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 <sys/types.h>
  43 #include <sys/time.h>
  44 #include <sys/resource.h>
  45 #ifndef RUSAGE_SELF
  46 #define   RUSAGE_SELF     0
  47 #define   RUSAGE_CHILDREN     -1
  48 #endif
  49 #include "connection.h"
  50 #include "users.h"
  51 #include "servers.h"
  52 #include "ctables.h"
  53 #include "globals.h"
  54 #include "modules.h"
  55 #include "dynamic.h"
  56 #include "wildcard.h"
  57 #include "message.h"
  58 #include "mode.h"
  59 #include "xline.h"
  60 #include "inspstring.h"
  61 #include "dnsqueue.h"
  62
  63 #ifdef GCC3
  64 #define nspace __gnu_cxx
  65 #else
  66 #define nspace std
  67 #endif
  68
  69 using namespace std;
  70
  71 extern int MODCOUNT;
  72 extern std::vector<Module*> modules;
  73 extern std::vector<ircd_module*> factory;
  74
  75 extern int LogLevel;
  76 extern char ServerName[MAXBUF];
  77 extern char Network[MAXBUF];
  78 extern char ServerDesc[MAXBUF];
  79 extern char AdminName[MAXBUF];
  80 extern char AdminEmail[MAXBUF];
  81 extern char AdminNick[MAXBUF];
  82 extern char diepass[MAXBUF];
  83 extern char restartpass[MAXBUF];
  84 extern char motd[MAXBUF];
  85 extern char rules[MAXBUF];
  86 extern char list[MAXBUF];
  87 extern char PrefixQuit[MAXBUF];
  88 extern char DieValue[MAXBUF];
  89
  90 extern int debugging;
  91 extern int WHOWAS_STALE;
  92 extern int WHOWAS_MAX;
  93 extern int DieDelay;
  94 extern time_t startup_time;
  95 extern int NetBufferSize;
  96 extern int MaxWhoResults;
  97 extern time_t nb_start;
  98
  99 extern bool nofork;
 100
 101 extern time_t TIME;
 102
 103 extern std::vector<std::string> module_names;
 104
 105 extern char MyExecutable[1024];
 106 extern int boundPortCount;
 107 extern int portCount;
 108 extern int UDPportCount;
 109 extern int ports[MAXSOCKS];
 110 extern int defaultRoute;
 111
 112 extern std::vector<long> auth_cookies;
 113 extern std::stringstream config_f;
 114
 115 extern serverrec* me[32];
 116
 117 extern FILE *log_file;
 118
 119 extern ClassVector Classes;
 120
 121 const long duration_m = 60;
 122 const long duration_h = duration_m * 60;
 123 const long duration_d = duration_h * 24;
 124 const long duration_w = duration_d * 7;
 125 const long duration_y = duration_w * 52;
 126
 127 namespace nspace
 128 {
 129 #ifdef GCC34
 130         template<> struct hash<in_addr>
 131 #else
 132         template<> struct nspace::hash<in_addr>
 133 #endif
 134         {
 135                 size_t operator()(const struct in_addr &a) const
 136                 {
 137                         size_t q;
 138                         memcpy(&q,&a,sizeof(size_t));
 139                         return q;
 140                 }
 141         };
 142 #ifdef GCC34
 143         template<> struct hash<string>
 144 #else
 145         template<> struct nspace::hash<string>
 146 #endif
 147         {
 148                 size_t operator()(const string &s) const
 149                 {
 150                         char a[MAXBUF];
 151                         static struct hash<const char *> strhash;
 152                         strlcpy(a,s.c_str(),MAXBUF);
 153                         strlower(a);
 154                         return strhash(a);
 155                 }
 156         };
 157 }
 158
 159
 160 struct StrHashComp
 161 {
 162
 163         bool operator()(const string& s1, const string& s2) const
 164         {
 165                 char a[MAXBUF],b[MAXBUF];
 166                 strlcpy(a,s1.c_str(),MAXBUF);
 167                 strlcpy(b,s2.c_str(),MAXBUF);
 168                 strlower(a);
 169                 strlower(b);
 170                 return (strcasecmp(a,b) == 0);
 171         }
 172
 173 };
 174
 175 struct InAddr_HashComp
 176 {
 177
 178         bool operator()(const in_addr &s1, const in_addr &s2) const
 179         {
 180                 size_t q;
 181                 size_t p;
 182
 183                 memcpy(&q,&s1,sizeof(size_t));
 184                 memcpy(&p,&s2,sizeof(size_t));
 185
 186                 return (q == p);
 187         }
 188
 189 };
 190
 191
 192 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
 193 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
 194 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
 195 typedef std::deque<command_t> command_table;
 196
 197
 198 extern user_hash clientlist;
 199 extern chan_hash chanlist;
 200 extern user_hash whowas;
 201 extern command_table cmdlist;
 202 extern file_cache MOTD;
 203 extern file_cache RULES;
 204 extern address_cache IP;
 205
 206 extern std::vector<userrec*> all_opers;
 207
 208 // This table references users by file descriptor.
 209 // its an array to make it VERY fast, as all lookups are referenced
 210 // by an integer, meaning there is no need for a scan/search operation.
 211 extern userrec* fd_ref_table[65536];
 212
 213 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
 214
 215 void handle_join(char **parameters, int pcnt, userrec *user)
 216 {
 217         chanrec* Ptr;
 218
 219         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 220                 return;
 221         if (parameters[0][0] == '#')
 222         {
 223                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 224         }
 225 }
 226
 227
 228 void handle_part(char **parameters, int pcnt, userrec *user)
 229 {
 230         if (pcnt > 1)
 231         {
 232                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 233                         return;
 234                 del_channel(user,parameters[0],parameters[1],false);
 235         }
 236         else
 237         {
 238                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 239                         return;
 240                 del_channel(user,parameters[0],NULL,false);
 241         }
 242 }
 243
 244 void handle_kick(char **parameters, int pcnt, userrec *user)
 245 {
 246         chanrec* Ptr = FindChan(parameters[0]);
 247         userrec* u   = Find(parameters[1]);
 248
 249         if ((!u) || (!Ptr))
 250         {
 251                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 252                 return;
 253         }
 254
 255         if (!has_channel(user,Ptr))
 256         {
 257                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 258                 return;
 259         }
 260
 261         char reason[MAXBUF];
 262
 263         if (pcnt > 2)
 264         {
 265                 strlcpy(reason,parameters[2],MAXBUF);
 266                 if (strlen(reason)>MAXKICK)
 267                 {
 268                         reason[MAXKICK-1] = '\0';
 269                 }
 270
 271                 kick_channel(user,u,Ptr,reason);
 272         }
 273         else
 274         {
 275                 strlcpy(reason,user->nick,MAXBUF);
 276                 kick_channel(user,u,Ptr,reason);
 277         }
 278
 279         // this must be propogated so that channel membership is kept in step network-wide
 280         char buffer[MAXBUF];
 281         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 282         NetSendToAll(buffer);
 283 }
 284
 285 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 286 {
 287         if (LoadModule(parameters[0]))
 288         {
 289                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 290                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 291         }
 292         else
 293         {
 294                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
 295         }
 296 }
 297
 298 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 299 {
 300         if (UnloadModule(parameters[0]))
 301         {
 302                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 303                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 304         }
 305         else
 306         {
 307                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
 308         }
 309 }
 310
 311 void handle_die(char **parameters, int pcnt, userrec *user)
 312 {
 313         log(DEBUG,"die: %s",user->nick);
 314         if (!strcmp(parameters[0],diepass))
 315         {
 316                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 317                 sleep(DieDelay);
 318                 Exit(ERROR);
 319         }
 320         else
 321         {
 322                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 323         }
 324 }
 325
 326 void handle_restart(char **parameters, int pcnt, userrec *user)
 327 {
 328         char *argv[32];
 329         log(DEFAULT,"Restart: %s",user->nick);
 330         if (!strcmp(parameters[0],restartpass))
 331         {
 332                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 333
 334                 argv[0] = MyExecutable;
 335                 argv[1] = "-wait";
 336                 if (nofork)
 337                 {
 338                         argv[2] = "-nofork";
 339                 }
 340                 else
 341                 {
 342                         argv[2] = NULL;
 343                 }
 344                 argv[3] = NULL;
 345
 346                 // close ALL file descriptors
 347                 send_error("Server restarting.");
 348                 sleep(1);
 349                 for (int i = 0; i < 65536; i++)
 350                 {
 351                         int on = 1;
 352                         struct linger linger = { 0 };
 353                         setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
 354                         linger.l_onoff = 1;
 355                         linger.l_linger = 1;
 356                         setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
 357                         Blocking(i);
 358                         close(i);
 359                 }
 360                 sleep(2);
 361
 362                 execv(MyExecutable,argv);
 363
 364                 exit(0);
 365         }
 366         else
 367         {
 368                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 369         }
 370 }
 371
 372 void handle_kill(char **parameters, int pcnt, userrec *user)
 373 {
 374         userrec *u = Find(parameters[0]);
 375         char killreason[MAXBUF];
 376
 377         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 378         if (u)
 379         {
 380                 log(DEBUG,"into kill mechanism");
 381                 int MOD_RESULT = 0;
 382                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 383                 if (MOD_RESULT) {
 384                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 385                         return;
 386                 }
 387
 388                 if (strcmp(ServerName,u->server))
 389                 {
 390                         // remote kill
 391                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 392                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 393                         WriteCommonExcept(u,"QUIT :%s",killreason);
 394                         // K token must go to ALL servers!!!
 395                         char buffer[MAXBUF];
 396                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 397                         NetSendToAll(buffer);
 398
 399                         user_hash::iterator iter = clientlist.find(u->nick);
 400                         if (iter != clientlist.end())
 401                         {
 402                                 log(DEBUG,"deleting user hash value %d",iter->second);
 403                                 clientlist.erase(iter);
 404                         }
 405                         if (u->registered == 7)
 406                         {
 407                                 purge_empty_chans(u);
 408                         }
 409                         if (u->fd > -1)
 410                                 fd_ref_table[u->fd] = NULL;
 411                         delete u;
 412                 }
 413                 else
 414                 {
 415                         // local kill
 416                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 417                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 418                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 419                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 420                         kill_link(u,killreason);
 421                 }
 422         }
 423         else
 424         {
 425                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 426         }
 427 }
 428
 429 void handle_summon(char **parameters, int pcnt, userrec *user)
 430 {
 431         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 432 }
 433
 434 void handle_users(char **parameters, int pcnt, userrec *user)
 435 {
 436         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 437 }
 438
 439 void handle_pass(char **parameters, int pcnt, userrec *user)
 440 {
 441         // Check to make sure they havnt registered -- Fix by FCS
 442         if (user->registered == 7)
 443         {
 444                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 445                 return;
 446         }
 447         strlcpy(user->password,parameters[0],MAXBUF);
 448         if (!strcasecmp(parameters[0],Passwd(user)))
 449         {
 450                 user->haspassed = true;
 451         }
 452 }
 453
 454 void handle_invite(char **parameters, int pcnt, userrec *user)
 455 {
 456         userrec* u = Find(parameters[0]);
 457         chanrec* c = FindChan(parameters[1]);
 458
 459         if ((!c) || (!u))
 460         {
 461                 if (!c)
 462                 {
 463                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 464                 }
 465                 else
 466                 {
 467                         if (c->inviteonly)
 468                         {
 469                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 470                         }
 471                 }
 472
 473                 return;
 474         }
 475
 476         if (c->inviteonly)
 477         {
 478                 if (cstatus(user,c) < STATUS_HOP)
 479                 {
 480                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 481                         return;
 482                 }
 483         }
 484         if (has_channel(u,c))
 485         {
 486                 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 487                 return;
 488         }
 489         if (!has_channel(user,c))
 490         {
 491                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 492                 return;
 493         }
 494
 495         int MOD_RESULT = 0;
 496         FOREACH_RESULT(OnUserPreInvite(user,u,c));
 497         if (MOD_RESULT == 1) {
 498                 return;
 499         }
 500
 501         u->InviteTo(c->name);
 502         WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 503         WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 504
 505         // i token must go to ALL servers!!!
 506         char buffer[MAXBUF];
 507         snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 508         NetSendToAll(buffer);
 509 }
 510
 511 void handle_topic(char **parameters, int pcnt, userrec *user)
 512 {
 513         chanrec* Ptr;
 514
 515         if (pcnt == 1)
 516         {
 517                 if (strlen(parameters[0]) <= CHANMAX)
 518                 {
 519                         Ptr = FindChan(parameters[0]);
 520                         if (Ptr)
 521                         {
 522                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->secret))
 523                                 {
 524                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 525                                         return;
 526                                 }
 527                                 if (Ptr->topicset)
 528                                 {
 529                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 530                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 531                                 }
 532                                 else
 533                                 {
 534                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 535                                 }
 536                         }
 537                         else
 538                         {
 539                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 540                         }
 541                 }
 542                 return;
 543         }
 544         else if (pcnt>1)
 545         {
 546                 if (strlen(parameters[0]) <= CHANMAX)
 547                 {
 548                         Ptr = FindChan(parameters[0]);
 549                         if (Ptr)
 550                         {
 551                                 if ((Ptr) && (!has_channel(user,Ptr)))
 552                                 {
 553                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 554                                         return;
 555                                 }
 556                                 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
 557                                 {
 558                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 559                                         return;
 560                                 }
 561
 562                                 char topic[MAXBUF];
 563                                 strlcpy(topic,parameters[1],MAXBUF);
 564                                 if (strlen(topic)>MAXTOPIC)
 565                                 {
 566                                         topic[MAXTOPIC-1] = '\0';
 567                                 }
 568
 569                                 if (!strcasecmp(user->server,ServerName))
 570                                 {
 571                                         int MOD_RESULT = 0;
 572                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 573                                         if (MOD_RESULT)
 574                                                 return;
 575                                 }
 576
 577                                 strlcpy(Ptr->topic,topic,MAXBUF);
 578                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 579                                 Ptr->topicset = TIME;
 580                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 581
 582                                 // t token must go to ALL servers!!!
 583                                 char buffer[MAXBUF];
 584                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 585                                 NetSendToAll(buffer);
 586                         }
 587                         else
 588                         {
 589                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 590                         }
 591                 }
 592         }
 593 }
 594
 595 void handle_names(char **parameters, int pcnt, userrec *user)
 596 {
 597         chanrec* c;
 598
 599         if (!pcnt)
 600         {
 601                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 602                 return;
 603         }
 604
 605         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 606                 return;
 607         c = FindChan(parameters[0]);
 608         if (c)
 609         {
 610                 if (((c) && (!has_channel(user,c))) && (c->secret))
 611                 {
 612                       WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 613                       return;
 614                 }
 615                 userlist(user,c);
 616                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 617         }
 618         else
 619         {
 620                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 621         }
 622 }
 623
 624 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 625 {
 626         userrec *dest;
 627         chanrec *chan;
 628
 629         user->idle_lastmsg = TIME;
 630
 631         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 632                 return;
 633         if (parameters[0][0] == '#')
 634         {
 635                 chan = FindChan(parameters[0]);
 636                 if (chan)
 637                 {
 638                         if ((chan->noexternal) && (!has_channel(user,chan)))
 639                         {
 640                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 641                                 return;
 642                         }
 643                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 644                         {
 645                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 646                                 return;
 647                         }
 648
 649                         int MOD_RESULT = 0;
 650
 651                         std::string temp = parameters[1];
 652                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 653                         if (MOD_RESULT) {
 654                                 return;
 655                         }
 656                         parameters[1] = (char*)temp.c_str();
 657
 658                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 659
 660                         // if any users of this channel are on remote servers, broadcast the packet
 661                         char buffer[MAXBUF];
 662                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 663                         NetSendToCommon(user,buffer);
 664                 }
 665                 else
 666                 {
 667                         /* no such nick/channel */
 668                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 669                 }
 670                 return;
 671         }
 672
 673         dest = Find(parameters[0]);
 674         if (dest)
 675         {
 676                 if (strcmp(dest->awaymsg,""))
 677                 {
 678                         /* auto respond with aweh msg */
 679                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 680                 }
 681
 682                 int MOD_RESULT = 0;
 683
 684                 std::string temp = parameters[1];
 685                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 686                 if (MOD_RESULT) {
 687                         return;
 688                 }
 689                 parameters[1] = (char*)temp.c_str();
 690
 691
 692
 693                 if (!strcmp(dest->server,user->server))
 694                 {
 695                         // direct write, same server
 696                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 697                 }
 698                 else
 699                 {
 700                         char buffer[MAXBUF];
 701                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 702                         NetSendToOne(dest->server,buffer);
 703                 }
 704         }
 705         else
 706         {
 707                 /* no such nick/channel */
 708                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 709         }
 710 }
 711
 712 void handle_notice(char **parameters, int pcnt, userrec *user)
 713 {
 714         userrec *dest;
 715         chanrec *chan;
 716
 717         user->idle_lastmsg = TIME;
 718
 719         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 720                 return;
 721         if (parameters[0][0] == '#')
 722         {
 723                 chan = FindChan(parameters[0]);
 724                 if (chan)
 725                 {
 726                         if ((chan->noexternal) && (!has_channel(user,chan)))
 727                         {
 728                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 729                                 return;
 730                         }
 731                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 732                         {
 733                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 734                                 return;
 735                         }
 736
 737                         int MOD_RESULT = 0;
 738
 739                         std::string temp = parameters[1];
 740                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 741                         if (MOD_RESULT) {
 742                                 return;
 743                         }
 744                         parameters[1] = (char*)temp.c_str();
 745
 746                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 747
 748                         // if any users of this channel are on remote servers, broadcast the packet
 749                         char buffer[MAXBUF];
 750                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 751                         NetSendToCommon(user,buffer);
 752                 }
 753                 else
 754                 {
 755                         /* no such nick/channel */
 756                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 757                 }
 758                 return;
 759         }
 760
 761         dest = Find(parameters[0]);
 762         if (dest)
 763         {
 764                 int MOD_RESULT = 0;
 765
 766                 std::string temp = parameters[1];
 767                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 768                 if (MOD_RESULT) {
 769                         return;
 770                 }
 771                 parameters[1] = (char*)temp.c_str();
 772
 773                 if (!strcmp(dest->server,user->server))
 774                 {
 775                         // direct write, same server
 776                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 777                 }
 778                 else
 779                 {
 780                         char buffer[MAXBUF];
 781                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 782                         NetSendToOne(dest->server,buffer);
 783                 }
 784         }
 785         else
 786         {
 787                 /* no such nick/channel */
 788                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 789         }
 790 }
 791
 792 void handle_server(char **parameters, int pcnt, userrec *user)
 793 {
 794         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 795         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 796 }
 797
 798 void handle_info(char **parameters, int pcnt, userrec *user)
 799 {
 800         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 801         WriteServ(user->fd,"371 %s : ",user->nick);
 802         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 803         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 804         WriteServ(user->fd,"371 %s : ",user->nick);
 805         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 806         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 807         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 808         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 809         WriteServ(user->fd,"371 %s : ",user->nick);
 810         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 811         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 812         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 813         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 814         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 815         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 816         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 817         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 818         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 819         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 820         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 821         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 822         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 823         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 824         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 825         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 826         WriteServ(user->fd,"371 %s : ",user->nick);
 827         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 828         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 829         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 830         WriteServ(user->fd,"371 %s :this software.",user->nick);
 831         WriteServ(user->fd,"371 %s : ",user->nick);
 832         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 833         FOREACH_MOD OnInfo(user);
 834         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 835 }
 836
 837 void handle_time(char **parameters, int pcnt, userrec *user)
 838 {
 839         time_t rawtime;
 840         struct tm * timeinfo;
 841
 842         time ( &rawtime );
 843         timeinfo = localtime ( &rawtime );
 844         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 845
 846 }
 847
 848 void handle_whois(char **parameters, int pcnt, userrec *user)
 849 {
 850         userrec *dest;
 851
 852         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 853                 return;
 854         dest = Find(parameters[0]);
 855         if (dest)
 856         {
 857                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 858                 if (dest->registered == 7)
 859                 {
 860                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 861                         if ((user == dest) || (strchr(user->modes,'o')))
 862                         {
 863                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
 864                         }
 865                         if (strcmp(chlist(dest),""))
 866                         {
 867                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
 868                         }
 869                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 870                         if (strcmp(dest->awaymsg,""))
 871                         {
 872                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 873                         }
 874                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 875                         {
 876                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 877                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 878                         }
 879                         FOREACH_MOD OnWhois(user,dest);
 880                         if (!strcasecmp(user->server,dest->server))
 881                         {
 882                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 883                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 884                         }
 885
 886                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 887                 }
 888                 else
 889                 {
 890                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 891                 }
 892         }
 893         else
 894         {
 895                 /* no such nick/channel */
 896                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 897         }
 898 }
 899
 900 void handle_quit(char **parameters, int pcnt, userrec *user)
 901 {
 902         user_hash::iterator iter = clientlist.find(user->nick);
 903         char* reason;
 904
 905         if (user->registered == 7)
 906         {
 907                 /* theres more to do here, but for now just close the socket */
 908                 if (pcnt == 1)
 909                 {
 910                         if (parameters[0][0] == ':')
 911                         {
 912                                 *parameters[0]++;
 913                         }
 914                         reason = parameters[0];
 915
 916                         if (strlen(reason)>MAXQUIT)
 917                         {
 918                                 reason[MAXQUIT-1] = '\0';
 919                         }
 920
 921                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
 922                         WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
 923                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 924
 925                         char buffer[MAXBUF];
 926                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 927                         NetSendToAll(buffer);
 928                 }
 929                 else
 930                 {
 931                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 932                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 933                         WriteCommonExcept(user,"QUIT :Client exited");
 934
 935                         char buffer[MAXBUF];
 936                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 937                         NetSendToAll(buffer);
 938                 }
 939                 FOREACH_MOD OnUserQuit(user);
 940                 AddWhoWas(user);
 941         }
 942
 943         FOREACH_MOD OnUserDisconnect(user);
 944
 945         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 946         if (user->fd > -1)
 947         {
 948                 shutdown(user->fd,2);
 949                 close(user->fd);
 950         }
 951
 952         if (iter != clientlist.end())
 953         {
 954                 clientlist.erase(iter);
 955         }
 956
 957         if (user->registered == 7) {
 958                 purge_empty_chans(user);
 959         }
 960         if (user->fd > -1)
 961                 fd_ref_table[user->fd] = NULL;
 962         delete user;
 963 }
 964
 965 void handle_who(char **parameters, int pcnt, userrec *user)
 966 {
 967         chanrec* Ptr = NULL;
 968         char tmp[10];
 969
 970         /* theres more to do here, but for now just close the socket */
 971         if (pcnt == 1)
 972         {
 973                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 974                 {
 975                         if (user->chans[0].channel)
 976                         {
 977                                 int n_list = 0;
 978                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 979                                 {
 980                                         Ptr = i->second->chans[0].channel;
 981                                         // suggested by phidjit and FCS
 982                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 983                                         {
 984                                                 // Bug Fix #29
 985                                                 strcpy(tmp, "");
 986                                                 if (strcmp(i->second->awaymsg, "")) {
 987                                                         strlcat(tmp, "G", 9);
 988                                                 } else {
 989                                                         strlcat(tmp, "H", 9);
 990                                                 }
 991                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 992                                                 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);
 993                                                 n_list++;
 994                                                 if (n_list > MaxWhoResults)
 995                                                         break;
 996                                         }
 997                                 }
 998                         }
 999                         if (Ptr)
1000                         {
1001                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
1002                         }
1003                         else
1004                         {
1005                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1006                         }
1007                         return;
1008                 }
1009                 if (parameters[0][0] == '#')
1010                 {
1011                         Ptr = FindChan(parameters[0]);
1012                         if (Ptr)
1013                         {
1014                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1015                                 {
1016                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
1017                                         {
1018                                                 // Fix Bug #29 - Part 2..
1019                                                 strcpy(tmp, "");
1020                                                 if (strcmp(i->second->awaymsg, "")) {
1021                                                         strlcat(tmp, "G", 9);
1022                                                 } else {
1023                                                         strlcat(tmp, "H", 9);
1024                                                 }
1025                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1026                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1027                                                 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);
1028                                         }
1029                                 }
1030                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1031                         }
1032                         else
1033                         {
1034                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1035                         }
1036                 }
1037                 else
1038                 {
1039                         userrec* u = Find(parameters[0]);
1040                         if (u)
1041                         {
1042                                 // Bug Fix #29 -- Part 29..
1043                                 strcpy(tmp, "");
1044                                 if (strcmp(u->awaymsg, "")) {
1045                                         strlcat(tmp, "G" ,9);
1046                                 } else {
1047                                         strlcat(tmp, "H" ,9);
1048                                 }
1049                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1050                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1051                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1052                         }
1053                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1054                 }
1055         }
1056         if (pcnt == 2)
1057         {
1058                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1059                 {
1060                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1061                         {
1062                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1063                                 // But i'm a poor bastard with nothing better to do.
1064                                 userrec* oper = *i;
1065                                 strcpy(tmp, "");
1066                                 if (strcmp(oper->awaymsg, "")) {
1067                                         strlcat(tmp, "G" ,9);
1068                                 } else {
1069                                         strlcat(tmp, "H" ,9);
1070                                 }
1071                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1072                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1073                         }
1074                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1075                         return;
1076                 }
1077         }
1078 }
1079
1080 void handle_wallops(char **parameters, int pcnt, userrec *user)
1081 {
1082         WriteWallOps(user,false,"%s",parameters[0]);
1083 }
1084
1085 void handle_list(char **parameters, int pcnt, userrec *user)
1086 {
1087         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1088         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1089         {
1090                 if ((!i->second->c_private) && (!i->second->secret))
1091                 {
1092                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1093                 }
1094         }
1095         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1096 }
1097
1098
1099 void handle_rehash(char **parameters, int pcnt, userrec *user)
1100 {
1101         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1102         ReadConfig(false,user);
1103         FOREACH_MOD OnRehash();
1104         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1105 }
1106
1107 void handle_lusers(char **parameters, int pcnt, userrec *user)
1108 {
1109         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1110         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1111         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1112         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1113         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1114 }
1115
1116 void handle_admin(char **parameters, int pcnt, userrec *user)
1117 {
1118         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1119         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1120         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1121         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1122 }
1123
1124 void handle_ping(char **parameters, int pcnt, userrec *user)
1125 {
1126         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1127 }
1128
1129 void handle_pong(char **parameters, int pcnt, userrec *user)
1130 {
1131         // set the user as alive so they survive to next ping
1132         user->lastping = 1;
1133 }
1134
1135 void handle_motd(char **parameters, int pcnt, userrec *user)
1136 {
1137         ShowMOTD(user);
1138 }
1139
1140 void handle_rules(char **parameters, int pcnt, userrec *user)
1141 {
1142         ShowRULES(user);
1143 }
1144
1145 void handle_user(char **parameters, int pcnt, userrec *user)
1146 {
1147         if (user->registered < 3)
1148         {
1149                 if (isident(parameters[0]) == 0) {
1150                         // This kinda Sucks, According to the RFC thou, its either this,
1151                         // or "You have already registered" :p -- Craig
1152                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1153                 }
1154                 else {
1155                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1156                         strlcat(user->ident,parameters[0],IDENTMAX);
1157                         strlcpy(user->fullname,parameters[3],128);
1158                         user->registered = (user->registered | 1);
1159                 }
1160         }
1161         else
1162         {
1163                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1164                 return;
1165         }
1166         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1167         if (user->registered == 3)
1168         {
1169                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1170                 FOREACH_MOD OnUserRegister(user);
1171                 ConnectUser(user);
1172         }
1173 }
1174
1175 void handle_userhost(char **parameters, int pcnt, userrec *user)
1176 {
1177         char Return[MAXBUF],junk[MAXBUF];
1178         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1179         for (int i = 0; i < pcnt; i++)
1180         {
1181                 userrec *u = Find(parameters[i]);
1182                 if (u)
1183                 {
1184                         if (strchr(u->modes,'o'))
1185                         {
1186                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1187                                 strlcat(Return,junk,MAXBUF);
1188                         }
1189                         else
1190                         {
1191                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1192                                 strlcat(Return,junk,MAXBUF);
1193                         }
1194                 }
1195         }
1196         WriteServ(user->fd,Return);
1197 }
1198
1199
1200 void handle_ison(char **parameters, int pcnt, userrec *user)
1201 {
1202         char Return[MAXBUF];
1203         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1204         for (int i = 0; i < pcnt; i++)
1205         {
1206                 userrec *u = Find(parameters[i]);
1207                 if (u)
1208                 {
1209                         strlcat(Return,u->nick,MAXBUF);
1210                         strlcat(Return," ",MAXBUF);
1211                 }
1212         }
1213         WriteServ(user->fd,Return);
1214 }
1215
1216
1217 void handle_away(char **parameters, int pcnt, userrec *user)
1218 {
1219         if (pcnt)
1220         {
1221                 strlcpy(user->awaymsg,parameters[0],512);
1222                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1223         }
1224         else
1225         {
1226                 strlcpy(user->awaymsg,"",512);
1227                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1228         }
1229 }
1230
1231 void handle_whowas(char **parameters, int pcnt, userrec* user)
1232 {
1233         user_hash::iterator i = whowas.find(parameters[0]);
1234
1235         if (i == whowas.end())
1236         {
1237                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1238                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1239         }
1240         else
1241         {
1242                 time_t rawtime = i->second->signon;
1243                 tm *timeinfo;
1244                 char b[MAXBUF];
1245
1246                 timeinfo = localtime(&rawtime);
1247                 strlcpy(b,asctime(timeinfo),MAXBUF);
1248                 b[strlen(b)-1] = '\0';
1249
1250                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1251                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1252                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1253         }
1254
1255 }
1256
1257 void handle_trace(char **parameters, int pcnt, userrec *user)
1258 {
1259         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1260         {
1261                 if (i->second)
1262                 {
1263                         if (isnick(i->second->nick))
1264                         {
1265                                 if (strchr(i->second->modes,'o'))
1266                                 {
1267                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1268                                 }
1269                                 else
1270                                 {
1271                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1272                                 }
1273                         }
1274                         else
1275                         {
1276                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1277                         }
1278                 }
1279         }
1280 }
1281
1282 void handle_modules(char **parameters, int pcnt, userrec *user)
1283 {
1284         for (int i = 0; i < module_names.size(); i++)
1285         {
1286                 Version V = modules[i]->GetVersion();
1287                 char modulename[MAXBUF];
1288                 char flagstate[MAXBUF];
1289                 strcpy(flagstate,"");
1290                 if (V.Flags & VF_STATIC)
1291                         strlcat(flagstate,", static",MAXBUF);
1292                 if (V.Flags & VF_VENDOR)
1293                         strlcat(flagstate,", vendor",MAXBUF);
1294                 if (V.Flags & VF_COMMON)
1295                         strlcat(flagstate,", common",MAXBUF);
1296                 if (V.Flags & VF_SERVICEPROVIDER)
1297                         strlcat(flagstate,", service provider",MAXBUF);
1298                 if (!flagstate[0])
1299                         strcpy(flagstate,"  <no flags>");
1300                 strlcpy(modulename,module_names[i].c_str(),256);
1301                 if (strchr(user->modes,'o'))
1302                 {
1303                         WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s (%s)",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename),flagstate+2);
1304                 }
1305                 else
1306                 {
1307                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1308                 }
1309         }
1310         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1311 }
1312
1313 void handle_stats(char **parameters, int pcnt, userrec *user)
1314 {
1315         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1316         if (pcnt != 1)
1317         {
1318                 return;
1319         }
1320         if (strlen(parameters[0])>1)
1321         {
1322                 /* make the stats query 1 character long */
1323                 parameters[0][1] = '\0';
1324         }
1325
1326
1327         FOREACH_MOD OnStats(*parameters[0]);
1328
1329         if (*parameters[0] == 'c')
1330         {
1331                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1332                 {
1333                         ConfValue("link","name",i,Link_ServerName,&config_f);
1334                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1335                         ConfValue("link","port",i,Link_Port,&config_f);
1336                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1337                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1338                 }
1339         }
1340
1341         if (*parameters[0] == 'i')
1342         {
1343                 int idx = 0;
1344                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1345                 {
1346                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1347                         idx++;
1348                 }
1349         }
1350
1351         if (*parameters[0] == 'y')
1352         {
1353                 int idx = 0;
1354                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1355                 {
1356                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1357                         idx++;
1358                 }
1359         }
1360
1361         if (*parameters[0] == 'U')
1362         {
1363                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1364                 {
1365                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1366                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1367                 }
1368         }
1369
1370         if (*parameters[0] == 'P')
1371         {
1372                 int idx = 0;
1373                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1374                 {
1375                         if (strchr(i->second->modes,'o'))
1376                         {
1377                                 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(TIME - i->second->idle_lastmsg));
1378                                 idx++;
1379                         }
1380                 }
1381                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1382         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1383         }
1384
1385         if (*parameters[0] == 'k')
1386         {
1387                 stats_k(user);
1388         }
1389
1390         if (*parameters[0] == 'g')
1391         {
1392                 stats_g(user);
1393         }
1394
1395         if (*parameters[0] == 'q')
1396         {
1397                 stats_q(user);
1398         }
1399
1400         if (*parameters[0] == 'Z')
1401         {
1402                 stats_z(user);
1403         }
1404
1405         if (*parameters[0] == 'e')
1406         {
1407                 stats_e(user);
1408         }
1409
1410         /* stats m (list number of times each command has been used, plus bytecount) */
1411         if (*parameters[0] == 'm')
1412         {
1413                 for (int i = 0; i < cmdlist.size(); i++)
1414                 {
1415                         if (cmdlist[i].handler_function)
1416                         {
1417                                 if (cmdlist[i].use_count)
1418                                 {
1419                                         /* RPL_STATSCOMMANDS */
1420                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1421                                 }
1422                         }
1423                 }
1424
1425         }
1426
1427         /* stats z (debug and memory info) */
1428         if (*parameters[0] == 'z')
1429         {
1430                 rusage R;
1431                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1432                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1433                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1434                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1435                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1436                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1437                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1438                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1439                 if (!getrusage(RUSAGE_SELF,&R))
1440                 {
1441                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1442                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1443                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1444                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1445                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1446                 }
1447         }
1448
1449         if (*parameters[0] == 'T')
1450         {
1451                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1452                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1453                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1454                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1455                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1456                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1457         }
1458
1459         /* stats o */
1460         if (*parameters[0] == 'o')
1461         {
1462                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1463                 {
1464                         char LoginName[MAXBUF];
1465                         char HostName[MAXBUF];
1466                         char OperType[MAXBUF];
1467                         ConfValue("oper","name",i,LoginName,&config_f);
1468                         ConfValue("oper","host",i,HostName,&config_f);
1469                         ConfValue("oper","type",i,OperType,&config_f);
1470                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1471                 }
1472         }
1473
1474         /* stats l (show user I/O stats) */
1475         if (*parameters[0] == 'l')
1476         {
1477                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1478                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1479                 {
1480                         if (isnick(i->second->nick))
1481                         {
1482                                 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);
1483                         }
1484                         else
1485                         {
1486                                 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);
1487                         }
1488
1489                 }
1490         }
1491
1492         /* stats u (show server uptime) */
1493         if (*parameters[0] == 'u')
1494         {
1495                 time_t current_time = 0;
1496                 current_time = TIME;
1497                 time_t server_uptime = current_time - startup_time;
1498                 struct tm* stime;
1499                 stime = gmtime(&server_uptime);
1500                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1501                  * Craig suggested this, and it seemed a good idea so in it went */
1502                 if (stime->tm_year > 70)
1503                 {
1504                         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);
1505                 }
1506                 else
1507                 {
1508                         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);
1509                 }
1510         }
1511
1512         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1513         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1514
1515 }
1516
1517 void handle_connect(char **parameters, int pcnt, userrec *user)
1518 {
1519         char Link_ServerName[1024];
1520         char Link_IPAddr[1024];
1521         char Link_Port[1024];
1522         char Link_Pass[1024];
1523         int LinkPort;
1524         bool found = false;
1525
1526         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1527         {
1528                 if (!found)
1529                 {
1530                         ConfValue("link","name",i,Link_ServerName,&config_f);
1531                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1532                         ConfValue("link","port",i,Link_Port,&config_f);
1533                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1534                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1535                         LinkPort = atoi(Link_Port);
1536                         if (match(Link_ServerName,parameters[0])) {
1537                                 found = true;
1538                                 break;
1539                         }
1540                 }
1541         }
1542
1543         if (!found) {
1544                 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1545                 return;
1546         }
1547
1548         // TODO: Perform a check here to stop a server being linked twice!
1549
1550         WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1551
1552         if (me[defaultRoute])
1553         {
1554                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1555                 return;
1556         }
1557         else
1558         {
1559                 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);
1560         }
1561 }
1562
1563 void handle_squit(char **parameters, int pcnt, userrec *user)
1564 {
1565         // send out an squit across the mesh and then clear the server list (for local squit)
1566         if (!pcnt)
1567         {
1568                 WriteOpers("SQUIT command issued by %s",user->nick);
1569                 char buffer[MAXBUF];
1570                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1571                 NetSendToAll(buffer);
1572                 DoSplitEveryone();
1573         }
1574         else
1575         {
1576                 if (!strcasecmp("*",parameters[0]))
1577                 {
1578                         WriteServ(user->fd,"NOTICE %s :*** You cannot issue an SQUIT this wide! If this is REALLY what you want, use a less wide mask.",user->nick);
1579                         WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1580                         return;
1581                 }
1582                 if (!strcasecmp(ServerName,parameters[0]))
1583                 {
1584                         WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1585                         return;
1586                 }
1587                 bool have_this_server = true;
1588                 int n_count = 0;
1589                 std::string server_to_squit = "";
1590                 while (have_this_server)
1591                 {
1592                         have_this_server = false;
1593                         for (int j = 0; j < 32; j++)
1594                         {
1595                                 if (me[j] != NULL)
1596                                 {
1597                                         for (int x = 0; x < me[j]->connectors.size(); x++)
1598                                         {
1599                                                 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1600                                                 {
1601                                                         // found a valid ircd_connector.
1602                                                         have_this_server = true;
1603                                                         server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1604                                                         break;
1605                                                 }
1606                                         }
1607                                 }
1608                         }
1609                         if (have_this_server)
1610                         {
1611                                 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1612                                 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1613                                 char buffer[MAXBUF];
1614                                 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1615                                 NetSendToAll(buffer);
1616                                 DoSplit(server_to_squit.c_str());
1617                                 n_count++;
1618                         }
1619                 }
1620                 if (!n_count)
1621                 {
1622                         WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1623                 }
1624         }
1625 }
1626
1627 void handle_links(char **parameters, int pcnt, userrec *user)
1628 {
1629         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1630         for (int j = 0; j < 32; j++)
1631         {
1632                 if (me[j] != NULL)
1633                 {
1634                         for (int k = 0; k < me[j]->connectors.size(); k++)
1635                         {
1636                                 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());
1637                         }
1638                 }
1639         }
1640         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1641 }
1642
1643 void handle_map(char **parameters, int pcnt, userrec *user)
1644 {
1645         char line[MAXBUF];
1646         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1647         while (strlen(line) < 50)
1648                 strcat(line," ");
1649         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1650         for (int j = 0; j < 32; j++)
1651         {
1652                 if (me[j] != NULL)
1653                 {
1654                         for (int k = 0; k < me[j]->connectors.size(); k++)
1655                         {
1656                                 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1657                                 while (strlen(line) < 50)
1658                                         strcat(line," ");
1659                                 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)registered_usercount())*100));
1660                         }
1661                 }
1662         }
1663         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1664 }
1665
1666 bool is_uline(const char* server)
1667 {
1668         char ServName[MAXBUF];
1669         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1670         {
1671                 ConfValue("uline","server",i,ServName,&config_f);
1672                 if (!strcasecmp(server,ServName))
1673                 {
1674                         return true;
1675                 }
1676         }
1677         return false;
1678 }
1679 int operstrcmp(char* data,char* input)
1680 {
1681         int MOD_RESULT = 0;
1682         FOREACH_RESULT(OnOperCompare(data,input))
1683         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1684         if (MOD_RESULT == 1)
1685                 return 0;
1686         if (MOD_RESULT == -1)
1687                 return 1;
1688         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1689         return strcmp(data,input);
1690 }
1691
1692 void handle_oper(char **parameters, int pcnt, userrec *user)
1693 {
1694         char LoginName[MAXBUF];
1695         char Password[MAXBUF];
1696         char OperType[MAXBUF];
1697         char TypeName[MAXBUF];
1698         char HostName[MAXBUF];
1699         char TheHost[MAXBUF];
1700         int j;
1701         bool found = false;
1702         bool fail2 = false;
1703         char global[MAXBUF];
1704
1705         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1706
1707         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1708         {
1709                 ConfValue("oper","name",i,LoginName,&config_f);
1710                 ConfValue("oper","password",i,Password,&config_f);
1711                 ConfValue("oper","type",i,OperType,&config_f);
1712                 ConfValue("oper","host",i,HostName,&config_f);
1713                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1714                 {
1715                         fail2 = true;
1716                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1717                         {
1718                                 ConfValue("type","name",j,TypeName,&config_f);
1719
1720                                 if (!strcmp(TypeName,OperType))
1721                                 {
1722                                         /* found this oper's opertype */
1723                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1724                                         NetSendToAll(global);
1725                                         ConfValue("type","host",j,HostName,&config_f);
1726                                         ChangeDisplayedHost(user,HostName);
1727                                         strlcpy(user->oper,TypeName,NICKMAX);
1728                                         found = true;
1729                                         fail2 = false;
1730                                         break;
1731                                 }
1732                         }
1733                 }
1734                 if (found)
1735                         break;
1736         }
1737         if (found)
1738         {
1739                 /* correct oper credentials */
1740                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1741                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1742                 if (!strchr(user->modes,'o'))
1743                 {
1744                         strcat(user->modes,"o");
1745                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1746                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1747                         NetSendToAll(global);
1748                         FOREACH_MOD OnOper(user);
1749                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1750                         AddOper(user);
1751                 }
1752         }
1753         else
1754         {
1755                 if (!fail2)
1756                 {
1757                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1758                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1759                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1760                 }
1761                 else
1762                 {
1763                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1764                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1765                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1766                 }
1767         }
1768         return;
1769 }
1770
1771 void handle_nick(char **parameters, int pcnt, userrec *user)
1772 {
1773         if (pcnt < 1)
1774         {
1775                 log(DEBUG,"not enough params for handle_nick");
1776                 return;
1777         }
1778         if (!parameters[0])
1779         {
1780                 log(DEBUG,"invalid parameter passed to handle_nick");
1781                 return;
1782         }
1783         if (!parameters[0][0])
1784         {
1785                 log(DEBUG,"zero length new nick passed to handle_nick");
1786                 return;
1787         }
1788         if (!user)
1789         {
1790                 log(DEBUG,"invalid user passed to handle_nick");
1791                 return;
1792         }
1793         if (!user->nick)
1794         {
1795                 log(DEBUG,"invalid old nick passed to handle_nick");
1796                 return;
1797         }
1798         if (!strcasecmp(user->nick,parameters[0]))
1799         {
1800                 log(DEBUG,"old nick is new nick, skipping");
1801                 return;
1802         }
1803         else
1804         {
1805                 if (strlen(parameters[0]) > 1)
1806                 {
1807                         if (parameters[0][0] == ':')
1808                         {
1809                                 *parameters[0]++;
1810                         }
1811                 }
1812                 if (matches_qline(parameters[0]))
1813                 {
1814                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1815                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1816                         return;
1817                 }
1818                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1819                 {
1820                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1821                         return;
1822                 }
1823         }
1824         if (isnick(parameters[0]) == 0)
1825         {
1826                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1827                 return;
1828         }
1829
1830         if (user->registered == 7)
1831         {
1832                 int MOD_RESULT = 0;
1833                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1834                 if (MOD_RESULT) {
1835                         // if a module returns true, the nick change is silently forbidden.
1836                         return;
1837                 }
1838
1839                 WriteCommon(user,"NICK %s",parameters[0]);
1840
1841                 // N token must go to ALL servers!!!
1842                 char buffer[MAXBUF];
1843                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1844                 NetSendToAll(buffer);
1845         }
1846
1847         char oldnick[NICKMAX];
1848         strlcpy(oldnick,user->nick,NICKMAX);
1849
1850         /* change the nick of the user in the users_hash */
1851         user = ReHashNick(user->nick, parameters[0]);
1852         /* actually change the nick within the record */
1853         if (!user) return;
1854         if (!user->nick) return;
1855
1856         strlcpy(user->nick, parameters[0],NICKMAX);
1857
1858         log(DEBUG,"new nick set: %s",user->nick);
1859
1860         if (user->registered < 3)
1861         {
1862                 user->registered = (user->registered | 2);
1863                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1864                 // and unless we're lucky we'll get a duff one later on.
1865                 user->dns_done = (!lookup_dns(user->nick));
1866                 if (user->dns_done)
1867                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1868         }
1869         if (user->registered == 3)
1870         {
1871                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1872                 FOREACH_MOD OnUserRegister(user);
1873                 ConnectUser(user);
1874         }
1875         if (user->registered == 7)
1876         {
1877                 FOREACH_MOD OnUserPostNick(user,oldnick);
1878         }
1879 }
1880
1881
1882 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1883 {
1884         char* servername = strtok(params," ");
1885         char* versionstr = strtok(NULL,"\r\n");
1886
1887         if ((!servername) || (!versionstr))
1888                 return;
1889
1890         for (int j = 0; j < 32; j++)
1891         {
1892                 if (me[j] != NULL)
1893                 {
1894                         for (int x = 0; x < me[j]->connectors.size(); x++)
1895                         {
1896                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1897                                 {
1898                                         me[j]->connectors[x].SetVersionString(versionstr);
1899                                         WriteOpers("Server '%s' (%d:%d) announces itself as version '%s'",me[j]->connectors[x].GetServerName().c_str(),j,x,me[j]->connectors[x].GetVersionString().c_str());
1900                                 }
1901                         }
1902                 }
1903         }
1904 }
1905
1906 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1907 {
1908         char* src = strtok(params," ");
1909         char* dest = strtok(NULL," :");
1910         char* text = strtok(NULL,"\r\n");
1911
1912         if ((!src) || (!dest) || (!text))
1913                 return;
1914
1915         text++;
1916
1917         userrec* user = Find(src);
1918         if (user)
1919         {
1920                 // notice all - only issuable by a server
1921                 if (!strcmp(dest,"*"))
1922                 {
1923                         NoticeAll(user,true,"%s",text);
1924                 }
1925                 if (!strcmp(dest,"@*"))
1926                 {
1927                         NoticeAllOpers(user,true,"%s",text);
1928                 }
1929                 else
1930                 {
1931                         userrec* dst = Find(dest);
1932                         if (dst)
1933                         {
1934                                 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1935                         }
1936                         else
1937                         {
1938                                 chanrec* d = FindChan(dest);
1939                                 if (d)
1940                                 {
1941                                         ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1942                                 }
1943                         }
1944                 }
1945         }
1946
1947 }
1948
1949
1950 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1951 {
1952         char* src = strtok(params," ");
1953         char* dest = strtok(NULL," :");
1954         char* text = strtok(NULL,"\r\n");
1955
1956         if ((!src) || (!dest) || (!text))
1957                 return;
1958
1959         text++;
1960
1961         userrec* user = Find(src);
1962         if (user)
1963         {
1964                 userrec* dst = Find(dest);
1965
1966                 if (dst)
1967                 {
1968                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1969                 }
1970                 else
1971                 {
1972                         chanrec* d = FindChan(dest);
1973                         if (d)
1974                         {
1975                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1976                         }
1977                 }
1978         }
1979
1980 }
1981
1982 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1983 {
1984         char* nick = strtok(params," ");
1985         char* from = strtok(NULL," ");
1986         char* channel = strtok(NULL," ");
1987
1988         if ((!nick) || (!from) || (!channel))
1989                 return;
1990
1991         userrec* u = Find(nick);
1992         userrec* user = Find(from);
1993         chanrec* c = FindChan(channel);
1994         if ((c) && (u) && (user))
1995         {
1996                 u->InviteTo(c->name);
1997                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1998         }
1999 }
2000
2001 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2002 {
2003         char* setby = strtok(params," ");
2004         char* channel = strtok(NULL," :");
2005         char* topic = strtok(NULL,"\r\n");
2006
2007         if ((!setby) || (!channel) || (!topic))
2008                 return;
2009
2010         topic++;
2011         userrec* u = Find(setby);
2012         chanrec* c = FindChan(channel);
2013         if ((c) && (u))
2014         {
2015                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
2016                 strlcpy(c->topic,topic,MAXTOPIC);
2017                 strlcpy(c->setby,u->nick,NICKMAX);
2018                 c->topicset = TIME;
2019         }
2020 }
2021
2022
2023 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2024 {
2025         char* tm = strtok(params," ");
2026         char* setby = strtok(NULL," ");
2027         char* channel = strtok(NULL," :");
2028         char* topic = strtok(NULL,"\r\n");
2029
2030         if ((!tm) || (!setby) || (!channel) || (!topic))
2031                 return;
2032
2033         topic++;
2034         time_t TS = atoi(tm);
2035         chanrec* c = FindChan(channel);
2036         if (c)
2037         {
2038                 // in the case of topics and TS, the *NEWER*
2039                 if (TS <= c->topicset)
2040                 {
2041                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2042                         strlcpy(c->topic,topic,MAXTOPIC);
2043                         strlcpy(c->setby,setby,NICKMAX);
2044                 }
2045         }
2046 }
2047
2048 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2049 {
2050         char* pars[128];
2051         char original[MAXBUF],target[MAXBUF];
2052         strlcpy(original,params,MAXBUF);
2053         int index = 0;
2054         char* parameter = strtok(params," ");
2055
2056         if (!parameter)
2057                 return;
2058
2059         strlcpy(target,parameter,MAXBUF);
2060         while (parameter)
2061         {
2062                 if (parameter[0] == ':')
2063                         parameter++;
2064                 pars[index++] = parameter;
2065                 parameter = strtok(NULL," ");
2066         }
2067         log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2068         merge_mode(pars,index);
2069         if (FindChan(target))
2070         {
2071                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2072                 return;
2073         }
2074         if (Find(target))
2075         {
2076                 if (original[0])
2077                         Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2078         }
2079 }
2080
2081 // m is modes set by users only (not servers) valid targets are channels or users.
2082
2083 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2084 {
2085         // m blah #chatspike +b *!test@*4
2086         char* pars[128];
2087         char original[MAXBUF];
2088
2089         if (!params)
2090                 return;
2091
2092         strlcpy(original,params,MAXBUF);
2093
2094         if (!strchr(params,' '))
2095         {
2096                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2097                 return;
2098         }
2099
2100         int index = 0;
2101
2102         char* src = strtok(params," ");
2103
2104         if (!src)
2105                 return;
2106
2107         userrec* user = Find(src);
2108
2109         if (user)
2110         {
2111                 log(DEBUG,"Found user: %s",user->nick);
2112                 char* parameter = strtok(NULL," ");
2113                 while (parameter)
2114                 {
2115                         pars[index++] = parameter;
2116                         parameter = strtok(NULL," ");
2117                 }
2118
2119                 log(DEBUG,"Calling merge_mode2");
2120                 if (index)
2121                         merge_mode2(pars,index,user);
2122         }
2123 }
2124
2125
2126 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2127 {
2128         char* nick = NULL;
2129         char* channel = NULL;
2130         char* reason = NULL;
2131         log(DEBUG,"L TOKEN PARS: '%s'",params);
2132         if (strstr(params,":#"))
2133         {
2134                 nick = strtok(params," ");
2135                 channel = strtok(NULL,"\r\n");
2136                 if ((!nick) || (!channel))
2137                         return;
2138                 channel++;
2139                 reason = "";
2140         }
2141         else
2142         {
2143                 nick = strtok(params," ");
2144                 channel = strtok(NULL," :");
2145                 reason = strtok(NULL,"\r\n");
2146                 if ((!nick) || (!channel) || (!reason))
2147                         return;
2148                 reason++;
2149         }
2150         userrec* user = Find(nick);
2151         if ((user) && (channel) && (reason))
2152         {
2153                 if ((!reason) && (*reason != '\0'))
2154                 {
2155                         del_channel(user,channel,reason,true);
2156                 }
2157                 else
2158                 {
2159                         del_channel(user,channel,NULL,true);
2160                 }
2161         }
2162 }
2163
2164 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2165 {
2166         char* src = strtok(params," ");
2167         char* nick = strtok(NULL," :");
2168         char* reason = strtok(NULL,"\r\n");
2169         if ((!src) || (!nick) || (!reason))
2170                 return;
2171         char kreason[MAXBUF];
2172         reason++;
2173
2174         userrec* u = Find(nick);
2175         userrec* user = Find(src);
2176
2177         if ((user) && (u))
2178         {
2179                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
2180                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
2181                 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",source->name,user->nick,reason);
2182                 kill_link(u,kreason);
2183         }
2184 }
2185
2186 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2187 {
2188         char* nick = strtok(params," :");
2189         char* reason = strtok(NULL,"\r\n");
2190
2191         if ((!nick) || (!reason))
2192                 return;
2193         reason++;
2194
2195         userrec* user = Find(nick);
2196
2197         if (user)
2198         {
2199                 if (strlen(reason)>MAXQUIT)
2200                 {
2201                         reason[MAXQUIT-1] = '\0';
2202                 }
2203
2204
2205                 WriteCommonExcept(user,"QUIT :%s",reason);
2206
2207                 user_hash::iterator iter = clientlist.find(user->nick);
2208
2209                 if (iter != clientlist.end())
2210                 {
2211                         log(DEBUG,"deleting user hash value %d",iter->second);
2212                         clientlist.erase(iter);
2213                 }
2214
2215                 if (user->registered == 7)
2216                 {
2217                         purge_empty_chans(user);
2218                 }
2219                 delete user;
2220         }
2221 }
2222
2223 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2224 {
2225         char* oldnick = strtok(params," ");
2226         char* newnick = strtok(NULL," ");
2227
2228         if ((!oldnick) || (!newnick))
2229                 return;
2230
2231         userrec* user = Find(oldnick);
2232
2233         if (user)
2234         {
2235                 if (is_uline(tcp_host))
2236                 {
2237                         int MOD_RESULT = 0;
2238                         FOREACH_RESULT(OnUserPreNick(user,newnick));
2239                         if (MOD_RESULT) {
2240                                 // if a module returns true, the nick change couldnt be allowed
2241                                 statsCollisions++;
2242                                 kill_link(user,"Nickname collision");
2243                                 return;
2244                         }
2245                         if (matches_qline(newnick))
2246                         {
2247                                 statsCollisions++;
2248                                 kill_link(user,"Nickname collision");
2249                                 return;
2250                         }
2251
2252                         // broadcast this because its a services thingy
2253                         char buffer[MAXBUF];
2254                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2255                         NetSendToAllExcept(tcp_host,buffer);
2256                 }
2257                 WriteCommon(user,"NICK %s",newnick);
2258                 user = ReHashNick(user->nick, newnick);
2259                 if (!user) return;
2260                 if (!user->nick) return;
2261                 strlcpy(user->nick, newnick,NICKMAX);
2262                 log(DEBUG,"new nick set: %s",user->nick);
2263         }
2264 }
2265
2266 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2267 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2268 {
2269         char* src = strtok(params," ");
2270         char* dest = strtok(NULL," ");
2271         char* channel = strtok(NULL," :");
2272         char* reason = strtok(NULL,"\r\n");
2273
2274         if ((!src) || (!dest) || (!channel) || (!reason))
2275                 return;
2276
2277         reason++;
2278         userrec* s = Find(src);
2279         userrec* d = Find(dest);
2280         chanrec* c = FindChan(channel);
2281         if ((s) && (d) && (c))
2282         {
2283                 kick_channel(s,d,c,reason);
2284                 return;
2285         }
2286         d = Find(channel);
2287         c = FindChan(dest);
2288         if ((s) && (d) && (c))
2289         {
2290                 kick_channel(s,d,c,reason);
2291                 return;
2292         }
2293 }
2294
2295 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2296 {
2297         char* who = strtok(params," :");
2298         char* text = strtok(NULL,"\r\n");
2299
2300         if ((!who) || (!text))
2301                 return;
2302
2303         text++;
2304         userrec* s = Find(who);
2305         if (s)
2306         {
2307                 WriteWallOps(s,true,text);
2308         }
2309 }
2310
2311 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2312 {
2313         log(DEBUG,"Adding ULined server %s to my map",params);
2314         ircd_connector s;
2315         s.SetState(STATE_DISCONNECTED);
2316
2317         if (!params)
2318                 return;
2319
2320         s.SetServerName(params);
2321
2322         for (int j = 0; j < 32; j++)
2323         {
2324                 if (me[j] != NULL)
2325                 {
2326                         for (int k = 0; k < me[j]->connectors.size(); k++)
2327                         {
2328                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2329                                 {
2330                                         // dont allow a server to be added twice
2331                                         log(DEBUG,"ULined server %s already in the map!",params);
2332                                         return;
2333                                 }
2334                         }
2335                 }
2336         }
2337
2338         source->connectors.push_back(s);
2339         WriteOpers("Non-Mesh server %s has joined the network",params);
2340 }
2341
2342 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2343 {
2344         char* tm = strtok(params," ");
2345         char* nick = strtok(NULL," ");
2346         char* host = strtok(NULL," ");
2347         char* dhost = strtok(NULL," ");
2348         char* ident = strtok(NULL," ");
2349         char* modes = strtok(NULL," ");
2350         char* ipaddr = strtok(NULL," ");
2351         char* server = strtok(NULL," :");
2352         char* gecos = strtok(NULL,"\r\n");
2353
2354         if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2355                 return;
2356
2357         if (*gecos == ':')
2358                 gecos++;
2359
2360         if (*modes == '+')
2361                 modes++;
2362
2363         time_t TS = atoi(tm);
2364         user_hash::iterator iter = clientlist.find(nick);
2365         if (iter != clientlist.end())
2366         {
2367                 // nick collision
2368                 statsCollisions++;
2369                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2370                 char str[MAXBUF];
2371                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2372                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2373                 kill_link(iter->second,str);
2374         }
2375         clientlist[nick] = new userrec();
2376         // remote users have an fd of -1. This is so that our Write abstraction
2377         // routines know to route any messages to this record away to whatever server
2378         // theyre on.
2379         clientlist[nick]->fd = -1;
2380         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2381         strlcpy(clientlist[nick]->host, host,160);
2382         strlcpy(clientlist[nick]->dhost, dhost,160);
2383         strlcpy(clientlist[nick]->server, server,256);
2384         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2385         strlcpy(clientlist[nick]->fullname, gecos,128);
2386         strlcpy(clientlist[nick]->ip,ipaddr,32);
2387         clientlist[nick]->signon = TS;
2388         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2389         clientlist[nick]->lastping = 1;
2390         clientlist[nick]->port = 0; // so is this...
2391         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2392         clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2393         for (int i = 0; i < MAXCHANS; i++)
2394         {
2395                 clientlist[nick]->chans[i].channel = NULL;
2396                 clientlist[nick]->chans[i].uc_modes = 0;
2397         }
2398         FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2399         if (strchr(clientlist[nick]->modes,'o'))
2400         {
2401                 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2402         }
2403 }
2404
2405 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2406 {
2407         if (!params)
2408                 return;
2409         long tdiff = TIME - atoi(params);
2410         if (tdiff)
2411                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2412 }
2413
2414 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2415 {
2416         char* nick = strtok(params," :");
2417         char* gecos = strtok(NULL,"\r\n");
2418
2419         if ((!nick) || (!gecos))
2420                 return;
2421
2422         userrec* user = Find(nick);
2423
2424         if (user)
2425                 strlcpy(user->fullname,gecos,MAXBUF);
2426 }
2427
2428 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2429 {
2430         char* nick = strtok(params," ");
2431         char* host = strtok(NULL," ");
2432
2433         if ((!nick) || (!host))
2434                 return;
2435
2436         userrec* user = Find(nick);
2437
2438         if (user)
2439                 strlcpy(user->dhost,host,160);
2440 }
2441
2442 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2443 {
2444         // %s %s %d %d
2445         // + test3.chatspike.net 7010 -2016508415
2446         char* servername = strtok(params," ");
2447         char* ipaddr = strtok(NULL," ");
2448         char* ipport = strtok(NULL," ");
2449         char* cookie = strtok(NULL," ");
2450
2451         if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2452                 return;
2453
2454         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2455
2456
2457         bool conn_already = false;
2458         for (int i = 0; i < 32; i++)
2459         {
2460                 if (me[i] != NULL)
2461                 {
2462                         for (int j = 0; j < me[i]->connectors.size(); j++)
2463                         {
2464                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2465                                 {
2466                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2467                                         {
2468                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2469                                                 conn_already = true;
2470                                         }
2471                                 }
2472                         }
2473                 }
2474         }
2475         if (!conn_already)
2476                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2477 }
2478
2479 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2480 {
2481         char* server = strtok(params," ");
2482         char* data = strtok(NULL,"\r\n");
2483
2484         if ((!data) || (!server))
2485         {
2486                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2487                 return;
2488         }
2489
2490         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2491         NetSendToOne(server,data);
2492 }
2493
2494 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2495 {
2496         // IMPORTANT NOTE
2497         // The J token currently has no timestamp - this needs looking at
2498         // because it will allow splitriding.
2499         char* nick = strtok(params," ");
2500         char* channel = strtok(NULL," ");
2501
2502         if ((!nick) || (!channel))
2503                 return;
2504
2505         userrec* user = Find(nick);
2506
2507         while (channel)
2508         {
2509                 if ((user != NULL) && (strcmp(channel,"")))
2510                 {
2511                         char privilage = '\0';
2512                         if (channel[0] != '#')
2513                         {
2514                                 privilage = channel[0];
2515                                 channel++;
2516                         }
2517                         add_channel(user,channel,"",true);
2518
2519                         // now work out the privilages they should have on each channel
2520                         // and send the appropriate servermodes.
2521                         for (int i = 0; i != MAXCHANS; i++)
2522                         {
2523                                 if (user->chans[i].channel)
2524                                 {
2525                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2526                                         {
2527                                                 if (privilage == '@')
2528                                                 {
2529                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2530                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2531                                                 }
2532                                                 if (privilage == '%')
2533                                                 {
2534                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2535                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2536                                                 }
2537                                                 if (privilage == '+')
2538                                                 {
2539                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2540                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2541                                                 }
2542                                         }
2543                                 }
2544                         }
2545
2546                 }
2547                 channel = strtok(NULL," ");
2548         }
2549 }
2550
2551 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2552 {
2553         log(DEBUG,"Storing routing table...");
2554         char* sourceserver = strtok(params," ");
2555         char* server = strtok(NULL," ");
2556
2557         if ((!sourceserver) || (!server))
2558                 return;
2559
2560         for (int i = 0; i < 32; i++)
2561         {
2562                 if (me[i] != NULL)
2563                 {
2564                         for (int j = 0; j < me[i]->connectors.size(); j++)
2565                         {
2566                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2567                                 {
2568                                         me[i]->connectors[j].routes.clear();
2569                                         log(DEBUG,"Found entry for source server.");
2570                                         while (server)
2571                                         {
2572                                                 // store each route
2573                                                 me[i]->connectors[j].routes.push_back(server);
2574                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2575                                                 server = strtok(NULL," ");
2576                                         }
2577                                         return;
2578                                 }
2579                         }
2580                 }
2581         }
2582         log(DEBUG,"Warning! routing table received from nonexistent server!");
2583 }
2584
2585 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2586 {
2587         if (!params)
2588                 return;
2589
2590         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2591         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2592         bool go_again = true;
2593         while (go_again)
2594         {
2595                 go_again = false;
2596                 for (int i = 0; i < 32; i++)
2597                 {
2598                         if (me[i] != NULL)
2599                         {
2600                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2601                                 {
2602                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2603                                         {
2604                                                 j->routes.clear();
2605                                                 j->CloseConnection();
2606                                                 me[i]->connectors.erase(j);
2607                                                 go_again = true;
2608                                                 break;
2609                                         }
2610                                 }
2611                         }
2612                 }
2613         }
2614         log(DEBUG,"Removed server. Will remove clients...");
2615         // iterate through the userlist and remove all users on this server.
2616         // because we're dealing with a mesh, we dont have to deal with anything
2617         // "down-route" from this server (nice huh)
2618         go_again = true;
2619         char reason[MAXBUF];
2620         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2621         while (go_again)
2622         {
2623                 go_again = false;
2624                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2625                 {
2626                         if (!strcasecmp(u->second->server,params))
2627                         {
2628                                 kill_link(u->second,reason);
2629                                 go_again = true;
2630                                 break;
2631                         }
2632                 }
2633         }
2634 }
2635
2636 unsigned long authcookie;
2637
2638 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2639 {
2640         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2641         log(DEBUG,"Adding G-line");
2642         char* mask = strtok(params," ");
2643         char* who = strtok(NULL," ");
2644         char* create_time = strtok(NULL," ");
2645         char* duration = strtok(NULL," :");
2646         char* reason = strtok(NULL,"\r\n");
2647
2648         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2649                 return;
2650
2651         reason++;
2652         add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2653         // we must update the creation time on this gline
2654         // now that we've added it, or it wont expire at the right time.
2655         gline_set_creation_time(mask,atoi(create_time));
2656         if (!atoi(duration))
2657         {
2658                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2659         }
2660         else
2661         {
2662                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2663         }
2664         apply_lines();
2665 }
2666
2667 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2668 {
2669         log(DEBUG,"Removing G-line");
2670         char* mask = strtok(params," ");
2671         char* who = strtok(NULL," ");
2672
2673         if ((!mask) || (!who))
2674                 return;
2675
2676         if (mask)
2677         {
2678                 if (del_gline((const char*)mask))
2679                 {
2680                         if (who)
2681                         {
2682                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2683                         }
2684                 }
2685         }
2686 }
2687
2688 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2689 {
2690         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2691         log(DEBUG,"Adding Q-line");
2692         char* mask = strtok(params," ");
2693         char* who = strtok(NULL," ");
2694         char* create_time = strtok(NULL," ");
2695         char* duration = strtok(NULL," :");
2696         char* reason = strtok(NULL,"\r\n");
2697
2698         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2699                 return;
2700
2701         reason++;
2702         add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2703         // we must update the creation time on this gline
2704         // now that we've added it, or it wont expire at the right time.
2705         qline_set_creation_time(mask,atoi(create_time));
2706         qline_make_global(mask);
2707         if (!atoi(duration))
2708         {
2709                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2710         }
2711         else
2712         {
2713                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2714         }
2715         apply_lines();
2716 }
2717
2718 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2719 {
2720         log(DEBUG,"Removing Q-line");
2721         char* mask = strtok(params," ");
2722         char* who = strtok(NULL," ");
2723
2724         if ((!mask) || (!who))
2725                 return;
2726
2727         if (mask)
2728         {
2729                 if (del_qline((const char*)mask))
2730                 {
2731                         if (who)
2732                         {
2733                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2734                         }
2735                 }
2736         }
2737 }
2738
2739 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2740 {
2741         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2742         log(DEBUG,"Adding Z-line");
2743         char* mask = strtok(params," ");
2744         char* who = strtok(NULL," ");
2745         char* create_time = strtok(NULL," ");
2746         char* duration = strtok(NULL," :");
2747         char* reason = strtok(NULL,"\r\n");
2748
2749         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2750                 return;
2751
2752         reason++;
2753         add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2754         // we must update the creation time on this gline
2755         // now that we've added it, or it wont expire at the right time.
2756         zline_set_creation_time(mask,atoi(create_time));
2757         zline_make_global(mask);
2758         if (!atoi(duration))
2759         {
2760                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2761         }
2762         else
2763         {
2764                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2765         }
2766         apply_lines();
2767 }
2768
2769 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2770 {
2771         log(DEBUG,"Removing Z-line");
2772         char* mask = strtok(params," ");
2773         char* who = strtok(NULL," ");
2774
2775         if ((!mask) || (!who))
2776                 return;
2777
2778         if (mask)
2779         {
2780                 if (del_zline((const char*)mask))
2781                 {
2782                         if (who)
2783                         {
2784                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2785                         }
2786                 }
2787         }
2788 }
2789
2790 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2791 {
2792         char* nick = strtok(params," ");
2793         char* type = strtok(params," ");
2794
2795         if ((!nick) || (!type))
2796                 return;
2797
2798         userrec* u = Find(nick);
2799         if (u)
2800         {
2801                 strlcpy(u->oper,type,NICKMAX);
2802         }
2803 }
2804
2805
2806 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2807 {
2808         char buffer[MAXBUF];
2809         int MOD_RESULT = 0;
2810
2811         switch(token)
2812         {
2813                 // Y <TS>
2814                 // start netburst
2815                 case 'Y':
2816                         nb_start = TIME;
2817                         WriteOpers("Server %s is starting netburst.",tcp_host);
2818                         // now broadcast this new servers address out to all servers that are linked to us,
2819                         // except the newcomer. They'll all attempt to connect back to it.
2820                         authcookie = rand()*rand();
2821                         snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2822                         NetSendToAll(buffer);
2823                 break;
2824                 // ~
2825                 // Store authcookie
2826                 // once stored, this authcookie permits other servers to log in
2827                 // without user or password, using it.
2828                 case '~':
2829                         auth_cookies.push_back(atoi(params));
2830                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2831                 break;
2832                 // connect back to a server using an authcookie
2833                 case '+':
2834                         handle_plus(token,params,source,reply,tcp_host);
2835                 break;
2836                 // routing table
2837                 case '$':
2838                         handle_dollar(token,params,source,reply,tcp_host);
2839                 break;
2840                 // node unreachable - we cant route to a server, sooooo we slit it off.
2841                 // servers can generate these for themselves for an squit.
2842                 case '&':
2843                         handle_amp(token,params,source,reply,tcp_host);
2844                 break;
2845                 // R <server> <data>
2846                 // redirect token, send all of <data> along to the given
2847                 // server as this server has been found to still have a route to it
2848                 case 'R':
2849                         handle_R(token,params,source,reply,tcp_host);
2850                 break;
2851                 // ?
2852                 // ping
2853                 case '?':
2854                         reply->SendPacket("!",tcp_host);
2855                 break;
2856                 // ?
2857                 // pong
2858                 case '!':
2859                 break;
2860                 // *
2861                 // no operation
2862                 case '*':
2863                 break;
2864                 // no operation - reserved to prevent services issues
2865                 case ':':
2866                 break;
2867                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2868                 // introduce remote client
2869                 case 'N':
2870                         handle_N(token,params,source,reply,tcp_host);
2871                 break;
2872                 // a <NICK> :<GECOS>
2873                 // change GECOS (SETNAME)
2874                 case 'a':
2875                         handle_a(token,params,source,reply,tcp_host);
2876                 break;
2877                 // b <NICK> :<HOST>
2878                 // change displayed host (SETHOST)
2879                 case 'b':
2880                         handle_b(token,params,source,reply,tcp_host);
2881                 break;
2882                 // t <NICK> <CHANNEL> :<TOPIC>
2883                 // change a channel topic
2884                 case 't':
2885                         handle_t(token,params,source,reply,tcp_host);
2886                 break;
2887                 // i <NICK> <CHANNEL>
2888                 // invite a user to a channel
2889                 case 'i':
2890                         handle_i(token,params,source,reply,tcp_host);
2891                 break;
2892                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2893                 // kick a user from a channel
2894                 case 'k':
2895                         handle_k(token,params,source,reply,tcp_host);
2896                 break;
2897                 // n <NICK> <NEWNICK>
2898                 // change nickname of client -- a server should only be able to
2899                 // change the nicknames of clients that reside on it unless
2900                 // they are ulined.
2901                 case 'n':
2902                         handle_n(token,params,source,reply,tcp_host);
2903                 break;
2904                 // J <NICK> <CHANLIST>
2905                 // Join user to channel list, merge channel permissions
2906                 case 'J':
2907                         handle_J(token,params,source,reply,tcp_host);
2908                 break;
2909                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2910                 // change channel topic (netburst only)
2911                 case 'T':
2912                         handle_T(token,params,source,reply,tcp_host);
2913                 break;
2914                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2915                 // Server setting modes on an object
2916                 case 'M':
2917                         handle_M(token,params,source,reply,tcp_host);
2918                 break;
2919                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2920                 // User setting modes on an object
2921                 case 'm':
2922                         handle_m(token,params,source,reply,tcp_host);
2923                 break;
2924                 // P <SOURCE> <TARGET> :<TEXT>
2925                 // Send a private/channel message
2926                 case 'P':
2927                         handle_P(token,params,source,reply,tcp_host);
2928                 break;
2929                 // V <SOURCE> <TARGET> :<TEXT>
2930                 // Send a private/channel notice
2931                 case 'V':
2932                         handle_V(token,params,source,reply,tcp_host);
2933                 break;
2934                 // v <servername> <arbitary version string>
2935                 case 'v':
2936                         handle_v(token,params,source,reply,tcp_host);
2937                 break;
2938                 // L <SOURCE> <CHANNEL> :<REASON>
2939                 // User parting a channel
2940                 case 'L':
2941                         handle_L(token,params,source,reply,tcp_host);
2942                 break;
2943                 // Q <SOURCE> :<REASON>
2944                 // user quitting
2945                 case 'Q':
2946                         handle_Q(token,params,source,reply,tcp_host);
2947                 break;
2948                 // H <SERVER>
2949                 // introduce non-meshable server (such as a services server)
2950                 case 'H':
2951                         handle_H(token,params,source,reply,tcp_host);
2952                 break;
2953                 // K <SOURCE> <DEST> :<REASON>
2954                 // remote kill
2955                 case 'K':
2956                         handle_K(token,params,source,reply,tcp_host);
2957                 break;
2958                 // @ <SOURCE> :<TEXT>
2959                 // wallops
2960                 case '@':
2961                         handle_AT(token,params,source,reply,tcp_host);
2962                 break;
2963                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2964                 // add gline
2965                 case '#':
2966                         handle_hash(token,params,source,reply,tcp_host);
2967                 break;
2968                 // . <mask> <who>
2969                 // remove gline
2970                 case '.':
2971                         handle_dot(token,params,source,reply,tcp_host);
2972                 break;
2973                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2974                 // add gline
2975                 case '{':
2976                         handle_add_sqline(token,params,source,reply,tcp_host);
2977                 break;
2978                 // . <mask> <who>
2979                 // remove gline
2980                 case '[':
2981                         handle_del_sqline(token,params,source,reply,tcp_host);
2982                 break;
2983                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2984                 // add gline
2985                 case '}':
2986                         handle_add_szline(token,params,source,reply,tcp_host);
2987                 break;
2988                 // . <mask> <who>
2989                 // remove gline
2990                 case ']':
2991                         handle_del_szline(token,params,source,reply,tcp_host);
2992                 break;
2993                 // | <nick> <opertype>
2994                 // set opertype
2995                 case '|':
2996                         handle_pipe(token,params,source,reply,tcp_host);
2997                 break;
2998                 // F <TS>
2999                 // end netburst
3000                 case 'F':
3001                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3002                         handle_F(token,params,source,reply,tcp_host);
3003                         nb_start = 0;
3004                         // tell all the other servers to use this authcookie to connect back again
3005                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
3006                         snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
3007                         NetSendToAllExcept(tcp_host,buffer);
3008                 break;
3009                 case '/':
3010                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
3011                         strlcpy(source->nickserv,params,NICKMAX);
3012                 break;
3013                 // F <TS>
3014                 // end netburst with no mesh creation
3015                 case 'f':
3016                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3017                         handle_F(token,params,source,reply,tcp_host);
3018                         nb_start = 0;
3019                         // tell everyone else about the new server name so they just add it in the disconnected
3020                         // state
3021                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3022                         NetSendToAllExcept(tcp_host,buffer);
3023                 break;
3024                 // X <reserved>
3025                 // Send netburst now
3026                 case 'X':
3027                         WriteOpers("Sending my netburst to %s",tcp_host);
3028                         DoSync(source,tcp_host);
3029                         WriteOpers("Send of netburst to %s completed",tcp_host);
3030                         NetSendMyRoutingTable();
3031                 break;
3032                 // anything else
3033                 default:
3034                         MOD_RESULT = 0;
3035                         string_list s;
3036                         char* data = strtok(params," ");
3037                         while (data)
3038                         {
3039                                 if (*data == ':')
3040                                 {
3041                                         // the last item is a special case
3042                                         data++;
3043                                         char datalast[MAXBUF];
3044                                         strlcpy(datalast,data,MAXBUF);
3045                                         data = strtok(NULL," ");
3046                                         while (data)
3047                                         {
3048                                                 strlcpy(datalast," ",MAXBUF);
3049                                                 strlcpy(datalast,data,MAXBUF);
3050                                                 data = strtok(NULL," ");
3051                                         }
3052                                         s.push_back(data);
3053                                         break;
3054                                 }
3055                                 s.push_back(data);
3056                                 data = strtok(NULL," ");
3057                         }
3058                         FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3059                         if (!MOD_RESULT)
3060                                 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3061                 break;
3062         }
3063 }
3064
3065
3066 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
3067 {
3068         if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)) || (!strncmp(udp_msg,"PASS ",5)) || (!strncmp(udp_msg,"SERVER ",7)))
3069         {
3070                 // a user on a server port, just close their connection.
3071                 RemoveServer(tcp_host);
3072                 return;
3073         }
3074
3075         char response[10240];
3076         char token = udp_msg[0];
3077         char* old = udp_msg;
3078
3079         if ((token != ':') && (strlen(udp_msg)>1) && (udp_msg[1] != ' '))
3080         {
3081                 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(udp_msg),tcp_host);
3082         }
3083
3084         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3085         {
3086                 char* src = udp_msg+1;
3087                 while (udp_msg[0] != ' ')
3088                         udp_msg++;
3089                 udp_msg[0] = 0;
3090                 udp_msg++;
3091                 char* comd = udp_msg;
3092                 while (udp_msg[0] != ' ')
3093                         udp_msg++;
3094                 udp_msg[0] = 0;
3095                 udp_msg++;
3096                 char data[MAXBUF];
3097                 char source[MAXBUF];
3098                 char command[MAXBUF];
3099                 strlcpy(data,udp_msg,512);
3100                 strlcpy(source,src,MAXBUF);
3101                 strlcpy(command,comd,MAXBUF);
3102                 udp_msg = old;
3103
3104                 // unused numeric:
3105                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3106                 if (!strcmp(command,"433"))
3107                 {
3108                         token = '*';
3109                 }
3110                 if (!strcmp(command,"432"))
3111                 {
3112                         token = '*';
3113                 }
3114                 if (!strcmp(command,"PING"))
3115                 {
3116                         token = '*';
3117                 }
3118                 if (!strcmp(command,"NOTICE"))
3119                 {
3120                         snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
3121                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
3122                         token = udp_msg[0];
3123                 }
3124                 if (!strcmp(command,"QUIT"))
3125                 {
3126                         if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3127                         {
3128                                 strcpy(data,":No reason");
3129                         }
3130                         if (!strcmp(data,":"))
3131                         {
3132                                 strcpy(data,":No reason");
3133                         }
3134                         snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
3135                         log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
3136                         token = udp_msg[0];
3137                 }
3138                 if (!strcmp(command,"SQUIT"))
3139                 {
3140                         snprintf(udp_msg,MAXBUF,"& %s",source);
3141                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
3142                         token = udp_msg[0];
3143                 }
3144                 if (!strcmp(command,"SVSMODE"))
3145                 {
3146                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3147                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
3148                         token = udp_msg[0];
3149                 }
3150                 if (!strcmp(command,"SVS2MODE"))
3151                 {
3152                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3153                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
3154                         token = udp_msg[0];
3155                 }
3156                 // todo: this wont work without u:lines
3157                 // in give_ops etc allow nick on a u:lined serv to do just about anything
3158                 if (!strcmp(command,"MODE"))
3159                 {
3160                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3161                         log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
3162                         token = udp_msg[0];
3163                 }
3164                 if (!strcmp(command,"KICK"))
3165                 {
3166                         snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
3167                         log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
3168                         token = udp_msg[0];
3169                 }
3170                 if (!strcmp(command,"KILL"))
3171                 {
3172                         snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
3173                         log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
3174                         token = udp_msg[0];
3175                 }
3176                 if (!strcmp(command,"SVSJOIN"))
3177                 {
3178                         snprintf(udp_msg,MAXBUF,"J %s",data);
3179                         NetSendToOne(tcp_host,udp_msg);
3180                         char* nick = strtok(data," ");
3181                         char* chan = strtok(NULL," ");
3182                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
3183                         userrec* u = Find(nick);
3184                         if (u)
3185                         {
3186                                 add_channel(u,chan,"",true);
3187                         }
3188                         token = udp_msg[0];
3189                 }
3190
3191         }
3192
3193         char* params = udp_msg + 2;
3194         char finalparam[1024];
3195         strcpy(finalparam," :xxxx");
3196         if (strstr(udp_msg," :")) {
3197                 strlcpy(finalparam,strstr(udp_msg," :"),1024);
3198         }
3199
3200
3201         if (token == '-') {
3202                 char* cookie = strtok(params," ");
3203                 char* servername = strtok(NULL," ");
3204                 char* serverdesc = finalparam+2;
3205
3206                 if ((!cookie) || (!servername) || (!serverdesc))
3207                         return;
3208
3209
3210                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3211
3212                 for (int u = 0; u < auth_cookies.size(); u++)
3213                 {
3214                         if (auth_cookies[u] == atoi(cookie))
3215                         {
3216                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3217
3218
3219                                 for (int j = 0; j < 32; j++)
3220                                 {
3221                                         if (me[j] != NULL)
3222                                         {
3223                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3224                                                 {
3225                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3226                                                         {
3227                                                                 me[j]->connectors[k].SetServerName(servername);
3228                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3229                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3230                                                                 NetSendMyRoutingTable();
3231                                                                 return;
3232                                                         }
3233                                                 }
3234                                         }
3235                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3236                                         return;
3237                                 }
3238
3239
3240                                 return;
3241                         }
3242                 }
3243                 // bad cookie, bad bad! go sit in the corner!
3244                 WriteOpers("Bad cookie from %s!",servername);
3245                 return;
3246         }
3247         else
3248         if (token == 'S') {
3249                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3250                 char* servername = strtok(params," ");
3251                 char* password = strtok(NULL," ");
3252                 char* myport = strtok(NULL," ");
3253                 char* revision = strtok(NULL," ");
3254                 char* serverdesc = finalparam+2;
3255
3256                 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3257                         return;
3258
3259                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3260
3261                 ircd_connector* cn = serv->FindHost(servername);
3262
3263                 if (cn)
3264                 {
3265                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3266                         char buffer[MAXBUF];
3267                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3268                         serv->SendPacket(buffer,tcp_host);
3269                         RemoveServer(tcp_host);
3270                         return;
3271                 }
3272
3273                 if (atoi(revision) != GetRevision())
3274                 {
3275                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
3276                         char buffer[MAXBUF];
3277                         snprintf(buffer,MAXBUF,"E :Version number mismatch");
3278                         serv->SendPacket(buffer,tcp_host);
3279                         RemoveServer(tcp_host);
3280                         RemoveServer(servername);
3281                         return;
3282                 }
3283
3284                 for (int j = 0; j < serv->connectors.size(); j++)
3285                 {
3286                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3287                         {
3288                                 serv->connectors[j].SetServerName(servername);
3289                                 serv->connectors[j].SetDescription(serverdesc);
3290                                 serv->connectors[j].SetServerPort(atoi(myport));
3291                         }
3292                 }
3293
3294
3295                 char Link_ServerName[1024];
3296                 char Link_IPAddr[1024];
3297                 char Link_Port[1024];
3298                 char Link_Pass[1024];
3299                 char Link_SendPass[1024];
3300                 int LinkPort = 0;
3301
3302                 // search for a corresponding <link> block in the config files
3303                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3304                 {
3305                         ConfValue("link","name",i,Link_ServerName,&config_f);
3306                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3307                         ConfValue("link","port",i,Link_Port,&config_f);
3308                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3309                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3310                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3311                         LinkPort = atoi(Link_Port);
3312                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3313                         {
3314                                 // we have a matching link line -
3315                                 // send a 'diminutive' server message back...
3316                                 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
3317                                 serv->SendPacket(response,servername);
3318
3319                                 for (int t = 0; t < serv->connectors.size(); t++)
3320                                 {
3321                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3322                                         {
3323                                                 serv->connectors[t].SetState(STATE_CONNECTED);
3324                                         }
3325                                 }
3326
3327                                 return;
3328                         }
3329                 }
3330                 char buffer[MAXBUF];
3331                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3332                 serv->SendPacket(buffer,tcp_host);
3333                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3334                 RemoveServer(tcp_host);
3335                 RemoveServer(servername);
3336                 return;
3337         }
3338         else
3339         if (token == 's') {
3340                 // S test.chatspike.net password :ChatSpike InspIRCd test server
3341                 char* servername = strtok(params," ");
3342                 char* password = strtok(NULL," ");
3343                 char* serverdesc = finalparam+2;
3344
3345                 if ((!servername) || (!password) || (!serverdesc))
3346                         return;
3347
3348                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3349                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3350                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3351                 // a connect, so put out an oper alert!
3352
3353                 // for now, just accept all, we'll fix that later.
3354                 WriteOpers("%s accepted our link credentials ",servername);
3355
3356                 char Link_ServerName[1024];
3357                 char Link_IPAddr[1024];
3358                 char Link_Port[1024];
3359                 char Link_Pass[1024];
3360                 char Link_SendPass[1024];
3361                 int LinkPort = 0;
3362
3363                 // search for a corresponding <link> block in the config files
3364                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3365                 {
3366                         ConfValue("link","name",i,Link_ServerName,&config_f);
3367                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3368                         ConfValue("link","port",i,Link_Port,&config_f);
3369                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3370                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3371                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3372                         LinkPort = atoi(Link_Port);
3373                         if (!strcasecmp(Link_ServerName,servername))
3374                         {
3375                                 // matching link at this end too, we're all done!
3376                                 // at this point we must begin key exchange and insert this
3377                                 // server into our 'active' table.
3378                                 for (int j = 0; j < 32; j++)
3379                                 {
3380                                         if (me[j] != NULL)
3381                                         {
3382                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3383                                                 {
3384                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3385                                                         {
3386                                                                 char buffer[MAXBUF];
3387                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3388                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3389                                                                 snprintf(buffer,MAXBUF,"X 0");
3390                                                                 serv->SendPacket(buffer,tcp_host);
3391                                                                 DoSync(me[j],tcp_host);
3392                                                                 NetSendMyRoutingTable();
3393                                                                 return;
3394                                                         }
3395                                                 }
3396                                         }
3397                                 }
3398                         }
3399                         else {
3400                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3401                         }
3402                 }
3403                 char buffer[MAXBUF];
3404                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3405                 serv->SendPacket(buffer,tcp_host);
3406                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3407                 RemoveServer(tcp_host);
3408                 RemoveServer(servername);
3409                 return;
3410         }
3411         else
3412         if (token == 'U') {
3413                 // U services.chatspike.net password :ChatSpike Services
3414                 //
3415                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3416                 char* servername = strtok(params," ");
3417                 char* password = strtok(NULL," ");
3418                 char* serverdesc = finalparam+2;
3419
3420                 if ((!password) || (!servername) || (!serverdesc))
3421                         return;
3422
3423                 char Link_ServerName[1024];
3424                 char Link_IPAddr[1024];
3425                 char Link_Port[1024];
3426                 char Link_Pass[1024];
3427                 char Link_SendPass[1024];
3428                 int LinkPort = 0;
3429
3430                 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3431
3432
3433                 for (int j = 0; j < 32; j++)
3434                 {
3435                         if (me[j] != NULL)
3436                         {
3437                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3438                                 {
3439                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3440                                         {
3441                                                 char buffer[MAXBUF];
3442                                                 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3443                                                 serv->SendPacket(buffer,tcp_host);
3444                                                 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3445                                                 RemoveServer(tcp_host);
3446                                                 return;
3447                                         }
3448                                 }
3449                         }
3450                 }
3451
3452                 // search for a corresponding <link> block in the config files
3453                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3454                 {
3455                         ConfValue("link","name",i,Link_ServerName,&config_f);
3456                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3457                         ConfValue("link","port",i,Link_Port,&config_f);
3458                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3459                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3460                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3461                         LinkPort = atoi(Link_Port);
3462                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3463                         {
3464                                 // matching link at this end too, we're all done!
3465                                 // at this point we must begin key exchange and insert this
3466                                 // server into our 'active' table.
3467                                 for (int j = 0; j < 32; j++)
3468                                 {
3469                                         if (me[j] != NULL)
3470                                         {
3471                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3472                                                 {
3473                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3474                                                         {
3475                                                                 char buffer[MAXBUF];
3476                                                                 log(DEBUG,"Found matching link block");
3477                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3478                                                                 me[j]->connectors[k].SetServerName(servername);
3479                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
3480                                                                 snprintf(buffer,MAXBUF,"X 0");
3481                                                                 serv->SendPacket(buffer,servername);
3482                                                                 snprintf(buffer,MAXBUF,"s %s %s %lu :%s",ServerName,Link_SendPass,LinkPort,ServerDesc);
3483                                                                 serv->SendPacket(buffer,servername);
3484                                                                 DoSync(me[j],servername);
3485                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3486                                                                 NetSendToAllExcept(servername,buffer);
3487                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3488                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3489                                                                 NetSendMyRoutingTable();
3490                                                                 return;
3491                                                         }
3492                                                 }
3493                                         }
3494                                 }
3495                         }
3496                         else {
3497                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3498                         }
3499                 }
3500                 log(DEBUG,"No matching link block found");
3501                 char buffer[MAXBUF];
3502                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3503                 serv->SendPacket(buffer,tcp_host);
3504                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3505                 RemoveServer(tcp_host);
3506                 RemoveServer(servername);
3507                 return;
3508         }
3509         else
3510         if (token == 'E') {
3511                 char* error_message = finalparam+2;
3512
3513                 if (!error_message)
3514                         return;
3515
3516                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3517                 return;
3518         }
3519         else {
3520                 for (int j = 0; j < 32; j++)
3521                 {
3522                         if (me[j] != NULL)
3523                         {
3524                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3525                                 {
3526                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3527                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3528                                         {
3529                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3530                                                 {
3531                                                         // found a valid ircd_connector.
3532                                                         if ((params) && (*params))
3533                                                                 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3534                                                         return;
3535                                                 }
3536                                         }
3537                                 }
3538                         }
3539                 }
3540
3541                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3542         }
3543 }
3544
3545 long duration(const char* str)
3546 {
3547         char n_field[MAXBUF];
3548         long total = 0;
3549         const char* str_end = str + strlen(str);
3550         n_field[0] = 0;
3551
3552         for (char* i = (char*)str; i < str_end; i++)
3553         {
3554                 // if we have digits, build up a string for the value in n_field,
3555                 // up to 10 digits in size.
3556                 if ((*i >= '0') && (*i <= '9'))
3557                 {
3558                         strlcat(n_field,i,10);
3559                 }
3560                 else
3561                 {
3562                         // we dont have a digit, check for numeric tokens
3563                         switch (tolower(*i))
3564                         {
3565                                 case 's':
3566                                         total += atoi(n_field);
3567                                 break;
3568
3569                                 case 'm':
3570                                         total += (atoi(n_field)*duration_m);
3571                                 break;
3572
3573                                 case 'h':
3574                                         total += (atoi(n_field)*duration_h);
3575                                 break;
3576
3577                                 case 'd':
3578                                         total += (atoi(n_field)*duration_d);
3579                                 break;
3580
3581                                 case 'w':
3582                                         total += (atoi(n_field)*duration_w);
3583                                 break;
3584
3585                                 case 'y':
3586                                         total += (atoi(n_field)*duration_y);
3587                                 break;
3588                         }
3589                         n_field[0] = 0;
3590                 }
3591         }
3592         // add trailing seconds
3593         total += atoi(n_field);
3594
3595         return total;
3596 }
3597
3598
3599 void handle_kline(char **parameters, int pcnt, userrec *user)
3600 {
3601         if (pcnt >= 3)
3602         {
3603                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3604                 if (!duration(parameters[1]))
3605                 {
3606                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3607                 }
3608                 else
3609                 {
3610                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3611                 }
3612         }
3613         else
3614         {
3615                 if (del_kline(parameters[0]))
3616                 {
3617                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3618                 }
3619                 else
3620                 {
3621                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3622                 }
3623         }
3624         apply_lines();
3625 }
3626
3627 void handle_eline(char **parameters, int pcnt, userrec *user)
3628 {
3629         if (pcnt >= 3)
3630         {
3631                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3632                 if (!duration(parameters[1]))
3633                 {
3634                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3635                 }
3636                 else
3637                 {
3638                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3639                 }
3640         }
3641         else
3642         {
3643                 if (del_eline(parameters[0]))
3644                 {
3645                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3646                 }
3647                 else
3648                 {
3649                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3650                 }
3651         }
3652         // no need to apply the lines for an eline
3653 }
3654
3655 void handle_gline(char **parameters, int pcnt, userrec *user)
3656 {
3657         char netdata[MAXBUF];
3658         if (pcnt >= 3)
3659         {
3660                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3661                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3662                 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3663                 NetSendToAll(netdata);
3664                 if (!duration(parameters[1]))
3665                 {
3666                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3667                 }
3668                 else
3669                 {
3670                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3671                 }
3672         }
3673         else
3674         {
3675                 if (del_gline(parameters[0]))
3676                 {
3677                         // . <mask> <who-removed-it>
3678                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3679                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3680                 }
3681                 else
3682                 {
3683                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3684                 }
3685         }
3686         apply_lines();
3687 }
3688
3689 void handle_zline(char **parameters, int pcnt, userrec *user)
3690 {
3691         if (pcnt >= 3)
3692         {
3693                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3694                 if (!duration(parameters[1]))
3695                 {
3696                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3697                 }
3698                 else
3699                 {
3700                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3701                 }
3702         }
3703         else
3704         {
3705                 if (del_zline(parameters[0]))
3706                 {
3707                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3708                 }
3709                 else
3710                 {
3711                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3712                 }
3713         }
3714         apply_lines();
3715 }
3716
3717 void handle_qline(char **parameters, int pcnt, userrec *user)
3718 {
3719         if (pcnt >= 3)
3720         {
3721                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3722                 if (!duration(parameters[1]))
3723                 {
3724                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3725                 }
3726                 else
3727                 {
3728                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3729                 }
3730         }
3731         else
3732         {
3733                 if (del_qline(parameters[0]))
3734                 {
3735                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3736                 }
3737                 else
3738                 {
3739                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3740                 }
3741         }
3742         apply_lines();
3743 }
3744
3745