src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 #include "inspircd.h"
  18 #include "inspircd_io.h"
  19 #include "inspircd_util.h"
  20 #include "inspircd_config.h"
  21 #include <unistd.h>
  22 #include <fcntl.h>
  23 #include <sys/errno.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/utsname.h>
  26 #include <cstdio>
  27 #include <time.h>
  28 #include <string>
  29 #ifdef GCC3
  30 #include <ext/hash_map>
  31 #else
  32 #include <hash_map>
  33 #endif
  34 #include <map>
  35 #include <sstream>
  36 #include <vector>
  37 #include <errno.h>
  38 #include <deque>
  39 #include <errno.h>
  40 #include <unistd.h>
  41 #include <sched.h>
  42 #include "connection.h"
  43 #include "users.h"
  44 #include "servers.h"
  45 #include "ctables.h"
  46 #include "globals.h"
  47 #include "modules.h"
  48 #include "dynamic.h"
  49 #include "wildcard.h"
  50 #include "message.h"
  51 #include "mode.h"
  52 #include "xline.h"
  53
  54 #ifdef GCC3
  55 #define nspace __gnu_cxx
  56 #else
  57 #define nspace std
  58 #endif
  59
  60 using namespace std;
  61
  62 extern int MODCOUNT;
  63 extern std::vector<Module*> modules;
  64 extern std::vector<ircd_module*> factory;
  65
  66 extern int LogLevel;
  67 extern char ServerName[MAXBUF];
  68 extern char Network[MAXBUF];
  69 extern char ServerDesc[MAXBUF];
  70 extern char AdminName[MAXBUF];
  71 extern char AdminEmail[MAXBUF];
  72 extern char AdminNick[MAXBUF];
  73 extern char diepass[MAXBUF];
  74 extern char restartpass[MAXBUF];
  75 extern char motd[MAXBUF];
  76 extern char rules[MAXBUF];
  77 extern char list[MAXBUF];
  78 extern char PrefixQuit[MAXBUF];
  79 extern char DieValue[MAXBUF];
  80
  81 extern int debugging;
  82 extern int WHOWAS_STALE;
  83 extern int WHOWAS_MAX;
  84 extern int DieDelay;
  85 extern time_t startup_time;
  86 extern int NetBufferSize;
  87 extern int MaxWhoResults;
  88 extern time_t nb_start;
  89
  90 extern bool nofork;
  91
  92 extern std::vector<int> fd_reap;
  93 extern std::vector<std::string> module_names;
  94
  95 extern char MyExecutable[1024];
  96 extern int boundPortCount;
  97 extern int portCount;
  98 extern int UDPportCount;
  99 extern int ports[MAXSOCKS];
 100 extern int defaultRoute;
 101
 102 extern std::vector<long> auth_cookies;
 103 extern std::stringstream config_f;
 104
 105 extern serverrec* me[32];
 106
 107 extern FILE *log_file;
 108
 109 extern ClassVector Classes;
 110
 111 const long duration_m = 60;
 112 const long duration_h = duration_m * 60;
 113 const long duration_d = duration_h * 24;
 114 const long duration_w = duration_d * 7;
 115 const long duration_y = duration_w * 52;
 116
 117 namespace nspace
 118 {
 119 #ifdef GCC34
 120         template<> struct hash<in_addr>
 121 #else
 122         template<> struct nspace::hash<in_addr>
 123 #endif
 124         {
 125                 size_t operator()(const struct in_addr &a) const
 126                 {
 127                         size_t q;
 128                         memcpy(&q,&a,sizeof(size_t));
 129                         return q;
 130                 }
 131         };
 132 #ifdef GCC34
 133         template<> struct hash<string>
 134 #else
 135         template<> struct nspace::hash<string>
 136 #endif
 137         {
 138                 size_t operator()(const string &s) const
 139                 {
 140                         char a[MAXBUF];
 141                         static struct hash<const char *> strhash;
 142                         strlcpy(a,s.c_str(),MAXBUF);
 143                         strlower(a);
 144                         return strhash(a);
 145                 }
 146         };
 147 }
 148
 149
 150 struct StrHashComp
 151 {
 152
 153         bool operator()(const string& s1, const string& s2) const
 154         {
 155                 char a[MAXBUF],b[MAXBUF];
 156                 strlcpy(a,s1.c_str(),MAXBUF);
 157                 strlcpy(b,s2.c_str(),MAXBUF);
 158                 return (strcasecmp(a,b) == 0);
 159         }
 160
 161 };
 162
 163 struct InAddr_HashComp
 164 {
 165
 166         bool operator()(const in_addr &s1, const in_addr &s2) const
 167         {
 168                 size_t q;
 169                 size_t p;
 170
 171                 memcpy(&q,&s1,sizeof(size_t));
 172                 memcpy(&p,&s2,sizeof(size_t));
 173
 174                 return (q == p);
 175         }
 176
 177 };
 178
 179
 180 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
 181 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
 182 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
 183 typedef std::deque<command_t> command_table;
 184
 185
 186 extern user_hash clientlist;
 187 extern chan_hash chanlist;
 188 extern user_hash whowas;
 189 extern command_table cmdlist;
 190 extern file_cache MOTD;
 191 extern file_cache RULES;
 192 extern address_cache IP;
 193
 194
 195 void handle_join(char **parameters, int pcnt, userrec *user)
 196 {
 197         chanrec* Ptr;
 198         int i = 0;
 199
 200         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 201                 return;
 202         if (parameters[0][0] == '#')
 203         {
 204                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 205         }
 206 }
 207
 208
 209 void handle_part(char **parameters, int pcnt, userrec *user)
 210 {
 211         chanrec* Ptr;
 212
 213         if (pcnt > 1)
 214         {
 215                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 216                         return;
 217                 del_channel(user,parameters[0],parameters[1],false);
 218         }
 219         else
 220         {
 221                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 222                         return;
 223                 del_channel(user,parameters[0],NULL,false);
 224         }
 225 }
 226
 227 void handle_kick(char **parameters, int pcnt, userrec *user)
 228 {
 229         chanrec* Ptr = FindChan(parameters[0]);
 230         userrec* u   = Find(parameters[1]);
 231
 232         if ((!u) || (!Ptr))
 233         {
 234                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 235                 return;
 236         }
 237
 238         if (!has_channel(user,Ptr))
 239         {
 240                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 241                 return;
 242         }
 243
 244         char reason[MAXBUF];
 245
 246         if (pcnt > 2)
 247         {
 248                 strlcpy(reason,parameters[2],MAXBUF);
 249                 if (strlen(reason)>MAXKICK)
 250                 {
 251                         reason[MAXKICK-1] = '\0';
 252                 }
 253
 254                 kick_channel(user,u,Ptr,reason);
 255         }
 256         else
 257         {
 258                 strlcpy(reason,user->nick,MAXBUF);
 259                 kick_channel(user,u,Ptr,reason);
 260         }
 261
 262         // this must be propogated so that channel membership is kept in step network-wide
 263
 264         char buffer[MAXBUF];
 265         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 266         NetSendToAll(buffer);
 267 }
 268
 269
 270 void handle_die(char **parameters, int pcnt, userrec *user)
 271 {
 272         log(DEBUG,"die: %s",user->nick);
 273         if (!strcmp(parameters[0],diepass))
 274         {
 275                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 276                 sleep(DieDelay);
 277                 Exit(ERROR);
 278         }
 279         else
 280         {
 281                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 282         }
 283 }
 284
 285 void handle_restart(char **parameters, int pcnt, userrec *user)
 286 {
 287         char restart[1024];
 288         char *argv[32];
 289         log(DEFAULT,"Restart: %s",user->nick);
 290         if (!strcmp(parameters[0],restartpass))
 291         {
 292                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 293
 294                 argv[0] = MyExecutable;
 295                 argv[1] = "-wait";
 296                 if (nofork)
 297                 {
 298                         argv[2] = "-nofork";
 299                 }
 300                 else
 301                 {
 302                         argv[2] = NULL;
 303                 }
 304                 argv[3] = NULL;
 305
 306                 // close ALL file descriptors
 307                 send_error("Server restarting.");
 308                 sleep(1);
 309                 for (int i = 0; i < 65536; i++)
 310                 {
 311                         int on = 0;
 312                         struct linger linger = { 0 };
 313                         setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
 314                         linger.l_onoff = 1;
 315                         linger.l_linger = 0;
 316                         setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
 317                         Blocking(i);
 318                         close(i);
 319                 }
 320                 sleep(5);
 321
 322                 execv(MyExecutable,argv);
 323
 324                 exit(0);
 325         }
 326         else
 327         {
 328                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 329         }
 330 }
 331
 332 void handle_kill(char **parameters, int pcnt, userrec *user)
 333 {
 334         userrec *u = Find(parameters[0]);
 335         char killreason[MAXBUF];
 336
 337         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 338         if (u)
 339         {
 340                 if (strcmp(ServerName,u->server))
 341                 {
 342                         // remote kill
 343                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 344                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 345                         WriteCommonExcept(u,"QUIT :%s",killreason);
 346                         // K token must go to ALL servers!!!
 347                         char buffer[MAXBUF];
 348                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 349                         NetSendToAll(buffer);
 350
 351                         user_hash::iterator iter = clientlist.find(u->nick);
 352                         if (iter != clientlist.end())
 353                         {
 354                                 log(DEBUG,"deleting user hash value %d",iter->second);
 355                                 if ((iter->second) && (user->registered == 7)) {
 356                                         delete iter->second;
 357                                         }
 358                         clientlist.erase(iter);
 359                         }
 360                         purge_empty_chans();
 361                 }
 362                 else
 363                 {
 364                         // local kill
 365                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 366                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 367                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 368                         kill_link(u,killreason);
 369                 }
 370         }
 371         else
 372         {
 373                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 374         }
 375 }
 376
 377 void handle_summon(char **parameters, int pcnt, userrec *user)
 378 {
 379         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 380 }
 381
 382 void handle_users(char **parameters, int pcnt, userrec *user)
 383 {
 384         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 385 }
 386
 387 void handle_pass(char **parameters, int pcnt, userrec *user)
 388 {
 389         // Check to make sure they havnt registered -- Fix by FCS
 390         if (user->registered == 7)
 391         {
 392                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 393                 return;
 394         }
 395         if (!strcasecmp(parameters[0],Passwd(user)))
 396         {
 397                 user->haspassed = true;
 398         }
 399 }
 400
 401 void handle_invite(char **parameters, int pcnt, userrec *user)
 402 {
 403         userrec* u = Find(parameters[0]);
 404         chanrec* c = FindChan(parameters[1]);
 405
 406         if ((!c) || (!u))
 407         {
 408                 if (!c)
 409                 {
 410                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 411                 }
 412                 else
 413                 {
 414                         if (c->inviteonly)
 415                         {
 416                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 417                         }
 418                 }
 419
 420                 return;
 421         }
 422
 423         if (c->inviteonly)
 424         {
 425                 if (cstatus(user,c) < STATUS_HOP)
 426                 {
 427                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 428                         return;
 429                 }
 430         }
 431         if (has_channel(u,c))
 432         {
 433                 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 434                 return;
 435         }
 436         if (!has_channel(user,c))
 437         {
 438                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 439                 return;
 440         }
 441
 442         int MOD_RESULT = 0;
 443         FOREACH_RESULT(OnUserPreInvite(user,u,c));
 444         if (MOD_RESULT == 1) {
 445                 return;
 446         }
 447
 448         u->InviteTo(c->name);
 449         WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 450         WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 451
 452         // i token must go to ALL servers!!!
 453         char buffer[MAXBUF];
 454         snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 455         NetSendToAll(buffer);
 456 }
 457
 458 void handle_topic(char **parameters, int pcnt, userrec *user)
 459 {
 460         chanrec* Ptr;
 461
 462         if (pcnt == 1)
 463         {
 464                 if (strlen(parameters[0]) <= CHANMAX)
 465                 {
 466                         Ptr = FindChan(parameters[0]);
 467                         if (Ptr)
 468                         {
 469                                 if (Ptr->topicset)
 470                                 {
 471                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 472                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 473                                 }
 474                                 else
 475                                 {
 476                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 477                                 }
 478                         }
 479                         else
 480                         {
 481                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 482                         }
 483                 }
 484                 return;
 485         }
 486         else if (pcnt>1)
 487         {
 488                 if (strlen(parameters[0]) <= CHANMAX)
 489                 {
 490                         Ptr = FindChan(parameters[0]);
 491                         if (Ptr)
 492                         {
 493                                 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
 494                                 {
 495                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 496                                         return;
 497                                 }
 498
 499                                 char topic[MAXBUF];
 500                                 strlcpy(topic,parameters[1],MAXBUF);
 501                                 if (strlen(topic)>MAXTOPIC)
 502                                 {
 503                                         topic[MAXTOPIC-1] = '\0';
 504                                 }
 505
 506                                 strlcpy(Ptr->topic,topic,MAXBUF);
 507                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 508                                 Ptr->topicset = time(NULL);
 509                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 510
 511                                 // t token must go to ALL servers!!!
 512                                 char buffer[MAXBUF];
 513                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 514                                 NetSendToAll(buffer);
 515                         }
 516                         else
 517                         {
 518                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 519                         }
 520                 }
 521         }
 522 }
 523
 524 void handle_names(char **parameters, int pcnt, userrec *user)
 525 {
 526         chanrec* c;
 527
 528         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 529                 return;
 530         c = FindChan(parameters[0]);
 531         if (c)
 532         {
 533                 /*WriteServ(user->fd,"353 %s = %s :%s", user->nick, c->name,*/
 534                 userlist(user,c);
 535                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 536         }
 537         else
 538         {
 539                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 540         }
 541 }
 542
 543 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 544 {
 545         userrec *dest;
 546         chanrec *chan;
 547
 548         user->idle_lastmsg = time(NULL);
 549
 550         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 551                 return;
 552         if (parameters[0][0] == '#')
 553         {
 554                 chan = FindChan(parameters[0]);
 555                 if (chan)
 556                 {
 557                         if ((chan->noexternal) && (!has_channel(user,chan)))
 558                         {
 559                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 560                                 return;
 561                         }
 562                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 563                         {
 564                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 565                                 return;
 566                         }
 567
 568                         int MOD_RESULT = 0;
 569
 570                         std::string temp = parameters[1];
 571                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 572                         if (MOD_RESULT) {
 573                                 return;
 574                         }
 575                         parameters[1] = (char*)temp.c_str();
 576
 577                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 578
 579                         // if any users of this channel are on remote servers, broadcast the packet
 580                         char buffer[MAXBUF];
 581                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 582                         NetSendToCommon(user,buffer);
 583                 }
 584                 else
 585                 {
 586                         /* no such nick/channel */
 587                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 588                 }
 589                 return;
 590         }
 591
 592         dest = Find(parameters[0]);
 593         if (dest)
 594         {
 595                 if (strcmp(dest->awaymsg,""))
 596                 {
 597                         /* auto respond with aweh msg */
 598                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 599                 }
 600
 601                 int MOD_RESULT = 0;
 602
 603                 std::string temp = parameters[1];
 604                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 605                 if (MOD_RESULT) {
 606                         return;
 607                 }
 608                 parameters[1] = (char*)temp.c_str();
 609
 610
 611
 612                 if (!strcmp(dest->server,user->server))
 613                 {
 614                         // direct write, same server
 615                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 616                 }
 617                 else
 618                 {
 619                         char buffer[MAXBUF];
 620                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 621                         NetSendToOne(dest->server,buffer);
 622                 }
 623         }
 624         else
 625         {
 626                 /* no such nick/channel */
 627                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 628         }
 629 }
 630
 631 void handle_notice(char **parameters, int pcnt, userrec *user)
 632 {
 633         userrec *dest;
 634         chanrec *chan;
 635
 636         user->idle_lastmsg = time(NULL);
 637
 638         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 639                 return;
 640         if (parameters[0][0] == '#')
 641         {
 642                 chan = FindChan(parameters[0]);
 643                 if (chan)
 644                 {
 645                         if ((chan->noexternal) && (!has_channel(user,chan)))
 646                         {
 647                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 648                                 return;
 649                         }
 650                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 651                         {
 652                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 653                                 return;
 654                         }
 655
 656                         int MOD_RESULT = 0;
 657
 658                         std::string temp = parameters[1];
 659                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 660                         if (MOD_RESULT) {
 661                                 return;
 662                         }
 663                         parameters[1] = (char*)temp.c_str();
 664
 665                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 666
 667                         // if any users of this channel are on remote servers, broadcast the packet
 668                         char buffer[MAXBUF];
 669                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 670                         NetSendToCommon(user,buffer);
 671                 }
 672                 else
 673                 {
 674                         /* no such nick/channel */
 675                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 676                 }
 677                 return;
 678         }
 679
 680         dest = Find(parameters[0]);
 681         if (dest)
 682         {
 683                 int MOD_RESULT = 0;
 684
 685                 std::string temp = parameters[1];
 686                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 687                 if (MOD_RESULT) {
 688                         return;
 689                 }
 690                 parameters[1] = (char*)temp.c_str();
 691
 692                 if (!strcmp(dest->server,user->server))
 693                 {
 694                         // direct write, same server
 695                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 696                 }
 697                 else
 698                 {
 699                         char buffer[MAXBUF];
 700                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 701                         NetSendToOne(dest->server,buffer);
 702                 }
 703         }
 704         else
 705         {
 706                 /* no such nick/channel */
 707                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 708         }
 709 }
 710
 711 void handle_server(char **parameters, int pcnt, userrec *user)
 712 {
 713         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 714         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 715 }
 716
 717 void handle_info(char **parameters, int pcnt, userrec *user)
 718 {
 719         WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
 720         WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
 721         WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
 722         FOREACH_MOD OnInfo(user);
 723         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 724 }
 725
 726 void handle_time(char **parameters, int pcnt, userrec *user)
 727 {
 728         time_t rawtime;
 729         struct tm * timeinfo;
 730
 731         time ( &rawtime );
 732         timeinfo = localtime ( &rawtime );
 733         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 734
 735 }
 736
 737 void handle_whois(char **parameters, int pcnt, userrec *user)
 738 {
 739         userrec *dest;
 740         char *t;
 741
 742         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 743                 return;
 744         dest = Find(parameters[0]);
 745         if (dest)
 746         {
 747                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 748                 if (dest->registered == 7)
 749                 {
 750                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 751                         if ((user == dest) || (strchr(user->modes,'o')))
 752                         {
 753                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
 754                         }
 755                         if (strcmp(chlist(dest),""))
 756                         {
 757                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
 758                         }
 759                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 760                         if (strcmp(dest->awaymsg,""))
 761                         {
 762                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 763                         }
 764                         if (strchr(dest->modes,'o'))
 765                         {
 766                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 767                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 768                         }
 769                         FOREACH_MOD OnWhois(user,dest);
 770                         if (!strcasecmp(user->server,dest->server))
 771                         {
 772                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 773                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-time(NULL)), dest->signon);
 774                         }
 775
 776                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 777                 }
 778                 else
 779                 {
 780                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 781                 }
 782         }
 783         else
 784         {
 785                 /* no such nick/channel */
 786                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 787         }
 788 }
 789
 790 void handle_quit(char **parameters, int pcnt, userrec *user)
 791 {
 792         user_hash::iterator iter = clientlist.find(user->nick);
 793         char* reason;
 794
 795         if (user->registered == 7)
 796         {
 797                 /* theres more to do here, but for now just close the socket */
 798                 if (pcnt == 1)
 799                 {
 800                         if (parameters[0][0] == ':')
 801                         {
 802                                 *parameters[0]++;
 803                         }
 804                         reason = parameters[0];
 805
 806                         if (strlen(reason)>MAXQUIT)
 807                         {
 808                                 reason[MAXQUIT-1] = '\0';
 809                         }
 810
 811                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
 812                         WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
 813                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 814
 815                         char buffer[MAXBUF];
 816                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 817                         NetSendToAll(buffer);
 818                 }
 819                 else
 820                 {
 821                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 822                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 823                         WriteCommonExcept(user,"QUIT :Client exited");
 824
 825                         char buffer[MAXBUF];
 826                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 827                         NetSendToAll(buffer);
 828                 }
 829                 FOREACH_MOD OnUserQuit(user);
 830                 AddWhoWas(user);
 831         }
 832
 833         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 834         fd_reap.push_back(user->fd);
 835
 836         if (iter != clientlist.end())
 837         {
 838                 clientlist.erase(iter);
 839                 log(DEBUG,"deleting user hash value %d",iter->second);
 840                 //if ((user) && (user->registered == 7)) {
 841                         //delete user;
 842                 //}
 843         }
 844
 845         if (user->registered == 7) {
 846                 purge_empty_chans();
 847         }
 848 }
 849
 850 void handle_who(char **parameters, int pcnt, userrec *user)
 851 {
 852         chanrec* Ptr = NULL;
 853         char tmp[10];
 854
 855         /* theres more to do here, but for now just close the socket */
 856         if (pcnt == 1)
 857         {
 858                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 859                 {
 860                         if (user->chans[0].channel)
 861                         {
 862                                 int n_list = 0;
 863                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 864                                 {
 865                                         Ptr = i->second->chans[0].channel;
 866                                         // suggested by phidjit and FCS
 867                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 868                                         {
 869                                                 // Bug Fix #29
 870                                                 strcpy(tmp, "");
 871                                                 if (strcmp(i->second->awaymsg, "")) {
 872                                                         strncat(tmp, "G", 9);
 873                                                 } else {
 874                                                         strncat(tmp, "H", 9);
 875                                                 }
 876                                                 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
 877                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr ? Ptr->name : "*", i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
 878                                                 n_list++;
 879                                                 if (n_list > MaxWhoResults)
 880                                                         break;
 881                                         }
 882                                 }
 883                         }
 884                         if (Ptr)
 885                         {
 886                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
 887                         }
 888                         else
 889                         {
 890                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, user->nick);
 891                         }
 892                         return;
 893                 }
 894                 if (parameters[0][0] == '#')
 895                 {
 896                         Ptr = FindChan(parameters[0]);
 897                         if (Ptr)
 898                         {
 899                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 900                                 {
 901                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
 902                                         {
 903                                                 // Fix Bug #29 - Part 2..
 904                                                 strcpy(tmp, "");
 905                                                 if (strcmp(i->second->awaymsg, "")) {
 906                                                         strncat(tmp, "G", 9);
 907                                                 } else {
 908                                                         strncat(tmp, "H", 9);
 909                                                 }
 910                                                 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
 911                                                 strcat(tmp, cmode(i->second, Ptr));
 912                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
 913                                         }
 914                                 }
 915                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
 916                         }
 917                         else
 918                         {
 919                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 920                         }
 921                 }
 922                 else
 923                 {
 924                         userrec* u = Find(parameters[0]);
 925                         if (u)
 926                         {
 927                                 // Bug Fix #29 -- Part 29..
 928                                 strcpy(tmp, "");
 929                                 if (strcmp(u->awaymsg, "")) {
 930                                         strncat(tmp, "G" ,9);
 931                                 } else {
 932                                         strncat(tmp, "H" ,9);
 933                                 }
 934                                 if (strchr(u->modes,'o')) { strncat(tmp, "*" ,9); }
 935                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->nick, u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
 936                         }
 937                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 938                 }
 939         }
 940         if (pcnt == 2)
 941         {
 942                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
 943                 {
 944                         for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 945                         {
 946                                 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
 947                                 {
 948                                         if (strchr(i->second->modes,'o'))
 949                                         {
 950                                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
 951                                                 // But i'm a poor bastard with nothing better to do.
 952                                                 strcpy(tmp, "");
 953                                                 if (strcmp(i->second->awaymsg, "")) {
 954                                                         strncat(tmp, "G" ,9);
 955                                                 } else {
 956                                                         strncat(tmp, "H" ,9);
 957                                                 }
 958
 959                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s",user->nick, user->nick, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
 960                                         }
 961                                 }
 962                         }
 963                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, user->nick);
 964                         return;
 965                 }
 966         }
 967 }
 968
 969 void handle_wallops(char **parameters, int pcnt, userrec *user)
 970 {
 971         WriteWallOps(user,false,"%s",parameters[0]);
 972 }
 973
 974 void handle_list(char **parameters, int pcnt, userrec *user)
 975 {
 976         chanrec* Ptr;
 977
 978         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
 979         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
 980         {
 981                 if ((!i->second->c_private) && (!i->second->secret))
 982                 {
 983                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
 984                 }
 985         }
 986         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
 987 }
 988
 989
 990 void handle_rehash(char **parameters, int pcnt, userrec *user)
 991 {
 992         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
 993         ReadConfig(false,user);
 994         FOREACH_MOD OnRehash();
 995         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
 996 }
 997
 998 void handle_lusers(char **parameters, int pcnt, userrec *user)
 999 {
1000         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1001         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1002         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1003         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1004         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1005 }
1006
1007 void handle_admin(char **parameters, int pcnt, userrec *user)
1008 {
1009         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1010         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1011         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1012         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1013 }
1014
1015 void handle_ping(char **parameters, int pcnt, userrec *user)
1016 {
1017         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1018 }
1019
1020 void handle_pong(char **parameters, int pcnt, userrec *user)
1021 {
1022         // set the user as alive so they survive to next ping
1023         user->lastping = 1;
1024 }
1025
1026 void handle_motd(char **parameters, int pcnt, userrec *user)
1027 {
1028         ShowMOTD(user);
1029 }
1030
1031 void handle_rules(char **parameters, int pcnt, userrec *user)
1032 {
1033         ShowRULES(user);
1034 }
1035
1036 void handle_user(char **parameters, int pcnt, userrec *user)
1037 {
1038         if (user->registered < 3)
1039         {
1040                 if (isident(parameters[0]) == 0) {
1041                         // This kinda Sucks, According to the RFC thou, its either this,
1042                         // or "You have already registered" :p -- Craig
1043                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1044                 }
1045                 else {
1046                         WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
1047                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1048                         strlcat(user->ident,parameters[0],IDENTMAX);
1049                         strlcpy(user->fullname,parameters[3],128);
1050                         user->registered = (user->registered | 1);
1051                 }
1052         }
1053         else
1054         {
1055                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1056                 return;
1057         }
1058         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1059         if (user->registered == 3)
1060         {
1061                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1062                 ConnectUser(user);
1063         }
1064 }
1065
1066 void handle_userhost(char **parameters, int pcnt, userrec *user)
1067 {
1068         char Return[MAXBUF],junk[MAXBUF];
1069         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1070         for (int i = 0; i < pcnt; i++)
1071         {
1072                 userrec *u = Find(parameters[i]);
1073                 if (u)
1074                 {
1075                         if (strchr(u->modes,'o'))
1076                         {
1077                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1078                                 strlcat(Return,junk,MAXBUF);
1079                         }
1080                         else
1081                         {
1082                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1083                                 strlcat(Return,junk,MAXBUF);
1084                         }
1085                 }
1086         }
1087         WriteServ(user->fd,Return);
1088 }
1089
1090
1091 void handle_ison(char **parameters, int pcnt, userrec *user)
1092 {
1093         char Return[MAXBUF];
1094         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1095         for (int i = 0; i < pcnt; i++)
1096         {
1097                 userrec *u = Find(parameters[i]);
1098                 if (u)
1099                 {
1100                         strlcat(Return,u->nick,MAXBUF);
1101                         strlcat(Return," ",MAXBUF);
1102                 }
1103         }
1104         WriteServ(user->fd,Return);
1105 }
1106
1107
1108 void handle_away(char **parameters, int pcnt, userrec *user)
1109 {
1110         if (pcnt)
1111         {
1112                 strlcpy(user->awaymsg,parameters[0],512);
1113                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1114         }
1115         else
1116         {
1117                 strlcpy(user->awaymsg,"",512);
1118                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1119         }
1120 }
1121
1122 void handle_whowas(char **parameters, int pcnt, userrec* user)
1123 {
1124         user_hash::iterator i = whowas.find(parameters[0]);
1125
1126         if (i == whowas.end())
1127         {
1128                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1129                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1130         }
1131         else
1132         {
1133                 time_t rawtime = i->second->signon;
1134                 tm *timeinfo;
1135                 char b[MAXBUF];
1136
1137                 timeinfo = localtime(&rawtime);
1138                 strlcpy(b,asctime(timeinfo),MAXBUF);
1139                 b[strlen(b)-1] = '\0';
1140
1141                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1142                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1143                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1144         }
1145
1146 }
1147
1148 void handle_trace(char **parameters, int pcnt, userrec *user)
1149 {
1150         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1151         {
1152                 if (i->second)
1153                 {
1154                         if (isnick(i->second->nick))
1155                         {
1156                                 if (strchr(i->second->modes,'o'))
1157                                 {
1158                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1159                                 }
1160                                 else
1161                                 {
1162                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1163                                 }
1164                         }
1165                         else
1166                         {
1167                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1168                         }
1169                 }
1170         }
1171 }
1172
1173 void handle_modules(char **parameters, int pcnt, userrec *user)
1174 {
1175         for (int i = 0; i < module_names.size(); i++)
1176         {
1177                         Version V = modules[i]->GetVersion();
1178                         char modulename[MAXBUF];
1179                         strlcpy(modulename,module_names[i].c_str(),256);
1180                         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));
1181         }
1182 }
1183
1184 void handle_stats(char **parameters, int pcnt, userrec *user)
1185 {
1186         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1187         if (pcnt != 1)
1188         {
1189                 return;
1190         }
1191         if (strlen(parameters[0])>1)
1192         {
1193                 /* make the stats query 1 character long */
1194                 parameters[0][1] = '\0';
1195         }
1196
1197
1198         if (!strcasecmp(parameters[0],"c"))
1199         {
1200                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1201                 {
1202                         ConfValue("link","name",i,Link_ServerName,&config_f);
1203                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1204                         ConfValue("link","port",i,Link_Port,&config_f);
1205                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1206                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1207                 }
1208         }
1209
1210         if (!strcasecmp(parameters[0],"i"))
1211         {
1212                 int idx = 0;
1213                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1214                 {
1215                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1216                         idx++;
1217                 }
1218         }
1219
1220         if (!strcasecmp(parameters[0],"y"))
1221         {
1222                 int idx = 0;
1223                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1224                 {
1225                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1226                         idx++;
1227                 }
1228         }
1229
1230         if (!strcmp(parameters[0],"U"))
1231         {
1232                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1233                 {
1234                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1235                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1236                 }
1237         }
1238
1239         if (!strcmp(parameters[0],"P"))
1240         {
1241                 int idx = 0;
1242                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1243                 {
1244                         if (strchr(i->second->modes,'o'))
1245                         {
1246                                 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(time(NULL) - i->second->idle_lastmsg));
1247                                 idx++;
1248                         }
1249                 }
1250                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1251         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1252         }
1253
1254         if (!strcmp(parameters[0],"k"))
1255         {
1256                 stats_k(user);
1257         }
1258
1259         if (!strcmp(parameters[0],"g"))
1260         {
1261                 stats_g(user);
1262         }
1263
1264         if (!strcmp(parameters[0],"q"))
1265         {
1266                 stats_q(user);
1267         }
1268
1269         if (!strcmp(parameters[0],"Z"))
1270         {
1271                 stats_z(user);
1272         }
1273
1274         /* stats m (list number of times each command has been used, plus bytecount) */
1275         if (!strcmp(parameters[0],"m"))
1276         {
1277                 for (int i = 0; i < cmdlist.size(); i++)
1278                 {
1279                         if (cmdlist[i].handler_function)
1280                         {
1281                                 if (cmdlist[i].use_count)
1282                                 {
1283                                         /* RPL_STATSCOMMANDS */
1284                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1285                                 }
1286                         }
1287                 }
1288
1289         }
1290
1291         /* stats z (debug and memory info) */
1292         if (!strcmp(parameters[0],"z"))
1293         {
1294                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1295                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1296                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1297                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1298                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1299                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1300                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1301                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1302         }
1303
1304         /* stats o */
1305         if (!strcmp(parameters[0],"o"))
1306         {
1307                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1308                 {
1309                         char LoginName[MAXBUF];
1310                         char HostName[MAXBUF];
1311                         char OperType[MAXBUF];
1312                         ConfValue("oper","name",i,LoginName,&config_f);
1313                         ConfValue("oper","host",i,HostName,&config_f);
1314                         ConfValue("oper","type",i,OperType,&config_f);
1315                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1316                 }
1317         }
1318
1319         /* stats l (show user I/O stats) */
1320         if (!strcmp(parameters[0],"l"))
1321         {
1322                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1323                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1324                 {
1325                         if (isnick(i->second->nick))
1326                         {
1327                                 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);
1328                         }
1329                         else
1330                         {
1331                                 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);
1332                         }
1333
1334                 }
1335         }
1336
1337         /* stats u (show server uptime) */
1338         if (!strcmp(parameters[0],"u"))
1339         {
1340                 time_t current_time = 0;
1341                 current_time = time(NULL);
1342                 time_t server_uptime = current_time - startup_time;
1343                 struct tm* stime;
1344                 stime = gmtime(&server_uptime);
1345                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1346                  * Craig suggested this, and it seemed a good idea so in it went */
1347                 if (stime->tm_year > 70)
1348                 {
1349                         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);
1350                 }
1351                 else
1352                 {
1353                         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);
1354                 }
1355         }
1356
1357         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1358         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1359
1360 }
1361
1362 void handle_connect(char **parameters, int pcnt, userrec *user)
1363 {
1364         char Link_ServerName[1024];
1365         char Link_IPAddr[1024];
1366         char Link_Port[1024];
1367         char Link_Pass[1024];
1368         int LinkPort;
1369         bool found = false;
1370
1371         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1372         {
1373                 if (!found)
1374                 {
1375                         ConfValue("link","name",i,Link_ServerName,&config_f);
1376                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1377                         ConfValue("link","port",i,Link_Port,&config_f);
1378                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1379                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1380                         LinkPort = atoi(Link_Port);
1381                         if (match(Link_ServerName,parameters[0])) {
1382                                 found = true;
1383                                 break;
1384                         }
1385                 }
1386         }
1387
1388         if (!found) {
1389                 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1390                 return;
1391         }
1392
1393         // TODO: Perform a check here to stop a server being linked twice!
1394
1395         WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1396
1397         if (me[defaultRoute])
1398         {
1399                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1400                 return;
1401         }
1402         else
1403         {
1404                 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);
1405         }
1406 }
1407
1408 void handle_squit(char **parameters, int pcnt, userrec *user)
1409 {
1410         // send out an squit across the mesh and then clear the server list (for local squit)
1411         if (!pcnt)
1412         {
1413                 WriteOpers("SQUIT command issued by %s",user->nick);
1414                 char buffer[MAXBUF];
1415                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1416                 NetSendToAll(buffer);
1417                 DoSplitEveryone();
1418         }
1419         else
1420         {
1421                 WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
1422         }
1423 }
1424
1425 void handle_links(char **parameters, int pcnt, userrec *user)
1426 {
1427         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1428         for (int j = 0; j < 32; j++)
1429         {
1430                 if (me[j] != NULL)
1431                 {
1432                         for (int k = 0; k < me[j]->connectors.size(); k++)
1433                         {
1434                                 WriteServ(user->fd,"364 %s %s %s :1 %s",user->nick,me[j]->connectors[k].GetServerName().c_str(),ServerName,me[j]->connectors[k].GetDescription().c_str());
1435                         }
1436                 }
1437         }
1438         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1439 }
1440
1441 void handle_map(char **parameters, int pcnt, userrec *user)
1442 {
1443         char line[MAXBUF];
1444         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1445         while (strlen(line) < 50)
1446                 strcat(line," ");
1447         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)usercnt())*100));
1448         for (int j = 0; j < 32; j++)
1449         {
1450                 if (me[j] != NULL)
1451                 {
1452                         for (int k = 0; k < me[j]->connectors.size(); k++)
1453                         {
1454                                 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1455                                 while (strlen(line) < 50)
1456                                         strcat(line," ");
1457                                 WriteServ(user->fd,"%s%d (%.2f%%)",line,map_count(me[j]->connectors[k].GetServerName().c_str()),(float)(((float)map_count(me[j]->connectors[k].GetServerName().c_str())/(float)usercnt())*100));
1458                         }
1459                 }
1460         }
1461         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1462 }
1463
1464 bool is_uline(const char* server)
1465 {
1466         char ServName[MAXBUF];
1467         int i,j;
1468
1469         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1470         {
1471                 ConfValue("uline","server",i,ServName,&config_f);
1472                 if (!strcasecmp(server,ServName))
1473                 {
1474                         return true;
1475                 }
1476         }
1477         return false;
1478 }
1479
1480
1481 void handle_oper(char **parameters, int pcnt, userrec *user)
1482 {
1483         char LoginName[MAXBUF];
1484         char Password[MAXBUF];
1485         char OperType[MAXBUF];
1486         char TypeName[MAXBUF];
1487         char Hostname[MAXBUF];
1488         int i,j;
1489
1490         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1491         {
1492                 ConfValue("oper","name",i,LoginName,&config_f);
1493                 ConfValue("oper","password",i,Password,&config_f);
1494                 if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])))
1495                 {
1496                         /* correct oper credentials */
1497                         ConfValue("oper","type",i,OperType,&config_f);
1498                         WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1499                         WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1500                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1501                         char global[MAXBUF];
1502                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1503                         NetSendToAll(global);
1504                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1505                         {
1506                                 ConfValue("type","name",j,TypeName,&config_f);
1507                                 if (!strcmp(TypeName,OperType))
1508                                 {
1509                                         /* found this oper's opertype */
1510                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1511                                         NetSendToAll(global);
1512                                         ConfValue("type","host",j,Hostname,&config_f);
1513                                         ChangeDisplayedHost(user,Hostname);
1514                                         strlcpy(user->oper,TypeName,NICKMAX);
1515                                 }
1516                         }
1517                         if (!strchr(user->modes,'o'))
1518                         {
1519                                 strcat(user->modes,"o");
1520                         }
1521                         FOREACH_MOD OnOper(user);
1522                         return;
1523                 }
1524         }
1525         /* no such oper */
1526         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1527         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1528 }
1529
1530 void handle_nick(char **parameters, int pcnt, userrec *user)
1531 {
1532         if (pcnt < 1)
1533         {
1534                 log(DEBUG,"not enough params for handle_nick");
1535                 return;
1536         }
1537         if (!parameters[0])
1538         {
1539                 log(DEBUG,"invalid parameter passed to handle_nick");
1540                 return;
1541         }
1542         if (!strlen(parameters[0]))
1543         {
1544                 log(DEBUG,"zero length new nick passed to handle_nick");
1545                 return;
1546         }
1547         if (!user)
1548         {
1549                 log(DEBUG,"invalid user passed to handle_nick");
1550                 return;
1551         }
1552         if (!user->nick)
1553         {
1554                 log(DEBUG,"invalid old nick passed to handle_nick");
1555                 return;
1556         }
1557         if (!strcasecmp(user->nick,parameters[0]))
1558         {
1559                 log(DEBUG,"old nick is new nick, skipping");
1560                 return;
1561         }
1562         else
1563         {
1564                 if (strlen(parameters[0]) > 1)
1565                 {
1566                         if (parameters[0][0] == ':')
1567                         {
1568                                 *parameters[0]++;
1569                         }
1570                 }
1571                 if (matches_qline(parameters[0]))
1572                 {
1573                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1574                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1575                         return;
1576                 }
1577                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1578                 {
1579                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1580                         return;
1581                 }
1582         }
1583         if (isnick(parameters[0]) == 0)
1584         {
1585                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1586                 return;
1587         }
1588
1589         if (user->registered == 7)
1590         {
1591                 int MOD_RESULT = 0;
1592                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1593                 if (MOD_RESULT) {
1594                         // if a module returns true, the nick change is silently forbidden.
1595                         return;
1596                 }
1597
1598                 WriteCommon(user,"NICK %s",parameters[0]);
1599
1600                 // Q token must go to ALL servers!!!
1601                 char buffer[MAXBUF];
1602                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1603                 NetSendToAll(buffer);
1604
1605         }
1606
1607         /* change the nick of the user in the users_hash */
1608         user = ReHashNick(user->nick, parameters[0]);
1609         /* actually change the nick within the record */
1610         if (!user) return;
1611         if (!user->nick) return;
1612
1613         strlcpy(user->nick, parameters[0],NICKMAX);
1614
1615         log(DEBUG,"new nick set: %s",user->nick);
1616
1617         if (user->registered < 3)
1618                 user->registered = (user->registered | 2);
1619         if (user->registered == 3)
1620         {
1621                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1622                 ConnectUser(user);
1623         }
1624 }
1625
1626
1627
1628 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1629 {
1630         char* src = strtok(params," ");
1631         char* dest = strtok(NULL," :");
1632         char* text = strtok(NULL,"\r\n");
1633         text++;
1634
1635         userrec* user = Find(src);
1636         if (user)
1637         {
1638                 userrec* dst = Find(dest);
1639
1640                 if (dst)
1641                 {
1642                         WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1643                 }
1644                 else
1645                 {
1646                         chanrec* d = FindChan(dest);
1647                         if (d)
1648                         {
1649                                 ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1650                         }
1651                 }
1652         }
1653
1654 }
1655
1656
1657 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1658 {
1659         char* src = strtok(params," ");
1660         char* dest = strtok(NULL," :");
1661         char* text = strtok(NULL,"\r\n");
1662         text++;
1663
1664         userrec* user = Find(src);
1665         if (user)
1666         {
1667                 userrec* dst = Find(dest);
1668
1669                 if (dst)
1670                 {
1671                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1672                 }
1673                 else
1674                 {
1675                         chanrec* d = FindChan(dest);
1676                         if (d)
1677                         {
1678                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1679                         }
1680                 }
1681         }
1682
1683 }
1684
1685 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1686 {
1687         char* nick = strtok(params," ");
1688         char* from = strtok(NULL," ");
1689         char* channel = strtok(NULL," ");
1690         userrec* u = Find(nick);
1691         userrec* user = Find(from);
1692         chanrec* c = FindChan(channel);
1693         if ((c) && (u) && (user))
1694         {
1695                 u->InviteTo(c->name);
1696                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1697         }
1698 }
1699
1700 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1701 {
1702         char* setby = strtok(params," ");
1703         char* channel = strtok(NULL," :");
1704         char* topic = strtok(NULL,"\r\n");
1705         topic++;
1706         userrec* u = Find(setby);
1707         chanrec* c = FindChan(channel);
1708         if ((c) && (u))
1709         {
1710                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
1711                 strlcpy(c->topic,topic,MAXTOPIC);
1712                 strlcpy(c->setby,u->nick,NICKMAX);
1713                 c->topicset = time(NULL);
1714         }
1715 }
1716
1717
1718 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1719 {
1720         char* tm = strtok(params," ");
1721         char* setby = strtok(NULL," ");
1722         char* channel = strtok(NULL," :");
1723         char* topic = strtok(NULL,"\r\n");
1724         topic++;
1725         time_t TS = atoi(tm);
1726         chanrec* c = FindChan(channel);
1727         if (c)
1728         {
1729                 // in the case of topics and TS, the *NEWER*
1730                 if (TS <= c->topicset)
1731                 {
1732                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
1733                         strlcpy(c->topic,topic,MAXTOPIC);
1734                         strlcpy(c->setby,setby,NICKMAX);
1735                 }
1736         }
1737 }
1738
1739 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1740 {
1741         char* pars[128];
1742         char original[MAXBUF],target[MAXBUF];
1743         strlcpy(original,params,MAXBUF);
1744         int index = 0;
1745         char* parameter = strtok(params," ");
1746         strlcpy(target,parameter,MAXBUF);
1747         while (parameter)
1748         {
1749                 if (parameter[0] == ':')
1750                         parameter++;
1751                 pars[index++] = parameter;
1752                 parameter = strtok(NULL," ");
1753         }
1754         log(DEBUG,"*** MODE: %s %s",pars[0],pars[1]);
1755         merge_mode(pars,index);
1756         if (FindChan(target))
1757         {
1758                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
1759         }
1760         if (Find(target))
1761         {
1762                 Write(Find(target)->fd,":%s MODE %s",ServerName,original);
1763         }
1764 }
1765
1766 // m is modes set by users only (not servers) valid targets are channels or users.
1767
1768 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1769 {
1770         // m blah #chatspike +b *!test@*4
1771         char* pars[128];
1772         char original[MAXBUF];
1773         strlcpy(original,params,MAXBUF);
1774
1775         if (!strchr(params,' '))
1776         {
1777                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
1778                 return;
1779         }
1780
1781         int index = 0;
1782
1783         char* src = strtok(params," ");
1784         userrec* user = Find(src);
1785
1786         if (user)
1787         {
1788                 log(DEBUG,"Found user: %s",user->nick);
1789                 char* parameter = strtok(NULL," ");
1790                 while (parameter)
1791                 {
1792                         pars[index++] = parameter;
1793                         parameter = strtok(NULL," ");
1794                 }
1795
1796                 log(DEBUG,"Calling merge_mode2");
1797                 merge_mode2(pars,index,user);
1798         }
1799 }
1800
1801
1802 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1803 {
1804         char* nick = strtok(params," ");
1805         char* channel = strtok(NULL," :");
1806         char* reason = strtok(NULL,"\r\n");
1807         userrec* user = Find(nick);
1808         reason++;
1809         if (user)
1810         {
1811                 if (strcmp(reason,""))
1812                 {
1813                         del_channel(user,channel,reason,true);
1814                 }
1815                 else
1816                 {
1817                         del_channel(user,channel,NULL,true);
1818                 }
1819         }
1820 }
1821
1822 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1823 {
1824         char* src = strtok(params," ");
1825         char* nick = strtok(NULL," :");
1826         char* reason = strtok(NULL,"\r\n");
1827         char kreason[MAXBUF];
1828         reason++;
1829
1830         userrec* u = Find(nick);
1831         userrec* user = Find(src);
1832
1833         if ((user) && (u))
1834         {
1835                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
1836                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
1837                 snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
1838                 kill_link(u,kreason);
1839         }
1840 }
1841
1842 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1843 {
1844         char* nick = strtok(params," :");
1845         char* reason = strtok(NULL,"\r\n");
1846         reason++;
1847
1848         userrec* user = Find(nick);
1849
1850         if (user)
1851         {
1852                 if (strlen(reason)>MAXQUIT)
1853                 {
1854                         reason[MAXQUIT-1] = '\0';
1855                 }
1856
1857
1858                 WriteCommonExcept(user,"QUIT :%s",reason);
1859
1860                 user_hash::iterator iter = clientlist.find(user->nick);
1861
1862                 if (iter != clientlist.end())
1863                 {
1864                         log(DEBUG,"deleting user hash value %d",iter->second);
1865                         if ((iter->second) && (user->registered == 7)) {
1866                                 delete iter->second;
1867                         }
1868                         clientlist.erase(iter);
1869                 }
1870
1871                 purge_empty_chans();
1872         }
1873 }
1874
1875 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1876 {
1877         char* oldnick = strtok(params," ");
1878         char* newnick = strtok(NULL," ");
1879
1880         userrec* user = Find(oldnick);
1881
1882         if (user)
1883         {
1884                 WriteCommon(user,"NICK %s",newnick);
1885                 if (is_uline(tcp_host))
1886                 {
1887                         int MOD_RESULT = 0;
1888                         FOREACH_RESULT(OnUserPreNick(user,newnick));
1889                         if (MOD_RESULT) {
1890                                 // if a module returns true, the nick change couldnt be allowed
1891                                 kill_link(user,"Nickname collision");
1892                                 return;
1893                         }
1894                         if (matches_qline(newnick))
1895                         {
1896                                 kill_link(user,"Nickname collision");
1897                                 return;
1898                         }
1899
1900                         // broadcast this because its a services thingy
1901                         char buffer[MAXBUF];
1902                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
1903                         NetSendToAll(buffer);
1904                 }
1905                 user = ReHashNick(user->nick, newnick);
1906                 if (!user) return;
1907                 if (!user->nick) return;
1908                 strlcpy(user->nick, newnick,NICKMAX);
1909                 log(DEBUG,"new nick set: %s",user->nick);
1910         }
1911 }
1912
1913 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
1914 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1915 {
1916         char* src = strtok(params," ");
1917         char* dest = strtok(NULL," ");
1918         char* channel = strtok(NULL," :");
1919         char* reason = strtok(NULL,"\r\n");
1920         reason++;
1921         userrec* s = Find(src);
1922         userrec* d = Find(dest);
1923         chanrec* c = FindChan(channel);
1924         if ((s) && (d) && (c))
1925         {
1926                 kick_channel(s,d,c,reason);
1927                 return;
1928         }
1929         d = Find(channel);
1930         c = FindChan(dest);
1931         if ((s) && (d) && (c))
1932         {
1933                 kick_channel(s,d,c,reason);
1934                 return;
1935         }
1936 }
1937
1938 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1939 {
1940         char* who = strtok(params," :");
1941         char* text = strtok(NULL,"\r\n");
1942         text++;
1943         userrec* s = Find(who);
1944         if (s)
1945         {
1946                 WriteWallOps(s,true,text);
1947         }
1948 }
1949
1950 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1951 {
1952         log(DEBUG,"Adding ULined server %s to my map",params);
1953         ircd_connector s;
1954         s.SetState(STATE_DISCONNECTED);
1955         s.SetServerName(params);
1956
1957         for (int j = 0; j < 32; j++)
1958         {
1959                 if (me[j] != NULL)
1960                 {
1961                         for (int k = 0; k < me[j]->connectors.size(); k++)
1962                         {
1963                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
1964                                 {
1965                                         // dont allow a server to be added twice
1966                                         log(DEBUG,"ULined server %s already in the map!",params);
1967                                         return;
1968                                 }
1969                         }
1970                 }
1971         }
1972
1973         source->connectors.push_back(s);
1974         WriteOpers("Non-Mesh server %s has joined the network",params);
1975 }
1976
1977 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1978 {
1979         char* tm = strtok(params," ");
1980         char* nick = strtok(NULL," ");
1981         char* host = strtok(NULL," ");
1982         char* dhost = strtok(NULL," ");
1983         char* ident = strtok(NULL," ");
1984         char* modes = strtok(NULL," ");
1985         char* ipaddr = strtok(NULL," ");
1986         char* server = strtok(NULL," :");
1987         char* gecos = strtok(NULL,"\r\n");
1988         gecos++;
1989         modes++;
1990         time_t TS = atoi(tm);
1991         user_hash::iterator iter = clientlist.find(nick);
1992         if (iter != clientlist.end())
1993         {
1994                 // nick collision
1995                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
1996                 char str[MAXBUF];
1997                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
1998                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
1999                 kill_link(iter->second,str);
2000         }
2001         clientlist[nick] = new userrec();
2002         // remote users have an fd of -1. This is so that our Write abstraction
2003         // routines know to route any messages to this record away to whatever server
2004         // theyre on.
2005         clientlist[nick]->fd = -1;
2006         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2007         strlcpy(clientlist[nick]->host, host,160);
2008         strlcpy(clientlist[nick]->dhost, dhost,160);
2009         strlcpy(clientlist[nick]->server, server,256);
2010         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2011         strlcpy(clientlist[nick]->fullname, gecos,128);
2012         clientlist[nick]->signon = TS;
2013         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2014         clientlist[nick]->lastping = 1;
2015         clientlist[nick]->port = 0; // so is this...
2016         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2017         clientlist[nick]->idle_lastmsg = time(NULL); // this is unrealiable and wont actually be used locally
2018         for (int i = 0; i < MAXCHANS; i++)
2019         {
2020                 clientlist[nick]->chans[i].channel = NULL;
2021                 clientlist[nick]->chans[i].uc_modes = 0;
2022         }
2023 }
2024
2025 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2026 {
2027         long tdiff = time(NULL) - atoi(params);
2028         if (tdiff)
2029                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2030 }
2031
2032 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2033 {
2034         char* nick = strtok(params," :");
2035         char* gecos = strtok(NULL,"\r\n");
2036
2037         userrec* user = Find(nick);
2038
2039         if (user)
2040                 strlcpy(user->fullname,gecos,MAXBUF);
2041 }
2042
2043 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2044 {
2045         char* nick = strtok(params," ");
2046         char* host = strtok(NULL," ");
2047
2048         userrec* user = Find(nick);
2049
2050         if (user)
2051                 strlcpy(user->dhost,host,160);
2052 }
2053
2054 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2055 {
2056         // %s %s %d %d
2057         // + test3.chatspike.net 7010 -2016508415
2058         char* servername = strtok(params," ");
2059         char* ipaddr = strtok(NULL," ");
2060         char* ipport = strtok(NULL," ");
2061         char* cookie = strtok(NULL," ");
2062         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2063
2064
2065         bool conn_already = false;
2066         for (int i = 0; i < 32; i++)
2067         {
2068                 if (me[i] != NULL)
2069                 {
2070                         for (int j = 0; j < me[i]->connectors.size(); j++)
2071                         {
2072                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2073                                 {
2074                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2075                                         {
2076                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2077                                                 conn_already = true;
2078                                         }
2079                                 }
2080                         }
2081                 }
2082         }
2083         if (!conn_already)
2084                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2085 }
2086
2087 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2088 {
2089         char* server = strtok(params," ");
2090         char* data = strtok(NULL,"\r\n");
2091         if ((!data) || (!server))
2092         {
2093                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2094                 return;
2095         }
2096
2097         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2098         NetSendToOne(server,data);
2099 }
2100
2101 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2102 {
2103         // IMPORTANT NOTE
2104         // The J token currently has no timestamp - this needs looking at
2105         // because it will allow splitriding.
2106         char* nick = strtok(params," ");
2107         char* channel = strtok(NULL," ");
2108         userrec* user = Find(nick);
2109         while (channel)
2110         {
2111                 if ((user != NULL) && (strcmp(channel,"")))
2112                 {
2113                         char privilage = '\0';
2114                         if (channel[0] != '#')
2115                         {
2116                                 privilage = channel[0];
2117                                 channel++;
2118                         }
2119                         add_channel(user,channel,"",true);
2120
2121                         // now work out the privilages they should have on each channel
2122                         // and send the appropriate servermodes.
2123                         for (int i = 0; i != MAXCHANS; i++)
2124                         {
2125                                 if (user->chans[i].channel)
2126                                 {
2127                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2128                                         {
2129                                                 if (privilage == '@')
2130                                                 {
2131                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2132                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2133                                                 }
2134                                                 if (privilage == '%')
2135                                                 {
2136                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2137                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2138                                                 }
2139                                                 if (privilage == '+')
2140                                                 {
2141                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2142                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2143                                                 }
2144                                         }
2145                                 }
2146                         }
2147
2148                 }
2149                 channel = strtok(NULL," ");
2150         }
2151 }
2152
2153 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2154 {
2155         log(DEBUG,"Storing routing table...");
2156         char* sourceserver = strtok(params," ");
2157         char* server = strtok(NULL," ");
2158         for (int i = 0; i < 32; i++)
2159         {
2160                 if (me[i] != NULL)
2161                 {
2162                         for (int j = 0; j < me[i]->connectors.size(); j++)
2163                         {
2164                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2165                                 {
2166                                         me[i]->connectors[j].routes.clear();
2167                                         log(DEBUG,"Found entry for source server.");
2168                                         while (server)
2169                                         {
2170                                                 // store each route
2171                                                 me[i]->connectors[j].routes.push_back(server);
2172                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2173                                                 server = strtok(NULL," ");
2174                                         }
2175                                         return;
2176                                 }
2177                         }
2178                 }
2179         }
2180         log(DEBUG,"Warning! routing table received from nonexistent server!");
2181 }
2182
2183 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2184 {
2185         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2186         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2187         bool go_again = true;
2188         while (go_again)
2189         {
2190                 go_again = false;
2191                 for (int i = 0; i < 32; i++)
2192                 {
2193                         if (me[i] != NULL)
2194                         {
2195                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2196                                 {
2197                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2198                                         {
2199                                                 j->routes.clear();
2200                                                 j->CloseConnection();
2201                                                 me[i]->connectors.erase(j);
2202                                                 go_again = true;
2203                                                 break;
2204                                         }
2205                                 }
2206                         }
2207                 }
2208         }
2209         log(DEBUG,"Removed server. Will remove clients...");
2210         // iterate through the userlist and remove all users on this server.
2211         // because we're dealing with a mesh, we dont have to deal with anything
2212         // "down-route" from this server (nice huh)
2213         go_again = true;
2214         char reason[MAXBUF];
2215         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2216         while (go_again)
2217         {
2218                 go_again = false;
2219                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2220                 {
2221                         if (!strcasecmp(u->second->server,params))
2222                         {
2223                                 kill_link(u->second,reason);
2224                                 go_again = true;
2225                                 break;
2226                         }
2227                 }
2228         }
2229 }
2230
2231 long authcookie;
2232
2233 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2234 {
2235         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2236         log(DEBUG,"Adding G-line");
2237         char* mask = strtok(params," ");
2238         char* who = strtok(NULL," ");
2239         char* create_time = strtok(NULL," ");
2240         char* duration = strtok(NULL," :");
2241         char* reason = strtok(NULL,"\r\n");
2242         add_gline(atoi(duration),who,reason,mask);
2243         // we must update the creation time on this gline
2244         // now that we've added it, or it wont expire at the right time.
2245         gline_set_creation_time(mask,atoi(create_time));
2246         if (!atoi(duration))
2247         {
2248                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2249         }
2250         else
2251         {
2252                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2253         }
2254         apply_lines();
2255 }
2256
2257 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2258 {
2259         log(DEBUG,"Removing G-line");
2260         char* mask = strtok(params," ");
2261         char* who = strtok(NULL," ");
2262         if (mask)
2263         {
2264                 if (del_gline(mask))
2265                 {
2266                         if (who)
2267                         {
2268                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2269                         }
2270                 }
2271         }
2272 }
2273
2274 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2275 {
2276         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2277         log(DEBUG,"Adding Q-line");
2278         char* mask = strtok(params," ");
2279         char* who = strtok(NULL," ");
2280         char* create_time = strtok(NULL," ");
2281         char* duration = strtok(NULL," :");
2282         char* reason = strtok(NULL,"\r\n");
2283         add_qline(atoi(duration),who,reason,mask);
2284         // we must update the creation time on this gline
2285         // now that we've added it, or it wont expire at the right time.
2286         qline_set_creation_time(mask,atoi(create_time));
2287         qline_make_global(mask);
2288         if (!atoi(duration))
2289         {
2290                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2291         }
2292         else
2293         {
2294                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2295         }
2296         apply_lines();
2297 }
2298
2299 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2300 {
2301         log(DEBUG,"Removing Q-line");
2302         char* mask = strtok(params," ");
2303         char* who = strtok(NULL," ");
2304         if (mask)
2305         {
2306                 if (del_qline(mask))
2307                 {
2308                         if (who)
2309                         {
2310                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2311                         }
2312                 }
2313         }
2314 }
2315
2316 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2317 {
2318         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2319         log(DEBUG,"Adding Z-line");
2320         char* mask = strtok(params," ");
2321         char* who = strtok(NULL," ");
2322         char* create_time = strtok(NULL," ");
2323         char* duration = strtok(NULL," :");
2324         char* reason = strtok(NULL,"\r\n");
2325         add_zline(atoi(duration),who,reason,mask);
2326         // we must update the creation time on this gline
2327         // now that we've added it, or it wont expire at the right time.
2328         zline_set_creation_time(mask,atoi(create_time));
2329         zline_make_global(mask);
2330         if (!atoi(duration))
2331         {
2332                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2333         }
2334         else
2335         {
2336                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2337         }
2338         apply_lines();
2339 }
2340
2341 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2342 {
2343         log(DEBUG,"Removing Z-line");
2344         char* mask = strtok(params," ");
2345         char* who = strtok(NULL," ");
2346         if (mask)
2347         {
2348                 if (del_zline(mask))
2349                 {
2350                         if (who)
2351                         {
2352                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2353                         }
2354                 }
2355         }
2356 }
2357
2358 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2359 {
2360         char* nick = strtok(params," ");
2361         char* type = strtok(params," ");
2362         userrec* u = Find(nick);
2363         if (u)
2364         {
2365                 strlcpy(u->oper,type,NICKMAX);
2366         }
2367 }
2368
2369
2370 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2371 {
2372         char buffer[MAXBUF];
2373
2374         switch(token)
2375         {
2376                 // Y <TS>
2377                 // start netburst
2378                 case 'Y':
2379                         nb_start = time(NULL);
2380                         WriteOpers("Server %s is starting netburst.",tcp_host);
2381                         // now broadcast this new servers address out to all servers that are linked to us,
2382                         // except the newcomer. They'll all attempt to connect back to it.
2383                         authcookie = rand()*rand();
2384                         snprintf(buffer,MAXBUF,"~ %d",authcookie);
2385                         NetSendToAll(buffer);
2386                 break;
2387                 // ~
2388                 // Store authcookie
2389                 // once stored, this authcookie permits other servers to log in
2390                 // without user or password, using it.
2391                 case '~':
2392                         auth_cookies.push_back(atoi(params));
2393                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2394                 break;
2395                 // connect back to a server using an authcookie
2396                 case '+':
2397                         handle_plus(token,params,source,reply,tcp_host);
2398                 break;
2399                 // routing table
2400                 case '$':
2401                         handle_dollar(token,params,source,reply,tcp_host);
2402                 break;
2403                 // node unreachable - we cant route to a server, sooooo we slit it off.
2404                 // servers can generate these for themselves for an squit.
2405                 case '&':
2406                         handle_amp(token,params,source,reply,tcp_host);
2407                 break;
2408                 // R <server> <data>
2409                 // redirect token, send all of <data> along to the given
2410                 // server as this server has been found to still have a route to it
2411                 case 'R':
2412                         handle_R(token,params,source,reply,tcp_host);
2413                 break;
2414                 // ?
2415                 // ping
2416                 case '?':
2417                         reply->SendPacket("!",tcp_host);
2418                 break;
2419                 // ?
2420                 // pong
2421                 case '!':
2422                 break;
2423                 // *
2424                 // no operation
2425                 case '*':
2426                 break;
2427                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2428                 // introduce remote client
2429                 case 'N':
2430                         handle_N(token,params,source,reply,tcp_host);
2431                 break;
2432                 // a <NICK> :<GECOS>
2433                 // change GECOS (SETNAME)
2434                 case 'a':
2435                         handle_a(token,params,source,reply,tcp_host);
2436                 break;
2437                 // b <NICK> :<HOST>
2438                 // change displayed host (SETHOST)
2439                 case 'b':
2440                         handle_b(token,params,source,reply,tcp_host);
2441                 break;
2442                 // t <NICK> <CHANNEL> :<TOPIC>
2443                 // change a channel topic
2444                 case 't':
2445                         handle_t(token,params,source,reply,tcp_host);
2446                 break;
2447                 // i <NICK> <CHANNEL>
2448                 // invite a user to a channel
2449                 case 'i':
2450                         handle_i(token,params,source,reply,tcp_host);
2451                 break;
2452                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2453                 // kick a user from a channel
2454                 case 'k':
2455                         handle_k(token,params,source,reply,tcp_host);
2456                 break;
2457                 // n <NICK> <NEWNICK>
2458                 // change nickname of client -- a server should only be able to
2459                 // change the nicknames of clients that reside on it unless
2460                 // they are ulined.
2461                 case 'n':
2462                         handle_n(token,params,source,reply,tcp_host);
2463                 break;
2464                 // J <NICK> <CHANLIST>
2465                 // Join user to channel list, merge channel permissions
2466                 case 'J':
2467                         handle_J(token,params,source,reply,tcp_host);
2468                 break;
2469                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2470                 // change channel topic (netburst only)
2471                 case 'T':
2472                         handle_T(token,params,source,reply,tcp_host);
2473                 break;
2474                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2475                 // Server setting modes on an object
2476                 case 'M':
2477                         handle_M(token,params,source,reply,tcp_host);
2478                 break;
2479                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2480                 // User setting modes on an object
2481                 case 'm':
2482                         handle_m(token,params,source,reply,tcp_host);
2483                 break;
2484                 // P <SOURCE> <TARGET> :<TEXT>
2485                 // Send a private/channel message
2486                 case 'P':
2487                         handle_P(token,params,source,reply,tcp_host);
2488                 break;
2489                 // V <SOURCE> <TARGET> :<TEXT>
2490                 // Send a private/channel notice
2491                 case 'V':
2492                         handle_V(token,params,source,reply,tcp_host);
2493                 break;
2494                 // L <SOURCE> <CHANNEL> :<REASON>
2495                 // User parting a channel
2496                 case 'L':
2497                         handle_L(token,params,source,reply,tcp_host);
2498                 break;
2499                 // Q <SOURCE> :<REASON>
2500                 // user quitting
2501                 case 'Q':
2502                         handle_Q(token,params,source,reply,tcp_host);
2503                 break;
2504                 // H <SERVER>
2505                 // introduce non-meshable server (such as a services server)
2506                 case 'H':
2507                         handle_H(token,params,source,reply,tcp_host);
2508                 break;
2509                 // K <SOURCE> <DEST> :<REASON>
2510                 // remote kill
2511                 case 'K':
2512                         handle_K(token,params,source,reply,tcp_host);
2513                 break;
2514                 // @ <SOURCE> :<TEXT>
2515                 // wallops
2516                 case '@':
2517                         handle_AT(token,params,source,reply,tcp_host);
2518                 break;
2519                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2520                 // add gline
2521                 case '#':
2522                         handle_hash(token,params,source,reply,tcp_host);
2523                 break;
2524                 // . <mask> <who>
2525                 // remove gline
2526                 case '.':
2527                         handle_dot(token,params,source,reply,tcp_host);
2528                 break;
2529                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2530                 // add gline
2531                 case '{':
2532                         handle_add_sqline(token,params,source,reply,tcp_host);
2533                 break;
2534                 // . <mask> <who>
2535                 // remove gline
2536                 case '[':
2537                         handle_del_sqline(token,params,source,reply,tcp_host);
2538                 break;
2539                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2540                 // add gline
2541                 case '}':
2542                         handle_add_szline(token,params,source,reply,tcp_host);
2543                 break;
2544                 // . <mask> <who>
2545                 // remove gline
2546                 case ']':
2547                         handle_del_szline(token,params,source,reply,tcp_host);
2548                 break;
2549                 // | <nick> <opertype>
2550                 // set opertype
2551                 case '|':
2552                         handle_pipe(token,params,source,reply,tcp_host);
2553                 break;
2554                 // F <TS>
2555                 // end netburst
2556                 case 'F':
2557                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
2558                         handle_F(token,params,source,reply,tcp_host);
2559                         nb_start = 0;
2560                         // tell all the other servers to use this authcookie to connect back again
2561                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
2562                         snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
2563                         NetSendToAllExcept(tcp_host,buffer);
2564                 break;
2565                 case '/':
2566                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
2567                         strlcpy(source->nickserv,params,NICKMAX);
2568                 break;
2569                 // F <TS>
2570                 // end netburst with no mesh creation
2571                 case 'f':
2572                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
2573                         handle_F(token,params,source,reply,tcp_host);
2574                         nb_start = 0;
2575                         // tell everyone else about the new server name so they just add it in the disconnected
2576                         // state
2577                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
2578                         NetSendToAllExcept(tcp_host,buffer);
2579                 break;
2580                 // X <reserved>
2581                 // Send netburst now
2582                 case 'X':
2583                         WriteOpers("Sending my netburst to %s",tcp_host);
2584                         DoSync(source,tcp_host);
2585                         WriteOpers("Send of netburst to %s completed",tcp_host);
2586                         NetSendMyRoutingTable();
2587                 break;
2588                 // anything else
2589                 default:
2590                         WriteOpers("WARNING! Unknown datagram type '%c'",token);
2591                 break;
2592         }
2593 }
2594
2595
2596 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
2597 {
2598         if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
2599         {
2600                 // a user on a server port, just close their connection.
2601                 RemoveServer(tcp_host);
2602                 return;
2603         }
2604
2605         char response[10240];
2606         char token = udp_msg[0];
2607         char* old = udp_msg;
2608
2609         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
2610         {
2611                 char* src = udp_msg+1;
2612                 while (udp_msg[0] != ' ')
2613                         udp_msg++;
2614                 udp_msg[0] = 0;
2615                 udp_msg++;
2616                 char* comd = udp_msg;
2617                 while (udp_msg[0] != ' ')
2618                         udp_msg++;
2619                 udp_msg[0] = 0;
2620                 udp_msg++;
2621                 char data[MAXBUF];
2622                 char source[MAXBUF];
2623                 char command[MAXBUF];
2624                 strlcpy(data,udp_msg,512);
2625                 strlcpy(source,src,MAXBUF);
2626                 strlcpy(command,comd,MAXBUF);
2627                 udp_msg = old;
2628
2629                 // unused numeric:
2630                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
2631                 if (!strcmp(command,"433"))
2632                 {
2633                         token = '*';
2634                 }
2635                 if (!strcmp(command,"432"))
2636                 {
2637                         token = '*';
2638                 }
2639                 if (!strcmp(command,"NOTICE"))
2640                 {
2641                         snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
2642                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
2643                         token = udp_msg[0];
2644                 }
2645                 if (!strcmp(command,"QUIT"))
2646                 {
2647                         if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
2648                         {
2649                                 strcpy(data,":No reason");
2650                         }
2651                         if (!strcmp(data,":"))
2652                         {
2653                                 strcpy(data,":No reason");
2654                         }
2655                         snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
2656                         log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
2657                         token = udp_msg[0];
2658                 }
2659                 if (!strcmp(command,"SQUIT"))
2660                 {
2661                         snprintf(udp_msg,MAXBUF,"& %s",source);
2662                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
2663                         token = udp_msg[0];
2664                 }
2665                 if (!strcmp(command,"SVSMODE"))
2666                 {
2667                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2668                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
2669                         token = udp_msg[0];
2670                 }
2671                 if (!strcmp(command,"SVS2MODE"))
2672                 {
2673                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2674                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
2675                         token = udp_msg[0];
2676                 }
2677                 // todo: this wont work without u:lines
2678                 // in give_ops etc allow nick on a u:lined serv to do just about anything
2679                 if (!strcmp(command,"MODE"))
2680                 {
2681                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2682                         log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
2683                         token = udp_msg[0];
2684                 }
2685                 if (!strcmp(command,"KICK"))
2686                 {
2687                         snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
2688                         log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
2689                         token = udp_msg[0];
2690                 }
2691                 if (!strcmp(command,"KILL"))
2692                 {
2693                         snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
2694                         log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
2695                         token = udp_msg[0];
2696                 }
2697                 if (!strcmp(command,"SVSJOIN"))
2698                 {
2699                         snprintf(udp_msg,MAXBUF,"J %s",data);
2700                         NetSendToOne(tcp_host,udp_msg);
2701                         char* nick = strtok(data," ");
2702                         char* chan = strtok(NULL," ");
2703                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
2704                         userrec* u = Find(nick);
2705                         if (u)
2706                         {
2707                                 add_channel(u,chan,"",true);
2708                         }
2709                         token = udp_msg[0];
2710                 }
2711
2712         }
2713
2714
2715         char* params = udp_msg + 2;
2716         char finalparam[1024];
2717         strcpy(finalparam," :xxxx");
2718         if (strstr(udp_msg," :")) {
2719                 strlcpy(finalparam,strstr(udp_msg," :"),1024);
2720         }
2721
2722
2723         if (token == '-') {
2724                 char* cookie = strtok(params," ");
2725                 char* servername = strtok(NULL," ");
2726                 char* serverdesc = finalparam+2;
2727
2728                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
2729
2730                 for (int u = 0; u < auth_cookies.size(); u++)
2731                 {
2732                         if (auth_cookies[u] == atoi(cookie))
2733                         {
2734                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
2735
2736
2737                                 for (int j = 0; j < 32; j++)
2738                                 {
2739                                         if (me[j] != NULL)
2740                                         {
2741                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2742                                                 {
2743                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2744                                                         {
2745                                                                 me[j]->connectors[k].SetServerName(servername);
2746                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2747                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
2748                                                                 NetSendMyRoutingTable();
2749                                                                 return;
2750                                                         }
2751                                                 }
2752                                         }
2753                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
2754                                         return;
2755                                 }
2756
2757
2758                                 return;
2759                         }
2760                 }
2761                 // bad cookie, bad bad! go sit in the corner!
2762                 WriteOpers("Bad cookie from %s!",servername);
2763                 return;
2764         }
2765         else
2766         if (token == 'S') {
2767                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
2768                 char* servername = strtok(params," ");
2769                 char* password = strtok(NULL," ");
2770                 char* myport = strtok(NULL," ");
2771                 char* revision = strtok(NULL," ");
2772                 char* serverdesc = finalparam+2;
2773
2774                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
2775
2776                 ircd_connector* cn = serv->FindHost(servername);
2777
2778                 if (cn)
2779                 {
2780                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
2781                         char buffer[MAXBUF];
2782                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
2783                         serv->SendPacket(buffer,tcp_host);
2784                         RemoveServer(tcp_host);
2785                         return;
2786                 }
2787
2788                 if (atoi(revision) != GetRevision())
2789                 {
2790                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
2791                         char buffer[MAXBUF];
2792                         sprintf(buffer,"E :Version number mismatch");
2793                         serv->SendPacket(buffer,tcp_host);
2794                         RemoveServer(tcp_host);
2795                         RemoveServer(servername);
2796                         return;
2797                 }
2798
2799                 for (int j = 0; j < serv->connectors.size(); j++)
2800                 {
2801                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
2802                         {
2803                                 serv->connectors[j].SetServerName(servername);
2804                                 serv->connectors[j].SetDescription(serverdesc);
2805                                 serv->connectors[j].SetServerPort(atoi(myport));
2806                         }
2807                 }
2808
2809
2810                 char Link_ServerName[1024];
2811                 char Link_IPAddr[1024];
2812                 char Link_Port[1024];
2813                 char Link_Pass[1024];
2814                 char Link_SendPass[1024];
2815                 int LinkPort = 0;
2816
2817                 // search for a corresponding <link> block in the config files
2818                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2819                 {
2820                         ConfValue("link","name",i,Link_ServerName,&config_f);
2821                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2822                         ConfValue("link","port",i,Link_Port,&config_f);
2823                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2824                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2825                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2826                         LinkPort = atoi(Link_Port);
2827                         if (!strcasecmp(Link_ServerName,servername))
2828                         {
2829                                 // we have a matching link line -
2830                                 // send a 'diminutive' server message back...
2831                                 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
2832                                 serv->SendPacket(response,servername);
2833
2834                                 for (int t = 0; t < serv->connectors.size(); t++)
2835                                 {
2836                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
2837                                         {
2838                                                 serv->connectors[t].SetState(STATE_CONNECTED);
2839                                         }
2840                                 }
2841
2842                                 return;
2843                         }
2844                 }
2845                 char buffer[MAXBUF];
2846                 sprintf(buffer,"E :Access is denied (no matching link block)");
2847                 serv->SendPacket(buffer,tcp_host);
2848                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2849                 RemoveServer(tcp_host);
2850                 RemoveServer(servername);
2851                 return;
2852         }
2853         else
2854         if (token == 's') {
2855                 // S test.chatspike.net password :ChatSpike InspIRCd test server
2856                 char* servername = strtok(params," ");
2857                 char* password = strtok(NULL," ");
2858                 char* serverdesc = finalparam+2;
2859
2860                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
2861                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
2862                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
2863                 // a connect, so put out an oper alert!
2864
2865                 // for now, just accept all, we'll fix that later.
2866                 WriteOpers("%s accepted our link credentials ",servername);
2867
2868                 char Link_ServerName[1024];
2869                 char Link_IPAddr[1024];
2870                 char Link_Port[1024];
2871                 char Link_Pass[1024];
2872                 char Link_SendPass[1024];
2873                 int LinkPort = 0;
2874
2875                 // search for a corresponding <link> block in the config files
2876                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2877                 {
2878                         ConfValue("link","name",i,Link_ServerName,&config_f);
2879                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2880                         ConfValue("link","port",i,Link_Port,&config_f);
2881                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2882                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2883                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2884                         LinkPort = atoi(Link_Port);
2885                         if (!strcasecmp(Link_ServerName,servername))
2886                         {
2887                                 // matching link at this end too, we're all done!
2888                                 // at this point we must begin key exchange and insert this
2889                                 // server into our 'active' table.
2890                                 for (int j = 0; j < 32; j++)
2891                                 {
2892                                         if (me[j] != NULL)
2893                                         {
2894                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2895                                                 {
2896                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2897                                                         {
2898                                                                 char buffer[MAXBUF];
2899                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2900                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
2901                                                                 sprintf(buffer,"X 0");
2902                                                                 serv->SendPacket(buffer,tcp_host);
2903                                                                 DoSync(me[j],tcp_host);
2904                                                                 NetSendMyRoutingTable();
2905                                                                 return;
2906                                                         }
2907                                                 }
2908                                         }
2909                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
2910                                         return;
2911                                 }
2912                         }
2913                         else {
2914                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
2915                         }
2916                 }
2917                 char buffer[MAXBUF];
2918                 sprintf(buffer,"E :Access is denied (no matching link block)");
2919                 serv->SendPacket(buffer,tcp_host);
2920                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2921                 RemoveServer(tcp_host);
2922                 RemoveServer(servername);
2923                 return;
2924         }
2925         else
2926         if (token == 'U') {
2927                 // U services.chatspike.net password :ChatSpike Services
2928                 //
2929                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
2930                 char* servername = strtok(params," ");
2931                 char* password = strtok(NULL," ");
2932                 char* serverdesc = finalparam+2;
2933
2934                 char Link_ServerName[1024];
2935                 char Link_IPAddr[1024];
2936                 char Link_Port[1024];
2937                 char Link_Pass[1024];
2938                 char Link_SendPass[1024];
2939                 int LinkPort = 0;
2940
2941                 // search for a corresponding <link> block in the config files
2942                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2943                 {
2944                         ConfValue("link","name",i,Link_ServerName,&config_f);
2945                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2946                         ConfValue("link","port",i,Link_Port,&config_f);
2947                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2948                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2949                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2950                         LinkPort = atoi(Link_Port);
2951                         if (!strcasecmp(Link_ServerName,servername))
2952                         {
2953                                 // matching link at this end too, we're all done!
2954                                 // at this point we must begin key exchange and insert this
2955                                 // server into our 'active' table.
2956                                 for (int j = 0; j < 32; j++)
2957                                 {
2958                                         if (me[j] != NULL)
2959                                         {
2960                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2961                                                 {
2962                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2963                                                         {
2964                                                                 char buffer[MAXBUF];
2965                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2966                                                                 me[j]->connectors[k].SetServerName(servername);
2967                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
2968                                                                 sprintf(buffer,"X 0");
2969                                                                 serv->SendPacket(buffer,servername);
2970                                                                 DoSync(me[j],servername);
2971                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
2972                                                                 NetSendToAllExcept(servername,buffer);
2973                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
2974                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
2975                                                                 NetSendMyRoutingTable();
2976                                                                 return;
2977                                                         }
2978                                                 }
2979                                         }
2980                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
2981                                         return;
2982                                 }
2983                         }
2984                         else {
2985                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
2986                         }
2987                 }
2988                 char buffer[MAXBUF];
2989                 sprintf(buffer,"E :Access is denied (no matching link block)");
2990                 serv->SendPacket(buffer,tcp_host);
2991                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2992                 RemoveServer(tcp_host);
2993                 RemoveServer(servername);
2994                 return;
2995         }
2996         else
2997         if (token == 'E') {
2998                 char* error_message = finalparam+2;
2999                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3000                 return;
3001         }
3002         else {
3003
3004                 serverrec* source_server = NULL;
3005
3006                 for (int j = 0; j < 32; j++)
3007                 {
3008                         if (me[j] != NULL)
3009                         {
3010                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3011                                 {
3012                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3013                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3014                                         {
3015                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3016                                                 {
3017                                                         // found a valid ircd_connector.
3018                                                         process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3019                                                         return;
3020                                                 }
3021                                         }
3022                                 }
3023                         }
3024                 }
3025
3026                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3027         }
3028 }
3029
3030 long duration(char* str)
3031 {
3032         char n_field[MAXBUF];
3033         long total = 0;
3034         char* str_end = str + strlen(str);
3035         n_field[0] = 0;
3036
3037         for (char* i = str; i < str_end; i++)
3038         {
3039                 // if we have digits, build up a string for the value in n_field,
3040                 // up to 10 digits in size.
3041                 if ((*i >= '0') && (*i <= '9'))
3042                 {
3043                         strlcat(n_field,i,10);
3044                 }
3045                 else
3046                 {
3047                         // we dont have a digit, check for numeric tokens
3048                         switch (tolower(*i))
3049                         {
3050                                 case 's':
3051                                         total += atoi(n_field);
3052                                 break;
3053
3054                                 case 'm':
3055                                         total += (atoi(n_field)*duration_m);
3056                                 break;
3057
3058                                 case 'h':
3059                                         total += (atoi(n_field)*duration_h);
3060                                 break;
3061
3062                                 case 'd':
3063                                         total += (atoi(n_field)*duration_d);
3064                                 break;
3065
3066                                 case 'w':
3067                                         total += (atoi(n_field)*duration_w);
3068                                 break;
3069
3070                                 case 'y':
3071                                         total += (atoi(n_field)*duration_y);
3072                                 break;
3073                         }
3074                         n_field[0] = 0;
3075                 }
3076         }
3077         // add trailing seconds
3078         total += atoi(n_field);
3079
3080         return total;
3081 }
3082
3083
3084 void handle_kline(char **parameters, int pcnt, userrec *user)
3085 {
3086         if (pcnt >= 3)
3087         {
3088                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3089                 if (!duration(parameters[1]))
3090                 {
3091                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3092                 }
3093                 else
3094                 {
3095                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3096                 }
3097         }
3098         else
3099         {
3100                 if (del_kline(parameters[0]))
3101                 {
3102                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3103                 }
3104                 else
3105                 {
3106                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3107                 }
3108         }
3109         apply_lines();
3110 }
3111
3112 void handle_gline(char **parameters, int pcnt, userrec *user)
3113 {
3114         char netdata[MAXBUF];
3115         if (pcnt >= 3)
3116         {
3117                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3118                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3119                 snprintf(netdata,MAXBUF,"# %s %s %ld %ld :%s",parameters[0],user->nick,time(NULL),duration(parameters[1]),parameters[2]);
3120                 NetSendToAll(netdata);
3121                 if (!duration(parameters[1]))
3122                 {
3123                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3124                 }
3125                 else
3126                 {
3127                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3128                 }
3129         }
3130         else
3131         {
3132                 if (del_gline(parameters[0]))
3133                 {
3134                         // . <mask> <who-removed-it>
3135                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3136                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3137                 }
3138                 else
3139                 {
3140                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3141                 }
3142         }
3143         apply_lines();
3144 }
3145
3146 void handle_zline(char **parameters, int pcnt, userrec *user)
3147 {
3148         if (pcnt >= 3)
3149         {
3150                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3151                 if (!duration(parameters[1]))
3152                 {
3153                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3154                 }
3155                 else
3156                 {
3157                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3158                 }
3159         }
3160         else
3161         {
3162                 if (del_zline(parameters[0]))
3163                 {
3164                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3165                 }
3166                 else
3167                 {
3168                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3169                 }
3170         }
3171         apply_lines();
3172 }
3173
3174 void handle_qline(char **parameters, int pcnt, userrec *user)
3175 {
3176         if (pcnt >= 3)
3177         {
3178                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3179                 if (!duration(parameters[1]))
3180                 {
3181                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3182                 }
3183                 else
3184                 {
3185                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3186                 }
3187         }
3188         else
3189         {
3190                 if (del_qline(parameters[0]))
3191                 {
3192                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3193                 }
3194                 else
3195                 {
3196                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3197                 }
3198         }
3199         apply_lines();
3200 }
3201
3202