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 using namespace std;
  18
  19 #include "inspircd.h"
  20 #include "inspircd_io.h"
  21 #include "inspircd_util.h"
  22 #include "inspircd_config.h"
  23 #include <unistd.h>
  24 #include <sys/errno.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/utsname.h>
  27 #ifdef USE_KQUEUE
  28 #include <sys/types.h>
  29 #include <sys/event.h>
  30 #include <sys/time.h>
  31 #endif
  32 #include <cstdio>
  33 #include <time.h>
  34 #include <string>
  35 #ifdef GCC3
  36 #include <ext/hash_map>
  37 #else
  38 #include <hash_map>
  39 #endif
  40 #include <map>
  41 #include <sstream>
  42 #include <vector>
  43 #include <deque>
  44 #include <sys/types.h>
  45 #include <sys/time.h>
  46 #include <sys/resource.h>
  47 #ifndef RUSAGE_SELF
  48 #define   RUSAGE_SELF     0
  49 #define   RUSAGE_CHILDREN     -1
  50 #endif
  51 #include "connection.h"
  52 #include "users.h"
  53 #include "servers.h"
  54 #include "ctables.h"
  55 #include "globals.h"
  56 #include "modules.h"
  57 #include "dynamic.h"
  58 #include "wildcard.h"
  59 #include "message.h"
  60 #include "mode.h"
  61 #include "xline.h"
  62 #include "inspstring.h"
  63 #include "dnsqueue.h"
  64 #include "helperfuncs.h"
  65 #include "hashcomp.h"
  66
  67 #ifdef USE_KQUEUE
  68 extern int kq;
  69 #endif
  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 SERVERportCount;
 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 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, irc::StrHashComp> user_hash;
 128 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, irc::StrHashComp> chan_hash;
 129 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, irc::InAddr_HashComp> address_cache;
 130 typedef nspace::hash_map<std::string, WhoWasUser*, nspace::hash<string>, irc::StrHashComp> whowas_hash;
 131 typedef std::deque<command_t> command_table;
 132
 133
 134 extern user_hash clientlist;
 135 extern chan_hash chanlist;
 136 extern whowas_hash whowas;
 137 extern command_table cmdlist;
 138 extern file_cache MOTD;
 139 extern file_cache RULES;
 140 extern address_cache IP;
 141
 142 extern std::vector<userrec*> all_opers;
 143
 144 // This table references users by file descriptor.
 145 // its an array to make it VERY fast, as all lookups are referenced
 146 // by an integer, meaning there is no need for a scan/search operation.
 147 extern userrec* fd_ref_table[65536];
 148
 149 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
 150
 151 void handle_join(char **parameters, int pcnt, userrec *user)
 152 {
 153         chanrec* Ptr;
 154
 155         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 156                 return;
 157         if (parameters[0][0] == '#')
 158         {
 159                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 160         }
 161 }
 162
 163
 164 void handle_part(char **parameters, int pcnt, userrec *user)
 165 {
 166         if (pcnt > 1)
 167         {
 168                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 169                         return;
 170                 del_channel(user,parameters[0],parameters[1],false);
 171         }
 172         else
 173         {
 174                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 175                         return;
 176                 del_channel(user,parameters[0],NULL,false);
 177         }
 178 }
 179
 180 void handle_kick(char **parameters, int pcnt, userrec *user)
 181 {
 182         chanrec* Ptr = FindChan(parameters[0]);
 183         userrec* u   = Find(parameters[1]);
 184
 185         if ((!u) || (!Ptr))
 186         {
 187                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 188                 return;
 189         }
 190
 191         if (!has_channel(user,Ptr))
 192         {
 193                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 194                 return;
 195         }
 196
 197         char reason[MAXBUF];
 198
 199         if (pcnt > 2)
 200         {
 201                 strlcpy(reason,parameters[2],MAXBUF);
 202                 if (strlen(reason)>MAXKICK)
 203                 {
 204                         reason[MAXKICK-1] = '\0';
 205                 }
 206
 207                 kick_channel(user,u,Ptr,reason);
 208         }
 209         else
 210         {
 211                 strlcpy(reason,user->nick,MAXBUF);
 212                 kick_channel(user,u,Ptr,reason);
 213         }
 214
 215         // this must be propogated so that channel membership is kept in step network-wide
 216         char buffer[MAXBUF];
 217         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 218         NetSendToAll(buffer);
 219 }
 220
 221 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 222 {
 223         if (LoadModule(parameters[0]))
 224         {
 225                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 226                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 227         }
 228         else
 229         {
 230                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
 231         }
 232 }
 233
 234 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 235 {
 236         if (UnloadModule(parameters[0]))
 237         {
 238                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 239                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 240         }
 241         else
 242         {
 243                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
 244         }
 245 }
 246
 247 void handle_die(char **parameters, int pcnt, userrec *user)
 248 {
 249         log(DEBUG,"die: %s",user->nick);
 250         if (!strcmp(parameters[0],diepass))
 251         {
 252                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 253                 sleep(DieDelay);
 254                 Exit(ERROR);
 255         }
 256         else
 257         {
 258                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 259         }
 260 }
 261
 262 void handle_restart(char **parameters, int pcnt, userrec *user)
 263 {
 264         char *argv[32];
 265         log(DEFAULT,"Restart: %s",user->nick);
 266         if (!strcmp(parameters[0],restartpass))
 267         {
 268                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 269
 270                 argv[0] = MyExecutable;
 271                 argv[1] = "-wait";
 272                 if (nofork)
 273                 {
 274                         argv[2] = "-nofork";
 275                 }
 276                 else
 277                 {
 278                         argv[2] = NULL;
 279                 }
 280                 argv[3] = NULL;
 281
 282                 // close ALL file descriptors
 283                 send_error("Server restarting.");
 284                 sleep(1);
 285                 for (int i = 0; i < 65536; i++)
 286                 {
 287                         int on = 1;
 288                         struct linger linger = { 0 };
 289                         setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
 290                         linger.l_onoff = 1;
 291                         linger.l_linger = 1;
 292                         setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
 293                         Blocking(i);
 294                         close(i);
 295                 }
 296                 sleep(2);
 297
 298                 execv(MyExecutable,argv);
 299
 300                 exit(0);
 301         }
 302         else
 303         {
 304                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 305         }
 306 }
 307
 308 void handle_kill(char **parameters, int pcnt, userrec *user)
 309 {
 310         userrec *u = Find(parameters[0]);
 311         char killreason[MAXBUF];
 312
 313         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 314         if (u)
 315         {
 316                 log(DEBUG,"into kill mechanism");
 317                 int MOD_RESULT = 0;
 318                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 319                 if (MOD_RESULT) {
 320                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 321                         return;
 322                 }
 323
 324                 if (strcmp(ServerName,u->server))
 325                 {
 326                         // remote kill
 327                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 328                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 329                         WriteCommonExcept(u,"QUIT :%s",killreason);
 330                         // K token must go to ALL servers!!!
 331                         char buffer[MAXBUF];
 332                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 333                         NetSendToAll(buffer);
 334
 335                         user_hash::iterator iter = clientlist.find(u->nick);
 336                         if (iter != clientlist.end())
 337                         {
 338                                 log(DEBUG,"deleting user hash value %d",iter->second);
 339                                 clientlist.erase(iter);
 340                         }
 341                         if (u->registered == 7)
 342                         {
 343                                 purge_empty_chans(u);
 344                         }
 345                         if (u->fd > -1)
 346                                 fd_ref_table[u->fd] = NULL;
 347                         delete u;
 348                 }
 349                 else
 350                 {
 351                         // local kill
 352                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 353                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 354                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 355                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 356                         kill_link(u,killreason);
 357                 }
 358         }
 359         else
 360         {
 361                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 362         }
 363 }
 364
 365 void handle_summon(char **parameters, int pcnt, userrec *user)
 366 {
 367         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 368 }
 369
 370 void handle_users(char **parameters, int pcnt, userrec *user)
 371 {
 372         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 373 }
 374
 375 void handle_pass(char **parameters, int pcnt, userrec *user)
 376 {
 377         // Check to make sure they havnt registered -- Fix by FCS
 378         if (user->registered == 7)
 379         {
 380                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 381                 return;
 382         }
 383         strlcpy(user->password,parameters[0],MAXBUF);
 384         if (!strcasecmp(parameters[0],Passwd(user)))
 385         {
 386                 user->haspassed = true;
 387         }
 388 }
 389
 390 void handle_invite(char **parameters, int pcnt, userrec *user)
 391 {
 392         if (pcnt == 2)
 393         {
 394                 userrec* u = Find(parameters[0]);
 395                 chanrec* c = FindChan(parameters[1]);
 396
 397                 if ((!c) || (!u))
 398                 {
 399                         if (!c)
 400                         {
 401                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 402                         }
 403                         else
 404                         {
 405                                 if (c->binarymodes & CM_INVITEONLY)
 406                                 {
 407                                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 408                                 }
 409                         }
 410
 411                         return;
 412                 }
 413
 414                 if (c->binarymodes & CM_INVITEONLY)
 415                 {
 416                         if (cstatus(user,c) < STATUS_HOP)
 417                         {
 418                                 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 419                                 return;
 420                         }
 421                 }
 422                 if (has_channel(u,c))
 423                 {
 424                         WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 425                         return;
 426                 }
 427                 if (!has_channel(user,c))
 428                 {
 429                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 430                         return;
 431                 }
 432
 433                 int MOD_RESULT = 0;
 434                 FOREACH_RESULT(OnUserPreInvite(user,u,c));
 435                 if (MOD_RESULT == 1) {
 436                         return;
 437                 }
 438
 439                 u->InviteTo(c->name);
 440                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 441                 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 442
 443                 // i token must go to ALL servers!!!
 444                 char buffer[MAXBUF];
 445                 snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 446                 NetSendToAll(buffer);
 447         }
 448         else
 449         {
 450                 // pinched from ircu - invite with not enough parameters shows channels
 451                 // youve been invited to but haven't joined yet.
 452                 InvitedList* il = user->GetInviteList();
 453                 for (InvitedList::iterator i = il->begin(); i != il->end(); i++)
 454                 {
 455                         if (i->channel) {
 456                                 WriteServ(user->fd,"346 %s :%s",user->nick,i->channel);
 457                         }
 458                 }
 459                 WriteServ(user->fd,"347 %s :End of INVITE list",user->nick);
 460         }
 461 }
 462
 463 void handle_topic(char **parameters, int pcnt, userrec *user)
 464 {
 465         chanrec* Ptr;
 466
 467         if (pcnt == 1)
 468         {
 469                 if (strlen(parameters[0]) <= CHANMAX)
 470                 {
 471                         Ptr = FindChan(parameters[0]);
 472                         if (Ptr)
 473                         {
 474                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->binarymodes & CM_SECRET))
 475                                 {
 476                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 477                                         return;
 478                                 }
 479                                 if (Ptr->topicset)
 480                                 {
 481                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 482                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 483                                 }
 484                                 else
 485                                 {
 486                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 487                                 }
 488                         }
 489                         else
 490                         {
 491                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 492                         }
 493                 }
 494                 return;
 495         }
 496         else if (pcnt>1)
 497         {
 498                 if (strlen(parameters[0]) <= CHANMAX)
 499                 {
 500                         Ptr = FindChan(parameters[0]);
 501                         if (Ptr)
 502                         {
 503                                 if ((Ptr) && (!has_channel(user,Ptr)))
 504                                 {
 505                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 506                                         return;
 507                                 }
 508                                 if ((Ptr->binarymodes & CM_TOPICLOCK) && (cstatus(user,Ptr)<STATUS_HOP))
 509                                 {
 510                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 511                                         return;
 512                                 }
 513
 514                                 char topic[MAXBUF];
 515                                 strlcpy(topic,parameters[1],MAXBUF);
 516                                 if (strlen(topic)>MAXTOPIC)
 517                                 {
 518                                         topic[MAXTOPIC-1] = '\0';
 519                                 }
 520
 521                                 if (!strcasecmp(user->server,ServerName))
 522                                 {
 523                                         int MOD_RESULT = 0;
 524                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 525                                         if (MOD_RESULT)
 526                                                 return;
 527                                 }
 528
 529                                 strlcpy(Ptr->topic,topic,MAXBUF);
 530                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 531                                 Ptr->topicset = TIME;
 532                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 533
 534                                 // t token must go to ALL servers!!!
 535                                 char buffer[MAXBUF];
 536                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 537                                 NetSendToAll(buffer);
 538                         }
 539                         else
 540                         {
 541                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 542                         }
 543                 }
 544         }
 545 }
 546
 547 void handle_names(char **parameters, int pcnt, userrec *user)
 548 {
 549         chanrec* c;
 550
 551         if (!pcnt)
 552         {
 553                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 554                 return;
 555         }
 556
 557         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 558                 return;
 559         c = FindChan(parameters[0]);
 560         if (c)
 561         {
 562                 if (((c) && (!has_channel(user,c))) && (c->binarymodes & CM_SECRET))
 563                 {
 564                       WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 565                       return;
 566                 }
 567                 userlist(user,c);
 568                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 569         }
 570         else
 571         {
 572                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 573         }
 574 }
 575
 576 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 577 {
 578         userrec *dest;
 579         chanrec *chan;
 580
 581         user->idle_lastmsg = TIME;
 582
 583         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 584                 return;
 585         if (parameters[0][0] == '#')
 586         {
 587                 chan = FindChan(parameters[0]);
 588                 if (chan)
 589                 {
 590                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 591                         {
 592                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 593                                 return;
 594                         }
 595                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 596                         {
 597                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 598                                 return;
 599                         }
 600
 601                         int MOD_RESULT = 0;
 602
 603                         std::string temp = parameters[1];
 604                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 605                         if (MOD_RESULT) {
 606                                 return;
 607                         }
 608                         parameters[1] = (char*)temp.c_str();
 609
 610                         if (temp == "")
 611                         {
 612                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 613                                 return;
 614                         }
 615
 616                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 617
 618                         // if any users of this channel are on remote servers, broadcast the packet
 619                         char buffer[MAXBUF];
 620                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 621                         NetSendToCommon(user,buffer);
 622                 }
 623                 else
 624                 {
 625                         /* no such nick/channel */
 626                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 627                 }
 628                 return;
 629         }
 630
 631         dest = Find(parameters[0]);
 632         if (dest)
 633         {
 634                 if (strcmp(dest->awaymsg,""))
 635                 {
 636                         /* auto respond with aweh msg */
 637                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 638                 }
 639
 640                 int MOD_RESULT = 0;
 641
 642                 std::string temp = parameters[1];
 643                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 644                 if (MOD_RESULT) {
 645                         return;
 646                 }
 647                 parameters[1] = (char*)temp.c_str();
 648
 649
 650
 651                 if (!strcmp(dest->server,user->server))
 652                 {
 653                         // direct write, same server
 654                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 655                 }
 656                 else
 657                 {
 658                         char buffer[MAXBUF];
 659                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 660                         NetSendToOne(dest->server,buffer);
 661                 }
 662         }
 663         else
 664         {
 665                 /* no such nick/channel */
 666                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 667         }
 668 }
 669
 670 void handle_notice(char **parameters, int pcnt, userrec *user)
 671 {
 672         userrec *dest;
 673         chanrec *chan;
 674
 675         user->idle_lastmsg = TIME;
 676
 677         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 678                 return;
 679         if (parameters[0][0] == '#')
 680         {
 681                 chan = FindChan(parameters[0]);
 682                 if (chan)
 683                 {
 684                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 685                         {
 686                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 687                                 return;
 688                         }
 689                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 690                         {
 691                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 692                                 return;
 693                         }
 694
 695                         int MOD_RESULT = 0;
 696
 697                         std::string temp = parameters[1];
 698                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 699                         if (MOD_RESULT) {
 700                                 return;
 701                         }
 702                         parameters[1] = (char*)temp.c_str();
 703
 704                         if (temp == "")
 705                         {
 706                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 707                                 return;
 708                         }
 709
 710                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 711
 712                         // if any users of this channel are on remote servers, broadcast the packet
 713                         char buffer[MAXBUF];
 714                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 715                         NetSendToCommon(user,buffer);
 716                 }
 717                 else
 718                 {
 719                         /* no such nick/channel */
 720                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 721                 }
 722                 return;
 723         }
 724
 725         dest = Find(parameters[0]);
 726         if (dest)
 727         {
 728                 int MOD_RESULT = 0;
 729
 730                 std::string temp = parameters[1];
 731                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 732                 if (MOD_RESULT) {
 733                         return;
 734                 }
 735                 parameters[1] = (char*)temp.c_str();
 736
 737                 if (!strcmp(dest->server,user->server))
 738                 {
 739                         // direct write, same server
 740                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 741                 }
 742                 else
 743                 {
 744                         char buffer[MAXBUF];
 745                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 746                         NetSendToOne(dest->server,buffer);
 747                 }
 748         }
 749         else
 750         {
 751                 /* no such nick/channel */
 752                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 753         }
 754 }
 755
 756 void handle_server(char **parameters, int pcnt, userrec *user)
 757 {
 758         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 759         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 760 }
 761
 762 void handle_info(char **parameters, int pcnt, userrec *user)
 763 {
 764         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 765         WriteServ(user->fd,"371 %s : ",user->nick);
 766         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 767         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 768         WriteServ(user->fd,"371 %s : ",user->nick);
 769         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 770         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 771         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 772         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 773         WriteServ(user->fd,"371 %s : ",user->nick);
 774         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 775         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 776         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 777         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 778         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 779         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 780         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 781         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 782         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 783         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 784         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 785         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 786         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 787         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 788         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 789         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 790         WriteServ(user->fd,"371 %s : ",user->nick);
 791         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 792         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 793         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 794         WriteServ(user->fd,"371 %s :this software.",user->nick);
 795         WriteServ(user->fd,"371 %s : ",user->nick);
 796         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 797         FOREACH_MOD OnInfo(user);
 798         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 799 }
 800
 801 void handle_time(char **parameters, int pcnt, userrec *user)
 802 {
 803         time_t rawtime;
 804         struct tm * timeinfo;
 805
 806         time ( &rawtime );
 807         timeinfo = localtime ( &rawtime );
 808         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 809
 810 }
 811
 812 void handle_whois(char **parameters, int pcnt, userrec *user)
 813 {
 814         userrec *dest;
 815
 816         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 817                 return;
 818         dest = Find(parameters[0]);
 819         if (dest)
 820         {
 821                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 822                 if (dest->registered == 7)
 823                 {
 824                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 825                         if ((user == dest) || (strchr(user->modes,'o')))
 826                         {
 827                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s %s",user->nick, dest->nick, dest->host, dest->ip);
 828                         }
 829                         char* cl = chlist(dest,user);
 830                         if (strcmp(cl,""))
 831                         {
 832                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl);
 833                         }
 834                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 835                         if (strcmp(dest->awaymsg,""))
 836                         {
 837                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 838                         }
 839                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 840                         {
 841                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 842                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 843                         }
 844                         FOREACH_MOD OnWhois(user,dest);
 845                         if (!strcasecmp(user->server,dest->server))
 846                         {
 847                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 848                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 849                         }
 850
 851                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 852                 }
 853                 else
 854                 {
 855                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 856                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 857                 }
 858         }
 859         else
 860         {
 861                 /* no such nick/channel */
 862                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 863                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 864         }
 865 }
 866
 867 void handle_quit(char **parameters, int pcnt, userrec *user)
 868 {
 869         user_hash::iterator iter = clientlist.find(user->nick);
 870         char* reason;
 871
 872         if (user->registered == 7)
 873         {
 874                 /* theres more to do here, but for now just close the socket */
 875                 if (pcnt == 1)
 876                 {
 877                         if (parameters[0][0] == ':')
 878                         {
 879                                 *parameters[0]++;
 880                         }
 881                         reason = parameters[0];
 882
 883                         if (strlen(reason)>MAXQUIT)
 884                         {
 885                                 reason[MAXQUIT-1] = '\0';
 886                         }
 887
 888                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
 889                         WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
 890                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 891
 892                         char buffer[MAXBUF];
 893                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 894                         NetSendToAll(buffer);
 895                 }
 896                 else
 897                 {
 898                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 899                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 900                         WriteCommonExcept(user,"QUIT :Client exited");
 901
 902                         char buffer[MAXBUF];
 903                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 904                         NetSendToAll(buffer);
 905                 }
 906                 FOREACH_MOD OnUserQuit(user);
 907                 AddWhoWas(user);
 908         }
 909
 910         FOREACH_MOD OnUserDisconnect(user);
 911
 912         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 913         if (user->fd > -1)
 914         {
 915 #ifdef USE_KQUEUE
 916                 struct kevent ke;
 917                 EV_SET(&ke, user->fd, EVFILT_READ, EV_DELETE, 0, 0, NULL);
 918                 int i = kevent(kq, &ke, 1, 0, 0, NULL);
 919                 if (i == -1)
 920                 {
 921                         log(DEBUG,"kqueue: Failed to remove user from queue!");
 922                 }
 923 #endif
 924                 shutdown(user->fd,2);
 925                 close(user->fd);
 926         }
 927
 928         if (iter != clientlist.end())
 929         {
 930                 clientlist.erase(iter);
 931         }
 932
 933         if (user->registered == 7) {
 934                 purge_empty_chans(user);
 935         }
 936         if (user->fd > -1)
 937                 fd_ref_table[user->fd] = NULL;
 938         delete user;
 939 }
 940
 941 void handle_who(char **parameters, int pcnt, userrec *user)
 942 {
 943         chanrec* Ptr = NULL;
 944         char tmp[10];
 945
 946         /* theres more to do here, but for now just close the socket */
 947         if (pcnt == 1)
 948         {
 949                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 950                 {
 951                         if (user->chans[0].channel)
 952                         {
 953                                 int n_list = 0;
 954                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 955                                 {
 956                                         Ptr = i->second->chans[0].channel;
 957                                         // suggested by phidjit and FCS
 958                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 959                                         {
 960                                                 // Bug Fix #29
 961                                                 strcpy(tmp, "");
 962                                                 if (strcmp(i->second->awaymsg, "")) {
 963                                                         strlcat(tmp, "G", 9);
 964                                                 } else {
 965                                                         strlcat(tmp, "H", 9);
 966                                                 }
 967                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 968                                                 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);
 969                                                 n_list++;
 970                                                 if (n_list > MaxWhoResults)
 971                                                         break;
 972                                         }
 973                                 }
 974                         }
 975                         if (Ptr)
 976                         {
 977                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
 978                         }
 979                         else
 980                         {
 981                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 982                         }
 983                         return;
 984                 }
 985                 if (parameters[0][0] == '#')
 986                 {
 987                         Ptr = FindChan(parameters[0]);
 988                         if (Ptr)
 989                         {
 990                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 991                                 {
 992                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
 993                                         {
 994                                                 // Fix Bug #29 - Part 2..
 995                                                 strcpy(tmp, "");
 996                                                 if (strcmp(i->second->awaymsg, "")) {
 997                                                         strlcat(tmp, "G", 9);
 998                                                 } else {
 999                                                         strlcat(tmp, "H", 9);
1000                                                 }
1001                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1002                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1003                                                 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);
1004                                         }
1005                                 }
1006                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1007                         }
1008                         else
1009                         {
1010                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1011                         }
1012                 }
1013                 else
1014                 {
1015                         userrec* u = Find(parameters[0]);
1016                         if (u)
1017                         {
1018                                 // Bug Fix #29 -- Part 29..
1019                                 strcpy(tmp, "");
1020                                 if (strcmp(u->awaymsg, "")) {
1021                                         strlcat(tmp, "G" ,9);
1022                                 } else {
1023                                         strlcat(tmp, "H" ,9);
1024                                 }
1025                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1026                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1027                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1028                         }
1029                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1030                 }
1031         }
1032         if (pcnt == 2)
1033         {
1034                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1035                 {
1036                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1037                         {
1038                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1039                                 // But i'm a poor bastard with nothing better to do.
1040                                 userrec* oper = *i;
1041                                 strcpy(tmp, "");
1042                                 if (strcmp(oper->awaymsg, "")) {
1043                                         strlcat(tmp, "G" ,9);
1044                                 } else {
1045                                         strlcat(tmp, "H" ,9);
1046                                 }
1047                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1048                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1049                         }
1050                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1051                         return;
1052                 }
1053         }
1054 }
1055
1056 void handle_wallops(char **parameters, int pcnt, userrec *user)
1057 {
1058         WriteWallOps(user,false,"%s",parameters[0]);
1059 }
1060
1061 void handle_list(char **parameters, int pcnt, userrec *user)
1062 {
1063         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1064         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1065         {
1066                 // if the channel is not private/secret, OR the user is on the channel anyway
1067                 if (((!(i->second->binarymodes & CM_PRIVATE)) && (!(i->second->binarymodes & CM_SECRET))) || (has_channel(user,i->second)))
1068                 {
1069                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1070                 }
1071         }
1072         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1073 }
1074
1075
1076 void handle_rehash(char **parameters, int pcnt, userrec *user)
1077 {
1078         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1079         ReadConfig(false,user);
1080         FOREACH_MOD OnRehash();
1081         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1082 }
1083
1084 void handle_lusers(char **parameters, int pcnt, userrec *user)
1085 {
1086         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1087         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1088         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1089         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1090         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1091 }
1092
1093 void handle_admin(char **parameters, int pcnt, userrec *user)
1094 {
1095         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1096         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1097         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1098         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1099 }
1100
1101 void handle_ping(char **parameters, int pcnt, userrec *user)
1102 {
1103         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1104 }
1105
1106 void handle_pong(char **parameters, int pcnt, userrec *user)
1107 {
1108         // set the user as alive so they survive to next ping
1109         user->lastping = 1;
1110 }
1111
1112 void handle_motd(char **parameters, int pcnt, userrec *user)
1113 {
1114         ShowMOTD(user);
1115 }
1116
1117 void handle_rules(char **parameters, int pcnt, userrec *user)
1118 {
1119         ShowRULES(user);
1120 }
1121
1122 void handle_user(char **parameters, int pcnt, userrec *user)
1123 {
1124         if (user->registered < 3)
1125         {
1126                 if (isident(parameters[0]) == 0) {
1127                         // This kinda Sucks, According to the RFC thou, its either this,
1128                         // or "You have already registered" :p -- Craig
1129                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1130                 }
1131                 else {
1132                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1133                         strlcat(user->ident,parameters[0],IDENTMAX);
1134                         strlcpy(user->fullname,parameters[3],128);
1135                         user->registered = (user->registered | 1);
1136                 }
1137         }
1138         else
1139         {
1140                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1141                 return;
1142         }
1143         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1144         if (user->registered == 3)
1145         {
1146                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1147                 FOREACH_MOD OnUserRegister(user);
1148                 ConnectUser(user);
1149         }
1150 }
1151
1152 void handle_userhost(char **parameters, int pcnt, userrec *user)
1153 {
1154         char Return[MAXBUF],junk[MAXBUF];
1155         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1156         for (int i = 0; i < pcnt; i++)
1157         {
1158                 userrec *u = Find(parameters[i]);
1159                 if (u)
1160                 {
1161                         if (strchr(u->modes,'o'))
1162                         {
1163                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1164                                 strlcat(Return,junk,MAXBUF);
1165                         }
1166                         else
1167                         {
1168                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1169                                 strlcat(Return,junk,MAXBUF);
1170                         }
1171                 }
1172         }
1173         WriteServ(user->fd,Return);
1174 }
1175
1176
1177 void handle_ison(char **parameters, int pcnt, userrec *user)
1178 {
1179         char Return[MAXBUF];
1180         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1181         for (int i = 0; i < pcnt; i++)
1182         {
1183                 userrec *u = Find(parameters[i]);
1184                 if (u)
1185                 {
1186                         strlcat(Return,u->nick,MAXBUF);
1187                         strlcat(Return," ",MAXBUF);
1188                 }
1189         }
1190         WriteServ(user->fd,Return);
1191 }
1192
1193
1194 void handle_away(char **parameters, int pcnt, userrec *user)
1195 {
1196         if (pcnt)
1197         {
1198                 strlcpy(user->awaymsg,parameters[0],512);
1199                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1200         }
1201         else
1202         {
1203                 strlcpy(user->awaymsg,"",512);
1204                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1205         }
1206 }
1207
1208 void handle_whowas(char **parameters, int pcnt, userrec* user)
1209 {
1210         whowas_hash::iterator i = whowas.find(parameters[0]);
1211
1212         if (i == whowas.end())
1213         {
1214                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1215                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1216         }
1217         else
1218         {
1219                 time_t rawtime = i->second->signon;
1220                 tm *timeinfo;
1221                 char b[MAXBUF];
1222
1223                 timeinfo = localtime(&rawtime);
1224                 strlcpy(b,asctime(timeinfo),MAXBUF);
1225                 b[strlen(b)-1] = '\0';
1226
1227                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1228                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1229                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1230         }
1231
1232 }
1233
1234 void handle_trace(char **parameters, int pcnt, userrec *user)
1235 {
1236         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1237         {
1238                 if (i->second)
1239                 {
1240                         if (isnick(i->second->nick))
1241                         {
1242                                 if (strchr(i->second->modes,'o'))
1243                                 {
1244                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1245                                 }
1246                                 else
1247                                 {
1248                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1249                                 }
1250                         }
1251                         else
1252                         {
1253                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1254                         }
1255                 }
1256         }
1257 }
1258
1259 void handle_modules(char **parameters, int pcnt, userrec *user)
1260 {
1261         for (int i = 0; i < module_names.size(); i++)
1262         {
1263                 Version V = modules[i]->GetVersion();
1264                 char modulename[MAXBUF];
1265                 char flagstate[MAXBUF];
1266                 strcpy(flagstate,"");
1267                 if (V.Flags & VF_STATIC)
1268                         strlcat(flagstate,", static",MAXBUF);
1269                 if (V.Flags & VF_VENDOR)
1270                         strlcat(flagstate,", vendor",MAXBUF);
1271                 if (V.Flags & VF_COMMON)
1272                         strlcat(flagstate,", common",MAXBUF);
1273                 if (V.Flags & VF_SERVICEPROVIDER)
1274                         strlcat(flagstate,", service provider",MAXBUF);
1275                 if (!flagstate[0])
1276                         strcpy(flagstate,"  <no flags>");
1277                 strlcpy(modulename,module_names[i].c_str(),256);
1278                 if (strchr(user->modes,'o'))
1279                 {
1280                         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);
1281                 }
1282                 else
1283                 {
1284                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1285                 }
1286         }
1287         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1288 }
1289
1290 void handle_stats(char **parameters, int pcnt, userrec *user)
1291 {
1292         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1293         if (pcnt != 1)
1294         {
1295                 return;
1296         }
1297         if (strlen(parameters[0])>1)
1298         {
1299                 /* make the stats query 1 character long */
1300                 parameters[0][1] = '\0';
1301         }
1302
1303
1304         FOREACH_MOD OnStats(*parameters[0]);
1305
1306         if (*parameters[0] == 'c')
1307         {
1308                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1309                 {
1310                         ConfValue("link","name",i,Link_ServerName,&config_f);
1311                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1312                         ConfValue("link","port",i,Link_Port,&config_f);
1313                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1314                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1315                 }
1316         }
1317
1318         if (*parameters[0] == 'i')
1319         {
1320                 int idx = 0;
1321                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1322                 {
1323                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1324                         idx++;
1325                 }
1326         }
1327
1328         if (*parameters[0] == 'y')
1329         {
1330                 int idx = 0;
1331                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1332                 {
1333                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1334                         idx++;
1335                 }
1336         }
1337
1338         if (*parameters[0] == 'U')
1339         {
1340                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1341                 {
1342                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1343                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1344                 }
1345         }
1346
1347         if (*parameters[0] == 'P')
1348         {
1349                 int idx = 0;
1350                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1351                 {
1352                         if (strchr(i->second->modes,'o'))
1353                         {
1354                                 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));
1355                                 idx++;
1356                         }
1357                 }
1358                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1359         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1360         }
1361
1362         if (*parameters[0] == 'k')
1363         {
1364                 stats_k(user);
1365         }
1366
1367         if (*parameters[0] == 'g')
1368         {
1369                 stats_g(user);
1370         }
1371
1372         if (*parameters[0] == 'q')
1373         {
1374                 stats_q(user);
1375         }
1376
1377         if (*parameters[0] == 'Z')
1378         {
1379                 stats_z(user);
1380         }
1381
1382         if (*parameters[0] == 'e')
1383         {
1384                 stats_e(user);
1385         }
1386
1387         /* stats m (list number of times each command has been used, plus bytecount) */
1388         if (*parameters[0] == 'm')
1389         {
1390                 for (int i = 0; i < cmdlist.size(); i++)
1391                 {
1392                         if (cmdlist[i].handler_function)
1393                         {
1394                                 if (cmdlist[i].use_count)
1395                                 {
1396                                         /* RPL_STATSCOMMANDS */
1397                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1398                                 }
1399                         }
1400                 }
1401
1402         }
1403
1404         /* stats z (debug and memory info) */
1405         if (*parameters[0] == 'z')
1406         {
1407                 rusage R;
1408                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1409                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1410                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1411                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1412                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1413                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1414                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1415                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1416                 if (!getrusage(RUSAGE_SELF,&R))
1417                 {
1418                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1419                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1420                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1421                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1422                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1423                 }
1424         }
1425
1426         if (*parameters[0] == 'T')
1427         {
1428                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1429                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1430                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1431                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1432                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1433                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1434         }
1435
1436         /* stats o */
1437         if (*parameters[0] == 'o')
1438         {
1439                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1440                 {
1441                         char LoginName[MAXBUF];
1442                         char HostName[MAXBUF];
1443                         char OperType[MAXBUF];
1444                         ConfValue("oper","name",i,LoginName,&config_f);
1445                         ConfValue("oper","host",i,HostName,&config_f);
1446                         ConfValue("oper","type",i,OperType,&config_f);
1447                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1448                 }
1449         }
1450
1451         /* stats l (show user I/O stats) */
1452         if (*parameters[0] == 'l')
1453         {
1454                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1455                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1456                 {
1457                         if (isnick(i->second->nick))
1458                         {
1459                                 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);
1460                         }
1461                         else
1462                         {
1463                                 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);
1464                         }
1465
1466                 }
1467         }
1468
1469         /* stats u (show server uptime) */
1470         if (*parameters[0] == 'u')
1471         {
1472                 time_t current_time = 0;
1473                 current_time = TIME;
1474                 time_t server_uptime = current_time - startup_time;
1475                 struct tm* stime;
1476                 stime = gmtime(&server_uptime);
1477                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1478                  * Craig suggested this, and it seemed a good idea so in it went */
1479                 if (stime->tm_year > 70)
1480                 {
1481                         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);
1482                 }
1483                 else
1484                 {
1485                         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);
1486                 }
1487         }
1488
1489         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1490         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1491
1492 }
1493
1494 void handle_connect(char **parameters, int pcnt, userrec *user)
1495 {
1496         char Link_ServerName[1024];
1497         char Link_IPAddr[1024];
1498         char Link_Port[1024];
1499         char Link_Pass[1024];
1500         int LinkPort;
1501         bool found = false;
1502
1503         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1504         {
1505                 if (!found)
1506                 {
1507                         ConfValue("link","name",i,Link_ServerName,&config_f);
1508                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1509                         ConfValue("link","port",i,Link_Port,&config_f);
1510                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1511                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1512                         LinkPort = atoi(Link_Port);
1513                         if (match(Link_ServerName,parameters[0])) {
1514                                 found = true;
1515                                 break;
1516                         }
1517                 }
1518         }
1519
1520         if (!found) {
1521                 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1522                 return;
1523         }
1524
1525         // TODO: Perform a check here to stop a server being linked twice!
1526
1527         WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1528
1529         if (me[defaultRoute])
1530         {
1531                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1532                 return;
1533         }
1534         else
1535         {
1536                 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);
1537         }
1538 }
1539
1540 void handle_squit(char **parameters, int pcnt, userrec *user)
1541 {
1542         // send out an squit across the mesh and then clear the server list (for local squit)
1543         if (!pcnt)
1544         {
1545                 WriteOpers("SQUIT command issued by %s",user->nick);
1546                 char buffer[MAXBUF];
1547                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1548                 NetSendToAll(buffer);
1549                 DoSplitEveryone();
1550         }
1551         else
1552         {
1553                 if (!strcasecmp("*",parameters[0]))
1554                 {
1555                         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);
1556                         WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1557                         return;
1558                 }
1559                 if (!strcasecmp(ServerName,parameters[0]))
1560                 {
1561                         WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1562                         return;
1563                 }
1564                 bool have_this_server = true;
1565                 int n_count = 0;
1566                 std::string server_to_squit = "";
1567                 while (have_this_server)
1568                 {
1569                         have_this_server = false;
1570                         for (int j = 0; j < 32; j++)
1571                         {
1572                                 if (me[j] != NULL)
1573                                 {
1574                                         for (int x = 0; x < me[j]->connectors.size(); x++)
1575                                         {
1576                                                 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1577                                                 {
1578                                                         // found a valid ircd_connector.
1579                                                         have_this_server = true;
1580                                                         server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1581                                                         break;
1582                                                 }
1583                                         }
1584                                 }
1585                         }
1586                         if (have_this_server)
1587                         {
1588                                 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1589                                 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1590                                 char buffer[MAXBUF];
1591                                 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1592                                 NetSendToAll(buffer);
1593                                 DoSplit(server_to_squit.c_str());
1594                                 n_count++;
1595                         }
1596                 }
1597                 if (!n_count)
1598                 {
1599                         WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1600                 }
1601         }
1602 }
1603
1604 void handle_links(char **parameters, int pcnt, userrec *user)
1605 {
1606         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1607         for (int j = 0; j < 32; j++)
1608         {
1609                 if (me[j] != NULL)
1610                 {
1611                         for (int k = 0; k < me[j]->connectors.size(); k++)
1612                         {
1613                                 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());
1614                         }
1615                 }
1616         }
1617         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1618 }
1619
1620 void handle_map(char **parameters, int pcnt, userrec *user)
1621 {
1622         char line[MAXBUF];
1623         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1624         while (strlen(line) < 50)
1625                 strcat(line," ");
1626         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1627         for (int j = 0; j < 32; j++)
1628         {
1629                 if (me[j] != NULL)
1630                 {
1631                         for (int k = 0; k < me[j]->connectors.size(); k++)
1632                         {
1633                                 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1634                                 while (strlen(line) < 50)
1635                                         strcat(line," ");
1636                                 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));
1637                         }
1638                 }
1639         }
1640         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1641 }
1642
1643 bool is_uline(const char* server)
1644 {
1645         if (!server)
1646                 return false;
1647         if (!(*server))
1648                 return true;
1649         char ServName[MAXBUF];
1650         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1651         {
1652                 ConfValue("uline","server",i,ServName,&config_f);
1653                 if (!strcasecmp(server,ServName))
1654                 {
1655                         return true;
1656                 }
1657         }
1658         return false;
1659 }
1660 int operstrcmp(char* data,char* input)
1661 {
1662         int MOD_RESULT = 0;
1663         FOREACH_RESULT(OnOperCompare(data,input))
1664         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1665         if (MOD_RESULT == 1)
1666                 return 0;
1667         if (MOD_RESULT == -1)
1668                 return 1;
1669         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1670         return strcmp(data,input);
1671 }
1672
1673 void handle_oper(char **parameters, int pcnt, userrec *user)
1674 {
1675         char LoginName[MAXBUF];
1676         char Password[MAXBUF];
1677         char OperType[MAXBUF];
1678         char TypeName[MAXBUF];
1679         char HostName[MAXBUF];
1680         char TheHost[MAXBUF];
1681         int j;
1682         bool found = false;
1683         bool fail2 = false;
1684         char global[MAXBUF];
1685
1686         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1687
1688         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1689         {
1690                 ConfValue("oper","name",i,LoginName,&config_f);
1691                 ConfValue("oper","password",i,Password,&config_f);
1692                 ConfValue("oper","type",i,OperType,&config_f);
1693                 ConfValue("oper","host",i,HostName,&config_f);
1694                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1695                 {
1696                         fail2 = true;
1697                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1698                         {
1699                                 ConfValue("type","name",j,TypeName,&config_f);
1700
1701                                 if (!strcmp(TypeName,OperType))
1702                                 {
1703                                         /* found this oper's opertype */
1704                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1705                                         NetSendToAll(global);
1706                                         ConfValue("type","host",j,HostName,&config_f);
1707                                         ChangeDisplayedHost(user,HostName);
1708                                         strlcpy(user->oper,TypeName,NICKMAX);
1709                                         found = true;
1710                                         fail2 = false;
1711                                         break;
1712                                 }
1713                         }
1714                 }
1715                 if (found)
1716                         break;
1717         }
1718         if (found)
1719         {
1720                 /* correct oper credentials */
1721                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1722                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1723                 if (!strchr(user->modes,'o'))
1724                 {
1725                         strcat(user->modes,"o");
1726                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1727                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1728                         NetSendToAll(global);
1729                         FOREACH_MOD OnOper(user);
1730                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1731                         AddOper(user);
1732                 }
1733         }
1734         else
1735         {
1736                 if (!fail2)
1737                 {
1738                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1739                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1740                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1741                 }
1742                 else
1743                 {
1744                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1745                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1746                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1747                 }
1748         }
1749         return;
1750 }
1751
1752 void handle_nick(char **parameters, int pcnt, userrec *user)
1753 {
1754         if (pcnt < 1)
1755         {
1756                 log(DEBUG,"not enough params for handle_nick");
1757                 return;
1758         }
1759         if (!parameters[0])
1760         {
1761                 log(DEBUG,"invalid parameter passed to handle_nick");
1762                 return;
1763         }
1764         if (!parameters[0][0])
1765         {
1766                 log(DEBUG,"zero length new nick passed to handle_nick");
1767                 return;
1768         }
1769         if (!user)
1770         {
1771                 log(DEBUG,"invalid user passed to handle_nick");
1772                 return;
1773         }
1774         if (!user->nick)
1775         {
1776                 log(DEBUG,"invalid old nick passed to handle_nick");
1777                 return;
1778         }
1779         if (!strcasecmp(user->nick,parameters[0]))
1780         {
1781                 log(DEBUG,"old nick is new nick, skipping");
1782                 return;
1783         }
1784         else
1785         {
1786                 if (strlen(parameters[0]) > 1)
1787                 {
1788                         if (parameters[0][0] == ':')
1789                         {
1790                                 *parameters[0]++;
1791                         }
1792                 }
1793                 if (matches_qline(parameters[0]))
1794                 {
1795                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1796                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1797                         return;
1798                 }
1799                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1800                 {
1801                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1802                         return;
1803                 }
1804         }
1805         if (isnick(parameters[0]) == 0)
1806         {
1807                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1808                 return;
1809         }
1810
1811         if (user->registered == 7)
1812         {
1813                 int MOD_RESULT = 0;
1814                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1815                 if (MOD_RESULT) {
1816                         // if a module returns true, the nick change is silently forbidden.
1817                         return;
1818                 }
1819
1820                 WriteCommon(user,"NICK %s",parameters[0]);
1821
1822                 // N token must go to ALL servers!!!
1823                 char buffer[MAXBUF];
1824                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1825                 NetSendToAll(buffer);
1826         }
1827
1828         char oldnick[NICKMAX];
1829         strlcpy(oldnick,user->nick,NICKMAX);
1830
1831         /* change the nick of the user in the users_hash */
1832         user = ReHashNick(user->nick, parameters[0]);
1833         /* actually change the nick within the record */
1834         if (!user) return;
1835         if (!user->nick) return;
1836
1837         strlcpy(user->nick, parameters[0],NICKMAX);
1838
1839         log(DEBUG,"new nick set: %s",user->nick);
1840
1841         if (user->registered < 3)
1842         {
1843                 user->registered = (user->registered | 2);
1844                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1845                 // and unless we're lucky we'll get a duff one later on.
1846                 user->dns_done = (!lookup_dns(user->nick));
1847                 if (user->dns_done)
1848                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1849         }
1850         if (user->registered == 3)
1851         {
1852                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1853                 FOREACH_MOD OnUserRegister(user);
1854                 ConnectUser(user);
1855         }
1856         if (user->registered == 7)
1857         {
1858                 FOREACH_MOD OnUserPostNick(user,oldnick);
1859         }
1860 }
1861
1862
1863 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1864 {
1865         char* servername = strtok(params," ");
1866         char* versionstr = strtok(NULL,"\r\n");
1867
1868         if ((!servername) || (!versionstr))
1869                 return;
1870
1871         for (int j = 0; j < 32; j++)
1872         {
1873                 if (me[j] != NULL)
1874                 {
1875                         for (int x = 0; x < me[j]->connectors.size(); x++)
1876                         {
1877                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1878                                 {
1879                                         me[j]->connectors[x].SetVersionString(versionstr);
1880                                         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());
1881                                 }
1882                         }
1883                 }
1884         }
1885 }
1886
1887 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1888 {
1889         char* src = strtok(params," ");
1890         char* dest = strtok(NULL," :");
1891         char* text = strtok(NULL,"\r\n");
1892
1893         if ((!src) || (!dest) || (!text))
1894                 return;
1895
1896         text++;
1897
1898         userrec* user = Find(src);
1899         if (user)
1900         {
1901                 // notice all - only issuable by a server
1902                 if (!strcmp(dest,"*"))
1903                 {
1904                         NoticeAll(user,true,"%s",text);
1905                 }
1906                 if (!strcmp(dest,"@*"))
1907                 {
1908                         NoticeAllOpers(user,true,"%s",text);
1909                 }
1910                 else
1911                 {
1912                         userrec* dst = Find(dest);
1913                         if (dst)
1914                         {
1915                                 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1916                         }
1917                         else
1918                         {
1919                                 chanrec* d = FindChan(dest);
1920                                 if (d)
1921                                 {
1922                                         ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1923                                 }
1924                         }
1925                 }
1926         }
1927
1928 }
1929
1930
1931 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1932 {
1933         char* src = strtok(params," ");
1934         char* dest = strtok(NULL," :");
1935         char* text = strtok(NULL,"\r\n");
1936
1937         if ((!src) || (!dest) || (!text))
1938                 return;
1939
1940         text++;
1941
1942         userrec* user = Find(src);
1943         if (user)
1944         {
1945                 userrec* dst = Find(dest);
1946
1947                 if (dst)
1948                 {
1949                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1950                 }
1951                 else
1952                 {
1953                         chanrec* d = FindChan(dest);
1954                         if (d)
1955                         {
1956                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1957                         }
1958                 }
1959         }
1960
1961 }
1962
1963 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1964 {
1965         char* nick = strtok(params," ");
1966         char* from = strtok(NULL," ");
1967         char* channel = strtok(NULL," ");
1968
1969         if ((!nick) || (!from) || (!channel))
1970                 return;
1971
1972         userrec* u = Find(nick);
1973         userrec* user = Find(from);
1974         chanrec* c = FindChan(channel);
1975         if ((c) && (u) && (user))
1976         {
1977                 u->InviteTo(c->name);
1978                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1979         }
1980 }
1981
1982 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1983 {
1984         char* setby = strtok(params," ");
1985         char* channel = strtok(NULL," :");
1986         char* topic = strtok(NULL,"\r\n");
1987
1988         if ((!setby) || (!channel) || (!topic))
1989                 return;
1990
1991         topic++;
1992         userrec* u = Find(setby);
1993         chanrec* c = FindChan(channel);
1994         if ((c) && (u))
1995         {
1996                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
1997                 strlcpy(c->topic,topic,MAXTOPIC);
1998                 strlcpy(c->setby,u->nick,NICKMAX);
1999                 c->topicset = TIME;
2000         }
2001 }
2002
2003
2004 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2005 {
2006         char* tm = strtok(params," ");
2007         char* setby = strtok(NULL," ");
2008         char* channel = strtok(NULL," :");
2009         char* topic = strtok(NULL,"\r\n");
2010
2011         if ((!tm) || (!setby) || (!channel) || (!topic))
2012                 return;
2013
2014         topic++;
2015         time_t TS = atoi(tm);
2016         chanrec* c = FindChan(channel);
2017         if (c)
2018         {
2019                 // in the case of topics and TS, the *NEWER*
2020                 if (TS <= c->topicset)
2021                 {
2022                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2023                         strlcpy(c->topic,topic,MAXTOPIC);
2024                         strlcpy(c->setby,setby,NICKMAX);
2025                 }
2026         }
2027 }
2028
2029 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2030 {
2031         char* pars[128];
2032         char original[MAXBUF],target[MAXBUF];
2033         strlcpy(original,params,MAXBUF);
2034         int index = 0;
2035         char* parameter = strtok(params," ");
2036
2037         if (!parameter)
2038                 return;
2039
2040         strlcpy(target,parameter,MAXBUF);
2041         while (parameter)
2042         {
2043                 if (parameter[0] == ':')
2044                         parameter++;
2045                 pars[index++] = parameter;
2046                 parameter = strtok(NULL," ");
2047         }
2048         log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2049         merge_mode(pars,index);
2050         if (FindChan(target))
2051         {
2052                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2053                 return;
2054         }
2055         if (Find(target))
2056         {
2057                 if (original[0])
2058                         Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2059         }
2060 }
2061
2062 // m is modes set by users only (not servers) valid targets are channels or users.
2063
2064 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2065 {
2066         // m blah #chatspike +b *!test@*4
2067         char* pars[128];
2068         char original[MAXBUF];
2069
2070         if (!params)
2071                 return;
2072
2073         strlcpy(original,params,MAXBUF);
2074
2075         if (!strchr(params,' '))
2076         {
2077                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2078                 return;
2079         }
2080
2081         int index = 0;
2082
2083         char* src = strtok(params," ");
2084
2085         if (!src)
2086                 return;
2087
2088         userrec* user = Find(src);
2089
2090         if (user)
2091         {
2092                 log(DEBUG,"Found user: %s",user->nick);
2093                 char* parameter = strtok(NULL," ");
2094                 while (parameter)
2095                 {
2096                         pars[index++] = parameter;
2097                         parameter = strtok(NULL," ");
2098                 }
2099
2100                 log(DEBUG,"Calling merge_mode2");
2101                 if (index)
2102                         merge_mode2(pars,index,user);
2103         }
2104 }
2105
2106
2107 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2108 {
2109         char* nick = NULL;
2110         char* channel = NULL;
2111         char* reason = NULL;
2112         log(DEBUG,"L TOKEN PARS: '%s'",params);
2113         if (strstr(params,":#"))
2114         {
2115                 nick = strtok(params," ");
2116                 channel = strtok(NULL,"\r\n");
2117                 if ((!nick) || (!channel))
2118                         return;
2119                 channel++;
2120                 reason = "";
2121         }
2122         else
2123         {
2124                 nick = strtok(params," ");
2125                 channel = strtok(NULL," :");
2126                 reason = strtok(NULL,"\r\n");
2127                 if ((!nick) || (!channel) || (!reason))
2128                         return;
2129                 reason++;
2130         }
2131         userrec* user = Find(nick);
2132         if ((user) && (channel) && (reason))
2133         {
2134                 if ((!reason) && (*reason != '\0'))
2135                 {
2136                         del_channel(user,channel,reason,true);
2137                 }
2138                 else
2139                 {
2140                         del_channel(user,channel,NULL,true);
2141                 }
2142         }
2143 }
2144
2145 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2146 {
2147         char* src = strtok(params," ");
2148         char* nick = strtok(NULL," :");
2149         char* reason = strtok(NULL,"\r\n");
2150         if ((!src) || (!nick) || (!reason))
2151                 return;
2152         char kreason[MAXBUF];
2153         reason++;
2154
2155         userrec* u = Find(nick);
2156         userrec* user = Find(src);
2157
2158         if ((user) && (u))
2159         {
2160                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, tcp_host, ServerName, user->dhost,user->nick,reason);
2161                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",tcp_host,user->nick,u->nick,u->ident,u->host,reason);
2162                 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",tcp_host,user->nick,reason);
2163                 kill_link(u,kreason);
2164         }
2165 }
2166
2167 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2168 {
2169         char* nick = strtok(params," :");
2170         char* reason = strtok(NULL,"\r\n");
2171
2172         if ((!nick) || (!reason))
2173                 return;
2174         reason++;
2175
2176         userrec* user = Find(nick);
2177
2178         if (user)
2179         {
2180                 if (strlen(reason)>MAXQUIT)
2181                 {
2182                         reason[MAXQUIT-1] = '\0';
2183                 }
2184
2185
2186                 WriteCommonExcept(user,"QUIT :%s",reason);
2187
2188                 user_hash::iterator iter = clientlist.find(user->nick);
2189
2190                 if (iter != clientlist.end())
2191                 {
2192                         log(DEBUG,"deleting user hash value %d",iter->second);
2193                         clientlist.erase(iter);
2194                 }
2195
2196                 if (user->registered == 7)
2197                 {
2198                         purge_empty_chans(user);
2199                 }
2200                 delete user;
2201         }
2202 }
2203
2204 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2205 {
2206         char* oldnick = strtok(params," ");
2207         char* newnick = strtok(NULL," ");
2208
2209         if ((!oldnick) || (!newnick))
2210                 return;
2211
2212         userrec* user = Find(oldnick);
2213
2214         if (user)
2215         {
2216                 if (is_uline(tcp_host))
2217                 {
2218                         int MOD_RESULT = 0;
2219                         FOREACH_RESULT(OnUserPreNick(user,newnick));
2220                         if (MOD_RESULT) {
2221                                 // if a module returns true, the nick change couldnt be allowed
2222                                 statsCollisions++;
2223                                 kill_link(user,"Nickname collision");
2224                                 return;
2225                         }
2226                         if (matches_qline(newnick))
2227                         {
2228                                 statsCollisions++;
2229                                 kill_link(user,"Nickname collision");
2230                                 return;
2231                         }
2232
2233                         // broadcast this because its a services thingy
2234                         char buffer[MAXBUF];
2235                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2236                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
2237                 }
2238                 WriteCommon(user,"NICK %s",newnick);
2239                 user = ReHashNick(user->nick, newnick);
2240                 if (!user) return;
2241                 if (!user->nick) return;
2242                 strlcpy(user->nick, newnick,NICKMAX);
2243                 log(DEBUG,"new nick set: %s",user->nick);
2244         }
2245 }
2246
2247 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2248 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2249 {
2250         char* src = strtok(params," ");
2251         char* dest = strtok(NULL," ");
2252         char* channel = strtok(NULL," :");
2253         char* reason = strtok(NULL,"\r\n");
2254
2255         if ((!src) || (!dest) || (!channel) || (!reason))
2256                 return;
2257
2258         reason++;
2259         userrec* s = Find(src);
2260         userrec* d = Find(dest);
2261         chanrec* c = FindChan(channel);
2262         if ((s) && (d) && (c))
2263         {
2264                 kick_channel(s,d,c,reason);
2265                 return;
2266         }
2267         d = Find(channel);
2268         c = FindChan(dest);
2269         if ((s) && (d) && (c))
2270         {
2271                 kick_channel(s,d,c,reason);
2272                 return;
2273         }
2274 }
2275
2276 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2277 {
2278         char* who = strtok(params," :");
2279         char* text = strtok(NULL,"\r\n");
2280
2281         if ((!who) || (!text))
2282                 return;
2283
2284         text++;
2285         userrec* s = Find(who);
2286         if (s)
2287         {
2288                 WriteWallOps(s,true,text);
2289         }
2290 }
2291
2292 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2293 {
2294         log(DEBUG,"Adding ULined server %s to my map",params);
2295         ircd_connector s;
2296         s.SetState(STATE_DISCONNECTED);
2297
2298         if (!params)
2299                 return;
2300
2301         s.SetServerName(params);
2302
2303         for (int j = 0; j < 32; j++)
2304         {
2305                 if (me[j] != NULL)
2306                 {
2307                         for (int k = 0; k < me[j]->connectors.size(); k++)
2308                         {
2309                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2310                                 {
2311                                         // dont allow a server to be added twice
2312                                         log(DEBUG,"ULined server %s already in the map!",params);
2313                                         return;
2314                                 }
2315                         }
2316                 }
2317         }
2318
2319         source->connectors.push_back(s);
2320         WriteOpers("Non-Mesh server %s has joined the network",params);
2321 }
2322
2323 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2324 {
2325         char* tm = strtok(params," ");
2326         char* nick = strtok(NULL," ");
2327         char* host = strtok(NULL," ");
2328         char* dhost = strtok(NULL," ");
2329         char* ident = strtok(NULL," ");
2330         char* modes = strtok(NULL," ");
2331         char* ipaddr = strtok(NULL," ");
2332         char* server = strtok(NULL," :");
2333         char* gecos = strtok(NULL,"\r\n");
2334
2335         if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2336                 return;
2337
2338         if (*gecos == ':')
2339                 gecos++;
2340
2341         if (*modes == '+')
2342                 modes++;
2343
2344         time_t TS = atoi(tm);
2345         user_hash::iterator iter = clientlist.find(nick);
2346         if (iter != clientlist.end())
2347         {
2348                 // nick collision
2349                 statsCollisions++;
2350                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2351                 char str[MAXBUF];
2352                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2353                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2354                 kill_link(iter->second,str);
2355         }
2356         clientlist[nick] = new userrec();
2357         // remote users have an fd of -1. This is so that our Write abstraction
2358         // routines know to route any messages to this record away to whatever server
2359         // theyre on.
2360         clientlist[nick]->fd = -1;
2361         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2362         strlcpy(clientlist[nick]->host, host,160);
2363         strlcpy(clientlist[nick]->dhost, dhost,160);
2364         strlcpy(clientlist[nick]->server, server,256);
2365         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2366         strlcpy(clientlist[nick]->fullname, gecos,128);
2367         strlcpy(clientlist[nick]->ip,ipaddr,16);
2368         clientlist[nick]->signon = TS;
2369         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2370         clientlist[nick]->lastping = 1;
2371         clientlist[nick]->port = 0; // so is this...
2372         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2373         clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2374         for (int i = 0; i < MAXCHANS; i++)
2375         {
2376                 clientlist[nick]->chans[i].channel = NULL;
2377                 clientlist[nick]->chans[i].uc_modes = 0;
2378         }
2379         FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2380         if (strchr(clientlist[nick]->modes,'o'))
2381         {
2382                 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2383         }
2384 }
2385
2386 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2387 {
2388         if (!params)
2389                 return;
2390         long tdiff = TIME - atoi(params);
2391         if (tdiff)
2392                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2393 }
2394
2395 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2396 {
2397         char* nick = strtok(params," :");
2398         char* gecos = strtok(NULL,"\r\n");
2399
2400         if ((!nick) || (!gecos))
2401                 return;
2402
2403         userrec* user = Find(nick);
2404
2405         if (user)
2406                 strlcpy(user->fullname,gecos,MAXBUF);
2407 }
2408
2409 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2410 {
2411         char* nick = strtok(params," ");
2412         char* host = strtok(NULL," ");
2413
2414         if ((!nick) || (!host))
2415                 return;
2416
2417         userrec* user = Find(nick);
2418
2419         if (user)
2420                 strlcpy(user->dhost,host,160);
2421 }
2422
2423 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2424 {
2425         // %s %s %d %d
2426         // + test3.chatspike.net 7010 -2016508415
2427         char* servername = strtok(params," ");
2428         char* ipaddr = strtok(NULL," ");
2429         char* ipport = strtok(NULL," ");
2430         char* cookie = strtok(NULL," ");
2431
2432         if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2433                 return;
2434
2435         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2436
2437
2438         bool conn_already = false;
2439         for (int i = 0; i < 32; i++)
2440         {
2441                 if (me[i] != NULL)
2442                 {
2443                         for (int j = 0; j < me[i]->connectors.size(); j++)
2444                         {
2445                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2446                                 {
2447                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2448                                         {
2449                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2450                                                 conn_already = true;
2451                                         }
2452                                 }
2453                         }
2454                 }
2455         }
2456         if (!conn_already)
2457                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2458 }
2459
2460 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2461 {
2462         char* server = strtok(params," ");
2463         char* data = strtok(NULL,"\r\n");
2464
2465         if ((!data) || (!server))
2466         {
2467                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2468                 return;
2469         }
2470
2471         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2472         NetSendToOne(server,data);
2473 }
2474
2475 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2476 {
2477         char* nick = strtok(params," ");
2478         char* channel = strtok(NULL," ");
2479
2480         if ((!nick) || (!channel))
2481                 return;
2482
2483         userrec* user = Find(nick);
2484
2485         while (channel)
2486         {
2487                 if ((user != NULL) && (strcmp(channel,"")))
2488                 {
2489                         char privilage = '\0';
2490                         if (channel[0] != '#')
2491                         {
2492                                 privilage = channel[0];
2493                                 channel++;
2494                         }
2495                         add_channel(user,channel,"",true);
2496
2497                         // now work out the privilages they should have on each channel
2498                         // and send the appropriate servermodes.
2499                         for (int i = 0; i != MAXCHANS; i++)
2500                         {
2501                                 if (user->chans[i].channel)
2502                                 {
2503                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2504                                         {
2505                                                 if (privilage == '@')
2506                                                 {
2507                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2508                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2509                                                 }
2510                                                 if (privilage == '%')
2511                                                 {
2512                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2513                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2514                                                 }
2515                                                 if (privilage == '+')
2516                                                 {
2517                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2518                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2519                                                 }
2520                                         }
2521                                 }
2522                         }
2523
2524                 }
2525                 channel = strtok(NULL," ");
2526         }
2527 }
2528
2529 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2530 {
2531         log(DEBUG,"Storing routing table...");
2532         char* sourceserver = strtok(params," ");
2533         char* server = strtok(NULL," ");
2534
2535         if ((!sourceserver) || (!server))
2536                 return;
2537
2538         for (int i = 0; i < 32; i++)
2539         {
2540                 if (me[i] != NULL)
2541                 {
2542                         for (int j = 0; j < me[i]->connectors.size(); j++)
2543                         {
2544                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2545                                 {
2546                                         me[i]->connectors[j].routes.clear();
2547                                         log(DEBUG,"Found entry for source server.");
2548                                         while (server)
2549                                         {
2550                                                 // store each route
2551                                                 me[i]->connectors[j].routes.push_back(server);
2552                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2553                                                 server = strtok(NULL," ");
2554                                         }
2555                                         return;
2556                                 }
2557                         }
2558                 }
2559         }
2560         log(DEBUG,"Warning! routing table received from nonexistent server!");
2561 }
2562
2563 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2564 {
2565         if (!params)
2566                 return;
2567
2568         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2569         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2570         bool go_again = true;
2571         while (go_again)
2572         {
2573                 go_again = false;
2574                 for (int i = 0; i < 32; i++)
2575                 {
2576                         if (me[i] != NULL)
2577                         {
2578                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2579                                 {
2580                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2581                                         {
2582                                                 j->routes.clear();
2583                                                 j->CloseConnection();
2584                                                 me[i]->connectors.erase(j);
2585                                                 go_again = true;
2586                                                 break;
2587                                         }
2588                                 }
2589                         }
2590                 }
2591         }
2592         log(DEBUG,"Removed server. Will remove clients...");
2593         // iterate through the userlist and remove all users on this server.
2594         // because we're dealing with a mesh, we dont have to deal with anything
2595         // "down-route" from this server (nice huh)
2596         go_again = true;
2597         char reason[MAXBUF];
2598         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2599         while (go_again)
2600         {
2601                 go_again = false;
2602                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2603                 {
2604                         if (!strcasecmp(u->second->server,params))
2605                         {
2606                                 kill_link(u->second,reason);
2607                                 go_again = true;
2608                                 break;
2609                         }
2610                 }
2611         }
2612 }
2613
2614 unsigned long authcookie;
2615
2616 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2617 {
2618         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2619         log(DEBUG,"Adding G-line");
2620         char* mask = strtok(params," ");
2621         char* who = strtok(NULL," ");
2622         char* create_time = strtok(NULL," ");
2623         char* duration = strtok(NULL," :");
2624         char* reason = strtok(NULL,"\r\n");
2625
2626         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2627                 return;
2628
2629         reason++;
2630         add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2631         // we must update the creation time on this gline
2632         // now that we've added it, or it wont expire at the right time.
2633         gline_set_creation_time(mask,atoi(create_time));
2634         if (!atoi(duration))
2635         {
2636                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2637         }
2638         else
2639         {
2640                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2641         }
2642         apply_lines();
2643 }
2644
2645 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2646 {
2647         log(DEBUG,"Removing G-line");
2648         char* mask = strtok(params," ");
2649         char* who = strtok(NULL," ");
2650
2651         if ((!mask) || (!who))
2652                 return;
2653
2654         if (mask)
2655         {
2656                 if (del_gline((const char*)mask))
2657                 {
2658                         if (who)
2659                         {
2660                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2661                         }
2662                 }
2663         }
2664 }
2665
2666 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2667 {
2668         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2669         log(DEBUG,"Adding Q-line");
2670         char* mask = strtok(params," ");
2671         char* who = strtok(NULL," ");
2672         char* create_time = strtok(NULL," ");
2673         char* duration = strtok(NULL," :");
2674         char* reason = strtok(NULL,"\r\n");
2675
2676         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2677                 return;
2678
2679         reason++;
2680         add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2681         // we must update the creation time on this gline
2682         // now that we've added it, or it wont expire at the right time.
2683         qline_set_creation_time(mask,atoi(create_time));
2684         qline_make_global(mask);
2685         if (!atoi(duration))
2686         {
2687                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2688         }
2689         else
2690         {
2691                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2692         }
2693         apply_lines();
2694 }
2695
2696 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2697 {
2698         log(DEBUG,"Removing Q-line");
2699         char* mask = strtok(params," ");
2700         char* who = strtok(NULL," ");
2701
2702         if ((!mask) || (!who))
2703                 return;
2704
2705         if (mask)
2706         {
2707                 if (del_qline((const char*)mask))
2708                 {
2709                         if (who)
2710                         {
2711                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2712                         }
2713                 }
2714         }
2715 }
2716
2717 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2718 {
2719         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2720         log(DEBUG,"Adding Z-line");
2721         char* mask = strtok(params," ");
2722         char* who = strtok(NULL," ");
2723         char* create_time = strtok(NULL," ");
2724         char* duration = strtok(NULL," :");
2725         char* reason = strtok(NULL,"\r\n");
2726
2727         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2728                 return;
2729
2730         reason++;
2731         add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2732         // we must update the creation time on this gline
2733         // now that we've added it, or it wont expire at the right time.
2734         zline_set_creation_time(mask,atoi(create_time));
2735         zline_make_global(mask);
2736         if (!atoi(duration))
2737         {
2738                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2739         }
2740         else
2741         {
2742                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2743         }
2744         apply_lines();
2745 }
2746
2747 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2748 {
2749         log(DEBUG,"Removing Z-line");
2750         char* mask = strtok(params," ");
2751         char* who = strtok(NULL," ");
2752
2753         if ((!mask) || (!who))
2754                 return;
2755
2756         if (mask)
2757         {
2758                 if (del_zline((const char*)mask))
2759                 {
2760                         if (who)
2761                         {
2762                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2763                         }
2764                 }
2765         }
2766 }
2767
2768 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2769 {
2770         char* nick = strtok(params," ");
2771         char* type = strtok(params," ");
2772
2773         if ((!nick) || (!type))
2774                 return;
2775
2776         userrec* u = Find(nick);
2777         if (u)
2778         {
2779                 strlcpy(u->oper,type,NICKMAX);
2780         }
2781 }
2782
2783
2784 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port,char* tcp_sum)
2785 {
2786         char buffer[MAXBUF];
2787         int MOD_RESULT = 0;
2788
2789         switch(token)
2790         {
2791                 // Y <TS>
2792                 // start netburst
2793                 case 'Y':
2794                         nb_start = TIME;
2795                         WriteOpers("Server %s is starting netburst.",tcp_host);
2796                         // now broadcast this new servers address out to all servers that are linked to us,
2797                         // except the newcomer. They'll all attempt to connect back to it.
2798                         authcookie = rand()*rand();
2799                         snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2800                         NetSendToAll_WithSum(buffer,tcp_sum);
2801                 break;
2802                 // ~
2803                 // Store authcookie
2804                 // once stored, this authcookie permits other servers to log in
2805                 // without user or password, using it.
2806                 case '~':
2807                         auth_cookies.push_back(atoi(params));
2808                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2809                 break;
2810                 // connect back to a server using an authcookie
2811                 case '+':
2812                         handle_plus(token,params,source,reply,tcp_host,tcp_sum);
2813                 break;
2814                 // routing table
2815                 case '$':
2816                         handle_dollar(token,params,source,reply,tcp_host,tcp_sum);
2817                 break;
2818                 // node unreachable - we cant route to a server, sooooo we slit it off.
2819                 // servers can generate these for themselves for an squit.
2820                 case '&':
2821                         handle_amp(token,params,source,reply,tcp_host,tcp_sum);
2822                 break;
2823                 // R <server> <data>
2824                 // redirect token, send all of <data> along to the given
2825                 // server as this server has been found to still have a route to it
2826                 case 'R':
2827                         handle_R(token,params,source,reply,tcp_host,tcp_sum);
2828                 break;
2829                 // ?
2830                 // ping
2831                 case '?':
2832                         reply->SendPacket("!",tcp_host);
2833                 break;
2834                 // ?
2835                 // pong
2836                 case '!':
2837                 break;
2838                 // *
2839                 // no operation
2840                 case '*':
2841                 break;
2842                 // no operation - reserved to prevent services issues
2843                 case ':':
2844                 break;
2845                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2846                 // introduce remote client
2847                 case 'N':
2848                         handle_N(token,params,source,reply,tcp_host,tcp_sum);
2849                 break;
2850                 // a <NICK> :<GECOS>
2851                 // change GECOS (SETNAME)
2852                 case 'a':
2853                         handle_a(token,params,source,reply,tcp_host,tcp_sum);
2854                 break;
2855                 // b <NICK> :<HOST>
2856                 // change displayed host (SETHOST)
2857                 case 'b':
2858                         handle_b(token,params,source,reply,tcp_host,tcp_sum);
2859                 break;
2860                 // t <NICK> <CHANNEL> :<TOPIC>
2861                 // change a channel topic
2862                 case 't':
2863                         handle_t(token,params,source,reply,tcp_host,tcp_sum);
2864                 break;
2865                 // i <NICK> <CHANNEL>
2866                 // invite a user to a channel
2867                 case 'i':
2868                         handle_i(token,params,source,reply,tcp_host,tcp_sum);
2869                 break;
2870                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2871                 // kick a user from a channel
2872                 case 'k':
2873                         handle_k(token,params,source,reply,tcp_host,tcp_sum);
2874                 break;
2875                 // n <NICK> <NEWNICK>
2876                 // change nickname of client -- a server should only be able to
2877                 // change the nicknames of clients that reside on it unless
2878                 // they are ulined.
2879                 case 'n':
2880                         handle_n(token,params,source,reply,tcp_host,tcp_sum);
2881                 break;
2882                 // J <NICK> <CHANLIST>
2883                 // Join user to channel list, merge channel permissions
2884                 case 'J':
2885                         handle_J(token,params,source,reply,tcp_host,tcp_sum);
2886                 break;
2887                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2888                 // change channel topic (netburst only)
2889                 case 'T':
2890                         handle_T(token,params,source,reply,tcp_host,tcp_sum);
2891                 break;
2892                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2893                 // Server setting modes on an object
2894                 case 'M':
2895                         handle_M(token,params,source,reply,tcp_host,tcp_sum);
2896                 break;
2897                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2898                 // User setting modes on an object
2899                 case 'm':
2900                         handle_m(token,params,source,reply,tcp_host,tcp_sum);
2901                 break;
2902                 // P <SOURCE> <TARGET> :<TEXT>
2903                 // Send a private/channel message
2904                 case 'P':
2905                         handle_P(token,params,source,reply,tcp_host,tcp_sum);
2906                 break;
2907                 // V <SOURCE> <TARGET> :<TEXT>
2908                 // Send a private/channel notice
2909                 case 'V':
2910                         handle_V(token,params,source,reply,tcp_host,tcp_sum);
2911                 break;
2912                 // v <servername> <arbitary version string>
2913                 case 'v':
2914                         handle_v(token,params,source,reply,tcp_host,tcp_sum);
2915                 break;
2916                 // L <SOURCE> <CHANNEL> :<REASON>
2917                 // User parting a channel
2918                 case 'L':
2919                         handle_L(token,params,source,reply,tcp_host,tcp_sum);
2920                 break;
2921                 // Q <SOURCE> :<REASON>
2922                 // user quitting
2923                 case 'Q':
2924                         handle_Q(token,params,source,reply,tcp_host,tcp_sum);
2925                 break;
2926                 // H <SERVER>
2927                 // introduce non-meshable server (such as a services server)
2928                 case 'H':
2929                         handle_H(token,params,source,reply,tcp_host,tcp_sum);
2930                 break;
2931                 // K <SOURCE> <DEST> :<REASON>
2932                 // remote kill
2933                 case 'K':
2934                         handle_K(token,params,source,reply,tcp_host,tcp_sum);
2935                 break;
2936                 // @ <SOURCE> :<TEXT>
2937                 // wallops
2938                 case '@':
2939                         handle_AT(token,params,source,reply,tcp_host,tcp_sum);
2940                 break;
2941                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2942                 // add gline
2943                 case '#':
2944                         handle_hash(token,params,source,reply,tcp_host,tcp_sum);
2945                 break;
2946                 // . <mask> <who>
2947                 // remove gline
2948                 case '.':
2949                         handle_dot(token,params,source,reply,tcp_host,tcp_sum);
2950                 break;
2951                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2952                 // add gline
2953                 case '{':
2954                         handle_add_sqline(token,params,source,reply,tcp_host,tcp_sum);
2955                 break;
2956                 // . <mask> <who>
2957                 // remove gline
2958                 case '[':
2959                         handle_del_sqline(token,params,source,reply,tcp_host,tcp_sum);
2960                 break;
2961                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2962                 // add gline
2963                 case '}':
2964                         handle_add_szline(token,params,source,reply,tcp_host,tcp_sum);
2965                 break;
2966                 // . <mask> <who>
2967                 // remove gline
2968                 case ']':
2969                         handle_del_szline(token,params,source,reply,tcp_host,tcp_sum);
2970                 break;
2971                 // | <nick> <opertype>
2972                 // set opertype
2973                 case '|':
2974                         handle_pipe(token,params,source,reply,tcp_host,tcp_sum);
2975                 break;
2976                 // F <TS>
2977                 // end netburst
2978                 case 'F':
2979                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2980                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
2981                         nb_start = 0;
2982                         // tell all the other servers to use this authcookie to connect back again
2983                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
2984                         snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
2985                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
2986                 break;
2987                 case '/':
2988                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
2989                         strlcpy(source->nickserv,params,NICKMAX);
2990                 break;
2991                 // F <TS>
2992                 // end netburst with no mesh creation
2993                 case 'f':
2994                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2995                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
2996                         nb_start = 0;
2997                         // tell everyone else about the new server name so they just add it in the disconnected
2998                         // state
2999                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3000                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
3001                 break;
3002                 // X <reserved>
3003                 // Send netburst now
3004                 case 'X':
3005                         WriteOpers("Sending my netburst to %s",tcp_host);
3006                         DoSync(source,tcp_host);
3007                         WriteOpers("Send of netburst to %s completed",tcp_host);
3008                         NetSendMyRoutingTable();
3009                 break;
3010                 // anything else
3011                 default:
3012                         MOD_RESULT = 0;
3013                         string_list s;
3014                         char* data = strtok(params," ");
3015                         while (data)
3016                         {
3017                                 if (*data == ':')
3018                                 {
3019                                         // the last item is a special case
3020                                         data++;
3021                                         char datalast[MAXBUF];
3022                                         strlcpy(datalast,data,MAXBUF);
3023                                         data = strtok(NULL," ");
3024                                         while (data)
3025                                         {
3026                                                 strlcpy(datalast," ",MAXBUF);
3027                                                 strlcpy(datalast,data,MAXBUF);
3028                                                 data = strtok(NULL," ");
3029                                         }
3030                                         s.push_back(data);
3031                                         break;
3032                                 }
3033                                 s.push_back(data);
3034                                 data = strtok(NULL," ");
3035                         }
3036                         FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3037                         if (!MOD_RESULT)
3038                                 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3039                 break;
3040         }
3041 }
3042
3043
3044 void handle_link_packet(char* tcp_msg, char* tcp_host, serverrec *serv,char* tcp_sum)
3045 {
3046         if ((!strncmp(tcp_msg,"USER ",5)) || (!strncmp(tcp_msg,"NICK ",5)) || (!strncmp(tcp_msg,"PASS ",5)) || (!strncmp(tcp_msg,"SERVER ",7)))
3047         {
3048                 // a user on a server port, just close their connection.
3049                 RemoveServer(tcp_host);
3050                 return;
3051         }
3052
3053         char response[10240];
3054         char token = tcp_msg[0];
3055         char* old = tcp_msg;
3056
3057         if (!strncmp(tcp_msg,"PING",4))
3058         {
3059                 // some muppet of a server is sending PING. We don't know what PING is. drop it silently.
3060                 return;
3061         }
3062
3063         if ((token != ':') && (strlen(tcp_msg)>1) && (tcp_msg[1] != ' '))
3064         {
3065                 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(tcp_msg),tcp_host);
3066         }
3067
3068         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3069         {
3070                 char* src = tcp_msg+1;
3071                 while (tcp_msg[0] != ' ')
3072                         tcp_msg++;
3073                 tcp_msg[0] = 0;
3074                 tcp_msg++;
3075                 char* comd = tcp_msg;
3076                 while (tcp_msg[0] != ' ')
3077                         tcp_msg++;
3078                 tcp_msg[0] = 0;
3079                 tcp_msg++;
3080                 char data[MAXBUF];
3081                 char source[MAXBUF];
3082                 char command[MAXBUF];
3083                 strlcpy(data,tcp_msg,512);
3084                 strlcpy(source,src,MAXBUF);
3085                 strlcpy(command,comd,MAXBUF);
3086                 tcp_msg = old;
3087
3088                 // unused numeric:
3089                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3090                 if (!strcmp(command,"433"))
3091                 {
3092                         token = '*';
3093                 }
3094                 if (!strcmp(command,"432"))
3095                 {
3096                         token = '*';
3097                 }
3098                 if (!strcmp(command,"PING"))
3099                 {
3100                         token = '*';
3101                 }
3102                 if (!strcmp(command,"NOTICE"))
3103                 {
3104                         snprintf(tcp_msg,MAXBUF,"V %s %s",source,data);
3105                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",tcp_msg);
3106                         token = tcp_msg[0];
3107                 }
3108                 if (!strcmp(command,"QUIT"))
3109                 {
3110                         if ((!tcp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3111                         {
3112                                 strcpy(data,":No reason");
3113                         }
3114                         if (!strcmp(data,":"))
3115                         {
3116                                 strcpy(data,":No reason");
3117                         }
3118                         snprintf(tcp_msg,MAXBUF,"Q %s %s",source,data);
3119                         log(DEBUG,"Rewrote QUIT from services to: '%s'",tcp_msg);
3120                         token = tcp_msg[0];
3121                 }
3122                 if (!strcmp(command,"SQUIT"))
3123                 {
3124                         snprintf(tcp_msg,MAXBUF,"& %s",source);
3125                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",tcp_msg);
3126                         token = tcp_msg[0];
3127                 }
3128                 if (!strcmp(command,"SVSMODE"))
3129                 {
3130                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3131                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",tcp_msg);
3132                         token = tcp_msg[0];
3133                 }
3134                 if (!strcmp(command,"SVS2MODE"))
3135                 {
3136                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3137                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",tcp_msg);
3138                         token = tcp_msg[0];
3139                 }
3140                 // todo: this wont work without u:lines
3141                 // in give_ops etc allow nick on a u:lined serv to do just about anything
3142                 if (!strcmp(command,"MODE"))
3143                 {
3144                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3145                         log(DEBUG,"Rewrote MODE from services to: '%s'",tcp_msg);
3146                         token = tcp_msg[0];
3147                 }
3148                 if (!strcmp(command,"KICK"))
3149                 {
3150                         snprintf(tcp_msg,MAXBUF,"k %s %s",source,data);
3151                         log(DEBUG,"Rewrote KICK from services to: '%s'",tcp_msg);
3152                         token = tcp_msg[0];
3153                 }
3154                 if (!strcmp(command,"KILL"))
3155                 {
3156                         snprintf(tcp_msg,MAXBUF,"K %s %s",source,data);
3157                         log(DEBUG,"Rewrote KILL from services to: '%s'",tcp_msg);
3158                         token = tcp_msg[0];
3159                 }
3160                 if (!strcmp(command,"SVSJOIN"))
3161                 {
3162                         snprintf(tcp_msg,MAXBUF,"J %s",data);
3163                         NetSendToOne(tcp_host,tcp_msg);
3164                         char* nick = strtok(data," ");
3165                         char* chan = strtok(NULL," ");
3166                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",tcp_msg);
3167                         userrec* u = Find(nick);
3168                         if (u)
3169                         {
3170                                 add_channel(u,chan,"",true);
3171                         }
3172                         token = tcp_msg[0];
3173                 }
3174
3175         }
3176
3177         char* params = tcp_msg + 2;
3178         char finalparam[1024];
3179         strcpy(finalparam," :xxxx");
3180         if (strstr(tcp_msg," :")) {
3181                 strlcpy(finalparam,strstr(tcp_msg," :"),1024);
3182         }
3183
3184
3185         if (token == '-') {
3186                 char* cookie = strtok(params," ");
3187                 char* servername = strtok(NULL," ");
3188                 char* serverdesc = finalparam+2;
3189
3190                 if ((!cookie) || (!servername) || (!serverdesc))
3191                         return;
3192
3193
3194                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3195
3196                 for (int u = 0; u < auth_cookies.size(); u++)
3197                 {
3198                         if (auth_cookies[u] == atoi(cookie))
3199                         {
3200                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3201
3202
3203                                 for (int j = 0; j < 32; j++)
3204                                 {
3205                                         if (me[j] != NULL)
3206                                         {
3207                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3208                                                 {
3209                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3210                                                         {
3211                                                                 me[j]->connectors[k].SetServerName(servername);
3212                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3213                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3214                                                                 NetSendMyRoutingTable();
3215                                                                 return;
3216                                                         }
3217                                                 }
3218                                         }
3219                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3220                                         return;
3221                                 }
3222
3223
3224                                 return;
3225                         }
3226                 }
3227                 // bad cookie, bad bad! go sit in the corner!
3228                 WriteOpers("Bad cookie from %s!",servername);
3229                 return;
3230         }
3231         else
3232         if (token == 'S') {
3233                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3234                 char* servername = strtok(params," ");
3235                 char* password = strtok(NULL," ");
3236                 char* myport = strtok(NULL," ");
3237                 char* revision = strtok(NULL," ");
3238                 char* serverdesc = finalparam+2;
3239
3240                 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3241                         return;
3242
3243                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3244
3245                 ircd_connector* cn = serv->FindHost(servername);
3246
3247                 if (cn)
3248                 {
3249                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3250                         char buffer[MAXBUF];
3251                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3252                         serv->SendPacket(buffer,tcp_host);
3253                         RemoveServer(tcp_host);
3254                         return;
3255                 }
3256
3257                 if (atoi(revision) != GetRevision())
3258                 {
3259                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
3260                         char buffer[MAXBUF];
3261                         snprintf(buffer,MAXBUF,"E :Version number mismatch");
3262                         serv->SendPacket(buffer,tcp_host);
3263                         RemoveServer(tcp_host);
3264                         RemoveServer(servername);
3265                         return;
3266                 }
3267
3268                 for (int j = 0; j < serv->connectors.size(); j++)
3269                 {
3270                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3271                         {
3272                                 serv->connectors[j].SetServerName(servername);
3273                                 serv->connectors[j].SetDescription(serverdesc);
3274                                 serv->connectors[j].SetServerPort(atoi(myport));
3275                         }
3276                 }
3277
3278
3279                 char Link_ServerName[1024];
3280                 char Link_IPAddr[1024];
3281                 char Link_Port[1024];
3282                 char Link_Pass[1024];
3283                 char Link_SendPass[1024];
3284                 int LinkPort = 0;
3285
3286                 // search for a corresponding <link> block in the config files
3287                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3288                 {
3289                         ConfValue("link","name",i,Link_ServerName,&config_f);
3290                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3291                         ConfValue("link","port",i,Link_Port,&config_f);
3292                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3293                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3294                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3295                         LinkPort = atoi(Link_Port);
3296                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3297                         {
3298                                 // we have a matching link line -
3299                                 // send a 'diminutive' server message back...
3300                                 snprintf(response,10240,"%s s %s %s :%s",CreateSum().c_str(),ServerName,Link_SendPass,ServerDesc);
3301                                 serv->SendPacket(response,servername);
3302
3303                                 for (int t = 0; t < serv->connectors.size(); t++)
3304                                 {
3305                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3306                                         {
3307                                                 serv->connectors[t].SetState(STATE_CONNECTED);
3308                                         }
3309                                 }
3310
3311                                 return;
3312                         }
3313                 }
3314                 char buffer[MAXBUF];
3315                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3316                 serv->SendPacket(buffer,tcp_host);
3317                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3318                 RemoveServer(tcp_host);
3319                 RemoveServer(servername);
3320                 return;
3321         }
3322         else
3323         if (token == 's') {
3324                 // S test.chatspike.net password :ChatSpike InspIRCd test server
3325                 char* servername = strtok(params," ");
3326                 char* password = strtok(NULL," ");
3327                 char* serverdesc = finalparam+2;
3328
3329                 if ((!servername) || (!password) || (!serverdesc))
3330                         return;
3331
3332                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3333                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3334                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3335                 // a connect, so put out an oper alert!
3336
3337                 // for now, just accept all, we'll fix that later.
3338                 WriteOpers("%s accepted our link credentials ",servername);
3339
3340                 char Link_ServerName[1024];
3341                 char Link_IPAddr[1024];
3342                 char Link_Port[1024];
3343                 char Link_Pass[1024];
3344                 char Link_SendPass[1024];
3345                 int LinkPort = 0;
3346
3347                 // search for a corresponding <link> block in the config files
3348                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3349                 {
3350                         ConfValue("link","name",i,Link_ServerName,&config_f);
3351                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3352                         ConfValue("link","port",i,Link_Port,&config_f);
3353                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3354                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3355                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3356                         LinkPort = atoi(Link_Port);
3357                         if (!strcasecmp(Link_ServerName,servername))
3358                         {
3359                                 // matching link at this end too, we're all done!
3360                                 // at this point we must begin key exchange and insert this
3361                                 // server into our 'active' table.
3362                                 for (int j = 0; j < 32; j++)
3363                                 {
3364                                         if (me[j] != NULL)
3365                                         {
3366                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3367                                                 {
3368                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3369                                                         {
3370                                                                 char buffer[MAXBUF];
3371                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3372                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3373                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3374                                                                 serv->SendPacket(buffer,tcp_host);
3375                                                                 DoSync(me[j],tcp_host);
3376                                                                 NetSendMyRoutingTable();
3377                                                                 return;
3378                                                         }
3379                                                 }
3380                                         }
3381                                 }
3382                         }
3383                         else {
3384                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3385                         }
3386                 }
3387                 char buffer[MAXBUF];
3388                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3389                 serv->SendPacket(buffer,tcp_host);
3390                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3391                 RemoveServer(tcp_host);
3392                 RemoveServer(servername);
3393                 return;
3394         }
3395         else
3396         if (token == 'U') {
3397                 // U services.chatspike.net password :ChatSpike Services
3398                 //
3399                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3400                 char* servername = strtok(params," ");
3401                 char* password = strtok(NULL," ");
3402                 char* serverdesc = finalparam+2;
3403
3404                 if ((!password) || (!servername) || (!serverdesc))
3405                         return;
3406
3407                 char Link_ServerName[1024];
3408                 char Link_IPAddr[1024];
3409                 char Link_Port[1024];
3410                 char Link_Pass[1024];
3411                 char Link_SendPass[1024];
3412                 int LinkPort = 0;
3413
3414                 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3415
3416
3417                 for (int j = 0; j < 32; j++)
3418                 {
3419                         if (me[j] != NULL)
3420                         {
3421                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3422                                 {
3423                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3424                                         {
3425                                                 char buffer[MAXBUF];
3426                                                 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3427                                                 serv->SendPacket(buffer,tcp_host);
3428                                                 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3429                                                 RemoveServer(tcp_host);
3430                                                 return;
3431                                         }
3432                                 }
3433                         }
3434                 }
3435
3436                 // search for a corresponding <link> block in the config files
3437                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3438                 {
3439                         ConfValue("link","name",i,Link_ServerName,&config_f);
3440                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3441                         ConfValue("link","port",i,Link_Port,&config_f);
3442                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3443                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3444                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3445                         LinkPort = atoi(Link_Port);
3446                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3447                         {
3448                                 // matching link at this end too, we're all done!
3449                                 // at this point we must begin key exchange and insert this
3450                                 // server into our 'active' table.
3451                                 for (int j = 0; j < 32; j++)
3452                                 {
3453                                         if (me[j] != NULL)
3454                                         {
3455                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3456                                                 {
3457                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3458                                                         {
3459                                                                 char buffer[MAXBUF];
3460                                                                 log(DEBUG,"Found matching link block");
3461                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3462                                                                 me[j]->connectors[k].SetServerName(servername);
3463                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
3464                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3465                                                                 serv->SendPacket(buffer,servername);
3466                                                                 snprintf(buffer,MAXBUF,"%s s %s %s %lu :%s",CreateSum().c_str(),ServerName,Link_SendPass,LinkPort,ServerDesc);
3467                                                                 serv->SendPacket(buffer,servername);
3468                                                                 DoSync(me[j],servername);
3469                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3470                                                                 NetSendToAllExcept(servername,buffer);
3471                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3472                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3473                                                                 NetSendMyRoutingTable();
3474                                                                 return;
3475                                                         }
3476                                                 }
3477                                         }
3478                                 }
3479                         }
3480                         else {
3481                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3482                         }
3483                 }
3484                 log(DEBUG,"No matching link block found");
3485                 char buffer[MAXBUF];
3486                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3487                 serv->SendPacket(buffer,tcp_host);
3488                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3489                 RemoveServer(tcp_host);
3490                 RemoveServer(servername);
3491                 return;
3492         }
3493         else
3494         if (token == 'E') {
3495                 char* error_message = finalparam+2;
3496
3497                 if (!error_message)
3498                         return;
3499
3500                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3501                 return;
3502         }
3503         else {
3504                 for (int j = 0; j < 32; j++)
3505                 {
3506                         if (me[j] != NULL)
3507                         {
3508                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3509                                 {
3510                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3511                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3512                                         {
3513                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3514                                                 {
3515                                                         // found a valid ircd_connector.
3516                                                         if ((params) && (*params))
3517                                                                 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort(),tcp_sum);
3518                                                         return;
3519                                                 }
3520                                         }
3521                                 }
3522                         }
3523                 }
3524
3525                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3526         }
3527 }
3528
3529 long duration(const char* str)
3530 {
3531         char n_field[MAXBUF];
3532         long total = 0;
3533         const char* str_end = str + strlen(str);
3534         n_field[0] = 0;
3535
3536         for (char* i = (char*)str; i < str_end; i++)
3537         {
3538                 // if we have digits, build up a string for the value in n_field,
3539                 // up to 10 digits in size.
3540                 if ((*i >= '0') && (*i <= '9'))
3541                 {
3542                         strlcat(n_field,i,10);
3543                 }
3544                 else
3545                 {
3546                         // we dont have a digit, check for numeric tokens
3547                         switch (tolower(*i))
3548                         {
3549                                 case 's':
3550                                         total += atoi(n_field);
3551                                 break;
3552
3553                                 case 'm':
3554                                         total += (atoi(n_field)*duration_m);
3555                                 break;
3556
3557                                 case 'h':
3558                                         total += (atoi(n_field)*duration_h);
3559                                 break;
3560
3561                                 case 'd':
3562                                         total += (atoi(n_field)*duration_d);
3563                                 break;
3564
3565                                 case 'w':
3566                                         total += (atoi(n_field)*duration_w);
3567                                 break;
3568
3569                                 case 'y':
3570                                         total += (atoi(n_field)*duration_y);
3571                                 break;
3572                         }
3573                         n_field[0] = 0;
3574                 }
3575         }
3576         // add trailing seconds
3577         total += atoi(n_field);
3578
3579         return total;
3580 }
3581
3582
3583 void handle_kline(char **parameters, int pcnt, userrec *user)
3584 {
3585         if (pcnt >= 3)
3586         {
3587                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3588                 if (!duration(parameters[1]))
3589                 {
3590                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3591                 }
3592                 else
3593                 {
3594                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3595                 }
3596         }
3597         else
3598         {
3599                 if (del_kline(parameters[0]))
3600                 {
3601                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3602                 }
3603                 else
3604                 {
3605                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3606                 }
3607         }
3608         apply_lines();
3609 }
3610
3611 void handle_eline(char **parameters, int pcnt, userrec *user)
3612 {
3613         if (pcnt >= 3)
3614         {
3615                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3616                 if (!duration(parameters[1]))
3617                 {
3618                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3619                 }
3620                 else
3621                 {
3622                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3623                 }
3624         }
3625         else
3626         {
3627                 if (del_eline(parameters[0]))
3628                 {
3629                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3630                 }
3631                 else
3632                 {
3633                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3634                 }
3635         }
3636         // no need to apply the lines for an eline
3637 }
3638
3639 void handle_gline(char **parameters, int pcnt, userrec *user)
3640 {
3641         char netdata[MAXBUF];
3642         if (pcnt >= 3)
3643         {
3644                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3645                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3646                 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3647                 NetSendToAll(netdata);
3648                 if (!duration(parameters[1]))
3649                 {
3650                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3651                 }
3652                 else
3653                 {
3654                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3655                 }
3656         }
3657         else
3658         {
3659                 if (del_gline(parameters[0]))
3660                 {
3661                         // . <mask> <who-removed-it>
3662                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3663                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3664                 }
3665                 else
3666                 {
3667                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3668                 }
3669         }
3670         apply_lines();
3671 }
3672
3673 void handle_zline(char **parameters, int pcnt, userrec *user)
3674 {
3675         if (pcnt >= 3)
3676         {
3677                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3678                 if (!duration(parameters[1]))
3679                 {
3680                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3681                 }
3682                 else
3683                 {
3684                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3685                 }
3686         }
3687         else
3688         {
3689                 if (del_zline(parameters[0]))
3690                 {
3691                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3692                 }
3693                 else
3694                 {
3695                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3696                 }
3697         }
3698         apply_lines();
3699 }
3700
3701 void handle_qline(char **parameters, int pcnt, userrec *user)
3702 {
3703         if (pcnt >= 3)
3704         {
3705                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3706                 if (!duration(parameters[1]))
3707                 {
3708                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3709                 }
3710                 else
3711                 {
3712                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3713                 }
3714         }
3715         else
3716         {
3717                 if (del_qline(parameters[0]))
3718                 {
3719                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3720                 }
3721                 else
3722                 {
3723                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3724                 }
3725         }
3726         apply_lines();
3727 }
3728
3729