExtendedMode returned nonzero for a module");
2449 char app[] = {modechar, 0};
2452 if ((modelist[ptr-1] == '+') || (modelist[ptr-1] == '-'))
2454 strcat(outlist, app);
2456 else if (!strchr(outlist,modechar))
2458 strcat(outlist, app);
2461 chan->SetCustomMode(modechar,mdir);
2462 // include parameters in output if mode has them
2463 if ((ModeDefinedOn(modechar,MT_CHANNEL)>0) && (mdir))
2465 chan->SetCustomModeParam(modelist[ptr],parameters[param],mdir);
2466 strcpy(outpars[pc++],parameters[param++]);
2468 // break, because only one module can handle the mode.
2480 /* this ensures only the *valid* modes are sent out onto the network */
2481 while ((outlist[strlen(outlist)-1] == '-') || (outlist[strlen(outlist)-1] == '+'))
2483 outlist[strlen(outlist)-1] = '\0';
2485 if (strcmp(outlist,""))
2487 strcpy(outstr,outlist);
2488 for (ptr = 0; ptr < pc; ptr++)
2491 strcat(outstr,outpars[ptr]);
2496 WriteChannelWithServ(ServerName,chan,user,"MODE %s %s",chan->name,outstr);
2501 WriteChannel(chan,user,"MODE %s %s",chan->name,outstr);
2506 // based on sourcemodes, return true or false to determine if umode is a valid mode a user may set on themselves or others.
2508 bool allowed_umode(char umode, char* sourcemodes,bool adding)
2510 log(DEBUG,"Allowed_umode: %c %s",umode,sourcemodes);
2511 // RFC1459 specified modes
2512 if ((umode == 'w') || (umode == 's') || (umode == 'i'))
2514 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
2518 // user may not +o themselves or others, but an oper may de-oper other opers or themselves
2519 if ((strchr(sourcemodes,'o')) && (!adding))
2521 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
2524 else if (umode == 'o')
2526 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
2530 // process any module-defined modes that need oper
2531 if ((ModeDefinedOper(umode,MT_CLIENT)) && (strchr(sourcemodes,'o')))
2533 log(DEBUG,"umode %c allowed by module handler (oper only mode)",umode);
2537 if (ModeDefined(umode,MT_CLIENT))
2539 // process any module-defined modes that don't need oper
2540 log(DEBUG,"umode %c allowed by module handler (non-oper mode)",umode);
2541 if ((ModeDefinedOper(umode,MT_CLIENT)) && (!strchr(sourcemodes,'o')))
2543 // no, this mode needs oper, and this user 'aint got what it takes!
2549 // anything else - return false.
2550 log(DEBUG,"umode %c not known by any ruleset",umode);
2554 bool process_module_umode(char umode, userrec* source, void* dest, bool adding)
2560 strncpy(s2.nick,ServerName,NICKMAX);
2561 strcpy(s2.modes,"o");
2568 if (ModeDefined(umode,MT_CLIENT))
2570 for (int i = 0; i <= MODCOUNT; i++)
2572 if (modules[i]->OnExtendedMode(source,(void*)dest,umode,MT_CLIENT,adding,p))
2574 log(DEBUG,"Module claims umode %c",umode);
2578 log(DEBUG,"No module claims umode %c",umode);
2585 log(DEBUG,"*** BUG *** Non-module umode passed to process_module_umode!");
2592 void handle_mode(char **parameters, int pcnt, userrec *user)
2598 char outpars[MAXBUF];
2600 dest = Find(parameters[0]);
2602 if ((dest) && (pcnt == 1))
2604 WriteServ(user->fd,"221 %s :+%s",user->nick,user->modes);
2608 if ((dest) && (pcnt > 1))
2610 char dmodes[MAXBUF];
2611 strncpy(dmodes,dest->modes,MAXBUF);
2612 log(DEBUG,"pulled up dest user modes: %s",dmodes);
2617 if (strchr(user->modes,'o'))
2628 WriteServ(user->fd,"482 %s :Can't change mode for other users",user->nick);
2632 strcpy(outpars,"+");
2635 if ((parameters[1][0] != '+') && (parameters[1][0] != '-'))
2638 for (i = 0; i < strlen(parameters[1]); i++)
2640 if (parameters[1][i] == '+')
2644 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
2646 outpars[strlen(outpars)-1] = '+';
2650 strcat(outpars,"+");
2656 if (parameters[1][i] == '-')
2660 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
2662 outpars[strlen(outpars)-1] = '-';
2666 strcat(outpars,"-");
2674 if (strchr(user->modes,'o'))
2680 if ((parameters[1][i] == 'i') || (parameters[1][i] == 'w') || (parameters[1][i] == 's') || (allowed_umode(parameters[1][i],user->modes,direction)))
2689 if ((!strchr(dmodes,parameters[1][i])) && (allowed_umode(parameters[1][i],user->modes,true)))
2691 char umode = parameters[1][i];
2692 if ((process_module_umode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
2694 dmodes[strlen(dmodes)+1]='\0';
2695 dmodes[strlen(dmodes)] = parameters[1][i];
2696 outpars[strlen(outpars)+1]='\0';
2697 outpars[strlen(outpars)] = parameters[1][i];
2703 if ((allowed_umode(parameters[1][i],user->modes,false)) && (strchr(dmodes,parameters[1][i])))
2705 char umode = parameters[1][i];
2706 if ((process_module_umode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
2712 outpars[strlen(outpars)+1]='\0';
2713 outpars[strlen(outpars)] = parameters[1][i];
2716 for (q = 0; q < strlen(dmodes); q++)
2718 if (dmodes[q] != parameters[1][i])
2725 strcpy(dmodes,temp);
2732 if (strlen(outpars))
2738 while (i < strlen (outpars))
2740 b[z++] = outpars[i++];
2742 if (i<strlen(outpars)-1)
2744 if (((outpars[i] == '-') || (outpars[i] == '+')) && ((outpars[i+1] == '-') || (outpars[i+1] == '+')))
2746 // someones playing silly buggers and trying
2747 // to put a +- or -+ into the line...
2751 if (i == strlen(outpars)-1)
2753 if ((outpars[i] == '-') || (outpars[i] == '+'))
2761 if ((b[z] == '-') || (b[z] == '+'))
2764 if ((!strcmp(b,"+")) || (!strcmp(b,"-")))
2767 WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
2769 if (strlen(dmodes)>MAXMODES)
2771 dmodes[MAXMODES-1] = '\0';
2773 log(DEBUG,"Stripped mode line");
2774 log(DEBUG,"Line dest is now %s",dmodes);
2775 strncpy(dest->modes,dmodes,MAXMODES);
2782 Ptr = FindChan(parameters[0]);
2787 /* just /modes #channel */
2788 WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name, chanmodes(Ptr));
2789 WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
2795 if ((!strcmp(parameters[1],"+b")) || (!strcmp(parameters[1],"b")))
2798 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
2800 WriteServ(user->fd,"367 %s %s %s %s %d",user->nick, Ptr->name, i->data, i->set_by, i->set_time);
2802 WriteServ(user->fd,"368 %s %s :End of channel ban list",user->nick, Ptr->name);
2806 if ((cstatus(user,Ptr) < STATUS_HOP) && (Ptr))
2808 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, Ptr->name);
2812 process_modes(parameters,user,Ptr,cstatus(user,Ptr),pcnt,false,false);
2816 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
2823 void server_mode(char **parameters, int pcnt, userrec *user)
2829 char outpars[MAXBUF];
2831 dest = Find(parameters[0]);
2833 // fix: ChroNiCk found this - we cant use this as debug if its null!
2836 log(DEBUG,"server_mode on %s",dest->nick);
2839 if ((dest) && (pcnt > 1))
2841 log(DEBUG,"params > 1");
2843 char dmodes[MAXBUF];
2844 strncpy(dmodes,dest->modes,MAXBUF);
2846 strcpy(outpars,"+");
2849 if ((parameters[1][0] != '+') && (parameters[1][0] != '-'))
2852 for (i = 0; i < strlen(parameters[1]); i++)
2854 if (parameters[1][i] == '+')
2858 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
2860 outpars[strlen(outpars)-1] = '+';
2864 strcat(outpars,"+");
2870 if (parameters[1][i] == '-')
2874 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
2876 outpars[strlen(outpars)-1] = '-';
2880 strcat(outpars,"-");
2887 log(DEBUG,"begin mode processing entry");
2893 log(DEBUG,"umode %c being added",parameters[1][i]);
2894 if ((!strchr(dmodes,parameters[1][i])) && (allowed_umode(parameters[1][i],user->modes,true)))
2896 char umode = parameters[1][i];
2897 log(DEBUG,"umode %c is an allowed umode",umode);
2898 if ((process_module_umode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
2900 dmodes[strlen(dmodes)+1]='\0';
2901 dmodes[strlen(dmodes)] = parameters[1][i];
2902 outpars[strlen(outpars)+1]='\0';
2903 outpars[strlen(outpars)] = parameters[1][i];
2909 // can only remove a mode they already have
2910 log(DEBUG,"umode %c being removed",parameters[1][i]);
2911 if ((allowed_umode(parameters[1][i],user->modes,false)) && (strchr(dmodes,parameters[1][i])))
2913 char umode = parameters[1][i];
2914 log(DEBUG,"umode %c is an allowed umode",umode);
2915 if ((process_module_umode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
2921 outpars[strlen(outpars)+1]='\0';
2922 outpars[strlen(outpars)] = parameters[1][i];
2925 for (q = 0; q < strlen(dmodes); q++)
2927 if (dmodes[q] != parameters[1][i])
2934 strcpy(dmodes,temp);
2941 if (strlen(outpars))
2947 while (i < strlen (outpars))
2949 b[z++] = outpars[i++];
2951 if (i<strlen(outpars)-1)
2953 if (((outpars[i] == '-') || (outpars[i] == '+')) && ((outpars[i+1] == '-') || (outpars[i+1] == '+')))
2955 // someones playing silly buggers and trying
2956 // to put a +- or -+ into the line...
2960 if (i == strlen(outpars)-1)
2962 if ((outpars[i] == '-') || (outpars[i] == '+'))
2970 if ((b[z] == '-') || (b[z] == '+'))
2973 if ((!strcmp(b,"+")) || (!strcmp(b,"-")))
2976 WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
2978 if (strlen(dmodes)>MAXMODES)
2980 dmodes[MAXMODES-1] = '\0';
2982 log(DEBUG,"Stripped mode line");
2983 log(DEBUG,"Line dest is now %s",dmodes);
2984 strncpy(dest->modes,dmodes,MAXMODES);
2991 Ptr = FindChan(parameters[0]);
2994 process_modes(parameters,user,Ptr,STATUS_OP,pcnt,true,false);
2998 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3004 void merge_mode(char **parameters, int pcnt)
3010 char outpars[MAXBUF];
3012 dest = Find(parameters[0]);
3014 // fix: ChroNiCk found this - we cant use this as debug if its null!
3017 log(DEBUG,"merge_mode on %s",dest->nick);
3020 if ((dest) && (pcnt > 1))
3022 log(DEBUG,"params > 1");
3024 char dmodes[MAXBUF];
3025 strncpy(dmodes,dest->modes,MAXBUF);
3027 strcpy(outpars,"+");
3030 if ((parameters[1][0] != '+') && (parameters[1][0] != '-'))
3033 for (i = 0; i < strlen(parameters[1]); i++)
3035 if (parameters[1][i] == '+')
3039 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
3041 outpars[strlen(outpars)-1] = '+';
3045 strcat(outpars,"+");
3051 if (parameters[1][i] == '-')
3055 if ((outpars[strlen(outpars)-1] == '+') || (outpars[strlen(outpars)-1] == '-'))
3057 outpars[strlen(outpars)-1] = '-';
3061 strcat(outpars,"-");
3068 log(DEBUG,"begin mode processing entry");
3074 log(DEBUG,"umode %c being added",parameters[1][i]);
3075 if ((!strchr(dmodes,parameters[1][i])) && (allowed_umode(parameters[1][i],"o",true)))
3077 char umode = parameters[1][i];
3078 log(DEBUG,"umode %c is an allowed umode",umode);
3079 if ((process_module_umode(umode, NULL, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
3081 dmodes[strlen(dmodes)+1]='\0';
3082 dmodes[strlen(dmodes)] = parameters[1][i];
3083 outpars[strlen(outpars)+1]='\0';
3084 outpars[strlen(outpars)] = parameters[1][i];
3090 // can only remove a mode they already have
3091 log(DEBUG,"umode %c being removed",parameters[1][i]);
3092 if ((allowed_umode(parameters[1][i],"o",false)) && (strchr(dmodes,parameters[1][i])))
3094 char umode = parameters[1][i];
3095 log(DEBUG,"umode %c is an allowed umode",umode);
3096 if ((process_module_umode(umode, NULL, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
3102 outpars[strlen(outpars)+1]='\0';
3103 outpars[strlen(outpars)] = parameters[1][i];
3106 for (q = 0; q < strlen(dmodes); q++)
3108 if (dmodes[q] != parameters[1][i])
3115 strcpy(dmodes,temp);
3122 if (strlen(outpars))
3128 while (i < strlen (outpars))
3130 b[z++] = outpars[i++];
3132 if (i<strlen(outpars)-1)
3134 if (((outpars[i] == '-') || (outpars[i] == '+')) && ((outpars[i+1] == '-') || (outpars[i+1] == '+')))
3136 // someones playing silly buggers and trying
3137 // to put a +- or -+ into the line...
3141 if (i == strlen(outpars)-1)
3143 if ((outpars[i] == '-') || (outpars[i] == '+'))
3151 if ((b[z] == '-') || (b[z] == '+'))
3154 if ((!strcmp(b,"+")) || (!strcmp(b,"-")))
3157 if (strlen(dmodes)>MAXMODES)
3159 dmodes[MAXMODES-1] = '\0';
3161 log(DEBUG,"Stripped mode line");
3162 log(DEBUG,"Line dest is now %s",dmodes);
3163 strncpy(dest->modes,dmodes,MAXMODES);
3170 Ptr = FindChan(parameters[0]);
3174 strncpy(s2.nick,ServerName,NICKMAX);
3175 strcpy(s2.modes,"o");
3177 process_modes(parameters,&s2,Ptr,STATUS_OP,pcnt,true,true);
3182 /* This function pokes and hacks at a parameter list like the following:
3184 * PART #winbot, #darkgalaxy :m00!
3186 * to turn it into a series of individual calls like this:
3188 * PART #winbot :m00!
3189 * PART #darkgalaxy :m00!
3191 * The seperate calls are sent to a callback function provided by the caller
3192 * (the caller will usually call itself recursively). The callback function
3193 * must be a command handler. Calling this function on a line with no list causes
3194 * no action to be taken. You must provide a starting and ending parameter number
3195 * where the range of the list can be found, useful if you have a terminating
3196 * parameter as above which is actually not part of the list, or parameters
3197 * before the actual list as well. This code is used by many functions which
3198 * can function as "one to list" (see the RFC) */
3200 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
3205 char blog[32][MAXBUF];
3206 char blog2[32][MAXBUF];
3207 int i = 0, j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
3208 char keystr[MAXBUF];
3211 for (i = 0; i <32; i++)
3214 for (i = 0; i <32; i++)
3215 strcpy(blog2[i],"");
3218 for (i = 0; i <10; i++)
3222 parameters[i] = moo;
3227 if (pcnt > 1) /* we have a key to copy */
3229 strcpy(keystr,parameters[1]);
3233 if (!parameters[start])
3237 if (!strchr(parameters[start],','))
3242 for (i = start; i <= end; i++)
3246 strcat(plist,parameters[i]);
3254 for (i = 0; i < t; i++)
3256 if (plist[i] == ',')
3259 strcpy(blog[j++],param);
3263 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
3268 strcpy(blog[j++],param);
3271 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
3276 if ((joins) && (keystr))
3278 if (strchr(keystr,','))
3282 t2 = strlen(keystr);
3283 for (i = 0; i < t2; i++)
3285 if (keystr[i] == ',')
3288 strcpy(blog2[j++],param);
3292 strcpy(blog2[j++],param);
3297 for (j = 0; j < total; j++)
3303 for (q = end; q < pcnt-1; q++)
3305 if (parameters[q+1])
3307 pars[q-end+1] = parameters[q+1];
3310 if ((joins) && (parameters[1]))
3321 /* repeatedly call the function with the hacked parameter list */
3322 if ((joins) && (pcnt > 1))
3326 // pars[1] already set up and containing key from blog2[j]
3331 pars[1] = parameters[1];
3337 fn(pars,pcnt-(end-start),u);
3345 void handle_join(char **parameters, int pcnt, userrec *user)
3350 if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
3352 if (parameters[0][0] == '#')
3354 Ptr = add_channel(user,parameters[0],parameters[1],false);
3359 void handle_part(char **parameters, int pcnt, userrec *user)
3365 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
3367 del_channel(user,parameters[0],parameters[1]);
3371 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
3373 del_channel(user,parameters[0],NULL);
3377 void handle_kick(char **parameters, int pcnt, userrec *user)
3379 chanrec* Ptr = FindChan(parameters[0]);
3380 userrec* u = Find(parameters[1]);
3384 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3388 if (!has_channel(u,Ptr))
3390 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
3396 char reason[MAXBUF];
3397 strncpy(reason,parameters[2],MAXBUF);
3398 if (strlen(reason)>MAXKICK)
3400 reason[MAXKICK-1] = '\0';
3403 kick_channel(user,u,Ptr,reason);
3407 kick_channel(user,u,Ptr,user->nick);
3412 void handle_die(char **parameters, int pcnt, userrec *user)
3414 log(DEBUG,"die: %s",user->nick);
3415 if (!strcmp(parameters[0],diepass))
3417 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
3423 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
3427 void handle_restart(char **parameters, int pcnt, userrec *user)
3429 log(DEBUG,"restart: %s",user->nick);
3430 if (!strcmp(parameters[0],restartpass))
3432 WriteOpers("*** RESTART command from %s!%s@%s, Pretending to restart till this is finished :D",user->nick,user->ident,user->host);
3435 /* Will finish this later when i can be arsed :) */
3439 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
3444 void kill_link(userrec *user,const char* r)
3446 user_hash::iterator iter = clientlist.find(user->nick);
3448 char reason[MAXBUF];
3450 strncpy(reason,r,MAXBUF);
3452 if (strlen(reason)>MAXQUIT)
3454 reason[MAXQUIT-1] = '\0';
3457 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
3458 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
3459 log(DEBUG,"closing fd %d",user->fd);
3461 /* bugfix, cant close() a nonblocking socket (sux!) */
3462 if (user->registered == 7) {
3463 FOREACH_MOD OnUserQuit(user);
3464 WriteCommonExcept(user,"QUIT :%s",reason);
3467 /* push the socket on a stack of sockets due to be closed at the next opportunity
3468 * 'Client exited' is an exception to this as it means the client side has already
3469 * closed the socket, we don't need to do it.
3471 fd_reap.push_back(user->fd);
3473 bool do_purge = false;
3475 if (user->registered == 7) {
3476 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
3480 if (iter != clientlist.end())
3482 log(DEBUG,"deleting user hash value %d",iter->second);
3483 if ((iter->second) && (user->registered == 7)) {
3484 delete iter->second;
3486 clientlist.erase(iter);
3489 if (user->registered == 7) {
3490 purge_empty_chans();
3497 void handle_kill(char **parameters, int pcnt, userrec *user)
3499 userrec *u = Find(parameters[0]);
3500 char killreason[MAXBUF];
3502 log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
3505 WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
3506 // :Brain!brain@NetAdmin.chatspike.net KILL [Brain] :homer!NetAdmin.chatspike.net!Brain (test kill)
3507 WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
3508 sprintf(killreason,"Killed (%s (%s))",user->nick,parameters[1]);
3509 kill_link(u,killreason);
3513 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3517 void handle_summon(char **parameters, int pcnt, userrec *user)
3519 WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
3522 void handle_users(char **parameters, int pcnt, userrec *user)
3524 WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
3528 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
3530 char* Passwd(userrec *user)
3532 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
3534 if (match(user->host,i->host) && (i->type == CC_ALLOW))
3542 bool IsDenied(userrec *user)
3544 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
3546 if (match(user->host,i->host) && (i->type == CC_DENY))
3556 void handle_pass(char **parameters, int pcnt, userrec *user)
3558 // Check to make sure they havnt registered -- Fix by FCS
3559 if (user->registered == 7)
3561 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
3564 if (!strcasecmp(parameters[0],Passwd(user)))
3566 user->haspassed = true;
3570 void handle_invite(char **parameters, int pcnt, userrec *user)
3572 userrec* u = Find(parameters[0]);
3573 chanrec* c = FindChan(parameters[1]);
3579 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
3585 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
3594 if (cstatus(user,c) < STATUS_HOP)
3596 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
3600 if (has_channel(u,c))
3602 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
3605 if (!has_channel(user,c))
3607 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
3610 u->InviteTo(c->name);
3611 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
3612 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
3615 void handle_topic(char **parameters, int pcnt, userrec *user)
3621 if (strlen(parameters[0]) <= CHANMAX)
3623 Ptr = FindChan(parameters[0]);
3628 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
3629 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
3633 WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
3638 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3645 if (strlen(parameters[0]) <= CHANMAX)
3647 Ptr = FindChan(parameters[0]);
3650 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
3652 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
3657 strncpy(topic,parameters[1],MAXBUF);
3658 if (strlen(topic)>MAXTOPIC)
3660 topic[MAXTOPIC-1] = '\0';
3663 strcpy(Ptr->topic,topic);
3664 strcpy(Ptr->setby,user->nick);
3665 Ptr->topicset = time(NULL);
3666 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
3670 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3676 /* sends out an error notice to all connected clients (not to be used
3679 void send_error(char *s)
3681 log(DEBUG,"send_error: %s",s);
3682 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
3684 if (isnick(i->second->nick))
3686 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
3690 // fix - unregistered connections receive ERROR, not NOTICE
3691 Write(i->second->fd,"ERROR :%s",s);
3696 void Error(int status)
3698 signal (SIGALRM, SIG_IGN);
3699 signal (SIGPIPE, SIG_IGN);
3700 signal (SIGTERM, SIG_IGN);
3701 signal (SIGABRT, SIG_IGN);
3702 signal (SIGSEGV, SIG_IGN);
3703 signal (SIGURG, SIG_IGN);
3704 signal (SIGKILL, SIG_IGN);
3705 log(DEBUG,"*** fell down a pothole in the road to perfection ***");
3706 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
3711 int main (int argc, char *argv[])
3714 log(DEBUG,"*** InspIRCd starting up!");
3715 if (!FileExists(CONFIG_FILE))
3717 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
3718 log(DEBUG,"main: no config");
3719 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
3723 if (!strcmp(argv[1],"-nofork")) {
3727 if (InspIRCd() == ERROR)
3729 log(DEBUG,"main: daemon function bailed");
3730 printf("ERROR: could not initialise. Shutting down.\n");
3737 template<typename T> inline string ConvToStr(const T &in)
3740 if (!(tmp << in)) return string();
3744 /* re-allocates a nick in the user_hash after they change nicknames,
3745 * returns a pointer to the new user as it may have moved */
3747 userrec* ReHashNick(char* Old, char* New)
3749 user_hash::iterator newnick;
3750 user_hash::iterator oldnick = clientlist.find(Old);
3752 log(DEBUG,"ReHashNick: %s %s",Old,New);
3754 if (!strcasecmp(Old,New))
3756 log(DEBUG,"old nick is new nick, skipping");
3757 return oldnick->second;
3760 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
3762 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
3764 clientlist[New] = new userrec();
3765 clientlist[New] = oldnick->second;
3766 /*delete oldnick->second; */
3767 clientlist.erase(oldnick);
3769 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
3771 return clientlist[New];
3774 /* adds or updates an entry in the whowas list */
3775 void AddWhoWas(userrec* u)
3777 user_hash::iterator iter = whowas.find(u->nick);
3778 userrec *a = new userrec();
3779 strcpy(a->nick,u->nick);
3780 strcpy(a->ident,u->ident);
3781 strcpy(a->dhost,u->dhost);
3782 strcpy(a->host,u->host);
3783 strcpy(a->fullname,u->fullname);
3784 strcpy(a->server,u->server);
3785 a->signon = u->signon;
3787 /* MAX_WHOWAS: max number of /WHOWAS items
3788 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
3789 * can be replaced by a newer one
3792 if (iter == whowas.end())
3794 if (whowas.size() == WHOWAS_MAX)
3796 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
3798 // 3600 seconds in an hour ;)
3799 if ((i->second->signon)<(time(NULL)-(WHOWAS_STALE*3600)))
3803 log(DEBUG,"added WHOWAS entry, purged an old record");
3810 log(DEBUG,"added fresh WHOWAS entry");
3811 whowas[a->nick] = a;
3816 log(DEBUG,"updated WHOWAS entry");
3817 delete iter->second;
3823 /* add a client connection to the sockets list */
3824 void AddClient(int socket, char* host, int port, bool iscached)
3828 char resolved[MAXBUF];
3831 user_hash::iterator iter;
3833 tempnick = ConvToStr(socket) + "-unknown";
3834 sprintf(tn2,"%d-unknown",socket);
3836 iter = clientlist.find(tempnick);
3838 if (iter != clientlist.end()) return;
3841 * It is OK to access the value here this way since we know
3842 * it exists, we just created it above.
3844 * At NO other time should you access a value in a map or a
3845 * hash_map this way.
3847 clientlist[tempnick] = new userrec();
3849 NonBlocking(socket);
3850 log(DEBUG,"AddClient: %d %s %d",socket,host,port);
3852 clientlist[tempnick]->fd = socket;
3853 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
3854 strncpy(clientlist[tempnick]->host, host,160);
3855 strncpy(clientlist[tempnick]->dhost, host,160);
3856 strncpy(clientlist[tempnick]->server, ServerName,256);
3857 strncpy(clientlist[tempnick]->ident, "unknown",9);
3858 clientlist[tempnick]->registered = 0;
3859 clientlist[tempnick]->signon = time(NULL);
3860 clientlist[tempnick]->nping = time(NULL)+240;
3861 clientlist[tempnick]->lastping = 1;
3862 clientlist[tempnick]->port = port;
3866 WriteServ(socket,"NOTICE Auth :Found your hostname (cached)...");
3870 WriteServ(socket,"NOTICE Auth :Looking up your hostname...");
3873 // set the registration timeout for this user
3874 unsigned long class_regtimeout = 90;
3875 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
3877 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
3879 class_regtimeout = (unsigned long)i->registration_timeout;
3884 int class_flood = 0;
3885 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
3887 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
3889 class_flood = i->flood;
3894 clientlist[tempnick]->timeout = time(NULL)+class_regtimeout;
3895 clientlist[tempnick]->flood = class_flood;
3897 if (clientlist.size() == MAXCLIENTS)
3898 kill_link(clientlist[tempnick],"No more connections allowed in this class");
3901 void handle_names(char **parameters, int pcnt, userrec *user)
3905 if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
3907 c = FindChan(parameters[0]);
3910 /*WriteServ(user->fd,"353 %s = %s :%s", user->nick, c->name,*/
3912 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
3916 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3921 void handle_privmsg(char **parameters, int pcnt, userrec *user)
3926 user->idle_lastmsg = time(NULL);
3928 if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
3930 if (parameters[0][0] == '#')
3932 chan = FindChan(parameters[0]);
3935 if ((chan->noexternal) && (!has_channel(user,chan)))
3937 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
3940 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
3942 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
3948 FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,std::string(parameters[1])));
3953 ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
3957 /* no such nick/channel */
3958 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3963 dest = Find(parameters[0]);
3966 if (strcmp(dest->awaymsg,""))
3968 /* auto respond with aweh msg */
3969 WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
3974 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,std::string(parameters[1])));
3979 WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
3983 /* no such nick/channel */
3984 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
3988 void handle_notice(char **parameters, int pcnt, userrec *user)
3993 user->idle_lastmsg = time(NULL);
3995 if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
3997 if (parameters[0][0] == '#')
3999 chan = FindChan(parameters[0]);
4002 if ((chan->noexternal) && (!has_channel(user,chan)))
4004 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
4007 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
4009 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
4015 FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,std::string(parameters[1])));
4020 WriteChannel(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
4024 /* no such nick/channel */
4025 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
4030 dest = Find(parameters[0]);
4035 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,std::string(parameters[1])));
4040 WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
4044 /* no such nick/channel */
4045 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
4051 char* chlist(userrec *user)
4056 log(DEBUG,"chlist: %s",user->nick);
4062 for (i = 0; i != MAXCHANS; i++)
4064 if (user->chans[i].channel != NULL)
4066 if (user->chans[i].channel->name)
4068 strcpy(cmp,user->chans[i].channel->name);
4070 if (!strstr(lst,cmp))
4072 if ((!user->chans[i].channel->c_private) && (!user->chans[i].channel->secret))
4074 strcat(lst,cmode(user,user->chans[i].channel));
4075 strcat(lst,user->chans[i].channel->name);
4084 lst[strlen(lst)-1] = '\0'; // chop trailing space
4089 void handle_info(char **parameters, int pcnt, userrec *user)
4091 WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
4092 WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
4093 WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
4094 FOREACH_MOD OnInfo(user);
4095 WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
4098 void handle_time(char **parameters, int pcnt, userrec *user)
4101 struct tm * timeinfo;
4104 timeinfo = localtime ( &rawtime );
4105 WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
4109 void handle_whois(char **parameters, int pcnt, userrec *user)
4114 if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
4116 dest = Find(parameters[0]);
4119 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
4120 if (dest->registered == 7)
4122 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
4123 if ((user == dest) || (strchr(user->modes,'o')))
4125 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
4127 if (strcmp(chlist(dest),""))
4129 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
4131 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, ServerDesc);
4132 if (strcmp(dest->awaymsg,""))
4134 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
4136 if (strchr(dest->modes,'o'))
4138 WriteServ(user->fd,"313 %s %s :is an IRC operator",user->nick, dest->nick);
4140 FOREACH_MOD OnWhois(user,dest);
4141 //WriteServ(user->fd,"310 %s %s :is available for help.",user->nick, dest->nick);
4142 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-time(NULL)), dest->signon);
4144 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
4148 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
4153 /* no such nick/channel */
4154 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
4158 void handle_quit(char **parameters, int pcnt, userrec *user)
4160 user_hash::iterator iter = clientlist.find(user->nick);
4163 if (user->registered == 7)
4165 /* theres more to do here, but for now just close the socket */
4168 if (parameters[0][0] == ':')
4172 reason = parameters[0];
4174 if (strlen(reason)>MAXQUIT)
4176 reason[MAXQUIT-1] = '\0';
4179 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
4180 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
4181 WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
4185 Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
4186 WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
4187 WriteCommonExcept(user,"QUIT :Client exited");
4189 FOREACH_MOD OnUserQuit(user);
4193 /* push the socket on a stack of sockets due to be closed at the next opportunity */
4194 fd_reap.push_back(user->fd);
4196 if (iter != clientlist.end())
4198 log(DEBUG,"deleting user hash value %d",iter->second);
4199 if ((iter->second) && (user->registered == 7)) {
4200 delete iter->second;
4202 clientlist.erase(iter);
4205 if (user->registered == 7) {
4206 purge_empty_chans();
4212 void handle_who(char **parameters, int pcnt, userrec *user)
4214 chanrec* Ptr = NULL;
4216 /* theres more to do here, but for now just close the socket */
4219 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
4221 if (user->chans[0].channel)
4223 Ptr = user->chans[0].channel;
4224 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4226 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
4228 WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
4234 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
4238 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, user->nick);
4242 if (parameters[0][0] == '#')
4244 Ptr = FindChan(parameters[0]);
4247 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4249 if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
4251 WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
4254 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
4258 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
4263 userrec* u = Find(parameters[0]);
4264 WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, u->nick, u->ident, u->dhost, u->server, u->nick, u->fullname);
4269 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
4271 Ptr = user->chans[0].channel;
4272 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4274 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
4276 if (strchr(i->second->modes,'o'))
4278 WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
4282 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
4288 void handle_wallops(char **parameters, int pcnt, userrec *user)
4290 WriteWallOps(user,"%s",parameters[0]);
4293 void handle_list(char **parameters, int pcnt, userrec *user)
4297 WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
4298 for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
4300 if ((!i->second->c_private) && (!i->second->secret))
4302 WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
4305 WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
4309 void handle_rehash(char **parameters, int pcnt, userrec *user)
4311 WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
4313 FOREACH_MOD OnRehash();
4314 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
4320 return clientlist.size();
4324 int usercount_invisible(void)
4328 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4330 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
4335 int usercount_opers(void)
4339 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4341 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
4346 int usercount_unknown(void)
4350 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
4352 if ((i->second->fd) && (i->second->registered != 7))
4360 return chanlist.size();
4363 int servercount(void)
4368 void handle_lusers(char **parameters, int pcnt, userrec *user)
4370 WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
4371 WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
4372 WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
4373 WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
4374 WriteServ(user->fd,"254 %s :I have %d clients and 0 servers",user->nick,usercnt());
4377 void handle_admin(char **parameters, int pcnt, userrec *user)
4379 WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
4380 WriteServ(user->fd,"257 %s :Name - %s",user->nick,AdminName);
4381 WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
4382 WriteServ(user->fd,"258 %s :E-Mail - %s",user->nick,AdminEmail);
4385 void ShowMOTD(userrec *user)
4389 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
4392 WriteServ(user->fd,"375 %s :- %s message of the day",user->nick,ServerName);
4393 for (int i = 0; i != MOTD.size(); i++)
4395 WriteServ(user->fd,"372 %s :- %s",user->nick,MOTD[i].c_str());
4397 WriteServ(user->fd,"376 %s :End of %s message of the day.",user->nick,ServerName);
4400 void ShowRULES(userrec *user)
4404 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
4407 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
4408 for (int i = 0; i != RULES.size(); i++)
4410 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
4412 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
4415 /* shows the message of the day, and any other on-logon stuff */
4416 void ConnectUser(userrec *user)
4418 user->registered = 7;
4419 user->idle_lastmsg = time(NULL);
4420 log(DEBUG,"ConnectUser: %s",user->nick);
4422 if (strcmp(Passwd(user),"") && (!user->haspassed))
4424 kill_link(user,"Invalid password");
4429 kill_link(user,"Unauthorised connection");
4433 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
4434 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
4435 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
4436 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
4437 WriteServ(user->fd,"004 %s :%s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
4438 WriteServ(user->fd,"005 %s :MAP KNOCK SAFELIST HCN MAXCHANNELS=20 MAXBANS=60 NICKLEN=30 TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 :are supported by this server",user->nick);
4439 WriteServ(user->fd,"005 %s :WALLCHOPS WATCH=128 SILENCE=5 MODES=13 CHANTYPES=# PREFIX=(ohv)@%c+ CHANMODES=ohvbeqa,kfL,l,psmntirRcOAQKVHGCuzN NETWORK=%s :are supported by this server",user->nick,'%',Network);
4441 FOREACH_MOD OnUserConnect(user);
4442 WriteOpers("*** Client connecting on port %d: %s!%s@%s",user->port,user->nick,user->ident,user->host);
4445 void handle_version(char **parameters, int pcnt, userrec *user)
4447 WriteServ(user->fd,"351 %s :%s %s %s :%s",user->nick,VERSION,"$Revision$ $Date$",ServerName,SYSTEM);
4450 void handle_ping(char **parameters, int pcnt, userrec *user)
4452 WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
4455 void handle_pong(char **parameters, int pcnt, userrec *user)
4457 // set the user as alive so they survive to next ping
4461 void handle_motd(char **parameters, int pcnt, userrec *user)
4466 void handle_rules(char **parameters, int pcnt, userrec *user)
4471 void handle_user(char **parameters, int pcnt, userrec *user)
4473 if (user->registered < 3)
4475 if (isident(parameters[0]) == 0) {
4476 // This kinda Sucks, According to the RFC thou, its either this,
4477 // or "You have already registered" :p -- Craig
4478 WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
4481 WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
4482 strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
4483 strncat(user->ident,parameters[0],IDENTMAX);
4484 strncpy(user->fullname,parameters[3],128);
4485 user->registered = (user->registered | 1);
4490 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
4493 /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
4494 if (user->registered == 3)
4496 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
4501 void handle_userhost(char **parameters, int pcnt, userrec *user)
4503 char Return[MAXBUF],junk[MAXBUF];
4504 sprintf(Return,"302 %s :",user->nick);
4505 for (int i = 0; i < pcnt; i++)
4507 userrec *u = Find(parameters[i]);
4510 if (strchr(u->modes,'o'))
4512 sprintf(junk,"%s*=+%s@%s ",u->nick,u->ident,u->host);
4513 strcat(Return,junk);
4517 sprintf(junk,"%s=+%s@%s ",u->nick,u->ident,u->host);
4518 strcat(Return,junk);
4522 WriteServ(user->fd,Return);
4526 void handle_ison(char **parameters, int pcnt, userrec *user)
4528 char Return[MAXBUF];
4529 sprintf(Return,"303 %s :",user->nick);
4530 for (int i = 0; i < pcnt; i++)
4532 userrec *u = Find(parameters[i]);
4535 strcat(Return,u->nick);
4539 WriteServ(user->fd,Return);
4543 void handle_away(char **parameters, int pcnt, userrec *user)
4547 strcpy(user->awaymsg,parameters[0]);
4548 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
4552 strcpy(user->awaymsg,"");
4553 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
4557 void handle_whowas(char **parameters, int pcnt, userrec* user)
4559 user_hash::iterator i = whowas.find(parameters[0]);
4561 if (i == whowas.end())
4563 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
4564 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
4568 time_t rawtime = i->second->signon;
4572 timeinfo = localtime(&rawtime);
4573 strcpy(b,asctime(timeinfo));
4574 b[strlen(b)-1] = '\0';
4576 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
4577 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
4578 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
4583 void handle_trace(char **parameters, int pcnt, userrec *user)
4585 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
4589 if (isnick(i->second->nick))
4591 if (strchr(i->second->modes,'o'))
4593 WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
4597 WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
4602 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
4608 void handle_modules(char **parameters, int pcnt, userrec *user)
4610 for (int i = 0; i < module_names.size(); i++)
4612 Version V = modules[i]->GetVersion();
4613 char modulename[MAXBUF];
4614 strncpy(modulename,module_names[i].c_str(),256);
4615 WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename));
4619 void handle_stats(char **parameters, int pcnt, userrec *user)
4625 if (strlen(parameters[0])>1)
4627 /* make the stats query 1 character long */
4628 parameters[0][1] = '\0';
4631 /* stats m (list number of times each command has been used, plus bytecount) */
4632 if (!strcasecmp(parameters[0],"m"))
4634 for (int i = 0; i < cmdlist.size(); i++)
4636 if (cmdlist[i].handler_function)
4638 if (cmdlist[i].use_count)
4640 /* RPL_STATSCOMMANDS */
4641 WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
4648 /* stats z (debug and memory info) */
4649 if (!strcasecmp(parameters[0],"z"))
4651 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
4652 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
4653 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
4654 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
4655 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
4656 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
4657 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
4658 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
4662 if (!strcasecmp(parameters[0],"o"))
4664 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
4666 char LoginName[MAXBUF];
4667 char HostName[MAXBUF];
4668 char OperType[MAXBUF];
4669 ConfValue("oper","name",i,LoginName,&config_f);
4670 ConfValue("oper","host",i,HostName,&config_f);
4671 ConfValue("oper","type",i,OperType,&config_f);
4672 WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
4676 /* stats l (show user I/O stats) */
4677 if (!strcasecmp(parameters[0],"l"))
4679 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
4680 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
4682 if (isnick(i->second->nick))
4684 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,ServerName,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
4688 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,ServerName,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
4694 /* stats u (show server uptime) */
4695 if (!strcasecmp(parameters[0],"u"))
4697 time_t current_time = 0;
4698 current_time = time(NULL);
4699 time_t server_uptime = current_time - startup_time;
4701 stime = gmtime(&server_uptime);
4702 /* i dont know who the hell would have an ircd running for over a year nonstop, but
4703 * Craig suggested this, and it seemed a good idea so in it went */
4704 if (stime->tm_year > 70)
4706 WriteServ(user->fd,"242 %s :Server up %d years, %d days, %.2d:%.2d:%.2d",user->nick,(stime->tm_year-70),stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
4710 WriteServ(user->fd,"242 %s :Server up %d days, %.2d:%.2d:%.2d",user->nick,stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
4714 WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
4715 WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
4719 void handle_connect(char **parameters, int pcnt, userrec *user)
4721 char Link_ServerName[1024];
4722 char Link_IPAddr[1024];
4723 char Link_Port[1024];
4724 char Link_Pass[1024];
4728 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
4730 ConfValue("link","name",i,Link_ServerName,&config_f);
4731 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
4732 ConfValue("link","port",i,Link_Port,&config_f);
4733 ConfValue("link","sendpass",i,Link_Pass,&config_f);
4734 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
4735 LinkPort = atoi(Link_Port);
4736 if (match(Link_ServerName,parameters[0])) {
4742 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
4746 // TODO: Perform a check here to stop a server being linked twice!
4748 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
4750 if (me[defaultRoute])
4753 // at this point parameters[0] is an ip in a string.
4754 // TODO: Look this up from the <link> blocks instead!
4755 for (int j = 0; j < 255; j++) {
4756 if (servers[j] == NULL) {
4757 servers[j] = new serverrec;
4758 strcpy(servers[j]->internal_addr,Link_IPAddr);
4759 strcpy(servers[j]->name,Link_ServerName);
4760 log(DEBUG,"Allocated new serverrec");
4761 if (!me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass))
4763 WriteServ(user->fd,"NOTICE %s :*** Failed to send auth packet to %s!",user->nick,Link_IPAddr);
4768 WriteServ(user->fd,"NOTICE %s :*** Failed to create server record for address %s!",user->nick,Link_IPAddr);
4772 WriteServ(user->fd,"NOTICE %s :No default route is defined for server connections on this server. You must define a server connection to be default route so that sockets can be bound to it.",user->nick);
4776 void handle_squit(char **parameters, int pcnt, userrec *user)
4778 // send out an squit across the mesh and then clear the server list (for local squit)
4781 void handle_oper(char **parameters, int pcnt, userrec *user)
4783 char LoginName[MAXBUF];
4784 char Password[MAXBUF];
4785 char OperType[MAXBUF];
4786 char TypeName[MAXBUF];
4787 char Hostname[MAXBUF];
4790 for (i = 0; i < ConfValueEnum("oper",&config_f); i++)
4792 ConfValue("oper","name",i,LoginName,&config_f);
4793 ConfValue("oper","password",i,Password,&config_f);
4794 if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])))
4796 /* correct oper credentials */
4797 ConfValue("oper","type",i,OperType,&config_f);
4798 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
4799 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
4800 WriteServ(user->fd,"MODE %s :+o",user->nick);
4801 for (j =0; j < ConfValueEnum("type",&config_f); j++)
4803 ConfValue("type","name",j,TypeName,&config_f);
4804 if (!strcmp(TypeName,OperType))
4806 /* found this oper's opertype */
4807 ConfValue("type","host",j,Hostname,&config_f);
4808 strncpy(user->dhost,Hostname,256);
4811 if (!strchr(user->modes,'o'))
4813 strcat(user->modes,"o");
4815 FOREACH_MOD OnOper(user);
4820 WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
4821 WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
4824 void handle_nick(char **parameters, int pcnt, userrec *user)
4828 log(DEBUG,"not enough params for handle_nick");
4833 log(DEBUG,"invalid parameter passed to handle_nick");
4836 if (!strlen(parameters[0]))
4838 log(DEBUG,"zero length new nick passed to handle_nick");
4843 log(DEBUG,"invalid user passed to handle_nick");
4848 log(DEBUG,"invalid old nick passed to handle_nick");
4851 if (!strcasecmp(user->nick,parameters[0]))
4853 log(DEBUG,"old nick is new nick, skipping");
4858 if (strlen(parameters[0]) > 1)
4860 if (parameters[0][0] == ':')
4865 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
4867 WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
4871 if (isnick(parameters[0]) == 0)
4873 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
4877 if (user->registered == 7)
4879 WriteCommon(user,"NICK %s",parameters[0]);
4882 /* change the nick of the user in the users_hash */
4883 user = ReHashNick(user->nick, parameters[0]);
4884 /* actually change the nick within the record */
4886 if (!user->nick) return;
4888 strncpy(user->nick, parameters[0],NICKMAX);
4890 log(DEBUG,"new nick set: %s",user->nick);
4892 if (user->registered < 3)
4893 user->registered = (user->registered | 2);
4894 if (user->registered == 3)
4896 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
4899 log(DEBUG,"exit nickchange: %s",user->nick);
4902 void force_nickchange(userrec* user,const char* newnick)
4911 strncpy(nick,newnick,MAXBUF);
4913 if (user->registered == 7)
4917 handle_nick(pars,1,user);
4923 int process_parameters(char **command_p,char *parameters)
4928 q = strlen(parameters);
4931 /* no parameters, command_p invalid! */
4934 if (parameters[0] == ':')
4936 command_p[0] = parameters+1;
4941 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
4943 /* only one parameter */
4944 command_p[0] = parameters;
4945 if (parameters[0] == ':')
4947 if (strchr(parameters,' ') != NULL)
4955 command_p[j++] = parameters;
4956 for (i = 0; i <= q; i++)
4958 if (parameters[i] == ' ')
4960 command_p[j++] = parameters+i+1;
4961 parameters[i] = '\0';
4962 if (command_p[j-1][0] == ':')
4964 *command_p[j-1]++; /* remove dodgy ":" */
4966 /* parameter like this marks end of the sequence */
4970 return j; /* returns total number of items in the list */
4973 void process_command(userrec *user, char* cmd)
4977 char *command_p[127];
4978 char p[MAXBUF], temp[MAXBUF];
4979 int i, j, items, cmd_found;
4981 for (int i = 0; i < 127; i++)
4982 command_p[i] = NULL;
4992 if (!strcmp(cmd,""))
4997 int total_params = 0;
5000 for (int q = 0; q < strlen(cmd)-1; q++)
5002 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
5005 // found a 'trailing', we dont count them after this.
5013 // another phidjit bug...
5014 if (total_params > 126)
5016 kill_link(user,"Protocol violation (1)");
5023 FOREACH_MOD OnServerRaw(tmp,true);
5024 const char* cmd2 = tmp.c_str();
5025 snprintf(cmd,512,"%s",cmd2);
5027 if (!strchr(cmd,' '))
5029 /* no parameters, lets skip the formalities and not chop up
5031 log(DEBUG,"About to preprocess command with no params");
5033 command_p[0] = NULL;
5035 for (int i = 0; i <= strlen(cmd); i++)
5037 cmd[i] = toupper(cmd[i]);
5039 log(DEBUG,"Preprocess done length=%d",strlen(cmd));
5046 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
5047 for (i = 0; i < strlen(temp); i++)
5049 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
5055 /* split the full string into a command plus parameters */
5059 if (strchr(cmd,' '))
5061 for (i = 0; i <= strlen(cmd); i++)
5063 /* capitalise the command ONLY, leave params intact */
5064 cmd[i] = toupper(cmd[i]);
5065 /* are we nearly there yet?! :P */
5069 parameters = cmd+i+1;
5077 for (i = 0; i <= strlen(cmd); i++)
5079 cmd[i] = toupper(cmd[i]);
5086 if (strlen(command)>MAXCOMMAND)
5088 kill_link(user,"Protocol violation (2)");
5092 for (int x = 0; x < strlen(command); x++)
5094 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
5096 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
5098 if (strchr("@!\"$%^&*(){}[]_-=+;:'#~,.<>/?\\|`",command[x]))
5100 kill_link(user,"Protocol violation (3)");
5107 for (i = 0; i != cmdlist.size(); i++)
5109 if (strcmp(cmdlist[i].command,""))
5111 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
5113 log(DEBUG,"Found matching command");
5117 if (strcmp(parameters,""))
5119 items = process_parameters(command_p,parameters);
5124 command_p[0] = NULL;
5130 command_p[0] = NULL;
5135 log(DEBUG,"Processing command");
5137 /* activity resets the ping pending timer */
5138 user->nping = time(NULL) + 120;
5139 if ((items) < cmdlist[i].min_params)
5141 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
5142 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
5145 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
5147 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
5148 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
5152 /* if the command isnt USER, PASS, or NICK, and nick is empty,
5154 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
5156 if ((!isnick(user->nick)) || (user->registered != 7))
5158 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
5159 WriteServ(user->fd,"451 %s :You have not registered",command);
5163 if ((user->registered == 7) || (!strcmp(command,"USER")) || (!strcmp(command,"NICK")) || (!strcmp(command,"PASS")))
5165 log(DEBUG,"process_command: handler: %s %s %d",user->nick,command,items);
5166 if (cmdlist[i].handler_function)
5168 /* ikky /stats counters */
5173 user->bytes_in += strlen(temp);
5176 cmdlist[i].use_count++;
5177 cmdlist[i].total_bytes+=strlen(temp);
5180 /* WARNING: nothing may come after the
5181 * command handler call, as the handler
5182 * may free the user structure! */
5184 cmdlist[i].handler_function(command_p,items,user);
5190 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
5191 WriteServ(user->fd,"451 %s :You have not registered",command);
5199 if ((!cmd_found) && (user))
5201 log(DEBUG,"process_command: not in table: %s %s",user->nick,command);
5202 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
5207 void createcommand(char* cmd, handlerfunc f, char flags, int minparams)
5210 /* create the command and push it onto the table */
5211 strcpy(comm.command,cmd);
5212 comm.handler_function = f;
5213 comm.flags_needed = flags;
5214 comm.min_params = minparams;
5216 comm.total_bytes = 0;
5217 cmdlist.push_back(comm);
5218 log(DEBUG,"Added command %s (%d parameters)",cmd,minparams);
5221 void SetupCommandTable(void)
5223 createcommand("USER",handle_user,0,4);
5224 createcommand("NICK",handle_nick,0,1);
5225 createcommand("QUIT",handle_quit,0,0);
5226 createcommand("VERSION",handle_version,0,0);
5227 createcommand("PING",handle_ping,0,1);
5228 createcommand("PONG",handle_pong,0,1);
5229 createcommand("ADMIN",handle_admin,0,0);
5230 createcommand("PRIVMSG",handle_privmsg,0,2);
5231 createcommand("INFO",handle_info,0,0);
5232 createcommand("TIME",handle_time,0,0);
5233 createcommand("WHOIS",handle_whois,0,1);
5234 createcommand("WALLOPS",handle_wallops,'o',1);
5235 createcommand("NOTICE",handle_notice,0,2);
5236 createcommand("JOIN",handle_join,0,1);
5237 createcommand("NAMES",handle_names,0,1);
5238 createcommand("PART",handle_part,0,1);
5239 createcommand("KICK",handle_kick,0,2);
5240 createcommand("MODE",handle_mode,0,1);
5241 createcommand("TOPIC",handle_topic,0,1);
5242 createcommand("WHO",handle_who,0,1);
5243 createcommand("MOTD",handle_motd,0,0);
5244 createcommand("RULES",handle_rules,0,0);
5245 createcommand("OPER",handle_oper,0,2);
5246 createcommand("LIST",handle_list,0,0);
5247 createcommand("DIE",handle_die,'o',1);
5248 createcommand("RESTART",handle_restart,'o',1);
5249 createcommand("KILL",handle_kill,'o',2);
5250 createcommand("REHASH",handle_rehash,'o',0);
5251 createcommand("LUSERS",handle_lusers,0,0);
5252 createcommand("STATS",handle_stats,0,1);
5253 createcommand("USERHOST",handle_userhost,0,1);
5254 createcommand("AWAY",handle_away,0,0);
5255 createcommand("ISON",handle_ison,0,0);
5256 createcommand("SUMMON",handle_summon,0,0);
5257 createcommand("USERS",handle_users,0,0);
5258 createcommand("INVITE",handle_invite,0,2);
5259 createcommand("PASS",handle_pass,0,1);
5260 createcommand("TRACE",handle_trace,'o',0);
5261 createcommand("WHOWAS",handle_whowas,0,1);
5262 createcommand("CONNECT",handle_connect,'o',1);
5263 createcommand("SQUIT",handle_squit,'o',1);
5264 createcommand("MODULES",handle_modules,'o',0);
5267 void process_buffer(const char* cmdbuf,userrec *user)
5271 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
5278 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
5281 if (!strcmp(cmdbuf,""))
5285 strncpy(cmd,cmdbuf,MAXBUF);
5286 if (!strcmp(cmd,""))
5290 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
5292 cmd[strlen(cmd)-1] = '\0';
5294 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
5296 cmd[strlen(cmd)-1] = '\0';
5298 if (!strcmp(cmd,""))
5302 log(DEBUG,"InspIRCd: processing: %s %s",user->nick,cmd);
5304 if ((user) && (cmd))
5306 process_command(user,cmd);
5310 void DoSync(serverrec* serv, char* udp_host,int udp_port, long MyKey)
5313 // send start of sync marker: Y <timestamp>
5314 snprintf(data,MAXBUF,"Y %d",time(NULL));
5315 serv->SendPacket(data,udp_host,udp_port,MyKey);
5316 // send users and channels
5317 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
5319 snprintf(data,MAXBUF,"N %d %s %s %s %s %s %s :%s",u->second->age,u->second->nick,u->second->host,u->second->dhost,u->second->ident,u->second->modes,u->second->server,u->second->fullname);
5320 serv->SendPacket(data,udp_host,udp_port,MyKey);
5321 if (strcmp(chlist(u->second),""))
5323 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chlist(u->second));
5324 serv->SendPacket(data,udp_host,udp_port,MyKey);
5327 // send channel modes, topics etc...
5328 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
5330 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
5331 serv->SendPacket(data,udp_host,udp_port,MyKey);
5332 if (strcmp(c->second->topic,""))
5334 snprintf(data,MAXBUF,"T %d %s %s :%s",c->second->topicset,c->second->setby,c->second->name,c->second->topic);
5336 serv->SendPacket(data,udp_host,udp_port,MyKey);
5337 // send current banlist
5339 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
5341 snprintf(data,MAXBUF,"M %s +b %s",b->set_time,c->second->name,b->data);
5342 serv->SendPacket(data,udp_host,udp_port,MyKey);
5345 // send end of sync marker: E <timestamp>
5346 snprintf(data,MAXBUF,"F %d",time(NULL));
5347 serv->SendPacket(data,udp_host,udp_port,MyKey);
5350 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* udp_host,int udp_port)
5353 char original[MAXBUF],target[MAXBUF];
5354 strncpy(original,params,MAXBUF);
5356 char* parameter = strtok(params," ");
5357 strncpy(target,parameter,MAXBUF);
5360 pars[index++] = parameter;
5361 parameter = strtok(NULL," ");
5363 merge_mode(pars,--index);
5364 if (FindChan(target))
5366 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
5370 WriteTo(NULL,Find(target),"MODE %s",original);
5374 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* udp_host,int udp_port)
5376 char* tm = strtok(params," ");
5377 char* nick = strtok(NULL," ");
5378 char* host = strtok(NULL," ");
5379 char* dhost = strtok(NULL," ");
5380 char* ident = strtok(NULL," ");
5381 char* modes = strtok(NULL," ");
5382 char* server = strtok(NULL," :");
5383 char* gecos = strtok(NULL,"\r\n");
5385 time_t TS = atoi(tm);
5386 user_hash::iterator iter = clientlist.find(nick);
5387 if (iter != clientlist.end())
5390 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
5391 if (TS >= iter->second->age)
5394 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
5395 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
5396 // client on remote server is older than the local user, kill the local user
5397 kill_link(iter->second,str);
5400 clientlist[nick] = new userrec();
5401 // remote users have an fd of -1. This is so that our Write abstraction
5402 // routines know to route any messages to this record away to whatever server
5404 clientlist[nick]->fd = -1;
5405 strncpy(clientlist[nick]->nick, nick,NICKMAX);
5406 strncpy(clientlist[nick]->host, host,160);
5407 strncpy(clientlist[nick]->dhost, dhost,160);
5408 strncpy(clientlist[nick]->server, server,256);
5409 strncpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for '~'
5410 strncpy(clientlist[nick]->fullname, gecos,128);
5411 clientlist[nick]->signon = TS;
5412 clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
5413 clientlist[nick]->lastping = 1;
5414 clientlist[nick]->port = 0; // so is this...
5415 clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
5416 clientlist[nick]->idle_lastmsg = time(NULL); // this is unrealiable and wont actually be used locally
5419 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* udp_host,int udp_port)
5422 // The J token currently has no timestamp - this needs looking at
5423 // because it will allow splitriding.
5424 char* nick = strtok(params," ");
5425 char* channel = strtok(NULL," ");
5426 userrec* user = Find(nick);
5429 if ((user != NULL) && (strcmp(channel,"")))
5431 char privilage = '\0';
5432 if (channel[0] != '#')
5434 privilage = channel[0];
5437 add_channel(user,channel,"",true);
5439 // now work out the privilages they should have on each channel
5440 // and send the appropriate servermodes.
5441 for (int i = 0; i != MAXCHANS; i++)
5443 if (user->chans[i].channel)
5445 if (!strcasecmp(user->chans[i].channel->name,channel))
5447 if (privilage == '@')
5449 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
5450 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
5452 if (privilage == '%')
5454 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
5455 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
5457 if (privilage == '+')
5459 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
5460 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
5467 channel = strtok(NULL," ");
5471 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* udp_host,int udp_port)
5479 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
5480 // introduce remote client
5482 handle_N(token,params,source,reply,udp_host,udp_port);
5484 // J <NICK> <CHANLIST>
5485 // Join user to channel list, merge channel permissions
5487 handle_J(token,params,source,reply,udp_host,udp_port);
5489 // T <TS> <CHANNEL> <TOPICSETTER> <TOPIC>
5490 // change channel topic (netburst only)
5493 // M <TS> <TARGET> <MODES> [MODE-PARAMETERS]
5494 // Set modes on an object
5496 handle_M(token,params,source,reply,udp_host,udp_port);
5504 WriteOpers("WARNING! Unknown datagram type '%c'",token);
5510 void handle_link_packet(long theirkey, char* udp_msg, char* udp_host, int udp_port, serverrec *serv)
5512 char response[10240];
5513 char token = udp_msg[0];
5514 char* params = udp_msg + 2;
5515 char finalparam[1024];
5516 strcpy(finalparam," :xxxx");
5517 if (strstr(params," :")) {
5518 strncpy(finalparam,strstr(params," :"),1024);
5521 // S test.chatspike.net password :ChatSpike InspIRCd test server
5522 char* servername = strtok(params," ");
5523 char* password = strtok(NULL," ");
5524 char* serverdesc = finalparam+2;
5525 WriteOpers("CONNECT from %s (%s)",servername,udp_host,password,serverdesc);
5528 char Link_ServerName[1024];
5529 char Link_IPAddr[1024];
5530 char Link_Port[1024];
5531 char Link_Pass[1024];
5532 char Link_SendPass[1024];
5535 // search for a corresponding <link> block in the config files
5536 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
5538 ConfValue("link","name",i,Link_ServerName,&config_f);
5539 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
5540 ConfValue("link","port",i,Link_Port,&config_f);
5541 ConfValue("link","recvpass",i,Link_Pass,&config_f);
5542 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
5543 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
5544 LinkPort = atoi(Link_Port);
5545 if (!strcasecmp(Link_ServerName,servername)) {
5546 if (!strcasecmp(Link_IPAddr,udp_host)) {
5547 if (LinkPort == udp_port) {
5548 // we have a matching link line -
5549 // send a 'diminutive' server message back...
5550 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
5551 serv->SendPacket(response,udp_host,udp_port,0);
5552 WriteOpers("CONNECT from %s accepted, authenticating",servername);
5553 for (int j = 0; j < 255; j++) {
5554 if (servers[j] == NULL) {
5555 servers[j] = new serverrec;
5556 strcpy(servers[j]->internal_addr,udp_host);
5557 strcpy(servers[j]->name,servername);
5558 // create a server record for this server
5559 snprintf(response,10240,"O %d",MyKey);
5560 serv->SendPacket(response,udp_host,udp_port,0);
5564 WriteOpers("Internal error connecting to %s, failed to create server record!",servername);
5568 log(DEBUG,"Port numbers '%d' and '%d' don't match",LinkPort,udp_port);
5572 log(DEBUG,"IP Addresses '%s' and '%s' don't match",Link_IPAddr,udp_host);
5576 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
5579 serv->SendPacket("E :Access is denied (no matching link block)",udp_host,udp_port,0);
5580 WriteOpers("CONNECT from %s denied, no matching link block",servername);
5585 // if this is received, this means the server-ip that sent it said "OK" to credentials.
5586 // only when a server says this do we exchange keys. The server MUST have an entry in the servers
5587 // array, which is only added by an 'S' packet or BeginLink().
5588 for (int i = 0; i < 255; i++) {
5589 if (servers[i] != NULL) {
5590 if (!strcasecmp(servers[i]->internal_addr,udp_host)) {
5591 servers[i]->key = atoi(params);
5592 log(DEBUG,"Key for this server is now %d",servers[i]->key);
5593 DoSync(serv,udp_host,udp_port,MyKey);
5598 WriteOpers("\2WARNING!\2 Server ip %s attempted a key exchange, but is not in the authentication state! Possible intrusion attempt!",udp_host);
5602 // S test.chatspike.net password :ChatSpike InspIRCd test server
5603 char* servername = strtok(params," ");
5604 char* password = strtok(NULL," ");
5605 char* serverdesc = finalparam+2;
5607 // TODO: we should do a check here to ensure that this server is one we recently initiated a
5608 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
5609 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
5610 // a connect, so put out an oper alert!
5615 // for now, just accept all, we'll fix that later.
5616 WriteOpers("%s accepted our link credentials ",servername);
5618 char Link_ServerName[1024];
5619 char Link_IPAddr[1024];
5620 char Link_Port[1024];
5621 char Link_Pass[1024];
5622 char Link_SendPass[1024];
5625 // search for a corresponding <link> block in the config files
5626 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
5628 ConfValue("link","name",i,Link_ServerName,&config_f);
5629 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
5630 ConfValue("link","port",i,Link_Port,&config_f);
5631 ConfValue("link","recvpass",i,Link_Pass,&config_f);
5632 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
5633 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
5634 LinkPort = atoi(Link_Port);
5635 if (!strcasecmp(Link_ServerName,servername)) {
5636 if (!strcasecmp(Link_IPAddr,udp_host)) {
5637 if (LinkPort == udp_port) {
5638 // matching link at this end too, we're all done!
5639 // at this point we must begin key exchange and insert this
5640 // server into our 'active' table.
5641 for (int j = 0; j < 255; j++) {
5642 if (servers[j] != NULL) {
5643 if (!strcasecmp(servers[j]->internal_addr,udp_host)) {
5644 WriteOpers("Server %s authenticated, exchanging server keys...",servername);
5645 snprintf(response,10240,"O %d",MyKey);
5646 serv->SendPacket(response,udp_host,udp_port,0);
5651 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",udp_host);
5656 log(DEBUG,"Port numbers '%d' and '%d' don't match",LinkPort,udp_port);
5660 log(DEBUG,"IP Addresses '%s' and '%s' don't match",Link_IPAddr,udp_host);
5664 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
5667 serv->SendPacket("E :Access is denied (no matching link block)",udp_host,udp_port,0);
5668 WriteOpers("CONNECT from %s denied, no matching link block",servername);
5673 char* error_message = finalparam+2;
5674 WriteOpers("ERROR from %s: %s",udp_host,error_message);
5675 // remove this server from any lists
5676 for (int j = 0; j < 255; j++) {
5677 if (servers[j] != NULL) {
5678 if (!strcasecmp(servers[j]->internal_addr,udp_host)) {
5688 serverrec* source_server = NULL;
5690 for (int j = 0; j < 255; j++) {
5691 if (servers[j] != NULL) {
5692 if (!strcasecmp(servers[j]->internal_addr,udp_host)) {
5693 if (servers[j]->key == theirkey) {
5694 // found a valid key for this server, can process restricted stuff here
5695 process_restricted_commands(token,params,servers[j],serv,udp_host,udp_port);
5696 log(DEBUG,"Sync: exit 2");
5703 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s:%d: %c",udp_host,udp_port,token);
5707 int reap_counter = 0;
5711 struct sockaddr_in client, server;
5712 char addrs[MAXBUF][255];
5713 int openSockfd[MAXSOCKS], incomingSockfd, result = TRUE;
5715 int count = 0, scanDetectTrigger = TRUE, showBanner = FALSE;
5716 int selectResult = 0, selectResult2 = 0;
5717 char *temp, configToken[MAXBUF], stuff[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
5718 char resolvedHost[MAXBUF];
5722 log_file = fopen("ircd.log","a+");
5725 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
5729 log(DEBUG,"InspIRCd: startup: begin");
5733 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
5735 log(DEBUG,"InspIRCd: startup: not starting with UID 0!");
5737 SetupCommandTable();
5738 log(DEBUG,"InspIRCd: startup: default command table set up");
5741 if (strcmp(DieValue,""))
5743 printf("WARNING: %s\n\n",DieValue);
5746 log(DEBUG,"InspIRCd: startup: read config");
5748 int count2 = 0, count3 = 0;
5750 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
5752 ConfValue("bind","port",count,configToken,&config_f);
5753 ConfValue("bind","address",count,Addr,&config_f);
5754 ConfValue("bind","type",count,Type,&config_f);
5755 if (!strcmp(Type,"servers"))
5757 char Default[MAXBUF];
5758 strcpy(Default,"no");
5759 ConfValue("bind","default",count,Default,&config_f);
5760 if (strchr(Default,'y'))
5762 defaultRoute = count3;
5763 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
5765 me[count3] = new serverrec(ServerName,100L,false);
5766 me[count3]->CreateListener(Addr,atoi(configToken));
5771 ports[count2] = atoi(configToken);
5772 strcpy(addrs[count2],Addr);
5775 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
5778 UDPportCount = count3;
5780 log(DEBUG,"InspIRCd: startup: read %d total client ports and %d total server ports",portCount,UDPportCount);
5782 log(DEBUG,"InspIRCd: startup: InspIRCd is now running!");
5786 /* BugFix By Craig! :p */
5788 for (count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
5790 char modfile[MAXBUF];
5791 ConfValue("module","name",count2,configToken,&config_f);
5792 sprintf(modfile,"%s/%s",MOD_PATH,configToken,&config_f);
5793 printf("Loading module... \033[1;37m%s\033[0;37m\n",modfile);
5794 log(DEBUG,"InspIRCd: startup: Loading module: %s",modfile);
5795 /* If The File Doesnt exist, Trying to load it
5796 * Will Segfault the IRCd.. So, check to see if
5797 * it Exists, Before Proceeding. */
5798 if (FileExists(modfile))
5800 factory[count] = new ircd_module(modfile);
5801 if (factory[count]->LastError())
5803 log(DEBUG,"Unable to load %s: %s",modfile,factory[count]->LastError());
5804 sprintf("Unable to load %s: %s\nExiting...\n",modfile,factory[count]->LastError());
5807 if (factory[count]->factory)
5809 modules[count] = factory[count]->factory->CreateModule();
5810 /* save the module and the module's classfactory, if
5811 * this isnt done, random crashes can occur :/ */
5812 module_names.push_back(modfile);
5816 log(DEBUG,"Unable to load %s",modfile);
5817 sprintf("Unable to load %s\nExiting...\n",modfile);
5820 /* Increase the Count */
5825 log(DEBUG,"InspIRCd: startup: Module Not Found %s",modfile);
5826 printf("Module Not Found: \033[1;37m%s\033[0;37m, Skipping\n",modfile);
5829 MODCOUNT = count - 1;
5830 log(DEBUG,"Total loaded modules: %d",MODCOUNT+1);
5832 printf("\nInspIRCd is now running!\n");
5834 startup_time = time(NULL);
5838 log(VERBOSE,"Not forking as -nofork was specified");
5842 if (DaemonSeed() == ERROR)
5844 log(DEBUG,"InspIRCd: startup: can't daemonise");
5845 printf("ERROR: could not go into daemon mode. Shutting down.\n");
5851 /* setup select call */
5852 FD_ZERO(&selectFds);
5853 log(DEBUG,"InspIRCd: startup: zero selects");
5854 log(VERBOSE,"InspIRCd: startup: portCount = %d", portCount);
5856 for (count = 0; count < portCount; count++)
5858 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
5860 log(DEBUG,"InspIRCd: startup: bad fd %d",openSockfd[boundPortCount]);
5863 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
5865 log(DEBUG,"InspIRCd: startup: failed to bind port %d",ports[count]);
5867 else /* well we at least bound to one socket so we'll continue */
5873 log(DEBUG,"InspIRCd: startup: total bound ports %d",boundPortCount);
5875 /* if we didn't bind to anything then abort */
5876 if (boundPortCount == 0)
5878 log(DEBUG,"InspIRCd: startup: no ports bound, bailing!");
5882 length = sizeof (client);
5883 int flip_flop = 0, udp_port = 0;
5884 char udp_msg[MAXBUF], udp_host[MAXBUF];
5886 /* main loop, this never returns */
5891 struct timeval tval;
5894 user_hash::iterator count2 = clientlist.begin();
5896 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
5897 // them in a list, then reap the list every second or so.
5898 if (reap_counter>5000)
5900 if (fd_reap.size() > 0)
5902 for( int n = 0; n < fd_reap.size(); n++)
5904 Blocking(fd_reap[n]);
5906 NonBlocking(fd_reap[n]);
5914 for (int x = 0; x != UDPportCount; x++)
5917 if (me[x]->RecvPacket(udp_msg, udp_host, udp_port, theirkey))
5919 if (strlen(udp_msg)<1) {
5920 log(DEBUG,"Invalid datagram from %s:%d:%d [route%d]",udp_host,udp_port,me[x]->port,x);
5924 FOREACH_MOD OnPacketReceive(udp_msg);
5925 // Packets must go back via the route they arrived on :)
5926 handle_link_packet(theirkey, udp_msg, udp_host, udp_port, me[x]);
5927 // link packets can manipulate the usertable so beware of
5928 // any loops here watching the user or channels hash
5929 log(DEBUG,"Sync: exit 3");
5936 while (count2 != clientlist.end())
5939 tval.tv_usec = tval.tv_sec = 0;
5941 int total_in_this_set = 0;
5943 user_hash::iterator xcount = count2;
5944 user_hash::iterator endingiter = count2;
5946 if (!count2->second) break;
5949 if (count2->second->fd != 0)
5951 // assemble up to 64 sockets into an fd_set
5952 // to implement a pooling mechanism.
5954 // This should be up to 64x faster than the
5955 // old implementation.
5956 while (total_in_this_set < 64)
5958 if (count2 != clientlist.end())
5960 // we don't check the state of remote users.
5961 if (count2->second->fd > 0)
5963 FD_SET (count2->second->fd, &sfd);
5965 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
5966 // their connection class.
5967 if ((time(NULL) > count2->second->timeout) && (count2->second->registered != 7))
5969 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
5970 kill_link(count2->second,"Registration timeout");
5973 if (((time(NULL)) > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
5975 if ((!count2->second->lastping) && (count2->second->registered == 7))
5977 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
5978 kill_link(count2->second,"Ping timeout");
5981 Write(count2->second->fd,"PING :%s",ServerName);
5982 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
5983 count2->second->lastping = 0;
5984 count2->second->nping = time(NULL)+120;
5988 total_in_this_set++;
5993 endingiter = count2;
5994 count2 = xcount; // roll back to where we were
6000 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
6002 // now loop through all of the items in this pool if any are waiting
6003 //if (selectResult2 > 0)
6004 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
6007 if ((count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
6009 log(DEBUG,"Reading fd %d",count2a->second->fd);
6010 memset(data, 0, 10240);
6011 result = read(count2a->second->fd, data, 10240);
6015 log(DEBUG,"Read %d characters from socket",result);
6016 userrec* current = count2a->second;
6017 int currfd = current->fd;
6018 char* l = strtok(data,"\n");
6023 if ((floodlines > current->flood) && (current->flood != 0))
6025 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
6026 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
6027 kill_link(current,"Excess flood");
6030 char sanitized[NetBufferSize];
6031 memset(sanitized, 0, NetBufferSize);
6033 for (int pt = 0; pt < strlen(l); pt++)
6037 sanitized[ptt++] = l[pt];
6040 sanitized[ptt] = '\0';
6041 if (strlen(sanitized))
6045 // we're gonna re-scan to check if the nick is gone, after every
6046 // command - if it has, we're gonna bail
6047 bool find_again = false;
6048 process_buffer(sanitized,current);
6050 // look for the user's record in case it's changed
6051 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
6053 if (c2->second->fd == currfd)
6055 // found again, update pointer
6056 current == c2->second;
6065 l = strtok(NULL,"\n");
6070 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
6072 log(DEBUG,"killing: %s",count2a->second->nick);
6073 kill_link(count2a->second,strerror(errno));
6077 // result EAGAIN means nothing read
6078 if (result == EAGAIN)
6086 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
6087 kill_link(count2a->second,"Client exited");
6088 // must bail here? kill_link removes the hash, corrupting the iterator
6089 log(DEBUG,"Bailing from client exit");
6093 else if (result > 0)
6098 for (int q = 0; q < total_in_this_set; q++)
6100 // there is no iterator += operator :(
6101 //if (count2 != clientlist.end())
6108 // set up select call
6109 for (count = 0; count < boundPortCount; count++)
6111 FD_SET (openSockfd[count], &selectFds);
6114 /* added timeout! select was waiting forever... wank... :/ */
6126 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
6128 /* select is reporting a waiting socket. Poll them all to find out which */
6129 if (selectResult > 0)
6131 char target[MAXBUF], resolved[MAXBUF];
6132 for (count = 0; count < boundPortCount; count++)
6134 if (FD_ISSET (openSockfd[count], &selectFds))
6136 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
6138 address_cache::iterator iter = IP.find(client.sin_addr);
6139 bool iscached = false;
6140 if (iter == IP.end())
6142 /* ip isn't in cache, add it */
6143 strncpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
6144 if(CleanAndResolve(resolved, target) != TRUE)
6146 strncpy(resolved,target,MAXBUF);
6148 /* hostname now in 'target' */
6149 IP[client.sin_addr] = new string(resolved);
6150 /* hostname in cache */
6154 /* found ip (cached) */
6155 strncpy(resolved, iter->second->c_str(), MAXBUF);
6159 if (incomingSockfd < 0)
6161 WriteOpers("*** WARNING: Accept failed on port %d (%s)", ports[count],target);
6162 log(DEBUG,"InspIRCd: accept failed: %d",ports[count]);
6166 AddClient(incomingSockfd, resolved, ports[count], iscached);
6167 log(DEBUG,"InspIRCd: adding client on port %d fd=%d",ports[count],incomingSockfd);
6174 if(0) {}; // "Label must be followed by a statement"... so i gave it one.
6177 close (incomingSockfd);